9247da77a3
Release Notes: - Added GitHub avatars to tooltips that appear when hovering over a `git blame` entry (either inline or in the blame gutter). Demo: https://github.com/zed-industries/zed/assets/1185253/295c5aee-3a4e-46aa-812d-495439d8840d
4928 lines
192 KiB
Rust
4928 lines
192 KiB
Rust
use crate::{
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blame_entry_tooltip::{blame_entry_relative_timestamp, BlameEntryTooltip},
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display_map::{
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BlockContext, BlockStyle, DisplaySnapshot, FoldStatus, HighlightedChunk, ToDisplayPoint,
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TransformBlock,
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},
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editor_settings::{DoubleClickInMultibuffer, MultiCursorModifier, ShowScrollbar},
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git::{blame::GitBlame, diff_hunk_to_display, DisplayDiffHunk},
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hover_popover::{
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self, hover_at, HOVER_POPOVER_GAP, MIN_POPOVER_CHARACTER_WIDTH, MIN_POPOVER_LINE_HEIGHT,
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},
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items::BufferSearchHighlights,
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mouse_context_menu::{self, MouseContextMenu},
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scroll::scroll_amount::ScrollAmount,
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CursorShape, DisplayPoint, DocumentHighlightRead, DocumentHighlightWrite, Editor, EditorMode,
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EditorSettings, EditorSnapshot, EditorStyle, GutterDimensions, HalfPageDown, HalfPageUp,
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HoveredCursor, LineDown, LineUp, OpenExcerpts, PageDown, PageUp, Point, SelectPhase, Selection,
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SoftWrap, ToPoint, CURSORS_VISIBLE_FOR, MAX_LINE_LEN,
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};
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use anyhow::Result;
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use collections::{BTreeMap, HashMap};
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use git::{blame::BlameEntry, diff::DiffHunkStatus, Oid};
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use gpui::{
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anchored, deferred, div, fill, outline, point, px, quad, relative, size, svg,
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transparent_black, Action, AnchorCorner, AnyElement, AvailableSpace, Bounds, ClipboardItem,
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ContentMask, Corners, CursorStyle, DispatchPhase, Edges, Element, ElementContext,
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ElementInputHandler, Entity, Hitbox, Hsla, InteractiveElement, IntoElement,
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ModifiersChangedEvent, MouseButton, MouseDownEvent, MouseMoveEvent, MouseUpEvent, PaintQuad,
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ParentElement, Pixels, ScrollDelta, ScrollWheelEvent, ShapedLine, SharedString, Size, Stateful,
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StatefulInteractiveElement, Style, Styled, TextRun, TextStyle, TextStyleRefinement, View,
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ViewContext, WeakView, WindowContext,
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};
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use itertools::Itertools;
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use language::language_settings::ShowWhitespaceSetting;
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use lsp::DiagnosticSeverity;
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use multi_buffer::Anchor;
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use project::{
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project_settings::{GitGutterSetting, ProjectSettings},
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ProjectPath,
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};
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use settings::Settings;
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use smallvec::SmallVec;
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use std::{
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any::TypeId,
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borrow::Cow,
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cmp::{self, max, Ordering},
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fmt::Write,
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iter, mem,
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ops::Range,
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sync::Arc,
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};
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use sum_tree::Bias;
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use theme::{ActiveTheme, PlayerColor};
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use ui::prelude::*;
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use ui::{h_flex, ButtonLike, ButtonStyle, ContextMenu, Tooltip};
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use util::ResultExt;
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use workspace::{item::Item, Workspace};
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struct SelectionLayout {
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head: DisplayPoint,
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cursor_shape: CursorShape,
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is_newest: bool,
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is_local: bool,
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range: Range<DisplayPoint>,
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active_rows: Range<u32>,
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user_name: Option<SharedString>,
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}
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impl SelectionLayout {
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fn new<T: ToPoint + ToDisplayPoint + Clone>(
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selection: Selection<T>,
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line_mode: bool,
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cursor_shape: CursorShape,
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map: &DisplaySnapshot,
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is_newest: bool,
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is_local: bool,
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user_name: Option<SharedString>,
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) -> Self {
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let point_selection = selection.map(|p| p.to_point(&map.buffer_snapshot));
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let display_selection = point_selection.map(|p| p.to_display_point(map));
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let mut range = display_selection.range();
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let mut head = display_selection.head();
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let mut active_rows = map.prev_line_boundary(point_selection.start).1.row()
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..map.next_line_boundary(point_selection.end).1.row();
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// vim visual line mode
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if line_mode {
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let point_range = map.expand_to_line(point_selection.range());
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range = point_range.start.to_display_point(map)..point_range.end.to_display_point(map);
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}
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// any vim visual mode (including line mode)
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if cursor_shape == CursorShape::Block && !range.is_empty() && !selection.reversed {
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if head.column() > 0 {
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head = map.clip_point(DisplayPoint::new(head.row(), head.column() - 1), Bias::Left)
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} else if head.row() > 0 && head != map.max_point() {
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head = map.clip_point(
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DisplayPoint::new(head.row() - 1, map.line_len(head.row() - 1)),
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Bias::Left,
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);
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// updating range.end is a no-op unless you're cursor is
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// on the newline containing a multi-buffer divider
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// in which case the clip_point may have moved the head up
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// an additional row.
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range.end = DisplayPoint::new(head.row() + 1, 0);
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active_rows.end = head.row();
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}
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}
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Self {
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head,
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cursor_shape,
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is_newest,
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is_local,
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range,
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active_rows,
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user_name,
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}
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}
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}
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pub struct EditorElement {
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editor: View<Editor>,
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style: EditorStyle,
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}
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impl EditorElement {
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pub fn new(editor: &View<Editor>, style: EditorStyle) -> Self {
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Self {
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editor: editor.clone(),
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style,
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}
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}
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fn register_actions(&self, cx: &mut WindowContext) {
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let view = &self.editor;
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view.update(cx, |editor, cx| {
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for action in editor.editor_actions.iter() {
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(action)(cx)
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}
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});
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crate::rust_analyzer_ext::apply_related_actions(view, cx);
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register_action(view, cx, Editor::move_left);
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register_action(view, cx, Editor::move_right);
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register_action(view, cx, Editor::move_down);
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register_action(view, cx, Editor::move_down_by_lines);
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register_action(view, cx, Editor::select_down_by_lines);
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register_action(view, cx, Editor::move_up);
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register_action(view, cx, Editor::move_up_by_lines);
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register_action(view, cx, Editor::select_up_by_lines);
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register_action(view, cx, Editor::cancel);
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register_action(view, cx, Editor::newline);
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register_action(view, cx, Editor::newline_above);
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register_action(view, cx, Editor::newline_below);
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register_action(view, cx, Editor::backspace);
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register_action(view, cx, Editor::delete);
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register_action(view, cx, Editor::tab);
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register_action(view, cx, Editor::tab_prev);
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register_action(view, cx, Editor::indent);
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register_action(view, cx, Editor::outdent);
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register_action(view, cx, Editor::delete_line);
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register_action(view, cx, Editor::join_lines);
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register_action(view, cx, Editor::sort_lines_case_sensitive);
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register_action(view, cx, Editor::sort_lines_case_insensitive);
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register_action(view, cx, Editor::reverse_lines);
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register_action(view, cx, Editor::shuffle_lines);
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register_action(view, cx, Editor::convert_to_upper_case);
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register_action(view, cx, Editor::convert_to_lower_case);
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register_action(view, cx, Editor::convert_to_title_case);
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register_action(view, cx, Editor::convert_to_snake_case);
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register_action(view, cx, Editor::convert_to_kebab_case);
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register_action(view, cx, Editor::convert_to_upper_camel_case);
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register_action(view, cx, Editor::convert_to_lower_camel_case);
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register_action(view, cx, Editor::delete_to_previous_word_start);
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register_action(view, cx, Editor::delete_to_previous_subword_start);
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register_action(view, cx, Editor::delete_to_next_word_end);
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register_action(view, cx, Editor::delete_to_next_subword_end);
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register_action(view, cx, Editor::delete_to_beginning_of_line);
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register_action(view, cx, Editor::delete_to_end_of_line);
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register_action(view, cx, Editor::cut_to_end_of_line);
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register_action(view, cx, Editor::duplicate_line_up);
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register_action(view, cx, Editor::duplicate_line_down);
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register_action(view, cx, Editor::move_line_up);
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register_action(view, cx, Editor::move_line_down);
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register_action(view, cx, Editor::transpose);
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register_action(view, cx, Editor::cut);
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register_action(view, cx, Editor::copy);
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register_action(view, cx, Editor::paste);
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register_action(view, cx, Editor::undo);
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register_action(view, cx, Editor::redo);
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register_action(view, cx, Editor::move_page_up);
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register_action(view, cx, Editor::move_page_down);
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register_action(view, cx, Editor::next_screen);
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register_action(view, cx, Editor::scroll_cursor_top);
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register_action(view, cx, Editor::scroll_cursor_center);
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register_action(view, cx, Editor::scroll_cursor_bottom);
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register_action(view, cx, |editor, _: &LineDown, cx| {
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editor.scroll_screen(&ScrollAmount::Line(1.), cx)
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});
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register_action(view, cx, |editor, _: &LineUp, cx| {
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editor.scroll_screen(&ScrollAmount::Line(-1.), cx)
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});
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register_action(view, cx, |editor, _: &HalfPageDown, cx| {
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editor.scroll_screen(&ScrollAmount::Page(0.5), cx)
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});
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register_action(view, cx, |editor, _: &HalfPageUp, cx| {
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editor.scroll_screen(&ScrollAmount::Page(-0.5), cx)
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});
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register_action(view, cx, |editor, _: &PageDown, cx| {
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editor.scroll_screen(&ScrollAmount::Page(1.), cx)
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});
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register_action(view, cx, |editor, _: &PageUp, cx| {
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editor.scroll_screen(&ScrollAmount::Page(-1.), cx)
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});
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register_action(view, cx, Editor::move_to_previous_word_start);
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register_action(view, cx, Editor::move_to_previous_subword_start);
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register_action(view, cx, Editor::move_to_next_word_end);
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register_action(view, cx, Editor::move_to_next_subword_end);
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register_action(view, cx, Editor::move_to_beginning_of_line);
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register_action(view, cx, Editor::move_to_end_of_line);
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register_action(view, cx, Editor::move_to_start_of_paragraph);
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register_action(view, cx, Editor::move_to_end_of_paragraph);
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register_action(view, cx, Editor::move_to_beginning);
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register_action(view, cx, Editor::move_to_end);
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register_action(view, cx, Editor::select_up);
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register_action(view, cx, Editor::select_down);
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register_action(view, cx, Editor::select_left);
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register_action(view, cx, Editor::select_right);
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register_action(view, cx, Editor::select_to_previous_word_start);
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register_action(view, cx, Editor::select_to_previous_subword_start);
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register_action(view, cx, Editor::select_to_next_word_end);
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register_action(view, cx, Editor::select_to_next_subword_end);
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register_action(view, cx, Editor::select_to_beginning_of_line);
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register_action(view, cx, Editor::select_to_end_of_line);
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register_action(view, cx, Editor::select_to_start_of_paragraph);
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register_action(view, cx, Editor::select_to_end_of_paragraph);
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register_action(view, cx, Editor::select_to_beginning);
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register_action(view, cx, Editor::select_to_end);
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register_action(view, cx, Editor::select_all);
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register_action(view, cx, |editor, action, cx| {
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editor.select_all_matches(action, cx).log_err();
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});
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register_action(view, cx, Editor::select_line);
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register_action(view, cx, Editor::split_selection_into_lines);
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register_action(view, cx, Editor::add_selection_above);
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register_action(view, cx, Editor::add_selection_below);
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register_action(view, cx, |editor, action, cx| {
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editor.select_next(action, cx).log_err();
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});
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register_action(view, cx, |editor, action, cx| {
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editor.select_previous(action, cx).log_err();
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});
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register_action(view, cx, Editor::toggle_comments);
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register_action(view, cx, Editor::select_larger_syntax_node);
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register_action(view, cx, Editor::select_smaller_syntax_node);
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register_action(view, cx, Editor::move_to_enclosing_bracket);
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register_action(view, cx, Editor::undo_selection);
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register_action(view, cx, Editor::redo_selection);
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register_action(view, cx, Editor::go_to_diagnostic);
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register_action(view, cx, Editor::go_to_prev_diagnostic);
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register_action(view, cx, Editor::go_to_hunk);
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register_action(view, cx, Editor::go_to_prev_hunk);
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register_action(view, cx, |editor, a, cx| {
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editor.go_to_definition(a, cx).detach_and_log_err(cx);
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});
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register_action(view, cx, |editor, a, cx| {
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editor.go_to_definition_split(a, cx).detach_and_log_err(cx);
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});
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register_action(view, cx, |editor, a, cx| {
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editor.go_to_implementation(a, cx).detach_and_log_err(cx);
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});
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register_action(view, cx, |editor, a, cx| {
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editor
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.go_to_implementation_split(a, cx)
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.detach_and_log_err(cx);
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});
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register_action(view, cx, |editor, a, cx| {
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editor.go_to_type_definition(a, cx).detach_and_log_err(cx);
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});
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register_action(view, cx, |editor, a, cx| {
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editor
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.go_to_type_definition_split(a, cx)
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.detach_and_log_err(cx);
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});
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register_action(view, cx, Editor::open_url);
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register_action(view, cx, Editor::fold);
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register_action(view, cx, Editor::fold_at);
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register_action(view, cx, Editor::unfold_lines);
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register_action(view, cx, Editor::unfold_at);
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register_action(view, cx, Editor::fold_selected_ranges);
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register_action(view, cx, Editor::show_completions);
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register_action(view, cx, Editor::toggle_code_actions);
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register_action(view, cx, Editor::open_excerpts);
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register_action(view, cx, Editor::open_excerpts_in_split);
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register_action(view, cx, Editor::toggle_soft_wrap);
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register_action(view, cx, Editor::toggle_line_numbers);
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register_action(view, cx, Editor::toggle_inlay_hints);
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register_action(view, cx, hover_popover::hover);
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register_action(view, cx, Editor::reveal_in_finder);
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register_action(view, cx, Editor::copy_path);
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register_action(view, cx, Editor::copy_relative_path);
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register_action(view, cx, Editor::copy_highlight_json);
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register_action(view, cx, Editor::copy_permalink_to_line);
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register_action(view, cx, Editor::open_permalink_to_line);
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register_action(view, cx, Editor::toggle_git_blame);
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register_action(view, cx, Editor::toggle_git_blame_inline);
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register_action(view, cx, |editor, action, cx| {
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if let Some(task) = editor.format(action, cx) {
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task.detach_and_log_err(cx);
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} else {
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cx.propagate();
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}
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});
|
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register_action(view, cx, Editor::restart_language_server);
|
|
register_action(view, cx, Editor::show_character_palette);
|
|
register_action(view, cx, |editor, action, cx| {
|
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if let Some(task) = editor.confirm_completion(action, cx) {
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task.detach_and_log_err(cx);
|
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} else {
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cx.propagate();
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}
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});
|
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register_action(view, cx, |editor, action, cx| {
|
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if let Some(task) = editor.confirm_code_action(action, cx) {
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task.detach_and_log_err(cx);
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} else {
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cx.propagate();
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}
|
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});
|
|
register_action(view, cx, |editor, action, cx| {
|
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if let Some(task) = editor.rename(action, cx) {
|
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task.detach_and_log_err(cx);
|
|
} else {
|
|
cx.propagate();
|
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}
|
|
});
|
|
register_action(view, cx, |editor, action, cx| {
|
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if let Some(task) = editor.confirm_rename(action, cx) {
|
|
task.detach_and_log_err(cx);
|
|
} else {
|
|
cx.propagate();
|
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}
|
|
});
|
|
register_action(view, cx, |editor, action, cx| {
|
|
if let Some(task) = editor.find_all_references(action, cx) {
|
|
task.detach_and_log_err(cx);
|
|
} else {
|
|
cx.propagate();
|
|
}
|
|
});
|
|
register_action(view, cx, Editor::next_inline_completion);
|
|
register_action(view, cx, Editor::previous_inline_completion);
|
|
register_action(view, cx, Editor::show_inline_completion);
|
|
register_action(view, cx, Editor::context_menu_first);
|
|
register_action(view, cx, Editor::context_menu_prev);
|
|
register_action(view, cx, Editor::context_menu_next);
|
|
register_action(view, cx, Editor::context_menu_last);
|
|
register_action(view, cx, Editor::display_cursor_names);
|
|
register_action(view, cx, Editor::unique_lines_case_insensitive);
|
|
register_action(view, cx, Editor::unique_lines_case_sensitive);
|
|
register_action(view, cx, Editor::accept_partial_inline_completion);
|
|
register_action(view, cx, Editor::revert_selected_hunks);
|
|
register_action(view, cx, Editor::open_active_item_in_terminal)
|
|
}
|
|
|
|
fn register_key_listeners(&self, cx: &mut ElementContext, layout: &EditorLayout) {
|
|
let position_map = layout.position_map.clone();
|
|
cx.on_key_event({
|
|
let editor = self.editor.clone();
|
|
let text_hitbox = layout.text_hitbox.clone();
|
|
move |event: &ModifiersChangedEvent, phase, cx| {
|
|
if phase != DispatchPhase::Bubble {
|
|
return;
|
|
}
|
|
|
|
editor.update(cx, |editor, cx| {
|
|
Self::modifiers_changed(editor, event, &position_map, &text_hitbox, cx)
|
|
})
|
|
}
|
|
});
|
|
}
|
|
|
|
fn modifiers_changed(
|
|
editor: &mut Editor,
|
|
event: &ModifiersChangedEvent,
|
|
position_map: &PositionMap,
|
|
text_hitbox: &Hitbox,
|
|
cx: &mut ViewContext<Editor>,
|
|
) {
|
|
let mouse_position = cx.mouse_position();
|
|
if !text_hitbox.is_hovered(cx) {
|
|
return;
|
|
}
|
|
|
|
editor.update_hovered_link(
|
|
position_map.point_for_position(text_hitbox.bounds, mouse_position),
|
|
&position_map.snapshot,
|
|
event.modifiers,
|
|
cx,
|
|
)
|
|
}
|
|
|
|
fn mouse_left_down(
|
|
editor: &mut Editor,
|
|
event: &MouseDownEvent,
|
|
position_map: &PositionMap,
|
|
text_hitbox: &Hitbox,
|
|
gutter_hitbox: &Hitbox,
|
|
cx: &mut ViewContext<Editor>,
|
|
) {
|
|
if cx.default_prevented() {
|
|
return;
|
|
}
|
|
|
|
let mut click_count = event.click_count;
|
|
let mut modifiers = event.modifiers;
|
|
|
|
if gutter_hitbox.is_hovered(cx) {
|
|
click_count = 3; // Simulate triple-click when clicking the gutter to select lines
|
|
} else if !text_hitbox.is_hovered(cx) {
|
|
return;
|
|
}
|
|
|
|
if click_count == 2 && !editor.buffer().read(cx).is_singleton() {
|
|
match EditorSettings::get_global(cx).double_click_in_multibuffer {
|
|
DoubleClickInMultibuffer::Select => {
|
|
// do nothing special on double click, all selection logic is below
|
|
}
|
|
DoubleClickInMultibuffer::Open => {
|
|
if modifiers.alt {
|
|
// if double click is made with alt, pretend it's a regular double click without opening and alt,
|
|
// and run the selection logic.
|
|
modifiers.alt = false;
|
|
} else {
|
|
// if double click is made without alt, open the corresponding excerp
|
|
editor.open_excerpts(&OpenExcerpts, cx);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
let point_for_position =
|
|
position_map.point_for_position(text_hitbox.bounds, event.position);
|
|
let position = point_for_position.previous_valid;
|
|
if modifiers.shift && modifiers.alt {
|
|
editor.select(
|
|
SelectPhase::BeginColumnar {
|
|
position,
|
|
goal_column: point_for_position.exact_unclipped.column(),
|
|
},
|
|
cx,
|
|
);
|
|
} else if modifiers.shift && !modifiers.control && !modifiers.alt && !modifiers.secondary()
|
|
{
|
|
editor.select(
|
|
SelectPhase::Extend {
|
|
position,
|
|
click_count,
|
|
},
|
|
cx,
|
|
);
|
|
} else {
|
|
let multi_cursor_setting = EditorSettings::get_global(cx).multi_cursor_modifier;
|
|
let multi_cursor_modifier = match multi_cursor_setting {
|
|
MultiCursorModifier::Alt => modifiers.alt,
|
|
MultiCursorModifier::CmdOrCtrl => modifiers.secondary(),
|
|
};
|
|
editor.select(
|
|
SelectPhase::Begin {
|
|
position,
|
|
add: multi_cursor_modifier,
|
|
click_count,
|
|
},
|
|
cx,
|
|
);
|
|
}
|
|
|
|
cx.stop_propagation();
|
|
}
|
|
|
|
fn mouse_right_down(
|
|
editor: &mut Editor,
|
|
event: &MouseDownEvent,
|
|
position_map: &PositionMap,
|
|
text_hitbox: &Hitbox,
|
|
cx: &mut ViewContext<Editor>,
|
|
) {
|
|
if !text_hitbox.is_hovered(cx) {
|
|
return;
|
|
}
|
|
let point_for_position =
|
|
position_map.point_for_position(text_hitbox.bounds, event.position);
|
|
mouse_context_menu::deploy_context_menu(
|
|
editor,
|
|
event.position,
|
|
point_for_position.previous_valid,
|
|
cx,
|
|
);
|
|
cx.stop_propagation();
|
|
}
|
|
|
|
fn mouse_middle_down(
|
|
editor: &mut Editor,
|
|
event: &MouseDownEvent,
|
|
position_map: &PositionMap,
|
|
text_hitbox: &Hitbox,
|
|
cx: &mut ViewContext<Editor>,
|
|
) {
|
|
if !text_hitbox.is_hovered(cx) || editor.read_only(cx) {
|
|
return;
|
|
}
|
|
|
|
if let Some(item) = cx.read_from_primary() {
|
|
let point_for_position =
|
|
position_map.point_for_position(text_hitbox.bounds, event.position);
|
|
let position = point_for_position.previous_valid;
|
|
|
|
editor.select(
|
|
SelectPhase::Begin {
|
|
position,
|
|
add: false,
|
|
click_count: 1,
|
|
},
|
|
cx,
|
|
);
|
|
editor.insert(item.text(), cx);
|
|
}
|
|
}
|
|
|
|
fn mouse_up(
|
|
editor: &mut Editor,
|
|
event: &MouseUpEvent,
|
|
position_map: &PositionMap,
|
|
text_hitbox: &Hitbox,
|
|
cx: &mut ViewContext<Editor>,
|
|
) {
|
|
let end_selection = editor.has_pending_selection();
|
|
let pending_nonempty_selections = editor.has_pending_nonempty_selection();
|
|
|
|
if end_selection {
|
|
editor.select(SelectPhase::End, cx);
|
|
}
|
|
|
|
let multi_cursor_setting = EditorSettings::get_global(cx).multi_cursor_modifier;
|
|
let multi_cursor_modifier = match multi_cursor_setting {
|
|
MultiCursorModifier::Alt => event.modifiers.secondary(),
|
|
MultiCursorModifier::CmdOrCtrl => event.modifiers.alt,
|
|
};
|
|
|
|
if !pending_nonempty_selections && multi_cursor_modifier && text_hitbox.is_hovered(cx) {
|
|
let point = position_map.point_for_position(text_hitbox.bounds, event.position);
|
|
editor.handle_click_hovered_link(point, event.modifiers, cx);
|
|
|
|
cx.stop_propagation();
|
|
} else if end_selection {
|
|
cx.stop_propagation();
|
|
}
|
|
}
|
|
|
|
fn mouse_dragged(
|
|
editor: &mut Editor,
|
|
event: &MouseMoveEvent,
|
|
position_map: &PositionMap,
|
|
text_bounds: Bounds<Pixels>,
|
|
cx: &mut ViewContext<Editor>,
|
|
) {
|
|
if !editor.has_pending_selection() {
|
|
return;
|
|
}
|
|
|
|
let point_for_position = position_map.point_for_position(text_bounds, event.position);
|
|
let mut scroll_delta = gpui::Point::<f32>::default();
|
|
let vertical_margin = position_map.line_height.min(text_bounds.size.height / 3.0);
|
|
let top = text_bounds.origin.y + vertical_margin;
|
|
let bottom = text_bounds.lower_left().y - vertical_margin;
|
|
if event.position.y < top {
|
|
scroll_delta.y = -scale_vertical_mouse_autoscroll_delta(top - event.position.y);
|
|
}
|
|
if event.position.y > bottom {
|
|
scroll_delta.y = scale_vertical_mouse_autoscroll_delta(event.position.y - bottom);
|
|
}
|
|
|
|
let horizontal_margin = position_map.line_height.min(text_bounds.size.width / 3.0);
|
|
let left = text_bounds.origin.x + horizontal_margin;
|
|
let right = text_bounds.upper_right().x - horizontal_margin;
|
|
if event.position.x < left {
|
|
scroll_delta.x = -scale_horizontal_mouse_autoscroll_delta(left - event.position.x);
|
|
}
|
|
if event.position.x > right {
|
|
scroll_delta.x = scale_horizontal_mouse_autoscroll_delta(event.position.x - right);
|
|
}
|
|
|
|
editor.select(
|
|
SelectPhase::Update {
|
|
position: point_for_position.previous_valid,
|
|
goal_column: point_for_position.exact_unclipped.column(),
|
|
scroll_delta,
|
|
},
|
|
cx,
|
|
);
|
|
}
|
|
|
|
fn mouse_moved(
|
|
editor: &mut Editor,
|
|
event: &MouseMoveEvent,
|
|
position_map: &PositionMap,
|
|
text_hitbox: &Hitbox,
|
|
gutter_hitbox: &Hitbox,
|
|
cx: &mut ViewContext<Editor>,
|
|
) {
|
|
let modifiers = event.modifiers;
|
|
let gutter_hovered = gutter_hitbox.is_hovered(cx);
|
|
editor.set_gutter_hovered(gutter_hovered, cx);
|
|
|
|
// Don't trigger hover popover if mouse is hovering over context menu
|
|
if text_hitbox.is_hovered(cx) {
|
|
let point_for_position =
|
|
position_map.point_for_position(text_hitbox.bounds, event.position);
|
|
|
|
editor.update_hovered_link(point_for_position, &position_map.snapshot, modifiers, cx);
|
|
|
|
if let Some(point) = point_for_position.as_valid() {
|
|
hover_at(editor, Some(point), cx);
|
|
Self::update_visible_cursor(editor, point, position_map, cx);
|
|
} else {
|
|
hover_at(editor, None, cx);
|
|
}
|
|
} else {
|
|
editor.hide_hovered_link(cx);
|
|
hover_at(editor, None, cx);
|
|
if gutter_hovered {
|
|
cx.stop_propagation();
|
|
}
|
|
}
|
|
}
|
|
|
|
fn update_visible_cursor(
|
|
editor: &mut Editor,
|
|
point: DisplayPoint,
|
|
position_map: &PositionMap,
|
|
cx: &mut ViewContext<Editor>,
|
|
) {
|
|
let snapshot = &position_map.snapshot;
|
|
let Some(hub) = editor.collaboration_hub() else {
|
|
return;
|
|
};
|
|
let range = DisplayPoint::new(point.row(), point.column().saturating_sub(1))
|
|
..DisplayPoint::new(
|
|
point.row(),
|
|
(point.column() + 1).min(snapshot.line_len(point.row())),
|
|
);
|
|
|
|
let range = snapshot
|
|
.buffer_snapshot
|
|
.anchor_at(range.start.to_point(&snapshot.display_snapshot), Bias::Left)
|
|
..snapshot
|
|
.buffer_snapshot
|
|
.anchor_at(range.end.to_point(&snapshot.display_snapshot), Bias::Right);
|
|
|
|
let Some(selection) = snapshot.remote_selections_in_range(&range, hub, cx).next() else {
|
|
return;
|
|
};
|
|
let key = crate::HoveredCursor {
|
|
replica_id: selection.replica_id,
|
|
selection_id: selection.selection.id,
|
|
};
|
|
editor.hovered_cursors.insert(
|
|
key.clone(),
|
|
cx.spawn(|editor, mut cx| async move {
|
|
cx.background_executor().timer(CURSORS_VISIBLE_FOR).await;
|
|
editor
|
|
.update(&mut cx, |editor, cx| {
|
|
editor.hovered_cursors.remove(&key);
|
|
cx.notify();
|
|
})
|
|
.ok();
|
|
}),
|
|
);
|
|
cx.notify()
|
|
}
|
|
|
|
fn layout_selections(
|
|
&self,
|
|
start_anchor: Anchor,
|
|
end_anchor: Anchor,
|
|
snapshot: &EditorSnapshot,
|
|
start_row: u32,
|
|
end_row: u32,
|
|
cx: &mut ElementContext,
|
|
) -> (
|
|
Vec<(PlayerColor, Vec<SelectionLayout>)>,
|
|
BTreeMap<u32, bool>,
|
|
Option<DisplayPoint>,
|
|
) {
|
|
let mut selections: Vec<(PlayerColor, Vec<SelectionLayout>)> = Vec::new();
|
|
let mut active_rows = BTreeMap::new();
|
|
let mut newest_selection_head = None;
|
|
let editor = self.editor.read(cx);
|
|
|
|
if editor.show_local_selections {
|
|
let mut local_selections: Vec<Selection<Point>> = editor
|
|
.selections
|
|
.disjoint_in_range(start_anchor..end_anchor, cx);
|
|
local_selections.extend(editor.selections.pending(cx));
|
|
let mut layouts = Vec::new();
|
|
let newest = editor.selections.newest(cx);
|
|
for selection in local_selections.drain(..) {
|
|
let is_empty = selection.start == selection.end;
|
|
let is_newest = selection == newest;
|
|
|
|
let layout = SelectionLayout::new(
|
|
selection,
|
|
editor.selections.line_mode,
|
|
editor.cursor_shape,
|
|
&snapshot.display_snapshot,
|
|
is_newest,
|
|
editor.leader_peer_id.is_none(),
|
|
None,
|
|
);
|
|
if is_newest {
|
|
newest_selection_head = Some(layout.head);
|
|
}
|
|
|
|
for row in cmp::max(layout.active_rows.start, start_row)
|
|
..=cmp::min(layout.active_rows.end, end_row)
|
|
{
|
|
let contains_non_empty_selection = active_rows.entry(row).or_insert(!is_empty);
|
|
*contains_non_empty_selection |= !is_empty;
|
|
}
|
|
layouts.push(layout);
|
|
}
|
|
|
|
let player = if editor.read_only(cx) {
|
|
cx.theme().players().read_only()
|
|
} else {
|
|
self.style.local_player
|
|
};
|
|
|
|
selections.push((player, layouts));
|
|
}
|
|
|
|
if let Some(collaboration_hub) = &editor.collaboration_hub {
|
|
// When following someone, render the local selections in their color.
|
|
if let Some(leader_id) = editor.leader_peer_id {
|
|
if let Some(collaborator) = collaboration_hub.collaborators(cx).get(&leader_id) {
|
|
if let Some(participant_index) = collaboration_hub
|
|
.user_participant_indices(cx)
|
|
.get(&collaborator.user_id)
|
|
{
|
|
if let Some((local_selection_style, _)) = selections.first_mut() {
|
|
*local_selection_style = cx
|
|
.theme()
|
|
.players()
|
|
.color_for_participant(participant_index.0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
let mut remote_selections = HashMap::default();
|
|
for selection in snapshot.remote_selections_in_range(
|
|
&(start_anchor..end_anchor),
|
|
collaboration_hub.as_ref(),
|
|
cx,
|
|
) {
|
|
let selection_style = if let Some(participant_index) = selection.participant_index {
|
|
cx.theme()
|
|
.players()
|
|
.color_for_participant(participant_index.0)
|
|
} else {
|
|
cx.theme().players().absent()
|
|
};
|
|
|
|
// Don't re-render the leader's selections, since the local selections
|
|
// match theirs.
|
|
if Some(selection.peer_id) == editor.leader_peer_id {
|
|
continue;
|
|
}
|
|
let key = HoveredCursor {
|
|
replica_id: selection.replica_id,
|
|
selection_id: selection.selection.id,
|
|
};
|
|
|
|
let is_shown =
|
|
editor.show_cursor_names || editor.hovered_cursors.contains_key(&key);
|
|
|
|
remote_selections
|
|
.entry(selection.replica_id)
|
|
.or_insert((selection_style, Vec::new()))
|
|
.1
|
|
.push(SelectionLayout::new(
|
|
selection.selection,
|
|
selection.line_mode,
|
|
selection.cursor_shape,
|
|
&snapshot.display_snapshot,
|
|
false,
|
|
false,
|
|
if is_shown { selection.user_name } else { None },
|
|
));
|
|
}
|
|
|
|
selections.extend(remote_selections.into_values());
|
|
}
|
|
(selections, active_rows, newest_selection_head)
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn layout_folds(
|
|
&self,
|
|
snapshot: &EditorSnapshot,
|
|
content_origin: gpui::Point<Pixels>,
|
|
visible_anchor_range: Range<Anchor>,
|
|
visible_display_row_range: Range<u32>,
|
|
scroll_pixel_position: gpui::Point<Pixels>,
|
|
line_height: Pixels,
|
|
line_layouts: &[LineWithInvisibles],
|
|
cx: &mut ElementContext,
|
|
) -> Vec<FoldLayout> {
|
|
snapshot
|
|
.folds_in_range(visible_anchor_range.clone())
|
|
.filter_map(|fold| {
|
|
let fold_range = fold.range.clone();
|
|
let display_range = fold.range.start.to_display_point(&snapshot)
|
|
..fold.range.end.to_display_point(&snapshot);
|
|
debug_assert_eq!(display_range.start.row(), display_range.end.row());
|
|
let row = display_range.start.row();
|
|
debug_assert!(row < visible_display_row_range.end);
|
|
let line_layout = line_layouts
|
|
.get((row - visible_display_row_range.start) as usize)
|
|
.map(|l| &l.line)?;
|
|
|
|
let start_x = content_origin.x
|
|
+ line_layout.x_for_index(display_range.start.column() as usize)
|
|
- scroll_pixel_position.x;
|
|
let start_y = content_origin.y + row as f32 * line_height - scroll_pixel_position.y;
|
|
let end_x = content_origin.x
|
|
+ line_layout.x_for_index(display_range.end.column() as usize)
|
|
- scroll_pixel_position.x;
|
|
|
|
let fold_bounds = Bounds {
|
|
origin: point(start_x, start_y),
|
|
size: size(end_x - start_x, line_height),
|
|
};
|
|
|
|
let mut hover_element = div()
|
|
.id(fold.id)
|
|
.size_full()
|
|
.cursor_pointer()
|
|
.on_mouse_down(MouseButton::Left, |_, cx| cx.stop_propagation())
|
|
.on_click(
|
|
cx.listener_for(&self.editor, move |editor: &mut Editor, _, cx| {
|
|
editor.unfold_ranges(
|
|
[fold_range.start..fold_range.end],
|
|
true,
|
|
false,
|
|
cx,
|
|
);
|
|
cx.stop_propagation();
|
|
}),
|
|
)
|
|
.into_any();
|
|
hover_element.layout(fold_bounds.origin, fold_bounds.size.into(), cx);
|
|
Some(FoldLayout {
|
|
display_range,
|
|
hover_element,
|
|
})
|
|
})
|
|
.collect()
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn layout_cursors(
|
|
&self,
|
|
snapshot: &EditorSnapshot,
|
|
selections: &[(PlayerColor, Vec<SelectionLayout>)],
|
|
visible_display_row_range: Range<u32>,
|
|
line_layouts: &[LineWithInvisibles],
|
|
text_hitbox: &Hitbox,
|
|
content_origin: gpui::Point<Pixels>,
|
|
scroll_pixel_position: gpui::Point<Pixels>,
|
|
line_height: Pixels,
|
|
em_width: Pixels,
|
|
cx: &mut ElementContext,
|
|
) -> Vec<CursorLayout> {
|
|
self.editor.update(cx, |editor, cx| {
|
|
let mut cursors = Vec::new();
|
|
for (player_color, selections) in selections {
|
|
for selection in selections {
|
|
let cursor_position = selection.head;
|
|
if (selection.is_local && !editor.show_local_cursors(cx))
|
|
|| !visible_display_row_range.contains(&cursor_position.row())
|
|
{
|
|
continue;
|
|
}
|
|
|
|
let cursor_row_layout = &line_layouts
|
|
[(cursor_position.row() - visible_display_row_range.start) as usize]
|
|
.line;
|
|
let cursor_column = cursor_position.column() as usize;
|
|
|
|
let cursor_character_x = cursor_row_layout.x_for_index(cursor_column);
|
|
let mut block_width =
|
|
cursor_row_layout.x_for_index(cursor_column + 1) - cursor_character_x;
|
|
if block_width == Pixels::ZERO {
|
|
block_width = em_width;
|
|
}
|
|
let block_text = if let CursorShape::Block = selection.cursor_shape {
|
|
snapshot.display_chars_at(cursor_position).next().and_then(
|
|
|(character, _)| {
|
|
let text = if character == '\n' {
|
|
SharedString::from(" ")
|
|
} else {
|
|
SharedString::from(character.to_string())
|
|
};
|
|
let len = text.len();
|
|
|
|
let font = cursor_row_layout
|
|
.font_id_for_index(cursor_column)
|
|
.and_then(|cursor_font_id| {
|
|
cx.text_system().get_font_for_id(cursor_font_id)
|
|
})
|
|
.unwrap_or(self.style.text.font());
|
|
|
|
cx.text_system()
|
|
.shape_line(
|
|
text,
|
|
cursor_row_layout.font_size,
|
|
&[TextRun {
|
|
len,
|
|
font: font,
|
|
color: self.style.background,
|
|
background_color: None,
|
|
strikethrough: None,
|
|
underline: None,
|
|
}],
|
|
)
|
|
.log_err()
|
|
},
|
|
)
|
|
} else {
|
|
None
|
|
};
|
|
|
|
let x = cursor_character_x - scroll_pixel_position.x;
|
|
let y = (cursor_position.row() as f32 - scroll_pixel_position.y / line_height)
|
|
* line_height;
|
|
if selection.is_newest {
|
|
editor.pixel_position_of_newest_cursor = Some(point(
|
|
text_hitbox.origin.x + x + block_width / 2.,
|
|
text_hitbox.origin.y + y + line_height / 2.,
|
|
))
|
|
}
|
|
|
|
let mut cursor = CursorLayout {
|
|
color: player_color.cursor,
|
|
block_width,
|
|
origin: point(x, y),
|
|
line_height,
|
|
shape: selection.cursor_shape,
|
|
block_text,
|
|
cursor_name: None,
|
|
};
|
|
let cursor_name = selection.user_name.clone().map(|name| CursorName {
|
|
string: name,
|
|
color: self.style.background,
|
|
is_top_row: cursor_position.row() == 0,
|
|
});
|
|
cx.with_element_context(|cx| cursor.layout(content_origin, cursor_name, cx));
|
|
cursors.push(cursor);
|
|
}
|
|
}
|
|
cursors
|
|
})
|
|
}
|
|
|
|
fn layout_scrollbar(
|
|
&self,
|
|
snapshot: &EditorSnapshot,
|
|
bounds: Bounds<Pixels>,
|
|
scroll_position: gpui::Point<f32>,
|
|
line_height: Pixels,
|
|
height_in_lines: f32,
|
|
cx: &mut ElementContext,
|
|
) -> Option<ScrollbarLayout> {
|
|
let scrollbar_settings = EditorSettings::get_global(cx).scrollbar;
|
|
let show_scrollbars = match scrollbar_settings.show {
|
|
ShowScrollbar::Auto => {
|
|
let editor = self.editor.read(cx);
|
|
let is_singleton = editor.is_singleton(cx);
|
|
// Git
|
|
(is_singleton && scrollbar_settings.git_diff && snapshot.buffer_snapshot.has_git_diffs())
|
|
||
|
|
// Buffer Search Results
|
|
(is_singleton && scrollbar_settings.search_results && editor.has_background_highlights::<BufferSearchHighlights>())
|
|
||
|
|
// Selected Symbol Occurrences
|
|
(is_singleton && scrollbar_settings.selected_symbol && (editor.has_background_highlights::<DocumentHighlightRead>() || editor.has_background_highlights::<DocumentHighlightWrite>()))
|
|
||
|
|
// Diagnostics
|
|
(is_singleton && scrollbar_settings.diagnostics && snapshot.buffer_snapshot.has_diagnostics())
|
|
||
|
|
// Scrollmanager
|
|
editor.scroll_manager.scrollbars_visible()
|
|
}
|
|
ShowScrollbar::System => self.editor.read(cx).scroll_manager.scrollbars_visible(),
|
|
ShowScrollbar::Always => true,
|
|
ShowScrollbar::Never => false,
|
|
};
|
|
if snapshot.mode != EditorMode::Full {
|
|
return None;
|
|
}
|
|
|
|
let visible_row_range = scroll_position.y..scroll_position.y + height_in_lines;
|
|
|
|
// If a drag took place after we started dragging the scrollbar,
|
|
// cancel the scrollbar drag.
|
|
if cx.has_active_drag() {
|
|
self.editor.update(cx, |editor, cx| {
|
|
editor.scroll_manager.set_is_dragging_scrollbar(false, cx);
|
|
});
|
|
}
|
|
|
|
let track_bounds = Bounds::from_corners(
|
|
point(self.scrollbar_left(&bounds), bounds.origin.y),
|
|
point(bounds.lower_right().x, bounds.lower_left().y),
|
|
);
|
|
|
|
let scroll_height = snapshot.max_point().row() as f32 + height_in_lines;
|
|
let mut height = bounds.size.height;
|
|
let mut first_row_y_offset = px(0.0);
|
|
|
|
// Impose a minimum height on the scrollbar thumb
|
|
let row_height = height / scroll_height;
|
|
let min_thumb_height = line_height;
|
|
let thumb_height = height_in_lines * row_height;
|
|
if thumb_height < min_thumb_height {
|
|
first_row_y_offset = (min_thumb_height - thumb_height) / 2.0;
|
|
height -= min_thumb_height - thumb_height;
|
|
}
|
|
|
|
Some(ScrollbarLayout {
|
|
hitbox: cx.insert_hitbox(track_bounds, false),
|
|
visible_row_range,
|
|
height,
|
|
scroll_height,
|
|
first_row_y_offset,
|
|
row_height,
|
|
visible: show_scrollbars,
|
|
})
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn layout_gutter_fold_indicators(
|
|
&self,
|
|
fold_statuses: Vec<Option<(FoldStatus, u32, bool)>>,
|
|
line_height: Pixels,
|
|
gutter_dimensions: &GutterDimensions,
|
|
gutter_settings: crate::editor_settings::Gutter,
|
|
scroll_pixel_position: gpui::Point<Pixels>,
|
|
gutter_hitbox: &Hitbox,
|
|
cx: &mut ElementContext,
|
|
) -> Vec<Option<AnyElement>> {
|
|
let mut indicators = self.editor.update(cx, |editor, cx| {
|
|
editor.render_fold_indicators(
|
|
fold_statuses,
|
|
&self.style,
|
|
editor.gutter_hovered,
|
|
line_height,
|
|
gutter_dimensions.margin,
|
|
cx,
|
|
)
|
|
});
|
|
|
|
for (ix, fold_indicator) in indicators.iter_mut().enumerate() {
|
|
if let Some(fold_indicator) = fold_indicator {
|
|
debug_assert!(gutter_settings.folds);
|
|
let available_space = size(
|
|
AvailableSpace::MinContent,
|
|
AvailableSpace::Definite(line_height * 0.55),
|
|
);
|
|
let fold_indicator_size = fold_indicator.measure(available_space, cx);
|
|
|
|
let position = point(
|
|
gutter_dimensions.width - gutter_dimensions.right_padding,
|
|
ix as f32 * line_height - (scroll_pixel_position.y % line_height),
|
|
);
|
|
let centering_offset = point(
|
|
(gutter_dimensions.right_padding + gutter_dimensions.margin
|
|
- fold_indicator_size.width)
|
|
/ 2.,
|
|
(line_height - fold_indicator_size.height) / 2.,
|
|
);
|
|
let origin = gutter_hitbox.origin + position + centering_offset;
|
|
fold_indicator.layout(origin, available_space, cx);
|
|
}
|
|
}
|
|
|
|
indicators
|
|
}
|
|
|
|
//Folds contained in a hunk are ignored apart from shrinking visual size
|
|
//If a fold contains any hunks then that fold line is marked as modified
|
|
fn layout_git_gutters(
|
|
&self,
|
|
display_rows: Range<u32>,
|
|
snapshot: &EditorSnapshot,
|
|
) -> Vec<DisplayDiffHunk> {
|
|
let buffer_snapshot = &snapshot.buffer_snapshot;
|
|
|
|
let buffer_start_row = DisplayPoint::new(display_rows.start, 0)
|
|
.to_point(snapshot)
|
|
.row;
|
|
let buffer_end_row = DisplayPoint::new(display_rows.end, 0)
|
|
.to_point(snapshot)
|
|
.row;
|
|
|
|
buffer_snapshot
|
|
.git_diff_hunks_in_range(buffer_start_row..buffer_end_row)
|
|
.map(|hunk| diff_hunk_to_display(hunk, snapshot))
|
|
.dedup()
|
|
.collect()
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn layout_inline_blame(
|
|
&self,
|
|
display_row: u32,
|
|
display_snapshot: &DisplaySnapshot,
|
|
line_layout: &LineWithInvisibles,
|
|
em_width: Pixels,
|
|
content_origin: gpui::Point<Pixels>,
|
|
scroll_pixel_position: gpui::Point<Pixels>,
|
|
line_height: Pixels,
|
|
cx: &mut ElementContext,
|
|
) -> Option<AnyElement> {
|
|
if !self
|
|
.editor
|
|
.update(cx, |editor, cx| editor.render_git_blame_inline(cx))
|
|
{
|
|
return None;
|
|
}
|
|
|
|
let workspace = self
|
|
.editor
|
|
.read(cx)
|
|
.workspace
|
|
.as_ref()
|
|
.map(|(w, _)| w.clone());
|
|
|
|
let display_point = DisplayPoint::new(display_row, 0);
|
|
let buffer_row = display_point.to_point(display_snapshot).row;
|
|
|
|
let blame = self.editor.read(cx).blame.clone()?;
|
|
let blame_entry = blame
|
|
.update(cx, |blame, cx| {
|
|
blame.blame_for_rows([Some(buffer_row)], cx).next()
|
|
})
|
|
.flatten()?;
|
|
|
|
let mut element =
|
|
render_inline_blame_entry(&blame, blame_entry, &self.style, workspace, cx);
|
|
|
|
let start_y = content_origin.y
|
|
+ line_height * (display_row as f32 - scroll_pixel_position.y / line_height);
|
|
|
|
let start_x = {
|
|
const INLINE_BLAME_PADDING_EM_WIDTHS: f32 = 6.;
|
|
|
|
let padded_line_width =
|
|
line_layout.line.width + (em_width * INLINE_BLAME_PADDING_EM_WIDTHS);
|
|
|
|
let min_column = ProjectSettings::get_global(cx)
|
|
.git
|
|
.inline_blame
|
|
.and_then(|settings| settings.min_column)
|
|
.map(|col| self.column_pixels(col as usize, cx))
|
|
.unwrap_or(px(0.));
|
|
|
|
content_origin.x + max(padded_line_width, min_column)
|
|
};
|
|
|
|
let absolute_offset = point(start_x, start_y);
|
|
let available_space = size(AvailableSpace::MinContent, AvailableSpace::MinContent);
|
|
|
|
element.layout(absolute_offset, available_space, cx);
|
|
|
|
Some(element)
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn layout_blame_entries(
|
|
&self,
|
|
buffer_rows: impl Iterator<Item = Option<u32>>,
|
|
em_width: Pixels,
|
|
scroll_position: gpui::Point<f32>,
|
|
line_height: Pixels,
|
|
gutter_hitbox: &Hitbox,
|
|
max_width: Option<Pixels>,
|
|
cx: &mut ElementContext,
|
|
) -> Option<Vec<AnyElement>> {
|
|
if !self
|
|
.editor
|
|
.update(cx, |editor, cx| editor.render_git_blame_gutter(cx))
|
|
{
|
|
return None;
|
|
}
|
|
|
|
let blame = self.editor.read(cx).blame.clone()?;
|
|
let blamed_rows: Vec<_> = blame.update(cx, |blame, cx| {
|
|
blame.blame_for_rows(buffer_rows, cx).collect()
|
|
});
|
|
|
|
let width = if let Some(max_width) = max_width {
|
|
AvailableSpace::Definite(max_width)
|
|
} else {
|
|
AvailableSpace::MaxContent
|
|
};
|
|
let scroll_top = scroll_position.y * line_height;
|
|
let start_x = em_width * 1;
|
|
|
|
let mut last_used_color: Option<(PlayerColor, Oid)> = None;
|
|
|
|
let shaped_lines = blamed_rows
|
|
.into_iter()
|
|
.enumerate()
|
|
.flat_map(|(ix, blame_entry)| {
|
|
if let Some(blame_entry) = blame_entry {
|
|
let mut element = render_blame_entry(
|
|
ix,
|
|
&blame,
|
|
blame_entry,
|
|
&self.style,
|
|
&mut last_used_color,
|
|
self.editor.clone(),
|
|
cx,
|
|
);
|
|
|
|
let start_y = ix as f32 * line_height - (scroll_top % line_height);
|
|
let absolute_offset = gutter_hitbox.origin + point(start_x, start_y);
|
|
|
|
element.layout(absolute_offset, size(width, AvailableSpace::MinContent), cx);
|
|
|
|
Some(element)
|
|
} else {
|
|
None
|
|
}
|
|
})
|
|
.collect();
|
|
|
|
Some(shaped_lines)
|
|
}
|
|
|
|
fn layout_code_actions_indicator(
|
|
&self,
|
|
line_height: Pixels,
|
|
newest_selection_head: DisplayPoint,
|
|
scroll_pixel_position: gpui::Point<Pixels>,
|
|
gutter_dimensions: &GutterDimensions,
|
|
gutter_hitbox: &Hitbox,
|
|
cx: &mut ElementContext,
|
|
) -> Option<AnyElement> {
|
|
let mut active = false;
|
|
let mut button = None;
|
|
self.editor.update(cx, |editor, cx| {
|
|
active = matches!(
|
|
editor.context_menu.read().as_ref(),
|
|
Some(crate::ContextMenu::CodeActions(_))
|
|
);
|
|
button = editor.render_code_actions_indicator(&self.style, active, cx);
|
|
});
|
|
|
|
let mut button = button?.into_any_element();
|
|
let available_space = size(
|
|
AvailableSpace::MinContent,
|
|
AvailableSpace::Definite(line_height),
|
|
);
|
|
let indicator_size = button.measure(available_space, cx);
|
|
|
|
let blame_width = gutter_dimensions
|
|
.git_blame_entries_width
|
|
.unwrap_or(Pixels::ZERO);
|
|
|
|
let mut x = blame_width;
|
|
let available_width = gutter_dimensions.margin + gutter_dimensions.left_padding
|
|
- indicator_size.width
|
|
- blame_width;
|
|
x += available_width / 2.;
|
|
|
|
let mut y = newest_selection_head.row() as f32 * line_height - scroll_pixel_position.y;
|
|
y += (line_height - indicator_size.height) / 2.;
|
|
|
|
button.layout(gutter_hitbox.origin + point(x, y), available_space, cx);
|
|
Some(button)
|
|
}
|
|
|
|
fn calculate_relative_line_numbers(
|
|
&self,
|
|
buffer_rows: Vec<Option<u32>>,
|
|
rows: &Range<u32>,
|
|
relative_to: Option<u32>,
|
|
) -> HashMap<u32, u32> {
|
|
let mut relative_rows: HashMap<u32, u32> = Default::default();
|
|
let Some(relative_to) = relative_to else {
|
|
return relative_rows;
|
|
};
|
|
|
|
let start = rows.start.min(relative_to);
|
|
|
|
let head_idx = relative_to - start;
|
|
let mut delta = 1;
|
|
let mut i = head_idx + 1;
|
|
while i < buffer_rows.len() as u32 {
|
|
if buffer_rows[i as usize].is_some() {
|
|
if rows.contains(&(i + start)) {
|
|
relative_rows.insert(i + start, delta);
|
|
}
|
|
delta += 1;
|
|
}
|
|
i += 1;
|
|
}
|
|
delta = 1;
|
|
i = head_idx.min(buffer_rows.len() as u32 - 1);
|
|
while i > 0 && buffer_rows[i as usize].is_none() {
|
|
i -= 1;
|
|
}
|
|
|
|
while i > 0 {
|
|
i -= 1;
|
|
if buffer_rows[i as usize].is_some() {
|
|
if rows.contains(&(i + start)) {
|
|
relative_rows.insert(i + start, delta);
|
|
}
|
|
delta += 1;
|
|
}
|
|
}
|
|
|
|
relative_rows
|
|
}
|
|
|
|
fn layout_line_numbers(
|
|
&self,
|
|
rows: Range<u32>,
|
|
buffer_rows: impl Iterator<Item = Option<u32>>,
|
|
active_rows: &BTreeMap<u32, bool>,
|
|
newest_selection_head: Option<DisplayPoint>,
|
|
snapshot: &EditorSnapshot,
|
|
cx: &ElementContext,
|
|
) -> (
|
|
Vec<Option<ShapedLine>>,
|
|
Vec<Option<(FoldStatus, BufferRow, bool)>>,
|
|
) {
|
|
let editor = self.editor.read(cx);
|
|
let is_singleton = editor.is_singleton(cx);
|
|
let newest_selection_head = newest_selection_head.unwrap_or_else(|| {
|
|
let newest = editor.selections.newest::<Point>(cx);
|
|
SelectionLayout::new(
|
|
newest,
|
|
editor.selections.line_mode,
|
|
editor.cursor_shape,
|
|
&snapshot.display_snapshot,
|
|
true,
|
|
true,
|
|
None,
|
|
)
|
|
.head
|
|
});
|
|
let font_size = self.style.text.font_size.to_pixels(cx.rem_size());
|
|
let include_line_numbers =
|
|
EditorSettings::get_global(cx).gutter.line_numbers && snapshot.mode == EditorMode::Full;
|
|
let include_fold_statuses =
|
|
EditorSettings::get_global(cx).gutter.folds && snapshot.mode == EditorMode::Full;
|
|
let mut shaped_line_numbers = Vec::with_capacity(rows.len());
|
|
let mut fold_statuses = Vec::with_capacity(rows.len());
|
|
let mut line_number = String::new();
|
|
let is_relative = EditorSettings::get_global(cx).relative_line_numbers;
|
|
let relative_to = if is_relative {
|
|
Some(newest_selection_head.row())
|
|
} else {
|
|
None
|
|
};
|
|
|
|
let buffer_rows = buffer_rows.collect::<Vec<_>>();
|
|
let relative_rows =
|
|
self.calculate_relative_line_numbers(buffer_rows.clone(), &rows, relative_to);
|
|
|
|
for (ix, row) in buffer_rows.into_iter().enumerate() {
|
|
let display_row = rows.start + ix as u32;
|
|
let (active, color) = if active_rows.contains_key(&display_row) {
|
|
(true, cx.theme().colors().editor_active_line_number)
|
|
} else {
|
|
(false, cx.theme().colors().editor_line_number)
|
|
};
|
|
if let Some(buffer_row) = row {
|
|
if include_line_numbers {
|
|
line_number.clear();
|
|
let default_number = buffer_row + 1;
|
|
let number = relative_rows
|
|
.get(&(ix as u32 + rows.start))
|
|
.unwrap_or(&default_number);
|
|
write!(&mut line_number, "{}", number).unwrap();
|
|
let run = TextRun {
|
|
len: line_number.len(),
|
|
font: self.style.text.font(),
|
|
color,
|
|
background_color: None,
|
|
underline: None,
|
|
strikethrough: None,
|
|
};
|
|
let shaped_line = cx
|
|
.text_system()
|
|
.shape_line(line_number.clone().into(), font_size, &[run])
|
|
.unwrap();
|
|
shaped_line_numbers.push(Some(shaped_line));
|
|
}
|
|
if include_fold_statuses {
|
|
fold_statuses.push(
|
|
is_singleton
|
|
.then(|| {
|
|
snapshot
|
|
.fold_for_line(buffer_row)
|
|
.map(|fold_status| (fold_status, buffer_row, active))
|
|
})
|
|
.flatten(),
|
|
)
|
|
}
|
|
} else {
|
|
fold_statuses.push(None);
|
|
shaped_line_numbers.push(None);
|
|
}
|
|
}
|
|
|
|
(shaped_line_numbers, fold_statuses)
|
|
}
|
|
|
|
fn layout_lines(
|
|
&self,
|
|
rows: Range<u32>,
|
|
line_number_layouts: &[Option<ShapedLine>],
|
|
snapshot: &EditorSnapshot,
|
|
cx: &ElementContext,
|
|
) -> Vec<LineWithInvisibles> {
|
|
if rows.start >= rows.end {
|
|
return Vec::new();
|
|
}
|
|
|
|
// Show the placeholder when the editor is empty
|
|
if snapshot.is_empty() {
|
|
let font_size = self.style.text.font_size.to_pixels(cx.rem_size());
|
|
let placeholder_color = cx.theme().colors().text_placeholder;
|
|
let placeholder_text = snapshot.placeholder_text();
|
|
|
|
let placeholder_lines = placeholder_text
|
|
.as_ref()
|
|
.map_or("", AsRef::as_ref)
|
|
.split('\n')
|
|
.skip(rows.start as usize)
|
|
.chain(iter::repeat(""))
|
|
.take(rows.len());
|
|
placeholder_lines
|
|
.filter_map(move |line| {
|
|
let run = TextRun {
|
|
len: line.len(),
|
|
font: self.style.text.font(),
|
|
color: placeholder_color,
|
|
background_color: None,
|
|
underline: Default::default(),
|
|
strikethrough: None,
|
|
};
|
|
cx.text_system()
|
|
.shape_line(line.to_string().into(), font_size, &[run])
|
|
.log_err()
|
|
})
|
|
.map(|line| LineWithInvisibles {
|
|
line,
|
|
invisibles: Vec::new(),
|
|
})
|
|
.collect()
|
|
} else {
|
|
let chunks = snapshot.highlighted_chunks(rows.clone(), true, &self.style);
|
|
LineWithInvisibles::from_chunks(
|
|
chunks,
|
|
&self.style.text,
|
|
MAX_LINE_LEN,
|
|
rows.len(),
|
|
line_number_layouts,
|
|
snapshot.mode,
|
|
cx,
|
|
)
|
|
}
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn build_blocks(
|
|
&self,
|
|
rows: Range<u32>,
|
|
snapshot: &EditorSnapshot,
|
|
hitbox: &Hitbox,
|
|
text_hitbox: &Hitbox,
|
|
scroll_width: &mut Pixels,
|
|
gutter_dimensions: &GutterDimensions,
|
|
em_width: Pixels,
|
|
text_x: Pixels,
|
|
line_height: Pixels,
|
|
line_layouts: &[LineWithInvisibles],
|
|
cx: &mut ElementContext,
|
|
) -> Vec<BlockLayout> {
|
|
let mut block_id = 0;
|
|
let (fixed_blocks, non_fixed_blocks) = snapshot
|
|
.blocks_in_range(rows.clone())
|
|
.partition::<Vec<_>, _>(|(_, block)| match block {
|
|
TransformBlock::ExcerptHeader { .. } => false,
|
|
TransformBlock::Custom(block) => block.style() == BlockStyle::Fixed,
|
|
});
|
|
|
|
let render_block = |block: &TransformBlock,
|
|
available_space: Size<AvailableSpace>,
|
|
block_id: usize,
|
|
block_row_start: u32,
|
|
cx: &mut ElementContext| {
|
|
let mut element = match block {
|
|
TransformBlock::Custom(block) => {
|
|
let align_to = block
|
|
.position()
|
|
.to_point(&snapshot.buffer_snapshot)
|
|
.to_display_point(snapshot);
|
|
let anchor_x = text_x
|
|
+ if rows.contains(&align_to.row()) {
|
|
line_layouts[(align_to.row() - rows.start) as usize]
|
|
.line
|
|
.x_for_index(align_to.column() as usize)
|
|
} else {
|
|
layout_line(align_to.row(), snapshot, &self.style, cx)
|
|
.unwrap()
|
|
.x_for_index(align_to.column() as usize)
|
|
};
|
|
|
|
block.render(&mut BlockContext {
|
|
context: cx,
|
|
anchor_x,
|
|
gutter_dimensions,
|
|
line_height,
|
|
em_width,
|
|
block_id,
|
|
max_width: text_hitbox.size.width.max(*scroll_width),
|
|
editor_style: &self.style,
|
|
})
|
|
}
|
|
|
|
TransformBlock::ExcerptHeader {
|
|
buffer,
|
|
range,
|
|
starts_new_buffer,
|
|
height,
|
|
..
|
|
} => {
|
|
let include_root = self
|
|
.editor
|
|
.read(cx)
|
|
.project
|
|
.as_ref()
|
|
.map(|project| project.read(cx).visible_worktrees(cx).count() > 1)
|
|
.unwrap_or_default();
|
|
|
|
#[derive(Clone)]
|
|
struct JumpData {
|
|
position: Point,
|
|
anchor: text::Anchor,
|
|
path: ProjectPath,
|
|
line_offset_from_top: u32,
|
|
}
|
|
|
|
let jump_data = project::File::from_dyn(buffer.file()).map(|file| {
|
|
let jump_path = ProjectPath {
|
|
worktree_id: file.worktree_id(cx),
|
|
path: file.path.clone(),
|
|
};
|
|
let jump_anchor = range
|
|
.primary
|
|
.as_ref()
|
|
.map_or(range.context.start, |primary| primary.start);
|
|
|
|
let excerpt_start = range.context.start;
|
|
let jump_position = language::ToPoint::to_point(&jump_anchor, buffer);
|
|
let offset_from_excerpt_start = if jump_anchor == excerpt_start {
|
|
0
|
|
} else {
|
|
let excerpt_start_row =
|
|
language::ToPoint::to_point(&jump_anchor, buffer).row;
|
|
jump_position.row - excerpt_start_row
|
|
};
|
|
|
|
let line_offset_from_top =
|
|
block_row_start + *height as u32 + offset_from_excerpt_start
|
|
- snapshot
|
|
.scroll_anchor
|
|
.scroll_position(&snapshot.display_snapshot)
|
|
.y as u32;
|
|
|
|
JumpData {
|
|
position: jump_position,
|
|
anchor: jump_anchor,
|
|
path: jump_path,
|
|
line_offset_from_top,
|
|
}
|
|
});
|
|
|
|
let element = if *starts_new_buffer {
|
|
let path = buffer.resolve_file_path(cx, include_root);
|
|
let mut filename = None;
|
|
let mut parent_path = None;
|
|
// Can't use .and_then() because `.file_name()` and `.parent()` return references :(
|
|
if let Some(path) = path {
|
|
filename = path.file_name().map(|f| f.to_string_lossy().to_string());
|
|
parent_path = path
|
|
.parent()
|
|
.map(|p| SharedString::from(p.to_string_lossy().to_string() + "/"));
|
|
}
|
|
|
|
v_flex()
|
|
.id(("path header container", block_id))
|
|
.size_full()
|
|
.justify_center()
|
|
.p(gpui::px(6.))
|
|
.child(
|
|
h_flex()
|
|
.id("path header block")
|
|
.size_full()
|
|
.pl(gpui::px(12.))
|
|
.pr(gpui::px(8.))
|
|
.rounded_md()
|
|
.shadow_md()
|
|
.border()
|
|
.border_color(cx.theme().colors().border)
|
|
.bg(cx.theme().colors().editor_subheader_background)
|
|
.justify_between()
|
|
.hover(|style| style.bg(cx.theme().colors().element_hover))
|
|
.child(
|
|
h_flex().gap_3().child(
|
|
h_flex()
|
|
.gap_2()
|
|
.child(
|
|
filename
|
|
.map(SharedString::from)
|
|
.unwrap_or_else(|| "untitled".into()),
|
|
)
|
|
.when_some(parent_path, |then, path| {
|
|
then.child(
|
|
div().child(path).text_color(
|
|
cx.theme().colors().text_muted,
|
|
),
|
|
)
|
|
}),
|
|
),
|
|
)
|
|
.when_some(jump_data.clone(), |this, jump_data| {
|
|
this.cursor_pointer()
|
|
.tooltip(|cx| {
|
|
Tooltip::for_action(
|
|
"Jump to File",
|
|
&OpenExcerpts,
|
|
cx,
|
|
)
|
|
})
|
|
.on_mouse_down(MouseButton::Left, |_, cx| {
|
|
cx.stop_propagation()
|
|
})
|
|
.on_click(cx.listener_for(&self.editor, {
|
|
move |editor, _, cx| {
|
|
editor.jump(
|
|
jump_data.path.clone(),
|
|
jump_data.position,
|
|
jump_data.anchor,
|
|
jump_data.line_offset_from_top,
|
|
cx,
|
|
);
|
|
}
|
|
}))
|
|
}),
|
|
)
|
|
} else {
|
|
v_flex()
|
|
.id(("collapsed context", block_id))
|
|
.size_full()
|
|
.child(
|
|
div()
|
|
.flex()
|
|
.v_flex()
|
|
.justify_start()
|
|
.id("jump to collapsed context")
|
|
.w(relative(1.0))
|
|
.h_full()
|
|
.child(
|
|
div()
|
|
.h_px()
|
|
.w_full()
|
|
.bg(cx.theme().colors().border_variant)
|
|
.group_hover("excerpt-jump-action", |style| {
|
|
style.bg(cx.theme().colors().border)
|
|
}),
|
|
),
|
|
)
|
|
.child(
|
|
h_flex()
|
|
.justify_end()
|
|
.flex_none()
|
|
.w(
|
|
gutter_dimensions.width - (gutter_dimensions.left_padding), // + gutter_dimensions.right_padding)
|
|
)
|
|
.h_full()
|
|
.child(
|
|
ButtonLike::new("jump-icon")
|
|
.style(ButtonStyle::Transparent)
|
|
.child(
|
|
svg()
|
|
.path(IconName::ArrowUpRight.path())
|
|
.size(IconSize::XSmall.rems())
|
|
.text_color(cx.theme().colors().border)
|
|
.group_hover("excerpt-jump-action", |style| {
|
|
style.text_color(
|
|
cx.theme().colors().editor_line_number,
|
|
)
|
|
}),
|
|
)
|
|
.when_some(jump_data.clone(), |this, jump_data| {
|
|
this.on_click(cx.listener_for(&self.editor, {
|
|
let path = jump_data.path.clone();
|
|
move |editor, _, cx| {
|
|
editor.jump(
|
|
path.clone(),
|
|
jump_data.position,
|
|
jump_data.anchor,
|
|
jump_data.line_offset_from_top,
|
|
cx,
|
|
);
|
|
}
|
|
}))
|
|
.tooltip({
|
|
move |cx| {
|
|
Tooltip::for_action(
|
|
format!(
|
|
"Jump to {}:L{}",
|
|
jump_data.path.path.display(),
|
|
jump_data.position.row + 1
|
|
),
|
|
&OpenExcerpts,
|
|
cx,
|
|
)
|
|
}
|
|
})
|
|
}),
|
|
),
|
|
)
|
|
.group("excerpt-jump-action")
|
|
.cursor_pointer()
|
|
.when_some(jump_data.clone(), |this, jump_data| {
|
|
this.on_click(cx.listener_for(&self.editor, {
|
|
let path = jump_data.path.clone();
|
|
move |editor, _, cx| {
|
|
cx.stop_propagation();
|
|
|
|
editor.jump(
|
|
path.clone(),
|
|
jump_data.position,
|
|
jump_data.anchor,
|
|
jump_data.line_offset_from_top,
|
|
cx,
|
|
);
|
|
}
|
|
}))
|
|
.tooltip(move |cx| {
|
|
Tooltip::for_action(
|
|
format!(
|
|
"Jump to {}:L{}",
|
|
jump_data.path.path.display(),
|
|
jump_data.position.row + 1
|
|
),
|
|
&OpenExcerpts,
|
|
cx,
|
|
)
|
|
})
|
|
})
|
|
};
|
|
element.into_any()
|
|
}
|
|
};
|
|
|
|
let size = element.measure(available_space, cx);
|
|
(element, size)
|
|
};
|
|
|
|
let mut fixed_block_max_width = Pixels::ZERO;
|
|
let mut blocks = Vec::new();
|
|
for (row, block) in fixed_blocks {
|
|
let available_space = size(
|
|
AvailableSpace::MinContent,
|
|
AvailableSpace::Definite(block.height() as f32 * line_height),
|
|
);
|
|
let (element, element_size) = render_block(block, available_space, block_id, row, cx);
|
|
block_id += 1;
|
|
fixed_block_max_width = fixed_block_max_width.max(element_size.width + em_width);
|
|
blocks.push(BlockLayout {
|
|
row,
|
|
element,
|
|
available_space,
|
|
style: BlockStyle::Fixed,
|
|
});
|
|
}
|
|
for (row, block) in non_fixed_blocks {
|
|
let style = match block {
|
|
TransformBlock::Custom(block) => block.style(),
|
|
TransformBlock::ExcerptHeader { .. } => BlockStyle::Sticky,
|
|
};
|
|
let width = match style {
|
|
BlockStyle::Sticky => hitbox.size.width,
|
|
BlockStyle::Flex => hitbox
|
|
.size
|
|
.width
|
|
.max(fixed_block_max_width)
|
|
.max(gutter_dimensions.width + *scroll_width),
|
|
BlockStyle::Fixed => unreachable!(),
|
|
};
|
|
let available_space = size(
|
|
AvailableSpace::Definite(width),
|
|
AvailableSpace::Definite(block.height() as f32 * line_height),
|
|
);
|
|
let (element, _) = render_block(block, available_space, block_id, row, cx);
|
|
block_id += 1;
|
|
blocks.push(BlockLayout {
|
|
row,
|
|
element,
|
|
available_space,
|
|
style,
|
|
});
|
|
}
|
|
|
|
*scroll_width = (*scroll_width).max(fixed_block_max_width - gutter_dimensions.width);
|
|
blocks
|
|
}
|
|
|
|
fn layout_blocks(
|
|
&self,
|
|
blocks: &mut Vec<BlockLayout>,
|
|
hitbox: &Hitbox,
|
|
line_height: Pixels,
|
|
scroll_pixel_position: gpui::Point<Pixels>,
|
|
cx: &mut ElementContext,
|
|
) {
|
|
for block in blocks {
|
|
let mut origin = hitbox.origin
|
|
+ point(
|
|
Pixels::ZERO,
|
|
block.row as f32 * line_height - scroll_pixel_position.y,
|
|
);
|
|
if !matches!(block.style, BlockStyle::Sticky) {
|
|
origin += point(-scroll_pixel_position.x, Pixels::ZERO);
|
|
}
|
|
block.element.layout(origin, block.available_space, cx);
|
|
}
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn layout_context_menu(
|
|
&self,
|
|
line_height: Pixels,
|
|
hitbox: &Hitbox,
|
|
text_hitbox: &Hitbox,
|
|
content_origin: gpui::Point<Pixels>,
|
|
start_row: u32,
|
|
scroll_pixel_position: gpui::Point<Pixels>,
|
|
line_layouts: &[LineWithInvisibles],
|
|
newest_selection_head: DisplayPoint,
|
|
cx: &mut ElementContext,
|
|
) -> bool {
|
|
let max_height = cmp::min(
|
|
12. * line_height,
|
|
cmp::max(3. * line_height, (hitbox.size.height - line_height) / 2.),
|
|
);
|
|
let Some((position, mut context_menu)) = self.editor.update(cx, |editor, cx| {
|
|
if editor.context_menu_visible() {
|
|
editor.render_context_menu(newest_selection_head, &self.style, max_height, cx)
|
|
} else {
|
|
None
|
|
}
|
|
}) else {
|
|
return false;
|
|
};
|
|
|
|
let available_space = size(AvailableSpace::MinContent, AvailableSpace::MinContent);
|
|
let context_menu_size = context_menu.measure(available_space, cx);
|
|
|
|
let cursor_row_layout = &line_layouts[(position.row() - start_row) as usize].line;
|
|
let x = cursor_row_layout.x_for_index(position.column() as usize) - scroll_pixel_position.x;
|
|
let y = (position.row() + 1) as f32 * line_height - scroll_pixel_position.y;
|
|
let mut list_origin = content_origin + point(x, y);
|
|
let list_width = context_menu_size.width;
|
|
let list_height = context_menu_size.height;
|
|
|
|
// Snap the right edge of the list to the right edge of the window if
|
|
// its horizontal bounds overflow.
|
|
if list_origin.x + list_width > cx.viewport_size().width {
|
|
list_origin.x = (cx.viewport_size().width - list_width).max(Pixels::ZERO);
|
|
}
|
|
|
|
if list_origin.y + list_height > text_hitbox.lower_right().y {
|
|
list_origin.y -= line_height + list_height;
|
|
}
|
|
|
|
cx.defer_draw(context_menu, list_origin, 1);
|
|
true
|
|
}
|
|
|
|
fn layout_mouse_context_menu(&self, cx: &mut ElementContext) -> Option<AnyElement> {
|
|
let mouse_context_menu = self.editor.read(cx).mouse_context_menu.as_ref()?;
|
|
let mut element = deferred(
|
|
anchored()
|
|
.position(mouse_context_menu.position)
|
|
.child(mouse_context_menu.context_menu.clone())
|
|
.anchor(AnchorCorner::TopLeft)
|
|
.snap_to_window(),
|
|
)
|
|
.with_priority(1)
|
|
.into_any();
|
|
|
|
element.layout(gpui::Point::default(), AvailableSpace::min_size(), cx);
|
|
Some(element)
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn layout_hover_popovers(
|
|
&self,
|
|
snapshot: &EditorSnapshot,
|
|
hitbox: &Hitbox,
|
|
text_hitbox: &Hitbox,
|
|
visible_display_row_range: Range<u32>,
|
|
content_origin: gpui::Point<Pixels>,
|
|
scroll_pixel_position: gpui::Point<Pixels>,
|
|
line_layouts: &[LineWithInvisibles],
|
|
line_height: Pixels,
|
|
em_width: Pixels,
|
|
cx: &mut ElementContext,
|
|
) {
|
|
struct MeasuredHoverPopover {
|
|
element: AnyElement,
|
|
size: Size<Pixels>,
|
|
horizontal_offset: Pixels,
|
|
}
|
|
|
|
let max_size = size(
|
|
(120. * em_width) // Default size
|
|
.min(hitbox.size.width / 2.) // Shrink to half of the editor width
|
|
.max(MIN_POPOVER_CHARACTER_WIDTH * em_width), // Apply minimum width of 20 characters
|
|
(16. * line_height) // Default size
|
|
.min(hitbox.size.height / 2.) // Shrink to half of the editor height
|
|
.max(MIN_POPOVER_LINE_HEIGHT * line_height), // Apply minimum height of 4 lines
|
|
);
|
|
|
|
let hover_popovers = self.editor.update(cx, |editor, cx| {
|
|
editor.hover_state.render(
|
|
&snapshot,
|
|
&self.style,
|
|
visible_display_row_range.clone(),
|
|
max_size,
|
|
editor.workspace.as_ref().map(|(w, _)| w.clone()),
|
|
cx,
|
|
)
|
|
});
|
|
let Some((position, hover_popovers)) = hover_popovers else {
|
|
return;
|
|
};
|
|
|
|
let available_space = size(AvailableSpace::MinContent, AvailableSpace::MinContent);
|
|
|
|
// This is safe because we check on layout whether the required row is available
|
|
let hovered_row_layout =
|
|
&line_layouts[(position.row() - visible_display_row_range.start) as usize].line;
|
|
|
|
// Compute Hovered Point
|
|
let x =
|
|
hovered_row_layout.x_for_index(position.column() as usize) - scroll_pixel_position.x;
|
|
let y = position.row() as f32 * line_height - scroll_pixel_position.y;
|
|
let hovered_point = content_origin + point(x, y);
|
|
|
|
let mut overall_height = Pixels::ZERO;
|
|
let mut measured_hover_popovers = Vec::new();
|
|
for mut hover_popover in hover_popovers {
|
|
let size = hover_popover.measure(available_space, cx);
|
|
let horizontal_offset =
|
|
(text_hitbox.upper_right().x - (hovered_point.x + size.width)).min(Pixels::ZERO);
|
|
|
|
overall_height += HOVER_POPOVER_GAP + size.height;
|
|
|
|
measured_hover_popovers.push(MeasuredHoverPopover {
|
|
element: hover_popover,
|
|
size,
|
|
horizontal_offset,
|
|
});
|
|
}
|
|
overall_height += HOVER_POPOVER_GAP;
|
|
|
|
fn draw_occluder(width: Pixels, origin: gpui::Point<Pixels>, cx: &mut ElementContext) {
|
|
let mut occlusion = div()
|
|
.size_full()
|
|
.occlude()
|
|
.on_mouse_move(|_, cx| cx.stop_propagation())
|
|
.into_any_element();
|
|
occlusion.measure(size(width, HOVER_POPOVER_GAP).into(), cx);
|
|
cx.defer_draw(occlusion, origin, 2);
|
|
}
|
|
|
|
if hovered_point.y > overall_height {
|
|
// There is enough space above. Render popovers above the hovered point
|
|
let mut current_y = hovered_point.y;
|
|
for (position, popover) in measured_hover_popovers.into_iter().with_position() {
|
|
let size = popover.size;
|
|
let popover_origin = point(
|
|
hovered_point.x + popover.horizontal_offset,
|
|
current_y - size.height,
|
|
);
|
|
|
|
cx.defer_draw(popover.element, popover_origin, 2);
|
|
if position != itertools::Position::Last {
|
|
let origin = point(popover_origin.x, popover_origin.y - HOVER_POPOVER_GAP);
|
|
draw_occluder(size.width, origin, cx);
|
|
}
|
|
|
|
current_y = popover_origin.y - HOVER_POPOVER_GAP;
|
|
}
|
|
} else {
|
|
// There is not enough space above. Render popovers below the hovered point
|
|
let mut current_y = hovered_point.y + line_height;
|
|
for (position, popover) in measured_hover_popovers.into_iter().with_position() {
|
|
let size = popover.size;
|
|
let popover_origin = point(hovered_point.x + popover.horizontal_offset, current_y);
|
|
|
|
cx.defer_draw(popover.element, popover_origin, 2);
|
|
if position != itertools::Position::Last {
|
|
let origin = point(popover_origin.x, popover_origin.y + size.height);
|
|
draw_occluder(size.width, origin, cx);
|
|
}
|
|
|
|
current_y = popover_origin.y + size.height + HOVER_POPOVER_GAP;
|
|
}
|
|
}
|
|
}
|
|
|
|
fn paint_background(&self, layout: &EditorLayout, cx: &mut ElementContext) {
|
|
cx.paint_layer(layout.hitbox.bounds, |cx| {
|
|
let scroll_top = layout.position_map.snapshot.scroll_position().y;
|
|
let gutter_bg = cx.theme().colors().editor_gutter_background;
|
|
cx.paint_quad(fill(layout.gutter_hitbox.bounds, gutter_bg));
|
|
cx.paint_quad(fill(layout.text_hitbox.bounds, self.style.background));
|
|
|
|
if let EditorMode::Full = layout.mode {
|
|
let mut active_rows = layout.active_rows.iter().peekable();
|
|
while let Some((start_row, contains_non_empty_selection)) = active_rows.next() {
|
|
let mut end_row = *start_row;
|
|
while active_rows.peek().map_or(false, |r| {
|
|
*r.0 == end_row + 1 && r.1 == contains_non_empty_selection
|
|
}) {
|
|
active_rows.next().unwrap();
|
|
end_row += 1;
|
|
}
|
|
|
|
if !contains_non_empty_selection {
|
|
let origin = point(
|
|
layout.hitbox.origin.x,
|
|
layout.hitbox.origin.y
|
|
+ (*start_row as f32 - scroll_top)
|
|
* layout.position_map.line_height,
|
|
);
|
|
let size = size(
|
|
layout.hitbox.size.width,
|
|
layout.position_map.line_height * (end_row - start_row + 1) as f32,
|
|
);
|
|
let active_line_bg = cx.theme().colors().editor_active_line_background;
|
|
cx.paint_quad(fill(Bounds { origin, size }, active_line_bg));
|
|
}
|
|
}
|
|
|
|
let mut paint_highlight =
|
|
|highlight_row_start: u32, highlight_row_end: u32, color| {
|
|
let origin = point(
|
|
layout.hitbox.origin.x,
|
|
layout.hitbox.origin.y
|
|
+ (highlight_row_start as f32 - scroll_top)
|
|
* layout.position_map.line_height,
|
|
);
|
|
let size = size(
|
|
layout.hitbox.size.width,
|
|
layout.position_map.line_height
|
|
* (highlight_row_end + 1 - highlight_row_start) as f32,
|
|
);
|
|
cx.paint_quad(fill(Bounds { origin, size }, color));
|
|
};
|
|
|
|
let mut last_row = None;
|
|
let mut highlight_row_start = 0u32;
|
|
let mut highlight_row_end = 0u32;
|
|
for (&row, &color) in &layout.highlighted_rows {
|
|
let paint = last_row.map_or(false, |(last_row, last_color)| {
|
|
last_color != color || last_row + 1 < row
|
|
});
|
|
|
|
if paint {
|
|
let paint_range_is_unfinished = highlight_row_end == 0;
|
|
if paint_range_is_unfinished {
|
|
highlight_row_end = row;
|
|
last_row = None;
|
|
}
|
|
paint_highlight(highlight_row_start, highlight_row_end, color);
|
|
highlight_row_start = 0;
|
|
highlight_row_end = 0;
|
|
if !paint_range_is_unfinished {
|
|
highlight_row_start = row;
|
|
last_row = Some((row, color));
|
|
}
|
|
} else {
|
|
if last_row.is_none() {
|
|
highlight_row_start = row;
|
|
} else {
|
|
highlight_row_end = row;
|
|
}
|
|
last_row = Some((row, color));
|
|
}
|
|
}
|
|
if let Some((row, hsla)) = last_row {
|
|
highlight_row_end = row;
|
|
paint_highlight(highlight_row_start, highlight_row_end, hsla);
|
|
}
|
|
|
|
let scroll_left =
|
|
layout.position_map.snapshot.scroll_position().x * layout.position_map.em_width;
|
|
|
|
for (wrap_position, active) in layout.wrap_guides.iter() {
|
|
let x = (layout.text_hitbox.origin.x
|
|
+ *wrap_position
|
|
+ layout.position_map.em_width / 2.)
|
|
- scroll_left;
|
|
|
|
let show_scrollbars = layout
|
|
.scrollbar_layout
|
|
.as_ref()
|
|
.map_or(false, |scrollbar| scrollbar.visible);
|
|
if x < layout.text_hitbox.origin.x
|
|
|| (show_scrollbars && x > self.scrollbar_left(&layout.hitbox.bounds))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
let color = if *active {
|
|
cx.theme().colors().editor_active_wrap_guide
|
|
} else {
|
|
cx.theme().colors().editor_wrap_guide
|
|
};
|
|
cx.paint_quad(fill(
|
|
Bounds {
|
|
origin: point(x, layout.text_hitbox.origin.y),
|
|
size: size(px(1.), layout.text_hitbox.size.height),
|
|
},
|
|
color,
|
|
));
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
fn paint_gutter(&mut self, layout: &mut EditorLayout, cx: &mut ElementContext) {
|
|
let line_height = layout.position_map.line_height;
|
|
|
|
let scroll_position = layout.position_map.snapshot.scroll_position();
|
|
let scroll_top = scroll_position.y * line_height;
|
|
|
|
cx.set_cursor_style(CursorStyle::Arrow, &layout.gutter_hitbox);
|
|
|
|
let show_git_gutter = matches!(
|
|
ProjectSettings::get_global(cx).git.git_gutter,
|
|
Some(GitGutterSetting::TrackedFiles)
|
|
);
|
|
|
|
if show_git_gutter {
|
|
Self::paint_diff_hunks(layout, cx);
|
|
}
|
|
|
|
if layout.blamed_display_rows.is_some() {
|
|
self.paint_blamed_display_rows(layout, cx);
|
|
}
|
|
|
|
for (ix, line) in layout.line_numbers.iter().enumerate() {
|
|
if let Some(line) = line {
|
|
let line_origin = layout.gutter_hitbox.origin
|
|
+ point(
|
|
layout.gutter_hitbox.size.width
|
|
- line.width
|
|
- layout.gutter_dimensions.right_padding,
|
|
ix as f32 * line_height - (scroll_top % line_height),
|
|
);
|
|
|
|
line.paint(line_origin, line_height, cx).log_err();
|
|
}
|
|
}
|
|
|
|
cx.paint_layer(layout.gutter_hitbox.bounds, |cx| {
|
|
cx.with_element_id(Some("gutter_fold_indicators"), |cx| {
|
|
for fold_indicator in layout.fold_indicators.iter_mut().flatten() {
|
|
fold_indicator.paint(cx);
|
|
}
|
|
});
|
|
|
|
if let Some(indicator) = layout.code_actions_indicator.as_mut() {
|
|
indicator.paint(cx);
|
|
}
|
|
})
|
|
}
|
|
|
|
fn paint_diff_hunks(layout: &EditorLayout, cx: &mut ElementContext) {
|
|
if layout.display_hunks.is_empty() {
|
|
return;
|
|
}
|
|
|
|
let line_height = layout.position_map.line_height;
|
|
|
|
let scroll_position = layout.position_map.snapshot.scroll_position();
|
|
let scroll_top = scroll_position.y * line_height;
|
|
|
|
cx.paint_layer(layout.gutter_hitbox.bounds, |cx| {
|
|
for hunk in &layout.display_hunks {
|
|
let (display_row_range, status) = match hunk {
|
|
//TODO: This rendering is entirely a horrible hack
|
|
&DisplayDiffHunk::Folded { display_row: row } => {
|
|
let start_y = row as f32 * line_height - scroll_top;
|
|
let end_y = start_y + line_height;
|
|
|
|
let width = 0.275 * line_height;
|
|
let highlight_origin = layout.gutter_hitbox.origin + point(-width, start_y);
|
|
let highlight_size = size(width * 2., end_y - start_y);
|
|
let highlight_bounds = Bounds::new(highlight_origin, highlight_size);
|
|
cx.paint_quad(quad(
|
|
highlight_bounds,
|
|
Corners::all(1. * line_height),
|
|
cx.theme().status().modified,
|
|
Edges::default(),
|
|
transparent_black(),
|
|
));
|
|
|
|
continue;
|
|
}
|
|
|
|
DisplayDiffHunk::Unfolded {
|
|
display_row_range,
|
|
status,
|
|
} => (display_row_range, status),
|
|
};
|
|
|
|
let color = match status {
|
|
DiffHunkStatus::Added => cx.theme().status().created,
|
|
DiffHunkStatus::Modified => cx.theme().status().modified,
|
|
|
|
//TODO: This rendering is entirely a horrible hack
|
|
DiffHunkStatus::Removed => {
|
|
let row = display_row_range.start;
|
|
|
|
let offset = line_height / 2.;
|
|
let start_y = row as f32 * line_height - offset - scroll_top;
|
|
let end_y = start_y + line_height;
|
|
|
|
let width = 0.275 * line_height;
|
|
let highlight_origin = layout.gutter_hitbox.origin + point(-width, start_y);
|
|
let highlight_size = size(width * 2., end_y - start_y);
|
|
let highlight_bounds = Bounds::new(highlight_origin, highlight_size);
|
|
cx.paint_quad(quad(
|
|
highlight_bounds,
|
|
Corners::all(1. * line_height),
|
|
cx.theme().status().deleted,
|
|
Edges::default(),
|
|
transparent_black(),
|
|
));
|
|
|
|
continue;
|
|
}
|
|
};
|
|
|
|
let start_row = display_row_range.start;
|
|
let end_row = display_row_range.end;
|
|
// If we're in a multibuffer, row range span might include an
|
|
// excerpt header, so if we were to draw the marker straight away,
|
|
// the hunk might include the rows of that header.
|
|
// Making the range inclusive doesn't quite cut it, as we rely on the exclusivity for the soft wrap.
|
|
// Instead, we simply check whether the range we're dealing with includes
|
|
// any excerpt headers and if so, we stop painting the diff hunk on the first row of that header.
|
|
let end_row_in_current_excerpt = layout
|
|
.position_map
|
|
.snapshot
|
|
.blocks_in_range(start_row..end_row)
|
|
.find_map(|(start_row, block)| {
|
|
if matches!(block, TransformBlock::ExcerptHeader { .. }) {
|
|
Some(start_row)
|
|
} else {
|
|
None
|
|
}
|
|
})
|
|
.unwrap_or(end_row);
|
|
|
|
let start_y = start_row as f32 * line_height - scroll_top;
|
|
let end_y = end_row_in_current_excerpt as f32 * line_height - scroll_top;
|
|
|
|
let width = 0.275 * line_height;
|
|
let highlight_origin = layout.gutter_hitbox.origin + point(-width, start_y);
|
|
let highlight_size = size(width * 2., end_y - start_y);
|
|
let highlight_bounds = Bounds::new(highlight_origin, highlight_size);
|
|
cx.paint_quad(quad(
|
|
highlight_bounds,
|
|
Corners::all(0.05 * line_height),
|
|
color,
|
|
Edges::default(),
|
|
transparent_black(),
|
|
));
|
|
}
|
|
})
|
|
}
|
|
|
|
fn paint_blamed_display_rows(&self, layout: &mut EditorLayout, cx: &mut ElementContext) {
|
|
let Some(blamed_display_rows) = layout.blamed_display_rows.take() else {
|
|
return;
|
|
};
|
|
|
|
cx.paint_layer(layout.gutter_hitbox.bounds, |cx| {
|
|
for mut blame_element in blamed_display_rows.into_iter() {
|
|
blame_element.paint(cx);
|
|
}
|
|
})
|
|
}
|
|
|
|
fn paint_text(&mut self, layout: &mut EditorLayout, cx: &mut ElementContext) {
|
|
cx.with_content_mask(
|
|
Some(ContentMask {
|
|
bounds: layout.text_hitbox.bounds,
|
|
}),
|
|
|cx| {
|
|
let cursor_style = if self
|
|
.editor
|
|
.read(cx)
|
|
.hovered_link_state
|
|
.as_ref()
|
|
.is_some_and(|hovered_link_state| !hovered_link_state.links.is_empty())
|
|
{
|
|
CursorStyle::PointingHand
|
|
} else {
|
|
CursorStyle::IBeam
|
|
};
|
|
cx.set_cursor_style(cursor_style, &layout.text_hitbox);
|
|
|
|
cx.with_element_id(Some("folds"), |cx| self.paint_folds(layout, cx));
|
|
let invisible_display_ranges = self.paint_highlights(layout, cx);
|
|
self.paint_lines(&invisible_display_ranges, layout, cx);
|
|
self.paint_redactions(layout, cx);
|
|
self.paint_cursors(layout, cx);
|
|
self.paint_inline_blame(layout, cx);
|
|
},
|
|
)
|
|
}
|
|
|
|
fn paint_highlights(
|
|
&mut self,
|
|
layout: &mut EditorLayout,
|
|
cx: &mut ElementContext,
|
|
) -> SmallVec<[Range<DisplayPoint>; 32]> {
|
|
cx.paint_layer(layout.text_hitbox.bounds, |cx| {
|
|
let mut invisible_display_ranges = SmallVec::<[Range<DisplayPoint>; 32]>::new();
|
|
let line_end_overshoot = 0.15 * layout.position_map.line_height;
|
|
for (range, color) in &layout.highlighted_ranges {
|
|
self.paint_highlighted_range(
|
|
range.clone(),
|
|
*color,
|
|
Pixels::ZERO,
|
|
line_end_overshoot,
|
|
layout,
|
|
cx,
|
|
);
|
|
}
|
|
|
|
let corner_radius = 0.15 * layout.position_map.line_height;
|
|
|
|
for (player_color, selections) in &layout.selections {
|
|
for selection in selections.into_iter() {
|
|
self.paint_highlighted_range(
|
|
selection.range.clone(),
|
|
player_color.selection,
|
|
corner_radius,
|
|
corner_radius * 2.,
|
|
layout,
|
|
cx,
|
|
);
|
|
|
|
if selection.is_local && !selection.range.is_empty() {
|
|
invisible_display_ranges.push(selection.range.clone());
|
|
}
|
|
}
|
|
}
|
|
invisible_display_ranges
|
|
})
|
|
}
|
|
|
|
fn paint_lines(
|
|
&mut self,
|
|
invisible_display_ranges: &[Range<DisplayPoint>],
|
|
layout: &EditorLayout,
|
|
cx: &mut ElementContext,
|
|
) {
|
|
let whitespace_setting = self
|
|
.editor
|
|
.read(cx)
|
|
.buffer
|
|
.read(cx)
|
|
.settings_at(0, cx)
|
|
.show_whitespaces;
|
|
|
|
for (ix, line_with_invisibles) in layout.position_map.line_layouts.iter().enumerate() {
|
|
let row = layout.visible_display_row_range.start + ix as u32;
|
|
line_with_invisibles.draw(
|
|
layout,
|
|
row,
|
|
layout.content_origin,
|
|
whitespace_setting,
|
|
invisible_display_ranges,
|
|
cx,
|
|
)
|
|
}
|
|
}
|
|
|
|
fn paint_redactions(&mut self, layout: &EditorLayout, cx: &mut ElementContext) {
|
|
if layout.redacted_ranges.is_empty() {
|
|
return;
|
|
}
|
|
|
|
let line_end_overshoot = layout.line_end_overshoot();
|
|
|
|
// A softer than perfect black
|
|
let redaction_color = gpui::rgb(0x0e1111);
|
|
|
|
cx.paint_layer(layout.text_hitbox.bounds, |cx| {
|
|
for range in layout.redacted_ranges.iter() {
|
|
self.paint_highlighted_range(
|
|
range.clone(),
|
|
redaction_color.into(),
|
|
Pixels::ZERO,
|
|
line_end_overshoot,
|
|
layout,
|
|
cx,
|
|
);
|
|
}
|
|
});
|
|
}
|
|
|
|
fn paint_cursors(&mut self, layout: &mut EditorLayout, cx: &mut ElementContext) {
|
|
for cursor in &mut layout.cursors {
|
|
cursor.paint(layout.content_origin, cx);
|
|
}
|
|
}
|
|
|
|
fn paint_scrollbar(&mut self, layout: &mut EditorLayout, cx: &mut ElementContext) {
|
|
let Some(scrollbar_layout) = layout.scrollbar_layout.as_ref() else {
|
|
return;
|
|
};
|
|
|
|
let thumb_bounds = scrollbar_layout.thumb_bounds();
|
|
if scrollbar_layout.visible {
|
|
cx.paint_layer(scrollbar_layout.hitbox.bounds, |cx| {
|
|
cx.paint_quad(quad(
|
|
scrollbar_layout.hitbox.bounds,
|
|
Corners::default(),
|
|
cx.theme().colors().scrollbar_track_background,
|
|
Edges {
|
|
top: Pixels::ZERO,
|
|
right: Pixels::ZERO,
|
|
bottom: Pixels::ZERO,
|
|
left: ScrollbarLayout::BORDER_WIDTH,
|
|
},
|
|
cx.theme().colors().scrollbar_track_border,
|
|
));
|
|
|
|
// Refresh scrollbar markers in the background. Below, we paint whatever markers have already been computed.
|
|
self.refresh_scrollbar_markers(layout, scrollbar_layout, cx);
|
|
|
|
let markers = self.editor.read(cx).scrollbar_marker_state.markers.clone();
|
|
for marker in markers.iter() {
|
|
let mut marker = marker.clone();
|
|
marker.bounds.origin += scrollbar_layout.hitbox.origin;
|
|
cx.paint_quad(marker);
|
|
}
|
|
|
|
cx.paint_quad(quad(
|
|
thumb_bounds,
|
|
Corners::default(),
|
|
cx.theme().colors().scrollbar_thumb_background,
|
|
Edges {
|
|
top: Pixels::ZERO,
|
|
right: Pixels::ZERO,
|
|
bottom: Pixels::ZERO,
|
|
left: ScrollbarLayout::BORDER_WIDTH,
|
|
},
|
|
cx.theme().colors().scrollbar_thumb_border,
|
|
));
|
|
});
|
|
}
|
|
|
|
cx.set_cursor_style(CursorStyle::Arrow, &scrollbar_layout.hitbox);
|
|
|
|
let scroll_height = scrollbar_layout.scroll_height;
|
|
let height = scrollbar_layout.height;
|
|
let row_range = scrollbar_layout.visible_row_range.clone();
|
|
|
|
cx.on_mouse_event({
|
|
let editor = self.editor.clone();
|
|
let hitbox = scrollbar_layout.hitbox.clone();
|
|
let mut mouse_position = cx.mouse_position();
|
|
move |event: &MouseMoveEvent, phase, cx| {
|
|
if phase == DispatchPhase::Capture {
|
|
return;
|
|
}
|
|
|
|
editor.update(cx, |editor, cx| {
|
|
if event.pressed_button == Some(MouseButton::Left)
|
|
&& editor.scroll_manager.is_dragging_scrollbar()
|
|
{
|
|
let y = mouse_position.y;
|
|
let new_y = event.position.y;
|
|
if (hitbox.top()..hitbox.bottom()).contains(&y) {
|
|
let mut position = editor.scroll_position(cx);
|
|
position.y += (new_y - y) * scroll_height / height;
|
|
if position.y < 0.0 {
|
|
position.y = 0.0;
|
|
}
|
|
editor.set_scroll_position(position, cx);
|
|
}
|
|
|
|
mouse_position = event.position;
|
|
cx.stop_propagation();
|
|
} else {
|
|
editor.scroll_manager.set_is_dragging_scrollbar(false, cx);
|
|
if hitbox.is_hovered(cx) {
|
|
editor.scroll_manager.show_scrollbar(cx);
|
|
}
|
|
}
|
|
})
|
|
}
|
|
});
|
|
|
|
if self.editor.read(cx).scroll_manager.is_dragging_scrollbar() {
|
|
cx.on_mouse_event({
|
|
let editor = self.editor.clone();
|
|
move |_: &MouseUpEvent, phase, cx| {
|
|
if phase == DispatchPhase::Capture {
|
|
return;
|
|
}
|
|
|
|
editor.update(cx, |editor, cx| {
|
|
editor.scroll_manager.set_is_dragging_scrollbar(false, cx);
|
|
cx.stop_propagation();
|
|
});
|
|
}
|
|
});
|
|
} else {
|
|
cx.on_mouse_event({
|
|
let editor = self.editor.clone();
|
|
let hitbox = scrollbar_layout.hitbox.clone();
|
|
move |event: &MouseDownEvent, phase, cx| {
|
|
if phase == DispatchPhase::Capture || !hitbox.is_hovered(cx) {
|
|
return;
|
|
}
|
|
|
|
editor.update(cx, |editor, cx| {
|
|
editor.scroll_manager.set_is_dragging_scrollbar(true, cx);
|
|
|
|
let y = event.position.y;
|
|
if y < thumb_bounds.top() || thumb_bounds.bottom() < y {
|
|
let center_row =
|
|
((y - hitbox.top()) * scroll_height / height).round() as u32;
|
|
let top_row = center_row
|
|
.saturating_sub((row_range.end - row_range.start) as u32 / 2);
|
|
let mut position = editor.scroll_position(cx);
|
|
position.y = top_row as f32;
|
|
editor.set_scroll_position(position, cx);
|
|
} else {
|
|
editor.scroll_manager.show_scrollbar(cx);
|
|
}
|
|
|
|
cx.stop_propagation();
|
|
});
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
fn refresh_scrollbar_markers(
|
|
&self,
|
|
layout: &EditorLayout,
|
|
scrollbar_layout: &ScrollbarLayout,
|
|
cx: &mut ElementContext,
|
|
) {
|
|
self.editor.update(cx, |editor, cx| {
|
|
if !editor.is_singleton(cx)
|
|
|| !editor
|
|
.scrollbar_marker_state
|
|
.should_refresh(scrollbar_layout.hitbox.size)
|
|
{
|
|
return;
|
|
}
|
|
|
|
let scrollbar_layout = scrollbar_layout.clone();
|
|
let background_highlights = editor.background_highlights.clone();
|
|
let snapshot = layout.position_map.snapshot.clone();
|
|
let theme = cx.theme().clone();
|
|
let scrollbar_settings = EditorSettings::get_global(cx).scrollbar;
|
|
let max_row = layout.max_row;
|
|
|
|
editor.scrollbar_marker_state.dirty = false;
|
|
editor.scrollbar_marker_state.pending_refresh =
|
|
Some(cx.spawn(|editor, mut cx| async move {
|
|
let scrollbar_size = scrollbar_layout.hitbox.size;
|
|
let scrollbar_markers = cx
|
|
.background_executor()
|
|
.spawn(async move {
|
|
let mut marker_quads = Vec::new();
|
|
|
|
if scrollbar_settings.git_diff {
|
|
let marker_row_ranges = snapshot
|
|
.buffer_snapshot
|
|
.git_diff_hunks_in_range(0..max_row)
|
|
.map(|hunk| {
|
|
let start_display_row =
|
|
Point::new(hunk.associated_range.start, 0)
|
|
.to_display_point(&snapshot.display_snapshot)
|
|
.row();
|
|
let mut end_display_row =
|
|
Point::new(hunk.associated_range.end, 0)
|
|
.to_display_point(&snapshot.display_snapshot)
|
|
.row();
|
|
if end_display_row != start_display_row {
|
|
end_display_row -= 1;
|
|
}
|
|
let color = match hunk.status() {
|
|
DiffHunkStatus::Added => theme.status().created,
|
|
DiffHunkStatus::Modified => theme.status().modified,
|
|
DiffHunkStatus::Removed => theme.status().deleted,
|
|
};
|
|
ColoredRange {
|
|
start: start_display_row,
|
|
end: end_display_row,
|
|
color,
|
|
}
|
|
});
|
|
|
|
marker_quads.extend(
|
|
scrollbar_layout.marker_quads_for_ranges(marker_row_ranges, 0),
|
|
);
|
|
}
|
|
|
|
for (background_highlight_id, (_, background_ranges)) in
|
|
background_highlights.iter()
|
|
{
|
|
let is_search_highlights = *background_highlight_id
|
|
== TypeId::of::<BufferSearchHighlights>();
|
|
let is_symbol_occurrences = *background_highlight_id
|
|
== TypeId::of::<DocumentHighlightRead>()
|
|
|| *background_highlight_id
|
|
== TypeId::of::<DocumentHighlightWrite>();
|
|
if (is_search_highlights && scrollbar_settings.search_results)
|
|
|| (is_symbol_occurrences && scrollbar_settings.selected_symbol)
|
|
{
|
|
let marker_row_ranges =
|
|
background_ranges.into_iter().map(|range| {
|
|
let display_start = range
|
|
.start
|
|
.to_display_point(&snapshot.display_snapshot);
|
|
let display_end = range
|
|
.end
|
|
.to_display_point(&snapshot.display_snapshot);
|
|
ColoredRange {
|
|
start: display_start.row(),
|
|
end: display_end.row(),
|
|
color: theme.status().info,
|
|
}
|
|
});
|
|
marker_quads.extend(
|
|
scrollbar_layout
|
|
.marker_quads_for_ranges(marker_row_ranges, 1),
|
|
);
|
|
}
|
|
}
|
|
|
|
if scrollbar_settings.diagnostics {
|
|
let max_point =
|
|
snapshot.display_snapshot.buffer_snapshot.max_point();
|
|
|
|
let diagnostics = snapshot
|
|
.buffer_snapshot
|
|
.diagnostics_in_range::<_, Point>(
|
|
Point::zero()..max_point,
|
|
false,
|
|
)
|
|
// We want to sort by severity, in order to paint the most severe diagnostics last.
|
|
.sorted_by_key(|diagnostic| {
|
|
std::cmp::Reverse(diagnostic.diagnostic.severity)
|
|
});
|
|
|
|
let marker_row_ranges = diagnostics.into_iter().map(|diagnostic| {
|
|
let start_display = diagnostic
|
|
.range
|
|
.start
|
|
.to_display_point(&snapshot.display_snapshot);
|
|
let end_display = diagnostic
|
|
.range
|
|
.end
|
|
.to_display_point(&snapshot.display_snapshot);
|
|
let color = match diagnostic.diagnostic.severity {
|
|
DiagnosticSeverity::ERROR => theme.status().error,
|
|
DiagnosticSeverity::WARNING => theme.status().warning,
|
|
DiagnosticSeverity::INFORMATION => theme.status().info,
|
|
_ => theme.status().hint,
|
|
};
|
|
ColoredRange {
|
|
start: start_display.row(),
|
|
end: end_display.row(),
|
|
color,
|
|
}
|
|
});
|
|
marker_quads.extend(
|
|
scrollbar_layout.marker_quads_for_ranges(marker_row_ranges, 2),
|
|
);
|
|
}
|
|
|
|
Arc::from(marker_quads)
|
|
})
|
|
.await;
|
|
|
|
editor.update(&mut cx, |editor, cx| {
|
|
editor.scrollbar_marker_state.markers = scrollbar_markers;
|
|
editor.scrollbar_marker_state.scrollbar_size = scrollbar_size;
|
|
editor.scrollbar_marker_state.pending_refresh = None;
|
|
cx.notify();
|
|
})?;
|
|
|
|
Ok(())
|
|
}));
|
|
});
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn paint_highlighted_range(
|
|
&self,
|
|
range: Range<DisplayPoint>,
|
|
color: Hsla,
|
|
corner_radius: Pixels,
|
|
line_end_overshoot: Pixels,
|
|
layout: &EditorLayout,
|
|
cx: &mut ElementContext,
|
|
) {
|
|
let start_row = layout.visible_display_row_range.start;
|
|
let end_row = layout.visible_display_row_range.end;
|
|
if range.start != range.end {
|
|
let row_range = if range.end.column() == 0 {
|
|
cmp::max(range.start.row(), start_row)..cmp::min(range.end.row(), end_row)
|
|
} else {
|
|
cmp::max(range.start.row(), start_row)..cmp::min(range.end.row() + 1, end_row)
|
|
};
|
|
|
|
let highlighted_range = HighlightedRange {
|
|
color,
|
|
line_height: layout.position_map.line_height,
|
|
corner_radius,
|
|
start_y: layout.content_origin.y
|
|
+ row_range.start as f32 * layout.position_map.line_height
|
|
- layout.position_map.scroll_pixel_position.y,
|
|
lines: row_range
|
|
.into_iter()
|
|
.map(|row| {
|
|
let line_layout =
|
|
&layout.position_map.line_layouts[(row - start_row) as usize].line;
|
|
HighlightedRangeLine {
|
|
start_x: if row == range.start.row() {
|
|
layout.content_origin.x
|
|
+ line_layout.x_for_index(range.start.column() as usize)
|
|
- layout.position_map.scroll_pixel_position.x
|
|
} else {
|
|
layout.content_origin.x
|
|
- layout.position_map.scroll_pixel_position.x
|
|
},
|
|
end_x: if row == range.end.row() {
|
|
layout.content_origin.x
|
|
+ line_layout.x_for_index(range.end.column() as usize)
|
|
- layout.position_map.scroll_pixel_position.x
|
|
} else {
|
|
layout.content_origin.x + line_layout.width + line_end_overshoot
|
|
- layout.position_map.scroll_pixel_position.x
|
|
},
|
|
}
|
|
})
|
|
.collect(),
|
|
};
|
|
|
|
highlighted_range.paint(layout.text_hitbox.bounds, cx);
|
|
}
|
|
}
|
|
|
|
fn paint_folds(&mut self, layout: &mut EditorLayout, cx: &mut ElementContext) {
|
|
if layout.folds.is_empty() {
|
|
return;
|
|
}
|
|
|
|
cx.paint_layer(layout.text_hitbox.bounds, |cx| {
|
|
let fold_corner_radius = 0.15 * layout.position_map.line_height;
|
|
for mut fold in mem::take(&mut layout.folds) {
|
|
fold.hover_element.paint(cx);
|
|
|
|
let hover_element = fold.hover_element.downcast_mut::<Stateful<Div>>().unwrap();
|
|
let fold_background = if hover_element.interactivity().active.unwrap() {
|
|
cx.theme().colors().ghost_element_active
|
|
} else if hover_element.interactivity().hovered.unwrap() {
|
|
cx.theme().colors().ghost_element_hover
|
|
} else {
|
|
cx.theme().colors().ghost_element_background
|
|
};
|
|
|
|
self.paint_highlighted_range(
|
|
fold.display_range.clone(),
|
|
fold_background,
|
|
fold_corner_radius,
|
|
fold_corner_radius * 2.,
|
|
layout,
|
|
cx,
|
|
);
|
|
}
|
|
})
|
|
}
|
|
|
|
fn paint_inline_blame(&mut self, layout: &mut EditorLayout, cx: &mut ElementContext) {
|
|
if let Some(mut inline_blame) = layout.inline_blame.take() {
|
|
cx.paint_layer(layout.text_hitbox.bounds, |cx| {
|
|
inline_blame.paint(cx);
|
|
})
|
|
}
|
|
}
|
|
|
|
fn paint_blocks(&mut self, layout: &mut EditorLayout, cx: &mut ElementContext) {
|
|
for mut block in layout.blocks.drain(..) {
|
|
block.element.paint(cx);
|
|
}
|
|
}
|
|
|
|
fn paint_mouse_context_menu(&mut self, layout: &mut EditorLayout, cx: &mut ElementContext) {
|
|
if let Some(mouse_context_menu) = layout.mouse_context_menu.as_mut() {
|
|
mouse_context_menu.paint(cx);
|
|
}
|
|
}
|
|
|
|
fn paint_scroll_wheel_listener(&mut self, layout: &EditorLayout, cx: &mut ElementContext) {
|
|
cx.on_mouse_event({
|
|
let position_map = layout.position_map.clone();
|
|
let editor = self.editor.clone();
|
|
let hitbox = layout.hitbox.clone();
|
|
let mut delta = ScrollDelta::default();
|
|
|
|
// Set a minimum scroll_sensitivity of 0.01 to make sure the user doesn't
|
|
// accidentally turn off their scrolling.
|
|
let scroll_sensitivity = EditorSettings::get_global(cx).scroll_sensitivity.max(0.01);
|
|
|
|
move |event: &ScrollWheelEvent, phase, cx| {
|
|
if phase == DispatchPhase::Bubble && hitbox.is_hovered(cx) {
|
|
delta = delta.coalesce(event.delta);
|
|
editor.update(cx, |editor, cx| {
|
|
let position_map: &PositionMap = &position_map;
|
|
|
|
let line_height = position_map.line_height;
|
|
let max_glyph_width = position_map.em_width;
|
|
let (delta, axis) = match delta {
|
|
gpui::ScrollDelta::Pixels(mut pixels) => {
|
|
//Trackpad
|
|
let axis = position_map.snapshot.ongoing_scroll.filter(&mut pixels);
|
|
(pixels, axis)
|
|
}
|
|
|
|
gpui::ScrollDelta::Lines(lines) => {
|
|
//Not trackpad
|
|
let pixels =
|
|
point(lines.x * max_glyph_width, lines.y * line_height);
|
|
(pixels, None)
|
|
}
|
|
};
|
|
|
|
let scroll_position = position_map.snapshot.scroll_position();
|
|
let x = (scroll_position.x * max_glyph_width
|
|
- (delta.x * scroll_sensitivity))
|
|
/ max_glyph_width;
|
|
let y = (scroll_position.y * line_height - (delta.y * scroll_sensitivity))
|
|
/ line_height;
|
|
let scroll_position =
|
|
point(x, y).clamp(&point(0., 0.), &position_map.scroll_max);
|
|
editor.scroll(scroll_position, axis, cx);
|
|
cx.stop_propagation();
|
|
});
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
fn paint_mouse_listeners(&mut self, layout: &EditorLayout, cx: &mut ElementContext) {
|
|
self.paint_scroll_wheel_listener(layout, cx);
|
|
|
|
cx.on_mouse_event({
|
|
let position_map = layout.position_map.clone();
|
|
let editor = self.editor.clone();
|
|
let text_hitbox = layout.text_hitbox.clone();
|
|
let gutter_hitbox = layout.gutter_hitbox.clone();
|
|
|
|
move |event: &MouseDownEvent, phase, cx| {
|
|
if phase == DispatchPhase::Bubble {
|
|
match event.button {
|
|
MouseButton::Left => editor.update(cx, |editor, cx| {
|
|
Self::mouse_left_down(
|
|
editor,
|
|
event,
|
|
&position_map,
|
|
&text_hitbox,
|
|
&gutter_hitbox,
|
|
cx,
|
|
);
|
|
}),
|
|
MouseButton::Right => editor.update(cx, |editor, cx| {
|
|
Self::mouse_right_down(editor, event, &position_map, &text_hitbox, cx);
|
|
}),
|
|
MouseButton::Middle => editor.update(cx, |editor, cx| {
|
|
Self::mouse_middle_down(editor, event, &position_map, &text_hitbox, cx);
|
|
}),
|
|
_ => {}
|
|
};
|
|
}
|
|
}
|
|
});
|
|
|
|
cx.on_mouse_event({
|
|
let editor = self.editor.clone();
|
|
let position_map = layout.position_map.clone();
|
|
let text_hitbox = layout.text_hitbox.clone();
|
|
|
|
move |event: &MouseUpEvent, phase, cx| {
|
|
if phase == DispatchPhase::Bubble {
|
|
editor.update(cx, |editor, cx| {
|
|
Self::mouse_up(editor, event, &position_map, &text_hitbox, cx)
|
|
});
|
|
}
|
|
}
|
|
});
|
|
cx.on_mouse_event({
|
|
let position_map = layout.position_map.clone();
|
|
let editor = self.editor.clone();
|
|
let text_hitbox = layout.text_hitbox.clone();
|
|
let gutter_hitbox = layout.gutter_hitbox.clone();
|
|
|
|
move |event: &MouseMoveEvent, phase, cx| {
|
|
if phase == DispatchPhase::Bubble {
|
|
editor.update(cx, |editor, cx| {
|
|
if event.pressed_button == Some(MouseButton::Left) {
|
|
Self::mouse_dragged(
|
|
editor,
|
|
event,
|
|
&position_map,
|
|
text_hitbox.bounds,
|
|
cx,
|
|
)
|
|
}
|
|
|
|
Self::mouse_moved(
|
|
editor,
|
|
event,
|
|
&position_map,
|
|
&text_hitbox,
|
|
&gutter_hitbox,
|
|
cx,
|
|
)
|
|
});
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
fn scrollbar_left(&self, bounds: &Bounds<Pixels>) -> Pixels {
|
|
bounds.upper_right().x - self.style.scrollbar_width
|
|
}
|
|
|
|
fn column_pixels(&self, column: usize, cx: &WindowContext) -> Pixels {
|
|
let style = &self.style;
|
|
let font_size = style.text.font_size.to_pixels(cx.rem_size());
|
|
let layout = cx
|
|
.text_system()
|
|
.shape_line(
|
|
SharedString::from(" ".repeat(column)),
|
|
font_size,
|
|
&[TextRun {
|
|
len: column,
|
|
font: style.text.font(),
|
|
color: Hsla::default(),
|
|
background_color: None,
|
|
underline: None,
|
|
strikethrough: None,
|
|
}],
|
|
)
|
|
.unwrap();
|
|
|
|
layout.width
|
|
}
|
|
|
|
fn max_line_number_width(&self, snapshot: &EditorSnapshot, cx: &WindowContext) -> Pixels {
|
|
let digit_count = (snapshot.max_buffer_row() as f32 + 1.).log10().floor() as usize + 1;
|
|
self.column_pixels(digit_count, cx)
|
|
}
|
|
}
|
|
|
|
fn render_inline_blame_entry(
|
|
blame: &gpui::Model<GitBlame>,
|
|
blame_entry: BlameEntry,
|
|
style: &EditorStyle,
|
|
workspace: Option<WeakView<Workspace>>,
|
|
cx: &mut ElementContext<'_>,
|
|
) -> AnyElement {
|
|
let relative_timestamp = blame_entry_relative_timestamp(&blame_entry, cx);
|
|
|
|
let author = blame_entry.author.as_deref().unwrap_or_default();
|
|
let text = format!("{}, {}", author, relative_timestamp);
|
|
|
|
let details = blame.read(cx).details_for_entry(&blame_entry);
|
|
|
|
let tooltip = cx.new_view(|_| BlameEntryTooltip::new(blame_entry, details, style, workspace));
|
|
|
|
h_flex()
|
|
.id("inline-blame")
|
|
.w_full()
|
|
.font(style.text.font().family)
|
|
.text_color(cx.theme().status().hint)
|
|
.line_height(style.text.line_height)
|
|
.child(Icon::new(IconName::FileGit).color(Color::Hint))
|
|
.child(text)
|
|
.gap_2()
|
|
.hoverable_tooltip(move |_| tooltip.clone().into())
|
|
.into_any()
|
|
}
|
|
|
|
fn render_blame_entry(
|
|
ix: usize,
|
|
blame: &gpui::Model<GitBlame>,
|
|
blame_entry: BlameEntry,
|
|
style: &EditorStyle,
|
|
last_used_color: &mut Option<(PlayerColor, Oid)>,
|
|
editor: View<Editor>,
|
|
cx: &mut ElementContext<'_>,
|
|
) -> AnyElement {
|
|
let mut sha_color = cx
|
|
.theme()
|
|
.players()
|
|
.color_for_participant(blame_entry.sha.into());
|
|
// If the last color we used is the same as the one we get for this line, but
|
|
// the commit SHAs are different, then we try again to get a different color.
|
|
match *last_used_color {
|
|
Some((color, sha)) if sha != blame_entry.sha && color.cursor == sha_color.cursor => {
|
|
let index: u32 = blame_entry.sha.into();
|
|
sha_color = cx.theme().players().color_for_participant(index + 1);
|
|
}
|
|
_ => {}
|
|
};
|
|
last_used_color.replace((sha_color, blame_entry.sha));
|
|
|
|
let relative_timestamp = blame_entry_relative_timestamp(&blame_entry, cx);
|
|
|
|
let pretty_commit_id = format!("{}", blame_entry.sha);
|
|
let short_commit_id = pretty_commit_id.chars().take(6).collect::<String>();
|
|
|
|
let author_name = blame_entry.author.as_deref().unwrap_or("<no name>");
|
|
let name = util::truncate_and_trailoff(author_name, 20);
|
|
|
|
let details = blame.read(cx).details_for_entry(&blame_entry);
|
|
|
|
let workspace = editor.read(cx).workspace.as_ref().map(|(w, _)| w.clone());
|
|
|
|
let tooltip = cx.new_view(|_| {
|
|
BlameEntryTooltip::new(blame_entry.clone(), details.clone(), style, workspace)
|
|
});
|
|
|
|
h_flex()
|
|
.w_full()
|
|
.font(style.text.font().family)
|
|
.line_height(style.text.line_height)
|
|
.id(("blame", ix))
|
|
.children([
|
|
div()
|
|
.text_color(sha_color.cursor)
|
|
.child(short_commit_id)
|
|
.mr_2(),
|
|
div()
|
|
.w_full()
|
|
.h_flex()
|
|
.justify_between()
|
|
.text_color(cx.theme().status().hint)
|
|
.child(name)
|
|
.child(relative_timestamp),
|
|
])
|
|
.on_mouse_down(MouseButton::Right, {
|
|
let blame_entry = blame_entry.clone();
|
|
move |event, cx| {
|
|
deploy_blame_entry_context_menu(&blame_entry, editor.clone(), event.position, cx);
|
|
}
|
|
})
|
|
.hover(|style| style.bg(cx.theme().colors().element_hover))
|
|
.when_some(
|
|
details.and_then(|details| details.permalink),
|
|
|this, url| {
|
|
let url = url.clone();
|
|
this.cursor_pointer().on_click(move |_, cx| {
|
|
cx.stop_propagation();
|
|
cx.open_url(url.as_str())
|
|
})
|
|
},
|
|
)
|
|
.hoverable_tooltip(move |_| tooltip.clone().into())
|
|
.into_any()
|
|
}
|
|
|
|
fn deploy_blame_entry_context_menu(
|
|
blame_entry: &BlameEntry,
|
|
editor: View<Editor>,
|
|
position: gpui::Point<Pixels>,
|
|
cx: &mut WindowContext<'_>,
|
|
) {
|
|
let context_menu = ContextMenu::build(cx, move |this, _| {
|
|
let sha = format!("{}", blame_entry.sha);
|
|
this.entry("Copy commit SHA", None, move |cx| {
|
|
cx.write_to_clipboard(ClipboardItem::new(sha.clone()));
|
|
})
|
|
});
|
|
|
|
editor.update(cx, move |editor, cx| {
|
|
editor.mouse_context_menu = Some(MouseContextMenu::new(position, context_menu, cx));
|
|
cx.notify();
|
|
});
|
|
}
|
|
|
|
#[derive(Debug)]
|
|
pub(crate) struct LineWithInvisibles {
|
|
pub line: ShapedLine,
|
|
invisibles: Vec<Invisible>,
|
|
}
|
|
|
|
impl LineWithInvisibles {
|
|
fn from_chunks<'a>(
|
|
chunks: impl Iterator<Item = HighlightedChunk<'a>>,
|
|
text_style: &TextStyle,
|
|
max_line_len: usize,
|
|
max_line_count: usize,
|
|
line_number_layouts: &[Option<ShapedLine>],
|
|
editor_mode: EditorMode,
|
|
cx: &WindowContext,
|
|
) -> Vec<Self> {
|
|
let mut layouts = Vec::with_capacity(max_line_count);
|
|
let mut line = String::new();
|
|
let mut invisibles = Vec::new();
|
|
let mut styles = Vec::new();
|
|
let mut non_whitespace_added = false;
|
|
let mut row = 0;
|
|
let mut line_exceeded_max_len = false;
|
|
let font_size = text_style.font_size.to_pixels(cx.rem_size());
|
|
|
|
for highlighted_chunk in chunks.chain([HighlightedChunk {
|
|
chunk: "\n",
|
|
style: None,
|
|
is_tab: false,
|
|
}]) {
|
|
for (ix, mut line_chunk) in highlighted_chunk.chunk.split('\n').enumerate() {
|
|
if ix > 0 {
|
|
let shaped_line = cx
|
|
.text_system()
|
|
.shape_line(line.clone().into(), font_size, &styles)
|
|
.unwrap();
|
|
layouts.push(Self {
|
|
line: shaped_line,
|
|
invisibles: std::mem::take(&mut invisibles),
|
|
});
|
|
|
|
line.clear();
|
|
styles.clear();
|
|
row += 1;
|
|
line_exceeded_max_len = false;
|
|
non_whitespace_added = false;
|
|
if row == max_line_count {
|
|
return layouts;
|
|
}
|
|
}
|
|
|
|
if !line_chunk.is_empty() && !line_exceeded_max_len {
|
|
let text_style = if let Some(style) = highlighted_chunk.style {
|
|
Cow::Owned(text_style.clone().highlight(style))
|
|
} else {
|
|
Cow::Borrowed(text_style)
|
|
};
|
|
|
|
if line.len() + line_chunk.len() > max_line_len {
|
|
let mut chunk_len = max_line_len - line.len();
|
|
while !line_chunk.is_char_boundary(chunk_len) {
|
|
chunk_len -= 1;
|
|
}
|
|
line_chunk = &line_chunk[..chunk_len];
|
|
line_exceeded_max_len = true;
|
|
}
|
|
|
|
styles.push(TextRun {
|
|
len: line_chunk.len(),
|
|
font: text_style.font(),
|
|
color: text_style.color,
|
|
background_color: text_style.background_color,
|
|
underline: text_style.underline,
|
|
strikethrough: text_style.strikethrough,
|
|
});
|
|
|
|
if editor_mode == EditorMode::Full {
|
|
// Line wrap pads its contents with fake whitespaces,
|
|
// avoid printing them
|
|
let inside_wrapped_string = line_number_layouts
|
|
.get(row)
|
|
.and_then(|layout| layout.as_ref())
|
|
.is_none();
|
|
if highlighted_chunk.is_tab {
|
|
if non_whitespace_added || !inside_wrapped_string {
|
|
invisibles.push(Invisible::Tab {
|
|
line_start_offset: line.len(),
|
|
});
|
|
}
|
|
} else {
|
|
invisibles.extend(
|
|
line_chunk
|
|
.chars()
|
|
.enumerate()
|
|
.filter(|(_, line_char)| {
|
|
let is_whitespace = line_char.is_whitespace();
|
|
non_whitespace_added |= !is_whitespace;
|
|
is_whitespace
|
|
&& (non_whitespace_added || !inside_wrapped_string)
|
|
})
|
|
.map(|(whitespace_index, _)| Invisible::Whitespace {
|
|
line_offset: line.len() + whitespace_index,
|
|
}),
|
|
)
|
|
}
|
|
}
|
|
|
|
line.push_str(line_chunk);
|
|
}
|
|
}
|
|
}
|
|
|
|
layouts
|
|
}
|
|
|
|
fn draw(
|
|
&self,
|
|
layout: &EditorLayout,
|
|
row: u32,
|
|
content_origin: gpui::Point<Pixels>,
|
|
whitespace_setting: ShowWhitespaceSetting,
|
|
selection_ranges: &[Range<DisplayPoint>],
|
|
cx: &mut ElementContext,
|
|
) {
|
|
let line_height = layout.position_map.line_height;
|
|
let line_y =
|
|
line_height * (row as f32 - layout.position_map.scroll_pixel_position.y / line_height);
|
|
|
|
let line_origin =
|
|
content_origin + gpui::point(-layout.position_map.scroll_pixel_position.x, line_y);
|
|
self.line.paint(line_origin, line_height, cx).log_err();
|
|
|
|
self.draw_invisibles(
|
|
&selection_ranges,
|
|
layout,
|
|
content_origin,
|
|
line_y,
|
|
row,
|
|
line_height,
|
|
whitespace_setting,
|
|
cx,
|
|
);
|
|
}
|
|
|
|
#[allow(clippy::too_many_arguments)]
|
|
fn draw_invisibles(
|
|
&self,
|
|
selection_ranges: &[Range<DisplayPoint>],
|
|
layout: &EditorLayout,
|
|
content_origin: gpui::Point<Pixels>,
|
|
line_y: Pixels,
|
|
row: u32,
|
|
line_height: Pixels,
|
|
whitespace_setting: ShowWhitespaceSetting,
|
|
cx: &mut ElementContext,
|
|
) {
|
|
let allowed_invisibles_regions = match whitespace_setting {
|
|
ShowWhitespaceSetting::None => return,
|
|
ShowWhitespaceSetting::Selection => Some(selection_ranges),
|
|
ShowWhitespaceSetting::All => None,
|
|
};
|
|
|
|
for invisible in &self.invisibles {
|
|
let (&token_offset, invisible_symbol) = match invisible {
|
|
Invisible::Tab { line_start_offset } => (line_start_offset, &layout.tab_invisible),
|
|
Invisible::Whitespace { line_offset } => (line_offset, &layout.space_invisible),
|
|
};
|
|
|
|
let x_offset = self.line.x_for_index(token_offset);
|
|
let invisible_offset =
|
|
(layout.position_map.em_width - invisible_symbol.width).max(Pixels::ZERO) / 2.0;
|
|
let origin = content_origin
|
|
+ gpui::point(
|
|
x_offset + invisible_offset - layout.position_map.scroll_pixel_position.x,
|
|
line_y,
|
|
);
|
|
|
|
if let Some(allowed_regions) = allowed_invisibles_regions {
|
|
let invisible_point = DisplayPoint::new(row, token_offset as u32);
|
|
if !allowed_regions
|
|
.iter()
|
|
.any(|region| region.start <= invisible_point && invisible_point < region.end)
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
invisible_symbol.paint(origin, line_height, cx).log_err();
|
|
}
|
|
}
|
|
}
|
|
|
|
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
|
|
enum Invisible {
|
|
Tab { line_start_offset: usize },
|
|
Whitespace { line_offset: usize },
|
|
}
|
|
|
|
impl Element for EditorElement {
|
|
type BeforeLayout = ();
|
|
type AfterLayout = EditorLayout;
|
|
|
|
fn before_layout(&mut self, cx: &mut ElementContext) -> (gpui::LayoutId, ()) {
|
|
self.editor.update(cx, |editor, cx| {
|
|
editor.set_style(self.style.clone(), cx);
|
|
|
|
let layout_id = match editor.mode {
|
|
EditorMode::SingleLine => {
|
|
let rem_size = cx.rem_size();
|
|
let mut style = Style::default();
|
|
style.size.width = relative(1.).into();
|
|
style.size.height = self.style.text.line_height_in_pixels(rem_size).into();
|
|
cx.with_element_context(|cx| cx.request_layout(&style, None))
|
|
}
|
|
EditorMode::AutoHeight { max_lines } => {
|
|
let editor_handle = cx.view().clone();
|
|
let max_line_number_width =
|
|
self.max_line_number_width(&editor.snapshot(cx), cx);
|
|
cx.with_element_context(|cx| {
|
|
cx.request_measured_layout(
|
|
Style::default(),
|
|
move |known_dimensions, _, cx| {
|
|
editor_handle
|
|
.update(cx, |editor, cx| {
|
|
compute_auto_height_layout(
|
|
editor,
|
|
max_lines,
|
|
max_line_number_width,
|
|
known_dimensions,
|
|
cx,
|
|
)
|
|
})
|
|
.unwrap_or_default()
|
|
},
|
|
)
|
|
})
|
|
}
|
|
EditorMode::Full => {
|
|
let mut style = Style::default();
|
|
style.size.width = relative(1.).into();
|
|
style.size.height = relative(1.).into();
|
|
cx.with_element_context(|cx| cx.request_layout(&style, None))
|
|
}
|
|
};
|
|
|
|
(layout_id, ())
|
|
})
|
|
}
|
|
|
|
fn after_layout(
|
|
&mut self,
|
|
bounds: Bounds<Pixels>,
|
|
_: &mut Self::BeforeLayout,
|
|
cx: &mut ElementContext,
|
|
) -> Self::AfterLayout {
|
|
let text_style = TextStyleRefinement {
|
|
font_size: Some(self.style.text.font_size),
|
|
line_height: Some(self.style.text.line_height),
|
|
..Default::default()
|
|
};
|
|
cx.with_text_style(Some(text_style), |cx| {
|
|
cx.with_content_mask(Some(ContentMask { bounds }), |cx| {
|
|
let mut snapshot = self.editor.update(cx, |editor, cx| editor.snapshot(cx));
|
|
let style = self.style.clone();
|
|
|
|
let font_id = cx.text_system().resolve_font(&style.text.font());
|
|
let font_size = style.text.font_size.to_pixels(cx.rem_size());
|
|
let line_height = style.text.line_height_in_pixels(cx.rem_size());
|
|
let em_width = cx
|
|
.text_system()
|
|
.typographic_bounds(font_id, font_size, 'm')
|
|
.unwrap()
|
|
.size
|
|
.width;
|
|
let em_advance = cx
|
|
.text_system()
|
|
.advance(font_id, font_size, 'm')
|
|
.unwrap()
|
|
.width;
|
|
|
|
let gutter_dimensions = snapshot.gutter_dimensions(
|
|
font_id,
|
|
font_size,
|
|
em_width,
|
|
self.max_line_number_width(&snapshot, cx),
|
|
cx,
|
|
);
|
|
let text_width = bounds.size.width - gutter_dimensions.width;
|
|
let overscroll = size(em_width, px(0.));
|
|
|
|
snapshot = self.editor.update(cx, |editor, cx| {
|
|
editor.last_bounds = Some(bounds);
|
|
editor.gutter_width = gutter_dimensions.width;
|
|
editor.set_visible_line_count(bounds.size.height / line_height, cx);
|
|
|
|
let editor_width =
|
|
text_width - gutter_dimensions.margin - overscroll.width - em_width;
|
|
let wrap_width = match editor.soft_wrap_mode(cx) {
|
|
SoftWrap::None => (MAX_LINE_LEN / 2) as f32 * em_advance,
|
|
SoftWrap::EditorWidth => editor_width,
|
|
SoftWrap::Column(column) => editor_width.min(column as f32 * em_advance),
|
|
};
|
|
|
|
if editor.set_wrap_width(Some(wrap_width), cx) {
|
|
editor.snapshot(cx)
|
|
} else {
|
|
snapshot
|
|
}
|
|
});
|
|
|
|
let wrap_guides = self
|
|
.editor
|
|
.read(cx)
|
|
.wrap_guides(cx)
|
|
.iter()
|
|
.map(|(guide, active)| (self.column_pixels(*guide, cx), *active))
|
|
.collect::<SmallVec<[_; 2]>>();
|
|
|
|
let hitbox = cx.insert_hitbox(bounds, false);
|
|
let gutter_hitbox = cx.insert_hitbox(
|
|
Bounds {
|
|
origin: bounds.origin,
|
|
size: size(gutter_dimensions.width, bounds.size.height),
|
|
},
|
|
false,
|
|
);
|
|
let text_hitbox = cx.insert_hitbox(
|
|
Bounds {
|
|
origin: gutter_hitbox.upper_right(),
|
|
size: size(text_width, bounds.size.height),
|
|
},
|
|
false,
|
|
);
|
|
// Offset the content_bounds from the text_bounds by the gutter margin (which
|
|
// is roughly half a character wide) to make hit testing work more like how we want.
|
|
let content_origin =
|
|
text_hitbox.origin + point(gutter_dimensions.margin, Pixels::ZERO);
|
|
|
|
let autoscroll_horizontally = self.editor.update(cx, |editor, cx| {
|
|
let autoscroll_horizontally =
|
|
editor.autoscroll_vertically(bounds, line_height, cx);
|
|
snapshot = editor.snapshot(cx);
|
|
autoscroll_horizontally
|
|
});
|
|
|
|
let mut scroll_position = snapshot.scroll_position();
|
|
// The scroll position is a fractional point, the whole number of which represents
|
|
// the top of the window in terms of display rows.
|
|
let start_row = scroll_position.y as u32;
|
|
let height_in_lines = bounds.size.height / line_height;
|
|
let max_row = snapshot.max_point().row();
|
|
|
|
// Add 1 to ensure selections bleed off screen
|
|
let end_row =
|
|
1 + cmp::min((scroll_position.y + height_in_lines).ceil() as u32, max_row);
|
|
|
|
let buffer_rows = snapshot
|
|
.buffer_rows(start_row)
|
|
.take((start_row..end_row).len());
|
|
|
|
let start_anchor = if start_row == 0 {
|
|
Anchor::min()
|
|
} else {
|
|
snapshot.buffer_snapshot.anchor_before(
|
|
DisplayPoint::new(start_row, 0).to_offset(&snapshot, Bias::Left),
|
|
)
|
|
};
|
|
let end_anchor = if end_row > max_row {
|
|
Anchor::max()
|
|
} else {
|
|
snapshot.buffer_snapshot.anchor_before(
|
|
DisplayPoint::new(end_row, 0).to_offset(&snapshot, Bias::Right),
|
|
)
|
|
};
|
|
|
|
let highlighted_rows = self
|
|
.editor
|
|
.update(cx, |editor, cx| editor.highlighted_display_rows(cx));
|
|
let highlighted_ranges = self.editor.read(cx).background_highlights_in_range(
|
|
start_anchor..end_anchor,
|
|
&snapshot.display_snapshot,
|
|
cx.theme().colors(),
|
|
);
|
|
|
|
let redacted_ranges = self.editor.read(cx).redacted_ranges(
|
|
start_anchor..end_anchor,
|
|
&snapshot.display_snapshot,
|
|
cx,
|
|
);
|
|
|
|
let (selections, active_rows, newest_selection_head) = self.layout_selections(
|
|
start_anchor,
|
|
end_anchor,
|
|
&snapshot,
|
|
start_row,
|
|
end_row,
|
|
cx,
|
|
);
|
|
|
|
let (line_numbers, fold_statuses) = self.layout_line_numbers(
|
|
start_row..end_row,
|
|
buffer_rows.clone(),
|
|
&active_rows,
|
|
newest_selection_head,
|
|
&snapshot,
|
|
cx,
|
|
);
|
|
|
|
let display_hunks = self.layout_git_gutters(start_row..end_row, &snapshot);
|
|
|
|
let mut max_visible_line_width = Pixels::ZERO;
|
|
let line_layouts =
|
|
self.layout_lines(start_row..end_row, &line_numbers, &snapshot, cx);
|
|
for line_with_invisibles in &line_layouts {
|
|
if line_with_invisibles.line.width > max_visible_line_width {
|
|
max_visible_line_width = line_with_invisibles.line.width;
|
|
}
|
|
}
|
|
|
|
let longest_line_width = layout_line(snapshot.longest_row(), &snapshot, &style, cx)
|
|
.unwrap()
|
|
.width;
|
|
let mut scroll_width =
|
|
longest_line_width.max(max_visible_line_width) + overscroll.width;
|
|
let mut blocks = self.build_blocks(
|
|
start_row..end_row,
|
|
&snapshot,
|
|
&hitbox,
|
|
&text_hitbox,
|
|
&mut scroll_width,
|
|
&gutter_dimensions,
|
|
em_width,
|
|
gutter_dimensions.width + gutter_dimensions.margin,
|
|
line_height,
|
|
&line_layouts,
|
|
cx,
|
|
);
|
|
|
|
let scroll_pixel_position = point(
|
|
scroll_position.x * em_width,
|
|
scroll_position.y * line_height,
|
|
);
|
|
|
|
let mut inline_blame = None;
|
|
if let Some(newest_selection_head) = newest_selection_head {
|
|
let display_row = newest_selection_head.row();
|
|
if (start_row..end_row).contains(&display_row) {
|
|
let line_layout = &line_layouts[(display_row - start_row) as usize];
|
|
inline_blame = self.layout_inline_blame(
|
|
display_row,
|
|
&snapshot.display_snapshot,
|
|
line_layout,
|
|
em_width,
|
|
content_origin,
|
|
scroll_pixel_position,
|
|
line_height,
|
|
cx,
|
|
);
|
|
}
|
|
}
|
|
|
|
let blamed_display_rows = self.layout_blame_entries(
|
|
buffer_rows,
|
|
em_width,
|
|
scroll_position,
|
|
line_height,
|
|
&gutter_hitbox,
|
|
gutter_dimensions.git_blame_entries_width,
|
|
cx,
|
|
);
|
|
|
|
let scroll_max = point(
|
|
((scroll_width - text_hitbox.size.width) / em_width).max(0.0),
|
|
max_row as f32,
|
|
);
|
|
|
|
self.editor.update(cx, |editor, cx| {
|
|
let clamped = editor.scroll_manager.clamp_scroll_left(scroll_max.x);
|
|
|
|
let autoscrolled = if autoscroll_horizontally {
|
|
editor.autoscroll_horizontally(
|
|
start_row,
|
|
text_hitbox.size.width,
|
|
scroll_width,
|
|
em_width,
|
|
&line_layouts,
|
|
cx,
|
|
)
|
|
} else {
|
|
false
|
|
};
|
|
|
|
if clamped || autoscrolled {
|
|
snapshot = editor.snapshot(cx);
|
|
scroll_position = snapshot.scroll_position();
|
|
}
|
|
});
|
|
|
|
cx.with_element_id(Some("blocks"), |cx| {
|
|
self.layout_blocks(
|
|
&mut blocks,
|
|
&hitbox,
|
|
line_height,
|
|
scroll_pixel_position,
|
|
cx,
|
|
);
|
|
});
|
|
|
|
let cursors = self.layout_cursors(
|
|
&snapshot,
|
|
&selections,
|
|
start_row..end_row,
|
|
&line_layouts,
|
|
&text_hitbox,
|
|
content_origin,
|
|
scroll_pixel_position,
|
|
line_height,
|
|
em_width,
|
|
cx,
|
|
);
|
|
|
|
let scrollbar_layout = self.layout_scrollbar(
|
|
&snapshot,
|
|
bounds,
|
|
scroll_position,
|
|
line_height,
|
|
height_in_lines,
|
|
cx,
|
|
);
|
|
|
|
let folds = cx.with_element_id(Some("folds"), |cx| {
|
|
self.layout_folds(
|
|
&snapshot,
|
|
content_origin,
|
|
start_anchor..end_anchor,
|
|
start_row..end_row,
|
|
scroll_pixel_position,
|
|
line_height,
|
|
&line_layouts,
|
|
cx,
|
|
)
|
|
});
|
|
|
|
let gutter_settings = EditorSettings::get_global(cx).gutter;
|
|
|
|
let mut context_menu_visible = false;
|
|
let mut code_actions_indicator = None;
|
|
if let Some(newest_selection_head) = newest_selection_head {
|
|
if (start_row..end_row).contains(&newest_selection_head.row()) {
|
|
context_menu_visible = self.layout_context_menu(
|
|
line_height,
|
|
&hitbox,
|
|
&text_hitbox,
|
|
content_origin,
|
|
start_row,
|
|
scroll_pixel_position,
|
|
&line_layouts,
|
|
newest_selection_head,
|
|
cx,
|
|
);
|
|
if gutter_settings.code_actions {
|
|
code_actions_indicator = self.layout_code_actions_indicator(
|
|
line_height,
|
|
newest_selection_head,
|
|
scroll_pixel_position,
|
|
&gutter_dimensions,
|
|
&gutter_hitbox,
|
|
cx,
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
if !context_menu_visible && !cx.has_active_drag() {
|
|
self.layout_hover_popovers(
|
|
&snapshot,
|
|
&hitbox,
|
|
&text_hitbox,
|
|
start_row..end_row,
|
|
content_origin,
|
|
scroll_pixel_position,
|
|
&line_layouts,
|
|
line_height,
|
|
em_width,
|
|
cx,
|
|
);
|
|
}
|
|
|
|
let mouse_context_menu = self.layout_mouse_context_menu(cx);
|
|
|
|
let fold_indicators = if gutter_settings.folds {
|
|
cx.with_element_id(Some("gutter_fold_indicators"), |cx| {
|
|
self.layout_gutter_fold_indicators(
|
|
fold_statuses,
|
|
line_height,
|
|
&gutter_dimensions,
|
|
gutter_settings,
|
|
scroll_pixel_position,
|
|
&gutter_hitbox,
|
|
cx,
|
|
)
|
|
})
|
|
} else {
|
|
Vec::new()
|
|
};
|
|
|
|
let invisible_symbol_font_size = font_size / 2.;
|
|
let tab_invisible = cx
|
|
.text_system()
|
|
.shape_line(
|
|
"→".into(),
|
|
invisible_symbol_font_size,
|
|
&[TextRun {
|
|
len: "→".len(),
|
|
font: self.style.text.font(),
|
|
color: cx.theme().colors().editor_invisible,
|
|
background_color: None,
|
|
underline: None,
|
|
strikethrough: None,
|
|
}],
|
|
)
|
|
.unwrap();
|
|
let space_invisible = cx
|
|
.text_system()
|
|
.shape_line(
|
|
"•".into(),
|
|
invisible_symbol_font_size,
|
|
&[TextRun {
|
|
len: "•".len(),
|
|
font: self.style.text.font(),
|
|
color: cx.theme().colors().editor_invisible,
|
|
background_color: None,
|
|
underline: None,
|
|
strikethrough: None,
|
|
}],
|
|
)
|
|
.unwrap();
|
|
|
|
EditorLayout {
|
|
mode: snapshot.mode,
|
|
position_map: Arc::new(PositionMap {
|
|
size: bounds.size,
|
|
scroll_pixel_position,
|
|
scroll_max,
|
|
line_layouts,
|
|
line_height,
|
|
em_width,
|
|
em_advance,
|
|
snapshot,
|
|
}),
|
|
visible_display_row_range: start_row..end_row,
|
|
wrap_guides,
|
|
hitbox,
|
|
text_hitbox,
|
|
gutter_hitbox,
|
|
gutter_dimensions,
|
|
content_origin,
|
|
scrollbar_layout,
|
|
max_row,
|
|
active_rows,
|
|
highlighted_rows,
|
|
highlighted_ranges,
|
|
redacted_ranges,
|
|
line_numbers,
|
|
display_hunks,
|
|
blamed_display_rows,
|
|
inline_blame,
|
|
folds,
|
|
blocks,
|
|
cursors,
|
|
selections,
|
|
mouse_context_menu,
|
|
code_actions_indicator,
|
|
fold_indicators,
|
|
tab_invisible,
|
|
space_invisible,
|
|
}
|
|
})
|
|
})
|
|
}
|
|
|
|
fn paint(
|
|
&mut self,
|
|
bounds: Bounds<gpui::Pixels>,
|
|
_: &mut Self::BeforeLayout,
|
|
layout: &mut Self::AfterLayout,
|
|
cx: &mut ElementContext,
|
|
) {
|
|
let focus_handle = self.editor.focus_handle(cx);
|
|
let key_context = self.editor.read(cx).key_context(cx);
|
|
cx.set_focus_handle(&focus_handle);
|
|
cx.set_key_context(key_context);
|
|
cx.set_view_id(self.editor.entity_id());
|
|
cx.handle_input(
|
|
&focus_handle,
|
|
ElementInputHandler::new(bounds, self.editor.clone()),
|
|
);
|
|
self.register_actions(cx);
|
|
self.register_key_listeners(cx, layout);
|
|
|
|
let text_style = TextStyleRefinement {
|
|
font_size: Some(self.style.text.font_size),
|
|
line_height: Some(self.style.text.line_height),
|
|
..Default::default()
|
|
};
|
|
cx.with_text_style(Some(text_style), |cx| {
|
|
cx.with_content_mask(Some(ContentMask { bounds }), |cx| {
|
|
self.paint_mouse_listeners(layout, cx);
|
|
|
|
self.paint_background(layout, cx);
|
|
if layout.gutter_hitbox.size.width > Pixels::ZERO {
|
|
self.paint_gutter(layout, cx);
|
|
}
|
|
self.paint_text(layout, cx);
|
|
|
|
if !layout.blocks.is_empty() {
|
|
cx.with_element_id(Some("blocks"), |cx| {
|
|
self.paint_blocks(layout, cx);
|
|
});
|
|
}
|
|
|
|
self.paint_scrollbar(layout, cx);
|
|
self.paint_mouse_context_menu(layout, cx);
|
|
});
|
|
})
|
|
}
|
|
}
|
|
|
|
impl IntoElement for EditorElement {
|
|
type Element = Self;
|
|
|
|
fn into_element(self) -> Self::Element {
|
|
self
|
|
}
|
|
}
|
|
|
|
type BufferRow = u32;
|
|
|
|
pub struct EditorLayout {
|
|
position_map: Arc<PositionMap>,
|
|
hitbox: Hitbox,
|
|
text_hitbox: Hitbox,
|
|
gutter_hitbox: Hitbox,
|
|
gutter_dimensions: GutterDimensions,
|
|
content_origin: gpui::Point<Pixels>,
|
|
scrollbar_layout: Option<ScrollbarLayout>,
|
|
mode: EditorMode,
|
|
wrap_guides: SmallVec<[(Pixels, bool); 2]>,
|
|
visible_display_row_range: Range<u32>,
|
|
active_rows: BTreeMap<u32, bool>,
|
|
highlighted_rows: BTreeMap<u32, Hsla>,
|
|
line_numbers: Vec<Option<ShapedLine>>,
|
|
display_hunks: Vec<DisplayDiffHunk>,
|
|
blamed_display_rows: Option<Vec<AnyElement>>,
|
|
inline_blame: Option<AnyElement>,
|
|
folds: Vec<FoldLayout>,
|
|
blocks: Vec<BlockLayout>,
|
|
highlighted_ranges: Vec<(Range<DisplayPoint>, Hsla)>,
|
|
redacted_ranges: Vec<Range<DisplayPoint>>,
|
|
cursors: Vec<CursorLayout>,
|
|
selections: Vec<(PlayerColor, Vec<SelectionLayout>)>,
|
|
max_row: u32,
|
|
code_actions_indicator: Option<AnyElement>,
|
|
fold_indicators: Vec<Option<AnyElement>>,
|
|
mouse_context_menu: Option<AnyElement>,
|
|
tab_invisible: ShapedLine,
|
|
space_invisible: ShapedLine,
|
|
}
|
|
|
|
impl EditorLayout {
|
|
fn line_end_overshoot(&self) -> Pixels {
|
|
0.15 * self.position_map.line_height
|
|
}
|
|
}
|
|
|
|
struct ColoredRange<T> {
|
|
start: T,
|
|
end: T,
|
|
color: Hsla,
|
|
}
|
|
|
|
#[derive(Clone)]
|
|
struct ScrollbarLayout {
|
|
hitbox: Hitbox,
|
|
visible_row_range: Range<f32>,
|
|
visible: bool,
|
|
height: Pixels,
|
|
scroll_height: f32,
|
|
first_row_y_offset: Pixels,
|
|
row_height: Pixels,
|
|
}
|
|
|
|
impl ScrollbarLayout {
|
|
const BORDER_WIDTH: Pixels = px(1.0);
|
|
const MIN_MARKER_HEIGHT: Pixels = px(2.0);
|
|
|
|
fn thumb_bounds(&self) -> Bounds<Pixels> {
|
|
let thumb_top = self.y_for_row(self.visible_row_range.start) - self.first_row_y_offset;
|
|
let thumb_bottom = self.y_for_row(self.visible_row_range.end) + self.first_row_y_offset;
|
|
Bounds::from_corners(
|
|
point(self.hitbox.left(), thumb_top),
|
|
point(self.hitbox.right(), thumb_bottom),
|
|
)
|
|
}
|
|
|
|
fn y_for_row(&self, row: f32) -> Pixels {
|
|
self.hitbox.top() + self.first_row_y_offset + row * self.row_height
|
|
}
|
|
|
|
fn marker_quads_for_ranges(
|
|
&self,
|
|
row_ranges: impl IntoIterator<Item = ColoredRange<u32>>,
|
|
column: usize,
|
|
) -> Vec<PaintQuad> {
|
|
let column_width =
|
|
px(((self.hitbox.size.width - ScrollbarLayout::BORDER_WIDTH).0 / 3.0).floor());
|
|
|
|
let left_x = ScrollbarLayout::BORDER_WIDTH + (column as f32 * column_width);
|
|
let right_x = left_x + column_width;
|
|
|
|
let mut background_pixel_ranges = row_ranges
|
|
.into_iter()
|
|
.map(|range| {
|
|
let start_y = self.first_row_y_offset + range.start as f32 * self.row_height;
|
|
let end_y = self.first_row_y_offset + (range.end + 1) as f32 * self.row_height;
|
|
ColoredRange {
|
|
start: start_y,
|
|
end: end_y,
|
|
color: range.color,
|
|
}
|
|
})
|
|
.peekable();
|
|
|
|
let mut quads = Vec::new();
|
|
while let Some(mut pixel_range) = background_pixel_ranges.next() {
|
|
pixel_range.end = pixel_range
|
|
.end
|
|
.max(pixel_range.start + Self::MIN_MARKER_HEIGHT);
|
|
while let Some(next_pixel_range) = background_pixel_ranges.peek() {
|
|
if pixel_range.end >= next_pixel_range.start
|
|
&& pixel_range.color == next_pixel_range.color
|
|
{
|
|
pixel_range.end = next_pixel_range.end.max(pixel_range.end);
|
|
background_pixel_ranges.next();
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
let bounds = Bounds::from_corners(
|
|
point(left_x, pixel_range.start),
|
|
point(right_x, pixel_range.end),
|
|
);
|
|
quads.push(quad(
|
|
bounds,
|
|
Corners::default(),
|
|
pixel_range.color,
|
|
Edges::default(),
|
|
Hsla::transparent_black(),
|
|
));
|
|
}
|
|
|
|
quads
|
|
}
|
|
}
|
|
|
|
struct FoldLayout {
|
|
display_range: Range<DisplayPoint>,
|
|
hover_element: AnyElement,
|
|
}
|
|
|
|
struct PositionMap {
|
|
size: Size<Pixels>,
|
|
line_height: Pixels,
|
|
scroll_pixel_position: gpui::Point<Pixels>,
|
|
scroll_max: gpui::Point<f32>,
|
|
em_width: Pixels,
|
|
em_advance: Pixels,
|
|
line_layouts: Vec<LineWithInvisibles>,
|
|
snapshot: EditorSnapshot,
|
|
}
|
|
|
|
#[derive(Debug, Copy, Clone)]
|
|
pub struct PointForPosition {
|
|
pub previous_valid: DisplayPoint,
|
|
pub next_valid: DisplayPoint,
|
|
pub exact_unclipped: DisplayPoint,
|
|
pub column_overshoot_after_line_end: u32,
|
|
}
|
|
|
|
impl PointForPosition {
|
|
pub fn as_valid(&self) -> Option<DisplayPoint> {
|
|
if self.previous_valid == self.exact_unclipped && self.next_valid == self.exact_unclipped {
|
|
Some(self.previous_valid)
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
}
|
|
|
|
impl PositionMap {
|
|
fn point_for_position(
|
|
&self,
|
|
text_bounds: Bounds<Pixels>,
|
|
position: gpui::Point<Pixels>,
|
|
) -> PointForPosition {
|
|
let scroll_position = self.snapshot.scroll_position();
|
|
let position = position - text_bounds.origin;
|
|
let y = position.y.max(px(0.)).min(self.size.height);
|
|
let x = position.x + (scroll_position.x * self.em_width);
|
|
let row = ((y / self.line_height) + scroll_position.y) as u32;
|
|
|
|
let (column, x_overshoot_after_line_end) = if let Some(line) = self
|
|
.line_layouts
|
|
.get(row as usize - scroll_position.y as usize)
|
|
.map(|LineWithInvisibles { line, .. }| line)
|
|
{
|
|
if let Some(ix) = line.index_for_x(x) {
|
|
(ix as u32, px(0.))
|
|
} else {
|
|
(line.len as u32, px(0.).max(x - line.width))
|
|
}
|
|
} else {
|
|
(0, x)
|
|
};
|
|
|
|
let mut exact_unclipped = DisplayPoint::new(row, column);
|
|
let previous_valid = self.snapshot.clip_point(exact_unclipped, Bias::Left);
|
|
let next_valid = self.snapshot.clip_point(exact_unclipped, Bias::Right);
|
|
|
|
let column_overshoot_after_line_end = (x_overshoot_after_line_end / self.em_advance) as u32;
|
|
*exact_unclipped.column_mut() += column_overshoot_after_line_end;
|
|
PointForPosition {
|
|
previous_valid,
|
|
next_valid,
|
|
exact_unclipped,
|
|
column_overshoot_after_line_end,
|
|
}
|
|
}
|
|
}
|
|
|
|
struct BlockLayout {
|
|
row: u32,
|
|
element: AnyElement,
|
|
available_space: Size<AvailableSpace>,
|
|
style: BlockStyle,
|
|
}
|
|
|
|
fn layout_line(
|
|
row: u32,
|
|
snapshot: &EditorSnapshot,
|
|
style: &EditorStyle,
|
|
cx: &WindowContext,
|
|
) -> Result<ShapedLine> {
|
|
let mut line = snapshot.line(row);
|
|
|
|
if line.len() > MAX_LINE_LEN {
|
|
let mut len = MAX_LINE_LEN;
|
|
while !line.is_char_boundary(len) {
|
|
len -= 1;
|
|
}
|
|
|
|
line.truncate(len);
|
|
}
|
|
|
|
cx.text_system().shape_line(
|
|
line.into(),
|
|
style.text.font_size.to_pixels(cx.rem_size()),
|
|
&[TextRun {
|
|
len: snapshot.line_len(row) as usize,
|
|
font: style.text.font(),
|
|
color: Hsla::default(),
|
|
background_color: None,
|
|
underline: None,
|
|
strikethrough: None,
|
|
}],
|
|
)
|
|
}
|
|
|
|
pub struct CursorLayout {
|
|
origin: gpui::Point<Pixels>,
|
|
block_width: Pixels,
|
|
line_height: Pixels,
|
|
color: Hsla,
|
|
shape: CursorShape,
|
|
block_text: Option<ShapedLine>,
|
|
cursor_name: Option<AnyElement>,
|
|
}
|
|
|
|
#[derive(Debug)]
|
|
pub struct CursorName {
|
|
string: SharedString,
|
|
color: Hsla,
|
|
is_top_row: bool,
|
|
}
|
|
|
|
impl CursorLayout {
|
|
pub fn new(
|
|
origin: gpui::Point<Pixels>,
|
|
block_width: Pixels,
|
|
line_height: Pixels,
|
|
color: Hsla,
|
|
shape: CursorShape,
|
|
block_text: Option<ShapedLine>,
|
|
) -> CursorLayout {
|
|
CursorLayout {
|
|
origin,
|
|
block_width,
|
|
line_height,
|
|
color,
|
|
shape,
|
|
block_text,
|
|
cursor_name: None,
|
|
}
|
|
}
|
|
|
|
pub fn bounding_rect(&self, origin: gpui::Point<Pixels>) -> Bounds<Pixels> {
|
|
Bounds {
|
|
origin: self.origin + origin,
|
|
size: size(self.block_width, self.line_height),
|
|
}
|
|
}
|
|
|
|
fn bounds(&self, origin: gpui::Point<Pixels>) -> Bounds<Pixels> {
|
|
match self.shape {
|
|
CursorShape::Bar => Bounds {
|
|
origin: self.origin + origin,
|
|
size: size(px(2.0), self.line_height),
|
|
},
|
|
CursorShape::Block | CursorShape::Hollow => Bounds {
|
|
origin: self.origin + origin,
|
|
size: size(self.block_width, self.line_height),
|
|
},
|
|
CursorShape::Underscore => Bounds {
|
|
origin: self.origin
|
|
+ origin
|
|
+ gpui::Point::new(Pixels::ZERO, self.line_height - px(2.0)),
|
|
size: size(self.block_width, px(2.0)),
|
|
},
|
|
}
|
|
}
|
|
|
|
pub fn layout(
|
|
&mut self,
|
|
origin: gpui::Point<Pixels>,
|
|
cursor_name: Option<CursorName>,
|
|
cx: &mut ElementContext,
|
|
) {
|
|
if let Some(cursor_name) = cursor_name {
|
|
let bounds = self.bounds(origin);
|
|
let text_size = self.line_height / 1.5;
|
|
|
|
let name_origin = if cursor_name.is_top_row {
|
|
point(bounds.right() - px(1.), bounds.top())
|
|
} else {
|
|
point(bounds.left(), bounds.top() - text_size / 2. - px(1.))
|
|
};
|
|
let mut name_element = div()
|
|
.bg(self.color)
|
|
.text_size(text_size)
|
|
.px_0p5()
|
|
.line_height(text_size + px(2.))
|
|
.text_color(cursor_name.color)
|
|
.child(cursor_name.string.clone())
|
|
.into_any_element();
|
|
|
|
name_element.layout(
|
|
name_origin,
|
|
size(AvailableSpace::MinContent, AvailableSpace::MinContent),
|
|
cx,
|
|
);
|
|
|
|
self.cursor_name = Some(name_element);
|
|
}
|
|
}
|
|
|
|
pub fn paint(&mut self, origin: gpui::Point<Pixels>, cx: &mut ElementContext) {
|
|
let bounds = self.bounds(origin);
|
|
|
|
//Draw background or border quad
|
|
let cursor = if matches!(self.shape, CursorShape::Hollow) {
|
|
outline(bounds, self.color)
|
|
} else {
|
|
fill(bounds, self.color)
|
|
};
|
|
|
|
if let Some(name) = &mut self.cursor_name {
|
|
name.paint(cx);
|
|
}
|
|
|
|
cx.paint_quad(cursor);
|
|
|
|
if let Some(block_text) = &self.block_text {
|
|
block_text
|
|
.paint(self.origin + origin, self.line_height, cx)
|
|
.log_err();
|
|
}
|
|
}
|
|
|
|
pub fn shape(&self) -> CursorShape {
|
|
self.shape
|
|
}
|
|
}
|
|
|
|
#[derive(Debug)]
|
|
pub struct HighlightedRange {
|
|
pub start_y: Pixels,
|
|
pub line_height: Pixels,
|
|
pub lines: Vec<HighlightedRangeLine>,
|
|
pub color: Hsla,
|
|
pub corner_radius: Pixels,
|
|
}
|
|
|
|
#[derive(Debug)]
|
|
pub struct HighlightedRangeLine {
|
|
pub start_x: Pixels,
|
|
pub end_x: Pixels,
|
|
}
|
|
|
|
impl HighlightedRange {
|
|
pub fn paint(&self, bounds: Bounds<Pixels>, cx: &mut ElementContext) {
|
|
if self.lines.len() >= 2 && self.lines[0].start_x > self.lines[1].end_x {
|
|
self.paint_lines(self.start_y, &self.lines[0..1], bounds, cx);
|
|
self.paint_lines(
|
|
self.start_y + self.line_height,
|
|
&self.lines[1..],
|
|
bounds,
|
|
cx,
|
|
);
|
|
} else {
|
|
self.paint_lines(self.start_y, &self.lines, bounds, cx);
|
|
}
|
|
}
|
|
|
|
fn paint_lines(
|
|
&self,
|
|
start_y: Pixels,
|
|
lines: &[HighlightedRangeLine],
|
|
_bounds: Bounds<Pixels>,
|
|
cx: &mut ElementContext,
|
|
) {
|
|
if lines.is_empty() {
|
|
return;
|
|
}
|
|
|
|
let first_line = lines.first().unwrap();
|
|
let last_line = lines.last().unwrap();
|
|
|
|
let first_top_left = point(first_line.start_x, start_y);
|
|
let first_top_right = point(first_line.end_x, start_y);
|
|
|
|
let curve_height = point(Pixels::ZERO, self.corner_radius);
|
|
let curve_width = |start_x: Pixels, end_x: Pixels| {
|
|
let max = (end_x - start_x) / 2.;
|
|
let width = if max < self.corner_radius {
|
|
max
|
|
} else {
|
|
self.corner_radius
|
|
};
|
|
|
|
point(width, Pixels::ZERO)
|
|
};
|
|
|
|
let top_curve_width = curve_width(first_line.start_x, first_line.end_x);
|
|
let mut path = gpui::Path::new(first_top_right - top_curve_width);
|
|
path.curve_to(first_top_right + curve_height, first_top_right);
|
|
|
|
let mut iter = lines.iter().enumerate().peekable();
|
|
while let Some((ix, line)) = iter.next() {
|
|
let bottom_right = point(line.end_x, start_y + (ix + 1) as f32 * self.line_height);
|
|
|
|
if let Some((_, next_line)) = iter.peek() {
|
|
let next_top_right = point(next_line.end_x, bottom_right.y);
|
|
|
|
match next_top_right.x.partial_cmp(&bottom_right.x).unwrap() {
|
|
Ordering::Equal => {
|
|
path.line_to(bottom_right);
|
|
}
|
|
Ordering::Less => {
|
|
let curve_width = curve_width(next_top_right.x, bottom_right.x);
|
|
path.line_to(bottom_right - curve_height);
|
|
if self.corner_radius > Pixels::ZERO {
|
|
path.curve_to(bottom_right - curve_width, bottom_right);
|
|
}
|
|
path.line_to(next_top_right + curve_width);
|
|
if self.corner_radius > Pixels::ZERO {
|
|
path.curve_to(next_top_right + curve_height, next_top_right);
|
|
}
|
|
}
|
|
Ordering::Greater => {
|
|
let curve_width = curve_width(bottom_right.x, next_top_right.x);
|
|
path.line_to(bottom_right - curve_height);
|
|
if self.corner_radius > Pixels::ZERO {
|
|
path.curve_to(bottom_right + curve_width, bottom_right);
|
|
}
|
|
path.line_to(next_top_right - curve_width);
|
|
if self.corner_radius > Pixels::ZERO {
|
|
path.curve_to(next_top_right + curve_height, next_top_right);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
let curve_width = curve_width(line.start_x, line.end_x);
|
|
path.line_to(bottom_right - curve_height);
|
|
if self.corner_radius > Pixels::ZERO {
|
|
path.curve_to(bottom_right - curve_width, bottom_right);
|
|
}
|
|
|
|
let bottom_left = point(line.start_x, bottom_right.y);
|
|
path.line_to(bottom_left + curve_width);
|
|
if self.corner_radius > Pixels::ZERO {
|
|
path.curve_to(bottom_left - curve_height, bottom_left);
|
|
}
|
|
}
|
|
}
|
|
|
|
if first_line.start_x > last_line.start_x {
|
|
let curve_width = curve_width(last_line.start_x, first_line.start_x);
|
|
let second_top_left = point(last_line.start_x, start_y + self.line_height);
|
|
path.line_to(second_top_left + curve_height);
|
|
if self.corner_radius > Pixels::ZERO {
|
|
path.curve_to(second_top_left + curve_width, second_top_left);
|
|
}
|
|
let first_bottom_left = point(first_line.start_x, second_top_left.y);
|
|
path.line_to(first_bottom_left - curve_width);
|
|
if self.corner_radius > Pixels::ZERO {
|
|
path.curve_to(first_bottom_left - curve_height, first_bottom_left);
|
|
}
|
|
}
|
|
|
|
path.line_to(first_top_left + curve_height);
|
|
if self.corner_radius > Pixels::ZERO {
|
|
path.curve_to(first_top_left + top_curve_width, first_top_left);
|
|
}
|
|
path.line_to(first_top_right - top_curve_width);
|
|
|
|
cx.paint_path(path, self.color);
|
|
}
|
|
}
|
|
|
|
pub fn scale_vertical_mouse_autoscroll_delta(delta: Pixels) -> f32 {
|
|
(delta.pow(1.5) / 100.0).into()
|
|
}
|
|
|
|
fn scale_horizontal_mouse_autoscroll_delta(delta: Pixels) -> f32 {
|
|
(delta.pow(1.2) / 300.0).into()
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
use crate::{
|
|
display_map::{BlockDisposition, BlockProperties},
|
|
editor_tests::{init_test, update_test_language_settings},
|
|
Editor, MultiBuffer,
|
|
};
|
|
use gpui::TestAppContext;
|
|
use language::language_settings;
|
|
use log::info;
|
|
use std::num::NonZeroU32;
|
|
use util::test::sample_text;
|
|
|
|
#[gpui::test]
|
|
fn test_shape_line_numbers(cx: &mut TestAppContext) {
|
|
init_test(cx, |_| {});
|
|
let window = cx.add_window(|cx| {
|
|
let buffer = MultiBuffer::build_simple(&sample_text(6, 6, 'a'), cx);
|
|
Editor::new(EditorMode::Full, buffer, None, cx)
|
|
});
|
|
|
|
let editor = window.root(cx).unwrap();
|
|
let style = cx.update(|cx| editor.read(cx).style().unwrap().clone());
|
|
let element = EditorElement::new(&editor, style);
|
|
let snapshot = window.update(cx, |editor, cx| editor.snapshot(cx)).unwrap();
|
|
|
|
let layouts = cx
|
|
.update_window(*window, |_, cx| {
|
|
cx.with_element_context(|cx| {
|
|
element
|
|
.layout_line_numbers(
|
|
0..6,
|
|
(0..6).map(Some),
|
|
&Default::default(),
|
|
Some(DisplayPoint::new(0, 0)),
|
|
&snapshot,
|
|
cx,
|
|
)
|
|
.0
|
|
})
|
|
})
|
|
.unwrap();
|
|
assert_eq!(layouts.len(), 6);
|
|
|
|
let relative_rows =
|
|
element.calculate_relative_line_numbers((0..6).map(Some).collect(), &(0..6), Some(3));
|
|
assert_eq!(relative_rows[&0], 3);
|
|
assert_eq!(relative_rows[&1], 2);
|
|
assert_eq!(relative_rows[&2], 1);
|
|
// current line has no relative number
|
|
assert_eq!(relative_rows[&4], 1);
|
|
assert_eq!(relative_rows[&5], 2);
|
|
|
|
// works if cursor is before screen
|
|
let relative_rows =
|
|
element.calculate_relative_line_numbers((0..6).map(Some).collect(), &(3..6), Some(1));
|
|
assert_eq!(relative_rows.len(), 3);
|
|
assert_eq!(relative_rows[&3], 2);
|
|
assert_eq!(relative_rows[&4], 3);
|
|
assert_eq!(relative_rows[&5], 4);
|
|
|
|
// works if cursor is after screen
|
|
let relative_rows =
|
|
element.calculate_relative_line_numbers((0..6).map(Some).collect(), &(0..3), Some(6));
|
|
assert_eq!(relative_rows.len(), 3);
|
|
assert_eq!(relative_rows[&0], 5);
|
|
assert_eq!(relative_rows[&1], 4);
|
|
assert_eq!(relative_rows[&2], 3);
|
|
}
|
|
|
|
#[gpui::test]
|
|
async fn test_vim_visual_selections(cx: &mut TestAppContext) {
|
|
init_test(cx, |_| {});
|
|
|
|
let window = cx.add_window(|cx| {
|
|
let buffer = MultiBuffer::build_simple(&(sample_text(6, 6, 'a') + "\n"), cx);
|
|
Editor::new(EditorMode::Full, buffer, None, cx)
|
|
});
|
|
let editor = window.root(cx).unwrap();
|
|
let style = cx.update(|cx| editor.read(cx).style().unwrap().clone());
|
|
let mut element = EditorElement::new(&editor, style);
|
|
|
|
window
|
|
.update(cx, |editor, cx| {
|
|
editor.cursor_shape = CursorShape::Block;
|
|
editor.change_selections(None, cx, |s| {
|
|
s.select_ranges([
|
|
Point::new(0, 0)..Point::new(1, 0),
|
|
Point::new(3, 2)..Point::new(3, 3),
|
|
Point::new(5, 6)..Point::new(6, 0),
|
|
]);
|
|
});
|
|
})
|
|
.unwrap();
|
|
let state = cx
|
|
.update_window(window.into(), |_view, cx| {
|
|
cx.with_element_context(|cx| {
|
|
element.after_layout(
|
|
Bounds {
|
|
origin: point(px(500.), px(500.)),
|
|
size: size(px(500.), px(500.)),
|
|
},
|
|
&mut (),
|
|
cx,
|
|
)
|
|
})
|
|
})
|
|
.unwrap();
|
|
|
|
assert_eq!(state.selections.len(), 1);
|
|
let local_selections = &state.selections[0].1;
|
|
assert_eq!(local_selections.len(), 3);
|
|
// moves cursor back one line
|
|
assert_eq!(local_selections[0].head, DisplayPoint::new(0, 6));
|
|
assert_eq!(
|
|
local_selections[0].range,
|
|
DisplayPoint::new(0, 0)..DisplayPoint::new(1, 0)
|
|
);
|
|
|
|
// moves cursor back one column
|
|
assert_eq!(
|
|
local_selections[1].range,
|
|
DisplayPoint::new(3, 2)..DisplayPoint::new(3, 3)
|
|
);
|
|
assert_eq!(local_selections[1].head, DisplayPoint::new(3, 2));
|
|
|
|
// leaves cursor on the max point
|
|
assert_eq!(
|
|
local_selections[2].range,
|
|
DisplayPoint::new(5, 6)..DisplayPoint::new(6, 0)
|
|
);
|
|
assert_eq!(local_selections[2].head, DisplayPoint::new(6, 0));
|
|
|
|
// active lines does not include 1 (even though the range of the selection does)
|
|
assert_eq!(
|
|
state.active_rows.keys().cloned().collect::<Vec<u32>>(),
|
|
vec![0, 3, 5, 6]
|
|
);
|
|
|
|
// multi-buffer support
|
|
// in DisplayPoint coordinates, this is what we're dealing with:
|
|
// 0: [[file
|
|
// 1: header]]
|
|
// 2: aaaaaa
|
|
// 3: bbbbbb
|
|
// 4: cccccc
|
|
// 5:
|
|
// 6: ...
|
|
// 7: ffffff
|
|
// 8: gggggg
|
|
// 9: hhhhhh
|
|
// 10:
|
|
// 11: [[file
|
|
// 12: header]]
|
|
// 13: bbbbbb
|
|
// 14: cccccc
|
|
// 15: dddddd
|
|
let window = cx.add_window(|cx| {
|
|
let buffer = MultiBuffer::build_multi(
|
|
[
|
|
(
|
|
&(sample_text(8, 6, 'a') + "\n"),
|
|
vec![
|
|
Point::new(0, 0)..Point::new(3, 0),
|
|
Point::new(4, 0)..Point::new(7, 0),
|
|
],
|
|
),
|
|
(
|
|
&(sample_text(8, 6, 'a') + "\n"),
|
|
vec![Point::new(1, 0)..Point::new(3, 0)],
|
|
),
|
|
],
|
|
cx,
|
|
);
|
|
Editor::new(EditorMode::Full, buffer, None, cx)
|
|
});
|
|
let editor = window.root(cx).unwrap();
|
|
let style = cx.update(|cx| editor.read(cx).style().unwrap().clone());
|
|
let mut element = EditorElement::new(&editor, style);
|
|
let _state = window.update(cx, |editor, cx| {
|
|
editor.cursor_shape = CursorShape::Block;
|
|
editor.change_selections(None, cx, |s| {
|
|
s.select_display_ranges([
|
|
DisplayPoint::new(4, 0)..DisplayPoint::new(7, 0),
|
|
DisplayPoint::new(10, 0)..DisplayPoint::new(13, 0),
|
|
]);
|
|
});
|
|
});
|
|
|
|
let state = cx
|
|
.update_window(window.into(), |_view, cx| {
|
|
cx.with_element_context(|cx| {
|
|
element.after_layout(
|
|
Bounds {
|
|
origin: point(px(500.), px(500.)),
|
|
size: size(px(500.), px(500.)),
|
|
},
|
|
&mut (),
|
|
cx,
|
|
)
|
|
})
|
|
})
|
|
.unwrap();
|
|
assert_eq!(state.selections.len(), 1);
|
|
let local_selections = &state.selections[0].1;
|
|
assert_eq!(local_selections.len(), 2);
|
|
|
|
// moves cursor on excerpt boundary back a line
|
|
// and doesn't allow selection to bleed through
|
|
assert_eq!(
|
|
local_selections[0].range,
|
|
DisplayPoint::new(4, 0)..DisplayPoint::new(6, 0)
|
|
);
|
|
assert_eq!(local_selections[0].head, DisplayPoint::new(5, 0));
|
|
// moves cursor on buffer boundary back two lines
|
|
// and doesn't allow selection to bleed through
|
|
assert_eq!(
|
|
local_selections[1].range,
|
|
DisplayPoint::new(10, 0)..DisplayPoint::new(11, 0)
|
|
);
|
|
assert_eq!(local_selections[1].head, DisplayPoint::new(10, 0));
|
|
}
|
|
|
|
#[gpui::test]
|
|
fn test_layout_with_placeholder_text_and_blocks(cx: &mut TestAppContext) {
|
|
init_test(cx, |_| {});
|
|
|
|
let window = cx.add_window(|cx| {
|
|
let buffer = MultiBuffer::build_simple("", cx);
|
|
Editor::new(EditorMode::Full, buffer, None, cx)
|
|
});
|
|
let editor = window.root(cx).unwrap();
|
|
let style = cx.update(|cx| editor.read(cx).style().unwrap().clone());
|
|
window
|
|
.update(cx, |editor, cx| {
|
|
editor.set_placeholder_text("hello", cx);
|
|
editor.insert_blocks(
|
|
[BlockProperties {
|
|
style: BlockStyle::Fixed,
|
|
disposition: BlockDisposition::Above,
|
|
height: 3,
|
|
position: Anchor::min(),
|
|
render: Box::new(|_| div().into_any()),
|
|
}],
|
|
None,
|
|
cx,
|
|
);
|
|
|
|
// Blur the editor so that it displays placeholder text.
|
|
cx.blur();
|
|
})
|
|
.unwrap();
|
|
|
|
let mut element = EditorElement::new(&editor, style);
|
|
let state = cx
|
|
.update_window(window.into(), |_view, cx| {
|
|
cx.with_element_context(|cx| {
|
|
element.after_layout(
|
|
Bounds {
|
|
origin: point(px(500.), px(500.)),
|
|
size: size(px(500.), px(500.)),
|
|
},
|
|
&mut (),
|
|
cx,
|
|
)
|
|
})
|
|
})
|
|
.unwrap();
|
|
|
|
assert_eq!(state.position_map.line_layouts.len(), 4);
|
|
assert_eq!(
|
|
state
|
|
.line_numbers
|
|
.iter()
|
|
.map(Option::is_some)
|
|
.collect::<Vec<_>>(),
|
|
&[false, false, false, true]
|
|
);
|
|
}
|
|
|
|
#[gpui::test]
|
|
fn test_all_invisibles_drawing(cx: &mut TestAppContext) {
|
|
const TAB_SIZE: u32 = 4;
|
|
|
|
let input_text = "\t \t|\t| a b";
|
|
let expected_invisibles = vec![
|
|
Invisible::Tab {
|
|
line_start_offset: 0,
|
|
},
|
|
Invisible::Whitespace {
|
|
line_offset: TAB_SIZE as usize,
|
|
},
|
|
Invisible::Tab {
|
|
line_start_offset: TAB_SIZE as usize + 1,
|
|
},
|
|
Invisible::Tab {
|
|
line_start_offset: TAB_SIZE as usize * 2 + 1,
|
|
},
|
|
Invisible::Whitespace {
|
|
line_offset: TAB_SIZE as usize * 3 + 1,
|
|
},
|
|
Invisible::Whitespace {
|
|
line_offset: TAB_SIZE as usize * 3 + 3,
|
|
},
|
|
];
|
|
assert_eq!(
|
|
expected_invisibles.len(),
|
|
input_text
|
|
.chars()
|
|
.filter(|initial_char| initial_char.is_whitespace())
|
|
.count(),
|
|
"Hardcoded expected invisibles differ from the actual ones in '{input_text}'"
|
|
);
|
|
|
|
init_test(cx, |s| {
|
|
s.defaults.show_whitespaces = Some(ShowWhitespaceSetting::All);
|
|
s.defaults.tab_size = NonZeroU32::new(TAB_SIZE);
|
|
});
|
|
|
|
let actual_invisibles =
|
|
collect_invisibles_from_new_editor(cx, EditorMode::Full, &input_text, px(500.0));
|
|
|
|
assert_eq!(expected_invisibles, actual_invisibles);
|
|
}
|
|
|
|
#[gpui::test]
|
|
fn test_invisibles_dont_appear_in_certain_editors(cx: &mut TestAppContext) {
|
|
init_test(cx, |s| {
|
|
s.defaults.show_whitespaces = Some(ShowWhitespaceSetting::All);
|
|
s.defaults.tab_size = NonZeroU32::new(4);
|
|
});
|
|
|
|
for editor_mode_without_invisibles in [
|
|
EditorMode::SingleLine,
|
|
EditorMode::AutoHeight { max_lines: 100 },
|
|
] {
|
|
let invisibles = collect_invisibles_from_new_editor(
|
|
cx,
|
|
editor_mode_without_invisibles,
|
|
"\t\t\t| | a b",
|
|
px(500.0),
|
|
);
|
|
assert!(invisibles.is_empty(),
|
|
"For editor mode {editor_mode_without_invisibles:?} no invisibles was expected but got {invisibles:?}");
|
|
}
|
|
}
|
|
|
|
#[gpui::test]
|
|
fn test_wrapped_invisibles_drawing(cx: &mut TestAppContext) {
|
|
let tab_size = 4;
|
|
let input_text = "a\tbcd ".repeat(9);
|
|
let repeated_invisibles = [
|
|
Invisible::Tab {
|
|
line_start_offset: 1,
|
|
},
|
|
Invisible::Whitespace {
|
|
line_offset: tab_size as usize + 3,
|
|
},
|
|
Invisible::Whitespace {
|
|
line_offset: tab_size as usize + 4,
|
|
},
|
|
Invisible::Whitespace {
|
|
line_offset: tab_size as usize + 5,
|
|
},
|
|
];
|
|
let expected_invisibles = std::iter::once(repeated_invisibles)
|
|
.cycle()
|
|
.take(9)
|
|
.flatten()
|
|
.collect::<Vec<_>>();
|
|
assert_eq!(
|
|
expected_invisibles.len(),
|
|
input_text
|
|
.chars()
|
|
.filter(|initial_char| initial_char.is_whitespace())
|
|
.count(),
|
|
"Hardcoded expected invisibles differ from the actual ones in '{input_text}'"
|
|
);
|
|
info!("Expected invisibles: {expected_invisibles:?}");
|
|
|
|
init_test(cx, |_| {});
|
|
|
|
// Put the same string with repeating whitespace pattern into editors of various size,
|
|
// take deliberately small steps during resizing, to put all whitespace kinds near the wrap point.
|
|
let resize_step = 10.0;
|
|
let mut editor_width = 200.0;
|
|
while editor_width <= 1000.0 {
|
|
update_test_language_settings(cx, |s| {
|
|
s.defaults.tab_size = NonZeroU32::new(tab_size);
|
|
s.defaults.show_whitespaces = Some(ShowWhitespaceSetting::All);
|
|
s.defaults.preferred_line_length = Some(editor_width as u32);
|
|
s.defaults.soft_wrap = Some(language_settings::SoftWrap::PreferredLineLength);
|
|
});
|
|
|
|
let actual_invisibles = collect_invisibles_from_new_editor(
|
|
cx,
|
|
EditorMode::Full,
|
|
&input_text,
|
|
px(editor_width),
|
|
);
|
|
|
|
// Whatever the editor size is, ensure it has the same invisible kinds in the same order
|
|
// (no good guarantees about the offsets: wrapping could trigger padding and its tests should check the offsets).
|
|
let mut i = 0;
|
|
for (actual_index, actual_invisible) in actual_invisibles.iter().enumerate() {
|
|
i = actual_index;
|
|
match expected_invisibles.get(i) {
|
|
Some(expected_invisible) => match (expected_invisible, actual_invisible) {
|
|
(Invisible::Whitespace { .. }, Invisible::Whitespace { .. })
|
|
| (Invisible::Tab { .. }, Invisible::Tab { .. }) => {}
|
|
_ => {
|
|
panic!("At index {i}, expected invisible {expected_invisible:?} does not match actual {actual_invisible:?} by kind. Actual invisibles: {actual_invisibles:?}")
|
|
}
|
|
},
|
|
None => panic!("Unexpected extra invisible {actual_invisible:?} at index {i}"),
|
|
}
|
|
}
|
|
let missing_expected_invisibles = &expected_invisibles[i + 1..];
|
|
assert!(
|
|
missing_expected_invisibles.is_empty(),
|
|
"Missing expected invisibles after index {i}: {missing_expected_invisibles:?}"
|
|
);
|
|
|
|
editor_width += resize_step;
|
|
}
|
|
}
|
|
|
|
fn collect_invisibles_from_new_editor(
|
|
cx: &mut TestAppContext,
|
|
editor_mode: EditorMode,
|
|
input_text: &str,
|
|
editor_width: Pixels,
|
|
) -> Vec<Invisible> {
|
|
info!(
|
|
"Creating editor with mode {editor_mode:?}, width {}px and text '{input_text}'",
|
|
editor_width.0
|
|
);
|
|
let window = cx.add_window(|cx| {
|
|
let buffer = MultiBuffer::build_simple(&input_text, cx);
|
|
Editor::new(editor_mode, buffer, None, cx)
|
|
});
|
|
let editor = window.root(cx).unwrap();
|
|
let style = cx.update(|cx| editor.read(cx).style().unwrap().clone());
|
|
let mut element = EditorElement::new(&editor, style);
|
|
window
|
|
.update(cx, |editor, cx| {
|
|
editor.set_soft_wrap_mode(language_settings::SoftWrap::EditorWidth, cx);
|
|
editor.set_wrap_width(Some(editor_width), cx);
|
|
})
|
|
.unwrap();
|
|
let layout_state = cx
|
|
.update_window(window.into(), |_, cx| {
|
|
cx.with_element_context(|cx| {
|
|
element.after_layout(
|
|
Bounds {
|
|
origin: point(px(500.), px(500.)),
|
|
size: size(px(500.), px(500.)),
|
|
},
|
|
&mut (),
|
|
cx,
|
|
)
|
|
})
|
|
})
|
|
.unwrap();
|
|
|
|
layout_state
|
|
.position_map
|
|
.line_layouts
|
|
.iter()
|
|
.flat_map(|line_with_invisibles| &line_with_invisibles.invisibles)
|
|
.cloned()
|
|
.collect()
|
|
}
|
|
}
|
|
|
|
pub fn register_action<T: Action>(
|
|
view: &View<Editor>,
|
|
cx: &mut WindowContext,
|
|
listener: impl Fn(&mut Editor, &T, &mut ViewContext<Editor>) + 'static,
|
|
) {
|
|
let view = view.clone();
|
|
cx.on_action(TypeId::of::<T>(), move |action, phase, cx| {
|
|
let action = action.downcast_ref().unwrap();
|
|
if phase == DispatchPhase::Bubble {
|
|
view.update(cx, |editor, cx| {
|
|
listener(editor, action, cx);
|
|
})
|
|
}
|
|
})
|
|
}
|
|
|
|
fn compute_auto_height_layout(
|
|
editor: &mut Editor,
|
|
max_lines: usize,
|
|
max_line_number_width: Pixels,
|
|
known_dimensions: Size<Option<Pixels>>,
|
|
cx: &mut ViewContext<Editor>,
|
|
) -> Option<Size<Pixels>> {
|
|
let width = known_dimensions.width?;
|
|
if let Some(height) = known_dimensions.height {
|
|
return Some(size(width, height));
|
|
}
|
|
|
|
let style = editor.style.as_ref().unwrap();
|
|
let font_id = cx.text_system().resolve_font(&style.text.font());
|
|
let font_size = style.text.font_size.to_pixels(cx.rem_size());
|
|
let line_height = style.text.line_height_in_pixels(cx.rem_size());
|
|
let em_width = cx
|
|
.text_system()
|
|
.typographic_bounds(font_id, font_size, 'm')
|
|
.unwrap()
|
|
.size
|
|
.width;
|
|
|
|
let mut snapshot = editor.snapshot(cx);
|
|
let gutter_dimensions =
|
|
snapshot.gutter_dimensions(font_id, font_size, em_width, max_line_number_width, cx);
|
|
|
|
editor.gutter_width = gutter_dimensions.width;
|
|
let text_width = width - gutter_dimensions.width;
|
|
let overscroll = size(em_width, px(0.));
|
|
|
|
let editor_width = text_width - gutter_dimensions.margin - overscroll.width - em_width;
|
|
if editor.set_wrap_width(Some(editor_width), cx) {
|
|
snapshot = editor.snapshot(cx);
|
|
}
|
|
|
|
let scroll_height = Pixels::from(snapshot.max_point().row() + 1) * line_height;
|
|
let height = scroll_height
|
|
.max(line_height)
|
|
.min(line_height * max_lines as f32);
|
|
|
|
Some(size(width, height))
|
|
}
|