3635d2dced
Fixes: #7311 Co-Authored-By: WindSoilder <WindSoilder@outlook.com> Release Notes: - Added a highlight on yanked text in vim normal mode **or** - N/A Co-authored-by: WindSoilder <WindSoilder@outlook.com>
104 lines
3.3 KiB
Rust
104 lines
3.3 KiB
Rust
use std::time::Duration;
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use editor::{ClipboardSelection, Editor};
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use gpui::{ClipboardItem, ViewContext};
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use language::{CharKind, Point};
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pub struct HighlightOnYank;
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pub fn copy_and_flash_selections_content(
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editor: &mut Editor,
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linewise: bool,
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cx: &mut ViewContext<Editor>,
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) {
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copy_selections_content_internal(editor, linewise, true, cx);
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}
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pub fn copy_selections_content(editor: &mut Editor, linewise: bool, cx: &mut ViewContext<Editor>) {
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copy_selections_content_internal(editor, linewise, false, cx);
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}
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fn copy_selections_content_internal(
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editor: &mut Editor,
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linewise: bool,
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highlight: bool,
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cx: &mut ViewContext<Editor>,
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) {
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let selections = editor.selections.all_adjusted(cx);
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let buffer = editor.buffer().read(cx).snapshot(cx);
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let mut text = String::new();
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let mut clipboard_selections = Vec::with_capacity(selections.len());
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let mut ranges_to_highlight = Vec::new();
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{
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let mut is_first = true;
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for selection in selections.iter() {
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let mut start = selection.start;
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let end = selection.end;
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if is_first {
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is_first = false;
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} else {
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text.push_str("\n");
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}
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let initial_len = text.len();
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// if the file does not end with \n, and our line-mode selection ends on
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// that line, we will have expanded the start of the selection to ensure it
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// contains a newline (so that delete works as expected). We undo that change
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// here.
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let is_last_line = linewise
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&& end.row == buffer.max_buffer_row()
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&& buffer.max_point().column > 0
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&& start.row < buffer.max_buffer_row()
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&& start == Point::new(start.row, buffer.line_len(start.row));
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if is_last_line {
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start = Point::new(start.row + 1, 0);
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}
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let start_anchor = buffer.anchor_after(start);
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let end_anchor = buffer.anchor_before(end);
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ranges_to_highlight.push(start_anchor..end_anchor);
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for chunk in buffer.text_for_range(start..end) {
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text.push_str(chunk);
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}
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if is_last_line {
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text.push_str("\n");
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}
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clipboard_selections.push(ClipboardSelection {
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len: text.len() - initial_len,
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is_entire_line: linewise,
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first_line_indent: buffer.indent_size_for_line(start.row).len,
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});
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}
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}
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cx.write_to_clipboard(ClipboardItem::new(text).with_metadata(clipboard_selections));
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if !highlight {
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return;
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}
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editor.highlight_background::<HighlightOnYank>(
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ranges_to_highlight,
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|colors| colors.editor_document_highlight_read_background,
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cx,
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);
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cx.spawn(|this, mut cx| async move {
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cx.background_executor()
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.timer(Duration::from_millis(200))
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.await;
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this.update(&mut cx, |editor, cx| {
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editor.clear_background_highlights::<HighlightOnYank>(cx)
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})
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.ok();
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})
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.detach();
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}
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pub fn coerce_punctuation(kind: CharKind, treat_punctuation_as_word: bool) -> CharKind {
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if treat_punctuation_as_word && kind == CharKind::Punctuation {
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CharKind::Word
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} else {
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kind
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}
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}
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