Revert unintended renaming (#25318)
Just little bit clean up from #25288 Release Notes: - N/A
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smit
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dff47a8436
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c9235ff916
1 changed files with 151 additions and 159 deletions
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@ -224,189 +224,181 @@ impl Element for Scrollbar {
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fn paint(
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&mut self,
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_id: Option<&GlobalElementId>,
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padded_bounds: Bounds<Pixels>,
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bounds: Bounds<Pixels>,
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_request_layout: &mut Self::RequestLayoutState,
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_prepaint: &mut Self::PrepaintState,
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window: &mut Window,
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cx: &mut App,
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) {
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window.with_content_mask(
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Some(ContentMask {
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bounds: padded_bounds,
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}),
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|window| {
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let colors = cx.theme().colors();
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let thumb_background = colors
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.surface_background
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.blend(colors.scrollbar_thumb_background);
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let is_vertical = self.kind == ScrollbarAxis::Vertical;
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let extra_padding = px(5.0);
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let padded_bounds = if is_vertical {
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Bounds::from_corners(
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padded_bounds.origin + point(Pixels::ZERO, extra_padding),
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padded_bounds.bottom_right() - point(Pixels::ZERO, extra_padding * 3),
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)
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} else {
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Bounds::from_corners(
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padded_bounds.origin + point(extra_padding, Pixels::ZERO),
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padded_bounds.bottom_right() - point(extra_padding * 3, Pixels::ZERO),
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)
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};
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window.with_content_mask(Some(ContentMask { bounds }), |window| {
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let colors = cx.theme().colors();
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let thumb_background = colors
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.surface_background
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.blend(colors.scrollbar_thumb_background);
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let is_vertical = self.kind == ScrollbarAxis::Vertical;
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let extra_padding = px(5.0);
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let padded_bounds = if is_vertical {
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Bounds::from_corners(
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bounds.origin + point(Pixels::ZERO, extra_padding),
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bounds.bottom_right() - point(Pixels::ZERO, extra_padding * 3),
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)
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} else {
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Bounds::from_corners(
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bounds.origin + point(extra_padding, Pixels::ZERO),
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bounds.bottom_right() - point(extra_padding * 3, Pixels::ZERO),
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)
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};
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let mut thumb_bounds = if is_vertical {
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let thumb_offset = self.thumb.start * padded_bounds.size.height;
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let thumb_end = self.thumb.end * padded_bounds.size.height;
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let thumb_upper_left = point(
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padded_bounds.origin.x,
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padded_bounds.origin.y + thumb_offset,
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);
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let thumb_lower_right = point(
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padded_bounds.origin.x + padded_bounds.size.width,
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padded_bounds.origin.y + thumb_end,
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);
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Bounds::from_corners(thumb_upper_left, thumb_lower_right)
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} else {
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let thumb_offset = self.thumb.start * padded_bounds.size.width;
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let thumb_end = self.thumb.end * padded_bounds.size.width;
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let thumb_upper_left = point(
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padded_bounds.origin.x + thumb_offset,
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padded_bounds.origin.y,
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);
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let thumb_lower_right = point(
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padded_bounds.origin.x + thumb_end,
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padded_bounds.origin.y + padded_bounds.size.height,
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);
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Bounds::from_corners(thumb_upper_left, thumb_lower_right)
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};
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let corners = if is_vertical {
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thumb_bounds.size.width /= 1.5;
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Corners::all(thumb_bounds.size.width / 2.0)
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} else {
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thumb_bounds.size.height /= 1.5;
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Corners::all(thumb_bounds.size.height / 2.0)
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};
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window.paint_quad(quad(
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thumb_bounds,
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corners,
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thumb_background,
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Edges::default(),
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Hsla::transparent_black(),
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));
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let mut thumb_bounds = if is_vertical {
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let thumb_offset = self.thumb.start * padded_bounds.size.height;
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let thumb_end = self.thumb.end * padded_bounds.size.height;
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let thumb_upper_left = point(
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padded_bounds.origin.x,
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padded_bounds.origin.y + thumb_offset,
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);
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let thumb_lower_right = point(
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padded_bounds.origin.x + padded_bounds.size.width,
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padded_bounds.origin.y + thumb_end,
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);
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Bounds::from_corners(thumb_upper_left, thumb_lower_right)
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} else {
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let thumb_offset = self.thumb.start * padded_bounds.size.width;
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let thumb_end = self.thumb.end * padded_bounds.size.width;
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let thumb_upper_left = point(
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padded_bounds.origin.x + thumb_offset,
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padded_bounds.origin.y,
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);
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let thumb_lower_right = point(
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padded_bounds.origin.x + thumb_end,
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padded_bounds.origin.y + padded_bounds.size.height,
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);
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Bounds::from_corners(thumb_upper_left, thumb_lower_right)
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};
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let corners = if is_vertical {
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thumb_bounds.size.width /= 1.5;
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Corners::all(thumb_bounds.size.width / 2.0)
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} else {
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thumb_bounds.size.height /= 1.5;
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Corners::all(thumb_bounds.size.height / 2.0)
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};
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window.paint_quad(quad(
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thumb_bounds,
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corners,
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thumb_background,
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Edges::default(),
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Hsla::transparent_black(),
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));
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let scroll = self.state.scroll_handle.clone();
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let axis = self.kind;
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let scroll = self.state.scroll_handle.clone();
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let axis = self.kind;
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window.on_mouse_event({
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let scroll = scroll.clone();
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let state = self.state.clone();
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move |event: &MouseDownEvent, phase, _, _| {
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if !(phase.bubble() && padded_bounds.contains(&event.position)) {
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return;
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}
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window.on_mouse_event({
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let scroll = scroll.clone();
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let state = self.state.clone();
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move |event: &MouseDownEvent, phase, _, _| {
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if !(phase.bubble() && bounds.contains(&event.position)) {
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return;
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}
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if thumb_bounds.contains(&event.position) {
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let offset =
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event.position.along(axis) - thumb_bounds.origin.along(axis);
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state.drag.set(Some(offset));
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} else if let Some(ContentSize {
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size: item_size, ..
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}) = scroll.content_size()
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{
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let click_offset = {
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let viewport_size = padded_bounds.size.along(axis);
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if thumb_bounds.contains(&event.position) {
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let offset = event.position.along(axis) - thumb_bounds.origin.along(axis);
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state.drag.set(Some(offset));
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} else if let Some(ContentSize {
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size: item_size, ..
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}) = scroll.content_size()
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{
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let click_offset = {
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let viewport_size = padded_bounds.size.along(axis);
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let thumb_size = thumb_bounds.size.along(axis);
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let thumb_start = (event.position.along(axis)
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- padded_bounds.origin.along(axis)
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- (thumb_size / 2.))
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.clamp(px(0.), viewport_size - thumb_size);
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let thumb_size = thumb_bounds.size.along(axis);
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let thumb_start = (event.position.along(axis)
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- padded_bounds.origin.along(axis)
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- (thumb_size / 2.))
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.clamp(px(0.), viewport_size - thumb_size);
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let max_offset =
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(item_size.along(axis) - viewport_size).max(px(0.));
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let percentage = if viewport_size > thumb_size {
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thumb_start / (viewport_size - thumb_size)
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} else {
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0.
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};
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-max_offset * percentage
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let max_offset = (item_size.along(axis) - viewport_size).max(px(0.));
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let percentage = if viewport_size > thumb_size {
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thumb_start / (viewport_size - thumb_size)
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} else {
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0.
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};
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match axis {
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ScrollbarAxis::Horizontal => {
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scroll.set_offset(point(click_offset, scroll.offset().y));
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}
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ScrollbarAxis::Vertical => {
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scroll.set_offset(point(scroll.offset().x, click_offset));
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}
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-max_offset * percentage
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};
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match axis {
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ScrollbarAxis::Horizontal => {
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scroll.set_offset(point(click_offset, scroll.offset().y));
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}
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ScrollbarAxis::Vertical => {
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scroll.set_offset(point(scroll.offset().x, click_offset));
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}
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}
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}
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});
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window.on_mouse_event({
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let scroll = scroll.clone();
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move |event: &ScrollWheelEvent, phase, window, _| {
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if phase.bubble() && padded_bounds.contains(&event.position) {
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let current_offset = scroll.offset();
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scroll.set_offset(
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current_offset + event.delta.pixel_delta(window.line_height()),
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);
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}
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}
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});
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window.on_mouse_event({
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let scroll = scroll.clone();
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move |event: &ScrollWheelEvent, phase, window, _| {
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if phase.bubble() && bounds.contains(&event.position) {
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let current_offset = scroll.offset();
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scroll.set_offset(
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current_offset + event.delta.pixel_delta(window.line_height()),
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);
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}
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});
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let state = self.state.clone();
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let axis = self.kind;
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window.on_mouse_event(move |event: &MouseMoveEvent, _, _, cx| {
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if let Some(drag_state) = state.drag.get().filter(|_| event.dragging()) {
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if let Some(ContentSize {
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size: item_size, ..
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}) = scroll.content_size()
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{
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let drag_offset = {
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let viewport_size = padded_bounds.size.along(axis);
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}
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});
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let state = self.state.clone();
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let axis = self.kind;
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window.on_mouse_event(move |event: &MouseMoveEvent, _, _, cx| {
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if let Some(drag_state) = state.drag.get().filter(|_| event.dragging()) {
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if let Some(ContentSize {
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size: item_size, ..
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}) = scroll.content_size()
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{
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let drag_offset = {
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let viewport_size = padded_bounds.size.along(axis);
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let thumb_size = thumb_bounds.size.along(axis);
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let thumb_start = (event.position.along(axis)
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- padded_bounds.origin.along(axis)
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- drag_state)
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.clamp(px(0.), viewport_size - thumb_size);
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let thumb_size = thumb_bounds.size.along(axis);
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let thumb_start = (event.position.along(axis)
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- padded_bounds.origin.along(axis)
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- drag_state)
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.clamp(px(0.), viewport_size - thumb_size);
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let max_offset =
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(item_size.along(axis) - viewport_size).max(px(0.));
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let percentage = if viewport_size > thumb_size {
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thumb_start / (viewport_size - thumb_size)
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} else {
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0.
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};
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-max_offset * percentage
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let max_offset = (item_size.along(axis) - viewport_size).max(px(0.));
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let percentage = if viewport_size > thumb_size {
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thumb_start / (viewport_size - thumb_size)
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} else {
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0.
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};
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match axis {
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ScrollbarAxis::Horizontal => {
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scroll.set_offset(point(drag_offset, scroll.offset().y));
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}
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ScrollbarAxis::Vertical => {
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scroll.set_offset(point(scroll.offset().x, drag_offset));
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}
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};
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if let Some(id) = state.parent_id {
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cx.notify(id);
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-max_offset * percentage
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};
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match axis {
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ScrollbarAxis::Horizontal => {
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scroll.set_offset(point(drag_offset, scroll.offset().y));
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}
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}
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} else {
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state.drag.set(None);
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}
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});
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let state = self.state.clone();
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window.on_mouse_event(move |_event: &MouseUpEvent, phase, _, cx| {
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if phase.bubble() {
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state.drag.take();
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ScrollbarAxis::Vertical => {
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scroll.set_offset(point(scroll.offset().x, drag_offset));
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}
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};
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if let Some(id) = state.parent_id {
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cx.notify(id);
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}
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}
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});
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},
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)
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} else {
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state.drag.set(None);
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}
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});
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let state = self.state.clone();
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window.on_mouse_event(move |_event: &MouseUpEvent, phase, _, cx| {
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if phase.bubble() {
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state.drag.take();
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if let Some(id) = state.parent_id {
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cx.notify(id);
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}
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}
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});
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})
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}
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}
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