@@ -1230,203 +1230,189 @@ impl EditorElement {
bounds.upper_right().x - self.style.scrollbar_width
}
- // fn paint_scrollbar(
- // &mut self,
- // bounds: Bounds<Pixels>,
- // layout: &mut LayoutState,
- // editor: &Editor,
- // cx: &mut ViewContext<Editor>,
- // ) {
- // enum ScrollbarMouseHandlers {}
- // if layout.mode != EditorMode::Full {
- // return;
- // }
-
- // let style = &self.style.theme.scrollbar;
-
- // let top = bounds.min_y;
- // let bottom = bounds.max_y;
- // let right = bounds.max_x;
- // let left = self.scrollbar_left(&bounds);
- // let row_range = &layout.scrollbar_row_range;
- // let max_row = layout.max_row as f32 + (row_range.end - row_range.start);
-
- // let mut height = bounds.height();
- // let mut first_row_y_offset = 0.0;
-
- // // Impose a minimum height on the scrollbar thumb
- // let row_height = height / max_row;
- // let min_thumb_height =
- // style.min_height_factor * cx.font_cache.line_height(self.style.text.font_size);
- // let thumb_height = (row_range.end - row_range.start) * 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;
- // }
-
- // let y_for_row = |row: f32| -> f32 { top + first_row_y_offset + row * row_height };
-
- // let thumb_top = y_for_row(row_range.start) - first_row_y_offset;
- // let thumb_bottom = y_for_row(row_range.end) + first_row_y_offset;
- // let track_bounds = Bounds::<Pixels>::from_points(point(left, top), point(right, bottom));
- // let thumb_bounds = Bounds::<Pixels>::from_points(point(left, thumb_top), point(right, thumb_bottom));
-
- // if layout.show_scrollbars {
- // cx.paint_quad(Quad {
- // bounds: track_bounds,
- // border: style.track.border.into(),
- // background: style.track.background_color,
- // ..Default::default()
- // });
- // let scrollbar_settings = settings::get::<EditorSettings>(cx).scrollbar;
- // let theme = theme::current(cx);
- // let scrollbar_theme = &theme.editor.scrollbar;
- // if layout.is_singleton && scrollbar_settings.selections {
- // let start_anchor = Anchor::min();
- // let end_anchor = Anchor::max;
- // let color = scrollbar_theme.selections;
- // let border = Border {
- // width: 1.,
- // color: style.thumb.border.color,
- // overlay: false,
- // top: false,
- // right: true,
- // bottom: false,
- // left: true,
- // };
- // let mut push_region = |start: DisplayPoint, end: DisplayPoint| {
- // let start_y = y_for_row(start.row() as f32);
- // let mut end_y = y_for_row(end.row() as f32);
- // if end_y - start_y < 1. {
- // end_y = start_y + 1.;
- // }
- // let bounds = Bounds::<Pixels>::from_points(point(left, start_y), point(right, end_y));
-
- // cx.paint_quad(Quad {
- // bounds,
- // background: Some(color),
- // border: border.into(),
- // corner_radii: style.thumb.corner_radii.into(),
- // })
- // };
- // let background_ranges = editor
- // .background_highlight_row_ranges::<crate::items::BufferSearchHighlights>(
- // start_anchor..end_anchor,
- // &layout.position_map.snapshot,
- // 50000,
- // );
- // for row in background_ranges {
- // let start = row.start();
- // let end = row.end();
- // push_region(*start, *end);
- // }
- // }
-
- // if layout.is_singleton && scrollbar_settings.git_diff {
- // let diff_style = scrollbar_theme.git.clone();
- // for hunk in layout
- // .position_map
- // .snapshot
- // .buffer_snapshot
- // .git_diff_hunks_in_range(0..(max_row.floor() as u32))
- // {
- // let start_display = Point::new(hunk.buffer_range.start, 0)
- // .to_display_point(&layout.position_map.snapshot.display_snapshot);
- // let end_display = Point::new(hunk.buffer_range.end, 0)
- // .to_display_point(&layout.position_map.snapshot.display_snapshot);
- // let start_y = y_for_row(start_display.row() as f32);
- // let mut end_y = if hunk.buffer_range.start == hunk.buffer_range.end {
- // y_for_row((end_display.row() + 1) as f32)
- // } else {
- // y_for_row((end_display.row()) as f32)
- // };
-
- // if end_y - start_y < 1. {
- // end_y = start_y + 1.;
- // }
- // let bounds = Bounds::<Pixels>::from_points(point(left, start_y), point(right, end_y));
-
- // let color = match hunk.status() {
- // DiffHunkStatus::Added => diff_style.inserted,
- // DiffHunkStatus::Modified => diff_style.modified,
- // DiffHunkStatus::Removed => diff_style.deleted,
- // };
-
- // let border = Border {
- // width: 1.,
- // color: style.thumb.border.color,
- // overlay: false,
- // top: false,
- // right: true,
- // bottom: false,
- // left: true,
- // };
-
- // cx.paint_quad(Quad {
- // bounds,
- // background: Some(color),
- // border: border.into(),
- // corner_radii: style.thumb.corner_radii.into(),
- // })
- // }
- // }
-
- // cx.paint_quad(Quad {
- // bounds: thumb_bounds,
- // border: style.thumb.border.into(),
- // background: style.thumb.background_color,
- // corner_radii: style.thumb.corner_radii.into(),
- // });
- // }
-
- // cx.scene().push_cursor_region(CursorRegion {
- // bounds: track_bounds,
- // style: CursorStyle::Arrow,
- // });
- // let region_id = cx.view_id();
- // cx.scene().push_mouse_region(
- // MouseRegion::new::<ScrollbarMouseHandlers>(region_id, region_id, track_bounds)
- // .on_move(move |event, editor: &mut Editor, cx| {
- // if event.pressed_button.is_none() {
- // editor.scroll_manager.show_scrollbar(cx);
- // }
- // })
- // .on_down(MouseButton::Left, {
- // let row_range = row_range.clone();
- // move |event, editor: &mut Editor, cx| {
- // let y = event.position.y;
- // if y < thumb_top || thumb_bottom < y {
- // let center_row = ((y - top) * max_row as f32 / 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.set_y(top_row as f32);
- // editor.set_scroll_position(position, cx);
- // } else {
- // editor.scroll_manager.show_scrollbar(cx);
- // }
- // }
- // })
- // .on_drag(MouseButton::Left, {
- // move |event, editor: &mut Editor, cx| {
- // if event.end {
- // return;
- // }
-
- // let y = event.prev_mouse_position.y;
- // let new_y = event.position.y;
- // if thumb_top < y && y < thumb_bottom {
- // let mut position = editor.scroll_position(cx);
- // position.set_y(position.y + (new_y - y) * (max_row as f32) / height);
- // if position.y < 0.0 {
- // position.set_y(0.);
- // }
- // editor.set_scroll_position(position, cx);
- // }
- // }
- // }),
- // );
- // }
+ fn paint_scrollbar(
+ &mut self,
+ bounds: Bounds<Pixels>,
+ layout: &mut LayoutState,
+ cx: &mut WindowContext,
+ ) {
+ if layout.mode != EditorMode::Full {
+ return;
+ }
+
+ let top = bounds.origin.y;
+ let bottom = bounds.lower_left().y;
+ let right = bounds.lower_right().x;
+ let left = self.scrollbar_left(&bounds);
+ let row_range = &layout.scrollbar_row_range;
+ let max_row = layout.max_row as f32 + (row_range.end - row_range.start);
+
+ 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 / max_row;
+ let min_thumb_height = layout.position_map.line_height;
+ let thumb_height = (row_range.end - row_range.start) * 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;
+ }
+
+ let y_for_row = |row: f32| -> Pixels { top + first_row_y_offset + row * row_height };
+
+ let thumb_top = y_for_row(row_range.start) - first_row_y_offset;
+ let thumb_bottom = y_for_row(row_range.end) + first_row_y_offset;
+ let track_bounds = Bounds::from_corners(point(left, top), point(right, bottom));
+ let thumb_bounds = Bounds::from_corners(point(left, thumb_top), point(right, thumb_bottom));
+
+ if layout.show_scrollbars {
+ cx.paint_quad(
+ track_bounds,
+ Corners::default(),
+ gpui::blue(), // todo!("style.track.background_color")
+ Edges::default(), // todo!("style.track.border")
+ transparent_black(), // todo!("style.track.border")
+ );
+ let scrollbar_settings = EditorSettings::get_global(cx).scrollbar;
+ if layout.is_singleton && scrollbar_settings.selections {
+ let start_anchor = Anchor::min();
+ let end_anchor = Anchor::max();
+ let background_ranges = self
+ .editor
+ .read(cx)
+ .background_highlight_row_ranges::<crate::items::BufferSearchHighlights>(
+ start_anchor..end_anchor,
+ &layout.position_map.snapshot,
+ 50000,
+ );
+ for range in background_ranges {
+ let start_y = y_for_row(range.start().row() as f32);
+ let mut end_y = y_for_row(range.end().row() as f32);
+ if end_y - start_y < px(1.) {
+ end_y = start_y + px(1.);
+ }
+ let bounds = Bounds::from_corners(point(left, start_y), point(right, end_y));
+ cx.paint_quad(
+ bounds,
+ Corners::default(),
+ gpui::yellow(), // todo!("theme.editor.scrollbar")
+ Edges {
+ top: Pixels::ZERO,
+ right: px(1.),
+ bottom: Pixels::ZERO,
+ left: px(1.),
+ },
+ gpui::green(), // todo!("style.thumb.border.color")
+ );
+ }
+ }
+
+ if layout.is_singleton && scrollbar_settings.git_diff {
+ for hunk in layout
+ .position_map
+ .snapshot
+ .buffer_snapshot
+ .git_diff_hunks_in_range(0..(max_row.floor() as u32))
+ {
+ let start_display = Point::new(hunk.buffer_range.start, 0)
+ .to_display_point(&layout.position_map.snapshot.display_snapshot);
+ let end_display = Point::new(hunk.buffer_range.end, 0)
+ .to_display_point(&layout.position_map.snapshot.display_snapshot);
+ let start_y = y_for_row(start_display.row() as f32);
+ let mut end_y = if hunk.buffer_range.start == hunk.buffer_range.end {
+ y_for_row((end_display.row() + 1) as f32)
+ } else {
+ y_for_row((end_display.row()) as f32)
+ };
+
+ if end_y - start_y < px(1.) {
+ end_y = start_y + px(1.);
+ }
+ let bounds = Bounds::from_corners(point(left, start_y), point(right, end_y));
+
+ let color = match hunk.status() {
+ DiffHunkStatus::Added => gpui::green(), // todo!("use the right color")
+ DiffHunkStatus::Modified => gpui::yellow(), // todo!("use the right color")
+ DiffHunkStatus::Removed => gpui::red(), // todo!("use the right color")
+ };
+ cx.paint_quad(
+ bounds,
+ Corners::default(),
+ color,
+ Edges {
+ top: Pixels::ZERO,
+ right: px(1.),
+ bottom: Pixels::ZERO,
+ left: px(1.),
+ },
+ gpui::green(), // todo!("style.thumb.border.color")
+ );
+ }
+ }
+
+ cx.paint_quad(
+ thumb_bounds,
+ Corners::default(),
+ gpui::black(), // todo!("style.thumb.background_color")
+ Edges {
+ top: Pixels::ZERO,
+ right: px(1.),
+ bottom: Pixels::ZERO,
+ left: px(1.),
+ },
+ gpui::green(), // todo!("style.thumb.border.color")
+ );
+ }
+
+ // cx.scene().push_cursor_region(CursorRegion {
+ // bounds: track_bounds,
+ // style: CursorStyle::Arrow,
+ // });
+ // let region_id = cx.view_id();
+ // cx.scene().push_mouse_region(
+ // MouseRegion::new::<ScrollbarMouseHandlers>(region_id, region_id, track_bounds)
+ // .on_move(move |event, editor: &mut Editor, cx| {
+ // if event.pressed_button.is_none() {
+ // editor.scroll_manager.show_scrollbar(cx);
+ // }
+ // })
+ // .on_down(MouseButton::Left, {
+ // let row_range = row_range.clone();
+ // move |event, editor: &mut Editor, cx| {
+ // let y = event.position.y;
+ // if y < thumb_top || thumb_bottom < y {
+ // let center_row = ((y - top) * max_row as f32 / 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.set_y(top_row as f32);
+ // editor.set_scroll_position(position, cx);
+ // } else {
+ // editor.scroll_manager.show_scrollbar(cx);
+ // }
+ // }
+ // })
+ // .on_drag(MouseButton::Left, {
+ // move |event, editor: &mut Editor, cx| {
+ // if event.end {
+ // return;
+ // }
+
+ // let y = event.prev_mouse_position.y;
+ // let new_y = event.position.y;
+ // if thumb_top < y && y < thumb_bottom {
+ // let mut position = editor.scroll_position(cx);
+ // position.set_y(position.y + (new_y - y) * (max_row as f32) / height);
+ // if position.y < 0.0 {
+ // position.set_y(0.);
+ // }
+ // editor.set_scroll_position(position, cx);
+ // }
+ // }
+ // }),
+ // );
+ }
#[allow(clippy::too_many_arguments)]
fn paint_highlighted_range(
@@ -2840,9 +2826,11 @@ impl Element for EditorElement {
cx.with_z_index(1, |cx| {
cx.with_element_id(Some("editor_blocks"), |cx| {
self.paint_blocks(bounds, &mut layout, cx);
- })
+ });
})
}
+
+ self.paint_scrollbar(bounds, &mut layout, cx);
});
});
})