Only build widgets for visible items
This commit is contained in:
Jeremy Soller
parent
10f234bf79
commit
5e4d4523f4
2 changed files with 311 additions and 271 deletions
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@ -5363,7 +5363,7 @@ impl Application for App {
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fn system_theme_update(
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&mut self,
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_keys: &[&'static str],
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new_theme: &cosmic::cosmic_theme::Theme,
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_new_theme: &cosmic::cosmic_theme::Theme,
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) -> Task<Self::Message> {
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self.update(Message::SystemThemeModeChange)
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}
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580
src/tab.rs
580
src/tab.rs
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@ -4738,6 +4738,16 @@ impl Tab {
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rows_m1 + 1
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};
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//TODO: move to function
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let visible_rect = {
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let point = match self.scroll_opt {
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Some(offset) => Point::new(0.0, offset.y),
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None => Point::new(0.0, 0.0),
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};
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let size = self.size_opt.get().unwrap_or_else(|| Size::new(0.0, 0.0));
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Rectangle::new(point, size)
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};
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let mut grid = widget::grid()
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.column_spacing(column_spacing)
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.row_spacing(grid_spacing)
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@ -4765,93 +4775,106 @@ impl Tab {
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continue;
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}
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item.pos_opt.set(Some((row, col)));
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item.rect_opt.set(Some(Rectangle::new(
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let item_rect = Rectangle::new(
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Point::new(
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(col * (item_width + column_spacing as usize) + space_m as usize) as f32,
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(row * (item_height + grid_spacing as usize)) as f32,
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),
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Size::new(item_width as f32, item_height as f32),
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)));
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//TODO: one focus group per grid item (needs custom widget)
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let buttons: Vec<Element<Message>> = vec![
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widget::button::custom(
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widget::icon::icon(item.icon_handle_grid.clone())
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.content_fit(ContentFit::Contain)
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.size(icon_sizes.grid())
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.width(Length::Shrink),
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)
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.padding(space_xxxs)
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.class(button_style(
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item.selected,
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item.highlighted,
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item.cut,
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false,
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false,
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false,
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))
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.into(),
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widget::tooltip(
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widget::button::custom(widget::text::body(&item.display_name))
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.id(item.button_id.clone())
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.padding([0, space_xxxs])
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.class(button_style(
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item.selected,
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item.highlighted,
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item.cut,
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true,
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true,
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matches!(self.mode, Mode::Desktop),
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)),
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widget::text::body(&item.name),
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widget::tooltip::Position::Bottom,
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)
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.into(),
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];
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let mut column = widget::column::with_capacity(buttons.len())
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.align_x(Alignment::Center)
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.height(Length::Fixed(item_height as f32))
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.width(Length::Fixed(item_width as f32));
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for button in buttons {
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if self.context_menu.is_some() {
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column = column.push(button)
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} else {
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column = column.push(
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mouse_area::MouseArea::new(button).on_right_press_no_capture(
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move |_point_opt| Message::RightClick(Some(i)),
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),
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);
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}
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}
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let column: Element<Message> =
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if item.metadata.is_dir() && item.location_opt.is_some() {
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self.dnd_dest(&item.location_opt.clone().unwrap(), column)
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} else {
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column.into()
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};
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if item.selected {
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dnd_items.push((i, (row, col), item));
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drag_w_i = drag_w_i.min(col);
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drag_n_i = drag_n_i.min(row);
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drag_e_i = drag_e_i.max(col);
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drag_s_i = drag_s_i.max(row);
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}
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let mouse_area = crate::mouse_area::MouseArea::new(column)
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.on_press(move |_| Message::Click(Some(i)))
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.on_double_click(move |_| Message::DoubleClick(Some(i)))
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.on_release(move |_| Message::ClickRelease(Some(i)))
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.on_middle_press(move |_| Message::MiddleClick(i))
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.on_enter(move || Message::HighlightActivate(i))
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.on_exit(move || Message::HighlightDeactivate(i));
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);
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item.rect_opt.set(Some(item_rect));
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//TODO: error if the row or col is already set?
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while grid_elements.len() <= row {
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grid_elements.push(Vec::new());
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}
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grid_elements[row].push(mouse_area);
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// Only build elements if visible (for performance)
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if item_rect.intersects(&visible_rect) {
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//TODO: one focus group per grid item (needs custom widget)
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let buttons: Vec<Element<Message>> = vec![
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widget::button::custom(
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widget::icon::icon(item.icon_handle_grid.clone())
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.content_fit(ContentFit::Contain)
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.size(icon_sizes.grid())
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.width(Length::Shrink),
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)
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.padding(space_xxxs)
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.class(button_style(
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item.selected,
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item.highlighted,
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item.cut,
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false,
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false,
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false,
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))
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.into(),
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widget::tooltip(
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widget::button::custom(widget::text::body(&item.display_name))
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.id(item.button_id.clone())
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.padding([0, space_xxxs])
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.class(button_style(
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item.selected,
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item.highlighted,
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item.cut,
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true,
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true,
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matches!(self.mode, Mode::Desktop),
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)),
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widget::text::body(&item.name),
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widget::tooltip::Position::Bottom,
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)
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.into(),
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];
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let mut column = widget::column::with_capacity(buttons.len())
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.align_x(Alignment::Center)
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.height(Length::Fixed(item_height as f32))
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.width(Length::Fixed(item_width as f32));
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for button in buttons {
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if self.context_menu.is_some() {
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column = column.push(button)
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} else {
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column = column.push(
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mouse_area::MouseArea::new(button).on_right_press_no_capture(
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move |_point_opt| Message::RightClick(Some(i)),
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),
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);
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}
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}
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let column: Element<Message> =
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if item.metadata.is_dir() && item.location_opt.is_some() {
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self.dnd_dest(&item.location_opt.clone().unwrap(), column)
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} else {
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column.into()
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};
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if item.selected {
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dnd_items.push((i, (row, col), item));
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drag_w_i = drag_w_i.min(col);
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drag_n_i = drag_n_i.min(row);
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drag_e_i = drag_e_i.max(col);
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drag_s_i = drag_s_i.max(row);
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}
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let mouse_area = crate::mouse_area::MouseArea::new(column)
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.on_press(move |_| Message::Click(Some(i)))
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.on_double_click(move |_| Message::DoubleClick(Some(i)))
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.on_release(move |_| Message::ClickRelease(Some(i)))
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.on_middle_press(move |_| Message::MiddleClick(i))
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.on_enter(move || Message::HighlightActivate(i))
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.on_exit(move || Message::HighlightDeactivate(i));
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grid_elements[row].push(Element::from(mouse_area));
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} else {
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// Add a spacer if the row is empty, so scroll works
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if grid_elements[row].is_empty() {
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grid_elements[row].push(Element::from(
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widget::column()
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.width(Length::Fill)
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.height(Length::Fixed(item_height as f32)),
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));
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}
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}
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count += 1;
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if matches!(self.mode, Mode::Desktop) {
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@ -5028,9 +5051,18 @@ impl Tab {
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let rule_padding = theme::active().cosmic().corner_radii.radius_xs[0] as u16;
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let items = self.column_sort();
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//TODO: move to function
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let visible_rect = {
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let point = match self.scroll_opt {
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Some(offset) => Point::new(0.0, offset.y),
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None => Point::new(0.0, 0.0),
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};
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let size = self.size_opt.get().unwrap_or_else(|| Size::new(0.0, 0.0));
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Rectangle::new(point, size)
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};
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let mut drag_items = Vec::new();
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if let Some(items) = items {
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if let Some(items) = self.column_sort() {
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let mut count = 0;
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let mut hidden = 0;
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for (i, item) in items {
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@ -5041,10 +5073,11 @@ impl Tab {
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continue;
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}
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item.pos_opt.set(Some((count, 0)));
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item.rect_opt.set(Some(Rectangle::new(
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let item_rect = Rectangle::new(
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Point::new(space_m as f32, y),
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Size::new(size.width - (2 * space_m) as f32, row_height as f32),
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)));
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);
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item.rect_opt.set(Some(item_rect));
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if count > 0 {
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children.push(
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@ -5055,190 +5088,86 @@ impl Tab {
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y += 1.0;
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}
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let modified_text = match &item.metadata {
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ItemMetadata::Path { metadata, .. } => match metadata.modified() {
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Ok(time) => self.format_time(time).to_string(),
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Err(_) => String::new(),
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},
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ItemMetadata::Trash { entry, .. } => FormatTime::from_secs(
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entry.time_deleted,
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&self.date_time_formatter,
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&self.time_formatter,
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)
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.map(|t| t.to_string())
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.unwrap_or_default(),
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#[cfg(feature = "gvfs")]
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ItemMetadata::GvfsPath { .. } => match item.metadata.modified() {
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Some(mtime) => self.format_time(mtime).to_string(),
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None => String::new(),
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},
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_ => String::new(),
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};
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// Only build elements if visible (for performance)
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let button_row = if item_rect.intersects(&visible_rect) {
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let modified_text = match &item.metadata {
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ItemMetadata::Path { metadata, .. } => match metadata.modified() {
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Ok(time) => self.format_time(time).to_string(),
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Err(_) => String::new(),
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},
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ItemMetadata::Trash { entry, .. } => FormatTime::from_secs(
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entry.time_deleted,
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&self.date_time_formatter,
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&self.time_formatter,
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)
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.map(|t| t.to_string())
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.unwrap_or_default(),
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#[cfg(feature = "gvfs")]
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ItemMetadata::GvfsPath { .. } => match item.metadata.modified() {
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Some(mtime) => self.format_time(mtime).to_string(),
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None => String::new(),
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},
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_ => String::new(),
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};
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let size_text = match &item.metadata {
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ItemMetadata::Path {
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metadata,
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children_opt,
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} => {
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if metadata.is_dir() {
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//TODO: translate
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if let Some(children) = children_opt {
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if *children == 1 {
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format!("{} item", children)
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let size_text = match &item.metadata {
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ItemMetadata::Path {
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metadata,
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children_opt,
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} => {
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if metadata.is_dir() {
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//TODO: translate
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if let Some(children) = children_opt {
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if *children == 1 {
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format!("{} item", children)
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} else {
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format!("{} items", children)
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}
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} else {
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format!("{} items", children)
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String::new()
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}
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} else {
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String::new()
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format_size(metadata.len())
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}
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} else {
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format_size(metadata.len())
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}
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}
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ItemMetadata::Trash { metadata, .. } => match metadata.size {
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trash::TrashItemSize::Entries(entries) => {
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ItemMetadata::Trash { metadata, .. } => match metadata.size {
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trash::TrashItemSize::Entries(entries) => {
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//TODO: translate
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if entries == 1 {
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format!("{} item", entries)
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} else {
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format!("{} items", entries)
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}
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}
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trash::TrashItemSize::Bytes(bytes) => format_size(bytes),
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},
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ItemMetadata::SimpleDir { entries } => {
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//TODO: translate
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if entries == 1 {
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if *entries == 1 {
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format!("{} item", entries)
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} else {
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format!("{} items", entries)
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}
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}
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trash::TrashItemSize::Bytes(bytes) => format_size(bytes),
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},
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ItemMetadata::SimpleDir { entries } => {
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//TODO: translate
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if *entries == 1 {
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format!("{} item", entries)
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} else {
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format!("{} items", entries)
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}
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}
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ItemMetadata::SimpleFile { size } => format_size(*size),
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#[cfg(feature = "gvfs")]
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ItemMetadata::GvfsPath {
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size_opt,
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children_opt,
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..
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} => match children_opt {
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Some(child_count) => {
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if *child_count == 1 {
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format!("{} item", child_count)
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} else {
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format!("{} items", child_count)
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ItemMetadata::SimpleFile { size } => format_size(*size),
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#[cfg(feature = "gvfs")]
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ItemMetadata::GvfsPath {
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size_opt,
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children_opt,
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..
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} => match children_opt {
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Some(child_count) => {
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if *child_count == 1 {
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format!("{} item", child_count)
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} else {
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format!("{} items", child_count)
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}
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}
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}
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None => format_size(size_opt.unwrap_or_default()),
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},
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};
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let row = if condensed {
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widget::row::with_children(vec![
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widget::icon::icon(item.icon_handle_list_condensed.clone())
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.content_fit(ContentFit::Contain)
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.size(icon_size)
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.into(),
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widget::column::with_children(vec![
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widget::text::body(item.display_name.clone()).into(),
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//TODO: translate?
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widget::text::caption(format!("{} - {}", modified_text, size_text))
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.into(),
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])
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.into(),
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])
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.height(Length::Fixed(row_height as f32))
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.align_y(Alignment::Center)
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.spacing(space_xxs)
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} else if is_search {
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widget::row::with_children(vec![
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widget::icon::icon(item.icon_handle_list_condensed.clone())
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.content_fit(ContentFit::Contain)
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.size(icon_size)
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.into(),
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widget::column::with_children(vec![
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widget::text::body(item.display_name.clone()).into(),
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widget::text::caption(match item.path_opt() {
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Some(path) => path.display().to_string(),
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None => String::new(),
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})
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.into(),
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])
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.width(Length::Fill)
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.into(),
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widget::text::body(modified_text.clone())
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.width(Length::Fixed(modified_width))
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.into(),
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widget::text::body(size_text.clone())
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.width(Length::Fixed(size_width))
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.into(),
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])
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.height(Length::Fixed(row_height as f32))
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.align_y(Alignment::Center)
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.spacing(space_xxs)
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} else {
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widget::row::with_children(vec![
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widget::icon::icon(item.icon_handle_list.clone())
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.content_fit(ContentFit::Contain)
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.size(icon_size)
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.into(),
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widget::text::body(item.display_name.clone())
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.width(Length::Fill)
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.into(),
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widget::text::body(modified_text.clone())
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.width(Length::Fixed(modified_width))
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.into(),
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widget::text::body(size_text.clone())
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.width(Length::Fixed(size_width))
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.into(),
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])
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.height(Length::Fixed(row_height as f32))
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.align_y(Alignment::Center)
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.spacing(space_xxs)
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};
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let button = |row| {
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let mouse_area = crate::mouse_area::MouseArea::new(
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widget::button::custom(row)
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.width(Length::Fill)
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.id(item.button_id.clone())
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.padding([0, space_xxs])
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.class(button_style(
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item.selected,
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item.highlighted,
|
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item.cut,
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true,
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true,
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false,
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)),
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)
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.on_press(move |_| Message::Click(Some(i)))
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.on_double_click(move |_| Message::DoubleClick(Some(i)))
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.on_release(move |_| Message::ClickRelease(Some(i)))
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.on_middle_press(move |_| Message::MiddleClick(i))
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.on_enter(move || Message::HighlightActivate(i))
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.on_exit(move || Message::HighlightDeactivate(i));
|
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|
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if self.context_menu.is_some() {
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||||
mouse_area
|
||||
} else {
|
||||
mouse_area.on_right_press_no_capture(move |_point_opt| {
|
||||
Message::RightClick(Some(i))
|
||||
})
|
||||
}
|
||||
};
|
||||
|
||||
let button_row = button(row.into());
|
||||
let button_row: Element<_> =
|
||||
if item.metadata.is_dir() && item.location_opt.is_some() {
|
||||
self.dnd_dest(item.location_opt.as_ref().unwrap(), button_row)
|
||||
} else {
|
||||
button_row.into()
|
||||
None => format_size(size_opt.unwrap_or_default()),
|
||||
},
|
||||
};
|
||||
|
||||
if item.selected || !drag_items.is_empty() {
|
||||
let dnd_row = if !item.selected {
|
||||
Element::from(Space::with_height(Length::Fixed(row_height as f32)))
|
||||
} else if condensed {
|
||||
let row = if condensed {
|
||||
widget::row::with_children(vec![
|
||||
widget::icon::icon(item.icon_handle_list_condensed.clone())
|
||||
.content_fit(ContentFit::Contain)
|
||||
|
|
@ -5247,14 +5176,14 @@ impl Tab {
|
|||
widget::column::with_children(vec![
|
||||
widget::text::body(item.display_name.clone()).into(),
|
||||
//TODO: translate?
|
||||
widget::text::body(format!("{} - {}", modified_text, size_text))
|
||||
widget::text::caption(format!("{} - {}", modified_text, size_text))
|
||||
.into(),
|
||||
])
|
||||
.into(),
|
||||
])
|
||||
.height(Length::Fixed(row_height as f32))
|
||||
.align_y(Alignment::Center)
|
||||
.spacing(space_xxs)
|
||||
.into()
|
||||
} else if is_search {
|
||||
widget::row::with_children(vec![
|
||||
widget::icon::icon(item.icon_handle_list_condensed.clone())
|
||||
|
|
@ -5278,9 +5207,9 @@ impl Tab {
|
|||
.width(Length::Fixed(size_width))
|
||||
.into(),
|
||||
])
|
||||
.height(Length::Fixed(row_height as f32))
|
||||
.align_y(Alignment::Center)
|
||||
.spacing(space_xxs)
|
||||
.into()
|
||||
} else {
|
||||
widget::row::with_children(vec![
|
||||
widget::icon::icon(item.icon_handle_list.clone())
|
||||
|
|
@ -5290,27 +5219,144 @@ impl Tab {
|
|||
widget::text::body(item.display_name.clone())
|
||||
.width(Length::Fill)
|
||||
.into(),
|
||||
widget::text(modified_text)
|
||||
widget::text::body(modified_text.clone())
|
||||
.width(Length::Fixed(modified_width))
|
||||
.into(),
|
||||
widget::text::body(size_text)
|
||||
widget::text::body(size_text.clone())
|
||||
.width(Length::Fixed(size_width))
|
||||
.into(),
|
||||
])
|
||||
.height(Length::Fixed(row_height as f32))
|
||||
.align_y(Alignment::Center)
|
||||
.spacing(space_xxs)
|
||||
.into()
|
||||
};
|
||||
if item.selected {
|
||||
drag_items.push(
|
||||
widget::container(button(dnd_row))
|
||||
.width(Length::Shrink)
|
||||
|
||||
let button = |row| {
|
||||
let mouse_area = crate::mouse_area::MouseArea::new(
|
||||
widget::button::custom(row)
|
||||
.width(Length::Fill)
|
||||
.id(item.button_id.clone())
|
||||
.padding([0, space_xxs])
|
||||
.class(button_style(
|
||||
item.selected,
|
||||
item.highlighted,
|
||||
item.cut,
|
||||
true,
|
||||
true,
|
||||
false,
|
||||
)),
|
||||
)
|
||||
.on_press(move |_| Message::Click(Some(i)))
|
||||
.on_double_click(move |_| Message::DoubleClick(Some(i)))
|
||||
.on_release(move |_| Message::ClickRelease(Some(i)))
|
||||
.on_middle_press(move |_| Message::MiddleClick(i))
|
||||
.on_enter(move || Message::HighlightActivate(i))
|
||||
.on_exit(move || Message::HighlightDeactivate(i));
|
||||
|
||||
if self.context_menu.is_some() {
|
||||
mouse_area
|
||||
} else {
|
||||
mouse_area.on_right_press_no_capture(move |_point_opt| {
|
||||
Message::RightClick(Some(i))
|
||||
})
|
||||
}
|
||||
};
|
||||
|
||||
let button_row = button(row.into());
|
||||
let button_row: Element<_> =
|
||||
if item.metadata.is_dir() && item.location_opt.is_some() {
|
||||
self.dnd_dest(item.location_opt.as_ref().unwrap(), button_row)
|
||||
} else {
|
||||
button_row.into()
|
||||
};
|
||||
|
||||
if item.selected || !drag_items.is_empty() {
|
||||
let dnd_row = if !item.selected {
|
||||
Element::from(Space::with_height(Length::Fixed(row_height as f32)))
|
||||
} else if condensed {
|
||||
widget::row::with_children(vec![
|
||||
widget::icon::icon(item.icon_handle_list_condensed.clone())
|
||||
.content_fit(ContentFit::Contain)
|
||||
.size(icon_size)
|
||||
.into(),
|
||||
widget::column::with_children(vec![
|
||||
widget::text::body(item.display_name.clone()).into(),
|
||||
//TODO: translate?
|
||||
widget::text::body(format!(
|
||||
"{} - {}",
|
||||
modified_text, size_text
|
||||
))
|
||||
.into(),
|
||||
])
|
||||
.into(),
|
||||
);
|
||||
} else {
|
||||
drag_items.push(dnd_row);
|
||||
])
|
||||
.align_y(Alignment::Center)
|
||||
.spacing(space_xxs)
|
||||
.into()
|
||||
} else if is_search {
|
||||
widget::row::with_children(vec![
|
||||
widget::icon::icon(item.icon_handle_list_condensed.clone())
|
||||
.content_fit(ContentFit::Contain)
|
||||
.size(icon_size)
|
||||
.into(),
|
||||
widget::column::with_children(vec![
|
||||
widget::text::body(item.display_name.clone()).into(),
|
||||
widget::text::caption(match item.path_opt() {
|
||||
Some(path) => path.display().to_string(),
|
||||
None => String::new(),
|
||||
})
|
||||
.into(),
|
||||
])
|
||||
.width(Length::Fill)
|
||||
.into(),
|
||||
widget::text::body(modified_text.clone())
|
||||
.width(Length::Fixed(modified_width))
|
||||
.into(),
|
||||
widget::text::body(size_text.clone())
|
||||
.width(Length::Fixed(size_width))
|
||||
.into(),
|
||||
])
|
||||
.align_y(Alignment::Center)
|
||||
.spacing(space_xxs)
|
||||
.into()
|
||||
} else {
|
||||
widget::row::with_children(vec![
|
||||
widget::icon::icon(item.icon_handle_list.clone())
|
||||
.content_fit(ContentFit::Contain)
|
||||
.size(icon_size)
|
||||
.into(),
|
||||
widget::text::body(item.display_name.clone())
|
||||
.width(Length::Fill)
|
||||
.into(),
|
||||
widget::text(modified_text)
|
||||
.width(Length::Fixed(modified_width))
|
||||
.into(),
|
||||
widget::text::body(size_text)
|
||||
.width(Length::Fixed(size_width))
|
||||
.into(),
|
||||
])
|
||||
.align_y(Alignment::Center)
|
||||
.spacing(space_xxs)
|
||||
.into()
|
||||
};
|
||||
if item.selected {
|
||||
drag_items.push(
|
||||
widget::container(button(dnd_row))
|
||||
.width(Length::Shrink)
|
||||
.into(),
|
||||
);
|
||||
} else {
|
||||
drag_items.push(dnd_row);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
button_row
|
||||
} else {
|
||||
widget::column()
|
||||
.width(Length::Fill)
|
||||
.height(Length::Fixed(row_height as f32))
|
||||
.into()
|
||||
};
|
||||
|
||||
count += 1;
|
||||
y += row_height as f32;
|
||||
|
|
@ -5557,12 +5603,6 @@ impl Tab {
|
|||
Rectangle::new(point, size)
|
||||
};
|
||||
|
||||
//TODO: HACK to ensure positions are up to date since subscription runs before view
|
||||
match self.config.view {
|
||||
View::Grid => _ = self.grid_view(),
|
||||
View::List => _ = self.list_view(),
|
||||
};
|
||||
|
||||
for item in items.iter() {
|
||||
if item.thumbnail_opt.is_some() {
|
||||
// Skip items that already have a mime type and thumbnail
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue