chore: migrate to gpui-base (#51)
Reviewed-on: #51
This commit was merged in pull request #51.
This commit is contained in:
@@ -1,438 +0,0 @@
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use std::ops::Deref;
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use std::sync::Arc;
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use gpui::prelude::FluentBuilder as _;
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use gpui::{
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App, AppContext, Axis, Context, Element, Empty, Entity, IntoElement, MouseMoveEvent,
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MouseUpEvent, ParentElement as _, Pixels, Point, Render, Style, StyleRefinement, Styled as _,
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WeakEntity, Window, div, px,
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};
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use super::{DockArea, DockItem};
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use crate::StyledExt;
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use crate::dock::panel::PanelView;
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use crate::dock::tab_panel::TabPanel;
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use crate::resizable::{PANEL_MIN_SIZE, resize_handle};
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#[derive(Clone)]
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struct ResizePanel;
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impl Render for ResizePanel {
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fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
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Empty
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}
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}
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub enum DockPlacement {
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Center,
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Left,
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Bottom,
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Right,
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}
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impl DockPlacement {
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fn axis(&self) -> Axis {
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match self {
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Self::Left | Self::Right => Axis::Horizontal,
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Self::Bottom => Axis::Vertical,
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Self::Center => unreachable!(),
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}
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}
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pub fn is_left(&self) -> bool {
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matches!(self, Self::Left)
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}
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pub fn is_bottom(&self) -> bool {
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matches!(self, Self::Bottom)
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}
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pub fn is_right(&self) -> bool {
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matches!(self, Self::Right)
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}
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}
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/// The Dock is a fixed container that places at left, bottom, right of the Windows.
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///
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/// This is unlike Panel, it can't be move or add any other panel.
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pub struct Dock {
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pub(super) placement: DockPlacement,
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dock_area: WeakEntity<DockArea>,
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/// Dock layout
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pub(crate) panel: DockItem,
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/// The size is means the width or height of the Dock, if the placement is left or right, the size is width, otherwise the size is height.
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pub(super) size: Pixels,
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/// Whether the Dock is open
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pub(super) open: bool,
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/// Whether the Dock is collapsible, default: true
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pub(super) collapsible: bool,
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/// Whether the Dock is resizing
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resizing: bool,
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}
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impl Dock {
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pub(crate) fn new(
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dock_area: WeakEntity<DockArea>,
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placement: DockPlacement,
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window: &mut Window,
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cx: &mut Context<Self>,
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) -> Self {
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let panel = cx.new(|cx| {
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let mut tab = TabPanel::new(None, dock_area.clone(), window, cx);
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tab.closable = true;
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tab
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});
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let panel = DockItem::Tabs {
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items: Vec::new(),
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active_ix: 0,
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view: panel.clone(),
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};
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Self::subscribe_panel_events(dock_area.clone(), &panel, window, cx);
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Self {
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placement,
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dock_area,
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panel,
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open: true,
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collapsible: true,
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size: px(200.0),
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resizing: false,
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}
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}
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pub fn left(
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dock_area: WeakEntity<DockArea>,
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window: &mut Window,
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cx: &mut Context<Self>,
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) -> Self {
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Self::new(dock_area, DockPlacement::Left, window, cx)
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}
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pub fn bottom(
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dock_area: WeakEntity<DockArea>,
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window: &mut Window,
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cx: &mut Context<Self>,
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) -> Self {
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Self::new(dock_area, DockPlacement::Bottom, window, cx)
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}
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pub fn right(
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dock_area: WeakEntity<DockArea>,
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window: &mut Window,
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cx: &mut Context<Self>,
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) -> Self {
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Self::new(dock_area, DockPlacement::Right, window, cx)
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}
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/// Update the Dock to be collapsible or not.
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///
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/// And if the Dock is not collapsible, it will be open.
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pub fn set_collapsible(
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&mut self,
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collapsible: bool,
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_window: &mut Window,
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cx: &mut Context<Self>,
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) {
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self.collapsible = collapsible;
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if !collapsible {
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self.open = true
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}
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cx.notify();
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}
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fn subscribe_panel_events(
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dock_area: WeakEntity<DockArea>,
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panel: &DockItem,
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window: &mut Window,
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cx: &mut App,
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) {
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match panel {
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DockItem::Tabs { view, .. } => {
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window.defer(cx, {
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let view = view.clone();
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move |window, cx| {
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_ = dock_area.update(cx, |this, cx| {
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this.subscribe_panel(&view, window, cx);
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});
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}
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});
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}
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DockItem::Split { items, view, .. } => {
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for item in items {
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Self::subscribe_panel_events(dock_area.clone(), item, window, cx);
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}
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window.defer(cx, {
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let view = view.clone();
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move |window, cx| {
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_ = dock_area.update(cx, |this, cx| {
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this.subscribe_panel(&view, window, cx);
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});
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}
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});
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}
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DockItem::Panel { .. } => {
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// Not supported
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}
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}
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}
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pub fn set_panel(&mut self, panel: DockItem, _window: &mut Window, cx: &mut Context<Self>) {
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self.panel = panel;
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cx.notify();
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}
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pub fn is_open(&self) -> bool {
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self.open
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}
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pub fn toggle_open(&mut self, window: &mut Window, cx: &mut Context<Self>) {
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self.set_open(!self.open, window, cx);
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}
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/// Returns the size of the Dock, the size is means the width or height of
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/// the Dock, if the placement is left or right, the size is width,
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/// otherwise the size is height.
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pub fn size(&self) -> Pixels {
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self.size
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}
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/// Set the size of the Dock.
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pub fn set_size(&mut self, size: Pixels, _window: &mut Window, cx: &mut Context<Self>) {
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self.size = size.max(PANEL_MIN_SIZE);
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cx.notify();
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}
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/// Set the open state of the Dock.
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pub fn set_open(&mut self, open: bool, window: &mut Window, cx: &mut Context<Self>) {
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self.open = open;
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let item = self.panel.clone();
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// Use defer_in (not window.defer) so the callback is cancelled
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// if this Dock entity is dropped before the deferred frame runs.
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cx.defer_in(window, move |_, window, cx| {
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item.set_collapsed(!open, window, cx);
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});
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cx.notify();
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}
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/// Add item to the Dock.
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pub fn add_panel(
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&mut self,
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panel: Arc<dyn PanelView>,
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window: &mut Window,
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cx: &mut Context<Self>,
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) {
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self.panel.add_panel(panel, &self.dock_area, window, cx);
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cx.notify();
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}
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fn render_resize_handle(
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&mut self,
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_window: &mut Window,
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cx: &mut Context<Self>,
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) -> impl IntoElement {
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let axis = self.placement.axis();
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let view = cx.entity().clone();
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resize_handle("resize-handle", axis)
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.placement(self.placement)
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.on_drag(ResizePanel {}, move |info, _, _, cx| {
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cx.stop_propagation();
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view.update(cx, |view, _cx| {
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view.resizing = true;
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});
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cx.new(|_| info.deref().clone())
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})
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}
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fn resize(
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&mut self,
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mouse_position: Point<Pixels>,
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_window: &mut Window,
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cx: &mut Context<Self>,
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) {
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if !self.resizing {
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return;
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}
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let dock_area = self
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.dock_area
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.upgrade()
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.expect("DockArea is missing")
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.read(cx);
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let area_bounds = dock_area.bounds;
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let mut left_dock_size = px(0.0);
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let mut right_dock_size = px(0.0);
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// Get the size of the left dock if it's open and not the current dock
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if let Some(left_dock) = &dock_area.left_dock
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&& left_dock.entity_id() != cx.entity().entity_id()
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{
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let left_dock_read = left_dock.read(cx);
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if left_dock_read.is_open() {
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left_dock_size = left_dock_read.size;
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}
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}
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// Get the size of the right dock if it's open and not the current dock
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if let Some(right_dock) = &dock_area.right_dock
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&& right_dock.entity_id() != cx.entity().entity_id()
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{
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let right_dock_read = right_dock.read(cx);
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if right_dock_read.is_open() {
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right_dock_size = right_dock_read.size;
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}
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}
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let size = match self.placement {
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DockPlacement::Left => mouse_position.x - area_bounds.left(),
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DockPlacement::Right => area_bounds.right() - mouse_position.x,
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DockPlacement::Bottom => area_bounds.bottom() - mouse_position.y,
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DockPlacement::Center => unreachable!(),
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};
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match self.placement {
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DockPlacement::Left => {
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let max_size = area_bounds.size.width - PANEL_MIN_SIZE - right_dock_size;
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self.size = size.clamp(PANEL_MIN_SIZE, max_size);
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}
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DockPlacement::Right => {
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let max_size = area_bounds.size.width - PANEL_MIN_SIZE - left_dock_size;
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self.size = size.clamp(PANEL_MIN_SIZE, max_size);
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}
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DockPlacement::Bottom => {
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let max_size = area_bounds.size.height - PANEL_MIN_SIZE;
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self.size = size.clamp(PANEL_MIN_SIZE, max_size);
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}
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DockPlacement::Center => unreachable!(),
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}
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cx.notify();
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}
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fn done_resizing(&mut self, _window: &mut Window, _cx: &mut Context<Self>) {
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self.resizing = false;
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}
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}
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impl Render for Dock {
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fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl gpui::IntoElement {
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if !self.open && !self.placement.is_bottom() {
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return div();
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}
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let cache_style = StyleRefinement::default().absolute().size_full();
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div()
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.relative()
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.overflow_hidden()
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.map(|this| match self.placement {
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DockPlacement::Left | DockPlacement::Right => this.h_flex().h_full().w(self.size),
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DockPlacement::Bottom => this.w_full().h(self.size),
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DockPlacement::Center => unreachable!(),
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})
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// Bottom Dock should keep the title bar, then user can click the Toggle button
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.when(!self.open && self.placement.is_bottom(), |this| {
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this.h(px(29.))
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})
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.map(|this| match &self.panel {
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DockItem::Split { view, .. } => this.child(view.clone()),
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DockItem::Tabs { view, .. } => this.child(view.clone()),
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DockItem::Panel { view, .. } => this.child(view.clone().view().cached(cache_style)),
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})
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.child(self.render_resize_handle(window, cx))
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.child(DockElement {
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view: cx.entity().clone(),
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})
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}
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}
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struct DockElement {
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view: Entity<Dock>,
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}
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impl IntoElement for DockElement {
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type Element = Self;
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fn into_element(self) -> Self::Element {
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self
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||||
}
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}
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impl Element for DockElement {
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type PrepaintState = ();
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type RequestLayoutState = ();
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fn id(&self) -> Option<gpui::ElementId> {
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None
|
||||
}
|
||||
|
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fn source_location(&self) -> Option<&'static std::panic::Location<'static>> {
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None
|
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}
|
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|
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fn request_layout(
|
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&mut self,
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_: Option<&gpui::GlobalElementId>,
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_: Option<&gpui::InspectorElementId>,
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window: &mut gpui::Window,
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cx: &mut App,
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) -> (gpui::LayoutId, Self::RequestLayoutState) {
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(window.request_layout(Style::default(), None, cx), ())
|
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}
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|
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fn prepaint(
|
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&mut self,
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_: Option<&gpui::GlobalElementId>,
|
||||
_: Option<&gpui::InspectorElementId>,
|
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_: gpui::Bounds<Pixels>,
|
||||
_: &mut Self::RequestLayoutState,
|
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_window: &mut Window,
|
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_cx: &mut App,
|
||||
) -> Self::PrepaintState {
|
||||
}
|
||||
|
||||
fn paint(
|
||||
&mut self,
|
||||
_: Option<&gpui::GlobalElementId>,
|
||||
_: Option<&gpui::InspectorElementId>,
|
||||
_: gpui::Bounds<Pixels>,
|
||||
_: &mut Self::RequestLayoutState,
|
||||
_: &mut Self::PrepaintState,
|
||||
window: &mut gpui::Window,
|
||||
cx: &mut App,
|
||||
) {
|
||||
window.on_mouse_event({
|
||||
let view = self.view.clone();
|
||||
let is_resizing = view.read(cx).resizing;
|
||||
move |e: &MouseMoveEvent, phase, window, cx| {
|
||||
if !is_resizing {
|
||||
return;
|
||||
}
|
||||
if !phase.bubble() {
|
||||
return;
|
||||
}
|
||||
|
||||
view.update(cx, |view, cx| view.resize(e.position, window, cx))
|
||||
}
|
||||
});
|
||||
|
||||
// When any mouse up, stop dragging
|
||||
window.on_mouse_event({
|
||||
let view = self.view.clone();
|
||||
move |_: &MouseUpEvent, phase, window, cx| {
|
||||
if phase.bubble() {
|
||||
view.update(cx, |view, cx| view.done_resizing(window, cx));
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
+824
-728
File diff suppressed because it is too large
Load Diff
@@ -1,7 +1,11 @@
|
||||
use std::any::Any;
|
||||
use std::sync::Arc;
|
||||
|
||||
use gpui::{
|
||||
AnyElement, AnyView, App, Element, Entity, EventEmitter, FocusHandle, Focusable, Render,
|
||||
SharedString, Window,
|
||||
};
|
||||
use gpui_base::dock::{PanelId, PanelState};
|
||||
|
||||
use crate::button::Button;
|
||||
use crate::menu::PopupMenu;
|
||||
@@ -13,14 +17,6 @@ pub enum PanelEvent {
|
||||
LayoutChanged,
|
||||
}
|
||||
|
||||
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
|
||||
pub enum PanelStyle {
|
||||
/// Display the TabBar when there are multiple tabs, otherwise display the simple title.
|
||||
Default,
|
||||
/// Always display the tab bar.
|
||||
TabBar,
|
||||
}
|
||||
|
||||
pub trait Panel: EventEmitter<PanelEvent> + Render + Focusable {
|
||||
/// The name of the panel used to serialize, deserialize and identify the panel.
|
||||
///
|
||||
@@ -156,3 +152,84 @@ impl PartialEq for dyn PanelView {
|
||||
self.view() == other.view()
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Clone)]
|
||||
pub struct PanelHandle {
|
||||
id: PanelId,
|
||||
panel: Arc<dyn PanelView>,
|
||||
}
|
||||
|
||||
impl PanelHandle {
|
||||
pub fn new<P: Panel>(panel: Entity<P>) -> Self {
|
||||
Self {
|
||||
id: PanelId::from(panel.entity_id()),
|
||||
panel: Arc::new(panel),
|
||||
}
|
||||
}
|
||||
|
||||
/// Recover the coop handle behind one of base's.
|
||||
pub fn of(panel: &Arc<dyn gpui_base::dock::PanelView>) -> Option<&Self> {
|
||||
panel.as_any().downcast_ref::<Self>()
|
||||
}
|
||||
|
||||
/// The coop panel behind this handle.
|
||||
pub fn panel(&self) -> &Arc<dyn PanelView> {
|
||||
&self.panel
|
||||
}
|
||||
}
|
||||
|
||||
impl gpui_base::dock::PanelView for PanelHandle {
|
||||
fn panel_name(&self, _: &App) -> &'static str {
|
||||
"CoopPanel"
|
||||
}
|
||||
|
||||
fn panel_id(&self, _: &App) -> PanelId {
|
||||
self.id
|
||||
}
|
||||
|
||||
fn closable(&self, cx: &App) -> bool {
|
||||
self.panel.closable(cx)
|
||||
}
|
||||
|
||||
fn zoomable(&self, cx: &App) -> bool {
|
||||
self.panel.zoomable(cx)
|
||||
}
|
||||
|
||||
fn visible(&self, cx: &App) -> bool {
|
||||
self.panel.visible(cx)
|
||||
}
|
||||
|
||||
fn set_active(&self, active: bool, _: &mut Window, cx: &mut App) {
|
||||
self.panel.set_active(active, cx);
|
||||
}
|
||||
|
||||
fn set_zoomed(&self, zoomed: bool, _: &mut Window, cx: &mut App) {
|
||||
self.panel.set_zoomed(zoomed, cx);
|
||||
}
|
||||
|
||||
fn on_added_to(
|
||||
&self,
|
||||
_group: gpui::WeakEntity<gpui_base::dock::TabGroup>,
|
||||
_: &mut Window,
|
||||
_: &mut App,
|
||||
) {
|
||||
}
|
||||
|
||||
fn on_removed(&self, _: &mut Window, _: &mut App) {}
|
||||
|
||||
fn view(&self) -> AnyView {
|
||||
self.panel.view()
|
||||
}
|
||||
|
||||
fn focus_handle(&self, cx: &App) -> FocusHandle {
|
||||
self.panel.focus_handle(cx)
|
||||
}
|
||||
|
||||
fn dump(&self, cx: &App) -> PanelState {
|
||||
PanelState::new(self.panel_name(cx))
|
||||
}
|
||||
|
||||
fn as_any(&self) -> &dyn Any {
|
||||
self
|
||||
}
|
||||
}
|
||||
|
||||
@@ -1,387 +0,0 @@
|
||||
use std::sync::Arc;
|
||||
|
||||
use gpui::{
|
||||
App, AppContext, Axis, Context, DismissEvent, Entity, EventEmitter, FocusHandle, Focusable,
|
||||
IntoElement, ParentElement, Pixels, Render, SharedString, Styled, Subscription, WeakEntity,
|
||||
Window,
|
||||
};
|
||||
use smallvec::SmallVec;
|
||||
use theme::{AxisExt as _, Placement};
|
||||
|
||||
use super::{DockArea, PanelEvent};
|
||||
use crate::dock::panel::{Panel, PanelView};
|
||||
use crate::dock::tab_panel::TabPanel;
|
||||
use crate::h_flex;
|
||||
use crate::resizable::{
|
||||
PANEL_MIN_SIZE, ResizablePanelEvent, ResizablePanelGroup, ResizablePanelState, ResizableState,
|
||||
resizable_panel,
|
||||
};
|
||||
|
||||
pub struct StackPanel {
|
||||
pub(super) parent: Option<WeakEntity<StackPanel>>,
|
||||
pub(super) axis: Axis,
|
||||
focus_handle: FocusHandle,
|
||||
pub(crate) panels: SmallVec<[Arc<dyn PanelView>; 2]>,
|
||||
state: Entity<ResizableState>,
|
||||
_subscriptions: Vec<Subscription>,
|
||||
}
|
||||
|
||||
impl Panel for StackPanel {
|
||||
fn panel_id(&self) -> SharedString {
|
||||
"StackPanel".into()
|
||||
}
|
||||
|
||||
fn title(&self, _cx: &App) -> gpui::AnyElement {
|
||||
"StackPanel".into_any_element()
|
||||
}
|
||||
}
|
||||
|
||||
impl StackPanel {
|
||||
pub fn new(axis: Axis, window: &mut Window, cx: &mut Context<Self>) -> Self {
|
||||
let state = cx.new(|_| ResizableState::default());
|
||||
|
||||
// Bubble up the resize event.
|
||||
let subscriptions =
|
||||
vec![
|
||||
cx.subscribe_in(&state, window, |_, _, _: &ResizablePanelEvent, _, cx| {
|
||||
cx.emit(PanelEvent::LayoutChanged)
|
||||
}),
|
||||
];
|
||||
|
||||
Self {
|
||||
axis,
|
||||
parent: None,
|
||||
focus_handle: cx.focus_handle(),
|
||||
panels: SmallVec::new(),
|
||||
state,
|
||||
_subscriptions: subscriptions,
|
||||
}
|
||||
}
|
||||
|
||||
/// The first level of the stack panel is root, will not have a parent.
|
||||
fn is_root(&self) -> bool {
|
||||
self.parent.is_none()
|
||||
}
|
||||
|
||||
/// Return true if self or parent only have last panel.
|
||||
pub fn is_last_panel(&self, cx: &App) -> bool {
|
||||
if self.panels.len() > 1 {
|
||||
return false;
|
||||
}
|
||||
|
||||
if let Some(parent) = &self.parent
|
||||
&& let Some(parent) = parent.upgrade()
|
||||
{
|
||||
return parent.read(cx).is_last_panel(cx);
|
||||
}
|
||||
|
||||
true
|
||||
}
|
||||
|
||||
pub fn panels_len(&self) -> usize {
|
||||
self.panels.len()
|
||||
}
|
||||
|
||||
/// Return the index of the panel.
|
||||
pub fn index_of_panel(&self, panel: Arc<dyn PanelView>) -> Option<usize> {
|
||||
self.panels.iter().position(|p| p == &panel)
|
||||
}
|
||||
|
||||
/// Add a panel at the end of the stack.
|
||||
pub fn add_panel(
|
||||
&mut self,
|
||||
panel: Arc<dyn PanelView>,
|
||||
size: Option<Pixels>,
|
||||
dock_area: WeakEntity<DockArea>,
|
||||
window: &mut Window,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
self.insert_panel(panel, self.panels.len(), size, dock_area, window, cx);
|
||||
}
|
||||
|
||||
pub fn add_panel_at(
|
||||
&mut self,
|
||||
panel: Arc<dyn PanelView>,
|
||||
placement: Placement,
|
||||
size: Option<Pixels>,
|
||||
dock_area: WeakEntity<DockArea>,
|
||||
window: &mut Window,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
self.insert_panel_at(
|
||||
panel,
|
||||
self.panels_len(),
|
||||
placement,
|
||||
size,
|
||||
dock_area,
|
||||
window,
|
||||
cx,
|
||||
);
|
||||
}
|
||||
|
||||
#[allow(clippy::too_many_arguments)]
|
||||
pub fn insert_panel_at(
|
||||
&mut self,
|
||||
panel: Arc<dyn PanelView>,
|
||||
ix: usize,
|
||||
placement: Placement,
|
||||
size: Option<Pixels>,
|
||||
dock_area: WeakEntity<DockArea>,
|
||||
window: &mut Window,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
match placement {
|
||||
Placement::Top | Placement::Left => {
|
||||
self.insert_panel_before(panel, ix, size, dock_area, window, cx)
|
||||
}
|
||||
Placement::Right | Placement::Bottom => {
|
||||
self.insert_panel_after(panel, ix, size, dock_area, window, cx)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// Insert a panel at the index.
|
||||
pub fn insert_panel_before(
|
||||
&mut self,
|
||||
panel: Arc<dyn PanelView>,
|
||||
ix: usize,
|
||||
size: Option<Pixels>,
|
||||
dock_area: WeakEntity<DockArea>,
|
||||
window: &mut Window,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
self.insert_panel(panel, ix, size, dock_area, window, cx);
|
||||
}
|
||||
|
||||
/// Insert a panel after the index.
|
||||
pub fn insert_panel_after(
|
||||
&mut self,
|
||||
panel: Arc<dyn PanelView>,
|
||||
ix: usize,
|
||||
size: Option<Pixels>,
|
||||
dock_area: WeakEntity<DockArea>,
|
||||
window: &mut Window,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
self.insert_panel(panel, ix + 1, size, dock_area, window, cx);
|
||||
}
|
||||
|
||||
fn insert_panel(
|
||||
&mut self,
|
||||
panel: Arc<dyn PanelView>,
|
||||
ix: usize,
|
||||
size: Option<Pixels>,
|
||||
dock_area: WeakEntity<DockArea>,
|
||||
window: &mut Window,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
// If the panel is already in the stack, return.
|
||||
if self.index_of_panel(panel.clone()).is_some() {
|
||||
return;
|
||||
}
|
||||
|
||||
let view = cx.entity().clone();
|
||||
|
||||
window.defer(cx, {
|
||||
let panel = panel.clone();
|
||||
|
||||
move |window, cx| {
|
||||
// If the panel is a TabPanel, set its parent to this.
|
||||
if let Ok(tab_panel) = panel.view().downcast::<TabPanel>() {
|
||||
tab_panel.update(cx, |tab_panel, _| tab_panel.set_parent(view.downgrade()));
|
||||
} else if let Ok(stack_panel) = panel.view().downcast::<Self>() {
|
||||
stack_panel.update(cx, |stack_panel, _| {
|
||||
stack_panel.parent = Some(view.downgrade())
|
||||
});
|
||||
}
|
||||
|
||||
// Subscribe to the panel's layout change event.
|
||||
_ = dock_area.update(cx, |this, cx| {
|
||||
if let Ok(tab_panel) = panel.view().downcast::<TabPanel>() {
|
||||
this.subscribe_panel(&tab_panel, window, cx);
|
||||
} else if let Ok(stack_panel) = panel.view().downcast::<Self>() {
|
||||
this.subscribe_panel(&stack_panel, window, cx);
|
||||
}
|
||||
});
|
||||
}
|
||||
});
|
||||
|
||||
let ix = if ix > self.panels.len() {
|
||||
self.panels.len()
|
||||
} else {
|
||||
ix
|
||||
};
|
||||
|
||||
// Get avg size of all panels to insert new panel, if size is None.
|
||||
let size = match size {
|
||||
Some(size) => size,
|
||||
None => {
|
||||
let state = self.state.read(cx);
|
||||
(state.container_size() / (state.sizes().len() + 1) as f32).max(PANEL_MIN_SIZE)
|
||||
}
|
||||
};
|
||||
|
||||
// Insert panel
|
||||
self.panels.insert(ix, panel.clone());
|
||||
|
||||
// Update resizable state
|
||||
self.state.update(cx, |state, cx| {
|
||||
state.insert_panel(Some(size), Some(ix), cx);
|
||||
});
|
||||
|
||||
cx.emit(PanelEvent::LayoutChanged);
|
||||
cx.notify();
|
||||
}
|
||||
|
||||
/// Remove panel from the stack.
|
||||
///
|
||||
/// If `ix` is not found, do nothing.
|
||||
pub fn remove_panel(
|
||||
&mut self,
|
||||
panel: Arc<dyn PanelView>,
|
||||
window: &mut Window,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
let Some(ix) = self.index_of_panel(panel.clone()) else {
|
||||
return;
|
||||
};
|
||||
|
||||
self.panels.remove(ix);
|
||||
self.state.update(cx, |state, cx| {
|
||||
state.remove_panel(ix, cx);
|
||||
});
|
||||
|
||||
cx.emit(PanelEvent::LayoutChanged);
|
||||
|
||||
self.remove_self_if_empty(window, cx);
|
||||
}
|
||||
|
||||
/// Replace the old panel with the new panel at same index.
|
||||
pub fn replace_panel(
|
||||
&mut self,
|
||||
old_panel: Arc<dyn PanelView>,
|
||||
new_panel: Entity<StackPanel>,
|
||||
_window: &mut Window,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
if let Some(ix) = self.index_of_panel(old_panel.clone()) {
|
||||
self.panels[ix] = Arc::new(new_panel.clone());
|
||||
self.state.update(cx, |state, cx| {
|
||||
state.replace_panel(ix, ResizablePanelState::default(), cx);
|
||||
});
|
||||
cx.emit(PanelEvent::LayoutChanged);
|
||||
}
|
||||
}
|
||||
|
||||
/// If children is empty, remove self from parent view.
|
||||
pub fn remove_self_if_empty(&mut self, window: &mut Window, cx: &mut Context<Self>) {
|
||||
if self.is_root() {
|
||||
return;
|
||||
}
|
||||
|
||||
if !self.panels.is_empty() {
|
||||
return;
|
||||
}
|
||||
|
||||
let view = cx.entity().clone();
|
||||
if let Some(parent) = self.parent.as_ref() {
|
||||
_ = parent.update(cx, |parent, cx| {
|
||||
parent.remove_panel(Arc::new(view.clone()), window, cx);
|
||||
});
|
||||
}
|
||||
|
||||
cx.emit(PanelEvent::LayoutChanged);
|
||||
cx.notify();
|
||||
}
|
||||
|
||||
/// Find the first top left in the stack.
|
||||
pub fn left_top_tab_panel(&self, check_parent: bool, cx: &App) -> Option<Entity<TabPanel>> {
|
||||
if check_parent
|
||||
&& let Some(parent) = self.parent.as_ref().and_then(|parent| parent.upgrade())
|
||||
&& let Some(panel) = parent.read(cx).left_top_tab_panel(true, cx)
|
||||
{
|
||||
return Some(panel);
|
||||
}
|
||||
|
||||
let first_panel = self.panels.first();
|
||||
if let Some(view) = first_panel {
|
||||
if let Ok(tab_panel) = view.view().downcast::<TabPanel>() {
|
||||
Some(tab_panel)
|
||||
} else if let Ok(stack_panel) = view.view().downcast::<StackPanel>() {
|
||||
stack_panel.read(cx).left_top_tab_panel(false, cx)
|
||||
} else {
|
||||
None
|
||||
}
|
||||
} else {
|
||||
None
|
||||
}
|
||||
}
|
||||
|
||||
/// Find the first top right in the stack.
|
||||
pub fn right_top_tab_panel(&self, check_parent: bool, cx: &App) -> Option<Entity<TabPanel>> {
|
||||
if check_parent
|
||||
&& let Some(parent) = self.parent.as_ref().and_then(|parent| parent.upgrade())
|
||||
&& let Some(panel) = parent.read(cx).right_top_tab_panel(true, cx)
|
||||
{
|
||||
return Some(panel);
|
||||
}
|
||||
|
||||
let panel = if self.axis.is_vertical() {
|
||||
self.panels.first()
|
||||
} else {
|
||||
self.panels.last()
|
||||
};
|
||||
|
||||
if let Some(view) = panel {
|
||||
if let Ok(tab_panel) = view.view().downcast::<TabPanel>() {
|
||||
Some(tab_panel)
|
||||
} else if let Ok(stack_panel) = view.view().downcast::<StackPanel>() {
|
||||
stack_panel.read(cx).right_top_tab_panel(false, cx)
|
||||
} else {
|
||||
None
|
||||
}
|
||||
} else {
|
||||
None
|
||||
}
|
||||
}
|
||||
|
||||
/// Remove all panels from the stack.
|
||||
pub fn remove_all_panels(&mut self, _: &mut Window, cx: &mut Context<Self>) {
|
||||
self.panels.clear();
|
||||
self.state.update(cx, |state, cx| {
|
||||
state.clear();
|
||||
cx.notify();
|
||||
});
|
||||
}
|
||||
|
||||
/// Change the axis of the stack panel.
|
||||
pub fn set_axis(&mut self, axis: Axis, _: &mut Window, cx: &mut Context<Self>) {
|
||||
self.axis = axis;
|
||||
cx.notify();
|
||||
}
|
||||
}
|
||||
|
||||
impl Focusable for StackPanel {
|
||||
fn focus_handle(&self, _cx: &App) -> FocusHandle {
|
||||
self.focus_handle.clone()
|
||||
}
|
||||
}
|
||||
|
||||
impl EventEmitter<PanelEvent> for StackPanel {}
|
||||
|
||||
impl EventEmitter<DismissEvent> for StackPanel {}
|
||||
|
||||
impl Render for StackPanel {
|
||||
fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
|
||||
h_flex().size_full().overflow_hidden().child(
|
||||
ResizablePanelGroup::new("stack-panel-group")
|
||||
.with_state(&self.state)
|
||||
.axis(self.axis)
|
||||
.children(self.panels.clone().into_iter().map(|panel| {
|
||||
resizable_panel()
|
||||
.child(panel.view())
|
||||
.visible(panel.visible(cx))
|
||||
})),
|
||||
)
|
||||
}
|
||||
}
|
||||
File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user