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This commit is contained in:
Antonio Scandurra
2023-10-10 17:31:42 +02:00
parent 96fbf9fd06
commit 97edec6e72
4 changed files with 60 additions and 18 deletions
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crates/gpui3/src/elements.rs
+2
View File
@@ -1,5 +1,6 @@
mod div;
mod hoverable;
mod identified;
mod img;
mod stateless;
mod svg;
@@ -7,6 +8,7 @@ mod text;
pub use div::*;
pub use hoverable::*;
pub use identified::*;
pub use img::*;
pub use stateless::*;
pub use svg::*;
crates/gpui3/src/elements/identified.rs
+36
View File
@@ -0,0 +1,36 @@
use crate::{ElementId, Element, Bounds, ViewContext, LayoutId};
use anyhow::Result;
use derive_more::{Deref, DerefMut}
#[derive(Deref, DerefMut)]
pub struct Identified<E> {
#[deref]
#[deref_mut]
element: E,
id: ElementId,
}
impl<E: Element> Element for Identified<E> {
type State = E::State;
type FrameState = E::FrameState;
fn layout(
&mut self,
state: &mut Self::State,
cx: &mut ViewContext<Self::State>,
) -> Result<(LayoutId, Self::FrameState)> {
self.element.layout(state, cx)
}
fn paint(
&mut self,
bounds: Bounds<crate::Pixels>,
state: &mut Self::State,
frame_state: &mut Self::FrameState,
cx: &mut ViewContext<Self::State>,
) -> Result<()> {
cx.with_element_id(self.id, |cx| {
self.element.paint(bounds, state, frame_state, cx)
})
}
}
crates/gpui3/src/gpui3.rs
+3
View File
@@ -167,6 +167,9 @@ impl<T> Flatten<T> for Result<T> {
#[derive(Clone, Eq, PartialEq, Hash)]
pub struct SharedString(ArcCow<'static, str>);
#[derive(Clone, Eq, PartialEq, Hash)]
pub struct ElementId(ArcCow<'static, [u8]>);
impl Default for SharedString {
fn default() -> Self {
Self(ArcCow::Owned("".into()))
crates/gpui3/src/window.rs
+19 -18
View File
@@ -1,8 +1,8 @@
use crate::{
image_cache::RenderImageParams, px, size, AnyView, AppContext, AsyncWindowContext,
AvailableSpace, BorrowAppContext, Bounds, BoxShadow, Context, Corners, DevicePixels, DisplayId,
Edges, Effect, Element, EntityId, Event, FontId, GlyphId, Handle, Hsla, ImageData, IsZero,
LayoutId, MainThread, MainThreadOnly, MonochromeSprite, MouseMoveEvent, Path, Pixels,
Edges, Effect, Element, ElementId, EntityId, Event, FontId, GlyphId, Handle, Hsla, ImageData,
IsZero, LayoutId, MainThread, MainThreadOnly, MonochromeSprite, MouseMoveEvent, Path, Pixels,
PlatformAtlas, PlatformWindow, Point, PolychromeSprite, Quad, Reference, RenderGlyphParams,
RenderSvgParams, ScaledPixels, SceneBuilder, Shadow, SharedString, Size, Style,
TaffyLayoutEngine, Task, Underline, UnderlineStyle, WeakHandle, WindowOptions,
@@ -21,7 +21,7 @@ use std::{
mem,
sync::Arc,
};
use util::ResultExt;
use util::{arc_cow::ArcCow, ResultExt};
#[derive(Deref, DerefMut, Ord, PartialOrd, Eq, PartialEq, Clone, Default)]
pub struct StackingOrder(pub(crate) SmallVec<[u32; 16]>);
@@ -51,7 +51,8 @@ pub struct Window {
content_size: Size<Pixels>,
layout_engine: TaffyLayoutEngine,
pub(crate) root_view: Option<AnyView<()>>,
current_stacking_order: StackingOrder,
element_id_stack: SmallVec<[ElementId; 8]>,
z_index_stack: StackingOrder,
content_mask_stack: Vec<ContentMask<Pixels>>,
mouse_event_handlers: HashMap<TypeId, Vec<(StackingOrder, MouseEventHandler)>>,
propagate_event: bool,
@@ -112,7 +113,7 @@ impl Window {
content_size,
layout_engine: TaffyLayoutEngine::new(),
root_view: None,
current_stacking_order: StackingOrder(SmallVec::new()),
z_index_stack: StackingOrder(SmallVec::new()),
content_mask_stack: Vec::new(),
mouse_event_handlers: HashMap::default(),
propagate_event: true,
@@ -287,7 +288,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
&mut self,
handler: impl Fn(&Event, DispatchPhase, &mut WindowContext) + Send + Sync + 'static,
) {
let order = self.window.current_stacking_order.clone();
let order = self.window.z_index_stack.clone();
self.window
.mouse_event_handlers
.entry(TypeId::of::<Event>())
@@ -305,9 +306,9 @@ impl<'a, 'w> WindowContext<'a, 'w> {
}
pub fn stack<R>(&mut self, order: u32, f: impl FnOnce(&mut Self) -> R) -> R {
self.window.current_stacking_order.push(order);
self.window.z_index_stack.push(order);
let result = f(self);
self.window.current_stacking_order.pop();
self.window.z_index_stack.pop();
result
}
@@ -325,7 +326,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
shadow_bounds.origin += shadow.offset;
shadow_bounds.dilate(shadow.spread_radius);
window.scene_builder.insert(
&window.current_stacking_order,
&window.z_index_stack,
Shadow {
order: 0,
bounds: shadow_bounds.scale(scale_factor),
@@ -351,7 +352,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
let window = &mut *self.window;
window.scene_builder.insert(
&window.current_stacking_order,
&window.z_index_stack,
Quad {
order: 0,
bounds: bounds.scale(scale_factor),
@@ -372,7 +373,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
let window = &mut *self.window;
window
.scene_builder
.insert(&window.current_stacking_order, path.scale(scale_factor));
.insert(&window.z_index_stack, path.scale(scale_factor));
}
pub fn paint_underline(
@@ -394,7 +395,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
let content_mask = self.content_mask();
let window = &mut *self.window;
window.scene_builder.insert(
&window.current_stacking_order,
&window.z_index_stack,
Underline {
order: 0,
bounds: bounds.scale(scale_factor),
@@ -446,7 +447,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
let content_mask = self.content_mask().scale(scale_factor);
let window = &mut *self.window;
window.scene_builder.insert(
&window.current_stacking_order,
&window.z_index_stack,
MonochromeSprite {
order: 0,
bounds,
@@ -495,7 +496,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
let window = &mut *self.window;
window.scene_builder.insert(
&window.current_stacking_order,
&window.z_index_stack,
PolychromeSprite {
order: 0,
bounds,
@@ -536,7 +537,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
let window = &mut *self.window;
window.scene_builder.insert(
&window.current_stacking_order,
&window.z_index_stack,
MonochromeSprite {
order: 0,
bounds,
@@ -571,7 +572,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
let window = &mut *self.window;
window.scene_builder.insert(
&window.current_stacking_order,
&window.z_index_stack,
PolychromeSprite {
order: 0,
bounds,
@@ -824,9 +825,9 @@ impl<'a, 'w, S: Send + Sync + 'static> ViewContext<'a, 'w, S> {
}
pub fn stack<R>(&mut self, order: u32, f: impl FnOnce(&mut Self) -> R) -> R {
self.window.current_stacking_order.push(order);
self.window.z_index_stack.push(order);
let result = f(self);
self.window.current_stacking_order.pop();
self.window.z_index_stack.pop();
result
}