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Draw only once on next frame callbacks

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This commit is contained in:
Antonio Scandurra 2023-10-05 10:57:16 +02:00
parent ed20397a2b
commit bf73b40529
6 changed files with 47 additions and 78 deletions
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16
crates/gpui3/src/app.rs
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@ -8,9 +8,9 @@ pub use model_context::*;
use refineable::Refineable;
use crate::{
current_platform, image_cache::ImageCache, AssetSource, Context, DisplayLinker, Executor,
LayoutId, MainThread, MainThreadOnly, Platform, RootView, SvgRenderer, Task, TextStyle,
TextStyleRefinement, TextSystem, Window, WindowContext, WindowHandle, WindowId,
current_platform, image_cache::ImageCache, AssetSource, Context, DisplayId, Executor, LayoutId,
MainThread, MainThreadOnly, Platform, PlatformDisplayLinker, RootView, SvgRenderer, Task,
TextStyle, TextStyleRefinement, TextSystem, Window, WindowContext, WindowHandle, WindowId,
};
use anyhow::{anyhow, Result};
use collections::{HashMap, VecDeque};
@ -56,13 +56,14 @@ impl App {
Self(Arc::new_cyclic(|this| {
Mutex::new(AppContext {
this: this.clone(),
display_linker: Arc::new(DisplayLinker::new(platform.display_linker())),
text_system: Arc::new(TextSystem::new(platform.text_system())),
pending_updates: 0,
display_linker: platform.display_linker(),
next_frame_callbacks: Default::default(),
platform: MainThreadOnly::new(platform, executor.clone()),
executor,
svg_renderer: SvgRenderer::new(asset_source),
image_cache: ImageCache::new(http_client),
pending_updates: 0,
text_style_stack: Vec::new(),
state_stacks_by_type: HashMap::default(),
unit_entity,
@ -90,14 +91,16 @@ impl App {
}
type Handlers = SmallVec<[Arc<dyn Fn(&mut AppContext) -> bool + Send + Sync + 'static>; 2]>;
type FrameCallback = Box<dyn FnOnce(&mut WindowContext) + Send>;
pub struct AppContext {
this: Weak<Mutex<AppContext>>,
platform: MainThreadOnly<dyn Platform>,
text_system: Arc<TextSystem>,
pending_updates: usize,
pub(crate) display_linker: Arc<dyn PlatformDisplayLinker>,
pub(crate) next_frame_callbacks: HashMap<DisplayId, Vec<FrameCallback>>,
pub(crate) executor: Executor,
pub(crate) display_linker: Arc<DisplayLinker>,
pub(crate) svg_renderer: SvgRenderer,
pub(crate) image_cache: ImageCache,
pub(crate) text_style_stack: Vec<TextStyleRefinement>,
@ -146,7 +149,6 @@ impl AppContext {
}
fn flush_effects(&mut self) {
dbg!("flush effects");
while let Some(effect) = self.pending_effects.pop_front() {
match effect {
Effect::Notify(entity_id) => self.apply_notify_effect(entity_id),