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Update viewports example, and added documentation for Window::default_embedded

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This commit is contained in:
Konkitoman
2023-08-09 20:16:35 +03:00
parent 20b3e16f4b
commit 48646ef521
2 changed files with 139 additions and 158 deletions
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3
crates/egui/src/containers/window.rs
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@@ -80,6 +80,9 @@ impl<'open> Window<'open> {
self
}
/// This will only be used on window creation!
/// If embedded is false the window will be a native window, if is possibile
/// Look at `Context::is_desktop` to see if is possible to create a native window!
pub fn default_embedded(mut self, embedded: bool) -> Self {
self.default_embedded = embedded;
self

294
examples/viewports/src/main.rs
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@@ -1,5 +1,7 @@
use std::sync::Arc;
use std::sync::RwLock;
use eframe::egui;
use eframe::egui::Id;
use eframe::egui::ViewportBuilder;
use eframe::NativeOptions;
@@ -8,169 +10,145 @@ const RENDERER: eframe::Renderer = eframe::Renderer::Wgpu;
#[cfg(not(feature = "wgpu"))]
const RENDERER: eframe::Renderer = eframe::Renderer::Glow;
#[derive(Default)]
pub struct App {
show_async_viewport: bool,
show_sync_viewport: bool,
show_async_window: bool,
show_sync_window: bool,
async_viewport_state: Arc<RwLock<usize>>,
sync_viewport_state: usize,
async_window_state: Arc<RwLock<usize>>,
sync_window_state: usize,
}
impl eframe::App for App {
fn update(
&mut self,
ctx: &egui::Context,
_frame: &mut eframe::Frame,
render_function: Option<&egui::ViewportRender>,
) {
// This needs to be like this to be able to show stuf on a async viewport
if let Some(render) = render_function {
// This is the render function for the current async viewport
render(ctx);
return;
}
egui::CentralPanel::default().show(ctx, |ui| {
ui.label(format!("Frame: {}", ctx.frame_nr()));
ui.label(format!("Current Viewport Id: {}", ctx.get_viewport_id()));
ui.label(format!(
"Current Parent Viewport Id: {}",
ctx.get_viewport_id()
));
ui.label("Look at the \"Frame: \" will tell you, what viewport is rendering!");
{
let mut desktop = ctx.is_desktop();
ui.checkbox(&mut desktop, "Desktop");
ctx.set_desktop(desktop)
}
ui.checkbox(&mut self.show_async_viewport, "Show Async Viewport");
ui.checkbox(&mut self.show_sync_viewport, "Show Sync Viewport");
ui.checkbox(&mut self.show_async_window, "Show Async Window");
ui.checkbox(&mut self.show_sync_window, "Show Sync Window");
let ctx = ui.ctx();
// Showing Async Viewport
if self.show_async_viewport {
let state = self.async_viewport_state.clone();
ctx.create_viewport(
ViewportBuilder::default().with_title("Async Viewport"),
move |ctx| {
let mut state = state.write().unwrap();
egui::CentralPanel::default().show(ctx, |ui| {
ui.label(format!("Frame: {}", ctx.frame_nr()));
ui.label(format!("Current Viewport Id: {}", ctx.get_viewport_id()));
ui.label(format!(
"Current Parent Viewport Id: {}",
ctx.get_viewport_id()
));
ui.label(format!("Count: {state}"));
if ui.button("Add").clicked() {
*state += 1;
}
});
},
)
}
// Showing Sync Viewport
if self.show_sync_viewport {
ctx.create_viewport_sync(
ViewportBuilder::default().with_title("Sync Viewport"),
|ctx| {
egui::CentralPanel::default().show(ctx, |ui| {
ui.label(format!("Frame: {}", ctx.frame_nr()));
ui.label(format!("Current Viewport Id: {}", ctx.get_viewport_id()));
ui.label(format!(
"Current Parent Viewport Id: {}",
ctx.get_viewport_id()
));
ui.label(format!("Count: {}", self.sync_viewport_state));
if ui.button("Add").clicked() {
self.sync_viewport_state += 1;
}
});
},
);
}
// Showing Async Window
if self.show_async_window {
let state = self.async_window_state.clone();
egui::Window::new("Async Window")
.default_embedded(false)
.show_async(ctx, move |ui| {
let ctx = ui.ctx().clone();
let mut state = state.write().unwrap();
ui.label(format!("Frame: {}", ctx.frame_nr()));
ui.label(format!("Current Viewport Id: {}", ctx.get_viewport_id()));
ui.label(format!(
"Current Parent Viewport Id: {}",
ctx.get_viewport_id()
));
ui.label(format!("Count: {state}"));
if ui.button("Add").clicked() {
*state += 1;
}
});
}
// Showing Sync Window
if self.show_sync_window {
egui::Window::new("Sync Window")
.default_embedded(false)
.show(ctx, |ui| {
ui.label(format!("Frame: {}", ui.ctx().frame_nr()));
ui.label(format!("Frame: {}", ctx.frame_nr()));
ui.label(format!("Current Viewport Id: {}", ctx.get_viewport_id()));
ui.label(format!("Count: {}", self.sync_window_state));
if ui.button("Add").clicked() {
self.sync_window_state += 1;
}
});
}
});
}
}
fn main() {
env_logger::init(); // Use `RUST_LOG=debug` to see logs.
let mut to_repair = false;
let mut show_sync = false;
let mut show = false;
let mut value = 0.0;
let mut debug = false;
let _ = eframe::run_simple_native(
"Viewports Examples",
let _ = eframe::run_native(
"Viewports",
NativeOptions {
renderer: RENDERER,
initial_window_size: Some(egui::Vec2::new(400.0, 200.0)),
..NativeOptions::default()
},
move |ctx, _frame| {
egui::CentralPanel::default().show(ctx, |ui| {
ui.label(format!("Frame: {}", ui.ctx().frame_nr()));
let mut is_desktop = ctx.is_desktop();
ui.checkbox(&mut is_desktop, "Is Desktop");
ctx.set_desktop(is_desktop);
ui.checkbox(&mut to_repair, "To Repair!");
ui.checkbox(&mut debug, "Debug");
ctx.set_debug_on_hover(debug);
ui.checkbox(&mut show_sync, "Show Sync Viewport");
if show_sync {
ctx.create_viewport_sync(
ViewportBuilder::default().with_title("Sync rendering!"),
|ctx| {
let viewport_id = ctx.get_viewport_id();
let parent_viewport_id = ctx.get_parent_viewport_id();
egui::CentralPanel::default().show(ctx, |ui| {
ui.label(format!("Frame: {}", ui.ctx().frame_nr()));
ui.horizontal(|ui| {
ui.label("Viewport ID: ");
ui.label(format!("{viewport_id}"))
});
ui.horizontal(|ui| {
ui.label("Parent Viewport ID: ");
ui.label(format!("{parent_viewport_id}"))
});
ui.checkbox(&mut show, "Show");
ui.add(
egui::widgets::DragValue::new(&mut value)
.clamp_range(-10..=10)
.speed(0.1),
);
})
},
);
};
if show {
ui.label("Is shown!");
ui.label(format!("Value: {value}"));
}
egui::CollapsingHeader::new("Show Test1").show(ui, |_ui| {
egui::Window::new("Test1")
.default_embedded(false)
.show(ctx, |ui| {
ui.label(format!("Frame: {}", ui.ctx().frame_nr()));
let mut embedded = ui.data_mut(|data| {
*data.get_temp_mut_or(Id::new("Test1").with("_is_embedded"), true)
});
let embedded_tmp = embedded;
if ui.checkbox(&mut embedded, "Should embedd?").clicked() {
ui.ctx()
.request_repaint_viewport(ui.ctx().get_parent_viewport_id());
}
if embedded_tmp != embedded {
ui.data_mut(|data| {
data.insert_persisted(
Id::new("Test1").with("_embedded"),
embedded,
);
});
}
if to_repair {
ui.spinner();
}
let ctx = ui.ctx().clone();
ui.label(format!(
"Current rendering window: {}",
ctx.get_viewport_id()
));
if ui.button("Drag").is_pointer_button_down_on() {
if ctx.get_viewport_id() != ctx.get_parent_viewport_id() {
ctx.viewport_command(
ctx.get_viewport_id(),
egui::ViewportCommand::Drag,
);
} else {
ctx.memory_mut(|mem| {
mem.set_dragged_id(
egui::Id::new("Test1").with("frame_resize"),
);
});
}
}
ui.add(
egui::widgets::DragValue::new(&mut value)
.clamp_range(-10..=10)
.speed(0.1),
);
});
});
egui::CollapsingHeader::new("Async Test2").show(ui, |_ui| {
egui::Window::new("Test2").show_async(ctx, move |ui| {
ui.label(format!("Frame: {}", ui.ctx().frame_nr()));
if to_repair {
ui.spinner();
}
let ctx = ui.ctx().clone();
ui.label(format!(
"Current rendering window: {}",
ctx.get_viewport_id()
));
if ui.button("Drag").is_pointer_button_down_on() {
if ctx.get_viewport_id() != ctx.get_parent_viewport_id() {
ctx.viewport_command(
ctx.get_viewport_id(),
egui::ViewportCommand::Drag,
);
} else {
ctx.memory_mut(|mem| {
mem.set_dragged_id(egui::Id::new("Test2").with("frame_resize"));
});
}
}
});
});
egui::CollapsingHeader::new("Async Test3").show(ui, |_ui| {
egui::Window::new("Test3").show_async(ctx, move |ui| {
ui.label(format!("Frame: {}", ui.ctx().frame_nr()));
let ctx = ui.ctx().clone();
ui.label(format!(
"Current rendering window: {}",
ctx.get_viewport_id()
));
if ui.button("Drag").is_pointer_button_down_on() {
if ctx.get_viewport_id() != ctx.get_parent_viewport_id() {
ctx.viewport_command(
ctx.get_viewport_id(),
egui::ViewportCommand::Drag,
);
} else {
ctx.memory_mut(|mem| {
mem.set_dragged_id(egui::Id::new("Test3").with("frame_resize"));
});
}
}
});
});
});
},
Box::new(|_| Box::new(App::default())),
);
}