migrations/egui
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eframe: add set_minimized and set_maximized (#2292)

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* add actions for window controls

* add maximized to WindowInfo
update button text
fix clippy

* add overlap icon when maximized

* remove argument `app`

* remove WindowInfo { maximized }

* Update minimum window size

* Double-click titlebar to toggle maximized state

---------

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>
This commit is contained in:
SunDoge
2023-02-04 21:42:42 +08:00
committed by GitHub
parent fb5cb3052d
commit f0718a61d3
3 changed files with 68 additions and 5 deletions
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43
examples/custom_window_frame/src/main.rs
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@@ -10,8 +10,8 @@ fn main() -> Result<(), eframe::Error> {
decorated: false,
// To have rounded corners we need transparency:
transparent: true,
min_window_size: Some(egui::vec2(320.0, 100.0)),
initial_window_size: Some(egui::vec2(320.0, 240.0)),
min_window_size: Some(egui::vec2(400.0, 100.0)),
initial_window_size: Some(egui::vec2(400.0, 240.0)),
..Default::default()
};
eframe::run_native(
@@ -22,7 +22,9 @@ fn main() -> Result<(), eframe::Error> {
}
#[derive(Default)]
struct MyApp {}
struct MyApp {
maximized: bool,
}
impl eframe::App for MyApp {
fn clear_color(&self, _visuals: &egui::Visuals) -> [f32; 4] {
@@ -30,7 +32,7 @@ impl eframe::App for MyApp {
}
fn update(&mut self, ctx: &egui::Context, frame: &mut eframe::Frame) {
custom_window_frame(ctx, frame, "egui with custom frame", |ui| {
custom_window_frame(self, ctx, frame, "egui with custom frame", |ui| {
ui.label("This is just the contents of the window");
ui.horizontal(|ui| {
ui.label("egui theme:");
@@ -41,6 +43,7 @@ impl eframe::App for MyApp {
}
fn custom_window_frame(
app: &mut MyApp,
ctx: &egui::Context,
frame: &mut eframe::Frame,
title: &str,
@@ -92,7 +95,11 @@ fn custom_window_frame(
};
let title_bar_response =
ui.interact(title_bar_rect, Id::new("title_bar"), Sense::click());
if title_bar_response.is_pointer_button_down_on() {
if title_bar_response.double_clicked() {
app.maximized = !app.maximized;
frame.set_maximized(app.maximized);
} else if title_bar_response.is_pointer_button_down_on() {
frame.drag_window();
}
@@ -105,6 +112,32 @@ fn custom_window_frame(
frame.close();
}
let minimized_response = ui.put(
Rect::from_min_size(
rect.left_top() + vec2((height - 4.0) * 1.0, 0.0),
Vec2::splat(height),
),
Button::new(RichText::new("🗕").size(height - 4.0)).frame(false),
);
if minimized_response.clicked() {
frame.set_minimized(true);
}
let maximized_response = ui.put(
Rect::from_min_size(
rect.left_top() + vec2((height - 4.0) * 2.0, 0.0),
Vec2::splat(height),
),
Button::new(
RichText::new(if app.maximized { "🗗" } else { "🗖" }).size(height - 4.0),
)
.frame(false),
);
if maximized_response.clicked() {
app.maximized = !app.maximized;
frame.set_maximized(app.maximized);
}
// Add the contents:
let content_rect = {
let mut rect = rect;