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eframe: Add center to NativeOptions and monitor_size to WindowInfo (#2035)

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Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>
This commit is contained in:
Adia Robbie
2022-09-17 16:20:40 +07:00
committed by GitHub
parent c4117066cf
commit bc6a823103
4 changed files with 96 additions and 5 deletions
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40
crates/eframe/src/epi.rs
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@@ -208,7 +208,7 @@ pub enum HardwareAcceleration {
/// Only a single native window is currently supported.
#[cfg(not(target_arch = "wasm32"))]
pub struct NativeOptions {
/// Sets whether or not the window will always be on top of other windows.
/// Sets whether or not the window will always be on top of other windows at initialization.
pub always_on_top: bool,
/// Show window in maximized mode
@@ -347,6 +347,13 @@ pub struct NativeOptions {
///
/// For OpenGL ES 2.0: set this to [`egui_glow::ShaderVersion::Es100`] to solve blank texture problem (by using the "fallback shader").
pub shader_version: Option<egui_glow::ShaderVersion>,
/// On desktop: make the window position to be centered at initialization.
///
/// Platform specific:
///
/// Wayland desktop currently not supported.
pub centered: bool,
}
#[cfg(not(target_arch = "wasm32"))]
@@ -389,6 +396,7 @@ impl Default for NativeOptions {
event_loop_builder: None,
#[cfg(feature = "glow")]
shader_version: None,
centered: false,
}
}
}
@@ -712,6 +720,29 @@ impl Frame {
self.output.visible = Some(visible);
}
/// On desktop: Set the window always on top.
///
/// (Wayland desktop currently not supported)
#[cfg(not(target_arch = "wasm32"))]
pub fn set_always_on_top(&mut self, always_on_top: bool) {
self.output.always_on_top = Some(always_on_top);
}
/// On desktop: Set the window to be centered.
///
/// (Wayland desktop currently not supported)
#[cfg(not(target_arch = "wasm32"))]
pub fn set_centered(&mut self) {
if let Some(monitor_size) = self.info.window_info.monitor_size {
let inner_size = self.info.window_info.size;
if monitor_size.x > 1.0 && monitor_size.y > 1.0 {
let x = (monitor_size.x - inner_size.x) / 2.0;
let y = (monitor_size.y - inner_size.y) / 2.0;
self.set_window_pos(egui::Pos2 { x, y });
}
}
}
/// for integrations only: call once per frame
pub(crate) fn take_app_output(&mut self) -> backend::AppOutput {
std::mem::take(&mut self.output)
@@ -742,6 +773,9 @@ pub struct WindowInfo {
/// Window inner size in egui points (logical pixels).
pub size: egui::Vec2,
/// Current monitor size in egui points (logical pixels)
pub monitor_size: Option<egui::Vec2>,
}
/// Information about the URL.
@@ -915,5 +949,9 @@ pub(crate) mod backend {
/// Set to some bool to change window visibility.
#[cfg(not(target_arch = "wasm32"))]
pub visible: Option<bool>,
/// Set to some bool to tell the window always on top.
#[cfg(not(target_arch = "wasm32"))]
pub always_on_top: Option<bool>,
}
}