Files
Cagire/crates/baseview/src/window.rs
2026-02-20 22:14:21 +01:00

132 lines
3.6 KiB
Rust

use std::marker::PhantomData;
use raw_window_handle::{
HasRawDisplayHandle, HasRawWindowHandle, RawDisplayHandle, RawWindowHandle,
};
use crate::event::{Event, EventStatus};
use crate::window_open_options::WindowOpenOptions;
use crate::{MouseCursor, Size};
#[cfg(target_os = "macos")]
use crate::macos as platform;
#[cfg(target_os = "windows")]
use crate::win as platform;
#[cfg(target_os = "linux")]
use crate::x11 as platform;
pub struct WindowHandle {
window_handle: platform::WindowHandle,
// so that WindowHandle is !Send on all platforms
phantom: PhantomData<*mut ()>,
}
impl WindowHandle {
fn new(window_handle: platform::WindowHandle) -> Self {
Self { window_handle, phantom: PhantomData }
}
/// Close the window
pub fn close(&mut self) {
self.window_handle.close();
}
/// Returns `true` if the window is still open, and returns `false`
/// if the window was closed/dropped.
pub fn is_open(&self) -> bool {
self.window_handle.is_open()
}
}
unsafe impl HasRawWindowHandle for WindowHandle {
fn raw_window_handle(&self) -> RawWindowHandle {
self.window_handle.raw_window_handle()
}
}
pub trait WindowHandler {
fn on_frame(&mut self, window: &mut Window);
fn on_event(&mut self, window: &mut Window, event: Event) -> EventStatus;
}
pub struct Window<'a> {
window: platform::Window<'a>,
// so that Window is !Send on all platforms
phantom: PhantomData<*mut ()>,
}
impl<'a> Window<'a> {
#[cfg(target_os = "windows")]
pub(crate) fn new(window: platform::Window<'a>) -> Window<'a> {
Window { window, phantom: PhantomData }
}
#[cfg(not(target_os = "windows"))]
pub(crate) fn new(window: platform::Window) -> Window {
Window { window, phantom: PhantomData }
}
pub fn open_parented<P, H, B>(parent: &P, options: WindowOpenOptions, build: B) -> WindowHandle
where
P: HasRawWindowHandle,
H: WindowHandler + 'static,
B: FnOnce(&mut Window) -> H,
B: Send + 'static,
{
let window_handle = platform::Window::open_parented::<P, H, B>(parent, options, build);
WindowHandle::new(window_handle)
}
pub fn open_blocking<H, B>(options: WindowOpenOptions, build: B)
where
H: WindowHandler + 'static,
B: FnOnce(&mut Window) -> H,
B: Send + 'static,
{
platform::Window::open_blocking::<H, B>(options, build)
}
/// Close the window
pub fn close(&mut self) {
self.window.close();
}
/// Resize the window to the given size. The size is always in logical pixels. DPI scaling will
/// automatically be accounted for.
pub fn resize(&mut self, size: Size) {
self.window.resize(size);
}
pub fn set_mouse_cursor(&mut self, cursor: MouseCursor) {
self.window.set_mouse_cursor(cursor);
}
pub fn has_focus(&mut self) -> bool {
self.window.has_focus()
}
pub fn focus(&mut self) {
self.window.focus()
}
/// If provided, then an OpenGL context will be created for this window. You'll be able to
/// access this context through [crate::Window::gl_context].
#[cfg(feature = "opengl")]
pub fn gl_context(&self) -> Option<&crate::gl::GlContext> {
self.window.gl_context()
}
}
unsafe impl<'a> HasRawWindowHandle for Window<'a> {
fn raw_window_handle(&self) -> RawWindowHandle {
self.window.raw_window_handle()
}
}
unsafe impl<'a> HasRawDisplayHandle for Window<'a> {
fn raw_display_handle(&self) -> RawDisplayHandle {
self.window.raw_display_handle()
}
}