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[macOS] implement HiDPIFactorChanged event on relevant events: (#443)

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* moving window to another screen
* changing resolution of screen
This commit is contained in:
Joe Moon 2018-04-10 18:42:22 -07:00 committed by Francesca Frangipane
parent e36fd1788d
commit f08bf44670
2 changed files with 14 additions and 1 deletions
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1
CHANGELOG.md
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@ -2,6 +2,7 @@
- Overhauled X11 window geometry calculations. `get_position` and `set_position` are more universally accurate across different window managers, and `get_outer_size` actually works now. - Overhauled X11 window geometry calculations. `get_position` and `set_position` are more universally accurate across different window managers, and `get_outer_size` actually works now.
- Fixed SIGSEGV/SIGILL crashes on macOS caused by stabilization of the `!` (never) type. - Fixed SIGSEGV/SIGILL crashes on macOS caused by stabilization of the `!` (never) type.
- Implement `WindowEvent::HiDPIFactorChanged` for macOS
# Version 0.12.0 (2018-04-06) # Version 0.12.0 (2018-04-06)

14
src/platform/macos/window.rs
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@ -95,6 +95,17 @@ impl WindowDelegate {
let state: *mut c_void = *this.get_ivar("winitState"); let state: *mut c_void = *this.get_ivar("winitState");
let state = &mut *(state as *mut DelegateState); let state = &mut *(state as *mut DelegateState);
emit_resize_event(state); emit_resize_event(state);
let scale_factor = NSWindow::backingScaleFactor(*state.window) as f32;
emit_event(state, WindowEvent::HiDPIFactorChanged(scale_factor));
}
}
extern fn window_did_change_backing_properties(this: &Object, _:Sel, _:id) {
unsafe {
let state: *mut c_void = *this.get_ivar("winitState");
let state = &mut *(state as *mut DelegateState);
let scale_factor = NSWindow::backingScaleFactor(*state.window) as f32;
emit_event(state, WindowEvent::HiDPIFactorChanged(scale_factor));
} }
} }
@ -198,7 +209,8 @@ impl WindowDelegate {
window_did_resize as extern fn(&Object, Sel, id)); window_did_resize as extern fn(&Object, Sel, id));
decl.add_method(sel!(windowDidChangeScreen:), decl.add_method(sel!(windowDidChangeScreen:),
window_did_change_screen as extern fn(&Object, Sel, id)); window_did_change_screen as extern fn(&Object, Sel, id));
decl.add_method(sel!(windowDidChangeBackingProperties:),
window_did_change_backing_properties as extern fn(&Object, Sel, id));
decl.add_method(sel!(windowDidBecomeKey:), decl.add_method(sel!(windowDidBecomeKey:),
window_did_become_key as extern fn(&Object, Sel, id)); window_did_become_key as extern fn(&Object, Sel, id));
decl.add_method(sel!(windowDidResignKey:), decl.add_method(sel!(windowDidResignKey:),