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cocoa: Always add a window-sized NSTrackingArea to each window.

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Previously this was only done on older macOSes, but it seems to work on all
versions, afaict.

Reference Issue #12725.
This commit is contained in:
Ryan C. Gordon
2025-05-31 15:00:56 -04:00
parent f61d956a04
commit 47717f22fd
1 changed files with 8 additions and 9 deletions
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17
src/video/cocoa/SDL_cocoawindow.m
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@@ -2112,20 +2112,19 @@ static void Cocoa_SendMouseButtonClicks(SDL_Mouse *mouse, NSEvent *theEvent, SDL
}
}
// NSTrackingArea is how Cocoa tells you when the mouse cursor has entered or
// left certain regions. We put one over our entire window so we know when
// it has "mouse focus."
- (void)updateTrackingAreas
{
[super updateTrackingAreas];
if (@available(macOS 12.0, *)) {
// we (currently) use the tracking areas as a workaround for older macOSes, but we might be safe everywhere...
} else {
SDL_CocoaWindowData *windata = (__bridge SDL_CocoaWindowData *)_sdlWindow->internal;
if (_trackingArea) {
[self removeTrackingArea:_trackingArea];
}
_trackingArea = [[NSTrackingArea alloc] initWithRect:[self bounds] options:NSTrackingMouseEnteredAndExited|NSTrackingActiveAlways owner:windata.listener userInfo:nil];
[self addTrackingArea:_trackingArea];
SDL_CocoaWindowData *windata = (__bridge SDL_CocoaWindowData *)_sdlWindow->internal;
if (_trackingArea) {
[self removeTrackingArea:_trackingArea];
}
_trackingArea = [[NSTrackingArea alloc] initWithRect:[self bounds] options:NSTrackingMouseEnteredAndExited|NSTrackingActiveAlways owner:windata.listener userInfo:nil];
[self addTrackingArea:_trackingArea];
}
@end