[NSWindow setContentAspectRatio:] does not trigger window resize itself, so the wrong aspect ratio will persist if nothing resizes the window. Call [NSWindow setContentSize:] in such a case.
Fixes: 91aa508d0274 ("ui/cocoa: Let the platform toggle fullscreen") Signed-off-by: Akihiko Odaki <akihiko.od...@daynix.com> --- ui/cocoa.m | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/ui/cocoa.m b/ui/cocoa.m index fa879d7dcd4b..d6a5b462f78b 100644 --- a/ui/cocoa.m +++ b/ui/cocoa.m @@ -508,6 +508,25 @@ - (void) drawRect:(NSRect) rect } } +- (NSSize)fixAspectRatio:(NSSize)original +{ + NSSize scaled; + NSSize fixed; + + scaled.width = screen.width * original.height; + scaled.height = screen.height * original.width; + + if (scaled.width < scaled.height) { + fixed.width = scaled.width / screen.height; + fixed.height = original.height; + } else { + fixed.width = original.width; + fixed.height = scaled.height / screen.width; + } + + return fixed; +} + - (NSSize) screenSafeAreaSize { NSSize size = [[[self window] screen] frame].size; @@ -525,8 +544,10 @@ - (void) resizeWindow [[self window] setContentSize:NSMakeSize(screen.width, screen.height)]; [[self window] center]; } else if ([[self window] styleMask] & NSWindowStyleMaskFullScreen) { - [[self window] setContentSize:[self screenSafeAreaSize]]; + [[self window] setContentSize:[self fixAspectRatio:[self screenSafeAreaSize]]]; [[self window] center]; + } else { + [[self window] setContentSize:[self fixAspectRatio:[self frame].size]]; } } -- 2.44.0