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app: add Maximize and Center methods support for macOS and X11

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Commit 9835cd59 added support for the Window.Maximize and
Window.Center methods for Windows only.
This patch also adds support for macOS and X11.

Signed-off-by: Pierre Curto <pierre.curto@gmail.com>
This commit is contained in:
Pierre Curto
2021-11-13 18:23:30 +01:00
committed by Elias Naur
parent f4c82adeff
commit a699f771c6
3 changed files with 90 additions and 34 deletions
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app/os_macos.go
+27 -4
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@@ -118,6 +118,17 @@ static void setMaxSize(CFTypeRef windowRef, CGFloat width, CGFloat height) {
window.contentMaxSize = NSMakeSize(width, height);
}
static void setScreenFrame(CFTypeRef windowRef, CGFloat x, CGFloat y, CGFloat w, CGFloat h) {
NSWindow* window = (__bridge NSWindow *)windowRef;
NSRect r = NSMakeRect(x, y, w, h);
[window setFrame:r display:YES];
}
static NSRect getScreenFrame(CFTypeRef windowRef) {
NSWindow* window = (__bridge NSWindow *)windowRef;
return [[window screen] frame];
}
static void setTitle(CFTypeRef windowRef, const char *title) {
NSWindow* window = (__bridge NSWindow *)windowRef;
window.title = [NSString stringWithUTF8String: title];
@@ -291,11 +302,23 @@ func (w *window) Close() {
C.closeWindow(w.window)
}
// Maximize the window. Not implemented for macos.
func (w *window) Maximize() {}
// Maximize the window.
func (w *window) Maximize() {
r := C.getScreenFrame(w.window) // the screen size of the window
C.setScreenFrame(w.window, C.CGFloat(0), C.CGFloat(0), r.size.width, r.size.height)
}
// Center the window. Not implemented for macos.
func (w *window) Center() {}
// Center the window.
func (w *window) Center() {
r := C.getScreenFrame(w.window) // the screen size of the window
screenScale := float32(C.getScreenBackingScale())
sz := w.config.Size.Div(int(screenScale))
x := (int(r.size.width) - sz.X) / 2
y := (int(r.size.height) - sz.Y) / 2
C.setScreenFrame(w.window, C.CGFloat(x), C.CGFloat(y), C.CGFloat(sz.X), C.CGFloat(sz.Y))
}
func (w *window) setStage(stage system.Stage) {
if stage == w.stage {