109 lines
2.8 KiB
Objective-C
109 lines
2.8 KiB
Objective-C
// 13 may 2014
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#include "objc_darwin.h"
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#include "_cgo_export.h"
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#include <Foundation/NSObject.h>
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#include <Foundation/NSValue.h>
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#include <Foundation/NSNotification.h>
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#include <AppKit/NSApplication.h>
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#include <AppKit/NSWindow.h>
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#include <Foundation/NSAutoreleasePool.h>
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#include <AppKit/NSEvent.h>
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extern NSRect dummyRect;
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@interface appDelegate : NSObject
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@end
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@implementation appDelegate
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- (void)uitask:(NSValue *)fp
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{
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appDelegate_uitask([fp pointerValue]);
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}
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- (BOOL)windowShouldClose:(id)win
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{
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appDelegate_windowShouldClose(win);
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return NO; // don't close
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}
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- (void)windowDidResize:(NSNotification *)n
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{
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appDelegate_windowDidResize([n object]);
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}
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- (void)buttonClicked:(id)button
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{
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appDelegate_buttonClicked(button);
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}
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- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)app
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{
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appDelegate_applicationShouldTerminate();
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return NSTerminateCancel;
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}
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@end
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id makeAppDelegate(void)
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{
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return [appDelegate new];
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}
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id windowGetContentView(id window)
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{
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return [((NSWindow *) window) contentView];
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}
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BOOL initCocoa(id appDelegate)
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{
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dummyRect = NSMakeRect(0, 0, 100, 100);
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[NSApplication sharedApplication];
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if ([NSApp setActivationPolicy:NSApplicationActivationPolicyRegular] != YES)
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return NO;
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[NSApp activateIgnoringOtherApps:YES]; // TODO actually do C.NO here? Russ Cox does YES in his devdraw; the docs say the Finder does NO
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[NSApp setDelegate:appDelegate];
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return YES;
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}
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void douitask(id appDelegate, void *p)
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{
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NSAutoreleasePool *pool;
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NSValue *fp;
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// we need to make an NSAutoreleasePool, otherwise we get leak warnings on stderr
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pool = [NSAutoreleasePool new];
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fp = [NSValue valueWithPointer:p];
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[appDelegate performSelectorOnMainThread:@selector(uitask:)
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withObject:fp
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waitUntilDone:YES]; // wait so we can properly drain the autorelease pool; on other platforms we wind up waiting anyway (since the main thread can only handle one thing at a time) so
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[pool release];
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}
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void breakMainLoop(void)
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{
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NSEvent *e;
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// -[NSApplication stop:] stops the event loop; it won't do a clean termination, but we're not too concerned with that (at least not on the other platforms either so)
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// we can't call -[NSApplication terminate:] because that will just quit the program, ensuring we never leave ui.Go()
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[NSApp stop:NSApp];
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// simply calling -[NSApplication stop:] is not good enough, as the stop flag is only checked when an event comes in
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// we have to create a "proper" event; a blank event will just throw an exception
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e = [NSEvent otherEventWithType:NSApplicationDefined
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location:NSZeroPoint
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modifierFlags:0
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timestamp:0
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windowNumber:0
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context:nil
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subtype:0
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data1:0
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data2:0];
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[NSApp postEvent:e atStart:NO]; // not at start, just in case there are other events pending (TODO is this correct?)
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}
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void cocoaMainLoop(void)
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{
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[NSApp run];
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}
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