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// 13 may 2014
#include "objc_darwin.h"
#include "delegateuitask_darwin.h"
#include "_cgo_export.h"
#include <Foundation/NSObject.h>
#include <Foundation/NSValue.h>
#include <Foundation/NSNotification.h>
#include <AppKit/NSApplication.h>
#include <AppKit/NSWindow.h>
#include <Foundation/NSAutoreleasePool.h>
@interface appDelegate : NSObject
@end
@implementation appDelegate
- (void)uitask:(NSValue *)fp
{
appDelegate_uitask([fp pointerValue]);
}
- (BOOL)windowShouldClose:(id)win
{
appDelegate_windowShouldClose(win);
return NO; // don't close
}
- (void)windowDidResize:(NSNotification *)n
{
appDelegate_windowDidResize([n object]);
}
- (void)buttonClicked:(id)button
{
appDelegate_buttonClicked(button);
}
- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)app
{
appDelegate_applicationShouldTerminate();
return NSTerminateCancel;
}
@end
id makeAppDelegate(void)
{
return [appDelegate new];
}
id windowGetContentView(id window)
{
return [((NSWindow *) window) contentView];
}
BOOL initCocoa(id appDelegate)
{
[NSApplication sharedApplication];
if ([NSApp setActivationPolicy:NSApplicationActivationPolicyRegular] != YES)
return NO;
[NSApp activateIgnoringOtherApps:YES]; // TODO actually do C.NO here? Russ Cox does YES in his devdraw; the docs say the Finder does NO
[NSApp setDelegate:appDelegate];
return YES;
}
void douitask(id appDelegate, void *p)
{
NSAutoreleasePool *pool;
NSValue *fp;
// we need to make an NSAutoreleasePool, otherwise we get leak warnings on stderr
pool = [NSAutoreleasePool new];
fp = [NSValue valueWithPointer:p];
[appDelegate performSelectorOnMainThread:@selector(uitask:)
withObject:fp
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
[pool release];
}
void breakMainLoop(void)
{
// -[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)
// we can't call -[NSApplication terminate:] because that will just quit the program, ensuring we never leave ui.Go()
[NSApp stop:NSApp];
// simply calling -[NSApplication stop:] is not good enough, as the stop flag is only checked when an event comes in
// we have to create a "proper" event; a blank event will just throw an exception
[NSApp postEvent:makeDummyEvent() // TODO inline this
atStart:NO]; // not at start, just in case there are other events pending (TODO is this correct?)
}
void cocoaMainLoop(void)
{
[NSApp run];
}
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