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// 8 july 2014
#import "objc_darwin.h"
#import "_cgo_export.h"
#import <Cocoa/Cocoa.h>
static Class areaClass;
@interface goApplication : NSApplication
@end
@implementation goApplication
// by default, NSApplication eats some key events
// this prevents that from happening with Area
// see http://stackoverflow.com/questions/24099063/how-do-i-detect-keyup-in-my-nsview-with-the-command-key-held and http://lists.apple.com/archives/cocoa-dev/2003/Oct/msg00442.html
- (void)sendEvent:(NSEvent *)e
{
NSEventType type;
type = [e type];
if (type == NSKeyDown || type == NSKeyUp || type == NSFlagsChanged) {
id focused;
focused = [[e window] firstResponder];
// TODO can focused be nil? the isKindOfClass: docs don't say if it handles nil receivers
if ([focused isKindOfClass:areaClass])
switch (type) {
case NSKeyDown:
[focused keyDown:e];
return;
case NSKeyUp:
[focused keyUp:e];
return;
case NSFlagsChanged:
[focused flagsChanged:e];
return;
}
// else fall through
}
// otherwise, let NSApplication do it
[super sendEvent:e];
}
@end
@interface appDelegateClass : NSObject <NSApplicationDelegate>
@end
@implementation appDelegateClass
@end
appDelegateClass *appDelegate;
id getAppDelegate(void)
{
return appDelegate;
}
BOOL uiinit(void)
{
areaClass = getAreaClass();
appDelegate = [appDelegateClass new];
[goApplication sharedApplication];
// don't check for a NO return; something (launch services?) causes running from application bundles to always return NO when asking to change activation policy, even if the change is to the same activation policy!
// see https://github.com/andlabs/ui/issues/6
[NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];
[NSApp activateIgnoringOtherApps:YES]; // TODO rsc does this; finder says NO?
[NSApp setDelegate:appDelegate];
return YES;
}
void uimsgloop(void)
{
[NSApp run];
}
// don't use [NSApp terminate:]; that quits the program
void uistop(void)
{
NSEvent *e;
[NSApp stop:NSApp];
// stop: won't register until another event has passed; let's synthesize one
e = [NSEvent otherEventWithType:NSApplicationDefined
location:NSZeroPoint
modifierFlags:0
timestamp:[[NSProcessInfo processInfo] systemUptime]
windowNumber:0
context:[NSGraphicsContext currentContext]
subtype:0
data1:0
data2:0];
[NSApp postEvent:e atStart:NO]; // let pending events take priority
}
// thanks to mikeash in irc.freenode.net/#macdev for suggesting the use of Grand Central Dispatch and blocks for this
void issue(void *what)
{
dispatch_async(dispatch_get_main_queue(), ^{
doissue(what);
});
}
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