Added SimpleCocoaApp to the experimental directory

http://codereview.appspot.com/4576059/


git-svn-id: http://skia.googlecode.com/svn/trunk@1614 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 60 insertions, 0 deletions

diff --git a/experimental/SimpleCocoaApp/SkNSWindow.mm b/experimental/SimpleCocoaApp/SkNSWindow.mm
new file mode 100644
index 0000000000..5f4d65e315
--- /dev/null
+++ b/experimental/SimpleCocoaApp/SkNSWindow.mm
@@ -0,0 +1,60 @@
+#import "SkNSWindow.h"
+#import "SkEvent.h"
+#define SkEventClass @"SkEvent"
+@implementation SkNSWindow
+
+-(id) initWithContentRect:(NSRect)contentRect styleMask:(NSUInteger)aStyle 
+                  backing:(NSBackingStoreType)bufferingType defer:(BOOL)flag {
+    self = [super initWithContentRect:contentRect styleMask:aStyle 
+                              backing:bufferingType defer:flag];
+    if (self) {
+        //Register as an observer for SkEventClass events and call 
+        //receiveSkEvent: upon receiving the event
+        [[NSNotificationCenter defaultCenter] addObserver:self 
+         selector:@selector(receiveSkEvent:) name:SkEventClass object:nil];
+    }
+    return self;
+}
+
+-(void) dealloc {
+    [[NSNotificationCenter defaultCenter] removeObserver:self];
+    [super dealloc];
+}
+
+-(void) installSkViews {
+    //to be overwritten by subclass
+}
+
+-(BOOL) acceptsFirstResponder {
+    return YES;
+}
+
+-(void) receiveSkEvent:(NSNotification *)notification {
+    if(SkEvent::ProcessEvent())
+        SkEvent::SignalNonEmptyQueue();
+}
+
++(void) postTimedEvent:(NSTimeInterval)ti {
+    [NSTimer scheduledTimerWithTimeInterval:ti target:self 
+                                   selector:@selector(timerFireMethod:)
+                                   userInfo:nil repeats:NO];
+}
+
++(void) timerFireMethod:(NSTimer*)theTimer {
+	SkEvent::ServiceQueueTimer();
+}
+@end
+////////////////////////////////////////////////////////////////////////////////
+void SkEvent::SignalNonEmptyQueue() {
+    //post a SkEventClass event to the default notification center
+    [[NSNotificationCenter defaultCenter] postNotificationName:SkEventClass 
+                                                        object:nil];
+}
+
+void SkEvent::SignalQueueTimer(SkMSec delay) {
+	if (delay) {
+        //Convert to seconds
+        NSTimeInterval ti = delay/(float)SK_MSec1;
+        [SkNSWindow postTimedEvent:ti];
+	}  
+}
\ No newline at end of file