bsalomon@google.com | f75b84e | 2011-09-29 14:58:28 +0000 | [diff] [blame] | 1 | |
| 2 | /* |
| 3 | * Copyright 2011 Google Inc. |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
| 7 | */ |
| 8 | |
yangsu@google.com | 12d177d | 2011-08-01 17:07:12 +0000 | [diff] [blame] | 9 | #import "SkEventNotifier.h" |
| 10 | #include "SkEvent.h" |
| 11 | #define SkEventClass @"SkEvenClass" |
| 12 | @implementation SkEventNotifier |
yangsu@google.com | 12d177d | 2011-08-01 17:07:12 +0000 | [diff] [blame] | 13 | - (id)init { |
| 14 | self = [super init]; |
| 15 | if (self) { |
| 16 | //Register as an observer for SkEventClass events and call |
| 17 | //receiveSkEvent: upon receiving the event |
| 18 | [[NSNotificationCenter defaultCenter] addObserver:self |
| 19 | selector:@selector(receiveSkEvent:) |
| 20 | name:SkEventClass |
| 21 | object:nil]; |
| 22 | } |
| 23 | return self; |
| 24 | } |
| 25 | |
| 26 | - (void)dealloc { |
| 27 | [[NSNotificationCenter defaultCenter] removeObserver:self]; |
| 28 | [super dealloc]; |
| 29 | } |
| 30 | |
| 31 | -(BOOL) acceptsFirstResponder { |
| 32 | return YES; |
| 33 | } |
| 34 | |
| 35 | //SkEvent Handers |
| 36 | - (void)receiveSkEvent:(NSNotification *)notification { |
| 37 | if(SkEvent::ProcessEvent()) |
| 38 | SkEvent::SignalNonEmptyQueue(); |
| 39 | } |
| 40 | |
| 41 | + (void)postTimedSkEvent:(NSTimeInterval)timeInterval { |
| 42 | [NSTimer scheduledTimerWithTimeInterval:timeInterval target:self |
| 43 | selector:@selector(timerFireMethod:) |
| 44 | userInfo:nil repeats:NO]; |
| 45 | } |
| 46 | |
| 47 | + (void)timerFireMethod:(NSTimer*)theTimer { |
| 48 | SkEvent::ServiceQueueTimer(); |
| 49 | } |
| 50 | |
| 51 | @end |
| 52 | //////////////////////////////////////////////////////////////////////////////// |
| 53 | void SkEvent::SignalNonEmptyQueue() { |
yangsu@google.com | f3493f0 | 2011-08-08 15:12:05 +0000 | [diff] [blame] | 54 | //post a SkEventClass event to the default notification queue |
| 55 | NSNotification* notification = [NSNotification notificationWithName:SkEventClass object:nil]; |
| 56 | [[NSNotificationQueue defaultQueue] enqueueNotification:notification |
| 57 | postingStyle:NSPostWhenIdle |
| 58 | coalesceMask:NSNotificationNoCoalescing |
| 59 | forModes:nil]; |
yangsu@google.com | 12d177d | 2011-08-01 17:07:12 +0000 | [diff] [blame] | 60 | } |
| 61 | |
| 62 | void SkEvent::SignalQueueTimer(SkMSec delay) { |
| 63 | if (delay) { |
| 64 | //Convert to seconds |
| 65 | NSTimeInterval ti = delay/(float)SK_MSec1; |
| 66 | [SkEventNotifier postTimedSkEvent:ti]; |
| 67 | } |
| 68 | } |