iOS的一些常見系統Notification(系統訊息)
阿新 • • 發佈：2019-01-02
一、鍵盤
1、UIKeyboardWillShowNotification-將要彈出鍵盤2、UIKeyboardDidShowNotification-顯示鍵盤
3、UIKeyboardWillHideNotification-將要隱藏鍵盤
4、UIKeyboardDidHideNotification-鍵盤已經隱藏
5、UIKeyboardWillChangeFrameNotification-鍵盤將要改變frame
6、UIKeyboardDidChangeFrameNotification-鍵盤已經改變frame
二、視窗
1、UIWindowDidBecomeVisibleNotification-視窗可見2、UIWindowDidBecomeHiddenNotification-視窗隱藏
3、UIWindowDidBecomeKeyNotification
4、UIWindowDidResignKeyNotification
三、程式訊息
1、UIApplicationDidBecomeActiveNotification-程式從後臺啟用2、UIApplicationDidChangeStatusBarFrameNotification-狀態列frame改變
3、UIApplicationDidChangeStatusBarOrientationNotification-狀態列方向改變
4、UIApplicationDidEnterBackgroundNotification-進入後臺
5、UIApplicationDidFinishLaunchingNotification-程式載入完成
6、UIApplicationDidReceiveMemoryWarningNotification-記憶體警告
7、UIApplicationProtectedDataDidBecomeAvailable
8、UIApplicationProtectedDataWillBecomeUnavailable
9、UIApplicationSignificantTimeChangeNotification 重要的時間變化（新的一天開始或時區變化）
10、UIApplicationWillChangeStatusBarOrientationNotification-將要改變狀態列方向
11、UIApplicationWillChangeStatusBarFrameNotification-將要改變狀態列frame
12、UIApplicationWillEnterForegroundNotification
13、UIApplicationWillResignActiveNotification
14、UIApplicationWillTerminateNotification
四、電池、方向、感測器
1、UIDeviceBatteryLevelDidChangeNotification //電池電量 2、UIDeviceBatteryStateDidChangeNotification //電池狀態
3、UIDeviceOrientationDidChangeNotification //方向
4、UIDeviceProximityStateDidChangeNotification //近距離感測器
五、音視訊
1、MPMediaLibraryDidChangeNotification2、MPMusicPlayerControllerPlaybackStateDidChangeNotification
3、MPMusicPlayerControllerNowPlayingItemDidChangeNotification
4、MPMusicPlayerControllerVolumeDidChangeNotification
六、其他
1、NSUserDefaultsDidChangeNotification 使用者預設設定變化2、NSCurrentLocaleDidChangeNotification 本地化語言變化