ios鍵盤監聽

標籤：

1         // 監聽鍵盤2         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShowAction:) name:UIKeyboardWillShowNotification object:nil];3         4         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHideAction:) name:UIKeyboardWillHideNotification object:nil];

 

 

 1 #pragma mark - 鍵盤處理 2  3 /** 4  *  鍵盤即將隱藏 5  */ 6 - (void)keyboardWillHideAction:(NSNotification *)note 7 { 8      9     // 1.鍵盤彈出需要的時間10     CGFloat duration = [note.userInfo[UIKeyboardAnimationDurationUserInfoKey] doubleValue];11     12     // 2.動畫13     [UIView animateWithDuration:duration animations:^{14         self.view.transform = CGAffineTransformIdentity;15     }];16 }17 18 /**19  *  鍵盤即將彈出20  */21 - (void)keyboardWillShowAction:(NSNotification *)note22 {23     24     // 1.鍵盤彈出需要的時間25     CGFloat duration = [note.userInfo[UIKeyboardAnimationDurationUserInfoKey] doubleValue];26     27     // 2.動畫28     [UIView animateWithDuration:duration animations:^{29         // 取出鍵盤高度30         CGRect keyboardF = [note.userInfo[UIKeyboardFrameEndUserInfoKey] CGRectValue];31         CGFloat keyboardH = keyboardF.size.height - 40;32         if (ThreeInch) {33             self.view.transform = CGAffineTransformMakeTranslation(0, - keyboardH);34         } else {35             self.view.transform = CGAffineTransformMakeTranslation(0, - 50);36         }37     }];38 }

 

ios鍵盤監聽