触摸方法 (5种)
- 开始触摸屏幕会自动调用该方法:
-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
NSLog(@"输入的内容是: %@",self.textField.text);
// 收键盘 结束父试图的编辑
[self.view endEditing:YES];
}
- 触摸移动时自动调用该方法:
- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event{
、、、
}
- 触摸结束时自动调用该方法:
- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event{
、、、
}
- 点击过程中,事件被手势识别,会回调这个方法:
- (void)touchesCancelled:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event{
、、、
}
- 未知
- (void)touchesEstimatedPropertiesUpdated:(NSSet<UITouch *> *)touches NS_AVAILABLE_IOS(9_1);