iPhone键盘改变颜色
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只有这2种数字键盘才有效果:UIKeyboardTypeNumberPad,UIKeyboardTypePhonePad
keyboardAppearance = UIKeyboardAppearanceAlert
代码如下:
NSArray *ws = [[UIApplication sharedApplication] windows];
for(UIView *w in ws){
NSArray *vs = [w subviews];
for(UIView *v in vs){
在父viewController中如下设置:
UIBarButtonItem *backbutton = [[UIBarButtonItem alloc]init];
backbutton.title = @"返回列表";
self.navigationItem.backBarButtonItem = backbutton;
[backbutton release];
navigationbar的back键触发其他事件
UIButton *back =[[UIButton alloc] initWithFrame:CGRectMake(200, 25, 63, 30)];
[back addTarget:self act
ion:@selector(reloadRowData:) forControlEvents:UIControlEventTouchUpInside];
[back setImage:[UIImage imageNamed:@"返回按钮.png"] forState:UIControlStateNormal];
UIBarButtonItem *backButtonItem = [[UIBarButtonItem alloc] initWithCustomView:back];
self.navigationItem.leftBarButtonItem = loginButtonItem
[back release];
[backButtonItem release];
//防止屏幕暗掉锁屏
[[UIApplication sharedApplication] setIdleTimerDisabled:YES];
//将图片从左到右翻页效果显示
UIImageView *imageView = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, 0, 470)];
[imageView setImage:[UIImage imageNamed:@"Bg.jpg"]];
self.myImageView =imageView;
[self.view addSubview:imageView];
[imageView release];
CGContextRef context = UIGraphicsGetCurrentContext();
[UIView beginAnimations:nil context:context];
[UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
[UIView setAnimationDuration:0.5];
[myImageView setFrame:CGRectMake(0, 0, 310, 470)];
[UIView commitAnimations];
让覆盖在下面层的视图接受触摸事件
searchImage.exclusiveTouch = YES;//第一层
searchImage.userInteractionEnabled = NO;
myMapView.exclusiveTouch = NO;//第二层
myMapView.userInteractionEnabled = YES;
View的缩放
NSValue *touchPointValue = [[NSValue valueWithCGPoint:CGPointMake(100,100)] retain];
[UIView beginAnimations:nil context:touchPointValue];
transform = CGAffineTransformMakeScale(0.1,0.21);
firstPieceView.transform = transform;
[UIView commitAnimations];
keyboardAppearance = UIKeyboardAppearanceAlert
代码如下:
NSArray *ws = [[UIApplication sharedApplication] windows];
for(UIView *w in ws){
NSArray *vs = [w subviews];
for(UIView *v in vs){
- if([[NSString stringWithUTF8String:object_getClassName(v)] isEqualToString:@"UIKeyboard"]){
- v.backgroundColor = [UIColor redColor];
- }
- }
- }
在父viewController中如下设置:
UIBarButtonItem *backbutton = [[UIBarButtonItem alloc]init];
backbutton.title = @"返回列表";
self.navigationItem.backBarButtonItem = backbutton;
[backbutton release];
navigationbar的back键触发其他事件
UIButton *back =[[UIButton alloc] initWithFrame:CGRectMake(200, 25, 63, 30)];
[back addTarget:self act
ion:@selector(reloadRowData:) forControlEvents:UIControlEventTouchUpInside];
[back setImage:[UIImage imageNamed:@"返回按钮.png"] forState:UIControlStateNormal];
UIBarButtonItem *backButtonItem = [[UIBarButtonItem alloc] initWithCustomView:back];
self.navigationItem.leftBarButtonItem = loginButtonItem
[back release];
[backButtonItem release];
//防止屏幕暗掉锁屏
[[UIApplication sharedApplication] setIdleTimerDisabled:YES];
//将图片从左到右翻页效果显示
UIImageView *imageView = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, 0, 470)];
[imageView setImage:[UIImage imageNamed:@"Bg.jpg"]];
self.myImageView =imageView;
[self.view addSubview:imageView];
[imageView release];
CGContextRef context = UIGraphicsGetCurrentContext();
[UIView beginAnimations:nil context:context];
[UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
[UIView setAnimationDuration:0.5];
[myImageView setFrame:CGRectMake(0, 0, 310, 470)];
[UIView commitAnimations];
让覆盖在下面层的视图接受触摸事件
searchImage.exclusiveTouch = YES;//第一层
searchImage.userInteractionEnabled = NO;
myMapView.exclusiveTouch = NO;//第二层
myMapView.userInteractionEnabled = YES;
View的缩放
NSValue *touchPointValue = [[NSValue valueWithCGPoint:CGPointMake(100,100)] retain];
[UIView beginAnimations:nil context:touchPointValue];
transform = CGAffineTransformMakeScale(0.1,0.21);
firstPieceView.transform = transform;
[UIView commitAnimations];
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