Clear the cached UIActionSheet and cache the uiactionsheet.

Clear the cached UIActionSheet and cache the uiactionsheet.

 

Click anywhere and a prompt is displayed:

 

 

 

Code:

 

// Click anywhere to see the sheet

-(Void) touchesBegan :( NSSet *) touches withEvent :( UIEvent *) event

{

UIActionSheet * sheet = [[UIActionSheet alloc] initWithTitle: @ "are you sure you want to clear the image cache? "Delegate: self cancelButtonTitle: @" cancel "destructiveButtonTitle: @" OK "otherButtonTitles: nil, nil];

[Sheet showInView: self. view];

}

 

How can I dynamically add buttons to UIActionSheet on the iPhone?

Let's take a look at this code: UIActionSheet * sheet = [[UIActionSheet alloc] init]; [sheet addButtonWithTitle: @ "Button 1"]; if (useDestructiveButton) {[sheet setDestructiveButtonIndex: [sheet addButtonWithTitle: @ "Button 2"];}
 
How to change the background color of UIActionSheet?

UIImageView * buttonbackgroundView = [[UIImageView alloc] initWithImage: [UIImage imageNamed: @ "login_background"];
[UIActionSheet addSubview: buttonbackgroundView];
You can add images or change colors as needed.