uibutton

Should all .png files be in power of two on the Iphone?

Hi All, When creating an UIImage file from a .png to be displayed on a button, view/cell background, etc. for a standard Iphone application, should all of them be in powers of 2 for optimization reasons? ...

UIbutton stretchable

I have 2 images for UIbutton (1 for normal state and 1 for highlited state). When the button is highlited the height of button increases(as per image size) . I want that height of button should increase only from top and not from bottom. I mean it should stretch from top .is it possible ? if yes ,how ? ...

how can i set the background color of a particular button in iphone ?

How can I set the background color of a particular button in iPhone? I used: btnName1 = [ColorfulButton buttonWithType:UIButtonTypeRoundedRect]; btnName1.frame=CGRectMake(45,146,220,40); [btnName1 setTitle:@"Continue" forState:UIControlStateNormal]; [btnName1 setTitleColor:[UIColor blackColor] forState:UIControlStateNormal]; [btnName...

Change a UIButton View's background upon press

This should be easy but its got me stumped. I've got a button on each row of a table cell. The button is to delete the file associated with that row. I have an image that indicates if the file is present on the iPhone or not present. When the user presses the button, the target action method (showDeleteSheet) then calls a UIActionS...

Replicate UISegmentedControl with UIButtons - iPhone

Hi guys, I didnt like the style of UISegmentedControl, hence i tried to change the way it looked, but I couldnt attach images to its buttons. I just didnt change at all. Now i'm looking at how to replicate that function with 4 UIButtons. I've setup 4 UIButtons in interface builder, added different tag numbers to them. What i cannot a...

Warning generated by UIButton setting code

I have a for loop setting the background images on buttons, basically the buttons are thumbnail previews of different items & can't be set statically, however the code gives an warning because it runs through all the UIViews but then calls setBackgroundImage which does not apply to all views. The warning is an irritation, I understand wh...

Code for terminating application on button click ( in iPhone ).......

I need code for terminating the application on a button click but termination should be done with basic animation....Can anyone suggest? I tried with exit(0) and also by using [[UIApplication sharedApplication] terminate]; but it terminates application roughly......... ...

how to add a instance variable and use it in a custom UIButton

Hi, I created a custom UIButton like this @interface CustomButton : UIButton { NSString *firstLine; NSString *secondLine; } @property (nonatomic, retain) NSString *firstLine; @property (nonatomic, retain) NSString *secondLine; @end CustomButton* rightButton = [CustomButton buttonWithType:UIButtonTypeDetailDisclosure]; rightB...

How can I play video by touching the button on the video thumnail of the video in tableviewcell ?

I have a table view in which if each cell is touched a video plays. Each cell have image of the video cell.imageView.image. And on the image I have a button (UIButton) with play symbol. If I touch the play button the corresponding video should be played same like the when cell is touched. I have a selector for the play button. But ...

Numerous buttons in a view

Hello, I want to create 25 buttons in my view. Should I create 25 buttons(UIbutton butonwithtype) individually or is there any other alternative ? Please comment if the Question is not understood by you. ...

Creating a Custom UIButton.

I am looking to create a Custom UIButton (not subclass) progrmatically, I would like it to have a background image that will stretch as the UIButton's width increases. How would I do this? ...

Custom UIButton + subviews = no events

Basically I have a custom UIButton and this custom button contains subviews. If I add those subviews to my uibutton, then the button stops responding to event changes. I.e if I click on it it doesn't respond to the selector. I have everything set as userInteractionEnabled. I also tried adding touchbegan and this is working. If I remove t...

UIButton not firing selector if I draw it using CALayer

Hi everybody I create this button like this: _myButton = [[UIButton buttonWithType:UIButtonTypeCustom] retain]; DLBadgeLayerDelegate *layerDelegate = [[DLBadgeLayerDelegate alloc] init]; _myButton.frame = CGRectMake(0.0 , 0.0, 100.0, 100.0); [_myButton addTarget:self action:@selector(myButtonTapped:) forControlEvents:UICon...

IPhone UIView:Is it possible to enable userinteraction only on subviews?

Hi guys, I created a viewcontroller that displays a button which is used to slide a view onto the screen. The idea is to place for instance three such viewcontrollers onscreen, resulting in three buttons at the bottom of the screen providing navigation. The viewcontrollers get stacked, so to the top one is now overlaying the other vie...

iphone menu navigation with buttons help requested

Hi, I'm trying to program an iphone app that will have several different (sub)apps. Ideally, I want to know how to make the main menu for this app look and behave like the iphone's own app menu, but I can't figure it out. If any one knows a package or library that does this, please let me know. Plan B is to mock one using UIButtons, ...

colorizing UIbuttons

Does someone know how to colorize a UIButton (iphone)? I have a greyscale image with alpha that I want to colorize to various different colors. Setting things like background color only shade the entire image without respecting the alpha. Is there a straightforward way to do this, or will I need to subclass UIButton and overload the d...

How to find attribute value in debugger?

I have a button and would like to know its enabled state while stepping through code. This doesn't work in the debugger: po self.myButton.enabled It prints: There is no member named enabled. Is there another way to print out its state? ...

How to set the title as left alignment in the UIButton.

Hi Guys, I need to dispaly the email address from left side of a UIButton, But it is getting in the center. Is there any way to set the alignment to the left side of a UIButton. UIButton* emailBtn = [[UIButton alloc] initWithFrame:CGRectMake(5,30,250,height+15)]; emailBtn.backgroundColor=[UIColor clearColor]; ...

How do I create a gradient button on an iPhone?

How can I create a button that looks like the one found in the screenshot below on an iPhone with the 3.0 SDK? It's a button that shows when connecting to a host iTunes library from the iTunes remote. Is it a case of writing a custom control or is this a stock style? ...

UIButton also highlighting when cell is touched.

I've a UIButton on my table cell that pops up (touchUpInside) a UIAlertView and asks the user if they want to delete the file associated with that cell. Otherwise, a touch on the cell itself highlights the cell then moves to the next level to reveal content. The issue is that when the cell is selected and highlighted, the button highli...