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Questions tagged [uicontrolevents]

The type of enum constant for the kinds of control events possible for control objects.

104 questions
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iphone6s called wrong UIControlEvent method

I wrote a simple demo to show my issue.The button need to be added two touch events:drag and touch. UIButton * btn1 = [UIButton buttonWithType:UIButtonTypeCustom]; btn1.frame = CGRectMake(300, 100, 100, 100); btn1.backgroundColor = [UIColor…
michiko
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iOS - UIButton requires two taps with UIControlEventTouchUpInside

For some reason my UIButton requires two taps to trigger and I don't understand why, this is not the desired functionality and all of my other buttons work as expected Here is the addTarget code: [self.myButton addTarget:self…
CQM
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Listen user performed state changes on an iOS Switch

In my iOS application I have UITableView and in some of the cells are a Switch. I have set a Listener on the Switch in the following way: [cell.toggle addTarget:self action:@selector(onSwitchToggle:)…
Joakim
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Buttons created programmatically doesn't receive touch up inside events... UICollectionViewCell

I'm creating Collection View Cells programmatically using Facade framework to position it right. Unfortunately buttons inside cells doesn't react to touches. Collection View is created using storyboard. CollectionViewCell appearance loading:…
Adish
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Trigger UICollectionViewCell press on UIControlEventTouchDown event instead of UIControlEventTouchUpInside?

I have a UICollectionView with 35 square UICollectionViewCells. Upon pressing them, an audio file is played. I cannot however press two or more cells at the same time because the audio file is triggered once my finger leaves the button (i.e.…
TestinginProd
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Custom cell UITextField updated in all cells across all sections

This is a dynamic prototype UITableView: In my cellForRowAtIndexPath: I have dequequed my custom cell and this works just fine: TimeSetViewCell *cell = [_tableView dequeueReusableCellWithIdentifier:@"timeCell" forIndexPath:indexPath]; Next I set…
F.Lee
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UIControlEventEditingChanged not detected when deleting only remaining character from UITextField?

I am trying to get a character count while typing into a UITextField. I use UIControlEventEditingChanged notification to then get the current count: [textField addTarget:self action:@selector(handleTextDidChange:)…
JimmyJammed
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Implicit conversion from enumeration type 'enum UIControlEvents' to different enumeration type 'UIControlState' (aka 'enum UIControlState')

I am using Xcode 5.0.2 and getting the following warning when trying to compile my objective C code: **Implicit conversion from enumeration type 'enum UIControlEvents' to different enumeration type 'UIControlState' (aka 'enum…
Mihir Oza
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UIControlEventTouchDown does not work with UIScrollView

I have this code, who capture when the user click in my textfield, and call a function: -(void)viewDidLoad{ [mytextfield addTarget:self action:@selector(callvariant:) forControlEvents:UIControlEventTouchDown]; …
user3781174
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Implement touch cancel on UIButton

I have a subclassed UIButton that I made into an irregular shape (Parallelogram) where I override the touch events so it will only accept touch events inside the shape How can I implement a touch event like a normal UIButton where I can cancel a…
SleepNot
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UIAlertView after exiting UIPickerView as inputView

Hi I have a textfield to which I have assigned a UIPickerView as inputView. The UIPickerView has a method called using addTarget:action:forControlEvent: which I want to bring up an alertView to ask the user if this change is what they…
shane
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Detect single controlevent for all buttons

I know I can detect if my button is being held down by adding a selector like this [button addTarget:self action:@selector(buttonDown:) forControlEvents:UIControlEventTouchDown]; But with 50+ buttons in a single view I have I'm trying to see if…
user3550397
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UISwitch in ios7 not triggerring action messages often

UISwitch added to a UITableviewCell with the target event UIControlEventValueChanged, is not triggering the action messages or events very often (ie the selector action method is not getting called).
user3544968
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Intercept UITextField touch

I would like to intercept a touch on a UITextField, for instance when I first load it I give it a @selector() to load a different method instead of the delegate stuff? This is my attempt: descriptionText = [[UITextField alloc]…
HurkNburkS
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UIControl subclass - how to stop touch event flow?

I am writing a board game app (like chess). The main view recognizes swipe gestures (UISwipeGestureRecognizer) started anywhere in its fullscreen view, which make the board rotating. Now I added a square-shaped transparent subview exactly over the…
Voyteck
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