uibutton

问题 I have a FBLoginView with property loginButton, and I want to make a button that is not in the same view fire this FBLoginView built in button feature. Does anyone have any suggestions? thanks 回答1: Download latest facebook SDK install and import coreKit & LoginKit frameworks in target. Create one sample button and give action. Ex: [fbLogin addTarget:self action:@selector(facebookLogin:) forControlEvents:UIControlEventTouchUpInside]; #import<FBSDKCoreKit/FBSDKCoreKit.h> #import<FBSDKLoginKit

问题 I want to resize the default clear button of UITextField . After I googled a lot, I came to know there is no way to modify it. So I decided to go with Custom option ie, by adding UIButton to text field.I found some code from S.O, but nothing works for me. These are the links which I referred. Custom UITextField clear button Custom clear button for UITextField Custom clear button in UISearchBar text field So please suggest some solution which behaves exactly as default clear button of

问题 I want to resize the default clear button of UITextField . After I googled a lot, I came to know there is no way to modify it. So I decided to go with Custom option ie, by adding UIButton to text field.I found some code from S.O, but nothing works for me. These are the links which I referred. Custom UITextField clear button Custom clear button for UITextField Custom clear button in UISearchBar text field So please suggest some solution which behaves exactly as default clear button of

问题 In cases where multiple buttons call an IBOutlet, can the IBOutlet determine which button was pressed? edit: All fixed and wired up. key point: Object ID is not sender tag! Tag is a standalone value on the first page of the attributes. - (IBAction)buttonPressed:(id)sender { switch ( [sender tag] ) { case 109: NSLog(@"Button 1"); break; case 108: NSLog(@"Button 2"); break; } } 回答1: Normally you would connect the buttons event (Touch Down) to the IBAction method you wish to invoke in your

问题 In cases where multiple buttons call an IBOutlet, can the IBOutlet determine which button was pressed? edit: All fixed and wired up. key point: Object ID is not sender tag! Tag is a standalone value on the first page of the attributes. - (IBAction)buttonPressed:(id)sender { switch ( [sender tag] ) { case 109: NSLog(@"Button 1"); break; case 108: NSLog(@"Button 2"); break; } } 回答1: Normally you would connect the buttons event (Touch Down) to the IBAction method you wish to invoke in your

问题 I have created a small UIView which contains two UIButton s. The view responds to UITapGesture events. The Buttons are supposed to respond to TouchUpInside , however when I tap the buttons the responder is the underlying view and the tap gesture selector is triggered. Looking for advice or suggestions. 回答1: How are the views ordered in the view hierarchy? Also, are you creating the interface in IB? If you hook up the connections properly, this shouldn't be an issue at all... 回答2: You can

问题 I've got a UIButton in a UIView, which is in a UIViewController that I've allocated and inited from a .xib file. When hooking an IBAction up to the 'Touch Down' event of a UIButton it triggers correctly. But if I hook it up to the 'Touch Up Inside' event it doesn't respond. Other events don't work either. 'Touch Drag Enter', 'Touch Drag Exit', 'Touch Up Outside' etc. Only Touch Down. Does anyone have any idea why this might be? Rich 回答1: First, I can absolutely, positively guarantee you that

问题 I am aware that there are already many questions asked similar to this, but I have tried all of them, and on failing to solve my issue I am posting my question. First the questions I tried are: 1)How to get button.tag via longPressGestureRecognizer? 2)UIButton Long Press Event In my application I have 12 UIButtons in my xib. On the long press of UIButton I have this method getting called. Using gesture.view.tag property always gives me same tag(i.e) every time when I click on different

问题 I am aware that there are already many questions asked similar to this, but I have tried all of them, and on failing to solve my issue I am posting my question. First the questions I tried are: 1)How to get button.tag via longPressGestureRecognizer? 2)UIButton Long Press Event In my application I have 12 UIButtons in my xib. On the long press of UIButton I have this method getting called. Using gesture.view.tag property always gives me same tag(i.e) every time when I click on different

问题 I am aware that there are already many questions asked similar to this, but I have tried all of them, and on failing to solve my issue I am posting my question. First the questions I tried are: 1)How to get button.tag via longPressGestureRecognizer? 2)UIButton Long Press Event In my application I have 12 UIButtons in my xib. On the long press of UIButton I have this method getting called. Using gesture.view.tag property always gives me same tag(i.e) every time when I click on different