2014/10/15 下午 10:15:23

iphone Programming Glossary: uiresponder

When does a touchesBegan become a touchesMoved?

http://stackoverflow.com/questions/1122616/when-does-a-touchesbegan-become-a-touchesmoved

http://stackoverflow.com/questions/1170917/how-to-use-shake-api-in-iphone-sdk-3-0

link will be good. iphone accelerometer shake share improve this question The APIs you are looking for are in UIResponder void motionBegan UIEventSubtype motion withEvent UIEvent event void motionCancelled UIEventSubtype motion withEvent UIEvent.. UIEventSubtypeMotionShake Your code here in your UIViewController subclass UIViewController is a subclass of UIResponder . Also you want to handle it in motionEnded withEvent not motionBegan withEvent . motionBegan withEvent is called when the..

What's the trick to pass an event to the next responder in the responder chain?

http://stackoverflow.com/questions/1207287/whats-the-trick-to-pass-an-event-to-the-next-responder-in-the-responder-chain

withEvent event else self handleDoubleTap touch I have a View Controller. Like you know View Controllers inherit from UIResponder. That View Controller creates a MyView object that inherits from UIView and adds it as a subview to it's own view. So we..

How do I add consumable In App Purchases using NSUserDefaults and not my own server?

http://stackoverflow.com/questions/13465804/how-do-i-add-consumable-in-app-purchases-using-nsuserdefaults-and-not-my-own-ser

that occurred due to app or internet connectivity failure or whatever. Example In AppDelegate.h @interface AppDelegate UIResponder UIApplicationDelegate InAppPurchaserDelegate in AppDelegate.m BOOL application UIApplication application didFinishLaunchingWithOptions..

How to get a UIViewController from a UIView via code

http://stackoverflow.com/questions/2367348/how-to-get-a-uiviewcontroller-from-a-uiview-via-code

use the nextResponder method to do it. According to http developer.apple.com library ios documentation uikit reference UIResponder_Class Reference Reference.html# apple_ref occ instm UIResponder nextResponder UIView implements this method by returning.. library ios documentation uikit reference UIResponder_Class Reference Reference.html# apple_ref occ instm UIResponder nextResponder UIView implements this method by returning the UIViewController object that manages it if it has one or its..

showing custom menu on selection in UIWebView in iphone

http://stackoverflow.com/questions/2955354/showing-custom-menu-on-selection-in-uiwebview-in-iphone

actions you added above that objects higher up the responder chain like the UIWebView don't know how to handle see the UIResponder documentation and the Event Handling Guide for iOS for the gory details . Now when canPerformAction withSender is called..

Handling Touch Event in UILabel and hooking it up to an IBAction

http://stackoverflow.com/questions/3169798/handling-touch-event-in-uilabel-and-hooking-it-up-to-an-ibaction

interface builder uilabel touch event share improve this question UILabel inherits from UIView which inherits from UIResponder. All UIresponder objects can handle touch events. So in your class file which knows about your view which contains the UIlabel..

UIImageView Touch Event

http://stackoverflow.com/questions/3775577/uiimageview-touch-event

image view user interaction enabled in the xib or through the code if you are adding it programmatically and use the UIResponder methods touchesBegan touchesMoved touchesEnded etc to detect the touch on the image view void touchesBegan NSSet touches..

Touch Event on UIView

http://stackoverflow.com/questions/4130496/touch-event-on-uiview

NSSet touches withEvent UIEvent event The official docs for these methods is under Responding to Touch Events in the UIResponder class docs UIView inherits those methods since it's a subclass of UIResponder . Longer and more introductory docs can be.. under Responding to Touch Events in the UIResponder class docs UIView inherits those methods since it's a subclass of UIResponder . Longer and more introductory docs can be found in the Event Handling Guide for iOS . If you just want to detect a tap..

Event handling for iOS - how hitTest:withEvent: and pointInside:withEvent: are related?

http://stackoverflow.com/questions/4961386/event-handling-for-ios-how-hittestwithevent-and-pointinsidewithevent-are-r

you the document is not as clear as other documents so here is my answer. The implementation of hitTest withEvent in UIResponder does the following It calls pointInside withEvent of self If the return is NO hitTest withEvent returns nil . the end of..

How to cancel a sequence of UITouch events?

http://stackoverflow.com/questions/533574/how-to-cancel-a-sequence-of-uitouch-events

what I don't know is how to cancel the sequence altogether. I don't see any method documented in the Apple Developer UIResponder Reference that I can call to cancel a touch sequence. iphone ios uitouch touchesmoved uiresponder share improve this..

How to draw signature with lines on iPhone screen?

http://stackoverflow.com/questions/679983/how-to-draw-signature-with-lines-on-iphone-screen

only get one touch point. iphone objective c opengl quartz graphics paint share improve this question As per the UIResponder Class Reference you will also need to implement touchesBegan withEvent and touchesEnded withEvent . After you implement..

Keyboard Scroll on Active Text Field - Scrolling to Out of View?

http://stackoverflow.com/questions/7193787/keyboard-scroll-on-active-text-field-scrolling-to-out-of-view

button. BOOL textFieldShouldReturn UITextField textField NSInteger nextTag textField.tag 1 Try to find next responder UIResponder nextResponder textField.superview viewWithTag nextTag if nextResponder scrollview setContentOffset CGPointMake 0 textField.center.y..

how to drag an uiimage from scrollview to another uiimageview in iphone sdk

http://stackoverflow.com/questions/7426290/how-to-drag-an-uiimage-from-scrollview-to-another-uiimageview-in-iphone-sdk

need to implement the touch drag events directly. Check out the touchesBegan touchesMoved etc. delegate methods in UIResponder. One approach would be to subclass imageview and implement touchesBegan touchesMoved in it and use this imageview subclass..

iCloud basics and code sample [closed]

http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample

AppDelegate.h iCloudText #import UIKit UIKit.h @class ViewController @class MyTextDocument @interface AppDelegate UIResponder UIApplicationDelegate NSMetadataQuery _query @property strong nonatomic UIWindow window @property strong nonatomic ViewController..

Perform copy/cut from UIResponderStandardEditActions

http://stackoverflow.com/questions/8031175/perform-copy-cut-from-uiresponderstandardeditactions

copy cut from UIResponderStandardEditActions These are standart actions for UIMenuController declared http developer.apple.com library ios #documentation.. are standart actions for UIMenuController declared http developer.apple.com library ios #documentation uikit reference UIResponderStandardEditActions_Protocol UIResponderStandardEditActions.html How can I perform these methods manually like from another.. declared http developer.apple.com library ios #documentation uikit reference UIResponderStandardEditActions_Protocol UIResponderStandardEditActions.html How can I perform these methods manually like from another UIMenuItem or whatever I can't find the..

how can i detect the touch event of an UIImageView

http://stackoverflow.com/questions/855095/how-can-i-detect-the-touch-event-of-an-uiimageview

uiimageview uitouch share improve this question A UIImageView is derived from a UIView which is derived from UIResponder so it's ready to handle touch events. You'll want to provide the touchesBegan touchesMoved and touchesEnded methods and..

Passing values from second view to firstView in Xcode

http://stackoverflow.com/questions/9696304/passing-values-from-second-view-to-firstview-in-xcode

to update the Labeltext.Kindly tell me. Appdelegate.h #import UIKit UIKit.h @class FirstView @interface AppDelegate UIResponder UIApplicationDelegate NSString str1 @property nonatomic retain NSString str1 @property strong nonatomic UIWindow window..