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2014/10/15 ¤U¤È 10:07:33

iphone Programming Glossary: dragging

Drag UIView around Shape Comprised of CGMutablePaths

http://stackoverflow.com/questions/13664615/drag-uiview-around-shape-comprised-of-cgmutablepaths

yourself void layoutPathLayer pathLayer_.path path_.CGPath pathLayer_.frame self.view.bounds Now we can worry about dragging the handle around and making sure it stays on the path. The pan gesture recognizer sends this action void handleWasPanned..

Dragging an UIView inside UIScrollView

http://stackoverflow.com/questions/1481826/dragging-an-uiview-inside-uiscrollview

on the drag speed the faster I drag the quicker the tile falls . Any ideas on how to keep the tile glued to the dragging finger Thanks in advance iphone objective c share improve this question I was struggling with this same problem I was..

iPhone - How do you make a resizable rectangle for cropping images?

http://stackoverflow.com/questions/1971542/iphone-how-do-you-make-a-resizable-rectangle-for-cropping-images

of the scrollview and at a higher level is my custom cropping UIView. I implement the touches methods to deal with dragging it around and also drawRect void drawRect CGRect rect Drawing code if self.image nil return CGPoint offset scrollView.contentOffset..

UIImage detecting touch and dragging

http://stackoverflow.com/questions/1991899/uiimage-detecting-touch-and-dragging

detecting touch and dragging Fairly common question this to which I have a few answers and I'm nearly there. I have a button which when pressed will..

How to test an iPhone application update?

http://stackoverflow.com/questions/2524326/how-to-test-an-iphone-application-update

app should overwrite the previous version. We asked our testers to install the ad hoc build as they normally would by dragging it into itunes and then syncing the device to simulate upgrading. As far as I know this is identical to the user downloading..

Can I select a specific block of text in a UITextField?

http://stackoverflow.com/questions/3277538/can-i-select-a-specific-block-of-text-in-a-uitextfield

is that possible if not can I move the lines marking the beginning and end of the selection as if the user is dragging them iphone iphone sdk 3.0 uitextfield textselection share improve this question With UITextField you cannot. But if..

How can I programmatically force-stop scrolling in a UIScrollView?

http://stackoverflow.com/questions/3410777/how-can-i-programmatically-force-stop-scrolling-in-a-uiscrollview

UIScrollView not a table view just a custom thing and when the user takes certain actions I want to kill any scrolling dragging or deceleration inside the view. I've tried doing e.g. this scrollView scrollRectToVisible CGRectInset scrollView bounds..

Rotating image using objective C

http://stackoverflow.com/questions/4010779/rotating-image-using-objective-c

C I am trying to rotate an image. This I am succeeding in doing. The problem is that when I am clicking down and dragging slightly the image rotates completely to reach the point where I have clicked and then rotates slowly as I drag the image.. rotates slowly as I drag the image clockwise. I am concerned to why it is rotating completely to the place that I am dragging. I want the dragging to start from the position it is found and NOT to rotate to the place my finger is down on and then.. drag the image clockwise. I am concerned to why it is rotating completely to the place that I am dragging. I want the dragging to start from the position it is found and NOT to rotate to the place my finger is down on and then starts from there. This..

UIView drag (image and text)

http://stackoverflow.com/questions/4982277/uiview-drag-image-and-text

c share improve this question While UIView does not have a built in support for moving itself along the user dragging it should be not so difficult to implement it. It is even easier when you are only dealing with dragging on the view and.. the user dragging it should be not so difficult to implement it. It is even easier when you are only dealing with dragging on the view and not other actions such as tapping double tapping multi touches etc. First thing to do is to make a custom.. DraggableView by subclassing UIView. Then override UIView's touchesMoved withEvent method and you can get a current dragging location there and move the DraggableView. Look at the following example. void touchesMoved NSSet touches withEvent UIEvent..

Implementing pull to refresh view feature

http://stackoverflow.com/questions/6392048/implementing-pull-to-refresh-view-feature

30 for a 30pt tall indicator view. Implement “scrollViewDidScroll to update your Pull to Refresh view as the user is dragging. Implement “scrollViewDidEndDragging willDecelerate to check scrollView.contentOffset when the dragging ends. If it's beyond..

NSDefaultRunLoopMode vs NSRunLoopCommonModes

http://stackoverflow.com/questions/7222449/nsdefaultrunloopmode-vs-nsrunloopcommonmodes

all run loop are set to the default mode which establishes a default way to manage input events. As soon as some mouse dragging Mac OS or touch on iOS event happens then the mode for this run loop is set to event tracking this means that the thread..

How do I make a water effect view with openGLES on the iPhone?

http://stackoverflow.com/questions/726738/how-do-i-make-a-water-effect-view-with-opengles-on-the-iphone

wherever the mouse button is pressed. Another mode of the program acts like a sheet of rubber and can be pulled by dragging the mouse. I managed to compile the example on my mac. Rename all #include GL glut.h to #include GLUT glut.h Add a usleep..

Embed Google Maps on page without overriding iPhone scroll behavior

http://stackoverflow.com/questions/7534888/embed-google-maps-on-page-without-overriding-iphone-scroll-behavior

farther down the page is to put my finger above or below the map assuming such space is available. If I disable map dragging then when I start scrolling down and get to the map it doesn't pan but the page doesn't scroll either. I would like to treat.. if you want to embed Google Maps on a mobile page and be able to scroll past it you need to use API v3 disable dragging and add touch events. I made a few minor tweaks to my code as well presented here for any who may benefit in the future..

Difference between Modal and Push segue in storyboards

http://stackoverflow.com/questions/9392744/difference-between-modal-and-push-segue-in-storyboards

memory Can someone please show me how these two are implemented Modal segue can be created by simply ctrl click and dragging to destination but when i do that with the push my app crashes. I am pushing from a button to a navigationcontroller that..