2014/10/15 下午 10:14:40

iphone Programming Glossary: swap

Resizing UIimages pulled from the Camera also ROTATES the UIimage?

http://stackoverflow.com/questions/1260249/resizing-uiimages-pulled-from-the-camera-also-rotates-the-uiimage

taken into account. Specifically if the imageOrientation is right left then you need to both rotate the image and swap width height. Here is some code to do this UIImage imageByScalingToSize CGSize targetSize UIImage sourceImage self CGFloat..

Encrypted NSData to NSString in obj-c?

http://stackoverflow.com/questions/1417893/encrypted-nsdata-to-nsstring-in-obj-c

suggests using Base64 encoding to produce the muddled string. From what I understand Base64 encoding does not simply swap characters but the character exchange depends on the position so that's fine. My only concern is that I want to be able..

UISegmentedControl Best Practice

http://stackoverflow.com/questions/2118358/uisegmentedcontrol-best-practice

really wide UIView and animate it left right or up down depending on the selected segment Use a UITabBarController to swap out the subviews seems silly For tables reload the table and in cellForRowAtIndex and populate the table from different.. share improve this question I'd go with the second option you mention creating the subviews in IB and swapping them in and out of a main view. This would be a good opportunity to use UIViewController unsubclassed in your initial..

UITableView flexible/dynamic heightForRowAtIndexPath

http://stackoverflow.com/questions/2213024/uitableview-flexible-dynamic-heightforrowatindexpath

instead of plain the width would then be around 300.0 and the cell would again be messed up. Or what happends if we swap from portrait to landscape we have much more space yet it won't be used since we hardcoded 300.0. This is the case in which..

Easiest way to support multiple orientations? How do I load a custom NIB when the application is in Landscape?

http://stackoverflow.com/questions/2496554/easiest-way-to-support-multiple-orientations-how-do-i-load-a-custom-nib-when-th

See mobile Safari. It always starts in portrait and then rotates to landscape. These are the two methods I used to swap out my portrait and landscape views. All three view controllers have this method BOOL shouldAutorotateToInterfaceOrientation..

iPhone : form like new contact

http://stackoverflow.com/questions/3060501/iphone-form-like-new-contact

and a UITableView this view is set as the header of the overall UITableView. As for the editing you need to swap out the UILabel with a UITextField which has the same frame and font size. move the content from one view to another. share..

iPhone app in landscape mode

http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode

bad problem of landscape only working the first time has been resolved. As you can see in the demo project you can swap out leave only the raw app window and insert another landscape view with no problem. As of April 2011 there is no reason.. helps in this nightmare An important reminder of the ADDITIONAL well known problem at hand here if you are trying to swap between MORE THAN ONE view all landscape IT SIMPLY DOES NOT WORK . It is essential to remember this or you will waste days.. workaround and what you must do is have a trivial master UIViewController that does nothing but sit there and let you swap between your views. In other words in iOS because of a major know bug window addSubview happyThing.view window makeKeyAndVisible..

iphone - nsarray/nsmutablearray - re-arrange in random order

http://stackoverflow.com/questions/4202102/iphone-nsarray-nsmutablearray-re-arrange-in-random-order

count yourMutableArray count for NSUInteger i 0 i count i Select a random element between i and end of array to swap with. int nElements count i int n arc4random nElements i yourMutableArray exchangeObjectAtIndex i withObjectAtIndex n ..

Method for animating images (like a movie) on iPhone without using MPMoviePlayer

http://stackoverflow.com/questions/442076/method-for-animating-images-like-a-movie-on-iphone-without-using-mpmovieplayer

core animation share improve this question You could use a Core Animation CALayer to host your animation and swap a series of CALayers in and out of that main layer to perform your frame by frame animation. You can set the content of.. with imageLayers objectAtIndex newImageIndex CATransaction commit You might also be able to get away with swapping in and out the CGImageRef in the contents of your main layer if your frame display time is short enough. share improve..

UIViewController rotate methods

http://stackoverflow.com/questions/548142/uiviewcontroller-rotate-methods

have is if you build an app with multiple views but DO NOT use a Navigation controller or Tab Bar controller. If you swap views in and out of the UIWindow instance manually you will not receive these messages reliably. This is similar to posts..

Shuffling an array in objective-c [duplicate]

http://stackoverflow.com/questions/5659718/shuffling-an-array-in-objective-c

NULL NSUInteger count self count for NSUInteger i 0 i count i Select a random element between i and end of array to swap with. int nElements count i int n random nElements i self exchangeObjectAtIndex i withObjectAtIndex n @end share improve..

Permutations/Anagrams in Objective-C — I am missing something

http://stackoverflow.com/questions/6617253/permutations-anagrams-in-objective-c-i-am-missing-something

for a bigger number than what we found before for pos2 size perm pos2 perm pos1 pos2 0 pos2 assert pos2 0 pos2 size swap them NSInteger tmp perm pos1 perm pos1 perm pos2 perm pos2 tmp now reverse the elements in between by swapping the ends.. 0 pos2 size swap them NSInteger tmp perm pos1 perm pos1 perm pos2 perm pos2 tmp now reverse the elements in between by swapping the ends for pos1 pos2 size pos1 pos2 pos1 pos2 assert pos1 0 pos1 size assert pos2 0 pos2 size tmp perm pos1 perm pos1..

Where is the difference between an Window XIB and an View XIB template for iPhone OS > User Interfaces?

http://stackoverflow.com/questions/729314/where-is-the-difference-between-an-window-xib-and-an-view-xib-template-for-iphon

and at runtime that would be added to your app's window. You can use the MainWindow XIB to setup a view controller to swap views in and out of your app as needed. For more information about windows and views see the Windows and Views section of..

Storyboards orientation support for xCode 4.2?

http://stackoverflow.com/questions/7803524/storyboards-orientation-support-for-xcode-4-2

object nil queue nil usingBlock ^ NSNotification note We must add a delay here otherwise we'll swap in the new view too quickly and we'll get an animation glitch self performSelector @selector updateLandscapeView withObject.. Rotation view control void orientationChanged NSNotification notification We must add a delay here otherwise we'll swap in the new view too quickly and we'll get an animation glitch self performSelector @selector updateLandscapeView withObject..

How to animate View swap on simple View iPhone App?

http://stackoverflow.com/questions/983598/how-to-animate-view-swap-on-simple-view-iphone-app

to animate View swap on simple View iPhone App Have a simple iPhone app with a single UIViewController and two Views in one xib. the first view.. more complex view is loaded via setting the view property on the controller. what I would like is to animate the view swap flip the views . The samples I have seen all require having multiple view controllers and building a hierachy but that would..

How to deal with non-visible rows during row deletion. (UITableViews)

http://stackoverflow.com/questions/998603/how-to-deal-with-non-visible-rows-during-row-deletion-uitableviews

filteredDataSet to determine whether a cell should remain in the filtered table. During the tableview cell deletion I swap tableGroups to point to the updated model. I am created my code similar to Matt Gallagher and Craig Hockenberry's solution..