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2014/10/15 ¤U¤È 10:11:52
iphone Programming Glossary: myviewGet to UIViewController from UIView on iPhone? http://stackoverflow.com/questions/1340434/get-to-uiviewcontroller-from-uiview-on-iphone across Cocoa is to use the delegate pattern. An example of how to implement it follows @protocol MyViewDelegate NSObject void viewActionHappened @end @interface MyView UIView @property nonatomic assign MyViewDelegate.. to implement it follows @protocol MyViewDelegate NSObject void viewActionHappened @end @interface MyView UIView @property nonatomic assign MyViewDelegate delegate @end @interface MyViewController MyViewDelegate.. NSObject void viewActionHappened @end @interface MyView UIView @property nonatomic assign MyViewDelegate delegate @end @interface MyViewController MyViewDelegate @end The view interfaces with its delegate..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how template. In the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just.. the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView.. 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts before..
How do I draw a line on the iPhone? http://stackoverflow.com/questions/856354/how-do-i-draw-a-line-on-the-iphone go New File and create an Objective C Class with Subclass of set to UIView and give it a name say MyView.m. Now open up the Resources group and double click on MainWindow.xib to open it in Interface Builder... Cmd 4 to bring up the Identity Inspector and under Class Identity click the dropdown and choose MyView. Next you need to implement the drawRect method in MyView.m here's some example code that draws a line.. Identity click the dropdown and choose MyView. Next you need to implement the drawRect method in MyView.m here's some example code that draws a line void drawRect CGRect rect CGContextRef c UIGraphicsGetCurrentContext..
iPhone: How to load a View using a nib file created with Interface Builder http://stackoverflow.com/questions/863321/iphone-how-to-load-a-view-using-a-nib-file-created-with-interface-builder an array. 1 Create a custom View subclass with any outlets that you want to have access to later. MyView 2 in the UIViewController that you want to load and handle the nib create an IBOutlet property that.. handle the nib create an IBOutlet property that will hold the loaded nib's view for instance in MyViewController a UIViewController subclass @property nonatomic retain IBOutlet UIView myViewFromNib dont.. it in your .m file 3 open your nib we'll call it 'myViewNib.xib' in IB set you file's Owner to MyViewController 4 now connect your file's Owner outlet myViewFromNib to the main view in the nib. 5 Now in..
Get to UIViewController from UIView on iPhone? http://stackoverflow.com/questions/1340434/get-to-uiviewcontroller-from-uiview-on-iphone the view controller the recommended way and what Apple does across Cocoa is to use the delegate pattern. An example of how to implement it follows @protocol MyViewDelegate NSObject void viewActionHappened @end @interface MyView UIView @property nonatomic assign MyViewDelegate delegate @end @interface MyViewController MyViewDelegate.. Cocoa is to use the delegate pattern. An example of how to implement it follows @protocol MyViewDelegate NSObject void viewActionHappened @end @interface MyView UIView @property nonatomic assign MyViewDelegate delegate @end @interface MyViewController MyViewDelegate @end The view interfaces with its delegate as UITableView.. An example of how to implement it follows @protocol MyViewDelegate NSObject void viewActionHappened @end @interface MyView UIView @property nonatomic assign MyViewDelegate delegate @end @interface MyViewController MyViewDelegate @end The view interfaces with its delegate as UITableView does for instance and it doesn't care..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how threadID 1683876 Make an iPhone project with the View template. In the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never.. 1683876 Make an iPhone project with the View template. In the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics.. add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts before but I managed to hobble together this code. It's missing the..
How do I draw a line on the iPhone? http://stackoverflow.com/questions/856354/how-do-i-draw-a-line-on-the-iphone be to start with the Window based application template. Then go New File and create an Objective C Class with Subclass of set to UIView and give it a name say MyView.m. Now open up the Resources group and double click on MainWindow.xib to open it in Interface Builder. From here you should see a window named Window . Hit Cmd.. it so you can see all of it. With your new View selected hit Cmd 4 to bring up the Identity Inspector and under Class Identity click the dropdown and choose MyView. Next you need to implement the drawRect method in MyView.m here's some example code that draws a line void drawRect CGRect rect CGContextRef c UIGraphicsGetCurrentContext.. hit Cmd 4 to bring up the Identity Inspector and under Class Identity click the dropdown and choose MyView. Next you need to implement the drawRect method in MyView.m here's some example code that draws a line void drawRect CGRect rect CGContextRef c UIGraphicsGetCurrentContext CGFloat red 4 1.0f 0.0f 0.0f 1.0f CGContextSetStrokeColor..
iPhone: How to load a View using a nib file created with Interface Builder http://stackoverflow.com/questions/863321/iphone-how-to-load-a-view-using-a-nib-file-created-with-interface-builder way to access the view instead of dealing with the nib as an array. 1 Create a custom View subclass with any outlets that you want to have access to later. MyView 2 in the UIViewController that you want to load and handle the nib create an IBOutlet property that will hold the loaded nib's view for instance in MyViewController.. MyView 2 in the UIViewController that you want to load and handle the nib create an IBOutlet property that will hold the loaded nib's view for instance in MyViewController a UIViewController subclass @property nonatomic retain IBOutlet UIView myViewFromNib dont forget to synthesize it and release it in your .m file 3 open.. UIView myViewFromNib dont forget to synthesize it and release it in your .m file 3 open your nib we'll call it 'myViewNib.xib' in IB set you file's Owner to MyViewController 4 now connect your file's Owner outlet myViewFromNib to the main view in the nib. 5 Now in MyViewController write the following line NSBundle mainBundle..
iPhone: Weird space at the top of UINavigationController http://stackoverflow.com/questions/1041060/iphone-weird-space-at-the-top-of-uinavigationcontroller a strange problem with adding a UINavigationController to my iPhone application. I add the controller as follows myViewController viewController myViewController alloc initWithNibName @ myView bundle nil myNavigationViewController navigationController.. a UINavigationController to my iPhone application. I add the controller as follows myViewController viewController myViewController alloc initWithNibName @ myView bundle nil myNavigationViewController navigationController myNavigationViewController.. application. I add the controller as follows myViewController viewController myViewController alloc initWithNibName @ myView bundle nil myNavigationViewController navigationController myNavigationViewController alloc initWithRootViewController viewController..
Not sure why UIView is being nudged up by around 10px http://stackoverflow.com/questions/1054539/not-sure-why-uiview-is-being-nudged-up-by-around-10px In the app delegate at application did finish launching I display the first .xib file by calling window addSubview myView and I do the same on an IBAction for a UIButton to change the view to myView2. What I'm finding is that there's a white.. .xib file by calling window addSubview myView and I do the same on an IBAction for a UIButton to change the view to myView2. What I'm finding is that there's a white bar of around 10 pixels when I run the app for both views. I also notice that..
How to implement a box or gaussian blur on iPhone http://stackoverflow.com/questions/1140117/how-to-implement-a-box-or-gaussian-blur-on-iphone image processing blur share improve this question I found a really fast pretty crappy way for iOS3.2 apps UIView myView self view CALayer layer myView layer layer setRasterizationScale 0.25 layer setShouldRasterize YES This rasterizes the view.. improve this question I found a really fast pretty crappy way for iOS3.2 apps UIView myView self view CALayer layer myView layer layer setRasterizationScale 0.25 layer setShouldRasterize YES This rasterizes the view down to 4x4 pixel chunks then..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how with the View template. In the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface.. viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts before..
Orientation in a UIView added to a UIWindow http://stackoverflow.com/questions/2508630/orientation-in-a-uiview-added-to-a-uiwindow
Accessing View in awakeFromNib? http://stackoverflow.com/questions/2723042/accessing-view-in-awakefromnib is what I have CODE @interface iPhone_TEST_AwakeFromNibViewController UIViewController UILabel myLabel UIImageView myView @property nonatomic retain IBOutlet UILabel myLabel @property nonatomic retain IBOutlet UIImageView myView @end . @synthesize.. UIImageView myView @property nonatomic retain IBOutlet UILabel myLabel @property nonatomic retain IBOutlet UIImageView myView @end . @synthesize myLabel @synthesize myView void awakeFromNib NSLog @ awakeFromNib ... NSLog @ myLabel @ myLabel class.. IBOutlet UILabel myLabel @property nonatomic retain IBOutlet UIImageView myView @end . @synthesize myLabel @synthesize myView void awakeFromNib NSLog @ awakeFromNib ... NSLog @ myLabel @ myLabel class NSLog @ myView @ myView class myLabel setText..
How can I loop through all subviews of a UIView, and their subviews and their subviews http://stackoverflow.com/questions/2746478/how-can-i-loop-through-all-subviews-of-a-uiview-and-their-subviews-and-their-su
How do I apply a perspective transform to a UIView? http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview transform then apply your layer rotation transforms to that. You should also be able to do the following UIView myView self subviews objectAtIndex 0 CALayer layer myView.layer CATransform3D rotationAndPerspectiveTransform CATransform3DIdentity.. to that. You should also be able to do the following UIView myView self subviews objectAtIndex 0 CALayer layer myView.layer CATransform3D rotationAndPerspectiveTransform CATransform3DIdentity rotationAndPerspectiveTransform.m34 1.0 500 rotationAndPerspectiveTransform..
iphone uiview - resize frame to fit subviews http://stackoverflow.com/questions/3605393/iphone-uiview-resize-frame-to-fit-subviews are added dynamically how can you determine what size the frame of the container view needs to be This doesn't work myView sizeToFit iphone uiview resize share improve this question Check out Having trouble getting UIView sizeToFit to do..
Playing a video file from server in an Iphone app http://stackoverflow.com/questions/5015165/playing-a-video-file-from-server-in-an-iphone-app local path. MPMoviePlayerController player MPMoviePlayerController alloc initWithContentURL myURL player view setFrame myView bounds frame must match parent view myView addSubview player view player play You can do using html5's video tag provided.. MPMoviePlayerController alloc initWithContentURL myURL player view setFrame myView bounds frame must match parent view myView addSubview player view player play You can do using html5's video tag provided you are using UIWebView . void viewDidLoad..
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 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 have View Controller has a View automatically.. from UIView and adds it as a subview to it's own view. So we have View Controller has a View automatically has a MyView which is a UIView . Now inside of MyView I put that code like above with a NSLog that prints touched MyView . But I forward.. to it's own view. So we have View Controller has a View automatically has a MyView which is a UIView . Now inside of MyView I put that code like above with a NSLog that prints touched MyView . But I forward the event to the next responder just..
How to make a superview intercept button touch events? http://stackoverflow.com/questions/1281211/how-to-make-a-superview-intercept-button-touch-events to make a superview intercept button touch events Say I have this code #import UIKit UIKit.h @interface MyView UIView @end @implementation MyView void touchesMoved NSSet touches withEvent UIEvent event How can I get this to show up.. button touch events Say I have this code #import UIKit UIKit.h @interface MyView UIView @end @implementation MyView void touchesMoved NSSet touches withEvent UIEvent event How can I get this to show up even when the button is touched NSLog.. applicationDidFinishLaunching UIApplication application window UIWindow alloc initWithFrame UIScreen mainScreen bounds MyView view MyView alloc initWithFrame window frame view setBackgroundColor UIColor whiteColor UIButton button UIButton buttonWithType..
Get to UIViewController from UIView on iPhone? http://stackoverflow.com/questions/1340434/get-to-uiviewcontroller-from-uiview-on-iphone and what Apple does across Cocoa is to use the delegate pattern. An example of how to implement it follows @protocol MyViewDelegate NSObject void viewActionHappened @end @interface MyView UIView @property nonatomic assign MyViewDelegate delegate.. An example of how to implement it follows @protocol MyViewDelegate NSObject void viewActionHappened @end @interface MyView UIView @property nonatomic assign MyViewDelegate delegate @end @interface MyViewController MyViewDelegate @end The view.. @protocol MyViewDelegate NSObject void viewActionHappened @end @interface MyView UIView @property nonatomic assign MyViewDelegate delegate @end @interface MyViewController MyViewDelegate @end The view interfaces with its delegate as UITableView..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how project with the View template. In the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass.. the View template. In the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface.. CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts before but I managed to hobble..
UIView and initWithFrame and a NIB file. How can i get the NIB file loaded? http://stackoverflow.com/questions/5056219/uiview-and-initwithframe-and-a-nib-file-how-can-i-get-the-nib-file-loaded from awakeFromNib. Here's an example of how to create a UIView subclass component with the UI design in a nib. MyView.h @interface MyView UIView UIView view UILabel l @property nonatomic retain IBOutlet UIView view @property nonatomic retain.. Here's an example of how to create a UIView subclass component with the UI design in a nib. MyView.h @interface MyView UIView UIView view UILabel l @property nonatomic retain IBOutlet UIView view @property nonatomic retain IBOutlet UILabel.. UIView view UILabel l @property nonatomic retain IBOutlet UIView view @property nonatomic retain IBOutlet UILabel l MyView.m #import MyView.h @implementation MyView @synthesize l view id initWithFrame CGRect frame self super initWithFrame frame..
iOS: Using device modifiers for loading xib files? http://stackoverflow.com/questions/5191472/ios-using-device-modifiers-for-loading-xib-files quite by accident that this works for loading .xib files via initWithNibName bundle . So for example I can have MyView.xib and MyView~ipad.xib and this code MyViewController viewController MyViewController alloc initWithNibName @ MyView.. accident that this works for loading .xib files via initWithNibName bundle . So for example I can have MyView.xib and MyView~ipad.xib and this code MyViewController viewController MyViewController alloc initWithNibName @ MyView bundle nil ..... loading .xib files via initWithNibName bundle . So for example I can have MyView.xib and MyView~ipad.xib and this code MyViewController viewController MyViewController alloc initWithNibName @ MyView bundle nil ... will totally load MyView~ipad.xib..
How do I draw a line on the iPhone? http://stackoverflow.com/questions/856354/how-do-i-draw-a-line-on-the-iphone template. Then go New File and create an Objective C Class with Subclass of set to UIView and give it a name say MyView.m. Now open up the Resources group and double click on MainWindow.xib to open it in Interface Builder. From here you should.. new View selected hit Cmd 4 to bring up the Identity Inspector and under Class Identity click the dropdown and choose MyView. Next you need to implement the drawRect method in MyView.m here's some example code that draws a line void drawRect CGRect.. and under Class Identity click the dropdown and choose MyView. Next you need to implement the drawRect method in MyView.m here's some example code that draws a line void drawRect CGRect rect CGContextRef c UIGraphicsGetCurrentContext CGFloat..
iPhone: How to load a View using a nib file created with Interface Builder http://stackoverflow.com/questions/863321/iphone-how-to-load-a-view-using-a-nib-file-created-with-interface-builder with the nib as an array. 1 Create a custom View subclass with any outlets that you want to have access to later. MyView 2 in the UIViewController that you want to load and handle the nib create an IBOutlet property that will hold the loaded.. you want to load and handle the nib create an IBOutlet property that will hold the loaded nib's view for instance in MyViewController a UIViewController subclass @property nonatomic retain IBOutlet UIView myViewFromNib dont forget to synthesize.. it and release it in your .m file 3 open your nib we'll call it 'myViewNib.xib' in IB set you file's Owner to MyViewController 4 now connect your file's Owner outlet myViewFromNib to the main view in the nib. 5 Now in MyViewController write..
Taking time to load the image from URL to UIImageview http://stackoverflow.com/questions/18506744/taking-time-to-load-the-image-from-url-to-uiimageview the image from URL to UIImageview I am using this code for displaying the image from URL to UIImageview UIImageView myview UIImageView alloc init myview.frame CGRectMake 50 50 320 480 NSURL imgURL NSURL alloc initWithString @ http soccerlens.com.. I am using this code for displaying the image from URL to UIImageview UIImageView myview UIImageView alloc init myview.frame CGRectMake 50 50 320 480 NSURL imgURL NSURL alloc initWithString @ http soccerlens.com files 2011 03 chelsea 1112.. home.png NSData imgdata NSData alloc initWithContentsOfURL imgURL UIImage image UIImage alloc initWithData imgdata myview.image image self.view addSubview myview But the problem is that its taking too long time to display the image in imageview...
Remove UIVIew from SuperView with Animation http://stackoverflow.com/questions/628099/remove-uiview-from-superview-with-animation kCATransitionReveal animation setTimingFunction CAMediaTimingFunction functionWithName kCAMediaTimingFunctionEaseIn myview layer addAnimation animation forKey kCATransitionReveal to animate the in transition ... how do you animate the out transition..
iPhone UIView Animation Best Practice http://stackoverflow.com/questions/630265/iphone-uiview-animation-best-practice applicationLoadViewIn setTimingFunction CAMediaTimingFunction functionWithName kCAMediaTimingFunctionEaseIn myview layer addAnimation applicationLoadViewIn forKey kCATransitionReveal but there are also code snippets floating around the.. 0.75 UIView setAnimationDelegate self UIView setAnimationTransition UIViewAnimationTransitionFlipFromRight forView myview cache YES myview removeFromSuperview UIView commitAnimations What is the best approach If you could provide a snippet as.. self UIView setAnimationTransition UIViewAnimationTransitionFlipFromRight forView myview cache YES myview removeFromSuperview UIView commitAnimations What is the best approach If you could provide a snippet as well it'd be much..
UITextView and UIPickerView with its own UIToolbar http://stackoverflow.com/questions/885002/uitextview-and-uipickerview-with-its-own-uitoolbar subclass to manage this. on that i wrote this function to add. void addToViewWithAnimation UIView theView UIView myview self.view CGRect frame myview.frame frame.origin.y 420 myview.frame frame UIView bgView UIView alloc initWithFrame CGRectMake.. on that i wrote this function to add. void addToViewWithAnimation UIView theView UIView myview self.view CGRect frame myview.frame frame.origin.y 420 myview.frame frame UIView bgView UIView alloc initWithFrame CGRectMake 0 0 320 420 bgView.backgroundColor.. add. void addToViewWithAnimation UIView theView UIView myview self.view CGRect frame myview.frame frame.origin.y 420 myview.frame frame UIView bgView UIView alloc initWithFrame CGRectMake 0 0 320 420 bgView.backgroundColor UIColor blackColor bgView.alpha..
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