ipad

UIButton setBackgroundImage consumes doesn't release memory?

My UIButton has it's background image set like this: [myImageButton setBackgroundImage:[UIImage imageNamed:myImageName] forState:UIControlStateNormal]; myImageButton is a retained property of the class, and is setup with IB. No where else is it accessed in the app. myImageName is simply an NSString with a filename like @"myImage_num...

UIPopOver from MKAnnotation callout

Hi all, i'm developing an application for iPad. I have a mapview with several annotations. I need to show a pop-over when the accessory callout method is called, so that the arrow of the popover will point towards the annotation. I am trying to use 'initWithRect' method of the popover, but i'm not getting the co-ordinates(the CGRect in v...

Using Google Earth API inside iPad app's

I need to create an iPad application that uses Google Earth at its core. So Basically when the app opens it will need to run Google Earth. Then I would need to add additional features tailored to our business such as photos of our different hotels and offers and different icons and various features. Is this at all possible and how ...

Play two videos with MPMoviePlayerView Controller

Hello, I am developing an application for IPAD and I need to play two videos one after another but can not find how. I'm using MPMoviePlayerViewController to do it and do not know how to launch a share after the first video to be played and start the second. Can someone help? ...

Auto-rotating views and UIDevice interface notifications

Hello! I have trouble with auto-rotating interfaces in my iPad app. I have a class called Switcher that observes the interface rotation notifications and when it receives one, it switches the view in window, a bit like this: - (void) orientationChanged: (NSNotification*) notice { UIDeviceOrientation newIO = [[UIDevice currentDevi...

Unable to forward UITouch events to my view controller

I have a UISplitViewController setup with a custom view added as a subview of the view (UILayoutContainerView) of split view controller. I am trying to forward touch events from my custom view controller to the master and detail views, but the following (which was suggested here on another thread) seems to have no effect: - (void)touche...

Appropriate control for page like swiping

I currently have a UIScrollView which has a content size equal to about 50 pages, each one the size of the application view. I have implemented scrolling by using paging and at all time keep current, previous and next page in memory, while the rest are created when required, e.g. when one swipes forward, the old 'previous' view is releas...

shouldAutorotateToInterfaceOrientation & UINavigationController

I'm trying to implement auto-rotation in my application that is basically UINavigationController with lots of UIViewControllers that get pushed onto it. I've copy-pasted this in my first UIViewController (that gets pushed into UINavigationController): - (BOOL)shouldAutorotateToInterfaceOrientation: (UIInterfaceOrientation)interfaceOri...

Prevent UIGestureRecognizer from firing selector more than once

I utilize a UILongPressGestureRecognizer in my app. This is a continuous gesture recognizer which means it continuously fires the selector for the target it was initialized with. I would like the selector to be fired only once. I have tried to prevent further selectors being fired by setting the gesture recognizer's enabled property to N...

Why does Xcode launch the iPhone simulator when the iPad simulator is selected?

When I open an existing iPad project in Xcode and "Build and Run" it, it launches the iPhone simulator when I have the iPad Simulator set as the active executable? Inside the iPhone simulator is a shrunken version of the iPad. What is going on? How do I get it to run the iPad simulator? Note: When the iPhone Simulator is running, I d...

Starting a new Xcode project from a template vs. a blank project

I sometimes find it's easier to create a new project from scratch in other IDEs simply because its often more difficult to understand and tweak the generated template code than it is to write the code you need from scratch. Do seasoned iPhone developers still use templates when creating new projects? How difficult is it to add functi...

Universal iPhone/iPad Windows-based app with Core Data crashes on iPhone SDK 4 beta 3

Hi all. I installed iPhone OS 4.0 Beta 3. When I create a new Windows-based universal app with Core Data (File > New Project > Windows-based Application ---> select Universal in drop down and check the "Use Core Data for storage" check box) the app launches fine into the iPhone simulator but crashes in the iPad simulator. The console me...

UIScrollView issue with autorotation and content scaling

Hi, I'm building a new (autorotating) iPad app that consists mainly of a screen sized UIScrollView that contains an UIImageView for an image which is 5 times the iPad screen resolution while in portrait mode (3840x1024). What I haven't been able to accomplish is that whenever the device rotates (to whichever orientation) the imageView ...

Image Cropper similiar to Pastebot or Photoshop mobile for iPhone

How do you create a slightly dimmed overlay with a moveable transparent rectangle to represent the cropping area? It is basically cutting out a rectangle from the dimmed area. ...

Cell contents changing for rows present outside the height of tableview(to see this cells, we shud scroll down)?

I have set the size of the tableView that I show as the popoverController as 4*rowheight. And I am using 12cells in the tableView. Each cell contains an image and a label. I can see all the cells by scrolling. Upto 5th cell its ok. After th2 5th cell, the label and the image that I am using in the first four cells are being repeated for ...

Find which child view was tapped when using UITapGestureRecognizer

How do I know on which of the the child views an event occurred when using UIGestureRecognizers? According to the documentation: A gesture recognizer operates on touches hit-tested to a specific view and all of that view’s subviews. As far as I can see, the 'view' property is The view the gesture recognizer is attached t...

Problem with video playback on iPad with MPMoviePlayerViewController

Hello everybody... I have been fighting some code for about a week, and am hoping that someone else may have experienced this problem and can point me in the right direction. I am using the MPMoviePlayerViewController to play a video on the iPad. The primary problem is that it works FLAWLESSLY on the iPad Simulator, but will not play ...

iPad Simulator WebView/Google Maps API Issue

I've only recently updated XCode to 3.2.2 and started to play with the iPad simulator. I am having an issue with a WebView. I am using it to load a url with a Google Maps API implementation. The map loads and displays properly but when I try and click and drag on it to pan the map around instead of the map being panned the whole webview...

popViewController does not autorotate back to allowed orientation

I have two UIViewControllers, "A" and "B", where "A" overrides the shouldAutorotateToInterfaceOrientation to return YES for UIInterfaceOrientationPortrait, and "B" returns YES for all orientations. In my example "A" is the root navigation view controller, and I then use pushViewController for "B". After that I rotate the device into land...

PhoneGap iPad lauch screen does not fit

Hi, I created an App which is compatible to iPhone and iPad. Because it is based on HTML (PhoneGap) the App itself is the same for both devices (HTML scales well!). But the launch screen image does not fill out the display on the iPad upon launch. In my Resorces folder there is only the iPhone launch image which is to small for the iPa...