Re: [Q] a view is associated with more than one view controller?
Re: [Q] a view is associated with more than one view controller?
- Subject: Re: [Q] a view is associated with more than one view controller?
- From: Baoming Tian <email@hidden>
- Date: Thu, 25 Oct 2012 15:53:07 +0800
Why not just add the camera view as sub view of the root ?
from my iPhone
在 2012-10-25，下午2:59，JongAm Park <email@hidden> 写道：
> Hello,
>
> I'm having a problem while rebuilding old project which was made with iOS 3.x SDK at first.
> Currently I'm building it with iOS 6.0 SDK and can be targeted for 4.3.
>
> There is a central controller, RootViewController.
> And when the app is loaded, it creates an instance of UIImagePickerController.
> And finally, it tries to assign the view of UIImagePickerController, i.e. imagePickerController.view, to the RootViewController's view.
>
> Brief code lines are like this.
>
> if([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera])
> {
> self.camera = [[UIImagePickerController alloc] init];
> [self.camera setSourceType:UIImagePickerControllerSourceTypeCamera];
> self.camera.allowsEditing = NO;
> self.camera.navigationBarHidden = YES;
> self.camera.toolbarHidden = YES;
> self.camera.wantsFullScreenLayout = YES;
>
> ...
>
> self.view == self.camera.view; // This is where it throws the exception.
> // self is RootViewController
>
> The error message is this :
>
> A view can only be associated with at most one view controller at a time! View <UILayoutContainerView: 0x1ddbee60; frame = (0 0; 320 480); autoresize = W+H; layer = <CALayer: 0x1ddbeed0>> is associated with <UIImagePickerController: 0x1dd510b0>. Clear this association before associating this view with <RootViewController: 0x1dd32f20>. : A view can only be associated with at most one view controller at a time! View <UILayoutContainerView: 0x1ddbee60; frame = (0 0; 320 480); autoresize = W+H; layer = <CALayer: 0x1ddbeed0>> is associated with <UIImagePickerController: 0x1dd510b0>. Clear this association before associating this view with <RootViewController: 0x1dd32f20>.
>
> The UILayoutContainerView: 0x1ddbee60 is self.camera.view.
>
> According to this StackOverFlow page, its sounds like that it was possible to assign a view controller's view to other controller's view with previous iOS SDK, but looks to be changed recently.
>
> Does Apple recommend other approach to achieve the same goal?
> If anyone knows how to solve this problem, please show me your guidance.
>
> Thank you.
> JongAm Park
>
>
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