StackOverflow2013

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copied!<p><strong>My situation is:</strong></p> <ul> <li>UITabBarController has 2 items: 2 Navigation controller</li> <li>UINavigationController1 withRootView: ViewController1 </li> <li>UINavigationController2 withRootView: ViewController2.</li> <li>Now i want ViewController1 set shouldAutorotate:NO/maskPortrait and ViewController2 set shouldAutorotate/MaskAll.</li> </ul> <p><strong>So my implement:</strong> Create UITabBarController category and UINavigationCntroller category like</p> <p><strong>UITabBarController+autoRotate.h</strong></p> <pre><code>@interface UITabBarController (autoRotate) -(BOOL)shouldAutorotate; - (NSUInteger)supportedInterfaceOrientations; @end </code></pre> <p><strong>UITabBarController+autoRotate.m</strong></p> <pre><code>#import "UITabBarController+autoRotate.h" @implementation UITabBarController (autoRotate) - (BOOL)shouldAutorotate { return [self.selectedViewController shouldAutorotate]; } - (NSUInteger)supportedInterfaceOrientations { return [self.selectedViewController supportedInterfaceOrientations]; } @end </code></pre> <p><strong>UINavigationController+autoRotate.h</strong></p> <pre><code>@interface UINavigationController (autoRotate) -(BOOL)shouldAutorotate; - (NSUInteger)supportedInterfaceOrientations; @end </code></pre> <p><strong>UINavigationController+autoRotate.m</strong></p> <pre><code>@implementation UINavigationController (autoRotate) - (BOOL)shouldAutorotate { return [self.visibleViewController shouldAutorotate]; } - (NSUInteger)supportedInterfaceOrientations { return [self.visibleViewController supportedInterfaceOrientations]; } @end </code></pre> <p><strong>UIViewController1.m</strong></p> <pre><code>- (BOOL)shouldAutorotate { return NO; } - (NSUInteger)supportedInterfaceOrientations { return UIInterfaceOrientationMaskPortrait;; } </code></pre> <p><strong>UIViewController2.m</strong></p> <pre><code>- (BOOL)shouldAutorotate { return YES; } - (NSUInteger)supportedInterfaceOrientations { return UIInterfaceOrientationMaskAll; } </code></pre> <p>It worked like a charm!</p>

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