Orientation for iOS Processing

After ios6, orientation can be set in the plist file. The setting item is "supported interface orientations ".

If you use ios5 or the following versionBy default, the uiviewcontroller class supports portrait only. To support other orientation, You need to override Shouldautorotatetointerfaceorientation: method.

-(Bool) shouldautorotatetointerfaceorientation: (uiinterfaceorientation) Orientation

{

Return uiinterfaceorientationisportrait (orientation); // only support portrait

Return yes; // support all orientations

Return (orientation! = Uiinterfaceorientationportraitupsidedown); // anyting

}