if(bt.tag == 100){//转全屏 bt.tag = 101; [[UIApplication sharedApplication] setStatusBarHidden:YES]; self.view.frame = CGRectMake(0, 0, 320, 480); /* if (orientation == UIInterfaceOrientationLandscapeRight ||orientation == UIInterfaceOrientationLandscapeLeft) { aview.frame = CGRectMake(0, 0, 480, 320); } else{ aview.frame = CGRectMake(0, 0, 320, 480); }*/ } else{//退出全屏 bt.tag = 100; [[UIApplication sharedApplication] setStatusBarHidden:NO]; if(orientation == UIInterfaceOrientationLandscapeRight ){ self.view.frame = CGRectMake(0, 0, 300, 480); // aview.frame = CGRectMake(0, 0, 480, 300); }else if(orientation == UIInterfaceOrientationLandscapeLeft){ self.view.frame = CGRectMake(20, 0, 300, 480); // aview.frame = CGRectMake(0, 0, 480, 300); }else{ self.view.frame = CGRectMake(0, 20, 320, 460); // aview.frame = CGRectMake(0, 0, 320, 460); } }