如何在视频播放页面单独打开横屏

    xiaoxiao2022-06-22  21

    1.在AppDelegate里面实现这个方法并定义控制横屏的变量

    /** 是否允许横屏属性*/ @property (nonatomic,assign)BOOL isAllowRotation; /** 是否允许横屏方法*/ - (NSUInteger)application:(UIApplication *)application supportedInterfaceOrientationsForWindow:(nullableUIWindow *)window{ if (self.isAllowRotation) { returnUIInterfaceOrientationMaskPortrait |UIInterfaceOrientationMaskLandscapeLeft |UIInterfaceOrientationMaskLandscapeRight; } returnUIInterfaceOrientationMaskPortrait; }

    2.给外部开控制是否横屏的接口(注意:需要横屏的页面消失时需要关闭横屏,否则其他页面也可以横屏了)

    /** 允许横屏*/ - (void)setCanAllowRotation{ self.isAllowRotation =YES; } /** 禁止横屏*/ - (void)setCanNotAllowRotation{ self.isAllowRotation =NO; } /** 支持横屏接口,需要在view消失时设置为不支持,否则其他页面也会支持横屏*/ - (void)setCanAllowRotation; /** 不支持横屏接口*/ - (void)setCanNotAllowRotation;

    3.然后可以定义成宏来方便调用

    /** 获得appdelegate*/ #define APPDELEGATE (AppDelegate *)[[UIApplication sharedApplication] delegate] //支持横屏 #define CANNOTSCALE AppDelegate * appDelegate = APPDELEGATE;[appDelegate setCanNotAllowRotation]; //不支持横屏 #define CANSCALE AppDelegate * appDelegate = APPDELEGATE;[appDelegate setCanAllowRotation];

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