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[英]android:screenOrientation=“portrait” ignored on a Nexus 5x running Marshmallow
[英]android:screenOrientation=“portrait” is ignored in Jellybean
android:screenOrientation =“ portrait”在Jellybean中被忽略。 如果我将手机转到横向,则无论如何它都会改变方向。 我已经尝试过几种手机。 我需要使用任何新标志吗?
您可以尝试以编程方式进行操作,
@Override
public void onConfigurationChanged(Configuration newConfig) {
super.onConfigurationChanged(newConfig);
switch (newConfig.orientation)
{
case Configuration.ORIENTATION_PORTRAIT:
// taking action on event
lockScreenRotation(Configuration.ORIENTATION_PORTRAIT);
break;
case Configuration.ORIENTATION_LANDSCAPE:
// taking action on event
lockScreenRotation(Configuration.ORIENTATION_LANDSCAPE);
break;
case Configuration.ORIENTATION_SQUARE:
// taking action on event
lockScreenRotation(Configuration.ORIENTATION_SQUARE);
break;
default:
throw new Exception("Unexpected orientation!!!");
break;
}
private void lockScreenRotation(int orientation)
{
// Stop the screen orientation changing during an event
switch (orientation)
{
...
case Configuration.ORIENTATION_PORTRAIT:
this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
break;
case Configuration.ORIENTATION_LANDSCAPE:
this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
break;
...
case default:
this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
break;
}
}
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