Question

我想从另一个类访问videoview。如果我这样做了异常

Only the original thread that created a view hierarchy can touch its views.
android.view.ViewRootImpl$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views.
at android.view.ViewRootImpl.checkThread(ViewRootImpl.java:4607)
at android.view.ViewRootImpl.requestLayout(ViewRootImpl.java:835)
at android.view.View.requestLayout(View.java:15129)
at android.view.View.requestLayout(View.java:15129)
at android.view.View.requestLayout(View.java:15129)
at android.view.View.requestLayout(View.java:15129)
at android.view.View.requestLayout(View.java:15129)
at android.widget.VideoView.setVideoURI(VideoView.java:198)
at android.widget.VideoView.setVideoURI(VideoView.java:187)
at com.network.video.player.MainVideoActivity.PlayNext_Video(MainVideoActivity.java:452)
at com.network.video.player.ConnectToServer$HandleClientThread.Delete_file(ConnectToServer.java:116)
at com.network.video.player.ConnectToServer$HandleClientThread.run(ConnectToServer.java:244)
at java.lang.Thread.run(Thread.java:856)

有人可以告诉我如何从另一个类访问视图吗？

Answer 1

您可以使用以下方法访问视图。

runOnUiThread(Runnable ac)

为此，将视图所在的活动传递给班级。

例如：

activity.runOnUiThread(new Runnable() {
   public void run() {

    //access here

  }
});

从android中的另一个类访问VideoView

1 个答案: