fix: 修复视频播放调整音量时偶现闪退

app/src/main/java/com/huanchengfly/tieba/post/ui/widgets/VideoPlayerStandard.java

@@ -3,6 +3,7 @@ package com.huanchengfly.tieba.post.ui.widgets;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.graphics.Color;
+import android.media.AudioManager;
 import android.util.AttributeSet;
 import android.view.View;
 import android.widget.ImageButton;
@@ -130,17 +131,21 @@ public class VideoPlayerStandard extends JzvdStd {
                 .setOnCancelListener(DialogInterface::dismiss).create().show();
     }
 
+    @Override
+    protected void touchActionMove(float x, float y) {
+        if (mAudioManager == null)
+            mAudioManager = (AudioManager) getApplicationContext().getSystemService(Context.AUDIO_SERVICE);
+        super.touchActionMove(x, y);
+    }
+
     @Override
     public void onClick(View v) {
-        switch (v.getId()) {
-            case R.id.download_btn:
+        if (v.getId() == R.id.download_btn) {
             String url = (String) jzDataSource.getCurrentUrl();
             FileUtil.downloadBySystem(getContext(), FileUtil.FILE_TYPE_VIDEO, url);
             Toast.makeText(getContext(), R.string.toast_start_download, Toast.LENGTH_SHORT).show();
-                break;
-            default:
+        } else {
             super.onClick(v);
-                break;
         }
     }
 }