issue 701 - crash on questions having video prompts upon swiping backward...

Author: mitchellsundt

AndroidManifest.xml

@@ -10,7 +10,7 @@
 -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="org.odk.collect.android"
-    android:versionCode="1016"
+    android:versionCode="1017"
     android:versionName="1.2.1" >
     <uses-permission android:name="android.permission.READ_PHONE_STATE" />
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />

src/org/odk/collect/android/activities/FormEntryActivity.java

@@ -1015,12 +1015,11 @@ public void showView(View next, AnimationType from) {
         mStaleView = mCurrentView;
         mCurrentView = next;
         mRelativeLayout.addView(mCurrentView, lp);
-
+        mAnimationCompletionSet = 0;
+        
         if (mStaleView != null) {
         	// start OutAnimation for transition...
             mStaleView.startAnimation(mOutAnimation);
-            // and remove the old view (MUST occur after start of animation!!!)
-        	mRelativeLayout.removeView(mStaleView);
         }
         // start InAnimation for transition...
         mCurrentView.startAnimation(mInAnimation);
@@ -1622,23 +1621,40 @@ protected void onDestroy() {
 
     }
 
+    private int mAnimationCompletionSet = 0;
+    
+    private void afterAllAnimations() {
+    	
+        if ( mStaleView != null ) {
+            // and remove the old view (MUST occur after start of animation!!!)
+        	mRelativeLayout.removeView(mStaleView);
+        	if ( mStaleView instanceof ODKView ) {
+        		// http://code.google.com/p/android/issues/detail?id=8488
+    			((ODKView) mStaleView).recycleDrawables();
+            }
+    		mStaleView = null;
+        }
+
+        if (mCurrentView instanceof ODKView) {
+            ((ODKView) mCurrentView).setFocus(this);
+        }
+ 		mBeenSwiped = false;
+    }
+    
     @Override
     public void onAnimationEnd(Animation animation) {
 		Log.i(t, "onAnimationEnd " + ((animation == mInAnimation) ? "in" : ((animation == mOutAnimation) ? "out" : "other")));
     	if ( mInAnimation == animation) {
-            if (mCurrentView instanceof ODKView) {
-                ((ODKView) mCurrentView).setFocus(this);
-            }
-     		mBeenSwiped = false;
+    		mAnimationCompletionSet |= 1;
     	} else if ( mOutAnimation == animation ) {
-            if ( mStaleView != null && mStaleView instanceof ODKView ) {
-        		// http://code.google.com/p/android/issues/detail?id=8488
-    			((ODKView) mStaleView).recycleDrawables();
-            }
-    		mStaleView = null;
+    		mAnimationCompletionSet |= 2;
     	} else {
     		Log.e(t, "Unexpected animation");
     	}
+    	
+    	if ( mAnimationCompletionSet == 3 ) {
+    		this.afterAllAnimations();
+    	}
     }
 
 

src/org/odk/collect/android/views/MediaLayout.java

@@ -29,6 +29,7 @@
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
 import android.graphics.Color;
 import android.net.Uri;
 import android.util.Log;
@@ -143,7 +144,10 @@ public void setAVT(FormIndex index, String selectionDesignator, TextView text, S
         if (videoURI != null) {
             // An video file is specified
             mVideoButton = new ImageButton(getContext());
-            mVideoButton.setImageResource(android.R.drawable.ic_media_play);
+            Bitmap b =
+                    BitmapFactory.decodeResource(getContext().getResources(),
+                        android.R.drawable.ic_media_play);
+            mVideoButton.setImageBitmap(b);
             mVideoButton.setOnClickListener(new OnClickListener() {
 
                 @Override