Animate expansion of last group in list

This is a temp. fix for this issue. This will only work in API levels 14 (ICS) and up.

project.properties

@@ -11,4 +11,4 @@
 #proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
 
 # Project target.
-target=android-19
+target=android-20

src/com/idunnololz/widgets/AnimatedExpandableListView.java

@@ -3,9 +3,11 @@
 import java.util.ArrayList;
 import java.util.List;
 
+import android.annotation.SuppressLint;
 import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.drawable.Drawable;
+import android.os.Build;
 import android.util.AttributeSet;
 import android.util.SparseArray;
 import android.view.View;
@@ -90,7 +92,8 @@ public class AnimatedExpandableListView extends ExpandableListView {
      *    the collapsed group.
      */
 
-    private static final String TAG = AnimatedExpandableListAdapter.class.getSimpleName();
+    @SuppressWarnings("unused")
+	private static final String TAG = AnimatedExpandableListAdapter.class.getSimpleName();
 
     /**
      * The duration of the expand/collapse animations
@@ -132,7 +135,13 @@ public void setAdapter(ExpandableListAdapter adapter) {
      * @return  Returns true if the group was expanded. False if the group was
      *          already expanded.
      */
+    @SuppressLint("NewApi") 
     public boolean expandGroupWithAnimation(int groupPos) {
+    	boolean lastGroup = groupPos == adapter.getGroupCount() - 1;
+    	if (lastGroup && Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
+    		return expandGroup(groupPos, true);
+    	}
+
         int groupFlatPos = getFlatListPosition(getPackedPositionForGroup(groupPos));
         if (groupFlatPos != -1) {
             int childIndex = groupFlatPos - getFirstVisiblePosition();