1 files changed, 135 insertions, 0 deletions
diff --git a/android/3rd_party/HoloEverywhere/library/src/org/holoeverywhere/widget/ListAdapterWrapper.java b/android/3rd_party/HoloEverywhere/library/src/org/holoeverywhere/widget/ListAdapterWrapper.java
new file mode 100644
index 0000000000..aa6dd0a870
--- /dev/null
+++ b/android/3rd_party/HoloEverywhere/library/src/org/holoeverywhere/widget/ListAdapterWrapper.java
@@ -0,0 +1,135 @@
+
+package org.holoeverywhere.widget;
+
+import android.database.DataSetObserver;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ListAdapter;
+import android.widget.WrapperListAdapter;
+
+public class ListAdapterWrapper implements WrapperListAdapter {
+    public static interface ListAdapterCallback {
+        public void onChanged();
+
+        public void onInvalidated();
+
+        public View onPrepareView(View view, int position);
+    }
+
+    private final class WrapperDataSetObserver extends DataSetObserver {
+        private DataSetObserver mDataSetObserver;
+
+        public WrapperDataSetObserver(DataSetObserver dataSetObserver) {
+            mDataSetObserver = dataSetObserver;
+        }
+
+        @Override
+        public void onChanged() {
+            mDataSetObserver.onChanged();
+            if (mCallback != null) {
+                mCallback.onChanged();
+            }
+        }
+
+        @Override
+        public void onInvalidated() {
+            mDataSetObserver.onInvalidated();
+            if (mCallback != null) {
+                mCallback.onInvalidated();
+            }
+        }
+    }
+
+    private final ListAdapterCallback mCallback;
+    private DataSetObserver mLastDataSetObserver;
+    private final ListAdapter mWrapped;
+
+    public ListAdapterWrapper(ListAdapter wrapped) {
+        this(wrapped, null);
+    }
+
+    public ListAdapterWrapper(ListAdapter wrapped, ListAdapterCallback callback) {
+        mWrapped = wrapped;
+        mCallback = callback;
+    }
+
+    @Override
+    public boolean areAllItemsEnabled() {
+        return mWrapped.areAllItemsEnabled();
+    }
+
+    @Override
+    public int getCount() {
+        return mWrapped.getCount();
+    }
+
+    @Override
+    public Object getItem(int position) {
+        return mWrapped.getItem(position);
+    }
+
+    @Override
+    public long getItemId(int position) {
+        return mWrapped.getItemId(position);
+    }
+
+    @Override
+    public int getItemViewType(int position) {
+        return mWrapped.getItemViewType(position);
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+        return onPrepareView(mWrapped.getView(position, convertView, parent), position);
+    }
+
+    @Override
+    public int getViewTypeCount() {
+        return mWrapped.getViewTypeCount();
+    }
+
+    @Override
+    public ListAdapter getWrappedAdapter() {
+        return mWrapped;
+    }
+
+    @Override
+    public boolean hasStableIds() {
+        return mWrapped.hasStableIds();
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return mWrapped.isEmpty();
+    }
+
+    @Override
+    public boolean isEnabled(int position) {
+        return mWrapped.isEnabled(position);
+    }
+
+    public void notifyDataSetChanged() {
+        if (mLastDataSetObserver != null) {
+            mLastDataSetObserver.onChanged();
+        }
+    }
+
+    public View onPrepareView(View view, int position) {
+        if (mCallback != null) {
+            return mCallback.onPrepareView(view, position);
+        }
+        return view;
+    }
+
+    @Override
+    public void registerDataSetObserver(DataSetObserver dataSetObserver) {
+        mWrapped.registerDataSetObserver(mLastDataSetObserver = new WrapperDataSetObserver(
+                dataSetObserver));
+    }
+
+    @Override
+    public void unregisterDataSetObserver(DataSetObserver dataSetObserver) {
+        mWrapped.unregisterDataSetObserver(mLastDataSetObserver);
+        mLastDataSetObserver = null;
+    }
+}