From 3dec7d563a2f3e1eb967ce2054a00b6620e3558c Mon Sep 17 00:00:00 2001
From: The Android Open Source Project <initial-contribution@android.com>
Date: Mon, 2 Mar 2009 22:54:33 -0800
Subject: auto import from //depot/cupcake/@137055

---
 core/java/android/widget/CursorAdapter.java | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

(limited to 'core/java/android/widget/CursorAdapter.java')

diff --git a/core/java/android/widget/CursorAdapter.java b/core/java/android/widget/CursorAdapter.java
index 3d758e7..898e501 100644
--- a/core/java/android/widget/CursorAdapter.java
+++ b/core/java/android/widget/CursorAdapter.java
@@ -348,6 +348,21 @@ public abstract class CursorAdapter extends BaseAdapter implements Filterable,
         mFilterQueryProvider = filterQueryProvider;
     }
 
+    /**
+     * Called when the {@link ContentObserver} on the cursor receives a change notification.
+     * The default implementation provides the auto-requery logic, but may be overridden by
+     * sub classes.
+     * 
+     * @see ContentObserver#onChange(boolean)
+     * @hide pending API Council approval
+     */
+    protected void onContentChanged() {
+        if (mAutoRequery && mCursor != null && !mCursor.isClosed()) {
+            if (Config.LOGV) Log.v("Cursor", "Auto requerying " + mCursor + " due to update");
+            mDataValid = mCursor.requery();
+        }
+    }
+
     private class ChangeObserver extends ContentObserver {
         public ChangeObserver() {
             super(new Handler());
@@ -360,10 +375,7 @@ public abstract class CursorAdapter extends BaseAdapter implements Filterable,
 
         @Override
         public void onChange(boolean selfChange) {
-            if (mAutoRequery && mCursor != null && !mCursor.isClosed()) {
-                if (Config.LOGV) Log.v("Cursor", "Auto requerying " + mCursor + " due to update");
-                mDataValid = mCursor.requery();
-            }
+            onContentChanged();
         }
     }
 
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