Add a delete button to quickly delete a word in the user dictionary.

res/layout/user_dictionary_item.xml

@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2010 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal">
+
+    <TextView
+            android:id="@android:id/text1"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:textAppearance="?android:attr/textAppearanceLarge"
+            android:gravity="center_vertical"
+            android:paddingLeft="6dip"
+            android:minHeight="?android:attr/listPreferredItemHeight"/>
+
+    <ImageView
+            android:id="@+id/divider"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:layout_gravity="center"
+            android:layout_marginLeft="8dip"
+            android:src="@drawable/nav_divider"
+        />
+
+    <ImageView
+            android:id="@+id/delete_button"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:layout_gravity="center"
+            android:paddingLeft="16dip"
+            android:paddingRight="16dip"
+            android:paddingTop="8dip"
+            android:paddingBottom="8dip"
+            android:src="@drawable/ic_item_delete"
+            android:background="@android:drawable/list_selector_background"
+        />
+</LinearLayout>

src/com/android/settings/UserDictionarySettings.java

@@ -41,6 +41,7 @@ import android.view.WindowManager;
 import android.view.ContextMenu.ContextMenuInfo;
 import android.widget.AlphabetIndexer;
 import android.widget.EditText;
+import android.widget.ImageView;
 import android.widget.ListAdapter;
 import android.widget.ListView;
 import android.widget.SectionIndexer;
@@ -59,7 +60,10 @@ public class UserDictionarySettings extends ListFragment implements DialogCreata
     private static final String[] QUERY_PROJECTION = {
         UserDictionary.Words._ID, UserDictionary.Words.WORD
     };
-    
+
+    private static final int INDEX_ID = 0;
+    private static final int INDEX_WORD = 1;
+
     // Either the locale is empty (means the word is applicable to all locales)
     // or the word equals our current locale
     private static final String QUERY_SELECTION = UserDictionary.Words.LOCALE + "=? OR "
@@ -152,9 +156,9 @@ public class UserDictionarySettings extends ListFragment implements DialogCreata
 
     private ListAdapter createAdapter() {
         return new MyAdapter(getActivity(),
-                android.R.layout.simple_list_item_1, mCursor,
-                new String[] { UserDictionary.Words.WORD },
-                new int[] { android.R.id.text1 });
+                R.layout.user_dictionary_item, mCursor,
+                new String[] { UserDictionary.Words.WORD, UserDictionary.Words._ID },
+                new int[] { android.R.id.text1, R.id.delete_button }, this);
     }
     
     @Override
@@ -285,15 +289,35 @@ public class UserDictionarySettings extends ListFragment implements DialogCreata
                 UserDictionary.Words.CONTENT_URI, DELETE_SELECTION, new String[] { word });
     }
 
-    private static class MyAdapter extends SimpleCursorAdapter implements SectionIndexer {
-        private AlphabetIndexer mIndexer;        
-        
-        public MyAdapter(Context context, int layout, Cursor c, String[] from, int[] to) {
+    private static class MyAdapter extends SimpleCursorAdapter implements SectionIndexer,
+            View.OnClickListener {
+
+        private AlphabetIndexer mIndexer;
+        private UserDictionarySettings mSettings;
+
+        private ViewBinder mViewBinder = new ViewBinder() {
+
+            public boolean setViewValue(View v, Cursor c, int columnIndex) {
+                if (v instanceof ImageView && columnIndex == INDEX_ID) {
+                    v.setOnClickListener(MyAdapter.this);
+                    v.setTag(c.getString(INDEX_WORD));
+                    return true;
+                }
+
+                return false;
+            }
+        };
+
+        public MyAdapter(Context context, int layout, Cursor c, String[] from, int[] to,
+                UserDictionarySettings settings) {
             super(context, layout, c, from, to);
 
+            mSettings = settings;
             int wordColIndex = c.getColumnIndexOrThrow(UserDictionary.Words.WORD);
-            String alphabet = context.getString(com.android.internal.R.string.fast_scroll_alphabet);
-            mIndexer = new AlphabetIndexer(c, wordColIndex, alphabet); 
+            String alphabet = context.getString(
+                    com.android.internal.R.string.fast_scroll_alphabet);
+            mIndexer = new AlphabetIndexer(c, wordColIndex, alphabet);
+            setViewBinder(mViewBinder);
         }
 
         public int getPositionForSection(int section) {
@@ -307,5 +331,9 @@ public class UserDictionarySettings extends ListFragment implements DialogCreata
         public Object[] getSections() {
             return mIndexer.getSections();
         }
+
+        public void onClick(View v) {
+            mSettings.deleteWord((String) v.getTag());
+        }
     }
 }