More new gestures UI. Adds a back button at the bottom of the settings activity.

res/drawable/g_bar_background.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 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.
+-->
+
+<nine-patch xmlns:android="http://schemas.android.com/apk/res/android"
+    android:src="@drawable/g_background"
+    android:dither="true" />

res/layout/gestures_settings.xml

@@ -14,22 +14,46 @@
      limitations under the License.
 -->
 
-<merge xmlns:android="http://schemas.android.com/apk/res/android">
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="fill_parent"
+    android:layout_height="fill_parent">
 
     <ListView
         android:id="@android:id/list"
+
         android:layout_width="fill_parent"
-        android:layout_height="fill_parent" />
+        android:layout_height="0dip"
+        android:layout_alignParentTop="true"
+        android:layout_above="@+id/bottom_bar" />
 
-    <TextView
-        android:id="@android:id/empty"
+    <View
         android:layout_width="fill_parent"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center_vertical"
+        android:layout_height="6dip"
+        android:layout_alignParentTop="false"
+        android:layout_above="@+id/bottom_bar"
 
-        android:gravity="center_horizontal"
+        android:background="@drawable/mirrored_shadow" />
 
-        android:text="@string/gestures_loading"
-        android:textAppearance="?android:attr/textAppearanceMedium" />
+    <RelativeLayout
+        android:id="@id/bottom_bar"
 
-</merge>
+        android:layout_width="fill_parent"
+        android:layout_height="60dip"
+        android:layout_alignParentBottom="true"
+
+        android:background="@drawable/g_bar_background">
+
+        <ImageButton
+            android:onClick="back"
+
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginRight="13dip"
+            android:layout_alignParentRight="true"
+            android:layout_centerVertical="true"
+
+            android:background="@drawable/btn_g" />
+
+    </RelativeLayout>
+
+</RelativeLayout>

src/com/android/launcher/GesturesActivity.java

@@ -56,9 +56,6 @@ public class GesturesActivity extends ListActivity implements AdapterView.OnItem
 
     private static final int DIALOG_RENAME_GESTURE = 1;
 
-    static final String PREFERENCES_NAME = "gestures";
-    static final String PREFERENCES_HOME_KEY = "gestures.home";
-    
     // Type: long (id)
     private static final String GESTURES_INFO_ID = "gestures.info_id";
 
@@ -68,7 +65,6 @@ public class GesturesActivity extends ListActivity implements AdapterView.OnItem
     private GesturesAdapter mAdapter;
     private GestureLibrary mStore;
     private GesturesLoadTask mTask;
-    private TextView mEmpty;
 
     private Dialog mRenameDialog;
     private EditText mInput;
@@ -86,12 +82,16 @@ public class GesturesActivity extends ListActivity implements AdapterView.OnItem
         getListView().setOnItemClickListener(this);
 
         mStore = Launcher.getGestureLibrary();
-        mEmpty = (TextView) findViewById(android.R.id.empty);
         mTask = (GesturesLoadTask) new GesturesLoadTask().execute();
 
         registerForContextMenu(getListView());
 
-        mPreferences = getSharedPreferences(PREFERENCES_NAME, MODE_PRIVATE);
+        mPreferences = getSharedPreferences(GesturesConstants.PREFERENCES_NAME, MODE_PRIVATE);
+    }
+
+    @SuppressWarnings({ "UnusedDeclaration" })
+    public void back(View v) {
+        finish();
     }
 
     @Override
@@ -106,12 +106,6 @@ public class GesturesActivity extends ListActivity implements AdapterView.OnItem
         cleanupRenameDialog();
     }
 
-    private void checkForEmpty() {
-        if (mAdapter.getCount() == 0) {
-            mEmpty.setText(R.string.gestures_empty);
-        }
-    }
-
     @Override
     protected void onSaveInstanceState(Bundle outState) {
         super.onSaveInstanceState(outState);
@@ -257,7 +251,6 @@ public class GesturesActivity extends ListActivity implements AdapterView.OnItem
         adapter.setNotifyOnChange(false);
         adapter.remove(info);
         adapter.sort(mSorter);
-        checkForEmpty();
         adapter.notifyDataSetChanged();
 
         LauncherModel.deleteGestureFromDatabase(this, info);
@@ -269,7 +262,8 @@ public class GesturesActivity extends ListActivity implements AdapterView.OnItem
         if (position == 1) {
             final CheckBox checkBox = (CheckBox) view.findViewById(R.id.checkbox);
             checkBox.toggle();
-            mPreferences.edit().putBoolean(PREFERENCES_HOME_KEY, checkBox.isChecked()).commit();
+            mPreferences.edit().putBoolean(GesturesConstants.PREFERENCES_HOME_KEY,
+                    checkBox.isChecked()).commit();
         }
     }
 
@@ -328,12 +322,6 @@ public class GesturesActivity extends ListActivity implements AdapterView.OnItem
             adapter.sort(mSorter);
             adapter.notifyDataSetChanged();
         }
-
-        @Override
-        protected void onPostExecute(Boolean aBoolean) {
-            super.onPostExecute(aBoolean);
-            checkForEmpty();
-        }
     }
 
     private class GesturesAdapter extends ArrayAdapter<ApplicationInfo> {
@@ -471,7 +459,7 @@ public class GesturesActivity extends ListActivity implements AdapterView.OnItem
             ((TextView) convertView.findViewById(R.id.title)).setText(title);
             ((TextView) convertView.findViewById(R.id.summary)).setText(summary);
             ((CheckBox) convertView.findViewById(R.id.checkbox)).setChecked(
-                    mPreferences.getBoolean(PREFERENCES_HOME_KEY, false));
+                    mPreferences.getBoolean(GesturesConstants.PREFERENCES_HOME_KEY, false));
 
             return convertView;
         }

src/com/android/launcher/GesturesConstants.java

@@ -22,4 +22,6 @@ interface GesturesConstants {
     final long MATCH_DELAY = 370;
     final float LENGTH_THRESHOLD = 120.0f;
     int PATH_SAMPLE_COUNT = 10;
+    String PREFERENCES_NAME = "gestures";
+    String PREFERENCES_HOME_KEY = "gestures.home";
 }

src/com/android/launcher/Launcher.java

@@ -984,9 +984,9 @@ public final class Launcher extends Activity implements View.OnClickListener, On
 
                 // TODO: This really should not be done here every time
                 final SharedPreferences preferences =
-                        getSharedPreferences(GesturesActivity.PREFERENCES_NAME, MODE_PRIVATE);
+                        getSharedPreferences(GesturesConstants.PREFERENCES_NAME, MODE_PRIVATE);
                 final boolean homeKey = preferences.getBoolean(
-                        GesturesActivity.PREFERENCES_HOME_KEY, false);
+                        GesturesConstants.PREFERENCES_HOME_KEY, false);
 
                 if (!homeKey) {
                     if (!mWorkspace.isDefaultScreenShowing()) {