Added settings button to overview mode

Change-Id: Idcbfa49fe2710dec460155f34bd371321af6cf17
diff --git a/res/layout/overview_panel.xml b/res/layout/overview_panel.xml
index 713adea..e05adf2 100644
--- a/res/layout/overview_panel.xml
+++ b/res/layout/overview_panel.xml
@@ -36,4 +36,13 @@
         android:layout_height="wrap_content"
         android:text="@string/wallpaper_button_text"
         android:textSize="18dp" />
+    <Space
+        android:layout_width="@dimen/overview_panel_buttonSpacing"
+        android:layout_height="wrap_content"/>
+    <TextView
+        android:id="@+id/settings_button"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/settings_button_text"
+        android:textSize="18dp" />
 </LinearLayout>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 7b97889..b860d42 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -289,4 +289,6 @@
     <string name="widget_button_text">Add Widget</string>
     <!-- Text for wallpaper change button -->
     <string name="wallpaper_button_text">Wallpaper</string>
+    <!-- Text for settings button -->
+    <string name="settings_button_text">Settings</string>
 </resources>
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 35e166f..7970b71 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -921,6 +921,9 @@
         public void onHide();
     }
 
+    protected void startSettings() {
+    }
+
     public interface QSBScroller {
         public void setScrollY(int scrollY);
     }
@@ -1123,6 +1126,12 @@
                 startWallpaper();
             }
         });
+        findViewById(R.id.settings_button).setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View arg0) {
+                startSettings();
+            }
+        });
 
         // Setup the workspace
         mWorkspace.setHapticFeedbackEnabled(false);