Refactoring layout of launcher

- Only one layout of launcher for landspace/portrait now
- Programmatically vertically centering the shrunken workspace screens rather than using a custom value

Change-Id: Ib689b4031f122b9a1b2bc1ca711b91320619bebd
diff --git a/res/layout-xlarge/launcher.xml b/res/layout-xlarge/launcher.xml
new file mode 100644
index 0000000..7f2b8e1
--- /dev/null
+++ b/res/layout-xlarge/launcher.xml
@@ -0,0 +1,212 @@
+<?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.
+-->
+
+<com.android.launcher2.DragLayer
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:launcher="http://schemas.android.com/apk/res/com.android.launcher"
+
+    android:id="@+id/drag_layer"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <!-- The workspace contains 5 screens of cells -->
+    <com.android.launcher2.Workspace
+        android:id="@+id/workspace"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:paddingTop="?android:attr/actionBarSize"
+        android:paddingBottom="10dp"
+        launcher:defaultScreen="2"
+        launcher:cellCountX="8"
+        launcher:cellCountY="7"
+        launcher:pageSpacing="@dimen/workspace_page_spacing">
+
+        <include android:id="@+id/cell1" layout="@layout/workspace_screen" />
+        <include android:id="@+id/cell2" layout="@layout/workspace_screen" />
+        <include android:id="@+id/cell3" layout="@layout/workspace_screen" />
+        <include android:id="@+id/cell4" layout="@layout/workspace_screen" />
+        <include android:id="@+id/cell5" layout="@layout/workspace_screen" />
+    </com.android.launcher2.Workspace>
+
+    <include
+        layout="@layout/all_apps_tabbed"
+        android:id="@+id/all_apps_view"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_gravity="top" />
+
+    <RelativeLayout
+        android:id="@+id/all_apps_button_cluster"
+        android:layout_width="fill_parent"
+        android:layout_height="?android:attr/actionBarSize"
+        android:layout_gravity="top">
+
+       <!-- Global search icon -->
+       <ImageView
+           android:id="@+id/search_button"
+           android:layout_width="wrap_content"
+           android:layout_height="wrap_content"
+           android:layout_alignParentTop="true"
+           android:layout_alignParentLeft="true"
+           android:paddingLeft="@dimen/toolbar_button_horizontal_padding"
+           android:paddingRight="@dimen/toolbar_button_horizontal_padding"
+           android:paddingTop="@dimen/toolbar_button_vertical_padding"
+           android:paddingBottom="@dimen/toolbar_button_vertical_padding"
+           android:src="@drawable/ic_generic_search"
+           android:background="@drawable/button_bg"
+           android:onClick="onClickSearchButton"
+           android:focusable="true"
+           android:clickable="true" />
+
+        <ImageView
+            android:id="@+id/search_divider"
+            android:src="@drawable/divider_launcher_holo"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:layout_toRightOf="@id/search_button"
+            android:paddingTop="@dimen/toolbar_button_vertical_padding"
+            android:paddingBottom="@dimen/toolbar_button_vertical_padding"
+
+            android:onClick="onClickSearchButton"
+            android:focusable="false"
+            android:clickable="true" />
+
+        <!-- Voice search icon -->
+        <ImageView
+            android:id="@+id/voice_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_toRightOf="@id/search_divider"
+            android:paddingLeft="@dimen/toolbar_button_horizontal_padding"
+            android:paddingRight="@dimen/toolbar_button_horizontal_padding"
+            android:paddingTop="@dimen/toolbar_button_vertical_padding"
+            android:paddingBottom="@dimen/toolbar_button_vertical_padding"
+            android:src="@drawable/ic_voice_search"
+            android:background="@drawable/button_bg"
+            android:onClick="onClickVoiceButton"
+            android:focusable="true"
+            android:clickable="true"/>
+
+        <ImageView
+            android:id="@+id/configure_button"
+            android:src="@drawable/ic_home_add_holo_dark"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentTop="true"
+            android:layout_alignParentRight="true"
+            android:paddingLeft="@dimen/toolbar_button_horizontal_padding"
+            android:paddingRight="@dimen/toolbar_button_horizontal_padding"
+            android:paddingTop="@dimen/toolbar_button_vertical_padding"
+            android:paddingBottom="@dimen/toolbar_button_vertical_padding"
+            android:background="@drawable/button_bg"
+
+            android:focusable="true"
+            android:clickable="true" />
+        <ImageView
+            android:id="@+id/divider"
+            android:src="@drawable/divider_launcher_holo"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:layout_toLeftOf="@id/configure_button"
+            android:paddingTop="@dimen/toolbar_button_vertical_padding"
+            android:paddingBottom="@dimen/toolbar_button_vertical_padding"
+
+            android:focusable="false"
+            android:clickable="true" />
+        <TextView
+            android:id="@+id/all_apps_button"
+            android:text="@string/all_apps_button_label"
+            android:drawablePadding="@dimen/all_apps_button_drawable_padding"
+            android:drawableLeft="@drawable/ic_home_all_apps_holo_dark"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_toLeftOf="@id/divider"
+            android:paddingLeft="@dimen/toolbar_button_horizontal_padding"
+            android:paddingRight="@dimen/toolbar_button_horizontal_padding"
+            android:paddingTop="@dimen/all_apps_button_vertical_padding"
+            android:paddingBottom="@dimen/all_apps_button_vertical_padding"
+            android:background="@drawable/button_bg"
+
+            android:gravity="center_horizontal|center_vertical"
+            android:textColor="#CCFFFFFF"
+            android:textSize="18sp"
+
+            android:shadowColor="#DA000000"
+            android:shadowDx="0.0"
+            android:shadowDy="0.0"
+            android:shadowRadius="2.5"
+
+            android:focusable="true"
+            android:clickable="true" />
+        <ImageView
+            android:id="@+id/divider_during_drag"
+            android:src="@drawable/divider_launcher_holo"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:layout_toLeftOf="@id/configure_button"
+            android:paddingTop="@dimen/toolbar_button_vertical_padding"
+            android:paddingBottom="@dimen/toolbar_button_vertical_padding"
+            android:visibility="gone" />
+        <com.android.launcher2.DeleteZone
+            android:id="@+id/delete_zone"
+            android:text="@string/delete_zone_label_workspace"
+            android:drawablePadding="@dimen/delete_zone_drawable_padding"
+            android:drawableLeft="@drawable/delete_zone_selector"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignRight="@id/configure_button"
+            android:paddingLeft="@dimen/toolbar_button_horizontal_padding"
+            android:paddingRight="@dimen/toolbar_button_horizontal_padding"
+            android:paddingTop="@dimen/toolbar_button_vertical_padding"
+            android:paddingBottom="@dimen/toolbar_button_vertical_padding"
+            android:background="@drawable/button_bg"
+
+            android:gravity="center_horizontal|center_vertical"
+            android:textColor="@color/workspace_all_apps_and_delete_zone_text_color"
+            android:textSize="18sp"
+            android:shadowColor="@color/workspace_all_apps_and_delete_zone_text_shadow_color"
+            android:shadowDx="0.0"
+            android:shadowDy="0.0"
+            android:shadowRadius="2.0"
+
+            android:visibility="gone"
+            launcher:direction="horizontal" />
+    </RelativeLayout>
+
+    <TabHost
+        android:id="@+id/customization_drawer"
+        android:layout_width="match_parent"
+        android:layout_height="@dimen/customization_drawer_height"
+        android:layout_gravity="bottom">
+        <LinearLayout
+            android:orientation="vertical"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+            <TabWidget
+                android:id="@android:id/tabs"
+                android:layout_width="@dimen/customization_drawer_tab_widget_width"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_horizontal"
+                android:background="@drawable/tab_unselected_holo"
+                android:tabStripEnabled="false" />
+            <FrameLayout
+                android:id="@android:id/tabcontent"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent">
+             </FrameLayout>
+          </LinearLayout>
+    </TabHost>
+</com.android.launcher2.DragLayer>