Merge "Initial porting of View and Res for AccessibilityMenu"

author: Riley Jones <jonesriley@google.com> 2023-01-12 03:25:48 +0000
committer: Android (Google) Code Review <android-gerrit@google.com> 2023-01-12 03:25:48 +0000
commit: adc98d06d607238b010d51f0e243c68435550bc1 (patch)
tree: 72b6d70118fdf229ee940386dd43e8748c7f0909
parent: 8b0fad3c9a4bfb6e82c734afca06c7df26fddf0b (diff)
parent: adf5e308c32086b61fa5fb1b1c7ac4cbe891f9ee (diff)
37 files changed, 1684 insertions, 3 deletions
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/Android.bp b/packages/SystemUI/accessibility/accessibilitymenu/Android.bp
index a494f5e086ae..0b1a3e272d01 100644
--- a/packages/SystemUI/accessibility/accessibilitymenu/Android.bp
+++ b/packages/SystemUI/accessibility/accessibilitymenu/Android.bp
@@ -20,6 +20,17 @@ package {
 
 android_app {
     name: "AccessibilityMenu",
+
+    static_libs: [
+        "androidx.coordinatorlayout_coordinatorlayout",
+        "androidx.core_core",
+        "androidx.viewpager_viewpager",
+    ],
+
+    uses_libs: [
+        "org.apache.http.legacy",
+    ],
+
     srcs: [
         "src/**/*.java",
     ],
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/color/footer_icon_tint_color.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/color/footer_icon_tint_color.xml
new file mode 100644
index 000000000000..c89e4c318805
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/color/footer_icon_tint_color.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+  <item android:state_enabled="false"
+      android:color="@color/footer_icon_disabled_color" /> <!-- disabled -->
+  <item android:color="@color/footer_icon_enabled_color" /> <!-- default -->
+</selector>
+\ No newline at end of file
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/a11ymenu_intro.png b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/a11ymenu_intro.png
new file mode 100644
index 000000000000..6149ee4b2365
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/a11ymenu_intro.png
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/footer_button_background_left.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/footer_button_background_left.xml
new file mode 100644
index 000000000000..5ff245d6a11e
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/footer_button_background_left.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+
+  <item>
+    <ripple
+        android:color="@color/ripple_material_color">
+      <item android:id="@android:id/mask">
+        <color android:color="@color/overlay_bg_color"/>
+      </item>
+    </ripple>
+  </item>
+
+</layer-list>
+\ No newline at end of file
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/footer_button_background_right.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/footer_button_background_right.xml
new file mode 100644
index 000000000000..5ff245d6a11e
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/footer_button_background_right.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+
+  <item>
+    <ripple
+        android:color="@color/ripple_material_color">
+      <item android:id="@android:id/mask">
+        <color android:color="@color/overlay_bg_color"/>
+      </item>
+    </ripple>
+  </item>
+
+</layer-list>
+\ No newline at end of file
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_a11y_menu_round.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_a11y_menu_round.xml
new file mode 100644
index 000000000000..a2eaf95dcef0
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_a11y_menu_round.xml
@@ -0,0 +1,20 @@
+<!--
+  ~ Copyright (C) 2023 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.
+  -->
+
+<vector android:height="108dp" android:viewportHeight="24"
+    android:viewportWidth="24" android:width="108dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#ffffff" android:fillType="evenOdd" android:pathData="M7.875,10.625C7.1188,10.625 6.5,11.2437 6.5,12C6.5,12.7562 7.1188,13.375 7.875,13.375C8.6313,13.375 9.25,12.7562 9.25,12C9.25,11.2437 8.6313,10.625 7.875,10.625ZM16.125,10.625C15.3687,10.625 14.75,11.2437 14.75,12C14.75,12.7562 15.3687,13.375 16.125,13.375C16.8813,13.375 17.5,12.7562 17.5,12C17.5,11.2437 16.8813,10.625 16.125,10.625ZM10.625,12C10.625,11.2437 11.2438,10.625 12,10.625C12.7563,10.625 13.375,11.2437 13.375,12C13.375,12.7562 12.7563,13.375 12,13.375C11.2438,13.375 10.625,12.7562 10.625,12Z"/>
+</vector>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_add_32dp.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_add_32dp.xml
new file mode 100644
index 000000000000..7e1262c2b4e7
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_add_32dp.xml
@@ -0,0 +1,5 @@
+<vector android:height="32dp" android:tint="#FFFFFF"
+    android:viewportHeight="24.0" android:viewportWidth="24.0"
+    android:width="32dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FF000000" android:pathData="M19,13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/>
+</vector>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_arrow_back_24dp.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_arrow_back_24dp.xml
new file mode 100644
index 000000000000..f6af270095c3
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_arrow_back_24dp.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="@dimen/footer_arrow_length"
+    android:height="@dimen/footer_arrow_length"
+    android:viewportWidth="24.0"
+    android:viewportHeight="24.0">
+  <path
+      android:fillColor="@color/footer_icon_color"
+      android:pathData="M20,11H7.83l5.59,-5.59L12,4l-8,8 8,8 1.41,-1.41L7.83,13H20v-2z"/>
+</vector>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_arrow_forward_24dp.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_arrow_forward_24dp.xml
new file mode 100644
index 000000000000..2f7b632d6adc
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_arrow_forward_24dp.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="@dimen/footer_arrow_length"
+    android:height="@dimen/footer_arrow_length"
+    android:viewportWidth="24.0"
+    android:viewportHeight="24.0">
+  <path
+      android:fillColor="@color/footer_icon_color"
+      android:pathData="M12,4l-1.41,1.41L16.17,11H4v2h12.17l-5.58,5.59L12,20l8,-8z"/>
+</vector>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_logo_a11y_menu.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_logo_a11y_menu.xml
new file mode 100644
index 000000000000..79e0e08d8899
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_logo_a11y_menu.xml
@@ -0,0 +1,33 @@
+<vector android:height="48dp" android:viewportHeight="192.0"
+    android:viewportWidth="192.0" android:width="48dp"
+    xmlns:aapt="http://schemas.android.com/aapt" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#34a853" android:pathData="M37.14,173.74l-28.53,-90a14.53,14.53 0,0 1,5 -15.63L87.15,11a14.21,14.21 0,0 1,17.61 0.12l73.81,58.94a14.53,14.53 0,0 1,4.8 15.57l-28.48,88.18A14.32,14.32 0,0 1,141.22 184H50.84A14.33,14.33 0,0 1,37.14 173.74Z"/>
+    <path android:pathData="M137.61,94.07l-17,17 -17,-17 -17,17L70.3,94.72l-17,17L125.66,184h15.56a14.32,14.32 0,0 0,13.67 -10.19l15.25,-47.21Z">
+        <aapt:attr name="android:fillColor">
+            <gradient android:endX="27152.64"
+                android:endY="32745.600000000002"
+                android:startX="20910.72"
+                android:startY="21934.079999999998" android:type="linear">
+                <item android:color="#33263238" android:offset="0.0"/>
+                <item android:color="#11205432" android:offset="0.47"/>
+                <item android:color="#051E6130" android:offset="1.0"/>
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path android:fillAlpha="0.2" android:fillColor="#263238" android:pathData="M50.14,100.11a12,12 0,1 1,11.39 15.77,11.72 11.72,0 0,1 -5,-1.1l-3.41,-3.4ZM129.4,91.88a12,12 0,1 1,-12 12A12,12 0,0 1,129.4 91.88ZM95.4,91.88a12,12 0,1 1,-12 12A12,12 0,0 1,95.42 91.88Z"/>
+    <path android:fillColor="#fff"
+        android:pathData="M61.53,90.88a12,12 0,1 1,-12 12A12,12 0,0 1,61.53 90.88ZM129.41,90.88a12,12 0,1 1,-12 12A12,12 0,0 1,129.41 90.88ZM95.41,90.88a12,12 0,1 1,-12 12A12,12 0,0 1,95.42 90.88Z"
+        android:strokeAlpha="0" android:strokeColor="#000"
+        android:strokeLineCap="round" android:strokeLineJoin="round" android:strokeWidth="0.5"/>
+    <path android:fillAlpha="0.2" android:fillColor="#263238" android:pathData="M184,80.91a14.33,14.33 0,0 1,-0.63 4.7l-28.48,88.18A14.33,14.33 0,0 1,141.21 184H50.84a14.33,14.33 0,0 1,-13.7 -10.26l-28.53,-90A14.49,14.49 0,0 1,8 79.11a14.3,14.3 0,0 0,0.61 3.64l28.53,90A14.33,14.33 0,0 0,50.84 183h90.37a14.33,14.33 0,0 0,13.67 -10.19l28.48,-88.18A14.79,14.79 0,0 0,184 80.91Z"/>
+    <path android:fillAlpha="0.2" android:fillColor="#fff" android:pathData="M184,81.89A14.46,14.46 0,0 0,178.57 71L104.76,12.1A14.21,14.21 0,0 0,87.15 12L13.58,69.12A14.5,14.5 0,0 0,8 80.09a14.5,14.5 0,0 1,5.57 -12L87.15,11a14.21,14.21 0,0 1,17.61 0.12L178.57,70A14.48,14.48 0,0 1,184 81.89Z"/>
+    <path android:pathData="M37.14,173.74l-28.53,-90a14.53,14.53 0,0 1,5 -15.63L87.15,11a14.21,14.21 0,0 1,17.61 0.12l73.81,58.94a14.53,14.53 0,0 1,4.8 15.57l-28.48,88.18A14.32,14.32 0,0 1,141.22 184H50.84A14.33,14.33 0,0 1,37.14 173.74Z"/>
+    <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+        <background android:drawable="@color/colorAccessibilityMenuIcon" />
+        <foreground>
+            <inset
+                android:drawable="@drawable/ic_a11y_menu_round"
+                android:inset="21.88%" />
+        </foreground>
+    </adaptive-icon>
+</vector>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_logo_assistant_32dp.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_logo_assistant_32dp.xml
new file mode 100644
index 000000000000..ebeebf81eedc
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/ic_logo_assistant_32dp.xml
@@ -0,0 +1,8 @@
+<vector android:height="32dp"
+    android:viewportHeight="192.0" android:viewportWidth="192.0"
+    android:width="32dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#34A853" android:pathData="M172,60m-12,0a12,12 0,1 1,24 0a12,12 0,1 1,-24 0"/>
+    <path android:fillColor="#EA4335" android:pathData="M136,88m-24,0a24,24 0,1 1,48 0a24,24 0,1 1,-48 0"/>
+    <path android:fillColor="#FBBC05" android:pathData="M136,148m-28,0a28,28 0,1 1,56 0a28,28 0,1 1,-56 0"/>
+    <path android:fillColor="#4285F4" android:pathData="M56,64m-48,0a48,48 0,1 1,96 0a48,48 0,1 1,-96 0"/>
+</vector>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/shadow_0deg.9.png b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/shadow_0deg.9.png
new file mode 100644
index 000000000000..b0d169642461
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/shadow_0deg.9.png
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/shadow_270deg.9.png b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/shadow_270deg.9.png
new file mode 100644
index 000000000000..b777ffee62fd
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/shadow_270deg.9.png
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/shadow_90deg.9.png b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/shadow_90deg.9.png
new file mode 100644
index 000000000000..998bd9037462
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/shadow_90deg.9.png
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/view_background.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/view_background.xml
new file mode 100644
index 000000000000..c1f76f370c52
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/drawable/view_background.xml
@@ -0,0 +1,5 @@
+<shape
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+  <solid android:color="@color/overlay_bg_color" />
+</shape>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/layout/footerlayout_switch_page.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/layout/footerlayout_switch_page.xml
new file mode 100644
index 000000000000..658c03bd388f
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/layout/footerlayout_switch_page.xml
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/footerlayout"
+    android:layout_width="match_parent"
+    android:layout_height="@dimen/grid_item_btn_view_height"
+    android:layout_alignParentBottom="true"
+    android:layout_gravity="bottom"
+    android:layoutDirection="ltr"
+    android:orientation="vertical"
+    android:visibility="gone">
+
+  <View
+      android:id="@+id/top_listDivider"
+      android:layout_width="match_parent"
+      android:layout_height="1dp"
+      android:background="?android:attr/listDivider"/>
+
+  <LinearLayout
+      android:layout_width="match_parent"
+      android:layout_height="match_parent"
+      android:layout_weight="1"
+      android:orientation="horizontal">
+
+    <ImageButton
+        android:id="@+id/menu_prev_button"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_weight="1"
+        android:background="@drawable/footer_button_background_left"
+        android:contentDescription="@string/previous_button_content_description"
+        android:scaleType="centerInside"
+        android:src="@drawable/ic_arrow_back_24dp"
+        android:tint="@color/footer_icon_tint_color"/>
+
+    <View
+        android:layout_width="1dp"
+        android:layout_height="match_parent"
+        android:background="?android:attr/listDivider"/>
+
+    <ImageButton
+        android:id="@+id/menu_next_button"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_weight="1"
+        android:background="@drawable/footer_button_background_right"
+        android:contentDescription="@string/next_button_content_description"
+        android:scaleType="centerInside"
+        android:src="@drawable/ic_arrow_forward_24dp"
+        android:tint="@color/footer_icon_tint_color"/>
+
+  </LinearLayout>
+
+  <View
+      android:id="@+id/bottom_listDivider"
+      android:layout_width="match_parent"
+      android:layout_height="1dp"
+      android:background="?android:attr/listDivider"/>
+
+</LinearLayout>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/layout/grid_item.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/layout/grid_item.xml
new file mode 100644
index 000000000000..39e5a8c6876b
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/layout/grid_item.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingTop="@dimen/grid_item_padding"
+    android:paddingBottom="@dimen/grid_item_padding"
+    android:gravity="center">
+
+  <ImageButton
+      android:id="@+id/shortcutIconBtn"
+      android:layout_width="@dimen/image_button_width"
+      android:layout_height="@dimen/image_button_height"
+      android:layout_alignParentTop="true"
+      android:layout_centerHorizontal="true"
+      android:scaleType="fitCenter"></ImageButton>
+
+<TextView
+      android:id="@+id/shortcutLabel"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:layout_marginTop="@dimen/grid_item_text_view_margin_top"
+      android:layout_below="@+id/shortcutIconBtn"
+      android:layout_centerHorizontal="true"
+      android:ellipsize="end"
+      android:gravity="center_horizontal"
+      android:importantForAccessibility="no"
+      android:lines="2"
+      android:textSize="@dimen/label_text_size"
+      android:textAlignment="center"
+      android:textAppearance="@android:style/TextAppearance.DeviceDefault.Widget.Button"/>
+
+</RelativeLayout>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/layout/grid_view.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/layout/grid_view.xml
new file mode 100644
index 000000000000..c198443415dd
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/layout/grid_view.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<GridView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/gridview"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:horizontalSpacing="@dimen/a11ymenu_grid_layout_margin"
+    android:listSelector="@android:color/transparent"
+    android:numColumns="3"
+    android:overScrollMode="never"
+    android:stretchMode="columnWidth">
+</GridView>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/layout/paged_menu.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/layout/paged_menu.xml
new file mode 100644
index 000000000000..28a633e5d17a
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/layout/paged_menu.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="@dimen/row_width"
+    android:layout_height="match_parent"
+    android:id="@+id/coordinatorLayout"
+    android:background="@drawable/view_background"
+    >
+  <LinearLayout
+      android:layout_width="@dimen/row_width"
+      android:layout_height="wrap_content"
+      android:orientation="vertical">
+
+    <androidx.viewpager.widget.ViewPager
+        android:id="@+id/view_pager"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:paddingTop="@dimen/table_margin_top"
+        android:paddingBottom="@dimen/a11ymenu_layout_margin"
+        android:paddingLeft="@dimen/a11ymenu_layout_margin"
+        android:paddingRight="@dimen/a11ymenu_layout_margin"
+        android:layout_gravity="center"
+        android:gravity="center"
+        />
+
+    <include layout="@layout/footerlayout_switch_page"/>
+  </LinearLayout>
+</androidx.coordinatorlayout.widget.CoordinatorLayout>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/values-land/dimens.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/values-land/dimens.xml
new file mode 100644
index 000000000000..69f09343b1d1
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/values-land/dimens.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+  <dimen name="table_margin_top">0dp</dimen>
+  <dimen name="row_width">388dp</dimen>
+  <dimen name="image_button_height">45dp</dimen>
+  <dimen name="image_button_width">45dp</dimen>
+  <dimen name="image_button_marginBottom">1dp</dimen>
+
+  <!-- dimens for gridview layout. -->
+  <dimen name="grid_item_padding">4dp</dimen>
+
+</resources>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/values-night/colors.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/values-night/colors.xml
new file mode 100644
index 000000000000..33c0cca5131e
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/values-night/colors.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<resources>
+  <color name="power_color">#dadce0</color>
+  <color name="quick_settings_color">#78d9ec</color>
+  <color name="a11y_settings_color">#d9affe</color>
+  <color name="recent_apps_color">#f0a5dd</color>
+  <color name="lockscreen_color">#85e4a0</color>
+  <color name="volume_color">#7ae3d4</color>
+  <color name="notifications_color">#f496ac</color>
+  <color name="screenshot_color">#adcbff</color>
+  <color name="assistant_color">#F1F3F4</color>
+  <color name="brightness_color">#fdd663</color>
+
+  <color name="ripple_material_color">#10FFFFFF</color>
+
+  <color name="overlay_bg_color">#313235</color>
+  <color name="footer_icon_color">#E8EAED</color>
+  <color name="footer_icon_enabled_color">#E8EAED</color>
+  <color name="footer_icon_disabled_color">#5F6368</color>
+  <color name="colorControlNormal">#202124</color>
+
+</resources>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/values-night/styles.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/values-night/styles.xml
new file mode 100644
index 000000000000..81b3152375ff
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/values-night/styles.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2019 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.
+-->
+
+<resources>
+  <!--Adds the theme to support SnackBar component and user configurable theme. -->
+  <style name="ServiceTheme" parent="android:Theme.DeviceDefault.DayNight">
+    <item name="android:colorControlNormal">@color/colorControlNormal</item>
+  </style>
+
+</resources>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/values/bool.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/values/bool.xml
new file mode 100644
index 000000000000..2f9d6b5c8a19
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/values/bool.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+  <bool name="isAtLeastP">true</bool>
+
+</resources>
+\ No newline at end of file
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/values/colors.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/values/colors.xml
new file mode 100644
index 000000000000..36d1fc1263c4
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/values/colors.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<resources>
+  <color name="power_color">#757575</color>
+  <color name="quick_settings_color">#2196F3</color>
+  <color name="a11y_settings_color">#5806C9</color>
+  <color name="recent_apps_color">#AD2EC6</color>
+  <color name="lockscreen_color">#0F9D58</color>
+  <color name="volume_color">#01A2A0</color>
+  <color name="notifications_color">#F15B8D</color>
+  <color name="screenshot_color">#26459C</color>
+  <color name="assistant_color">#F1F3F4</color>
+  <color name="brightness_color">#E59810</color>
+  <color name="colorAccent">#1a73e8</color>
+
+  <color name="ripple_material_color">#1f000000</color>
+
+  <color name="overlay_bg_color">@android:color/white</color>
+  <color name="footer_icon_color">@android:color/black</color>
+  <color name="footer_icon_enabled_color">@android:color/black</color>
+  <color name="footer_icon_disabled_color">#ddd</color>
+  <color name="colorControlNormal">@android:color/white</color>
+
+  <color name="colorAccessibilityMenuIcon">#3AA757</color>
+</resources>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/values/dimens.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/values/dimens.xml
new file mode 100644
index 000000000000..7ed18977cd54
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/values/dimens.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+  <!-- the curve radius for the background of the complete layout -->
+  <dimen name="table_margin_top">22dp</dimen>
+  <dimen name="row_width">@dimen/custom_match_parent</dimen>
+  <dimen name="image_button_height">60dp</dimen>
+  <dimen name="image_button_width">60dp</dimen>
+  <dimen name="image_button_marginBottom">2dp</dimen>
+  <dimen name="a11ymenu_layout_margin">4dp</dimen>
+  <dimen name="custom_match_parent">-1px</dimen>
+
+  <!-- dimens for gridview layout. -->
+  <dimen name="grid_item_text_view_margin_top">2dp</dimen>
+  <dimen name="grid_item_padding">10dp</dimen>
+  <dimen name="grid_item_btn_view_height">48dp</dimen>
+  <dimen name="a11ymenu_grid_layout_margin">8dp</dimen>
+
+  <!-- dimens for a11y menu footer layout. -->
+  <dimen name="footer_arrow_length">24dp</dimen>
+
+  <!-- text size for shortcut label when large button settings in on. -->
+  <dimen name="large_label_text_size">18sp</dimen>
+  <dimen name="label_text_size">14sp</dimen>
+
+</resources>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/values/donottranslate.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/values/donottranslate.xml
new file mode 100644
index 000000000000..0c25ec4353a5
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/values/donottranslate.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+  <!-- user customized shortcuts preference -->
+  <string name="pref_user_shortcuts">accessibility_menu_user_shortcuts</string>
+  <!-- key for user customized shortcuts -->
+  <string name="pref_user_shortcuts_key">pref_user_shortcuts_key</string>
+  <!-- value for empty shortcut -->
+  <string name="pref_user_shortcuts_value_empty">[]</string>
+  <!-- empty string for shortcut label -->
+  <string name="empty_content"></string>
+
+  <string name="pref_large_buttons">pref_large_buttons</string>
+
+  <!-- key for Help&feedback settings [CHAR_LIMIT=NONE] -->
+  <string name="pref_help">pref_help</string>
+
+</resources>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/values/strings.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/values/strings.xml
new file mode 100644
index 000000000000..30fd0173ff3f
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/values/strings.xml
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <!-- String defining the service name -->
+  <string name="accessibility_menu_service_name">Accessibility Menu</string>
+  <!-- Accessibility Menu detail intro. [CHAR_LIMIT=NONE] -->
+  <string name="accessibility_menu_intro">
+    The Accessibility Menu provides a large on-screen menu to control your device. You can lock your device, control volume and brightness, take screenshots, and more.
+  </string>
+  <!-- String defining the label for the assistant button -->
+  <string name="assistant_label">Assistant</string>
+  <!-- String defining utterance for the assistant button for screen readers -->
+  <string name="assistant_utterance">Google Assistant</string>
+  <!-- String defining the label for the accessibility settings button -->
+  <string name="a11y_settings_label">Accessibility Settings</string>
+  <!-- String defining the label for the volume button -->
+  <string name="volume_label">Volume</string>
+  <!-- String defining utterance for the volume button for screen readers -->
+  <string name="volume_utterance">Volume controls</string>
+  <!-- String defining the label for the power button -->
+  <string name="power_label">Power</string>
+  <!-- String defining utterance for the power button for screen readers -->
+  <string name="power_utterance">Power options</string>
+  <!-- String defining the label for the recent apps button -->
+  <string name="recent_apps_label">Recent apps</string>
+  <!-- String defining the label for the lockscreen button -->
+  <string name="lockscreen_label">Lock screen</string>
+  <!-- String defining the label for the quick settings button -->
+  <string name="quick_settings_label">Quick Settings</string>
+  <!-- String defining the label for the notifications button -->
+  <string name="notifications_label">Notifications</string>
+  <!-- String defining the label for the screenshot button -->
+  <string name="screenshot_label">Screenshot</string>
+  <!-- String defining the utterance for the screenshot button for screen readers -->
+  <string name="screenshot_utterance">Take screenshot</string>
+  <!-- String defining the label for the volume up/down button -->
+  <string name="volume_up_label">Volume up</string>
+  <string name="volume_down_label">Volume down</string>
+  <!-- String defining the label for the brightness up/down button -->
+  <string name="brightness_up_label">Brightness up</string>
+  <string name="brightness_down_label">Brightness down</string>
+  <!-- String defining the content description for the footer previous/next button -->
+  <string name="previous_button_content_description">Go to previous screen</string>
+  <string name="next_button_content_description">Go to next screen</string>
+
+  <string name="accessibility_menu_description">
+    The Accessibility Menu provides a large on-screen menu to control your device. You can lock your device, control volume and brightness, take screenshots, and more.
+  </string>
+  <!-- Short summary of app that appears as subtext on the service preference in Settings -->
+  <string name="accessibility_menu_summary">Control device via large menu</string>
+
+  <!-- TODO(b/113371047): string need to be reviewed -->
+  <!-- String defining the settings name -->
+  <string name="accessibility_menu_settings_name">Accessibility Menu Settings</string>
+
+  <!-- String defining the title of Large button setting -->
+  <string name="accessibility_menu_large_buttons_title">Large buttons</string>
+  <!-- String defining the summary of Large button setting -->
+  <string name="accessibility_menu_large_buttons_summary">Increase size of Accessibility Menu Buttons</string>
+  <!-- String defining the title of the preference to show help and feedback menu [CHAR LIMIT=40] -->
+  <string name="pref_help_and_feedback_title">Help &#38; feedback</string>
+  <!-- String defining the title of the preference to show help menu [CHAR LIMIT=40] -->
+  <string name="pref_help_title">Help</string>
+
+  <!-- The percentage of the brightness, and double "%" is required to represent the symbol "%" -->
+  <string name="brightness_percentage_label">Brightness <xliff:g id="percentage">%1$s</xliff:g> %%</string>
+  <!-- The percentage of the music volume, and double "%" is required to represent the symbol "%" -->
+  <string name="music_volume_percentage_label">Music volume <xliff:g id="percentage">%1$s</xliff:g> %%</string>
+
+  <!-- The label of a settings item that displays legal information about the licenses used in this app. [CHAR LIMIT=NONE] -->
+  <string name="pref_item_licenses">Open Source Licenses</string>
+
+</resources>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/values/styles.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/values/styles.xml
new file mode 100644
index 000000000000..a2cf26730960
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/values/styles.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2018 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.
+-->
+
+<resources>
+  <!--The theme is for preference CollapsingToolbarBaseActivity settings-->
+  <style name="AccessibilityMenuSettings" parent="android:Theme.DeviceDefault.Light" />
+
+  <!--Adds the theme to support SnackBar component and user configurable theme. -->
+  <style name="ServiceTheme" parent="android:Theme.DeviceDefault.Light">
+    <item name="android:colorControlNormal">@color/colorControlNormal</item>
+  </style>
+
+  <!--The basic theme for service and test case only-->
+  <style name="A11yMenuBaseTheme" parent="android:Theme.DeviceDefault.Light">
+    <item name="android:windowActionBar">false</item>
+  </style>
+</resources>
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/res/xml/accessibilitymenu_service.xml b/packages/SystemUI/accessibility/accessibilitymenu/res/xml/accessibilitymenu_service.xml
index 96882d335d4b..3dbbb1a658c9 100644
--- a/packages/SystemUI/accessibility/accessibilitymenu/res/xml/accessibilitymenu_service.xml
+++ b/packages/SystemUI/accessibility/accessibilitymenu/res/xml/accessibilitymenu_service.xml
@@ -13,4 +13,12 @@
      See the License for the specific language governing permissions and
      limitations under the License.
 -->
-<accessibility-service xmlns:android="http://schemas.android.com/apk/res/android"/>
-\ No newline at end of file
+<accessibility-service xmlns:android="http://schemas.android.com/apk/res/android"
+    android:accessibilityFeedbackType="feedbackGeneric"
+    android:accessibilityFlags="flagRequestAccessibilityButton|flagRequestFilterKeyEvents"
+    android:canRequestFilterKeyEvents="true"
+    android:summary="@string/accessibility_menu_summary"
+    android:intro="@string/accessibility_menu_intro"
+    android:animatedImageDrawable="@drawable/a11ymenu_intro"
+    android:isAccessibilityTool="true"
+/>
+\ No newline at end of file
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/AccessibilityMenuService.java b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/AccessibilityMenuService.java
index 8b759004f657..5c4fdcc0e5d8 100644
--- a/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/AccessibilityMenuService.java
+++ b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/AccessibilityMenuService.java
@@ -17,16 +17,39 @@
 package com.android.systemui.accessibility.accessibilitymenu;
 
 import android.accessibilityservice.AccessibilityService;
+import android.view.MotionEvent;
+import android.view.View;
 import android.view.accessibility.AccessibilityEvent;
 
+import com.android.systemui.accessibility.accessibilitymenu.view.A11yMenuOverlayLayout;
+
 /** @hide */
-public class AccessibilityMenuService extends AccessibilityService {
+public class AccessibilityMenuService extends AccessibilityService implements View.OnTouchListener {
+    private static final String TAG = "A11yMenuService";
+
+    private A11yMenuOverlayLayout mA11yMenuLayout;
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+    }
 
     @Override
-    public void onAccessibilityEvent(AccessibilityEvent event) {
+    protected void onServiceConnected() {
+        mA11yMenuLayout = new A11yMenuOverlayLayout(this);
+        super.onServiceConnected();
+        mA11yMenuLayout.toggleVisibility();
     }
 
     @Override
+    public void onAccessibilityEvent(AccessibilityEvent event) {}
+
+    @Override
     public void onInterrupt() {
     }
+
+    @Override
+    public boolean onTouch(View v, MotionEvent event) {
+        return false;
+    }
 }
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/model/A11yMenuShortcut.java b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/model/A11yMenuShortcut.java
new file mode 100644
index 000000000000..fa42e61899fd
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/model/A11yMenuShortcut.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2022 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.
+ */
+package com.android.systemui.accessibility.accessibilitymenu.model;
+
+import com.android.systemui.accessibility.accessibilitymenu.R;
+
+/** Provides a data structure for a11y menu shortcuts. */
+public class A11yMenuShortcut {
+
+    public enum ShortcutId {
+        UNSPECIFIED_ID_VALUE,
+        ID_ASSISTANT_VALUE,
+        ID_A11YSETTING_VALUE,
+        ID_POWER_VALUE,
+        ID_VOLUME_DOWN_VALUE,
+        ID_VOLUME_UP_VALUE,
+        ID_RECENT_VALUE,
+        ID_BRIGHTNESS_DOWN_VALUE,
+        ID_BRIGHTNESS_UP_VALUE,
+        ID_LOCKSCREEN_VALUE,
+        ID_QUICKSETTING_VALUE,
+        ID_NOTIFICATION_VALUE,
+        ID_SCREENSHOT_VALUE
+    }
+
+    private static final String TAG = "A11yMenuShortcut";
+
+    /** Shortcut id used to identify. */
+    private int mShortcutId = ShortcutId.UNSPECIFIED_ID_VALUE.ordinal();
+
+    // Resource IDs of shortcut button and label.
+    public int imageSrc;
+    public int imageColor;
+    public int imgContentDescription;
+    public int labelText;
+
+    public A11yMenuShortcut(int id) {
+        setId(id);
+    }
+
+    /**
+     * Sets Id to shortcut, checks the value first and updates shortcut resources. It will set id to
+     *
+     * @param id id set to shortcut
+     */
+    public void setId(int id) {
+        mShortcutId = id;
+
+        // TODO(jonesriley) load the proper resources based on id
+        imageSrc = R.drawable.ic_logo_assistant_32dp;
+        imageColor = android.R.color.darker_gray;
+        imgContentDescription = R.string.empty_content;
+        labelText = R.string.empty_content;
+    }
+
+    public int getId() {
+        return mShortcutId;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (!(o instanceof A11yMenuShortcut)) {
+            return false;
+        }
+
+        A11yMenuShortcut targetObject = (A11yMenuShortcut) o;
+
+        return mShortcutId == targetObject.mShortcutId;
+    }
+
+    @Override
+    public int hashCode() {
+        return mShortcutId;
+    }
+}
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/utils/ShortcutDrawableUtils.java b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/utils/ShortcutDrawableUtils.java
new file mode 100644
index 000000000000..28ba4b54107f
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/utils/ShortcutDrawableUtils.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2022 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.
+ */
+package com.android.systemui.accessibility.accessibilitymenu.utils;
+
+import android.content.Context;
+import android.content.res.ColorStateList;
+import android.graphics.Bitmap;
+import android.graphics.Bitmap.Config;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
+import android.graphics.Paint.Style;
+import android.graphics.drawable.AdaptiveIconDrawable;
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.ColorDrawable;
+import android.graphics.drawable.Drawable;
+import android.graphics.drawable.LayerDrawable;
+import android.graphics.drawable.RippleDrawable;
+
+import com.android.systemui.accessibility.accessibilitymenu.R;
+
+/** Creates background drawable for a11y menu shortcut. */
+public class ShortcutDrawableUtils {
+
+    /**
+     * To make the circular background of shortcut icons have higher resolution. The higher value of
+     * LENGTH is, the higher resolution of the circular background are.
+     */
+    private static final int LENGTH = 480;
+
+    private static final int RADIUS = LENGTH / 2;
+    private static final int COORDINATE = LENGTH / 2;
+    private static final int RIPPLE_COLOR_ID = R.color.ripple_material_color;
+
+    private final Context mContext;
+    private final ColorStateList mRippleColorStateList;
+
+    // Placeholder of drawable to prevent NullPointerException
+    private final ColorDrawable mTransparentDrawable = new ColorDrawable(Color.TRANSPARENT);
+
+    public ShortcutDrawableUtils(Context context) {
+        this.mContext = context;
+
+        int rippleColor = context.getColor(RIPPLE_COLOR_ID);
+        mRippleColorStateList = ColorStateList.valueOf(rippleColor);
+    }
+
+    /**
+     * Creates a circular drawable in specific color for shortcut.
+     *
+     * @param colorResId color resource ID
+     * @return drawable circular drawable
+     */
+    public Drawable createCircularDrawable(int colorResId) {
+        Bitmap output = Bitmap.createBitmap(LENGTH, LENGTH, Config.ARGB_8888);
+        Canvas canvas = new Canvas(output);
+        int color = mContext.getColor(colorResId);
+        Paint paint = new Paint();
+        paint.setColor(color);
+        paint.setStrokeCap(Paint.Cap.ROUND);
+        paint.setStyle(Style.FILL);
+        canvas.drawCircle(COORDINATE, COORDINATE, RADIUS, paint);
+
+        BitmapDrawable drawable = new BitmapDrawable(mContext.getResources(), output);
+        return drawable;
+    }
+
+    /**
+     * Creates an adaptive icon drawable in specific color for shortcut.
+     *
+     * @param colorResId color resource ID
+     * @return drawable for adaptive icon
+     */
+    public Drawable createAdaptiveIconDrawable(int colorResId) {
+        Drawable circleLayer = createCircularDrawable(colorResId);
+        RippleDrawable rippleLayer = new RippleDrawable(mRippleColorStateList, null, null);
+
+        AdaptiveIconDrawable adaptiveIconDrawable =
+                new AdaptiveIconDrawable(circleLayer, mTransparentDrawable);
+
+        Drawable[] layers = {adaptiveIconDrawable, rippleLayer};
+        LayerDrawable drawable = new LayerDrawable(layers);
+        return drawable;
+    }
+}
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuAdapter.java b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuAdapter.java
new file mode 100644
index 000000000000..e3401a9a7915
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuAdapter.java
@@ -0,0 +1,145 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+package com.android.systemui.accessibility.accessibilitymenu.view;
+
+import android.graphics.Rect;
+import android.view.LayoutInflater;
+import android.view.TouchDelegate;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.ImageButton;
+import android.widget.TextView;
+
+import com.android.systemui.accessibility.accessibilitymenu.AccessibilityMenuService;
+import com.android.systemui.accessibility.accessibilitymenu.R;
+import com.android.systemui.accessibility.accessibilitymenu.model.A11yMenuShortcut;
+import com.android.systemui.accessibility.accessibilitymenu.utils.ShortcutDrawableUtils;
+
+import java.util.List;
+
+/** GridView Adapter for a11y menu overlay. */
+public class A11yMenuAdapter extends BaseAdapter {
+
+    // The large scale of shortcut icon and label.
+    private static final float LARGE_BUTTON_SCALE = 1.5f;
+    private final int mLargeTextSize;
+
+    private final AccessibilityMenuService mService;
+    private final LayoutInflater mInflater;
+    private final List<A11yMenuShortcut> mShortcutDataList;
+    private final ShortcutDrawableUtils mShortcutDrawableUtils;
+
+    public A11yMenuAdapter(
+            AccessibilityMenuService service, List<A11yMenuShortcut> shortcutDataList) {
+        this.mService = service;
+        this.mShortcutDataList = shortcutDataList;
+        mInflater = LayoutInflater.from(service);
+
+        mShortcutDrawableUtils = new ShortcutDrawableUtils(service);
+
+        mLargeTextSize =
+                service.getResources().getDimensionPixelOffset(R.dimen.large_label_text_size);
+    }
+
+    @Override
+    public int getCount() {
+        return mShortcutDataList.size();
+    }
+
+    @Override
+    public Object getItem(int position) {
+        return mShortcutDataList.get(position);
+    }
+
+    @Override
+    public long getItemId(int position) {
+        return mShortcutDataList.get(position).getId();
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+        convertView = mInflater.inflate(R.layout.grid_item, null);
+
+        A11yMenuShortcut shortcutItem = (A11yMenuShortcut) getItem(position);
+        // Sets shortcut icon and label resource.
+        configureShortcutView(convertView, shortcutItem);
+
+        expandIconTouchArea(convertView);
+        setActionForMenuShortcut(convertView);
+        return convertView;
+    }
+
+    /**
+     * Expand shortcut icon touch area to the border of grid item.
+     * The height is from the top of icon to the bottom of label.
+     * The width is from the left border of grid item to the right border of grid item.
+     */
+    private void expandIconTouchArea(View convertView) {
+        ImageButton shortcutIconButton = convertView.findViewById(R.id.shortcutIconBtn);
+        TextView shortcutLabel = convertView.findViewById(R.id.shortcutLabel);
+
+        shortcutIconButton.post(
+                () -> {
+                    Rect iconHitRect = new Rect();
+                    shortcutIconButton.getHitRect(iconHitRect);
+                    Rect labelHitRect = new Rect();
+                    shortcutLabel.getHitRect(labelHitRect);
+
+                    final int widthAdjustment = iconHitRect.left;
+                    iconHitRect.left = 0;
+                    iconHitRect.right += widthAdjustment;
+                    iconHitRect.top = 0;
+                    iconHitRect.bottom = labelHitRect.bottom;
+                    ((View) shortcutIconButton.getParent())
+                            .setTouchDelegate(new TouchDelegate(iconHitRect, shortcutIconButton));
+                });
+    }
+
+    private void setActionForMenuShortcut(View convertView) {
+        ImageButton shortcutIconButton = convertView.findViewById(R.id.shortcutIconBtn);
+
+        shortcutIconButton.setOnClickListener(
+                (View v) -> {
+                    // Handles shortcut click event by AccessibilityMenuService.
+                    // service.handleClick(v);
+                });
+    }
+
+    private void configureShortcutView(View convertView, A11yMenuShortcut shortcutItem) {
+        ImageButton shortcutIconButton = convertView.findViewById(R.id.shortcutIconBtn);
+        TextView shortcutLabel = convertView.findViewById(R.id.shortcutLabel);
+
+        // TODO: Enlarge shortcut icon & label when large button setting is on.
+
+        if (shortcutItem.getId() == A11yMenuShortcut.ShortcutId.UNSPECIFIED_ID_VALUE.ordinal()) {
+            // Sets empty shortcut icon and label when the shortcut is ADD_ITEM.
+            shortcutIconButton.setImageResource(android.R.color.transparent);
+            shortcutIconButton.setBackground(null);
+        } else {
+            // Sets shortcut ID as tagId, to handle menu item click in AccessibilityMenuService.
+            shortcutIconButton.setTag(shortcutItem.getId());
+            shortcutIconButton.setContentDescription(
+                    mService.getString(shortcutItem.imgContentDescription));
+            shortcutLabel.setText(shortcutItem.labelText);
+            shortcutIconButton.setImageResource(shortcutItem.imageSrc);
+
+            shortcutIconButton.setBackground(
+                    mShortcutDrawableUtils.createAdaptiveIconDrawable(shortcutItem.imageColor));
+        }
+    }
+}
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuFooter.java b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuFooter.java
new file mode 100644
index 000000000000..20c63df885d2
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuFooter.java
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+package com.android.systemui.accessibility.accessibilitymenu.view;
+
+import android.graphics.Rect;
+import android.view.TouchDelegate;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.view.ViewTreeObserver.OnGlobalLayoutListener;
+import android.widget.ImageButton;
+
+import androidx.annotation.Nullable;
+
+import com.android.systemui.accessibility.accessibilitymenu.R;
+
+/**
+ * This class is for Accessibility menu footer layout. Handles switching between a11y menu pages.
+ */
+public class A11yMenuFooter {
+
+    /** Provides an interface for footer of a11yMenu. */
+    public interface A11yMenuFooterCallBack {
+
+        /** Calls back when user clicks the left button. */
+        void onLeftButtonClicked();
+
+        /** Calls back when user clicks the right button. */
+        void onRightButtonClicked();
+    }
+
+    private final FooterButtonClickListener mFooterButtonClickListener;
+
+    private ImageButton mPreviousPageBtn;
+    private ImageButton mNextPageBtn;
+    private View mTopListDivider;
+    private View mBottomListDivider;
+    private final A11yMenuFooterCallBack mCallBack;
+
+    public A11yMenuFooter(ViewGroup menuLayout, A11yMenuFooterCallBack callBack) {
+        this.mCallBack = callBack;
+        mFooterButtonClickListener = new FooterButtonClickListener();
+        configureFooterLayout(menuLayout);
+    }
+
+    public @Nullable ImageButton getPreviousPageBtn() {
+        return mPreviousPageBtn;
+    }
+
+    public @Nullable ImageButton getNextPageBtn() {
+        return mNextPageBtn;
+    }
+
+    private void configureFooterLayout(ViewGroup menuLayout) {
+        ViewGroup footerContainer = menuLayout.findViewById(R.id.footerlayout);
+        footerContainer.setVisibility(View.VISIBLE);
+
+        mPreviousPageBtn = menuLayout.findViewById(R.id.menu_prev_button);
+        mNextPageBtn = menuLayout.findViewById(R.id.menu_next_button);
+        mTopListDivider = menuLayout.findViewById(R.id.top_listDivider);
+        mBottomListDivider = menuLayout.findViewById(R.id.bottom_listDivider);
+
+        // Registers listeners for footer buttons.
+        setListener(mPreviousPageBtn);
+        setListener(mNextPageBtn);
+
+        menuLayout
+                .getViewTreeObserver()
+                .addOnGlobalLayoutListener(
+                        new OnGlobalLayoutListener() {
+                            @Override
+                            public void onGlobalLayout() {
+                                menuLayout.getViewTreeObserver().removeOnGlobalLayoutListener(this);
+                                expandBtnTouchArea(mPreviousPageBtn, menuLayout);
+                                expandBtnTouchArea(mNextPageBtn, (View) mNextPageBtn.getParent());
+                            }
+                        });
+    }
+
+    private void expandBtnTouchArea(ImageButton btn, View btnParent) {
+        Rect btnRect = new Rect();
+        btn.getHitRect(btnRect);
+        btnRect.top -= getHitRectHeight(mTopListDivider);
+        btnRect.bottom += getHitRectHeight(mBottomListDivider);
+        btnParent.setTouchDelegate(new TouchDelegate(btnRect, btn));
+    }
+
+    private static int getHitRectHeight(View listDivider) {
+        Rect hitRect = new Rect();
+        listDivider.getHitRect(hitRect);
+        return hitRect.height();
+    }
+
+    private void setListener(@Nullable View view) {
+        if (view != null) {
+            view.setOnClickListener(mFooterButtonClickListener);
+        }
+    }
+
+    /** Handles click event for footer buttons. */
+    private class FooterButtonClickListener implements OnClickListener {
+        @Override
+        public void onClick(View view) {
+            if (view.getId() == R.id.menu_prev_button) {
+                mCallBack.onLeftButtonClicked();
+            } else if (view.getId() == R.id.menu_next_button) {
+                mCallBack.onRightButtonClicked();
+            }
+        }
+    }
+}
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuOverlayLayout.java b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuOverlayLayout.java
new file mode 100644
index 000000000000..740bc8a412af
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuOverlayLayout.java
@@ -0,0 +1,269 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+package com.android.systemui.accessibility.accessibilitymenu.view;
+
+import static java.lang.Math.max;
+
+import android.content.res.Configuration;
+import android.graphics.Insets;
+import android.graphics.PixelFormat;
+import android.graphics.Rect;
+import android.view.Display;
+import android.view.Gravity;
+import android.view.LayoutInflater;
+import android.view.Surface;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.WindowInsets;
+import android.view.WindowManager;
+import android.view.WindowMetrics;
+import android.widget.FrameLayout;
+import android.widget.Toast;
+
+import com.android.systemui.accessibility.accessibilitymenu.AccessibilityMenuService;
+import com.android.systemui.accessibility.accessibilitymenu.R;
+import com.android.systemui.accessibility.accessibilitymenu.model.A11yMenuShortcut;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Provides functionality for Accessibility menu layout in a11y menu overlay. There are functions to
+ * configure or update Accessibility menu layout when orientation and display size changed, and
+ * functions to toggle menu visibility when button clicked or screen off.
+ */
+public class A11yMenuOverlayLayout {
+
+    /** Predefined default shortcuts when large button setting is off. */
+    private static final int[] SHORTCUT_LIST_DEFAULT = {
+        A11yMenuShortcut.ShortcutId.ID_ASSISTANT_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_A11YSETTING_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_POWER_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_VOLUME_DOWN_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_VOLUME_UP_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_RECENT_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_BRIGHTNESS_DOWN_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_BRIGHTNESS_UP_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_LOCKSCREEN_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_QUICKSETTING_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_NOTIFICATION_VALUE.ordinal(),
+        A11yMenuShortcut.ShortcutId.ID_SCREENSHOT_VALUE.ordinal()
+    };
+
+    private final AccessibilityMenuService mService;
+    private final WindowManager mWindowManager;
+    private ViewGroup mLayout;
+    private WindowManager.LayoutParams mLayoutParameter;
+    private A11yMenuViewPager mA11yMenuViewPager;
+
+    public A11yMenuOverlayLayout(AccessibilityMenuService service) {
+        mService = service;
+        mWindowManager = mService.getSystemService(WindowManager.class);
+        configureLayout();
+    }
+
+    /** Creates Accessibility menu layout and configure layout parameters. */
+    public View configureLayout() {
+        return configureLayout(A11yMenuViewPager.DEFAULT_PAGE_INDEX);
+    }
+
+    // TODO(b/78292783): Find a better way to inflate layout in the test.
+    /**
+     * Creates Accessibility menu layout, configure layout parameters and apply index to ViewPager.
+     *
+     * @param pageIndex the index of the ViewPager to show.
+     */
+    public View configureLayout(int pageIndex) {
+
+        int lastVisibilityState = View.GONE;
+        if (mLayout != null) {
+            lastVisibilityState = mLayout.getVisibility();
+            mWindowManager.removeView(mLayout);
+            mLayout = null;
+        }
+
+        if (mLayoutParameter == null) {
+            initLayoutParams();
+        }
+
+        mLayout = new FrameLayout(mService);
+        updateLayoutPosition();
+        inflateLayoutAndSetOnTouchListener(mLayout);
+        mA11yMenuViewPager = new A11yMenuViewPager(mService);
+        mA11yMenuViewPager.configureViewPagerAndFooter(mLayout, createShortcutList(), pageIndex);
+        mWindowManager.addView(mLayout, mLayoutParameter);
+        mLayout.setVisibility(lastVisibilityState);
+
+        return mLayout;
+    }
+
+    /** Updates view layout with new layout parameters only. */
+    public void updateViewLayout() {
+        if (mLayout == null || mLayoutParameter == null) {
+            return;
+        }
+        updateLayoutPosition();
+        mWindowManager.updateViewLayout(mLayout, mLayoutParameter);
+    }
+
+    private void initLayoutParams() {
+        mLayoutParameter = new WindowManager.LayoutParams();
+        mLayoutParameter.type = WindowManager.LayoutParams.TYPE_ACCESSIBILITY_OVERLAY;
+        mLayoutParameter.format = PixelFormat.TRANSLUCENT;
+        mLayoutParameter.flags |= WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL;
+        mLayoutParameter.flags |= WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH;
+        mLayoutParameter.setTitle(mService.getString(R.string.accessibility_menu_service_name));
+    }
+
+    private void inflateLayoutAndSetOnTouchListener(ViewGroup view) {
+        LayoutInflater inflater = LayoutInflater.from(mService);
+        inflater.inflate(R.layout.paged_menu, view);
+        view.setOnTouchListener(mService);
+    }
+
+    /**
+     * Loads shortcut data from default shortcut ID array.
+     *
+     * @return A list of default shortcuts
+     */
+    private List<A11yMenuShortcut> createShortcutList() {
+        List<A11yMenuShortcut> shortcutList = new ArrayList<>();
+        for (int shortcutId : SHORTCUT_LIST_DEFAULT) {
+            shortcutList.add(new A11yMenuShortcut(shortcutId));
+        }
+        return shortcutList;
+    }
+
+    /** Updates a11y menu layout position by configuring layout params. */
+    private void updateLayoutPosition() {
+        Display display = mLayout.getDisplay();
+        final int orientation = mService.getResources().getConfiguration().orientation;
+        if (orientation == Configuration.ORIENTATION_LANDSCAPE) {
+            switch (display.getRotation()) {
+                case Surface.ROTATION_90:
+                case Surface.ROTATION_180:
+                    mLayoutParameter.gravity =
+                            Gravity.END | Gravity.BOTTOM
+                                    | Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
+                    mLayoutParameter.width = WindowManager.LayoutParams.WRAP_CONTENT;
+                    mLayoutParameter.height = WindowManager.LayoutParams.MATCH_PARENT;
+                    mLayoutParameter.flags |= WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;
+                    mLayoutParameter.flags |= WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR;
+                    mLayout.setBackgroundResource(R.drawable.shadow_90deg);
+                    break;
+                case Surface.ROTATION_0:
+                case Surface.ROTATION_270:
+                    mLayoutParameter.gravity =
+                            Gravity.START | Gravity.BOTTOM
+                                    | Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL;
+                    mLayoutParameter.width = WindowManager.LayoutParams.WRAP_CONTENT;
+                    mLayoutParameter.height = WindowManager.LayoutParams.MATCH_PARENT;
+                    mLayoutParameter.flags |= WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;
+                    mLayoutParameter.flags |= WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR;
+                    mLayout.setBackgroundResource(R.drawable.shadow_270deg);
+                    break;
+                default:
+                    break;
+            }
+        } else {
+            mLayoutParameter.gravity = Gravity.BOTTOM;
+            mLayoutParameter.width = WindowManager.LayoutParams.MATCH_PARENT;
+            mLayoutParameter.height = WindowManager.LayoutParams.WRAP_CONTENT;
+            mLayout.setBackgroundResource(R.drawable.shadow_0deg);
+        }
+
+        // Adjusts the y position of a11y menu layout to make the layout not to overlap bottom
+        // navigation bar window.
+        updateLayoutByWindowInsetsIfNeeded();
+        mLayout.setOnApplyWindowInsetsListener(
+                (view, insets) -> {
+                    if (updateLayoutByWindowInsetsIfNeeded()) {
+                        mWindowManager.updateViewLayout(mLayout, mLayoutParameter);
+                    }
+                    return view.onApplyWindowInsets(insets);
+                });
+    }
+
+    /**
+     * Returns {@code true} if the a11y menu layout params
+     * should be updated by {@link WindowManager} immediately due to window insets change.
+     * This method adjusts the layout position and size to
+     * make a11y menu not to overlap navigation bar window.
+     */
+    private boolean updateLayoutByWindowInsetsIfNeeded() {
+        boolean shouldUpdateLayout = false;
+        WindowMetrics windowMetrics = mWindowManager.getCurrentWindowMetrics();
+        Insets windowInsets = windowMetrics.getWindowInsets().getInsetsIgnoringVisibility(
+                WindowInsets.Type.systemBars() | WindowInsets.Type.displayCutout());
+        int xOffset = max(windowInsets.left, windowInsets.right);
+        int yOffset = windowInsets.bottom;
+        Rect windowBound = windowMetrics.getBounds();
+        if (mLayoutParameter.x != xOffset || mLayoutParameter.y != yOffset) {
+            mLayoutParameter.x = xOffset;
+            mLayoutParameter.y = yOffset;
+            shouldUpdateLayout = true;
+        }
+        // for gestural navigation mode and the landscape mode,
+        // the layout height should be decreased by system bar
+        // and display cutout inset to fit the new
+        // frame size that doesn't overlap the navigation bar window.
+        int orientation = mService.getResources().getConfiguration().orientation;
+        if (mLayout.getHeight() != mLayoutParameter.height
+                && orientation == Configuration.ORIENTATION_LANDSCAPE) {
+            mLayoutParameter.height = windowBound.height() - yOffset;
+            shouldUpdateLayout = true;
+        }
+        return shouldUpdateLayout;
+    }
+
+    /**
+     * Gets the current page index when device configuration changed. {@link
+     * AccessibilityMenuService#onConfigurationChanged(Configuration)}
+     *
+     * @return the current index of the ViewPager.
+     */
+    public int getPageIndex() {
+        if (mA11yMenuViewPager != null) {
+            return mA11yMenuViewPager.mViewPager.getCurrentItem();
+        }
+        return A11yMenuViewPager.DEFAULT_PAGE_INDEX;
+    }
+
+    /**
+     * Hides a11y menu layout. And return if layout visibility has been changed.
+     *
+     * @return {@code true} layout visibility is toggled off; {@code false} is unchanged
+     */
+    public boolean hideMenu() {
+        if (mLayout.getVisibility() == View.VISIBLE) {
+            mLayout.setVisibility(View.GONE);
+            return true;
+        }
+        return false;
+    }
+
+    /** Toggles a11y menu layout visibility. */
+    public void toggleVisibility() {
+        mLayout.setVisibility((mLayout.getVisibility() == View.VISIBLE) ? View.GONE : View.VISIBLE);
+    }
+
+    /** Shows hint text on Toast. */
+    public void showToast(String text) {
+        final View viewPos = mLayout.findViewById(R.id.coordinatorLayout);
+        Toast.makeText(viewPos.getContext(), text, Toast.LENGTH_SHORT).show();
+    }
+}
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuViewPager.java b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuViewPager.java
new file mode 100644
index 000000000000..c510b876e847
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/A11yMenuViewPager.java
@@ -0,0 +1,356 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+package com.android.systemui.accessibility.accessibilitymenu.view;
+
+import android.content.Context;
+import android.content.res.Configuration;
+import android.graphics.Insets;
+import android.util.DisplayMetrics;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewTreeObserver.OnGlobalLayoutListener;
+import android.view.WindowInsets;
+import android.view.WindowManager;
+import android.view.WindowMetrics;
+import android.widget.GridView;
+
+import androidx.viewpager.widget.ViewPager;
+
+import com.android.systemui.accessibility.accessibilitymenu.AccessibilityMenuService;
+import com.android.systemui.accessibility.accessibilitymenu.R;
+import com.android.systemui.accessibility.accessibilitymenu.model.A11yMenuShortcut;
+import com.android.systemui.accessibility.accessibilitymenu.view.A11yMenuFooter.A11yMenuFooterCallBack;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * This class handles UI for viewPager and footer.
+ * It displays grid pages containing all shortcuts in viewPager,
+ * and handles the click events from footer to switch between pages.
+ */
+public class A11yMenuViewPager {
+
+    /** The default index of the ViewPager. */
+    public static final int DEFAULT_PAGE_INDEX = 0;
+
+    /**
+     * The class holds the static parameters for grid view when large button settings is on/off.
+     */
+    public static final class GridViewParams {
+        /** Total shortcuts count in the grid view when large button settings is off. */
+        public static final int GRID_ITEM_COUNT = 9;
+
+        /** The number of columns in the grid view when large button settings is off. */
+        public static final int GRID_COLUMN_COUNT = 3;
+
+        /** Total shortcuts count in the grid view when large button settings is on. */
+        public static final int LARGE_GRID_ITEM_COUNT = 4;
+
+        /** The number of columns in the grid view when large button settings is on. */
+        public static final int LARGE_GRID_COLUMN_COUNT = 2;
+
+        /** Temporary measure to test both item types. */
+        private static final boolean USE_LARGE_ITEMS = true;
+
+        /**
+         * Returns the number of items in the grid view.
+         *
+         * @param context The parent context
+         * @return Grid item count
+         */
+        public static int getGridItemCount(Context context) {
+            return USE_LARGE_ITEMS
+                   ? LARGE_GRID_ITEM_COUNT
+                   : GRID_ITEM_COUNT;
+        }
+
+        /**
+         * Returns the number of columns in the grid view.
+         *
+         * @param context The parent context
+         * @return Grid column count
+         */
+        public static int getGridColumnCount(Context context) {
+            return USE_LARGE_ITEMS
+                   ? LARGE_GRID_COLUMN_COUNT
+                   : GRID_COLUMN_COUNT;
+        }
+
+        /**
+         * Returns the number of rows in the grid view.
+         *
+         * @param context The parent context
+         * @return Grid row count
+         */
+        public static int getGridRowCount(Context context) {
+            return USE_LARGE_ITEMS
+                   ? (LARGE_GRID_ITEM_COUNT / LARGE_GRID_COLUMN_COUNT)
+                   : (GRID_ITEM_COUNT / GRID_COLUMN_COUNT);
+        }
+
+        /**
+         * Separates a provided list of accessibility shortcuts into multiple sub-lists.
+         * Does not modify the original list.
+         *
+         * @param pageItemCount The maximum size of an individual sub-list.
+         * @param shortcutList The list of shortcuts to be separated into sub-lists.
+         * @return A list of shortcut sub-lists.
+         */
+        public static List<List<A11yMenuShortcut>> generateShortcutSubLists(
+                int pageItemCount, List<A11yMenuShortcut> shortcutList) {
+            int start = 0;
+            int end;
+            int shortcutListSize = shortcutList.size();
+            List<List<A11yMenuShortcut>> subLists = new ArrayList<>();
+            while (start < shortcutListSize) {
+                end = Math.min(start + pageItemCount, shortcutListSize);
+                subLists.add(shortcutList.subList(start, end));
+                start = end;
+            }
+            return subLists;
+        }
+
+        private GridViewParams() {}
+    }
+
+    private final AccessibilityMenuService mService;
+
+    /**
+     * The pager widget, which handles animation and allows swiping horizontally to access previous
+     * and next gridView pages.
+     */
+    protected ViewPager mViewPager;
+
+    private ViewPagerAdapter<GridView> mViewPagerAdapter;
+    private final List<GridView> mGridPageList = new ArrayList<>();
+
+    /** The footer, which provides buttons to switch between pages */
+    protected A11yMenuFooter mA11yMenuFooter;
+
+    /** The shortcut list intended to show in grid pages of viewPager */
+    private List<A11yMenuShortcut> mA11yMenuShortcutList;
+
+    /** The container layout for a11y menu. */
+    private ViewGroup mA11yMenuLayout;
+
+    public A11yMenuViewPager(AccessibilityMenuService service) {
+        this.mService = service;
+    }
+
+    /**
+     * Configures UI for view pager and footer.
+     *
+     * @param a11yMenuLayout the container layout for a11y menu
+     * @param shortcutDataList the data list need to show in view pager
+     * @param pageIndex the index of ViewPager to show
+     */
+    public void configureViewPagerAndFooter(
+            ViewGroup a11yMenuLayout, List<A11yMenuShortcut> shortcutDataList, int pageIndex) {
+        this.mA11yMenuLayout = a11yMenuLayout;
+        mA11yMenuShortcutList = shortcutDataList;
+        initViewPager();
+        initChildPage();
+        mA11yMenuFooter = new A11yMenuFooter(a11yMenuLayout, mFooterCallbacks);
+        updateFooterState();
+        registerOnGlobalLayoutListener();
+        goToPage(pageIndex);
+    }
+
+    /** Initializes viewPager and its adapter. */
+    private void initViewPager() {
+        mViewPager = mA11yMenuLayout.findViewById(R.id.view_pager);
+        mViewPagerAdapter = new ViewPagerAdapter<>();
+        mViewPager.setAdapter(mViewPagerAdapter);
+        mViewPager.setOverScrollMode(View.OVER_SCROLL_NEVER);
+        mViewPager.addOnPageChangeListener(
+                new ViewPager.OnPageChangeListener() {
+                    @Override
+                    public void onPageScrollStateChanged(int state) {}
+
+                    @Override
+                    public void onPageScrolled(
+                            int position, float positionOffset, int positionOffsetPixels) {}
+
+                    @Override
+                    public void onPageSelected(int position) {
+                        updateFooterState();
+                    }
+                });
+    }
+
+    /** Creates child pages of viewPager by the length of shortcuts and initializes them. */
+    private void initChildPage() {
+        if (mA11yMenuShortcutList == null || mA11yMenuShortcutList.isEmpty()) {
+            return;
+        }
+
+        if (!mGridPageList.isEmpty()) {
+            mGridPageList.clear();
+        }
+
+        // Generate pages by calculating # of items per grid.
+        for (List<A11yMenuShortcut> page : GridViewParams.generateShortcutSubLists(
+                GridViewParams.getGridItemCount(mService), mA11yMenuShortcutList)
+        ) {
+            addGridPage(page);
+        }
+
+        mViewPagerAdapter.set(mGridPageList);
+    }
+
+    private void addGridPage(List<A11yMenuShortcut> shortcutDataListInPage) {
+        LayoutInflater inflater = LayoutInflater.from(mService);
+        View view = inflater.inflate(R.layout.grid_view, null);
+        GridView gridView = view.findViewById(R.id.gridview);
+        A11yMenuAdapter adapter = new A11yMenuAdapter(mService, shortcutDataListInPage);
+        gridView.setNumColumns(GridViewParams.getGridColumnCount(mService));
+        gridView.setAdapter(adapter);
+        mGridPageList.add(gridView);
+    }
+
+    /** Updates footer's state by index of current page in view pager. */
+    private void updateFooterState() {
+        int currentPage = mViewPager.getCurrentItem();
+        int lastPage = mViewPager.getAdapter().getCount() - 1;
+        mA11yMenuFooter.getPreviousPageBtn().setEnabled(currentPage > 0);
+        mA11yMenuFooter.getNextPageBtn().setEnabled(currentPage < lastPage);
+    }
+
+    private void goToPage(int pageIndex) {
+        if (mViewPager == null) {
+            return;
+        }
+        if ((pageIndex >= 0) && (pageIndex < mViewPager.getAdapter().getCount())) {
+            mViewPager.setCurrentItem(pageIndex);
+        }
+    }
+
+    /** Registers OnGlobalLayoutListener to adjust menu UI by running callback at first time. */
+    private void registerOnGlobalLayoutListener() {
+        mA11yMenuLayout
+                .getViewTreeObserver()
+                .addOnGlobalLayoutListener(
+                        new OnGlobalLayoutListener() {
+
+                            boolean mIsFirstTime = true;
+
+                            @Override
+                            public void onGlobalLayout() {
+                                if (!mIsFirstTime) {
+                                    return;
+                                }
+
+                                if (mGridPageList.isEmpty()) {
+                                    return;
+                                }
+
+                                GridView firstGridView = mGridPageList.get(0);
+                                if (firstGridView == null
+                                        || firstGridView.getChildAt(0) == null) {
+                                    return;
+                                }
+
+                                mIsFirstTime = false;
+
+                                int gridItemHeight = firstGridView.getChildAt(0)
+                                                .getMeasuredHeight();
+                                adjustMenuUISize(gridItemHeight);
+                            }
+                        });
+    }
+
+    /**
+     * Adjusts menu UI to fit both landscape and portrait mode.
+     *
+     * <ol>
+     *   <li>Adjust view pager's height.
+     *   <li>Adjust vertical interval between grid items.
+     *   <li>Adjust padding in view pager.
+     * </ol>
+     */
+    private void adjustMenuUISize(int gridItemHeight) {
+        final int rowsInGridView = GridViewParams.getGridRowCount(mService);
+        final int defaultMargin =
+                (int) mService.getResources().getDimension(R.dimen.a11ymenu_layout_margin);
+        final int topMargin = (int) mService.getResources().getDimension(R.dimen.table_margin_top);
+        final int displayMode = mService.getResources().getConfiguration().orientation;
+        int viewPagerHeight = mViewPager.getMeasuredHeight();
+
+        if (displayMode == Configuration.ORIENTATION_PORTRAIT) {
+            // In portrait mode, we only need to adjust view pager's height to match its
+            // child's height.
+            viewPagerHeight = gridItemHeight * rowsInGridView + defaultMargin + topMargin;
+        } else if (displayMode == Configuration.ORIENTATION_LANDSCAPE) {
+            // In landscape mode, we need to adjust view pager's height to match screen height
+            // and adjust its child too,
+            // because a11y menu layout height is limited by the screen height.
+            DisplayMetrics displayMetrics = mService.getResources().getDisplayMetrics();
+            float densityScale = (float) displayMetrics.densityDpi
+                    / DisplayMetrics.DENSITY_DEVICE_STABLE;
+            View footerLayout = mA11yMenuLayout.findViewById(R.id.footerlayout);
+            // Keeps footer window height unchanged no matter the density is changed.
+            footerLayout.getLayoutParams().height =
+                    (int) (footerLayout.getLayoutParams().height / densityScale);
+            // Adjust the view pager height for system bar and display cutout insets.
+            WindowManager windowManager = mService.getSystemService(WindowManager.class);
+            WindowMetrics windowMetric = windowManager.getCurrentWindowMetrics();
+            Insets windowInsets = windowMetric.getWindowInsets().getInsetsIgnoringVisibility(
+                    WindowInsets.Type.systemBars() | WindowInsets.Type.displayCutout());
+            viewPagerHeight =
+                    windowMetric.getBounds().height()
+                            - footerLayout.getLayoutParams().height
+                            - windowInsets.bottom;
+            // Sets vertical interval between grid items.
+            int interval =
+                    (viewPagerHeight - topMargin - defaultMargin
+                            - (rowsInGridView * gridItemHeight))
+                            / (rowsInGridView + 1);
+            for (GridView gridView : mGridPageList) {
+                gridView.setVerticalSpacing(interval);
+            }
+
+            // Sets padding to view pager.
+            final int finalMarginTop = interval + topMargin;
+            mViewPager.setPadding(defaultMargin, finalMarginTop, defaultMargin, defaultMargin);
+        }
+        final ViewGroup.LayoutParams layoutParams = mViewPager.getLayoutParams();
+        layoutParams.height = viewPagerHeight;
+        mViewPager.setLayoutParams(layoutParams);
+    }
+
+    /** Callback object to handle click events from A11yMenuFooter */
+    protected A11yMenuFooterCallBack mFooterCallbacks =
+            new A11yMenuFooterCallBack() {
+                @Override
+                public void onLeftButtonClicked() {
+                    // Moves to previous page.
+                    int targetPage = mViewPager.getCurrentItem() - 1;
+                    goToPage(targetPage);
+                    updateFooterState();
+                }
+
+                @Override
+                public void onRightButtonClicked() {
+                    // Moves to next page.
+                    int targetPage = mViewPager.getCurrentItem() + 1;
+                    goToPage(targetPage);
+                    updateFooterState();
+                }
+            };
+}
diff --git a/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/ViewPagerAdapter.java b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/ViewPagerAdapter.java
new file mode 100644
index 000000000000..5670d72842f4
--- /dev/null
+++ b/packages/SystemUI/accessibility/accessibilitymenu/src/com/android/systemui/accessibility/accessibilitymenu/view/ViewPagerAdapter.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+package com.android.systemui.accessibility.accessibilitymenu.view;
+
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.viewpager.widget.PagerAdapter;
+
+import java.util.List;
+
+/** The pager adapter, which provides the pages to the view pager widget. */
+class ViewPagerAdapter<T extends View> extends PagerAdapter {
+
+    /** The widget list in each page of view pager. */
+    private List<T> mWidgetList;
+
+    ViewPagerAdapter() {}
+
+    public void set(List<T> tList) {
+        mWidgetList = tList;
+        notifyDataSetChanged();
+    }
+
+    @Override
+    public int getCount() {
+        if (mWidgetList == null) {
+            return 0;
+        }
+        return mWidgetList.size();
+    }
+
+    @Override
+    public int getItemPosition(Object object) {
+        return POSITION_NONE;
+    }
+
+    @Override
+    public boolean isViewFromObject(View view, Object object) {
+        return view == object;
+    }
+
+    @Override
+    public Object instantiateItem(ViewGroup container, int position) {
+        if (mWidgetList == null) {
+            return null;
+        }
+        container.addView(mWidgetList.get(position));
+        return mWidgetList.get(position);
+    }
+
+    @Override
+    public void destroyItem(ViewGroup container, int position, Object object) {
+        container.removeView((View) object);
+    }
+}
author	Riley Jones <jonesriley@google.com>	2023-01-12 03:25:48 +0000
committer	Android (Google) Code Review <android-gerrit@google.com>	2023-01-12 03:25:48 +0000
commit	adc98d06d607238b010d51f0e243c68435550bc1 (patch)
tree	72b6d70118fdf229ee940386dd43e8748c7f0909
parent	8b0fad3c9a4bfb6e82c734afca06c7df26fddf0b (diff)
parent	adf5e308c32086b61fa5fb1b1c7ac4cbe891f9ee (diff)