App discovery integration in All Apps search

This is the basis for app discovery integration while searching in all apps.
This does NOT include binding to the actual service and retrieving results,
but instead provides all the UI to show suggested instant apps and apps
from a store with star rating and pricing.

Change-Id: I1605b52848491acee4ac1d15c0112e6a768363f6

4 files changed, 221 insertions, 0 deletions

diff --git a/res/drawable/ic_instant_app.xml b/res/drawable/ic_instant_app.xml
new file mode 100644
index 000000000..be5a3e049
--- /dev/null
+++ b/res/drawable/ic_instant_app.xml
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2017 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 xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="@dimen/badge_size"
+    android:height="@dimen/badge_size"
+    android:viewportWidth="18"
+    android:viewportHeight="18">
+
+    <path
+        android:fillColor="@android:color/black"
+        android:fillType="evenOdd"
+        android:strokeWidth="1"
+        android:pathData="M 9 0 C 13.9705627485 0 18 4.02943725152 18 9 C 18 13.9705627485 13.9705627485 18 9 18 C 4.02943725152 18 0 13.9705627485 0 9 C 0 4.02943725152 4.02943725152 0 9 0 Z" />
+    <path
+        android:fillColor="@android:color/white"
+        android:fillType="evenOdd"
+        android:strokeWidth="1"
+        android:pathData="M 9 0 C 13.9705627485 0 18 4.02943725152 18 9 C 18 13.9705627485 13.9705627485 18 9 18 C 4.02943725152 18 0 13.9705627485 0 9 C 0 4.02943725152 4.02943725152 0 9 0 Z" />
+    <path
+        android:fillColor="@android:color/white"
+        android:fillType="evenOdd"
+        android:strokeWidth="1"
+        android:pathData="M 9 0 C 13.9705627485 0 18 4.02943725152 18 9 C 18 13.9705627485 13.9705627485 18 9 18 C 4.02943725152 18 0 13.9705627485 0 9 C 0 4.02943725152 4.02943725152 0 9 0 Z" />
+    <path
+        android:fillColor="@android:color/black"
+        android:fillAlpha="0.87"
+        android:fillType="evenOdd"
+        android:strokeWidth="1"
+        android:pathData="M 6 10.4123279 L 8.63934949 10.4123279 L 8.63934949 15.6 L 12.5577168 7.84517705 L 9.94547194 7.84517705 L 9.94547194 2 Z" />
+</vector>
diff --git a/res/drawable/ic_star_rating.xml b/res/drawable/ic_star_rating.xml
new file mode 100644
index 000000000..4e34fa33e
--- /dev/null
+++ b/res/drawable/ic_star_rating.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2017 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 xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="12dp"
+    android:height="12dp"
+    android:viewportWidth="12"
+    android:viewportHeight="12">
+
+    <path
+        android:fillColor="#FB8C00"
+        android:fillType="evenOdd"
+        android:strokeWidth="1"
+        android:pathData="M 9.76511755 11.9348136 L 8.33665684 7.16088817 L 12.080006 4.41656311 L 7.49967039 4.41856896 L 6.03138903 0 L 4.57932894 4.41856896 L -1.34115008e-16 4.41656311 L 3.72612122 7.16088817 L 2.29967385 11.9348136 L 6.03138903 8.82574452 Z" />
+</vector>
\ No newline at end of file
diff --git a/res/layout/all_apps_discovery_item.xml b/res/layout/all_apps_discovery_item.xml
new file mode 100644
index 000000000..2b21ef570
--- /dev/null
+++ b/res/layout/all_apps_discovery_item.xml
@@ -0,0 +1,111 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2017 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.launcher3.discovery.AppDiscoveryItemView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:clickable="true"
+    android:background="?android:selectableItemBackground">
+
+    <ImageView
+        android:id="@+id/image"
+        android:layout_width="56dp"
+        android:layout_height="56dp"
+        android:padding="8dp"
+        android:scaleType="fitCenter"/>
+
+    <ImageView
+        android:id="@+id/badge"
+        android:layout_width="16dp"
+        android:layout_height="16dp"
+        android:scaleType="fitCenter"
+        android:src="@drawable/ic_instant_app"
+        android:layout_marginRight="6dp"
+        android:layout_marginBottom="6dp"
+        android:layout_alignRight="@+id/image"
+        android:layout_alignBottom="@+id/image"
+        android:clickable="false"/>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:layout_centerVertical="true"
+        android:layout_toRightOf="@id/image">
+
+        <TextView
+            android:id="@+id/title"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textColor="?android:textColorSecondary"
+            android:textSize="15sp"/>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal">
+            <TextView
+                android:id="@+id/rating"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textColor="?android:textColorSecondary"
+                android:textSize="14sp"
+                android:layout_gravity="center_vertical"/>
+
+            <com.android.launcher3.discovery.RatingView
+                android:id="@+id/rating_view"
+                android:layout_width="80dp"
+                android:layout_height="16dp"
+                android:layout_marginLeft="5dp"
+                android:layout_marginRight="5dp"
+                android:layout_gravity="center_vertical"/>
+
+            <TextView
+                android:id="@+id/review_count"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="5dp"
+                android:textColor="?android:textColorHint"
+                android:textSize="14sp"
+                android:layout_gravity="center_vertical"/>
+
+            <Space
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                android:layout_weight="1"/>
+
+            <TextView
+                android:id="@+id/price"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textColor="?android:textColorHint"
+                android:textSize="14sp"
+                android:layout_marginRight="12dp"
+                android:textAllCaps="true"/>
+        </LinearLayout>
+    </LinearLayout>
+
+    <ImageView
+        android:importantForAccessibility="no"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_alignParentBottom="true"
+        android:paddingLeft="@dimen/container_fastscroll_thumb_max_width"
+        android:paddingRight="@dimen/container_fastscroll_thumb_max_width"
+        android:src="@drawable/all_apps_divider"
+        android:scaleType="fitXY"
+        android:focusable="false" />
+</com.android.launcher3.discovery.AppDiscoveryItemView>
\ No newline at end of file
diff --git a/res/layout/all_apps_discovery_loading_divider.xml b/res/layout/all_apps_discovery_loading_divider.xml
new file mode 100644
index 000000000..c7b5ad23d
--- /dev/null
+++ b/res/layout/all_apps_discovery_loading_divider.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2017 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.
+-->
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="20dp"
+    android:paddingLeft="@dimen/container_fastscroll_thumb_max_width"
+    android:paddingRight="@dimen/container_fastscroll_thumb_max_width">
+
+    <ProgressBar
+        android:id="@+id/loadingProgressBar"
+        style="@android:style/Widget.Material.ProgressBar.Horizontal"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:minHeight="6dp"
+        android:maxHeight="6dp"
+        android:indeterminate="true"
+        android:layout_gravity="center"/>
+
+    <View
+        android:id="@+id/loadedDivider"
+        android:layout_width="match_parent"
+        android:layout_height="1dp"
+        android:background="@drawable/all_apps_divider"
+        android:layout_gravity="center"
+        android:visibility="invisible"/>
+
+</FrameLayout>
\ No newline at end of file