Add new application category for accessibility

This category is used to cluster the apps built for accessibility.
Developers could set it in the manifest.

Bug: 180871558
Test: full build
Change-Id: I94b294b46852ca1efc31b2d79275f98ba6db85d9

core/api/current.txt

@@ -11728,6 +11728,7 @@ package android.content.pm {
     method public boolean isResourceOverlay();
     method public boolean isVirtualPreload();
     method public CharSequence loadDescription(android.content.pm.PackageManager);
+    field public static final int CATEGORY_ACCESSIBILITY = 8; // 0x8
     field public static final int CATEGORY_AUDIO = 1; // 0x1
     field public static final int CATEGORY_GAME = 0; // 0x0
     field public static final int CATEGORY_IMAGE = 3; // 0x3

core/java/android/content/pm/ApplicationInfo.java

@@ -1197,7 +1197,8 @@ public class ApplicationInfo extends PackageItemInfo implements Parcelable {
             CATEGORY_SOCIAL,
             CATEGORY_NEWS,
             CATEGORY_MAPS,
-            CATEGORY_PRODUCTIVITY
+            CATEGORY_PRODUCTIVITY,
+            CATEGORY_ACCESSIBILITY
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface Category {
@@ -1272,6 +1273,13 @@ public class ApplicationInfo extends PackageItemInfo implements Parcelable {
      */
     public static final int CATEGORY_PRODUCTIVITY = 7;
 
+    /**
+     * Category for apps which are primarily accessibility apps, such as screen-readers.
+     *
+     * @see #category
+     */
+    public static final int CATEGORY_ACCESSIBILITY = 8;
+
     /**
      * Return a concise, localized title for the given
      * {@link ApplicationInfo#category} value, or {@code null} for unknown
@@ -1297,6 +1305,8 @@ public class ApplicationInfo extends PackageItemInfo implements Parcelable {
                 return context.getText(com.android.internal.R.string.app_category_maps);
             case ApplicationInfo.CATEGORY_PRODUCTIVITY:
                 return context.getText(com.android.internal.R.string.app_category_productivity);
+            case ApplicationInfo.CATEGORY_ACCESSIBILITY:
+                return context.getText(com.android.internal.R.string.app_category_accessibility);
             default:
                 return null;
         }

core/res/res/values/attrs_manifest.xml

@@ -1773,6 +1773,8 @@
             <enum name="maps" value="6" />
             <!-- Apps which are primarily productivity apps, such as cloud storage or workplace apps. -->
             <enum name="productivity" value="7" />
+            <!-- Apps which are primarily accessibility apps, such as screen-readers. -->
+            <enum name="accessibility" value="8" />
         </attr>
 
         <!-- Declares the kind of classloader this application's classes must be loaded with -->

core/res/res/values/strings.xml

@@ -5187,6 +5187,8 @@
     <string name="app_category_maps">Maps &amp; Navigation</string>
     <!-- Category title for apps which are primarily productivity apps, such as cloud storage or workplace apps. [CHAR LIMIT=32] -->
     <string name="app_category_productivity">Productivity</string>
+    <!-- Category title for apps which are primarily accessibility apps, such as screen-readers. [CHAR LIMIT=32] -->
+    <string name="app_category_accessibility">Accessibility</string>
 
     <!-- Channel name for DeviceStorageMonitor notifications -->
     <string name="device_storage_monitor_notification_channel">Device storage</string>

core/res/res/values/symbols.xml

@@ -3290,6 +3290,7 @@
   <java-symbol type="string" name="app_category_news" />
   <java-symbol type="string" name="app_category_maps" />
   <java-symbol type="string" name="app_category_productivity" />
+  <java-symbol type="string" name="app_category_accessibility" />
 
   <java-symbol type="raw" name="fallback_categories" />