Merge "Add triggering the accessibility shortcut as a system action" into rvc-dev am: a2172bb23d

Change-Id: I3ac0eef0b1a309ada745d4e8cb2e4ce450323351

core/java/android/accessibilityservice/AccessibilityService.java

@@ -513,6 +513,13 @@ public abstract class AccessibilityService extends Service {
      */
     public static final int GLOBAL_ACTION_ACCESSIBILITY_BUTTON_CHOOSER = 12;
 
+    /**
+     * Action to trigger the Accessibility Shortcut. This shortcut has a hardware trigger and can
+     * be activated by holding down the two volume keys.
+     * @hide
+     */
+    public static final int GLOBAL_ACTION_ACCESSIBILITY_SHORTCUT = 13;
+
     private static final String LOG_TAG = "AccessibilityService";
 
     /**

core/res/res/values/strings.xml

@@ -5441,10 +5441,12 @@
     <string name="accessibility_system_action_lock_screen_label">Lock Screen</string>
     <!-- Label for taking screenshot action [CHAR LIMIT=NONE] -->
     <string name="accessibility_system_action_screenshot_label">Screenshot</string>
-    <!-- Label for showing accessibility shortcut action [CHAR LIMIT=NONE] -->
+    <!-- Label for triggering on-screen accessibility shortcut action [CHAR LIMIT=NONE] -->
-    <string name="accessibility_system_action_accessibility_button_label">On-screen Accessibility Shortcut</string>
+    <string name="accessibility_system_action_on_screen_a11y_shortcut_label">On-screen Accessibility Shortcut</string>
-    <!-- Label for showing accessibility shortcut menu action [CHAR LIMIT=NONE] -->
+    <!-- Label for showing on-screen accessibility shortcut chooser action [CHAR LIMIT=NONE] -->
-    <string name="accessibility_system_action_accessibility_button_chooser_label">On-screen Accessibility Shortcut Chooser</string>
+    <string name="accessibility_system_action_on_screen_a11y_shortcut_chooser_label">On-screen Accessibility Shortcut Chooser</string>
+    <!-- Label for triggering hardware accessibility shortcut action [CHAR LIMIT=NONE] -->
+    <string name="accessibility_system_action_hardware_a11y_shortcut_label">Accessibility Shortcut</string>
     <!-- Accessibility description of caption view -->
     <string name="accessibility_freeform_caption">Caption bar of <xliff:g id="app_name">%1$s</xliff:g>.</string>
 

core/res/res/values/symbols.xml

@@ -3844,8 +3844,9 @@
   <java-symbol type="string" name="accessibility_system_action_quick_settings_label" />
   <java-symbol type="string" name="accessibility_system_action_recents_label" />
   <java-symbol type="string" name="accessibility_system_action_screenshot_label" />
-  <java-symbol type="string" name="accessibility_system_action_accessibility_button_label" />
+  <java-symbol type="string" name="accessibility_system_action_on_screen_a11y_shortcut_label" />
-  <java-symbol type="string" name="accessibility_system_action_accessibility_button_chooser_label" />
+  <java-symbol type="string" name="accessibility_system_action_on_screen_a11y_shortcut_chooser_label" />
+  <java-symbol type="string" name="accessibility_system_action_hardware_a11y_shortcut_label" />
 
   <java-symbol type="string" name="accessibility_freeform_caption" />
 

packages/SystemUI/src/com/android/systemui/accessibility/SystemActions.java

@@ -125,6 +125,9 @@ public class SystemActions extends SystemUI {
     public static final int SYSTEM_ACTION_ID_ACCESSIBILITY_BUTTON_CHOOSER =
             AccessibilityService.GLOBAL_ACTION_ACCESSIBILITY_BUTTON_CHOOSER; // 12
 
+    public static final int SYSTEM_ACTION_ID_ACCESSIBILITY_SHORTCUT =
+            AccessibilityService.GLOBAL_ACTION_ACCESSIBILITY_SHORTCUT; // 13
+
     private Recents mRecents;
     private StatusBar mStatusBar;
     private SystemActionsBroadcastReceiver mReceiver;
@@ -191,6 +194,10 @@ public class SystemActions extends SystemUI {
                 R.string.accessibility_system_action_screenshot_label,
                 SystemActionsBroadcastReceiver.INTENT_ACTION_TAKE_SCREENSHOT);
 
+        RemoteAction actionAccessibilityShortcut = createRemoteAction(
+                R.string.accessibility_system_action_hardware_a11y_shortcut_label,
+                SystemActionsBroadcastReceiver.INTENT_ACTION_ACCESSIBILITY_SHORTCUT);
+
         mA11yManager.registerSystemAction(actionBack, SYSTEM_ACTION_ID_BACK);
         mA11yManager.registerSystemAction(actionHome, SYSTEM_ACTION_ID_HOME);
         mA11yManager.registerSystemAction(actionRecents, SYSTEM_ACTION_ID_RECENTS);
@@ -199,6 +206,8 @@ public class SystemActions extends SystemUI {
         mA11yManager.registerSystemAction(actionPowerDialog, SYSTEM_ACTION_ID_POWER_DIALOG);
         mA11yManager.registerSystemAction(actionLockScreen, SYSTEM_ACTION_ID_LOCK_SCREEN);
         mA11yManager.registerSystemAction(actionTakeScreenshot, SYSTEM_ACTION_ID_TAKE_SCREENSHOT);
+        mA11yManager.registerSystemAction(
+                actionAccessibilityShortcut, SYSTEM_ACTION_ID_ACCESSIBILITY_SHORTCUT);
     }
 
     /**
@@ -242,13 +251,18 @@ public class SystemActions extends SystemUI {
                 intent = SystemActionsBroadcastReceiver.INTENT_ACTION_TAKE_SCREENSHOT;
                 break;
             case SYSTEM_ACTION_ID_ACCESSIBILITY_BUTTON:
-                labelId = R.string.accessibility_system_action_accessibility_button_label;
+                labelId = R.string.accessibility_system_action_on_screen_a11y_shortcut_label;
                 intent = SystemActionsBroadcastReceiver.INTENT_ACTION_ACCESSIBILITY_BUTTON;
                 break;
             case SYSTEM_ACTION_ID_ACCESSIBILITY_BUTTON_CHOOSER:
-                labelId = R.string.accessibility_system_action_accessibility_button_chooser_label;
+                labelId =
+                        R.string.accessibility_system_action_on_screen_a11y_shortcut_chooser_label;
                 intent = SystemActionsBroadcastReceiver.INTENT_ACTION_ACCESSIBILITY_BUTTON_CHOOSER;
                 break;
+            case  SYSTEM_ACTION_ID_ACCESSIBILITY_SHORTCUT:
+                labelId = R.string.accessibility_system_action_hardware_a11y_shortcut_label;
+                intent = SystemActionsBroadcastReceiver.INTENT_ACTION_ACCESSIBILITY_SHORTCUT;
+                break;
             default:
                 return;
         }
@@ -349,6 +363,10 @@ public class SystemActions extends SystemUI {
         mContext.startActivityAsUser(intent, UserHandle.CURRENT);
     }
 
+    private void handleAccessibilityShortcut() {
+        mA11yManager.performAccessibilityShortcut();
+    }
+
     private class SystemActionsBroadcastReceiver extends BroadcastReceiver {
         private static final String INTENT_ACTION_BACK = "SYSTEM_ACTION_BACK";
         private static final String INTENT_ACTION_HOME = "SYSTEM_ACTION_HOME";
@@ -362,6 +380,8 @@ public class SystemActions extends SystemUI {
                 "SYSTEM_ACTION_ACCESSIBILITY_BUTTON";
         private static final String INTENT_ACTION_ACCESSIBILITY_BUTTON_CHOOSER =
                 "SYSTEM_ACTION_ACCESSIBILITY_BUTTON_MENU";
+        private static final String INTENT_ACTION_ACCESSIBILITY_SHORTCUT =
+                "SYSTEM_ACTION_ACCESSIBILITY_SHORTCUT";
 
         private PendingIntent createPendingIntent(Context context, String intentAction) {
             switch (intentAction) {
@@ -374,7 +394,8 @@ public class SystemActions extends SystemUI {
                 case INTENT_ACTION_LOCK_SCREEN:
                 case INTENT_ACTION_TAKE_SCREENSHOT:
                 case INTENT_ACTION_ACCESSIBILITY_BUTTON:
-                case INTENT_ACTION_ACCESSIBILITY_BUTTON_CHOOSER: {
+                case INTENT_ACTION_ACCESSIBILITY_BUTTON_CHOOSER:
+                case INTENT_ACTION_ACCESSIBILITY_SHORTCUT: {
                     Intent intent = new Intent(intentAction);
                     return PendingIntent.getBroadcast(context, 0, intent, 0);
                 }
@@ -396,6 +417,7 @@ public class SystemActions extends SystemUI {
             intentFilter.addAction(INTENT_ACTION_TAKE_SCREENSHOT);
             intentFilter.addAction(INTENT_ACTION_ACCESSIBILITY_BUTTON);
             intentFilter.addAction(INTENT_ACTION_ACCESSIBILITY_BUTTON_CHOOSER);
+            intentFilter.addAction(INTENT_ACTION_ACCESSIBILITY_SHORTCUT);
             return intentFilter;
         }
 
@@ -443,6 +465,10 @@ public class SystemActions extends SystemUI {
                     handleAccessibilityButtonChooser();
                     break;
                 }
+                case INTENT_ACTION_ACCESSIBILITY_SHORTCUT: {
+                    handleAccessibilityShortcut();
+                    break;
+                }
                 default:
                     break;
             }