StatusBar: add DISABLE2_GLOBAL_ACTIONS.

We add a new StatusBarManager flag to disable the global actions dialog
(a.k.a. the power button menu), which is required in certain kiosk mode
scenarios.

Bug: 65813398
Test: runtest systemui
Test: manual, by using a modified version of TestDPC and
      DevicePolicyManagerService

Change-Id: Ib7da2f4837281e98e558afcc30be8bae6f2e179a
diff --git a/core/java/android/app/StatusBarManager.java b/core/java/android/app/StatusBarManager.java
index 8987bc0..23c4166 100644
--- a/core/java/android/app/StatusBarManager.java
+++ b/core/java/android/app/StatusBarManager.java
@@ -73,15 +73,16 @@
     public static final int DISABLE2_QUICK_SETTINGS = 1;
     public static final int DISABLE2_SYSTEM_ICONS = 1 << 1;
     public static final int DISABLE2_NOTIFICATION_SHADE = 1 << 2;
+    public static final int DISABLE2_GLOBAL_ACTIONS = 1 << 3;
 
     public static final int DISABLE2_NONE = 0x00000000;
 
     public static final int DISABLE2_MASK = DISABLE2_QUICK_SETTINGS | DISABLE2_SYSTEM_ICONS
-            | DISABLE2_NOTIFICATION_SHADE;
+            | DISABLE2_NOTIFICATION_SHADE | DISABLE2_GLOBAL_ACTIONS;
 
     @IntDef(flag = true,
             value = {DISABLE2_NONE, DISABLE2_MASK, DISABLE2_QUICK_SETTINGS, DISABLE2_SYSTEM_ICONS,
-                    DISABLE2_NOTIFICATION_SHADE})
+                    DISABLE2_NOTIFICATION_SHADE, DISABLE2_GLOBAL_ACTIONS})
     @Retention(RetentionPolicy.SOURCE)
     public @interface Disable2Flags {}
 
diff --git a/packages/SystemUI/plugin/src/com/android/systemui/plugins/GlobalActions.java b/packages/SystemUI/plugin/src/com/android/systemui/plugins/GlobalActions.java
index 1f633da..95ff13b 100644
--- a/packages/SystemUI/plugin/src/com/android/systemui/plugins/GlobalActions.java
+++ b/packages/SystemUI/plugin/src/com/android/systemui/plugins/GlobalActions.java
@@ -29,6 +29,9 @@
     default void showShutdownUi(boolean isReboot, String reason) {
     }
 
+    default void destroy() {
+    }
+
     @ProvidesInterface(version = GlobalActionsManager.VERSION)
     public interface GlobalActionsManager {
         int VERSION = 1;
diff --git a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsComponent.java b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsComponent.java
index 09a08f0..f06cda0 100644
--- a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsComponent.java
+++ b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsComponent.java
@@ -31,6 +31,7 @@
 
 public class GlobalActionsComponent extends SystemUI implements Callbacks, GlobalActionsManager {
 
+    private GlobalActions mPlugin;
     private Extension<GlobalActions> mExtension;
     private IStatusBarService mBarService;
 
@@ -41,10 +42,19 @@
         mExtension = Dependency.get(ExtensionController.class).newExtension(GlobalActions.class)
                 .withPlugin(GlobalActions.class)
                 .withDefault(() -> new GlobalActionsImpl(mContext))
+                .withCallback(this::onExtensionCallback)
                 .build();
+        mPlugin = mExtension.get();
         SysUiServiceProvider.getComponent(mContext, CommandQueue.class).addCallbacks(this);
     }
 
+    private void onExtensionCallback(GlobalActions newPlugin) {
+        if (mPlugin != null) {
+            mPlugin.destroy();
+        }
+        mPlugin = newPlugin;
+    }
+
     @Override
     public void handleShowShutdownUi(boolean isReboot, String reason) {
         mExtension.get().showShutdownUi(isReboot, reason);
diff --git a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
index 189badf..d82f9cd 100644
--- a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
+++ b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
@@ -16,27 +16,6 @@
 
 import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_USER_LOCKDOWN;
 
-import com.android.internal.R;
-import com.android.internal.colorextraction.ColorExtractor;
-import com.android.internal.colorextraction.ColorExtractor.GradientColors;
-import com.android.internal.logging.MetricsLogger;
-import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
-import com.android.internal.util.EmergencyAffordanceManager;
-import com.android.internal.telephony.TelephonyIntents;
-import com.android.internal.telephony.TelephonyProperties;
-import com.android.internal.widget.LockPatternUtils;
-import com.android.systemui.Dependency;
-import com.android.systemui.HardwareUiLayout;
-import com.android.systemui.Interpolators;
-import com.android.systemui.colorextraction.SysuiColorExtractor;
-import com.android.systemui.plugins.GlobalActions.GlobalActionsManager;
-import com.android.systemui.statusbar.notification.NotificationUtils;
-import com.android.systemui.statusbar.phone.ScrimController;
-import com.android.systemui.volume.VolumeDialogMotion.LogAccelerateInterpolator;
-import com.android.systemui.volume.VolumeDialogMotion.LogDecelerateInterpolator;
-
-import android.animation.ValueAnimator;
-import android.animation.ValueAnimator.AnimatorUpdateListener;
 import android.app.ActivityManager;
 import android.app.Dialog;
 import android.app.WallpaperManager;
@@ -69,7 +48,6 @@
 import android.text.TextUtils;
 import android.util.ArraySet;
 import android.util.Log;
-import android.util.MathUtils;
 import android.view.ContextThemeWrapper;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -86,7 +64,23 @@
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
+import com.android.internal.R;
+import com.android.internal.colorextraction.ColorExtractor;
+import com.android.internal.colorextraction.ColorExtractor.GradientColors;
 import com.android.internal.colorextraction.drawable.GradientDrawable;
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.internal.telephony.TelephonyIntents;
+import com.android.internal.telephony.TelephonyProperties;
+import com.android.internal.util.EmergencyAffordanceManager;
+import com.android.internal.widget.LockPatternUtils;
+import com.android.systemui.Dependency;
+import com.android.systemui.HardwareUiLayout;
+import com.android.systemui.Interpolators;
+import com.android.systemui.colorextraction.SysuiColorExtractor;
+import com.android.systemui.plugins.GlobalActions.GlobalActionsManager;
+import com.android.systemui.statusbar.phone.ScrimController;
+import com.android.systemui.volume.VolumeDialogMotion.LogAccelerateInterpolator;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -96,7 +90,8 @@
  * may show depending on whether the keyguard is showing, and whether the device
  * is provisioned.
  */
-class GlobalActionsDialog implements DialogInterface.OnDismissListener, DialogInterface.OnClickListener {
+class GlobalActionsDialog implements DialogInterface.OnDismissListener,
+        DialogInterface.OnClickListener {
 
     static public final String SYSTEM_DIALOG_REASON_KEY = "reason";
     static public final String SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS = "globalactions";
@@ -195,6 +190,14 @@
         }
     }
 
+    /**
+     * Dismiss the global actions dialog, if it's currently shown
+     */
+    public void dismissDialog() {
+        mHandler.removeMessages(MESSAGE_DISMISS);
+        mHandler.sendEmptyMessage(MESSAGE_DISMISS);
+    }
+
     private void awakenIfNecessary() {
         if (mDreamManager != null) {
             try {
diff --git a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsImpl.java b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsImpl.java
index 2cf230c..3563437 100644
--- a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsImpl.java
@@ -14,12 +14,12 @@
 
 package com.android.systemui.globalactions;
 
+import static android.app.StatusBarManager.DISABLE2_GLOBAL_ACTIONS;
+
 import android.app.Dialog;
 import android.app.KeyguardManager;
-import android.app.WallpaperColors;
 import android.app.WallpaperManager;
 import android.content.Context;
-import android.graphics.Color;
 import android.graphics.Point;
 import android.view.ViewGroup;
 import android.view.Window;
@@ -32,12 +32,14 @@
 import com.android.internal.colorextraction.drawable.GradientDrawable;
 import com.android.settingslib.Utils;
 import com.android.systemui.Dependency;
+import com.android.systemui.SysUiServiceProvider;
 import com.android.systemui.colorextraction.SysuiColorExtractor;
 import com.android.systemui.plugins.GlobalActions;
+import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.policy.DeviceProvisionedController;
 import com.android.systemui.statusbar.policy.KeyguardMonitor;
 
-public class GlobalActionsImpl implements GlobalActions {
+public class GlobalActionsImpl implements GlobalActions, CommandQueue.Callbacks {
 
     private static final float SHUTDOWN_SCRIM_ALPHA = 0.95f;
 
@@ -45,15 +47,23 @@
     private final KeyguardMonitor mKeyguardMonitor;
     private final DeviceProvisionedController mDeviceProvisionedController;
     private GlobalActionsDialog mGlobalActions;
+    private boolean mDisabled;
 
     public GlobalActionsImpl(Context context) {
         mContext = context;
         mKeyguardMonitor = Dependency.get(KeyguardMonitor.class);
         mDeviceProvisionedController = Dependency.get(DeviceProvisionedController.class);
+        SysUiServiceProvider.getComponent(context, CommandQueue.class).addCallbacks(this);
+    }
+
+    @Override
+    public void destroy() {
+        SysUiServiceProvider.getComponent(mContext, CommandQueue.class).removeCallbacks(this);
     }
 
     @Override
     public void showGlobalActions(GlobalActionsManager manager) {
+        if (mDisabled) return;
         if (mGlobalActions == null) {
             mGlobalActions = new GlobalActionsDialog(mContext, manager);
         }
@@ -107,4 +117,14 @@
 
         d.show();
     }
+
+    @Override
+    public void disable(int state1, int state2, boolean animate) {
+        final boolean disabled = (state2 & DISABLE2_GLOBAL_ACTIONS) != 0;
+        if (disabled == mDisabled) return;
+        mDisabled = disabled;
+        if (disabled && mGlobalActions != null) {
+            mGlobalActions.dismissDialog();
+        }
+    }
 }
diff --git a/services/core/java/com/android/server/policy/GlobalActions.java b/services/core/java/com/android/server/policy/GlobalActions.java
index 342ec4b..7a2e630 100644
--- a/services/core/java/com/android/server/policy/GlobalActions.java
+++ b/services/core/java/com/android/server/policy/GlobalActions.java
@@ -58,6 +58,9 @@
 
     public void showDialog(boolean keyguardShowing, boolean deviceProvisioned) {
         if (DEBUG) Slog.d(TAG, "showDialog " + keyguardShowing + " " + deviceProvisioned);
+        if (mStatusBarInternal.isGlobalActionsDisabled()) {
+            return;
+        }
         mKeyguardShowing = keyguardShowing;
         mDeviceProvisioned = deviceProvisioned;
         mShowing = true;
diff --git a/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java b/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java
index 0884678..b07fe98 100644
--- a/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java
+++ b/services/core/java/com/android/server/statusbar/StatusBarManagerInternal.java
@@ -77,6 +77,7 @@
 
     void setCurrentUser(int newUserId);
 
+    boolean isGlobalActionsDisabled();
     void setGlobalActionsListener(GlobalActionsListener listener);
     void showGlobalActions();
 
diff --git a/services/core/java/com/android/server/statusbar/StatusBarManagerService.java b/services/core/java/com/android/server/statusbar/StatusBarManagerService.java
index 83fd549..b10d5e9 100644
--- a/services/core/java/com/android/server/statusbar/StatusBarManagerService.java
+++ b/services/core/java/com/android/server/statusbar/StatusBarManagerService.java
@@ -16,6 +16,8 @@
 
 package com.android.server.statusbar;
 
+import static android.app.StatusBarManager.DISABLE2_GLOBAL_ACTIONS;
+
 import android.app.ActivityThread;
 import android.app.StatusBarManager;
 import android.content.ComponentName;
@@ -362,6 +364,11 @@
         }
 
         @Override
+        public boolean isGlobalActionsDisabled() {
+            return (mDisabled2 & DISABLE2_GLOBAL_ACTIONS) != 0;
+        }
+
+        @Override
         public void setGlobalActionsListener(GlobalActionsListener listener) {
             mGlobalActionListener = listener;
             mGlobalActionListener.onStatusBarConnectedChanged(mBar != null);