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Commit 6b0f1a3d authored by Winson Chung's avatar Winson Chung
Browse files

Expose DockedStackListener for logging purposes in Launcher 



Bug: 111077107
Test: Implement listener in Launcher and verify the callbacks are made

Change-Id: I4017c8e139242c2b0875f8222c99396d55b1be04
Signed-off-by: default avatarWinson Chung <winsonc@google.com>
parent e4c7d37e

packages/SystemUI/shared/src/com/android/systemui/shared/system/DockedStackListenerCompat.java

0 → 100644
+63 −0
Original line number Diff line number Diff line 
/*

 * 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.

 */



package com.android.systemui.shared.system;



import android.view.IDockedStackListener;



/**

 * An interface to track docked stack changes.

 */

public class DockedStackListenerCompat {



    IDockedStackListener.Stub mListener = new IDockedStackListener.Stub() {

        @Override

        public void onDividerVisibilityChanged(boolean visible) {}



        @Override

        public void onDockedStackExistsChanged(boolean exists) {

            DockedStackListenerCompat.this.onDockedStackExistsChanged(exists);

        }



        @Override

        public void onDockedStackMinimizedChanged(boolean minimized, long animDuration,

                boolean isHomeStackResizable) {

            DockedStackListenerCompat.this.onDockedStackMinimizedChanged(minimized, animDuration,

                    isHomeStackResizable);

        }



        @Override

        public void onAdjustedForImeChanged(boolean adjustedForIme, long animDuration) {}



        @Override

        public void onDockSideChanged(final int newDockSide) {

            DockedStackListenerCompat.this.onDockSideChanged(newDockSide);

        }

    };



    public void onDockedStackExistsChanged(boolean exists) {

        // To be overridden

    }



    public void onDockedStackMinimizedChanged(boolean minimized, long animDuration,

            boolean isHomeStackResizable) {

        // To be overridden

    }



    public void onDockSideChanged(final int newDockSide) {

        // To be overridden

    }

}

packages/SystemUI/shared/src/com/android/systemui/shared/system/WindowManagerWrapper.java

+12 −0
Original line number Diff line number Diff line
@@ -166,4 +166,16 @@ public class WindowManagerWrapper { 
        }

        return NAV_BAR_POS_INVALID;

    }



    /**

     * Registers a docked stack listener with the system.

     */

    public void registerDockedStackListener(DockedStackListenerCompat listener) {

        try {

            WindowManagerGlobal.getWindowManagerService().registerDockedStackListener(

                    listener.mListener);

        } catch (RemoteException e) {

            Log.w(TAG, "Failed to register docked stack listener");

        }

    }

}

packages/SystemUI/tests/AndroidManifest.xml

+1 −0
Original line number Diff line number Diff line
@@ -49,6 +49,7 @@ 
    <uses-permission android:name="android.permission.INTERNAL_SYSTEM_WINDOW" />

    <uses-permission android:name="android.permission.NETWORK_SETTINGS" />

    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

    <uses-permission android:name="android.permission.REGISTER_WINDOW_MANAGER_LISTENERS" />



    <application android:debuggable="true">

        <uses-library android:name="android.test.runner" />

services/core/java/com/android/server/wm/WindowManagerService.java

+2 −4
Original line number Diff line number Diff line
@@ -6916,10 +6916,8 @@ public class WindowManagerService extends IWindowManager.Stub 


    @Override

    public void registerDockedStackListener(IDockedStackListener listener) {

        if (!checkCallingPermission(REGISTER_WINDOW_MANAGER_LISTENERS,

                "registerDockedStackListener()")) {

            return;

        }

        mAtmInternal.enforceCallerIsRecentsOrHasPermission(REGISTER_WINDOW_MANAGER_LISTENERS,

                "registerDockedStackListener()");

        synchronized (mWindowMap) {

            // TODO(multi-display): The listener is registered on the default display only.

            getDefaultDisplayContentLocked().mDividerControllerLocked.registerDockedStackListener(