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Commit cc2f80f5 authored by Charles Chen's avatar Charles Chen Committed by Android (Google) Code Review
Browse files

Merge "Allow WPS to create windows with multiple type" into sc-v2-dev

parents 260fa38f 8bae39ca

core/api/test-current.txt

+1 −1
Original line number Diff line number Diff line
@@ -3323,7 +3323,7 @@ package android.window { 
    ctor public WindowProviderService();

    method public final void attachToWindowToken(@NonNull android.os.IBinder);

    method @NonNull public int getInitialDisplayId();

    method @Nullable public android.os.Bundle getWindowContextOptions();

    method @CallSuper @Nullable public android.os.Bundle getWindowContextOptions();

    method public abstract int getWindowType();

  }

core/java/android/inputmethodservice/AbstractInputMethodService.java

+1 −1
Original line number Diff line number Diff line
@@ -309,7 +309,7 @@ public abstract class AbstractInputMethodService extends WindowProviderService 
    @Override

    @Nullable

    public final Bundle getWindowContextOptions() {

        return null;

        return super.getWindowContextOptions();

    }



    /** @hide */

core/java/android/view/WindowManagerImpl.java

+35 −0
Original line number Diff line number Diff line
@@ -19,9 +19,12 @@ package android.view; 
import static android.view.View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN;

import static android.view.View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION;

import static android.view.View.SYSTEM_UI_FLAG_VISIBLE;

import static android.view.WindowManager.LayoutParams.FIRST_SUB_WINDOW;

import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR;

import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;

import static android.view.WindowManager.LayoutParams.LAST_SUB_WINDOW;

import static android.view.WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING;

import static android.window.WindowProvider.KEY_IS_WINDOW_PROVIDER_SERVICE;



import android.annotation.CallbackExecutor;

import android.annotation.NonNull;
@@ -36,7 +39,9 @@ import android.graphics.Region; 
import android.os.Bundle;

import android.os.IBinder;

import android.os.RemoteException;

import android.os.StrictMode;

import android.window.WindowContext;

import android.window.WindowProvider;



import com.android.internal.annotations.VisibleForTesting;

import com.android.internal.os.IResultReceiver;
@@ -145,6 +150,7 @@ public final class WindowManagerImpl implements WindowManager { 
            throw new IllegalArgumentException("Params must be WindowManager.LayoutParams");

        }

        final WindowManager.LayoutParams wparams = (WindowManager.LayoutParams) params;

        assertWindowContextTypeMatches(wparams.type);

        // Only use the default token if we don't have a parent window and a token.

        if (mDefaultToken != null && mParentWindow == null && wparams.token == null) {

            wparams.token = mDefaultToken;
@@ -152,6 +158,35 @@ public final class WindowManagerImpl implements WindowManager { 
        wparams.mWindowContextToken = mWindowContextToken;

    }



    private void assertWindowContextTypeMatches(@LayoutParams.WindowType int windowType) {

        if (!(mContext instanceof WindowProvider)) {

            return;

        }

        // Don't need to check sub-window type because sub window should be allowed to be attached

        // to the parent window.

        if (windowType >= FIRST_SUB_WINDOW && windowType <= LAST_SUB_WINDOW) {

            return;

        }

        final WindowProvider windowProvider = (WindowProvider) mContext;

        if (windowProvider.getWindowType() == windowType) {

            return;

        }

        IllegalArgumentException exception = new IllegalArgumentException("Window type mismatch."

                + " Window Context's window type is " + windowProvider.getWindowType()

                + ", while LayoutParams' type is set to " + windowType + "."

                + " Please create another Window Context via"

                + " createWindowContext(getDisplay(), " + windowType + ", null)"

                + " to add window with type:" + windowType);

        if (!windowProvider.getWindowContextOptions().getBoolean(KEY_IS_WINDOW_PROVIDER_SERVICE,

                false)) {

            throw exception;

        }

        // Throw IncorrectCorrectViolation if the Window Context is allowed to provide multiple

        // window types. Usually it's because the Window Context is a WindowProviderService.

        StrictMode.onIncorrectContextUsed("WindowContext's window type must"

                + " match type in WindowManager.LayoutParams", exception);

    }



    @Override

    public void removeView(View view) {

        mGlobal.removeView(view, false);

core/java/android/window/WindowContext.java

+38 −19
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ import android.content.Context; 
import android.content.ContextWrapper;

import android.content.res.Configuration;

import android.os.Bundle;

import android.view.Display;

import android.view.WindowManager;



import com.android.internal.annotations.VisibleForTesting;
@@ -42,29 +43,33 @@ import java.lang.ref.Reference; 
 * @hide

 */

@UiContext

public class WindowContext extends ContextWrapper {

public class WindowContext extends ContextWrapper implements WindowProvider {

    private final WindowManager mWindowManager;

    private final @WindowManager.LayoutParams.WindowType int mType;

    private final @Nullable Bundle mOptions;

    @WindowManager.LayoutParams.WindowType

    private final int mType;

    @Nullable

    private final Bundle mOptions;

    private final ComponentCallbacksController mCallbacksController =

            new ComponentCallbacksController();

    private final WindowContextController mController;



    /**

     * Default constructor. Will generate a {@link WindowTokenClient} and attach this context to

     * the token.

     *

     * @param base Base {@link Context} for this new instance.

     * @param type Window type to be used with this context.

     * @param options A bundle used to pass window-related options. For example, on device with

     *                multiple DisplayAreaGroups, one may specify the RootDisplayArea for the window

     *                using {@link DisplayAreaOrganizer#KEY_ROOT_DISPLAY_AREA_ID} in the options.

     * Default implementation of {@link WindowContext}

     * <p>

     * Note that the users should call {@link Context#createWindowContext(Display, int, Bundle)}

     * to create a {@link WindowContext} instead of using this constructor

     * </p><p>

     * Example usage:

     * <pre class="prettyprint">

     * Bundle options = new Bundle();

     * options.put(KEY_ROOT_DISPLAY_AREA_ID, displayAreaInfo.rootDisplayAreaId);

     *                Context windowContext = context.createWindowContext(display, type, options);

     * Context windowContext = context.createWindowContext(display, windowType, options);

     * </pre></p>

     *

     * @param base    Base {@link Context} for this new instance.

     * @param type    Window type to be used with this context.

     * @param options A bundle used to pass window-related options.

     * @see DisplayAreaInfo#rootDisplayAreaId

     * @hide

     */

    public WindowContext(@NonNull Context base, int type, @Nullable Bundle options) {

        super(base);
@@ -110,11 +115,14 @@ public class WindowContext extends ContextWrapper { 


    @Override

    public void destroy() {

        try {

            mCallbacksController.clearCallbacks();

            // Called to the base ContextImpl to do final clean-up.

            getBaseContext().destroy();

        } finally {

            Reference.reachabilityFence(this);

        }

    }



    @Override

    public void registerComponentCallbacks(@NonNull ComponentCallbacks callback) {
@@ -130,4 +138,15 @@ public class WindowContext extends ContextWrapper { 
    void dispatchConfigurationChanged(@NonNull Configuration newConfig) {

        mCallbacksController.dispatchConfigurationChanged(newConfig);

    }



    @Override

    public int getWindowType() {

        return mType;

    }



    @Nullable

    @Override

    public Bundle getWindowContextOptions() {

        return mOptions;

    }

}

core/java/android/window/WindowProvider.java

0 → 100644
+39 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2020 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 android.window;



import android.annotation.Nullable;

import android.os.Bundle;

import android.view.WindowManager.LayoutParams.WindowType;



/**

 * An interface to provide a non-activity window.

 * Examples are {@link WindowContext} and {@link WindowProviderService}.

 *

 * @hide

 */

public interface WindowProvider {

    /** @hide */

    String KEY_IS_WINDOW_PROVIDER_SERVICE = "android.windowContext.isWindowProviderService";



    /** Gets the window type of this provider */

    @WindowType

    int getWindowType();



    /** Gets the launch options of this provider */

    @Nullable

    Bundle getWindowContextOptions();

}