/** * Copyright (C) 2022 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.launcher3.uioverrides; import static com.android.launcher3.widget.LauncherWidgetHolder.APPWIDGET_HOST_ID; import android.appwidget.AppWidgetHost; import android.appwidget.AppWidgetProviderInfo; import android.content.Context; import android.os.Looper; import androidx.annotation.NonNull; import com.android.launcher3.LauncherAppState; import com.android.launcher3.util.Executors; import com.android.launcher3.widget.LauncherAppWidgetProviderInfo; import com.android.launcher3.widget.LauncherWidgetHolder; import java.util.function.IntConsumer; /** * {@link AppWidgetHost} that is used to receive the changes to the widgets without * storing any {@code Activity} info like that of the launcher. */ final class QuickstepAppWidgetHost extends AppWidgetHost { private final @NonNull Context mContext; private final @NonNull IntConsumer mAppWidgetRemovedCallback; private final @NonNull LauncherWidgetHolder.ProviderChangedListener mProvidersChangedListener; QuickstepAppWidgetHost(@NonNull Context context, @NonNull IntConsumer appWidgetRemovedCallback, @NonNull LauncherWidgetHolder.ProviderChangedListener listener, @NonNull Looper looper) { super(context, APPWIDGET_HOST_ID, null, looper); mContext = context; mAppWidgetRemovedCallback = appWidgetRemovedCallback; mProvidersChangedListener = listener; } @Override protected void onProvidersChanged() { mProvidersChangedListener.notifyWidgetProvidersChanged(); } @Override public void onAppWidgetRemoved(int appWidgetId) { // Route the call via model thread, in case it comes while a loader-bind is in progress Executors.MODEL_EXECUTOR.execute( () -> Executors.MAIN_EXECUTOR.execute( () -> mAppWidgetRemovedCallback.accept(appWidgetId))); } @Override protected void onProviderChanged(int appWidgetId, @NonNull AppWidgetProviderInfo appWidget) { LauncherAppWidgetProviderInfo info = LauncherAppWidgetProviderInfo.fromProviderInfo( mContext, appWidget); super.onProviderChanged(appWidgetId, info); // The super method updates the dimensions of the providerInfo. Update the // launcher spans accordingly. info.initSpans(mContext, LauncherAppState.getIDP(mContext)); } }