| /* |
| * Copyright (C) 2016 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.appwidget; |
| |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| import android.widget.RemoteViews; |
| |
| /** |
| * @hide |
| */ |
| public class PendingHostUpdate implements Parcelable { |
| |
| static final int TYPE_VIEWS_UPDATE = 0; |
| static final int TYPE_PROVIDER_CHANGED = 1; |
| static final int TYPE_VIEW_DATA_CHANGED = 2; |
| |
| final int appWidgetId; |
| final int type; |
| RemoteViews views; |
| AppWidgetProviderInfo widgetInfo; |
| int viewId; |
| |
| public static PendingHostUpdate updateAppWidget(int appWidgetId, RemoteViews views) { |
| PendingHostUpdate update = new PendingHostUpdate(appWidgetId, TYPE_VIEWS_UPDATE); |
| update.views = views; |
| return update; |
| } |
| |
| public static PendingHostUpdate providerChanged(int appWidgetId, AppWidgetProviderInfo info) { |
| PendingHostUpdate update = new PendingHostUpdate(appWidgetId, TYPE_PROVIDER_CHANGED); |
| update.widgetInfo = info; |
| return update; |
| } |
| |
| public static PendingHostUpdate viewDataChanged(int appWidgetId, int viewId) { |
| PendingHostUpdate update = new PendingHostUpdate(appWidgetId, TYPE_VIEW_DATA_CHANGED); |
| update.viewId = viewId; |
| return update; |
| } |
| |
| private PendingHostUpdate(int appWidgetId, int type) { |
| this.appWidgetId = appWidgetId; |
| this.type = type; |
| } |
| |
| private PendingHostUpdate(Parcel in) { |
| appWidgetId = in.readInt(); |
| type = in.readInt(); |
| |
| switch (type) { |
| case TYPE_VIEWS_UPDATE: |
| if (0 != in.readInt()) { |
| views = new RemoteViews(in); |
| } |
| break; |
| case TYPE_PROVIDER_CHANGED: |
| if (0 != in.readInt()) { |
| widgetInfo = new AppWidgetProviderInfo(in); |
| } |
| break; |
| case TYPE_VIEW_DATA_CHANGED: |
| viewId = in.readInt(); |
| } |
| } |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel dest, int flags) { |
| dest.writeInt(appWidgetId); |
| dest.writeInt(type); |
| switch (type) { |
| case TYPE_VIEWS_UPDATE: |
| writeNullParcelable(views, dest, flags); |
| break; |
| case TYPE_PROVIDER_CHANGED: |
| writeNullParcelable(widgetInfo, dest, flags); |
| break; |
| case TYPE_VIEW_DATA_CHANGED: |
| dest.writeInt(viewId); |
| break; |
| } |
| } |
| |
| private void writeNullParcelable(Parcelable p, Parcel dest, int flags) { |
| if (p != null) { |
| dest.writeInt(1); |
| p.writeToParcel(dest, flags); |
| } else { |
| dest.writeInt(0); |
| } |
| } |
| |
| /** |
| * Parcelable.Creator that instantiates PendingHostUpdate objects |
| */ |
| public static final @android.annotation.NonNull Parcelable.Creator<PendingHostUpdate> CREATOR |
| = new Parcelable.Creator<PendingHostUpdate>() { |
| public PendingHostUpdate createFromParcel(Parcel parcel) { |
| return new PendingHostUpdate(parcel); |
| } |
| |
| public PendingHostUpdate[] newArray(int size) { |
| return new PendingHostUpdate[size]; |
| } |
| }; |
| } |