633 lines
23 KiB
Java
633 lines
23 KiB
Java
/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.appwidget;
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import static android.appwidget.flags.Flags.FLAG_GENERATED_PREVIEWS;
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import static android.appwidget.flags.Flags.generatedPreviews;
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import android.annotation.FlaggedApi;
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import android.annotation.IdRes;
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import android.annotation.IntDef;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.annotation.SuppressLint;
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import android.app.PendingIntent;
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import android.compat.annotation.UnsupportedAppUsage;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.pm.ActivityInfo;
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import android.content.pm.PackageManager;
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import android.content.res.ResourceId;
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import android.content.res.Resources;
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import android.graphics.drawable.Drawable;
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import android.os.Bundle;
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import android.os.Parcel;
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import android.os.Parcelable;
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import android.os.UserHandle;
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import android.util.DisplayMetrics;
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import android.util.TypedValue;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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/**
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* Describes the meta data for an installed AppWidget provider. The fields in this class
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* correspond to the fields in the <code><appwidget-provider></code> xml tag.
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*/
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public class AppWidgetProviderInfo implements Parcelable {
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/**
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* Widget is not resizable.
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*/
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public static final int RESIZE_NONE = 0;
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/**
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* Widget is resizable in the horizontal axis only.
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*/
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public static final int RESIZE_HORIZONTAL = 1;
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/**
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* Widget is resizable in the vertical axis only.
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*/
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public static final int RESIZE_VERTICAL = 2;
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/**
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* Widget is resizable in both the horizontal and vertical axes.
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*/
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public static final int RESIZE_BOTH = RESIZE_HORIZONTAL | RESIZE_VERTICAL;
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/** @hide */
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@IntDef(flag = true, prefix = { "FLAG_" }, value = {
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RESIZE_HORIZONTAL,
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RESIZE_VERTICAL,
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})
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@Retention(RetentionPolicy.SOURCE)
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public @interface ResizeModeFlags {}
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/** {@hide} */
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public static final int WIDGET_CATEGORY_UNKNOWN = -1;
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/**
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* Indicates that the widget can be displayed on the home screen. This is the default value.
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*/
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public static final int WIDGET_CATEGORY_HOME_SCREEN = 1;
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/**
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* Indicates that the widget can be displayed on the keyguard.
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*/
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public static final int WIDGET_CATEGORY_KEYGUARD = 2;
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/**
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* Indicates that the widget can be displayed within a space reserved for the search box.
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*/
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public static final int WIDGET_CATEGORY_SEARCHBOX = 4;
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/** @hide */
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@IntDef(flag = true, prefix = { "FLAG_" }, value = {
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WIDGET_CATEGORY_HOME_SCREEN,
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WIDGET_CATEGORY_KEYGUARD,
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WIDGET_CATEGORY_SEARCHBOX,
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})
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@Retention(RetentionPolicy.SOURCE)
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public @interface CategoryFlags {}
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/**
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* The widget can be reconfigured anytime after it is bound by starting the
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* {@link #configure} activity.
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*
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* @see #widgetFeatures
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*/
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public static final int WIDGET_FEATURE_RECONFIGURABLE = 1;
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/**
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* The widget is added directly by the app, and the host may hide this widget when providing
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* the user with the list of available widgets to choose from.
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*
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* @see AppWidgetManager#requestPinAppWidget(ComponentName, Bundle, PendingIntent)
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* @see #widgetFeatures
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*/
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public static final int WIDGET_FEATURE_HIDE_FROM_PICKER = 2;
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/**
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* The widget provides a default configuration. The host may choose not to launch the provided
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* configuration activity.
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*
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* @see #widgetFeatures
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*/
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public static final int WIDGET_FEATURE_CONFIGURATION_OPTIONAL = 4;
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/** @hide */
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@IntDef(flag = true, prefix = { "FLAG_" }, value = {
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WIDGET_FEATURE_RECONFIGURABLE,
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WIDGET_FEATURE_HIDE_FROM_PICKER,
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WIDGET_FEATURE_CONFIGURATION_OPTIONAL
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})
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@Retention(RetentionPolicy.SOURCE)
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public @interface FeatureFlags {}
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/**
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* Identity of this AppWidget component. This component should be a {@link
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* android.content.BroadcastReceiver}, and it will be sent the AppWidget intents
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* {@link android.appwidget as described in the AppWidget package documentation}.
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*
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* <p>This field corresponds to the <code>android:name</code> attribute in
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* the <code><receiver></code> element in the AndroidManifest.xml file.
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*/
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public ComponentName provider;
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/**
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* The default width of the widget when added to a host, in px. The widget will get
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* at least this width, and will often be given more, depending on the host.
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*
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* <p>This field corresponds to the <code>android:minWidth</code> attribute in
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* the AppWidget meta-data file.
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*/
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public int minWidth;
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/**
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* The default height of the widget when added to a host, in px. The widget will get
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* at least this height, and will often be given more, depending on the host.
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*
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* <p>This field corresponds to the <code>android:minHeight</code> attribute in
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* the AppWidget meta-data file.
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*/
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public int minHeight;
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/**
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* Minimum width (in px) which the widget can be resized to. This field has no effect if it
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* is greater than minWidth or if horizontal resizing isn't enabled (see {@link #resizeMode}).
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*
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* <p>This field corresponds to the <code>android:minResizeWidth</code> attribute in
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* the AppWidget meta-data file.
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*/
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public int minResizeWidth;
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/**
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* Minimum height (in px) which the widget can be resized to. This field has no effect if it
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* is greater than minHeight or if vertical resizing isn't enabled (see {@link #resizeMode}).
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*
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* <p>This field corresponds to the <code>android:minResizeHeight</code> attribute in
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* the AppWidget meta-data file.
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*/
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public int minResizeHeight;
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/**
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* Maximum width (in px) which the widget can be resized to. This field has no effect if it is
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* smaller than minWidth or if horizontal resizing isn't enabled (see {@link #resizeMode}).
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*
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* <p>This field corresponds to the <code>android:maxResizeWidth</code> attribute in the
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* AppWidget meta-data file.
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*/
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@SuppressLint("MutableBareField")
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public int maxResizeWidth;
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/**
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* Maximum height (in px) which the widget can be resized to. This field has no effect if it is
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* smaller than minHeight or if vertical resizing isn't enabled (see {@link #resizeMode}).
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*
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* <p>This field corresponds to the <code>android:maxResizeHeight</code> attribute in the
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* AppWidget meta-data file.
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*/
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@SuppressLint("MutableBareField")
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public int maxResizeHeight;
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/**
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* The default width of a widget when added to a host, in units of launcher grid cells.
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*
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* <p>This field corresponds to the <code>android:targetCellWidth</code> attribute in the
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* AppWidget meta-data file.
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*/
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@SuppressLint("MutableBareField")
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public int targetCellWidth;
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/**
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* The default height of a widget when added to a host, in units of launcher grid cells.
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*
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* <p>This field corresponds to the <code>android:targetCellHeight</code> attribute in the
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* AppWidget meta-data file.
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*/
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@SuppressLint("MutableBareField")
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public int targetCellHeight;
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/**
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* How often, in milliseconds, that this AppWidget wants to be updated.
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* The AppWidget manager may place a limit on how often a AppWidget is updated.
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*
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* <p>This field corresponds to the <code>android:updatePeriodMillis</code> attribute in
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* the AppWidget meta-data file.
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*
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* <p class="note"><b>Note:</b> Updates requested with <code>updatePeriodMillis</code>
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* will not be delivered more than once every 30 minutes.</p>
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*/
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public int updatePeriodMillis;
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/**
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* The resource id of the initial layout for this AppWidget. This should be
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* displayed until the RemoteViews for the AppWidget is available.
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*
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* <p>This field corresponds to the <code>android:initialLayout</code> attribute in
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* the AppWidget meta-data file.
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*/
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public int initialLayout;
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/**
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* The resource id of the initial layout for this AppWidget when it is displayed on keyguard.
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* This parameter only needs to be provided if the widget can be displayed on the keyguard,
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* see {@link #widgetCategory}.
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*
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* <p>This field corresponds to the <code>android:initialKeyguardLayout</code> attribute in
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* the AppWidget meta-data file.
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*/
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public int initialKeyguardLayout;
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/**
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* The activity to launch that will configure the AppWidget.
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*
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* <p>This class name of field corresponds to the <code>android:configure</code> attribute in
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* the AppWidget meta-data file. The package name always corresponds to the package containing
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* the AppWidget provider.
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*/
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public ComponentName configure;
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/**
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* The label to display to the user in the AppWidget picker.
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*
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* @deprecated Use {@link #loadLabel(android.content.pm.PackageManager)}.
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*/
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@Deprecated
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public String label;
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/**
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* The icon to display for this AppWidget in the AppWidget picker. If not supplied in the
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* xml, the application icon will be used.
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*
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* <p>This field corresponds to the <code>android:icon</code> attribute in
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* the <code><receiver></code> element in the AndroidManifest.xml file.
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*/
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public int icon;
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/**
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* The view id of the AppWidget subview which should be auto-advanced by the widget's host.
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*
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* <p>This field corresponds to the <code>android:autoAdvanceViewId</code> attribute in
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* the AppWidget meta-data file.
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*/
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public int autoAdvanceViewId;
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/**
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* A preview of what the AppWidget will look like after it's configured.
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* If not supplied, the AppWidget's icon will be used.
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*
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* <p>This field corresponds to the <code>android:previewImage</code> attribute in the AppWidget
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* meta-data file.
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*/
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public int previewImage;
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/**
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* The layout resource id of a preview of what the AppWidget will look like after it's
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* configured.
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*
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* <p>Unlike previewImage, previewLayout can better showcase AppWidget in different locales,
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* system themes, display sizes & density etc.
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*
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* <p>If supplied, this will take precedence over the previewImage on supported widget hosts.
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* Otherwise, previewImage will be used.
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*
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* <p>This field corresponds to the <code>android:previewLayout</code> attribute in the
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* AppWidget meta-data file.
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*/
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@SuppressLint("MutableBareField")
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@IdRes
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public int previewLayout;
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/**
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* The rules by which a widget can be resized. See {@link #RESIZE_NONE},
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* {@link #RESIZE_NONE}, {@link #RESIZE_HORIZONTAL},
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* {@link #RESIZE_VERTICAL}, {@link #RESIZE_BOTH}.
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*
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* <p>This field corresponds to the <code>android:resizeMode</code> attribute in
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* the AppWidget meta-data file.
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*/
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@ResizeModeFlags
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public int resizeMode;
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/**
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* Determines whether this widget can be displayed on the home screen, the keyguard, or both.
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* A widget which is displayed on both needs to ensure that it follows the design guidelines
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* for both widget classes. This can be achieved by querying the AppWidget options in its
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* widget provider's update method.
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*
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* <p>This field corresponds to the <code>widgetCategory</code> attribute in
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* the AppWidget meta-data file.
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*/
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@CategoryFlags
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public int widgetCategory;
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/**
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* Resource id for the description of the AppWidget.
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*
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* <p>This field corresponds to the <code>android:description</code> attribute in the AppWidget
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* meta-data file.
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*/
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@SuppressLint("MutableBareField")
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@IdRes
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public int descriptionRes;
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/**
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* Flags indicating various features supported by the widget. These are hints to the widget
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* host, and do not actually change the behavior of the widget.
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*
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* @see #WIDGET_FEATURE_RECONFIGURABLE
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* @see #WIDGET_FEATURE_HIDE_FROM_PICKER
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* @see #WIDGET_FEATURE_CONFIGURATION_OPTIONAL
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*/
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@FeatureFlags
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public int widgetFeatures;
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/** @hide */
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@UnsupportedAppUsage
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public ActivityInfo providerInfo;
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/** @hide */
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public boolean isExtendedFromAppWidgetProvider;
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/**
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* Flags indicating the widget categories for which generated previews are available.
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* These correspond to the previews set by this provider with
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* {@link AppWidgetManager#setWidgetPreview}.
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*
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* @see #WIDGET_CATEGORY_HOME_SCREEN
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* @see #WIDGET_CATEGORY_KEYGUARD
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* @see #WIDGET_CATEGORY_SEARCHBOX
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* @see AppWidgetManager#getWidgetPreview
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*/
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@FlaggedApi(FLAG_GENERATED_PREVIEWS)
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@SuppressLint("MutableBareField")
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public int generatedPreviewCategories;
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public AppWidgetProviderInfo() {
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}
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/**
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* Unflatten the AppWidgetProviderInfo from a parcel.
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*/
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@SuppressWarnings("deprecation")
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public AppWidgetProviderInfo(Parcel in) {
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this.provider = in.readTypedObject(ComponentName.CREATOR);
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this.minWidth = in.readInt();
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this.minHeight = in.readInt();
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this.minResizeWidth = in.readInt();
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this.minResizeHeight = in.readInt();
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this.maxResizeWidth = in.readInt();
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this.maxResizeHeight = in.readInt();
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this.targetCellWidth = in.readInt();
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this.targetCellHeight = in.readInt();
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this.updatePeriodMillis = in.readInt();
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this.initialLayout = in.readInt();
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this.initialKeyguardLayout = in.readInt();
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this.configure = in.readTypedObject(ComponentName.CREATOR);
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this.label = in.readString();
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this.icon = in.readInt();
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this.previewImage = in.readInt();
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this.previewLayout = in.readInt();
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this.autoAdvanceViewId = in.readInt();
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this.resizeMode = in.readInt();
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this.widgetCategory = in.readInt();
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this.providerInfo = in.readTypedObject(ActivityInfo.CREATOR);
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this.widgetFeatures = in.readInt();
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this.descriptionRes = in.readInt();
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this.isExtendedFromAppWidgetProvider = in.readBoolean();
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if (generatedPreviews()) {
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generatedPreviewCategories = in.readInt();
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}
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}
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/**
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* Loads the localized label to display to the user in the AppWidget picker.
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*
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* @param packageManager Package manager instance for loading resources.
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* @return The label for the current locale.
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*/
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public final String loadLabel(PackageManager packageManager) {
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CharSequence label = providerInfo.loadLabel(packageManager);
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if (label != null) {
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return label.toString().trim();
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}
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return null;
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}
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/**
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* Loads the icon to display for this AppWidget in the AppWidget picker. If not
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* supplied in the xml, the application icon will be used. A client can optionally
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* provide a desired density such as {@link android.util.DisplayMetrics#DENSITY_LOW}
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* {@link android.util.DisplayMetrics#DENSITY_MEDIUM}, etc. If no density is
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* provided, the density of the current display will be used.
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* <p>
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* The loaded icon corresponds to the <code>android:icon</code> attribute in
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* the <code><receiver></code> element in the AndroidManifest.xml file.
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* </p>
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*
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* @param context Context for accessing resources.
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* @param density The optional desired density as per
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* {@link android.util.DisplayMetrics#densityDpi}.
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* @return The provider icon.
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*/
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public final Drawable loadIcon(@NonNull Context context, int density) {
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return loadDrawable(context, density, providerInfo.getIconResource(), true);
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}
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/**
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* Loads a preview of what the AppWidget will look like after it's configured.
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* A client can optionally provide a desired density such as
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* {@link android.util.DisplayMetrics#DENSITY_LOW}
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* {@link android.util.DisplayMetrics#DENSITY_MEDIUM}, etc. If no density is
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* provided, the density of the current display will be used.
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* <p>
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* The loaded image corresponds to the <code>android:previewImage</code> attribute
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* in the <code><receiver></code> element in the AndroidManifest.xml file.
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* </p>
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*
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* @param context Context for accessing resources.
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* @param density The optional desired density as per
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* {@link android.util.DisplayMetrics#densityDpi}.
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* @return The widget preview image or null if preview image is not available.
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*/
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public final Drawable loadPreviewImage(@NonNull Context context, int density) {
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return loadDrawable(context, density, previewImage, false);
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}
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/**
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* Loads localized description for the app widget.
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*
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* <p>Description is intended to be displayed in the UI of the widget picker.
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*
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* @param context Context for accessing resources.
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*
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* @return CharSequence for app widget description for the current locale.
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*/
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@Nullable
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public final CharSequence loadDescription(@NonNull Context context) {
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if (ResourceId.isValid(descriptionRes)) {
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CharSequence description =
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context.getPackageManager().getText(
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providerInfo.packageName,
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descriptionRes,
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providerInfo.applicationInfo);
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if (description != null) {
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return description.toString().trim();
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}
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}
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return null;
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}
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/**
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* Gets the user profile in which the provider resides.
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*
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* @return The hosting user profile.
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*/
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public final UserHandle getProfile() {
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return new UserHandle(UserHandle.getUserId(providerInfo.applicationInfo.uid));
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}
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/**
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* Returns the broadcast receiver that is providing this widget.
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*/
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@NonNull
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public ActivityInfo getActivityInfo() {
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return providerInfo;
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}
|
|
|
|
@Override
|
|
@SuppressWarnings("deprecation")
|
|
public void writeToParcel(Parcel out, int flags) {
|
|
out.writeTypedObject(this.provider, flags);
|
|
out.writeInt(this.minWidth);
|
|
out.writeInt(this.minHeight);
|
|
out.writeInt(this.minResizeWidth);
|
|
out.writeInt(this.minResizeHeight);
|
|
out.writeInt(this.maxResizeWidth);
|
|
out.writeInt(this.maxResizeHeight);
|
|
out.writeInt(this.targetCellWidth);
|
|
out.writeInt(this.targetCellHeight);
|
|
out.writeInt(this.updatePeriodMillis);
|
|
out.writeInt(this.initialLayout);
|
|
out.writeInt(this.initialKeyguardLayout);
|
|
out.writeTypedObject(this.configure, flags);
|
|
out.writeString(this.label);
|
|
out.writeInt(this.icon);
|
|
out.writeInt(this.previewImage);
|
|
out.writeInt(this.previewLayout);
|
|
out.writeInt(this.autoAdvanceViewId);
|
|
out.writeInt(this.resizeMode);
|
|
out.writeInt(this.widgetCategory);
|
|
out.writeTypedObject(this.providerInfo, flags);
|
|
out.writeInt(this.widgetFeatures);
|
|
out.writeInt(this.descriptionRes);
|
|
out.writeBoolean(this.isExtendedFromAppWidgetProvider);
|
|
if (generatedPreviews()) {
|
|
out.writeInt(this.generatedPreviewCategories);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
@SuppressWarnings("deprecation")
|
|
public AppWidgetProviderInfo clone() {
|
|
AppWidgetProviderInfo that = new AppWidgetProviderInfo();
|
|
that.provider = this.provider == null ? null : this.provider.clone();
|
|
that.minWidth = this.minWidth;
|
|
that.minHeight = this.minHeight;
|
|
that.minResizeWidth = this.minResizeWidth;
|
|
that.minResizeHeight = this.minResizeHeight;
|
|
that.maxResizeWidth = this.maxResizeWidth;
|
|
that.maxResizeHeight = this.maxResizeHeight;
|
|
that.targetCellWidth = this.targetCellWidth;
|
|
that.targetCellHeight = this.targetCellHeight;
|
|
that.updatePeriodMillis = this.updatePeriodMillis;
|
|
that.initialLayout = this.initialLayout;
|
|
that.initialKeyguardLayout = this.initialKeyguardLayout;
|
|
that.configure = this.configure == null ? null : this.configure.clone();
|
|
that.label = this.label;
|
|
that.icon = this.icon;
|
|
that.previewImage = this.previewImage;
|
|
that.previewLayout = this.previewLayout;
|
|
that.autoAdvanceViewId = this.autoAdvanceViewId;
|
|
that.resizeMode = this.resizeMode;
|
|
that.widgetCategory = this.widgetCategory;
|
|
that.providerInfo = this.providerInfo;
|
|
that.widgetFeatures = this.widgetFeatures;
|
|
that.descriptionRes = this.descriptionRes;
|
|
that.isExtendedFromAppWidgetProvider = this.isExtendedFromAppWidgetProvider;
|
|
if (generatedPreviews()) {
|
|
that.generatedPreviewCategories = this.generatedPreviewCategories;
|
|
}
|
|
return that;
|
|
}
|
|
|
|
public int describeContents() {
|
|
return 0;
|
|
}
|
|
|
|
private Drawable loadDrawable(Context context, int density, int resourceId,
|
|
boolean loadDefaultIcon) {
|
|
try {
|
|
Resources resources = context.getPackageManager().getResourcesForApplication(
|
|
providerInfo.applicationInfo);
|
|
if (ResourceId.isValid(resourceId)) {
|
|
if (density < 0) {
|
|
density = 0;
|
|
}
|
|
return resources.getDrawableForDensity(resourceId, density, null);
|
|
}
|
|
} catch (PackageManager.NameNotFoundException | Resources.NotFoundException e) {
|
|
/* ignore */
|
|
}
|
|
return loadDefaultIcon ? providerInfo.loadIcon(context.getPackageManager()) : null;
|
|
}
|
|
|
|
/**
|
|
* @hide
|
|
*/
|
|
public void updateDimensions(DisplayMetrics displayMetrics) {
|
|
// Converting complex to dp.
|
|
minWidth = TypedValue.complexToDimensionPixelSize(minWidth, displayMetrics);
|
|
minHeight = TypedValue.complexToDimensionPixelSize(minHeight, displayMetrics);
|
|
minResizeWidth = TypedValue.complexToDimensionPixelSize(minResizeWidth, displayMetrics);
|
|
minResizeHeight = TypedValue.complexToDimensionPixelSize(minResizeHeight, displayMetrics);
|
|
maxResizeWidth = TypedValue.complexToDimensionPixelSize(maxResizeWidth, displayMetrics);
|
|
maxResizeHeight = TypedValue.complexToDimensionPixelSize(maxResizeHeight, displayMetrics);
|
|
}
|
|
|
|
/**
|
|
* Parcelable.Creator that instantiates AppWidgetProviderInfo objects
|
|
*/
|
|
public static final @android.annotation.NonNull Parcelable.Creator<AppWidgetProviderInfo> CREATOR
|
|
= new Parcelable.Creator<AppWidgetProviderInfo>()
|
|
{
|
|
public AppWidgetProviderInfo createFromParcel(Parcel parcel)
|
|
{
|
|
return new AppWidgetProviderInfo(parcel);
|
|
}
|
|
|
|
public AppWidgetProviderInfo[] newArray(int size)
|
|
{
|
|
return new AppWidgetProviderInfo[size];
|
|
}
|
|
};
|
|
|
|
public String toString() {
|
|
return "AppWidgetProviderInfo(" + getProfile() + '/' + provider + ')';
|
|
}
|
|
}
|