/*
* Copyright (C) 2009 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.Mylauncher2;
import android.appwidget.AppWidgetHostView;
import android.content.ComponentName;
import android.content.ContentValues;
import android.os.Build;
/**
* Represents a widget (either instantiated or about to be) in the Launcher.
*/
class LauncherAppWidgetInfo extends ItemInfo {
/**
* Indicates that the widget hasn't been instantiated yet.
*/
static final int NO_ID = -1;
/**
* Identifier for this widget when talking with
* {@link android.appwidget.AppWidgetManager} for updates.
*/
int appWidgetId = NO_ID;
ComponentName providerName;
// TODO: Are these necessary here?
int minWidth = -1;
int minHeight = -1;
private boolean mHasNotifiedInitialWidgetSizeChanged;
/**
* View that holds this widget after it's been created. This view isn't created
* until Launcher knows it's needed.
*/
AppWidgetHostView hostView = null;
LauncherAppWidgetInfo(int appWidgetId, ComponentName providerName) {
itemType = LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET;
this.appWidgetId = appWidgetId;
this.providerName = providerName;
// Since the widget isn't instantiated yet, we don't know these values. Set them to -1
// to indicate that they should be calculated based on the layout and minWidth/minHeight
spanX = -1;
spanY = -1;
}
@Override
void onAddToDatabase(ContentValues values) {
super.onAddToDatabase(values);
values.put(LauncherSettings.Favorites.APPWIDGET_ID, appWidgetId);
}
/**
* When we bind the widget, we should notify the widget that the size has changed if we have not
* done so already (only really for default workspace widgets).
*/
void onBindAppWidget(Launcher launcher) {
if (!mHasNotifiedInitialWidgetSizeChanged) {
notifyWidgetSizeChanged(launcher);
}
}
/**
* Trigger an update callback to the widget to notify it that its size has changed.
*/
void notifyWidgetSizeChanged(Launcher launcher) {
AppWidgetResizeFrame.updateWidgetSizeRanges(hostView, launcher, spanX, spanY);
mHasNotifiedInitialWidgetSizeChanged = true;
}
@Override
public String toString() {
return "AppWidget(id=" + Integer.toString(appWidgetId) + ")";
}
@Override
void unbind() {
super.unbind();
hostView = null;
}
}