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/*
* Copyright (C) 2010 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.launcher2;
import java.util.List;
import android.appwidget.AppWidgetProviderInfo;
import android.content.ClipData;
import android.content.Context;
import android.content.DialogInterface;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.database.DataSetObserver;
import android.graphics.drawable.Drawable;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.TextView;
import com.android.launcher.R;
/**
* We will likely flesh this out later, to handle allow external apps to place widgets, but for now,
* we just want to expose the action around for checking elsewhere.
*/
public class InstallWidgetReceiver {
public static final String ACTION_INSTALL_WIDGET =
"com.android.launcher.action.INSTALL_WIDGET";
public static final String ACTION_SUPPORTS_CLIPDATA_MIMETYPE =
"com.android.launcher.action.SUPPORTS_CLIPDATA_MIMETYPE";
// Currently not exposed. Put into Intent when we want to make it public.
// TEMP: Should we call this "EXTRA_APPWIDGET_PROVIDER"?
public static final String EXTRA_APPWIDGET_COMPONENT =
"com.android.launcher.extra.widget.COMPONENT";
public static final String EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE =
"com.android.launcher.extra.widget.CONFIGURATION_DATA_MIME_TYPE";
public static final String EXTRA_APPWIDGET_CONFIGURATION_DATA =
"com.android.launcher.extra.widget.CONFIGURATION_DATA";
/**
* A simple data class that contains per-item information that the adapter below can reference.
*/
public static class WidgetMimeTypeHandlerData {
public ResolveInfo resolveInfo;
public AppWidgetProviderInfo widgetInfo;
public WidgetMimeTypeHandlerData(ResolveInfo rInfo, AppWidgetProviderInfo wInfo) {
resolveInfo = rInfo;
widgetInfo = wInfo;
}
}
/**
* The ListAdapter which presents all the valid widgets that can be created for a given drop.
*/
public static class WidgetListAdapter implements ListAdapter, DialogInterface.OnClickListener {
private LayoutInflater mInflater;
private Launcher mLauncher;
private String mMimeType;
private ClipData mClipData;
private List<WidgetMimeTypeHandlerData> mActivities;
private CellLayout mTargetLayout;
private int mTargetLayoutScreen;
private int[] mTargetLayoutPos;
public WidgetListAdapter(Launcher l, String mimeType, ClipData data,
List<WidgetMimeTypeHandlerData> list, CellLayout target,
int targetScreen, int[] targetPos) {
mLauncher = l;
mMimeType = mimeType;
mClipData = data;
mActivities = list;
mTargetLayout = target;
mTargetLayoutScreen = targetScreen;
mTargetLayoutPos = targetPos;
}
@Override
public void registerDataSetObserver(DataSetObserver observer) {
}
@Override
public void unregisterDataSetObserver(DataSetObserver observer) {
}
@Override
public int getCount() {
return mActivities.size();
}
@Override
public Object getItem(int position) {
return null;
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public boolean hasStableIds() {
return true;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
final Context context = parent.getContext();
final PackageManager packageManager = context.getPackageManager();
// Lazy-create inflater
if (mInflater == null) {
mInflater = LayoutInflater.from(context);
}
// Use the convert-view where possible
if (convertView == null) {
convertView = mInflater.inflate(R.layout.external_widget_drop_list_item, parent,
false);
}
final WidgetMimeTypeHandlerData data = mActivities.get(position);
final ResolveInfo resolveInfo = data.resolveInfo;
final AppWidgetProviderInfo widgetInfo = data.widgetInfo;
// Set the icon
Drawable d = resolveInfo.loadIcon(packageManager);
ImageView i = (ImageView) convertView.findViewById(R.id.provider_icon);
i.setImageDrawable(d);
// Set the text
final CharSequence component = resolveInfo.loadLabel(packageManager);
final int[] widgetSpan = new int[2];
mTargetLayout.rectToCell(widgetInfo.minWidth, widgetInfo.minHeight, widgetSpan);
TextView t = (TextView) convertView.findViewById(R.id.provider);
t.setText(context.getString(R.string.external_drop_widget_pick_format,
component, widgetSpan[0], widgetSpan[1]));
return convertView;
}
@Override
public int getItemViewType(int position) {
return 0;
}
@Override
public int getViewTypeCount() {
return 1;
}
@Override
public boolean isEmpty() {
return mActivities.isEmpty();
}
@Override
public boolean areAllItemsEnabled() {
return false;
}
@Override
public boolean isEnabled(int position) {
return true;
}
@Override
public void onClick(DialogInterface dialog, int which) {
final AppWidgetProviderInfo widgetInfo = mActivities.get(which).widgetInfo;
final PendingAddWidgetInfo createInfo = new PendingAddWidgetInfo(widgetInfo, mMimeType,
mClipData);
mLauncher.addAppWidgetFromDrop(createInfo, LauncherSettings.Favorites.CONTAINER_DESKTOP,
mTargetLayoutScreen, null, null, mTargetLayoutPos);
}
}
}
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