/*
* Copyright (C) 2013 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.settings;
import android.content.ComponentName;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.provider.Telephony.Sms.Intents;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import com.android.internal.app.AlertActivity;
import com.android.internal.app.AlertController;
import com.android.internal.telephony.SmsApplication;
import com.android.internal.telephony.SmsApplication.SmsApplicationData;
import java.util.ArrayList;
import java.util.List;
public final class SmsDefaultDialog extends AlertActivity implements
DialogInterface.OnClickListener {
private SmsApplicationData mNewSmsApplicationData;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Intent intent = getIntent();
String packageName = intent.getStringExtra(Intents.EXTRA_PACKAGE_NAME);
setResult(RESULT_CANCELED);
if (!buildDialog(packageName)) {
finish();
}
}
@Override
public void onClick(DialogInterface dialog, int which) {
switch (which) {
case BUTTON_POSITIVE:
SmsApplication.setDefaultApplication(mNewSmsApplicationData.mPackageName, this);
setResult(RESULT_OK);
break;
case BUTTON_NEGATIVE:
break;
default:
if (which >= 0) {
AppListAdapter adapter = (AppListAdapter) mAlertParams.mAdapter;
if (!adapter.isSelected(which)) {
String packageName = adapter.getPackageName(which);
if (!TextUtils.isEmpty(packageName)) {
SmsApplication.setDefaultApplication(packageName, this);
setResult(RESULT_OK);
}
}
}
break;
}
}
private boolean buildDialog(String packageName) {
TelephonyManager tm = (TelephonyManager)getSystemService(Context.TELEPHONY_SERVICE);
if (!tm.isSmsCapable()) {
// No phone, no SMS
return false;
}
final AlertController.AlertParams p = mAlertParams;
p.mTitle = getString(R.string.sms_change_default_dialog_title);
mNewSmsApplicationData = SmsApplication.getSmsApplicationData(packageName, this);
if (mNewSmsApplicationData != null) {
// New default SMS app specified, change to that directly after the confirmation
// dialog.
SmsApplicationData oldSmsApplicationData = null;
ComponentName oldSmsComponent = SmsApplication.getDefaultSmsApplication(this, true);
if (oldSmsComponent != null) {
oldSmsApplicationData = SmsApplication.getSmsApplicationData(
oldSmsComponent.getPackageName(), this);
if (oldSmsApplicationData.mPackageName.equals(
mNewSmsApplicationData.mPackageName)) {
return false;
}
}
// Compose dialog; get
if (oldSmsApplicationData != null) {
p.mMessage = getString(R.string.sms_change_default_dialog_text,
mNewSmsApplicationData.getApplicationName(this),
oldSmsApplicationData.getApplicationName(this));
} else {
p.mMessage = getString(R.string.sms_change_default_no_previous_dialog_text,
mNewSmsApplicationData.getApplicationName(this));
}
p.mPositiveButtonText = getString(R.string.yes);
p.mNegativeButtonText = getString(R.string.no);
p.mPositiveButtonListener = this;
p.mNegativeButtonListener = this;
} else {
// No new default SMS app specified, show a list of all SMS apps and let user to pick
p.mAdapter = new AppListAdapter();
p.mOnClickListener = this;
p.mNegativeButtonText = getString(R.string.cancel);
p.mNegativeButtonListener = this;
}
setupAlert();
return true;
}
/**
* The list of SMS apps with label, icon. Current default SMS app is marked as "default".
*/
private class AppListAdapter extends BaseAdapter {
/**
* SMS app item in the list
*/
private class Item {
final String label; // app label
final Drawable icon; // app icon
final String packgeName; // full app package name
public Item(String label, Drawable icon, String packageName) {
this.label = label;
this.icon = icon;
this.packgeName = packageName;
}
}
// The list
private final List<Item> mItems;
// The index of selected
private final int mSelectedIndex;
public AppListAdapter() {
mItems = getItems();
int selected = getSelectedIndex();
// Move selected up to the top so it is easy to find
if (selected > 0) {
Item item = mItems.remove(selected);
mItems.add(0, item);
selected = 0;
}
mSelectedIndex = selected;
}
@Override
public int getCount() {
return mItems != null ? mItems.size() : 0;
}
@Override
public Object getItem(int position) {
return mItems != null && position < mItems.size() ? mItems.get(position) : null;
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
Item item = ((Item) getItem(position));
LayoutInflater inflater = getLayoutInflater();
View view = inflater.inflate(R.layout.app_preference_item, parent, false);
TextView textView = (TextView) view.findViewById(android.R.id.title);
textView.setText(item.label);
if (position == mSelectedIndex) {
view.findViewById(R.id.default_label).setVisibility(View.VISIBLE);
} else {
view.findViewById(R.id.default_label).setVisibility(View.GONE);
}
ImageView imageView = (ImageView)view.findViewById(android.R.id.icon);
imageView.setImageDrawable(item.icon);
return view;
}
/**
* Get the selected package name by
*
* @param position the index of the item in the list
* @return the package name of selected item
*/
public String getPackageName(int position) {
Item item = (Item) getItem(position);
if (item != null) {
return item.packgeName;
}
return null;
}
/**
* Check if an item at a position is already selected
*
* @param position the index of the item in the list
* @return true if the item at the position is already selected, false otherwise
*/
public boolean isSelected(int position) {
return position == mSelectedIndex;
}
// Get the list items by looking for SMS apps
private List<Item> getItems() {
PackageManager pm = getPackageManager();
List<Item> items = new ArrayList<>();
for (SmsApplication.SmsApplicationData app :
SmsApplication.getApplicationCollection(SmsDefaultDialog.this)) {
try {
String packageName = app.mPackageName;
ApplicationInfo appInfo = pm.getApplicationInfo(packageName, 0/*flags*/);
if (appInfo != null) {
items.add(new Item(
appInfo.loadLabel(pm).toString(),
appInfo.loadIcon(pm),
packageName));
}
} catch (PackageManager.NameNotFoundException e) {
// Ignore package can't be found
}
}
return items;
}
// Get the selected item index by looking for the current default SMS app
private int getSelectedIndex() {
ComponentName appName = SmsApplication.getDefaultSmsApplication(
SmsDefaultDialog.this, true);
if (appName != null) {
String defaultSmsAppPackageName = appName.getPackageName();
if (!TextUtils.isEmpty(defaultSmsAppPackageName)) {
for (int i = 0; i < mItems.size(); i++) {
if (TextUtils.equals(mItems.get(i).packgeName, defaultSmsAppPackageName)) {
return i;
}
}
}
}
return -1;
}
}
}