gecko/embedding/android/AlertNotification.java

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/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Android code.
*
* The Initial Developer of the Original Code is Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Alex Pakhotin <alexp@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
package org.mozilla.gecko;
import android.app.Notification;
import android.app.NotificationManager;
import android.content.Context;
import android.graphics.*;
import android.net.Uri;
import android.util.Log;
import android.widget.RemoteViews;
import java.net.*;
import java.text.NumberFormat;
public class AlertNotification
extends Notification
{
Context mContext;
int mId;
int mIcon;
String mTitle;
String mText;
boolean mProgressStyle;
NotificationManager mNotificationManager;
double mPrevPercent = -1;
String mPrevAlertText = "";
static final double UPDATE_THRESHOLD = .01;
public AlertNotification(Context aContext, int aNotificationId, int aIcon,
String aTitle, String aText, long aWhen) {
super(aIcon, (aText.length() > 0) ? aText : aTitle, aWhen);
mContext = aContext;
mIcon = aIcon;
mTitle = aTitle;
mText = aText;
mProgressStyle = false;
mId = aNotificationId;
mNotificationManager = (NotificationManager)
mContext.getSystemService(Context.NOTIFICATION_SERVICE);
}
public boolean isProgressStyle() {
return mProgressStyle;
}
public void show() {
mNotificationManager.notify(mId, this);
}
public void setCustomIcon(Uri aIconUri) {
if (aIconUri == null || aIconUri.getScheme() == null)
return;
// Custom view
int layout = R.layout.notification_icon_text;
RemoteViews view = new RemoteViews(GeckoApp.mAppContext.getPackageName(), layout);
try {
URL url = new URL(aIconUri.toString());
Bitmap bm = BitmapFactory.decodeStream(url.openStream());
view.setImageViewBitmap(R.id.notificationImage, bm);
view.setTextViewText(R.id.notificationTitle, mTitle);
if (mText.length() > 0) {
view.setTextViewText(R.id.notificationText, mText);
}
contentView = view;
mNotificationManager.notify(mId, this);
} catch(Exception ex) {
Log.e("GeckoAlert", "failed to create bitmap", ex);
}
}
public void updateProgress(String aAlertText, long aProgress, long aProgressMax) {
if (!mProgressStyle) {
// Custom view
int layout = aAlertText.length() > 0 ? R.layout.notification_progress_text : R.layout.notification_progress;
RemoteViews view = new RemoteViews(GeckoApp.mAppContext.getPackageName(), layout);
view.setImageViewResource(R.id.notificationImage, mIcon);
view.setTextViewText(R.id.notificationTitle, mTitle);
contentView = view;
flags |= FLAG_ONGOING_EVENT | FLAG_ONLY_ALERT_ONCE;
mProgressStyle = true;
}
String text;
double percent = 0;
if (aProgressMax > 0)
percent = ((double)aProgress / (double)aProgressMax);
if (aAlertText.length() > 0)
text = aAlertText;
else
text = NumberFormat.getPercentInstance().format(percent);
if (mPrevAlertText.equals(text) && Math.abs(mPrevPercent - percent) < UPDATE_THRESHOLD)
return;
contentView.setTextViewText(R.id.notificationText, text);
contentView.setProgressBar(R.id.notificationProgressbar, (int)aProgressMax, (int)aProgress, false);
// Update the notification
mNotificationManager.notify(mId, this);
mPrevPercent = percent;
mPrevAlertText = text;
}
}