gecko/mobile/android/base/AlertNotification.java

127 lines
4.1 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko;
import android.app.Notification;
import android.app.NotificationManager;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.util.Log;
import android.widget.RemoteViews;
import java.net.URL;
import java.text.NumberFormat;
public class AlertNotification
extends Notification
{
private static final String LOGTAG = "GeckoAlertNotification";
private final int mId;
private final int mIcon;
private final String mTitle;
private final String mText;
private final NotificationManager mNotificationManager;
private boolean mProgressStyle;
private double mPrevPercent = -1;
private String mPrevAlertText = "";
private static final double UPDATE_THRESHOLD = .01;
private Context mContext;
public AlertNotification(Context aContext, int aNotificationId, int aIcon,
String aTitle, String aText, long aWhen, Uri aIconUri) {
super(aIcon, (aText.length() > 0) ? aText : aTitle, aWhen);
mIcon = aIcon;
mTitle = aTitle;
mText = aText;
mId = aNotificationId;
mContext = aContext;
mNotificationManager = (NotificationManager) aContext.getSystemService(Context.NOTIFICATION_SERVICE);
if (aIconUri == null || aIconUri.getScheme() == null)
return;
// Custom view
int layout = R.layout.notification_icon_text;
RemoteViews view = new RemoteViews(mContext.getPackageName(), layout);
try {
URL url = new URL(aIconUri.toString());
Bitmap bm = BitmapFactory.decodeStream(url.openStream());
if (bm == null) {
Log.e(LOGTAG, "failed to decode icon");
return;
}
view.setImageViewBitmap(R.id.notification_image, bm);
view.setTextViewText(R.id.notification_title, mTitle);
if (mText.length() > 0) {
view.setTextViewText(R.id.notification_text, mText);
}
contentView = view;
} catch (Exception e) {
Log.e(LOGTAG, "failed to create bitmap", e);
}
}
public int getId() {
return mId;
}
public synchronized boolean isProgressStyle() {
return mProgressStyle;
}
public void show() {
mNotificationManager.notify(mId, this);
}
public void cancel() {
mNotificationManager.cancel(mId);
}
public synchronized 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(mContext.getPackageName(), layout);
view.setImageViewResource(R.id.notification_image, mIcon);
view.setTextViewText(R.id.notification_title, 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.notification_text, text);
contentView.setProgressBar(R.id.notification_progressbar, (int)aProgressMax, (int)aProgress, false);
// Update the notification
mNotificationManager.notify(mId, this);
mPrevPercent = percent;
mPrevAlertText = text;
}
}