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// SparkleShare, a collaboration and sharing tool.
// Copyright (C) 2010 Hylke Bons <hylkebons@gmail.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
using System;
using System.Net;
using System.Threading;
using System.Timers;
using SparkleLib;
namespace SparkleShare {
public class SparkleAboutController {
public event ShowWindowEventHandler ShowWindowEvent;
public delegate void ShowWindowEventHandler ();
public event HideWindowEventHandler HideWindowEvent;
public delegate void HideWindowEventHandler ();
public event NewVersionEventHandler NewVersionEvent;
public delegate void NewVersionEventHandler (string new_version);
public event VersionUpToDateEventHandler VersionUpToDateEvent;
public delegate void VersionUpToDateEventHandler ();
public event CheckingForNewVersionEventHandler CheckingForNewVersionEvent;
public delegate void CheckingForNewVersionEventHandler ();
public string RunningVersion {
get {
return SparkleBackend.Version;
}
}
public SparkleAboutController ()
{
Program.Controller.ShowAboutWindowEvent += delegate {
if (ShowWindowEvent != null)
ShowWindowEvent ();
CheckForNewVersion ();
};
}
public void WindowClosed ()
{
if (HideWindowEvent != null)
HideWindowEvent ();
}
public void CheckForNewVersion ()
{
if (CheckingForNewVersionEvent != null)
CheckingForNewVersionEvent ();
WebClient web_client = new WebClient ();
Uri uri = new Uri ("http://www.sparkleshare.org/version");
web_client.DownloadStringCompleted += delegate (object o, DownloadStringCompletedEventArgs args) {
if (args.Error != null)
return;
int running_version = int.Parse (
"" + RunningVersion [0] + RunningVersion [2] + RunningVersion [4]
);
string result = args.Result.Trim ();
int new_version = int.Parse (
"" + result [0] + result [2] + result [4]
);
// Add a little delay, making it seems we're
// actually doing hard work
Thread.Sleep (1000);
if (running_version >= new_version) {
if (VersionUpToDateEvent != null)
VersionUpToDateEvent ();
} else {
if (NewVersionEvent != null)
NewVersionEvent (result);
}
};
web_client.DownloadStringAsync (uri);
}
}
}