/// <summary>
/// 新增命令
/// </summary>
/// <returns></returns>
public override void ExecuteAdd()
{
Sys_Systems system = new Sys_Systems();
system.ID = SystemList.Max(p => p.ID) + 1;
FrmSystemSettingEdit edit = new FrmSystemSettingEdit(system);
edit.SaveEvent += (sys) =>
{
SystemList.Add(sys);
};
edit.ShowDialog();
}
internal override async Task <List <GameConsole> > GetSystemsAsync()
{//use the webclient to grab the source code of the page
HttpWebRequest request = (WebRequest.Create(new Uri(URL, "roms"))) as HttpWebRequest;
HttpWebResponse response = (HttpWebResponse)await request.GetResponseAsync();
var status = response.StatusCode;
if (status == HttpStatusCode.OK)
{
Stream receiveStream = response.GetResponseStream();
StreamReader readStream = null;
if (response.CharacterSet == null)
{
readStream = new StreamReader(receiveStream);
}
else
{
readStream = new StreamReader(receiveStream, Encoding.GetEncoding(response.CharacterSet));
}
string page = readStream.ReadToEnd();
// pass the source code into the html document
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(page);
// navigate the nodes to find the game console listings
foreach (var node in doc.DocumentNode.SelectNodes("//html/body/div/div/div/table[2]/tr/td[1]/font[1]/table/tr/td/table/tr/td/a"))
{
var system = new GameConsole(node.InnerText, new Uri(URL, node.Attributes["href"].Value), this);
FixConsoleName(system);
SystemList.Add(system);
TriggerSystemFound(system);
}
}
return(SystemList);
}
private static void OnSystemFound(GameConsole system)
{
SystemList.Add(system);
}
