reactos/irc/TechBot/TechBot.Commands.Common/WMCommand.cs

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using System;
using System.Xml;
using TechBot.Library;
namespace TechBot.Commands.Common
{
[Command("wm" , Help = "!wm <value> or !wm <name>")]
public class WMCommand : XmlCommand
{
public WMCommand()
{
}
public override string XmlFile
{
get { return Settings.Default.WMXml; }
}
[CommandParameter("wm", "The windows message to check" , DefaultParameter = true)]
public string WMText
{
get { return Parameters; }
set { Parameters = value; }
}
public override void ExecuteCommand()
{
if (string.IsNullOrEmpty(WMText))
{
Say("Please provide a valid window message value or name.");
}
else
{
NumberParser np = new NumberParser();
long wm = np.Parse(WMText);
string output;
if (np.Error)
{
// Assume "!wm <name>" form.
output = GetWmNumber(WMText);
}
else
{
output = GetWmDescription(wm);
}
if (output != null)
{
Say("{0} is {1}.",
WMText,
output);
}
else
{
Say("I don't know about window message {0}.", WMText);
}
}
}
private string GetWmDescription(long wm)
{
XmlElement root = base.m_XmlDocument.DocumentElement;
XmlNode node = root.SelectSingleNode(String.Format("WindowMessage[@value='{0}']",
wm));
if (node != null)
{
XmlAttribute text = node.Attributes["text"];
if (text == null)
throw new Exception("Node has no text attribute.");
return text.Value;
}
else
return null;
}
private string GetWmNumber(string wmName)
{
XmlElement root = base.m_XmlDocument.DocumentElement;
XmlNode node = root.SelectSingleNode(String.Format("WindowMessage[@text='{0}']",
wmName));
if (node != null)
{
XmlAttribute value = node.Attributes["value"];
if (value == null)
throw new Exception("Node has no value attribute.");
return value.Value;
}
else
return null;
}
}
}