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using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Text;
using System.Threading;
namespace IvyBus
{
/* This is the Application side of binding storage */
/* association of a generated Key and a delegate and the expression */
/* this is SEND to other client */
public class IvyApplicationBinding
{
private BindingType binding;
public BindingType Binding
{
get { return binding; }
set { binding = value; }
}
private ushort key;
public ushort Key
{
get { return key; }
set { key = value; }
}
private object[] args;
public object[] Args
{
get { return args; }
set { args = value; }
}
private string expression;
public string Expression
{
get { return expression; }
set { expression = value; }
}
private string formated_expression;
public string FormatedExpression
{
get
{
FormatExpression();
return formated_expression;
}
}
private List<string> arguments;
///<summary>SentMessageClasses the first word token of sent messages
///<remarks> optimise the parsing process when sending messages </remarks>
///</summary>
public List<string> Arguments
{
get
{
return arguments;
}
}
public event EventHandler<IvyMessageEventArgs> Callback;
public IvyApplicationBinding()
{
arguments = new List<string>();
}
// translate part of expression to object property
public void FormatExpression()
{
//// Safely :
#if (!PocketPC)//TODO Pocket PC doesn't have Target Member
EventHandler<IvyMessageEventArgs> temp = Callback;
if (temp != null)
{
//TODO Pocket PC doesn't have Target Member
object target = temp.Target;
if (args == null)
{
args = new object[arguments.Count];
for (int i = 0; i < arguments.Count; i++)
{
System.Reflection.PropertyInfo prop = target.GetType().GetProperty(arguments[i]);
if (prop != null)
args[i] = prop.GetValue(target, null);
else //TODO what else BUG msgbox in desing mode !!!
args[i] = arguments[i];
}
}
formated_expression = string.Format(expression, args);
}
else //TODO Abnormal condition Design Time
#endif
formated_expression = expression;
}
#if ( PocketPC )
internal void Firevent(System.Windows.Forms.Control control, IvyMessageEventArgs e)
{
//// Safely invoke an event:
EventHandler<IvyMessageEventArgs> temp = Callback;
if (temp == null)
{
throw new IvyException("(callCallback) Not callback for id " + e.Id);
}
if (control != null)
{
control.Invoke(temp, this, e);
}
else
temp(this, e);
}
#else
internal void Firevent(System.Threading.SynchronizationContext syncContext, IvyMessageEventArgs e)
{
//// Safely invoke an event:
EventHandler<IvyMessageEventArgs> temp = Callback;
if (temp == null)
{
throw new IvyException("(callCallback) Not callback for id " + e.Id);
}
if (syncContext != null)
{
SendOrPostCallback update = delegate(object state)
{
IvyMessageEventArgs args = (IvyMessageEventArgs)state;
temp(this, args);
};
syncContext.Post(update, e);
}
else
temp(this, e);
}
#endif
}
}
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