/// <summary>
/// *SLOW* Perform the actual call here to the target control object.
/// Control calls are more complex, since they get executed on the control's
/// Invoke() thread, and to do this, we need the actual delegate instance.
/// </summary>
protected object CallControlInvoke(Control target, out Exception exception)
{
if (Matrix.Framework.SuperPool.Core.SuperPool.CallContextEnabled)
{
SuperPoolCallContext.CurrentCall = this;
}
object result = null;
exception = null;
try
{
ControlInvokeDelegate delegateInstance =
delegate(MethodInfo methodInfo, Control controlTarget, object[] parameters)
{
return(FastInvokeHelper.CachedInvoke(methodInfo, controlTarget, parameters));
};
// Synchronously perform the invocation.
result = target.Invoke(delegateInstance, new object[] { MethodInfoLocal, target, Parameters });
}
catch (Exception ex)
{
exception = ex;
}
if (Matrix.Framework.SuperPool.Core.SuperPool.CallContextEnabled)
{
SuperPoolCallContext.CurrentCall = null;
}
return(result);
}
/// <summary>
/// ��UI�߳���ͬ������ί�С�
/// </summary>
/// <param name="control"></param>
/// <param name="invokeDelegate"></param>
/// <param name="args"></param>
/// <returns></returns>
public object InvokeControlDelegate(Control control, ControlInvokeDelegate invokeDelegate, object[] args)
{
AsyncControlDelegateInvoker invoker = new AsyncControlDelegateInvoker();
invoker.Blocking = true;
invoker.Control = control;
invoker.Args = args;
invoker.InvokeDelegate = invokeDelegate;
invoker.Execute();
return invoker.Result;
}
/// <summary>
/// ��UI�߳��첽����ί�С�
/// </summary>
/// <param name="control"></param>
/// <param name="invokeDelegate"></param>
/// <param name="args"></param>
/// <returns></returns>
public IAsyncResult BeginInvokeControlDelegate(Control control, ControlInvokeDelegate invokeDelegate, object[] args)
{
AsyncControlDelegateInvoker invoker = new AsyncControlDelegateInvoker();
invoker.Blocking = false;
invoker.Control = control;
invoker.Args = args;
invoker.InvokeDelegate = invokeDelegate;
invoker.Execute();
return invoker.State;
}
