public void SendToChannel(string channelName, string message)
{
if (string.IsNullOrEmpty(channelName))
{
throw new ArgumentNullException(channelName, "The channel name must be defined");
}
if (message == null)
{
throw new ArgumentNullException(message, "The messsage packet cannot be null");
}
if (string.IsNullOrEmpty(channelName))
{
throw new ArgumentException("The channel name may not contain the ':' character.", "channelName");
}
// create a DataGram instance, and ensure memory is freed
using (DataGram dataGram = new DataGram(channelName, message))
{
// Allocate the DataGram to a memory address contained in COPYDATASTRUCT
Native.COPYDATASTRUCT dataStruct = dataGram.ToStruct();
// Use a filter with the EnumWindows class to get a list of windows containing
// a property name that matches the destination channel. These are the listening
// applications.
WindowEnumFilter filter = new WindowEnumFilter(XDListener.GetChannelKey(channelName));
WindowsEnum winEnum = new WindowsEnum(filter.WindowFilterHandler);
foreach (IntPtr hWnd in winEnum.Enumerate())
{
IntPtr outPtr = IntPtr.Zero;
// For each listening window, send the message data. Return if hang or unresponsive within 1 sec.
Native.SendMessageTimeout(hWnd, Native.WM_COPYDATA, IntPtr.Zero, ref dataStruct, Native.SendMessageTimeoutFlags.SMTO_ABORTIFHUNG, 1000, out outPtr);
}
}
}
public void SendToChannel(string channelName, string message)
{
if (string.IsNullOrEmpty(channelName))
{
throw new ArgumentNullException(channelName, "The channel name must be defined");
}
if (message == null)
{
throw new ArgumentNullException(message, "The messsage packet cannot be null");
}
if (string.IsNullOrEmpty(channelName))
{
throw new ArgumentException("The channel name may not contain the ':' character.", "channelName");
}
// create a DataGram instance, and ensure memory is freed
using (DataGram dataGram = new DataGram(channelName, message))
{
// Allocate the DataGram to a memory address contained in COPYDATASTRUCT
Native.COPYDATASTRUCT dataStruct = dataGram.ToStruct();
// Use a filter with the EnumWindows class to get a list of windows containing
// a property name that matches the destination channel. These are the listening
// applications.
WindowEnumFilter filter = new WindowEnumFilter(XDListener.GetChannelKey(channelName));
WindowsEnum winEnum = new WindowsEnum(filter.WindowFilterHandler);
foreach (IntPtr hWnd in winEnum.Enumerate())
{
IntPtr outPtr = IntPtr.Zero;
// For each listening window, send the message data. Return if hang or unresponsive within 1 sec.
Native.SendMessageTimeout(hWnd, Native.WM_COPYDATA, IntPtr.Zero, ref dataStruct, Native.SendMessageTimeoutFlags.SMTO_ABORTIFHUNG, 1000, out outPtr);
}
}
}