public static void SendMessageToWindow(IntPtr window, string message)
{
IntPtr ptrCopyData = IntPtr.Zero;
try
{
NativeMethods.COPYDATASTRUCT copyData = new NativeMethods.COPYDATASTRUCT
{
dwData = new IntPtr(0),
cbData = message.Length + 1,
lpData = Marshal.StringToHGlobalAnsi(message)
};
ptrCopyData = Marshal.AllocCoTaskMem(Marshal.SizeOf(copyData));
Marshal.StructureToPtr(copyData, ptrCopyData, false);
NativeMethods.SendMessage(window, NativeMethods.WM_COPYDATA, IntPtr.Zero, ptrCopyData);
}
finally
{
if (ptrCopyData != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(ptrCopyData);
}
}
}
public static string ConvertMessageToText(IntPtr message)
{
NativeMethods.COPYDATASTRUCT copyData = (NativeMethods.COPYDATASTRUCT)Marshal.PtrToStructure(
message, typeof(NativeMethods.COPYDATASTRUCT));
return(Marshal.PtrToStringAnsi(copyData.lpData));
}
