NaggingMachine

When you want to show a caret in your application, use the following snippet code, NativeCaret class. This class was used in FormatVisualizer. class NativeCaret { [DllImport("user32.dll")] public static extern int CreateCaret(IntPtr hwnd, IntPtr hbm, int cx, int cy); [DllImport("user32.dll")] public static extern int DestroyCaret(); [DllImport("user32.dll")] public static extern int SetCaretPos(..

I needed to create Direct Show filters by using Activator.CreateInstance, and it always failed on my machine(x64). It, however, worked on my another machine(x86). To make the situation more clearly, I tried several test projects like followings.1) Native C++ project which use native COM functions. -> :-)2) 32bit .NET project which use Activator.CreateInstance --> :-)3) 64bit .NET project which u..