Key Event Handlers

>Almost all payware FMC have a keyboard input button. If it is>pressed every keypress goes to the gauge and not to the>flightsim. How can they do that?>I managed to read the keys with DirectX, but how can I prevent>FS from reading the key too?You have to hook into the window procedure (below FS and/or DirectX), and intercept the keypresses and filter it out there in the window procedure, as required.