The virtual-key codes identify various virtual keys. These constants can then be used to refer to the keystroke when using Delphi and Windows API calls or in an OnKeyUp or OnKeyDown event handler. Virtual keys mainly consist of actual keyboard keys, but also include virtual elements such as the three mouse buttons.he virtual-key codes identify various virtual keys. In Delphi, the OnKeyDown and OnKeyUp events provide the lowest level of keyboard response. To use OnKeyDown or OnKeyUp to test for keys the user presses, you must use Virtual key codes to get the key pressed.
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ROCCAT Power-Grid leave a big question mark behind keyboards with integrated screen. The beta version of the software already is more comfortable to use and has much more functionality. The ROCCAT app is a revolution to controlling PC games. Gamers control their whole PC plus their games with their smartphone - no need for an expensive touchscreen controller. With the Power-Grid app, ROCCAT provides true innovation. Based on the possibilities Power-Grid brings in terms of customization and creating controls, we decided to reward the app with the PCMasters innovation award. I think the ROCCAT Power Grid will be widely used when it comes publically available.