About Writing Keyloop, Key Filter, and Abort Functions

Vermont Views provides a number of additional ways for you to control the keyboard interface. You can:

• nWrite and install a keyloop function that is repeatedly executed while Vermont Views is waiting for user input.
  
  
• nWrite and install a key filter function to interpret and modify the keyboard input.
  
  
• nWrite and install a function to be called when the user presses the program abort key.
  
  
• nDisable the program abort key.