# Constants
EventQuit requests an application exit.
EventRefresh requests a display refresh.
ModeNormal is the standard mode, allowing file navigation.
ModeSearchEntry is search entry mode.
ScrollBottom goes to the last line.
ScrollDown goes down one line.
ScrollDownHalfPage goes down one half page full.
ScrollDownPage goes down one page full.
ScrollTop goes to the first line.
ScrollUp goes up one line.
ScrollUpHalfPage goes up one half page full.
ScrollUpPage goes up one page full.