Reference for package '#rtl'

IsFunctionKey

Check whether a given event is a function key event.

Declaration

Source position: keybrdh.inc line 186

  function IsFunctionKey(KeyEvent: TKeyEvent) : Boolean;

Description

IsFunctionKey returns True if the given key event in KeyEvent was a function key or not.

Errors

None.

See also

Name Description
GetKeyEvent Get the next raw key event, wait if needed.

Example

program example1;
{ This program demonstrates the GetKeyEvent function }
uses keyboard;
Var
  K : TKeyEvent;
begin
  InitKeyBoard;
  Writeln('Press keys, press "q" to end.');
  Repeat
    K:=GetKeyEvent;
    K:=TranslateKeyEvent(K);
    If IsFunctionKey(K) then
      Writeln('Got function key : ',KeyEventToString(K))
    else
      Writeln('not a function key.');
  Until (GetKeyEventChar(K)='q');
  DoneKeyBoard;
end.