public static void Undo()
{
if (Main.cwin == 0)
{
if (FastMem.RestoreUndo() > 0)
{
OS.ResetScreen();
//OS.DisplayString("One Move Undone...\n>");
if (Main.h_version >= ZMachine.V5)
{ /* for V5+ games we must */
Process.Store(2); /* store 2 (for success) */
return;
}
if (Main.h_version <= ZMachine.V3)
{ /* for V3- games we must */
Screen.ZShowStatus(); /* draw the status line */
return;
}
OS.DisplayString("\nOne move undone...\n>");
}
}
}
}/* hot_key_seed */
/*
* hot_key_undo
*
* ...allows user to undo the previous turn.
*
*/
public static bool HotkeyUndo()
{
Text.PrintString("Undo one turn\n");
if (FastMem.RestoreUndo() > 0)
{
if (Main.h_version >= ZMachine.V5)
{ /* for V5+ games we must */
Process.Store(2); /* store 2 (for success) */
return(true); /* and abort the input */
}
if (Main.h_version <= ZMachine.V3)
{ /* for V3- games we must */
Screen.ZShowStatus(); /* draw the status line */
return(false); /* and continue input */
}
}
else
{
Text.PrintString("No more undo information available.\n");
}
return(false);
}/* hot_key_undo */
