public static void AddRPGMenuKey(RPGMenu menu, char k, int value)
{
//{ Add a dynamically defined RPGMenuKey to the menu.}
//{ Initialize the values.}
RPGMenuKey key = new RPGMenuKey(k, value);
key.next = menu.firstKey;
menu.firstKey = key;
}
public static int SelectMenu(RPGMenu menu, int mode)
{
//{ This function will allow the user to browse through the menu and will}
//{ return a value based upon the user's selection.}
//{The menu is now active!}
menu.active = true;
//{Show the menu to the user.}
DisplayMenu(menu);
//{Initialize UK and r}
bool UK = false;
int r = -1;
char getit = '\0';
//{Start the loop. Remain in this loop until either the player makes a selection}
//{or cancels the menu using the ESC key.}
do
{
//{Read the input from the keyboard.}
getit = rpgtext.RPGKey();
//{Certain keys need processing- if so, process them.}
switch (getit)
{
//{Selection Movement Keys}
case (char)72:
case '8':
RPMUpKey(menu);
break;
case (char)80:
case '2':
RPMDownKey(menu);
break;
//{If we recieve an ESC, better check to make sure we're in a}
//{cancelable menu. If not, convert the ESC to an unused key.}
case (char)27:
if (mode == RPMNoCancel)
{
getit = 'Q';
}
break;
}
//{Check to see if a special MENU KEY has been pressed.}
if (menu.firstKey != null)
{
RPGMenuKey m = menu.firstKey;
while (m != null)
{
if (getit == m.k)
{
UK = true;
r = m.value;
break;
}
m = m.next;
}
}
//{Check for a SPACE or ESC.}
}while ((getit != ' ') && (getit != (char)27) && !UK);
//{The menu is no longer active.}
menu.active = false;
//{We have to send back a different value depending upon whether a selection}
//{was made or the menu was cancelled. If an item was selected, return its}
//{value field. The value always returned by a cancel will be -1.}
//{If a MenuKey was pressed, r already contains the right value.}
if (getit == ' ')
{
r = RPMLocateByPosition(menu, menu.selectItem).value;
}
if (mode != RPMNoCleanup)
{
//{Remove the menu from the display. I'm gonna use Window for this, since}
//{ClrScr in this language doesn't take paramters. Bummer.}
//{Check to see whether or not a border was used.}
if (menu.borderColor == Crt.Color.Black)
{
Crt.Window(menu.x1 + 1, menu.y1 + 1, menu.x2 - 1, menu.y2 - 1);
Crt.ClrScr();
}
else
{
Crt.Window(menu.x1, menu.y1, menu.x2, menu.y2);
Crt.ClrScr();
}
//{If there's an associated description box, clear that too.}
if (menu.dx1 > 0)
{
Crt.Window(menu.dx1, menu.dy1, menu.dx2, menu.dy2);
Crt.ClrScr();
}
}
//{Reset the window to normal values}
Crt.Window(1, 1, WDM.CON_WIDTH, WDM.CON_HEIGHT);
return(r);
}
