HMG Tutor 7
More Choices
There is various alternatives to get an user’s choice besides RadioGroup.
One of them is the ListBox Control
@ 10, 10 LISTBOX List_1 ITEMS {'Option 1','Option 2','Option 3'}
Using a Listbox, you can add, change or remove items at runtime.
#include "hmg.ch"
Function Main
DEFINE WINDOW Win_1 ;
AT 0,0 ;
WIDTH 400 ;
HEIGHT 200 ;
TITLE 'Tutor 07 - ListBox Test' ;
MAIN
DEFINE MAIN MENU
POPUP "First Popup"
ITEM 'Change ListBox Value' ACTION ;
Win_1.List_1.Value := 2
ITEM 'Retrieve ListBox Value' ACTION ;
MsgInfo ( Str(Win_1.List_1.Value))
SEPARATOR
ITEM 'Add List Item' ACTION ;
Win_1.List_1.AddItem ('New List Item')
ITEM 'Remove List Item' ACTION ;
Win_1.List_1.DeleteItem (2)
ITEM 'Change List Item' ACTION ;
Win_1.List_1.Item (1) := 'New Item Text'
ITEM 'Get List Item Count' ACTION ;
MsgInfo (Str(Win_1.List_1.ItemCount))
END POPUP
END MENU
@ 10, 10 LISTBOX List_1 ITEMS {'Option 1','Option 2','Option 3'}
END WINDOW
ACTIVATE WINDOW Win_1
Return
