BBjListBox::removeAllItems

Return Value

Method

void

removeAllItems()

REM Remove all items in a list box control

REM Obtain the instance of the BBjAPI object
LET myAPI!=BBjAPI()

REM Open the SysGui device
SYSGUI=UNT
OPEN (SYSGUI) "X0"

REM Obtain the instance of the BBjSysGui object
LET mySysGui!=myAPI!.getSysGui()

REM Set addWindow param values
X=10
Y=10
WIDTH=200
HEIGHT=200
TITLE$="BBj Window"

REM Set the current context
mySysGui!.setContext(0)

REM Create a window
myWindow! = mySysGui!.addWindow(X,Y,WIDTH,HEIGHT,TITLE$)

REM Add a list box control to the window
myListBox! = myWindow!.addListBox(101,50,100,90,60,"",$0000$)

REM Make a vector that will contain list items
myVector! = mySysGui!.makeVector()

REM Insert items into the vector
FOR I=1 TO 4
      ITEM$="ITEM " + STR(I)
      myVector!.addItem(ITEM$)
NEXT I

REM Insert items in the vector into the list box control
myListBox!.insertItems(0,myVector!)

REM Remove all items in the list box control
myListBox!.removeAllItems()

REM Register the CALLBACK routines
CALLBACK(ON_CLOSE,APP_CLOSE,mySysGui!.getContext())

REM Process Events
PROCESS_EVENTS

REM Callback routine called when the user closes the application window
APP_CLOSE:
RELEASE
RETURN