BBjListButton::removeItemAt

Description

Removes an item from the list in the BBjListButton control.

Syntax

Return Value

Method

void

removeItemAt(int index)

Parameters

Variable

Description

index

Specifies the 0-based index of the item to be removed from the list.

Return Value

None.

Remarks

Each item in the list with an index greater than the removed item's index is shifted downward to have an index one smaller than the value it had previously.

Example

REM Remove an item from a list button 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 button control to the window
myListButton! = myWindow!.addListButton(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 button control
myListButton!.insertItems(0,myVector!)

REM Remove an item from a list button control, this wil remove "ITEM 1"
myListButton!.removeItemAt(0)

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

See Also

BBjAPI

BBjSysGui

BBjControl

BBjWindow

See the BBj Object Diagram for an illustration of the relationship between BBj Objects.



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