BBjProgressBar::setMinimum

Description

In BBj 3.0 and higher, this method sets the minimum range for the BBjProgressBar control.

Syntax

Return Value

Method

void

setMinimum(int minimum)

Parameters

Variable

Description

minimum

Specifies the minimum range of the BBjProgressBar control.

Return Value

None.

Remarks

By default, the minimum is 0.

Example

rem 'Reset progress bar minimum value

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 = 100
Y = 100
WIDTH = 300
HEIGHT = 100
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 some buttons to the window
startButton! = myWindow!.addButton(1,5,10,90,30,"Start")
stopButton! = myWindow!.addButton(2,105,10,90,30,"Stop",$0001$)
resetButton! = myWindow!.addButton(3,205,10,90,30,"Reset")

rem 'Add a progress bar control to the window
myProgressBar! = myWindow!.addProgressBar(101,5,50,290,30)

rem 'Change the minimum value
myProgressBar!.setMinimum(-100)

rem 'Register the CALLBACK routines
CALLBACK(ON_CLOSE,APP_CLOSE,mySysGui!.getContext())
CALLBACK(ON_BUTTON_PUSH,doStart,mySysGui!.getContext(),startButton!.getID())
CALLBACK(ON_BUTTON_PUSH,doStop,mySysGui!.getContext(),stopButton!.getID())
CALLBACK(ON_BUTTON_PUSH,doReset,mySysGui!.getContext(),resetButton!.getID())

rem 'Process Events
process_events

doStart:
    startButton!.setEnabled(0)
    myAPI!.createTimer("",0.1,"progress")
    stopButton!.setEnabled(1)
return

doStop:
    stopButton!.setEnabled(0)
    myAPI!.removeTimer("")
    startButton!.setEnabled(1)
return

progress:
    myProgressBar!.setValue(myProgressBar!.getValue()+1)
    if myProgressBar!.getValue() >= myProgressBar!.getMaximum()
        gosub doStop
    endif
return

doReset:
    myProgressBar!.setValue(myProgressBar!.getMinimum())
return

rem 'Callback routine called when the user closes the application window
APP_CLOSE:
release

See Also

BBjAPI

BBjSysGui

BBjControl

BBjWindow

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