BBjControl::setOpaque

Description

In BBj 3.00 and higher, this method sets the opaque property of the BBjControl.

Syntax

Return Value Method
void setOpaque(boolean opaque)

Parameters

Parameter Description
opaque Specifies whether or not the BBjControl is opaque. By default, opaque is set to true (1).
  • true (1) = Opaque
  • false (0) = Not opaque (transparent)

Return Value

None.

Remarks

By default, the BBjControl is opaque.

Example

rem 'Set the opacity of a 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 common addWindow param values
X = 10
Y = 10
WIDTH = 200
HEIGHT = 200

rem 'Create a window with a title in the current context
TITLE$="BBj Window"

rem 'Set the current context
mySysGui!.setContext(0)
myWindow! = mySysGui!.addWindow(X,Y,WIDTH,HEIGHT,TITLE$)

rem 'Add a button on the window
myButton! = myWindow!.addButton(101,50,100,90,30,"Button")

rem 'Set the opacity of button to false
myButton!.setOpaque(myButton!.FALSE)

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

See Also

BBjAPI

BBjWindow Methods

Object Variables

EVENTMASK Mnemonic - Change Event Mask

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