BBjPopupMenu::getMenuItem

Description

In BBj 3.0 and higher, this method returns a submenu from a BBjPopupMenu.

Syntax

Return Value

Method

BBjMenuItem

getMenuItem(int ID)

Parameters

Variable

Description

ID

Specifies the ID of the menu item to be retrieved.

Return Value

Returns the specified BBjMenuItem object.

Remarks

None.

Example

rem 'Get a menu item from a popup menu

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 = 200
HEIGHT = 100
TITLE$="BBj Window"

rem 'Set the current context
mySysGui!.setContext(0)

rem 'Create a window with a title in the current context
myWindow! = mySysGui!.addWindow(X,Y,WIDTH,HEIGHT,TITLE$)

rem 'Create a button
myButton! = myWindow!.addButton(1,55,35,90,30,"OK")

rem 'Add a popup menu to the button
myPopupMenu! = myButton!.addPopupMenu()

rem 'Add menu items to the popup menu
myItem1! = myPopupMenu!.addMenuItem(-201,"Item 1")
myItem2! = myPopupMenu!.addMenuItem(-202,"Item 2")
myItem3! = myPopupMenu!.addMenuItem(-203,"Item 3",1,0)
myItem4! = myPopupMenu!.addMenuItem(-204,"Item 4",1,1)

rem 'Retrieve a menu item from the popup menu
myCopy! = myPopupMenu!.getMenuItem(-202)

rem 'Register the CALLBACK routines
CALLBACK(ON_BUTTON_PUSH,OK,mySysGui!.getContext(),myButton!.getID())
CALLBACK(ON_POPUP_ITEM_SELECT,Item1,myPopupMenu!.getID(),myItem1!.getID())
CALLBACK(ON_POPUP_ITEM_SELECT,Item2,myPopupMenu!.getID(),myItem2!.getID())
CALLBACK(ON_POPUP_ITEM_SELECT,Item3,myPopupMenu!.getID(),myItem3!.getID())
CALLBACK(ON_POPUP_ITEM_SELECT,Item4,myPopupMenu!.getID(),myItem4!.getID())
CALLBACK(ON_CLOSE,APP_CLOSE,mySysGui!.getContext())

rem 'Process Events
process_events

rem 'Callback routine invoked when the user clicks the button
OK:
    i = msgbox("OK Button was selected")
return

rem 'Callback routine invoked when the user selects the first item
Item1:
    i = msgbox("Item 1 was selected")
return

rem 'Callback routine invoked when the user selects the second item
Item2:
    i = msgbox("Item 2 was selected")
return

rem 'Callback routine invoked when the user selects the third item
Item3:
    if myItem3!.isSelected() then state$="ON" else state$="OFF"
    i = msgbox("Item 3 was selected and is now checked "+state$)
return

rem 'Callback routine invoked when the user selects the fourth item
Item4:
    if myItem4!.isSelected() then state$="ON" else state$="OFF"
    i = msgbox("Item 4 was selected and is now checked "+state$)
return

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

See Also

BBjAPI

BBjSysGui Methods

BBjControl Methods

BBjPopupMenu

BBjMenu

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