BBjWebManager::hasAttribute

Description

In BBj 26.02 and higher, this method returns a boolean value indicating whether the selected element has the specified attribute.

Note:

In BBj 22.03 and higher, BBjWebManager is an alias for BBjBuiManager.

Syntax

Return Value	Method
void	hasAttribute(String `attribute`) hasAttribute(String `attribute`, String `selector`)

Parameters

Parameter	Description
attribute	Specifies the name of an attribute.
selector	By default, hasAttribute applies to the document element on the web page. If a selector is specified, it selects a descendant element within the document to query this attribute. If a specified selector doesn't return any elements, the default document element is used.

Return Value

Returns a boolean value indicating whether the selected element has the specified attribute.

Example

rem ' BBjWebManager::hasAttribute

attribute$ = "lang"
value$ = "en-US"
selector$ = ""

sysgui = unt
open (sysgui)"X0"
sysgui! = bbjapi().getSysGui()

title$ = "BBjWebManager::hasAttribute"
window! = sysgui!.addWindow(25,25,600,400,title$,$00090083$)
window!.setCallback(window!.ON_RESIZE,"resize")
window!.setCallback(window!.ON_CLOSE,"eoj")

status! = window!.addStatusBar(99)

window!.addStaticText(101,5,25,90,25,"Attribute:",$8000$)
attribute! = window!.addEditBox(102,100,25,475,25,attribute$,$$)

window!.addStaticText(103,5,75,90,25,"Value:",$8000$)
value! = window!.addEditBox(104,100,75,475,25,value$,$$)

window!.addStaticText(105,5,125,90,25,"Selector:",$8000$)
selector! = window!.addEditBox(106,100,125,475,25,selector$,$$)

setAttribute! = window!.addButton(1,100,175,475,25,"setAttribute",$$)
setAttribute!.setCallback(setAttribute!.ON_BUTTON_PUSH,"setAttribute")

getAttribute! = window!.addButton(2,100,225,475,25,"getAttribute",$$)
getAttribute!.setCallback(getAttribute!.ON_BUTTON_PUSH,"getAttribute")

hasAttribute! = window!.addButton(3,100,275,475,25,"hasAttribute",$$)
hasAttribute!.setCallback(hasAttribute!.ON_BUTTON_PUSH,"hasAttribute")

removeAttribute! = window!.addButton(4,100,325,475,25,"removeAttribute",$$)
removeAttribute!.setCallback(hasAttribute!.ON_BUTTON_PUSH,"removeAttribute")

browser! = bbjapi().getWebManager(err=oops)
browser!.getUrl(err=oops)

process_events

oops:
i = msgbox("This functionality is only supported in browser environments.")

eoj:
release

resize:
  event! = sysgui!.getLastEvent()
  width = event!.getWidth()
  height = event!.getHeight()
  attribute!.setSize(width-125,25)
  value!.setSize(width-125,25)
  selector!.setSize(width-125,25)
  setAttribute!.setSize(width-125,25)
  getAttribute!.setSize(width-125,25)
  hasAttribute!.setSize(width-125,25)
  removeAttribute!.setSize(width-125,25)
return

setAttribute:
  attribute$ = attribute!.getText()
  value$ = value!.getText()
  selector$ = selector!.getText()
  status$ = "setAttribute "+attribute$+" = "+value$
  browser!.setAttribute(attribute$, value$, selector$)
  status!.setText(status$)
return

getAttribute:
  attribute$ = attribute!.getText()
  selector$ = selector!.getText()
  value$ = browser!.getAttribute(attribute$, selector$)
  status$ = "getAttribute "+attribute$+" = "+value$
  status!.setText(status$)
return

hasAttribute:
  attribute$ = attribute!.getText()
  selector$ = selector!.getText()
  has! = browser!.hasAttribute(attribute$, selector$)
  status$ = "hasAttribute "+attribute$+" = "+Boolean.toString(has!)
  status!.setText(status$)
return

removeAttribute:
  attribute$ = attribute!.getText()
  selector$ = selector!.getText()
  status$ = "removeAttribute "+attribute$
  browser!.removeAttribute(attribute$, selector$)
  status!.setText(status$)
return