Class MVCButtonController

Object
   |
   +--GrvObject
         |
         +--MVCView
               |
               +--MVCController
                     |
                     +--MVCButtonController

Direct Known Subclasses:

MVCFormButtonController, MVCTxtButtonController, MVCImgButtonController

class MVCButtonController

extends MVCController

This class is a Controller that

  (1) watches a MVCBoolModel from which the "enable" state can
      be deduced (actually only uses MVCBoolModel.isTrue()),
  (2) manages a button view using the enable state,
  (3) defines a "pushed" event.

- konstructor()

Constructor Detail

MVCButtonController

MVCButtonController()

Version: 2.0

Author: Bruce Wallace (PolyGlotInc.com)
See:
- konstructor()

canonical

void canonical( enableFlag )

put the HTML in canonical form given the specified enable flag and this controller's state

ABSTRACT: sub classes of MVCButtonController should override this

getAltText

String getAltText( enabled )

return the alternate text given the current state of this view

isEnabled

boolean isEnabled()

Return whether this button should be enabled. If no enable model was defined then we are always enabled.

konstructor

void konstructor( <String> desc, <String> evtHandlerName, <MVCBoolModel> optEnableModel, <String> optName )

Parameters:
desc - tooltip description for this button
evtHandlerName - name of event handler function
optEnableModel - optional "is enabled" data model
optName - optional name of this instance

paintHTML

void paintHTML()

update/modify attributes of basic existing HTML for THIS view