Class "widgetView", a class for a GUI type widget holding widget elements

Description

"widgetView" renders element widgets

Objects from the Class

Objects can be created by calls of the form new("widgetView", ...). This class is for internal use by class widget-class. Users trying to create GUI type widget do not need to use this class.

Slots

WVTitle:

Object of class "character" - a character string that will be displayed as the title of the widget to be created

vName:

Object of class "character" - a character string for the vName of the widget

winid:

Object of class "tkwin" - a tkwin object for the id of the top window for the widget

widgetids:

Object of class "list" - a list of tkwin ids for element widgets

theWidget:

Object of class "widget" - a widget object that creates the widgetView

Methods

killWin

signature(tkWidget = "widgetView"): destroys the window representing the widgetView

vName<-

signature(object = "widgetView"): set the value for vName

vName

signature(object = "widgetView"): get the value for vName

renderWidgets

signature(widgetView = "widgetView", pWidgets = "list"): takes a list of "basicPW" objects (pWidgets) and renders them accordingly

renewView

signature(widgetView = "widgetView", pWidgets = "list"): using values contained by the "basicPW" objects of pWidgets to update the values of widget elements displayed

theWidget<-

signature(object = "widgetView"): set the value for theWidget

theWidget

signature(object = "widgetView"): get the value for theWidget

updateDisplay

signature(widgetView = "widgetView"): update the value of list box or text box element widgets

widgetids<-

signature(object = "widgetView"): set the value of widgetids

widgetids

signature(object = "widgetView"): get the value of widgetids

winid<-

signature(object = "widgetView"): set the value of winid

winid

signature(object = "widgetView"): set the value of winid

winWait

signature(tkWidget = "widgetView"): make widgetView modal

WVTitle

signature(object = "widgetView"): get the value for WVTitle

Author(s)

Jianhua Zhang

References

Programming with data

See Also

widget-class,basicPW-class

Examples

## Not run: 
        ## These cannot be run by examples() but should be OK when pasted
        ## into an interactive R session with the widgetTools package loaded
        
	widgetView <- widgetView(WVTitle = "demo", vName = "widget1")

## End(Not run)