[OpenAjaxGadgets] Request a widget mode

[Howard Weingram]

Do we need a function:
 
    getMode()

?

Regards,
Howard


On 4/10/09 7:31 AM, "Jon Ferraiolo" <jferrai at us.ibm.com> wrote:

> 
> +1
> 
> Jon
> 
> 
> 
> 
>                  
>              Howard Weingram
>              <weingram at tibco.c
>              om>                                                        To
>              Sent by:                  "gadgets at openajax.org"
>              gadgets-bounces at o         <gadgets at openajax.org>
>              penajax.org                                                cc
>                  
>                                                                    Subject
>              04/09/2009 06:31          [OpenAjaxGadgets] Request a widget
>              PM                        mode
>                  
>                  
>                  
>                  
>                  
>                  
> 
> 
> 
> 
> I would like to add a function that allows a widget to request transition
> to
> a different mode. The only indication of success would be a modeChanged
> event delivered to the widget at some future time.
> 
>     /**
>      * @param {String} newMode
>      *      The name of the mode to which the widget is
>      *      requesting transition
>      */
>     OpenAjax.widget.Adapter.prototype.requestMode(newMode) {}
> 
> 
> Use Case
> 
> For example, a Help mode screen may contain a button that sends the widget
> back to View mode. This button is INSIDE the widget rather than outside in
> the container. This could simply transition the widget, but then any
> container buttons would be out of sync because the container does not know
> about the change.
> 
> With the requestMode, the button would not actually switch modes; it would
> call requestMode('view') and this would tell the container to switch the
> mode.
> 
> 
> Compatibility with Other Standards
> 
> This behavior would be comparable to that of javax.portlet, which specifies
> that a portlet can "programmatically change [its] portlet mode when
> processing an action request."
> 
> In other words, in the portlet world, there is a standard way for a portlet
> to request that the portlet container execute a mode change.
> 
> The portlet spec allows the portlet container to ignore or override the
> mode-change request. It is only a request.
> 
> 
> Regards,
> Howard
> 
> --
> Howard Weingram      650.846.1000
> Principal Architect  TIBCO Software Inc.
> 
> TIBCO PageBus(TM) delivers ultra-lightweight
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--
Howard Weingram      650.846.1000
Principal Architect  TIBCO Software Inc.

TIBCO PageBus(TM) delivers ultra-lightweight
publish-subscribe messaging for mash-ups.
Learn more at http://www.pagebus.org