[Users] Opacity Slider in layer tree as context menu

[Andreas Hocevar]

Hi,

look at http://dev.geoext.org/trunk/geoext/examples/tree-legend.html and replace the gx_wmslegend with a gx_opacityslider.

Andreas.

On Nov 4, 2011, at 08:40 , <Peter.Jehle at tba.llv.li> wrote:

> Hi all
> 
> I know that there has been a discussion about opacity slider in the layer tree. 
> I found a thread with a code example for the layertreebuilder ux of Alexandre Dube and an contextmenu plugin.
> But know, this example seems to work with a treepanel constructor.
> Since i use the  LayerContainer constructor of geoext and not a treepanel constructor, I have no idea about how to bind the plugin to the code
> Here's the code , I use:
> 
>   var overlay = new GeoExt.tree.LayerContainer({
>      text : 'themes',
>      leaf : false,
>      expanded : true,
> 
> //      contextmenu: [ new GeoExt.tree.ContextMenuPlugin({ 
> // 	                  sliderOptions: {aggressive: true}
> // 	        })],   
> 
>      loader : {
>         filter : function(record) {
>            var  isOK = false;
>            if ( ! record.get("layer").isBaseLayer &&  (record.get("layer").name.indexOf("suchen") == - 1) ) {
>               isOK = true;
>            }
>             return isOK;
>         }
>      }
>   }
>   );
> 
> 
> Is there any simple example on how to use the layer opacity slider in the layer tree?
> There's also on ticket #209 in geoext. Is this component already in the pipeline?
> 
> Regard's and thanks for any help
> 
> Peter
> 
> 
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-- 
Andreas Hocevar
OpenGeo - http://opengeo.org/
Expert service straight from the developers.