On 16 Mai, 15:20, googelybear <[email protected]> wrote:
> I think I finally got to the bottom of this. The strange behavior with
> charts not being shown is related to the GXT framework's (which I'm
> using for my widgets) lazy rendering policy: The DOM of a widget is
> not created on constructor call (as in the regular gwt widgets) but
> lazily when the widget get's "attached" (it is connected to the root
> panel via it's parent containers).
> In my case I created the visualization and added it to it's parent
> container, which was not attached yet, therefore the javascript behind
> the scenes magic of the visualization could not manipulate the DOM and
> nothing gets displayed.
>
> Summary: Whenever you use a visualization in a GXT[1] application make
> sure that the container for the visualization is attached before
> creating the visualization.
>
> [1]http://extjs.com/products/gxt/
>
> On 6 Mai, 12:15, googelybear <[email protected]> wrote:
>
> > I just found what the problem is: As soon as you call layout() on the
> > container that holds multiple charts, the existing charts will
> > disappear and only the one just added is shown. If you add() multiple
> > charts and call layout() after adding them all ALL OF THEM are
> > displayed.
> > I'll post a code sample later on.
>
> > On 6 Mai, 10:45, VizBoy <[email protected]> wrote:
>
> > > Can you send us some code samples so we can have a look?
>
> > > - VizBoy.
>
> > > On Tue, May 5, 2009 at 12:42 AM, googelybear <[email protected]>
> > > wrote:
>
> > > > Hi,
>
> > > > I am unable to display multiple bar graphs on the same page in
> > > > Firefox. When the screen gets rendered it looks very funny: The first
> > > > bargraph gets displayed, then disappears, the second bargraph gets
> > > > rendered, then disappears also, etc. until the last bargraph is
> > > > renderd which then remains visible (the others remain hidden).
> > > > Inspection with firebug show the iframe that gets generated is empty
> > > > (empty body tag).
> > > > This problem only occurs in Firefox - it works fine in IE7.
> > > > I'm using the latest visualizations (1.0.1) and gwt 1.6.
>
> > > > any ideas what goes wrong here?
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