If you can create a simple test application it would be great if you can log this as a Jira issue so that we can take a proper look into this for you.
Thanks, -- Jonathan On Wednesday, 12 February 2014 5:50:15 a.m., John Hendrikx wrote: > From an earlier posting on this list, I came to understand that in > JavaFX 8 it is no longer allowed to modify the children list in > layoutChildren, and that such modifications may need to be moved to > the computerPref* methods. > > However, I get a different odd issue, and I'm wondering exactly what > is allowed and what isn't when it comes to layout (any documentation > on this?) > > What's happening is the following: > > I got a (subclass of) BorderPane, at the top I have a tab-like control > (let's call it a FilterControl). At the center I got a TreeView. > > When the BorderPane gets laid out, I set up the content for both the > TreeView and the FilterControl. I do this in layoutChildren or in > computerPref* of the BorderPane -- it makes no difference. Setting up > the content for the FilterControl involves changing its children > list. The TreeView probably will do the same (adding/removing Cells > as needed). > > Now, I'm seeing layout issues. The BorderPane for example is often > putting the TreeView right on top of the FilterControl (stuff is > transparent, so I can see it). With other attempts, the FilterControl > is not visible at all (zero height). Forcing an update (by changing > focus) usually clears up the issue and the FilterControl will take its > rightful spot and force the TreeView to be a little less high. > > I'm thinking this is somekind of issue with layout and that I'm > approaching this wrong causing the layout problems. However, I don't > quite understand what I'm possibly doing wrong -- modifying the > children of the Top node of the BorderPane during BorderPane's own > computePref/layoutChildren call should be perfectly fine right? > > Any help appreciated! > > --John >
