I don't believe FilterNode is designed for filtering that changes much the hierarchy structure.
I recommend reading about http://bits.netbeans.org/8.1/javadoc/org-netbeans-spi-viewmodel/org/netbeans/spi/viewmodel/package-summary.html#package_description which is more generic but should allow you easily to redesign the hierarchy. --emi ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐ On 24 July 2018 1:52 PM, Andreas Sewe <s...@cqse.eu> wrote: > Hi NetBeans users, > > I need some advice on Explorer Views and Nodes, in particular > FilteredNode. Abstractly, my scenario is the following: > > The data model is a simple collection of beans with with properties > "key", "left", and "right", represented as a tree of Nodes (dummy root > Node with BeanNode children). Now, in a TopComponent I want to show > two explorer views: The left-hand explorer view should be an > OutlineView showing all Nodes whose "left" property is non-null, the > right-hand explorer view should show all Nodes whose "right" property is > non-null. > > In crude ASCII art: > > Key | Left Key | Right > a | 1 a | 3 > b | 2 c | 4 > > So, Nodes can show up in both views (like the one with key "a"), but > that need not be the case ("b", "c"). > > I imagine that my TopComponent will be an ExplorerManager.Provider for > the unfiltered view. Then the two OutlineViews will need > ExplorerManagers of their own, having some kind of FilteredNode as their > root node. Is this the correct way to think about this issue? And if so, > how would one publish the selected Node (which may or may not be shown > in both views, in the global lookup? > > Any pointers are greatly appreciated. (And, no, merging the two views > into one is not an option; the actual UI is more complex than the above > sketch.) > > Best wishes, > > Andreas > > ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > Dr. Andreas Sewe | s...@cqse.eu | +49 152 56342856 > CQSE GmbH | Lichtenbergstrasse 8 | 85748 Garching | www.cqse.eu > Amtsgericht Muenchen | HRB 177678 | GF: F. Deissenboeck, M. Feilkas --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@netbeans.apache.org For additional commands, e-mail: users-h...@netbeans.apache.org For further information about the NetBeans mailing lists, visit: https://cwiki.apache.org/confluence/display/NETBEANS/Mailing+lists
