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Eclipse GEF Tutorial: Secondary layout for multiple children of a PolylineConnection with ConnectionLocator and RelativeLocator

In an Eclipse GEF editor I am developing, PolylineConnections can have multiple children (of a type extending org.eclipse.draw2d.Label). I’ve wanted them to be located at ConnectionLocator.MIDDLE, but they should also have a secondary layout, similar to ToolbarLayout (i.e., ordered in

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Posted in Draw2D, Eclipse RCP, GEF: Eclipse Graphical Editing Framework, Tutorial

Dynamically calculating the position constraints for a figure in a GEF editor layout in relation to another figure

I’ve worked on the implementation of a GEF editor for an EMF-based model, using both the GEF book and vainolo‘s great GEF tutorials. The model consists of several types of nodes and connections, with different layout requirements for the display

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Posted in Draw2D, GEF: Eclipse Graphical Editing Framework, Tutorial

How to refresh model source/target connection “children” of GEF NodeEditParts

I am currently developing a GEF-based editor for an EMF-based model with the help of the GEF Book, and vainolo’s incredibly helpful blog posts. I had implemented connection creation, following vainolo’s post about connections, but in my editor, the added

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Posted in Eclipse RCP, GEF: Eclipse Graphical Editing Framework
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