The Collapse / Expand demo utilizes the JointJS+ TreeLayout while providing the user with ability to collapse and expand branches.
Demo instructions
Click on an element button to expand and collapse its child items. The Toolbar contains controls to zoom the diagram, and to export the diagram as a PNG.
Only available with the JointJS+ commercial license in the apps/ directory of your package. Don't have a license yet? Start a trial and use the source code of all our demos for free, with no strings attached, for 30 days.
We equip developers with all the plugins they need to save time and focus their energy elsewhere such as TreeLayout, PaperScroller, Toolbar, and Raster.