JavaScript/jQuery Gantt - contextMenu
items[]
The context menu contains a set of default commands: 'addTask', 'taskDetails', and 'deleteTask'. Use the contextMenu property to recreate the context menu items.
To add a predefined item to the context menu, add its name and optional settings (for example, 'visible', 'text', and 'icon') to the items collection.
Custom Items
To add a custom context menu item, specify its text and optional settings (for example, name or category). Use the customCommand event to handle clicks on custom context menu items.
Result: