Regarding the Drag and drop functionality, as suggested in the Drag&Drop on Gantt
forum thread, I would recommend using the Draggable and DropTarget UI Widgets
. To achieve the desired functionality you should use the approach used in the Move Items between Lists
As for the second requirement, I am afraid that it could not be accomplished directly with any currently available widget. What we could suggest is to try positioning the pins based on the left and right position of the task's div element. Here are some resources you might find helpful during the implementation:
Telerik by Progress
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