configures the behavior of the drag_timeline extension
gantt.config.drag_timeline = {
ignore:".gantt_task_line, .gantt_task_link",
useKey: false
};
This option is defined in the drag_timeline extension, so you need to activate the drag_timeline plugin.
The config value can be either an object or null value, null value disables the extension.
gantt.config.drag_timeline = null;// disables the extension
The drag_timeline object includes two properties:
gantt.config.drag_timeline = {
ignore:".gantt_task_line, .gantt_task_link",
useKey: false
};