IsDrillable property: Gantt class

Description

The IsDrillable property is used with the task bars as well as the task dependency lines in the chart section of a Gantt chart. Where the user is directed depends on whether a URL is provided or not, as detailed in this table:

User Action	If URL is not provided:	If URL is provided:
Clicks a task bar.	FieldChange event is associated with the field that is set with SetTaskDrill.	Redirects to URL provided by field identified using the SetTaskBarURL method.
Clicks a task dependency line.	FieldChange event is associated with the Child ID field in the Task Dependency table.	Redirects to URL provided by field identified using the SetTaskDependencyURL method.

This property takes a Boolean value: True if the end-user can click the chart to initiate an action, and False otherwise.

The default value for this property is False.

This property is read/write.