BeforeTooltipRenderEventArgsData

16 Mar 20262 minutes to read

Extends IGanttData and PredecessorTooltip to provide data for the BeforeTooltipRenderEventArgs interface.

Properties

childRecords IGanttData[]

Represents the child records of the task, which include its subtasks or hierarchical breakdown within the Gantt chart structure.

expanded boolean

Indicates whether the task is expanded in the Gantt chart view.

fromId string

Represents the ID of the predecessor’s source task.

fromName string

Specifies the name of the predecessor’s source task.

ganttProperties ITaskData

Contains internal properties used for Gantt chart calculations and rendering.

hasChildRecords boolean

Indicates whether the task has child records (subtasks) within its hierarchy.

index number

Specifies the index position of the task in the data collection.

indicators IIndicator[]

Represents the indicator values associated with the task (e.g., milestones, custom markers).

isCritical boolean

Indicates whether the task lies on the critical path.

isDelete boolean

Indicates whether the task is marked for deletion.

level number

Specifies the hierarchical level of the task within the Gantt chart structure (e.g., 0 for root tasks, 1 for subtasks).

linkText string

Defines the display text for the link type.

linkType string

Indicates the type of link between tasks (e.g., ‘Finish-to-Start’, ‘Start-to-Start’).

offset number

Represents the offset value applied to the predecessor link.

offsetString string

Contains the formatted offset value as a string.

offsetUnit string

Specifies the unit of the offset (e.g., days, hours).

parentItem IParent

Represents the direct parent item of the task.

parentUniqueID string

Specifies the unique identifier of the parent task, used to maintain hierarchy.

slack string|number

Specifies the slack value for a critical path task, representing the amount of time the task can be delayed without affecting the overall project completion date.

taskData Object

Represents the original data provided in the data source.

toId string

Represents the ID of the predecessor’s target task.

toName string

Specifies the name of the predecessor’s target task.

uniqueID string

Specifies the unique identifier of the task.