Skip to main content

DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

Take the survey Not interested

TdxGanttControlChartView.OnPercentCompleteStartChange Event

In This Article

Allows you to cancel a drag-and-drop operation that is about to change a task‘s progress in the chart.

#Declaration

Delphi
property OnPercentCompleteStartChange: TdxGanttControlTaskPercentCompleteStartChangeEvent read; write;

#Remarks

This event occurs when a user hovers the mouse pointer over the task’s bar and attempts to move it to change its progress percentage.

The OnPercentCompleteStartChange event has no effect if the ShowTaskProgress property value is False.

Refer to the TdxGanttControlTaskPercentCompleteStartChangeEvent procedural type description for details.

Note

The following events are not fired if you pass False as the OnPercentCompleteStartChange event’s AAllow parameter:

See Also