TTMSFNCTabSet.OnBeforeReorderTab Event
Occurs before tabs are reordered and allows the reorder operation to be cancelled.
API unit family: TMSFNCTabSet
Declaring type: TTMSFNCTabSet
Inherited from: TTMSFNCCustomTabSet
Syntax
OnBeforeReorderTab: TTMSFNCTabSetBeforeReorderTabEvent;
__property TTMSFNCTabSetBeforeReorderTabEvent OnBeforeReorderTab = {read=FOnBeforeReorderTab, write=FOnBeforeReorderTab};
Parameters
| Name | Description |
|---|---|
Sender |
Object that triggered the event. |
ACurrentTabIndex |
Zero-based index of the tab being moved. |
ANewTabIndex |
Zero-based destination index. |
ACanReorder |
Set to False to cancel the reorder operation. |