FMX.Objects.TSelection.OnTrack
Delphi
property OnTrack: TNotifyEvent read FOnTrack write FOnTrack;
C++
__property System::Classes::TNotifyEvent OnTrack = {read=FOnTrack, write=FOnTrack};
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| event | published | FMX.Objects.pas FMX.Objects.hpp |
FMX.Objects | TSelection |
Description
The event handler of the OnTrack event is called cyclically from the MouseMove method while the TSelection object is in the process of moving or resizing.
Write a custom OnTrack event handler to perform a specific action when TSelection is in the process of moving or resizing.