FMX.StdCtrls.TCustomTrack.Tracking
Delphi
property Tracking: Boolean read FTracking write FTracking default True;
C++
__property bool Tracking = {read=FTracking, write=FTracking, default=1};
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
property | public | FMX.StdCtrls.pas FMX.StdCtrls.hpp |
FMX.StdCtrls | TCustomTrack |
Description
Indicates whether thumb tracking is active or not. The default value of Tracking is True
.
The following table shows how the value of Tracking impacts the behavior of a track bar and the related events:
Tracking | Scenario | Behaviour | Events fired | IsTracking |
---|---|---|---|---|
|
Press an arrow key on the keyboard. |
The Thumb moves for one "step". |
| |
|
The Thumb moves as much as you move it. |
For each "step" of the movement: |
| |
|
The Thumb moves as much as you move it. |
For each step of the movement: After you release the Thumb |
| |
|
Click anywhere on the track bar (excluding the Thumb). |
The Thumb moves for one "step". |
| |
|
Click anywhere on the track bar (excluding the Thumb). |
The Thumb moves to the position where you click. |
| |
|
Hold the |
The Thumb moves to the position where you click. |
|