System.Sensors.TCustomLocationSensor.OnLocationChanged
Delphi
property OnLocationChanged: TLocationChangedEvent read FOnLocationChanged write FOnLocationChanged;
C++
__property TLocationChangedEvent OnLocationChanged = {read=FOnLocationChanged, write=FOnLocationChanged};
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
event | public | System.Sensors.pas System.Sensors.hpp |
System.Sensors | TCustomLocationSensor |
Description
Occurs when the location of the device running your application changes.
This event provides the following arguments to its event handler:
Sender
is the current instance of the location sensor.OldLocation
is the location of the device prior to the location change.NewLocation
is the current location of the device.
The LocationChange and Distance properties determine how significant location changes must be to trigger this event.