ITGIS_Viewer.BusyPrepare method

Prepare BusyEvent for a long-running operation.

Available also on: Delphi | .NET | Java | Python.

Syntax

// C#
public void BusyPrepare(
  ITBaseObject _sender,
  WideString _text
);

' VisualBasic
Public Sub BusyPrepare(
  ByVal _sender As ITBaseObject,
  ByVal _text As WideString
)

// Oxygene
public
  procedure BusyPrepare(
    _sender : ITBaseObject;
    _text : WideString
  );

Name	Type	Description
_sender	ITBaseObject	component causing the long-running operation
_text	WideString	text assigned to BusyText; predefined GIS_BUSY_NOEVENTS and GIS_BUSY_NOHOURGLASS can be used to define a silent busy state; in such a state BusyEvent is not called and, for GIS_BUSY_NOHOURGLASS, the hourglass is not shown and interrupt checks are disabled

Do not use directly during OnPaint. Must be paired with BusyRelease. The current state can be checked using the IsBusy property.