api:dk11:activex:tatukgis_xdk11.itgis_viewerwnd.busyprepare_itbaseobject_widestring
Table of Contents
ITGIS_ViewerWnd.BusyPrepare method
DK11 for ActiveX | TatukGIS_XDK11.ITGIS_ViewerWnd.BusyPrepare | Methods | Properties
Prepare BusyEvent for long-term operation.
Available also on: Delphi FMX | .NET WinForms | 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 );
Parameters
| Name | Type | Description |
|---|---|---|
| _sender | ITBaseObject | component which is causing long-term operations |
| _text | WideString | text to appear in a BusyText property; predefined GIS_BUSY_NOEVENTS and GIS_BUSY_NOHOURGLASS could be used to define "silent" busy state; in such state BusyEvent will not be called and, in a case of GIS_BUSY_NOHOURGLASS, hourglass will not be displayed and check for interrupt as well. |
Remarks
Do not use during OnPaint event directly. Must be paired with BusyRelease. The actual state can be obtained from IsBusy property.
2022/11/16 01:12