User Tools

Site Tools


api:dk11:activex:tatukgis_xdk11.itgis_shape.getfieldex_4_widestring_integer_wordbool

Table of Contents

ITGIS_Shape.GetFieldEx_4 method

DK11 for ActiveX | TatukGIS_XDK11.ITGIS_Shape.GetFieldEx_4 | Methods | Properties

Retrieving data from associated data table.

Available also on: Delphi | .NET | Java.

Syntax

// C#
public OleVariant GetFieldEx_4(
  WideString _name,
  int _cursor,
  WordBool _rule
);
' VisualBasic
Public Function GetFieldEx_4(
  ByVal _name As WideString,
  ByVal _cursor As Integer,
  ByVal _rule As WordBool
) As OleVariant
// Oxygene
public
  function GetFieldEx_4(
    _name : WideString;
    _cursor : Integer;
    _rule : WordBool
  ) : OleVariant;

Parameters

Name Type Description
_name WideString field name
_cursor int
Integer
cursor index
_rule WordBool True if filed rule should be expanded (like alias matching)

Result

Type Description
OleVariant Field value. If field value is Null then function will return Null default value. GetField will return a default value instead.

Remarks

by providing empty field the join (if any exists) will be resynchronize
See TGIS_LayerVector.DrawLabel for example.

2020/05/07 01:04

Page Tools