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api:dk11:delphi:gislayervector.tgis_layervector.cursoropen_void

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TGIS_LayerVector.cursorOpen method

DK11 for Delphi | GisLayerVector.TGIS_LayerVector.cursorOpen | Constructors | Fields | Methods | Properties | Events

Allocate new cursor. Cursor should be closes by calling cursorClose().

Available also on: .NET | Java.

Syntax

// Delphi
protected
  function cursorOpen : Integer; virtual;
// C++ Builder
protected:
  virtual int cursorOpen(void);

Result

Type Description
Integer Cursor number.

Remarks

Override this method in inherited class to provide your own layer traversing method.
Cursor number 0 is reserved for internal operation and will be used by deprecated FindFirst..FindNext. Cursor number 0 will be allocated upon layer creation.

2019/02/08 01:16