pascalSCADA OPM: PLCStructElement: Class TPLCStructItem

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Class TPLCStructItem

Fields

Unit

PLCStructElement

Declaration

type TPLCStructItem = class(TPLCBlockElement, ITagInterface, ITagNumeric)

Description

TPLCStructItem

Hierarchy

Overview

Methods

	`procedure SetBlock(blk:TPLCStruct);`
	`function GetValueRaw: Double; override;`
	`procedure SetValueRaw(aValue: Double); override;`
	`procedure SetIndex(i: Cardinal); override;`
	`procedure SetTagType(newType: TTagType); override;`
	`procedure TagChangeCallback(Sender:TObject); override;`
	`procedure RemoveTagCallBack(Sender:TObject); override;`
	`procedure UpdateTagSizeOnProtocol; override;`

Properties

	`property TagType;`
	`property SwapBytes;`
	`property SwapWords;`
	`property SwapDWords;`
	`property PLCBlock: TPLCStruct read PBlock write SetBlock;`

Description

Methods

	`procedure SetBlock(blk:TPLCStruct);`

function GetValueRaw: Double; override;

:

See also

TPLCTag.GetValueRaw

procedure SetValueRaw(aValue: Double); override;

:

See also

TPLCNumber.SetValueRaw

procedure SetIndex(i: Cardinal); override;

:

See also

TPLCBlockElement.SetIndex

procedure SetTagType(newType: TTagType); override;

:

See also

TPLCTag.SetTagType

	`procedure TagChangeCallback(Sender:TObject); override;`
IHMITagInterface

	`procedure RemoveTagCallBack(Sender:TObject); override;`

	`procedure UpdateTagSizeOnProtocol; override;`

Properties

property TagType;

: ;

See also

TPLCTag.TagType

property SwapBytes;

: ;

See also

TPLCTag.SwapBytes

property SwapWords;

: ;

See also

TPLCTag.SwapWords

property SwapDWords;

:

See also

TPLCTag.SwapDWords

	`property PLCBlock: TPLCStruct read PBlock write SetBlock;`
: Structure tag which the item belongs.

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