pascalSCADA OPM: HMIScrollBar: Class THMIScrollBar

Pascal SCADA OPM

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Class THMIScrollBar

Description
Hierarchy
Fields
Methods
Properties

Unit

HMIScrollBar

Declaration

type THMIScrollBar = class(TScrollBar, IHMIInterface)

Description

: Class of ScrollBar control to read/write values in numeric tags.

Hierarchy

  • TScrollBar
  • THMIScrollBar

Overview

Methods

Protected procedure MouseUp(Button: TMouseButton; Shift: TShiftState; X, Y: LongInt); override;
Public procedure RefreshScrollBar(Data: PtrInt);

Properties

Published property PLCTag: TPLCTag read GetHMITag write SetHMITag;
Published property UpdateOnMove: Boolean read FUpdateOnMove write FUpdateOnMove default false;
Published property SecurityCode: UTF8String read FSecurityCode write SetSecurityCode;

Description

Methods

Protected procedure MouseUp(Button: TMouseButton; Shift: TShiftState; X, Y: LongInt); override;
 
Public procedure RefreshScrollBar(Data: PtrInt);
 

Properties

Published property PLCTag: TPLCTag read GetHMITag write SetHMITag;

: Numeric tag that will be linked with the control.

See also
TPLCTag
Base class of a communication tag.
TPLCTagNumber
Single numeric tag with communication.
TPLCBlockElement
TPLCStructItem
Published property UpdateOnMove: Boolean read FUpdateOnMove write FUpdateOnMove default false;

: If True, write its value while the scroll is being moved. If False write its value only when the scroll is released.

Published property SecurityCode: UTF8String read FSecurityCode write SetSecurityCode;

: Security code that allows access to control.

Author

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