pascalSCADA OPM: HMITrackBar: Class THMITrackBar

From Pascal SCADA OPM

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Class THMITrackBar

Fields

Unit

Declaration

type THMITrackBar = class(TTrackBar, IHMIInterface)

Description

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

:

Hierarchy

TTrackBar
THMITrackBar

Overview

Methods

	`procedure KeyUp(var Key: Word; Shift: TShiftState); override;`
	`procedure MouseUp(Button: TMouseButton; Shift: TShiftState; X, Y: LongInt); override;`
	`procedure DoChange(var msg); message LM_CHANGED;`

Properties

	`property PLCTag: TPLCTag read FTag write SetHMITag;`
	`property Position: LongInt read GetPosition;`
	`property Modified: Boolean read FModified;`
	`property SecurityCode: UTF8String read FSecurityCode write SetSecurityCode;`
	`property AfterSendValueToTag: TAfterSendNumericValueToTagEvent read FAfterSendValueToTag write FAfterSendValueToTag;`
	`property BeforeSendAValueToTag: TBeforeSendNumericValueToTagEvent read FBeforeSendValueToTag write FBeforeSendValueToTag;`

Description

Methods

	`procedure KeyUp(var Key: Word; Shift: TShiftState); override;`

	`procedure MouseUp(Button: TMouseButton; Shift: TShiftState; X, Y: LongInt); override;`

	`procedure DoChange(var msg); message LM_CHANGED;`

Properties

property PLCTag: TPLCTag read FTag 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

	`property Position: LongInt read GetPosition;`
: Tells the current position.

	`property Modified: Boolean read FModified;`
: Tells if the control has been modified.

	`property SecurityCode: UTF8String read FSecurityCode write SetSecurityCode;`
: Security code that allows access to control.

	`property AfterSendValueToTag: TAfterSendNumericValueToTagEvent read FAfterSendValueToTag write FAfterSendValueToTag;`
: Event triggered when the HMIEdit sent a value to linked tag.

	`property BeforeSendAValueToTag: TBeforeSendNumericValueToTagEvent read FBeforeSendValueToTag write FBeforeSendValueToTag;`
: Event triggered before HMIEdit send a value to linked tag.

Author

Fabio Luis Girardi <fabio@pascalscada.com>

Generated by PasDoc 0.14.0.

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