Actions and events

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Actions and events

The following section describes the possible actions and events for the widget.

Actions

Name

Description

Arguments

SetMaxZoomLevel

Defines a maximum value for the zoom factor.

maxZoomLevel: UInteger

SetMinZoomLevel

Defines a minimum value for the zoom factor.

minZoomLevel: UInteger

ZoomIn

Displays the current drawing area zoomed in by 20%.

 

ZoomOut

Displays the current drawing area zoomed out by 20%.

 

ZoomReset

Rests the zoom for the characters to the standard view.

 

InsertAfterSelected

Adds a step after the selected step in widget "SequencerEditArea".

type: StepItemSource

InsertBeforeSelected

Adds a step before the selected step in widget "SequencerEditArea".

type: StepItemSource

InsertParallelToSelected

Adds a step parallel to the selected step in widget "SequencerEditArea".

type: StepItemSource

InsertOpenEndParallelToSelected

Adds a step parallel to the selected step in widget "SequencerEditArea". The end of the step is open.

type: StepItemSource

RemoveSelected

Deletes the selected step in widget "SequencerEditArea".

 

ReplaceSelected

Replaces the selected step in widget "SequencerEditArea".

type: StepItemSource

CreateMacro

Creates a macro for the selected step.

name: String

ResolveMacro

Dissolves a macro back into its parts. The individual steps will become visible.

 

SetVisible

Controls the visibility of the widget.

value: Boolean

Visible if the value is true. Otherwise, invisible.

SetEnable

Controls the usability of the widget.

value: Boolean

Enabled if the value is true. Otherwise, disabled.

SetStyle

Sets a predefined style for the widget.

value: StyleReference

ShowTooltip

Mode "Tooltip" can be enabled using this action. When enabled, a tooltip indicator appears inside the widget. For this, a text must be configured in property "Tooltip". This text is displayed when the indicator is selected. Any other operation of a widget terminates mode "Tooltip".

 

Focus

Sets the focus to the widget when keyboard operation is enabled.

 

Table: Actions

Events

Name

Description

Arguments

Click

Triggered when clicking on the widget.

origin: String

"origin" contains the ID of the widget that triggers the click event.

horizontalPos: String

horizontalPos contains the horizontal position of event "Click" in pixels (e.g. 10px starting from the viewport).

verticalPos: String

verticalPos contains the vertical position of the click event in pixels (e.g. 10px starting from viewport).

DisabledClick

Triggered when clicking on the disabled widget.

origin: String

"origin" contains the ID of the widget that triggers the click event.

hasPermission: Boolean

"hasPermission" defines whether the current user has the necessary rights to access it.

horizontalPos: String

horizontalPos contains the horizontal position of the DisabledClick event in pixels (e.g. 10px starting from viewport).

verticalPos: String

verticalPos contains the vertical position of the DisabledClick event in pixels (e.g. 10px starting from viewport).

EnableChanged

Triggered when the usability of the widget is changed. This can be changed using various options:

1) Using property enable (binding or via widget action SetEnable)

2) Using property permissionOperate

3) Using usability properties (enable, permissionOperate, OPC UA variable) of the surrounding container widget

4) Using a bound OPC UA variable with write permissions that have been changed.

value: Boolean

"value" defines the usability of the widget. If true is returned, the widget can be used; if false, it cannot be used.

VisibleChanged

Triggers when the visibility of the widget is changed. This can be changed using various options:

1) Using property visible (binding or via widget action SetVisible)

2) Using property permissionView

3) Using the visibility properties (visible, permissionView) of the surrounding container widget

value: Boolean

"value" defines the visibility of the widget. If true is returned, the widget is displayed; if false, it is not displayed.

SelectedStepItemChanged

Triggered as soon as the selecting in the sequence changes.

stepSelected: Boolean

Specifies whether a step is selected

SequenceChanged

Triggered as soon as a step or macro in the sequence is added or deleted.

successful: Boolean

Specifies whether the sequence was modified successfully (true) or not (false)

RelocateStepItemChanged

Triggered as soon as a step has been placed using drag-and-drop

stepRelocate: Boolean

Specifies whether a step is moved in the sequence.

FocusIn

Triggered when a widget gets the focus.

 

FocusOut

Triggered when a widget loses focus.

 

Table: Events