BindableItem Class

Base class for any bindable item. Most common are the CustomProperties, but also specialised bindable properties such as Conveyor.IsMotorOn or PhotoEye.IsBlocked, etc.

Inheritance Hierarchy

SystemObject
  SystemEventArgs
    System.ComponentModelPropertyChangedEventArgs
      Demo3D.VisualsBindableItem
        Demo3D.UtilitiesCustomProperty
        Demo3D.VisualsBindableItemT

Namespace: Demo3D.Visuals
Assembly: Demo3D.Core (in Demo3D.Core.dll) Version: 18.03.00

Syntax

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[TypeConverterAttribute(typeof(ExpandableObjectConverter))]
public class BindableItem : PropertyChangedEventArgs, 
	ICloneable, IOwnedByVisual, IBrowseItem, IAddress, IEquatable<IAddress>, 
	IConnectionPoint

The BindableItem type exposes the following members.

Properties

	Name	Description
	AllowedAccess	Returns the allowed access for external IO on this item.
	BindingInterface	Gets/sets if the bindable item has a declared binding interface. Normally, aspects manage the BAPI themselves.
	DefaultAccess	Returns the default access for external IO on this item.
	Expression	Returns the full expression of the item. Includes the full name of the associated visual and the binding name.
	HasBindingInterface	Returns true if the bindable item has a declared binding interface.
	IOControl	Gets or sets a property to control how individual updates to this item are presented externally.
	IsBindingInterface	Declares a bindable item as part of the binding interface for a component. Yes: Bindable item is definitely part of the API. Maybe: Bindable item may be part of the API. No: Bindable item is definitely not part of the API.
	IsBound	Returns true if this item is bound to a server item in the TagBrowser.
	Type	The declared .Net type of the item.
	Value	Gets or sets the value of the item.

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Methods

	Name	Description
	Clone	Creates a new BindableItem that is a copy of this item.
	Equals
	Force	Force the value.
	SetValueT	Sets the value of the item.
	ToString	(Overrides ObjectToString.)
	UnForce	Unforce the value.
	UnforcedValueAsT	Cast the UnforcedValue to a specific type if necessary.
	UnforcedValueIsT	Test whether the UnforcedValue is of the given type.
	ValueAsT	Cast the value to a specific type if necessary.
	ValueIsT	Test whether the Value is of the given type.

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Events

	Name	Description
	ExpressionChanged	Occurs when the Expression changes. For example if the associated visual's name changes.
	UnforcedValueChanged	Occurs when the unforced value of the item changes.
	ValueChanged	Occurs when the value of the item changes.

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Extension Methods

	Name	Description
	AssociatedServerItem	Gets one ServerItem corresponding to a browseItem. (Defined by BrowseItemExtensions.)
	FindChild	Finds a child item with the given name. (Defined by BrowseItemExtensions.)
	FullName	Returns the full (usually dot separated) name. (Defined by BrowseItemExtensions.)
	IOSymbol	Returns the CIP IOSymbol for a symbol table browseItem. (Defined by IOSymbolExtensions.)
	IsAllLoaded	Gets a value indicating whether all items from the browseItem have been loaded. (Defined by BrowseItemExtensions.)
	IsAnyLoadable	Gets a value indicating whether any item, or sub-items, can be loaded. (Defined by BrowseItemExtensions.)
	IsAnyLoaded	Gets a value indicating whether any items from the branch have been loaded. (Defined by BrowseItemExtensions.)
	IsBound	True if the specified serverItem and bindableItem are bound by some expression. (Defined by CTScript.)
	PLCSymbol	Returns the CIP PLCSymbol for a symbol table browseItem. (Defined by PLCSymbolExtensions.)
	RemoveBindings	Remove existing bindings and server items for bindable item. (Defined by CTScript.)
	SiblingServerItems	Gets all sibling server items belonging to this browseItem. (Defined by BrowseItemExtensions.)
	TreatAsItem	Gets a value indicating whether this branch should be treated as an item. (Defined by BrowseItemExtensions.)

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Reference

Demo3D.Visuals Namespace