Class VisualStateBehavior

Inheritance

System.Object

VisualStateBehavior

ControlBehavior

Namespace: Syncfusion.Windows.Controls

Assembly: Syncfusion.Shared.WPF.dll

Syntax

public abstract class VisualStateBehavior : Object

Constructors

VisualStateBehavior()

Declaration

protected VisualStateBehavior()

Fields

VisualStateBehaviorProperty

The attached DependencyProperty for VisualStateBehavior.

Declaration

public static readonly DependencyProperty VisualStateBehaviorProperty

Field Value

Type
System.Windows.DependencyProperty

Properties

TargetType

Specifies the Type of the Control that this behavior targets.

Declaration

protected abstract Type TargetType { get; }

Property Value

Type
System.Type

Methods

AddValueChanged(DependencyProperty, Type, Object, EventHandler)

Attaches an event handler to be called when a property changes.

Declaration

protected static bool AddValueChanged(DependencyProperty dp, Type targetType, object instance, EventHandler handler)

Parameters

Type	Name	Description
System.Windows.DependencyProperty	dp	When this DependencyProperty changes on the instance, the handler will be called.
System.Type	targetType	The target type of the property or the instance if it is an attached property.
System.Object	instance	The instance of the object.
System.EventHandler	handler	The handler to call.

Returns

Type	Description
System.Boolean	true if the handler was attached, false otherwise.

GetVisualStateBehavior(DependencyObject)

Returns the value of the VisualStateBehavior attached property.

Declaration

public static VisualStateBehavior GetVisualStateBehavior(DependencyObject obj)

Parameters

Type	Name	Description
System.Windows.DependencyObject	obj

Returns

Type
VisualStateBehavior

OnAttach(Control)

Attach to the appropriate events on the instance of the control in order to update the state correctly.

Declaration

protected abstract void OnAttach(Control control)

Parameters

Type	Name	Description
System.Windows.Controls.Control	control	An instance of the control.

OnDetach(Control)

Detach to the appropriate events on the instance of the control in order to not leak memory.

Declaration

protected abstract void OnDetach(Control control)

Parameters

Type	Name	Description
System.Windows.Controls.Control	control	An instance of the control.

RegisterBehavior(VisualStateBehavior)

Applies the specified behavior to all instances of the target control type.

Declaration

public static void RegisterBehavior(VisualStateBehavior behavior)

Parameters

Type	Name	Description
VisualStateBehavior	behavior	The behavior being registered.

RemoveValueChanged(DependencyProperty, Type, Object, EventHandler)

Declaration

protected static bool RemoveValueChanged(DependencyProperty dp, Type targetType, object instance, EventHandler handler)

Parameters

Type	Name	Description
System.Windows.DependencyProperty	dp
System.Type	targetType
System.Object	instance
System.EventHandler	handler

Returns

Type
System.Boolean

SetVisualStateBehavior(DependencyObject, VisualStateBehavior)

Sets the value of the VisualStateBehavior attached property. Setting the value will attach the behavior to the instance of the control.

Declaration

public static void SetVisualStateBehavior(DependencyObject obj, VisualStateBehavior value)

Parameters

Type	Name	Description
System.Windows.DependencyObject	obj
VisualStateBehavior	value

UpdateState(Control, Boolean)

Called to update the control's visual state.

Declaration

protected abstract void UpdateState(Control control, bool useTransitions)

Parameters

Type	Name	Description
System.Windows.Controls.Control	control	The instance of the control being updated.
System.Boolean	useTransitions	Whether to use transitions or not.

UpdateStateHandler(Object, EventArgs)

Declaration

protected abstract void UpdateStateHandler(object o, EventArgs e)

Parameters

Type	Name	Description
System.Object	o
System.EventArgs	e