IUIAnimationVariableChangeHandler2 interface

Defines a method for handling animation variable update events. IUIAnimationVariableChangeHandler2 handles events that occur in a specified dimension.

When to implement

Client applications implement an IUIAnimationVariableChangeHandler2 handler to receive notifications when the value of an animation variable changes in a specified dimension.

When to use

To set this handler for an animation variable in a specified dimension, use the IUIAnimationVariable2::SetVariableChangeHandler method.

Members

The IUIAnimationVariableChangeHandler2 interface inherits from the IUnknown interface. IUIAnimationVariableChangeHandler2 also has these types of members:

Methods

The IUIAnimationVariableChangeHandler2 interface has these methods.

MethodDescription
OnValueChanged

Handles events that occur when the value of an animation variable changes in the specified dimension.

 

Remarks

The OnValueChanged method receives animation variable value updates as DOUBLE values. To receive value updates as INT32 values, use the IUIAnimationVariableIntegerChangeHandler2::OnIntegerValueChanged method.

Requirements

Minimum supported client

Windows 8, Windows 7 and Platform Update for Windows 7 [desktop apps | Windows Store apps]

Minimum supported server

None supported [desktop apps | Windows Store apps]

Header

UIAnimation.h

IDL

UIAnimation.idl

DLL

UIAnimation.dll

IID

IID_IUIAnimationVariableChangeHandler2 is defined as 63ACC8D2-6EAE-4bb0-B879-586DD8CFBE42

See also

Interfaces
IUIAnimationVariable2::GetValue
IUIAnimationVariable2::SetVariableChangeHandler
IUIAnimationVariableIntegerChangeHandler2

 

 

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