title	description	ms.assetid	ms.topic	ms.date
Constants (Windows Animation Reference)	Reference documentation for constants and enumerations defined by the Windows Animation Manager.	c590cf68-28ce-4d7d-949d-2683ece3c12d	article	05/31/2018

Constants (Windows Animation Reference)

Reference documentation for constants and enumerations defined by the Windows Animation Manager.

In this section

Topic	Description
UI_ANIMATION_DIMENSION_UNKNOWN	Indicates that the requested dimension cannot be retrieved.
UI_ANIMATION_ITERATION_NONE	Indicates that this is the initial entry into a given loop.
UI_ANIMATION_KEYFRAME_STORYBOARD_START	Represents the implicit keyframe at the start of every storyboard.
UI_ANIMATION_REPEAT_INDEFINITELY	Indicates that the interval between two keyframes in a storyboard should repeat indefinitely until the IUIAnimationStoryboard::Conclude method is called.
UI_ANIMATION_REPEAT_INDEFINITELY_CONCLUDE_AT_END	Indicates that the interval between two keyframes in a storyboard should repeat indefinitely until the keyframe loop terminates on the ending keyframe when the IUIAnimationStoryboard::Conclude method is called.
UI_ANIMATION_REPEAT_INDEFINITELY_CONCLUDE_AT_START	Indicates that the interval between two keyframes in a storyboard should repeat indefinitely until the keyframe loop terminates on the starting keyframe when the IUIAnimationStoryboard::Conclude method is called.
UI_ANIMATION_SECONDS_EVENTUALLY	Indicates that Windows Animation can delay the scheduled start of a storyboard for as much time as necessary to avoid scheduling conflicts.
UI_ANIMATION_SECONDS_INFINITE	Indicates that there are no scheduled events.