Properties

Property	Description
ExpandDirection	Gets or sets the expand direction.
EnableAnimation	Gets or sets a value indicating whether to use animation to expand or collapse the control.
ContentSizingMode	Gets or sets the content sizing mode.
IsExpanded	Gets a or Sets value indicating whether the control is expanded.
IsAnimating	Gets a value indicating whether the control is currently animating.
ShowHeaderLine	Gets or sets a value indicating whether to show a line primitive in the header.
HorizontalHeaderAlignment	Gets or sets the horizontal header alignment.
VerticalHeaderAlignment	Gets or sets the vertical header alignment.
HeaderText	Gets or sets the header text.
AnimationInterval	Gets or sets the animation interval.
AnimationFrames	Gets or sets the animation frames.
AnimationEasingType	Gets or sets the easing type to be applied to the animation when expanding or collapsing
AnimationType	Gets or sets the type of the expand or collapse animation.
BackColor	Gets or sets the BackColor of the control. This is actually the BackColor property of the root element.

Methods

Method	Description
Expand	Expands the control. Will not have effect if the control is already expanded or is animating. Can be canceled from the Expanding event.
Collapse	Collapses the control. Will not have effect if the control is already collapsed or is animating. Can be canceled from the Collapsing event.
ToggleExpandCollapse	If the Control is expanded it will be collapsed and vice-versa.

Event	Description
Expanded	Occurs after the control is expanded.
Collapsed	Occurs after the control is collapsed.
Expanding	Occurs before the control is expanded.
Collapsing	Occurs before the control is collapsed.