AccordionControl Events

An advanced hierarchical navigation menu.

Name	Description
AutoSizeChanged	This event is not relevant for this class. Inherited from Control.
BackColorChanged	This event is not supported by the BaseStyleControl class. Inherited from BaseStyleControl.
BackgroundImageChanged	Occurs when the value of the BackgroundImage property changes. Inherited from Control.
BackgroundImageLayoutChanged	Occurs when the BackgroundImageLayout property changes. Inherited from Control.
BindingContextChanged	Occurs when the value of the BindingContext property changes. Inherited from Control.
CausesValidationChanged	Occurs when the value of the CausesValidation property changes. Inherited from Control.
ChangeUICues	Occurs when the focus or keyboard user interface (UI) cues change. Inherited from Control.
Click	Occurs when the control is clicked. Inherited from Control.
ClientSizeChanged	Occurs when the value of the ClientSize property changes. Inherited from Control.
ContextButtonClick	Occurs whenever an item from either the AccordionControl.GroupContextButtons or AccordionControl.ItemContextButtons collections is clicked.
ContextButtonCustomize	Fires before any context button is shown and allows you to dynamically customize it.
ContextMenuChanged	Occurs when the value of the ContextMenu property changes. Inherited from Control.
ContextMenuStripChanged	Occurs when the value of the ContextMenuStrip property changes. Inherited from Control.
ControlAdded	Occurs when a new control is added to the Control.ControlCollection. Inherited from Control.
ControlRemoved	Occurs when a control is removed from the Control.ControlCollection. Inherited from Control.
CursorChanged	Occurs when the value of the Cursor property changes. Inherited from Control.
CustomContextButtonToolTip	Allows you to specify a tooltip shown when the mouse pointer hovers over a context button. This event is only raised for RatingContextButton and TrackBarContextButton objects.
CustomDrawElement	Fires before a group or item is displayed. Provides access to a drawing surface and allows you to draw the processed element.
CustomDrawHamburgerButton	Fires before the hamburger button is displayed. Provides access to a drawing surface and allows you to draw the hamburger button.
CustomElementText	Provides the capability to dynamically rename specific AccordionControl elements.
CustomizeItem	This is an internal property that should not be used in code.
Disposed	Occurs when the component is disposed by a call to the Dispose() method. Inherited from Component.
DockChanged	Occurs when the value of the Dock property changes. Inherited from Control.
DoubleClick	Occurs when the control is double-clicked. Inherited from Control.
DragDrop	Occurs when a drag-and-drop operation is completed. Inherited from Control.
DragEnter	Occurs when an object is dragged into the control’s bounds. Inherited from Control.
DragLeave	Occurs when an object is dragged out of the control’s bounds. Inherited from Control.
DragOver	Occurs when an object is dragged over the control’s bounds. Inherited from Control.
ElementClick	Fires when a group or item is clicked.
ElementDragOver	Occurs whenever an end-user hovers an element within this AccordionControl while dragging another element.
EnabledChanged	Occurs when the Enabled property value has changed. Inherited from Control.
EndElementDragging	Occurs when an end-user releases the currently dragged AccordionControl element.
Enter	Occurs when the control is entered. Inherited from Control.
ExpandStateChanged	Fires after an element has been expanded/collapsed.
ExpandStateChanging	Fires when an element is about to be expanded/collapsed. Allows you to implement a custom element expansion behavior.
FilterContent	Fires when the query in the search box is changed and allows you to show or hide an element regardless of the query.
FontChanged	This event is not supported by the BaseStyleControl class. Inherited from BaseStyleControl.
ForeColorChanged	This event is not supported by the BaseStyleControl class. Inherited from BaseStyleControl.
GetContentContainer	Allows you to dynamically specify a content container for empty items. This event must be handled along with the AccordionControl.HasContentContainer event.
GiveFeedback	Occurs during a drag operation. Inherited from Control.
GotFocus	Occurs when the control receives focus. Inherited from Control.
HandleCreated	Occurs when a handle is created for the control. Inherited from Control.
HandleDestroyed	Occurs when the control’s handle is in the process of being destroyed. Inherited from Control.
HasContentContainer	Allows you to specify whether an item, when expanded, will display a custom control container. The custom control container should be provided by handling the AccordionControl.GetContentContainer event.
HelpRequested	Occurs when the user requests help for a control. Inherited from Control.
HtmlElementMouseClick	Occurs when a user clicks an element inside an HTML-CSS template.
HtmlElementMouseDown	Occurs when mouse pointer is over an element of an HTML-CSS template, and a mouse button is pressed.
HtmlElementMouseMove	Occurs when a mouse pointer moves while over an element of an HTML-CSS template.
HtmlElementMouseOut	Occurs when a mouse pointer leaves the bounds of an element within an HTML-CSS template.
HtmlElementMouseOver	Occurs when a mouse pointer enters the bounds of an element within an HTML-CSS template.
HtmlElementMouseUp	Occurs when a mouse button pressed over an element of an HTML-CSS template is released.
ImeModeChanged	Occurs when the ImeMode property has changed. Inherited from Control.
Invalidated	Occurs when a control’s display requires redrawing. Inherited from Control.
ItemContentContainerHidden	Occurs whenever an item element hides its content container (if any).
KeyDown	Occurs when a key is pressed while the control has focus. Inherited from Control.
KeyPress	Occurs when a character. space or backspace key is pressed while the control has focus. Inherited from Control.
KeyUp	Occurs when a key is released while the control has focus. Inherited from Control.
Layout	Occurs when a control should reposition its child controls. Inherited from Control.
Leave	Occurs when the input focus leaves the control. Inherited from Control.
LocationChanged	Occurs when the Location property value has changed. Inherited from Control.
LostFocus	Occurs when the control loses focus. Inherited from Control.
MarginChanged	Occurs when the control’s margin changes. Inherited from Control.
MouseCaptureChanged	Occurs when the control loses mouse capture. Inherited from Control.
MouseClick	Occurs when the control is clicked by the mouse. Inherited from Control.
MouseDoubleClick	Occurs when the control is double clicked by the mouse. Inherited from Control.
MouseDown	Occurs when the mouse pointer is over the control and a mouse button is pressed. Inherited from Control.
MouseEnter	Occurs when the mouse pointer enters the control. Inherited from Control.
MouseHover	Occurs when the mouse pointer rests on the control. Inherited from Control.
MouseLeave	Occurs when the mouse pointer leaves the control. Inherited from Control.
MouseMove	Occurs when the mouse pointer is moved over the control. Inherited from Control.
MouseUp	Occurs when the mouse pointer is over the control and a mouse button is released. Inherited from Control.
MouseWheel	Occurs when the mouse wheel moves while the control has focus. Inherited from Control.
Move	Occurs when the control is moved. Inherited from Control.
PaddingChanged	Occurs when the control’s padding changes. Inherited from Control.
Paint	Occurs when the control is redrawn.
PaintEx	Occurs when the control is redrawn.
ParentChanged	Occurs when the Parent property value changes. Inherited from Control.
PreviewKeyDown	Occurs before the KeyDown event when a key is pressed while focus is on this control. Inherited from Control.
QueryAccessibilityHelp	Occurs when AccessibleObject is providing help to accessibility applications. Inherited from Control.
QueryContinueDrag	Occurs during a drag-and-drop operation and enables the drag source to determine whether the drag-and-drop operation should be canceled. Inherited from Control.
QueryElementIndent	Allows you specify a custom indent for each accordion item.
QueryHtmlElementData
QueryItemTemplate	Allows you to assign HTML-CSS templates to individual elements.
RegionChanged	Occurs when the value of the Region property changes. Inherited from Control.
Resize	Occurs when the control is resized. Inherited from Control.
RightToLeftChanged	Occurs when the RightToLeft property value changes. Inherited from Control.
SelectedElementChanged	Fires when the AccordionControl.SelectedElement property’s value is changed. This event is in effect if item selection is enabled with the AccordionControl.AllowItemSelection property.
SizeChanged	Occurs when the Size property value changes. Inherited from Control.
StartElementDragging	Occurs whenever an end-user presses an element owned by this AccordionControl and starts dragging this element away from its original location.
StateChanged	Fires when the OptionsMinimizing.State property value changes.
StyleChanged	Occurs when the control style changes. Inherited from Control.
SystemColorsChanged	Occurs when the system colors change. Inherited from Control.
TabIndexChanged	Occurs when the TabIndex property value changes. Inherited from Control.
TabStopChanged	Occurs when the TabStop property value changes. Inherited from Control.
TextChanged	Occurs when the Text property value changes. Inherited from Control.
Validated	Occurs when the control is finished validating. Inherited from Control.
Validating	Occurs when the control is validating. Inherited from Control.
VisibleChanged	Occurs when the Visible property value changes. Inherited from Control.