Accordion

Wisej.Web.Accordion

Namespace: Wisej.Web

Assembly: Wisej.Framework (4.0.0.0)

• Control

  • Accordion

Displays collapsible set of AccordionPanel panels for presenting information in a limited amount of space.

C#

public class Accordion : Control, ISupportInitialize

VB.NET

Public Class Accordion
    Inherits Control
    Implements ISupportInitialize

Constructors

Accordion()

Initializes a new instance of the Accordion class.

Accordion(panels, onSelectedIndexChanged)

Initializes a new instance of the Accordion class with the specified settings.

Name	Type	Description
panels	AccordionPanel[]	An array of AccordionPanel objects to be added to the panel.
onSelectedIndexChanged	Action<Object, EventArgs>	An Action delegate to handle the SelectedIndexChanged event.

Accordion(location, size, onSelectedIndexChanged)

Initializes a new instance of the Accordion class with the specified settings.

Name	Type	Description
location	Point	The location of the panel on its parent control.
size	Size	The size of the panel.
onSelectedIndexChanged	Action<Object, EventArgs>	An Action delegate to handle the SelectedIndexChanged event.

Accordion(location, size, panels, onSelectedIndexChanged)

Initializes a new instance of the Accordion class with the specified settings.

Name	Type	Description
location	Point	The location of the panel on its parent control.
size	Size	The size of the panel.
panels	AccordionPanel[]	An array of AccordionPanel objects to be added to the panel.
onSelectedIndexChanged	Action<Object, EventArgs>	An Action delegate to handle the SelectedIndexChanged event.

Properties

BorderStyle

BorderStyle: Returns or sets the type of border that is drawn around the Accordion panel. (Default: Solid)

ClientArea

Rectangle: Returns the client rectangle to use in the designer.

Collapsible

Boolean: Returns or sets a value indicating whether the Accordion control collapses when all the AccordionPanel children are collapsed. (Default: False)

When this property is set to false (default) one panel is always expanded.

DisplayRectangle

Rectangle: Returns the rectangle that represents the virtual display area of the control.

HeaderSize

Int32: Returns or sets the size of the header. When the header is horizontal, the size if the height; when it's vertical, the size if the width. Set it to -1 to reset to the size set in the current theme.

ImageList

ImageList: Returns or sets the images to display on the panel's title bar. (Default: null)

PanelCount

Int32: Returns the number of panels in the container. (Default: 0)

Panels

PanelCollection: Returns the collection of panels in the container.

SelectedIndex

Int32: Returns or sets the index of the currently selected panel. (Default: -1)

Throws:

• ArgumentOutOfRangeException The value is less than -1.

SelectedOnTop

Boolean: Returns or sets a value indicating whether the selected panel is moved to the top of the Accordion container. (Default: False)

SelectedPanel

AccordionPanel: Returns or sets the currently selected panel. (Default: null)

ShowToolTips

Boolean: Returns or sets whether a panel's ToolTip is shown when the mouse passes over the panel's title. (Default: True)

Methods

CreateControlsInstance()

This member overrides CreateControlsInstance.

Returns: ControlCollection. A new instance of ControlCollection assigned to the control.

DeselectPanel(index)

Makes the AccordionPanel following the AccordionPanel with the specified index the current panel.

Parameter	Type	Description
index	Int32	The index in the Panels collection of the AccordionPanel to deselect.

Throws:

• ArgumentOutOfRangeExceptionindex is less than 0 or greater than the number of AccordionPanel controls in the Panels collection minus 1.

DeselectPanel(panel)

Makes the AccordionPanel following the specified AccordionPanel the current panel.

Parameter	Type	Description
panel	AccordionPanel	The AccordionPanel to deselect.

Throws:

• ArgumentNullExceptionpanel is null.

DeselectPanel(panelName)

Makes the AccordionPanel following the AccordionPanel the specified name the current panel.

Parameter	Type	Description
panelName	String	The Name of the panel to deselect.

Throws:

• ArgumentNullExceptionpanelName is null; or panelName does not match the Name property of any AccordionPanel in the Panels collection.

GetControl(index)

Returns the AccordionPanel panel at the specified location.

Parameter	Type	Description
index	Int32	The index of the AccordionPanel to get.

Returns: Control. The AccordionPanel at the specified location.

Throws:

• ArgumentOutOfRangeExceptionindex is less than 0 or greater than the number of AccordionPanel controls in the Panels collection minus 1.

GetItems()

Returns an array of AccordionPanel controls that belong to the Accordion control.

Returns: Object[]. An array of AccordionPanel controls that belong to the Accordion.

GetToolTipText(item)

Returns the ToolTip for the specified AccordionPanel.

Parameter	Type	Description
item	Object	The AccordionPanel that owns the desired ToolTip.

Returns: String. The ToolTip text.

OnControlAdded(e)

Fires the ControlAdded event.

Parameter	Type	Description
e	ControlEventArgs

OnDeselected(e)

Fires the Deselected event.

Parameter	Type	Description
e	AccordionEventArgs	A TabControlEventArgs that contains the event data.

OnDeselecting(e)

Fires the Deselecting event.

Parameter	Type	Description
e	AccordionCancelEventArgs	A AccordionCancelEventArgs that contains the event data.

OnEnter(e)

Fires the Enter event of the currently active AccordionPanel.

Parameter	Type	Description
e	EventArgs	A EventArgs that contains the event data.

OnLayout(e)

Fires the Layout event.

Parameter	Type	Description
e	LayoutEventArgs	A LayoutEventArgs that contains the event data.

OnLeave(e)

Fires the Leave event of the currently active AccordionPanel.

Parameter	Type	Description
e	EventArgs	A EventArgs that contains the event data.

OnSelected(e)

Fires the Selected event.

Parameter	Type	Description
e	AccordionEventArgs	A AccordionEventArgs that contains the event data.

OnSelectedIndexChanged(e)

Fires the SelectedIndexChanged event.

Parameter	Type	Description
e	EventArgs	A EventArgs that contains the event data.

OnSelecting(e)

Fires the Selecting event.

Parameter	Type	Description
e	AccordionCancelEventArgs	A AccordionCancelEventArgs that contains the event data.

OnWebEvent(e)

Processes the event from the client.

Parameter	Type	Description
e	WisejEventArgs	Event arguments.

OnWebRender(config)

Renders the client component.

Parameter	Type	Description
config	Object	Dynamic configuration object.

RemoveAll()

Removes all the panels and additional controls from this tab control.

SelectPanel(index)

Makes the AccordionPanel with the specified index the current AccordionPanel.

Parameter	Type	Description
index	Int32	The index in the Panels collection of the tab to select.

Throws:

• ArgumentOutOfRangeExceptionindex is less than 0 or greater than the number of AccordionPanel controls in the Panels collection minus 1.

SelectPanel(panel)

Makes the specified AccordionPanel the current AccordionPanel.

Parameter	Type	Description
panel	AccordionPanel	The AccordionPanel to select.

Throws:

• ArgumentNullExceptionpanel is null.

SelectPanel(panelName)

Makes AccordionPanel with the specified name the current AccordionPanel.

Parameter	Type	Description
panelName	String	The Name of the tab to select.

Throws:

• ArgumentNullExceptionpanelName is null; or panelName does not match the Name property of any AccordionPanel in the Panels collection.

Events

Deselected

AccordionEventHandler Fired when a panel is deselected.

Deselecting

AccordionCancelEventHandler Occurs before a panel is deselected, enabling a handler to cancel the panel change.

Selected

AccordionEventHandler Fired when a panel is selected.

SelectedIndexChanged

EventHandler Fired when the SelectedIndex property has changed.

Selecting

AccordionCancelEventHandler Occurs before a panel is selected, enabling a handler to cancel the panel change.

Implements

Name	Description
IUserData	Provides access to the UserData and Tag properties associated to the component implementing this interface.
IBindableComponent	Bindable components implement this interface.
IDropTarget	Controls that support drag & drop operations implement this interface.
IWisejComponent	All wisej components implement this interface.
IWisejControl	All wisej controls derived from the Control class must implement this interface.
IWisejSerializable	Allows an object to serialize itself.