Class

RadCollapsiblePanel

Initializes a new instance of the RadCollapsiblePanel class with default settings.

Declaration

public RadCollapsiblePanel()

Gets or sets the easing type that controls the acceleration curve of the expand or collapse animation.

Declaration

public RadEasingType AnimationEasingType { get; set; }

Property Value

Gets or sets the total number of animation frames used during expand or collapse operations.

Declaration

public int AnimationFrames { get; set; }

Property Value

Gets or sets the interval in milliseconds between animation frames during expand or collapse operations.

Declaration

public int AnimationInterval { get; set; }

Property Value

Gets or sets the visual style of animation used during expand or collapse operations.

Declaration

public CollapsiblePanelAnimationType AnimationType { get; set; }

Property Value

Gets or sets the background color of the RadCollapsiblePanel control.

Declaration

public override Color BackColor { get; set; }

Property Value

Overrides RadControl.BackColor

Gets the main element that provides the core functionality for the collapsible panel control.

Declaration

public RadCollapsiblePanelElement CollapsiblePanelElement { get; }

Property Value

Gets or sets the content sizing mode that determines how the panel's size is calculated when expanded.

Declaration

public CollapsiblePanelContentSizingMode ContentSizingMode { get; set; }

Property Value

Gets the controls container that hosts all child controls added to the RadCollapsiblePanel.

Declaration

public CollapsiblePanelControlsContainer ControlsContainer { get; }

Property Value

Gets the default size of the RadCollapsiblePanel control when it is created.

Declaration

protected override Size DefaultSize { get; }

Property Value

Overrides Control.DefaultSize

Gets or sets a value indicating whether animation effects are used when expanding or collapsing the panel.

Declaration

public bool EnableAnimation { get; set; }

Property Value

Gets or sets the direction in which the panel expands when the expand operation is performed.

Declaration

public RadDirection ExpandDirection { get; set; }

Property Value

Gets or sets the text displayed in the header of the collapsible panel.

Declaration

public string HeaderText { get; set; }

Property Value

Gets or sets the horizontal alignment of the header content within the header area.

Declaration

public RadHorizontalAlignment HorizontalHeaderAlignment { get; set; }

Property Value

Gets a value indicating whether the panel is currently performing an expand or collapse animation.

Declaration

[Browsable(false)]
public bool IsAnimating { get; }

Property Value

Gets or sets a value indicating whether the panel is currently in an expanded state.

Declaration

public bool IsExpanded { get; set; }

Property Value

Gets the panel container that contains and manages the child controls of the RadCollapsiblePanel.

Declaration

public CollapsiblePanelPanelContainer PanelContainer { get; }

Property Value

Gets or sets a value indicating whether a visual line separator is displayed in the header area.

Declaration

public bool ShowHeaderLine { get; set; }

Property Value

Gets or sets the vertical alignment of the header content within the header area.

Declaration

public RadVerticalAlignment VerticalHeaderAlignment { get; set; }

Property Value

Collapses the panel if it is currently expanded. Has no effect if the panel is already collapsed or currently animating.

Declaration

public void Collapse()

Creates the child elements for the RadCollapsiblePanel control.

Declaration

protected override void CreateChildItems(RadElement parent)

Parameters

Overrides RadControl.CreateChildItems(RadElement)

Creates and returns a new instance of the main collapsible panel element.

Declaration

protected virtual RadCollapsiblePanelElement CreateCollapsiblePanelElement()

Returns

Creates and returns a new instance of the controls container that hosts child controls.

Declaration

protected virtual CollapsiblePanelControlsContainer CreateControlsContainer()

Returns

Creates a new instance of the control collection for the RadCollapsiblePanel.

Declaration

protected override Control.ControlCollection CreateControlsInstance()

Returns

Overrides Control.CreateControlsInstance()

Releases the unmanaged resources used by the RadCollapsiblePanel and optionally releases the managed resources.

Declaration

protected override void Dispose(bool disposing)

Parameters

Overrides RadControl.Dispose(bool)

Expands the panel if it is currently collapsed. Has no effect if the panel is already expanded or currently animating.

Declaration

public void Expand()

Initializes the internal container structure that hosts the child controls.

Declaration

protected virtual void InitializeInternalContainer()

Notifies that the control is about to be visualized.

Declaration

protected override void OnLoad(Size desiredSize)

Parameters

Overrides RadControl.OnLoad(Size)

Raises the RightToLeftChanged event and updates the right-to-left layout for child elements.

Declaration

protected override void OnRightToLeftChanged(EventArgs e)

Parameters

Overrides RadControl.OnRightToLeftChanged(EventArgs)

Called when the theme of the control changes and updates the theme for child containers.

Declaration

protected override void OnThemeChanged()

Overrides RadControl.OnThemeChanged()

Resets background color theme overrides to their default values.

Declaration

protected override void ResetBackColorThemeOverrides()

Overrides RadControl.ResetBackColorThemeOverrides()

Resets foreground color theme overrides to their default values.

Declaration

protected override void ResetForeColorThemeOverrides()

Overrides RadControl.ResetForeColorThemeOverrides()

Scales the control according to the specified scaling factor and bounds specification.

Declaration

protected override void ScaleControl(SizeF factor, BoundsSpecified specified)

Parameters

Overrides RadControl.ScaleControl(SizeF, BoundsSpecified)

Applies background color theme overrides to the collapsible panel elements.

Declaration

protected override void SetBackColorThemeOverrides()

Overrides RadControl.SetBackColorThemeOverrides()

Applies foreground color theme overrides to the collapsible panel elements.

Declaration

protected override void SetForeColorThemeOverrides()

Overrides RadControl.SetForeColorThemeOverrides()

Toggles the panel state between expanded and collapsed.

Declaration

public void ToggleExpandCollapse()

Toggles the panel state between expanded and collapsed with additional control options.

Declaration

protected void ToggleExpandCollapse(bool ignoreIsExpanded, bool stopAnimations)

Parameters

Occurs when the panel has completed the collapse operation.

Declaration

public event EventHandler Collapsed

Event Value

Occurs before the panel starts the collapse operation and allows the operation to be cancelled.

Declaration

public event CancelEventHandler Collapsing

Event Value

Occurs when the panel has completed the expand operation.

Declaration

public event EventHandler Expanded

Event Value

Occurs before the panel starts the expand operation and allows the operation to be cancelled.

Declaration

public event CancelEventHandler Expanding

Event Value