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RadCheckmarkStateManager

Class

Maps a RadCheckmark's check state and enabled state to theme visual states.

Definition

Assembly:Telerik.WinControls.UI.dll

Syntax:

public class RadCheckmarkStateManager : ItemStateManagerBase

Inheritance: objectItemStateManagerBaseRadCheckmarkStateManager

Registers theme states for enabled and disabled checkmarks in the On and Indeterminate states.

public RadCheckmarkStateManager()

Subscribes to the check-state and enabled properties so theme state can track changes to the element.

protected override void AttachToItemOverride(StateManagerAttachmentData attachData, RadObject item)

Parameters:attachDataStateManagerAttachmentData

The attachment data used to register property-change handlers.

The element to which the state manager is being attached.

Overrides: ItemStateManagerBase.AttachToItemOverride(StateManagerAttachmentData, RadObject)

Returns the visual-state names supported by the checkmark role.

public override StateDescriptionNode GetAvailableStates(string itemRoleName)

Parameters:itemRoleNamestring

The theme role for which to create the state description.

Returns:

StateDescriptionNode

A state tree containing enabled, disabled, On, and Indeterminate combinations.

Selects the theme state that matches the checkmark's enabled and check-state values.

public override void ItemStateChanged(RadObject item, RadPropertyChangedEventArgs changeArgs)

Parameters:itemRadObject

The checkmark whose state changed.

The property change that triggered the state update.

Overrides: ItemStateManagerBase.ItemStateChanged(RadObject, RadPropertyChangedEventArgs)

Accepts disabled On and Indeterminate state names in addition to states recognized by the base manager.

public override bool VerifyState(string themeRoleName, string key)

Parameters:themeRoleNamestring

The theme role being validated.

The visual-state key to validate.

Returns:

true if the key is a supported disabled checkmark state or is accepted by the base manager.