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.NET Framework 4

.NET Framework Class Library

System.Windows Namespaces

System.Windows.Controls

AccessText Class

AdornedElementPlaceholder Class

AlternationConverter Class

BooleanToVisibilityConverter Class

Border Class

BorderGapMaskConverter Class

Button Class

Calendar Class

CalendarBlackoutDatesCollection Class

CalendarDateChangedEventArgs Class

CalendarDateRange Class

CalendarMode Enumeration

CalendarModeChangedEventArgs Class

CalendarSelectionMode Enumeration

Canvas Class

CharacterCasing Enumeration

CheckBox Class

CleanUpVirtualizedItemEventArgs Class

CleanUpVirtualizedItemEventHandler Delegate

ClickMode Enumeration

ColumnDefinition Class

ColumnDefinitionCollection Class

ComboBox Class

ComboBoxItem Class

ContentControl Class

ContentPresenter Class

ContextMenu Class

ContextMenuEventArgs Class

ContextMenuEventHandler Delegate

ContextMenuService Class

Control Class

ControlTemplate Class

DataErrorValidationRule Class

DataGrid Class

DataGridAutoGeneratingColumnEventArgs Class

DataGridBeginningEditEventArgs Class

DataGridBoundColumn Class

DataGridCell Class

DataGridCellClipboardEventArgs Class

DataGridCellEditEndingEventArgs Class

DataGridCellInfo Structure

DataGridCellsPanel Class

DataGridCheckBoxColumn Class

DataGridClipboardCellContent Structure

DataGridClipboardCopyMode Enumeration

DataGridColumn Class

DataGridColumnEventArgs Class

DataGridColumnReorderingEventArgs Class

DataGridComboBoxColumn Class

DataGridEditAction Enumeration

DataGridEditingUnit Enumeration

DataGridGridLinesVisibility Enumeration

DataGridHeadersVisibility Enumeration

DataGridHyperlinkColumn Class

DataGridLength Structure

DataGridLengthConverter Class

DataGridLengthUnitType Enumeration

DataGridPreparingCellForEditEventArgs Class

DataGridRow Class

DataGridRowClipboardEventArgs Class

DataGridRowDetailsEventArgs Class

DataGridRowDetailsVisibilityMode Enumeration

DataGridRowEditEndingEventArgs Class

DataGridRowEventArgs Class

DataGridSelectionMode Enumeration

DataGridSelectionUnit Enumeration

DataGridSortingEventArgs Class

DataGridSortingEventHandler Delegate

DataGridTemplateColumn Class

DataGridTextColumn Class

DataTemplateSelector Class

DatePicker Class

DatePickerDateValidationErrorEventArgs Class

DatePickerFormat Enumeration

Decorator Class

DefinitionBase Class

Dock Enumeration

DockPanel Class

DocumentViewer Class

ExceptionValidationRule Class

ExpandDirection Enumeration

Expander Class

FlowDocumentPageViewer Class

FlowDocumentReader Class

FlowDocumentReaderViewingMode Enumeration

FlowDocumentScrollViewer Class

Frame Class

Grid Class

GridResizeBehavior Enumeration

GridResizeDirection Enumeration

GridSplitter Class

GridView Class

GridViewColumn Class

GridViewColumnCollection Class

GridViewColumnHeader Class

GridViewColumnHeaderRole Enumeration

GridViewHeaderRowPresenter Class

GridViewRowPresenter Class

GroupBox Class

GroupItem Class

GroupStyle Class

GroupStyleSelector Delegate

HeaderedContentControl Class

HeaderedItemsControl Class

Image Class

InitializingNewItemEventArgs Class

InitializingNewItemEventHandler Delegate

InkCanvas Class

InkCanvasClipboardFormat Enumeration

InkCanvasEditingMode Enumeration

InkCanvasGestureEventArgs Class

InkCanvasGestureEventHandler Delegate

InkCanvasSelectionChangingEventArgs Class

InkCanvasSelectionChangingEventHandler Delegate

InkCanvasSelectionEditingEventArgs Class

InkCanvasSelectionEditingEventHandler Delegate

InkCanvasSelectionHitResult Enumeration

InkCanvasStrokeCollectedEventArgs Class

InkCanvasStrokeCollectedEventHandler Delegate

InkCanvasStrokeErasingEventArgs Class

InkCanvasStrokeErasingEventHandler Delegate

InkCanvasStrokesReplacedEventArgs Class

InkCanvasStrokesReplacedEventHandler Delegate

InkPresenter Class

ItemCollection Class

ItemContainerGenerator Class

ItemsControl Class

ItemsPanelTemplate Class

ItemsPresenter Class

Label Class

ListBox Class

ListBoxItem Class

ListView Class

ListViewItem Class

MediaElement Class

MediaState Enumeration

Menu Class

MenuItem Class

MenuItemRole Enumeration

MenuScrollingVisibilityConverter Class

Orientation Enumeration

OverflowMode Enumeration

Page Class

PageRange Structure

PageRangeSelection Enumeration

Panel Class

PanningMode Enumeration

PasswordBox Class

PrintDialog Class

PrintDialogException Class

ProgressBar Class

RadioButton Class

RichTextBox Class

RowDefinition Class

RowDefinitionCollection Class

ScrollBarVisibility Enumeration

ScrollChangedEventArgs Class

ScrollChangedEventHandler Delegate

ScrollContentPresenter Class

ScrollViewer Class

SelectedCellsChangedEventArgs Class

SelectedCellsChangedEventHandler Delegate

SelectedDatesCollection Class

SelectionChangedEventArgs Class

SelectionChangedEventHandler Delegate

SelectionMode Enumeration

SelectiveScrollingOrientation Enumeration

Separator Class

Slider Class

SoundPlayerAction Class

SpellCheck Class

SpellingError Class

SpellingReform Enumeration

StackPanel Class

StickyNoteControl Class

StickyNoteType Enumeration

StretchDirection Enumeration

StyleSelector Class

TabControl Class

TabItem Class

TextBlock Class

TextBox Class

TextChange Class

TextChangedEventArgs Class

TextChangedEventHandler Delegate

TextSearch Class

ToolBar Class

ToolBarTray Class

ToolTip Class

ToolTipEventArgs Class

ToolTipEventHandler Delegate

ToolTipService Class

TreeView Class

TreeViewItem Class

UIElementCollection Class

UndoAction Enumeration

UserControl Class

Validation Class

ValidationError Class

ValidationErrorEventAction Enumeration

ValidationErrorEventArgs Class

ValidationResult Class

ValidationRule Class

ValidationStep Enumeration

ViewBase Class

Viewbox Class

Viewport3D Class

VirtualizationMode Enumeration

VirtualizingPanel Class

VirtualizingStackPanel Class

WebBrowser Class

WrapPanel Class

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ValidationErrorEventAction Enumeration

.NET Framework 4

Describes whether a ValidationError object has been added or cleared.

Namespace: System.Windows.Controls
Assembly: PresentationFramework (in PresentationFramework.dll)

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public enum ValidationErrorEventAction

XAML Attribute Usage

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<object property="enumerationMemberName" .../>

	Member name	Description
	Added	A new ValidationError object has been detected.
	Removed	An existing ValidationError object has been cleared.

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

System.Windows.Controls Namespace

ValidationErrorEventArgs

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