New to Telerik UI for WinFormsStart a free 30-day trial

Displays a form used to manage conditional formatting objects

Definition

Namespace:Telerik.WinControls.UI

Assembly:Telerik.WinControls.GridView.dll

Syntax:

C#
public class ConditionalFormattingForm : RadForm, IDropTarget, ISynchronizeInvoke, IWin32Window, IBindableComponent, IComponent, IDisposable, IContainerControl, IComponentTreeHandler, ILayoutHandler, ISupportInitializeNotification, ISupportInitialize, IAnalyticsProvider, ISupportRootUIAutomation, INotifyPropertyChanged

Inheritance: objectMarshalByRefObjectComponentControlScrollableControlContainerControlFormRadFormControlBaseRadFormConditionalFormattingForm...

Implements: IAnalyticsProviderIBindableComponentIComponentIComponentTreeHandlerIContainerControlIDisposableIDropTargetILayoutHandlerINotifyPropertyChangedISupportInitializeISupportInitializeNotificationISupportRootUIAutomationISynchronizeInvokeIWin32Window...

Inherited Members RadForm.ScrollToControl(Control)RadForm.EndInit()RadForm.WndProc(ref Message)RadForm.ProcessCaptureChangeRequested(RadElement, bool)RadForm.InitializeFormBehavior()RadForm.SetIconPrimitiveVisibility(bool)RadForm.EnableUIAutomationRadForm.TextRadForm.ThemeClassNameRadForm.FormElementRadForm.IconScalingRadForm.AllowThemingRadForm.ShowIconRadFormControlBase.newBoundsRadFormControlBase.oldDpiRadFormControlBase.currentDpiRadFormControlBase.isBehaviorPreparedRadFormControlBase.controlIsInitializingRootComponentRadFormControlBase.isPaintingRadFormControlBase.Construct()RadFormControlBase.OnCreateControl()RadFormControlBase.LoadElementTree()RadFormControlBase.LoadElementTree(Size)RadFormControlBase.OnLoad(Size)RadFormControlBase.OnShown(EventArgs)RadFormControlBase.OnPaint(PaintEventArgs)RadFormControlBase.OnPaintBackground(PaintEventArgs)RadFormControlBase.ProcessDialogKey(Keys)RadFormControlBase.UpdateDefaultButton()RadFormControlBase.OnBackColorChanged(EventArgs)RadFormControlBase.OnForeColorChanged(EventArgs)RadFormControlBase.OnFontChanged(EventArgs)RadFormControlBase.OnParentChanged(EventArgs)RadFormControlBase.ShouldSerializeProperty(RadProperty)RadFormControlBase.ResetFormBehavior(bool)RadFormControlBase.PerformDesignModeLocationCorrection(ref Message)RadFormControlBase.CallBaseWndProc(ref Message)RadFormControlBase.ProcessFocusRequested(RadElement)RadFormControlBase.OnNotifyPropertyChanged(string)RadFormControlBase.OnNotifyPropertyChanged(PropertyChangedEventArgs)RadFormControlBase.CreateChildItems(RadElement)RadFormControlBase.CreateRootElement()RadFormControlBase.OnThemeNameChanged(ThemeNameChangedEventArgs)RadFormControlBase.OnThemeChanged()RadFormControlBase.OnDisplayPropertyChanged(RadPropertyChangedEventArgs)RadFormControlBase.OnToolTipTextNeeded(object, ToolTipTextNeededEventArgs)RadFormControlBase.OnHandleCreated(EventArgs)RadFormControlBase.OnVisibleChanged(EventArgs)RadFormControlBase.OnAutoSizeChanged(EventArgs)RadFormControlBase.OnLayout(LayoutEventArgs)RadFormControlBase.CreateHandle()RadFormControlBase.SetClientSizeCore(int, int)RadFormControlBase.SetBoundsCore(int, int, int, int, BoundsSpecified)RadFormControlBase.GetPreferredSize(Size)RadFormControlBase.InvalidateIfNotSuspended()RadFormControlBase.InvalidateElement(RadElement)RadFormControlBase.InvalidateElement(RadElement, Rectangle)RadFormControlBase.AddInvalidatedRect(Rectangle)RadFormControlBase.SuspendUpdate()RadFormControlBase.ResumeUpdate()RadFormControlBase.ResumeUpdate(bool)RadFormControlBase.RegisterHostedControl(RadHostItem)RadFormControlBase.UnregisterHostedControl(RadHostItem, bool)RadFormControlBase.OnScreenTipNeeded(object, ScreenTipNeededEventArgs)RadFormControlBase.ControlThemeChangedCallback()RadFormControlBase.InvokeLayoutCallback(LayoutCallback)RadFormControlBase.BeginInit()RadFormControlBase.HandleDpiChanged()RadFormControlBase.ScaleControl(SizeF, BoundsSpecified)RadFormControlBase.SuspendDpiScaling()RadFormControlBase.ResumeDpiScaling()RadFormControlBase.OnWm_SettingChange(Message)RadFormControlBase.SiteRadFormControlBase.EnableAnalyticsRadFormControlBase.IsLoadedRadFormControlBase.MaximumSizeRadFormControlBase.MinimumSizeRadFormControlBase.FormBorderStyleRadFormControlBase.FormBehaviorRadFormControlBase.BehaviorRadFormControlBase.SmallImageListRadFormControlBase.FocusedElementRadFormControlBase.AllowShowFocusCuesRadFormControlBase.ShowItemToolTipsRadFormControlBase.CommandBindingsRadFormControlBase.EnableKeyMapRadFormControlBase.WindowsSettingsRadFormControlBase.BackColorRadFormControlBase.ForeColorRadFormControlBase.FontRadFormControlBase.CreateParamsRadFormControlBase.IsDesignModeRadFormControlBase.ElementTreeRadFormControlBase.ThemeNameRadFormControlBase.RootElementRadFormControlBase.IsUpdateSuspendedRadFormControlBase.ImageListRadFormControlBase.SmallImageScalingSizeRadFormControlBase.ImageScalingSizeRadFormControlBase.IsInitializedRadFormControlBase.IsPerformingScaleRadFormControlBase.HasOwnToolbarRadFormControlBase.IsDpiScalingSuspendedRadFormControlBase.ThemeNameChangedRadFormControlBase.ToolTipTextNeededRadFormControlBase.ScreenTipNeededRadFormControlBase.InitializedRadFormControlBase.PropertyChangedRadFormControlBase.WindowsThemeChangedForm.SetVisibleCore(bool)Form.Activate()Form.ActivateMdiChild(Form)Form.AddOwnedForm(Form)Form.AdjustFormScrollbars(bool)Form.Close()Form.CreateControlsInstance()Form.DefWndProc(ref Message)Form.ProcessMnemonic(char)Form.CenterToParent()Form.CenterToScreen()Form.LayoutMdi(MdiLayout)Form.OnActivated(EventArgs)Form.OnBackgroundImageChanged(EventArgs)Form.OnBackgroundImageLayoutChanged(EventArgs)Form.OnClosing(CancelEventArgs)Form.OnClosed(EventArgs)Form.OnFormClosing(FormClosingEventArgs)Form.OnFormClosed(FormClosedEventArgs)Form.OnDeactivate(EventArgs)Form.OnEnabledChanged(EventArgs)Form.OnEnter(EventArgs)Form.OnHandleDestroyed(EventArgs)Form.OnHelpButtonClicked(CancelEventArgs)Form.OnMaximizedBoundsChanged(EventArgs)Form.OnMaximumSizeChanged(EventArgs)Form.OnMinimumSizeChanged(EventArgs)Form.OnInputLanguageChanged(InputLanguageChangedEventArgs)Form.OnInputLanguageChanging(InputLanguageChangingEventArgs)Form.OnMdiChildActivate(EventArgs)Form.OnMenuStart(EventArgs)Form.OnMenuComplete(EventArgs)Form.OnResize(EventArgs)Form.OnDpiChanged(DpiChangedEventArgs)Form.OnGetDpiScaledSize(int, int, ref Size)Form.OnRightToLeftLayoutChanged(EventArgs)Form.OnTextChanged(EventArgs)Form.ProcessCmdKey(ref Message, Keys)Form.ProcessDialogChar(char)Form.ProcessKeyPreview(ref Message)Form.ProcessTabKey(bool)Form.RemoveOwnedForm(Form)Form.Select(bool, bool)Form.GetScaledBounds(Rectangle, SizeF, BoundsSpecified)Form.SetDesktopBounds(int, int, int, int)Form.SetDesktopLocation(int, int)Form.Show(IWin32Window)Form.ShowDialog()Form.ShowDialog(IWin32Window)Form.ToString()Form.OnResizeBegin(EventArgs)Form.OnResizeEnd(EventArgs)Form.OnStyleChanged(EventArgs)Form.ValidateChildren()Form.ValidateChildren(ValidationConstraints)Form.AcceptButtonForm.ActiveFormForm.ActiveMdiChildForm.AllowTransparencyForm.AutoScrollForm.AutoSizeForm.AutoSizeModeForm.AutoValidateForm.CancelButtonForm.ClientSizeForm.ControlBoxForm.DefaultImeModeForm.DefaultSizeForm.DesktopBoundsForm.DesktopLocationForm.DialogResultForm.HelpButtonForm.IconForm.IsMdiChildForm.IsMdiContainerForm.IsRestrictedWindowForm.KeyPreviewForm.LocationForm.MaximizedBoundsForm.MainMenuStripForm.MenuForm.MaximizeBoxForm.MdiChildrenForm.MdiParentForm.MergedMenuForm.MinimizeBoxForm.ModalForm.OpacityForm.OwnedFormsForm.OwnerForm.RestoreBoundsForm.RightToLeftLayoutForm.ShowInTaskbarForm.ShowWithoutActivationForm.SizeForm.SizeGripStyleForm.StartPositionForm.TopLevelForm.TopMostForm.TransparencyKeyForm.WindowStateForm.AutoSizeChangedForm.AutoValidateChangedForm.HelpButtonClickedForm.MaximizedBoundsChangedForm.MaximumSizeChangedForm.MinimumSizeChangedForm.ActivatedForm.DeactivateForm.FormClosingForm.FormClosedForm.LoadForm.MdiChildActivateForm.MenuCompleteForm.MenuStartForm.InputLanguageChangedForm.InputLanguageChangingForm.RightToLeftLayoutChangedForm.ShownForm.DpiChangedForm.ResizeBeginForm.ResizeEndContainerControl.OnAutoValidateChanged(EventArgs)ContainerControl.PerformAutoScale()ContainerControl.Validate()ContainerControl.Validate(bool)ContainerControl.AutoScaleDimensionsContainerControl.AutoScaleFactorContainerControl.AutoScaleModeContainerControl.BindingContextContainerControl.CanEnableImeContainerControl.ActiveControlContainerControl.CurrentAutoScaleDimensionsContainerControl.ParentFormScrollableControl.ScrollStateAutoScrollingScrollableControl.ScrollStateHScrollVisibleScrollableControl.ScrollStateVScrollVisibleScrollableControl.ScrollStateUserHasScrolledScrollableControl.ScrollStateFullDragScrollableControl.GetScrollState(int)ScrollableControl.OnMouseWheel(MouseEventArgs)ScrollableControl.OnRightToLeftChanged(EventArgs)ScrollableControl.OnPaddingChanged(EventArgs)ScrollableControl.SetDisplayRectLocation(int, int)ScrollableControl.ScrollControlIntoView(Control)ScrollableControl.OnScroll(ScrollEventArgs)ScrollableControl.SetAutoScrollMargin(int, int)ScrollableControl.SetScrollState(int, bool)ScrollableControl.AutoScrollMarginScrollableControl.AutoScrollPositionScrollableControl.AutoScrollMinSizeScrollableControl.DisplayRectangleScrollableControl.HScrollScrollableControl.HorizontalScrollScrollableControl.VScrollScrollableControl.VerticalScrollScrollableControl.ScrollControl.GetAccessibilityObjectById(int)Control.SetAutoSizeMode(AutoSizeMode)Control.GetAutoSizeMode()Control.AccessibilityNotifyClients(AccessibleEvents, int)Control.AccessibilityNotifyClients(AccessibleEvents, int, int)Control.BeginInvoke(Delegate)Control.BeginInvoke(Delegate, params object[])Control.BringToFront()Control.Contains(Control)Control.CreateAccessibilityInstance()Control.CreateGraphics()Control.CreateControl()Control.DestroyHandle()Control.DoDragDrop(object, DragDropEffects)Control.DrawToBitmap(Bitmap, Rectangle)Control.EndInvoke(IAsyncResult)Control.FindForm()Control.GetTopLevel()Control.RaiseKeyEvent(object, KeyEventArgs)Control.RaiseMouseEvent(object, MouseEventArgs)Control.Focus()Control.FromChildHandle(IntPtr)Control.FromHandle(IntPtr)Control.GetChildAtPoint(Point, GetChildAtPointSkip)Control.GetChildAtPoint(Point)Control.GetContainerControl()Control.GetNextControl(Control, bool)Control.GetStyle(ControlStyles)Control.Hide()Control.InitLayout()Control.Invalidate(Region)Control.Invalidate(Region, bool)Control.Invalidate()Control.Invalidate(bool)Control.Invalidate(Rectangle)Control.Invalidate(Rectangle, bool)Control.Invoke(Delegate)Control.Invoke(Delegate, params object[])Control.InvokePaint(Control, PaintEventArgs)Control.InvokePaintBackground(Control, PaintEventArgs)Control.IsKeyLocked(Keys)Control.IsInputChar(char)Control.IsInputKey(Keys)Control.IsMnemonic(char, string)Control.LogicalToDeviceUnits(int)Control.LogicalToDeviceUnits(Size)Control.ScaleBitmapLogicalToDevice(ref Bitmap)Control.NotifyInvalidate(Rectangle)Control.InvokeOnClick(Control, EventArgs)Control.OnBindingContextChanged(EventArgs)Control.OnCausesValidationChanged(EventArgs)Control.OnContextMenuChanged(EventArgs)Control.OnContextMenuStripChanged(EventArgs)Control.OnCursorChanged(EventArgs)Control.OnDockChanged(EventArgs)Control.OnNotifyMessage(Message)Control.OnParentBackColorChanged(EventArgs)Control.OnParentBackgroundImageChanged(EventArgs)Control.OnParentBindingContextChanged(EventArgs)Control.OnParentCursorChanged(EventArgs)Control.OnParentEnabledChanged(EventArgs)Control.OnParentFontChanged(EventArgs)Control.OnParentForeColorChanged(EventArgs)Control.OnParentRightToLeftChanged(EventArgs)Control.OnParentVisibleChanged(EventArgs)Control.OnPrint(PaintEventArgs)Control.OnTabIndexChanged(EventArgs)Control.OnTabStopChanged(EventArgs)Control.OnClick(EventArgs)Control.OnClientSizeChanged(EventArgs)Control.OnControlAdded(ControlEventArgs)Control.OnControlRemoved(ControlEventArgs)Control.OnLocationChanged(EventArgs)Control.OnDoubleClick(EventArgs)Control.OnDragEnter(DragEventArgs)Control.OnDragOver(DragEventArgs)Control.OnDragLeave(EventArgs)Control.OnDragDrop(DragEventArgs)Control.OnGiveFeedback(GiveFeedbackEventArgs)Control.InvokeGotFocus(Control, EventArgs)Control.OnGotFocus(EventArgs)Control.OnHelpRequested(HelpEventArgs)Control.OnInvalidated(InvalidateEventArgs)Control.OnKeyDown(KeyEventArgs)Control.OnKeyPress(KeyPressEventArgs)Control.OnKeyUp(KeyEventArgs)Control.OnLeave(EventArgs)Control.InvokeLostFocus(Control, EventArgs)Control.OnLostFocus(EventArgs)Control.OnMarginChanged(EventArgs)Control.OnMouseDoubleClick(MouseEventArgs)Control.OnMouseClick(MouseEventArgs)Control.OnMouseCaptureChanged(EventArgs)Control.OnMouseDown(MouseEventArgs)Control.OnMouseEnter(EventArgs)Control.OnMouseLeave(EventArgs)Control.OnDpiChangedBeforeParent(EventArgs)Control.OnDpiChangedAfterParent(EventArgs)Control.OnMouseHover(EventArgs)Control.OnMouseMove(MouseEventArgs)Control.OnMouseUp(MouseEventArgs)Control.OnMove(EventArgs)Control.OnQueryContinueDrag(QueryContinueDragEventArgs)Control.OnRegionChanged(EventArgs)Control.OnPreviewKeyDown(PreviewKeyDownEventArgs)Control.OnSizeChanged(EventArgs)Control.OnChangeUICues(UICuesEventArgs)Control.OnSystemColorsChanged(EventArgs)Control.OnValidating(CancelEventArgs)Control.OnValidated(EventArgs)Control.RescaleConstantsForDpi(int, int)Control.PerformLayout()Control.PerformLayout(Control, string)Control.PointToClient(Point)Control.PointToScreen(Point)Control.PreProcessMessage(ref Message)Control.PreProcessControlMessage(ref Message)Control.ProcessKeyEventArgs(ref Message)Control.ProcessKeyMessage(ref Message)Control.RaiseDragEvent(object, DragEventArgs)Control.RaisePaintEvent(object, PaintEventArgs)Control.RecreateHandle()Control.RectangleToClient(Rectangle)Control.RectangleToScreen(Rectangle)Control.ReflectMessage(IntPtr, ref Message)Control.Refresh()Control.ResetMouseEventArgs()Control.ResetText()Control.ResumeLayout()Control.ResumeLayout(bool)Control.Scale(SizeF)Control.Select()Control.SelectNextControl(Control, bool, bool, bool, bool)Control.SendToBack()Control.SetBounds(int, int, int, int)Control.SetBounds(int, int, int, int, BoundsSpecified)Control.SizeFromClientSize(Size)Control.SetStyle(ControlStyles, bool)Control.SetTopLevel(bool)Control.RtlTranslateAlignment(HorizontalAlignment)Control.RtlTranslateAlignment(LeftRightAlignment)Control.RtlTranslateAlignment(ContentAlignment)Control.RtlTranslateHorizontal(HorizontalAlignment)Control.RtlTranslateLeftRight(LeftRightAlignment)Control.RtlTranslateContent(ContentAlignment)Control.Show()Control.SuspendLayout()Control.Update()Control.UpdateBounds()Control.UpdateBounds(int, int, int, int)Control.UpdateBounds(int, int, int, int, int, int)Control.UpdateZOrder()Control.UpdateStyles()Control.OnImeModeChanged(EventArgs)Control.AccessibilityObjectControl.AccessibleDefaultActionDescriptionControl.AccessibleDescriptionControl.AccessibleNameControl.AccessibleRoleControl.AllowDropControl.AnchorControl.AutoScrollOffsetControl.LayoutEngineControl.BackgroundImageControl.BackgroundImageLayoutControl.BottomControl.BoundsControl.CanFocusControl.CanRaiseEventsControl.CanSelectControl.CaptureControl.CausesValidationControl.CheckForIllegalCrossThreadCallsControl.ClientRectangleControl.CompanyNameControl.ContainsFocusControl.ContextMenuControl.ContextMenuStripControl.ControlsControl.CreatedControl.CursorControl.DataBindingsControl.DefaultBackColorControl.DefaultCursorControl.DefaultFontControl.DefaultForeColorControl.DefaultMarginControl.DefaultMaximumSizeControl.DefaultMinimumSizeControl.DefaultPaddingControl.DeviceDpiControl.IsDisposedControl.DisposingControl.DockControl.DoubleBufferedControl.EnabledControl.FocusedControl.FontHeightControl.HandleControl.HasChildrenControl.HeightControl.IsHandleCreatedControl.InvokeRequiredControl.IsAccessibleControl.IsMirroredControl.LeftControl.MarginControl.ModifierKeysControl.MouseButtonsControl.MousePositionControl.NameControl.ParentControl.ProductNameControl.ProductVersionControl.RecreatingHandleControl.RegionControl.RenderRightToLeftControl.ResizeRedrawControl.RightControl.RightToLeftControl.ScaleChildrenControl.TabIndexControl.TabStopControl.TagControl.TopControl.TopLevelControlControl.ShowKeyboardCuesControl.ShowFocusCuesControl.UseWaitCursorControl.VisibleControl.WidthControl.PreferredSizeControl.PaddingControl.ImeModeControl.ImeModeBaseControl.PropagatingImeModeControl.BackColorChangedControl.BackgroundImageChangedControl.BackgroundImageLayoutChangedControl.BindingContextChangedControl.CausesValidationChangedControl.ClientSizeChangedControl.ContextMenuChangedControl.ContextMenuStripChangedControl.CursorChangedControl.DockChangedControl.EnabledChangedControl.FontChangedControl.ForeColorChangedControl.LocationChangedControl.MarginChangedControl.RegionChangedControl.RightToLeftChangedControl.SizeChangedControl.TabIndexChangedControl.TabStopChangedControl.TextChangedControl.VisibleChangedControl.ClickControl.ControlAddedControl.ControlRemovedControl.DragDropControl.DragEnterControl.DragOverControl.DragLeaveControl.GiveFeedbackControl.HandleCreatedControl.HandleDestroyedControl.HelpRequestedControl.InvalidatedControl.PaddingChangedControl.PaintControl.QueryContinueDragControl.QueryAccessibilityHelpControl.DoubleClickControl.EnterControl.GotFocusControl.KeyDownControl.KeyPressControl.KeyUpControl.LayoutControl.LeaveControl.LostFocusControl.MouseClickControl.MouseDoubleClickControl.MouseCaptureChangedControl.MouseDownControl.MouseEnterControl.MouseLeaveControl.DpiChangedBeforeParentControl.DpiChangedAfterParentControl.MouseHoverControl.MouseMoveControl.MouseUpControl.MouseWheelControl.MoveControl.PreviewKeyDownControl.ResizeControl.ChangeUICuesControl.StyleChangedControl.SystemColorsChangedControl.ValidatingControl.ValidatedControl.ParentChangedControl.ImeModeChangedComponent.Dispose()Component.GetService(Type)Component.EventsComponent.ContainerComponent.DesignModeComponent.DisposedMarshalByRefObject.MemberwiseClone(bool)MarshalByRefObject.GetLifetimeService()MarshalByRefObject.InitializeLifetimeService()MarshalByRefObject.CreateObjRef(Type)...

Constructors

Initializes a new instance of the ConditionalFormattingForm class.

C#
public ConditionalFormattingForm()

Initializes a new instance of the ConditionalFormattingForm class.

C#
public ConditionalFormattingForm(GridViewTemplate template, GridViewDataColumn column, string themeName)
Parameters:templateGridViewTemplate

The GridViewTemplate whose columns will be formatted.

columnGridViewDataColumn

An instance of GridViewDataColumn.

themeNamestring

ThemeName of the form and its controls.

Initializes a new instance of the ConditionalFormattingForm class.

C#
public ConditionalFormattingForm(GridViewTemplate template, GridViewDataColumn column)
Parameters:templateGridViewTemplate

the GridViewTemplate whose columns will be formatted.

columnGridViewDataColumn

An instance of GridViewDataColumn

Initializes a new instance of the ConditionalFormattingForm class.

C#
public ConditionalFormattingForm(GridViewTemplate template)
Parameters:templateGridViewTemplate

the GridViewTemplate whose columns will be formatted.

Initializes a new instance of the ConditionalFormattingForm class.

C#
public ConditionalFormattingForm(RadGridView radGridView, GridViewTemplate template, GridViewDataColumn column, string themeName)
Parameters:radGridViewRadGridView

Owner control.

templateGridViewTemplate

The GridViewTemplate whose columns will be formatted.

columnGridViewDataColumn

An instance of GridViewDataColumn.

themeNamestring

ThemeName of the form and its controls.

Properties

Gets or sets the column display style.

C#
public ColumnDisplayStyle ColumnDisplayStyle { get; set; }
Property Value:

The column display style.

Gets the GridViewDataColumn that is currently formatted.

C#
public GridViewDataColumn CurrentColumn { get; set; }

Gets or sets the select from visible columns only.

C#
public bool SelectFromVisibleColumnsOnly { get; set; }
Property Value:

The select from visible columns only.

Gets the GridViewTemplate whose columns will be formatted.

C#
public GridViewTemplate Template { get; set; }

Methods

Clean up any resources being used.

C#
protected override void Dispose(bool disposing)
Parameters:disposingbool

true if managed resources should be disposed; otherwise, false.

Overrides: RadForm.Dispose(bool)

Force edit of a specified column

C#
public void Edit(GridViewDataColumn column)
Parameters:columnGridViewDataColumn

The GridViewColumn to edit

Gets the column title.

C#
protected virtual string GetColumnTitle(GridViewDataColumn column)
Parameters:columnGridViewDataColumn

The column.

Returns:

string

Raises the event.

C#
protected override void OnLoad(EventArgs e)
Parameters:eEventArgs

The EventArgs instance containing the event data.

Overrides: RadForm.OnLoad(EventArgs)