CancelEventArgs

26 types derived from CancelEventArgs

Microsoft.VisualBasic.Forms (1)

Microsoft\VisualBasic\ApplicationServices\StartupEventArgs.vb (1)

PresentationFramework (6)

System\Windows\Ink\Events.cs (3)

114public class InkCanvasSelectionChangingEventArgs : CancelEventArgs 218public class InkCanvasSelectionEditingEventArgs : CancelEventArgs 257public class InkCanvasStrokeErasingEventArgs : CancelEventArgs

System\Windows\Navigation\NavigatingCancelEventArgs.cs (1)

26public class NavigatingCancelEventArgs : CancelEventArgs

System\Windows\Navigation\NavigationService.cs (1)

4183internal class BPReadyEventArgs : CancelEventArgs

System\Windows\SessionEndingCancelEventArgs.cs (1)

26public class SessionEndingCancelEventArgs : CancelEventArgs

System.ComponentModel.EventBasedAsync (1)

System\ComponentModel\DoWorkEvent.cs (1)

8public class DoWorkEventArgs : CancelEventArgs

System.Configuration.ConfigurationManager (1)

System\Configuration\SettingChangingEventArgs.cs (1)

11public class SettingChangingEventArgs : CancelEventArgs

System.Drawing.Common (1)

System\Drawing\Printing\PrintEventArgs.cs (1)

11public class PrintEventArgs : CancelEventArgs

System.Windows.Forms (16)

System\Windows\Forms\Controls\DataGridView\DataGridViewCellCancelEventArgs.cs (1)

8public class DataGridViewCellCancelEventArgs : CancelEventArgs, IDataGridViewCellEventArgs

System\Windows\Forms\Controls\DataGridView\DataGridViewCellValidatingEventArgs.cs (1)

8public class DataGridViewCellValidatingEventArgs : CancelEventArgs, IDataGridViewCellEventArgs

System\Windows\Forms\Controls\DataGridView\DataGridViewRowCancelEventArgs.cs (1)

8public class DataGridViewRowCancelEventArgs : CancelEventArgs

System\Windows\Forms\Controls\ListView\ColumnReorderedEventArgs.cs (1)

8public class ColumnReorderedEventArgs : CancelEventArgs

System\Windows\Forms\Controls\ListView\ColumnWidthChangingEventArgs.cs (1)

8public class ColumnWidthChangingEventArgs : CancelEventArgs

System\Windows\Forms\Controls\TabControl\TabControlCancelEventArgs.cs (1)

12public class TabControlCancelEventArgs : CancelEventArgs

System\Windows\Forms\Controls\ToolStrips\ToolStripDropDownClosingEventArgs.cs (1)

8public class ToolStripDropDownClosingEventArgs : CancelEventArgs

System\Windows\Forms\Controls\ToolStrips\ToolStripLocationCancelEventArgs.cs (1)

11internal class ToolStripLocationCancelEventArgs : CancelEventArgs

System\Windows\Forms\Controls\TreeView\TreeViewCancelEventArgs.cs (1)

14public class TreeViewCancelEventArgs : CancelEventArgs

System\Windows\Forms\Controls\WebBrowser\WebBrowserNavigatingEventArgs.cs (1)

11public class WebBrowserNavigatingEventArgs : CancelEventArgs

System\Windows\Forms\DataBinding\BindingCompleteEventArgs.cs (1)

11public class BindingCompleteEventArgs : CancelEventArgs

System\Windows\Forms\FormClosingEventArgs.cs (1)

11public class FormClosingEventArgs : CancelEventArgs

System\Windows\Forms\Input\InputLanguageChangingEventArgs.cs (1)

12public class InputLanguageChangingEventArgs : CancelEventArgs

System\Windows\Forms\Layout\Containers\SplitterCancelEventArgs.cs (1)

11public class SplitterCancelEventArgs : CancelEventArgs

System\Windows\Forms\Rendering\DpiChangedEventArgs.cs (1)

12public sealed class DpiChangedEventArgs : CancelEventArgs

System\Windows\Forms\ToolTip\PopupEventArgs.cs (1)

12public class PopupEventArgs : CancelEventArgs

26 instantiations of CancelEventArgs

PresentationCore (1)

System\Windows\Input\Stylus\Common\StylusPointCollection.cs (1)

634CancelEventArgs e = new CancelEventArgs

PresentationFramework (3)

Microsoft\Win32\CommonItemDialog.cs (1)

574var cancelArgs = new CancelEventArgs();

System\Windows\Window.cs (2)

2215CancelEventArgs e = new CancelEventArgs(false); 4368CancelEventArgs e = new CancelEventArgs(false);

System.Configuration.ConfigurationManager (1)

System\Configuration\ApplicationSettingsBase.cs (1)

372CancelEventArgs e = new CancelEventArgs(false);

System.Windows.Forms (7)

System\Windows\Forms\Control.cs (1)

6543CancelEventArgs ev = new();

System\Windows\Forms\Controls\ToolStrips\ToolStripDropDown.cs (1)

1586CancelEventArgs openEventArgs = new(cancel: DisplayedItems.Count == 0);

System\Windows\Forms\Controls\WebBrowser\WebBrowser.WebBrowserEvent.cs (1)

123CancelEventArgs e = new();

System\Windows\Forms\Dialogs\CommonDialogs\FileDialog.cs (1)

407CancelEventArgs ceevent = new();

System\Windows\Forms\Dialogs\CommonDialogs\FileDialog.Vista.cs (1)

140CancelEventArgs ceevent = new();

System\Windows\Forms\Form.cs (1)

6968CancelEventArgs e = new(false);

System\Windows\Forms\Layout\Containers\ContainerControl.cs (1)

1927CancelEventArgs ev = new CancelEventArgs

System.Windows.Forms.Design (2)

System\Windows\Forms\Design\StyleEditorForm.cs (2)

485CancelEventArgs cancelEvent = new(); 492CancelEventArgs cancelEvent = new();

System.Windows.Forms.Tests (12)

System\Windows\Forms\ControlTests.Handlers.cs (2)

5510yield return new object[] { new CancelEventArgs() }; 5511yield return new object[] { new CancelEventArgs(true) };

System\Windows\Forms\FileDialogTests.cs (1)

551yield return new object[] { new CancelEventArgs() };

System\Windows\Forms\ToolStripControlHostTests.cs (3)

3921yield return new object[] { new CancelEventArgs() }; 3922yield return new object[] { new CancelEventArgs(true) }; 4131c.OnValidating(new CancelEventArgs());

System\Windows\Forms\ToolStripDropDownTests.cs (4)

4693yield return new object[] { new CancelEventArgs(false) }; 4694yield return new object[] { new CancelEventArgs(true) }; 4821yield return new object[] { new CancelEventArgs() }; 4822yield return new object[] { new CancelEventArgs(true) };

System\Windows\Forms\WebBrowserTests.cs (2)

3822yield return new object[] { new CancelEventArgs(false) }; 3823yield return new object[] { new CancelEventArgs(true) };

77 references to CancelEventArgs

Microsoft.VisualStudio.LanguageServices.CSharp (1)

Options\NamingStylesOptionPage.cs (1)

34protected override void OnDeactivate(CancelEventArgs e)

netstandard (1)

netstandard.cs (1)

192[assembly: System.Runtime.CompilerServices.TypeForwardedTo(typeof(System.ComponentModel.CancelEventArgs))]

PresentationCore (2)

System\Windows\Ink\Stroke.cs (1)

1081private void StylusPoints_CountGoingToZero(object sender, CancelEventArgs e)

System\Windows\Input\Stylus\Common\StylusPointCollection.cs (1)

634CancelEventArgs e = new CancelEventArgs

PresentationFramework (7)

Microsoft\Win32\CommonItemDialog.cs (2)

264protected virtual void OnItemOk(CancelEventArgs e) { } 574var cancelArgs = new CancelEventArgs();

Microsoft\Win32\FileDialog.cs (1)

413protected override void OnItemOk(CancelEventArgs e)

Microsoft\Win32\OpenFolderDialog.cs (1)

233protected override void OnItemOk(CancelEventArgs e)

System\Windows\Window.cs (3)

2044protected virtual void OnClosing(CancelEventArgs e) 2215CancelEventArgs e = new CancelEventArgs(false); 4368CancelEventArgs e = new CancelEventArgs(false);

System (1)

src\libraries\shims\System\ref\System.cs (1)

178[assembly: System.Runtime.CompilerServices.TypeForwardedTo(typeof(System.ComponentModel.CancelEventArgs))]

System.ComponentModel.TypeConverter (1)

System\ComponentModel\CancelEventHandler.cs (1)

9public delegate void CancelEventHandler(object? sender, CancelEventArgs e);

System.Configuration.ConfigurationManager (3)

System\Configuration\ApplicationSettingsBase.cs (2)

331protected virtual void OnSettingsSaving(object sender, CancelEventArgs e) 372CancelEventArgs e = new CancelEventArgs(false);

System\Configuration\SettingsSavingEventHandler.cs (1)

12public delegate void SettingsSavingEventHandler(object sender, CancelEventArgs e);

System.Windows.Forms (25)

System\Windows\Forms\Application.cs (2)

957/// Overload of <see cref="Exit(CancelEventArgs)"/> that does not care about e.Cancel. 967public static void Exit(CancelEventArgs? e)

System\Windows\Forms\Control.cs (2)

6543CancelEventArgs ev = new(); 8024protected virtual void OnValidating(CancelEventArgs e)

System\Windows\Forms\Controls\ComboBox\ComboBox.cs (1)

2784protected override void OnValidating(CancelEventArgs e)

System\Windows\Forms\Controls\DataGridView\DataGridView.Methods.cs (1)

19041protected override void OnValidating(CancelEventArgs e)

System\Windows\Forms\Controls\TextBox\MaskedTextBox.cs (2)

2123protected override void OnValidating(CancelEventArgs e) 2300private object? PerformTypeValidation(CancelEventArgs? e)

System\Windows\Forms\Controls\ToolStrips\ToolStripControlHost.cs (2)

594private void HandleValidating(object? sender, CancelEventArgs e) => OnValidating(e); 792protected virtual void OnValidating(CancelEventArgs e) => RaiseCancelEvent(s_validatingEvent, e);

System\Windows\Forms\Controls\ToolStrips\ToolStripDropDown.cs (2)

1148protected virtual void OnOpening(CancelEventArgs e) 1586CancelEventArgs openEventArgs = new(cancel: DisplayedItems.Count == 0);

System\Windows\Forms\Controls\ToolStrips\ToolStripItem.cs (1)

3073internal void RaiseCancelEvent(object key, CancelEventArgs e) => ((CancelEventHandler?)Events[key])?.Invoke(this, e);

System\Windows\Forms\Controls\ToolStrips\ToolStripPanel.FeedbackRectangle.FeedbackDropDown.cs (1)

86protected override void OnOpening(CancelEventArgs e)

System\Windows\Forms\Controls\WebBrowser\WebBrowser.cs (1)

1232protected virtual void OnNewWindow(CancelEventArgs e) => NewWindow?.Invoke(this, e);

System\Windows\Forms\Controls\WebBrowser\WebBrowser.WebBrowserEvent.cs (1)

123CancelEventArgs e = new();

System\Windows\Forms\DataBinding\Binding.cs (1)

1114private void Target_Validate(object? sender, CancelEventArgs e)

System\Windows\Forms\Dialogs\CommonDialogs\FileDialog.cs (2)

407CancelEventArgs ceevent = new(); 603protected void OnFileOk(CancelEventArgs e)

System\Windows\Forms\Dialogs\CommonDialogs\FileDialog.Vista.cs (1)

140CancelEventArgs ceevent = new();

System\Windows\Forms\Form.cs (3)

3987protected virtual void OnClosing(CancelEventArgs e) 4187protected virtual void OnHelpButtonClicked(CancelEventArgs e) 6968CancelEventArgs e = new(false);

System\Windows\Forms\Layout\Containers\ContainerControl.cs (1)

1927CancelEventArgs ev = new CancelEventArgs

System\Windows\Forms\Printing\PrintPreviewDialog.cs (1)

983protected override void OnClosing(CancelEventArgs e)

System.Windows.Forms.Design (19)

System\ComponentModel\Design\BinaryEditor.BinaryUI.cs (1)

132private void Form_HelpButtonClicked(object? sender, CancelEventArgs e)

System\ComponentModel\Design\CollectionEditor.CollectionEditorCollectionForm.cs (1)

351private void CollectionEditor_HelpButtonClicked(object? sender, CancelEventArgs e)

System\Windows\Forms\Design\DataGridViewAddColumnDialog.cs (2)

570private void DataGridViewAddColumnDialog_HelpButtonClicked(object? sender, CancelEventArgs e) 630private void nameTextBox_Validating(object? sender, CancelEventArgs e)

System\Windows\Forms\Design\DataGridViewCellStyleBuilder.cs (1)

280private void DataGridViewCellStyleBuilder_HelpButtonClicked(object? sender, CancelEventArgs e)

System\Windows\Forms\Design\DataGridViewColumnCollectionDialog.cs (1)

774private void DataGridViewColumnCollectionDialog_HelpButtonClicked(object? sender, CancelEventArgs e)

System\Windows\Forms\Design\FormatStringDialog.cs (1)

66private void FormatStringDialog_HelpButtonClicked(object? sender, CancelEventArgs e)

System\Windows\Forms\Design\GroupedContextMenuStrip.cs (1)

69protected override void OnOpening(CancelEventArgs e)

System\Windows\Forms\Design\LinkAreaEditor.LinkAreaUI.cs (1)

123private void LinkAreaEditor_HelpButtonClicked(object? sender, CancelEventArgs e)

System\Windows\Forms\Design\MaskDesignerDialog.cs (2)

671private void MaskDesignerDialog_HelpButtonClicked(object? sender, CancelEventArgs e) 685private void txtBoxMask_Validating(object? sender, CancelEventArgs e)

System\Windows\Forms\Design\NewItemsContextMenuStrip.cs (1)

34protected override void OnOpening(CancelEventArgs e)

System\Windows\Forms\Design\StringCollectionEditor.StringCollectionForm.cs (1)

47private void StringCollectionEditor_HelpButtonClicked(object? sender, CancelEventArgs e)

System\Windows\Forms\Design\StyleEditorForm.cs (3)

485CancelEventArgs cancelEvent = new(); 492CancelEventArgs cancelEvent = new(); 497private void OnHelpButtonClicked(object sender, CancelEventArgs e)

System\Windows\Forms\Design\TableLayoutPanelDesigner.cs (1)

1575private void OnRowColMenuOpening(object sender, CancelEventArgs e)

System\Windows\Forms\Design\ToolStripCollectionEditor.ToolStripItemEditorForm.cs (1)

486private void ToolStripCollectionEditor_HelpButtonClicked(object sender, CancelEventArgs e)

System\Windows\Forms\Design\TreeNodeCollectionEditor.cs (1)

702private void TreeNodeCollectionEditor_HelpButtonClicked(object sender, CancelEventArgs e)

System.Windows.Forms.Tests (15)

System\Windows\Forms\ControlTests.cs (1)

1390public new void OnValidating(CancelEventArgs e) => base.OnValidating(e);

System\Windows\Forms\ControlTests.Handlers.cs (1)

5516public void Control_OnValidating_Invoke_CallsValidating(CancelEventArgs eventArgs)

System\Windows\Forms\FileDialogTests.cs (2)

556public void FileDialog_OnFileOk_Invoke_Success(CancelEventArgs eventArgs) 851public new void OnFileOk(CancelEventArgs e) => base.OnFileOk(e);

System\Windows\Forms\ToolStripControlHostTests.cs (4)

3927public void ToolStripControlHost_OnSubscribeControlEvents_InvokeValidating_Success(CancelEventArgs eventArgs) 4170public void ToolStripControlHost_OnValidating_Invoke_CallsValidating(CancelEventArgs eventArgs) 4626public new void OnValidating(CancelEventArgs e) => base.OnValidating(e); 4701public new void OnValidating(CancelEventArgs e) => base.OnValidating(e);

System\Windows\Forms\ToolStripDropDownTests.cs (5)

4699public void ToolStripDropDown_OnOpening_Invoke_CallsOpening(CancelEventArgs eventArgs) 4703void handler(object sender, CancelEventArgs e) 4827public void ToolStripDropDown_OnValidating_Invoke_CallsValidating(CancelEventArgs eventArgs) 5220public new void OnOpening(CancelEventArgs e) => base.OnOpening(e); 5230public new void OnValidating(CancelEventArgs e) => base.OnValidating(e);

System\Windows\Forms\WebBrowserTests.cs (2)

3828public void WebBrowser_OnNewWindow_Invoke_CallsNewWindow(CancelEventArgs eventArgs) 4748public new void OnNewWindow(CancelEventArgs e) => base.OnNewWindow(e);

System.Windows.Forms.UI.IntegrationTests (1)

DragDropTests.cs (1)

1042private void ContextMenuStrip_Opening(object? sender, CancelEventArgs e)

WinFormsControlsTest (1)

DragDrop.cs (1)

462private void ContextMenuStrip_Opening(object? sender, CancelEventArgs e)