Control Events (System.Windows.Forms)

.NET Framework Class Library

Control Events

The Control type exposes the following members.

Events

	Name	Description
	AutoSizeChanged	Infrastructure. This event is not relevant for this class.
	BackColorChanged	Occurs when the value of the BackColor property changes.
	BackgroundImageChanged	Occurs when the value of the BackgroundImage property changes.
	BackgroundImageLayoutChanged	Occurs when the BackgroundImageLayout property changes.
	BindingContextChanged	Occurs when the value of the BindingContext property changes.
	CausesValidationChanged	Occurs when the value of the CausesValidation property changes.
	ChangeUICues	Occurs when the focus or keyboard user interface (UI) cues change.
	Click	Occurs when the control is clicked.
	ClientSizeChanged	Occurs when the value of the ClientSize property changes.
	ContextMenuChanged	Occurs when the value of the ContextMenu property changes.
	ContextMenuStripChanged	Occurs when the value of the ContextMenuStrip property changes.
	ControlAdded	Occurs when a new control is added to the Control..::.ControlCollection.
	ControlRemoved	Occurs when a control is removed from the Control..::.ControlCollection.
	CursorChanged	Occurs when the value of the Cursor property changes.
	Disposed	Occurs when the component is disposed by a call to the Dispose method. (Inherited from Component.)
	DockChanged	Occurs when the value of the Dock property changes.
	DoubleClick	Occurs when the control is double-clicked.
	DragDrop	Occurs when a drag-and-drop operation is completed.
	DragEnter	Occurs when an object is dragged into the control's bounds.
	DragLeave	Occurs when an object is dragged out of the control's bounds.
	DragOver	Occurs when an object is dragged over the control's bounds.
	EnabledChanged	Occurs when the Enabled property value has changed.
	Enter	Occurs when the control is entered.
	FontChanged	Occurs when the Font property value changes.
	ForeColorChanged	Occurs when the ForeColor property value changes.
	GiveFeedback	Occurs during a drag operation.
	GotFocus	Occurs when the control receives focus.
	HandleCreated	Occurs when a handle is created for the control.
	HandleDestroyed	Occurs when the control's handle is in the process of being destroyed.
	HelpRequested	Occurs when the user requests help for a control.
	ImeModeChanged	Occurs when the ImeMode property has changed.
	Invalidated	Occurs when a control's display requires redrawing.
	KeyDown	Occurs when a key is pressed while the control has focus.
	KeyPress	Occurs when a key is pressed while the control has focus.
	KeyUp	Occurs when a key is released while the control has focus.
	Layout	Occurs when a control should reposition its child controls.
	Leave	Occurs when the input focus leaves the control.
	LocationChanged	Occurs when the Location property value has changed.
	LostFocus	Occurs when the control loses focus.
	MarginChanged	Occurs when the control's margin changes.
	MouseCaptureChanged	Occurs when the control loses or gains mouse capture.
	MouseClick	Occurs when the control is clicked by the mouse.
	MouseDoubleClick	Occurs when the control is double clicked by the mouse.
	MouseDown	Occurs when the mouse pointer is over the control and a mouse button is pressed.
	MouseEnter	Occurs when the mouse pointer enters the control.
	MouseHover	Occurs when the mouse pointer rests on the control.
	MouseLeave	Occurs when the mouse pointer leaves the control.
	MouseMove	Occurs when the mouse pointer is moved over the control.
	MouseUp	Occurs when the mouse pointer is over the control and a mouse button is released.
	MouseWheel	Occurs when the mouse wheel moves while the control has focus.
	Move	Occurs when the control is moved.
	PaddingChanged	Occurs when the control's padding changes.
	Paint	Occurs when the control is redrawn.
	ParentChanged	Occurs when the Parent property value changes.
	PreviewKeyDown	Occurs before the KeyDown event when a key is pressed while focus is on this control.
	QueryAccessibilityHelp	Occurs when AccessibleObject is providing help to accessibility applications.
	QueryContinueDrag	Occurs during a drag-and-drop operation and enables the drag source to determine whether the drag-and-drop operation should be canceled.
	RegionChanged	Occurs when the value of the Region property changes.
	Resize	Occurs when the control is resized.
	RightToLeftChanged	Occurs when the RightToLeft property value changes.
	SizeChanged	Occurs when the Size property value changes.
	StyleChanged	Occurs when the control style changes.
	SystemColorsChanged	Occurs when the system colors change.
	TabIndexChanged	Occurs when the TabIndex property value changes.
	TabStopChanged	Occurs when the TabStop property value changes.
	TextChanged	Occurs when the Text property value changes.
	Validated	Occurs when the control is finished validating.
	Validating	Occurs when the control is validating.
	VisibleChanged	Occurs when the Visible property value changes.

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Reference

Control Class

System.Windows.Forms Namespace