UserControlComboBox Class

This is a user control combo box control that supports all features of the standard Windows Forms combo box but displays a user control for its drop-down and has some extra features such as auto-completion and row/column indexers.

Definition

Namespace: EWSoftware.ListControls
Assembly: EWSoftware.ListControls (in EWSoftware.ListControls.dll) Version: 2023.4.9.0
public class UserControlComboBox : BaseComboBox
Inheritance
Object    MarshalByRefObject    Component    Control    ScrollableControl    ContainerControl    UserControl    BaseListControl    BaseComboBox    UserControlComboBox
Derived

Constructors

UserControlComboBox Constructor

Properties

AccessibilityObjectGets the AccessibleObject assigned to the control.
(Inherited from Control)
AccessibleDefaultActionDescriptionGets or sets the default action description of the control for use by accessibility client applications.
(Inherited from Control)
AccessibleDescriptionGets or sets the description of the control used by accessibility client applications.
(Inherited from Control)
AccessibleNameGets or sets the name of the control used by accessibility client applications.
(Inherited from Control)
AccessibleRoleGets or sets the accessible role of the control.
(Inherited from Control)
ActiveControlGets or sets the active control on the container control.
(Inherited from ContainerControl)
AllowAutoCompletion This is used to set or get whether auto-completion is enabled
(Inherited from BaseComboBox)
AllowDropGets or sets a value indicating whether the control can accept data that the user drags onto it.
(Inherited from Control)
AnchorGets or sets the edges of the container to which a control is bound and determines how a control is resized with its parent.
(Inherited from Control)
AutoScaleDimensionsGets or sets the dimensions that the control was designed to.
(Inherited from ContainerControl)
AutoScaleFactorGets the scaling factor between the current and design-time automatic scaling dimensions.
(Inherited from ContainerControl)
AutoScaleModeGets or sets the automatic scaling mode of the control.
(Inherited from ContainerControl)
AutoScrollMarginGets or sets the size of the auto-scroll margin.
(Inherited from ScrollableControl)
AutoScrollMinSizeGets or sets the minimum size of the auto-scroll.
(Inherited from ScrollableControl)
AutoScrollOffsetGets or sets where this control is scrolled to in ScrollControlIntoView(Control).
(Inherited from Control)
AutoScrollPositionGets or sets the location of the auto-scroll position.
(Inherited from ScrollableControl)
AutoSizeThis property is not relevant for this class.
(Inherited from UserControl)
AutoSizeModeGets or sets how the control will resize itself.
(Inherited from UserControl)
AutoValidateGets or sets how the control performs validation when the user changes focus to another control.
(Inherited from UserControl)
BackColor This is used to set or get the background color of the text portion of the combo box control
(Inherited from BaseComboBox)
BackgroundImageLayoutGets or sets the background image layout as defined in the ImageLayout enumeration.
(Inherited from Control)
BindingContextGets or sets the BindingContext for the control.
(Inherited from ContainerControl)
BindingFieldEmpty This helper property is used to see whether or not the display member property value is valid for the data source.
(Inherited from BaseListControl)
BindingPath This property returns the binding path used for the item list
(Inherited from BaseListControl)
BorderStyleGets or sets the border style of the user control.
(Inherited from UserControl)
BottomGets the distance, in pixels, between the bottom edge of the control and the top edge of its container's client area.
(Inherited from Control)
BoundsGets or sets the size and location of the control including its nonclient elements, in pixels, relative to the parent control.
(Inherited from Control)
CanEnableImeGets a value indicating whether the ImeMode property can be set to an active value, to enable IME support.
(Inherited from ContainerControl)
CanFocusGets a value indicating whether the control can receive focus.
(Inherited from Control)
CanRaiseEventsDetermines if events can be raised on the control.
(Inherited from Control)
CanSelectGets a value indicating whether the control can be selected.
(Inherited from Control)
CaptureGets or sets a value indicating whether the control has captured the mouse.
(Inherited from Control)
CausesValidationGets or sets a value indicating whether the control causes validation to be performed on any controls that require validation when it receives focus.
(Inherited from Control)
ClientRectangleGets the rectangle that represents the client area of the control.
(Inherited from Control)
ClientSizeGets or sets the height and width of the client area of the control.
(Inherited from Control)
CompanyNameGets the name of the company or creator of the application containing the control.
(Inherited from Control)
ContainerGets the IContainer that contains the Component.
(Inherited from Component)
ContainsFocusGets a value indicating whether the control, or one of its child controls, currently has the input focus.
(Inherited from Control)
ContextMenuStripGets or sets the ContextMenuStrip associated with this control.
(Inherited from Control)
ControlsGets the collection of controls contained within the control.
(Inherited from Control)
CreatedGets a value indicating whether the control has been created.
(Inherited from Control)
CreateParamsGets the required creation parameters when the control handle is created.
(Inherited from UserControl)
CurrentAutoScaleDimensionsGets the current run-time dimensions of the screen.
(Inherited from ContainerControl)
CursorGets or sets the cursor that is displayed when the mouse pointer is over the control.
(Inherited from Control)
DataBindingsGets the data bindings for the control.
(Inherited from Control)
DataManager This is used to get a reference to the CurrencyManager associated with this control
(Inherited from BaseListControl)
DataSource This gets or sets the data source for the list control
(Inherited from BaseListControl)
DefaultCursorGets or sets the default cursor for the control.
(Inherited from Control)
DefaultImeModeGets the default Input Method Editor (IME) mode supported by the control.
(Inherited from Control)
DefaultMarginGets the space, in pixels, that is specified by default between controls.
(Inherited from Control)
DefaultMaximumSizeGets the length and height, in pixels, that is specified as the default maximum size of a control.
(Inherited from Control)
DefaultMinimumSizeGets the length and height, in pixels, that is specified as the default minimum size of a control.
(Inherited from Control)
DefaultPaddingGets the internal spacing, in pixels, of the contents of a control.
(Inherited from Control)
DefaultSelection This property is used to set or get the default selection's index
(Inherited from BaseComboBox)
DefaultSizeGets the default size of the control.
(Inherited from UserControl)
DesignModeGets a value that indicates whether the Component is currently in design mode.
(Inherited from Component)
DeviceDpiGets the DPI value for the display device where the control is currently being displayed.
(Inherited from Control)
DisplayMember Gets or sets a string that specifies the property of the data source whose contents you want to display.
(Inherited from BaseListControl)
DisplayRectangleGets the rectangle that represents the virtual display area of the control.
(Inherited from ScrollableControl)
DisposingGets a value indicating whether the base Control class is in the process of disposing.
(Inherited from Control)
DockGets or sets which control borders are docked to its parent control and determines how a control is resized with its parent.
(Inherited from Control)
DockPaddingGets the dock padding settings for all edges of the control.
(Inherited from ScrollableControl)
DoubleBufferedGets or sets a value indicating whether this control should redraw its surface using a secondary buffer to reduce or prevent flicker.
(Inherited from Control)
DrawImage Gets or sets whether or not the combo box has an image drawn to the left of the text value
(Inherited from BaseComboBox)
DropDownBackColor This is used to set or get the background color of the drop-down portion of the combo box control
(Inherited from BaseComboBox)
DropDownControl The user control type to use for the drop-down
DropDownFont This property is used to set or get the drop-down's font
(Inherited from BaseComboBox)
DropDownStyle Gets or sets a value specifying the style of the combo box
(Inherited from BaseComboBox)
DroppedDown Gets or sets a value indicating whether the combo box is displaying its drop-down portion
(Inherited from BaseComboBox)
EnabledGets or sets a value indicating whether the control can respond to user interaction.
(Inherited from Control)
EnforceDefaultSelection This property is used to set or get the default selection behavior
(Inherited from BaseComboBox)
EventsGets the list of event handlers that are attached to this Component.
(Inherited from Component)
FlatStyle This is used to set or get the flat drawing style to use for the control
(Inherited from BaseListControl)
FocusedGets a value indicating whether the control has input focus.
(Inherited from Control)
FontGets or sets the font of the text displayed by the control.
(Inherited from Control)
FontHeightGets or sets the height of the font of the control.
(Inherited from Control)
ForeColor This is used to set or get the foreground color of the text portion of the combo box control
(Inherited from BaseComboBox)
HandleGets the window handle that the control is bound to.
(Inherited from Control)
HasChildrenGets a value indicating whether the control contains one or more child controls.
(Inherited from Control)
HeightGets or sets the height of the control.
(Inherited from Control)
HorizontalScrollGets the characteristics associated with the horizontal scroll bar.
(Inherited from ScrollableControl)
HScrollGets or sets a value indicating whether the horizontal scroll bar is visible.
(Inherited from ScrollableControl)
ImeModeGets or sets the Input Method Editor (IME) mode of the control.
(Inherited from Control)
ImeModeBaseGets or sets the IME mode of a control.
(Inherited from Control)
InvokeRequiredGets a value indicating whether the caller must call an invoke method when making method calls to the control because the caller is on a different thread than the one the control was created on.
(Inherited from Control)
IsAccessibleGets or sets a value indicating whether the control is visible to accessibility applications.
(Inherited from Control)
IsAncestorSiteInDesignModeIndicates if one of the Ancestors of this control is sited and that site in DesignMode. This property is read-only.
(Inherited from Control)
IsDisposedGets a value indicating whether the control has been disposed of.
(Inherited from Control)
IsHandleCreatedGets a value indicating whether the control has a handle associated with it.
(Inherited from Control)
IsInitializing This is not part of the ISupportInitialize interface but can be used to find out if initialization is in progress.
(Inherited from BaseListControl)
IsMirroredGets a value indicating whether the control is mirrored.
(Inherited from Control)
ItemString This can be used to get the value of the specified column in the currently selected item
(Inherited from BaseListControl)
ItemInt32, String This can be used to get the value of the specified column in the specified row of the list control's data source.
(Inherited from BaseListControl)
Items Gets an object representing the collection of the items contained in this list control
(Inherited from BaseListControl)
LayoutEngineGets a cached instance of the control's layout engine.
(Inherited from Control)
LeftGets or sets the distance, in pixels, between the left edge of the control and the left edge of its container's client area.
(Inherited from Control)
LocationGets or sets the coordinates of the upper-left corner of the control relative to the upper-left corner of its container.
(Inherited from Control)
MappingName This property returns the mapping name used for the item list
(Inherited from BaseListControl)
MarginGets or sets the space between controls.
(Inherited from Control)
MaxDropDownItems Gets or sets the maximum number of items to be shown in the drop-down portion of the combo box when first displayed. It also controls how many items are skipped when paging up and down.
(Inherited from BaseComboBox)
MaximumSizeGets or sets the size that is the upper limit that GetPreferredSize(Size) can specify.
(Inherited from Control)
MaxLength Gets or sets the maximum number of characters allowed in the editable portion of a combo box
(Inherited from BaseComboBox)
MinimumSizeGets or sets the size that is the lower limit that GetPreferredSize(Size) can specify.
(Inherited from Control)
NameGets or sets the name of the control.
(Inherited from Control)
PaddingGets or sets padding within the control.
(Inherited from Control)
ParentGets or sets the parent container of the control.
(Inherited from Control)
ParentFormGets the form that the container control is assigned to.
(Inherited from ContainerControl)
PreferredSizeGets the size of a rectangular area into which the control can fit.
(Inherited from Control)
ProductNameGets the product name of the assembly containing the control.
(Inherited from Control)
ProductVersionGets the version of the assembly containing the control.
(Inherited from Control)
RecreatingHandleGets a value indicating whether the control is currently re-creating its handle.
(Inherited from Control)
RegionGets or sets the window region associated with the control.
(Inherited from Control)
RenderRightToLeftThis property is now obsolete.
(Inherited from Control)
Obsolete.
ResizeRedrawGets or sets a value indicating whether the control redraws itself when resized.
(Inherited from Control)
RightGets the distance, in pixels, between the right edge of the control and the left edge of its container's client area.
(Inherited from Control)
RightToLeftGets or sets a value indicating whether control's elements are aligned to support locales using right-to-left fonts.
(Inherited from Control)
ScaleChildrenGets a value that determines the scaling of child controls.
(Inherited from Control)
SelectedIndex Gets or sets the index specifying the currently selected item
(Inherited from BaseComboBox)
SelectedItem Gets or sets the currently selected item in the list control
(Inherited from BaseListControl)
SelectedText Gets or sets the text that is selected in the editable portion of a combo box
(Inherited from BaseComboBox)
SelectedValue Gets or sets the value of the member property specified by the ValueMember property in the currently selected item.
(Inherited from BaseListControl)
SelectionLength Gets or sets the number of characters selected in the editable portion of the combo box
(Inherited from BaseComboBox)
SelectionStart Gets or sets the starting index of text selected in the combo box
(Inherited from BaseComboBox)
ShowFocusCuesGets a value indicating whether the control should display focus rectangles.
(Inherited from Control)
ShowKeyboardCuesGets a value indicating whether the user interface is in the appropriate state to show or hide keyboard accelerators.
(Inherited from Control)
SiteGets or sets the site of the control.
(Inherited from Control)
SizeGets or sets the height and width of the control.
(Inherited from Control)
SortOrder Gets or sets a value indicating whether the items in the list control are sorted and, if so, in what order.
(Inherited from BaseListControl)
TabIndexGets or sets the tab order of the control within its container.
(Inherited from Control)
TabStopGets or sets a value indicating whether the user can give the focus to this control using the TAB key.
(Inherited from Control)
TagGets or sets the object that contains data about the control.
(Inherited from Control)
Text This is used to set or get the text in the textbox portion of the combo box control
(Inherited from BaseComboBox)
TopGets or sets the distance, in pixels, between the top edge of the control and the top edge of its container's client area.
(Inherited from Control)
TopLevelControlGets the parent control that is not parented by another Windows Forms control. Typically, this is the outermost Form that the control is contained in.
(Inherited from Control)
UseWaitCursorGets or sets a value indicating whether to use the wait cursor for the current control and all child controls.
(Inherited from Control)
ValueMember Gets or sets a string that specifies the property of the data source from which to draw the value
(Inherited from BaseListControl)
VerticalScrollGets the characteristics associated with the vertical scroll bar.
(Inherited from ScrollableControl)
VisibleGets or sets a value indicating whether the control and all its child controls are displayed.
(Inherited from Control)
VScrollGets or sets a value indicating whether the vertical scroll bar is visible.
(Inherited from ScrollableControl)
WidthGets or sets the width of the control.
(Inherited from Control)
WindowTargetThis property is not relevant for this class.
(Inherited from Control)

Methods

AccessibilityNotifyClients(AccessibleEvents, Int32)Notifies the accessibility client applications of the specified AccessibleEvents for the specified child control.
(Inherited from Control)
AccessibilityNotifyClients(AccessibleEvents, Int32, Int32)Notifies the accessibility client applications of the specified AccessibleEvents for the specified child control .
(Inherited from Control)
AdjustFormScrollbarsAdjusts the scroll bars on the container based on the current control positions and the control currently selected.
(Inherited from ContainerControl)
BeginInit Begin initialization
(Inherited from BaseListControl)
BeginInvoke(Action)Executes the specified delegate asynchronously on the thread that the control's underlying handle was created on.
(Inherited from Control)
BeginInvoke(Delegate)Executes the specified delegate asynchronously on the thread that the control's underlying handle was created on.
(Inherited from Control)
BeginInvoke(Delegate, Object)Executes the specified delegate asynchronously with the specified arguments, on the thread that the control's underlying handle was created on.
(Inherited from Control)
BringToFrontBrings the control to the front of the z-order.
(Inherited from Control)
ContainsRetrieves a value indicating whether the specified control is a child of the control.
(Inherited from Control)
CreateAccessibilityInstanceCreates a new accessibility object for the control.
(Inherited from Control)
CreateControlForces the creation of the visible control, including the creation of the handle and any visible child controls.
(Inherited from Control)
CreateControlsInstanceCreates a new instance of the control collection for the control.
(Inherited from Control)
CreateDropDown This is used to create the drop-down control when needed
(Overrides BaseComboBoxCreateDropDown)
CreateGraphicsCreates the Graphics for the control.
(Inherited from Control)
CreateHandleCreates a handle for the control.
(Inherited from Control)
DefWndProcSends the specified message to the default window procedure.
(Inherited from Control)
DestroyHandleDestroys the handle associated with the control.
(Inherited from Control)
DisposeReleases all resources used by the Component.
(Inherited from Component)
Dispose(Boolean) Clean up any resources being used
(Inherited from BaseComboBox)
DoDragDropBegins a drag-and-drop operation.
(Inherited from Control)
DrawToBitmapSupports rendering to the specified bitmap.
(Inherited from Control)
EndInit End initialization
(Inherited from BaseListControl)
EndInvokeRetrieves the return value of the asynchronous operation represented by the IAsyncResult passed.
(Inherited from Control)
EqualsDetermines whether the specified object is equal to the current object.
(Inherited from Object)
FilterItemOnProperty(Object) This is used to return the property value for the display member
(Inherited from BaseListControl)
FilterItemOnProperty(Object, String) This is used to return the property value for the specified property name
(Inherited from BaseListControl)
FinalizeReleases unmanaged resources and performs other cleanup operations before the Component is reclaimed by garbage collection.
(Inherited from Component)
Find This is called to find an item in the data source
(Inherited from BaseListControl)
FindFormRetrieves the form that the control is on.
(Inherited from Control)
FindString(String) Finds the first item in the list control that starts with the specified string. The search is not case-sensitive.
(Inherited from BaseListControl)
FindString(String, Int32) Finds the first item after the given index which starts with the given string. The search is not case-sensitive.
(Inherited from BaseListControl)
FindStringExact(String) Finds the first item in the list control that matches the specified string. The search is not case-sensitive.
(Inherited from BaseListControl)
FindStringExact(String, Int32) Finds the first item after the given index that matches the given string. The search is not case-sensitive.
(Inherited from BaseListControl)
FocusSets input focus to the control.
(Inherited from Control)
FocusTextBox This is called by derived classes to give the textbox the focus
(Inherited from BaseComboBox)
GetAccessibilityObjectByIdRetrieves the specified AccessibleObject.
(Inherited from Control)
GetAutoSizeModeRetrieves a value indicating how a control will behave when its AutoSize property is enabled.
(Inherited from Control)
GetChildAtPoint(Point)Retrieves the child control that is located at the specified coordinates.
(Inherited from Control)
GetChildAtPoint(Point, GetChildAtPointSkip)Retrieves the child control that is located at the specified coordinates, specifying whether to ignore child controls of a certain type.
(Inherited from Control)
GetContainerControlReturns the next ContainerControl up the control's chain of parent controls.
(Inherited from Control)
GetHashCodeServes as the default hash function.
(Inherited from Object)
GetItemText This is used to get the display member value for the specified item
(Inherited from BaseListControl)
GetLifetimeServiceRetrieves the current lifetime service object that controls the lifetime policy for this instance.
(Inherited from MarshalByRefObject)
Obsolete.
GetNextControlRetrieves the next control forward or back in the tab order of child controls.
(Inherited from Control)
GetPreferredSizeRetrieves the size of a rectangular area into which a control can be fitted.
(Inherited from Control)
GetScaledBoundsRetrieves the bounds within which the control is scaled.
(Inherited from Control)
GetScrollStateDetermines whether the specified flag has been set.
(Inherited from ScrollableControl)
GetServiceReturns an object that represents a service provided by the Component or by its Container.
(Inherited from Component)
GetStyleRetrieves the value of the specified control style bit for the control.
(Inherited from Control)
GetTopLevelDetermines if the control is a top-level control.
(Inherited from Control)
GetTypeGets the Type of the current instance.
(Inherited from Object)
HandleKeys This is used to handle key presses for the textbox and for the combo box control in all drop-down styles.
(Inherited from BaseComboBox)
HideConceals the control from the user.
(Inherited from Control)
InitializeLifetimeServiceObtains a lifetime service object to control the lifetime policy for this instance.
(Inherited from MarshalByRefObject)
Obsolete.
InitLayoutCalled after the control has been added to another container.
(Inherited from Control)
InvalidateInvalidates the entire surface of the control and causes the control to be redrawn.
(Inherited from Control)
Invalidate(Boolean)Invalidates a specific region of the control and causes a paint message to be sent to the control. Optionally, invalidates the child controls assigned to the control.
(Inherited from Control)
Invalidate(Rectangle)Invalidates the specified region of the control (adds it to the control's update region, which is the area that will be repainted at the next paint operation), and causes a paint message to be sent to the control.
(Inherited from Control)
Invalidate(Region)Invalidates the specified region of the control (adds it to the control's update region, which is the area that will be repainted at the next paint operation), and causes a paint message to be sent to the control.
(Inherited from Control)
Invalidate(Rectangle, Boolean)Invalidates the specified region of the control (adds it to the control's update region, which is the area that will be repainted at the next paint operation), and causes a paint message to be sent to the control. Optionally, invalidates the child controls assigned to the control.
(Inherited from Control)
Invalidate(Region, Boolean)Invalidates the specified region of the control (adds it to the control's update region, which is the area that will be repainted at the next paint operation), and causes a paint message to be sent to the control. Optionally, invalidates the child controls assigned to the control.
(Inherited from Control)
Invoke(Action)Executes the specified delegate on the thread that owns the control's underlying window handle.
(Inherited from Control)
Invoke(Delegate)Executes the specified delegate on the thread that owns the control's underlying window handle.
(Inherited from Control)
Invoke(Delegate, Object)Executes the specified delegate, on the thread that owns the control's underlying window handle, with the specified list of arguments.
(Inherited from Control)
InvokeT(FuncT)Executes the specified delegate on the thread that owns the control's underlying window handle.
(Inherited from Control)
InvokeGotFocusRaises the GotFocus event for the specified control.
(Inherited from Control)
InvokeLostFocusRaises the LostFocus event for the specified control.
(Inherited from Control)
InvokeOnClickRaises the Click event for the specified control.
(Inherited from Control)
InvokePaintRaises the Paint event for the specified control.
(Inherited from Control)
InvokePaintBackgroundRaises the PaintBackground event for the specified control.
(Inherited from Control)
IsInputChar This is overridden so that in DropDownList mode, we get to handle all input characters for auto-completion.
(Inherited from BaseComboBox)
IsInputKeyDetermines whether the specified key is a regular input key or a special key that requires preprocessing.
(Inherited from Control)
LogicalToDeviceUnits(Int32)Converts a Logical DPI value to its equivalent DeviceUnit DPI value.
(Inherited from Control)
LogicalToDeviceUnits(Size)Transforms a size from logical to device units by scaling it for the current DPI and rounding down to the nearest integer value for width and height.
(Inherited from Control)
MemberwiseCloneCreates a shallow copy of the current Object.
(Inherited from Object)
MemberwiseClone(Boolean)Creates a shallow copy of the current MarshalByRefObject object.
(Inherited from MarshalByRefObject)
NotifyInvalidateRaises the Invalidated event with a specified region of the control to invalidate.
(Inherited from Control)
OnAllowAutoCompletionChanged This raises the AllowAutoCompletionChanged event
(Inherited from BaseComboBox)
OnAutoSizeChangedRaises the AutoSizeChanged event.
(Inherited from Control)
OnAutoValidateChangedRaises the AutoValidateChanged event.
(Inherited from ContainerControl)
OnBackColorChangedRaises the BackColorChanged event.
(Inherited from Control)
OnBackgroundImageChangedRaises the BackgroundImageChanged event.
(Inherited from Control)
OnBackgroundImageLayoutChangedRaises the BackgroundImageLayoutChanged event.
(Inherited from Control)
OnBindingContextChanged This is overridden to refresh the data source information when the binding context is changed
(Inherited from BaseListControl)
OnCausesValidationChangedRaises the CausesValidationChanged event.
(Inherited from Control)
OnChangeUICuesRaises the ChangeUICues event.
(Inherited from Control)
OnClickRaises the Click event.
(Inherited from Control)
OnClientSizeChangedRaises the ClientSizeChanged event.
(Inherited from Control)
OnCloseUp This raises the CloseUp event
(Inherited from BaseComboBox)
OnContextMenuStripChangedRaises the ContextMenuStripChanged event.
(Inherited from Control)
OnControlAddedRaises the ControlAdded event.
(Inherited from Control)
OnControlRemovedRaises the ControlRemoved event.
(Inherited from Control)
OnCreateControlRaises the CreateControl event.
(Inherited from UserControl)
OnCursorChangedRaises the CursorChanged event.
(Inherited from Control)
OnDataSourceChanged Invalidate on data source changed to refresh any image item
(Inherited from BaseComboBox)
OnDefaultSelectionChanged This raises the DefaultSelectionChanged event
(Inherited from BaseListControl)
OnDisplayMemberChanged This raises the DisplayMemberChanged event
(Inherited from BaseListControl)
OnDockChangedRaises the DockChanged event.
(Inherited from Control)
OnDoubleClickRaises the DoubleClick event.
(Inherited from Control)
OnDpiChangedAfterParentRaises the DpiChangedAfterParent event.
(Inherited from Control)
OnDpiChangedBeforeParentRaises the DpiChangedBeforeParent event.
(Inherited from Control)
OnDragDropRaises the DragDrop event.
(Inherited from Control)
OnDragEnterRaises the DragEnter event.
(Inherited from Control)
OnDragLeaveRaises the DragLeave event.
(Inherited from Control)
OnDragOverRaises the DragOver event.
(Inherited from Control)
OnDrawImageChanged This raises the DrawImageChanged event
(Inherited from BaseComboBox)
OnDrawItemImage This raises the DrawItemImage event
(Inherited from BaseComboBox)
OnDropDown This raises the DropDown event
(Inherited from BaseComboBox)
OnDropDownBackColorChanged This raises the DropDownBackColorChanged event
(Inherited from BaseComboBox)
OnDropDownControlCreated This raises the DropDownControlCreated event
OnDropDownControlInitialized This raises the DropDownControlInitialized event
OnDropDownFontChanged This raises the DropDownFontChanged event
(Inherited from BaseComboBox)
OnDropDownStyleChanged This raises the DropDownStyleChanged event
(Inherited from BaseComboBox)
OnEnabledChangedRaises the EnabledChanged event.
(Inherited from Control)
OnEnforceDefaultSelectionChanged This raises the EnforceDefaultSelectionChanged event
(Inherited from BaseListControl)
OnEnterRaises the Enter event.
(Inherited from Control)
OnFontChanged This is overridden to set the font in the contained text box control
(Inherited from BaseComboBox)
OnForeColorChangedRaises the ForeColorChanged event.
(Inherited from Control)
OnGiveFeedbackRaises the GiveFeedback event.
(Inherited from Control)
OnGotFocus This is overridden to invalidate the control when it gains focus
(Inherited from BaseComboBox)
OnHandleCreated This is overridden to perform layout at design-time
(Inherited from BaseComboBox)
OnHandleDestroyedRaises the HandleDestroyed event.
(Inherited from Control)
OnHelpRequestedRaises the HelpRequested event.
(Inherited from Control)
OnImeModeChangedRaises the ImeModeChanged event.
(Inherited from Control)
OnInvalidatedRaises the Invalidated event.
(Inherited from Control)
OnKeyDown This is overridden to handle special keys
(Inherited from BaseComboBox)
OnKeyPress This is overridden to handle auto-completion if enabled
(Inherited from BaseComboBox)
OnKeyUpRaises the KeyUp event.
(Inherited from Control)
OnLayout This is overridden to handle laying out the control elements
(Inherited from BaseComboBox)
OnLeaveRaises the Leave event.
(Inherited from Control)
OnLoadRaises the Load event.
(Inherited from UserControl)
OnLocationChangedRaises the LocationChanged event.
(Inherited from Control)
OnLostFocus This is overridden to invalidate the control when it loses focus
(Inherited from BaseComboBox)
OnMarginChangedRaises the MarginChanged event.
(Inherited from Control)
OnMouseCaptureChangedRaises the MouseCaptureChanged event.
(Inherited from Control)
OnMouseClickRaises the MouseClick event.
(Inherited from Control)
OnMouseDoubleClickRaises the MouseDoubleClick event.
(Inherited from Control)
OnMouseDown This is overridden to see if the drop-down button has been clicked
(Inherited from BaseComboBox)
OnMouseEnterRaises the MouseEnter event.
(Inherited from Control)
OnMouseHoverRaises the MouseHover event.
(Inherited from Control)
OnMouseLeave This is overridden to turn off highlighting when using themed drawing
(Inherited from BaseComboBox)
OnMouseMove This is overridden to highlight the drop-down button when using themed drawing
(Inherited from BaseComboBox)
OnMouseUpRaises the MouseUp event.
(Inherited from Control)
OnMouseWheel This is overridden to scroll the selected item with the mouse wheel
(Overrides ScrollableControlOnMouseWheel(MouseEventArgs))
OnMoveRaises the Move event.
(Inherited from Control)
OnNotifyMessageNotifies the control of Windows messages.
(Inherited from Control)
OnNotInList This raises the NotInList event
(Inherited from BaseComboBox)
OnPaddingChangedRaises the PaddingChanged event.
(Inherited from ScrollableControl)
OnPaint This is overridden to draw the control with the appropriate style
(Inherited from BaseComboBox)
OnPaintBackgroundPaints the background of the control.
(Inherited from ScrollableControl)
OnParentBackColorChangedRaises the BackColorChanged event when the BackColor property value of the control's container changes.
(Inherited from Control)
OnParentBackgroundImageChangedRaises the BackgroundImageChanged event when the BackgroundImage property value of the control's container changes.
(Inherited from Control)
OnParentBindingContextChangedRaises the BindingContextChanged event when the BindingContext property value of the control's container changes.
(Inherited from Control)
OnParentChangedRaises the ParentChanged event.
(Inherited from ContainerControl)
OnParentCursorChangedRaises the CursorChanged event.
(Inherited from Control)
OnParentEnabledChangedRaises the EnabledChanged event when the Enabled property value of the control's container changes.
(Inherited from Control)
OnParentFontChangedRaises the FontChanged event when the Font property value of the control's container changes.
(Inherited from Control)
OnParentForeColorChangedRaises the ForeColorChanged event when the ForeColor property value of the control's container changes.
(Inherited from Control)
OnParentRightToLeftChangedRaises the RightToLeftChanged event when the RightToLeft property value of the control's container changes.
(Inherited from Control)
OnParentVisibleChangedRaises the VisibleChanged event when the Visible property value of the control's container changes.
(Inherited from Control)
OnPreviewKeyDownRaises the PreviewKeyDown event.
(Inherited from Control)
OnPrintRaises the Paint event.
(Inherited from Control)
OnQueryContinueDragRaises the QueryContinueDrag event.
(Inherited from Control)
OnRegionChangedRaises the RegionChanged event.
(Inherited from Control)
OnResizeRaises the Resize event.
(Inherited from UserControl)
OnRightToLeftChangedRaises the RightToLeftChanged event.
(Inherited from ScrollableControl)
OnScrollRaises the Scroll event.
(Inherited from ScrollableControl)
OnSelectedIndexChanged This raises the SelectedIndexChanged event
(Inherited from BaseListControl)
OnSelectedItemChanged This raises the SelectedItemChanged event
(Inherited from BaseListControl)
OnSelectedValueChanged This raises the SelectedValueChanged event
(Inherited from BaseListControl)
OnSelectionChangeCanceled This raises the SelectionChangeCanceled event
(Inherited from BaseComboBox)
OnSelectionChangeCommitted This raises the SelectionChangeCommitted event
(Inherited from BaseComboBox)
OnSizeChangedRaises the SizeChanged event.
(Inherited from Control)
OnStyleChangedRaises the StyleChanged event.
(Inherited from Control)
OnSubControlsRefreshed This raises the SubControlsRefreshed event
(Inherited from BaseListControl)
OnSystemColorsChangedRaises the SystemColorsChanged event.
(Inherited from Control)
OnTabIndexChangedRaises the TabIndexChanged event.
(Inherited from Control)
OnTabStopChangedRaises the TabStopChanged event.
(Inherited from Control)
OnTextChangedRaises the TextChanged event.
(Inherited from Control)
OnValidatedRaises the Validated event.
(Inherited from Control)
OnValidating This is overridden to fire the NotInList event before the normal validation method so that you have a chance to take action on entered text that does not appear in the item list.
(Inherited from BaseComboBox)
OnValueMemberChanged This raises the ValueMemberChanged event
(Inherited from BaseListControl)
OnVisibleChangedRaises the VisibleChanged event.
(Inherited from ScrollableControl)
PerformAutoScalePerforms scaling of the container control and its children.
(Inherited from ContainerControl)
PerformLayoutForces the control to apply layout logic to all its child controls.
(Inherited from Control)
PerformLayout(Control, String)Forces the control to apply layout logic to all its child controls.
(Inherited from Control)
PointToClientComputes the location of the specified screen point into client coordinates.
(Inherited from Control)
PointToScreenComputes the location of the specified client point into screen coordinates.
(Inherited from Control)
PreProcessControlMessagePreprocesses keyboard or input messages within the message loop before they are dispatched.
(Inherited from Control)
PreProcessMessagePreprocesses keyboard or input messages within the message loop before they are dispatched.
(Inherited from Control)
ProcessCmdKeyProcesses a command key.
(Inherited from ContainerControl)
ProcessDialogCharProcesses a dialog character.
(Inherited from ContainerControl)
ProcessDialogKey This is overridden to handle special keys
(Inherited from BaseComboBox)
ProcessKeyEventArgsProcesses a key message and generates the appropriate control events.
(Inherited from Control)
ProcessKeyMessageProcesses a keyboard message.
(Inherited from Control)
ProcessKeyPreviewPreviews a keyboard message.
(Inherited from Control)
ProcessMnemonicProcesses a mnemonic character.
(Inherited from ContainerControl)
ProcessTabKeySelects the next available control and makes it the active control.
(Inherited from ContainerControl)
RaiseDragEventRaises the appropriate drag event.
(Inherited from Control)
RaiseKeyEventRaises the appropriate key event.
(Inherited from Control)
RaiseMouseEventRaises the appropriate mouse event.
(Inherited from Control)
RaisePaintEventRaises the appropriate paint event.
(Inherited from Control)
RecreateHandleForces the re-creation of the handle for the control.
(Inherited from Control)
RectangleToClientComputes the size and location of the specified screen rectangle in client coordinates.
(Inherited from Control)
RectangleToScreenComputes the size and location of the specified client rectangle in screen coordinates.
(Inherited from Control)
RefreshForces the control to invalidate its client area and immediately redraw itself and any child controls.
(Inherited from Control)
RefreshItem This is used to refresh an item in the collection from the data source
(Inherited from BaseListControl)
RefreshItems This is called to refresh the items in the collection
(Inherited from BaseListControl)
RefreshSubControls This can be called to force the drop-down portion of the combo box to refresh its settings
(Overrides BaseListControlRefreshSubControls)
RescaleConstantsForDpi
(Inherited from ContainerControl)
ResetBackColorResets the BackColor property to its default value.
(Inherited from Control)
ResetBindingsCauses a control bound to the BindingSource to reread all the items in the list and refresh their displayed values.
(Inherited from Control)
ResetCursorResets the Cursor property to its default value.
(Inherited from Control)
ResetFontResets the Font property to its default value.
(Inherited from Control)
ResetForeColorResets the ForeColor property to its default value.
(Inherited from Control)
ResetImeModeResets the ImeMode property to its default value.
(Inherited from Control)
ResetMouseEventArgsResets the control to handle the MouseLeave event.
(Inherited from Control)
ResetRightToLeftResets the RightToLeft property to its default value.
(Inherited from Control)
ResetTextResets the Text property to its default value (Empty).
(Inherited from Control)
ResumeLayoutResumes usual layout logic.
(Inherited from Control)
ResumeLayout(Boolean)Resumes usual layout logic, optionally forcing an immediate layout of pending layout requests.
(Inherited from Control)
RtlTranslateAlignment(ContentAlignment)Converts the specified ContentAlignment to the appropriate ContentAlignment to support right-to-left text.
(Inherited from Control)
RtlTranslateAlignment(HorizontalAlignment)Converts the specified HorizontalAlignment to the appropriate HorizontalAlignment to support right-to-left text.
(Inherited from Control)
RtlTranslateAlignment(LeftRightAlignment)Converts the specified LeftRightAlignment to the appropriate LeftRightAlignment to support right-to-left text.
(Inherited from Control)
RtlTranslateContentConverts the specified ContentAlignment to the appropriate ContentAlignment to support right-to-left text.
(Inherited from Control)
RtlTranslateHorizontalConverts the specified HorizontalAlignment to the appropriate HorizontalAlignment to support right-to-left text.
(Inherited from Control)
RtlTranslateLeftRightConverts the specified LeftRightAlignment to the appropriate LeftRightAlignment to support right-to-left text.
(Inherited from Control)
Scale(Single)Scales the control and any child controls.
(Inherited from Control)
Obsolete.
Scale(SizeF)Scales the control and all child controls by the specified scaling factor.
(Inherited from Control)
Scale(Single, Single)Scales the entire control and any child controls.
(Inherited from Control)
Obsolete.
ScaleBitmapLogicalToDeviceScales a logical bitmap value to it's equivalent device unit value when a DPI change occurs.
(Inherited from Control)
ScaleControlScales a control's location, size, padding and margin.
(Inherited from ScrollableControl)
ScaleCoreThis method is not relevant for this class.
(Inherited from ScrollableControl)
ScrollControlIntoViewScrolls the specified child control into view on an auto-scroll enabled control.
(Inherited from ScrollableControl)
ScrollToControlCalculates the scroll offset to the specified child control.
(Inherited from ScrollableControl)
SelectActivates the control.
(Inherited from Control)
Select(Boolean, Boolean)Activates a child control. Optionally specifies the direction in the tab order to select the control from.
(Inherited from ContainerControl)
Select(Int32, Int32) This is used to select a part of the text within the textbox portion of the combo box
(Inherited from BaseComboBox)
SelectAll This is used to select all text within the textbox portion of the combo box
(Inherited from BaseComboBox)
SelectNextControlActivates the next control.
(Inherited from Control)
SendToBackSends the control to the back of the z-order.
(Inherited from Control)
SetAutoScrollMarginSets the size of the auto-scroll margins.
(Inherited from ScrollableControl)
SetAutoSizeModeSets a value indicating how a control will behave when its AutoSize property is enabled.
(Inherited from Control)
SetBounds(Int32, Int32, Int32, Int32)Sets the bounds of the control to the specified location and size.
(Inherited from Control)
SetBounds(Int32, Int32, Int32, Int32, BoundsSpecified)Sets the specified bounds of the control to the specified location and size.
(Inherited from Control)
SetBoundsCorePerforms the work of setting the specified bounds of this control.
(Inherited from Control)
SetClientSizeCoreSets the size of the client area of the control.
(Inherited from Control)
SetDisplayRectLocationPositions the display window to the specified value.
(Inherited from ScrollableControl)
SetItemCore This is used to store an item in the collection from the data source
(Inherited from BaseListControl)
SetItemsCore This is used to store items in the collection from the data source
(Inherited from BaseListControl)
SetScrollStateSets the specified scroll state flag.
(Inherited from ScrollableControl)
SetStyleSets a specified ControlStyles flag to either or .
(Inherited from Control)
SetTopLevelSets the control as the top-level control.
(Inherited from Control)
SetVisibleCoreSets the control to the specified visible state.
(Inherited from Control)
ShowDisplays the control to the user.
(Inherited from Control)
SizeFromClientSizeDetermines the size of the entire control from the height and width of its client area.
(Inherited from Control)
SuspendLayoutTemporarily suspends the layout logic for the control.
(Inherited from Control)
ToStringReturns a String containing the name of the Component, if any. This method should not be overridden.
(Inherited from Component)
UpdateCauses the control to redraw the invalidated regions within its client area.
(Inherited from Control)
UpdateBoundsUpdates the bounds of the control with the current size and location.
(Inherited from Control)
UpdateBounds(Int32, Int32, Int32, Int32)Updates the bounds of the control with the specified size and location.
(Inherited from Control)
UpdateBounds(Int32, Int32, Int32, Int32, Int32, Int32)Updates the bounds of the control with the specified size, location, and client size.
(Inherited from Control)
UpdateDefaultButtonWhen overridden by a derived class, updates which button is the default button.
(Inherited from ContainerControl)
UpdateStylesForces the assigned styles to be reapplied to the control.
(Inherited from Control)
UpdateText This is called to update the text in the text box control
(Inherited from BaseComboBox)
UpdateZOrderUpdates the control in its parent's z-order.
(Inherited from Control)
ValidateVerifies the value of the control losing focus by causing the Validating and Validated events to occur, in that order.
(Inherited from ContainerControl)
Validate(Boolean)Verifies the value of the control that is losing focus; conditionally dependent on whether automatic validation is turned on.
(Inherited from ContainerControl)
ValidateChildrenCauses all of the child controls within a control that support validation to validate their data.
(Inherited from UserControl)
ValidateChildren(ValidationConstraints)Causes all of the child controls within a control that support validation to validate their data.
(Inherited from UserControl)
WndProc This is overridden to handle updates to the Windows XP theme
(Inherited from BaseComboBox)

Events

AllowAutoCompletionChanged This event is raised when the AllowAutoCompletion property changes
(Inherited from BaseComboBox)
AutoSizeChangedOccurs when the AutoSize property changes.
(Inherited from UserControl)
AutoValidateChangedOccurs when the AutoValidate property changes.
(Inherited from UserControl)
BackColorChangedOccurs when the value of the BackColor property changes.
(Inherited from Control)
BackgroundImageChangedOccurs when the value of the BackgroundImage property changes.
(Inherited from Control)
BackgroundImageLayoutChangedOccurs when the BackgroundImageLayout property changes.
(Inherited from Control)
BindingContextChangedOccurs when the value of the BindingContext property changes.
(Inherited from Control)
CausesValidationChangedOccurs when the value of the CausesValidation property changes.
(Inherited from Control)
ChangeUICuesOccurs when the focus or keyboard user interface (UI) cues change.
(Inherited from Control)
ClickOccurs when the control is clicked.
(Inherited from Control)
ClientSizeChangedOccurs when the value of the ClientSize property changes.
(Inherited from Control)
CloseUp This event is raised when the drop-down is closed
(Inherited from BaseComboBox)
ContextMenuStripChangedOccurs when the value of the ContextMenuStrip property changes.
(Inherited from Control)
ControlAddedOccurs when a new control is added to the ControlControlCollection.
(Inherited from Control)
ControlRemovedOccurs when a control is removed from the ControlControlCollection.
(Inherited from Control)
CursorChangedOccurs when the value of the Cursor property changes.
(Inherited from Control)
DataSourceChanged This event is raised when the DataSource is changed
(Inherited from BaseListControl)
DefaultSelectionChanged This event is raised when the DefaultSelection changes
(Inherited from BaseListControl)
DisplayMemberChanged This event is raised when the DisplayMember changes
(Inherited from BaseListControl)
DisposedOccurs when the component is disposed by a call to the Dispose method.
(Inherited from Component)
DockChangedOccurs when the value of the Dock property changes.
(Inherited from Control)
DoubleClickOccurs when the control is double-clicked.
(Inherited from Control)
DpiChangedAfterParentOccurs when the DPI setting for a control is changed programmatically after the DPI of its parent control or form has changed.
(Inherited from Control)
DpiChangedBeforeParentOccurs when the DPI setting for a control is changed programmatically before a DPI change event for its parent control or form has occurred.
(Inherited from Control)
DragDropOccurs when a drag-and-drop operation is completed.
(Inherited from Control)
DragEnterOccurs when an object is dragged into the control's bounds.
(Inherited from Control)
DragLeaveOccurs when an object is dragged out of the control's bounds.
(Inherited from Control)
DragOverOccurs when an object is dragged over the control's bounds.
(Inherited from Control)
DrawImageChanged This event is raised when the DrawImage property changes
(Inherited from BaseComboBox)
DrawItemImage This event is raised when the control needs to draw the image to the left of the text value
(Inherited from BaseComboBox)
DropDown This event is raised when the drop-down is shown
(Inherited from BaseComboBox)
DropDownBackColorChanged This event is raised when the DropDownBackColor changes
(Inherited from BaseComboBox)
DropDownControlCreated This event is raised when the drop-down control has been created but before it has been initialized
DropDownControlInitialized This event is raised after the drop-down control has been initialized
DropDownFontChanged This event is raised when the DropDownFont changes
(Inherited from BaseComboBox)
DropDownStyleChanged This event is raised when the DropDownStyle changes
(Inherited from BaseComboBox)
EnabledChangedOccurs when the Enabled property value has changed.
(Inherited from Control)
EnforceDefaultSelectionChanged This event is raised when the EnforceDefaultSelection property changes
(Inherited from BaseListControl)
EnterOccurs when the control is entered.
(Inherited from Control)
FontChangedOccurs when the Font property value changes.
(Inherited from Control)
ForeColorChangedOccurs when the ForeColor property value changes.
(Inherited from Control)
GiveFeedbackOccurs during a drag operation.
(Inherited from Control)
GotFocusOccurs when the control receives focus.
(Inherited from Control)
HandleCreatedOccurs when a handle is created for the control.
(Inherited from Control)
HandleDestroyedOccurs when the control's handle is in the process of being destroyed.
(Inherited from Control)
HelpRequestedOccurs when the user requests help for a control.
(Inherited from Control)
ImeModeChangedOccurs when the ImeMode property has changed.
(Inherited from Control)
InvalidatedOccurs when a control's display requires redrawing.
(Inherited from Control)
KeyDownOccurs when a key is pressed while the control has focus.
(Inherited from Control)
KeyPressOccurs when a character. space or backspace key is pressed while the control has focus.
(Inherited from Control)
KeyUpOccurs when a key is released while the control has focus.
(Inherited from Control)
LayoutOccurs when a control should reposition its child controls.
(Inherited from Control)
LeaveOccurs when the input focus leaves the control.
(Inherited from Control)
LoadOccurs before the control becomes visible for the first time.
(Inherited from UserControl)
LocationChangedOccurs when the Location property value has changed.
(Inherited from Control)
LostFocusOccurs when the control loses focus.
(Inherited from Control)
MarginChangedOccurs when the control's margin changes.
(Inherited from Control)
MouseCaptureChangedOccurs when the control loses mouse capture.
(Inherited from Control)
MouseClickOccurs when the control is clicked by the mouse.
(Inherited from Control)
MouseDoubleClickOccurs when the control is double clicked by the mouse.
(Inherited from Control)
MouseDownOccurs when the mouse pointer is over the control and a mouse button is pressed.
(Inherited from Control)
MouseEnterOccurs when the mouse pointer enters the control.
(Inherited from Control)
MouseHoverOccurs when the mouse pointer rests on the control.
(Inherited from Control)
MouseLeaveOccurs when the mouse pointer leaves the control.
(Inherited from Control)
MouseMoveOccurs when the mouse pointer is moved over the control.
(Inherited from Control)
MouseUpOccurs when the mouse pointer is over the control and a mouse button is released.
(Inherited from Control)
MouseWheelOccurs when the mouse wheel moves while the control has focus.
(Inherited from Control)
MoveOccurs when the control is moved.
(Inherited from Control)
NotInList This event is raised during the validation phase if the text in the control does not match an item in the list.
(Inherited from BaseComboBox)
PaddingChangedOccurs when the control's padding changes.
(Inherited from Control)
PaintOccurs when the control is redrawn.
(Inherited from Control)
ParentChangedOccurs when the Parent property value changes.
(Inherited from Control)
PreviewKeyDownOccurs before the KeyDown event when a key is pressed while focus is on this control.
(Inherited from Control)
QueryAccessibilityHelpOccurs when AccessibleObject is providing help to accessibility applications.
(Inherited from Control)
QueryContinueDragOccurs during a drag-and-drop operation and enables the drag source to determine whether the drag-and-drop operation should be canceled.
(Inherited from Control)
RegionChangedOccurs when the value of the Region property changes.
(Inherited from Control)
ResizeOccurs when the control is resized.
(Inherited from Control)
RightToLeftChangedOccurs when the RightToLeft property value changes.
(Inherited from Control)
ScrollOccurs when the user or code scrolls through the client area.
(Inherited from ScrollableControl)
SelectedIndexChanged This event is raised when the SelectedIndex changes
(Inherited from BaseListControl)
SelectedItemChanged This event is raised when the SelectedItem changes
(Inherited from BaseListControl)
SelectedValueChanged This event is raised when the SelectedValue changes
(Inherited from BaseListControl)
SelectionChangeCanceled This event is raised when the selected item has not changed in the drop-down list and the drop-down closes.
(Inherited from BaseComboBox)
SelectionChangeCommitted This event is raised when the selected item has changed in the drop-down list and that change is committed when the drop-down closes.
(Inherited from BaseComboBox)
SizeChangedOccurs when the Size property value changes.
(Inherited from Control)
StyleChangedOccurs when the control style changes.
(Inherited from Control)
SubControlsRefreshed This event is raised when the sub-controls of the list control are refreshed after it has changed in some way that affects them.
(Inherited from BaseListControl)
SystemColorsChangedOccurs when the system colors change.
(Inherited from Control)
TabIndexChangedOccurs when the TabIndex property value changes.
(Inherited from Control)
TabStopChangedOccurs when the TabStop property value changes.
(Inherited from Control)
TextChangedRaises the TextChanged event.
(Inherited from UserControl)
ValidatedOccurs when the control is finished validating.
(Inherited from Control)
ValidatingOccurs when the control is validating.
(Inherited from Control)
ValueMemberChanged This event is raised when the ValueMember changes
(Inherited from BaseListControl)
VisibleChangedOccurs when the Visible property value changes.
(Inherited from Control)

See Also