Controls Namespace

This is namespace Controls.

Name	Description
Classes	The following table lists classes in this documentation.
Interfaces	The following table lists interfaces in this documentation.
Functions	The following table lists functions in this documentation.
Structs, Records, Enums	The following table lists structs, records, enums in this documentation.
Types	The following table lists types in this documentation.
Variables	The following table lists variables in this documentation.
Constants	The following table lists constants in this documentation.

Classes

	Name	Description
	TBaseDragControlObject	TBaseDragControlObject object provides support for drag-and-drop or drag-and-dock operations.
	TControl	TControl is the base class for all components that are visible at runtime.
	TControlAction	This is class Controls.TControlAction.
	TControlActionLink	TControlActionLink links action objects to clients that descend from TControl.
	TControlCanvas	TControlCanvas is a specialized canvas object associated with a control.
	TCustomControl	Base class for controls that wrap Windows screen objects but perform their own rendering.
	TCustomControlAction	This is class Controls.TCustomControlAction.
	TCustomListControl	TCustomListControl is the base class for controls that display a list of items.
	TCustomMultiSelectListControl	TCustomMultiSelectListControl is the base class for list controls that allow multiple items to be selected.
	TCustomPanningWindow	This is an abstract base class that is used as an ancestor for users to implement a custom panning window.
	TCustomTransparentControl	Base class for transparent controls.
	TDockTree	TDockTree is the default docking manager for TWinControl.
	TDockZone	This is class Controls.TDockZone.
	TDragControlObject	TDragControlObject object provides for normal drag and drop operations.
	TDragControlObjectEx	TDragControlObjectEx object provides for normal drag and drop operations.
	TDragDockObject	Contains drag-and-dock information for a control.
	TDragDockObjectEx	Contains drag-and-dock information for a control.
	TDragImageList	TDragImageList represents a set of images that appear during drag operations.
	TDragObject	TDragObject is a base class used for managing drag operations.
	TDragObjectEx	TDragObjectEx is a base class used for managing drag operations.
	TGraphicControl	TGraphicControl is the base class for all lightweight controls.
	THintWindow	THintWindow implements the small pop-up window that appears over a control at runtime when the control has its ShowHint property set to true.
	TImageList	TImageList represents a collection of same-sized images, each of which can be referred to by its index.
	TMargins	Contains margins for the control.
	TMouse	TMouse surfaces information about the mouse and specifies how the application responds to mouse messages.
	TPadding	Contains the padding for the control.
	TSizeConstraints	Contains size constraints for a control.
	TWinControl	TWinControl is the base class for all controls that are wrappers for Microsoft Windows screen objects.
	TWinControlActionLink	TWinControlActionLink is an action link used by descendants of TWinControl.

Constants

Name	Description
AnchorAlign	Defines the default sets of anchor types for all component alignment values.
CM_ACTIONEXECUTE	This is constant Controls.CM_ACTIONEXECUTE.
CM_ACTIONUPDATE	This is constant Controls.CM_ACTIONUPDATE.
CM_ACTIVATE	This is constant Controls.CM_ACTIVATE.
CM_ALLCHILDRENFLIPPED	This is constant Controls.CM_ALLCHILDRENFLIPPED.
CM_APPKEYDOWN	This is constant Controls.CM_APPKEYDOWN.
CM_APPSYSCOMMAND	This is constant Controls.CM_APPSYSCOMMAND.
CM_BASE	This is constant Controls.CM_BASE.
CM_BIDIMODECHANGED	This is constant Controls.CM_BIDIMODECHANGED.
CM_BORDERCHANGED	This is constant Controls.CM_BORDERCHANGED.
CM_BUTTONPRESSED	This is constant Controls.CM_BUTTONPRESSED.
CM_CANCELMODE	This is constant Controls.CM_CANCELMODE.
CM_CHANGED	This is constant Controls.CM_CHANGED.
CM_CHILDKEY	This is constant Controls.CM_CHILDKEY.
CM_COLORCHANGED	This is constant Controls.CM_COLORCHANGED.
CM_CONTROLCHANGE	This is constant Controls.CM_CONTROLCHANGE.
CM_CONTROLLISTCHANGE	This is constant Controls.CM_CONTROLLISTCHANGE.
CM_CONTROLLISTCHANGING	This is constant Controls.CM_CONTROLLISTCHANGING.
CM_CREATEPOPUP	This is constant Controls.CM_CREATEPOPUP.
CM_CTL3DCHANGED	This is constant Controls.CM_CTL3DCHANGED.
CM_CTLCOLOREDITGLASS	This is constant Controls.CM_CTLCOLOREDITGLASS.
CM_CURSORCHANGED	This is constant Controls.CM_CURSORCHANGED.
CM_DEACTIVATE	This is constant Controls.CM_DEACTIVATE.
CM_DESIGNHITTEST	This is constant Controls.CM_DESIGNHITTEST.
CM_DESTROYHANDLE	This is constant Controls.CM_DESTROYHANDLE.
CM_DIALOGCHAR	This is constant Controls.CM_DIALOGCHAR.
CM_DIALOGHANDLE	This is constant Controls.CM_DIALOGHANDLE.
CM_DIALOGKEY	This is constant Controls.CM_DIALOGKEY.
CM_DOCKCLIENT	This is constant Controls.CM_DOCKCLIENT.
CM_DOCKNOTIFICATION	This is constant Controls.CM_DOCKNOTIFICATION.
CM_DOCWINDOWACTIVATE	This is constant Controls.CM_DOCWINDOWACTIVATE.
CM_DRAG	This is constant Controls.CM_DRAG.
CM_ENABLEDCHANGED	This is constant Controls.CM_ENABLEDCHANGED.
CM_ENTER	This is constant Controls.CM_ENTER.
CM_EXIT	This is constant Controls.CM_EXIT.
CM_FLOAT	This is constant Controls.CM_FLOAT.
CM_FOCUSCHANGED	This is constant Controls.CM_FOCUSCHANGED.
CM_FONTCHANGE	This is constant Controls.CM_FONTCHANGE.
CM_FONTCHANGED	This is constant Controls.CM_FONTCHANGED.
CM_GETDATALINK	This is constant Controls.CM_GETDATALINK.
CM_GOTFOCUS	This is constant Controls.CM_GOTFOCUS.
CM_HINTSHOW	This is constant Controls.CM_HINTSHOW.
CM_HINTSHOWPAUSE	This is constant Controls.CM_HINTSHOWPAUSE.
CM_HITTEST	This is constant Controls.CM_HITTEST.
CM_ICONCHANGED	This is constant Controls.CM_ICONCHANGED.
CM_INVALIDATE	This is constant Controls.CM_INVALIDATE.
CM_INVALIDATEDOCKHOST	This is constant Controls.CM_INVALIDATEDOCKHOST.
CM_INVOKEHELP	This is constant Controls.CM_INVOKEHELP.
CM_ISSHORTCUT	This is constant Controls.CM_ISSHORTCUT.
CM_ISTOOLCONTROL	This is constant Controls.CM_ISTOOLCONTROL.
CM_LOSTFOCUS	This is constant Controls.CM_LOSTFOCUS.
CM_MENUCHANGED	This is constant Controls.CM_MENUCHANGED.
CM_MOUSEACTIVATE	This is constant Controls.CM_MOUSEACTIVATE.
CM_MOUSEENTER	This is constant Controls.CM_MOUSEENTER.
CM_MOUSELEAVE	This is constant Controls.CM_MOUSELEAVE.
CM_MOUSEWHEEL	This is constant Controls.CM_MOUSEWHEEL.
CM_PARENTBIDIMODECHANGED	This is constant Controls.CM_PARENTBIDIMODECHANGED.
CM_PARENTCOLORCHANGED	This is constant Controls.CM_PARENTCOLORCHANGED.
CM_PARENTCTL3DCHANGED	This is constant Controls.CM_PARENTCTL3DCHANGED.
CM_PARENTFONTCHANGED	This is constant Controls.CM_PARENTFONTCHANGED.
CM_PARENTSHOWHINTCHANGED	This is constant Controls.CM_PARENTSHOWHINTCHANGED.
CM_POPUPHWNDDESTROY	This is constant Controls.CM_POPUPHWNDDESTROY.
CM_RECREATEWND	This is constant Controls.CM_RECREATEWND.
CM_RELEASE	This is constant Controls.CM_RELEASE.
CM_SETACTIVECONTROL	This is constant Controls.CM_SETACTIVECONTROL.
CM_SHOWHINTCHANGED	This is constant Controls.CM_SHOWHINTCHANGED.
CM_SHOWINGCHANGED	This is constant Controls.CM_SHOWINGCHANGED.
CM_SYSCOLORCHANGE	This is constant Controls.CM_SYSCOLORCHANGE.
CM_SYSFONTCHANGED	This is constant Controls.CM_SYSFONTCHANGED.
CM_TABSTOPCHANGED	This is constant Controls.CM_TABSTOPCHANGED.
CM_TEXTCHANGED	This is constant Controls.CM_TEXTCHANGED.
CM_TIMECHANGE	This is constant Controls.CM_TIMECHANGE.
CM_UIACTIVATE	This is constant Controls.CM_UIACTIVATE.
CM_UIDEACTIVATE	This is constant Controls.CM_UIDEACTIVATE.
CM_UNDOCKCLIENT	This is constant Controls.CM_UNDOCKCLIENT.
CM_VISIBLECHANGED	This is constant Controls.CM_VISIBLECHANGED.
CM_WANTSPECIALKEY	This is constant Controls.CM_WANTSPECIALKEY.
CM_WINDOWHOOK	This is constant Controls.CM_WINDOWHOOK.
CM_WININICHANGE	This is constant Controls.CM_WININICHANGE.
CN_BASE	This is constant Controls.CN_BASE.
CN_CHAR	This is constant Controls.CN_CHAR.
CN_CHARTOITEM	This is constant Controls.CN_CHARTOITEM.
CN_COMMAND	This is constant Controls.CN_COMMAND.
CN_COMPAREITEM	This is constant Controls.CN_COMPAREITEM.
CN_CTLCOLORBTN	This is constant Controls.CN_CTLCOLORBTN.
CN_CTLCOLORDLG	This is constant Controls.CN_CTLCOLORDLG.
CN_CTLCOLOREDIT	This is constant Controls.CN_CTLCOLOREDIT.
CN_CTLCOLORLISTBOX	This is constant Controls.CN_CTLCOLORLISTBOX.
CN_CTLCOLORMSGBOX	This is constant Controls.CN_CTLCOLORMSGBOX.
CN_CTLCOLORSCROLLBAR	This is constant Controls.CN_CTLCOLORSCROLLBAR.
CN_CTLCOLORSTATIC	This is constant Controls.CN_CTLCOLORSTATIC.
CN_DELETEITEM	This is constant Controls.CN_DELETEITEM.
CN_DRAWITEM	This is constant Controls.CN_DRAWITEM.
CN_HSCROLL	This is constant Controls.CN_HSCROLL.
CN_KEYDOWN	This is constant Controls.CN_KEYDOWN.
CN_KEYUP	This is constant Controls.CN_KEYUP.
CN_MEASUREITEM	This is constant Controls.CN_MEASUREITEM.
CN_NOTIFY	This is constant Controls.CN_NOTIFY.
CN_PARENTNOTIFY	This is constant Controls.CN_PARENTNOTIFY.
CN_SYSCHAR	This is constant Controls.CN_SYSCHAR.
CN_SYSKEYDOWN	This is constant Controls.CN_SYSKEYDOWN.
CN_VKEYTOITEM	This is constant Controls.CN_VKEYTOITEM.
CN_VSCROLL	This is constant Controls.CN_VSCROLL.
crAppStart	Identifies the default cursor.
crArrow	Identifies an arrow cursor.
crCross	Identifies an cross cursor.
crDefault	Identifies the default cursor.
crDrag	Identifies a drag cursor.
crHandPoint	Identifies a pointing hand cursor.
crHelp	Identifies a help cursor.
crHourGlass	Identifies an hour glass cursor.
crHSplit	Identifies a horizontal split cursor.
crIBeam	Identifies a text insert cursor.
crMultiDrag	Identifies a multiple item drag cursor.
crNo	Identifies a not allowed cursor.
crNoDrop	Identifies a not allowed to drop cursor.
crNone	Identifies an invisible cursor.
crSize	Identifies an obsolete cursor.
crSizeAll	Identifies a size in all directions cursor.
crSizeNESW	Identifies a North-East to South-West sizing cursor.
crSizeNS	Identifies a vertical sizing cursor.
crSizeNWSE	Identifies a North-West to South-East sizing cursor.
crSizeWE	Identifies a horizontal sizing cursor.
crSQLWait	Identifies an SQL wait hour glass cursor.
crUpArrow	Identifies an upwards pointing arrow cursor.
crVSplit	Identifies a vertical split cursor.
CTL3D_ALL	This is constant Controls.CTL3D_ALL.
mrAbort	Indicates that Abort was selected in a modal dialog.
mrAll	This is constant Controls.mrAll.
mrCancel	Indicates that Cancel was selected in a modal dialog.
mrIgnore	Indicates that Ignore was selected in a modal dialog.
mrNo	Indicates that No was selected in a modal dialog.
mrNone	The default modal dialog return value.
mrNoToAll	Indicates that 'No To All' was selected in a modal dialog.
mrOk	This is constant Controls.mrOk.
mrRetry	Indicates that Retry was selected in a modal dialog.
mrYes	Indicates that Yes was selected in a modal dialog.
mrYesToAll	Indicates that 'Yes To All' was selected in a modal dialog.
NullDockSite	This is constant Controls.NullDockSite.

Functions

	Name	Description
	CancelDrag	Cancels a drag-and-drop or drag-and-dock operation that is in progress.
	ChangeBiDiModeAlignment	This is function Controls.ChangeBiDiModeAlignment.
	CursorToIdent	Returns the name of the predefined constant that corresponds to a cursor.
	CursorToString	Returns the AnsiString representation of a cursor.
	DragDone	This is function Controls.DragDone.
	FindControl	Returns the windowed control (Windows) or widget (cross-platform) whose window is identified by the specifiedhandle or which appears at a specified position.
	FindDragTarget	Returns the control at a specified screen coordinate.
	FindVCLWindow	Returns the windowed control, if any, at the specified location.
	GetCaptureControl	Returns the control, if any, that currently receives all mouse messages.
	GetCursorValues	Passes the name of every predefined cursor constant to a callback.
	GetLongHint	Returns the second part of a two-part hint string.
	GetShortHint	Returns the first part of a two-part hint string.
	IdentToCursor	Translates a predefined cursor constant into a cursor.
	Imm32GetCompositionString	This is function Controls.Imm32GetCompositionString.
	Imm32GetContext	This is function Controls.Imm32GetContext.
	Imm32GetConversionStatus	This is function Controls.Imm32GetConversionStatus.
	Imm32IsIME	This is function Controls.Imm32IsIME.
	Imm32NotifyIME	This is function Controls.Imm32NotifyIME.
	Imm32ReleaseContext	This is function Controls.Imm32ReleaseContext.
	Imm32SetCompositionFont	This is function Controls.Imm32SetCompositionFont.
	Imm32SetCompositionWindow	This is function Controls.Imm32SetCompositionWindow.
	Imm32SetConversionStatus	This is function Controls.Imm32SetConversionStatus.
	Imm32SetOpenStatus	This is function Controls.Imm32SetOpenStatus.
	InitWndProc	This is function Controls.InitWndProc.
	IsAbortResult	Checks the return value from a modal form dialog and indicates whether the user selected Abort or Cancel.
	IsAnAllResult	Checks the return value from a modal form dialog and indicates whether the user selected All, Yes to All, or No to All.
	IsDragObject	Indicates whether a specified object is a TDragObject descendant.
	IsNegativeResult	Checks the return value from a modal form dialog and indicates whether the user selected No or No to All.
	IsPositiveResult	Checks the return value from a modal form dialog and indicates whether the user selected Ok, Yes, Yes to All, or All.
	IsVCLControl	IsVCLControl returns true if a control is a VCL control.
	MoveWindowOrg	Changes the location of the point (0,0) within a device context.
	PerformEraseBackground	This is function Controls.PerformEraseBackground.
	SendAppMessage	Sends a Windows message to the application.
	SetCaptureControl	Causes the specified control to receive all mouse messages.
	SetImeMode	This is function Controls.SetImeMode.
	SetImeName	This is function Controls.SetImeName.
	StringToCursor	Returns a TCursor value given its string representation.
	StripAllFromResult	Converts a TModalResult value from a constant that refers to "all" to the corresponding simple constant.
	Win32NLSEnableIME	This is function Controls.Win32NLSEnableIME.

Interfaces

	Name	Description
	IDockManager	IDockManager is the interface for docking managers.

Structs, Records, Enums

	Name	Description
	TAlign	TAlign specifies the alignment of a control within its parent.
	TAlignInfo	This is record Controls.TAlignInfo.
	TAnchorKind	TAnchorKind and TAnchors specify how a control is anchored to its parent.
	TBevelCut	TBevelCut specifies a bevel's cut.
	TBevelEdge	TBevelEdge and TBevelEdges specify which edges of a window are beveled.
	TBevelKind	TBevelKind specifies the kind of bevel that appears on a control.
	TCMCancelMode	This is record Controls.TCMCancelMode.
	TCMChanged	This is record Controls.TCMChanged.
	TCMChildKey	This is record Controls.TCMChildKey.
	TCMControlChange	This is record Controls.TCMControlChange.
	TCMControlListChange	This is record Controls.TCMControlListChange.
	TCMControlListChanging	This is record Controls.TCMControlListChanging.
	TCMCreatePopup	This is record Controls.TCMCreatePopup.
	TCMDockClient	This is record Controls.TCMDockClient.
	TCMDockNotification	This is record Controls.TCMDockNotification.
	TCMDrag	This is record Controls.TCMDrag.
	TCMFloat	This is record Controls.TCMFloat.
	TCMFocusChanged	This is record Controls.TCMFocusChanged.
	TCMMouseActivate	This is record Controls.TCMMouseActivate.
	TCMMouseWheel	This is record Controls.TCMMouseWheel.
	TCMPopupHWndDestroy	This is record Controls.TCMPopupHWndDestroy.
	TCMUnDockClient	This is record Controls.TCMUnDockClient.
	TControlListItem	This is record Controls.TControlListItem.
	TCreateParams	TCreateParams is the window-creation parameter record used to specify the type of window to create for a windowed control.
	TDockNotifyRec	TDockNotifyRec represents the information from a Windows docking notification message, and PDockNotifyRec is a pointer to a TDockNotifyRec value.
	TDockOrientation	TDockOrientation specifies the orientation of controls in a docking zone.
	TDragKind	TDragKind indicates the type of operation that occurs when the user drags a control.
	TDragMessage	This is record Controls.TDragMessage.
	TDragMode	TDragMode indicates how a control initiates drag operations.
	TDragRec	This is record Controls.TDragRec.
	TDragState	TDragState is used to specify how the mouse is moving in relation to a control.
	TImeMode	TImeMode represents the current mode of an Input Method Editor (IME).
	TMouseActivate	TMouseActivate defines values for the OnMouseActivate event.
	TMouseActivateRec	This is record Controls.TMouseActivateRec.
	TMouseButton	TMouseButton identifies a mouse button in a mouse-event handler.
	TPopupFormInfo	This is record Controls.TPopupFormInfo.

Types

Name	Description
PControlListItem	This is type Controls.PControlListItem.
PDockNotifyRec	This is type Controls.PDockNotifyRec.
PDragRec	This is type Controls.PDragRec.
PMouseActivateRec	This is type Controls.PMouseActivateRec.
PPopupFormInfo	This is type Controls.PPopupFormInfo.
TAlignInsertBeforeEvent	TAlignInsertBeforeEvent is the function type for an OnAlignInsertBefore event.
TAlignPositionEvent	TAlignPositionEvent is the function type for an OnAlignPosition event.
TAlignSet	TAlignSet specifies the alignment of a child control within its parent.
TAnchors	TBorderWidth defines the distance, in pixels, between the outer and inner bevels of a control.
TAnimateWindowProc	This is type Controls.TAnimateWindowProc.
TBevelEdges	TBevelEdge and TBevelEdges specify which edges of a window are beveled.
TBevelWidth	This is type Controls.TBevelWidth.
TBorderWidth	This is type Controls.TBorderWidth.
TCanResizeEvent	TCanResizeEvent is the type of the OnCanResize event handler.
TCaption	TCaption is the type of the Caption property.
TCMActivate	This is type Controls.TCMActivate.
TCMDeactivate	This is type Controls.TCMDeactivate.
TCMDesignHitTest	This is type Controls.TCMDesignHitTest.
TCMDialogChar	This is type Controls.TCMDialogChar.
TCMDialogKey	This is type Controls.TCMDialogKey.
TCMEnter	This is type Controls.TCMEnter.
TCMExit	This is type Controls.TCMExit.
TCMGotFocus	This is type Controls.TCMGotFocus.
TCMHitTest	This is type Controls.TCMHitTest.
TCMLostFocus	This is type Controls.TCMLostFocus.
TCMWantSpecialKey	This is type Controls.TCMWantSpecialKey.
TConstrainedResizeEvent	This is type Controls.TConstrainedResizeEvent.
TConstraintSize	This is type Controls.TConstraintSize.
TContextPopupEvent	This is type Controls.TContextPopupEvent.
TControlActionLinkClass	TControlActionLinkClass defines the metaclass for TControlActionLink.
TControlClass	TControlClass defines the metaclass for TControl.
TControlState	TControlState describes the current state of a control.
TControlStyle	The TControlStyle type describes the current style of the control.
TCursor	TCursor identifies the cursor type.
TDate	TDate is used to represent a date.
TDockDropEvent	TDockDropEvent is the type of the OnDockDrop event handler.
TDockOverEvent	TDockOverEvent is the type of the OnDockOver event handler.
TDockTreeClass	TDockTreeClass defines the metaclass for TDockTree.
TDragDropEvent	This is type Controls.TDragDropEvent.
TDragObjectClass	TDragObjectClass defines the metaclass for TDragObject.
TDragOverEvent	This is type Controls.TDragOverEvent.
TEndDragEvent	This is type Controls.TEndDragEvent.
TForEachZoneProc	This is type Controls.TForEachZoneProc.
TGetSiteInfoEvent	TGetSiteInfoEvent is the type of the OnGetSiteInfo event handler.
THintWindowClass	THintWindowClass defines the metaclass for THintWindow.
TImeName	TImeName is the type that represents the name of an Input Method Editor.
TKeyEvent	This is type Controls.TKeyEvent.
TKeyPressEvent	This is type Controls.TKeyPressEvent.
TMarginSize	This is type Controls.TMarginSize.
TModalResult	TModalResult represents the return value from a modal dialog.
TMouseActivateEvent	This is type Controls.TMouseActivateEvent.
TMouseEvent	This is type Controls.TMouseEvent.
TMouseMoveEvent	This is type Controls.TMouseMoveEvent.
TMouseWheelEvent	This is type Controls.TMouseWheelEvent.
TMouseWheelUpDownEvent	This is type Controls.TMouseWheelUpDownEvent.
TPanningWindowClass	TPanningWindowClass defines the metaclass for TPanningWindow.
TScalingFlags	TScalingFlags describes the way controls are scaled.
TStartDockEvent	TStartDockEvent is the type of the OnStartDock event handler.
TStartDragEvent	This is type Controls.TStartDragEvent.
TTabOrder	TTabOrder defines the tab order of a control.
TTime	TTime is used to represent a time.
TUnDockEvent	TUnDockEvent is the type of the OnUnDock event handler.
TWinControlActionLinkClass	TWinControlActionLinkClass defines the metaclass for TWinControlActionLink.
TWinControlClass	TWinControlClass defines the metaclass for TWinControl.
TWndMethod	TWndMethod is the type for Windows message procedures.

Variables

Name	Description
AnimateWindowProc	This is variable Controls.AnimateWindowProc.
CreationControl	This is variable Controls.CreationControl.
DefaultDockTreeClass	Provides the default implementation class for the DockManager property of container controls.
IsVCLControlHook	This is variable Controls.IsVCLControlHook.
Mouse	Contains information about the system’s mouse.
NewStyleControls	Determines whether controls are drawn using the Windows 3.x "look".

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