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TTabSheet class

In unit ComCtrls

An individual page used in TPageControl.

Declaration

pascal
TTabSheet = class(TCustomPage)

Inheritance

  1. TTabSheet
  2. TCustomPage
  3. TWinControl
  4. TControl
  5. TLCLComponent
  6. TComponent
  7. TPersistent
  8. TObject

Description

TTabSheet - individual page of a TPageControl. It is a more elaborate version of TPage, and adds the following features:

  • Drag/Drop properties
  • Ability to Enable/Disable the page
  • Ability to make the Tab visible or hidden

See also

Properties

PageControlpublicThe TPageControl instance where the tab sheet is displayed.
TabIndexpublicOrdinal position for the tab sheet in the visible tab sheets on the page control.
AutoSizepublishedAllows automatic adjustment of the size for the control, according to its content.
BorderWidthpublishedWidth of the Border around the control; default is zero.
BiDiModepublishedIndicates whether text controls use in bi-directional reading.
CaptionpublishedThe text displayed for the control.
ChildSizingpublishedProvides a grid (table) layout for the children of this control.
ClientHeightpublishedThe height for the client area on the control.
ClientWidthpublishedThe width of the client area for the control.
EnabledpublishedDetermines whether the control responds to mouse or keyboard input.
FontpublishedThe font to be used for text display in this control.
HeightpublishedHeight of the visible area for the tab sheet on the parent page control.
ImageIndexpublishedOrdinal position for the image associated with the page.
LeftpublishedLeft coordinate for the tab sheet in the visible area of the parent page control.
PageIndexpublishedOrdinal position for the page in the parent control.
ParentBiDiModepublishedIndicates whether the BiDiMode settings in the Parent control are used.
ParentFontpublishedIndicates if the Font from the Parent control is used in the control.
ParentShowHintpublishedIf True, the value of ShowHint for the control will be the same as the one from the Parent. Default is True.
PopupMenupublishedA context-sensitive menu that pops up when the right mouse button is clicked over this control.
ShowHintpublishedEnables Hint display for the control.
TabVisiblepublishedIndicates if the tab is visible in the Parent control.
ToppublishedTop coordinate for the tab sheet in the visible area of the parent page control.
WidthpublishedWidth of the visible area for the tab sheet on the parent page control.

Methods

WSRegisterClassprotectedRegisters this component class with the current WidgetSet.
CreatepublicConstructor for the class instance.
DestroypublicDestructor for the class instance.

Events

OnContextPopuppublishedInvoked when a context-sensitive pop-up menu is requested.
OnDragDroppublishedEvent handler signalled when an object is dropped onto the control.
OnDragOverpublishedEvent handler signalled when a control is dragged over the control instance.
OnEndDragpublishedEvent handler signalled for the end of a drag-drop operation.
OnEnterpublishedEvent handler signalled when the control receives focus.
OnExitpublishedEvent handler signalled when the control loses focus.
OnHidepublishedEvent handler signalled when the page is hidden.
OnMouseDownpublishedEvent handler signalled when a mouse down event is handled for the control.
OnMouseEnterpublishedEvent handler signalled when the mouse pointer has entered the control.
OnMouseLeavepublishedEvent handler signalled when the mouse pointer has left the control.
OnMouseMovepublishedEvent handler signalled when the mouse pointer is moved in the control.
OnMouseUppublishedEvent handler signalled when a mouse up event is handled for the control.
OnMouseWheelpublishedEvent handler for mouse wheel turned.
OnMouseWheelDownpublishedEvent handler signalled for a downward movement of the mouse wheel.
OnMouseWheelUppublishedEvent handler signalled for an upward movement of the mouse wheel.
OnResizepublishedNotification handler for a resize of the control.
OnShowpublishedEvent handler signalled when the page becomes visible.
OnStartDragpublishedEvent handler signalled for the start of a dragging operation.

Inherited

From TCustomPage (21)

CanTab CheckNewParent CMHitTest CMVisibleChanged DestroyHandle DialogChar DoHide DoShow Flags GetPageIndex GetTabVisible HandleObjectShouldBeVisible IsControlVisible Notification RealSetText SetPageIndex SetParent TabOrder Visible VisibleIndex WMPaint

From TWinControl (232)

AddControl AdjustClientRect AlignControls AllAutoSized AutoAdjustLayout AutoSizeDelayed AutoSizeDelayedHandle AutoSizeDelayedReport AutoSizePhases BeginUpdateBounds BorderStyle BoundsLockCount BroadCast Brush BrushCreated CachedClientHeight CachedClientWidth CalculatePreferredSize CanFocus CanSetFocus ChangeScale ChildClassAllowed ChildHandlesCreated ChildKey ClientRectNeedsInterfaceUpdate CMBiDiModeChanged CMBorderChanged CMDoubleBufferedChanged CMEnabledChanged CMEnter CMExit CMParentDoubleBufferedChanged CMShowHintChanged CMShowingChanged CNChar CNKeyDown CNKeyUp CNSysKeyDown CNSysKeyUp ContainsControl ControlAtPos ControlCount ControlKeyDown ControlKeyUp Controls ControlsAligned CreateBrush CreateDockManager CreateHandle CreateParams CreateParented CreateParentedControl CreateSubClass CreateWnd CustomAlignInsertBefore CustomAlignPosition DefaultHandler DefWndProc DesignerDeleting DestroyWnd DisableAlign DoAddDockClient DoAdjustClientRectChange DoAlignChildControls DoAllAutoSize DoAutoSize DoChildSizingChange DockClientCount DockClients DockDrop DockManager DockOver DockSite DoConstraintsChange DoDockClientMsg DoDockOver DoDragMsg DoEnter DoExit DoFlipChildren DoFloatMsg DoGetDockCaption DoKeyDownBeforeInterface DoKeyPress DoKeyUpBeforeInterface DoRemainingKeyDown DoRemainingKeyUp DoRemoveDockClient DoSendBoundsToInterface DoSendShowHideToInterface DoSetBounds DoubleBuffered DoUnDock DoUndockClientMsg DoUTF8KeyPress EnableAlign EndUpdateBounds EraseBackground FinalizeWnd FindChildControl FindNextControl FixDesignFontsPPIWithChildren FixupTabList FlipChildren Focused FontChanged FormEndUpdated GetAdjustedLogicalClientRect GetBorderStyle GetChildren GetChildrenRect GetClientOrigin GetClientRect GetControlIndex GetControlOrigin GetDeviceContext GetDockCaption GetEnumeratorControls GetEnumeratorControlsReverse GetMouseCapture GetParentHandle GetPreferredSizeClientFrame GetSiteInfo GetTabOrderList GetTextLen GetTopParentHandle Handle HandleAllocated HandleNeeded InitializeWnd InsertControl IntfGetDropFilesTarget IntfUTF8KeyPress Invalidate InvalidateBoundsRealized InvalidateClientRectCache InvalidatePreferredChildSizes IsClientHeightStored IsClientWidthStored IsControlMouseMsg IsFlipped IsResizing IsSpecialSubControl KeyDown KeyDownAfterInterface KeyDownBeforeInterface KeyPress KeyUp KeyUpAfterInterface KeyUpBeforeInterface Loaded LockRealizeBounds MainWndProc NotifyControls OnAlignInsertBefore OnAlignPosition OnDockDrop OnDockOver OnGetDockCaption OnGetSiteInfo OnKeyDown OnKeyPress OnKeyUp OnUnDock OnUTF8KeyPress PaintControls PaintHandler PaintTo PaintWindow ParentDoubleBuffered ParentFormHandleInitialized ParentHandlesAllocated ParentWindow PerformTab RealGetText ReAlign RealizeBounds RealizeBoundsRecursive ReloadDockedControl RemoveControl RemoveFocus Repaint ScaleBy ScaleControls ScrollBy ScrollBy_WS SelectFirst SelectNext SendDialogChar SendMoveSizeMessages SetBorderStyle SetBounds SetChildZPosition SetColor SetControlIndex SetDockManager SetFocus SetShape SetTempCursor ShowControl Showing TabStop UnlockRealizeBounds Update UpdateControlState UpdateDockCaption UpdateShowing UseDockManager UTF8KeyPress VisibleDockClientCount WindowHandle WMChar WMContextMenu WMDestroy WMEnter WMEraseBkgnd WMExit WMKeyDown WMKeyUp WMKillFocus WMMove WMNotify WMSetFocus WMShowWindow WMSize WMSysChar WMSysKeyDown WMSysKeyUp WMWindowPosChanged WndProc WriteLayoutDebugReport WSSetText

From TControl (330)

AccessibleDescription AccessibleName AccessibleRole AccessibleValue Action ActionChange ActionLink ActiveDefaultControlChanged AddHandler AddHandlerOnBeforeDestruction AddHandlerOnChangeBounds AddHandlerOnEnabledChanged AddHandlerOnEnabledChanging AddHandlerOnKeyDown AddHandlerOnMouseWheel AddHandlerOnResize AddHandlerOnVisibleChanged AddHandlerOnVisibleChanging AdjustSize Align AnchorAsAlign AnchorClient AnchoredControlCount AnchoredControls AnchorHorizontalCenterTo AnchorParallel Anchors AnchorSame AnchorSide AnchorSideBottom AnchorSideChanged AnchorSideLeft AnchorSideRight AnchorSideTop AnchorToCompanion AnchorToNeighbour AnchorVerticalCenterTo AssignTo AutoSizing AutoSizingAll AutoSizingLockCount BaseBounds BaseParentClientSize BeforeDestruction BeforeDragStart BeginAutoDrag BeginAutoSizing BeginDrag BorderSpacing BoundsChanged BoundsRect BoundsRectForNewParent BringToFront CalculateDockSizes CanAutoSize CaptureChanged CaptureMouseButtons ChangeBounds Changed CheckChildClassAllowed CheckOnChangeBounds Click ClientOrigin ClientRect ClientToParent ClientToScreen CMChanged CMCursorChanged CMHintShow CMMouseEnter CMMouseLeave CMParentBiDiModeChanged CMParentColorChanged CMParentFontChanged CMParentShowHintChanged CMSysFontChanged CMTextChanged CNPreferredSizeChanged Color ColorIsStored ConstrainedResize Constraints ControlFontClass ControlOrigin ControlState ControlStyle ControlToScreen CreateAccessibleObject CreateControlBorderSpacing CreateFloatingDockSite Cursor DblClick DefineProperties DesktopFont DisableAutoSizing DoAutoAdjustLayout DoBorderSpacingChange DoCallKeyEventHandler DoCallMouseWheelEventHandler DoCallNotifyHandler Dock Docked DockOrientation DockTrackNoTarget DoContextPopup DoDock DoEndDock DoEndDrag DoFixDesignFontPPI DoMouseDown DoMouseUp DoMouseWheel DoMouseWheelDown DoMouseWheelHorz DoMouseWheelLeft DoMouseWheelRight DoMouseWheelUp DoOnChangeBounds DoOnParentHandleDestruction DoOnResize DoOnShowHint DoScaleFontPPI DoStartDock DoStartDrag DragCanceled DragCursor DragDrop Dragging DragKind DragMode DragOver EditingDone EnableAutoSizing EnabledChanged EnabledChanging EndAutoSizing EndDrag ExecuteCancelAction ExecuteDefaultAction FindSubComponent FixDesignFontsPPI Floating FloatingDockSiteClass ForeignAnchorSideChanged FormIsUpdating GetAccessibleObject GetAction GetActionLinkClass GetAnchorsDependingOnParent GetCachedText GetCanvasScaleFactor GetChildAccessibleObjectAtPos GetClientScrollOffset GetColorResolvingParent GetControlClassDefaultSize GetCursor GetDefaultColor GetDefaultDockCaption GetDefaultHeight GetDefaultWidth GetDockEdge GetDragImages GetEnabled GetFloating GetFloatingDockSiteClass GetLogicalClientRect GetMousePosFromMessage GetPalette GetParentBackground GetParentComponent GetPopupMenu GetPreferredSize GetRGBColorResolvingParent GetScrolledClientRect GetSelectedChildAccessibleObject GetSidePosition GetTextBuf GetTopParent HasHelp HasParent HeightIsAnchored HelpContext HelpKeyword HelpType Hide Hint HostDockSite InitiateAction InvalidateControl InvalidatePreferredSize IsAParentAligning IsBorderSpacingInnerBorderStored IsCaptionStored IsControl IsEnabled IsParentColor IsParentFont IsParentOf IsProcessingPaintMsg IsRightToLeft IsVisible LMCaptureChanged LoadedAll LRDockWidth ManualDock ManualFloat MouseCapture MouseDown MouseEnter MouseInClient MouseLeave MouseMove MouseUp OnChangeBounds OnClick OnConstrainedResize OnDblClick OnEditingDone OnEndDock OnMouseWheelHorz OnMouseWheelLeft OnMouseWheelRight OnQuadClick OnShowHint OnStartDock OnTripleClick Parent ParentBackground ParentColor ParentDestroyingHandle ParentFontChanged ParentToClient Perform PositionDockRect QuadClick ReadBounds ReadState Refresh RemoveAllHandlersOfObject RemoveHandler RemoveHandlerOnBeforeDestruction RemoveHandlerOnChangeBounds RemoveHandlerOnEnabledChanged RemoveHandlerOnEnabledChanging RemoveHandlerOnKeyDown RemoveHandlerOnMouseWheel RemoveHandlerOnResize RemoveHandlerOnVisibleChanged RemoveHandlerOnVisibleChanging ReplaceDockedControl RequestAlign Resize Scale96ToFont Scale96ToForm Scale96ToScreen ScaleConstraints ScaleDesignToForm ScaleFontsPPI ScaleFontTo96 ScaleFontToScreen ScaleFormTo96 ScaleFormToDesign ScaleScreenTo96 ScaleScreenToFont ScreenToClient ScreenToControl SendToBack SessionProperties SetAction SetAlign SetAnchors SetAutoSize SetBiDiMode SetBoundsKeepBase SetCursor SetDragMode SetEnabled SetHint SetInitialBounds SetName SetParentBackground SetParentBiDiMode SetParentComponent SetTextBuf SetVisible SetZOrder ShouldAutoAdjust Show ShowHelp TBDockHeight Text TextChanged TripleClick UndockHeight UndockWidth UpdateAnchorRules UpdateBaseBounds UpdateMouseCursor UpdateRolesForForm UseRightToLeftAlignment UseRightToLeftReading UseRightToLeftScrollBar VisibleChanged VisibleChanging WidthIsAnchored WindowProc WMCancelMode WMLButtonDBLCLK WMLButtonDown WMLButtonQuadCLK WMLButtonTripleCLK WMLButtonUp WMMButtonDBLCLK WMMButtonDown WMMButtonQuadCLK WMMButtonTripleCLK WMMButtonUp WMMouseHWheel WMMouseMove WMMouseWheel WMRButtonDBLCLK WMRButtonDown WMRButtonQuadCLK WMRButtonTripleCLK WMRButtonUp WMXButtonDBLCLK WMXButtonDown WMXButtonQuadCLK WMXButtonTripleCLK WMXButtonUp

From TLCLComponent (6)

DecLCLRefCount GetWSComponentClass IncLCLRefCount LCLRefCount NewInstance WidgetSetClass

From TComponent (64)

_AddRef _Release CanObserve ChangeName ComObject ComponentCount ComponentIndex Components ComponentState ComponentStyle DesignInfo DestroyComponents Destroying ExecuteAction FindComponent FreeNotification FreeOnRelease GetChildOwner GetChildParent GetDeltaStreams GetEnumerator GetIDsOfNames GetNamePath GetObservers GetOwner GetTypeInfo GetTypeInfoCount iicrGetComponent InsertComponent Invoke IsImplementorOf Loading Name ObserverAdded Observers OnGetDeltaStreams Owner PaletteCreated QueryInterface ReadDeltaState ReadDeltaStream ReferenceInterface RemoveComponent RemoveFreeNotification RemoveFreeNotifications SafeCallException SetAncestor SetChildOrder SetDesigning SetDesignInstance SetInline SetSubComponent Tag ToString TToStringNameMode UpdateAction Updated UpdateRegistry Updating ValidateContainer ValidateInsert ValidateRename VCLComObject WriteState

From TPersistent (4)

Assign FPOAttachObserver FPODetachObserver FPONotifyObservers

From TObject (35)

AfterConstruction CheckDisposed ClassInfo ClassName ClassNameIs ClassParent ClassType CleanupInstance DefaultHandlerStr Dispatch DispatchStr Disposed DisposeOf Equals FieldAddress Free FreeInstance GetDisposed GetHashCode GetInterface GetInterfaceByStr GetInterfaceEntry GetInterfaceEntryByStr GetInterfaceTable GetInterfaceWeak GetLastCastErrorInfo InheritsFrom InitInstance InstanceSize MethodAddress MethodName QualifiedClassName StringMessageTable SystemHasExtendedRTTI UnitName

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.