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TGHScrollBar Class Reference

The TGHScrollBar will generate the following event messages: kC_HSCROLL, kSB_SLIDERPOS, position, 0 kC_HSCROLL, kSB_SLIDERTRACK, position, 0.

Definition at line 141 of file TGScrollBar.h.

Public Member Functions

 TGHScrollBar (const TGWindow *p=nullptr, UInt_t w=4, UInt_t h=2, UInt_t options=kHorizontalFrame, Pixel_t back=GetDefaultFrameBackground())
 Create a horizontal scrollbar widget.
virtual ~TGHScrollBar ()
virtual TGDimension GetDefaultSize () const
 std::cout << fWidth << "x" << fHeight << std::endl;
virtual Bool_t HandleButton (Event_t *event)
 Handle a mouse button event in a horizontal scrolbar.
virtual Bool_t HandleMotion (Event_t *event)
 Handle mouse motion event in a horizontal scrollbar.
virtual void Layout ()
 Layout and move horizontal scrollbar components.
virtual void SavePrimitive (std::ostream &out, Option_t *option="")
 Save an horizontal scrollbar as a C++ statement(s) on output stream out.
virtual void SetPosition (Int_t pos)
 Set logical slider position of horizontal scrollbar.
virtual void SetRange (Int_t range, Int_t page_size)
 Set range of horizontal scrollbar.
- Public Member Functions inherited from TGScrollBar
 TGScrollBar (const TGWindow *p=nullptr, UInt_t w=1, UInt_t h=1, UInt_t options=kChildFrame, Pixel_t back=GetDefaultFrameBackground())
virtual ~TGScrollBar ()
 Delete a scrollbar (either horizontal or vertical).
virtual void ChangeBackground (Pixel_t back)
 Change background color.
virtual void DrawBorder ()
 Draw frame border.
TGScrollBarElementGetHead () const
virtual Int_t GetPageSize () const
virtual Int_t GetPosition () const
virtual Int_t GetRange () const
TGScrollBarElementGetSlider () const
virtual Int_t GetSmallIncrement ()
TGScrollBarElementGetTail () const
void GrabPointer (Bool_t grab)
virtual Bool_t HandleCrossing (Event_t *event)
 Handle mouse crossing event.
virtual Bool_t HandleTimer (TTimer *t)
 Handle repeat timer for horizontal or vertical scrollbar.
Bool_t IsAccelerated () const
virtual void MapSubwindows ()
 map sub windows
virtual void MoveResize (Int_t x, Int_t y, UInt_t w=0, UInt_t h=0)
 Move and/or resize the frame.
virtual void PageSizeChanged (Int_t range)
virtual void PositionChanged (Int_t pos)
virtual void RangeChanged (Int_t range)
virtual void Resize (TGDimension size)
 Resize the frame.
virtual void Resize (UInt_t w=0, UInt_t h=0)
 Resize the frame.
virtual void SetAccelerated (Bool_t m=kTRUE)
virtual void SetDragging (Bool_t drag)
virtual void SetSmallIncrement (Int_t increment)
- Public Member Functions inherited from TGFrame
 TGFrame (const TGWindow *p=nullptr, UInt_t w=1, UInt_t h=1, UInt_t options=0, Pixel_t back=GetDefaultFrameBackground())
 Create a TGFrame object. Options is an OR of the EFrameTypes.
 TGFrame (TGClient *c, Window_t id, const TGWindow *parent=nullptr)
 Create a frame using an externally created window.
virtual ~TGFrame ()
virtual void Activate (Bool_t)
void AddInput (UInt_t emask)
 Add events specified in the emask to the events the frame should handle.
virtual void ChangeOptions (UInt_t options)
 Change frame options. Options is an OR of the EFrameTypes.
Bool_t Contains (Int_t x, Int_t y) const
virtual void Delete (Option_t *="")
 Delete this object.
virtual void DeleteWindow ()
 Delete window.
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs.
virtual TObjectDrawClone (Option_t *="") const
 Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad).
virtual void DrawCopy (Handle_t, Int_t, Int_t)
virtual void Dump () const
 Dump contents of object on stdout.
virtual Pixel_t GetBackground () const
Int_t GetBorderWidth () const
virtual UInt_t GetDefaultHeight () const
virtual UInt_t GetDefaultWidth () const
virtual TDNDDataGetDNDData (Atom_t)
virtual Int_t GetDragType () const
 Returns drag source type.
virtual Int_t GetDropType () const
 Returns drop target type.
UInt_t GetEventMask () const
virtual Pixel_t GetForeground () const
 Return frame foreground color.
TGFrameElementGetFrameElement () const
virtual TGFrameGetFrameFromPoint (Int_t x, Int_t y)
UInt_t GetHeight () const
UInt_t GetMaxHeight () const
UInt_t GetMaxWidth () const
UInt_t GetMinHeight () const
UInt_t GetMinWidth () const
virtual UInt_t GetOptions () const
TGDimension GetSize () const
UInt_t GetWidth () const
Int_t GetX () const
Int_t GetY () const
virtual Bool_t HandleClientMessage (Event_t *event)
 Handle a client message.
virtual Bool_t HandleColormapChange (Event_t *)
virtual Bool_t HandleConfigureNotify (Event_t *event)
 This event is generated when the frame is resized.
virtual Bool_t HandleDNDDrop (TDNDData *)
virtual Atom_t HandleDNDEnter (Atom_t *)
virtual Bool_t HandleDNDFinished ()
virtual Bool_t HandleDNDLeave ()
virtual Atom_t HandleDNDPosition (Int_t, Int_t, Atom_t, Int_t, Int_t)
virtual Bool_t HandleDoubleClick (Event_t *)
virtual Bool_t HandleDragDrop (TGFrame *, Int_t, Int_t, TGLayoutHints *)
virtual Bool_t HandleDragEnter (TGFrame *)
virtual Bool_t HandleDragLeave (TGFrame *)
virtual Bool_t HandleDragMotion (TGFrame *)
virtual Bool_t HandleEvent (Event_t *event)
 Handle all frame events.
virtual Bool_t HandleFocusChange (Event_t *)
virtual Bool_t HandleKey (Event_t *)
virtual Bool_t HandleSelection (Event_t *)
virtual Bool_t HandleSelectionClear (Event_t *)
virtual Bool_t HandleSelectionRequest (Event_t *)
virtual void Inspect () const
 Dump contents of this object in a graphics canvas.
virtual Bool_t IsActive () const
virtual Bool_t IsComposite () const
Bool_t IsDNDSource () const
Bool_t IsDNDTarget () const
virtual Bool_t IsEditable () const
virtual Bool_t IsLayoutBroken () const
virtual void MapRaised ()
 map raised
virtual void MapWindow ()
 map window
virtual void Move (Int_t x, Int_t y)
 Move frame.
virtual void Print (Option_t *option="") const
 Print window id.
virtual void ProcessedConfigure (Event_t *event)
virtual void ProcessedEvent (Event_t *event)
virtual Bool_t ProcessMessage (Longptr_t, Longptr_t, Longptr_t)
virtual void ReallyDelete ()
void RemoveInput (UInt_t emask)
 Remove events specified in emask from the events the frame should handle.
virtual void ReparentWindow (const TGWindow *p, Int_t x=0, Int_t y=0)
 Reparent window, make p the new parent and position the window at position (x,y) in new parent.
void SaveUserColor (std::ostream &out, Option_t *)
 Save a user color in a C++ macro file - used in SavePrimitive().
virtual void SendMessage (const TGWindow *w, Longptr_t msg, Longptr_t parm1, Longptr_t parm2)
 Send message (i.e.
virtual void SetBackgroundColor (Pixel_t back)
 Set background color (override from TGWindow base class).
virtual void SetCleanup (Int_t=kLocalCleanup)
void SetDNDSource (Bool_t onoff)
void SetDNDTarget (Bool_t onoff)
virtual void SetDragType (Int_t type)
virtual void SetDrawOption (Option_t *="")
 Set drawing option for object.
virtual void SetDropType (Int_t type)
virtual void SetEditable (Bool_t)
virtual void SetForegroundColor (Pixel_t)
void SetFrameElement (TGFrameElement *fe)
virtual void SetHeight (UInt_t h)
virtual void SetLayoutBroken (Bool_t=kTRUE)
virtual void SetMaxHeight (UInt_t h)
virtual void SetMaxWidth (UInt_t w)
virtual void SetMinHeight (UInt_t h)
virtual void SetMinWidth (UInt_t w)
virtual void SetSize (const TGDimension &s)
virtual void SetWidth (UInt_t w)
virtual void SetX (Int_t x)
virtual void SetY (Int_t y)
virtual void UnmapWindow ()
 unmap window
- Public Member Functions inherited from TGWindow
 TGWindow (const TGWindow *p=0, Int_t x=0, Int_t y=0, UInt_t w=0, UInt_t h=0, UInt_t border=0, Int_t depth=0, UInt_t clss=0, void *visual=0, SetWindowAttributes_t *attr=0, UInt_t wtype=0)
 Create a new window.
 TGWindow (TGClient *c, Window_t id, const TGWindow *parent=0)
 Create a copy of a window.
virtual ~TGWindow ()
 Window destructor. Unregisters the window.
virtual void DestroySubwindows ()
 destroy sub windows
virtual void DestroyWindow ()
 destroy window
virtual UInt_t GetEditDisabled () const
virtual const TGWindowGetMainFrame () const
 Returns top level main frame.
virtual const char * GetName () const
 Return unique name, used in SavePrimitive methods.
const TGWindowGetParent () const
virtual Bool_t HandleExpose (Event_t *event)
virtual Bool_t HandleIdleEvent (TGIdleHandler *)
virtual void IconifyWindow ()
 iconify window
virtual Bool_t IsMapped ()
 Returns kTRUE if window is mapped on screen, kFALSE otherwise.
virtual Bool_t IsMapSubwindows () const
virtual void LowerWindow ()
 lower window
virtual Int_t MustCleanup () const
virtual void RaiseWindow ()
 raise window
virtual void RequestFocus ()
 request focus
virtual void SetBackgroundPixmap (Pixmap_t pixmap)
 set background pixmap
virtual void SetEditDisabled (UInt_t on=kEditDisable)
virtual void SetMapSubwindows (Bool_t)
virtual void SetName (const char *name)
virtual void SetWindowName (const char *name=0)
 Set window name.
- Public Member Functions inherited from TGObject
 TGObject ()
 TGObject (const TGObject &tgo)
virtual ~TGObject ()
 TGObject destructor.
TGClientGetClient () const
Handle_t GetId () const
ULong_t Hash () const
 Return hash value for this object.
Bool_t IsEqual (const TObject *obj) const
 Equal comparison (TGObjects are equal if they have the same window identifier).
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Write this TGObject to a file using TImage, if filename's extension signals a valid TImage::EImageFileType, as defined by TImage::GetImageFileTypeFromFilename().
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor.
 TObject (const TObject &object)
 TObject copy ctor.
virtual ~TObject ()
 TObject destructor.
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract.
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad.
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action.
ULong_t CheckedHash ()
 Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object.
virtual const char * ClassName () const
 Returns name of class to which the object belongs.
virtual void Clear (Option_t *="")
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility.
virtual Int_t Compare (const TObject *obj) const
 Compare abstract method.
virtual void Copy (TObject &object) const
 Copy this to obj.
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object.
virtual void Draw (Option_t *option="")
 Default Draw method for all objects.
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message.
virtual void Execute (const char *method, const char *params, Int_t *error=0)
 Execute method on this object with the given parameter string, e.g.
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 Execute method on this object with parameters stored in the TObjArray.
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py).
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message.
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes.
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes.
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object.
virtual const char * GetIconName () const
 Returns mime type name of object.
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py).
virtual Option_tGetOption () const
virtual const char * GetTitle () const
 Returns title of object.
virtual UInt_t GetUniqueID () const
 Return the unique object id.
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e.
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message.
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname".
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl.
void InvertBit (UInt_t f)
Bool_t IsDestructed () const
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects).
R__ALWAYS_INLINE Bool_t IsOnHeap () const
virtual Bool_t IsSortable () const
R__ALWAYS_INLINE Bool_t IsZombie () const
virtual void ls (Option_t *option="") const
 The ls function lists the contents of a class on stdout.
void MayNotUse (const char *method) const
 Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary).
virtual Bool_t Notify ()
 This method must be overridden to handle object notification.
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete.
void operator delete (void *ptr)
 Operator delete.
void operator delete[] (void *ptr)
 Operator delete [].
voidoperator new (size_t sz)
voidoperator new (size_t sz, void *vp)
voidoperator new[] (size_t sz)
voidoperator new[] (size_t sz, void *vp)
TObjectoperator= (const TObject &rhs)
 TObject assignment operator.
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself.
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list.
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory.
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list.
void ResetBit (UInt_t f)
void SetBit (UInt_t f)
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f.
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id.
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message.
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
Int_t TestBits (UInt_t f) const
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked.
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message.
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory.
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory.
- Public Member Functions inherited from TQObject
 TQObject ()
 TQObject Constructor.
virtual ~TQObject ()
 TQObject Destructor.
Bool_t AreSignalsBlocked () const
Bool_t BlockSignals (Bool_t b)
virtual void ChangedBy (const char *method)
void CollectClassSignalLists (TList &list, TClass *cls)
 Collect class signal lists from class cls and all its base-classes.
Bool_t Connect (const char *signal, const char *receiver_class, void *receiver, const char *slot)
 Non-static method is used to connect from the signal of this object to the receiver slot.
virtual void Connected (const char *)
virtual void Destroyed ()
Bool_t Disconnect (const char *signal=0, void *receiver=0, const char *slot=0)
 Disconnects signal of this object from slot of receiver.
virtual void Disconnected (const char *)
void Emit (const char *signal)
 Activate signal without args.
template<typename T >
void Emit (const char *signal, const T &arg)
 Activate signal with single parameter.
template<typename... T>
void EmitVA (const char *signal_name, Int_t, const T &... params)
 Emit a signal with a varying number of arguments.
TListGetListOfClassSignals () const
 Returns pointer to list of signals of this class.
TListGetListOfConnections () const
TListGetListOfSignals () const
virtual Bool_t HasConnection (const char *signal_name) const
 Return true if there is any object connected to this signal.
virtual void HighPriority (const char *signal_name, const char *slot_name=0)
virtual void LowPriority (const char *signal_name, const char *slot_name=0)
virtual void Message (const char *msg)
virtual Int_t NumberOfConnections () const
 Return number of connections for this object.
virtual Int_t NumberOfSignals () const
 Return number of signals for this object.
- Public Member Functions inherited from TGWidget
 TGWidget ()
 TGWidget (Int_t id)
virtual ~TGWidget ()
virtual void Associate (const TGWindow *w)
const char * GetCommand () const
Bool_t HasFocus () const
Bool_t IsEnabled () const
virtual void SetCommand (const char *command)
Bool_t WantFocus () const
Int_t WidgetId () const

Additional Inherited Members

- Public Types inherited from TGWindow
enum  EEditMode {
  kEditEnable = 0 , kEditDisable = BIT(0) , kEditDisableEvents = BIT(1) , kEditDisableGrab = BIT(2) ,
  kEditDisableLayout = BIT(3) , kEditDisableResize = BIT(4) , kEditDisableHeight = BIT(5) , kEditDisableWidth = BIT(6) ,
  kEditDisableBtnEnable = BIT(7) , kEditDisableKeyEnable = BIT(8)
enum  EStatusBits { kIsHtmlView = BIT(14) }
- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 ,
  kBitMask = 0x00ffffff
enum  { kSingleKey = BIT(0) , kOverwrite = BIT(1) , kWriteDelete = BIT(2) }
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
enum  EStatusBits {
  kCanDelete = BIT(0) , kMustCleanup = BIT(3) , kIsReferenced = BIT(4) , kHasUUID = BIT(5) ,
  kCannotPick = BIT(6) , kNoContextMenu = BIT(8) , kInvalidObject = BIT(13)
- Static Public Member Functions inherited from TGScrollBar
static Pixmap_t GetBckgndPixmap ()
 Static method returning scrollbar background pixmap.
static Int_t GetScrollBarWidth ()
 Static method returning the scrollbar width.
- Static Public Member Functions inherited from TGFrame
static const TGGCGetBckgndGC ()
 Get background color graphics context.
static const TGGCGetBlackGC ()
 Get black graphics context.
static Pixel_t GetBlackPixel ()
 Get black pixel value.
static Pixel_t GetDefaultFrameBackground ()
 Get default frame background.
static Pixel_t GetDefaultSelectedBackground ()
 Get default selected frame background.
static const TGGCGetHilightGC ()
 Get highlight color graphics context.
static const TGGCGetShadowGC ()
 Get shadow color graphics context.
static const TGGCGetWhiteGC ()
 Get white graphics context.
static Pixel_t GetWhitePixel ()
 Get white pixel value.
- Static Public Member Functions inherited from TGWindow
static Int_t GetCounter ()
 Return global window counter (total number of created windows).
- Static Public Member Functions inherited from TObject
static Longptr_t GetDtorOnly ()
 Return destructor only flag.
static Bool_t GetObjectStat ()
 Get status of object stat flag.
static void SetDtorOnly (void *obj)
 Set destructor only flag.
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable.
- Static Public Member Functions inherited from TQObject
static Bool_t AreAllSignalsBlocked ()
 Returns true if all signals are blocked.
static Bool_t BlockAllSignals (Bool_t b)
 Block or unblock all signals. Returns the previous block status.
static Bool_t Connect (const char *sender_class, const char *signal, const char *receiver_class, void *receiver, const char *slot)
 This method allows to make a connection from any object of the same class to a single slot.
static Bool_t Connect (TQObject *sender, const char *signal, const char *receiver_class, void *receiver, const char *slot)
 Create connection between sender and receiver.
static Bool_t Disconnect (const char *class_name, const char *signal, void *receiver=0, const char *slot=0)
 Disconnects "class signal".
static Bool_t Disconnect (TQObject *sender, const char *signal=0, void *receiver=0, const char *slot=0)
 Disconnects signal in object sender from slot_method in object receiver.
- Protected Types inherited from TGFrame
enum  { kDeleteWindowCalled = BIT(15) }
- Protected Types inherited from TObject
enum  { kOnlyPrepStep = BIT(3) }
- Protected Member Functions inherited from TGFrame
virtual void DoRedraw ()
 Redraw the frame.
virtual void Draw3dRectangle (UInt_t type, Int_t x, Int_t y, UInt_t w, UInt_t h)
 Draw 3D rectangle on the frame border.
TString GetOptionString () const
 Returns a frame option string - used in SavePrimitive().
const TGResourcePoolGetResourcePool () const
virtual voidGetSender ()
virtual void StartGuiBuilding (Bool_t on=kTRUE)
 Go into GUI building mode.
- Protected Member Functions inherited from TGWindow
 TGWindow (const TGWindow &tgw)
 TGWindow (Window_t id)
TGWindowoperator= (const TGWindow &tgw)
- Protected Member Functions inherited from TGObject
TGObjectoperator= (const TGObject &tgo)
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected).
void MakeZombie ()
- Protected Member Functions inherited from TQObject
virtual const char * GetSenderClassName () const
- Protected Member Functions inherited from TGWidget
 TGWidget (const TGWidget &tgw)
Int_t ClearFlags (Int_t flags)
TGWidgetoperator= (const TGWidget &tgw)
Int_t SetFlags (Int_t flags)
- Static Protected Member Functions inherited from TGFrame
static Time_t GetLastClick ()
 Get time of last mouse click.
- Static Protected Member Functions inherited from TQObject
static Int_t CheckConnectArgs (TQObject *sender, TClass *sender_class, const char *signal, TClass *receiver_class, const char *slot)
 Checking of consistency of sender/receiver methods/arguments.
static TString CompressName (const char *method_name)
 Removes "const" words and blanks from full (with prototype) method name and resolve any typedefs in the method signature.
static Bool_t ConnectToClass (const char *sender_class, const char *signal, TClass *receiver_class, void *receiver, const char *slot)
 This method allows to make connection from any object of the same class to the receiver object.
static Bool_t ConnectToClass (TQObject *sender, const char *signal, TClass *receiver_class, void *receiver, const char *slot)
 Create connection between sender and receiver.
- Protected Attributes inherited from TGScrollBar
Bool_t fAccelerated
 kFALSE - normal, kTRUE - accelerated
Pixel_t fBgndColor
 background color
Bool_t fDragging
 in dragging mode?
Bool_t fGrabPointer
 grab pointer when dragging
 head button of scrollbar
const TGPicturefHeadPic
 picture in head (up or left arrow)
Pixel_t fHighColor
 highlight color
Int_t fPos
 logical current position
Int_t fPsize
 logical page size of scrollbar
Int_t fRange
 logical upper range of scrollbar
 repeat rate timer (when mouse stays pressed)
Int_t fSliderRange
 logical slider range
Int_t fSliderSize
 logical slider size
Int_t fSmallInc
 Small Increment in the sliding algorithm.
Window_t fSubw
 sub window in which mouse is pressed
 tail button of scrollbar
const TGPicturefTailPic
 picture in tail (down or right arrow)
Int_t fX0
Int_t fXp
Int_t fY0
 current slider position in pixels
Int_t fYp
 previous slider position in pixels
- Protected Attributes inherited from TGFrame
Pixel_t fBackground
 frame background color
Int_t fBorderWidth
 frame border width
Int_t fDNDState
UInt_t fEventMask
 currently active event mask
 pointer to frame element
UInt_t fHeight
 frame height
UInt_t fMaxHeight
 maximal frame height
UInt_t fMaxWidth
 maximal frame width
UInt_t fMinHeight
 minimal frame height
UInt_t fMinWidth
 minimal frame width
UInt_t fOptions
 frame options
UInt_t fWidth
 frame width
Int_t fX
 frame x position
Int_t fY
 frame y position
- Protected Attributes inherited from TGWindow
UInt_t fEditDisabled
 flags used for "guibuilding"
TString fName
 name of the window used in SavePrimitive()
Bool_t fNeedRedraw
 kTRUE if window needs to be redrawn
const TGWindowfParent
 Parent window.
- Protected Attributes inherited from TGObject
 Connection to display server.
Handle_t fId
 X11/Win32 Window identifier.
- Protected Attributes inherited from TQObject
 list of signals from this object
Bool_t fSignalsBlocked
 list of connections to this object
- Protected Attributes inherited from TGWidget
TString fCommand
 command to be executed
const TGWindowfMsgWindow
 window which handles widget events
Int_t fWidgetFlags
 widget status flags (OR of EWidgetStatus)
Int_t fWidgetId
 the widget id (used for event processing)
- Static Protected Attributes inherited from TGScrollBar
static Pixmap_t fgBckgndPixmap = 0
static Int_t fgScrollBarWidth = kDefaultScrollBarWidth
- Static Protected Attributes inherited from TGFrame
static const TGGCfgBckgndGC = nullptr
static const TGGCfgBlackGC = nullptr
static Pixel_t fgBlackPixel = 0
static Window_t fgDbw = 0
static Int_t fgDbx = 0
static Int_t fgDby = 0
static Pixel_t fgDefaultFrameBackground = 0
static Pixel_t fgDefaultSelectedBackground = 0
static const TGGCfgHilightGC = nullptr
static Bool_t fgInit = kFALSE
static UInt_t fgLastButton = 0
static Time_t fgLastClick = 0
static const TGGCfgShadowGC = nullptr
static UInt_t fgUserColor = 0
static const TGGCfgWhiteGC = nullptr
static Pixel_t fgWhitePixel = 0
- Static Protected Attributes inherited from TGWindow
static Int_t fgCounter = 0
 counter of created windows in SavePrimitive
- Static Protected Attributes inherited from TQObject
static Bool_t fgAllSignalsBlocked = kFALSE
 flag used for suppression of signals

#include <TGScrollBar.h>

Inheritance diagram for TGHScrollBar:

Constructor & Destructor Documentation

◆ TGHScrollBar()

TGHScrollBar::TGHScrollBar ( const TGWindow p = nullptr,
UInt_t  w = 4,
UInt_t  h = 2,
UInt_t  options = kHorizontalFrame,
Pixel_t  back = GetDefaultFrameBackground() 

Create a horizontal scrollbar widget.

Definition at line 429 of file TGScrollBar.cxx.

◆ ~TGHScrollBar()

virtual TGHScrollBar::~TGHScrollBar ( )

Definition at line 147 of file TGScrollBar.h.

Member Function Documentation

◆ GetDefaultSize()

virtual TGDimension TGHScrollBar::GetDefaultSize ( ) const

std::cout << fWidth << "x" << fHeight << std::endl;

Reimplemented from TGFrame.

Definition at line 151 of file TGScrollBar.h.

◆ HandleButton()

Bool_t TGHScrollBar::HandleButton ( Event_t event)

Handle a mouse button event in a horizontal scrolbar.

Implements TGScrollBar.

Definition at line 487 of file TGScrollBar.cxx.

◆ HandleMotion()

Bool_t TGHScrollBar::HandleMotion ( Event_t event)

Handle mouse motion event in a horizontal scrollbar.

Implements TGScrollBar.

Definition at line 608 of file TGScrollBar.cxx.

◆ Layout()

void TGHScrollBar::Layout ( )

Layout and move horizontal scrollbar components.

Implements TGScrollBar.

Definition at line 469 of file TGScrollBar.cxx.

◆ SavePrimitive()

void TGHScrollBar::SavePrimitive ( std::ostream &  out,
Option_t option = "" 

Save an horizontal scrollbar as a C++ statement(s) on output stream out.

Reimplemented from TGFrame.

Definition at line 948 of file TGScrollBar.cxx.

◆ SetPosition()

void TGHScrollBar::SetPosition ( Int_t  pos)

Set logical slider position of horizontal scrollbar.

Implements TGScrollBar.

Definition at line 665 of file TGScrollBar.cxx.

◆ SetRange()

void TGHScrollBar::SetRange ( Int_t  range,
Int_t  page_size 

Set range of horizontal scrollbar.

Implements TGScrollBar.

Definition at line 632 of file TGScrollBar.cxx.

Libraries for TGHScrollBar:

The documentation for this class was generated from the following files: