This class provides an interface to context sensitive popup menus.

These menus pop up when the user hits the right mouse button, and are destroyed when the menu pops downs. The picture below shows a canvas with a pop-up menu.

Definition at line 22 of file TRootContextMenu.h.

Public Member Functions
	TRootContextMenu (TContextMenu c=nullptr, const char name="ROOT Context Menu")
	Create context menu.

virtual	~TRootContextMenu ()
	Delete a context menu.

void	Dialog (TObject object, TFunction function) override
	Create dialog object with OK and Cancel buttons.

void	Dialog (TObject object, TMethod method) override
	Create dialog object with OK and Cancel buttons.

void	DisplayPopup (Int_t x, Int_t y) override
	Display context popup menu for currently selected object.

void	DrawEntry (TGMenuEntry *entry) override
	Draw context menu entry.

TRootDialog *	GetDialog () const

Bool_t	HandleButton (Event_t *event) override
	Handle button event in the context menu.

Bool_t	HandleCrossing (Event_t *event) override
	Handle pointer crossing event in context menu.

Bool_t	HandleMotion (Event_t *event) override
	Handle pointer motion event in context menu.

TClass *	IsA () const override

virtual void	OnlineHelp ()
	Open the online help matching the actual class/method.

Bool_t	ProcessMessage (Longptr_t msg, Longptr_t parm1, Longptr_t parm2) override
	Handle context menu messages.

void	RecursiveRemove (TObject *obj) override
	Close the context menu if the object is deleted in the RecursiveRemove() operation.

void	Streamer (TBuffer &) override
	Stream an object of class TObject.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TGPopupMenu
	TGPopupMenu (const TGWindow *p=nullptr, UInt_t w=10, UInt_t h=10, UInt_t options=0)
	Create a popup menu.

virtual	~TGPopupMenu ()
	Delete a popup menu.

void	Activate (Bool_t) override

virtual void	Activate (TGMenuEntry *entry)
	Activate a menu entry in a popup menu.

virtual void	Activated (Int_t id)

virtual void	AddEntry (const char s, Int_t id, void ud=nullptr, const TGPicture p=nullptr, TGMenuEntry before=nullptr)
	Add a menu entry.

virtual void	AddEntry (TGHotString s, Int_t id, void ud=nullptr, const TGPicture p=nullptr, TGMenuEntry before=nullptr)
	Add a menu entry.

virtual void	AddLabel (const char s, const TGPicture p=nullptr, TGMenuEntry *before=nullptr)
	Add a menu label to the menu.

virtual void	AddLabel (TGHotString s, const TGPicture p=nullptr, TGMenuEntry *before=nullptr)
	Add a menu label to the menu.

virtual void	AddPopup (const char s, TGPopupMenu popup, TGMenuEntry before=nullptr, const TGPicture p=nullptr)
	Add a (cascading) popup menu to a popup menu.

virtual void	AddPopup (TGHotString s, TGPopupMenu popup, TGMenuEntry before=nullptr, const TGPicture p=nullptr)
	Add a (cascading) popup menu to a popup menu.

virtual void	AddSeparator (TGMenuEntry *before=nullptr)
	Add a menu separator to the menu.

virtual void	Associate (const TGWindow *w)

virtual void	CheckEntry (Int_t id)
	Check a menu entry (i.e. add a check mark in front of it).

virtual void	CheckEntryByData (void *user_data)
	Check a menu entry (i.e.

virtual void	DefaultEntry (Int_t id)
	Set default entry (default entries are drawn with bold text).

virtual void	DeleteEntry (Int_t id)
	Delete entry with specified id from menu.

virtual void	DeleteEntry (TGMenuEntry *entry)
	Delete specified entry from menu.

virtual void	DisableEntry (Int_t id)
	Disable entry (disabled entries appear in a sunken relieve).

void	DrawBorder () override
	Draw border round popup menu.

virtual void	EnableEntry (Int_t id)
	Enable entry. By default entries are enabled.

virtual Int_t	EndMenu (void *&userData)
	Close menu and return ID of selected menu item.

virtual TGMenuEntry *	GetCurrent () const

virtual TGMenuEntry *	GetEntry (const char *s)
	Find entry with specified name.

virtual TGMenuEntry *	GetEntry (Int_t id)
	Find entry with specified id.

UInt_t	GetEntrySep () const

const TList *	GetListOfEntries () const

TGMenuBar *	GetMenuBar () const

Bool_t	HandleTimer (TTimer *t) override
	If TPopupDelayTimer times out popup cascading popup menu (if it is still the current entry).

virtual void	HideEntry (Int_t id)
	Hide entry (hidden entries are not shown in the menu).

virtual void	Highlighted (Int_t id)

virtual Bool_t	IsEntryChecked (Int_t id)
	Return true if menu item is checked.

virtual Bool_t	IsEntryEnabled (Int_t id)
	Return true if menu entry is enabled.

virtual Bool_t	IsEntryHidden (Int_t id)
	Return true if menu entry is hidden.

virtual Bool_t	IsEntryRChecked (Int_t id)
	Return true if menu item has radio check mark.

virtual void	PlaceMenu (Int_t x, Int_t y, Bool_t stick_mode, Bool_t grab_pointer)
	Popup a popup menu.

virtual void	PoppedDown ()

virtual void	PoppedUp ()

virtual void	RCheckEntry (Int_t id, Int_t IDfirst, Int_t IDlast)
	Radio-select entry (note that they cannot be unselected, the selection must be moved to another entry instead).

void	SavePrimitive (std::ostream &out, Option_t *option="") override
	Save a popup menu widget as a C++ statement(s) on output stream out.

virtual void	SetEntrySep (UInt_t sep)

virtual void	SetMenuBar (TGMenuBar *bar)

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

virtual void	UnCheckEntries ()
	Uncheck all entries.

virtual void	UnCheckEntry (Int_t id)
	Uncheck menu entry (i.e. remove check mark).

virtual void	UnCheckEntryByData (void *user_data)
	Uncheck a menu entry (i.e.

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 ()
	Destructor.

void	AddInput (UInt_t emask)
	Add events specified in the emask to the events the frame should handle.

virtual void	ChangeBackground (Pixel_t back)
	Change frame background color.

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

void	Delete (Option_t *="") override
	Delete this object.

virtual void	DeleteWindow ()
	Delete window.

void	DrawClass () const override
	Draw class inheritance tree of the class to which this object belongs.

TObject *	DrawClone (Option_t *="") const override
	Draw a clone of this object in the current selected pad with: `gROOT->SetSelectedPad(c1)`.

virtual void	DrawCopy (Handle_t, Int_t, Int_t)

void	Dump () const override
	Dump contents of object on stdout.

virtual Pixel_t	GetBackground () const

Int_t	GetBorderWidth () const

virtual UInt_t	GetDefaultHeight () const

virtual TGDimension	GetDefaultSize () const
	std::cout << fWidth << "x" << fHeight << std::endl;

virtual UInt_t	GetDefaultWidth () const

virtual TDNDData *	GetDNDData (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.

TGFrameElement *	GetFrameElement () const

virtual TGFrame *	GetFrameFromPoint (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 *)

Bool_t	HandleEvent (Event_t *event) override
	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 *)

void	Inspect () const override
	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

Bool_t	IsEditable () const override

virtual Bool_t	IsLayoutBroken () const

virtual void	Layout ()

void	MapRaised () override
	map raised

void	MapSubwindows () override
	map sub windows

void	MapWindow () override
	map window

void	Move (Int_t x, Int_t y) override
	Move frame.

void	MoveResize (Int_t x, Int_t y, UInt_t w=0, UInt_t h=0) override
	Move and/or resize the frame.

void	Print (Option_t *option="") const override
	Print window id.

virtual void	ProcessedConfigure (Event_t *event)

virtual void	ProcessedEvent (Event_t *event)

virtual void	ReallyDelete ()

void	RemoveInput (UInt_t emask)
	Remove events specified in emask from the events the frame should handle.

void	ReparentWindow (const TGWindow *p, Int_t x=0, Int_t y=0) override
	Reparent window, make p the new parent and position the window at position (x,y) in new parent.

virtual void	Resize (TGDimension size)
	Resize the frame.

void	Resize (UInt_t w=0, UInt_t h=0) override
	Resize the frame.

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.

void	SetBackgroundColor (Pixel_t back) override
	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)
	SetDragType.

void	SetDrawOption (Option_t *="") override
	Set drawing option for object.

virtual void	SetDropType (Int_t type)
	SetDropType.

void	SetEditable (Bool_t) override

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)

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

void	UnmapWindow () override
	unmap window

Public Member Functions inherited from TGWindow
	TGWindow (const TGWindow p=nullptr, 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=nullptr, SetWindowAttributes_t *attr=nullptr, UInt_t wtype=0)
	Create a new window.

	TGWindow (TGClient c, Window_t id, const TGWindow parent=nullptr)
	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 TGWindow *	GetMainFrame () const
	Returns top level main frame.

const char *	GetName () const override
	Return unique name, used in SavePrimitive methods.

const TGWindow *	GetParent () const

virtual Bool_t	HandleExpose (Event_t *event)

virtual Bool_t	HandleIdleEvent (TGIdleHandler *)

Bool_t	HandleTimer (TTimer *) override
	Execute action in response of a timer timing out.

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

void	Print (Option_t *option="") const override
	Print window id.

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=nullptr)
	Set window name.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TGObject
	TGObject ()

	TGObject (const TGObject &tgo)

virtual	~TGObject ()
	TGObject destructor.

TGClient *	GetClient () const

Handle_t	GetId () const

ULong_t	Hash () const override
	Return hash value for this object.

Bool_t	IsEqual (const TObject *obj) const override
	Equal comparison (TGObjects are equal if they have the same window identifier).

void	SaveAs (const char filename="", Option_t option="") const override
	Write this TGObject to a file using TImage, if filename's extension signals a valid TImage::EImageFileType, as defined by TImage::GetImageFileTypeFromFilename().

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

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 TObject *	Clone (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=nullptr)
	Execute method on this object with the given parameter string, e.g.

virtual void	Execute (TMethod method, TObjArray params, Int_t *error=nullptr)
	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 TObject *	FindObject (const char *name) const
	Must be redefined in derived classes.

virtual TObject *	FindObject (const TObject *obj) const
	Must be redefined in derived classes.

virtual Option_t *	GetDrawOption () 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_t *	GetOption () 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
	IsDestructed.

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 [].

void *	operator new (size_t sz)

void *	operator new (size_t sz, void *vp)

void *	operator new[] (size_t sz)

void *	operator new[] (size_t sz, void *vp)

TObject &	operator= (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.

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.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

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=nullptr, Int_t option=0, Int_t bufsize=0)
	Write this object to the current directory.

virtual Int_t	Write (const char *name=nullptr, 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=nullptr, void receiver=nullptr, const char *slot=nullptr)
	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.

TList *	GetListOfClassSignals () const
	Returns pointer to list of signals of this class.

TList *	GetListOfConnections () const

TList *	GetListOfSignals () 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=nullptr)

virtual void	LowPriority (const char signal_name, const char slot_name=nullptr)

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.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TContextMenuImp
	TContextMenuImp (TContextMenu *c=nullptr)

virtual	~TContextMenuImp ()

virtual TContextMenu *	GetContextMenu () const

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Static Public Member Functions
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TGPopupMenu
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TGFrame
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

static const TGGC &	GetBckgndGC ()
	Get background color graphics context.

static const TGGC &	GetBlackGC ()
	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 TGGC &	GetHilightGC ()
	Get highlight color graphics context.

static const TGGC &	GetShadowGC ()
	Get shadow color graphics context.

static const TGGC &	GetWhiteGC ()
	Get white graphics context.

static Pixel_t	GetWhitePixel ()
	Get white pixel value.

Static Public Member Functions inherited from TGWindow
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

static Int_t	GetCounter ()
	Return global window counter (total number of created windows).

Static Public Member Functions inherited from TGObject
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TObject
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

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 TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

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 const char *	DeclFileName ()

static Bool_t	Disconnect (const char class_name, const char signal, void receiver=nullptr, const char slot=nullptr)
	Disconnects "class signal".

static Bool_t	Disconnect (TQObject sender, const char signal=nullptr, void receiver=nullptr, const char slot=nullptr)
	Disconnects signal in object sender from slot_method in object receiver.

Static Public Member Functions inherited from TContextMenuImp
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Protected Member Functions
void	AddEntrySorted (TGPopupMenu current, const char s, Int_t id, void ud=nullptr, const TGPicture p=nullptr, Bool_t sorted=kTRUE)
	Add a entry to current menu with alphabetical ordering.

TGPopupMenu *	FindHierarchy (const char *commentstring, TString &last_component)
	Decodes the Hierarchy="Level0/Level1/Level2/..." statement from the comment field and returns the - if needed - created sub menu "Level0/Level1" Returns the last component in last_component.

Protected Member Functions inherited from TGPopupMenu
void	DoRedraw () override
	Draw popup menu.

void	DrawCheckMark (GContext_t gc, Int_t l, Int_t t, Int_t r, Int_t b)
	Draw check mark. Used for checked button type menu entries.

void	DrawRCheckMark (GContext_t gc, Int_t l, Int_t t, Int_t r, Int_t b)
	Draw radio check mark. Used for radio button type menu entries.

void	DrawTrianglePattern (GContext_t gc, Int_t l, Int_t t, Int_t r, Int_t b)
	Draw triangle pattern.

virtual void	Reposition ()
	Reposition entries in popup menu.

Protected Member Functions inherited from TGFrame
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 TGResourcePool *	GetResourcePool () const

void *	GetSender () override

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)

TGWindow &	operator= (const TGWindow &tgw)

Protected Member Functions inherited from TGObject
TGObject &	operator= (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 TContextMenuImp
	TContextMenuImp (const TContextMenuImp &cmi)

TContextMenuImp &	operator= (const TContextMenuImp &cmi)

Private Member Functions
	TRootContextMenu (const TRootContextMenu &)

void	CreateMenu (TObject *object)
	Create the context menu depending on the selected object.

TRootContextMenu &	operator= (const TRootContextMenu &)

Private Attributes
TRootDialog *	fDialog
	dialog prompting for command line arguments

TList *	fTrash
	list of objects to be deleted before refilling menu

Additional Inherited Members
Public Types inherited from TGWindow
enum	EEditMode { kEditEnable = 0 , kEditDisable = (1ULL << ( 0 )) , kEditDisableEvents = (1ULL << ( 1 )) , kEditDisableGrab = (1ULL << ( 2 )) , kEditDisableLayout = (1ULL << ( 3 )) , kEditDisableResize = (1ULL << ( 4 )) , kEditDisableHeight = (1ULL << ( 5 )) , kEditDisableWidth = (1ULL << ( 6 )) , kEditDisableBtnEnable = (1ULL << ( 7 )) , kEditDisableKeyEnable = (1ULL << ( 8 )) }

enum	EStatusBits { kIsHtmlView = (1ULL << ( 14 )) }

Public Types inherited from TObject
enum	{ kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 , kBitMask = 0x00ffffff }

enum	{ kSingleKey = (1ULL << ( 0 )) , kOverwrite = (1ULL << ( 1 )) , kWriteDelete = (1ULL << ( 2 )) }

enum	EDeprecatedStatusBits { kObjInCanvas = (1ULL << ( 3 )) }

enum	EStatusBits { kCanDelete = (1ULL << ( 0 )) , kMustCleanup = (1ULL << ( 3 )) , kIsReferenced = (1ULL << ( 4 )) , kHasUUID = (1ULL << ( 5 )) , kCannotPick = (1ULL << ( 6 )) , kNoContextMenu = (1ULL << ( 8 )) , kInvalidObject = (1ULL << ( 13 )) }

Protected Types inherited from TGFrame
enum	{ kDeleteWindowCalled = (1ULL << ( 15 )) }

Protected Types inherited from TObject
enum	{ kOnlyPrepStep = (1ULL << ( 3 )) }

Static Protected Member Functions inherited from TGPopupMenu
static FontStruct_t	GetDefaultFontStruct ()
	Return the default font structure in use.

static const TGGC &	GetDefaultGC ()
	Return default graphics context.

static const TGGC &	GetDefaultSelectedBackgroundGC ()
	Return the selection background graphics context in use.

static const TGGC &	GetDefaultSelectedGC ()
	Return the selection graphics context in use.

static FontStruct_t	GetHilightFontStruct ()
	Return the font structure in use for highlighted menu entries.

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 TGPopupMenu
TGMenuEntry *	fCurrent
	currently selected menu entry

Cursor_t	fDefaultCursor
	right pointing cursor

TTimer *	fDelay
	delay before popping up cascading menu

TList *	fEntryList
	list of menu entries

UInt_t	fEntrySep
	separation distance between entries

FontStruct_t	fFontStruct
	font to draw menu entries

Bool_t	fHasGrab
	true if menu has grabbed pointer

FontStruct_t	fHifontStruct
	font to draw highlighted entries

TGMenuBar *	fMenuBar
	menu bar (if any)

UInt_t	fMenuHeight
	height of popup menu

UInt_t	fMenuWidth
	width of popup menu

const TGWindow *	fMsgWindow
	window which handles menu events

GContext_t	fNormGC
	normal drawing graphics context

Bool_t	fPoppedUp
	true if menu is currently popped up

GContext_t	fSelbackGC
	graphics context for drawing selection background

GContext_t	fSelGC
	graphics context for drawing selections

TGSplitButton *	fSplitButton
	split button (if any)

Bool_t	fStick
	stick mode (popup menu stays sticked on screen)

UInt_t	fXl
	Max width of all menu entries.

Protected Attributes inherited from TGFrame
Pixel_t	fBackground
	frame background color

Int_t	fBorderWidth
	frame border width

Int_t	fDNDState
	EDNDFlags.

UInt_t	fEventMask
	currently active event mask

TGFrameElement *	fFE
	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 TGWindow *	fParent
	Parent window.

Protected Attributes inherited from TGObject
TGClient *	fClient
	Connection to display server.

Handle_t	fId
	X11/Win32 Window identifier.

Protected Attributes inherited from TQObject
TList *	fListOfConnections
	list of signals from this object

TList *	fListOfSignals

Bool_t	fSignalsBlocked
	list of connections to this object

Protected Attributes inherited from TContextMenuImp
TContextMenu *	fContextMenu {nullptr}

Static Protected Attributes inherited from TGPopupMenu
static const TGFont *	fgDefaultFont = nullptr

static const TGGC *	fgDefaultGC = nullptr

static const TGGC *	fgDefaultSelectedBackgroundGC = nullptr

static const TGGC *	fgDefaultSelectedGC = nullptr

static const TGFont *	fgHilightFont = nullptr

Static Protected Attributes inherited from TGFrame
static const TGGC *	fgBckgndGC = nullptr

static const TGGC *	fgBlackGC = 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 TGGC *	fgHilightGC = nullptr

static Bool_t	fgInit = kFALSE

static UInt_t	fgLastButton = 0

static Time_t	fgLastClick = 0

static const TGGC *	fgShadowGC = nullptr

static UInt_t	fgUserColor = 0

static const TGGC *	fgWhiteGC = 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 <TRootContextMenu.h>

Inheritance diagram for TRootContextMenu:

[legend]

Constructor & Destructor Documentation

◆ TRootContextMenu() [1/2]

TRootContextMenu::TRootContextMenu ( const TRootContextMenu & )

private

◆ TRootContextMenu() [2/2]

TRootContextMenu::TRootContextMenu	(	TContextMenu *	c = `nullptr`,
		const char *	name = `"ROOT Context Menu"`
	)

Create context menu.

Definition at line 63 of file TRootContextMenu.cxx.

◆ ~TRootContextMenu()

TRootContextMenu::~TRootContextMenu ( )

virtual

Delete a context menu.

Definition at line 78 of file TRootContextMenu.cxx.

Member Function Documentation

◆ AddEntrySorted()

void TRootContextMenu::AddEntrySorted	(	TGPopupMenu *	current,
		const char *	s,
		Int_t	id,
		void *	ud = `nullptr`,
		const TGPicture *	p = `nullptr`,
		Bool_t	sorted = `kTRUE`
	)

protected

Add a entry to current menu with alphabetical ordering.

Definition at line 223 of file TRootContextMenu.cxx.

◆ Class()

static TClass * TRootContextMenu::Class ( )

static

Returns: TClass describing this class

◆ Class_Name()

static const char * TRootContextMenu::Class_Name ( )

static

Returns: Name of this class

◆ Class_Version()

static constexpr Version_t TRootContextMenu::Class_Version ( )

inlinestaticconstexpr

Returns: Version of this class

Definition at line 54 of file TRootContextMenu.h.

◆ CreateMenu()

void TRootContextMenu::CreateMenu ( TObject * object )

private

Create the context menu depending on the selected object.

Definition at line 240 of file TRootContextMenu.cxx.

◆ DeclFileName()

static const char * TRootContextMenu::DeclFileName ( )

inlinestatic

Returns: Name of the file containing the class declaration

Definition at line 54 of file TRootContextMenu.h.

◆ Dialog() [1/2]

void TRootContextMenu::Dialog	(	TObject *	object,
		TFunction *	function
	)

overridevirtual

Create dialog object with OK and Cancel buttons.

This dialog prompts for the arguments of "function". function may be a global function or a method

Reimplemented from TContextMenuImp.

Definition at line 409 of file TRootContextMenu.cxx.

◆ Dialog() [2/2]

void TRootContextMenu::Dialog	(	TObject *	object,
		TMethod *	method
	)

overridevirtual

Create dialog object with OK and Cancel buttons.

This dialog prompts for the arguments of "method".

Reimplemented from TContextMenuImp.

Definition at line 399 of file TRootContextMenu.cxx.

◆ DisplayPopup()

void TRootContextMenu::DisplayPopup	(	Int_t	x,
		Int_t	y
	)

overridevirtual

Display context popup menu for currently selected object.

Reimplemented from TContextMenuImp.

Definition at line 89 of file TRootContextMenu.cxx.

◆ DrawEntry()

void TRootContextMenu::DrawEntry ( TGMenuEntry * entry )

overridevirtual

Draw context menu entry.

Reimplemented from TGPopupMenu.

Definition at line 550 of file TRootContextMenu.cxx.

◆ FindHierarchy()

TGPopupMenu * TRootContextMenu::FindHierarchy	(	const char *	commentstring,
		TString &	last_component
	)

protected

Decodes the Hierarchy="Level0/Level1/Level2/..." statement from the comment field and returns the - if needed - created sub menu "Level0/Level1" Returns the last component in last_component.

Definition at line 147 of file TRootContextMenu.cxx.

◆ GetDialog()

TRootDialog * TRootContextMenu::GetDialog ( ) const

inline

Definition at line 40 of file TRootContextMenu.h.

◆ HandleButton()

Bool_t TRootContextMenu::HandleButton ( Event_t * event )

overridevirtual

Handle button event in the context menu.

Reimplemented from TGPopupMenu.

Definition at line 571 of file TRootContextMenu.cxx.

◆ HandleCrossing()

Bool_t TRootContextMenu::HandleCrossing ( Event_t * event )

overridevirtual

Handle pointer crossing event in context menu.

Reimplemented from TGPopupMenu.

Definition at line 606 of file TRootContextMenu.cxx.

◆ HandleMotion()

Bool_t TRootContextMenu::HandleMotion ( Event_t * event )

overridevirtual

Handle pointer motion event in context menu.

Reimplemented from TGPopupMenu.

Definition at line 618 of file TRootContextMenu.cxx.

◆ IsA()

TClass * TRootContextMenu::IsA ( ) const

inlineoverridevirtual

Returns: TClass describing current object

Reimplemented from TGPopupMenu.

Definition at line 54 of file TRootContextMenu.h.

◆ OnlineHelp()

void TRootContextMenu::OnlineHelp ( )

virtual

Open the online help matching the actual class/method.

Definition at line 654 of file TRootContextMenu.cxx.

◆ operator=()

TRootContextMenu & TRootContextMenu::operator= ( const TRootContextMenu & )

private

◆ ProcessMessage()

Bool_t TRootContextMenu::ProcessMessage	(	Longptr_t	msg,
		Longptr_t	parm1,
		Longptr_t	parm2
	)

overridevirtual

Handle context menu messages.

Reimplemented from TGFrame.

Definition at line 694 of file TRootContextMenu.cxx.

◆ RecursiveRemove()

void TRootContextMenu::RecursiveRemove ( TObject * obj )

overridevirtual

Close the context menu if the object is deleted in the RecursiveRemove() operation.

Reimplemented from TObject.

Definition at line 782 of file TRootContextMenu.cxx.

◆ Streamer()

void TRootContextMenu::Streamer ( TBuffer & R__b )

overridevirtual

Stream an object of class TObject.

Reimplemented from TGPopupMenu.

◆ StreamerNVirtual()

void TRootContextMenu::StreamerNVirtual ( TBuffer & ClassDef_StreamerNVirtual_b )

inline

Definition at line 54 of file TRootContextMenu.h.

Member Data Documentation

◆ fDialog

TRootDialog* TRootContextMenu::fDialog

private

dialog prompting for command line arguments

Definition at line 25 of file TRootContextMenu.h.

◆ fTrash

TList* TRootContextMenu::fTrash

private

list of objects to be deleted before refilling menu

Definition at line 26 of file TRootContextMenu.h.

Libraries for TRootContextMenu:

[legend]

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

gui/gui/inc/TRootContextMenu.h
gui/gui/src/TRootContextMenu.cxx

Public Member Functions

Static Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ TRootContextMenu() [1/2]

◆ TRootContextMenu() [2/2]

◆ ~TRootContextMenu()

Member Function Documentation

◆ AddEntrySorted()

◆ Class()

◆ Class_Name()

◆ Class_Version()

◆ CreateMenu()

◆ DeclFileName()

◆ Dialog() [1/2]

◆ Dialog() [2/2]

◆ DisplayPopup()

◆ DrawEntry()

◆ FindHierarchy()

◆ GetDialog()

◆ HandleButton()

◆ HandleCrossing()

◆ HandleMotion()

◆ IsA()

◆ OnlineHelp()

◆ operator=()

◆ ProcessMessage()

◆ RecursiveRemove()

◆ Streamer()

◆ StreamerNVirtual()

Member Data Documentation

◆ fDialog

◆ fTrash