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Reference Guide
TRootContextMenu.h
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1 // @(#)root/gui:$Id$
2 // Author: Fons Rademakers 12/02/98
3 
4 /*************************************************************************
5  * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6  * All rights reserved. *
7  * *
8  * For the licensing terms see $ROOTSYS/LICENSE. *
9  * For the list of contributors see $ROOTSYS/README/CREDITS. *
10  *************************************************************************/
11 
12 #ifndef ROOT_TRootContextMenu
13 #define ROOT_TRootContextMenu
14 
15 
16 //////////////////////////////////////////////////////////////////////////
17 // //
18 // TRootContextMenu //
19 // //
20 // This class provides an interface to context sensitive popup menus. //
21 // These menus pop up when the user hits the right mouse button, and //
22 // are destroyed when the menu pops downs. //
23 // //
24 //////////////////////////////////////////////////////////////////////////
25 
26 #include "TContextMenuImp.h"
27 #include "TGMenu.h"
28 
29 class TRootDialog;
30 
31 
33 
34 private:
35  TRootDialog *fDialog; // dialog prompting for command line arguments
36  TList *fTrash; // list of objects to be deleted before refilling menu
37 
40  void CreateMenu(TObject *object);
41 
42 public:
43  TRootContextMenu(TContextMenu *c = 0, const char *name = "ROOT Context Menu");
44  virtual ~TRootContextMenu();
45 
46  virtual void DisplayPopup(Int_t x, Int_t y);
47  virtual void Dialog(TObject *object, TMethod *method);
48  virtual void Dialog(TObject *object, TFunction *function);
49  virtual void DrawEntry(TGMenuEntry *entry);
50  TRootDialog *GetDialog() const { return fDialog; };
51  virtual Bool_t HandleButton(Event_t *event);
52  virtual Bool_t HandleCrossing(Event_t *event);
53  virtual Bool_t HandleMotion(Event_t *event);
54  virtual void OnlineHelp();
55  virtual void RecursiveRemove(TObject *obj);
56 
57  Bool_t ProcessMessage(Long_t msg, Long_t parm1, Long_t parm2);
58 
59 protected:
60  TGPopupMenu * FindHierarchy(const char *commentstring, TString &last_component);
61  void AddEntrySorted(TGPopupMenu *current, const char *s, Int_t id, void *ud = 0,
62  const TGPicture *p = 0, Bool_t sorted = kTRUE);
63 
64  ClassDef(TRootContextMenu,0) //ROOT native GUI context sensitive popup menu
65 };
66 
67 #endif
This class provides an interface to GUI independent context sensitive popup menus.
virtual void DisplayPopup(Int_t x, Int_t y)
Display context popup menu for currently selected object.
Basic string class.
Definition: TString.h:131
int Int_t
Definition: RtypesCore.h:41
bool Bool_t
Definition: RtypesCore.h:59
virtual Bool_t HandleCrossing(Event_t *event)
Handle pointer crossing event in context menu.
virtual ~TRootContextMenu()
Delete a context menu.
TGPopupMenu * FindHierarchy(const char *commentstring, TString &last_component)
Decodes the Hierarchy="Level0/Level1/Level2/..." statement from the comment field and returns the - i...
Double_t x[n]
Definition: legend1.C:17
#define ClassDef(name, id)
Definition: Rtypes.h:326
TRootContextMenu(const TRootContextMenu &)
Bool_t ProcessMessage(Long_t msg, Long_t parm1, Long_t parm2)
Handle context menu messages.
static constexpr double s
virtual void RecursiveRemove(TObject *obj)
Close the context menu if the object is deleted in the RecursiveRemove() operation.
A doubly linked list.
Definition: TList.h:44
virtual void DrawEntry(TGMenuEntry *entry)
Draw context menu entry.
virtual void Dialog(TObject *object, TMethod *method)
Create dialog object with OK and Cancel buttons.
This class provides an interface to context sensitive popup menus.
Definition: TContextMenu.h:40
TRootContextMenu & operator=(const TRootContextMenu &)
void AddEntrySorted(TGPopupMenu *current, const char *s, Int_t id, void *ud=0, const TGPicture *p=0, Bool_t sorted=kTRUE)
Add a entry to current menu with alphabetical ordering.
long Long_t
Definition: RtypesCore.h:50
virtual Bool_t HandleButton(Event_t *event)
Handle button event in the context menu.
TRootDialog * GetDialog() const
Double_t y[n]
Definition: legend1.C:17
virtual Bool_t HandleMotion(Event_t *event)
Handle pointer motion event in context menu.
TRootDialog * fDialog
Mother of all ROOT objects.
Definition: TObject.h:37
Global functions class (global functions are obtained from CINT).
Definition: TFunction.h:28
void CreateMenu(TObject *object)
Create the context menu depending on the selected object.
Each ROOT class (see TClass) has a linked list of methods.
Definition: TMethod.h:38
#define c(i)
Definition: RSha256.hxx:101
virtual void OnlineHelp()
Open the online help matching the actual class/method.
const Bool_t kTRUE
Definition: RtypesCore.h:87
char name[80]
Definition: TGX11.cxx:109