ROOT  6.06/09
Reference Guide
TContextMenu.h
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1 // @(#)root/base:$Id$
2 // Author: Nenad Buncic 08/02/96
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_TContextMenu
13 #define ROOT_TContextMenu
14 
15 
16 ////////////////////////////////////////////////////////////////////////////////
17 // //
18 // TContextMenu //
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 #ifndef ROOT_TContextMenuImp
27 #include "TContextMenuImp.h"
28 #endif
29 
30 #ifndef ROOT_TNamed
31 #include "TNamed.h"
32 #endif
33 
34 class TMethod;
35 class TFunction;
36 class TMethodArg;
37 class TVirtualPad;
38 class TObjArray;
39 class TBrowser;
40 class TToggle;
41 class TClassMenuItem;
42 
43 
44 class TContextMenu : public TNamed {
45 
46 friend class TContextMenuImp;
47 
48 private:
49  TContextMenu(const TContextMenu&); // TContextMenu can not be copied since we do not know the actual type of the TContextMenuImp (and it can not be 'Cloned')
50  TContextMenu& operator=(const TContextMenu&); // TContextMenu can not be copied since we do not know the actual type of the TContextMenuImp (and it can not be 'Cloned')
51 
52 protected:
53  TContextMenuImp *fContextMenuImp; //!Context menu system specific implementation
54  TFunction *fSelectedMethod; //selected method
55  TObject *fSelectedObject; //selected object
56  TObject *fCalledObject; //object to call
57  TClassMenuItem *fSelectedMenuItem; //selected class menu item
58  TVirtualPad *fSelectedCanvas; //selected canvas (if exist)
59  TVirtualPad *fSelectedPad; //selected pad (if exist)
60  TBrowser *fBrowser; //selected browser (if exist)
61 
62  virtual void DisplayPopUp(Int_t x, Int_t y)
63  { if (fContextMenuImp) fContextMenuImp->DisplayPopup(x, y); }
64 
65 private:
66  TContextMenu();
67 
68 public:
69  TContextMenu(const char *name, const char *title = "Context sensitive popup menu");
70  virtual ~TContextMenu();
71 
72  virtual void Action(TObject *object, TMethod *method);
73  virtual void Action(TObject *object, TToggle *toggle);
74  virtual void Action(TClassMenuItem *classmenuitem);
75  void Action(TMethod *method) { Action(fSelectedObject, method); }
76  void Action(TToggle *toggle) { Action(fSelectedObject, toggle); }
77  virtual const char *CreateArgumentTitle(TMethodArg *argument);
78  virtual const char *CreateDialogTitle(TObject *object, TFunction *method);
79  virtual const char *CreatePopupTitle(TObject *object );
80  virtual void Execute(const char *method, const char *params, Int_t *error=0) { TObject::Execute(method, params, error); }
81  virtual void Execute(TMethod *method, TObjArray *params, Int_t *error=0) { TObject::Execute(method, params, error); }
82  virtual void Execute(TObject *object, TFunction *method, const char *params);
83  virtual void Execute(TObject *object, TFunction *method, TObjArray *params);
84  void Execute(const char *params) { Execute(fCalledObject, fSelectedMethod, params); }
85  void Execute(TObjArray *params) { Execute(fCalledObject, fSelectedMethod, params); }
86  virtual TBrowser *GetBrowser() { return fBrowser; }
90  virtual TObject *GetSelectedObject() { return fSelectedObject; }
91  virtual TObject *GetCalledObject() { return fCalledObject; }
93  virtual TVirtualPad *GetSelectedPad() { return fSelectedPad; }
94  virtual void Popup(Int_t x, Int_t y, TObject *obj, TVirtualPad *c=0, TVirtualPad *p=0); // Create menu from canvas
95  virtual void Popup(Int_t x, Int_t y, TObject *obj, TBrowser *b); // Create menu from Browser
96  virtual void SetCanvas(TVirtualPad *c) { fSelectedCanvas = c; }
97  virtual void SetBrowser(TBrowser *b) { fBrowser = b; }
98  virtual void SetMethod(TFunction *m) { fSelectedMethod = m; }
99  virtual void SetCalledObject(TObject *o) { fCalledObject = o; }
100  virtual void SetSelectedMenuItem(TClassMenuItem *mi) { fSelectedMenuItem = mi; }
101  virtual void SetNameTitle(const char *name, const char *title) { TNamed::SetNameTitle(name, title); }
102  virtual void SetObject(TObject *o) { fSelectedObject = o; }
103  virtual void SetPad(TVirtualPad *p) { fSelectedPad = p; }
104 
105  ClassDef(TContextMenu,0) //Context sensitive popup menu
106 };
107 
108 #endif
Describes one element of the context menu associated to a class The menu item may describe...
virtual TObject * GetCalledObject()
Definition: TContextMenu.h:91
An array of TObjects.
Definition: TObjArray.h:39
void Execute(const char *params)
Definition: TContextMenu.h:84
virtual TBrowser * GetBrowser()
Definition: TContextMenu.h:86
virtual TVirtualPad * GetSelectedPad()
Definition: TContextMenu.h:93
This class defines toggling facility for both - object's method or variables.
Definition: TToggle.h:51
This class provides an interface to GUI independent context sensitive popup menus.
virtual TFunction * GetSelectedMethod()
Definition: TContextMenu.h:89
int Int_t
Definition: RtypesCore.h:41
TVirtualPad * fSelectedPad
Definition: TContextMenu.h:59
TClassMenuItem * fSelectedMenuItem
Definition: TContextMenu.h:57
Each ROOT method (see TMethod) has a linked list of its arguments.
Definition: TMethodArg.h:33
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.
Definition: TContextMenu.h:80
TFunction * fSelectedMethod
Context menu system specific implementation.
Definition: TContextMenu.h:54
virtual void SetNameTitle(const char *name, const char *title)
Change (i.e. set) all the TNamed parameters (name and title).
Definition: TNamed.cxx:142
virtual const char * CreateDialogTitle(TObject *object, TFunction *method)
Create title for dialog box retrieving argument values.
virtual void Action(TObject *object, TMethod *method)
Action to be performed when this menu item is selected.
void Action(TToggle *toggle)
Definition: TContextMenu.h:76
TObject * fSelectedObject
Definition: TContextMenu.h:55
Double_t x[n]
Definition: legend1.C:17
virtual void SetCanvas(TVirtualPad *c)
Definition: TContextMenu.h:96
#define ClassDef(name, id)
Definition: Rtypes.h:254
The TNamed class is the base class for all named ROOT classes.
Definition: TNamed.h:33
virtual void SetCalledObject(TObject *o)
Definition: TContextMenu.h:99
TObject * fCalledObject
Definition: TContextMenu.h:56
TContextMenuImp * fContextMenuImp
Definition: TContextMenu.h:53
virtual void Popup(Int_t x, Int_t y, TObject *obj, TVirtualPad *c=0, TVirtualPad *p=0)
Popup context menu at given location in canvas c and pad p for selected object.
virtual void SetBrowser(TBrowser *b)
Definition: TContextMenu.h:97
TVirtualPad is an abstract base class for the Pad and Canvas classes.
Definition: TVirtualPad.h:59
virtual const char * CreateArgumentTitle(TMethodArg *argument)
Create string describing argument (for use in dialog box).
virtual TObject * GetSelectedObject()
Definition: TContextMenu.h:90
TBrowser * fBrowser
Definition: TContextMenu.h:60
virtual void SetObject(TObject *o)
Definition: TContextMenu.h:102
virtual void Execute(TMethod *method, TObjArray *params, Int_t *error=0)
Execute method on this object with parameters stored in the TObjArray.
Definition: TContextMenu.h:81
virtual void SetNameTitle(const char *name, const char *title)
Change (i.e. set) all the TNamed parameters (name and title).
Definition: TContextMenu.h:101
virtual void SetSelectedMenuItem(TClassMenuItem *mi)
Definition: TContextMenu.h:100
Using a TBrowser one can browse all ROOT objects.
Definition: TBrowser.h:41
virtual const char * CreatePopupTitle(TObject *object)
Create title for popup menu.
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.
Definition: TObject.cxx:335
This class provides an interface to context sensitive popup menus.
Definition: TContextMenu.h:44
TMarker * m
Definition: textangle.C:8
virtual TVirtualPad * GetSelectedCanvas()
Definition: TContextMenu.h:88
virtual ~TContextMenu()
Destroy a context menu.
virtual TClassMenuItem * GetSelectedMenuItem()
Definition: TContextMenu.h:92
virtual TContextMenuImp * GetContextMenuImp()
Definition: TContextMenu.h:87
TContextMenu & operator=(const TContextMenu &)
Double_t y[n]
Definition: legend1.C:17
virtual void SetPad(TVirtualPad *p)
Definition: TContextMenu.h:103
TVirtualPad * fSelectedCanvas
Definition: TContextMenu.h:58
#define name(a, b)
Definition: linkTestLib0.cpp:5
Mother of all ROOT objects.
Definition: TObject.h:58
Global functions class (global functions are obtained from CINT).
Definition: TFunction.h:30
void Action(TMethod *method)
Definition: TContextMenu.h:75
virtual void DisplayPopUp(Int_t x, Int_t y)
Definition: TContextMenu.h:62
Each ROOT class (see TClass) has a linked list of methods.
Definition: TMethod.h:40
virtual void DisplayPopup(Int_t x, Int_t y)
TObject * obj
virtual void SetMethod(TFunction *m)
Definition: TContextMenu.h:98
void Execute(TObjArray *params)
Definition: TContextMenu.h:85