FLTK 1.3.3
Fl_Group.H
1 //
2 // "$Id: Fl_Group.H 10261 2014-08-29 12:10:11Z cand $"
3 //
4 // Group header file for the Fast Light Tool Kit (FLTK).
5 //
6 // Copyright 1998-2010 by Bill Spitzak and others.
7 //
8 // This library is free software. Distribution and use rights are outlined in
9 // the file "COPYING" which should have been included with this file. If this
10 // file is missing or damaged, see the license at:
11 //
12 // http://www.fltk.org/COPYING.php
13 //
14 // Please report all bugs and problems on the following page:
15 //
16 // http://www.fltk.org/str.php
17 //
18 
19 /* \file
20  Fl_Group, Fl_End classes . */
21 
22 #ifndef Fl_Group_H
23 #define Fl_Group_H
24 
25 #ifndef Fl_Widget_H
26 #include "Fl_Widget.H"
27 #endif
28 
41 class FL_EXPORT Fl_Group : public Fl_Widget {
42 
43  Fl_Widget** array_;
44  Fl_Widget* savedfocus_;
45  Fl_Widget* resizable_;
46  int children_;
47  int *sizes_; // remembered initial sizes of children
48 
49  int navigation(int);
50  static Fl_Group *current_;
51 
52  // unimplemented copy ctor and assignment operator
53  Fl_Group(const Fl_Group&);
54  Fl_Group& operator=(const Fl_Group&);
55 
56 protected:
57  void draw();
58  void draw_child(Fl_Widget& widget) const;
59  void draw_children();
60  void draw_outside_label(const Fl_Widget& widget) const ;
61  void update_child(Fl_Widget& widget) const;
62  int *sizes();
63 
64 public:
65 
66  int handle(int);
67  void begin();
68  void end();
69  static Fl_Group *current();
70  static void current(Fl_Group *g);
71 
75  int children() const {return children_;}
79  Fl_Widget* child(int n) const {return array()[n];}
80  int find(const Fl_Widget*) const;
84  int find(const Fl_Widget& o) const {return find(&o);}
85  Fl_Widget* const* array() const;
86 
87  void resize(int,int,int,int);
92  Fl_Group(int,int,int,int, const char * = 0);
93  virtual ~Fl_Group();
94  void add(Fl_Widget&);
98  void add(Fl_Widget* o) {add(*o);}
99  void insert(Fl_Widget&, int i);
104  void insert(Fl_Widget& o, Fl_Widget* before) {insert(o,find(before));}
105  void remove(int index);
106  void remove(Fl_Widget&);
111  void remove(Fl_Widget* o) {remove(*o);}
112  void clear();
113 
117  void resizable(Fl_Widget& o) {resizable_ = &o;}
146  void resizable(Fl_Widget* o) {resizable_ = o;}
150  Fl_Widget* resizable() const {return resizable_;}
154  void add_resizable(Fl_Widget& o) {resizable_ = &o; add(o);}
155  void init_sizes();
156 
166  void clip_children(int c) { if (c) set_flag(CLIP_CHILDREN); else clear_flag(CLIP_CHILDREN); }
174  unsigned int clip_children() { return (flags() & CLIP_CHILDREN) != 0; }
175 
176  // Note: Doxygen docs in Fl_Widget.H to avoid redundancy.
177  virtual Fl_Group* as_group() { return this; }
178 
179  // back compatibility functions:
180 
186  void focus(Fl_Widget* W) {W->take_focus();}
187 
189  Fl_Widget* & _ddfdesign_kludge() {return resizable_;}
190 
192  void forms_end();
193 };
194 
195 // dummy class used to end child groups in constructors for complex
196 // subclasses of Fl_Group:
216 class FL_EXPORT Fl_End {
217 public:
220 };
221 
222 #endif
223 
224 //
225 // End of "$Id: Fl_Group.H 10261 2014-08-29 12:10:11Z cand $".
226 //