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Fl_Check_Browser.H
1 //
2 // "$Id: Fl_Check_Browser.H 8864 2011-07-19 04:49:30Z greg.ercolano $"
3 //
4 // Fl_Check_Browser 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_Check_Browser widget . */
21
22 #ifndef Fl_Check_Browser_H
23 #define Fl_Check_Browser_H
24
25 #include "Fl.H"
26 #include "Fl_Browser_.H"
27
32 class FL_EXPORT Fl_Check_Browser : public Fl_Browser_ {
33 /* required routines for Fl_Browser_ subclass: */
34
35 void *item_first() const;
36 void *item_next(void *) const;
37 void *item_prev(void *) const;
38 int item_height(void *) const;
39 int item_width(void *) const;
40 void item_draw(void *, int, int, int, int) const;
41 void item_select(void *, int);
42 int item_selected(void *) const;
43
44 /* private data */
45
46 public: // IRIX 5.3 C++ compiler doesn't support private structures...
47
48 #ifndef FL_DOXYGEN
49
50 struct cb_item {
51 cb_item *next;
52 cb_item *prev;
53 char checked;
54 char selected;
55 char *text;
56 };
57 #endif // !FL_DOXYGEN
58
59 private:
60
61 cb_item *first;
62 cb_item *last;
63 cb_item *cache;
64 int cached_item;
65 int nitems_;
66 int nchecked_;
67 cb_item *find_item(int) const;
68 int lineno(cb_item *) const;
69
70 public:
71
72 Fl_Check_Browser(int x, int y, int w, int h, const char *l = 0);
74 ~Fl_Check_Browser() { clear(); }
75 int add(char *s); // add an (unchecked) item
76 int add(char *s, int b); // add an item and set checked
77 // both return the new nitems()
78 int remove(int item); // delete an item. Returns nitems()
79
80 // inline const char * methods to avoid breaking binary compatibility...
82 int add(const char *s) { return add((char *)s); }
84 int add(const char *s, int b) { return add((char *)s, b); }
85
86 void clear(); // delete all items
91 int nitems() const { return nitems_; }
93 int nchecked() const { return nchecked_; }
94 int checked(int item) const;
95 void checked(int item, int b);
97 void set_checked(int item) { checked(item, 1); }
98 void check_all();
99 void check_none();
100 int value() const; // currently selected item
101 char *text(int item) const; // returns pointer to internal buffer
102
103 protected:
104
105 int handle(int);
106 };
107
108 #endif // Fl_Check_Browser_H
109
110 //
111 // End of "$Id: Fl_Check_Browser.H 8864 2011-07-19 04:49:30Z greg.ercolano $".
112 //
113
Fl_Check_Browser::add
int add(const char *s, int b)
See int Fl_Check_Browser::add(char *s)
Definition: Fl_Check_Browser.H:84
Fl.H
Fl static class.
Fl_Browser_
This is the base class for browsers.
Definition: Fl_Browser_.H:77
Fl_Check_Browser::~Fl_Check_Browser
~Fl_Check_Browser()
The destructor deletes all list items and destroys the browser.
Definition: Fl_Check_Browser.H:74
Fl_Group::clear
void clear()
Deletes all child widgets from memory recursively.
Definition: Fl_Group.cxx:383
Fl_Browser_::find_item
void * find_item(int ypos)
This method returns the item under mouse y position ypos.
Definition: Fl_Browser_.cxx:582
Fl_Group::add
void add(Fl_Widget &)
The widget is removed from its current group (if any) and then added to the end of this group...
Definition: Fl_Group.cxx:491
Fl_Check_Browser::nchecked
int nchecked() const
Returns how many items are currently checked.
Definition: Fl_Check_Browser.H:93
Fl_Browser_::handle
int handle(int event)
Handles the event within the normal widget bounding box.
Definition: Fl_Browser_.cxx:692
Fl_Check_Browser::add
int add(const char *s)
See int Fl_Check_Browser::add(char *s)
Definition: Fl_Check_Browser.H:82
Fl_Check_Browser::set_checked
void set_checked(int item)
Equivalent to Fl_Check_Browser::checked(item, 1).
Definition: Fl_Check_Browser.H:97
Fl_Browser_::item_prev
virtual void * item_prev(void *item) const =0
This method must be provided by the subclass to return the item in the list before item...
Fl_Browser_::item_width
virtual int item_width(void *item) const =0
This method must be provided by the subclass to return the width of the item in pixels.
Fl_Browser_::item_next
virtual void * item_next(void *item) const =0
This method must be provided by the subclass to return the item in the list after item...
Fl_Browser_::item_height
virtual int item_height(void *item) const =0
This method must be provided by the subclass to return the height of item in pixels.
Fl_Browser_::item_selected
virtual int item_selected(void *item) const
This method must be implemented by the subclass if it supports multiple selections; returns the selec...
Definition: Fl_Browser_.cxx:1096
Fl_Browser_::item_select
virtual void item_select(void *item, int val=1)
This method must be implemented by the subclass if it supports multiple selections; sets the selectio...
Definition: Fl_Browser_.cxx:1088
Fl_Browser_::item_draw
virtual void item_draw(void *item, int X, int Y, int W, int H) const =0
This method must be provided by the subclass to draw the item in the area indicated by X...
Fl_Check_Browser
The Fl_Check_Browser widget displays a scrolling list of text lines that may be selected and/or check...
Definition: Fl_Check_Browser.H:32
Fl_Browser_::item_first
virtual void * item_first() const =0
This method must be provided by the subclass to return the first item in the list.
Fl_Check_Browser::nitems
int nitems() const
Returns how many lines are in the browser.
Definition: Fl_Check_Browser.H:91
- © 1998-2014 by Bill Spitzak and others.