2 // "$Id: Fl.H,v 1.2 2002/12/01 15:38:37 neurosurg Exp $"
4 // Main header file for the Fast Light Tool Kit (FLTK).
6 // Copyright 1998-2002 by Bill Spitzak and others.
8 // This library is free software; you can redistribute it and/or
9 // modify it under the terms of the GNU Library General Public
10 // License as published by the Free Software Foundation; either
11 // version 2 of the License, or (at your option) any later version.
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 // Library General Public License for more details.
18 // You should have received a copy of the GNU Library General Public
19 // License along with this library; if not, write to the Free Software
20 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
23 // Please report all bugs and problems to "fltk-bugs@fltk.org".
29 # include "Enumerations.H"
31 # define Fl_Object Fl_Widget
42 typedef void (Fl_Label_Draw_F)(const Fl_Label*, int,int,int,int, Fl_Align);
43 typedef void (Fl_Label_Measure_F)(const Fl_Label*, int&, int&);
44 typedef void (Fl_Box_Draw_F)(int,int,int,int, Fl_Color);
46 typedef void (*Fl_Timeout_Handler)(void*);
49 Fl() {}; // no constructor!
51 public: // should be private!
62 static int e_is_click;
66 static Fl_Widget* belowmouse_;
67 static Fl_Widget* pushed_;
68 static Fl_Widget* focus_;
70 static Fl_Widget* selection_owner_;
71 static Fl_Window* modal_;
72 static Fl_Window* grab_;
73 static int compose_state;
74 static int visible_focus_;
75 static int dnd_text_ops_;
76 static void damage(int d) {damage_ = d;}
78 static void (*idle)();
80 static const char* scheme_;
81 static Fl_Image* scheme_bg_;
86 static double version();
89 static int arg(int, char**, int&);
90 static int args(int, char**, int&, int (*)(int,char**,int&) = 0);
91 static const char* const help;
92 static void args(int, char**);
94 // things called by initialization:
95 static void display(const char*);
96 static int visual(int);
97 static int gl_visual(int, int *alist=0);
98 static void own_colormap();
99 static void get_system_colors();
100 static void foreground(uchar, uchar, uchar);
101 static void background(uchar, uchar, uchar);
102 static void background2(uchar, uchar, uchar);
105 static int scheme(const char*);
106 static const char* scheme() {return scheme_;}
107 static int reload_scheme();
111 static double wait(double time);
115 static Fl_Widget* readqueue();
116 static void add_timeout(double t, Fl_Timeout_Handler,void* = 0);
117 static void repeat_timeout(double t, Fl_Timeout_Handler,void* = 0);
118 static int has_timeout(Fl_Timeout_Handler, void* = 0);
119 static void remove_timeout(Fl_Timeout_Handler, void* = 0);
120 static void add_check(Fl_Timeout_Handler, void* = 0);
121 static int has_check(Fl_Timeout_Handler, void* = 0);
122 static void remove_check(Fl_Timeout_Handler, void* = 0);
123 static void add_fd(int fd, int when, void (*cb)(int,void*),void* =0);
124 static void add_fd(int fd, void (*cb)(int, void*), void* = 0);
125 static void remove_fd(int, int when);
126 static void remove_fd(int);
127 static void add_idle(void (*cb)(void*), void* = 0);
128 static int has_idle(void (*cb)(void*), void* = 0);
129 static void remove_idle(void (*cb)(void*), void* = 0);
130 static int damage() {return damage_;}
131 static void redraw();
133 static void (*warning)(const char*, ...);
134 static void (*error)(const char*, ...);
135 static void (*fatal)(const char*, ...);
136 static Fl_Window* first_window();
137 static void first_window(Fl_Window*);
138 static Fl_Window* next_window(const Fl_Window*);
139 static Fl_Window* modal() {return modal_;}
140 static Fl_Window* grab() {return grab_;}
141 static void grab(Fl_Window*);
143 // event information:
144 static int event() {return e_number;}
145 static int event_x() {return e_x;}
146 static int event_y() {return e_y;}
147 static int event_x_root() {return e_x_root;}
148 static int event_y_root() {return e_y_root;}
149 static int event_dx() {return e_dx;}
150 static int event_dy() {return e_dy;}
151 static void get_mouse(int &,int &);
152 static int event_clicks() {return e_clicks;}
153 static void event_clicks(int i) {e_clicks = i;}
154 static int event_is_click() {return e_is_click;}
155 static void event_is_click(int i) {e_is_click = i;} // only 0 works!
156 static int event_button() {return e_keysym-FL_Button;}
157 static int event_state() {return e_state;}
158 static int event_state(int i) {return e_state&i;}
159 static int event_key() {return e_keysym;}
160 static int event_key(int);
161 static int get_key(int);
162 static const char* event_text() {return e_text;}
163 static int event_length() {return e_length;}
164 static int compose(int &del);
165 static void compose_reset() {compose_state = 0;}
166 static int event_inside(int,int,int,int);
167 static int event_inside(const Fl_Widget*);
168 static int test_shortcut(int);
170 // event destinations:
171 static int handle(int, Fl_Window*);
172 static Fl_Widget* belowmouse() {return belowmouse_;}
173 static void belowmouse(Fl_Widget*);
174 static Fl_Widget* pushed() {return pushed_;}
175 static void pushed(Fl_Widget*);
176 static Fl_Widget* focus() {return focus_;}
177 static void focus(Fl_Widget*);
178 static void add_handler(int (*h)(int));
179 static void remove_handler(int (*h)(int));
182 static void copy(const char* stuff, int len, int clipboard = 0);
183 static void paste(Fl_Widget &receiver, int clipboard /*=0*/);
185 // These are for back-compatability only:
186 static Fl_Widget* selection_owner() {return selection_owner_;}
187 static void selection_owner(Fl_Widget*);
188 static void selection(Fl_Widget &owner, const char*, int len);
189 static void paste(Fl_Widget &receiver);
192 #if defined(WIN32) || defined(__APPLE__)
196 static int x() {return 0;}
197 static int y() {return 0;}
198 #endif /* WIN32 || __APPLE__ */
203 static void set_color(Fl_Color, uchar, uchar, uchar);
204 static void set_color(Fl_Color, unsigned);
205 static unsigned get_color(Fl_Color);
206 static void get_color(Fl_Color, uchar&, uchar&, uchar&);
207 static void free_color(Fl_Color, int overlay = 0);
210 static const char* get_font(Fl_Font);
211 static const char* get_font_name(Fl_Font, int* attributes = 0);
212 static int get_font_sizes(Fl_Font, int*& sizep);
213 static void set_font(Fl_Font, const char*);
214 static void set_font(Fl_Font, Fl_Font);
215 static Fl_Font set_fonts(const char* = 0);
218 static void set_labeltype(Fl_Labeltype,Fl_Label_Draw_F*,Fl_Label_Measure_F*);
219 static void set_labeltype(Fl_Labeltype, Fl_Labeltype from);
222 static Fl_Box_Draw_F *get_boxtype(Fl_Boxtype);
223 static void set_boxtype(Fl_Boxtype, Fl_Box_Draw_F*,uchar,uchar,uchar,uchar);
224 static void set_boxtype(Fl_Boxtype, Fl_Boxtype from);
225 static int box_dx(Fl_Boxtype);
226 static int box_dy(Fl_Boxtype);
227 static int box_dw(Fl_Boxtype);
228 static int box_dh(Fl_Boxtype);
229 static int draw_box_active();
231 // back compatability:
232 static void set_abort(void (*f)(const char*,...)) {fatal = f;}
233 static void (*atclose)(Fl_Window*,void*);
234 static void default_atclose(Fl_Window*,void*);
235 static void set_atclose(void (*f)(Fl_Window*,void*)) {atclose = f;}
236 static int event_shift() {return e_state&FL_SHIFT;}
237 static int event_ctrl() {return e_state&FL_CTRL;}
238 static int event_alt() {return e_state&FL_ALT;}
239 static int event_buttons() {return e_state&0x7f000000;}
240 static int event_button1() {return e_state&FL_BUTTON1;}
241 static int event_button2() {return e_state&FL_BUTTON2;}
242 static int event_button3() {return e_state&FL_BUTTON3;}
243 static void set_idle(void (*cb)()) {idle = cb;}
244 static void grab(Fl_Window&win) {grab(&win);}
245 static void release() {grab(0);}
247 // Visible focus methods...
248 static void visible_focus(int v) { visible_focus_ = v; }
249 static int visible_focus() { return visible_focus_; }
251 // Drag-n-drop text operation methods...
252 static void dnd_text_ops(int v) { dnd_text_ops_ = v; }
253 static int dnd_text_ops() { return dnd_text_ops_; }
255 // Multithreading support:
257 static void unlock();
258 static void awake(void* message = 0);
259 static void* thread_message();
265 // End of "$Id: Fl.H,v 1.2 2002/12/01 15:38:37 neurosurg Exp $".