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fltk/FL/Fl.H
Michael R Sweet 6e9a163035 Add handler for thread messages (STR #1536) 
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@5683 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
2007-02-08 23:04:20 +00:00

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//
// "$Id$"
//
// Main header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2006 by Bill Spitzak and others.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
#ifndef Fl_H
# define Fl_H
# include "Enumerations.H"
# ifndef Fl_Object
# define Fl_Object Fl_Widget
# endif
# ifdef check
# undef check
# endif
class Fl_Widget;
class Fl_Window;
class Fl_Image;
struct Fl_Label;
typedef void (Fl_Label_Draw_F)(const Fl_Label*, int,int,int,int, Fl_Align);
typedef void (Fl_Label_Measure_F)(const Fl_Label*, int&, int&);
typedef void (Fl_Box_Draw_F)(int,int,int,int, Fl_Color);
typedef void (*Fl_Timeout_Handler)(void*);
class FL_EXPORT Fl {
Fl() {}; // no constructor!
public: // should be private!
static int e_number;
static int e_x;
static int e_y;
static int e_x_root;
static int e_y_root;
static int e_dx;
static int e_dy;
static int e_state;
static int e_clicks;
static int e_is_click;
static int e_keysym;
static char* e_text;
static int e_length;
static Fl_Widget* belowmouse_;
static Fl_Widget* pushed_;
static Fl_Widget* focus_;
static int damage_;
static Fl_Widget* selection_owner_;
static Fl_Window* modal_;
static Fl_Window* grab_;
static int compose_state;
static int visible_focus_;
static int dnd_text_ops_;
static void damage(int d) {damage_ = d;}
static void (*idle)();
static void (*awake_cb)(void *);
static const char* scheme_;
static Fl_Image* scheme_bg_;
static int e_original_keysym; // late addition
public:
// API version number
static double version();
// argument parsers:
static int arg(int, char**, int&);
static int args(int, char**, int&, int (*)(int,char**,int&) = 0);
static const char* const help;
static void args(int, char**);
// things called by initialization:
static void display(const char*);
static int visual(int);
static int gl_visual(int, int *alist=0);
static void own_colormap();
static void get_system_colors();
static void foreground(uchar, uchar, uchar);
static void background(uchar, uchar, uchar);
static void background2(uchar, uchar, uchar);
// schemes:
static int scheme(const char*);
static const char* scheme() {return scheme_;}
static int reload_scheme();
static int scrollbar_size();
static void scrollbar_size(int W);
// execution:
static int wait();
static double wait(double time);
static int check();
static int ready();
static int run();
static Fl_Widget* readqueue();
static void add_timeout(double t, Fl_Timeout_Handler,void* = 0);
static void repeat_timeout(double t, Fl_Timeout_Handler,void* = 0);
static int has_timeout(Fl_Timeout_Handler, void* = 0);
static void remove_timeout(Fl_Timeout_Handler, void* = 0);
static void add_check(Fl_Timeout_Handler, void* = 0);
static int has_check(Fl_Timeout_Handler, void* = 0);
static void remove_check(Fl_Timeout_Handler, void* = 0);
static void add_fd(int fd, int when, void (*cb)(int,void*),void* =0);
static void add_fd(int fd, void (*cb)(int, void*), void* = 0);
static void remove_fd(int, int when);
static void remove_fd(int);
static void add_idle(void (*cb)(void*), void* = 0);
static int has_idle(void (*cb)(void*), void* = 0);
static void remove_idle(void (*cb)(void*), void* = 0);
static int damage() {return damage_;}
static void redraw();
static void flush();
static void (*warning)(const char*, ...);
static void (*error)(const char*, ...);
static void (*fatal)(const char*, ...);
static Fl_Window* first_window();
static void first_window(Fl_Window*);
static Fl_Window* next_window(const Fl_Window*);
static Fl_Window* modal() {return modal_;}
static Fl_Window* grab() {return grab_;}
static void grab(Fl_Window*);
// event information:
static int event() {return e_number;}
static int event_x() {return e_x;}
static int event_y() {return e_y;}
static int event_x_root() {return e_x_root;}
static int event_y_root() {return e_y_root;}
static int event_dx() {return e_dx;}
static int event_dy() {return e_dy;}
static void get_mouse(int &,int &);
static int event_clicks() {return e_clicks;}
static void event_clicks(int i) {e_clicks = i;}
static int event_is_click() {return e_is_click;}
static void event_is_click(int i) {e_is_click = i;} // only 0 works!
static int event_button() {return e_keysym-FL_Button;}
static int event_state() {return e_state;}
static int event_state(int i) {return e_state&i;}
static int event_key() {return e_keysym;}
static int event_original_key(){return e_original_keysym;}
static int event_key(int);
static int get_key(int);
static const char* event_text() {return e_text;}
static int event_length() {return e_length;}
static int compose(int &del);
static void compose_reset() {compose_state = 0;}
static int event_inside(int,int,int,int);
static int event_inside(const Fl_Widget*);
static int test_shortcut(int);
// event destinations:
static int handle(int, Fl_Window*);
static Fl_Widget* belowmouse() {return belowmouse_;}
static void belowmouse(Fl_Widget*);
static Fl_Widget* pushed() {return pushed_;}
static void pushed(Fl_Widget*);
static Fl_Widget* focus() {return focus_;}
static void focus(Fl_Widget*);
static void add_handler(int (*h)(int));
static void remove_handler(int (*h)(int));
// cut/paste:
static void copy(const char* stuff, int len, int clipboard = 0);
static void paste(Fl_Widget &receiver, int clipboard /*=0*/);
static int dnd();
// These are for back-compatability only:
static Fl_Widget* selection_owner() {return selection_owner_;}
static void selection_owner(Fl_Widget*);
static void selection(Fl_Widget &owner, const char*, int len);
static void paste(Fl_Widget &receiver);
// screen size:
static int x();
static int y();
static int w();
static int h();
// multi-head support:
static int screen_count();
static void screen_xywh(int &x, int &y, int &w, int &h) {
screen_xywh(x, y, w, h, e_x_root, e_y_root);
}
static void screen_xywh(int &x, int &y, int &w, int &h, int mx, int my);
static void screen_xywh(int &x, int &y, int &w, int &h, int n);
// color map:
static void set_color(Fl_Color, uchar, uchar, uchar);
static void set_color(Fl_Color, unsigned);
static unsigned get_color(Fl_Color);
static void get_color(Fl_Color, uchar&, uchar&, uchar&);
static void free_color(Fl_Color, int overlay = 0);
// fonts:
static const char* get_font(Fl_Font);
static const char* get_font_name(Fl_Font, int* attributes = 0);
static int get_font_sizes(Fl_Font, int*& sizep);
static void set_font(Fl_Font, const char*);
static void set_font(Fl_Font, Fl_Font);
static Fl_Font set_fonts(const char* = 0);
// labeltypes:
static void set_labeltype(Fl_Labeltype,Fl_Label_Draw_F*,Fl_Label_Measure_F*);
static void set_labeltype(Fl_Labeltype, Fl_Labeltype from);
// boxtypes:
static Fl_Box_Draw_F *get_boxtype(Fl_Boxtype);
static void set_boxtype(Fl_Boxtype, Fl_Box_Draw_F*,uchar,uchar,uchar,uchar);
static void set_boxtype(Fl_Boxtype, Fl_Boxtype from);
static int box_dx(Fl_Boxtype);
static int box_dy(Fl_Boxtype);
static int box_dw(Fl_Boxtype);
static int box_dh(Fl_Boxtype);
static int draw_box_active();
// back compatability:
static void set_abort(void (*f)(const char*,...)) {fatal = f;}
static void (*atclose)(Fl_Window*,void*);
static void default_atclose(Fl_Window*,void*);
static void set_atclose(void (*f)(Fl_Window*,void*)) {atclose = f;}
static int event_shift() {return e_state&FL_SHIFT;}
static int event_ctrl() {return e_state&FL_CTRL;}
static int event_alt() {return e_state&FL_ALT;}
static int event_buttons() {return e_state&0x7f000000;}
static int event_button1() {return e_state&FL_BUTTON1;}
static int event_button2() {return e_state&FL_BUTTON2;}
static int event_button3() {return e_state&FL_BUTTON3;}
static void set_idle(void (*cb)()) {idle = cb;}
static void grab(Fl_Window&win) {grab(&win);}
static void release() {grab(0);}
// Visible focus methods...
static void visible_focus(int v) { visible_focus_ = v; }
static int visible_focus() { return visible_focus_; }
// Drag-n-drop text operation methods...
static void dnd_text_ops(int v) { dnd_text_ops_ = v; }
static int dnd_text_ops() { return dnd_text_ops_; }
// Multithreading support:
static void lock();
static void unlock();
static void awake(void* message = 0);
static void set_awake_cb(void (*cb)(void *)) { awake_cb = cb; }
static void* thread_message();
// Widget deletion:
static void delete_widget(Fl_Widget *w);
static void do_widget_deletion();
static void watch_widget_pointer(Fl_Widget *&w);
static void release_widget_pointer(Fl_Widget *&w);
static void clear_widget_pointer(Fl_Widget const *w);
};
#endif // !Fl_H
//
// End of "$Id$".
//
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