//// "$Id: Fl_Widget.H,v 1.1.1.1 2003/08/07 21:18:38 jasonk Exp $"//// Widget header file for the Fast Light Tool Kit (FLTK).//// Copyright 1998-1999 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 to "fltk-bugs@easysw.com".//#ifndef Fl_Widget_H#define Fl_Widget_H#include "Enumerations.H"class Fl_Widget;class Fl_Window;typedef void (Fl_Callback )(Fl_Widget*, void*);typedef Fl_Callback* Fl_Callback_p; // needed for BORLANDtypedef void (Fl_Callback0)(Fl_Widget*);typedef void (Fl_Callback1)(Fl_Widget*, long);struct Fl_Label {  const char* value;  uchar type;  uchar font;  uchar size;  uchar color;  FL_EXPORT void draw(int,int,int,int, Fl_Align) const ;  FL_EXPORT void measure(int&, int&) const ;};class Fl_Widget {  friend class Fl_Group;  Fl_Widget* parent_;  Fl_Callback* callback_;  void* user_data_;  short x_,y_,w_,h_;  Fl_Label label_;  uchar type_;  uchar flags_;  uchar damage_;  uchar box_;  uchar color_;  uchar color2_;  uchar align_;  uchar when_;  // "de-implement" the copy constructors:  Fl_Widget & operator=(const Fl_Widget &);  FL_EXPORT Fl_Widget(const Fl_Widget &);protected:  FL_EXPORT Fl_Widget(int,int,int,int,const char* =0);  void x(int v) {x_ = v;}  void y(int v) {y_ = v;}  void w(int v) {w_ = v;}  void h(int v) {h_ = v;}  uchar flags() const {return flags_;}  void set_flag(int c) {flags_ |= c;}  void clear_flag(int c) {flags_ &= ~c;}  enum {INACTIVE=1, INVISIBLE=2, OUTPUT=4, SHORTCUT_LABEL=64, CHANGED=128};  FL_EXPORT void draw_box() const;  FL_EXPORT void draw_box(Fl_Boxtype, Fl_Color) const;  FL_EXPORT void draw_box(Fl_Boxtype, int,int,int,int, Fl_Color) const;  FL_EXPORT void draw_label() const;  FL_EXPORT void draw_label(int, int, int, int) const;public:  virtual FL_EXPORT ~Fl_Widget();  virtual FL_EXPORT void draw() = 0;  virtual FL_EXPORT int handle(int);  FL_EXPORT Fl_Widget* parent() const {return parent_;}  FL_EXPORT void parent(Fl_Widget* w) {parent_ = w;} // for hacks only  FL_EXPORT uchar type() const {return type_;}  FL_EXPORT void type(uchar t) {type_ = t;}  FL_EXPORT int x() const {return x_;}  FL_EXPORT int y() const {return y_;}  FL_EXPORT int w() const {return w_;}  FL_EXPORT int h() const {return h_;}  virtual FL_EXPORT void resize(int,int,int,int);  FL_EXPORT int damage_resize(int,int,int,int);  FL_EXPORT void position(int X,int Y) {resize(X,Y,w_,h_);}  FL_EXPORT void size(int W,int H) {resize(x_,y_,W,H);}  FL_EXPORT Fl_Align align() const {return (Fl_Align)align_;}  FL_EXPORT void align(uchar a) {align_ = a;}  FL_EXPORT Fl_Boxtype box() const {return (Fl_Boxtype)box_;}  FL_EXPORT void box(Fl_Boxtype a) {box_ = a;}  FL_EXPORT Fl_Color color() const {return (Fl_Color)color_;}  FL_EXPORT void color(uchar a) {color_ = a;}  FL_EXPORT Fl_Color selection_color() const {return (Fl_Color)color2_;}  FL_EXPORT void selection_color(uchar a) {color2_ = a;}  FL_EXPORT void color(uchar a, uchar b) {color_=a; color2_=b;}  FL_EXPORT const char* label() const {return label_.value;}  FL_EXPORT void label(const char* a) {label_.value=a;}  FL_EXPORT void label(Fl_Labeltype a,const char* b) {label_.type = a; label_.value = b;}  FL_EXPORT Fl_Labeltype labeltype() const {return (Fl_Labeltype)label_.type;}  FL_EXPORT void labeltype(Fl_Labeltype a) {label_.type = a;}  FL_EXPORT Fl_Color labelcolor() const {return (Fl_Color)label_.color;}  FL_EXPORT void labelcolor(uchar a) {label_.color=a;}  FL_EXPORT Fl_Font labelfont() const {return (Fl_Font)label_.font;}  FL_EXPORT void labelfont(uchar a) {label_.font=a;}  FL_EXPORT uchar labelsize() const {return label_.size;}  FL_EXPORT void labelsize(uchar a) {label_.size=a;}  FL_EXPORT Fl_Callback_p callback() const {return callback_;}  FL_EXPORT void callback(Fl_Callback* c, void* p) {callback_=c; user_data_=p;}  FL_EXPORT void callback(Fl_Callback* c) {callback_=c;}  FL_EXPORT void callback(Fl_Callback0*c) {callback_=(Fl_Callback*)c;}  FL_EXPORT void callback(Fl_Callback1*c, long p=0) {callback_=(Fl_Callback*)c; user_data_=(void*)p;}  FL_EXPORT void* user_data() const {return user_data_;}  FL_EXPORT void user_data(void* v) {user_data_ = v;}  FL_EXPORT long argument() const {return (long)user_data_;}  FL_EXPORT void argument(long v) {user_data_ = (void*)v;}  FL_EXPORT Fl_When when() const {return (Fl_When)when_;}  FL_EXPORT void when(uchar i) {when_ = i;}  FL_EXPORT int visible() const {return !(flags_&INVISIBLE);}  FL_EXPORT int visible_r() const;  FL_EXPORT void show();  FL_EXPORT void hide();  FL_EXPORT void set_visible() {flags_ &= ~INVISIBLE;}  FL_EXPORT void clear_visible() {flags_ |= INVISIBLE;}  FL_EXPORT int active() const {return !(flags_&INACTIVE);}  FL_EXPORT int active_r() const;  FL_EXPORT void activate();  FL_EXPORT void deactivate();  FL_EXPORT int output() const {return (flags_&OUTPUT);}  FL_EXPORT void set_output() {flags_ |= OUTPUT;}  FL_EXPORT void clear_output() {flags_ &= ~OUTPUT;}  FL_EXPORT int takesevents() const {return !(flags_&(INACTIVE|INVISIBLE|OUTPUT));}  FL_EXPORT int changed() const {return flags_&CHANGED;}  FL_EXPORT void set_changed() {flags_ |= CHANGED;}  FL_EXPORT void clear_changed() {flags_ &= ~CHANGED;}  FL_EXPORT int take_focus();  static FL_EXPORT void default_callback(Fl_Widget*, void*);  FL_EXPORT void do_callback() {callback_(this,user_data_);}  FL_EXPORT void do_callback(Fl_Widget* o,void* arg=0) {callback_(o,arg);}  FL_EXPORT void do_callback(Fl_Widget* o,long arg) {callback_(o,(void*)arg);}  FL_EXPORT int test_shortcut();  static FL_EXPORT int test_shortcut(const char*);  FL_EXPORT int contains(const Fl_Widget*) const ;  FL_EXPORT int inside(const Fl_Widget* o) const {return o ? o->contains(this) : 0;}  FL_EXPORT void redraw();  FL_EXPORT uchar damage() const {return damage_;}  FL_EXPORT void clear_damage(uchar c = 0) {damage_ = c;}  FL_EXPORT void damage(uchar c);  FL_EXPORT void damage(uchar c,int,int,int,int);  FL_EXPORT void draw_label(int, int, int, int, Fl_Align) const;  FL_EXPORT void measure_label(int& x, int& y) {label_.measure(x,y);}  FL_EXPORT Fl_Window* window() const ;  // back compatability only:  FL_EXPORT Fl_Color color2() const {return (Fl_Color)color2_;}  FL_EXPORT void color2(uchar a) {color2_ = a;}};// reserved type numbers (necessary for my cheapo RTTI) start here.// grep the header files for "RESERVED_TYPE" to find the next available// number.#define FL_RESERVED_TYPE 100#endif//// End of "$Id: Fl_Widget.H,v 1.1.1.1 2003/08/07 21:18:38 jasonk Exp $".//