1c399af444
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@4288 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
225 lines
7.6 KiB
C++
225 lines
7.6 KiB
C++
//
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// "$Id$"
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//
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// Widget header file for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2005 by Bill Spitzak and others.
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// USA.
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//
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// Please report all bugs and problems on the following page:
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//
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// http://www.fltk.org/str.php
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//
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#ifndef Fl_Widget_H
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#define Fl_Widget_H
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#include "Enumerations.H"
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class Fl_Widget;
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class Fl_Window;
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class Fl_Group;
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class Fl_Image;
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typedef void (Fl_Callback )(Fl_Widget*, void*);
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typedef Fl_Callback* Fl_Callback_p; // needed for BORLAND
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typedef void (Fl_Callback0)(Fl_Widget*);
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typedef void (Fl_Callback1)(Fl_Widget*, long);
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struct FL_EXPORT Fl_Label {
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const char* value;
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Fl_Image* image;
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Fl_Image* deimage;
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uchar type;
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uchar font;
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uchar size;
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unsigned color;
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void draw(int,int,int,int, Fl_Align) const ;
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void measure(int&, int&) const ;
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};
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class FL_EXPORT Fl_Widget {
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friend class Fl_Group;
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Fl_Group* parent_;
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Fl_Callback* callback_;
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void* user_data_;
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short x_,y_,w_,h_;
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Fl_Label label_;
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int flags_;
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unsigned color_;
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unsigned color2_;
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uchar type_;
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uchar damage_;
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uchar box_;
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uchar align_;
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uchar when_;
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const char *tooltip_;
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# if !defined(WIN32) || !defined(FL_DLL)
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// "de-implement" the copy constructors, EXCEPT for when we are using the
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// WIN32 DLL interface, in which case we can't hide them because Microsoft
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// requires the copy constructors to implement subclassing...
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Fl_Widget & operator=(const Fl_Widget &) { return *this; }
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Fl_Widget(const Fl_Widget &) {}
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# endif // !WIN32 || !FL_DLL
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protected:
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Fl_Widget(int,int,int,int,const char* =0);
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void x(int v) {x_ = (short)v;}
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void y(int v) {y_ = (short)v;}
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void w(int v) {w_ = (short)v;}
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void h(int v) {h_ = (short)v;}
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int flags() const {return flags_;}
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void set_flag(int c) {flags_ |= c;}
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void clear_flag(int c) {flags_ &= ~c;}
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enum {INACTIVE=1, INVISIBLE=2, OUTPUT=4, SHORTCUT_LABEL=64,
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CHANGED=128, VISIBLE_FOCUS=512, COPIED_LABEL = 1024};
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void draw_box() const;
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void draw_box(Fl_Boxtype, Fl_Color) const;
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void draw_box(Fl_Boxtype, int,int,int,int, Fl_Color) const;
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void draw_focus() {draw_focus(box(),x(),y(),w(),h());}
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void draw_focus(Fl_Boxtype, int,int,int,int) const;
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void draw_label() const;
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void draw_label(int, int, int, int) const;
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public:
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virtual ~Fl_Widget();
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virtual void draw() = 0;
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virtual int handle(int);
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Fl_Group* parent() const {return parent_;}
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void parent(Fl_Group* p) {parent_ = p;} // for hacks only, Fl_Group::add()
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uchar type() const {return type_;}
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void type(uchar t) {type_ = t;}
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int x() const {return x_;}
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int y() const {return y_;}
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int w() const {return w_;}
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int h() const {return h_;}
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virtual void resize(int,int,int,int);
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int damage_resize(int,int,int,int);
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void position(int X,int Y) {resize(X,Y,w_,h_);}
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void size(int W,int H) {resize(x_,y_,W,H);}
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Fl_Align align() const {return (Fl_Align)align_;}
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void align(uchar a) {align_ = a;}
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Fl_Boxtype box() const {return (Fl_Boxtype)box_;}
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void box(Fl_Boxtype a) {box_ = a;}
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Fl_Color color() const {return (Fl_Color)color_;}
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void color(unsigned a) {color_ = a;}
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Fl_Color selection_color() const {return (Fl_Color)color2_;}
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void selection_color(unsigned a) {color2_ = a;}
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void color(unsigned a, unsigned b) {color_=a; color2_=b;}
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const char* label() const {return label_.value;}
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void label(const char* a);
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void copy_label(const char* a);
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void label(Fl_Labeltype a,const char* b) {label_.type = a; label_.value = b;}
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Fl_Labeltype labeltype() const {return (Fl_Labeltype)label_.type;}
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void labeltype(Fl_Labeltype a) {label_.type = a;}
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Fl_Color labelcolor() const {return (Fl_Color)label_.color;}
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void labelcolor(unsigned a) {label_.color=a;}
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Fl_Font labelfont() const {return (Fl_Font)label_.font;}
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void labelfont(uchar a) {label_.font=a;}
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uchar labelsize() const {return label_.size;}
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void labelsize(uchar a) {label_.size=a;}
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Fl_Image* image() {return label_.image;}
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void image(Fl_Image* a) {label_.image=a;}
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void image(Fl_Image& a) {label_.image=&a;}
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Fl_Image* deimage() {return label_.deimage;}
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void deimage(Fl_Image* a) {label_.deimage=a;}
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void deimage(Fl_Image& a) {label_.deimage=&a;}
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const char *tooltip() const {return tooltip_;}
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void tooltip(const char *t);
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Fl_Callback_p callback() const {return callback_;}
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void callback(Fl_Callback* c, void* p) {callback_=c; user_data_=p;}
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void callback(Fl_Callback* c) {callback_=c;}
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void callback(Fl_Callback0*c) {callback_=(Fl_Callback*)c;}
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void callback(Fl_Callback1*c, long p=0) {callback_=(Fl_Callback*)c; user_data_=(void*)p;}
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void* user_data() const {return user_data_;}
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void user_data(void* v) {user_data_ = v;}
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long argument() const {return (long)user_data_;}
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void argument(long v) {user_data_ = (void*)v;}
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Fl_When when() const {return (Fl_When)when_;}
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void when(uchar i) {when_ = i;}
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int visible() const {return !(flags_&INVISIBLE);}
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int visible_r() const;
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void show();
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void hide();
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void set_visible() {flags_ &= ~INVISIBLE;}
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void clear_visible() {flags_ |= INVISIBLE;}
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int active() const {return !(flags_&INACTIVE);}
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int active_r() const;
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void activate();
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void deactivate();
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int output() const {return (flags_&OUTPUT);}
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void set_output() {flags_ |= OUTPUT;}
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void clear_output() {flags_ &= ~OUTPUT;}
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int takesevents() const {return !(flags_&(INACTIVE|INVISIBLE|OUTPUT));}
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int changed() const {return flags_&CHANGED;}
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void set_changed() {flags_ |= CHANGED;}
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void clear_changed() {flags_ &= ~CHANGED;}
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int take_focus();
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void set_visible_focus() { flags_ |= VISIBLE_FOCUS; }
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void clear_visible_focus() { flags_ &= ~VISIBLE_FOCUS; }
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void visible_focus(int v) { if (v) set_visible_focus(); else clear_visible_focus(); }
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int visible_focus() { return flags_ & VISIBLE_FOCUS; }
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static void default_callback(Fl_Widget*, void*);
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void do_callback() {callback_(this,user_data_); if (callback_ != default_callback) clear_changed();}
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void do_callback(Fl_Widget* o,void* arg=0) {callback_(o,arg); if (callback_ != default_callback) clear_changed();}
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void do_callback(Fl_Widget* o,long arg) {callback_(o,(void*)arg); if (callback_ != default_callback) clear_changed();}
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int test_shortcut();
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static int test_shortcut(const char*);
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int contains(const Fl_Widget*) const ;
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int inside(const Fl_Widget* o) const {return o ? o->contains(this) : 0;}
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void redraw();
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void redraw_label();
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uchar damage() const {return damage_;}
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void clear_damage(uchar c = 0) {damage_ = c;}
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void damage(uchar c);
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void damage(uchar c,int,int,int,int);
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void draw_label(int, int, int, int, Fl_Align) const;
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void measure_label(int& xx, int& yy) {label_.measure(xx,yy);}
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Fl_Window* window() const ;
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// back compatability only:
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Fl_Color color2() const {return (Fl_Color)color2_;}
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void color2(unsigned a) {color2_ = a;}
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};
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// reserved type numbers (necessary for my cheapo RTTI) start here.
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// grep the header files for "RESERVED_TYPE" to find the next available
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// number.
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#define FL_RESERVED_TYPE 100
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#endif
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//
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// End of "$Id$".
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//
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