//// "$Id: Fl_Return_Button.cxx,v 1.1.1.1 2003/08/07 21:18:40 jasonk Exp $"//// Return button widget 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".//#include <FL/Fl.H>#include <FL/Fl_Return_Button.H>#include <FL/fl_draw.H>int fl_return_arrow(int x, int y, int w, int h) {  int size = w; if (h<size) size = h;  int d = (size+2)/4; if (d<3) d = 3;  int t = (size+9)/12; if (t<1) t = 1;  int x0 = x+(w-2*d-2*t-1)/2;  int x1 = x0+d;  int y0 = y+h/2;//#ifdef PDA//  if ( !value() ) {//     fl_color(FL_BLACK);//  }//  else {//     fl_color(FL_WHITE);//  }//#else    fl_color(FL_LIGHT3);//#endif  fl_line(x0, y0, x1, y0+d);  fl_yxline(x1, y0+d, y0+t, x1+d+2*t, y0-d);  fl_yxline(x1, y0-t, y0-d);//#ifdef PDA//  if ( !value ) {//     fl_color(FL_BLACK);//  }//  else {//     fl_color(FL_WHITE);//  }//#else  fl_color(fl_gray_ramp(0));//#endif  fl_line(x0, y0, x1, y0-d);//#ifdef PDA//  if ( !value ) {//     fl_color(FL_BLACK);//  }//  else {//	  fl_color(FL_WHITE);//  }//#else  fl_color(FL_DARK3);//#endif  fl_xyline(x1+1, y0-t, x1+d, y0-d, x1+d+2*t);  return 1;}void Fl_Return_Button::draw() {  if (type() == FL_HIDDEN_BUTTON) return;#ifdef PDA  if( !down_box()) {     down_box(FL_BLACK_BOX);  }  if ( !value() ) {     labelcolor(FL_BLACK);  }  else {     labelcolor(FL_WHITE);  }#endif  draw_box(value() ? (down_box()?down_box():down(box())) : box(),	   value() ? selection_color() : color());  int W = h();  if (w()/3 < W) W = w()/3;  fl_return_arrow(x()+w()-W-4, y(), W, h());  draw_label(x(), y(), w()-W+4, h());}int Fl_Return_Button::handle(int event) {  if (event == FL_SHORTCUT &&      (Fl::event_key() == FL_Enter || Fl::event_key() == FL_KP_Enter)) {    do_callback();    return 1;  } else    return Fl_Button::handle(event);}//// End of "$Id: Fl_Return_Button.cxx,v 1.1.1.1 2003/08/07 21:18:40 jasonk Exp $".//