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- //
- // "$Id: Fl_Return_Button.cxx,v 1.5 1999/01/19 19:26:46 mike 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;
- fl_color(FL_LIGHT3);
- 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);
- fl_color(fl_gray_ramp(0));
- fl_line(x0, y0, x1, y0-d);
- fl_color(FL_DARK3);
- 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;
- 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 1.5 1999/01/19 19:26:46 mike Exp $".
- //
-