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- //
- // "$Id: forms_free.cxx,v 1.4 1999/01/07 19:17:44 mike Exp $"
- //
- // Forms free widget routines 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".
- //
-
- // Emulation of the Forms "free" widget.
- // This emulation allows the free demo to run, and has allowed
- // me to port several other programs, but it is in no way
- // complete.
-
- #include <FL/Fl.H>
- #include <FL/Fl_Free.H>
-
- void Fl_Free::step(void *v) {
- Fl_Free *f = (Fl_Free *)v;
- f->handle(FL_STEP);
- Fl::add_timeout(.01,step,v);
- }
-
- Fl_Free::Fl_Free(uchar t,int x,int y,int w,int h,const char *l,
- FL_HANDLEPTR hdl) :
- Fl_Widget(x,y,w,h,l) {
- type(t);
- hfunc = hdl;
- if (t == FL_SLEEPING_FREE) deactivate();
- if (t == FL_CONTINUOUS_FREE || t == FL_ALL_FREE)
- Fl::add_timeout(.01,step,this);
- }
-
- Fl_Free::~Fl_Free() {
- Fl::remove_timeout(step,this);
- hfunc(this,FL_FREEMEM,0,0,0);
- }
-
- void Fl_Free::draw() {hfunc(this,FL_DRAW,0,0,0);}
-
- int Fl_Free::handle(int e) {
- char key = Fl::event_key();
- switch (e) {
- case FL_FOCUS:
- if (type()!=FL_INPUT_FREE && type()!=FL_ALL_FREE) return 0;
- break;
- case FL_PUSH:
- case FL_DRAG:
- case FL_RELEASE:
- key = 4-Fl::event_button();
- break;
- case FL_SHORTCUT:
- return 0;
- }
- if (hfunc(this, e, float(Fl::event_x()), float(Fl::event_y()), key)) do_callback();
- return 1;
- }
-
- //
- // End of "$Id: forms_free.cxx,v 1.4 1999/01/07 19:17:44 mike Exp $".
- //
-