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- //
- // "$Id: Fl_Multi_Label.cxx,v 1.4 1999/01/07 19:17:23 mike Exp $"
- //
- // Multi-label 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".
- //
-
- // Allows two labels to be used on a widget (by having one of them
- // be one of these it allows an infinte number!)
-
- #include <FL/Fl.H>
- #include <FL/Fl_Widget.H>
- #include <FL/Fl_Menu_Item.H>
- #include <FL/Fl_Multi_Label.H>
-
- static void multi_labeltype(
- const Fl_Label* o, int x, int y, int w, int h, Fl_Align a)
- {
- Fl_Multi_Label* b = (Fl_Multi_Label*)(o->value);
- Fl_Label local = *o;
- local.value = b->labela;
- local.type = b->typea;
- int W = w; int H = h; local.measure(W, H);
- local.draw(x,y,w,h,a);
- if (a & FL_ALIGN_BOTTOM) h -= H;
- else if (a & FL_ALIGN_TOP) {y += H; h -= H;}
- else if (a & FL_ALIGN_RIGHT) w -= W;
- else if (a & FL_ALIGN_LEFT) {x += W; w -= W;}
- else {int d = (h+H)/2; y += d; h -= d;}
- local.value = b->labelb;
- local.type = b->typeb;
- local.draw(x,y,w,h,a);
- }
-
- // measurement is only correct for left-to-right appending...
- static void multi_measure(const Fl_Label* o, int& w, int& h) {
- Fl_Multi_Label* b = (Fl_Multi_Label*)(o->value);
- Fl_Label local = *o;
- local.value = b->labela;
- local.type = b->typea;
- local.measure(w,h);
- local.value = b->labelb;
- local.type = b->typeb;
- int W = 0; int H = 0; local.measure(W,H);
- w += W; if (H>h) h = H;
- }
-
- void Fl_Multi_Label::label(Fl_Widget* o) {
- Fl::set_labeltype(_FL_MULTI_LABEL, multi_labeltype, multi_measure);
- o->label(_FL_MULTI_LABEL, (const char*)this);
- }
-
- void Fl_Multi_Label::label(Fl_Menu_Item* o) {
- Fl::set_labeltype(_FL_MULTI_LABEL, multi_labeltype, multi_measure);
- o->label(_FL_MULTI_LABEL, (const char*)this);
- }
-
- //
- // End of "$Id: Fl_Multi_Label.cxx,v 1.4 1999/01/07 19:17:23 mike Exp $".
- //
-