fltk/src/Fl_Menu_Bar.cxx

78 lines
1.8 KiB
C++

//
// Menu bar widget for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2010 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
// https://www.fltk.org/bugs.php
//
#include <FL/Fl.H>
#include <FL/Fl_Menu_Bar.H>
#include <FL/fl_draw.H>
void Fl_Menu_Bar::draw() {
draw_box();
if (!menu() || !menu()->text) return;
const Fl_Menu_Item* m;
int X = x()+6;
for (m=menu()->first(); m->text; m = m->next()) {
int W = m->measure(0,this) + 16;
m->draw(X, y(), W, h(), this);
X += W;
if (m->flags & FL_MENU_DIVIDER) {
int y1 = y() + Fl::box_dy(box());
int y2 = y1 + h() - Fl::box_dh(box()) - 1;
// Draw a vertical divider between menus...
fl_color(FL_DARK3);
fl_yxline(X - 6, y1, y2);
fl_color(FL_LIGHT3);
fl_yxline(X - 5, y1, y2);
}
}
}
int Fl_Menu_Bar::handle(int event) {
const Fl_Menu_Item* v;
if (menu() && menu()->text) switch (event) {
case FL_ENTER:
case FL_LEAVE:
return 1;
case FL_PUSH:
v = 0;
J1:
v = menu()->pulldown(x(), y(), w(), h(), v, this, 0, 1);
picked(v);
return 1;
case FL_SHORTCUT:
if (visible_r()) {
v = menu()->find_shortcut(0, true);
if (v && v->submenu()) goto J1;
}
return test_shortcut() != 0;
}
return 0;
}
Fl_Menu_Bar::Fl_Menu_Bar(int X, int Y, int W, int H,const char *l)
: Fl_Menu_(X,Y,W,H,l)
{
}
void Fl_Menu_Bar::play_menu(const Fl_Menu_Item *v) {
if (v) {
v = menu()->pulldown(x(), y(), w(), h(), v, this, 0, 1);
picked(v);
}
}