2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #include "../signal.h"
25 #include "../sigsession.h"
29 #include <boost/foreach.hpp>
31 #include <QInputDialog>
33 #include <QMouseEvent>
37 using namespace boost;
43 Header::Header(View &parent) :
46 _action_set_name(new QAction(tr("Set &Name..."), this))
48 setMouseTracking(true);
50 connect(_action_set_name, SIGNAL(triggered()),
51 this, SLOT(on_action_set_name_triggered()));
54 void Header::paintEvent(QPaintEvent *event)
56 const int w = width();
57 const vector< shared_ptr<Signal> > &sigs =
58 _view.session().get_signals();
60 QPainter painter(this);
61 painter.setRenderHint(QPainter::Antialiasing);
63 int offset = -_view.v_offset();
64 BOOST_FOREACH(const shared_ptr<Signal> s, sigs)
68 const QRect signal_heading_rect(
69 0, offset, w, View::SignalHeight);
71 s->paint_label(painter, signal_heading_rect,
72 s->pt_in_label_rect(signal_heading_rect, _mouse_point));
74 offset += View::SignalHeight;
80 void Header::mouseMoveEvent(QMouseEvent *event)
83 _mouse_point = event->pos();
87 void Header::leaveEvent(QEvent *event)
89 _mouse_point = QPoint(-1, -1);
93 void Header::contextMenuEvent(QContextMenuEvent *event)
95 const int w = width();
96 const vector< shared_ptr<Signal> > &sigs =
97 _view.session().get_signals();
99 int offset = -_view.v_offset();
100 BOOST_FOREACH(const shared_ptr<Signal> s, sigs)
104 const QRect signal_heading_rect(
105 0, offset, w, View::SignalHeight);
107 if(s->pt_in_label_rect(signal_heading_rect, _mouse_point)) {
109 menu.addAction(_action_set_name);
112 menu.exec(event->globalPos());
113 _context_signal.reset();
118 offset += View::SignalHeight;
122 void Header::on_action_set_name_triggered()
124 boost::shared_ptr<Signal> context_signal = _context_signal;
128 const QString new_label = QInputDialog::getText(this, tr("Set Name"),
129 tr("Name"), QLineEdit::Normal, context_signal->get_name());
131 if(!new_label.isEmpty())
132 context_signal->set_name(new_label);