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1d8dca91 | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
1d8dca91 JH |
3 | * |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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 | |
19 | */ | |
20 | ||
21 | #include "header.h" | |
22 | #include "view.h" | |
23 | ||
51e77110 JH |
24 | #include "../signal.h" |
25 | #include "../sigsession.h" | |
1d8dca91 JH |
26 | |
27 | #include <assert.h> | |
28 | ||
29 | #include <boost/foreach.hpp> | |
30 | ||
49f8ff3f JH |
31 | #include <QInputDialog> |
32 | #include <QMenu> | |
a29bb7fb | 33 | #include <QMouseEvent> |
1d8dca91 JH |
34 | #include <QPainter> |
35 | #include <QRect> | |
36 | ||
37 | using namespace boost; | |
38 | using namespace std; | |
39 | ||
40 | namespace pv { | |
41 | namespace view { | |
42 | ||
43 | Header::Header(View &parent) : | |
44 | QWidget(&parent), | |
49f8ff3f JH |
45 | _view(parent), |
46 | _action_set_name(new QAction(tr("Set &Name..."), this)) | |
1d8dca91 | 47 | { |
a29bb7fb | 48 | setMouseTracking(true); |
49f8ff3f JH |
49 | |
50 | connect(_action_set_name, SIGNAL(triggered()), | |
51 | this, SLOT(on_action_set_name_triggered())); | |
1d8dca91 JH |
52 | } |
53 | ||
54 | void Header::paintEvent(QPaintEvent *event) | |
55 | { | |
56 | const int w = width(); | |
57 | const vector< shared_ptr<Signal> > &sigs = | |
58 | _view.session().get_signals(); | |
59 | ||
60 | QPainter painter(this); | |
61 | painter.setRenderHint(QPainter::Antialiasing); | |
62 | ||
63 | int offset = -_view.v_offset(); | |
64 | BOOST_FOREACH(const shared_ptr<Signal> s, sigs) | |
65 | { | |
66 | assert(s); | |
67 | ||
a29bb7fb JH |
68 | const QRect signal_heading_rect( |
69 | 0, offset, w, View::SignalHeight); | |
70 | ||
71 | s->paint_label(painter, signal_heading_rect, | |
ed6f0f4f | 72 | s->pt_in_label_rect(signal_heading_rect, _mouse_point)); |
1d8dca91 JH |
73 | |
74 | offset += View::SignalHeight; | |
75 | } | |
76 | ||
77 | painter.end(); | |
78 | } | |
79 | ||
a29bb7fb JH |
80 | void Header::mouseMoveEvent(QMouseEvent *event) |
81 | { | |
82 | assert(event); | |
83 | _mouse_point = event->pos(); | |
84 | update(); | |
85 | } | |
86 | ||
87 | void Header::leaveEvent(QEvent *event) | |
88 | { | |
89 | _mouse_point = QPoint(-1, -1); | |
90 | update(); | |
91 | } | |
92 | ||
49f8ff3f JH |
93 | void Header::contextMenuEvent(QContextMenuEvent *event) |
94 | { | |
95 | const int w = width(); | |
96 | const vector< shared_ptr<Signal> > &sigs = | |
97 | _view.session().get_signals(); | |
98 | ||
99 | int offset = -_view.v_offset(); | |
100 | BOOST_FOREACH(const shared_ptr<Signal> s, sigs) | |
101 | { | |
102 | assert(s); | |
103 | ||
104 | const QRect signal_heading_rect( | |
105 | 0, offset, w, View::SignalHeight); | |
106 | ||
107 | if(s->pt_in_label_rect(signal_heading_rect, _mouse_point)) { | |
108 | QMenu menu(this); | |
109 | menu.addAction(_action_set_name); | |
110 | ||
111 | _context_signal = s; | |
112 | menu.exec(event->globalPos()); | |
113 | _context_signal.reset(); | |
114 | ||
115 | break; | |
116 | } | |
117 | ||
118 | offset += View::SignalHeight; | |
119 | } | |
120 | } | |
121 | ||
122 | void Header::on_action_set_name_triggered() | |
123 | { | |
124 | boost::shared_ptr<Signal> context_signal = _context_signal; | |
125 | if(!context_signal) | |
126 | return; | |
127 | ||
128 | const QString new_label = QInputDialog::getText(this, tr("Set Name"), | |
129 | tr("Name"), QLineEdit::Normal, context_signal->get_name()); | |
130 | ||
131 | if(!new_label.isEmpty()) | |
132 | context_signal->set_name(new_label); | |
133 | } | |
134 | ||
1d8dca91 JH |
135 | } // namespace view |
136 | } // namespace pv |