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Replaced boost::shared_ptr with std::shared_ptr
[pulseview.git] / pv / view / header.h
1 /*
2  * This file is part of the PulseView project.
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 #ifndef PULSEVIEW_PV_VIEW_HEADER_H
22 #define PULSEVIEW_PV_VIEW_HEADER_H
23
24 #include <list>
25 #include <memory>
26 #include <utility>
27
28 #include "marginwidget.h"
29
30 namespace pv {
31 namespace view {
32
33 class Trace;
34 class View;
35
36 class Header : public MarginWidget
37 {
38         Q_OBJECT
39
40 private:
41         static const int Padding;
42
43 public:
44         Header(View &parent);
45
46         QSize sizeHint() const;
47
48 private:
49         std::shared_ptr<pv::view::Trace> get_mouse_over_trace(
50                 const QPoint &pt);
51
52         void clear_selection();
53
54 private:
55         void paintEvent(QPaintEvent *event);
56
57 private:
58         void mousePressEvent(QMouseEvent * event);
59
60         void mouseReleaseEvent(QMouseEvent *event);
61
62         void mouseMoveEvent(QMouseEvent *event);
63
64         void leaveEvent(QEvent *event);
65
66         void contextMenuEvent(QContextMenuEvent *event);
67
68         void keyPressEvent(QKeyEvent *e);
69
70 private slots:
71         void on_signals_changed();
72
73         void on_signals_moved();
74
75         void on_trace_changed();
76
77 signals:
78         void signals_moved();
79
80 private:
81         QPoint _mouse_point;
82         QPoint _mouse_down_point;
83         bool _dragging;
84
85         std::list<std::pair<std::weak_ptr<Trace>, int> >
86                 _drag_traces;
87 };
88
89 } // namespace view
90 } // namespace pv
91
92 #endif // PULSEVIEW_PV_VIEW_HEADER_H