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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2013 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_SELECTABLEITEM_H | |
22 | #define PULSEVIEW_PV_SELECTABLEITEM_H | |
23 | ||
24 | #include <list> | |
25 | ||
26 | #include <QPen> | |
27 | ||
28 | class QAction; | |
29 | class QMenu; | |
30 | class QWidget; | |
31 | ||
32 | namespace pv { | |
33 | ||
34 | namespace widgets { | |
35 | class Popup; | |
36 | } | |
37 | ||
38 | namespace view { | |
39 | ||
40 | class SelectableItem : public QObject | |
41 | { | |
42 | Q_OBJECT | |
43 | ||
44 | private: | |
45 | static const int HighlightRadius; | |
46 | ||
47 | public: | |
48 | SelectableItem(); | |
49 | ||
50 | public: | |
51 | /** | |
52 | * Returns true if the signal has been selected by the user. | |
53 | */ | |
54 | bool selected() const; | |
55 | ||
56 | /** | |
57 | * Selects or deselects the signal. | |
58 | */ | |
59 | void select(bool select = true); | |
60 | ||
61 | public: | |
62 | virtual QMenu* create_context_menu(QWidget *parent); | |
63 | ||
64 | virtual pv::widgets::Popup* create_popup(QWidget *parent) = 0; | |
65 | ||
66 | virtual void delete_pressed(); | |
67 | ||
68 | protected: | |
69 | static QPen highlight_pen(); | |
70 | ||
71 | protected: | |
72 | QWidget *_context_parent; | |
73 | ||
74 | private: | |
75 | bool _selected; | |
76 | }; | |
77 | ||
78 | } // namespace view | |
79 | } // namespace pv | |
80 | ||
81 | #endif // PULSEVIEW_PV_SELECTABLEITEM_H |