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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_MARGINWIDGET_H | |
22 | #define PULSEVIEW_PV_MARGINWIDGET_H | |
23 | ||
24 | #include <memory> | |
25 | ||
26 | #include <QPoint> | |
27 | ||
28 | #include "viewwidget.hpp" | |
29 | ||
30 | namespace pv { | |
31 | namespace view { | |
32 | ||
33 | class ViewItem; | |
34 | ||
35 | class MarginWidget : public ViewWidget | |
36 | { | |
37 | Q_OBJECT | |
38 | ||
39 | public: | |
40 | MarginWidget(pv::view::View &parent); | |
41 | ||
42 | /** | |
43 | * The extended area that the margin widget would like to be sized to. | |
44 | * @remarks This area is the area specified by sizeHint, extended by | |
45 | * the area to overlap the viewport. | |
46 | */ | |
47 | virtual QSize extended_size_hint() const = 0; | |
48 | ||
49 | protected: | |
50 | /** | |
51 | * Indicates the event an a view item has been clicked. | |
52 | * @param item the view item that has been clicked. | |
53 | */ | |
54 | virtual void item_clicked( | |
55 | const std::shared_ptr<pv::view::ViewItem> &item); | |
56 | ||
57 | /** | |
58 | * Shows the popup of a the specified @c ViewItem . | |
59 | * @param item The item to show the popup for. | |
60 | */ | |
61 | void show_popup(const std::shared_ptr<ViewItem> &item); | |
62 | ||
63 | protected: | |
64 | virtual void contextMenuEvent(QContextMenuEvent *event); | |
65 | ||
66 | virtual void keyPressEvent(QKeyEvent *e); | |
67 | }; | |
68 | ||
69 | } // namespace view | |
70 | } // namespace pv | |
71 | ||
72 | #endif // PULSEVIEW_PV_MARGINWIDGET_H |