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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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_HEADER_HPP | |
21 | #define PULSEVIEW_PV_VIEWS_TRACEVIEW_HEADER_HPP | |
22 | ||
23 | #include <list> | |
24 | #include <memory> | |
25 | #include <utility> | |
26 | ||
27 | #include "marginwidget.hpp" | |
28 | ||
29 | using std::shared_ptr; | |
30 | using std::vector; | |
31 | ||
32 | namespace pv { | |
33 | namespace views { | |
34 | namespace TraceView { | |
35 | ||
36 | class TraceTreeItem; | |
37 | class View; | |
38 | class ViewItem; | |
39 | ||
40 | class Header : public MarginWidget | |
41 | { | |
42 | Q_OBJECT | |
43 | ||
44 | private: | |
45 | static const int Padding; | |
46 | ||
47 | public: | |
48 | Header(View &parent); | |
49 | ||
50 | QSize sizeHint() const; | |
51 | ||
52 | /** | |
53 | * The extended area that the header widget would like to be sized to. | |
54 | * @remarks This area is the area specified by sizeHint, extended by | |
55 | * the area to overlap the viewport. | |
56 | */ | |
57 | QSize extended_size_hint() const; | |
58 | ||
59 | private: | |
60 | /** | |
61 | * Gets the row items. | |
62 | */ | |
63 | vector< shared_ptr<ViewItem> > items(); | |
64 | ||
65 | /** | |
66 | * Gets the first view item which has a label that contains @c pt . | |
67 | * @param pt the point to search with. | |
68 | * @return the view item that has been found, or and empty | |
69 | * @c shared_ptr if no item was found. | |
70 | */ | |
71 | shared_ptr<ViewItem> get_mouse_over_item(const QPoint &pt); | |
72 | ||
73 | private: | |
74 | void paintEvent(QPaintEvent *event); | |
75 | ||
76 | private: | |
77 | void contextMenuEvent(QContextMenuEvent *event); | |
78 | ||
79 | void keyPressEvent(QKeyEvent *event); | |
80 | ||
81 | private Q_SLOTS: | |
82 | void on_group(); | |
83 | ||
84 | void on_ungroup(); | |
85 | }; | |
86 | ||
87 | } // namespace TraceView | |
88 | } // namespace views | |
89 | } // namespace pv | |
90 | ||
91 | #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_HEADER_HPP |