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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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include <QMenu> | |
21 | #include <QMouseEvent> | |
22 | ||
23 | #include "view.hpp" | |
24 | ||
25 | #include "marginwidget.hpp" | |
26 | ||
27 | #include <pv/widgets/popup.hpp> | |
28 | ||
29 | using std::shared_ptr; | |
30 | ||
31 | namespace pv { | |
32 | namespace views { | |
33 | namespace trace { | |
34 | ||
35 | MarginWidget::MarginWidget(View &parent) : | |
36 | ViewWidget(parent) | |
37 | { | |
38 | setAttribute(Qt::WA_NoSystemBackground, true); | |
39 | } | |
40 | ||
41 | void MarginWidget::item_clicked(const shared_ptr<ViewItem> &item) | |
42 | { | |
43 | if (item && item->enabled()) | |
44 | show_popup(item); | |
45 | } | |
46 | ||
47 | void MarginWidget::show_popup(const shared_ptr<ViewItem> &item) | |
48 | { | |
49 | pv::widgets::Popup *const p = item->create_popup(this); | |
50 | ||
51 | connect(p, SIGNAL(closed()), this, SLOT(on_popup_closed())); | |
52 | ||
53 | if (p) | |
54 | p->show(); | |
55 | } | |
56 | ||
57 | void MarginWidget::contextMenuEvent(QContextMenuEvent *event) | |
58 | { | |
59 | event->setAccepted(false); | |
60 | ||
61 | const shared_ptr<ViewItem> r = get_mouse_over_item(mouse_point_); | |
62 | if (!r) | |
63 | return; | |
64 | ||
65 | QMenu *menu = r->create_header_context_menu(this); | |
66 | if (menu) { | |
67 | event->setAccepted(true); | |
68 | menu->popup(event->globalPos()); | |
69 | } | |
70 | } | |
71 | ||
72 | void MarginWidget::keyPressEvent(QKeyEvent *event) | |
73 | { | |
74 | assert(event); | |
75 | ||
76 | if (event->key() == Qt::Key_Delete) { | |
77 | const auto items = this->items(); | |
78 | for (auto &i : items) | |
79 | if (i->selected()) | |
80 | i->delete_pressed(); | |
81 | } | |
82 | ||
83 | ViewWidget::keyPressEvent(event); | |
84 | } | |
85 | ||
86 | void MarginWidget::on_popup_closed() | |
87 | { | |
88 | bool cursor_above_widget = rect().contains(mapFromGlobal(QCursor::pos())); | |
89 | ||
90 | if (!cursor_above_widget) | |
91 | mouse_point_ = QPoint(INT_MIN, INT_MIN); | |
92 | ||
93 | update(); | |
94 | } | |
95 | ||
96 | ||
97 | } // namespace trace | |
98 | } // namespace views | |
99 | } // namespace pv |