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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 <cassert> | |
21 | ||
22 | #include "popuptoolbutton.hpp" | |
23 | ||
24 | namespace pv { | |
25 | namespace widgets { | |
26 | ||
27 | PopupToolButton::PopupToolButton(QWidget *parent) : | |
28 | QToolButton(parent), | |
29 | popup_(nullptr) | |
30 | { | |
31 | connect(this, SIGNAL(clicked(bool)), this, SLOT(on_clicked(bool))); | |
32 | } | |
33 | ||
34 | Popup* PopupToolButton::popup() const | |
35 | { | |
36 | return popup_; | |
37 | } | |
38 | ||
39 | void PopupToolButton::set_popup(Popup *popup) | |
40 | { | |
41 | assert(popup); | |
42 | popup_ = popup; | |
43 | } | |
44 | ||
45 | void PopupToolButton::on_clicked(bool) | |
46 | { | |
47 | if (!popup_) | |
48 | return; | |
49 | ||
50 | const QRect r = rect(); | |
51 | popup_->set_position(mapToGlobal(QPoint((r.left() + r.right()) / 2, | |
52 | ((r.top() + r.bottom() * 3) / 4))), Popup::Bottom); | |
53 | popup_->show(); | |
54 | } | |
55 | ||
56 | } // namespace widgets | |
57 | } // namespace pv |