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