Unity 8
globalshortcut.cpp
1 /*
2  * Copyright (C) 2015 Canonical, Ltd.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; version 3.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  */
16 
17 #include "globalshortcut.h"
18 #include "globalshortcutregistry.h"
19 
20 #include <QDebug>
21 #include <QQuickItem>
22 
23 Q_GLOBAL_STATIC(GlobalShortcutRegistry, registry)
24 
25 GlobalShortcut::GlobalShortcut(QQuickItem *parent)
26  : QQuickItem(parent)
27 {
28 }
29 
30 QVariant GlobalShortcut::shortcut() const
31 {
32  return m_shortcut;
33 }
34 
35 void GlobalShortcut::setShortcut(const QVariant &shortcut)
36 {
37  if (m_shortcut == shortcut)
38  return;
39 
40  m_shortcut = shortcut;
41  registry->addShortcut(shortcut, this);
42  Q_EMIT shortcutChanged(shortcut);
43 }
44 
45 bool GlobalShortcut::isActive() const
46 {
47  return m_active;
48 }
49 
50 void GlobalShortcut::setActive(bool active)
51 {
52  if (m_active == active)
53  return;
54 
55  m_active = active;
56  Q_EMIT activeChanged(active);
57 }
58 
59 void GlobalShortcut::componentComplete()
60 {
61  connect(this, &QQuickItem::windowChanged, this, &GlobalShortcut::setupFilterOnWindow);
62 }
63 
64 void GlobalShortcut::keyPressEvent(QKeyEvent * event)
65 {
66  Q_UNUSED(event)
67  if (m_active) {
68  Q_EMIT triggered(m_shortcut.toString());
69  }
70 }
71 
72 void GlobalShortcut::setupFilterOnWindow(QQuickWindow *window)
73 {
74  if (!window) {
75 // qWarning() << Q_FUNC_INFO << "Failed to setup filter on window";
76  return;
77  }
78 
79  registry->setupFilterOnWindow((qulonglong) window->winId());
80 }
The GlobalShortcutRegistry class.
void triggered(const QString &shortcut)
The GlobalShortcut class.
QVariant shortcut