Differential D14016 Diff 37485 kcms/touchpadx/src/kded/kded.cpp

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kcms/touchpadx/src/kded/kded.cpp

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1​/*
2​ * Copyright (C) 2013 Alexander Mezin <mezin.alexander@gmail.com>
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; either version 2 of the License, or
7​ * (at your option) any later version.
8​ *
9​ * This program is distributed in the hope that it will be useful,
10​ * but WITHOUT ANY WARRANTY; without even the implied warranty of
11​ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12​ * GNU General Public License for more details.
13​ *
14​ * You should have received a copy of the GNU General Public License
15​ * along with this program; if not, write to the Free Software
16​ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17​ */
18​
19​#include "kded.h"
20​
21​#include <QDebug>
22​#include <QDBusConnection>
23​#include <QDBusMessage>
24​#include <QDBusConnectionInterface>
25​#include <KNotification>
26​#include <KLocalizedString>
27​
28​#include "plugins.h"
29​#include "kdedactions.h"
30​
31​bool TouchpadDisabler::workingTouchpadFound() const
32​{
33​ return m_workingTouchpadFound;
34​}
35​
36​void TouchpadDisabler::serviceRegistered(const QString &service)
37​{
38​ if (!m_dependecies.removeWatchedService(service)) {
39​ return;
40​ }
41​
42​ if (m_dependecies.watchedServices().isEmpty()) {
43​ lateInit();
44​ }
45​}
46​
47​TouchpadDisabler::TouchpadDisabler(QObject *parent, const QVariantList &)
48​ : KDEDModule(parent), m_backend(TouchpadBackend::implementation()),
49​ m_userRequestedState(true), m_touchpadEnabled(true), m_workingTouchpadFound(false), m_keyboardActivity(false), m_mouse(false)
50​{
51​ if (!m_backend) {
52​ return;
53​ }
54​
55​ m_dependecies.addWatchedService("org.kde.plasmashell");
56​ m_dependecies.addWatchedService("org.kde.kglobalaccel");
57​ connect(&m_dependecies, SIGNAL(serviceRegistered(QString)),
58​ SLOT(serviceRegistered(QString)));
59​
60​ connect(m_backend, SIGNAL(mousesChanged()), SLOT(mousePlugged()));
61​ connect(m_backend, SIGNAL(keyboardActivityStarted()),
62​ SLOT(keyboardActivityStarted()));
63​ connect(m_backend, SIGNAL(keyboardActivityFinished()),
64​ SLOT(keyboardActivityFinished()));
65​ connect(m_backend, SIGNAL(touchpadStateChanged()),
66​ SLOT(updateCurrentState()));
67​
68​ connect(m_backend, SIGNAL(touchpadReset()), SLOT(handleReset()));
69​
70​ m_keyboardActivityTimeout.setSingleShot(true);
71​ connect(&m_keyboardActivityTimeout, SIGNAL(timeout()),
72​ SLOT(timerElapsed()));
73​
74​ updateCurrentState();
75​ m_userRequestedState = m_touchpadEnabled;
76​ reloadSettings();
77​
78​ m_dependecies.setWatchMode(QDBusServiceWatcher::WatchForRegistration);
79​ m_dependecies.setConnection(QDBusConnection::sessionBus());
80​ QDBusPendingCall async = QDBusConnection::sessionBus().interface()->asyncCall(QLatin1String("ListNames"));
81​ QDBusPendingCallWatcher *callWatcher = new QDBusPendingCallWatcher(async, this);
82​ connect(callWatcher, SIGNAL(finished(QDBusPendingCallWatcher*)),
83​ this, SLOT(serviceNameFetchFinished(QDBusPendingCallWatcher*)));
84​
85​
86​ QDBusConnection::systemBus().connect(QStringLiteral("org.freedesktop.login1"),
87​ QStringLiteral("/org/freedesktop/login1"),
88​ QStringLiteral("org.freedesktop.login1.Manager"),
89​ QStringLiteral("PrepareForSleep"),
90​ this,
91​ SLOT(onPrepareForSleep(bool)));
92​}
93​
94​void TouchpadDisabler::serviceNameFetchFinished(QDBusPendingCallWatcher *callWatcher)
95​{
96​ QDBusPendingReply<QStringList> reply = *callWatcher;
97​ callWatcher->deleteLater();
98​
99​ if (reply.isError() || reply.value().isEmpty()) {
100​ qWarning() << "Error: Couldn't get registered services list from session bus";
101​ return;
102​ }
103​
104​ QStringList allServices = reply.value();
105​ Q_FOREACH (const QString &service, m_dependecies.watchedServices()) {
106​ if (allServices.contains(service)) {
107​ serviceRegistered(service);
108​ }
109​ }
110​}
111​
112​bool TouchpadDisabler::isEnabled() const
113​{
114​ return m_touchpadEnabled;
115​}
116​
117​void TouchpadDisabler::updateCurrentState()
118​{
119​ updateWorkingTouchpadFound();
120​ if (!m_backend->isTouchpadAvailable()) {
121​ return;
122​ }
123​ bool newEnabled = m_backend->isTouchpadEnabled();
124​ if (newEnabled != m_touchpadEnabled) {
125​ m_touchpadEnabled = newEnabled;
126​ Q_EMIT enabledChanged(m_touchpadEnabled);
127​ }
128​}
129​
130​void TouchpadDisabler::toggle()
131​{
132​ m_userRequestedState = !m_touchpadEnabled;
133​ m_backend->setTouchpadEnabled(m_userRequestedState);
134​}
135​
136​void TouchpadDisabler::disable()
137​{
138​ m_userRequestedState = false;
139​ m_backend->setTouchpadEnabled(false);
140​}
141​
142​void TouchpadDisabler::enable()
143​{
144​ m_userRequestedState = true;
145​ m_backend->setTouchpadEnabled(true);
146​}
147​
148​void TouchpadDisabler::reloadSettings()
149​{
150​ m_settings.load();
151​ m_keyboardActivityTimeout.setInterval(
152​ m_settings.keyboardActivityTimeoutMs());
153​
154​ m_keyboardDisableState =
155​ m_settings.onlyDisableTapAndScrollOnKeyboardActivity() ?
156​ TouchpadBackend::TouchpadTapAndScrollDisabled :
157​ TouchpadBackend::TouchpadFullyDisabled;
158​
159​ mousePlugged();
160​
161​ m_backend->watchForEvents(m_settings.disableOnKeyboardActivity());
162​}
163​
164​void TouchpadDisabler::keyboardActivityStarted()
165​{
166​ if (m_keyboardActivity || !m_settings.disableOnKeyboardActivity()) {
167​ return;
168​ }
169​
170​ m_keyboardActivityTimeout.stop();
171​ m_keyboardActivity = true;
172​ m_backend->setTouchpadOff(m_keyboardDisableState);
173​}
174​
175​void TouchpadDisabler::keyboardActivityFinished()
176​{
177​ if (!m_keyboardActivity) {
178​ keyboardActivityStarted();
179​ }
180​ m_keyboardActivityTimeout.start();
181​}
182​
183​void TouchpadDisabler::timerElapsed()
184​{
185​ if (!m_keyboardActivity) {
186​ return;
187​ }
188​
189​ m_keyboardActivity = false;
190​ m_backend->setTouchpadOff(TouchpadBackend::TouchpadEnabled);
191​}
192​
193​void TouchpadDisabler::mousePlugged()
194​{
195​ if (!m_dependecies.watchedServices().isEmpty()) {
196​ return;
197​ }
198​
199​ bool pluggedIn = isMousePluggedIn();
200​ Q_EMIT mousePluggedInChanged(pluggedIn);
201​
202​ bool disable = pluggedIn && m_settings.disableWhenMousePluggedIn();
203​ if (m_mouse == disable) {
204​ return;
205​ }
206​ m_mouse = disable;
207​
208​ bool newState = disable ? false : m_userRequestedState;
209​ if (newState == m_touchpadEnabled) {
210​ return;
211​ }
212​
213​ // If the disable is caused by plugin mouse, show the message, otherwise it might
214​ // be user already disables touchpad themselves.
215​ if (!newState && disable) {
216​ showNotification("TouchpadDisabled",
217​ i18n("Touchpad was disabled because a mouse was plugged in"));
218​ }
219​ if (newState) {
220​ showNotification("TouchpadEnabled",
221​ i18n("Touchpad was enabled because the mouse was unplugged"));
222​ }
223​
224​ m_backend->setTouchpadEnabled(newState);
225​}
226​
227​void TouchpadDisabler::showNotification(const QString &name, const QString &text)
228​{
229​ KNotification::event(name, text, QPixmap(), //Icon is specified in .notifyrc
230​ 0,
231​ KNotification::CloseOnTimeout,
232​ "kcm_touchpad"); // this has to match the name of the .notifyrc file
233​ //TouchpadPluginFactory::componentData());
234​}
235​
236​bool TouchpadDisabler::isMousePluggedIn() const
237​{
238​ return !m_backend->listMouses(m_settings.mouseBlacklist()).isEmpty();
239​}
240​
241​void TouchpadDisabler::lateInit()
242​{
243​ TouchpadGlobalActions *actions = new TouchpadGlobalActions(false, this);
244​ connect(actions, &TouchpadGlobalActions::enableTriggered, this, [this] {
245​ enable();
246​ showOsd();
247​ });
248​ connect(actions, &TouchpadGlobalActions::disableTriggered, this, [this] {
249​ disable();
250​ showOsd();
251​ });
252​ connect(actions, &TouchpadGlobalActions::toggleTriggered, this, [this] {
253​ toggle();
254​ showOsd();
255​ });
256​
257​ updateCurrentState();
258​ mousePlugged();
259​}
260​
261​void touchpadApplySavedConfig();
262​
263​void TouchpadDisabler::handleReset()
264​{
265​ updateCurrentState();
266​ if (!m_workingTouchpadFound) {
267​ return;
268​ }
269​ touchpadApplySavedConfig();
270​ m_backend->setTouchpadEnabled(m_userRequestedState);
271​}
272​
273​void TouchpadDisabler::updateWorkingTouchpadFound()
274​{
275​ bool newWorkingTouchpadFound = m_backend && m_backend->isTouchpadAvailable();
276​ if (newWorkingTouchpadFound != m_workingTouchpadFound) {
277​ m_workingTouchpadFound = newWorkingTouchpadFound;
278​ Q_EMIT workingTouchpadFoundChanged(m_workingTouchpadFound);
279​ }
280​}
281​
282​void TouchpadDisabler::onPrepareForSleep(bool sleep)
283​{
284​ m_preparingForSleep = sleep;
285​}
286​
287​void TouchpadDisabler::showOsd()
288​{
289​ if (m_preparingForSleep) {
290​ return;
291​ }
292​
293​ QDBusMessage msg = QDBusMessage::createMethodCall(
294​ QStringLiteral("org.kde.plasmashell"),
295​ QStringLiteral("/org/kde/osdService"),
296​ QStringLiteral("org.kde.osdService"),
297​ QStringLiteral("touchpadEnabledChanged")
298​ );
299​
300​ msg.setArguments({m_backend->isTouchpadEnabled()});
301​
302​ QDBusConnection::sessionBus().asyncCall(msg);
303​}