Differential D8163 Diff 20401 helpers/virtualkeyboard/sni.cpp

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helpers/virtualkeyboard/sni.cpp

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		1		/********************************************************************
		2		KWin - the KDE window manager
		3		This file is part of the KDE project.
		4
		5		Copyright (C) 2017 Martin Flöser <mgraesslin@kde.org>
		6
		7		This program is free software; you can redistribute it and/or modify
		8		it under the terms of the GNU General Public License as published by
		9		the Free Software Foundation; either version 2 of the License, or
		10		(at your option) any later version.
		11
		12		This program is distributed in the hope that it will be useful,
		13		but WITHOUT ANY WARRANTY; without even the implied warranty of
		14		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		15		GNU General Public License for more details.
		16
		17		You should have received a copy of the GNU General Public License
		18		along with this program. If not, see <http://www.gnu.org/licenses/>.
		19		*********************************************************************/
		20		#include "sni.h"
		21
		22		#include <QDBusConnection>
		23		#include <QDBusMessage>
		24		#include <QDBusPendingReply>
		25
		26		#include <KLocalizedString>
		27		#include <KStatusNotifierItem>
		28
		29		static const QString s_service = QStringLiteral("org.kde.KWin");
		30		static const QString s_object = QStringLiteral("/VirtualKeyboard");
		31		static const QString s_interface = QStringLiteral("org.kde.kwin.VirtualKeyboard");
		32
		33		Sni::Sni(QObject *parent)
		34		: QObject(parent)
		35		, m_sni(new KStatusNotifierItem(QStringLiteral("kwin-virtual-keyboard"), this))
		36		{
		37		m_sni->setStandardActionsEnabled(false);
		38		m_sni->setCategory(KStatusNotifierItem::Hardware);
		39		m_sni->setStatus(KStatusNotifierItem::Passive);
		40		m_sni->setTitle(i18n("Virtual Keyboard"));
		41		connect(m_sni, &KStatusNotifierItem::activateRequested, this,
		42		[this] {
		43		const QString method = m_enabled ? QStringLiteral("disable") : QStringLiteral("enable");
		44		const QDBusMessage message = QDBusMessage::createMethodCall(s_service, s_object, s_interface, method);
		45		QDBusConnection::sessionBus().asyncCall(message);
		46		}
		47		);
		48		QDBusConnection::sessionBus().connect(s_service, s_object, s_interface, QStringLiteral("enabledChanged"), this, SLOT(updateEnabled()));
		49		updateEnabled();
		50		update();
		51		}
		52
		53		Sni::~Sni() = default;
		54
		55		void Sni::updateEnabled()
		56		{
		57		const QDBusMessage message = QDBusMessage::createMethodCall(s_service, s_object, s_interface, QStringLiteral("isEnabled"));
		58		const QDBusPendingReply<bool> reply = QDBusConnection::sessionBus().asyncCall(message);
		59
		60		QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher(reply, this);
		61		connect(watcher, &QDBusPendingCallWatcher::finished, this,
		62		[this](QDBusPendingCallWatcher *self) {
		63		QDBusPendingReply<bool> reply = *self;
		64		self->deleteLater();
		65		if (!reply.isValid()) {
		66		return;
		67		}
		68		const bool enabled = reply.value();
		69		if (m_enabled == enabled) {
		70		return;
		71		}
		72		m_enabled = enabled;
		73		update();
		74		}
		75		);
		76		}
		77
		78		void Sni::update()
		79		{
		80		if (m_enabled) {
		81		m_sni->setIconByName(QStringLiteral("input-keyboard-virtual-on"));
		82		m_sni->setToolTipTitle(i18n("Virtual Keyboard is enabled."));
		83		} else {
		84		m_sni->setIconByName(QStringLiteral("input-keyboard-virtual-off"));
		85		m_sni->setToolTipTitle(i18n("Virtual Keyboard is disabled."));
		86		}
		87		}