kdeconnect-kde/plugins/clipboard/clipboardplugin.cpp
Colin Redman 7799973371 Clipboard sync on new connection
Summary: Added a timestamp to track clipboard changes, so when a new device connects it will sync the most recently updated clipboard to both devices.

Reviewers: #kde_connect, albertvaka

Reviewed By: #kde_connect, albertvaka

Subscribers: albertvaka, sredman, kdeconnect

Tags: #kde_connect

Differential Revision: https://phabricator.kde.org/D22584
2019-07-23 16:22:02 +02:00

78 lines
2.6 KiB
C++

/**
* Copyright 2013 Albert Vaca <albertvaka@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License or (at your option) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "clipboardplugin.h"
#include "clipboardlistener.h"
#include <KPluginFactory>
K_PLUGIN_CLASS_WITH_JSON(ClipboardPlugin, "kdeconnect_clipboard.json")
Q_LOGGING_CATEGORY(KDECONNECT_PLUGIN_CLIPBOARD, "kdeconnect.plugin.clipboard")
ClipboardPlugin::ClipboardPlugin(QObject* parent, const QVariantList& args)
: KdeConnectPlugin(parent, args)
{
connect(ClipboardListener::instance(), &ClipboardListener::clipboardChanged,
this, &ClipboardPlugin::propagateClipboard);
}
void ClipboardPlugin::connected()
{
sendConnectPacket();
}
void ClipboardPlugin::propagateClipboard(const QString& content)
{
NetworkPacket np(PACKET_TYPE_CLIPBOARD, {{QStringLiteral("content"), content}});
sendPacket(np);
}
void ClipboardPlugin::sendConnectPacket()
{
NetworkPacket np(PACKET_TYPE_CLIPBOARD_CONNECT, {
{QStringLiteral("content"), ClipboardListener::instance()->currentContent()},
{QStringLiteral("timestamp"), ClipboardListener::instance()->updateTimestamp()}
});
sendPacket(np);
}
bool ClipboardPlugin::receivePacket(const NetworkPacket& np)
{
QString content = np.get<QString>(QStringLiteral("content"));
if (np.type() == PACKET_TYPE_CLIPBOARD) {
ClipboardListener::instance()->setText(content);
return true;
} else if (np.type() == PACKET_TYPE_CLIPBOARD_CONNECT) {
qint64 packetTime = np.get<qint64>(QStringLiteral("timestamp"));
// If the packetTime is 0, it means the timestamp is unknown (so do nothing).
if (packetTime == 0 || packetTime < ClipboardListener::instance()->updateTimestamp()) {
return false;
}
ClipboardListener::instance()->setText(content);
return true;
}
return false;
}
#include "clipboardplugin.moc"