diff options
Diffstat (limited to 'vcl/unx/gtk3_kde5/kde5_filepicker_ipc.cxx')
| -rw-r--r-- | vcl/unx/gtk3_kde5/kde5_filepicker_ipc.cxx | 374 |
1 files changed, 374 insertions, 0 deletions
diff --git a/vcl/unx/gtk3_kde5/kde5_filepicker_ipc.cxx b/vcl/unx/gtk3_kde5/kde5_filepicker_ipc.cxx new file mode 100644 index 000000000..7f0bfff98 --- /dev/null +++ b/vcl/unx/gtk3_kde5/kde5_filepicker_ipc.cxx @@ -0,0 +1,374 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include "kde5_filepicker_ipc.hxx" + +#include <QUrl> +#include <QApplication> +#include <QDebug> + +#include <iostream> + +#include "kde5_filepicker.hxx" + +void readIpcArg(std::istream& stream, QString& string) +{ + const auto buffer = readIpcStringArg(stream); + string = QString::fromUtf8(buffer.data(), buffer.size()); +} + +void sendIpcArg(std::ostream& stream, const QString& string) +{ + const auto utf8 = string.toUtf8(); + sendIpcStringArg(stream, utf8.size(), utf8.data()); +} + +static void sendIpcArg(std::ostream& stream, const QStringList& list) +{ + stream << static_cast<uint32_t>(list.size()) << ' '; + for (const auto& entry : list) + { + sendIpcArg(stream, entry); + } +} + +static void readCommandArgs(Commands command, QList<QVariant>& args) +{ + switch (command) + { + case Commands::SetTitle: + { + QString title; + readIpcArgs(std::cin, title); + args.append(title); + break; + } + case Commands::SetWinId: + { + sal_uIntPtr winId = 0; + readIpcArgs(std::cin, winId); + QVariant aWinIdVariant; + aWinIdVariant.setValue(winId); + args.append(aWinIdVariant); + break; + } + case Commands::SetMultiSelectionMode: + { + bool multiSelection = false; + readIpcArgs(std::cin, multiSelection); + args.append(multiSelection); + break; + } + case Commands::SetDefaultName: + { + QString name; + readIpcArgs(std::cin, name); + args.append(name); + break; + } + case Commands::SetDisplayDirectory: + { + QString dir; + readIpcArgs(std::cin, dir); + args.append(dir); + break; + } + case Commands::AppendFilter: + { + QString title, filter; + readIpcArgs(std::cin, title, filter); + args.append(title); + args.append(filter); + break; + } + case Commands::SetCurrentFilter: + { + QString title; + readIpcArgs(std::cin, title); + args.append(title); + break; + } + case Commands::SetValue: + { + sal_Int16 controlId = 0; + sal_Int16 nControlAction = 0; + bool value = false; + readIpcArgs(std::cin, controlId, nControlAction, value); + args.append(controlId); + args.append(nControlAction); + args.append(value); + break; + } + case Commands::GetValue: + { + sal_Int16 controlId = 0; + sal_Int16 nControlAction = 0; + readIpcArgs(std::cin, controlId, nControlAction); + args.append(controlId); + args.append(nControlAction); + break; + } + case Commands::EnableControl: + { + sal_Int16 controlId = 0; + bool enabled = false; + readIpcArgs(std::cin, controlId, enabled); + args.append(controlId); + args.append(enabled); + break; + } + case Commands::SetLabel: + { + sal_Int16 controlId = 0; + QString label; + readIpcArgs(std::cin, controlId, label); + args.append(controlId); + args.append(label); + break; + } + case Commands::GetLabel: + { + sal_Int16 controlId = 0; + readIpcArgs(std::cin, controlId); + args.append(controlId); + break; + } + case Commands::AddCheckBox: + { + sal_Int16 controlId = 0; + bool hidden = false; + QString label; + readIpcArgs(std::cin, controlId, hidden, label); + args.append(controlId); + args.append(hidden); + args.append(label); + break; + } + case Commands::Initialize: + { + bool saveDialog = false; + readIpcArgs(std::cin, saveDialog); + args.append(saveDialog); + break; + } + default: + { + // no extra parameters/arguments + break; + } + }; +} + +static void readCommands(FilePickerIpc* ipc) +{ + while (!std::cin.eof()) + { + uint64_t messageId = 0; + Commands command; + readIpcArgs(std::cin, messageId, command); + + // retrieve additional command-specific arguments + QList<QVariant> args; + readCommandArgs(command, args); + + emit ipc->commandReceived(messageId, command, args); + + // stop processing once 'Quit' command has been sent + if (command == Commands::Quit) + { + return; + } + } +} + +FilePickerIpc::FilePickerIpc(KDE5FilePicker* filePicker, QObject* parent) + : QObject(parent) + , m_filePicker(filePicker) +{ + // required to be able to pass those via signal/slot + qRegisterMetaType<uint64_t>("uint64_t"); + qRegisterMetaType<Commands>("Commands"); + + connect(this, &FilePickerIpc::commandReceived, this, &FilePickerIpc::handleCommand); + + // read IPC commands and their args in a separate thread, so this does not block everything else; + // 'commandReceived' signal is emitted every time a command and its args have been read; + // thread will run until the filepicker process is terminated + m_ipcReaderThread = std::make_unique<std::thread>(readCommands, this); +} + +FilePickerIpc::~FilePickerIpc() +{ + // join thread that reads commands + m_ipcReaderThread->join(); +}; + +bool FilePickerIpc::handleCommand(uint64_t messageId, Commands command, QList<QVariant> args) +{ + switch (command) + { + case Commands::SetTitle: + { + QString title = args.takeFirst().toString(); + m_filePicker->setTitle(title); + return true; + } + case Commands::SetWinId: + { + sal_uIntPtr winId = args.takeFirst().value<sal_uIntPtr>(); + m_filePicker->setWinId(winId); + return true; + } + case Commands::Execute: + { + sendIpcArgs(std::cout, messageId, m_filePicker->execute()); + return true; + } + case Commands::SetMultiSelectionMode: + { + bool multiSelection = args.takeFirst().toBool(); + m_filePicker->setMultiSelectionMode(multiSelection); + return true; + } + case Commands::SetDefaultName: + { + QString name = args.takeFirst().toString(); + m_filePicker->setDefaultName(name); + return true; + } + case Commands::SetDisplayDirectory: + { + QString dir = args.takeFirst().toString(); + m_filePicker->setDisplayDirectory(dir); + return true; + } + case Commands::GetDisplayDirectory: + { + sendIpcArgs(std::cout, messageId, m_filePicker->getDisplayDirectory()); + return true; + } + case Commands::GetSelectedFiles: + { + QStringList files; + for (auto const& url_ : m_filePicker->getSelectedFiles()) + { + auto url = url_; + if (url.scheme() == QLatin1String("webdav") + || url.scheme() == QLatin1String("webdavs")) + { + // translate webdav and webdavs URLs into a format supported by LO + url.setScheme(QLatin1String("vnd.sun.star.") + url.scheme()); + } + else if (url.scheme() == QLatin1String("smb")) + { + // clear the user name - the GIO backend does not support this apparently + // when no username is available, it will ask for the password + url.setUserName({}); + } + files << url.toString(); + } + sendIpcArgs(std::cout, messageId, files); + return true; + } + case Commands::AppendFilter: + { + QString title = args.takeFirst().toString(); + QString filter = args.takeFirst().toString(); + m_filePicker->appendFilter(title, filter); + return true; + } + case Commands::SetCurrentFilter: + { + QString title = args.takeFirst().toString(); + m_filePicker->setCurrentFilter(title); + return true; + } + case Commands::GetCurrentFilter: + { + sendIpcArgs(std::cout, messageId, m_filePicker->getCurrentFilter()); + return true; + } + case Commands::SetValue: + { + sal_Int16 controlId = args.takeFirst().value<sal_Int16>(); + sal_Int16 nControlAction = args.takeFirst().value<sal_Int16>(); + bool value = args.takeFirst().toBool(); + m_filePicker->setValue(controlId, nControlAction, value); + return true; + } + case Commands::GetValue: + { + sal_Int16 controlId = args.takeFirst().value<sal_Int16>(); + sal_Int16 nControlAction = args.takeFirst().value<sal_Int16>(); + sendIpcArgs(std::cout, messageId, m_filePicker->getValue(controlId, nControlAction)); + return true; + } + case Commands::EnableControl: + { + sal_Int16 controlId = args.takeFirst().value<sal_Int16>(); + bool enabled = args.takeFirst().toBool(); + m_filePicker->enableControl(controlId, enabled); + return true; + } + case Commands::SetLabel: + { + sal_Int16 controlId = args.takeFirst().value<sal_Int16>(); + QString label = args.takeFirst().toString(); + m_filePicker->setLabel(controlId, label); + return true; + } + case Commands::GetLabel: + { + sal_Int16 controlId = args.takeFirst().value<sal_Int16>(); + sendIpcArgs(std::cout, messageId, m_filePicker->getLabel(controlId)); + return true; + } + case Commands::AddCheckBox: + { + sal_Int16 controlId = args.takeFirst().value<sal_Int16>(); + bool hidden = args.takeFirst().toBool(); + QString label = args.takeFirst().toString(); + m_filePicker->addCheckBox(controlId, label, hidden); + return true; + } + case Commands::Initialize: + { + bool saveDialog = args.takeFirst().toBool(); + m_filePicker->initialize(saveDialog); + return true; + } + case Commands::EnablePickFolderMode: + { + m_filePicker->enableFolderMode(); + return true; + } + case Commands::Quit: + { + QCoreApplication::quit(); + return false; + } + } + qWarning() << "unhandled command " << static_cast<uint16_t>(command); + QCoreApplication::exit(1); + return false; +} + +#include <kde5_filepicker_ipc.moc> + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |