diff options
Diffstat (limited to 'src/gui/embedded/qkbddriverfactory_qws.cpp')
| -rw-r--r-- | src/gui/embedded/qkbddriverfactory_qws.cpp | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/src/gui/embedded/qkbddriverfactory_qws.cpp b/src/gui/embedded/qkbddriverfactory_qws.cpp new file mode 100644 index 0000000000..45825e52ea --- /dev/null +++ b/src/gui/embedded/qkbddriverfactory_qws.cpp @@ -0,0 +1,187 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qkbddriverfactory_qws.h" + +#ifndef QT_NO_QWS_KEYBOARD + +#include "qapplication.h" +#include "qkbdtty_qws.h" +#include "qkbdlinuxinput_qws.h" +#include "qkbdum_qws.h" +#include "qkbdvfb_qws.h" +#include "qkbdqnx_qws.h" +#include "qkbdintegrity_qws.h" +#include <stdlib.h> +#include "private/qfactoryloader_p.h" +#include "qkbddriverplugin_qws.h" + +QT_BEGIN_NAMESPACE + +#if !defined(Q_OS_WIN32) || defined(QT_MAKEDLL) +#ifndef QT_NO_LIBRARY +Q_GLOBAL_STATIC_WITH_ARGS(QFactoryLoader, loader, + (QWSKeyboardHandlerFactoryInterface_iid, + QLatin1String("/kbddrivers"), Qt::CaseInsensitive)) + +#endif //QT_NO_LIBRARY +#endif //QT_MAKEDLL + +/*! + \class QKbdDriverFactory + \ingroup qws + + \brief The QKbdDriverFactory class creates keyboard drivers in + Qt for Embedded Linux. + + Note that this class is only available in \l{Qt for Embedded Linux}. + + QKbdDriverFactory is used to detect and instantiate the available + keyboard drivers, allowing \l{Qt for Embedded Linux} to load the preferred + driver into the server application at runtime. The create() + function returns a QWSKeyboardHandler object representing the + keyboard driver identified by a given key. The valid keys + (i.e. the supported drivers) can be retrieved using the keys() + function. + + \l{Qt for Embedded Linux} provides several built-in keyboard drivers. In + addition, custom keyboard drivers can be added using Qt's plugin + mechanism, i.e. by subclassing the QWSKeyboardHandler class and + creating a keyboard driver plugin (QKbdDriverPlugin). See the + \l{Qt for Embedded Linux Character Input}{character input} documentation + for details. + + \sa QWSKeyboardHandler, QKbdDriverPlugin +*/ + +/*! + Creates the keyboard driver specified by the given \a key, using + the display specified by the given \a device. + + Note that the keys are case-insensitive. + + \sa keys() +*/ +QWSKeyboardHandler *QKbdDriverFactory::create(const QString& key, const QString& device) +{ + QString driver = key.toLower(); +#if defined(Q_OS_QNX) && !defined(QT_NO_QWS_KBD_QNX) + if (driver == QLatin1String("qnx") || driver.isEmpty()) + return new QWSQnxKeyboardHandler(device); +#endif +#if defined(Q_OS_INTEGRITY) + if (driver == QLatin1String("integrity") || driver.isEmpty()) + return new QWSIntKeyboardHandler(device); +#endif +#ifndef QT_NO_QWS_KEYBOARD +# ifndef QT_NO_QWS_KBD_TTY + if (driver == QLatin1String("tty") || driver.isEmpty()) + return new QWSTtyKeyboardHandler(device); +# endif +# ifndef QT_NO_QWS_KBD_LINUXINPUT + if (driver == QLatin1String("linuxinput") || \ + driver == QLatin1String("usb") || \ + driver == QLatin1String("linuxis")) + return new QWSLinuxInputKeyboardHandler(device); +# endif +# ifndef QT_NO_QWS_KBD_UM + if (driver == QLatin1String("um") || driver == QLatin1String("qvfbkeyboard")) + return new QWSUmKeyboardHandler(device); +# endif +# ifndef QT_NO_QWS_KBD_QVFB + if (driver == QLatin1String("qvfbkbd") + || driver == QLatin1String("qvfbkeyboard") + || driver == QLatin1String("qvfb")) + return new QVFbKeyboardHandler(device); +# endif +#endif + +#if !defined(Q_OS_WIN32) || defined(QT_MAKEDLL) +#ifndef QT_NO_LIBRARY + if (QWSKeyboardHandlerFactoryInterface *factory = qobject_cast<QWSKeyboardHandlerFactoryInterface*>(loader()->instance(driver))) + return factory->create(driver, device); +#endif +#endif + return 0; +} + +/*! + Returns the list of valid keys, i.e. the available keyboard + drivers. + + \sa create() +*/ +QStringList QKbdDriverFactory::keys() +{ + QStringList list; + +#if defined(Q_OS_QNX) && !defined(QT_NO_QWS_KBD_QNX) + list << QLatin1String("QNX"); +#endif +#if defined(Q_OS_INTEGRITY) && !defined(QT_NO_QWS_KBD_INTEGRITY) + list << QLatin1String("INTEGRITY"); +#endif +#ifndef QT_NO_QWS_KBD_TTY + list << QLatin1String("TTY"); +#endif +#ifndef QT_NO_QWS_KBD_LINUXINPUT + list << QLatin1String("LinuxInput"); +#endif +#ifndef QT_NO_QWS_KBD_UM + list << QLatin1String("UM"); +#endif + +#if !defined(Q_OS_WIN32) || defined(QT_MAKEDLL) +#ifndef QT_NO_LIBRARY + QStringList plugins = loader()->keys(); + for (int i = 0; i < plugins.size(); ++i) { + if (!list.contains(plugins.at(i))) + list += plugins.at(i); + } +#endif //QT_NO_LIBRARY +#endif //QT_MAKEDLL + + return list; +} + +QT_END_NAMESPACE + +#endif // QT_NO_QWS_KEYBOARD |