diff options
Diffstat (limited to 'examples/script/marshal')
-rw-r--r-- | examples/script/marshal/main.cpp | 106 | ||||
-rw-r--r-- | examples/script/marshal/marshal.pro | 11 |
2 files changed, 117 insertions, 0 deletions
diff --git a/examples/script/marshal/main.cpp b/examples/script/marshal/main.cpp new file mode 100644 index 0000000..e5dbdde --- /dev/null +++ b/examples/script/marshal/main.cpp @@ -0,0 +1,106 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtCore> +#include <QtScript> + +template <class Container> +QScriptValue toScriptValue(QScriptEngine *eng, const Container &cont) +{ + QScriptValue a = eng->newArray(); + typename Container::const_iterator begin = cont.begin(); + typename Container::const_iterator end = cont.end(); + typename Container::const_iterator it; + for (it = begin; it != end; ++it) + a.setProperty(quint32(it - begin), qScriptValueFromValue(eng, *it)); + return a; +} + +template <class Container> +void fromScriptValue(const QScriptValue &value, Container &cont) +{ + quint32 len = value.property("length").toUInt32(); + for (quint32 i = 0; i < len; ++i) { + QScriptValue item = value.property(i); + typedef typename Container::value_type ContainerValue; + cont.push_back(qscriptvalue_cast<ContainerValue>(item)); + } +} + +typedef QVector<int> IntVector; +typedef QVector<QString> StringVector; + +Q_DECLARE_METATYPE(IntVector) +Q_DECLARE_METATYPE(StringVector) + +int main(int argc, char *argv[]) +{ + QCoreApplication app(argc, argv); + + QScriptEngine eng; + // register our custom types + qScriptRegisterMetaType<IntVector>(&eng, toScriptValue, fromScriptValue); + qScriptRegisterMetaType<StringVector>(&eng, toScriptValue, fromScriptValue); + + QScriptValue val = eng.evaluate("[1, 4, 7, 11, 50, 3, 19, 60]"); + + fprintf(stdout, "Script array: %s\n", qPrintable(val.toString())); + + IntVector iv = qscriptvalue_cast<IntVector>(val); + + fprintf(stdout, "qscriptvalue_cast to QVector<int>: "); + for (int i = 0; i < iv.size(); ++i) + fprintf(stdout, "%s%d", (i > 0) ? "," : "", iv.at(i)); + fprintf(stdout, "\n"); + + val = eng.evaluate("[9, 'foo', 46.5, 'bar', 'Qt', 555, 'hello']"); + + fprintf(stdout, "Script array: %s\n", qPrintable(val.toString())); + + StringVector sv = qscriptvalue_cast<StringVector>(val); + + fprintf(stdout, "qscriptvalue_cast to QVector<QString>: "); + for (int i = 0; i < sv.size(); ++i) + fprintf(stdout, "%s%s", (i > 0) ? "," : "", qPrintable(sv.at(i))); + fprintf(stdout, "\n"); + + return 0; +} diff --git a/examples/script/marshal/marshal.pro b/examples/script/marshal/marshal.pro new file mode 100644 index 0000000..69fc578 --- /dev/null +++ b/examples/script/marshal/marshal.pro @@ -0,0 +1,11 @@ +QT = core script +CONFIG += console +SOURCES += main.cpp + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/script/marshal +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS marshal.pro +sources.path = $$[QT_INSTALL_EXAMPLES]/script/marshal +INSTALLS += target sources + +include($$QT_SOURCE_TREE/examples/examplebase.pri) |