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Diffstat (limited to 'src/qml/jsruntime/qv4jscall.cpp')
-rw-r--r-- | src/qml/jsruntime/qv4jscall.cpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/qml/jsruntime/qv4jscall.cpp b/src/qml/jsruntime/qv4jscall.cpp new file mode 100644 index 0000000000..ce91248f80 --- /dev/null +++ b/src/qml/jsruntime/qv4jscall.cpp @@ -0,0 +1,81 @@ +/**************************************************************************** +** +** Copyright (C) 2021 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQml module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qv4jscall_p.h" + +#include <private/qqmlengine_p.h> +#include <private/qv4qobjectwrapper_p.h> + +QT_BEGIN_NAMESPACE + +/*! \internal + + Sets the arguments of JSCallData from type erased \a args based on type + information provided by \a types + */ +void QV4::populateJSCallArguments(QQmlEnginePrivate *ep, ExecutionEngine *v4, JSCallData &jsCall, + void **args, int *types) +{ + const int argCount = types ? types[0] : 0; + for (int ii = 0; ii < argCount; ++ii) { + int type = types[ii + 1]; + //### ideally we would use metaTypeToJS, however it currently gives different results + // for several cases (such as QVariant type and QObject-derived types) + // args[ii] = v4->metaTypeToJS(type, args[ii + 1]); + if (type == qMetaTypeId<QJSValue>()) { + jsCall.args[ii] = QJSValuePrivate::convertToReturnedValue( + v4, *reinterpret_cast<QJSValue *>(args[ii + 1])); + } else if (type == QMetaType::QVariant) { + jsCall.args[ii] = v4->fromVariant(*((QVariant *)args[ii + 1])); + } else if (type == QMetaType::Int) { + //### optimization. Can go away if we switch to metaTypeToJS, or be expanded otherwise + jsCall.args[ii] = QV4::Value::fromInt32(*reinterpret_cast<const int *>(args[ii + 1])); + } else if (ep->isQObject(type)) { + if (!*reinterpret_cast<void *const *>(args[ii + 1])) + jsCall.args[ii] = QV4::Value::nullValue(); + else + jsCall.args[ii] = QV4::QObjectWrapper::wrap( + v4, *reinterpret_cast<QObject *const *>(args[ii + 1])); + } else { + jsCall.args[ii] = v4->fromVariant(QVariant(QMetaType(type), args[ii + 1])); + } + } +} + +QT_END_NAMESPACE |