diff options
author | Matthew Vogt <matthew.vogt@nokia.com> | 2012-02-16 14:43:03 +1000 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2012-02-24 04:51:31 +0100 |
commit | b855240b782395f94315f43ea3e7e182299fac48 (patch) | |
tree | bc594c04449be8cd14cd0ab0bb72dafc2be0ffb2 /src/qml/qml/v8/qscriptisolate_p.h | |
parent | 6a42a6e0a9a1abdda0d07a5a20b4ac7e45348684 (diff) |
Rename QDeclarative symbols to QQuick and QQml
Symbols beginning with QDeclarative are already exported
by the quick1 module.
Users can apply the bin/rename-qtdeclarative-symbols.sh
script to modify client code using the previous names of the
renamed symbols.
Task-number: QTBUG-23737
Change-Id: Ifaa482663767634931e8711a8e9bf6e404859e66
Reviewed-by: Martin Jones <martin.jones@nokia.com>
Diffstat (limited to 'src/qml/qml/v8/qscriptisolate_p.h')
-rw-r--r-- | src/qml/qml/v8/qscriptisolate_p.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/qml/qml/v8/qscriptisolate_p.h b/src/qml/qml/v8/qscriptisolate_p.h new file mode 100644 index 0000000000..4afa74756f --- /dev/null +++ b/src/qml/qml/v8/qscriptisolate_p.h @@ -0,0 +1,71 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtScript module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL-ONLY$ +** GNU Lesser General Public License Usage +** 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. +** +** If you have questions regarding the use of this file, please contact +** us via http://www.qt-project.org/. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef APIPREAMBLE_P_H +#define APIPREAMBLE_P_H + +#include <private/qv8_p.h> +#include "qv8engine_p.h" + +QT_BEGIN_NAMESPACE + +/** + \internal + Class used to switch to the right isolate. It does the same thing as v8::Isolate::Scope but + it checks for a null engine. + \attention We decided to put context switching "up" which means that it should be as high + as possible on call stack. And it should be switched at most once per public API function call. +*/ +class QScriptIsolate { +public: + // OperationMode was introduced to reduce number of checking for a null engine pointer. If we + // know that given pointer is not null than we should pass NotNullEngine as constructor argument + // that would nicely remove checking on compilation time. + enum OperationMode {Default, NotNullEngine}; + inline QScriptIsolate(const QV8Engine *engine, const OperationMode mode = Default) + : m_engine(engine) + , m_mode(mode) + { + if (m_mode == NotNullEngine || m_engine) { + Q_ASSERT(m_engine); + m_engine->context()->Enter(); + } + } + + inline ~QScriptIsolate() + { + if (m_mode == NotNullEngine || m_engine) { + m_engine->context()->Exit(); + } + } + +private: + Q_DISABLE_COPY(QScriptIsolate); + const QV8Engine *m_engine; + const OperationMode m_mode; +}; + + +QT_END_NAMESPACE + +#endif // APIPREAMBLE_P_H |