summaryrefslogtreecommitdiffstats
path: root/src/corelib/plugin/qsystemlibrary_p.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/corelib/plugin/qsystemlibrary_p.h')
-rw-r--r--src/corelib/plugin/qsystemlibrary_p.h110
1 files changed, 110 insertions, 0 deletions
diff --git a/src/corelib/plugin/qsystemlibrary_p.h b/src/corelib/plugin/qsystemlibrary_p.h
new file mode 100644
index 0000000000..f72df0082b
--- /dev/null
+++ b/src/corelib/plugin/qsystemlibrary_p.h
@@ -0,0 +1,110 @@
+/****************************************************************************
+**
+** 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 QtCore 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSYSTEMLIBRARY_P_H
+#define QSYSTEMLIBRARY_P_H
+
+#include <QtCore/qglobal.h>
+#ifdef Q_OS_WIN
+#include <qt_windows.h>
+#include <QtCore/qstring.h>
+
+QT_BEGIN_NAMESPACE
+
+class QSystemLibrary
+{
+public:
+ explicit QSystemLibrary(const QString &libraryName)
+ {
+ m_libraryName = libraryName;
+ m_handle = 0;
+ m_didLoad = false;
+ }
+
+ explicit QSystemLibrary(const wchar_t *libraryName)
+ {
+ m_libraryName = QString::fromWCharArray(libraryName);
+ m_handle = 0;
+ m_didLoad = false;
+ }
+
+ bool load(bool onlySystemDirectory = true)
+ {
+ m_handle = load((const wchar_t *)m_libraryName.utf16(), onlySystemDirectory);
+ m_didLoad = true;
+ return (m_handle != 0);
+ }
+
+ bool isLoaded()
+ {
+ return (m_handle != 0);
+ }
+
+ void *resolve(const char *symbol)
+ {
+ if (!m_didLoad)
+ load();
+ if (!m_handle)
+ return 0;
+#ifdef Q_OS_WINCE
+ return (void*)GetProcAddress(m_handle, (const wchar_t*)QString::fromLatin1(symbol).utf16());
+#else
+ return (void*)GetProcAddress(m_handle, symbol);
+#endif
+ }
+
+ static void *resolve(const QString &libraryName, const char *symbol)
+ {
+ return QSystemLibrary(libraryName).resolve(symbol);
+ }
+
+ static Q_CORE_EXPORT HINSTANCE load(const wchar_t *lpFileName, bool onlySystemDirectory = true);
+private:
+ HINSTANCE m_handle;
+ QString m_libraryName;
+ bool m_didLoad;
+};
+
+QT_END_NAMESPACE
+
+#endif //Q_OS_WIN
+
+#endif //QSYSTEMLIBRARY_P_H