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Diffstat (limited to 'src/common/common/qflags.h')
-rw-r--r-- | src/common/common/qflags.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/common/common/qflags.h b/src/common/common/qflags.h new file mode 100644 index 0000000..4858ce4 --- /dev/null +++ b/src/common/common/qflags.h @@ -0,0 +1,81 @@ +/**************************************************************************** +** +** Copyright (C) 1992-2005 Trolltech AS. All rights reserved. +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** This file may be used under the terms of the GNU General Public +** License version 2.0 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 GNU +** General Public Licensing requirements will be met: +** http://www.trolltech.com/products/qt/opensource.html +** +** If you are unsure which license is appropriate for your use, please +** review the following information: +** http://www.trolltech.com/products/qt/licensing.html or contact the +** sales department at sales@trolltech.com. +** +** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE +** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. +** +****************************************************************************/ +#ifndef QFLAGS_H +#define QFLAGS_H + +#include <qglobal.h> + +class QFlag +{ + int i; +public: + inline QFlag(int i); + inline operator int() const { return i; } +}; + +inline QFlag::QFlag(int ai) : i(ai) {} + +template<typename Enum> +class QFlags +{ + typedef void **Zero; + int i; +public: + typedef Enum enum_type; + inline QFlags(const QFlags &f) : i(f.i) {} + inline QFlags(Enum f) : i(f) {} + inline QFlags(Zero = 0) : i(0) {} + inline QFlags(QFlag f) : i(f) {} + + inline QFlags &operator=(const QFlags &f) { i = f.i; return *this; } + inline QFlags &operator&=(int mask) { i &= mask; return *this; } + inline QFlags &operator&=(uint mask) { i &= mask; return *this; } + inline QFlags &operator|=(QFlags f) { i |= f.i; return *this; } + inline QFlags &operator|=(Enum f) { i |= f; return *this; } + inline QFlags &operator^=(QFlags f) { i ^= f.i; return *this; } + inline QFlags &operator^=(Enum f) { i ^= f; return *this; } + + + inline operator int() const { return i;} + + inline QFlags operator|(QFlags f) const { QFlags g; g.i = i | f.i; return g; } + inline QFlags operator|(Enum f) const { QFlags g; g.i = i | f; return g; } + inline QFlags operator^(QFlags f) const { QFlags g; g.i = i ^ f.i; return g; } + inline QFlags operator^(Enum f) const { QFlags g; g.i = i ^ f; return g; } + inline QFlags operator&(int mask) const { QFlags g; g.i = i & mask; return g; } + inline QFlags operator&(uint mask) const { QFlags g; g.i = i & mask; return g; } + inline QFlags operator&(Enum f) const { QFlags g; g.i = i & f; return g; } + inline QFlags operator~() const { QFlags g; g.i = ~i; return g; } + + inline bool operator!() const { return !i; } +}; + +#define Q_DECLARE_FLAGS(Flags, Enum)\ +typedef QFlags<Enum> Flags; +#define Q_DECLARE_OPERATORS_FOR_FLAGS(Flags) \ +inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, Flags::enum_type f2) \ +{ return QFlags<Flags::enum_type>(f1) | f2; } \ +inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, QFlags<Flags::enum_type> f2) \ +{ return f2 | f1; } + +#endif |