X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9c8046dded47cbd3e9b9c83051ba0530ac3b9491..35c2acd4a81a3b41ced9253f744a00e64de2a423:/include/wx/flags.h diff --git a/include/wx/flags.h b/include/wx/flags.h index 94c1e265d5..cd5b2e3dba 100644 --- a/include/wx/flags.h +++ b/include/wx/flags.h @@ -1,8 +1,8 @@ ///////////////////////////////////////////////////////////////////////////// // Name: wx/flags.h -// Purpose: a bitset suited for replacing the current style flags +// Purpose: a bitset suited for replacing the current style flags // Author: Stefan Csomor -// Modified by: +// Modified by: // Created: 27/07/03 // RCS-ID: $Id$ // Copyright: (c) 2003 Stefan Csomor @@ -16,148 +16,154 @@ #pragma interface "flags.h" #endif -#include - -// wxFlags should be applied to an enum, then this can be used like +// wxBitset should be applied to an enum, then this can be used like // bitwise operators but keeps the type safety and information, the // enums must be in a sequence , their value determines the bit position // that they represent -// The api is made as close as possible to +// The api is made as close as possible to -template class wxFlags +template class wxBitset { - friend class wxEnumData ; + friend class wxEnumData ; public: - // creates a wxFlags<> object with all flags initialized to 0 - wxFlags() { m_data = 0; } + // creates a wxBitset<> object with all flags initialized to 0 + wxBitset() { m_data = 0; } - // created a wxFlags<> object initialized according to the bits of the + // created a wxBitset<> object initialized according to the bits of the // integral value val - wxFlags(unsigned long val) { m_data = val ; } + wxBitset(unsigned long val) { m_data = val ; } - // copies the content in the new wxFlags<> object from another one - wxFlags(const wxFlags &src) { m_data = src.m_data; } + // copies the content in the new wxBitset<> object from another one + wxBitset(const wxBitset &src) { m_data = src.m_data; } - // creates a wxFlags<> object that has the specific flag set - wxFlags(const T el) { m_data |= 1 << el; } + // creates a wxBitset<> object that has the specific flag set + wxBitset(const T el) { m_data |= 1 << el; } // returns the integral value that the bits of this object represent unsigned long to_ulong() const { return m_data ; } // assignment - wxFlags &operator =(const wxFlags &rhs) + wxBitset &operator =(const wxBitset &rhs) { - m_data = rhs.m_data; - return *this; + m_data = rhs.m_data; + return *this; } // bitwise or operator, sets all bits that are in rhs and leaves // the rest unchanged - wxFlags &operator |=(const wxFlags &rhs) + wxBitset &operator |=(const wxBitset &rhs) { - m_data |= rhs.m_data; - return *this; + m_data |= rhs.m_data; + return *this; } // bitwsie exclusive-or operator, toggles the value of all bits // that are set in bits and leaves all others unchanged - wxFlags &operator ^=(const wxFlags &rhs) // difference + wxBitset &operator ^=(const wxBitset &rhs) // difference { - m_data ^= rhs.m_data; - return *this; + m_data ^= rhs.m_data; + return *this; } // bitwise and operator, resets all bits that are not in rhs and leaves // all others unchanged - wxFlags &operator &=(const wxFlags &rhs) // intersection + wxBitset &operator &=(const wxBitset &rhs) // intersection { - m_data &= rhs.m_data; - return *this; + m_data &= rhs.m_data; + return *this; } - // bitwise or operator, returns a new bitset that has all bits set that set are in + // bitwise or operator, returns a new bitset that has all bits set that set are in // bitset2 or in this bitset - wxFlags operator |(const wxFlags &bitset2) const // union + wxBitset operator |(const wxBitset &bitset2) const // union { - wxFlags s; - s.m_data = m_data | bitset2.m_data; - return s; + wxBitset s; + s.m_data = m_data | bitset2.m_data; + return s; } - // bitwise exclusive-or operator, returns a new bitset that has all bits set that are set either in + // bitwise exclusive-or operator, returns a new bitset that has all bits set that are set either in // bitset2 or in this bitset but not in both - wxFlags operator ^(const wxFlags &bitset2) const // difference + wxBitset operator ^(const wxBitset &bitset2) const // difference { - wxFlags s; - s.m_data = m_data ^ bitset2.m_data; - return s; + wxBitset s; + s.m_data = m_data ^ bitset2.m_data; + return s; } - // bitwise and operator, returns a new bitset that has all bits set that are set both in + // bitwise and operator, returns a new bitset that has all bits set that are set both in // bitset2 and in this bitset - wxFlags operator &(const wxFlags &bitset2) const // intersection + wxBitset operator &(const wxBitset &bitset2) const // intersection { - wxFlags s; - s.m_data = m_data & bitset2.m_data; - return s; + wxBitset s; + s.m_data = m_data & bitset2.m_data; + return s; } // sets appropriate the bit to true - wxFlags& set(const T el) //Add element + wxBitset& set(const T el) //Add element { - m_data |= 1 << el; - return *this; + m_data |= 1 << el; + return *this; } - + // clears the appropriate flag to false - wxFlags& reset(const T el) //remove element + wxBitset& reset(const T el) //remove element { - m_data &= ~(1 << el); - return *this; + m_data &= ~(1 << el); + return *this; } // clear all flags - wxFlags& reset() + wxBitset& reset() { - m_data = 0; - return *this; + m_data = 0; + return *this; } // true if this flag is set bool test(const T el) const { - return (m_data & (1 << el)) ? true : false; + return (m_data & (1 << el)) ? true : false; } // true if no flag is set bool none() const { - return m_data == 0; + return m_data == 0; } // true if any flag is set bool any() const { - return m_data != 0; + return m_data != 0; } // true if both have the same flags - bool operator ==(const wxFlags &rhs) const + bool operator ==(const wxBitset &rhs) const { - return m_data == rhs.m_data; + return m_data == rhs.m_data; } // true if both differ in their flags set - bool operator !=(const wxFlags &rhs) const + bool operator !=(const wxBitset &rhs) const { - return !operator==(rhs); + return !operator==(rhs); } bool operator[] (const T el) const { return test(el) ; } private : - unsigned long m_data; + unsigned long m_data; }; +#define WX_DEFINE_FLAGS( flags ) \ + class WXDLLEXPORT flags \ + {\ + public : \ + flags(long data=0) :m_data(data) {} \ + long m_data ;\ + bool operator ==(const flags &rhs) const { return m_data == rhs.m_data; }\ + } ; #endif