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Use template instead of macro to generate wxPropertyGridIterator class

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This commit is contained in:
Artur Wieczorek
2019-06-15 21:50:16 +02:00
parent 98c1b057e8
commit efefc97aac
1 changed files with 54 additions and 83 deletions
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137
include/wx/propgrid/propgridpagestate.h
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@@ -209,95 +209,66 @@ private:
wxPGProperty::FlagType m_parentExMask;
};
#define wxPG_IMPLEMENT_ITERATOR(CLASS, PROPERTY, STATE) \
CLASS( STATE* state, int flags = wxPG_ITERATE_DEFAULT, \
PROPERTY* property = NULL, int dir = 1 ) \
: wxPropertyGridIteratorBase() \
{ Init( (wxPropertyGridPageState*)state, flags, \
(wxPGProperty*)property, dir ); } \
CLASS( STATE* state, int flags, int startPos, int dir = 0 ) \
: wxPropertyGridIteratorBase() \
{ Init( (wxPropertyGridPageState*)state, flags, startPos, dir ); } \
CLASS() \
: wxPropertyGridIteratorBase() \
{ \
m_property = NULL; \
} \
CLASS( const CLASS& it ) \
: wxPropertyGridIteratorBase( ) \
{ \
Assign(it); \
} \
~CLASS() \
{ \
} \
const CLASS& operator=( const CLASS& it ) \
{ \
if (this != &it) \
Assign(it); \
return *this; \
} \
CLASS& operator++() { Next(); return *this; } \
CLASS operator++(int) { CLASS it=*this;Next();return it; } \
CLASS& operator--() { Prev(); return *this; } \
CLASS operator--(int) { CLASS it=*this;Prev();return it; } \
PROPERTY* operator *() const { return (PROPERTY*)m_property; } \
static PROPERTY* OneStep( STATE* state, \
int flags = wxPG_ITERATE_DEFAULT, \
PROPERTY* property = NULL, \
int dir = 1 ) \
{ \
CLASS it( state, flags, property, dir ); \
if ( property ) \
{ \
if ( dir == 1 ) it.Next(); \
else it.Prev(); \
} \
return *it; \
template <typename PROPERTY, typename STATE>
class WXDLLIMPEXP_PROPGRID wxPGIterator : public wxPropertyGridIteratorBase
{
public:
wxPGIterator(STATE* state, int flags = wxPG_ITERATE_DEFAULT,
PROPERTY* property = NULL, int dir = 1)
: wxPropertyGridIteratorBase()
{
Init((wxPropertyGridPageState*)state, flags, (wxPGProperty*)property, dir);
}
wxPGIterator(STATE* state, int flags, int startPos, int dir = 0)
: wxPropertyGridIteratorBase()
{
Init((wxPropertyGridPageState*)state, flags, startPos, dir);
}
wxPGIterator()
: wxPropertyGridIteratorBase()
{
m_property = NULL;
}
wxPGIterator(const wxPGIterator& it)
: wxPropertyGridIteratorBase()
{
Assign(it);
}
~wxPGIterator()
{
}
wxPGIterator& operator=(const wxPGIterator& it)
{
if ( this != &it )
Assign(it);
return *this;
}
wxPGIterator& operator++() { Next(); return *this; }
wxPGIterator operator++(int) { wxPGIterator it = *this; Next(); return it; }
wxPGIterator& operator--() { Prev(); return *this; }
wxPGIterator operator--(int) { wxPGIterator it = *this; Prev(); return it; }
PROPERTY* operator *() const { return (PROPERTY*)m_property; }
static PROPERTY* OneStep(STATE* state, int flags = wxPG_ITERATE_DEFAULT,
PROPERTY* property = NULL, int dir = 1)
{
wxPGIterator it(state, flags, property, dir);
if ( property )
{
if ( dir == 1 )
it.Next();
else
it.Prev();
}
return *it;
}
};
// Preferable way to iterate through contents of wxPropertyGrid,
// wxPropertyGridManager, and wxPropertyGridPage.
// See wxPropertyGridInterface::GetIterator() for more information about usage.
class WXDLLIMPEXP_PROPGRID
wxPropertyGridIterator : public wxPropertyGridIteratorBase
{
public:
wxPG_IMPLEMENT_ITERATOR(wxPropertyGridIterator,
wxPGProperty,
wxPropertyGridPageState)
protected:
};
// Const version of wxPropertyGridIterator.
class WXDLLIMPEXP_PROPGRID
wxPropertyGridConstIterator : public wxPropertyGridIteratorBase
{
public:
wxPG_IMPLEMENT_ITERATOR(wxPropertyGridConstIterator,
const wxPGProperty,
const wxPropertyGridPageState)
// Additional copy constructor.
wxPropertyGridConstIterator( const wxPropertyGridIterator& other )
{
Assign(other);
}
// Additional assignment operator.
const wxPropertyGridConstIterator& operator=( const wxPropertyGridIterator& it )
{
Assign(it);
return *this;
}
protected:
};
typedef wxPGIterator<wxPGProperty, wxPropertyGridPageState> wxPropertyGridIterator;
typedef wxPGIterator<const wxPGProperty, const wxPropertyGridPageState> wxPropertyGridConstIterator;
// -----------------------------------------------------------------------