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add const synonyms for wxGridTableBase::GetNumberRows/Cols(), using const_cast<> all the time is painful

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@55750 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2008-09-20 22:03:27 +00:00
parent dfa569f0f9
commit 77d2c45c38
2 changed files with 45 additions and 2 deletions
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13
include/wx/generic/grid.h
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@@ -903,8 +903,21 @@ public:
// You must override these functions in a derived table class
//
// return the number of rows and columns in this table
virtual int GetNumberRows() = 0;
virtual int GetNumberCols() = 0;
// the methods above are unfortunately non-const even though they should
// have been const -- but changing it now is not possible any longer as it
// would break the existing code overriding them, so instead we provide
// these const synonyms which can be used from const-correct code
int GetRowsCount() const
{ return wx_const_cast(wxGridTableBase *, this)->GetNumberRows(); }
int GetColsCount() const
{ return wx_const_cast(wxGridTableBase *, this)->GetNumberCols(); }
virtual bool IsEmptyCell( int row, int col ) = 0;
bool IsEmpty(const wxGridCellCoords& coord)