X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ef316e23c9a67ab20180f3a07bd78476a6caa69a..90a77e64841dfcaf37103b6411987402739baa0b:/include/wx/generic/grid.h diff --git a/include/wx/generic/grid.h b/include/wx/generic/grid.h index b63f9b85e4..293b11ff84 100644 --- a/include/wx/generic/grid.h +++ b/include/wx/generic/grid.h @@ -51,6 +51,18 @@ extern WXDLLIMPEXP_DATA_ADV(const wxChar) wxGridNameStr[]; #define wxGRID_VALUE_TEXT wxGRID_VALUE_STRING #define wxGRID_VALUE_LONG wxGRID_VALUE_NUMBER +// magic constant which tells (to some functions) to automatically calculate +// the appropriate size +#define wxGRID_AUTOSIZE (-1) + +// many wxGrid methods work either with columns or rows, this enum is used for +// the parameter indicating which one should it be +enum wxGridDirection +{ + wxGRID_COLUMN, + wxGRID_ROW +}; + // ---------------------------------------------------------------------------- // forward declarations // ---------------------------------------------------------------------------- @@ -411,6 +423,8 @@ protected: wxTextCtrl *Text() const { return (wxTextCtrl *)m_control; } // parts of our virtual functions reused by the derived classes + void DoCreate(wxWindow* parent, wxWindowID id, wxEvtHandler* evtHandler, + long style = 0); void DoBeginEdit(const wxString& startValue); void DoReset(const wxString& startValue); @@ -1408,9 +1422,9 @@ public: // setAsMin is true, this optimal width will also be set as minimal width // for this column void AutoSizeColumn( int col, bool setAsMin = true ) - { AutoSizeColOrRow(col, setAsMin, true); } + { AutoSizeColOrRow(col, setAsMin, wxGRID_COLUMN); } void AutoSizeRow( int row, bool setAsMin = true ) - { AutoSizeColOrRow(row, setAsMin, false); } + { AutoSizeColOrRow(row, setAsMin, wxGRID_ROW); } // auto size all columns (very ineffective for big grids!) void AutoSizeColumns( bool setAsMin = true ) @@ -1423,6 +1437,10 @@ public: // and also set the grid size to just fit its contents void AutoSize(); + // Note for both AutoSizeRowLabelSize and AutoSizeColLabelSize: + // If col equals to wxGRID_AUTOSIZE value then function autosizes labels column + // instead of data column. Note that this operation may be slow for large + // tables. // autosize row height depending on label text void AutoSizeRowLabelSize( int row ); @@ -1770,6 +1788,9 @@ public: // overridden wxWindow methods virtual void Fit(); + // implementation only + void CancelMouseCapture(); + protected: virtual wxSize DoGetBestSize() const; @@ -1859,7 +1880,10 @@ protected: int SetOrCalcRowSizes(bool calcOnly, bool setAsMin = true); // common part of AutoSizeColumn/Row() - void AutoSizeColOrRow(int n, bool setAsMin, bool column /* or row? */); + void AutoSizeColOrRow(int n, bool setAsMin, wxGridDirection direction); + + // Calculate the minimum acceptable size for labels area + wxCoord CalcColOrRowLabelAreaMinSize(wxGridDirection direction); // if a column has a minimal width, it will be the value for it in this // hash table @@ -2003,6 +2027,46 @@ protected: DECLARE_NO_COPY_CLASS(wxGrid) }; +// ---------------------------------------------------------------------------- +// wxGridUpdateLocker prevents updates to a grid during its lifetime +// ---------------------------------------------------------------------------- + +class WXDLLIMPEXP_ADV wxGridUpdateLocker +{ +public: + // if the pointer is NULL, Create() can be called later + wxGridUpdateLocker(wxGrid *grid = NULL) + { + Init(grid); + } + + // can be called if ctor was used with a NULL pointer, must not be called + // more than once + void Create(wxGrid *grid) + { + wxASSERT_MSG( !m_grid, _T("shouldn't be called more than once") ); + + Init(grid); + } + + ~wxGridUpdateLocker() + { + if ( m_grid ) + m_grid->EndBatch(); + } + +private: + void Init(wxGrid *grid) + { + m_grid = grid; + if ( m_grid ) + m_grid->BeginBatch(); + } + + wxGrid *m_grid; + + DECLARE_NO_COPY_CLASS(wxGridUpdateLocker) +}; // ---------------------------------------------------------------------------- // Grid event class and event types @@ -2081,7 +2145,7 @@ public: return ControlDown(); #endif } - + virtual wxEvent *Clone() const { return new wxGridSizeEvent(*this); } protected: @@ -2138,7 +2202,7 @@ public: return ControlDown(); #endif } - + virtual wxEvent *Clone() const { return new wxGridRangeSelectEvent(*this); } protected: @@ -2173,7 +2237,7 @@ public: void SetRow(int row) { m_row = row; } void SetCol(int col) { m_col = col; } void SetControl(wxControl* ctrl) { m_ctrl = ctrl; } - + virtual wxEvent *Clone() const { return new wxGridEditorCreatedEvent(*this); } private: