include/wx/generic/gridsel.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/generic/gridsel.h
   3 // Purpose:     wxGridSelection
   4 // Author:      Stefan Neis
   5 // Modified by:
   6 // Created:     20/02/2000
   7 // RCS-ID:      $$
   8 // Copyright:   (c) Stefan Neis
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_GENERIC_GRIDSEL_H_
  13 #define _WX_GENERIC_GRIDSEL_H_
  14
  15 #include "wx/defs.h"
  16
  17 #if wxUSE_GRID
  18
  19 #include "wx/grid.h"
  20
  21 class WXDLLIMPEXP_ADV wxGridSelection
  22 {
  23 public:
  24     wxGridSelection(wxGrid *grid,
  25                     wxGrid::wxGridSelectionModes sel = wxGrid::wxGridSelectCells);
  26
  27     bool IsSelection();
  28     bool IsInSelection(int row, int col);
  29     bool IsInSelection(const wxGridCellCoords& coords)
  30     {
  31         return IsInSelection(coords.GetRow(), coords.GetCol());
  32     }
  33
  34     void SetSelectionMode(wxGrid::wxGridSelectionModes selmode);
  35     wxGrid::wxGridSelectionModes GetSelectionMode() { return m_selectionMode; }
  36     void SelectRow(int row, const wxKeyboardState& kbd = wxKeyboardState());
  37     void SelectCol(int col, const wxKeyboardState& kbd = wxKeyboardState());
  38     void SelectBlock(int topRow, int leftCol,
  39                      int bottomRow, int rightCol,
  40                      const wxKeyboardState& kbd = wxKeyboardState(),
  41                      bool sendEvent = true );
  42     void SelectBlock(const wxGridCellCoords& topLeft,
  43                      const wxGridCellCoords& bottomRight,
  44                      const wxKeyboardState& kbd = wxKeyboardState(),
  45                      bool sendEvent = true )
  46     {
  47         SelectBlock(topLeft.GetRow(), topLeft.GetCol(),
  48                     bottomRight.GetRow(), bottomRight.GetCol(),
  49                     kbd, sendEvent);
  50     }
  51
  52     void SelectCell(int row, int col,
  53                     const wxKeyboardState& kbd = wxKeyboardState(),
  54                     bool sendEvent = true);
  55     void SelectCell(const wxGridCellCoords& coords,
  56                     const wxKeyboardState& kbd = wxKeyboardState(),
  57                     bool sendEvent = true)
  58     {
  59         SelectCell(coords.GetRow(), coords.GetCol(), kbd, sendEvent);
  60     }
  61
  62     void ToggleCellSelection(int row, int col,
  63                              const wxKeyboardState& kbd = wxKeyboardState());
  64     void ToggleCellSelection(const wxGridCellCoords& coords,
  65                              const wxKeyboardState& kbd = wxKeyboardState())
  66     {
  67         ToggleCellSelection(coords.GetRow(), coords.GetCol(), kbd);
  68     }
  69
  70     void ClearSelection();
  71
  72     void UpdateRows( size_t pos, int numRows );
  73     void UpdateCols( size_t pos, int numCols );
  74
  75 private:
  76     int BlockContain( int topRow1, int leftCol1,
  77                        int bottomRow1, int rightCol1,
  78                        int topRow2, int leftCol2,
  79                        int bottomRow2, int rightCol2 );
  80       // returns 1, if Block1 contains Block2,
  81       //        -1, if Block2 contains Block1,
  82       //         0, otherwise
  83
  84     int BlockContainsCell( int topRow, int leftCol,
  85                            int bottomRow, int rightCol,
  86                            int row, int col )
  87       // returns 1, if Block contains Cell,
  88       //         0, otherwise
  89     {
  90         return ( topRow <= row && row <= bottomRow &&
  91                  leftCol <= col && col <= rightCol );
  92     }
  93
  94     void SelectBlockNoEvent(int topRow, int leftCol,
  95                             int bottomRow, int rightCol)
  96     {
  97         SelectBlock(topRow, leftCol, bottomRow, rightCol,
  98                     wxKeyboardState(), false);
  99     }
 100
 101     wxGridCellCoordsArray               m_cellSelection;
 102     wxGridCellCoordsArray               m_blockSelectionTopLeft;
 103     wxGridCellCoordsArray               m_blockSelectionBottomRight;
 104     wxArrayInt                          m_rowSelection;
 105     wxArrayInt                          m_colSelection;
 106
 107     wxGrid                              *m_grid;
 108     wxGrid::wxGridSelectionModes        m_selectionMode;
 109
 110     friend class WXDLLIMPEXP_FWD_ADV wxGrid;
 111
 112     DECLARE_NO_COPY_CLASS(wxGridSelection)
 113 };
 114
 115 #endif  // wxUSE_GRID
 116 #endif  // _WX_GENERIC_GRIDSEL_H_