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