include/wx/generic/gridctrl.h

   1 ///////////////////////////////////////////////////////////////////////////
   2 // Name:        generic/gridctrl.h
   3 // Purpose:     wxGrid controls
   4 // Author:      Paul Gammans, Roger Gammans
   5 // Modified by:
   6 // Created:     11/04/2001
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) The Computer Surgery (paul@compsurg.co.uk)
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_GENERIC_GRIDCTRL_H_
  13 #define _WX_GENERIC_GRIDCTRL_H_
  14
  15 #include "wx/grid.h"
  16
  17 #if wxUSE_GRID
  18
  19 #define wxGRID_VALUE_CHOICEINT    wxT("choiceint")
  20 #define wxGRID_VALUE_DATETIME     wxT("datetime")
  21
  22
  23 // the default renderer for the cells containing string data
  24 class WXDLLIMPEXP_ADV wxGridCellStringRenderer : public wxGridCellRenderer
  25 {
  26 public:
  27     // draw the string
  28     virtual void Draw(wxGrid& grid,
  29                       wxGridCellAttr& attr,
  30                       wxDC& dc,
  31                       const wxRect& rect,
  32                       int row, int col,
  33                       bool isSelected);
  34
  35     // return the string extent
  36     virtual wxSize GetBestSize(wxGrid& grid,
  37                                wxGridCellAttr& attr,
  38                                wxDC& dc,
  39                                int row, int col);
  40
  41     virtual wxGridCellRenderer *Clone() const
  42         { return new wxGridCellStringRenderer; }
  43
  44 protected:
  45     // set the text colours before drawing
  46     void SetTextColoursAndFont(const wxGrid& grid,
  47                                const wxGridCellAttr& attr,
  48                                wxDC& dc,
  49                                bool isSelected);
  50
  51     // calc the string extent for given string/font
  52     wxSize DoGetBestSize(const wxGridCellAttr& attr,
  53                          wxDC& dc,
  54                          const wxString& text);
  55 };
  56
  57 // the default renderer for the cells containing numeric (long) data
  58 class WXDLLIMPEXP_ADV wxGridCellNumberRenderer : public wxGridCellStringRenderer
  59 {
  60 public:
  61     // draw the string right aligned
  62     virtual void Draw(wxGrid& grid,
  63                       wxGridCellAttr& attr,
  64                       wxDC& dc,
  65                       const wxRect& rect,
  66                       int row, int col,
  67                       bool isSelected);
  68
  69     virtual wxSize GetBestSize(wxGrid& grid,
  70                                wxGridCellAttr& attr,
  71                                wxDC& dc,
  72                                int row, int col);
  73
  74     virtual wxGridCellRenderer *Clone() const
  75         { return new wxGridCellNumberRenderer; }
  76
  77 protected:
  78     wxString GetString(const wxGrid& grid, int row, int col);
  79 };
  80
  81 class WXDLLIMPEXP_ADV wxGridCellFloatRenderer : public wxGridCellStringRenderer
  82 {
  83 public:
  84     wxGridCellFloatRenderer(int width = -1, int precision = -1);
  85
  86     // get/change formatting parameters
  87     int GetWidth() const { return m_width; }
  88     void SetWidth(int width) { m_width = width; m_format.clear(); }
  89     int GetPrecision() const { return m_precision; }
  90     void SetPrecision(int precision) { m_precision = precision; m_format.clear(); }
  91
  92     // draw the string right aligned with given width/precision
  93     virtual void Draw(wxGrid& grid,
  94                       wxGridCellAttr& attr,
  95                       wxDC& dc,
  96                       const wxRect& rect,
  97                       int row, int col,
  98                       bool isSelected);
  99
 100     virtual wxSize GetBestSize(wxGrid& grid,
 101                                wxGridCellAttr& attr,
 102                                wxDC& dc,
 103                                int row, int col);
 104
 105     // parameters string format is "width[,precision]"
 106     virtual void SetParameters(const wxString& params);
 107
 108     virtual wxGridCellRenderer *Clone() const;
 109
 110 protected:
 111     wxString GetString(const wxGrid& grid, int row, int col);
 112
 113 private:
 114     // formatting parameters
 115     int m_width,
 116         m_precision;
 117
 118     wxString m_format;
 119 };
 120
 121 // renderer for boolean fields
 122 class WXDLLIMPEXP_ADV wxGridCellBoolRenderer : public wxGridCellRenderer
 123 {
 124 public:
 125     // draw a check mark or nothing
 126     virtual void Draw(wxGrid& grid,
 127                       wxGridCellAttr& attr,
 128                       wxDC& dc,
 129                       const wxRect& rect,
 130                       int row, int col,
 131                       bool isSelected);
 132
 133     // return the checkmark size
 134     virtual wxSize GetBestSize(wxGrid& grid,
 135                                wxGridCellAttr& attr,
 136                                wxDC& dc,
 137                                int row, int col);
 138
 139     virtual wxGridCellRenderer *Clone() const
 140         { return new wxGridCellBoolRenderer; }
 141
 142 private:
 143     static wxSize ms_sizeCheckMark;
 144 };
 145
 146
 147 #if wxUSE_DATETIME
 148
 149 #include "wx/datetime.h"
 150
 151 // the default renderer for the cells containing times and dates
 152 class WXDLLIMPEXP_ADV wxGridCellDateTimeRenderer : public wxGridCellStringRenderer
 153 {
 154 public:
 155     wxGridCellDateTimeRenderer(const wxString& outformat = wxDefaultDateTimeFormat,
 156                                const wxString& informat = wxDefaultDateTimeFormat);
 157
 158     // draw the string right aligned
 159     virtual void Draw(wxGrid& grid,
 160                       wxGridCellAttr& attr,
 161                       wxDC& dc,
 162                       const wxRect& rect,
 163                       int row, int col,
 164                       bool isSelected);
 165
 166     virtual wxSize GetBestSize(wxGrid& grid,
 167                                wxGridCellAttr& attr,
 168                                wxDC& dc,
 169                                int row, int col);
 170
 171     virtual wxGridCellRenderer *Clone() const;
 172
 173     // output strptime()-like format string
 174     virtual void SetParameters(const wxString& params);
 175
 176 protected:
 177     wxString GetString(const wxGrid& grid, int row, int col);
 178
 179     wxString m_iformat;
 180     wxString m_oformat;
 181     wxDateTime m_dateDef;
 182     wxDateTime::TimeZone m_tz;
 183 };
 184
 185 #endif // wxUSE_DATETIME
 186
 187 // renders a number using the corresponding text string
 188 class WXDLLIMPEXP_ADV wxGridCellEnumRenderer : public wxGridCellStringRenderer
 189 {
 190 public:
 191     wxGridCellEnumRenderer( const wxString& choices = wxEmptyString );
 192
 193     // draw the string right aligned
 194     virtual void Draw(wxGrid& grid,
 195                       wxGridCellAttr& attr,
 196                       wxDC& dc,
 197                       const wxRect& rect,
 198                       int row, int col,
 199                       bool isSelected);
 200
 201     virtual wxSize GetBestSize(wxGrid& grid,
 202                                wxGridCellAttr& attr,
 203                                wxDC& dc,
 204                                int row, int col);
 205
 206     virtual wxGridCellRenderer *Clone() const;
 207
 208     // parameters string format is "item1[,item2[...,itemN]]" where itemN will
 209     // be used if the cell value is N-1
 210     virtual void SetParameters(const wxString& params);
 211
 212 protected:
 213     wxString GetString(const wxGrid& grid, int row, int col);
 214
 215     wxArrayString m_choices;
 216 };
 217
 218
 219 class WXDLLIMPEXP_ADV wxGridCellAutoWrapStringRenderer : public wxGridCellStringRenderer
 220 {
 221 public:
 222     wxGridCellAutoWrapStringRenderer() : wxGridCellStringRenderer() { }
 223
 224     virtual void Draw(wxGrid& grid,
 225                       wxGridCellAttr& attr,
 226                       wxDC& dc,
 227                       const wxRect& rect,
 228                       int row, int col,
 229                       bool isSelected);
 230
 231     virtual wxSize GetBestSize(wxGrid& grid,
 232                                wxGridCellAttr& attr,
 233                                wxDC& dc,
 234                                int row, int col);
 235
 236     virtual wxGridCellRenderer *Clone() const
 237         { return new wxGridCellAutoWrapStringRenderer; }
 238
 239 private:
 240     wxArrayString GetTextLines( wxGrid& grid,
 241                                 wxDC& dc,
 242                                 const wxGridCellAttr& attr,
 243                                 const wxRect& rect,
 244                                 int row, int col);
 245
 246 };
 247
 248 #endif  // wxUSE_GRID
 249 #endif // _WX_GENERIC_GRIDCTRL_H_