include/wx/generic/grideditors.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/generic/grideditors.h
   3 // Purpose:     wxGridCellEditorEvtHandler and wxGrid editors
   4 // Author:      Michael Bedward (based on code by Julian Smart, Robin Dunn)
   5 // Modified by: Santiago Palacios
   6 // Created:     1/08/1999
   7 // Copyright:   (c) Michael Bedward
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_GENERIC_GRID_EDITORS_H_
  12 #define _WX_GENERIC_GRID_EDITORS_H_
  13
  14 #include "wx/defs.h"
  15
  16 #if wxUSE_GRID
  17
  18 class wxGridCellEditorEvtHandler : public wxEvtHandler
  19 {
  20 public:
  21     wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
  22         : m_grid(grid),
  23           m_editor(editor),
  24           m_inSetFocus(false)
  25     {
  26     }
  27
  28     void OnKillFocus(wxFocusEvent& event);
  29     void OnKeyDown(wxKeyEvent& event);
  30     void OnChar(wxKeyEvent& event);
  31
  32     void SetInSetFocus(bool inSetFocus) { m_inSetFocus = inSetFocus; }
  33
  34 private:
  35     wxGrid             *m_grid;
  36     wxGridCellEditor   *m_editor;
  37
  38     // Work around the fact that a focus kill event can be sent to
  39     // a combobox within a set focus event.
  40     bool                m_inSetFocus;
  41
  42     DECLARE_EVENT_TABLE()
  43     DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
  44     wxDECLARE_NO_COPY_CLASS(wxGridCellEditorEvtHandler);
  45 };
  46
  47
  48 #if wxUSE_TEXTCTRL
  49
  50 // the editor for string/text data
  51 class WXDLLIMPEXP_ADV wxGridCellTextEditor : public wxGridCellEditor
  52 {
  53 public:
  54     wxEXPLICIT wxGridCellTextEditor(size_t maxChars = 0);
  55
  56     virtual void Create(wxWindow* parent,
  57                         wxWindowID id,
  58                         wxEvtHandler* evtHandler);
  59     virtual void SetSize(const wxRect& rect);
  60
  61     virtual void PaintBackground(wxDC& dc,
  62                                  const wxRect& rectCell,
  63                                  const wxGridCellAttr& attr);
  64
  65     virtual bool IsAcceptedKey(wxKeyEvent& event);
  66     virtual void BeginEdit(int row, int col, wxGrid* grid);
  67     virtual bool EndEdit(int row, int col, const wxGrid* grid,
  68                          const wxString& oldval, wxString *newval);
  69     virtual void ApplyEdit(int row, int col, wxGrid* grid);
  70
  71     virtual void Reset();
  72     virtual void StartingKey(wxKeyEvent& event);
  73     virtual void HandleReturn(wxKeyEvent& event);
  74
  75     // parameters string format is "max_width"
  76     virtual void SetParameters(const wxString& params);
  77     virtual void SetValidator(const wxValidator& validator);
  78
  79     virtual wxGridCellEditor *Clone() const;
  80
  81     // added GetValue so we can get the value which is in the control
  82     virtual wxString GetValue() const;
  83
  84 protected:
  85     wxTextCtrl *Text() const { return (wxTextCtrl *)m_control; }
  86
  87     // parts of our virtual functions reused by the derived classes
  88     void DoCreate(wxWindow* parent, wxWindowID id, wxEvtHandler* evtHandler,
  89                   long style = 0);
  90     void DoBeginEdit(const wxString& startValue);
  91     void DoReset(const wxString& startValue);
  92
  93 private:
  94     size_t                   m_maxChars;        // max number of chars allowed
  95     wxScopedPtr<wxValidator> m_validator;
  96     wxString                 m_value;
  97
  98     wxDECLARE_NO_COPY_CLASS(wxGridCellTextEditor);
  99 };
 100
 101 // the editor for numeric (long) data
 102 class WXDLLIMPEXP_ADV wxGridCellNumberEditor : public wxGridCellTextEditor
 103 {
 104 public:
 105     // allows to specify the range - if min == max == -1, no range checking is
 106     // done
 107     wxGridCellNumberEditor(int min = -1, int max = -1);
 108
 109     virtual void Create(wxWindow* parent,
 110                         wxWindowID id,
 111                         wxEvtHandler* evtHandler);
 112
 113     virtual bool IsAcceptedKey(wxKeyEvent& event);
 114     virtual void BeginEdit(int row, int col, wxGrid* grid);
 115     virtual bool EndEdit(int row, int col, const wxGrid* grid,
 116                          const wxString& oldval, wxString *newval);
 117     virtual void ApplyEdit(int row, int col, wxGrid* grid);
 118
 119     virtual void Reset();
 120     virtual void StartingKey(wxKeyEvent& event);
 121
 122     // parameters string format is "min,max"
 123     virtual void SetParameters(const wxString& params);
 124
 125     virtual wxGridCellEditor *Clone() const
 126         { return new wxGridCellNumberEditor(m_min, m_max); }
 127
 128     // added GetValue so we can get the value which is in the control
 129     virtual wxString GetValue() const;
 130
 131 protected:
 132 #if wxUSE_SPINCTRL
 133     wxSpinCtrl *Spin() const { return (wxSpinCtrl *)m_control; }
 134 #endif
 135
 136     // if HasRange(), we use wxSpinCtrl - otherwise wxTextCtrl
 137     bool HasRange() const
 138     {
 139 #if wxUSE_SPINCTRL
 140         return m_min != m_max;
 141 #else
 142         return false;
 143 #endif
 144     }
 145
 146     // string representation of our value
 147     wxString GetString() const
 148         { return wxString::Format(wxT("%ld"), m_value); }
 149
 150 private:
 151     int m_min,
 152         m_max;
 153
 154     long m_value;
 155
 156     wxDECLARE_NO_COPY_CLASS(wxGridCellNumberEditor);
 157 };
 158
 159
 160 enum wxGridCellFloatFormat
 161 {
 162     // Decimal floating point (%f)
 163     wxGRID_FLOAT_FORMAT_FIXED      = 0x0010,
 164
 165     // Scientific notation (mantise/exponent) using e character (%e)
 166     wxGRID_FLOAT_FORMAT_SCIENTIFIC = 0x0020,
 167
 168     // Use the shorter of %e or %f (%g)
 169     wxGRID_FLOAT_FORMAT_COMPACT    = 0x0040,
 170
 171     // To use in combination with one of the above formats (%F/%E/%G)
 172     wxGRID_FLOAT_FORMAT_UPPER      = 0x0080,
 173
 174     // Format used by default.
 175     wxGRID_FLOAT_FORMAT_DEFAULT    = wxGRID_FLOAT_FORMAT_FIXED,
 176
 177     // A mask to extract format from the combination of flags.
 178     wxGRID_FLOAT_FORMAT_MASK       = wxGRID_FLOAT_FORMAT_FIXED |
 179                                      wxGRID_FLOAT_FORMAT_SCIENTIFIC |
 180                                      wxGRID_FLOAT_FORMAT_COMPACT |
 181                                      wxGRID_FLOAT_FORMAT_UPPER
 182 };
 183
 184 // the editor for floating point numbers (double) data
 185 class WXDLLIMPEXP_ADV wxGridCellFloatEditor : public wxGridCellTextEditor
 186 {
 187 public:
 188     wxGridCellFloatEditor(int width = -1,
 189                           int precision = -1,
 190                           int format = wxGRID_FLOAT_FORMAT_DEFAULT);
 191
 192     virtual void Create(wxWindow* parent,
 193                         wxWindowID id,
 194                         wxEvtHandler* evtHandler);
 195
 196     virtual bool IsAcceptedKey(wxKeyEvent& event);
 197     virtual void BeginEdit(int row, int col, wxGrid* grid);
 198     virtual bool EndEdit(int row, int col, const wxGrid* grid,
 199                          const wxString& oldval, wxString *newval);
 200     virtual void ApplyEdit(int row, int col, wxGrid* grid);
 201
 202     virtual void Reset();
 203     virtual void StartingKey(wxKeyEvent& event);
 204
 205     virtual wxGridCellEditor *Clone() const
 206         { return new wxGridCellFloatEditor(m_width, m_precision); }
 207
 208     // parameters string format is "width[,precision[,format]]"
 209     // format to choose beween f|e|g|E|G (f is used by default)
 210     virtual void SetParameters(const wxString& params);
 211
 212 protected:
 213     // string representation of our value
 214     wxString GetString();
 215
 216 private:
 217     int m_width,
 218         m_precision;
 219     double m_value;
 220
 221     int m_style;
 222     wxString m_format;
 223
 224     wxDECLARE_NO_COPY_CLASS(wxGridCellFloatEditor);
 225 };
 226
 227 #endif // wxUSE_TEXTCTRL
 228
 229 #if wxUSE_CHECKBOX
 230
 231 // the editor for boolean data
 232 class WXDLLIMPEXP_ADV wxGridCellBoolEditor : public wxGridCellEditor
 233 {
 234 public:
 235     wxGridCellBoolEditor() { }
 236
 237     virtual void Create(wxWindow* parent,
 238                         wxWindowID id,
 239                         wxEvtHandler* evtHandler);
 240
 241     virtual void SetSize(const wxRect& rect);
 242     virtual void Show(bool show, wxGridCellAttr *attr = NULL);
 243
 244     virtual bool IsAcceptedKey(wxKeyEvent& event);
 245     virtual void BeginEdit(int row, int col, wxGrid* grid);
 246     virtual bool EndEdit(int row, int col, const wxGrid* grid,
 247                          const wxString& oldval, wxString *newval);
 248     virtual void ApplyEdit(int row, int col, wxGrid* grid);
 249
 250     virtual void Reset();
 251     virtual void StartingClick();
 252     virtual void StartingKey(wxKeyEvent& event);
 253
 254     virtual wxGridCellEditor *Clone() const
 255         { return new wxGridCellBoolEditor; }
 256
 257     // added GetValue so we can get the value which is in the control, see
 258     // also UseStringValues()
 259     virtual wxString GetValue() const;
 260
 261     // set the string values returned by GetValue() for the true and false
 262     // states, respectively
 263     static void UseStringValues(const wxString& valueTrue = wxT("1"),
 264                                 const wxString& valueFalse = wxEmptyString);
 265
 266     // return true if the given string is equal to the string representation of
 267     // true value which we currently use
 268     static bool IsTrueValue(const wxString& value);
 269
 270 protected:
 271     wxCheckBox *CBox() const { return (wxCheckBox *)m_control; }
 272
 273 private:
 274     bool m_value;
 275
 276     static wxString ms_stringValues[2];
 277
 278     wxDECLARE_NO_COPY_CLASS(wxGridCellBoolEditor);
 279 };
 280
 281 #endif // wxUSE_CHECKBOX
 282
 283 #if wxUSE_COMBOBOX
 284
 285 // the editor for string data allowing to choose from the list of strings
 286 class WXDLLIMPEXP_ADV wxGridCellChoiceEditor : public wxGridCellEditor
 287 {
 288 public:
 289     // if !allowOthers, user can't type a string not in choices array
 290     wxGridCellChoiceEditor(size_t count = 0,
 291                            const wxString choices[] = NULL,
 292                            bool allowOthers = false);
 293     wxGridCellChoiceEditor(const wxArrayString& choices,
 294                            bool allowOthers = false);
 295
 296     virtual void Create(wxWindow* parent,
 297                         wxWindowID id,
 298                         wxEvtHandler* evtHandler);
 299
 300     virtual void SetSize(const wxRect& rect);
 301
 302     virtual void PaintBackground(wxDC& dc,
 303                                  const wxRect& rectCell,
 304                                  const wxGridCellAttr& attr);
 305
 306     virtual void BeginEdit(int row, int col, wxGrid* grid);
 307     virtual bool EndEdit(int row, int col, const wxGrid* grid,
 308                          const wxString& oldval, wxString *newval);
 309     virtual void ApplyEdit(int row, int col, wxGrid* grid);
 310
 311     virtual void Reset();
 312
 313     // parameters string format is "item1[,item2[...,itemN]]"
 314     virtual void SetParameters(const wxString& params);
 315
 316     virtual wxGridCellEditor *Clone() const;
 317
 318     // added GetValue so we can get the value which is in the control
 319     virtual wxString GetValue() const;
 320
 321 protected:
 322     wxComboBox *Combo() const { return (wxComboBox *)m_control; }
 323
 324     wxString        m_value;
 325     wxArrayString   m_choices;
 326     bool            m_allowOthers;
 327
 328     wxDECLARE_NO_COPY_CLASS(wxGridCellChoiceEditor);
 329 };
 330
 331 #endif // wxUSE_COMBOBOX
 332
 333 #if wxUSE_COMBOBOX
 334
 335 class WXDLLIMPEXP_ADV wxGridCellEnumEditor : public wxGridCellChoiceEditor
 336 {
 337 public:
 338     wxGridCellEnumEditor( const wxString& choices = wxEmptyString );
 339     virtual ~wxGridCellEnumEditor() {}
 340
 341     virtual wxGridCellEditor*  Clone() const;
 342
 343     virtual void BeginEdit(int row, int col, wxGrid* grid);
 344     virtual bool EndEdit(int row, int col, const wxGrid* grid,
 345                          const wxString& oldval, wxString *newval);
 346     virtual void ApplyEdit(int row, int col, wxGrid* grid);
 347
 348 private:
 349     long m_index;
 350
 351     wxDECLARE_NO_COPY_CLASS(wxGridCellEnumEditor);
 352 };
 353
 354 #endif // wxUSE_COMBOBOX
 355
 356 class WXDLLIMPEXP_ADV wxGridCellAutoWrapStringEditor : public wxGridCellTextEditor
 357 {
 358 public:
 359     wxGridCellAutoWrapStringEditor() : wxGridCellTextEditor() { }
 360     virtual void Create(wxWindow* parent,
 361                         wxWindowID id,
 362                         wxEvtHandler* evtHandler);
 363
 364     virtual wxGridCellEditor *Clone() const
 365         { return new wxGridCellAutoWrapStringEditor; }
 366
 367     wxDECLARE_NO_COPY_CLASS(wxGridCellAutoWrapStringEditor);
 368 };
 369
 370 #endif // wxUSE_GRID
 371
 372 #endif // _WX_GENERIC_GRID_EDITORS_H_