samples/dataview/dataview.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dataview.cpp
   3 // Purpose:     DataVewCtrl  wxWidgets sample
   4 // Author:      Robert Roebling
   5 // Modified by:
   6 // Created:     06/01/06
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Robert Roebling
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20 #include "wx/wx.h"
  21 #endif
  22
  23 #ifndef __WXMSW__
  24 #include "mondrian.xpm"
  25 #endif
  26
  27 #include "wx/dataview.h"
  28
  29 // -------------------------------------
  30 // MyTextModel
  31 // -------------------------------------
  32
  33 class MyTextModel: public wxDataViewListModel
  34 {
  35 public:
  36     MyTextModel()
  37     {
  38         size_t i;
  39         for (i = 0; i < 1000; i++)
  40             m_list.Add( wxT("Test") );
  41         for (i = 0; i < 500; i++)
  42             { m_bools.Add( 0 ); m_bools.Add( 1 ); }
  43         for (i = 0; i < 500; i++)
  44             { m_colours.Add( wxT("red") ); m_colours.Add( wxT("green") ); }
  45         for (i = 0; i < 1000; i++)
  46             { m_progress.Add( i/10 ); }
  47     }
  48
  49     virtual size_t GetNumberOfRows()
  50         { return 1000; }
  51     virtual size_t GetNumberOfCols()
  52         { return 6; }
  53
  54     // as reported by wxVariant
  55     virtual wxString GetColType( size_t col )
  56         {
  57             if (col == 5)
  58                 return wxT("long");
  59
  60             if (col == 3)
  61                 return wxT("bool");
  62
  63             return wxT("string");
  64         }
  65
  66     virtual wxVariant GetValue( size_t col, size_t row )
  67         {
  68             if (col == 5)
  69             {
  70                 return (long) m_progress[row];
  71             } else
  72             if (col == 4)
  73             {
  74                 return m_colours[row];
  75             } else
  76             if (col == 3)
  77             {
  78                 return (bool) m_bools[row];
  79             } else
  80             if (col == 2)
  81             {
  82                 return m_list[row];
  83             }
  84             else
  85             {
  86                 wxString tmp;
  87                 tmp.Printf( wxT("item(%d;%d)"), (int)row, (int)col );
  88                 return tmp;
  89             }
  90         }
  91     virtual bool SetValue( wxVariant &value, size_t col, size_t row )
  92         {
  93             if (col == 3)
  94             {
  95                 m_bools[row] = (int) value.GetBool();
  96             } else
  97             if (col == 2)
  98             {
  99                 m_list[row] = value.GetString();
 100             }
 101             return true;
 102         }
 103
 104     wxArrayString m_list;
 105     wxArrayInt    m_bools;
 106     wxArrayString m_colours;
 107     wxArrayInt    m_progress;
 108 };
 109
 110 // -------------------------------------
 111 // MyCustomCell
 112 // -------------------------------------
 113
 114 class MyCustomCell: public wxDataViewCustomCell
 115 {
 116 public:
 117     MyCustomCell() :
 118         wxDataViewCustomCell( wxT("string"), wxDATAVIEW_CELL_INERT )
 119     {
 120         m_colour = wxT("black");
 121     }
 122     bool SetValue( const wxVariant &value )
 123     {
 124         m_colour = value.GetString();
 125         return true;
 126     }
 127     bool Render( wxRect rect, wxDC *dc, int state )
 128     {
 129         dc->SetPen( *wxBLACK_PEN );
 130         if (m_colour == wxT("red"))
 131             dc->SetBrush( *wxRED_BRUSH );
 132         else if (m_colour == wxT("green"))
 133             dc->SetBrush( *wxGREEN_BRUSH );
 134         else
 135             dc->SetBrush( *wxBLACK_BRUSH );
 136         dc->DrawRectangle( rect );
 137         return true;
 138     }
 139     wxSize GetSize()
 140     {
 141         return wxSize(20,8);
 142     }
 143
 144 private:
 145     wxString m_colour;
 146 };
 147
 148 // -------------------------------------
 149 // MyApp
 150 // -------------------------------------
 151
 152 class MyApp: public wxApp
 153 {
 154 public:
 155     bool OnInit(void);
 156 };
 157
 158 // -------------------------------------
 159 // MyFrame
 160 // -------------------------------------
 161
 162 class MyFrame: public wxFrame
 163 {
 164 public:
 165     MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h);
 166
 167 public:
 168     void OnQuit(wxCommandEvent& event);
 169     void OnAbout(wxCommandEvent& event);
 170
 171 private:
 172     wxDataViewCtrl* dataview_left;
 173     wxDataViewCtrl* dataview_right;
 174 };
 175
 176 // -------------------------------------
 177 // MyApp
 178 // -------------------------------------
 179
 180 #define DYNAMIC_QUIT   wxID_EXIT
 181 #define DYNAMIC_ABOUT  wxID_ABOUT
 182
 183 IMPLEMENT_APP  (MyApp)
 184
 185 bool MyApp::OnInit(void)
 186 {
 187     MyFrame *frame = new MyFrame(NULL, _T("Dynamic wxWidgets App"), 50, 50, 600, 340);
 188
 189     frame->Show(true);
 190
 191     SetTopWindow(frame);
 192
 193     return true;
 194 }
 195
 196 // -------------------------------------
 197 // MyFrame
 198 // -------------------------------------
 199
 200 MyFrame::MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h):
 201   wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
 202 {
 203 #ifdef __WXMSW__
 204     SetIcon(wxIcon(_T("mondrian")));
 205 #else
 206     SetIcon(wxIcon(mondrian_xpm));
 207 #endif
 208
 209     wxMenu *file_menu = new wxMenu;
 210
 211     file_menu->Append(DYNAMIC_ABOUT, _T("&About"));
 212     file_menu->Append(DYNAMIC_QUIT, _T("E&xit"));
 213     wxMenuBar *menu_bar = new wxMenuBar;
 214     menu_bar->Append(file_menu, _T("&File"));
 215     SetMenuBar(menu_bar);
 216
 217     // You used to have to do some casting for param 4, but now there are type-safe handlers
 218     Connect( DYNAMIC_QUIT,  wxID_ANY,
 219                     wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnQuit) );
 220     Connect( DYNAMIC_ABOUT, wxID_ANY,
 221                     wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnAbout) );
 222
 223     CreateStatusBar();
 224
 225
 226     // Left wxDataViewCtrl
 227     dataview_left = new wxDataViewCtrl( this, -1 );
 228
 229     MyTextModel *model = new MyTextModel;
 230     dataview_left->AssociateModel( model );
 231
 232     dataview_left->AppendTextColumn( wxT("first"), 0 );
 233     dataview_left->AppendTextColumn( wxT("second"), 1 );
 234
 235     wxDataViewTextCell *text_cell = new wxDataViewTextCell( wxT("string"), wxDATAVIEW_CELL_EDITABLE );
 236     wxDataViewColumn *column = new wxDataViewColumn( wxT("editable"), text_cell, 2 );
 237     dataview_left->AppendColumn( column );
 238
 239     dataview_left->AppendToggleColumn( wxT("fourth"), 3 );
 240
 241     MyCustomCell *custom_cell = new MyCustomCell;
 242     column = new wxDataViewColumn( wxT("custom"), custom_cell, 4 );
 243     dataview_left->AppendColumn( column );
 244
 245     dataview_left->AppendProgressColumn( wxT("progress"), 5 );
 246
 247     // Right wxDataViewCtrl using the same model
 248     dataview_right = new wxDataViewCtrl( this, -1 );
 249     dataview_right->AssociateModel( model );
 250
 251     text_cell = new wxDataViewTextCell( wxT("string"), wxDATAVIEW_CELL_EDITABLE );
 252     column = new wxDataViewColumn( wxT("editable"), text_cell, 2 );
 253     dataview_right->AppendColumn( column );
 254     dataview_right->AppendTextColumn( wxT("first"), 0 );
 255     dataview_right->AppendTextColumn( wxT("second"), 1 );
 256     wxDataViewToggleCell *toggle_cell = new wxDataViewToggleCell( wxT("bool"), wxDATAVIEW_CELL_EDITABLE );
 257     column = new wxDataViewColumn( wxT("bool"), toggle_cell, 3 );
 258     dataview_right->AppendColumn( column );
 259
 260     wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
 261     sizer->Add( dataview_left, 1, wxGROW );
 262     sizer->Add(10,10);
 263     sizer->Add( dataview_right, 1, wxGROW );
 264     SetSizer( sizer );
 265 }
 266
 267 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 268 {
 269     Close(true);
 270 }
 271
 272 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 273 {
 274     wxMessageDialog dialog(this, _T("This demonstrates the dataview control handling"),
 275         _T("About DataView"), wxOK);
 276
 277     dialog.ShowModal();
 278 }
 279
 280