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 WX_DECLARE_LIST(wxDateTime,wxArrayDate);
  34 #include <wx/listimpl.cpp>
  35 WX_DEFINE_LIST(wxArrayDate);
  36
  37 class MyTextModel: public wxDataViewListModel
  38 {
  39 public:
  40     MyTextModel()
  41     {
  42         size_t i;
  43         for (i = 0; i < 1000; i++)
  44             m_list.Add( wxT("Test") );
  45         for (i = 0; i < 500; i++)
  46             { m_bools.Add( 0 ); m_bools.Add( 1 ); }
  47         for (i = 0; i < 500; i++)
  48             { m_colours.Add( wxT("red") ); m_colours.Add( wxT("green") ); }
  49         for (i = 0; i < 1000; i++)
  50             { m_progress.Add( i/10 ); }
  51         for (i = 0; i < 1000; i++)
  52             {
  53                 wxDateTime *date = new wxDateTime( wxDateTime::Now() );
  54                 m_dates.Append( date );
  55             }
  56     }
  57
  58     virtual size_t GetNumberOfRows()
  59         { return 1000; }
  60     virtual size_t GetNumberOfCols()
  61         { return 7; }
  62
  63     // as reported by wxVariant
  64     virtual wxString GetColType( size_t col )
  65         {
  66             if (col == 6)
  67                 return wxT("datetime");
  68
  69             if (col == 5)
  70                 return wxT("long");
  71
  72             if (col == 3)
  73                 return wxT("bool");
  74
  75             return wxT("string");
  76         }
  77
  78     virtual wxVariant GetValue( size_t col, size_t row )
  79         {
  80             if (col == 6)
  81             {
  82                 return (wxDateTime) *m_dates[row];
  83             } else
  84             if (col == 5)
  85             {
  86                 return (long) m_progress[row];
  87             } else
  88             if (col == 4)
  89             {
  90                 return m_colours[row];
  91             } else
  92             if (col == 3)
  93             {
  94                 return (bool) m_bools[row];
  95             } else
  96             if (col == 2)
  97             {
  98                 return m_list[row];
  99             }
 100             else
 101             {
 102                 wxString tmp;
 103                 tmp.Printf( wxT("item(%d;%d)"), (int)row, (int)col );
 104                 return tmp;
 105             }
 106         }
 107     virtual bool SetValue( wxVariant &value, size_t col, size_t row )
 108         {
 109             if (col == 6)
 110             {
 111                 *m_dates[row] = value.GetDateTime();
 112             } else
 113             if (col == 3)
 114             {
 115                 m_bools[row] = (int) value.GetBool();
 116             } else
 117             if (col == 2)
 118             {
 119                 m_list[row] = value.GetString();
 120             }
 121             return true;
 122         }
 123
 124     wxArrayString m_list;
 125     wxArrayInt    m_bools;
 126     wxArrayString m_colours;
 127     wxArrayInt    m_progress;
 128     wxArrayDate   m_dates;
 129 };
 130
 131 // -------------------------------------
 132 // MyCustomCell
 133 // -------------------------------------
 134
 135 class MyCustomCell: public wxDataViewCustomCell
 136 {
 137 public:
 138     MyCustomCell() :
 139         wxDataViewCustomCell( wxT("string"), wxDATAVIEW_CELL_ACTIVATABLE )
 140     {
 141         m_colour = wxT("black");
 142     }
 143     bool SetValue( const wxVariant &value )
 144     {
 145         m_colour = value.GetString();
 146         return true;
 147     }
 148     bool Render( wxRect rect, wxDC *dc, int state )
 149     {
 150         dc->SetPen( *wxBLACK_PEN );
 151         if (m_colour == wxT("red"))
 152             dc->SetBrush( *wxRED_BRUSH );
 153         else if (m_colour == wxT("green"))
 154             dc->SetBrush( *wxGREEN_BRUSH );
 155         else
 156             dc->SetBrush( *wxBLACK_BRUSH );
 157         dc->DrawRectangle( rect );
 158         return true;
 159     }
 160     wxSize GetSize()
 161     {
 162         return wxSize(20,8);
 163     }
 164     bool Activate( wxRect rect,
 165                    wxDataViewListModel *model, size_t col, size_t row )
 166     {
 167         return false;
 168     }
 169
 170 private:
 171     wxString m_colour;
 172 };
 173
 174 // -------------------------------------
 175 // MyApp
 176 // -------------------------------------
 177
 178 class MyApp: public wxApp
 179 {
 180 public:
 181     bool OnInit(void);
 182 };
 183
 184 // -------------------------------------
 185 // MyFrame
 186 // -------------------------------------
 187
 188 class MyFrame: public wxFrame
 189 {
 190 public:
 191     MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h);
 192
 193 public:
 194     void OnQuit(wxCommandEvent& event);
 195     void OnAbout(wxCommandEvent& event);
 196
 197 private:
 198     wxDataViewCtrl* dataview_left;
 199     wxDataViewCtrl* dataview_right;
 200 };
 201
 202 // -------------------------------------
 203 // MyApp
 204 // -------------------------------------
 205
 206 #define DYNAMIC_QUIT   wxID_EXIT
 207 #define DYNAMIC_ABOUT  wxID_ABOUT
 208
 209 IMPLEMENT_APP  (MyApp)
 210
 211 bool MyApp::OnInit(void)
 212 {
 213     MyFrame *frame = new MyFrame(NULL, _T("Dynamic wxWidgets App"), 50, 50, 600, 340);
 214
 215     frame->Show(true);
 216
 217     SetTopWindow(frame);
 218
 219     return true;
 220 }
 221
 222 // -------------------------------------
 223 // MyFrame
 224 // -------------------------------------
 225
 226 MyFrame::MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h):
 227   wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
 228 {
 229 #ifdef __WXMSW__
 230     SetIcon(wxIcon(_T("mondrian")));
 231 #else
 232     SetIcon(wxIcon(mondrian_xpm));
 233 #endif
 234
 235     wxMenu *file_menu = new wxMenu;
 236
 237     file_menu->Append(DYNAMIC_ABOUT, _T("&About"));
 238     file_menu->Append(DYNAMIC_QUIT, _T("E&xit"));
 239     wxMenuBar *menu_bar = new wxMenuBar;
 240     menu_bar->Append(file_menu, _T("&File"));
 241     SetMenuBar(menu_bar);
 242
 243     // You used to have to do some casting for param 4, but now there are type-safe handlers
 244     Connect( DYNAMIC_QUIT,  wxID_ANY,
 245                     wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnQuit) );
 246     Connect( DYNAMIC_ABOUT, wxID_ANY,
 247                     wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnAbout) );
 248
 249     CreateStatusBar();
 250
 251
 252     // Left wxDataViewCtrl
 253     dataview_left = new wxDataViewCtrl( this, -1 );
 254
 255     MyTextModel *model = new MyTextModel;
 256     dataview_left->AssociateModel( model );
 257
 258     dataview_left->AppendTextColumn( wxT("first"), 0 );
 259     dataview_left->AppendTextColumn( wxT("second"), 1 );
 260
 261     wxDataViewTextCell *text_cell = new wxDataViewTextCell( wxT("string"), wxDATAVIEW_CELL_EDITABLE );
 262     wxDataViewColumn *column = new wxDataViewColumn( wxT("editable"), text_cell, 2 );
 263     dataview_left->AppendColumn( column );
 264
 265     dataview_left->AppendToggleColumn( wxT("fourth"), 3 );
 266
 267     MyCustomCell *custom_cell = new MyCustomCell;
 268     column = new wxDataViewColumn( wxT("custom"), custom_cell, 4 );
 269     dataview_left->AppendColumn( column );
 270
 271     dataview_left->AppendProgressColumn( wxT("progress"), 5 );
 272
 273     dataview_left->AppendDateColumn( wxT("date"), 6 );
 274
 275     // Right wxDataViewCtrl using the same model
 276     dataview_right = new wxDataViewCtrl( this, -1 );
 277     dataview_right->AssociateModel( model );
 278
 279     text_cell = new wxDataViewTextCell( wxT("string"), wxDATAVIEW_CELL_EDITABLE );
 280     column = new wxDataViewColumn( wxT("editable"), text_cell, 2 );
 281     dataview_right->AppendColumn( column );
 282     dataview_right->AppendTextColumn( wxT("first"), 0 );
 283     dataview_right->AppendTextColumn( wxT("second"), 1 );
 284     wxDataViewToggleCell *toggle_cell = new wxDataViewToggleCell( wxT("bool"), wxDATAVIEW_CELL_EDITABLE );
 285     column = new wxDataViewColumn( wxT("bool"), toggle_cell, 3 );
 286     dataview_right->AppendColumn( column );
 287
 288     dataview_right->AppendDateColumn( wxT("date"), 6 );
 289
 290     // layout dataview controls.
 291
 292     wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
 293     sizer->Add( dataview_left, 3, wxGROW );
 294     sizer->Add(10,10);
 295     sizer->Add( dataview_right, 2, wxGROW );
 296     SetSizer( sizer );
 297 }
 298
 299 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 300 {
 301     Close(true);
 302 }
 303
 304 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 305 {
 306     wxMessageDialog dialog(this, _T("This demonstrates the dataview control handling"),
 307         _T("About DataView"), wxOK);
 308
 309     dialog.ShowModal();
 310 }
 311
 312