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     }
  44
  45     virtual size_t GetNumberOfRows()
  46         { return 1000; }
  47     virtual size_t GetNumberOfCols()
  48         { return 4; }
  49
  50     // as reported by wxVariant
  51     virtual wxString GetColType( size_t col )
  52         {
  53             if (col == 3)
  54                 return wxT("bool");
  55
  56             return wxT("string");
  57         }
  58
  59     virtual wxVariant GetValue( size_t col, size_t row )
  60         {
  61             if (col == 3)
  62             {
  63                 return (bool) m_bools[row];
  64             } else
  65             if (col == 2)
  66             {
  67                 return m_list[row];
  68             }
  69             else
  70             {
  71                 wxString tmp;
  72                 tmp.Printf( wxT("item(%d;%d)"), (int)row, (int)col );
  73                 return tmp;
  74             }
  75         }
  76     virtual bool SetValue( wxVariant &value, size_t col, size_t row )
  77         {
  78             if (col == 3)
  79             {
  80                 m_bools[row] = (int) value.GetBool();
  81             } else
  82             if (col == 2)
  83             {
  84                 m_list[row] = value.GetString();
  85             }
  86             return true;
  87         }
  88
  89     wxArrayString m_list;
  90     wxArrayInt    m_bools;
  91 };
  92
  93 // -------------------------------------
  94 // MyApp
  95 // -------------------------------------
  96
  97 class MyApp: public wxApp
  98 {
  99 public:
 100     bool OnInit(void);
 101 };
 102
 103 // -------------------------------------
 104 // MyFrame
 105 // -------------------------------------
 106
 107 class MyFrame: public wxFrame
 108 {
 109 public:
 110     MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h);
 111
 112 public:
 113     void OnQuit(wxCommandEvent& event);
 114     void OnAbout(wxCommandEvent& event);
 115
 116 private:
 117     wxDataViewCtrl* dataview_left;
 118     wxDataViewCtrl* dataview_right;
 119 };
 120
 121 // -------------------------------------
 122 // MyApp
 123 // -------------------------------------
 124
 125 #define DYNAMIC_QUIT   wxID_EXIT
 126 #define DYNAMIC_ABOUT  wxID_ABOUT
 127
 128 IMPLEMENT_APP  (MyApp)
 129
 130 bool MyApp::OnInit(void)
 131 {
 132     MyFrame *frame = new MyFrame(NULL, _T("Dynamic wxWidgets App"), 50, 50, 600, 340);
 133
 134     frame->Show(true);
 135
 136     SetTopWindow(frame);
 137
 138     return true;
 139 }
 140
 141 // -------------------------------------
 142 // MyFrame
 143 // -------------------------------------
 144
 145 MyFrame::MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h):
 146   wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
 147 {
 148 #ifdef __WXMSW__
 149     SetIcon(wxIcon(_T("mondrian")));
 150 #else
 151     SetIcon(wxIcon(mondrian_xpm));
 152 #endif
 153
 154     wxMenu *file_menu = new wxMenu;
 155
 156     file_menu->Append(DYNAMIC_ABOUT, _T("&About"));
 157     file_menu->Append(DYNAMIC_QUIT, _T("E&xit"));
 158     wxMenuBar *menu_bar = new wxMenuBar;
 159     menu_bar->Append(file_menu, _T("&File"));
 160     SetMenuBar(menu_bar);
 161
 162     // You used to have to do some casting for param 4, but now there are type-safe handlers
 163     Connect( DYNAMIC_QUIT,  wxID_ANY,
 164                     wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnQuit) );
 165     Connect( DYNAMIC_ABOUT, wxID_ANY,
 166                     wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnAbout) );
 167
 168     CreateStatusBar();
 169
 170
 171     // Left wxDataViewCtrl
 172     dataview_left = new wxDataViewCtrl( this, -1 );
 173
 174     MyTextModel *model = new MyTextModel;
 175     dataview_left->AssociateModel( model );
 176
 177     dataview_left->AppendTextColumn( wxT("first"), 0 );
 178     dataview_left->AppendTextColumn( wxT("second"), 1 );
 179     wxDataViewTextCell *text_cell = new wxDataViewTextCell( wxT("string"), wxDATAVIEW_CELL_EDITABLE );
 180     wxDataViewColumn *column = new wxDataViewColumn( wxT("editable"), text_cell, 2 );
 181     dataview_left->AppendColumn( column );
 182     dataview_left->AppendToggleColumn( wxT("fourth"), 3 );
 183
 184     // Right wxDataViewCtrl using the same model
 185     dataview_right = new wxDataViewCtrl( this, -1 );
 186     dataview_right->AssociateModel( model );
 187
 188     text_cell = new wxDataViewTextCell( wxT("string"), wxDATAVIEW_CELL_EDITABLE );
 189     column = new wxDataViewColumn( wxT("editable"), text_cell, 2 );
 190     dataview_right->AppendColumn( column );
 191     dataview_right->AppendTextColumn( wxT("first"), 0 );
 192     dataview_right->AppendTextColumn( wxT("second"), 1 );
 193     wxDataViewToggleCell *toggle_cell = new wxDataViewToggleCell( wxT("bool"), wxDATAVIEW_CELL_EDITABLE );
 194     column = new wxDataViewColumn( wxT("bool"), toggle_cell, 3 );
 195     dataview_right->AppendColumn( column );
 196
 197     wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
 198     sizer->Add( dataview_left, 1, wxGROW );
 199     sizer->Add(10,10);
 200     sizer->Add( dataview_right, 1, wxGROW );
 201     SetSizer( sizer );
 202 }
 203
 204 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 205 {
 206     Close(true);
 207 }
 208
 209 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 210 {
 211     wxMessageDialog dialog(this, _T("This demonstrates the dataview control handling"),
 212         _T("About DataView"), wxOK);
 213
 214     dialog.ShowModal();
 215 }
 216
 217