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     }
  42
  43     virtual size_t GetNumberOfRows()
  44         { return 1000; }
  45     virtual size_t GetNumberOfCols()
  46         { return 3; }
  47     // as reported by wxVariant
  48     virtual wxString GetColType( size_t col )
  49         { return wxT("string"); }
  50
  51     virtual wxVariant GetValue( size_t col, size_t row )
  52         {
  53             if (col == 2)
  54             {
  55                 return m_list[row];
  56             }
  57             else
  58             {
  59                 wxString tmp;
  60                 tmp.Printf( wxT("item(%d;%d)"), (int)row, (int)col );
  61                 return tmp;
  62             }
  63         }
  64     virtual bool SetValue( wxVariant &value, size_t col, size_t row )
  65         {
  66             if (col == 2)
  67             {
  68                 m_list[row] = value.GetString();
  69             }
  70             return true;
  71         }
  72
  73     wxArrayString m_list;
  74 };
  75
  76 // -------------------------------------
  77 // MyApp
  78 // -------------------------------------
  79
  80 class MyApp: public wxApp
  81 {
  82 public:
  83     bool OnInit(void);
  84 };
  85
  86 // -------------------------------------
  87 // MyFrame
  88 // -------------------------------------
  89
  90 class MyFrame: public wxFrame
  91 {
  92 public:
  93     MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h);
  94
  95 public:
  96     void OnQuit(wxCommandEvent& event);
  97     void OnAbout(wxCommandEvent& event);
  98
  99 private:
 100     wxDataViewCtrl* dataview_left;
 101     wxDataViewCtrl* dataview_right;
 102 };
 103
 104 // -------------------------------------
 105 // MyApp
 106 // -------------------------------------
 107
 108 #define DYNAMIC_QUIT   wxID_EXIT
 109 #define DYNAMIC_ABOUT  wxID_ABOUT
 110
 111 IMPLEMENT_APP  (MyApp)
 112
 113 bool MyApp::OnInit(void)
 114 {
 115     MyFrame *frame = new MyFrame(NULL, _T("Dynamic wxWidgets App"), 50, 50, 450, 340);
 116
 117     frame->Show(true);
 118
 119     SetTopWindow(frame);
 120
 121     return true;
 122 }
 123
 124 // -------------------------------------
 125 // MyFrame
 126 // -------------------------------------
 127
 128 MyFrame::MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h):
 129   wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
 130 {
 131 #ifdef __WXMSW__
 132     SetIcon(wxIcon(_T("mondrian")));
 133 #else
 134     SetIcon(wxIcon(mondrian_xpm));
 135 #endif
 136
 137     wxMenu *file_menu = new wxMenu;
 138
 139     file_menu->Append(DYNAMIC_ABOUT, _T("&About"));
 140     file_menu->Append(DYNAMIC_QUIT, _T("E&xit"));
 141     wxMenuBar *menu_bar = new wxMenuBar;
 142     menu_bar->Append(file_menu, _T("&File"));
 143     SetMenuBar(menu_bar);
 144
 145     // You used to have to do some casting for param 4, but now there are type-safe handlers
 146     Connect( DYNAMIC_QUIT,  wxID_ANY,
 147                     wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnQuit) );
 148     Connect( DYNAMIC_ABOUT, wxID_ANY,
 149                     wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler(MyFrame::OnAbout) );
 150
 151     CreateStatusBar();
 152
 153
 154     // Left wxDataViewCtrl
 155     dataview_left = new wxDataViewCtrl( this, -1 );
 156
 157     MyTextModel *model = new MyTextModel;
 158     dataview_left->AssociateModel( model );
 159
 160     dataview_left->AppendStringColumn( wxT("first"), 0 );
 161     dataview_left->AppendStringColumn( wxT("second"), 1 );
 162     wxDataViewTextCell *cell = new wxDataViewTextCell( wxT("string"), wxDATAVIEW_CELL_EDITABLE );
 163     wxDataViewColumn *column = new wxDataViewColumn( wxT("editable"), cell, 2 );
 164     dataview_left->AppendColumn( column );
 165
 166     // Right wxDataViewCtrl using the same model
 167     dataview_right = new wxDataViewCtrl( this, -1 );
 168     dataview_right->AssociateModel( model );
 169
 170     cell = new wxDataViewTextCell( wxT("string"), wxDATAVIEW_CELL_EDITABLE );
 171     column = new wxDataViewColumn( wxT("editable"), cell, 2 );
 172     dataview_right->AppendColumn( column );
 173     dataview_right->AppendStringColumn( wxT("first"), 0 );
 174     dataview_right->AppendStringColumn( wxT("second"), 1 );
 175
 176     wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
 177     sizer->Add( dataview_left, 1, wxGROW );
 178     sizer->Add(10,10);
 179     sizer->Add( dataview_right, 1, wxGROW );
 180     SetSizer( sizer );
 181 }
 182
 183 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 184 {
 185     Close(true);
 186 }
 187
 188 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 189 {
 190     wxMessageDialog dialog(this, _T("This demonstrates the dataview control handling"),
 191         _T("About DataView"), wxOK);
 192
 193     dialog.ShowModal();
 194 }
 195
 196