samples/listctrl/listtest.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        listctrl.cpp
   3 // Purpose:     wxListCtrl sample
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #pragma interface
  15 #endif
  16
  17 // For compilers that support precompilation, includes "wx/wx.h".
  18 #include "wx/wxprec.h"
  19
  20 #ifdef __BORLANDC__
  21 #pragma hdrstop
  22 #endif
  23
  24 #ifndef WX_PRECOMP
  25 #include "wx/wx.h"
  26 #endif
  27
  28 #ifndef __WXMSW__
  29     #include "mondrian.xpm"
  30
  31     #include "bitmaps/toolbrai.xpm"
  32     #include "bitmaps/toolchar.xpm"
  33     #include "bitmaps/tooldata.xpm"
  34     #include "bitmaps/toolnote.xpm"
  35     #include "bitmaps/tooltodo.xpm"
  36     #include "bitmaps/toolchec.xpm"
  37     #include "bitmaps/toolgame.xpm"
  38     #include "bitmaps/tooltime.xpm"
  39     #include "bitmaps/toolword.xpm"
  40     #include "bitmaps/small1.xpm"
  41 #endif
  42
  43 #include "wx/imaglist.h"
  44 #include "wx/listctrl.h"
  45 #include "wx/timer.h"           // for wxStopWatch
  46 #include "wx/colordlg.h"        // for wxGetColourFromUser
  47
  48 #include "listtest.h"
  49
  50 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
  51     EVT_SIZE(MyFrame::OnSize)
  52
  53     EVT_MENU(LIST_QUIT, MyFrame::OnQuit)
  54     EVT_MENU(LIST_ABOUT, MyFrame::OnAbout)
  55     EVT_MENU(LIST_LIST_VIEW, MyFrame::OnListView)
  56     EVT_MENU(LIST_REPORT_VIEW, MyFrame::OnReportView)
  57     EVT_MENU(LIST_ICON_VIEW, MyFrame::OnIconView)
  58     EVT_MENU(LIST_ICON_TEXT_VIEW, MyFrame::OnIconTextView)
  59     EVT_MENU(LIST_SMALL_ICON_VIEW, MyFrame::OnSmallIconView)
  60     EVT_MENU(LIST_SMALL_ICON_TEXT_VIEW, MyFrame::OnSmallIconTextView)
  61     EVT_MENU(LIST_VIRTUAL_VIEW, MyFrame::OnVirtualView)
  62
  63     EVT_MENU(LIST_FOCUS_LAST, MyFrame::OnFocusLast)
  64     EVT_MENU(LIST_TOGGLE_FIRST, MyFrame::OnToggleFirstSel)
  65     EVT_MENU(LIST_DESELECT_ALL, MyFrame::OnDeselectAll)
  66     EVT_MENU(LIST_SELECT_ALL, MyFrame::OnSelectAll)
  67     EVT_MENU(LIST_DELETE, MyFrame::OnDelete)
  68     EVT_MENU(LIST_ADD, MyFrame::OnAdd)
  69     EVT_MENU(LIST_EDIT, MyFrame::OnEdit)
  70     EVT_MENU(LIST_DELETE_ALL, MyFrame::OnDeleteAll)
  71     EVT_MENU(LIST_SORT, MyFrame::OnSort)
  72     EVT_MENU(LIST_SET_FG_COL, MyFrame::OnSetFgColour)
  73     EVT_MENU(LIST_SET_BG_COL, MyFrame::OnSetBgColour)
  74     EVT_MENU(LIST_TOGGLE_MULTI_SEL, MyFrame::OnToggleMultiSel)
  75     EVT_MENU(LIST_SHOW_COL_INFO, MyFrame::OnShowColInfo)
  76     EVT_MENU(LIST_SHOW_SEL_INFO, MyFrame::OnShowSelInfo)
  77     EVT_MENU(LIST_FREEZE, MyFrame::OnFreeze)
  78     EVT_MENU(LIST_THAW, MyFrame::OnThaw)
  79
  80     EVT_UPDATE_UI(LIST_SHOW_COL_INFO, MyFrame::OnUpdateShowColInfo)
  81     EVT_UPDATE_UI(LIST_TOGGLE_MULTI_SEL, MyFrame::OnUpdateToggleMultiSel)
  82 END_EVENT_TABLE()
  83
  84 BEGIN_EVENT_TABLE(MyListCtrl, wxListCtrl)
  85     EVT_LIST_BEGIN_DRAG(LIST_CTRL, MyListCtrl::OnBeginDrag)
  86     EVT_LIST_BEGIN_RDRAG(LIST_CTRL, MyListCtrl::OnBeginRDrag)
  87     EVT_LIST_BEGIN_LABEL_EDIT(LIST_CTRL, MyListCtrl::OnBeginLabelEdit)
  88     EVT_LIST_END_LABEL_EDIT(LIST_CTRL, MyListCtrl::OnEndLabelEdit)
  89     EVT_LIST_DELETE_ITEM(LIST_CTRL, MyListCtrl::OnDeleteItem)
  90     EVT_LIST_DELETE_ALL_ITEMS(LIST_CTRL, MyListCtrl::OnDeleteAllItems)
  91     EVT_LIST_GET_INFO(LIST_CTRL, MyListCtrl::OnGetInfo)
  92     EVT_LIST_SET_INFO(LIST_CTRL, MyListCtrl::OnSetInfo)
  93     EVT_LIST_ITEM_SELECTED(LIST_CTRL, MyListCtrl::OnSelected)
  94     EVT_LIST_ITEM_DESELECTED(LIST_CTRL, MyListCtrl::OnDeselected)
  95     EVT_LIST_KEY_DOWN(LIST_CTRL, MyListCtrl::OnListKeyDown)
  96     EVT_LIST_ITEM_ACTIVATED(LIST_CTRL, MyListCtrl::OnActivated)
  97     EVT_LIST_ITEM_FOCUSED(LIST_CTRL, MyListCtrl::OnFocused)
  98
  99     EVT_LIST_COL_CLICK(LIST_CTRL, MyListCtrl::OnColClick)
 100     EVT_LIST_COL_RIGHT_CLICK(LIST_CTRL, MyListCtrl::OnColRightClick)
 101     EVT_LIST_COL_BEGIN_DRAG(LIST_CTRL, MyListCtrl::OnColBeginDrag)
 102     EVT_LIST_COL_DRAGGING(LIST_CTRL, MyListCtrl::OnColDragging)
 103     EVT_LIST_COL_END_DRAG(LIST_CTRL, MyListCtrl::OnColEndDrag)
 104
 105     EVT_LIST_CACHE_HINT(LIST_CTRL, MyListCtrl::OnCacheHint)
 106
 107     EVT_CHAR(MyListCtrl::OnChar)
 108 END_EVENT_TABLE()
 109
 110 IMPLEMENT_APP(MyApp)
 111
 112 // number of items in list/report view
 113 static const int NUM_ITEMS = 30;
 114
 115 // number of items in icon/small icon view
 116 static const int NUM_ICONS = 9;
 117
 118 int wxCALLBACK MyCompareFunction(long item1, long item2, long WXUNUSED(sortData))
 119 {
 120     // inverse the order
 121     if (item1 < item2)
 122         return -1;
 123     if (item1 > item2)
 124         return 1;
 125
 126     return 0;
 127 }
 128
 129 // `Main program' equivalent, creating windows and returning main app frame
 130 bool MyApp::OnInit()
 131 {
 132   // Create the main frame window
 133   MyFrame *frame = new MyFrame(wxT("wxListCtrl Test"), 50, 50, 450, 340);
 134
 135   // Show the frame
 136   frame->Show(true);
 137
 138   SetTopWindow(frame);
 139
 140   return true;
 141 }
 142
 143 // My frame constructor
 144 MyFrame::MyFrame(const wxChar *title, int x, int y, int w, int h)
 145        : wxFrame((wxFrame *)NULL, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
 146 {
 147     m_listCtrl = (MyListCtrl *) NULL;
 148     m_logWindow = (wxTextCtrl *) NULL;
 149
 150     // Give it an icon
 151     SetIcon( wxICON(mondrian) );
 152
 153     // Make an image list containing large icons
 154     m_imageListNormal = new wxImageList(32, 32, true);
 155     m_imageListSmall = new wxImageList(16, 16, true);
 156
 157 #ifdef __WXMSW__
 158     m_imageListNormal->Add( wxIcon(_T("icon1"), wxBITMAP_TYPE_ICO_RESOURCE) );
 159     m_imageListNormal->Add( wxIcon(_T("icon2"), wxBITMAP_TYPE_ICO_RESOURCE) );
 160     m_imageListNormal->Add( wxIcon(_T("icon3"), wxBITMAP_TYPE_ICO_RESOURCE) );
 161     m_imageListNormal->Add( wxIcon(_T("icon4"), wxBITMAP_TYPE_ICO_RESOURCE) );
 162     m_imageListNormal->Add( wxIcon(_T("icon5"), wxBITMAP_TYPE_ICO_RESOURCE) );
 163     m_imageListNormal->Add( wxIcon(_T("icon6"), wxBITMAP_TYPE_ICO_RESOURCE) );
 164     m_imageListNormal->Add( wxIcon(_T("icon7"), wxBITMAP_TYPE_ICO_RESOURCE) );
 165     m_imageListNormal->Add( wxIcon(_T("icon8"), wxBITMAP_TYPE_ICO_RESOURCE) );
 166     m_imageListNormal->Add( wxIcon(_T("icon9"), wxBITMAP_TYPE_ICO_RESOURCE) );
 167
 168     m_imageListSmall->Add( wxIcon(_T("iconsmall"), wxBITMAP_TYPE_ICO_RESOURCE) );
 169
 170 #else
 171     m_imageListNormal->Add( wxIcon( toolbrai_xpm ) );
 172     m_imageListNormal->Add( wxIcon( toolchar_xpm ) );
 173     m_imageListNormal->Add( wxIcon( tooldata_xpm ) );
 174     m_imageListNormal->Add( wxIcon( toolnote_xpm ) );
 175     m_imageListNormal->Add( wxIcon( tooltodo_xpm ) );
 176     m_imageListNormal->Add( wxIcon( toolchec_xpm ) );
 177     m_imageListNormal->Add( wxIcon( toolgame_xpm ) );
 178     m_imageListNormal->Add( wxIcon( tooltime_xpm ) );
 179     m_imageListNormal->Add( wxIcon( toolword_xpm ) );
 180
 181     m_imageListSmall->Add( wxIcon( small1_xpm) );
 182 #endif
 183
 184     // Make a menubar
 185     wxMenu *menuFile = new wxMenu;
 186     menuFile->Append(LIST_ABOUT, _T("&About"));
 187     menuFile->AppendSeparator();
 188     menuFile->Append(LIST_QUIT, _T("E&xit\tAlt-X"));
 189
 190     wxMenu *menuView = new wxMenu;
 191     menuView->Append(LIST_LIST_VIEW, _T("&List view\tF1"));
 192     menuView->Append(LIST_REPORT_VIEW, _T("&Report view\tF2"));
 193     menuView->Append(LIST_ICON_VIEW, _T("&Icon view\tF3"));
 194     menuView->Append(LIST_ICON_TEXT_VIEW, _T("Icon view with &text\tF4"));
 195     menuView->Append(LIST_SMALL_ICON_VIEW, _T("&Small icon view\tF5"));
 196     menuView->Append(LIST_SMALL_ICON_TEXT_VIEW, _T("Small icon &view with text\tF6"));
 197     menuView->Append(LIST_VIRTUAL_VIEW, _T("Virtual view\tF7"));
 198
 199     wxMenu *menuList = new wxMenu;
 200     menuList->Append(LIST_FOCUS_LAST, _T("&Make last item current\tCtrl-L"));
 201     menuList->Append(LIST_TOGGLE_FIRST, _T("To&ggle first item\tCtrl-G"));
 202     menuList->Append(LIST_DESELECT_ALL, _T("&Deselect All\tCtrl-D"));
 203     menuList->Append(LIST_SELECT_ALL, _T("S&elect All\tCtrl-A"));
 204     menuList->AppendSeparator();
 205     menuList->Append(LIST_SHOW_COL_INFO, _T("Show &column info\tCtrl-C"));
 206     menuList->Append(LIST_SHOW_SEL_INFO, _T("Show &selected items\tCtrl-S"));
 207     menuList->AppendSeparator();
 208     menuList->Append(LIST_SORT, _T("&Sort\tCtrl-S"));
 209     menuList->AppendSeparator();
 210     menuList->Append(LIST_ADD, _T("&Append an item\tCtrl-P"));
 211     menuList->Append(LIST_EDIT, _T("&Edit the item\tCtrl-E"));
 212     menuList->Append(LIST_DELETE, _T("&Delete first item\tCtrl-X"));
 213     menuList->Append(LIST_DELETE_ALL, _T("Delete &all items"));
 214     menuList->AppendSeparator();
 215     menuList->Append(LIST_FREEZE, _T("Free&ze\tCtrl-Z"));
 216     menuList->Append(LIST_THAW, _T("Tha&w\tCtrl-W"));
 217     menuList->AppendSeparator();
 218     menuList->Append(LIST_TOGGLE_MULTI_SEL, _T("&Multiple selection\tCtrl-M"),
 219             _T("Toggle multiple selection"), true);
 220
 221     wxMenu *menuCol = new wxMenu;
 222     menuCol->Append(LIST_SET_FG_COL, _T("&Foreground colour..."));
 223     menuCol->Append(LIST_SET_BG_COL, _T("&Background colour..."));
 224
 225     wxMenuBar *menubar = new wxMenuBar;
 226     menubar->Append(menuFile, _T("&File"));
 227     menubar->Append(menuView, _T("&View"));
 228     menubar->Append(menuList, _T("&List"));
 229     menubar->Append(menuCol, _T("&Colour"));
 230     SetMenuBar(menubar);
 231
 232     m_panel = new wxPanel(this, wxID_ANY);
 233     m_logWindow = new wxTextCtrl(m_panel, wxID_ANY, wxEmptyString,
 234                                  wxDefaultPosition, wxDefaultSize,
 235                                  wxTE_MULTILINE | wxSUNKEN_BORDER);
 236
 237     m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_logWindow));
 238
 239     RecreateList(wxLC_REPORT | wxLC_SINGLE_SEL);
 240
 241 #if wxUSE_STATUSBAR
 242     CreateStatusBar(3);
 243 #endif // wxUSE_STATUSBAR
 244 }
 245
 246 MyFrame::~MyFrame()
 247 {
 248     delete wxLog::SetActiveTarget(m_logOld);
 249
 250     delete m_imageListNormal;
 251     delete m_imageListSmall;
 252 }
 253
 254 void MyFrame::OnSize(wxSizeEvent& event)
 255 {
 256     DoSize();
 257
 258     event.Skip();
 259 }
 260
 261 void MyFrame::DoSize()
 262 {
 263     if ( !m_logWindow )
 264         return;
 265
 266     wxSize size = GetClientSize();
 267     wxCoord y = (2*size.y)/3;
 268     m_listCtrl->SetSize(0, 0, size.x, y);
 269     m_logWindow->SetSize(0, y + 1, size.x, size.y - y);
 270 }
 271
 272 bool MyFrame::CheckNonVirtual() const
 273 {
 274     if ( !m_listCtrl->HasFlag(wxLC_VIRTUAL) )
 275         return true;
 276
 277     // "this" == whatever
 278     wxLogWarning(_T("Can't do this in virtual view, sorry."));
 279
 280     return false;
 281 }
 282
 283 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 284 {
 285     Close(true);
 286 }
 287
 288 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 289 {
 290     wxMessageDialog dialog(this, _T("List test sample\nJulian Smart (c) 1997"),
 291             _T("About list test"), wxOK|wxCANCEL);
 292
 293     dialog.ShowModal();
 294 }
 295
 296 void MyFrame::OnFreeze(wxCommandEvent& WXUNUSED(event))
 297 {
 298     wxLogMessage(_T("Freezing the control"));
 299
 300     m_listCtrl->Freeze();
 301 }
 302
 303 void MyFrame::OnThaw(wxCommandEvent& WXUNUSED(event))
 304 {
 305     wxLogMessage(_T("Thawing the control"));
 306
 307     m_listCtrl->Thaw();
 308 }
 309
 310 void MyFrame::OnFocusLast(wxCommandEvent& WXUNUSED(event))
 311 {
 312     long index = m_listCtrl->GetItemCount() - 1;
 313     if ( index == -1 )
 314     {
 315         return;
 316     }
 317
 318     m_listCtrl->SetItemState(index, wxLIST_STATE_FOCUSED, wxLIST_STATE_FOCUSED);
 319     m_listCtrl->EnsureVisible(index);
 320 }
 321
 322 void MyFrame::OnToggleFirstSel(wxCommandEvent& WXUNUSED(event))
 323 {
 324     m_listCtrl->SetItemState(0, (~m_listCtrl->GetItemState(0, wxLIST_STATE_SELECTED) ) & wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED);
 325 }
 326
 327 void MyFrame::OnDeselectAll(wxCommandEvent& WXUNUSED(event))
 328 {
 329     if ( !CheckNonVirtual() )
 330         return;
 331
 332     int n = m_listCtrl->GetItemCount();
 333     for (int i = 0; i < n; i++)
 334         m_listCtrl->SetItemState(i,0,wxLIST_STATE_SELECTED);
 335 }
 336
 337 void MyFrame::OnSelectAll(wxCommandEvent& WXUNUSED(event))
 338 {
 339     if ( !CheckNonVirtual() )
 340         return;
 341
 342     int n = m_listCtrl->GetItemCount();
 343     for (int i = 0; i < n; i++)
 344         m_listCtrl->SetItemState(i,wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED);
 345 }
 346
 347 // ----------------------------------------------------------------------------
 348 // changing listctrl modes
 349 // ----------------------------------------------------------------------------
 350
 351 void MyFrame::RecreateList(long flags, bool withText)
 352 {
 353     // we could avoid recreating it if we don't set/clear the wxLC_VIRTUAL
 354     // style, but it is more trouble to do it than not
 355 #if 0
 356     if ( !m_listCtrl || ((flags & wxLC_VIRTUAL) !=
 357             (m_listCtrl->GetWindowStyleFlag() & wxLC_VIRTUAL)) )
 358 #endif
 359     {
 360         delete m_listCtrl;
 361
 362         m_listCtrl = new MyListCtrl(m_panel, LIST_CTRL,
 363                                     wxDefaultPosition, wxDefaultSize,
 364                                     flags |
 365                                     wxSUNKEN_BORDER | wxLC_EDIT_LABELS);
 366
 367         switch ( flags & wxLC_MASK_TYPE )
 368         {
 369             case wxLC_LIST:
 370                 InitWithListItems();
 371                 break;
 372
 373             case wxLC_ICON:
 374                 InitWithIconItems(withText);
 375                 break;
 376
 377             case wxLC_SMALL_ICON:
 378                 InitWithIconItems(withText, true);
 379                 break;
 380
 381             case wxLC_REPORT:
 382                 if ( flags & wxLC_VIRTUAL )
 383                     InitWithVirtualItems();
 384                 else
 385                     InitWithReportItems();
 386                 break;
 387
 388             default:
 389                 wxFAIL_MSG( _T("unknown listctrl mode") );
 390         }
 391     }
 392
 393     DoSize();
 394
 395     m_logWindow->Clear();
 396 }
 397
 398 void MyFrame::OnListView(wxCommandEvent& WXUNUSED(event))
 399 {
 400     RecreateList(wxLC_LIST);
 401 }
 402
 403 void MyFrame::InitWithListItems()
 404 {
 405     for ( int i = 0; i < NUM_ITEMS; i++ )
 406     {
 407         m_listCtrl->InsertItem(i, wxString::Format(_T("Item %d"), i));
 408     }
 409 }
 410
 411 void MyFrame::OnReportView(wxCommandEvent& WXUNUSED(event))
 412 {
 413     RecreateList(wxLC_REPORT);
 414 }
 415
 416 void MyFrame::InitWithReportItems()
 417 {
 418     m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL);
 419
 420     // note that under MSW for SetColumnWidth() to work we need to create the
 421     // items with images initially even if we specify dummy image id
 422     wxListItem itemCol;
 423     itemCol.SetText(_T("Column 1"));
 424     itemCol.SetImage(-1);
 425     m_listCtrl->InsertColumn(0, itemCol);
 426
 427     itemCol.SetText(_T("Column 2"));
 428     itemCol.SetAlign(wxLIST_FORMAT_CENTRE);
 429     m_listCtrl->InsertColumn(1, itemCol);
 430
 431     itemCol.SetText(_T("Column 3"));
 432     itemCol.SetAlign(wxLIST_FORMAT_RIGHT);
 433     m_listCtrl->InsertColumn(2, itemCol);
 434
 435     // to speed up inserting we hide the control temporarily
 436     m_listCtrl->Hide();
 437
 438     wxStopWatch sw;
 439
 440     for ( int i = 0; i < NUM_ITEMS; i++ )
 441     {
 442         m_listCtrl->InsertItemInReportView(i);
 443     }
 444
 445     m_logWindow->WriteText(wxString::Format(_T("%d items inserted in %ldms\n"),
 446                                             NUM_ITEMS, sw.Time()));
 447     m_listCtrl->Show();
 448
 449     // we leave all mask fields to 0 and only change the colour
 450     wxListItem item;
 451     item.m_itemId = 0;
 452     item.SetTextColour(*wxRED);
 453     m_listCtrl->SetItem( item );
 454
 455     item.m_itemId = 2;
 456     item.SetTextColour(*wxGREEN);
 457     m_listCtrl->SetItem( item );
 458     item.m_itemId = 4;
 459     item.SetTextColour(*wxLIGHT_GREY);
 460     item.SetFont(*wxITALIC_FONT);
 461     item.SetBackgroundColour(*wxRED);
 462     m_listCtrl->SetItem( item );
 463
 464     m_listCtrl->SetTextColour(*wxBLUE);
 465     m_listCtrl->SetBackgroundColour(*wxLIGHT_GREY);
 466
 467     m_listCtrl->SetColumnWidth( 0, wxLIST_AUTOSIZE );
 468     m_listCtrl->SetColumnWidth( 1, wxLIST_AUTOSIZE );
 469     m_listCtrl->SetColumnWidth( 2, wxLIST_AUTOSIZE );
 470 }
 471
 472 void MyFrame::InitWithIconItems(bool withText, bool sameIcon)
 473 {
 474     m_listCtrl->SetImageList(m_imageListNormal, wxIMAGE_LIST_NORMAL);
 475     m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL);
 476
 477     for ( int i = 0; i < NUM_ICONS; i++ )
 478     {
 479         int image = sameIcon ? 0 : i;
 480
 481         if ( withText )
 482         {
 483             m_listCtrl->InsertItem(i, wxString::Format(_T("Label %d"), i),
 484                                    image);
 485         }
 486         else
 487         {
 488             m_listCtrl->InsertItem(i, image);
 489         }
 490     }
 491 }
 492
 493 void MyFrame::OnIconView(wxCommandEvent& WXUNUSED(event))
 494 {
 495     RecreateList(wxLC_ICON, false);
 496 }
 497
 498 void MyFrame::OnIconTextView(wxCommandEvent& WXUNUSED(event))
 499 {
 500     RecreateList(wxLC_ICON);
 501 }
 502
 503 void MyFrame::OnSmallIconView(wxCommandEvent& WXUNUSED(event))
 504 {
 505     RecreateList(wxLC_SMALL_ICON, false);
 506 }
 507
 508 void MyFrame::OnSmallIconTextView(wxCommandEvent& WXUNUSED(event))
 509 {
 510     RecreateList(wxLC_SMALL_ICON);
 511 }
 512
 513 void MyFrame::OnVirtualView(wxCommandEvent& WXUNUSED(event))
 514 {
 515     RecreateList(wxLC_REPORT | wxLC_VIRTUAL);
 516 }
 517
 518 void MyFrame::InitWithVirtualItems()
 519 {
 520     m_listCtrl->SetImageList(m_imageListSmall, wxIMAGE_LIST_SMALL);
 521
 522     m_listCtrl->InsertColumn(0, _T("First Column"));
 523     m_listCtrl->InsertColumn(1, _T("Second Column"));
 524     m_listCtrl->SetColumnWidth(0, 150);
 525     m_listCtrl->SetColumnWidth(1, 150);
 526
 527     m_listCtrl->SetItemCount(1000000);
 528 }
 529
 530 void MyFrame::OnSort(wxCommandEvent& WXUNUSED(event))
 531 {
 532     wxStopWatch sw;
 533
 534     m_listCtrl->SortItems(MyCompareFunction, 0);
 535
 536     m_logWindow->WriteText(wxString::Format(_T("Sorting %d items took %ld ms\n"),
 537                                             m_listCtrl->GetItemCount(),
 538                                             sw.Time()));
 539 }
 540
 541 void MyFrame::OnShowSelInfo(wxCommandEvent& WXUNUSED(event))
 542 {
 543     int selCount = m_listCtrl->GetSelectedItemCount();
 544     wxLogMessage(_T("%d items selected:"), selCount);
 545
 546     // don't show too many items
 547     size_t shownCount = 0;
 548
 549     long item = m_listCtrl->GetNextItem(-1, wxLIST_NEXT_ALL,
 550                                         wxLIST_STATE_SELECTED);
 551     while ( item != -1 )
 552     {
 553         wxLogMessage(_T("\t%ld (%s)"),
 554                      item, m_listCtrl->GetItemText(item).c_str());
 555
 556         if ( ++shownCount > 10 )
 557         {
 558             wxLogMessage(_T("\t... more selected items snipped..."));
 559             break;
 560         }
 561
 562         item = m_listCtrl->GetNextItem(item, wxLIST_NEXT_ALL,
 563                                        wxLIST_STATE_SELECTED);
 564     }
 565 }
 566
 567 void MyFrame::OnShowColInfo(wxCommandEvent& WXUNUSED(event))
 568 {
 569     int count = m_listCtrl->GetColumnCount();
 570     wxLogMessage(wxT("%d columns:"), count);
 571     for ( int c = 0; c < count; c++ )
 572     {
 573         wxLogMessage(wxT("\tcolumn %d has width %d"), c,
 574                      m_listCtrl->GetColumnWidth(c));
 575     }
 576 }
 577
 578 void MyFrame::OnUpdateShowColInfo(wxUpdateUIEvent& event)
 579 {
 580     event.Enable( (m_listCtrl->GetWindowStyleFlag() & wxLC_REPORT) != 0 );
 581 }
 582
 583 void MyFrame::OnToggleMultiSel(wxCommandEvent& WXUNUSED(event))
 584 {
 585     long flags = m_listCtrl->GetWindowStyleFlag();
 586     if ( flags & wxLC_SINGLE_SEL )
 587         flags &= ~wxLC_SINGLE_SEL;
 588     else
 589         flags |= wxLC_SINGLE_SEL;
 590
 591     m_logWindow->WriteText(wxString::Format(wxT("Current selection mode: %sle\n"),
 592                            (flags & wxLC_SINGLE_SEL) ? _T("sing") : _T("multip")));
 593
 594     RecreateList(flags);
 595 }
 596
 597 void MyFrame::OnUpdateToggleMultiSel(wxUpdateUIEvent& event)
 598 {
 599      event.Check((m_listCtrl->GetWindowStyleFlag() & wxLC_SINGLE_SEL) == 0);
 600 }
 601
 602 void MyFrame::OnSetFgColour(wxCommandEvent& WXUNUSED(event))
 603 {
 604     m_listCtrl->SetForegroundColour(wxGetColourFromUser(this));
 605     m_listCtrl->Refresh();
 606 }
 607
 608 void MyFrame::OnSetBgColour(wxCommandEvent& WXUNUSED(event))
 609 {
 610     m_listCtrl->SetBackgroundColour(wxGetColourFromUser(this));
 611     m_listCtrl->Refresh();
 612 }
 613
 614 void MyFrame::OnAdd(wxCommandEvent& WXUNUSED(event))
 615 {
 616     m_listCtrl->InsertItem(m_listCtrl->GetItemCount(), _T("Appended item"));
 617 }
 618
 619 void MyFrame::OnEdit(wxCommandEvent& WXUNUSED(event))
 620 {
 621     long itemCur = m_listCtrl->GetNextItem(-1, wxLIST_NEXT_ALL,
 622                                            wxLIST_STATE_FOCUSED);
 623
 624     if ( itemCur != -1 )
 625     {
 626         m_listCtrl->EditLabel(itemCur);
 627     }
 628     else
 629     {
 630         m_logWindow->WriteText(_T("No item to edit"));
 631     }
 632 }
 633
 634 void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event))
 635 {
 636     if ( m_listCtrl->GetItemCount() )
 637     {
 638         m_listCtrl->DeleteItem(0);
 639     }
 640     else
 641     {
 642         m_logWindow->WriteText(_T("Nothing to delete"));
 643     }
 644 }
 645
 646 void MyFrame::OnDeleteAll(wxCommandEvent& WXUNUSED(event))
 647 {
 648     wxStopWatch sw;
 649
 650     m_listCtrl->DeleteAllItems();
 651
 652     m_logWindow->WriteText(wxString::Format(_T("Deleting %d items took %ld ms\n"),
 653                                             m_listCtrl->GetItemCount(),
 654                                             sw.Time()));
 655 }
 656
 657 // MyListCtrl
 658
 659 void MyListCtrl::OnCacheHint(wxListEvent& event)
 660 {
 661     wxLogMessage( wxT("OnCacheHint: cache items %ld..%ld"),
 662                   event.GetCacheFrom(), event.GetCacheTo() );
 663 }
 664
 665 void MyListCtrl::SetColumnImage(int col, int image)
 666 {
 667     wxListItem item;
 668     item.SetMask(wxLIST_MASK_IMAGE);
 669     item.SetImage(image);
 670     SetColumn(col, item);
 671 }
 672
 673 void MyListCtrl::OnColClick(wxListEvent& event)
 674 {
 675     int col = event.GetColumn();
 676     SetColumnImage(col, 0);
 677
 678     wxLogMessage( wxT("OnColumnClick at %d."), col );
 679 }
 680
 681 void MyListCtrl::OnColRightClick(wxListEvent& event)
 682 {
 683     int col = event.GetColumn();
 684     if ( col != -1 )
 685     {
 686         SetColumnImage(col, -1);
 687     }
 688
 689     wxLogMessage( wxT("OnColumnRightClick at %d."), event.GetColumn() );
 690 }
 691
 692 void MyListCtrl::LogColEvent(const wxListEvent& event, const wxChar *name)
 693 {
 694     const int col = event.GetColumn();
 695
 696     wxLogMessage(wxT("%s: column %d (width = %d or %d)."),
 697                  name,
 698                  col,
 699                  event.GetItem().GetWidth(),
 700                  GetColumnWidth(col));
 701 }
 702
 703 void MyListCtrl::OnColBeginDrag(wxListEvent& event)
 704 {
 705     LogColEvent( event, wxT("OnColBeginDrag") );
 706
 707     if ( event.GetColumn() == 0 )
 708     {
 709         wxLogMessage(_T("Resizing this column shouldn't work."));
 710
 711         event.Veto();
 712     }
 713 }
 714
 715 void MyListCtrl::OnColDragging(wxListEvent& event)
 716 {
 717     LogColEvent( event, wxT("OnColDragging") );
 718 }
 719
 720 void MyListCtrl::OnColEndDrag(wxListEvent& event)
 721 {
 722     LogColEvent( event, wxT("OnColEndDrag") );
 723 }
 724
 725 void MyListCtrl::OnBeginDrag(wxListEvent& event)
 726 {
 727     const wxPoint& pt = event.m_pointDrag;
 728
 729     int flags;
 730     wxLogMessage( wxT("OnBeginDrag at (%d, %d), item %ld."),
 731                   pt.x, pt.y, HitTest(pt, flags) );
 732 }
 733
 734 void MyListCtrl::OnBeginRDrag(wxListEvent& event)
 735 {
 736     wxLogMessage( wxT("OnBeginRDrag at %d,%d."),
 737                   event.m_pointDrag.x, event.m_pointDrag.y );
 738 }
 739
 740 void MyListCtrl::OnBeginLabelEdit(wxListEvent& event)
 741 {
 742     wxLogMessage( wxT("OnBeginLabelEdit: %s"), event.m_item.m_text.c_str());
 743 }
 744
 745 void MyListCtrl::OnEndLabelEdit(wxListEvent& event)
 746 {
 747     wxLogMessage( wxT("OnEndLabelEdit: %s"),
 748                   event.IsEditCancelled() ? _T("[cancelled]")
 749                                           : event.m_item.m_text.c_str());
 750 }
 751
 752 void MyListCtrl::OnDeleteItem(wxListEvent& event)
 753 {
 754     LogEvent(event, _T("OnDeleteItem"));
 755 }
 756
 757 void MyListCtrl::OnDeleteAllItems(wxListEvent& event)
 758 {
 759     LogEvent(event, _T("OnDeleteAllItems"));
 760 }
 761
 762 void MyListCtrl::OnGetInfo(wxListEvent& event)
 763 {
 764     wxString msg;
 765
 766     msg << _T("OnGetInfo (") << event.m_item.m_itemId << _T(", ") << event.m_item.m_col << _T(")");
 767     if ( event.m_item.m_mask & wxLIST_MASK_STATE )
 768         msg << _T(" wxLIST_MASK_STATE");
 769     if ( event.m_item.m_mask & wxLIST_MASK_TEXT )
 770         msg << _T(" wxLIST_MASK_TEXT");
 771     if ( event.m_item.m_mask & wxLIST_MASK_IMAGE )
 772         msg << _T(" wxLIST_MASK_IMAGE");
 773     if ( event.m_item.m_mask & wxLIST_MASK_DATA )
 774         msg << _T(" wxLIST_MASK_DATA");
 775     if ( event.m_item.m_mask & wxLIST_SET_ITEM )
 776         msg << _T(" wxLIST_SET_ITEM");
 777     if ( event.m_item.m_mask & wxLIST_MASK_WIDTH )
 778         msg << _T(" wxLIST_MASK_WIDTH");
 779     if ( event.m_item.m_mask & wxLIST_MASK_FORMAT )
 780         msg << _T(" wxLIST_MASK_WIDTH");
 781
 782     if ( event.m_item.m_mask & wxLIST_MASK_TEXT )
 783     {
 784         event.m_item.m_text = _T("My callback text");
 785     }
 786
 787     wxLogMessage(msg);
 788 }
 789
 790 void MyListCtrl::OnSetInfo(wxListEvent& event)
 791 {
 792     LogEvent(event, _T("OnSetInfo"));
 793 }
 794
 795 void MyListCtrl::OnSelected(wxListEvent& event)
 796 {
 797     LogEvent(event, _T("OnSelected"));
 798
 799     if ( GetWindowStyle() & wxLC_REPORT )
 800     {
 801         wxListItem info;
 802         info.m_itemId = event.m_itemIndex;
 803         info.m_col = 1;
 804         info.m_mask = wxLIST_MASK_TEXT;
 805         if ( GetItem(info) )
 806         {
 807             wxLogMessage(wxT("Value of the 2nd field of the selected item: %s"),
 808                          info.m_text.c_str());
 809         }
 810         else
 811         {
 812             wxFAIL_MSG(wxT("wxListCtrl::GetItem() failed"));
 813         }
 814     }
 815 }
 816
 817 void MyListCtrl::OnDeselected(wxListEvent& event)
 818 {
 819     LogEvent(event, _T("OnDeselected"));
 820 }
 821
 822 void MyListCtrl::OnActivated(wxListEvent& event)
 823 {
 824     LogEvent(event, _T("OnActivated"));
 825 }
 826
 827 void MyListCtrl::OnFocused(wxListEvent& event)
 828 {
 829     LogEvent(event, _T("OnFocused"));
 830
 831     event.Skip();
 832 }
 833
 834 void MyListCtrl::OnListKeyDown(wxListEvent& event)
 835 {
 836     switch ( event.GetKeyCode() )
 837     {
 838         case 'c': // colorize
 839         case 'C':
 840             {
 841                 wxListItem info;
 842                 info.m_itemId = event.GetIndex();
 843                 GetItem(info);
 844
 845                 wxListItemAttr *attr = info.GetAttributes();
 846                 if ( !attr || !attr->HasTextColour() )
 847                 {
 848                     info.SetTextColour(*wxCYAN);
 849
 850                     SetItem(info);
 851
 852                     RefreshItem(info.m_itemId);
 853                 }
 854             }
 855             break;
 856
 857         case 'n': // next
 858         case 'N':
 859             {
 860                 long item = GetNextItem(-1,
 861                                         wxLIST_NEXT_ALL, wxLIST_STATE_FOCUSED);
 862                 if ( item++ == GetItemCount() - 1 )
 863                 {
 864                     item = 0;
 865                 }
 866
 867                 wxLogMessage(_T("Focusing item %ld"), item);
 868
 869                 SetItemState(item, wxLIST_STATE_FOCUSED, wxLIST_STATE_FOCUSED);
 870                 EnsureVisible(item);
 871             }
 872             break;
 873
 874         case WXK_DELETE:
 875             {
 876                 long item = GetNextItem(-1,
 877                                         wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
 878                 while ( item != -1 )
 879                 {
 880                     DeleteItem(item);
 881
 882                     wxLogMessage(_T("Item %ld deleted"), item);
 883
 884                     // -1 because the indices were shifted by DeleteItem()
 885                     item = GetNextItem(item - 1,
 886                                        wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
 887                 }
 888             }
 889             break;
 890
 891         case WXK_INSERT:
 892             if ( GetWindowStyle() & wxLC_REPORT )
 893             {
 894                 if ( GetWindowStyle() & wxLC_VIRTUAL )
 895                 {
 896                     SetItemCount(GetItemCount() + 1);
 897                 }
 898                 else // !virtual
 899                 {
 900                     InsertItemInReportView(event.GetIndex());
 901                 }
 902             }
 903             //else: fall through
 904
 905         default:
 906             LogEvent(event, _T("OnListKeyDown"));
 907
 908             event.Skip();
 909     }
 910 }
 911
 912 void MyListCtrl::OnChar(wxKeyEvent& event)
 913 {
 914     wxLogMessage(_T("Got char event."));
 915
 916     switch ( event.GetKeyCode() )
 917     {
 918         case 'n':
 919         case 'N':
 920         case 'c':
 921         case 'C':
 922             // these are the keys we process ourselves
 923             break;
 924
 925         default:
 926             event.Skip();
 927     }
 928 }
 929
 930 void MyListCtrl::LogEvent(const wxListEvent& event, const wxChar *eventName)
 931 {
 932     wxLogMessage(_T("Item %ld: %s (item text = %s, data = %ld)"),
 933                  event.GetIndex(), eventName,
 934                  event.GetText().c_str(), event.GetData());
 935 }
 936
 937 wxString MyListCtrl::OnGetItemText(long item, long column) const
 938 {
 939     return wxString::Format(_T("Column %ld of item %ld"), column, item);
 940 }
 941
 942 int MyListCtrl::OnGetItemImage(long WXUNUSED(item)) const
 943 {
 944     return 0;
 945 }
 946
 947 wxListItemAttr *MyListCtrl::OnGetItemAttr(long item) const
 948 {
 949     return item % 2 ? NULL : (wxListItemAttr *)&m_attr;
 950 }
 951
 952 void MyListCtrl::InsertItemInReportView(int i)
 953 {
 954     wxString buf;
 955     buf.Printf(_T("This is item %d"), i);
 956     long tmp = InsertItem(i, buf, 0);
 957     SetItemData(tmp, i);
 958
 959     buf.Printf(_T("Col 1, item %d"), i);
 960     SetItem(i, 1, buf);
 961
 962     buf.Printf(_T("Item %d in column 2"), i);
 963     SetItem(i, 2, buf);
 964 }
 965