samples/widgets/combobox.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Program:     wxWidgets Widgets Sample
   3 // Name:        combobox.cpp
   4 // Purpose:     Part of the widgets sample showing wxComboBox
   5 // Author:      Vadim Zeitlin
   6 // Created:     27.03.01
   7 // Id:          $Id$
   8 // Copyright:   (c) 2001 Vadim Zeitlin
   9 // License:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // for compilers that support precompilation, includes "wx/wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_COMBOBOX
  28
  29 // for all others, include the necessary headers
  30 #ifndef WX_PRECOMP
  31     #include "wx/log.h"
  32
  33     #include "wx/bitmap.h"
  34     #include "wx/button.h"
  35     #include "wx/checkbox.h"
  36     #include "wx/combobox.h"
  37     #include "wx/radiobox.h"
  38     #include "wx/statbox.h"
  39     #include "wx/textctrl.h"
  40 #endif
  41
  42 #include "wx/sizer.h"
  43
  44 #include "widgets.h"
  45 #if 1
  46 #include "icons/combobox.xpm"
  47
  48 // ----------------------------------------------------------------------------
  49 // constants
  50 // ----------------------------------------------------------------------------
  51
  52 // control ids
  53 enum
  54 {
  55     ComboPage_Reset = wxID_HIGHEST,
  56     ComboPage_SetCurrent,
  57     ComboPage_CurText,
  58     ComboPage_InsertionPointText,
  59     ComboPage_Insert,
  60     ComboPage_InsertText,
  61     ComboPage_Add,
  62     ComboPage_AddText,
  63     ComboPage_AddSeveral,
  64     ComboPage_AddMany,
  65     ComboPage_Clear,
  66     ComboPage_Change,
  67     ComboPage_ChangeText,
  68     ComboPage_Delete,
  69     ComboPage_DeleteText,
  70     ComboPage_DeleteSel,
  71     ComboPage_Combo
  72 };
  73
  74 // kinds of comboboxes
  75 enum
  76 {
  77     ComboKind_Default,
  78     ComboKind_Simple,
  79     ComboKind_DropDown
  80 };
  81
  82 // ----------------------------------------------------------------------------
  83 // ComboboxWidgetsPage
  84 // ----------------------------------------------------------------------------
  85
  86 class ComboboxWidgetsPage : public WidgetsPage
  87 {
  88 public:
  89     ComboboxWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
  90
  91     virtual wxControl *GetWidget() const { return m_combobox; }
  92     virtual void RecreateWidget() { CreateCombo(); }
  93
  94     // lazy creation of the content
  95     virtual void CreateContent();
  96
  97 protected:
  98     // event handlers
  99     void OnButtonReset(wxCommandEvent& event);
 100     void OnButtonChange(wxCommandEvent& event);
 101     void OnButtonDelete(wxCommandEvent& event);
 102     void OnButtonDeleteSel(wxCommandEvent& event);
 103     void OnButtonClear(wxCommandEvent& event);
 104     void OnButtonInsert(wxCommandEvent &event);
 105     void OnButtonAdd(wxCommandEvent& event);
 106     void OnButtonAddSeveral(wxCommandEvent& event);
 107     void OnButtonAddMany(wxCommandEvent& event);
 108     void OnButtonSetCurrent(wxCommandEvent& event);
 109
 110     void OnComboBox(wxCommandEvent& event);
 111     void OnComboText(wxCommandEvent& event);
 112
 113     void OnCheckOrRadioBox(wxCommandEvent& event);
 114
 115     void OnUpdateUIInsertionPointText(wxUpdateUIEvent& event);
 116
 117     void OnUpdateUIInsert(wxUpdateUIEvent& event);
 118     void OnUpdateUIAddSeveral(wxUpdateUIEvent& event);
 119     void OnUpdateUIClearButton(wxUpdateUIEvent& event);
 120     void OnUpdateUIDeleteButton(wxUpdateUIEvent& event);
 121     void OnUpdateUIDeleteSelButton(wxUpdateUIEvent& event);
 122     void OnUpdateUIResetButton(wxUpdateUIEvent& event);
 123     void OnUpdateUISetCurrent(wxUpdateUIEvent& event);
 124
 125     // reset the combobox parameters
 126     void Reset();
 127
 128     // (re)create the combobox
 129     void CreateCombo();
 130
 131     // the controls
 132     // ------------
 133
 134     // the sel mode radiobox
 135     wxRadioBox *m_radioKind;
 136
 137     // the checkboxes for styles
 138     wxCheckBox *m_chkSort,
 139                *m_chkReadonly,
 140                *m_chkFilename;
 141
 142     // the combobox itself and the sizer it is in
 143     wxComboBox *m_combobox;
 144     wxSizer *m_sizerCombo;
 145
 146     // the text entries for "Add/change string" and "Delete" buttons
 147     wxTextCtrl *m_textInsert,
 148                *m_textAdd,
 149                *m_textChange,
 150                *m_textDelete,
 151                *m_textCur;
 152
 153 private:
 154     DECLARE_EVENT_TABLE()
 155     DECLARE_WIDGETS_PAGE(ComboboxWidgetsPage)
 156 };
 157
 158 // ----------------------------------------------------------------------------
 159 // event tables
 160 // ----------------------------------------------------------------------------
 161
 162 BEGIN_EVENT_TABLE(ComboboxWidgetsPage, WidgetsPage)
 163     EVT_BUTTON(ComboPage_Reset, ComboboxWidgetsPage::OnButtonReset)
 164     EVT_BUTTON(ComboPage_Change, ComboboxWidgetsPage::OnButtonChange)
 165     EVT_BUTTON(ComboPage_Delete, ComboboxWidgetsPage::OnButtonDelete)
 166     EVT_BUTTON(ComboPage_DeleteSel, ComboboxWidgetsPage::OnButtonDeleteSel)
 167     EVT_BUTTON(ComboPage_Clear, ComboboxWidgetsPage::OnButtonClear)
 168     EVT_BUTTON(ComboPage_Insert, ComboboxWidgetsPage::OnButtonInsert)
 169     EVT_BUTTON(ComboPage_Add, ComboboxWidgetsPage::OnButtonAdd)
 170     EVT_BUTTON(ComboPage_AddSeveral, ComboboxWidgetsPage::OnButtonAddSeveral)
 171     EVT_BUTTON(ComboPage_AddMany, ComboboxWidgetsPage::OnButtonAddMany)
 172     EVT_BUTTON(ComboPage_SetCurrent, ComboboxWidgetsPage::OnButtonSetCurrent)
 173
 174     EVT_TEXT_ENTER(ComboPage_InsertText, ComboboxWidgetsPage::OnButtonInsert)
 175     EVT_TEXT_ENTER(ComboPage_AddText, ComboboxWidgetsPage::OnButtonAdd)
 176     EVT_TEXT_ENTER(ComboPage_DeleteText, ComboboxWidgetsPage::OnButtonDelete)
 177
 178     EVT_UPDATE_UI(ComboPage_InsertionPointText, ComboboxWidgetsPage::OnUpdateUIInsertionPointText)
 179
 180     EVT_UPDATE_UI(ComboPage_Reset, ComboboxWidgetsPage::OnUpdateUIResetButton)
 181     EVT_UPDATE_UI(ComboPage_Insert, ComboboxWidgetsPage::OnUpdateUIInsert)
 182     EVT_UPDATE_UI(ComboPage_AddSeveral, ComboboxWidgetsPage::OnUpdateUIAddSeveral)
 183     EVT_UPDATE_UI(ComboPage_Clear, ComboboxWidgetsPage::OnUpdateUIClearButton)
 184     EVT_UPDATE_UI(ComboPage_DeleteText, ComboboxWidgetsPage::OnUpdateUIClearButton)
 185     EVT_UPDATE_UI(ComboPage_Delete, ComboboxWidgetsPage::OnUpdateUIDeleteButton)
 186     EVT_UPDATE_UI(ComboPage_Change, ComboboxWidgetsPage::OnUpdateUIDeleteSelButton)
 187     EVT_UPDATE_UI(ComboPage_ChangeText, ComboboxWidgetsPage::OnUpdateUIDeleteSelButton)
 188     EVT_UPDATE_UI(ComboPage_DeleteSel, ComboboxWidgetsPage::OnUpdateUIDeleteSelButton)
 189     EVT_UPDATE_UI(ComboPage_SetCurrent, ComboboxWidgetsPage::OnUpdateUISetCurrent)
 190
 191     EVT_COMBOBOX(ComboPage_Combo, ComboboxWidgetsPage::OnComboBox)
 192     EVT_TEXT(ComboPage_Combo, ComboboxWidgetsPage::OnComboText)
 193     EVT_TEXT_ENTER(ComboPage_Combo, ComboboxWidgetsPage::OnComboText)
 194
 195     EVT_CHECKBOX(wxID_ANY, ComboboxWidgetsPage::OnCheckOrRadioBox)
 196     EVT_RADIOBOX(wxID_ANY, ComboboxWidgetsPage::OnCheckOrRadioBox)
 197 END_EVENT_TABLE()
 198
 199 // ============================================================================
 200 // implementation
 201 // ============================================================================
 202
 203 #if defined(__WXUNIVERSAL__)
 204     #define FAMILY_CTRLS UNIVERSAL_CTRLS
 205 #else
 206     #define FAMILY_CTRLS NATIVE_CTRLS
 207 #endif
 208
 209 IMPLEMENT_WIDGETS_PAGE(ComboboxWidgetsPage, _T("Combobox"),
 210                        FAMILY_CTRLS | WITH_ITEMS_CTRLS | COMBO_CTRLS
 211                        );
 212
 213 ComboboxWidgetsPage::ComboboxWidgetsPage(WidgetsBookCtrl *book,
 214                                          wxImageList *imaglist)
 215                   : WidgetsPage(book, imaglist, combobox_xpm)
 216 {
 217     // init everything
 218     m_chkSort =
 219     m_chkReadonly =
 220     m_chkFilename = (wxCheckBox *)NULL;
 221
 222     m_combobox = (wxComboBox *)NULL;
 223     m_sizerCombo = (wxSizer *)NULL;
 224 }
 225
 226 void ComboboxWidgetsPage::CreateContent()
 227 {
 228     /*
 229        What we create here is a frame having 3 panes: style pane is the
 230        leftmost one, in the middle the pane with buttons allowing to perform
 231        miscellaneous combobox operations and the pane containing the combobox
 232        itself to the right
 233     */
 234     wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
 235
 236     // left pane
 237     wxStaticBox *box = new wxStaticBox(this, wxID_ANY, _T("&Set style"));
 238
 239     // should be in sync with ComboKind_XXX values
 240     static const wxString kinds[] =
 241     {
 242         _T("default"),
 243         _T("simple"),
 244         _T("drop down"),
 245     };
 246
 247     m_radioKind = new wxRadioBox(this, wxID_ANY, _T("Combobox &kind:"),
 248                                  wxDefaultPosition, wxDefaultSize,
 249                                  WXSIZEOF(kinds), kinds,
 250                                  1, wxRA_SPECIFY_COLS);
 251
 252     wxSizer *sizerLeft = new wxStaticBoxSizer(box, wxVERTICAL);
 253
 254     m_chkSort = CreateCheckBoxAndAddToSizer(sizerLeft, _T("&Sort items"));
 255     m_chkReadonly = CreateCheckBoxAndAddToSizer(sizerLeft, _T("&Read only"));
 256     m_chkFilename = CreateCheckBoxAndAddToSizer(sizerLeft, _T("&File name"));
 257     m_chkFilename->Disable(); // not implemented yet
 258
 259     sizerLeft->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer
 260     sizerLeft->Add(m_radioKind, 0, wxGROW | wxALL, 5);
 261
 262     wxButton *btn = new wxButton(this, ComboPage_Reset, _T("&Reset"));
 263     sizerLeft->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
 264
 265     // middle pane
 266     wxStaticBox *box2 = new wxStaticBox(this, wxID_ANY,
 267         _T("&Change combobox contents"));
 268     wxSizer *sizerMiddle = new wxStaticBoxSizer(box2, wxVERTICAL);
 269
 270     wxSizer *sizerRow;
 271
 272     sizerRow = CreateSizerWithTextAndButton(ComboPage_SetCurrent,
 273                                             _T("Current &selection"),
 274                                             ComboPage_CurText,
 275                                             &m_textCur);
 276
 277     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 278
 279     wxTextCtrl *text;
 280     sizerRow = CreateSizerWithTextAndLabel(_T("Insertion Point"),
 281                                            ComboPage_InsertionPointText,
 282                                            &text);
 283     text->SetEditable(false);
 284
 285     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 286
 287     sizerRow = CreateSizerWithTextAndButton(ComboPage_Insert,
 288                                             _T("&Insert this string"),
 289                                             ComboPage_InsertText,
 290                                             &m_textInsert);
 291     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 292
 293     sizerRow = CreateSizerWithTextAndButton(ComboPage_Add,
 294                                             _T("&Add this string"),
 295                                             ComboPage_AddText,
 296                                             &m_textAdd);
 297     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 298
 299     btn = new wxButton(this, ComboPage_AddSeveral, _T("&Append a few strings"));
 300     sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
 301
 302     btn = new wxButton(this, ComboPage_AddMany, _T("Append &many strings"));
 303     sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
 304
 305     sizerRow = CreateSizerWithTextAndButton(ComboPage_Change,
 306                                             _T("C&hange current"),
 307                                             ComboPage_ChangeText,
 308                                             &m_textChange);
 309     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 310
 311     sizerRow = CreateSizerWithTextAndButton(ComboPage_Delete,
 312                                             _T("&Delete this item"),
 313                                             ComboPage_DeleteText,
 314                                             &m_textDelete);
 315     sizerMiddle->Add(sizerRow, 0, wxALL | wxGROW, 5);
 316
 317     btn = new wxButton(this, ComboPage_DeleteSel, _T("Delete &selection"));
 318     sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
 319
 320     btn = new wxButton(this, ComboPage_Clear, _T("&Clear"));
 321     sizerMiddle->Add(btn, 0, wxALL | wxGROW, 5);
 322
 323     // right pane
 324     wxSizer *sizerRight = new wxBoxSizer(wxVERTICAL);
 325     m_combobox = new wxComboBox(this, ComboPage_Combo, wxEmptyString,
 326                                 wxDefaultPosition, wxDefaultSize,
 327                                 0, NULL,
 328                                 0);
 329     sizerRight->Add(m_combobox, 0, wxGROW | wxALL, 5);
 330     sizerRight->SetMinSize(150, 0);
 331     m_sizerCombo = sizerRight; // save it to modify it later
 332
 333     // the 3 panes panes compose the window
 334     sizerTop->Add(sizerLeft, 0, wxGROW | (wxALL & ~wxLEFT), 10);
 335     sizerTop->Add(sizerMiddle, 1, wxGROW | wxALL, 10);
 336     sizerTop->Add(sizerRight, 1, wxGROW | (wxALL & ~wxRIGHT), 10);
 337
 338     // final initializations
 339     Reset();
 340
 341     SetSizer(sizerTop);
 342 }
 343
 344 // ----------------------------------------------------------------------------
 345 // operations
 346 // ----------------------------------------------------------------------------
 347
 348 void ComboboxWidgetsPage::Reset()
 349 {
 350     m_chkSort->SetValue(false);
 351     m_chkReadonly->SetValue(false);
 352     m_chkFilename->SetValue(false);
 353 }
 354
 355 void ComboboxWidgetsPage::CreateCombo()
 356 {
 357     int flags = ms_defaultFlags;
 358
 359     if ( m_chkSort->GetValue() )
 360         flags |= wxCB_SORT;
 361     if ( m_chkReadonly->GetValue() )
 362         flags |= wxCB_READONLY;
 363
 364     switch ( m_radioKind->GetSelection() )
 365     {
 366         default:
 367             wxFAIL_MSG( _T("unknown combo kind") );
 368             // fall through
 369
 370         case ComboKind_Default:
 371             break;
 372
 373         case ComboKind_Simple:
 374             flags |= wxCB_SIMPLE;
 375             break;
 376
 377         case ComboKind_DropDown:
 378             flags = wxCB_DROPDOWN;
 379             break;
 380     }
 381
 382     wxArrayString items;
 383     if ( m_combobox )
 384     {
 385         unsigned int count = m_combobox->GetCount();
 386         for ( unsigned int n = 0; n < count; n++ )
 387         {
 388             items.Add(m_combobox->GetString(n));
 389         }
 390
 391         m_sizerCombo->Detach( m_combobox );
 392         delete m_combobox;
 393     }
 394
 395     m_combobox = new wxComboBox(this, ComboPage_Combo, wxEmptyString,
 396                                 wxDefaultPosition, wxDefaultSize,
 397                                 0, NULL,
 398                                 flags);
 399
 400 #if 0
 401     if ( m_chkFilename->GetValue() )
 402         ;
 403 #endif // TODO
 404
 405     unsigned int count = items.GetCount();
 406     for ( unsigned int n = 0; n < count; n++ )
 407     {
 408         m_combobox->Append(items[n]);
 409     }
 410
 411     m_sizerCombo->Add(m_combobox, 1, wxGROW | wxALL, 5);
 412     m_sizerCombo->Layout();
 413 }
 414
 415 // ----------------------------------------------------------------------------
 416 // event handlers
 417 // ----------------------------------------------------------------------------
 418
 419 void ComboboxWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
 420 {
 421     Reset();
 422
 423     CreateCombo();
 424 }
 425
 426 void ComboboxWidgetsPage::OnButtonChange(wxCommandEvent& WXUNUSED(event))
 427 {
 428     int sel = m_combobox->GetSelection();
 429     if ( sel != wxNOT_FOUND )
 430     {
 431 #ifndef __WXGTK__
 432         m_combobox->SetString(sel, m_textChange->GetValue());
 433 #else
 434         wxLogMessage(_T("Not implemented in wxGTK"));
 435 #endif
 436     }
 437 }
 438
 439 void ComboboxWidgetsPage::OnButtonDelete(wxCommandEvent& WXUNUSED(event))
 440 {
 441     unsigned long n;
 442     if ( !m_textDelete->GetValue().ToULong(&n) ||
 443             (n >= m_combobox->GetCount()) )
 444     {
 445         return;
 446     }
 447
 448     m_combobox->Delete(n);
 449 }
 450
 451 void ComboboxWidgetsPage::OnButtonDeleteSel(wxCommandEvent& WXUNUSED(event))
 452 {
 453     int sel = m_combobox->GetSelection();
 454     if ( sel != wxNOT_FOUND )
 455     {
 456         m_combobox->Delete(sel);
 457     }
 458 }
 459
 460 void ComboboxWidgetsPage::OnButtonClear(wxCommandEvent& WXUNUSED(event))
 461 {
 462     m_combobox->Clear();
 463 }
 464
 465 void ComboboxWidgetsPage::OnButtonInsert(wxCommandEvent& WXUNUSED(event))
 466 {
 467     static unsigned int s_item = 0;
 468
 469     wxString s = m_textInsert->GetValue();
 470     if ( !m_textInsert->IsModified() )
 471     {
 472         // update the default string
 473         m_textInsert->SetValue(wxString::Format(_T("test item %u"), ++s_item));
 474     }
 475
 476     if (m_combobox->GetSelection() >= 0)
 477         m_combobox->Insert(s, m_combobox->GetSelection());
 478 }
 479
 480 void ComboboxWidgetsPage::OnButtonAdd(wxCommandEvent& WXUNUSED(event))
 481 {
 482     static unsigned int s_item = 0;
 483
 484     wxString s = m_textAdd->GetValue();
 485     if ( !m_textAdd->IsModified() )
 486     {
 487         // update the default string
 488         m_textAdd->SetValue(wxString::Format(_T("test item %u"), ++s_item));
 489     }
 490
 491     m_combobox->Append(s);
 492 }
 493
 494 void ComboboxWidgetsPage::OnButtonAddMany(wxCommandEvent& WXUNUSED(event))
 495 {
 496     // "many" means 1000 here
 497     for ( unsigned int n = 0; n < 1000; n++ )
 498     {
 499         m_combobox->Append(wxString::Format(_T("item #%u"), n));
 500     }
 501 }
 502
 503 void ComboboxWidgetsPage::OnButtonSetCurrent(wxCommandEvent& WXUNUSED(event))
 504 {
 505     long n;
 506     if ( !m_textCur->GetValue().ToLong(&n) )
 507         return;
 508
 509     m_combobox->SetSelection(n);
 510 }
 511
 512 void ComboboxWidgetsPage::OnButtonAddSeveral(wxCommandEvent& WXUNUSED(event))
 513 {
 514     m_combobox->Append(_T("First"));
 515     m_combobox->Append(_T("another one"));
 516     m_combobox->Append(_T("and the last (very very very very very very very very very very long) one"));
 517 }
 518
 519 void ComboboxWidgetsPage::OnUpdateUIInsertionPointText(wxUpdateUIEvent& event)
 520 {
 521     if (m_combobox)
 522         event.SetText( wxString::Format(_T("%ld"), m_combobox->GetInsertionPoint()) );
 523 }
 524
 525 void ComboboxWidgetsPage::OnUpdateUIResetButton(wxUpdateUIEvent& event)
 526 {
 527     event.Enable( m_chkSort->GetValue() ||
 528                     m_chkReadonly->GetValue() ||
 529                         m_chkFilename->GetValue() );
 530 }
 531
 532 void ComboboxWidgetsPage::OnUpdateUIInsert(wxUpdateUIEvent& event)
 533 {
 534     if (m_combobox)
 535     {
 536         bool enable = !(m_combobox->GetWindowStyle() & wxCB_SORT) &&
 537                        (m_combobox->GetSelection() >= 0);
 538
 539         event.Enable(enable);
 540     }
 541 }
 542
 543 void ComboboxWidgetsPage::OnUpdateUIDeleteButton(wxUpdateUIEvent& event)
 544 {
 545     if (m_combobox)
 546     {
 547       unsigned long n;
 548       event.Enable(m_textDelete->GetValue().ToULong(&n) &&
 549         (n < (unsigned)m_combobox->GetCount()));
 550     }
 551 }
 552
 553 void ComboboxWidgetsPage::OnUpdateUIDeleteSelButton(wxUpdateUIEvent& event)
 554 {
 555     if (m_combobox)
 556         event.Enable(m_combobox->GetSelection() != wxNOT_FOUND);
 557 }
 558
 559 void ComboboxWidgetsPage::OnUpdateUIClearButton(wxUpdateUIEvent& event)
 560 {
 561     if (m_combobox)
 562         event.Enable(m_combobox->GetCount() != 0);
 563 }
 564
 565 void ComboboxWidgetsPage::OnUpdateUIAddSeveral(wxUpdateUIEvent& event)
 566 {
 567     if (m_combobox)
 568         event.Enable(!(m_combobox->GetWindowStyle() & wxCB_SORT));
 569 }
 570
 571 void ComboboxWidgetsPage::OnUpdateUISetCurrent(wxUpdateUIEvent& event)
 572 {
 573     long n;
 574     event.Enable( m_textCur->GetValue().ToLong(&n) &&
 575                     (n == wxNOT_FOUND ||
 576                         (n >= 0 && (unsigned)n < m_combobox->GetCount())) );
 577 }
 578
 579 void ComboboxWidgetsPage::OnComboText(wxCommandEvent& event)
 580 {
 581     if (!m_combobox)
 582         return;
 583
 584     wxString s = event.GetString();
 585
 586     wxASSERT_MSG( s == m_combobox->GetValue(),
 587                   _T("event and combobox values should be the same") );
 588
 589     if (event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER)
 590         wxLogMessage(_T("Combobox enter pressed (now '%s')"), s.c_str());
 591     else
 592         wxLogMessage(_T("Combobox text changed (now '%s')"), s.c_str());
 593 }
 594
 595 void ComboboxWidgetsPage::OnComboBox(wxCommandEvent& event)
 596 {
 597     long sel = event.GetInt();
 598     const wxString selstr = wxString::Format(_T("%ld"), sel);
 599     m_textDelete->SetValue(selstr);
 600     m_textCur->SetValue(selstr);
 601
 602     wxLogMessage(_T("Combobox item %ld selected"), sel);
 603
 604     wxLogMessage(_T("Combobox GetValue(): %s"), m_combobox->GetValue().c_str() );
 605 }
 606
 607 void ComboboxWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& WXUNUSED(event))
 608 {
 609     CreateCombo();
 610 }
 611
 612 #endif //wxUSE_COMBOBOX
 613
 614 #endif