samples/widgets/widgets.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Program:     wxWidgets Widgets Sample
   3 // Name:        samples/widgets/widgets.cpp
   4 // Purpose:     Sample showing most of the simple wxWidgets widgets
   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 // for all others, include the necessary headers
  28 #ifndef WX_PRECOMP
  29     #include "wx/app.h"
  30     #include "wx/log.h"
  31     #include "wx/frame.h"
  32     #include "wx/menu.h"
  33
  34     #include "wx/button.h"
  35     #include "wx/checkbox.h"
  36     #include "wx/listbox.h"
  37     #include "wx/statbox.h"
  38     #include "wx/stattext.h"
  39     #include "wx/textctrl.h"
  40     #include "wx/msgdlg.h"
  41 #endif
  42
  43 #include "wx/sysopt.h"
  44 #include "wx/bookctrl.h"
  45 #include "wx/sizer.h"
  46 #include "wx/colordlg.h"
  47 #include "wx/fontdlg.h"
  48 #include "wx/textdlg.h"
  49
  50 #include "widgets.h"
  51
  52 // ----------------------------------------------------------------------------
  53 // constants
  54 // ----------------------------------------------------------------------------
  55
  56 // control ids
  57 enum
  58 {
  59     Widgets_ClearLog = 100,
  60     Widgets_Quit,
  61
  62 #if wxUSE_TOOLTIPS
  63     Widgets_SetTooltip,
  64 #endif // wxUSE_TOOLTIPS
  65     Widgets_SetFgColour,
  66     Widgets_SetBgColour,
  67     Widgets_SetFont,
  68     Widgets_Enable,
  69
  70     Widgets_BorderNone,
  71     Widgets_BorderStatic,
  72     Widgets_BorderSimple,
  73     Widgets_BorderRaised,
  74     Widgets_BorderSunken,
  75     Widgets_BorderDouble,
  76     Widgets_BorderDefault
  77 };
  78
  79 // ----------------------------------------------------------------------------
  80 // our classes
  81 // ----------------------------------------------------------------------------
  82
  83 // Define a new application type, each program should derive a class from wxApp
  84 class WidgetsApp : public wxApp
  85 {
  86 public:
  87     // override base class virtuals
  88     // ----------------------------
  89
  90     // this one is called on application startup and is a good place for the app
  91     // initialization (doing it here and not in the ctor allows to have an error
  92     // return: if OnInit() returns false, the application terminates)
  93     virtual bool OnInit();
  94 };
  95
  96 // Define a new frame type: this is going to be our main frame
  97 class WidgetsFrame : public wxFrame
  98 {
  99 public:
 100     // ctor(s) and dtor
 101     WidgetsFrame(const wxString& title);
 102     virtual ~WidgetsFrame();
 103
 104 protected:
 105     // event handlers
 106 #if USE_LOG
 107     void OnButtonClearLog(wxCommandEvent& event);
 108 #endif // USE_LOG
 109     void OnExit(wxCommandEvent& event);
 110
 111 #if wxUSE_MENUS
 112 #if wxUSE_TOOLTIPS
 113     void OnSetTooltip(wxCommandEvent& event);
 114 #endif // wxUSE_TOOLTIPS
 115     void OnSetFgCol(wxCommandEvent& event);
 116     void OnSetBgCol(wxCommandEvent& event);
 117     void OnSetFont(wxCommandEvent& event);
 118     void OnEnable(wxCommandEvent& event);
 119     void OnSetBorder(wxCommandEvent& event);
 120 #endif // wxUSE_MENUS
 121
 122     // initialize the book: add all pages to it
 123     void InitBook();
 124
 125 private:
 126     // the panel containing everything
 127     wxPanel *m_panel;
 128
 129 #if USE_LOG
 130     // the listbox for logging messages
 131     wxListBox *m_lboxLog;
 132
 133     // the log target we use to redirect messages to the listbox
 134     wxLog *m_logTarget;
 135 #endif // USE_LOG
 136
 137     // the book containing the test pages
 138     wxBookCtrlBase *m_book;
 139
 140     // and the image list for it
 141     wxImageList *m_imaglist;
 142
 143 #if wxUSE_MENUS
 144     // last chosen fg/bg colours and font
 145     wxColour m_colFg,
 146              m_colBg;
 147     wxFont   m_font;
 148 #endif // wxUSE_MENUS
 149
 150     // any class wishing to process wxWidgets events must use this macro
 151     DECLARE_EVENT_TABLE()
 152 };
 153
 154 #if USE_LOG
 155 // A log target which just redirects the messages to a listbox
 156 class LboxLogger : public wxLog
 157 {
 158 public:
 159     LboxLogger(wxListBox *lbox, wxLog *logOld)
 160     {
 161         m_lbox = lbox;
 162         //m_lbox->Disable(); -- looks ugly under MSW
 163         m_logOld = logOld;
 164     }
 165
 166     virtual ~LboxLogger()
 167     {
 168         wxLog::SetActiveTarget(m_logOld);
 169     }
 170
 171 private:
 172     // implement sink functions
 173     virtual void DoLog(wxLogLevel level, const wxChar *szString, time_t t)
 174     {
 175         // don't put trace messages into listbox or we can get into infinite
 176         // recursion
 177         if ( level == wxLOG_Trace )
 178         {
 179             if ( m_logOld )
 180             {
 181                 // cast is needed to call protected method
 182                 ((LboxLogger *)m_logOld)->DoLog(level, szString, t);
 183             }
 184         }
 185         else
 186         {
 187             wxLog::DoLog(level, szString, t);
 188         }
 189     }
 190
 191     virtual void DoLogString(const wxChar *szString, time_t WXUNUSED(t))
 192     {
 193         wxString msg;
 194         TimeStamp(&msg);
 195         msg += szString;
 196
 197         #ifdef __WXUNIVERSAL__
 198             m_lbox->AppendAndEnsureVisible(msg);
 199         #else // other ports don't have this method yet
 200             m_lbox->Append(msg);
 201             m_lbox->SetFirstItem(m_lbox->GetCount() - 1);
 202         #endif
 203     }
 204
 205     // the control we use
 206     wxListBox *m_lbox;
 207
 208     // the old log target
 209     wxLog *m_logOld;
 210 };
 211 #endif // USE_LOG
 212
 213 // array of pages
 214 WX_DEFINE_ARRAY_PTR(WidgetsPage *, ArrayWidgetsPage);
 215
 216 // ----------------------------------------------------------------------------
 217 // misc macros
 218 // ----------------------------------------------------------------------------
 219
 220 IMPLEMENT_APP(WidgetsApp)
 221
 222 // ----------------------------------------------------------------------------
 223 // event tables
 224 // ----------------------------------------------------------------------------
 225
 226 BEGIN_EVENT_TABLE(WidgetsFrame, wxFrame)
 227 #if USE_LOG
 228     EVT_BUTTON(Widgets_ClearLog, WidgetsFrame::OnButtonClearLog)
 229 #endif // USE_LOG
 230     EVT_BUTTON(Widgets_Quit, WidgetsFrame::OnExit)
 231
 232 #if wxUSE_TOOLTIPS
 233     EVT_MENU(Widgets_SetTooltip, WidgetsFrame::OnSetTooltip)
 234 #endif // wxUSE_TOOLTIPS
 235
 236     EVT_MENU(Widgets_SetFgColour, WidgetsFrame::OnSetFgCol)
 237     EVT_MENU(Widgets_SetBgColour, WidgetsFrame::OnSetBgCol)
 238     EVT_MENU(Widgets_SetFont,     WidgetsFrame::OnSetFont)
 239     EVT_MENU(Widgets_Enable,      WidgetsFrame::OnEnable)
 240
 241     EVT_MENU_RANGE(Widgets_BorderNone, Widgets_BorderDefault,
 242                    WidgetsFrame::OnSetBorder)
 243
 244     EVT_MENU(wxID_EXIT, WidgetsFrame::OnExit)
 245 END_EVENT_TABLE()
 246
 247 // ============================================================================
 248 // implementation
 249 // ============================================================================
 250
 251 // ----------------------------------------------------------------------------
 252 // app class
 253 // ----------------------------------------------------------------------------
 254
 255 bool WidgetsApp::OnInit()
 256 {
 257     if ( !wxApp::OnInit() )
 258         return false;
 259
 260     // the reason for having these ifdef's is that I often run two copies of
 261     // this sample side by side and it is useful to see which one is which
 262     wxString title;
 263 #if defined(__WXUNIVERSAL__)
 264     title = _T("wxUniv/");
 265 #endif
 266
 267 #if defined(__WXMSW__)
 268     title += _T("wxMSW");
 269 #elif defined(__WXGTK__)
 270     title += _T("wxGTK");
 271 #elif defined(__WXMAC__)
 272     title += _T("wxMAC");
 273 #elif defined(__WXMOTIF__)
 274     title += _T("wxMOTIF");
 275 #else
 276     title += _T("wxWidgets");
 277 #endif
 278
 279     wxFrame *frame = new WidgetsFrame(title + _T(" widgets demo"));
 280     frame->Show();
 281
 282     //wxLog::AddTraceMask(_T("listbox"));
 283     //wxLog::AddTraceMask(_T("scrollbar"));
 284     //wxLog::AddTraceMask(_T("focus"));
 285
 286     return true;
 287 }
 288
 289 // ----------------------------------------------------------------------------
 290 // WidgetsFrame construction
 291 // ----------------------------------------------------------------------------
 292
 293 WidgetsFrame::WidgetsFrame(const wxString& title)
 294             : wxFrame(NULL, wxID_ANY, title,
 295                       wxPoint(0, 50), wxDefaultSize,
 296                       wxDEFAULT_FRAME_STYLE |
 297                       wxNO_FULL_REPAINT_ON_RESIZE |
 298                       wxCLIP_CHILDREN |
 299                       wxTAB_TRAVERSAL)
 300 {
 301     // init everything
 302 #if USE_LOG
 303     m_lboxLog = (wxListBox *)NULL;
 304     m_logTarget = (wxLog *)NULL;
 305 #endif // USE_LOG
 306     m_book = (wxBookCtrlBase *)NULL;
 307     m_imaglist = (wxImageList *)NULL;
 308
 309 #if wxUSE_MENUS
 310     // create the menubar
 311     wxMenuBar *mbar = new wxMenuBar;
 312     wxMenu *menuWidget = new wxMenu;
 313 #if wxUSE_TOOLTIPS
 314     menuWidget->Append(Widgets_SetTooltip, _T("Set &tooltip...\tCtrl-T"));
 315     menuWidget->AppendSeparator();
 316 #endif // wxUSE_TOOLTIPS
 317     menuWidget->Append(Widgets_SetFgColour, _T("Set &foreground...\tCtrl-F"));
 318     menuWidget->Append(Widgets_SetBgColour, _T("Set &background...\tCtrl-B"));
 319     menuWidget->Append(Widgets_SetFont,     _T("Set f&ont...\tCtrl-O"));
 320     menuWidget->AppendCheckItem(Widgets_Enable,  _T("&Enable/disable\tCtrl-E"));
 321
 322     wxMenu *menuBorders = new wxMenu;
 323     menuBorders->AppendRadioItem(Widgets_BorderDefault, _T("De&fault\tCtrl-Shift-9"));
 324     menuBorders->AppendRadioItem(Widgets_BorderNone,   _T("&None\tCtrl-Shift-0"));
 325     menuBorders->AppendRadioItem(Widgets_BorderSimple, _T("&Simple\tCtrl-Shift-1"));
 326     menuBorders->AppendRadioItem(Widgets_BorderDouble, _T("&Double\tCtrl-Shift-2"));
 327     menuBorders->AppendRadioItem(Widgets_BorderStatic, _T("Stati&c\tCtrl-Shift-3"));
 328     menuBorders->AppendRadioItem(Widgets_BorderRaised, _T("&Raised\tCtrl-Shift-4"));
 329     menuBorders->AppendRadioItem(Widgets_BorderSunken, _T("S&unken\tCtrl-Shift-5"));
 330     menuWidget->AppendSubMenu(menuBorders, _T("Set &border"));
 331
 332     menuWidget->AppendSeparator();
 333     menuWidget->Append(wxID_EXIT, _T("&Quit\tCtrl-Q"));
 334     mbar->Append(menuWidget, _T("&Widget"));
 335     SetMenuBar(mbar);
 336
 337     mbar->Check(Widgets_Enable, true);
 338 #endif // wxUSE_MENUS
 339
 340     // create controls
 341     m_panel = new wxPanel(this, wxID_ANY,
 342         wxDefaultPosition, wxDefaultSize, wxCLIP_CHILDREN);
 343
 344     wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
 345
 346     // we have 2 panes: book with pages demonstrating the controls in the
 347     // upper one and the log window with some buttons in the lower
 348
 349     int style = wxNO_FULL_REPAINT_ON_RESIZE|wxCLIP_CHILDREN|wxBK_DEFAULT;
 350     // Uncomment to suppress page theme (draw in solid colour)
 351     //style |= wxNB_NOPAGETHEME;
 352
 353     m_book = new wxBookCtrl(m_panel, wxID_ANY, wxDefaultPosition,
 354 #ifdef __WXMOTIF__
 355         wxSize(500, wxDefaultCoord), // under Motif, height is a function of the width...
 356 #else
 357         wxDefaultSize,
 358 #endif
 359         style);
 360     InitBook();
 361
 362 #ifndef __SMARTPHONE__
 363     // the lower one only has the log listbox and a button to clear it
 364 #if USE_LOG
 365     wxSizer *sizerDown = new wxStaticBoxSizer(
 366         new wxStaticBox( m_panel, wxID_ANY, _T("&Log window") ),
 367         wxVERTICAL);
 368
 369     m_lboxLog = new wxListBox(m_panel, wxID_ANY);
 370     sizerDown->Add(m_lboxLog, 1, wxGROW | wxALL, 5);
 371     sizerDown->SetMinSize(100, 150);
 372 #else
 373     wxSizer *sizerDown = new wxBoxSizer(wxVERTICAL);
 374 #endif // USE_LOG
 375
 376     wxBoxSizer *sizerBtns = new wxBoxSizer(wxHORIZONTAL);
 377     wxButton *btn;
 378 #if USE_LOG
 379     btn = new wxButton(m_panel, Widgets_ClearLog, _T("Clear &log"));
 380     sizerBtns->Add(btn);
 381     sizerBtns->Add(10, 0); // spacer
 382 #endif // USE_LOG
 383     btn = new wxButton(m_panel, Widgets_Quit, _T("E&xit"));
 384     sizerBtns->Add(btn);
 385     sizerDown->Add(sizerBtns, 0, wxALL | wxALIGN_RIGHT, 5);
 386
 387     // put everything together
 388     sizerTop->Add(m_book, 1, wxGROW | (wxALL & ~(wxTOP | wxBOTTOM)), 10);
 389     sizerTop->Add(0, 5, 0, wxGROW); // spacer in between
 390     sizerTop->Add(sizerDown, 0,  wxGROW | (wxALL & ~wxTOP), 10);
 391
 392 #else // !__SMARTPHONE__/__SMARTPHONE__
 393
 394     sizerTop->Add(m_book, 1, wxGROW | wxALL );
 395
 396 #endif // __SMARTPHONE__
 397
 398     m_panel->SetSizer(sizerTop);
 399
 400     sizerTop->Fit(this);
 401     sizerTop->SetSizeHints(this);
 402
 403 #if USE_LOG && !defined(__WXCOCOA__)
 404     // wxCocoa's listbox is too flakey to use for logging right now
 405     // now that everything is created we can redirect the log messages to the
 406     // listbox
 407     m_logTarget = new LboxLogger(m_lboxLog, wxLog::GetActiveTarget());
 408     wxLog::SetActiveTarget(m_logTarget);
 409 #endif
 410 }
 411
 412 void WidgetsFrame::InitBook()
 413 {
 414     m_imaglist = new wxImageList(32, 32);
 415
 416     ArrayWidgetsPage pages;
 417     wxArrayString labels;
 418
 419     // we need to first create all pages and only then add them to the book
 420     // as we need the image list first
 421     WidgetsPageInfo *info = WidgetsPage::ms_widgetPages;
 422     while ( info )
 423     {
 424         WidgetsPage *page = (*info->GetCtor())(m_book, m_imaglist);
 425         pages.Add(page);
 426
 427         labels.Add(info->GetLabel());
 428
 429         info = info->GetNext();
 430     }
 431
 432     m_book->SetImageList(m_imaglist);
 433
 434     // now do add them
 435     size_t count = pages.GetCount();
 436     for ( size_t n = 0; n < count; n++ )
 437     {
 438         m_book->AddPage(
 439                         pages[n],
 440                         labels[n],
 441                         false, // don't select
 442                         n // image id
 443                        );
 444     }
 445 }
 446
 447 WidgetsFrame::~WidgetsFrame()
 448 {
 449 #if USE_LOG
 450     delete m_logTarget;
 451 #endif // USE_LOG
 452     delete m_imaglist;
 453 }
 454
 455 // ----------------------------------------------------------------------------
 456 // WidgetsFrame event handlers
 457 // ----------------------------------------------------------------------------
 458
 459 void WidgetsFrame::OnExit(wxCommandEvent& WXUNUSED(event))
 460 {
 461     Close();
 462 }
 463
 464 #if USE_LOG
 465 void WidgetsFrame::OnButtonClearLog(wxCommandEvent& WXUNUSED(event))
 466 {
 467     m_lboxLog->Clear();
 468 }
 469 #endif // USE_LOG
 470
 471 #if wxUSE_MENUS
 472
 473 #if wxUSE_TOOLTIPS
 474
 475 void WidgetsFrame::OnSetTooltip(wxCommandEvent& WXUNUSED(event))
 476 {
 477     static wxString s_tip = _T("This is a tooltip");
 478
 479     wxString s = wxGetTextFromUser
 480                  (
 481                     _T("Tooltip text: "),
 482                     _T("Widgets sample"),
 483                     s_tip,
 484                     this
 485                  );
 486
 487     if ( s.empty() )
 488         return;
 489
 490     s_tip = s;
 491
 492     if( wxMessageBox( _T("Test multiline tooltip text?"),
 493                       _T("Widgets sample"),
 494                       wxYES_NO,
 495                       this
 496                     ) == wxYES )
 497     {
 498         s = _T("#1 ") + s_tip + _T("\n") + _T("#2 ") + s_tip;
 499     }
 500
 501     WidgetsPage *page = wxStaticCast(m_book->GetCurrentPage(), WidgetsPage);
 502     page->GetWidget()->SetToolTip(s);
 503
 504     wxControl *ctrl2 = page->GetWidget2();
 505     if ( ctrl2 )
 506         ctrl2->SetToolTip(s);
 507 }
 508
 509 #endif // wxUSE_TOOLTIPS
 510
 511 void WidgetsFrame::OnSetFgCol(wxCommandEvent& WXUNUSED(event))
 512 {
 513 #if wxUSE_COLOURDLG
 514     // allow for debugging the default colour the first time this is called
 515     WidgetsPage *page = wxStaticCast(m_book->GetCurrentPage(), WidgetsPage);
 516     if (!m_colFg.Ok())
 517         m_colFg = page->GetForegroundColour();
 518
 519     wxColour col = wxGetColourFromUser(this, m_colFg);
 520     if ( !col.Ok() )
 521         return;
 522
 523     m_colFg = col;
 524
 525     page->GetWidget()->SetForegroundColour(m_colFg);
 526     page->GetWidget()->Refresh();
 527
 528     wxControl *ctrl2 = page->GetWidget2();
 529     if ( ctrl2 )
 530     {
 531         ctrl2->SetForegroundColour(m_colFg);
 532         ctrl2->Refresh();
 533     }
 534 #else
 535     wxLogMessage(_T("Colour selection dialog not available in current build."));
 536 #endif
 537 }
 538
 539 void WidgetsFrame::OnSetBgCol(wxCommandEvent& WXUNUSED(event))
 540 {
 541 #if wxUSE_COLOURDLG
 542     WidgetsPage *page = wxStaticCast(m_book->GetCurrentPage(), WidgetsPage);
 543     if ( !m_colBg.Ok() )
 544         m_colBg = page->GetBackgroundColour();
 545
 546     wxColour col = wxGetColourFromUser(this, m_colBg);
 547     if ( !col.Ok() )
 548         return;
 549
 550     m_colBg = col;
 551
 552     page->GetWidget()->SetBackgroundColour(m_colBg);
 553     page->GetWidget()->Refresh();
 554
 555     wxControl *ctrl2 = page->GetWidget2();
 556     if ( ctrl2 )
 557     {
 558         ctrl2->SetBackgroundColour(m_colFg);
 559         ctrl2->Refresh();
 560     }
 561 #else
 562     wxLogMessage(_T("Colour selection dialog not available in current build."));
 563 #endif
 564 }
 565
 566 void WidgetsFrame::OnSetFont(wxCommandEvent& WXUNUSED(event))
 567 {
 568 #if wxUSE_FONTDLG
 569     WidgetsPage *page = wxStaticCast(m_book->GetCurrentPage(), WidgetsPage);
 570     if (!m_font.Ok())
 571         m_font = page->GetFont();
 572
 573     wxFont font = wxGetFontFromUser(this, m_font);
 574     if ( !font.Ok() )
 575         return;
 576
 577     m_font = font;
 578
 579     page->GetWidget()->SetFont(m_font);
 580     page->GetWidget()->Refresh();
 581
 582     wxControl *ctrl2 = page->GetWidget2();
 583     if ( ctrl2 )
 584     {
 585         ctrl2->SetFont(m_font);
 586         ctrl2->Refresh();
 587     }
 588 #else
 589     wxLogMessage(_T("Font selection dialog not available in current build."));
 590 #endif
 591 }
 592
 593 void WidgetsFrame::OnEnable(wxCommandEvent& event)
 594 {
 595     WidgetsPage *page = wxStaticCast(m_book->GetCurrentPage(), WidgetsPage);
 596     page->GetWidget()->Enable(event.IsChecked());
 597 }
 598
 599 void WidgetsFrame::OnSetBorder(wxCommandEvent& event)
 600 {
 601     int border;
 602     switch ( event.GetId() )
 603     {
 604         case Widgets_BorderNone:   border = wxBORDER_NONE;   break;
 605         case Widgets_BorderStatic: border = wxBORDER_STATIC; break;
 606         case Widgets_BorderSimple: border = wxBORDER_SIMPLE; break;
 607         case Widgets_BorderRaised: border = wxBORDER_RAISED; break;
 608         case Widgets_BorderSunken: border = wxBORDER_SUNKEN; break;
 609         case Widgets_BorderDouble: border = wxBORDER_DOUBLE; break;
 610
 611         default:
 612             wxFAIL_MSG( _T("unknown border style") );
 613             // fall through
 614
 615         case Widgets_BorderDefault: border = wxBORDER_DEFAULT; break;
 616     }
 617
 618     WidgetsPage::ms_defaultFlags &= ~wxBORDER_MASK;
 619     WidgetsPage::ms_defaultFlags |= border;
 620
 621     WidgetsPage *page = wxStaticCast(m_book->GetCurrentPage(), WidgetsPage);
 622     page->RecreateWidget();
 623 }
 624
 625 #endif // wxUSE_MENUS
 626
 627 // ----------------------------------------------------------------------------
 628 // WidgetsPageInfo
 629 // ----------------------------------------------------------------------------
 630
 631 WidgetsPageInfo::WidgetsPageInfo(Constructor ctor, const wxChar *label)
 632                : m_label(label)
 633 {
 634     m_ctor = ctor;
 635
 636     m_next = NULL;
 637
 638     // dummy sorting: add and immediately sort in the list according to label
 639     if(WidgetsPage::ms_widgetPages)
 640     {
 641         WidgetsPageInfo *node_prev = WidgetsPage::ms_widgetPages;
 642         if ( wxStrcmp(label, node_prev->GetLabel().c_str()) < 0 )
 643         {
 644             // add as first
 645             m_next = node_prev;
 646             WidgetsPage::ms_widgetPages = this;
 647         }
 648         else
 649         {
 650             WidgetsPageInfo *node_next;
 651             do
 652             {
 653                 node_next = node_prev->GetNext();
 654                 if ( node_next )
 655                 {
 656                     // add if between two
 657                     if ( wxStrcmp(label, node_next->GetLabel().c_str()) < 0 )
 658                     {
 659                         node_prev->SetNext(this);
 660                         m_next = node_next;
 661                         // force to break loop
 662                         node_next = NULL;
 663                     }
 664                 }
 665                 else
 666                 {
 667                     // add as last
 668                     node_prev->SetNext(this);
 669                     m_next = node_next;
 670                 }
 671                 node_prev = node_next;
 672             }
 673             while ( node_next );
 674         }
 675     }
 676     else
 677     {
 678         // add when first
 679         WidgetsPage::ms_widgetPages = this;
 680     }
 681 }
 682
 683 // ----------------------------------------------------------------------------
 684 // WidgetsPage
 685 // ----------------------------------------------------------------------------
 686
 687 int WidgetsPage::ms_defaultFlags = wxBORDER_DEFAULT;
 688 WidgetsPageInfo *WidgetsPage::ms_widgetPages = NULL;
 689
 690 WidgetsPage::WidgetsPage(wxBookCtrlBase *book)
 691            : wxPanel(book, wxID_ANY,
 692                      wxDefaultPosition, wxDefaultSize,
 693                      wxNO_FULL_REPAINT_ON_RESIZE |
 694                      wxCLIP_CHILDREN |
 695                      wxTAB_TRAVERSAL)
 696 {
 697 }
 698
 699 wxSizer *WidgetsPage::CreateSizerWithText(wxControl *control,
 700                                           wxWindowID id,
 701                                           wxTextCtrl **ppText)
 702 {
 703     wxSizer *sizerRow = new wxBoxSizer(wxHORIZONTAL);
 704     wxTextCtrl *text = new wxTextCtrl(this, id, wxEmptyString,
 705         wxDefaultPosition, wxDefaultSize, wxTE_PROCESS_ENTER);
 706
 707     sizerRow->Add(control, 0, wxRIGHT | wxALIGN_CENTRE_VERTICAL, 5);
 708     sizerRow->Add(text, 1, wxLEFT | wxALIGN_CENTRE_VERTICAL, 5);
 709
 710     if ( ppText )
 711         *ppText = text;
 712
 713     return sizerRow;
 714 }
 715
 716 // create a sizer containing a label and a text ctrl
 717 wxSizer *WidgetsPage::CreateSizerWithTextAndLabel(const wxString& label,
 718                                                   wxWindowID id,
 719                                                   wxTextCtrl **ppText)
 720 {
 721     return CreateSizerWithText(new wxStaticText(this, wxID_ANY, label),
 722         id, ppText);
 723 }
 724
 725 // create a sizer containing a button and a text ctrl
 726 wxSizer *WidgetsPage::CreateSizerWithTextAndButton(wxWindowID idBtn,
 727                                                    const wxString& label,
 728                                                    wxWindowID id,
 729                                                    wxTextCtrl **ppText)
 730 {
 731     return CreateSizerWithText(new wxButton(this, idBtn, label), id, ppText);
 732 }
 733
 734 wxCheckBox *WidgetsPage::CreateCheckBoxAndAddToSizer(wxSizer *sizer,
 735                                                      const wxString& label,
 736                                                      wxWindowID id)
 737 {
 738     wxCheckBox *checkbox = new wxCheckBox(this, id, label);
 739     sizer->Add(checkbox, 0, wxLEFT | wxRIGHT, 5);
 740     sizer->Add(0, 2, 0, wxGROW); // spacer
 741
 742     return checkbox;
 743 }