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     #include "wx/image.h"
  34
  35     #include "wx/button.h"
  36     #include "wx/checkbox.h"
  37     #include "wx/listbox.h"
  38     #include "wx/statbox.h"
  39     #include "wx/stattext.h"
  40     #include "wx/textctrl.h"
  41     #include "wx/msgdlg.h"
  42 #endif
  43
  44 #include "wx/sysopt.h"
  45 #include "wx/bookctrl.h"
  46 #include "wx/treebook.h"
  47 #include "wx/sizer.h"
  48 #include "wx/colordlg.h"
  49 #include "wx/fontdlg.h"
  50 #include "wx/textdlg.h"
  51 #include "wx/imaglist.h"
  52 #include "wx/wupdlock.h"
  53
  54 #include "widgets.h"
  55
  56 #include "../sample.xpm"
  57
  58 // ----------------------------------------------------------------------------
  59 // constants
  60 // ----------------------------------------------------------------------------
  61
  62 // control ids
  63 enum
  64 {
  65     Widgets_ClearLog = 100,
  66     Widgets_Quit,
  67
  68     Widgets_BookCtrl,
  69
  70 #if wxUSE_TOOLTIPS
  71     Widgets_SetTooltip,
  72 #endif // wxUSE_TOOLTIPS
  73     Widgets_SetFgColour,
  74     Widgets_SetBgColour,
  75     Widgets_SetFont,
  76     Widgets_Enable,
  77
  78     Widgets_BorderNone,
  79     Widgets_BorderStatic,
  80     Widgets_BorderSimple,
  81     Widgets_BorderRaised,
  82     Widgets_BorderSunken,
  83     Widgets_BorderDouble,
  84     Widgets_BorderDefault,
  85
  86     Widgets_GlobalBusyCursor,
  87     Widgets_BusyCursor,
  88
  89     Widgets_GoToPage,
  90     Widgets_GoToPageLast = Widgets_GoToPage + 100
  91 };
  92
  93 const wxChar *WidgetsCategories[MAX_PAGES] = {
  94 #if defined(__WXUNIVERSAL__)
  95     wxT("Universal"),
  96 #else
  97     wxT("Native"),
  98 #endif
  99     wxT("Generic"),
 100     wxT("Pickers"),
 101     wxT("Comboboxes"),
 102     wxT("With items"),
 103     wxT("Editable"),
 104     wxT("Books"),
 105     wxT("All controls")
 106 };
 107
 108 // ----------------------------------------------------------------------------
 109 // our classes
 110 // ----------------------------------------------------------------------------
 111
 112 // Define a new application type, each program should derive a class from wxApp
 113 class WidgetsApp : public wxApp
 114 {
 115 public:
 116     // override base class virtuals
 117     // ----------------------------
 118
 119     // this one is called on application startup and is a good place for the app
 120     // initialization (doing it here and not in the ctor allows to have an error
 121     // return: if OnInit() returns false, the application terminates)
 122     virtual bool OnInit();
 123 };
 124
 125 // Define a new frame type: this is going to be our main frame
 126 class WidgetsFrame : public wxFrame
 127 {
 128 public:
 129     // ctor(s) and dtor
 130     WidgetsFrame(const wxString& title);
 131     virtual ~WidgetsFrame();
 132
 133 protected:
 134     // event handlers
 135 #if USE_LOG
 136     void OnButtonClearLog(wxCommandEvent& event);
 137 #endif // USE_LOG
 138     void OnExit(wxCommandEvent& event);
 139
 140 #if wxUSE_MENUS
 141     void OnPageChanging(WidgetsBookCtrlEvent& event);
 142     void OnPageChanged(WidgetsBookCtrlEvent& event);
 143     void OnGoToPage(wxCommandEvent& event);
 144
 145 #if wxUSE_TOOLTIPS
 146     void OnSetTooltip(wxCommandEvent& event);
 147 #endif // wxUSE_TOOLTIPS
 148     void OnSetFgCol(wxCommandEvent& event);
 149     void OnSetBgCol(wxCommandEvent& event);
 150     void OnSetFont(wxCommandEvent& event);
 151     void OnEnable(wxCommandEvent& event);
 152     void OnSetBorder(wxCommandEvent& event);
 153
 154     void OnToggleGlobalBusyCursor(wxCommandEvent& event);
 155     void OnToggleBusyCursor(wxCommandEvent& event);
 156 #endif // wxUSE_MENUS
 157
 158     // initialize the book: add all pages to it
 159     void InitBook();
 160
 161     // return the currently selected page (never NULL)
 162     WidgetsPage *CurrentPage();
 163
 164 private:
 165     // the panel containing everything
 166     wxPanel *m_panel;
 167
 168 #if USE_LOG
 169     // the listbox for logging messages
 170     wxListBox *m_lboxLog;
 171
 172     // the log target we use to redirect messages to the listbox
 173     wxLog *m_logTarget;
 174 #endif // USE_LOG
 175
 176     // the book containing the test pages
 177     WidgetsBookCtrl *m_book;
 178
 179 #if wxUSE_MENUS
 180     // last chosen fg/bg colours and font
 181     wxColour m_colFg,
 182              m_colBg;
 183     wxFont   m_font;
 184 #endif // wxUSE_MENUS
 185
 186     // any class wishing to process wxWidgets events must use this macro
 187     DECLARE_EVENT_TABLE()
 188 };
 189
 190 #if USE_LOG
 191 // A log target which just redirects the messages to a listbox
 192 class LboxLogger : public wxLog
 193 {
 194 public:
 195     LboxLogger(wxListBox *lbox, wxLog *logOld)
 196     {
 197         m_lbox = lbox;
 198         //m_lbox->Disable(); -- looks ugly under MSW
 199         m_logOld = logOld;
 200     }
 201
 202     virtual ~LboxLogger()
 203     {
 204         wxLog::SetActiveTarget(m_logOld);
 205     }
 206
 207 private:
 208     // implement sink functions
 209     virtual void DoLog(wxLogLevel level, const wxString& str, time_t t)
 210     {
 211         // don't put trace messages into listbox or we can get into infinite
 212         // recursion
 213         if ( level == wxLOG_Trace )
 214         {
 215             if ( m_logOld )
 216             {
 217                 // cast is needed to call protected method
 218                 ((LboxLogger *)m_logOld)->DoLog(level, str, t);
 219             }
 220         }
 221         else
 222         {
 223             wxLog::DoLog(level, str, t);
 224         }
 225     }
 226
 227     virtual void DoLogString(const wxString& str, time_t WXUNUSED(t))
 228     {
 229         wxString msg;
 230         TimeStamp(&msg);
 231         msg += str;
 232
 233         #ifdef __WXUNIVERSAL__
 234             m_lbox->AppendAndEnsureVisible(msg);
 235         #else // other ports don't have this method yet
 236             m_lbox->Append(msg);
 237             m_lbox->SetFirstItem(m_lbox->GetCount() - 1);
 238         #endif
 239     }
 240
 241     // the control we use
 242     wxListBox *m_lbox;
 243
 244     // the old log target
 245     wxLog *m_logOld;
 246 };
 247 #endif // USE_LOG
 248
 249 // array of pages
 250 WX_DEFINE_ARRAY_PTR(WidgetsPage *, ArrayWidgetsPage);
 251
 252 // ----------------------------------------------------------------------------
 253 // misc macros
 254 // ----------------------------------------------------------------------------
 255
 256 IMPLEMENT_APP(WidgetsApp)
 257
 258 // ----------------------------------------------------------------------------
 259 // event tables
 260 // ----------------------------------------------------------------------------
 261
 262 BEGIN_EVENT_TABLE(WidgetsFrame, wxFrame)
 263 #if USE_LOG
 264     EVT_BUTTON(Widgets_ClearLog, WidgetsFrame::OnButtonClearLog)
 265 #endif // USE_LOG
 266     EVT_BUTTON(Widgets_Quit, WidgetsFrame::OnExit)
 267
 268 #if wxUSE_TOOLTIPS
 269     EVT_MENU(Widgets_SetTooltip, WidgetsFrame::OnSetTooltip)
 270 #endif // wxUSE_TOOLTIPS
 271
 272 #if wxUSE_MENUS
 273     EVT_WIDGETS_PAGE_CHANGING(wxID_ANY, WidgetsFrame::OnPageChanging)
 274     EVT_MENU_RANGE(Widgets_GoToPage, Widgets_GoToPageLast,
 275                    WidgetsFrame::OnGoToPage)
 276
 277     EVT_MENU(Widgets_SetFgColour, WidgetsFrame::OnSetFgCol)
 278     EVT_MENU(Widgets_SetBgColour, WidgetsFrame::OnSetBgCol)
 279     EVT_MENU(Widgets_SetFont,     WidgetsFrame::OnSetFont)
 280     EVT_MENU(Widgets_Enable,      WidgetsFrame::OnEnable)
 281
 282     EVT_MENU_RANGE(Widgets_BorderNone, Widgets_BorderDefault,
 283                    WidgetsFrame::OnSetBorder)
 284
 285     EVT_MENU(Widgets_GlobalBusyCursor,  WidgetsFrame::OnToggleGlobalBusyCursor)
 286     EVT_MENU(Widgets_BusyCursor,        WidgetsFrame::OnToggleBusyCursor)
 287
 288     EVT_MENU(wxID_EXIT, WidgetsFrame::OnExit)
 289 #endif // wxUSE_MENUS
 290 END_EVENT_TABLE()
 291
 292 // ============================================================================
 293 // implementation
 294 // ============================================================================
 295
 296 // ----------------------------------------------------------------------------
 297 // app class
 298 // ----------------------------------------------------------------------------
 299
 300 bool WidgetsApp::OnInit()
 301 {
 302     if ( !wxApp::OnInit() )
 303         return false;
 304
 305     // the reason for having these ifdef's is that I often run two copies of
 306     // this sample side by side and it is useful to see which one is which
 307     wxString title;
 308 #if defined(__WXUNIVERSAL__)
 309     title = _T("wxUniv/");
 310 #endif
 311
 312 #if defined(__WXMSW__)
 313     title += _T("wxMSW");
 314 #elif defined(__WXGTK__)
 315     title += _T("wxGTK");
 316 #elif defined(__WXMAC__)
 317     title += _T("wxMAC");
 318 #elif defined(__WXMOTIF__)
 319     title += _T("wxMOTIF");
 320 #elif __WXPALMOS5__
 321     title += _T("wxPALMOS5");
 322 #elif __WXPALMOS6__
 323     title += _T("wxPALMOS6");
 324 #else
 325     title += _T("wxWidgets");
 326 #endif
 327
 328     wxFrame *frame = new WidgetsFrame(title + _T(" widgets demo"));
 329     frame->Show();
 330
 331     //wxLog::AddTraceMask(_T("listbox"));
 332     //wxLog::AddTraceMask(_T("scrollbar"));
 333     //wxLog::AddTraceMask(_T("focus"));
 334
 335     return true;
 336 }
 337
 338 // ----------------------------------------------------------------------------
 339 // WidgetsFrame construction
 340 // ----------------------------------------------------------------------------
 341
 342 WidgetsFrame::WidgetsFrame(const wxString& title)
 343             : wxFrame(NULL, wxID_ANY, title)
 344 {
 345     // set the frame icon
 346     SetIcon(wxICON(sample));
 347
 348     // init everything
 349 #if USE_LOG
 350     m_lboxLog = (wxListBox *)NULL;
 351     m_logTarget = (wxLog *)NULL;
 352 #endif // USE_LOG
 353     m_book = (WidgetsBookCtrl *)NULL;
 354
 355 #if wxUSE_MENUS
 356     // create the menubar
 357     wxMenuBar *mbar = new wxMenuBar;
 358     wxMenu *menuWidget = new wxMenu;
 359 #if wxUSE_TOOLTIPS
 360     menuWidget->Append(Widgets_SetTooltip, _T("Set &tooltip...\tCtrl-T"));
 361     menuWidget->AppendSeparator();
 362 #endif // wxUSE_TOOLTIPS
 363     menuWidget->Append(Widgets_SetFgColour, _T("Set &foreground...\tCtrl-F"));
 364     menuWidget->Append(Widgets_SetBgColour, _T("Set &background...\tCtrl-B"));
 365     menuWidget->Append(Widgets_SetFont,     _T("Set f&ont...\tCtrl-O"));
 366     menuWidget->AppendCheckItem(Widgets_Enable,  _T("&Enable/disable\tCtrl-E"));
 367
 368     wxMenu *menuBorders = new wxMenu;
 369     menuBorders->AppendRadioItem(Widgets_BorderDefault, _T("De&fault\tCtrl-Shift-9"));
 370     menuBorders->AppendRadioItem(Widgets_BorderNone,   _T("&None\tCtrl-Shift-0"));
 371     menuBorders->AppendRadioItem(Widgets_BorderSimple, _T("&Simple\tCtrl-Shift-1"));
 372     menuBorders->AppendRadioItem(Widgets_BorderDouble, _T("&Double\tCtrl-Shift-2"));
 373     menuBorders->AppendRadioItem(Widgets_BorderStatic, _T("Stati&c\tCtrl-Shift-3"));
 374     menuBorders->AppendRadioItem(Widgets_BorderRaised, _T("&Raised\tCtrl-Shift-4"));
 375     menuBorders->AppendRadioItem(Widgets_BorderSunken, _T("S&unken\tCtrl-Shift-5"));
 376     menuWidget->AppendSubMenu(menuBorders, _T("Set &border"));
 377
 378     menuWidget->AppendSeparator();
 379     menuWidget->AppendCheckItem(Widgets_GlobalBusyCursor,
 380                                 _T("Toggle &global busy cursor\tCtrl-Shift-U"));
 381     menuWidget->AppendCheckItem(Widgets_BusyCursor,
 382                                 _T("Toggle b&usy cursor\tCtrl-U"));
 383
 384     menuWidget->AppendSeparator();
 385     menuWidget->Append(wxID_EXIT, _T("&Quit\tCtrl-Q"));
 386     mbar->Append(menuWidget, _T("&Widget"));
 387     SetMenuBar(mbar);
 388
 389     mbar->Check(Widgets_Enable, true);
 390 #endif // wxUSE_MENUS
 391
 392     // create controls
 393     m_panel = new wxPanel(this, wxID_ANY);
 394
 395     wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
 396
 397     // we have 2 panes: book with pages demonstrating the controls in the
 398     // upper one and the log window with some buttons in the lower
 399
 400     int style = wxBK_DEFAULT;
 401     // Uncomment to suppress page theme (draw in solid colour)
 402     //style |= wxNB_NOPAGETHEME;
 403
 404     m_book = new WidgetsBookCtrl(m_panel, Widgets_BookCtrl, wxDefaultPosition,
 405 #ifdef __WXMOTIF__
 406         wxSize(500, wxDefaultCoord), // under Motif, height is a function of the width...
 407 #else
 408         wxDefaultSize,
 409 #endif
 410         style);
 411     InitBook();
 412
 413 #ifndef __WXHANDHELD__
 414     // the lower one only has the log listbox and a button to clear it
 415 #if USE_LOG
 416     wxSizer *sizerDown = new wxStaticBoxSizer(
 417         new wxStaticBox( m_panel, wxID_ANY, _T("&Log window") ),
 418         wxVERTICAL);
 419
 420     m_lboxLog = new wxListBox(m_panel, wxID_ANY);
 421     sizerDown->Add(m_lboxLog, 1, wxGROW | wxALL, 5);
 422     sizerDown->SetMinSize(100, 150);
 423 #else
 424     wxSizer *sizerDown = new wxBoxSizer(wxVERTICAL);
 425 #endif // USE_LOG
 426
 427     wxBoxSizer *sizerBtns = new wxBoxSizer(wxHORIZONTAL);
 428     wxButton *btn;
 429 #if USE_LOG
 430     btn = new wxButton(m_panel, Widgets_ClearLog, _T("Clear &log"));
 431     sizerBtns->Add(btn);
 432     sizerBtns->Add(10, 0); // spacer
 433 #endif // USE_LOG
 434     btn = new wxButton(m_panel, Widgets_Quit, _T("E&xit"));
 435     sizerBtns->Add(btn);
 436     sizerDown->Add(sizerBtns, 0, wxALL | wxALIGN_RIGHT, 5);
 437
 438     // put everything together
 439     sizerTop->Add(m_book, 1, wxGROW | (wxALL & ~(wxTOP | wxBOTTOM)), 10);
 440     sizerTop->Add(0, 5, 0, wxGROW); // spacer in between
 441     sizerTop->Add(sizerDown, 0,  wxGROW | (wxALL & ~wxTOP), 10);
 442
 443 #else // !__WXHANDHELD__/__WXHANDHELD__
 444
 445     sizerTop->Add(m_book, 1, wxGROW | wxALL );
 446
 447 #endif // __WXHANDHELD__
 448
 449     m_panel->SetSizer(sizerTop);
 450
 451     sizerTop->SetSizeHints(this);
 452
 453 #if USE_LOG && !defined(__WXCOCOA__)
 454     // wxCocoa's listbox is too flakey to use for logging right now
 455     // now that everything is created we can redirect the log messages to the
 456     // listbox
 457     m_logTarget = new LboxLogger(m_lboxLog, wxLog::GetActiveTarget());
 458     wxLog::SetActiveTarget(m_logTarget);
 459 #endif
 460 }
 461
 462 void WidgetsFrame::InitBook()
 463 {
 464 #if USE_ICONS_IN_BOOK
 465     wxImageList *imageList = new wxImageList(ICON_SIZE, ICON_SIZE);
 466
 467     wxImage img(sample_xpm);
 468     imageList->Add(wxBitmap(img.Scale(ICON_SIZE, ICON_SIZE)));
 469 #else
 470     wxImageList *imageList = NULL;
 471 #endif
 472
 473 #if !USE_TREEBOOK
 474     WidgetsBookCtrl *books[MAX_PAGES];
 475 #endif
 476
 477     ArrayWidgetsPage pages[MAX_PAGES];
 478     wxArrayString labels[MAX_PAGES];
 479
 480     wxMenu *menuPages = new wxMenu;
 481     unsigned int nPage = 0, nFKey = 0;
 482     int cat, imageId = 1;
 483
 484     // we need to first create all pages and only then add them to the book
 485     // as we need the image list first
 486     //
 487     // we also construct the pages menu during this first iteration
 488     for ( cat = 0; cat < MAX_PAGES; cat++ )
 489     {
 490 #if USE_TREEBOOK
 491         nPage++; // increase for parent page
 492 #else
 493         books[cat] = new WidgetsBookCtrl(m_book,
 494                                          wxID_ANY,
 495                                          wxDefaultPosition,
 496                                          wxDefaultSize,
 497                                          wxBK_DEFAULT);
 498 #endif
 499
 500         for ( WidgetsPageInfo *info = WidgetsPage::ms_widgetPages;
 501               info;
 502               info = info->GetNext() )
 503         {
 504             if( (info->GetCategories() & ( 1 << cat )) == 0)
 505                 continue;
 506
 507             WidgetsPage *page = (*info->GetCtor())(
 508 #if USE_TREEBOOK
 509                                  m_book
 510 #else
 511                                  books[cat]
 512 #endif
 513                                  , imageList);
 514             pages[cat].Add(page);
 515
 516             labels[cat].Add(info->GetLabel());
 517             if ( cat == ALL_PAGE )
 518             {
 519                 wxString radioLabel(info->GetLabel());
 520                 nFKey++;
 521                 if ( nFKey <= 12 )
 522                 {
 523                     radioLabel << wxT("\tF" ) << nFKey;
 524                 }
 525
 526                 menuPages->AppendRadioItem(
 527                             Widgets_GoToPage + nPage,
 528                             radioLabel
 529                            );
 530 #if !USE_TREEBOOK
 531                 // consider only for book in book architecture
 532                 nPage++;
 533 #endif
 534             }
 535
 536 #if USE_TREEBOOK
 537             // consider only for treebook architecture (with subpages)
 538             nPage++;
 539 #endif
 540         }
 541     }
 542
 543     GetMenuBar()->Append(menuPages, _T("&Page"));
 544
 545 #if USE_ICONS_IN_BOOK
 546     m_book->AssignImageList(imageList);
 547 #endif
 548
 549     for ( cat = 0; cat < MAX_PAGES; cat++ )
 550     {
 551 #if USE_TREEBOOK
 552         m_book->AddPage(NULL,WidgetsCategories[cat],false,0);
 553 #else
 554         m_book->AddPage(books[cat],WidgetsCategories[cat],false,0);
 555 #if USE_ICONS_IN_BOOK
 556         books[cat]->SetImageList(imageList);
 557 #endif
 558 #endif
 559
 560         // now do add them
 561         size_t count = pages[cat].GetCount();
 562         for ( size_t n = 0; n < count; n++ )
 563         {
 564 #if USE_TREEBOOK
 565             m_book->AddSubPage
 566 #else
 567             books[cat]->AddPage
 568 #endif
 569                            (
 570                             pages[cat][n],
 571                             labels[cat][n],
 572                             false, // don't select
 573                             imageId++
 574                            );
 575         }
 576     }
 577
 578     Connect( wxID_ANY,
 579              wxEVT_COMMAND_WIDGETS_PAGE_CHANGED,
 580              wxWidgetsbookEventHandler(WidgetsFrame::OnPageChanged) );
 581
 582 #if USE_TREEBOOK
 583     // for treebook page #0 is empty parent page only so select the first page
 584     // with some contents
 585     m_book->SetSelection(1);
 586
 587     // but ensure that the top of the tree is shown nevertheless
 588     wxTreeCtrl * const tree = m_book->GetTreeCtrl();
 589
 590     wxTreeItemIdValue cookie;
 591     tree->EnsureVisible(tree->GetFirstChild(tree->GetRootItem(), cookie));
 592 #else
 593     // for other books set selection twice to force connected event handler
 594     // to force lazy creation of initial visible content
 595     m_book->SetSelection(1);
 596     m_book->SetSelection(0);
 597 #endif // USE_TREEBOOK
 598 }
 599
 600 WidgetsPage *WidgetsFrame::CurrentPage()
 601 {
 602     wxWindow *page = m_book->GetCurrentPage();
 603
 604 #if !USE_TREEBOOK
 605     WidgetsBookCtrl *subBook = wxStaticCast(page, WidgetsBookCtrl);
 606     wxCHECK_MSG( subBook, NULL, _T("no WidgetsBookCtrl?") );
 607
 608     page = subBook->GetCurrentPage();
 609 #endif // !USE_TREEBOOK
 610
 611     return wxStaticCast(page, WidgetsPage);
 612 }
 613
 614 WidgetsFrame::~WidgetsFrame()
 615 {
 616 #if USE_LOG
 617     delete m_logTarget;
 618 #endif // USE_LOG
 619 }
 620
 621 // ----------------------------------------------------------------------------
 622 // WidgetsFrame event handlers
 623 // ----------------------------------------------------------------------------
 624
 625 void WidgetsFrame::OnExit(wxCommandEvent& WXUNUSED(event))
 626 {
 627     Close();
 628 }
 629
 630 #if USE_LOG
 631 void WidgetsFrame::OnButtonClearLog(wxCommandEvent& WXUNUSED(event))
 632 {
 633     m_lboxLog->Clear();
 634 }
 635 #endif // USE_LOG
 636
 637 #if wxUSE_MENUS
 638
 639 void WidgetsFrame::OnPageChanging(WidgetsBookCtrlEvent& event)
 640 {
 641 #if USE_TREEBOOK
 642     // don't allow selection of entries without pages (categories)
 643     if ( !m_book->GetPage(event.GetSelection()) )
 644         event.Veto();
 645 #else
 646     wxUnusedVar(event);
 647 #endif
 648 }
 649
 650 void WidgetsFrame::OnPageChanged(WidgetsBookCtrlEvent& event)
 651 {
 652     const int sel = event.GetSelection();
 653
 654     // adjust "Page" menu selection
 655     wxMenuItem *item = GetMenuBar()->FindItem(Widgets_GoToPage + sel);
 656     if ( item )
 657         item->Check();
 658
 659     GetMenuBar()->Check(Widgets_BusyCursor, false);
 660
 661     // create the pages on demand, otherwise the sample startup is too slow as
 662     // it creates hundreds of controls
 663     WidgetsPage *page = CurrentPage();
 664     if ( page->GetChildren().empty() )
 665     {
 666         wxWindowUpdateLocker noUpdates(page);
 667         page->CreateContent();
 668         //page->Layout();
 669         page->GetSizer()->Fit(page);
 670
 671         WidgetsBookCtrl *book = wxStaticCast(page->GetParent(), WidgetsBookCtrl);
 672         wxSize size;
 673         for ( size_t i = 0; i < book->GetPageCount(); ++i )
 674         {
 675             wxWindow *page = book->GetPage(i);
 676             if ( page )
 677             {
 678                 size.IncTo(page->GetSize());
 679             }
 680         }
 681         page->SetSize(size);
 682     }
 683
 684     event.Skip();
 685 }
 686
 687 void WidgetsFrame::OnGoToPage(wxCommandEvent& event)
 688 {
 689 #if USE_TREEBOOK
 690     m_book->SetSelection(event.GetId() - Widgets_GoToPage);
 691 #else
 692     m_book->SetSelection(m_book->GetPageCount()-1);
 693     WidgetsBookCtrl *book = wxStaticCast(m_book->GetCurrentPage(), WidgetsBookCtrl);
 694     book->SetSelection(event.GetId() - Widgets_GoToPage);
 695 #endif
 696 }
 697
 698 #if wxUSE_TOOLTIPS
 699
 700 void WidgetsFrame::OnSetTooltip(wxCommandEvent& WXUNUSED(event))
 701 {
 702     static wxString s_tip = _T("This is a tooltip");
 703
 704     wxTextEntryDialog dialog
 705                       (
 706                         this,
 707                         _T("Tooltip text (may use \\n, leave empty to remove): "),
 708                         _T("Widgets sample"),
 709                         s_tip
 710                       );
 711
 712     if ( dialog.ShowModal() != wxID_OK )
 713         return;
 714
 715     s_tip = dialog.GetValue();
 716     s_tip.Replace(_T("\\n"), _T("\n"));
 717
 718     WidgetsPage *page = CurrentPage();
 719
 720     page->GetWidget()->SetToolTip(s_tip);
 721
 722     wxControl *ctrl2 = page->GetWidget2();
 723     if ( ctrl2 )
 724         ctrl2->SetToolTip(s_tip);
 725 }
 726
 727 #endif // wxUSE_TOOLTIPS
 728
 729 void WidgetsFrame::OnSetFgCol(wxCommandEvent& WXUNUSED(event))
 730 {
 731 #if wxUSE_COLOURDLG
 732     // allow for debugging the default colour the first time this is called
 733     WidgetsPage *page = CurrentPage();
 734
 735     if (!m_colFg.Ok())
 736         m_colFg = page->GetForegroundColour();
 737
 738     wxColour col = wxGetColourFromUser(this, m_colFg);
 739     if ( !col.Ok() )
 740         return;
 741
 742     m_colFg = col;
 743
 744     page->GetWidget()->SetForegroundColour(m_colFg);
 745     page->GetWidget()->Refresh();
 746
 747     wxControl *ctrl2 = page->GetWidget2();
 748     if ( ctrl2 )
 749     {
 750         ctrl2->SetForegroundColour(m_colFg);
 751         ctrl2->Refresh();
 752     }
 753 #else
 754     wxLogMessage(_T("Colour selection dialog not available in current build."));
 755 #endif
 756 }
 757
 758 void WidgetsFrame::OnSetBgCol(wxCommandEvent& WXUNUSED(event))
 759 {
 760 #if wxUSE_COLOURDLG
 761     WidgetsPage *page = CurrentPage();
 762
 763     if ( !m_colBg.Ok() )
 764         m_colBg = page->GetBackgroundColour();
 765
 766     wxColour col = wxGetColourFromUser(this, m_colBg);
 767     if ( !col.Ok() )
 768         return;
 769
 770     m_colBg = col;
 771
 772     page->GetWidget()->SetBackgroundColour(m_colBg);
 773     page->GetWidget()->Refresh();
 774
 775     wxControl *ctrl2 = page->GetWidget2();
 776     if ( ctrl2 )
 777     {
 778         ctrl2->SetBackgroundColour(m_colFg);
 779         ctrl2->Refresh();
 780     }
 781 #else
 782     wxLogMessage(_T("Colour selection dialog not available in current build."));
 783 #endif
 784 }
 785
 786 void WidgetsFrame::OnSetFont(wxCommandEvent& WXUNUSED(event))
 787 {
 788 #if wxUSE_FONTDLG
 789     WidgetsPage *page = CurrentPage();
 790
 791     if (!m_font.Ok())
 792         m_font = page->GetFont();
 793
 794     wxFont font = wxGetFontFromUser(this, m_font);
 795     if ( !font.Ok() )
 796         return;
 797
 798     m_font = font;
 799
 800     page->GetWidget()->SetFont(m_font);
 801     page->GetWidget()->Refresh();
 802
 803     wxControl *ctrl2 = page->GetWidget2();
 804     if ( ctrl2 )
 805     {
 806         ctrl2->SetFont(m_font);
 807         ctrl2->Refresh();
 808     }
 809 #else
 810     wxLogMessage(_T("Font selection dialog not available in current build."));
 811 #endif
 812 }
 813
 814 void WidgetsFrame::OnEnable(wxCommandEvent& event)
 815 {
 816     CurrentPage()->GetWidget()->Enable(event.IsChecked());
 817 }
 818
 819 void WidgetsFrame::OnSetBorder(wxCommandEvent& event)
 820 {
 821     int border;
 822     switch ( event.GetId() )
 823     {
 824         case Widgets_BorderNone:   border = wxBORDER_NONE;   break;
 825         case Widgets_BorderStatic: border = wxBORDER_STATIC; break;
 826         case Widgets_BorderSimple: border = wxBORDER_SIMPLE; break;
 827         case Widgets_BorderRaised: border = wxBORDER_RAISED; break;
 828         case Widgets_BorderSunken: border = wxBORDER_SUNKEN; break;
 829         case Widgets_BorderDouble: border = wxBORDER_DOUBLE; break;
 830
 831         default:
 832             wxFAIL_MSG( _T("unknown border style") );
 833             // fall through
 834
 835         case Widgets_BorderDefault: border = wxBORDER_DEFAULT; break;
 836     }
 837
 838     WidgetsPage::ms_defaultFlags &= ~wxBORDER_MASK;
 839     WidgetsPage::ms_defaultFlags |= border;
 840
 841     WidgetsPage *page = CurrentPage();
 842
 843     page->RecreateWidget();
 844 }
 845
 846 void WidgetsFrame::OnToggleGlobalBusyCursor(wxCommandEvent& event)
 847 {
 848     if ( event.IsChecked() )
 849         wxBeginBusyCursor();
 850     else
 851         wxEndBusyCursor();
 852 }
 853
 854 void WidgetsFrame::OnToggleBusyCursor(wxCommandEvent& event)
 855 {
 856     CurrentPage()->GetWidget()->SetCursor(*(event.IsChecked()
 857                                                 ? wxHOURGLASS_CURSOR
 858                                                 : wxSTANDARD_CURSOR));
 859 }
 860
 861 #endif // wxUSE_MENUS
 862
 863 // ----------------------------------------------------------------------------
 864 // WidgetsPageInfo
 865 // ----------------------------------------------------------------------------
 866
 867 WidgetsPageInfo::WidgetsPageInfo(Constructor ctor, const wxChar *label, int categories)
 868                : m_label(label)
 869                , m_categories(categories)
 870 {
 871     m_ctor = ctor;
 872
 873     m_next = NULL;
 874
 875     // dummy sorting: add and immediately sort in the list according to label
 876     if ( WidgetsPage::ms_widgetPages )
 877     {
 878         WidgetsPageInfo *node_prev = WidgetsPage::ms_widgetPages;
 879         if ( wxStrcmp(label, node_prev->GetLabel().c_str()) < 0 )
 880         {
 881             // add as first
 882             m_next = node_prev;
 883             WidgetsPage::ms_widgetPages = this;
 884         }
 885         else
 886         {
 887             WidgetsPageInfo *node_next;
 888             do
 889             {
 890                 node_next = node_prev->GetNext();
 891                 if ( node_next )
 892                 {
 893                     // add if between two
 894                     if ( wxStrcmp(label, node_next->GetLabel().c_str()) < 0 )
 895                     {
 896                         node_prev->SetNext(this);
 897                         m_next = node_next;
 898                         // force to break loop
 899                         node_next = NULL;
 900                     }
 901                 }
 902                 else
 903                 {
 904                     // add as last
 905                     node_prev->SetNext(this);
 906                     m_next = node_next;
 907                 }
 908                 node_prev = node_next;
 909             }
 910             while ( node_next );
 911         }
 912     }
 913     else
 914     {
 915         // add when first
 916         WidgetsPage::ms_widgetPages = this;
 917     }
 918 }
 919
 920 // ----------------------------------------------------------------------------
 921 // WidgetsPage
 922 // ----------------------------------------------------------------------------
 923
 924 int WidgetsPage::ms_defaultFlags = wxBORDER_DEFAULT;
 925 WidgetsPageInfo *WidgetsPage::ms_widgetPages = NULL;
 926
 927 WidgetsPage::WidgetsPage(WidgetsBookCtrl *book,
 928                          wxImageList *imaglist,
 929                          const char *const icon[])
 930            : wxPanel(book, wxID_ANY,
 931                      wxDefaultPosition, wxDefaultSize,
 932                      wxNO_FULL_REPAINT_ON_RESIZE |
 933                      wxCLIP_CHILDREN |
 934                      wxTAB_TRAVERSAL)
 935 {
 936 #if USE_ICONS_IN_BOOK
 937     imaglist->Add(wxBitmap(wxImage(icon).Scale(ICON_SIZE, ICON_SIZE)));
 938 #else
 939     wxUnusedVar(imaglist);
 940     wxUnusedVar(icon);
 941 #endif
 942 }
 943
 944 wxSizer *WidgetsPage::CreateSizerWithText(wxControl *control,
 945                                           wxWindowID id,
 946                                           wxTextCtrl **ppText)
 947 {
 948     wxSizer *sizerRow = new wxBoxSizer(wxHORIZONTAL);
 949     wxTextCtrl *text = new wxTextCtrl(this, id, wxEmptyString,
 950         wxDefaultPosition, wxDefaultSize, wxTE_PROCESS_ENTER);
 951
 952     sizerRow->Add(control, 0, wxRIGHT | wxALIGN_CENTRE_VERTICAL, 5);
 953     sizerRow->Add(text, 1, wxLEFT | wxALIGN_CENTRE_VERTICAL, 5);
 954
 955     if ( ppText )
 956         *ppText = text;
 957
 958     return sizerRow;
 959 }
 960
 961 // create a sizer containing a label and a text ctrl
 962 wxSizer *WidgetsPage::CreateSizerWithTextAndLabel(const wxString& label,
 963                                                   wxWindowID id,
 964                                                   wxTextCtrl **ppText)
 965 {
 966     return CreateSizerWithText(new wxStaticText(this, wxID_ANY, label),
 967         id, ppText);
 968 }
 969
 970 // create a sizer containing a button and a text ctrl
 971 wxSizer *WidgetsPage::CreateSizerWithTextAndButton(wxWindowID idBtn,
 972                                                    const wxString& label,
 973                                                    wxWindowID id,
 974                                                    wxTextCtrl **ppText)
 975 {
 976     return CreateSizerWithText(new wxButton(this, idBtn, label), id, ppText);
 977 }
 978
 979 wxCheckBox *WidgetsPage::CreateCheckBoxAndAddToSizer(wxSizer *sizer,
 980                                                      const wxString& label,
 981                                                      wxWindowID id)
 982 {
 983     wxCheckBox *checkbox = new wxCheckBox(this, id, label);
 984     sizer->Add(checkbox, 0, wxLEFT | wxRIGHT, 5);
 985     sizer->Add(0, 2, 0, wxGROW); // spacer
 986
 987     return checkbox;
 988 }