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 // Licence:     wxWindows licence
  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 #include "wx/textcompleter.h"
  54
  55 #include "wx/persist/toplevel.h"
  56 #include "wx/persist/treebook.h"
  57
  58 #include "widgets.h"
  59
  60 #include "../sample.xpm"
  61
  62 // ----------------------------------------------------------------------------
  63 // constants
  64 // ----------------------------------------------------------------------------
  65
  66 // control ids
  67 enum
  68 {
  69     Widgets_ClearLog = 100,
  70     Widgets_Quit,
  71
  72     Widgets_BookCtrl,
  73
  74 #if wxUSE_TOOLTIPS
  75     Widgets_SetTooltip,
  76 #endif // wxUSE_TOOLTIPS
  77     Widgets_SetFgColour,
  78     Widgets_SetBgColour,
  79     Widgets_SetPageBg,
  80     Widgets_SetFont,
  81     Widgets_Enable,
  82
  83     Widgets_BorderNone,
  84     Widgets_BorderStatic,
  85     Widgets_BorderSimple,
  86     Widgets_BorderRaised,
  87     Widgets_BorderSunken,
  88     Widgets_BorderDouble,
  89     Widgets_BorderDefault,
  90
  91     Widgets_GlobalBusyCursor,
  92     Widgets_BusyCursor,
  93
  94     Widgets_GoToPage,
  95     Widgets_GoToPageLast = Widgets_GoToPage + 100,
  96
  97
  98     TextEntry_Begin,
  99     TextEntry_DisableAutoComplete = TextEntry_Begin,
 100     TextEntry_AutoCompleteFixed,
 101     TextEntry_AutoCompleteFilenames,
 102     TextEntry_AutoCompleteCustom,
 103
 104     TextEntry_SetHint,
 105     TextEntry_End
 106 };
 107
 108 const wxChar *WidgetsCategories[MAX_PAGES] = {
 109 #if defined(__WXUNIVERSAL__)
 110     wxT("Universal"),
 111 #else
 112     wxT("Native"),
 113 #endif
 114     wxT("Generic"),
 115     wxT("Pickers"),
 116     wxT("Comboboxes"),
 117     wxT("With items"),
 118     wxT("Editable"),
 119     wxT("Books"),
 120     wxT("All controls")
 121 };
 122
 123 // ----------------------------------------------------------------------------
 124 // our classes
 125 // ----------------------------------------------------------------------------
 126
 127 // Define a new application type, each program should derive a class from wxApp
 128 class WidgetsApp : public wxApp
 129 {
 130 public:
 131     // override base class virtuals
 132     // ----------------------------
 133
 134     // this one is called on application startup and is a good place for the app
 135     // initialization (doing it here and not in the ctor allows to have an error
 136     // return: if OnInit() returns false, the application terminates)
 137     virtual bool OnInit();
 138 };
 139
 140 // Define a new frame type: this is going to be our main frame
 141 class WidgetsFrame : public wxFrame
 142 {
 143 public:
 144     // ctor(s) and dtor
 145     WidgetsFrame(const wxString& title);
 146     virtual ~WidgetsFrame();
 147
 148 protected:
 149     // event handlers
 150 #if USE_LOG
 151     void OnButtonClearLog(wxCommandEvent& event);
 152 #endif // USE_LOG
 153     void OnExit(wxCommandEvent& event);
 154
 155 #if wxUSE_MENUS
 156     void OnPageChanging(WidgetsBookCtrlEvent& event);
 157     void OnPageChanged(WidgetsBookCtrlEvent& event);
 158     void OnGoToPage(wxCommandEvent& event);
 159
 160 #if wxUSE_TOOLTIPS
 161     void OnSetTooltip(wxCommandEvent& event);
 162 #endif // wxUSE_TOOLTIPS
 163     void OnSetFgCol(wxCommandEvent& event);
 164     void OnSetBgCol(wxCommandEvent& event);
 165     void OnSetPageBg(wxCommandEvent& event);
 166     void OnSetFont(wxCommandEvent& event);
 167     void OnEnable(wxCommandEvent& event);
 168     void OnSetBorder(wxCommandEvent& event);
 169
 170     void OnToggleGlobalBusyCursor(wxCommandEvent& event);
 171     void OnToggleBusyCursor(wxCommandEvent& event);
 172
 173     // wxTextEntry-specific tests
 174     void OnDisableAutoComplete(wxCommandEvent& event);
 175     void OnAutoCompleteFixed(wxCommandEvent& event);
 176     void OnAutoCompleteFilenames(wxCommandEvent& event);
 177     void OnAutoCompleteCustom(wxCommandEvent& event);
 178
 179     void OnSetHint(wxCommandEvent& event);
 180
 181     void OnUpdateTextUI(wxUpdateUIEvent& event)
 182     {
 183         event.Enable( CurrentPage()->GetTextEntry() != NULL );
 184     }
 185 #endif // wxUSE_MENUS
 186
 187     // initialize the book: add all pages to it
 188     void InitBook();
 189
 190     // return the currently selected page (never NULL)
 191     WidgetsPage *CurrentPage();
 192
 193 private:
 194     // the panel containing everything
 195     wxPanel *m_panel;
 196
 197 #if USE_LOG
 198     // the listbox for logging messages
 199     wxListBox *m_lboxLog;
 200
 201     // the log target we use to redirect messages to the listbox
 202     wxLog *m_logTarget;
 203 #endif // USE_LOG
 204
 205     // the book containing the test pages
 206     WidgetsBookCtrl *m_book;
 207
 208 #if wxUSE_MENUS
 209     // last chosen fg/bg colours and font
 210     wxColour m_colFg,
 211              m_colBg;
 212     wxFont   m_font;
 213 #endif // wxUSE_MENUS
 214
 215     // any class wishing to process wxWidgets events must use this macro
 216     DECLARE_EVENT_TABLE()
 217 };
 218
 219 #if USE_LOG
 220 // A log target which just redirects the messages to a listbox
 221 class LboxLogger : public wxLog
 222 {
 223 public:
 224     LboxLogger(wxListBox *lbox, wxLog *logOld)
 225     {
 226         m_lbox = lbox;
 227         //m_lbox->Disable(); -- looks ugly under MSW
 228         m_logOld = logOld;
 229     }
 230
 231     virtual ~LboxLogger()
 232     {
 233         wxLog::SetActiveTarget(m_logOld);
 234     }
 235
 236 private:
 237     // implement sink functions
 238     virtual void DoLogTextAtLevel(wxLogLevel level, const wxString& msg)
 239     {
 240         if ( level == wxLOG_Trace )
 241         {
 242             if ( m_logOld )
 243                 m_logOld->LogTextAtLevel(level, msg);
 244             return;
 245         }
 246
 247         #ifdef __WXUNIVERSAL__
 248             m_lbox->AppendAndEnsureVisible(msg);
 249         #else // other ports don't have this method yet
 250             m_lbox->Append(msg);
 251             m_lbox->SetFirstItem(m_lbox->GetCount() - 1);
 252         #endif
 253     }
 254
 255     // the control we use
 256     wxListBox *m_lbox;
 257
 258     // the old log target
 259     wxLog *m_logOld;
 260 };
 261 #endif // USE_LOG
 262
 263 // array of pages
 264 WX_DEFINE_ARRAY_PTR(WidgetsPage *, ArrayWidgetsPage);
 265
 266 // ----------------------------------------------------------------------------
 267 // misc macros
 268 // ----------------------------------------------------------------------------
 269
 270 IMPLEMENT_APP(WidgetsApp)
 271
 272 // ----------------------------------------------------------------------------
 273 // event tables
 274 // ----------------------------------------------------------------------------
 275
 276 BEGIN_EVENT_TABLE(WidgetsFrame, wxFrame)
 277 #if USE_LOG
 278     EVT_BUTTON(Widgets_ClearLog, WidgetsFrame::OnButtonClearLog)
 279 #endif // USE_LOG
 280     EVT_BUTTON(Widgets_Quit, WidgetsFrame::OnExit)
 281
 282 #if wxUSE_TOOLTIPS
 283     EVT_MENU(Widgets_SetTooltip, WidgetsFrame::OnSetTooltip)
 284 #endif // wxUSE_TOOLTIPS
 285
 286 #if wxUSE_MENUS
 287     EVT_WIDGETS_PAGE_CHANGING(wxID_ANY, WidgetsFrame::OnPageChanging)
 288     EVT_MENU_RANGE(Widgets_GoToPage, Widgets_GoToPageLast,
 289                    WidgetsFrame::OnGoToPage)
 290
 291     EVT_MENU(Widgets_SetFgColour, WidgetsFrame::OnSetFgCol)
 292     EVT_MENU(Widgets_SetBgColour, WidgetsFrame::OnSetBgCol)
 293     EVT_MENU(Widgets_SetPageBg,   WidgetsFrame::OnSetPageBg)
 294     EVT_MENU(Widgets_SetFont,     WidgetsFrame::OnSetFont)
 295     EVT_MENU(Widgets_Enable,      WidgetsFrame::OnEnable)
 296
 297     EVT_MENU_RANGE(Widgets_BorderNone, Widgets_BorderDefault,
 298                    WidgetsFrame::OnSetBorder)
 299
 300     EVT_MENU(Widgets_GlobalBusyCursor,  WidgetsFrame::OnToggleGlobalBusyCursor)
 301     EVT_MENU(Widgets_BusyCursor,        WidgetsFrame::OnToggleBusyCursor)
 302
 303     EVT_MENU(TextEntry_DisableAutoComplete,   WidgetsFrame::OnDisableAutoComplete)
 304     EVT_MENU(TextEntry_AutoCompleteFixed,     WidgetsFrame::OnAutoCompleteFixed)
 305     EVT_MENU(TextEntry_AutoCompleteFilenames, WidgetsFrame::OnAutoCompleteFilenames)
 306     EVT_MENU(TextEntry_AutoCompleteCustom,    WidgetsFrame::OnAutoCompleteCustom)
 307
 308     EVT_MENU(TextEntry_SetHint, WidgetsFrame::OnSetHint)
 309
 310     EVT_UPDATE_UI_RANGE(TextEntry_Begin, TextEntry_End - 1,
 311                         WidgetsFrame::OnUpdateTextUI)
 312
 313     EVT_MENU(wxID_EXIT, WidgetsFrame::OnExit)
 314 #endif // wxUSE_MENUS
 315 END_EVENT_TABLE()
 316
 317 // ============================================================================
 318 // implementation
 319 // ============================================================================
 320
 321 // ----------------------------------------------------------------------------
 322 // app class
 323 // ----------------------------------------------------------------------------
 324
 325 bool WidgetsApp::OnInit()
 326 {
 327     if ( !wxApp::OnInit() )
 328         return false;
 329
 330     SetVendorName("wxWidgets_Samples");
 331
 332     // the reason for having these ifdef's is that I often run two copies of
 333     // this sample side by side and it is useful to see which one is which
 334     wxString title;
 335 #if defined(__WXUNIVERSAL__)
 336     title = wxT("wxUniv/");
 337 #endif
 338
 339 #if defined(__WXMSW__)
 340     title += wxT("wxMSW");
 341 #elif defined(__WXGTK__)
 342     title += wxT("wxGTK");
 343 #elif defined(__WXMAC__)
 344     title += wxT("wxMAC");
 345 #elif defined(__WXMOTIF__)
 346     title += wxT("wxMOTIF");
 347 #elif defined(__WXPALMOS5__)
 348     title += wxT("wxPALMOS5");
 349 #elif defined(__WXPALMOS6__)
 350     title += wxT("wxPALMOS6");
 351 #else
 352     title += wxT("wxWidgets");
 353 #endif
 354
 355     wxFrame *frame = new WidgetsFrame(title + wxT(" widgets demo"));
 356     frame->Show();
 357
 358     return true;
 359 }
 360
 361 // ----------------------------------------------------------------------------
 362 // WidgetsFrame construction
 363 // ----------------------------------------------------------------------------
 364
 365 WidgetsFrame::WidgetsFrame(const wxString& title)
 366             : wxFrame(NULL, wxID_ANY, title)
 367 {
 368     const bool sizeSet = wxPersistentRegisterAndRestore(this, "Main");
 369
 370     // set the frame icon
 371     SetIcon(wxICON(sample));
 372
 373     // init everything
 374 #if USE_LOG
 375     m_lboxLog = NULL;
 376     m_logTarget = NULL;
 377 #endif // USE_LOG
 378     m_book = NULL;
 379
 380 #if wxUSE_MENUS
 381     // create the menubar
 382     wxMenuBar *mbar = new wxMenuBar;
 383     wxMenu *menuWidget = new wxMenu;
 384 #if wxUSE_TOOLTIPS
 385     menuWidget->Append(Widgets_SetTooltip, wxT("Set &tooltip...\tCtrl-T"));
 386     menuWidget->AppendSeparator();
 387 #endif // wxUSE_TOOLTIPS
 388     menuWidget->Append(Widgets_SetFgColour, wxT("Set &foreground...\tCtrl-F"));
 389     menuWidget->Append(Widgets_SetBgColour, wxT("Set &background...\tCtrl-B"));
 390     menuWidget->Append(Widgets_SetPageBg,   wxT("Set &page background...\tShift-Ctrl-B"));
 391     menuWidget->Append(Widgets_SetFont,     wxT("Set f&ont...\tCtrl-O"));
 392     menuWidget->AppendCheckItem(Widgets_Enable,  wxT("&Enable/disable\tCtrl-E"));
 393
 394     wxMenu *menuBorders = new wxMenu;
 395     menuBorders->AppendRadioItem(Widgets_BorderDefault, wxT("De&fault\tCtrl-Shift-9"));
 396     menuBorders->AppendRadioItem(Widgets_BorderNone,   wxT("&None\tCtrl-Shift-0"));
 397     menuBorders->AppendRadioItem(Widgets_BorderSimple, wxT("&Simple\tCtrl-Shift-1"));
 398     menuBorders->AppendRadioItem(Widgets_BorderDouble, wxT("&Double\tCtrl-Shift-2"));
 399     menuBorders->AppendRadioItem(Widgets_BorderStatic, wxT("Stati&c\tCtrl-Shift-3"));
 400     menuBorders->AppendRadioItem(Widgets_BorderRaised, wxT("&Raised\tCtrl-Shift-4"));
 401     menuBorders->AppendRadioItem(Widgets_BorderSunken, wxT("S&unken\tCtrl-Shift-5"));
 402     menuWidget->AppendSubMenu(menuBorders, wxT("Set &border"));
 403
 404     menuWidget->AppendSeparator();
 405     menuWidget->AppendCheckItem(Widgets_GlobalBusyCursor,
 406                                 wxT("Toggle &global busy cursor\tCtrl-Shift-U"));
 407     menuWidget->AppendCheckItem(Widgets_BusyCursor,
 408                                 wxT("Toggle b&usy cursor\tCtrl-U"));
 409
 410     menuWidget->AppendSeparator();
 411     menuWidget->Append(wxID_EXIT, wxT("&Quit\tCtrl-Q"));
 412     mbar->Append(menuWidget, wxT("&Widget"));
 413
 414     wxMenu *menuTextEntry = new wxMenu;
 415     menuTextEntry->AppendRadioItem(TextEntry_DisableAutoComplete,
 416                                    wxT("&Disable auto-completion"));
 417     menuTextEntry->AppendRadioItem(TextEntry_AutoCompleteFixed,
 418                                    wxT("Fixed-&list auto-completion"));
 419     menuTextEntry->AppendRadioItem(TextEntry_AutoCompleteFilenames,
 420                                    wxT("&Files names auto-completion"));
 421     menuTextEntry->AppendRadioItem(TextEntry_AutoCompleteCustom,
 422                                    wxT("&Custom auto-completion"));
 423     menuTextEntry->AppendSeparator();
 424     menuTextEntry->Append(TextEntry_SetHint, "Set help &hint");
 425
 426     mbar->Append(menuTextEntry, wxT("&Text"));
 427
 428     SetMenuBar(mbar);
 429
 430     mbar->Check(Widgets_Enable, true);
 431 #endif // wxUSE_MENUS
 432
 433     // create controls
 434     m_panel = new wxPanel(this, wxID_ANY);
 435
 436     wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
 437
 438     // we have 2 panes: book with pages demonstrating the controls in the
 439     // upper one and the log window with some buttons in the lower
 440
 441     int style = wxBK_DEFAULT;
 442     // Uncomment to suppress page theme (draw in solid colour)
 443     //style |= wxNB_NOPAGETHEME;
 444
 445     m_book = new WidgetsBookCtrl(m_panel, Widgets_BookCtrl,
 446                                  wxDefaultPosition, wxDefaultSize,
 447                                  style, "Widgets");
 448
 449     InitBook();
 450
 451 #ifndef __WXHANDHELD__
 452     // the lower one only has the log listbox and a button to clear it
 453 #if USE_LOG
 454     wxSizer *sizerDown = new wxStaticBoxSizer(
 455         new wxStaticBox( m_panel, wxID_ANY, wxT("&Log window") ),
 456         wxVERTICAL);
 457
 458     m_lboxLog = new wxListBox(m_panel, wxID_ANY);
 459     sizerDown->Add(m_lboxLog, 1, wxGROW | wxALL, 5);
 460     sizerDown->SetMinSize(100, 150);
 461 #else
 462     wxSizer *sizerDown = new wxBoxSizer(wxVERTICAL);
 463 #endif // USE_LOG
 464
 465     wxBoxSizer *sizerBtns = new wxBoxSizer(wxHORIZONTAL);
 466     wxButton *btn;
 467 #if USE_LOG
 468     btn = new wxButton(m_panel, Widgets_ClearLog, wxT("Clear &log"));
 469     sizerBtns->Add(btn);
 470     sizerBtns->Add(10, 0); // spacer
 471 #endif // USE_LOG
 472     btn = new wxButton(m_panel, Widgets_Quit, wxT("E&xit"));
 473     sizerBtns->Add(btn);
 474     sizerDown->Add(sizerBtns, 0, wxALL | wxALIGN_RIGHT, 5);
 475
 476     // put everything together
 477     sizerTop->Add(m_book, 1, wxGROW | (wxALL & ~(wxTOP | wxBOTTOM)), 10);
 478     sizerTop->Add(0, 5, 0, wxGROW); // spacer in between
 479     sizerTop->Add(sizerDown, 0,  wxGROW | (wxALL & ~wxTOP), 10);
 480
 481 #else // !__WXHANDHELD__/__WXHANDHELD__
 482
 483     sizerTop->Add(m_book, 1, wxGROW | wxALL );
 484
 485 #endif // __WXHANDHELD__
 486
 487     m_panel->SetSizer(sizerTop);
 488
 489     const wxSize sizeMin = m_panel->GetBestSize();
 490     if ( !sizeSet )
 491         SetClientSize(sizeMin);
 492     SetMinClientSize(sizeMin);
 493
 494 #if USE_LOG && !defined(__WXCOCOA__)
 495     // wxCocoa's listbox is too flakey to use for logging right now
 496     // now that everything is created we can redirect the log messages to the
 497     // listbox
 498     m_logTarget = new LboxLogger(m_lboxLog, wxLog::GetActiveTarget());
 499     wxLog::SetActiveTarget(m_logTarget);
 500 #endif
 501 }
 502
 503 void WidgetsFrame::InitBook()
 504 {
 505 #if USE_ICONS_IN_BOOK
 506     wxImageList *imageList = new wxImageList(ICON_SIZE, ICON_SIZE);
 507
 508     wxImage img(sample_xpm);
 509     imageList->Add(wxBitmap(img.Scale(ICON_SIZE, ICON_SIZE)));
 510 #else
 511     wxImageList *imageList = NULL;
 512 #endif
 513
 514 #if !USE_TREEBOOK
 515     WidgetsBookCtrl *books[MAX_PAGES];
 516 #endif
 517
 518     ArrayWidgetsPage pages[MAX_PAGES];
 519     wxArrayString labels[MAX_PAGES];
 520
 521     wxMenu *menuPages = new wxMenu;
 522     unsigned int nPage = 0, nFKey = 0;
 523     int cat, imageId = 1;
 524
 525     // we need to first create all pages and only then add them to the book
 526     // as we need the image list first
 527     //
 528     // we also construct the pages menu during this first iteration
 529     for ( cat = 0; cat < MAX_PAGES; cat++ )
 530     {
 531 #if USE_TREEBOOK
 532         nPage++; // increase for parent page
 533 #else
 534         books[cat] = new WidgetsBookCtrl(m_book,
 535                                          wxID_ANY,
 536                                          wxDefaultPosition,
 537                                          wxDefaultSize,
 538                                          wxBK_DEFAULT);
 539 #endif
 540
 541         for ( WidgetsPageInfo *info = WidgetsPage::ms_widgetPages;
 542               info;
 543               info = info->GetNext() )
 544         {
 545             if( (info->GetCategories() & ( 1 << cat )) == 0)
 546                 continue;
 547
 548             WidgetsPage *page = (*info->GetCtor())(
 549 #if USE_TREEBOOK
 550                                  m_book
 551 #else
 552                                  books[cat]
 553 #endif
 554                                  , imageList);
 555             pages[cat].Add(page);
 556
 557             labels[cat].Add(info->GetLabel());
 558             if ( cat == ALL_PAGE )
 559             {
 560                 wxString radioLabel(info->GetLabel());
 561                 nFKey++;
 562                 if ( nFKey <= 12 )
 563                 {
 564                     radioLabel << wxT("\tF" ) << nFKey;
 565                 }
 566
 567                 menuPages->AppendRadioItem(
 568                             Widgets_GoToPage + nPage,
 569                             radioLabel
 570                            );
 571 #if !USE_TREEBOOK
 572                 // consider only for book in book architecture
 573                 nPage++;
 574 #endif
 575             }
 576
 577 #if USE_TREEBOOK
 578             // consider only for treebook architecture (with subpages)
 579             nPage++;
 580 #endif
 581         }
 582     }
 583
 584     GetMenuBar()->Append(menuPages, wxT("&Page"));
 585
 586 #if USE_ICONS_IN_BOOK
 587     m_book->AssignImageList(imageList);
 588 #endif
 589
 590     for ( cat = 0; cat < MAX_PAGES; cat++ )
 591     {
 592 #if USE_TREEBOOK
 593         m_book->AddPage(NULL,WidgetsCategories[cat],false,0);
 594 #else
 595         m_book->AddPage(books[cat],WidgetsCategories[cat],false,0);
 596 #if USE_ICONS_IN_BOOK
 597         books[cat]->SetImageList(imageList);
 598 #endif
 599 #endif
 600
 601         // now do add them
 602         size_t count = pages[cat].GetCount();
 603         for ( size_t n = 0; n < count; n++ )
 604         {
 605 #if USE_TREEBOOK
 606             m_book->AddSubPage
 607 #else
 608             books[cat]->AddPage
 609 #endif
 610                            (
 611                             pages[cat][n],
 612                             labels[cat][n],
 613                             false, // don't select
 614                             imageId++
 615                            );
 616         }
 617     }
 618
 619     Connect( wxID_ANY,
 620              wxEVT_COMMAND_WIDGETS_PAGE_CHANGED,
 621              wxWidgetsbookEventHandler(WidgetsFrame::OnPageChanged) );
 622
 623     const bool pageSet = wxPersistentRegisterAndRestore(m_book);
 624
 625 #if USE_TREEBOOK
 626     // for treebook page #0 is empty parent page only so select the first page
 627     // with some contents
 628     if ( !pageSet )
 629         m_book->SetSelection(1);
 630
 631     // but ensure that the top of the tree is shown nevertheless
 632     wxTreeCtrl * const tree = m_book->GetTreeCtrl();
 633
 634     wxTreeItemIdValue cookie;
 635     tree->EnsureVisible(tree->GetFirstChild(tree->GetRootItem(), cookie));
 636 #else
 637     if ( !pageSet )
 638     {
 639         // for other books set selection twice to force connected event handler
 640         // to force lazy creation of initial visible content
 641         m_book->SetSelection(1);
 642         m_book->SetSelection(0);
 643     }
 644 #endif // USE_TREEBOOK
 645 }
 646
 647 WidgetsPage *WidgetsFrame::CurrentPage()
 648 {
 649     wxWindow *page = m_book->GetCurrentPage();
 650
 651 #if !USE_TREEBOOK
 652     WidgetsBookCtrl *subBook = wxStaticCast(page, WidgetsBookCtrl);
 653     wxCHECK_MSG( subBook, NULL, wxT("no WidgetsBookCtrl?") );
 654
 655     page = subBook->GetCurrentPage();
 656 #endif // !USE_TREEBOOK
 657
 658     return wxStaticCast(page, WidgetsPage);
 659 }
 660
 661 WidgetsFrame::~WidgetsFrame()
 662 {
 663 #if USE_LOG
 664     delete m_logTarget;
 665 #endif // USE_LOG
 666 }
 667
 668 // ----------------------------------------------------------------------------
 669 // WidgetsFrame event handlers
 670 // ----------------------------------------------------------------------------
 671
 672 void WidgetsFrame::OnExit(wxCommandEvent& WXUNUSED(event))
 673 {
 674     Close();
 675 }
 676
 677 #if USE_LOG
 678 void WidgetsFrame::OnButtonClearLog(wxCommandEvent& WXUNUSED(event))
 679 {
 680     m_lboxLog->Clear();
 681 }
 682 #endif // USE_LOG
 683
 684 #if wxUSE_MENUS
 685
 686 void WidgetsFrame::OnPageChanging(WidgetsBookCtrlEvent& event)
 687 {
 688 #if USE_TREEBOOK
 689     // don't allow selection of entries without pages (categories)
 690     if ( !m_book->GetPage(event.GetSelection()) )
 691         event.Veto();
 692 #else
 693     wxUnusedVar(event);
 694 #endif
 695 }
 696
 697 void WidgetsFrame::OnPageChanged(WidgetsBookCtrlEvent& event)
 698 {
 699     const int sel = event.GetSelection();
 700
 701     // adjust "Page" menu selection
 702     wxMenuItem *item = GetMenuBar()->FindItem(Widgets_GoToPage + sel);
 703     if ( item )
 704         item->Check();
 705
 706     GetMenuBar()->Check(Widgets_BusyCursor, false);
 707
 708     // create the pages on demand, otherwise the sample startup is too slow as
 709     // it creates hundreds of controls
 710     WidgetsPage *page = CurrentPage();
 711     if ( page->GetChildren().empty() )
 712     {
 713         wxWindowUpdateLocker noUpdates(page);
 714         page->CreateContent();
 715         //page->Layout();
 716         page->GetSizer()->Fit(page);
 717
 718         WidgetsBookCtrl *book = wxStaticCast(page->GetParent(), WidgetsBookCtrl);
 719         wxSize size;
 720         for ( size_t i = 0; i < book->GetPageCount(); ++i )
 721         {
 722             wxWindow *page = book->GetPage(i);
 723             if ( page )
 724             {
 725                 size.IncTo(page->GetSize());
 726             }
 727         }
 728         page->SetSize(size);
 729     }
 730
 731     event.Skip();
 732 }
 733
 734 void WidgetsFrame::OnGoToPage(wxCommandEvent& event)
 735 {
 736 #if USE_TREEBOOK
 737     m_book->SetSelection(event.GetId() - Widgets_GoToPage);
 738 #else
 739     m_book->SetSelection(m_book->GetPageCount()-1);
 740     WidgetsBookCtrl *book = wxStaticCast(m_book->GetCurrentPage(), WidgetsBookCtrl);
 741     book->SetSelection(event.GetId() - Widgets_GoToPage);
 742 #endif
 743 }
 744
 745 #if wxUSE_TOOLTIPS
 746
 747 void WidgetsFrame::OnSetTooltip(wxCommandEvent& WXUNUSED(event))
 748 {
 749     static wxString s_tip = wxT("This is a tooltip");
 750
 751     wxTextEntryDialog dialog
 752                       (
 753                         this,
 754                         wxT("Tooltip text (may use \\n, leave empty to remove): "),
 755                         wxT("Widgets sample"),
 756                         s_tip
 757                       );
 758
 759     if ( dialog.ShowModal() != wxID_OK )
 760         return;
 761
 762     s_tip = dialog.GetValue();
 763     s_tip.Replace(wxT("\\n"), wxT("\n"));
 764
 765     WidgetsPage *page = CurrentPage();
 766
 767     const Widgets widgets = page->GetWidgets();
 768     for ( Widgets::const_iterator it = widgets.begin();
 769           it != widgets.end();
 770           ++it )
 771     {
 772         (*it)->SetToolTip(s_tip);
 773     }
 774 }
 775
 776 #endif // wxUSE_TOOLTIPS
 777
 778 namespace
 779 {
 780
 781 // Trivial wrapper for wxGetColourFromUser() which also does something even if
 782 // the colour dialog is not available in the current build (which may happen
 783 // for the ports in development and it is still useful to see how colours work)
 784 wxColour GetColourFromUser(wxWindow *parent, const wxColour& colDefault)
 785 {
 786 #if wxUSE_COLOURDLG
 787     return wxGetColourFromUser(parent, colDefault);
 788 #else // !wxUSE_COLOURDLG
 789     if ( colDefault == *wxBLACK )
 790         return *wxWHITE;
 791     else
 792         return *wxBLACK;
 793 #endif // wxUSE_COLOURDLG/!wxUSE_COLOURDLG
 794 }
 795
 796 } // anonymous namespace
 797
 798 void WidgetsFrame::OnSetFgCol(wxCommandEvent& WXUNUSED(event))
 799 {
 800     // allow for debugging the default colour the first time this is called
 801     WidgetsPage *page = CurrentPage();
 802
 803     if (!m_colFg.Ok())
 804         m_colFg = page->GetForegroundColour();
 805
 806     wxColour col = GetColourFromUser(this, m_colFg);
 807     if ( !col.Ok() )
 808         return;
 809
 810     m_colFg = col;
 811
 812     const Widgets widgets = page->GetWidgets();
 813     for ( Widgets::const_iterator it = widgets.begin();
 814           it != widgets.end();
 815           ++it )
 816     {
 817         (*it)->SetForegroundColour(m_colFg);
 818         (*it)->Refresh();
 819     }
 820 }
 821
 822 void WidgetsFrame::OnSetBgCol(wxCommandEvent& WXUNUSED(event))
 823 {
 824     WidgetsPage *page = CurrentPage();
 825
 826     if ( !m_colBg.Ok() )
 827         m_colBg = page->GetBackgroundColour();
 828
 829     wxColour col = GetColourFromUser(this, m_colBg);
 830     if ( !col.Ok() )
 831         return;
 832
 833     m_colBg = col;
 834
 835     const Widgets widgets = page->GetWidgets();
 836     for ( Widgets::const_iterator it = widgets.begin();
 837           it != widgets.end();
 838           ++it )
 839     {
 840         (*it)->SetBackgroundColour(m_colBg);
 841         (*it)->Refresh();
 842     }
 843 }
 844
 845 void WidgetsFrame::OnSetPageBg(wxCommandEvent& WXUNUSED(event))
 846 {
 847     wxColour col = GetColourFromUser(this, GetBackgroundColour());
 848     if ( !col.Ok() )
 849         return;
 850
 851     CurrentPage()->SetBackgroundColour(col);
 852     CurrentPage()->Refresh();
 853 }
 854
 855 void WidgetsFrame::OnSetFont(wxCommandEvent& WXUNUSED(event))
 856 {
 857 #if wxUSE_FONTDLG
 858     WidgetsPage *page = CurrentPage();
 859
 860     if (!m_font.Ok())
 861         m_font = page->GetFont();
 862
 863     wxFont font = wxGetFontFromUser(this, m_font);
 864     if ( !font.Ok() )
 865         return;
 866
 867     m_font = font;
 868
 869     const Widgets widgets = page->GetWidgets();
 870     for ( Widgets::const_iterator it = widgets.begin();
 871           it != widgets.end();
 872           ++it )
 873     {
 874         (*it)->SetFont(m_font);
 875         (*it)->Refresh();
 876     }
 877 #else
 878     wxLogMessage(wxT("Font selection dialog not available in current build."));
 879 #endif
 880 }
 881
 882 void WidgetsFrame::OnEnable(wxCommandEvent& event)
 883 {
 884     const Widgets widgets = CurrentPage()->GetWidgets();
 885     for ( Widgets::const_iterator it = widgets.begin();
 886           it != widgets.end();
 887           ++it )
 888     {
 889         (*it)->Enable(event.IsChecked());
 890     }
 891 }
 892
 893 void WidgetsFrame::OnSetBorder(wxCommandEvent& event)
 894 {
 895     int border;
 896     switch ( event.GetId() )
 897     {
 898         case Widgets_BorderNone:   border = wxBORDER_NONE;   break;
 899         case Widgets_BorderStatic: border = wxBORDER_STATIC; break;
 900         case Widgets_BorderSimple: border = wxBORDER_SIMPLE; break;
 901         case Widgets_BorderRaised: border = wxBORDER_RAISED; break;
 902         case Widgets_BorderSunken: border = wxBORDER_SUNKEN; break;
 903         case Widgets_BorderDouble: border = wxBORDER_DOUBLE; break;
 904
 905         default:
 906             wxFAIL_MSG( wxT("unknown border style") );
 907             // fall through
 908
 909         case Widgets_BorderDefault: border = wxBORDER_DEFAULT; break;
 910     }
 911
 912     WidgetsPage::ms_defaultFlags &= ~wxBORDER_MASK;
 913     WidgetsPage::ms_defaultFlags |= border;
 914
 915     WidgetsPage *page = CurrentPage();
 916
 917     page->RecreateWidget();
 918 }
 919
 920 void WidgetsFrame::OnToggleGlobalBusyCursor(wxCommandEvent& event)
 921 {
 922     if ( event.IsChecked() )
 923         wxBeginBusyCursor();
 924     else
 925         wxEndBusyCursor();
 926 }
 927
 928 void WidgetsFrame::OnToggleBusyCursor(wxCommandEvent& event)
 929 {
 930     wxCursor cursor(*(event.IsChecked() ? wxHOURGLASS_CURSOR
 931                                         : wxSTANDARD_CURSOR));
 932
 933     const Widgets widgets = CurrentPage()->GetWidgets();
 934     for ( Widgets::const_iterator it = widgets.begin();
 935           it != widgets.end();
 936           ++it )
 937     {
 938         (*it)->SetCursor(cursor);
 939     }
 940 }
 941
 942 void WidgetsFrame::OnDisableAutoComplete(wxCommandEvent& WXUNUSED(event))
 943 {
 944     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
 945     wxCHECK_RET( entry, "menu item should be disabled" );
 946
 947     if ( entry->AutoComplete(wxArrayString()) )
 948     {
 949         wxLogMessage("Disabled auto completion.");
 950     }
 951     else
 952     {
 953         wxLogMessage("AutoComplete() failed.");
 954     }
 955 }
 956
 957 void WidgetsFrame::OnAutoCompleteFixed(wxCommandEvent& WXUNUSED(event))
 958 {
 959     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
 960     wxCHECK_RET( entry, "menu item should be disabled" );
 961
 962     wxArrayString completion_choices;
 963
 964     // add a few strings so a completion occurs on any letter typed
 965     for ( char idxc = 'a'; idxc < 'z'; ++idxc )
 966         completion_choices.push_back(wxString::Format("%c%c", idxc, idxc));
 967
 968     completion_choices.push_back("is this string for test?");
 969     completion_choices.push_back("this is a test string");
 970     completion_choices.push_back("this is another test string");
 971     completion_choices.push_back("this string is for test");
 972
 973     if ( entry->AutoComplete(completion_choices) )
 974     {
 975         wxLogMessage("Enabled auto completion of a set of fixed strings.");
 976     }
 977     else
 978     {
 979         wxLogMessage("AutoComplete() failed.");
 980     }
 981 }
 982
 983 void WidgetsFrame::OnAutoCompleteFilenames(wxCommandEvent& WXUNUSED(event))
 984 {
 985     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
 986     wxCHECK_RET( entry, "menu item should be disabled" );
 987
 988     if ( entry->AutoCompleteFileNames() )
 989     {
 990         wxLogMessage("Enabled auto completion of file names.");
 991     }
 992     else
 993     {
 994         wxLogMessage("AutoCompleteFileNames() failed.");
 995     }
 996 }
 997
 998 void WidgetsFrame::OnAutoCompleteCustom(wxCommandEvent& WXUNUSED(event))
 999 {
1000     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
1001     wxCHECK_RET( entry, "menu item should be disabled" );
1002
1003     // This is a simple (and hence rather useless) example of a custom
1004     // completer class that completes the first word (only) initially and only
1005     // build the list of the possible second words once the first word is
1006     // known. This allows to avoid building the full 676000 item list of
1007     // possible strings all at once as the we have 1000 possibilities for the
1008     // first word (000..999) and 676 (aa..zz) for the second one.
1009     class CustomTextCompleter : public wxTextCompleterSimple
1010     {
1011     public:
1012         virtual void GetCompletions(const wxString& prefix, wxArrayString& res)
1013         {
1014             // This is used for illustrative purposes only and shows how many
1015             // completions we return every time when we're called.
1016             class LogCompletions
1017             {
1018             public:
1019                 LogCompletions(const wxString& prefix, const wxArrayString& res)
1020                     : m_prefix(prefix),
1021                       m_res(res)
1022                 {
1023                 }
1024
1025                 ~LogCompletions()
1026                 {
1027                     wxLogMessage("Returning %lu possible completions for "
1028                                  "prefix \"%s\"",
1029                                  m_res.size(), m_prefix);
1030                 }
1031
1032             private:
1033                 const wxString& m_prefix;
1034                 const wxArrayString& m_res;
1035             } logCompletions(prefix, res);
1036
1037
1038             // Normally it doesn't make sense to complete empty control, there
1039             // are too many choices and listing them all wouldn't be helpful.
1040             if ( prefix.empty() )
1041                 return;
1042
1043             // The only valid strings start with 3 digits so check for their
1044             // presence proposing to complete the remaining ones.
1045             if ( !wxIsdigit(prefix[0]) )
1046                 return;
1047
1048             if ( prefix.length() == 1 )
1049             {
1050                 for ( int i = 0; i < 10; i++ )
1051                     for ( int j = 0; j < 10; j++ )
1052                         res.push_back(wxString::Format("%s%02d",
1053                                                        prefix, 10*i + j));
1054                 return;
1055             }
1056             else if ( !wxIsdigit(prefix[1]) )
1057                 return;
1058
1059             if ( prefix.length() == 2 )
1060             {
1061                 for ( int i = 0; i < 10; i++ )
1062                     res.push_back(wxString::Format("%s%d", prefix, i));
1063                 return;
1064             }
1065             else if ( !wxIsdigit(prefix[2]) )
1066                 return;
1067
1068             // Next we must have a space and two letters.
1069             wxString prefix2(prefix);
1070             if ( prefix.length() == 3 )
1071                 prefix2 += ' ';
1072             else if ( prefix[3] != ' ' )
1073                 return;
1074
1075             if ( prefix2.length() == 4 )
1076             {
1077                 for ( char c = 'a'; c <= 'z'; c++ )
1078                     for ( char d = 'a'; d <= 'z'; d++ )
1079                         res.push_back(wxString::Format("%s%c%c", prefix2, c, d));
1080                 return;
1081             }
1082             else if ( !wxIslower(prefix[4]) )
1083                 return;
1084
1085             if ( prefix.length() == 5 )
1086             {
1087                 for ( char c = 'a'; c <= 'z'; c++ )
1088                     res.push_back(prefix + c);
1089             }
1090         }
1091     };
1092
1093     if ( entry->AutoComplete(new CustomTextCompleter) )
1094     {
1095         wxLogMessage("Enabled custom auto completer for \"NNN XX\" items "
1096                      "(where N is a digit and X is a letter).");
1097     }
1098     else
1099     {
1100         wxLogMessage("AutoComplete() failed.");
1101     }
1102 }
1103
1104 void WidgetsFrame::OnSetHint(wxCommandEvent& WXUNUSED(event))
1105 {
1106     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
1107     wxCHECK_RET( entry, "menu item should be disabled" );
1108
1109     static wxString s_hint("Type here");
1110     wxString
1111         hint = wxGetTextFromUser("Text hint:", "Widgets sample", s_hint, this);
1112     if ( hint.empty() )
1113         return;
1114
1115     s_hint = hint;
1116
1117     if ( entry->SetHint(hint) )
1118     {
1119         wxLogMessage("Set hint to \"%s\".", hint);
1120     }
1121     else
1122     {
1123         wxLogMessage("Text hints not supported.");
1124     }
1125 }
1126
1127 #endif // wxUSE_MENUS
1128
1129 // ----------------------------------------------------------------------------
1130 // WidgetsPageInfo
1131 // ----------------------------------------------------------------------------
1132
1133 WidgetsPageInfo::WidgetsPageInfo(Constructor ctor, const wxChar *label, int categories)
1134                : m_label(label)
1135                , m_categories(categories)
1136 {
1137     m_ctor = ctor;
1138
1139     m_next = NULL;
1140
1141     // dummy sorting: add and immediately sort in the list according to label
1142     if ( WidgetsPage::ms_widgetPages )
1143     {
1144         WidgetsPageInfo *node_prev = WidgetsPage::ms_widgetPages;
1145         if ( wxStrcmp(label, node_prev->GetLabel().c_str()) < 0 )
1146         {
1147             // add as first
1148             m_next = node_prev;
1149             WidgetsPage::ms_widgetPages = this;
1150         }
1151         else
1152         {
1153             WidgetsPageInfo *node_next;
1154             do
1155             {
1156                 node_next = node_prev->GetNext();
1157                 if ( node_next )
1158                 {
1159                     // add if between two
1160                     if ( wxStrcmp(label, node_next->GetLabel().c_str()) < 0 )
1161                     {
1162                         node_prev->SetNext(this);
1163                         m_next = node_next;
1164                         // force to break loop
1165                         node_next = NULL;
1166                     }
1167                 }
1168                 else
1169                 {
1170                     // add as last
1171                     node_prev->SetNext(this);
1172                     m_next = node_next;
1173                 }
1174                 node_prev = node_next;
1175             }
1176             while ( node_next );
1177         }
1178     }
1179     else
1180     {
1181         // add when first
1182         WidgetsPage::ms_widgetPages = this;
1183     }
1184 }
1185
1186 // ----------------------------------------------------------------------------
1187 // WidgetsPage
1188 // ----------------------------------------------------------------------------
1189
1190 int WidgetsPage::ms_defaultFlags = wxBORDER_DEFAULT;
1191 WidgetsPageInfo *WidgetsPage::ms_widgetPages = NULL;
1192
1193 WidgetsPage::WidgetsPage(WidgetsBookCtrl *book,
1194                          wxImageList *imaglist,
1195                          const char *const icon[])
1196            : wxPanel(book, wxID_ANY,
1197                      wxDefaultPosition, wxDefaultSize,
1198                      wxNO_FULL_REPAINT_ON_RESIZE |
1199                      wxCLIP_CHILDREN |
1200                      wxTAB_TRAVERSAL)
1201 {
1202 #if USE_ICONS_IN_BOOK
1203     imaglist->Add(wxBitmap(wxImage(icon).Scale(ICON_SIZE, ICON_SIZE)));
1204 #else
1205     wxUnusedVar(imaglist);
1206     wxUnusedVar(icon);
1207 #endif
1208 }
1209
1210 wxSizer *WidgetsPage::CreateSizerWithText(wxControl *control,
1211                                           wxWindowID id,
1212                                           wxTextCtrl **ppText)
1213 {
1214     wxSizer *sizerRow = new wxBoxSizer(wxHORIZONTAL);
1215     wxTextCtrl *text = new wxTextCtrl(this, id, wxEmptyString,
1216         wxDefaultPosition, wxDefaultSize, wxTE_PROCESS_ENTER);
1217
1218     sizerRow->Add(control, 0, wxRIGHT | wxALIGN_CENTRE_VERTICAL, 5);
1219     sizerRow->Add(text, 1, wxLEFT | wxALIGN_CENTRE_VERTICAL, 5);
1220
1221     if ( ppText )
1222         *ppText = text;
1223
1224     return sizerRow;
1225 }
1226
1227 // create a sizer containing a label and a text ctrl
1228 wxSizer *WidgetsPage::CreateSizerWithTextAndLabel(const wxString& label,
1229                                                   wxWindowID id,
1230                                                   wxTextCtrl **ppText)
1231 {
1232     return CreateSizerWithText(new wxStaticText(this, wxID_ANY, label),
1233         id, ppText);
1234 }
1235
1236 // create a sizer containing a button and a text ctrl
1237 wxSizer *WidgetsPage::CreateSizerWithTextAndButton(wxWindowID idBtn,
1238                                                    const wxString& label,
1239                                                    wxWindowID id,
1240                                                    wxTextCtrl **ppText)
1241 {
1242     return CreateSizerWithText(new wxButton(this, idBtn, label), id, ppText);
1243 }
1244
1245 wxCheckBox *WidgetsPage::CreateCheckBoxAndAddToSizer(wxSizer *sizer,
1246                                                      const wxString& label,
1247                                                      wxWindowID id)
1248 {
1249     wxCheckBox *checkbox = new wxCheckBox(this, id, label);
1250     sizer->Add(checkbox, 0, wxLEFT | wxRIGHT, 5);
1251     sizer->Add(0, 2, 0, wxGROW); // spacer
1252
1253     return checkbox;
1254 }