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_AutoCompleteDirectories,
 103     TextEntry_AutoCompleteCustom,
 104
 105     TextEntry_SetHint,
 106     TextEntry_End
 107 };
 108
 109 const wxChar *WidgetsCategories[MAX_PAGES] = {
 110 #if defined(__WXUNIVERSAL__)
 111     wxT("Universal"),
 112 #else
 113     wxT("Native"),
 114 #endif
 115     wxT("Generic"),
 116     wxT("Pickers"),
 117     wxT("Comboboxes"),
 118     wxT("With items"),
 119     wxT("Editable"),
 120     wxT("Books"),
 121     wxT("All controls")
 122 };
 123
 124 // ----------------------------------------------------------------------------
 125 // our classes
 126 // ----------------------------------------------------------------------------
 127
 128 // Define a new application type, each program should derive a class from wxApp
 129 class WidgetsApp : public wxApp
 130 {
 131 public:
 132     // override base class virtuals
 133     // ----------------------------
 134
 135     // this one is called on application startup and is a good place for the app
 136     // initialization (doing it here and not in the ctor allows to have an error
 137     // return: if OnInit() returns false, the application terminates)
 138     virtual bool OnInit();
 139 };
 140
 141 // Define a new frame type: this is going to be our main frame
 142 class WidgetsFrame : public wxFrame
 143 {
 144 public:
 145     // ctor(s) and dtor
 146     WidgetsFrame(const wxString& title);
 147     virtual ~WidgetsFrame();
 148
 149 protected:
 150     // event handlers
 151 #if USE_LOG
 152     void OnButtonClearLog(wxCommandEvent& event);
 153 #endif // USE_LOG
 154     void OnExit(wxCommandEvent& event);
 155
 156 #if wxUSE_MENUS
 157     void OnPageChanging(WidgetsBookCtrlEvent& event);
 158     void OnPageChanged(WidgetsBookCtrlEvent& event);
 159     void OnGoToPage(wxCommandEvent& event);
 160
 161 #if wxUSE_TOOLTIPS
 162     void OnSetTooltip(wxCommandEvent& event);
 163 #endif // wxUSE_TOOLTIPS
 164     void OnSetFgCol(wxCommandEvent& event);
 165     void OnSetBgCol(wxCommandEvent& event);
 166     void OnSetPageBg(wxCommandEvent& event);
 167     void OnSetFont(wxCommandEvent& event);
 168     void OnEnable(wxCommandEvent& event);
 169     void OnSetBorder(wxCommandEvent& event);
 170
 171     void OnToggleGlobalBusyCursor(wxCommandEvent& event);
 172     void OnToggleBusyCursor(wxCommandEvent& event);
 173
 174     // wxTextEntry-specific tests
 175     void OnDisableAutoComplete(wxCommandEvent& event);
 176     void OnAutoCompleteFixed(wxCommandEvent& event);
 177     void OnAutoCompleteFilenames(wxCommandEvent& event);
 178     void OnAutoCompleteDirectories(wxCommandEvent& event);
 179     void OnAutoCompleteCustom(wxCommandEvent& event);
 180
 181     void OnSetHint(wxCommandEvent& event);
 182
 183     void OnUpdateTextUI(wxUpdateUIEvent& event)
 184     {
 185         event.Enable( CurrentPage()->GetTextEntry() != NULL );
 186     }
 187 #endif // wxUSE_MENUS
 188
 189     // initialize the book: add all pages to it
 190     void InitBook();
 191
 192     // return the currently selected page (never NULL)
 193     WidgetsPage *CurrentPage();
 194
 195 private:
 196     // the panel containing everything
 197     wxPanel *m_panel;
 198
 199 #if USE_LOG
 200     // the listbox for logging messages
 201     wxListBox *m_lboxLog;
 202
 203     // the log target we use to redirect messages to the listbox
 204     wxLog *m_logTarget;
 205 #endif // USE_LOG
 206
 207     // the book containing the test pages
 208     WidgetsBookCtrl *m_book;
 209
 210 #if wxUSE_MENUS
 211     // last chosen fg/bg colours and font
 212     wxColour m_colFg,
 213              m_colBg;
 214     wxFont   m_font;
 215 #endif // wxUSE_MENUS
 216
 217     // any class wishing to process wxWidgets events must use this macro
 218     DECLARE_EVENT_TABLE()
 219 };
 220
 221 #if USE_LOG
 222 // A log target which just redirects the messages to a listbox
 223 class LboxLogger : public wxLog
 224 {
 225 public:
 226     LboxLogger(wxListBox *lbox, wxLog *logOld)
 227     {
 228         m_lbox = lbox;
 229         //m_lbox->Disable(); -- looks ugly under MSW
 230         m_logOld = logOld;
 231     }
 232
 233     virtual ~LboxLogger()
 234     {
 235         wxLog::SetActiveTarget(m_logOld);
 236     }
 237
 238 private:
 239     // implement sink functions
 240     virtual void DoLogTextAtLevel(wxLogLevel level, const wxString& msg)
 241     {
 242         if ( level == wxLOG_Trace )
 243         {
 244             if ( m_logOld )
 245                 m_logOld->LogTextAtLevel(level, msg);
 246             return;
 247         }
 248
 249         #ifdef __WXUNIVERSAL__
 250             m_lbox->AppendAndEnsureVisible(msg);
 251         #else // other ports don't have this method yet
 252             m_lbox->Append(msg);
 253             m_lbox->SetFirstItem(m_lbox->GetCount() - 1);
 254         #endif
 255     }
 256
 257     // the control we use
 258     wxListBox *m_lbox;
 259
 260     // the old log target
 261     wxLog *m_logOld;
 262 };
 263 #endif // USE_LOG
 264
 265 // array of pages
 266 WX_DEFINE_ARRAY_PTR(WidgetsPage *, ArrayWidgetsPage);
 267
 268 // ----------------------------------------------------------------------------
 269 // misc macros
 270 // ----------------------------------------------------------------------------
 271
 272 IMPLEMENT_APP(WidgetsApp)
 273
 274 // ----------------------------------------------------------------------------
 275 // event tables
 276 // ----------------------------------------------------------------------------
 277
 278 BEGIN_EVENT_TABLE(WidgetsFrame, wxFrame)
 279 #if USE_LOG
 280     EVT_BUTTON(Widgets_ClearLog, WidgetsFrame::OnButtonClearLog)
 281 #endif // USE_LOG
 282     EVT_BUTTON(Widgets_Quit, WidgetsFrame::OnExit)
 283
 284 #if wxUSE_TOOLTIPS
 285     EVT_MENU(Widgets_SetTooltip, WidgetsFrame::OnSetTooltip)
 286 #endif // wxUSE_TOOLTIPS
 287
 288 #if wxUSE_MENUS
 289     EVT_WIDGETS_PAGE_CHANGING(wxID_ANY, WidgetsFrame::OnPageChanging)
 290     EVT_MENU_RANGE(Widgets_GoToPage, Widgets_GoToPageLast,
 291                    WidgetsFrame::OnGoToPage)
 292
 293     EVT_MENU(Widgets_SetFgColour, WidgetsFrame::OnSetFgCol)
 294     EVT_MENU(Widgets_SetBgColour, WidgetsFrame::OnSetBgCol)
 295     EVT_MENU(Widgets_SetPageBg,   WidgetsFrame::OnSetPageBg)
 296     EVT_MENU(Widgets_SetFont,     WidgetsFrame::OnSetFont)
 297     EVT_MENU(Widgets_Enable,      WidgetsFrame::OnEnable)
 298
 299     EVT_MENU_RANGE(Widgets_BorderNone, Widgets_BorderDefault,
 300                    WidgetsFrame::OnSetBorder)
 301
 302     EVT_MENU(Widgets_GlobalBusyCursor,  WidgetsFrame::OnToggleGlobalBusyCursor)
 303     EVT_MENU(Widgets_BusyCursor,        WidgetsFrame::OnToggleBusyCursor)
 304
 305     EVT_MENU(TextEntry_DisableAutoComplete,   WidgetsFrame::OnDisableAutoComplete)
 306     EVT_MENU(TextEntry_AutoCompleteFixed,     WidgetsFrame::OnAutoCompleteFixed)
 307     EVT_MENU(TextEntry_AutoCompleteFilenames, WidgetsFrame::OnAutoCompleteFilenames)
 308     EVT_MENU(TextEntry_AutoCompleteDirectories, WidgetsFrame::OnAutoCompleteDirectories)
 309     EVT_MENU(TextEntry_AutoCompleteCustom,    WidgetsFrame::OnAutoCompleteCustom)
 310
 311     EVT_MENU(TextEntry_SetHint, WidgetsFrame::OnSetHint)
 312
 313     EVT_UPDATE_UI_RANGE(TextEntry_Begin, TextEntry_End - 1,
 314                         WidgetsFrame::OnUpdateTextUI)
 315
 316     EVT_MENU(wxID_EXIT, WidgetsFrame::OnExit)
 317 #endif // wxUSE_MENUS
 318 END_EVENT_TABLE()
 319
 320 // ============================================================================
 321 // implementation
 322 // ============================================================================
 323
 324 // ----------------------------------------------------------------------------
 325 // app class
 326 // ----------------------------------------------------------------------------
 327
 328 bool WidgetsApp::OnInit()
 329 {
 330     if ( !wxApp::OnInit() )
 331         return false;
 332
 333     SetVendorName("wxWidgets_Samples");
 334
 335     // the reason for having these ifdef's is that I often run two copies of
 336     // this sample side by side and it is useful to see which one is which
 337     wxString title;
 338 #if defined(__WXUNIVERSAL__)
 339     title = wxT("wxUniv/");
 340 #endif
 341
 342 #if defined(__WXMSW__)
 343     title += wxT("wxMSW");
 344 #elif defined(__WXGTK__)
 345     title += wxT("wxGTK");
 346 #elif defined(__WXMAC__)
 347     title += wxT("wxMAC");
 348 #elif defined(__WXMOTIF__)
 349     title += wxT("wxMOTIF");
 350 #else
 351     title += wxT("wxWidgets");
 352 #endif
 353
 354     wxFrame *frame = new WidgetsFrame(title + wxT(" widgets demo"));
 355     frame->Show();
 356
 357     return true;
 358 }
 359
 360 // ----------------------------------------------------------------------------
 361 // WidgetsFrame construction
 362 // ----------------------------------------------------------------------------
 363
 364 WidgetsFrame::WidgetsFrame(const wxString& title)
 365             : wxFrame(NULL, wxID_ANY, title)
 366 {
 367     const bool sizeSet = wxPersistentRegisterAndRestore(this, "Main");
 368
 369     // set the frame icon
 370     SetIcon(wxICON(sample));
 371
 372     // init everything
 373 #if USE_LOG
 374     m_lboxLog = NULL;
 375     m_logTarget = NULL;
 376 #endif // USE_LOG
 377     m_book = NULL;
 378
 379 #if wxUSE_MENUS
 380     // create the menubar
 381     wxMenuBar *mbar = new wxMenuBar;
 382     wxMenu *menuWidget = new wxMenu;
 383 #if wxUSE_TOOLTIPS
 384     menuWidget->Append(Widgets_SetTooltip, wxT("Set &tooltip...\tCtrl-T"));
 385     menuWidget->AppendSeparator();
 386 #endif // wxUSE_TOOLTIPS
 387     menuWidget->Append(Widgets_SetFgColour, wxT("Set &foreground...\tCtrl-F"));
 388     menuWidget->Append(Widgets_SetBgColour, wxT("Set &background...\tCtrl-B"));
 389     menuWidget->Append(Widgets_SetPageBg,   wxT("Set &page background...\tShift-Ctrl-B"));
 390     menuWidget->Append(Widgets_SetFont,     wxT("Set f&ont...\tCtrl-O"));
 391     menuWidget->AppendCheckItem(Widgets_Enable,  wxT("&Enable/disable\tCtrl-E"));
 392
 393     wxMenu *menuBorders = new wxMenu;
 394     menuBorders->AppendRadioItem(Widgets_BorderDefault, wxT("De&fault\tCtrl-Shift-9"));
 395     menuBorders->AppendRadioItem(Widgets_BorderNone,   wxT("&None\tCtrl-Shift-0"));
 396     menuBorders->AppendRadioItem(Widgets_BorderSimple, wxT("&Simple\tCtrl-Shift-1"));
 397     menuBorders->AppendRadioItem(Widgets_BorderDouble, wxT("&Double\tCtrl-Shift-2"));
 398     menuBorders->AppendRadioItem(Widgets_BorderStatic, wxT("Stati&c\tCtrl-Shift-3"));
 399     menuBorders->AppendRadioItem(Widgets_BorderRaised, wxT("&Raised\tCtrl-Shift-4"));
 400     menuBorders->AppendRadioItem(Widgets_BorderSunken, wxT("S&unken\tCtrl-Shift-5"));
 401     menuWidget->AppendSubMenu(menuBorders, wxT("Set &border"));
 402
 403     menuWidget->AppendSeparator();
 404     menuWidget->AppendCheckItem(Widgets_GlobalBusyCursor,
 405                                 wxT("Toggle &global busy cursor\tCtrl-Shift-U"));
 406     menuWidget->AppendCheckItem(Widgets_BusyCursor,
 407                                 wxT("Toggle b&usy cursor\tCtrl-U"));
 408
 409     menuWidget->AppendSeparator();
 410     menuWidget->Append(wxID_EXIT, wxT("&Quit\tCtrl-Q"));
 411     mbar->Append(menuWidget, wxT("&Widget"));
 412
 413     wxMenu *menuTextEntry = new wxMenu;
 414     menuTextEntry->AppendRadioItem(TextEntry_DisableAutoComplete,
 415                                    wxT("&Disable auto-completion"));
 416     menuTextEntry->AppendRadioItem(TextEntry_AutoCompleteFixed,
 417                                    wxT("Fixed-&list auto-completion"));
 418     menuTextEntry->AppendRadioItem(TextEntry_AutoCompleteFilenames,
 419                                    wxT("&Files names auto-completion"));
 420     menuTextEntry->AppendRadioItem(TextEntry_AutoCompleteDirectories,
 421                                    wxT("&Directories names auto-completion"));
 422     menuTextEntry->AppendRadioItem(TextEntry_AutoCompleteCustom,
 423                                    wxT("&Custom auto-completion"));
 424     menuTextEntry->AppendSeparator();
 425     menuTextEntry->Append(TextEntry_SetHint, "Set help &hint");
 426
 427     mbar->Append(menuTextEntry, wxT("&Text"));
 428
 429     SetMenuBar(mbar);
 430
 431     mbar->Check(Widgets_Enable, true);
 432 #endif // wxUSE_MENUS
 433
 434     // create controls
 435     m_panel = new wxPanel(this, wxID_ANY);
 436
 437     wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
 438
 439     // we have 2 panes: book with pages demonstrating the controls in the
 440     // upper one and the log window with some buttons in the lower
 441
 442     int style = wxBK_DEFAULT;
 443     // Uncomment to suppress page theme (draw in solid colour)
 444     //style |= wxNB_NOPAGETHEME;
 445
 446     m_book = new WidgetsBookCtrl(m_panel, Widgets_BookCtrl,
 447                                  wxDefaultPosition, wxDefaultSize,
 448                                  style, "Widgets");
 449
 450     InitBook();
 451
 452 #ifndef __WXHANDHELD__
 453     // the lower one only has the log listbox and a button to clear it
 454 #if USE_LOG
 455     wxSizer *sizerDown = new wxStaticBoxSizer(
 456         new wxStaticBox( m_panel, wxID_ANY, wxT("&Log window") ),
 457         wxVERTICAL);
 458
 459     m_lboxLog = new wxListBox(m_panel, wxID_ANY);
 460     sizerDown->Add(m_lboxLog, 1, wxGROW | wxALL, 5);
 461     sizerDown->SetMinSize(100, 150);
 462 #else
 463     wxSizer *sizerDown = new wxBoxSizer(wxVERTICAL);
 464 #endif // USE_LOG
 465
 466     wxBoxSizer *sizerBtns = new wxBoxSizer(wxHORIZONTAL);
 467     wxButton *btn;
 468 #if USE_LOG
 469     btn = new wxButton(m_panel, Widgets_ClearLog, wxT("Clear &log"));
 470     sizerBtns->Add(btn);
 471     sizerBtns->Add(10, 0); // spacer
 472 #endif // USE_LOG
 473     btn = new wxButton(m_panel, Widgets_Quit, wxT("E&xit"));
 474     sizerBtns->Add(btn);
 475     sizerDown->Add(sizerBtns, 0, wxALL | wxALIGN_RIGHT, 5);
 476
 477     // put everything together
 478     sizerTop->Add(m_book, 1, wxGROW | (wxALL & ~(wxTOP | wxBOTTOM)), 10);
 479     sizerTop->Add(0, 5, 0, wxGROW); // spacer in between
 480     sizerTop->Add(sizerDown, 0,  wxGROW | (wxALL & ~wxTOP), 10);
 481
 482 #else // !__WXHANDHELD__/__WXHANDHELD__
 483
 484     sizerTop->Add(m_book, 1, wxGROW | wxALL );
 485
 486 #endif // __WXHANDHELD__
 487
 488     m_panel->SetSizer(sizerTop);
 489
 490     const wxSize sizeMin = m_panel->GetBestSize();
 491     if ( !sizeSet )
 492         SetClientSize(sizeMin);
 493     SetMinClientSize(sizeMin);
 494
 495 #if USE_LOG && !defined(__WXCOCOA__)
 496     // wxCocoa's listbox is too flakey to use for logging right now
 497     // now that everything is created we can redirect the log messages to the
 498     // listbox
 499     m_logTarget = new LboxLogger(m_lboxLog, wxLog::GetActiveTarget());
 500     wxLog::SetActiveTarget(m_logTarget);
 501 #endif
 502 }
 503
 504 void WidgetsFrame::InitBook()
 505 {
 506 #if USE_ICONS_IN_BOOK
 507     wxImageList *imageList = new wxImageList(ICON_SIZE, ICON_SIZE);
 508
 509     wxImage img(sample_xpm);
 510     imageList->Add(wxBitmap(img.Scale(ICON_SIZE, ICON_SIZE)));
 511 #else
 512     wxImageList *imageList = NULL;
 513 #endif
 514
 515 #if !USE_TREEBOOK
 516     WidgetsBookCtrl *books[MAX_PAGES];
 517 #endif
 518
 519     ArrayWidgetsPage pages[MAX_PAGES];
 520     wxArrayString labels[MAX_PAGES];
 521
 522     wxMenu *menuPages = new wxMenu;
 523     unsigned int nPage = 0, nFKey = 0;
 524     int cat, imageId = 1;
 525
 526     // we need to first create all pages and only then add them to the book
 527     // as we need the image list first
 528     //
 529     // we also construct the pages menu during this first iteration
 530     for ( cat = 0; cat < MAX_PAGES; cat++ )
 531     {
 532 #if USE_TREEBOOK
 533         nPage++; // increase for parent page
 534 #else
 535         books[cat] = new WidgetsBookCtrl(m_book,
 536                                          wxID_ANY,
 537                                          wxDefaultPosition,
 538                                          wxDefaultSize,
 539                                          wxBK_DEFAULT);
 540 #endif
 541
 542         for ( WidgetsPageInfo *info = WidgetsPage::ms_widgetPages;
 543               info;
 544               info = info->GetNext() )
 545         {
 546             if( (info->GetCategories() & ( 1 << cat )) == 0)
 547                 continue;
 548
 549             WidgetsPage *page = (*info->GetCtor())(
 550 #if USE_TREEBOOK
 551                                  m_book
 552 #else
 553                                  books[cat]
 554 #endif
 555                                  , imageList);
 556             pages[cat].Add(page);
 557
 558             labels[cat].Add(info->GetLabel());
 559             if ( cat == ALL_PAGE )
 560             {
 561                 wxString radioLabel(info->GetLabel());
 562                 nFKey++;
 563                 if ( nFKey <= 12 )
 564                 {
 565                     radioLabel << wxT("\tF" ) << nFKey;
 566                 }
 567
 568                 menuPages->AppendRadioItem(
 569                             Widgets_GoToPage + nPage,
 570                             radioLabel
 571                            );
 572 #if !USE_TREEBOOK
 573                 // consider only for book in book architecture
 574                 nPage++;
 575 #endif
 576             }
 577
 578 #if USE_TREEBOOK
 579             // consider only for treebook architecture (with subpages)
 580             nPage++;
 581 #endif
 582         }
 583     }
 584
 585     GetMenuBar()->Append(menuPages, wxT("&Page"));
 586
 587 #if USE_ICONS_IN_BOOK
 588     m_book->AssignImageList(imageList);
 589 #endif
 590
 591     for ( cat = 0; cat < MAX_PAGES; cat++ )
 592     {
 593 #if USE_TREEBOOK
 594         m_book->AddPage(NULL,WidgetsCategories[cat],false,0);
 595 #else
 596         m_book->AddPage(books[cat],WidgetsCategories[cat],false,0);
 597 #if USE_ICONS_IN_BOOK
 598         books[cat]->SetImageList(imageList);
 599 #endif
 600 #endif
 601
 602         // now do add them
 603         size_t count = pages[cat].GetCount();
 604         for ( size_t n = 0; n < count; n++ )
 605         {
 606 #if USE_TREEBOOK
 607             m_book->AddSubPage
 608 #else
 609             books[cat]->AddPage
 610 #endif
 611                            (
 612                             pages[cat][n],
 613                             labels[cat][n],
 614                             false, // don't select
 615                             imageId++
 616                            );
 617         }
 618     }
 619
 620     Connect( wxID_ANY,
 621              wxEVT_COMMAND_WIDGETS_PAGE_CHANGED,
 622              wxWidgetsbookEventHandler(WidgetsFrame::OnPageChanged) );
 623
 624     const bool pageSet = wxPersistentRegisterAndRestore(m_book);
 625
 626 #if USE_TREEBOOK
 627     // for treebook page #0 is empty parent page only so select the first page
 628     // with some contents
 629     if ( !pageSet )
 630         m_book->SetSelection(1);
 631
 632     // but ensure that the top of the tree is shown nevertheless
 633     wxTreeCtrl * const tree = m_book->GetTreeCtrl();
 634
 635     wxTreeItemIdValue cookie;
 636     tree->EnsureVisible(tree->GetFirstChild(tree->GetRootItem(), cookie));
 637 #else
 638     if ( !pageSet )
 639     {
 640         // for other books set selection twice to force connected event handler
 641         // to force lazy creation of initial visible content
 642         m_book->SetSelection(1);
 643         m_book->SetSelection(0);
 644     }
 645 #endif // USE_TREEBOOK
 646 }
 647
 648 WidgetsPage *WidgetsFrame::CurrentPage()
 649 {
 650     wxWindow *page = m_book->GetCurrentPage();
 651
 652 #if !USE_TREEBOOK
 653     WidgetsBookCtrl *subBook = wxStaticCast(page, WidgetsBookCtrl);
 654     wxCHECK_MSG( subBook, NULL, wxT("no WidgetsBookCtrl?") );
 655
 656     page = subBook->GetCurrentPage();
 657 #endif // !USE_TREEBOOK
 658
 659     return wxStaticCast(page, WidgetsPage);
 660 }
 661
 662 WidgetsFrame::~WidgetsFrame()
 663 {
 664 #if USE_LOG
 665     delete m_logTarget;
 666 #endif // USE_LOG
 667 }
 668
 669 // ----------------------------------------------------------------------------
 670 // WidgetsFrame event handlers
 671 // ----------------------------------------------------------------------------
 672
 673 void WidgetsFrame::OnExit(wxCommandEvent& WXUNUSED(event))
 674 {
 675     Close();
 676 }
 677
 678 #if USE_LOG
 679 void WidgetsFrame::OnButtonClearLog(wxCommandEvent& WXUNUSED(event))
 680 {
 681     m_lboxLog->Clear();
 682 }
 683 #endif // USE_LOG
 684
 685 #if wxUSE_MENUS
 686
 687 void WidgetsFrame::OnPageChanging(WidgetsBookCtrlEvent& event)
 688 {
 689 #if USE_TREEBOOK
 690     // don't allow selection of entries without pages (categories)
 691     if ( !m_book->GetPage(event.GetSelection()) )
 692         event.Veto();
 693 #else
 694     wxUnusedVar(event);
 695 #endif
 696 }
 697
 698 void WidgetsFrame::OnPageChanged(WidgetsBookCtrlEvent& event)
 699 {
 700     const int sel = event.GetSelection();
 701
 702     // adjust "Page" menu selection
 703     wxMenuItem *item = GetMenuBar()->FindItem(Widgets_GoToPage + sel);
 704     if ( item )
 705         item->Check();
 706
 707     GetMenuBar()->Check(Widgets_BusyCursor, false);
 708
 709     // create the pages on demand, otherwise the sample startup is too slow as
 710     // it creates hundreds of controls
 711     WidgetsPage *page = CurrentPage();
 712     if ( page->GetChildren().empty() )
 713     {
 714         wxWindowUpdateLocker noUpdates(page);
 715         page->CreateContent();
 716         //page->Layout();
 717         page->GetSizer()->Fit(page);
 718
 719         WidgetsBookCtrl *book = wxStaticCast(page->GetParent(), WidgetsBookCtrl);
 720         wxSize size;
 721         for ( size_t i = 0; i < book->GetPageCount(); ++i )
 722         {
 723             wxWindow *page = book->GetPage(i);
 724             if ( page )
 725             {
 726                 size.IncTo(page->GetSize());
 727             }
 728         }
 729         page->SetSize(size);
 730     }
 731
 732     event.Skip();
 733 }
 734
 735 void WidgetsFrame::OnGoToPage(wxCommandEvent& event)
 736 {
 737 #if USE_TREEBOOK
 738     m_book->SetSelection(event.GetId() - Widgets_GoToPage);
 739 #else
 740     m_book->SetSelection(m_book->GetPageCount()-1);
 741     WidgetsBookCtrl *book = wxStaticCast(m_book->GetCurrentPage(), WidgetsBookCtrl);
 742     book->SetSelection(event.GetId() - Widgets_GoToPage);
 743 #endif
 744 }
 745
 746 #if wxUSE_TOOLTIPS
 747
 748 void WidgetsFrame::OnSetTooltip(wxCommandEvent& WXUNUSED(event))
 749 {
 750     static wxString s_tip = wxT("This is a tooltip");
 751
 752     wxTextEntryDialog dialog
 753                       (
 754                         this,
 755                         wxT("Tooltip text (may use \\n, leave empty to remove): "),
 756                         wxT("Widgets sample"),
 757                         s_tip
 758                       );
 759
 760     if ( dialog.ShowModal() != wxID_OK )
 761         return;
 762
 763     s_tip = dialog.GetValue();
 764     s_tip.Replace(wxT("\\n"), wxT("\n"));
 765
 766     WidgetsPage *page = CurrentPage();
 767
 768     const Widgets widgets = page->GetWidgets();
 769     for ( Widgets::const_iterator it = widgets.begin();
 770           it != widgets.end();
 771           ++it )
 772     {
 773         (*it)->SetToolTip(s_tip);
 774     }
 775 }
 776
 777 #endif // wxUSE_TOOLTIPS
 778
 779 namespace
 780 {
 781
 782 // Trivial wrapper for wxGetColourFromUser() which also does something even if
 783 // the colour dialog is not available in the current build (which may happen
 784 // for the ports in development and it is still useful to see how colours work)
 785 wxColour GetColourFromUser(wxWindow *parent, const wxColour& colDefault)
 786 {
 787 #if wxUSE_COLOURDLG
 788     return wxGetColourFromUser(parent, colDefault);
 789 #else // !wxUSE_COLOURDLG
 790     if ( colDefault == *wxBLACK )
 791         return *wxWHITE;
 792     else
 793         return *wxBLACK;
 794 #endif // wxUSE_COLOURDLG/!wxUSE_COLOURDLG
 795 }
 796
 797 } // anonymous namespace
 798
 799 void WidgetsFrame::OnSetFgCol(wxCommandEvent& WXUNUSED(event))
 800 {
 801     // allow for debugging the default colour the first time this is called
 802     WidgetsPage *page = CurrentPage();
 803
 804     if (!m_colFg.IsOk())
 805         m_colFg = page->GetForegroundColour();
 806
 807     wxColour col = GetColourFromUser(this, m_colFg);
 808     if ( !col.IsOk() )
 809         return;
 810
 811     m_colFg = col;
 812
 813     const Widgets widgets = page->GetWidgets();
 814     for ( Widgets::const_iterator it = widgets.begin();
 815           it != widgets.end();
 816           ++it )
 817     {
 818         (*it)->SetForegroundColour(m_colFg);
 819         (*it)->Refresh();
 820     }
 821 }
 822
 823 void WidgetsFrame::OnSetBgCol(wxCommandEvent& WXUNUSED(event))
 824 {
 825     WidgetsPage *page = CurrentPage();
 826
 827     if ( !m_colBg.IsOk() )
 828         m_colBg = page->GetBackgroundColour();
 829
 830     wxColour col = GetColourFromUser(this, m_colBg);
 831     if ( !col.IsOk() )
 832         return;
 833
 834     m_colBg = col;
 835
 836     const Widgets widgets = page->GetWidgets();
 837     for ( Widgets::const_iterator it = widgets.begin();
 838           it != widgets.end();
 839           ++it )
 840     {
 841         (*it)->SetBackgroundColour(m_colBg);
 842         (*it)->Refresh();
 843     }
 844 }
 845
 846 void WidgetsFrame::OnSetPageBg(wxCommandEvent& WXUNUSED(event))
 847 {
 848     wxColour col = GetColourFromUser(this, GetBackgroundColour());
 849     if ( !col.IsOk() )
 850         return;
 851
 852     CurrentPage()->SetBackgroundColour(col);
 853     CurrentPage()->Refresh();
 854 }
 855
 856 void WidgetsFrame::OnSetFont(wxCommandEvent& WXUNUSED(event))
 857 {
 858 #if wxUSE_FONTDLG
 859     WidgetsPage *page = CurrentPage();
 860
 861     if (!m_font.IsOk())
 862         m_font = page->GetFont();
 863
 864     wxFont font = wxGetFontFromUser(this, m_font);
 865     if ( !font.IsOk() )
 866         return;
 867
 868     m_font = font;
 869
 870     const Widgets widgets = page->GetWidgets();
 871     for ( Widgets::const_iterator it = widgets.begin();
 872           it != widgets.end();
 873           ++it )
 874     {
 875         (*it)->SetFont(m_font);
 876         (*it)->Refresh();
 877     }
 878
 879     // The best size of the widget could have changed after changing its font,
 880     // so re-layout to show it correctly.
 881     page->Layout();
 882 #else
 883     wxLogMessage(wxT("Font selection dialog not available in current build."));
 884 #endif
 885 }
 886
 887 void WidgetsFrame::OnEnable(wxCommandEvent& event)
 888 {
 889     const Widgets widgets = CurrentPage()->GetWidgets();
 890     for ( Widgets::const_iterator it = widgets.begin();
 891           it != widgets.end();
 892           ++it )
 893     {
 894         (*it)->Enable(event.IsChecked());
 895     }
 896 }
 897
 898 void WidgetsFrame::OnSetBorder(wxCommandEvent& event)
 899 {
 900     int border;
 901     switch ( event.GetId() )
 902     {
 903         case Widgets_BorderNone:   border = wxBORDER_NONE;   break;
 904         case Widgets_BorderStatic: border = wxBORDER_STATIC; break;
 905         case Widgets_BorderSimple: border = wxBORDER_SIMPLE; break;
 906         case Widgets_BorderRaised: border = wxBORDER_RAISED; break;
 907         case Widgets_BorderSunken: border = wxBORDER_SUNKEN; break;
 908         case Widgets_BorderDouble: border = wxBORDER_DOUBLE; break;
 909
 910         default:
 911             wxFAIL_MSG( wxT("unknown border style") );
 912             // fall through
 913
 914         case Widgets_BorderDefault: border = wxBORDER_DEFAULT; break;
 915     }
 916
 917     WidgetsPage::ms_defaultFlags &= ~wxBORDER_MASK;
 918     WidgetsPage::ms_defaultFlags |= border;
 919
 920     WidgetsPage *page = CurrentPage();
 921
 922     page->RecreateWidget();
 923 }
 924
 925 void WidgetsFrame::OnToggleGlobalBusyCursor(wxCommandEvent& event)
 926 {
 927     if ( event.IsChecked() )
 928         wxBeginBusyCursor();
 929     else
 930         wxEndBusyCursor();
 931 }
 932
 933 void WidgetsFrame::OnToggleBusyCursor(wxCommandEvent& event)
 934 {
 935     wxCursor cursor(*(event.IsChecked() ? wxHOURGLASS_CURSOR
 936                                         : wxSTANDARD_CURSOR));
 937
 938     const Widgets widgets = CurrentPage()->GetWidgets();
 939     for ( Widgets::const_iterator it = widgets.begin();
 940           it != widgets.end();
 941           ++it )
 942     {
 943         (*it)->SetCursor(cursor);
 944     }
 945 }
 946
 947 void WidgetsFrame::OnDisableAutoComplete(wxCommandEvent& WXUNUSED(event))
 948 {
 949     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
 950     wxCHECK_RET( entry, "menu item should be disabled" );
 951
 952     if ( entry->AutoComplete(wxArrayString()) )
 953     {
 954         wxLogMessage("Disabled auto completion.");
 955     }
 956     else
 957     {
 958         wxLogMessage("AutoComplete() failed.");
 959     }
 960 }
 961
 962 void WidgetsFrame::OnAutoCompleteFixed(wxCommandEvent& WXUNUSED(event))
 963 {
 964     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
 965     wxCHECK_RET( entry, "menu item should be disabled" );
 966
 967     wxArrayString completion_choices;
 968
 969     // add a few strings so a completion occurs on any letter typed
 970     for ( char idxc = 'a'; idxc < 'z'; ++idxc )
 971         completion_choices.push_back(wxString::Format("%c%c", idxc, idxc));
 972
 973     completion_choices.push_back("is this string for test?");
 974     completion_choices.push_back("this is a test string");
 975     completion_choices.push_back("this is another test string");
 976     completion_choices.push_back("this string is for test");
 977
 978     if ( entry->AutoComplete(completion_choices) )
 979     {
 980         wxLogMessage("Enabled auto completion of a set of fixed strings.");
 981     }
 982     else
 983     {
 984         wxLogMessage("AutoComplete() failed.");
 985     }
 986 }
 987
 988 void WidgetsFrame::OnAutoCompleteFilenames(wxCommandEvent& WXUNUSED(event))
 989 {
 990     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
 991     wxCHECK_RET( entry, "menu item should be disabled" );
 992
 993     if ( entry->AutoCompleteFileNames() )
 994     {
 995         wxLogMessage("Enabled auto completion of file names.");
 996     }
 997     else
 998     {
 999         wxLogMessage("AutoCompleteFileNames() failed.");
1000     }
1001 }
1002
1003 void WidgetsFrame::OnAutoCompleteDirectories(wxCommandEvent& WXUNUSED(event))
1004 {
1005     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
1006     wxCHECK_RET( entry, "menu item should be disabled" );
1007
1008     if ( entry->AutoCompleteDirectories() )
1009     {
1010         wxLogMessage("Enabled auto completion of directories.");
1011     }
1012     else
1013     {
1014         wxLogMessage("AutoCompleteDirectories() failed.");
1015     }
1016 }
1017
1018 void WidgetsFrame::OnAutoCompleteCustom(wxCommandEvent& WXUNUSED(event))
1019 {
1020     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
1021     wxCHECK_RET( entry, "menu item should be disabled" );
1022
1023     // This is a simple (and hence rather useless) example of a custom
1024     // completer class that completes the first word (only) initially and only
1025     // build the list of the possible second words once the first word is
1026     // known. This allows to avoid building the full 676000 item list of
1027     // possible strings all at once as the we have 1000 possibilities for the
1028     // first word (000..999) and 676 (aa..zz) for the second one.
1029     class CustomTextCompleter : public wxTextCompleterSimple
1030     {
1031     public:
1032         virtual void GetCompletions(const wxString& prefix, wxArrayString& res)
1033         {
1034             // This is used for illustrative purposes only and shows how many
1035             // completions we return every time when we're called.
1036             class LogCompletions
1037             {
1038             public:
1039                 LogCompletions(const wxString& prefix, const wxArrayString& res)
1040                     : m_prefix(prefix),
1041                       m_res(res)
1042                 {
1043                 }
1044
1045                 ~LogCompletions()
1046                 {
1047                     wxLogMessage("Returning %lu possible completions for "
1048                                  "prefix \"%s\"",
1049                                  m_res.size(), m_prefix);
1050                 }
1051
1052             private:
1053                 const wxString& m_prefix;
1054                 const wxArrayString& m_res;
1055             } logCompletions(prefix, res);
1056
1057
1058             // Normally it doesn't make sense to complete empty control, there
1059             // are too many choices and listing them all wouldn't be helpful.
1060             if ( prefix.empty() )
1061                 return;
1062
1063             // The only valid strings start with 3 digits so check for their
1064             // presence proposing to complete the remaining ones.
1065             if ( !wxIsdigit(prefix[0]) )
1066                 return;
1067
1068             if ( prefix.length() == 1 )
1069             {
1070                 for ( int i = 0; i < 10; i++ )
1071                     for ( int j = 0; j < 10; j++ )
1072                         res.push_back(wxString::Format("%s%02d",
1073                                                        prefix, 10*i + j));
1074                 return;
1075             }
1076             else if ( !wxIsdigit(prefix[1]) )
1077                 return;
1078
1079             if ( prefix.length() == 2 )
1080             {
1081                 for ( int i = 0; i < 10; i++ )
1082                     res.push_back(wxString::Format("%s%d", prefix, i));
1083                 return;
1084             }
1085             else if ( !wxIsdigit(prefix[2]) )
1086                 return;
1087
1088             // Next we must have a space and two letters.
1089             wxString prefix2(prefix);
1090             if ( prefix.length() == 3 )
1091                 prefix2 += ' ';
1092             else if ( prefix[3] != ' ' )
1093                 return;
1094
1095             if ( prefix2.length() == 4 )
1096             {
1097                 for ( char c = 'a'; c <= 'z'; c++ )
1098                     for ( char d = 'a'; d <= 'z'; d++ )
1099                         res.push_back(wxString::Format("%s%c%c", prefix2, c, d));
1100                 return;
1101             }
1102             else if ( !wxIslower(prefix[4]) )
1103                 return;
1104
1105             if ( prefix.length() == 5 )
1106             {
1107                 for ( char c = 'a'; c <= 'z'; c++ )
1108                     res.push_back(prefix + c);
1109             }
1110         }
1111     };
1112
1113     if ( entry->AutoComplete(new CustomTextCompleter) )
1114     {
1115         wxLogMessage("Enabled custom auto completer for \"NNN XX\" items "
1116                      "(where N is a digit and X is a letter).");
1117     }
1118     else
1119     {
1120         wxLogMessage("AutoComplete() failed.");
1121     }
1122 }
1123
1124 void WidgetsFrame::OnSetHint(wxCommandEvent& WXUNUSED(event))
1125 {
1126     wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
1127     wxCHECK_RET( entry, "menu item should be disabled" );
1128
1129     static wxString s_hint("Type here");
1130     wxString
1131         hint = wxGetTextFromUser("Text hint:", "Widgets sample", s_hint, this);
1132     if ( hint.empty() )
1133         return;
1134
1135     s_hint = hint;
1136
1137     if ( entry->SetHint(hint) )
1138     {
1139         wxLogMessage("Set hint to \"%s\".", hint);
1140     }
1141     else
1142     {
1143         wxLogMessage("Text hints not supported.");
1144     }
1145 }
1146
1147 #endif // wxUSE_MENUS
1148
1149 // ----------------------------------------------------------------------------
1150 // WidgetsPageInfo
1151 // ----------------------------------------------------------------------------
1152
1153 WidgetsPageInfo::WidgetsPageInfo(Constructor ctor, const wxChar *label, int categories)
1154                : m_label(label)
1155                , m_categories(categories)
1156 {
1157     m_ctor = ctor;
1158
1159     m_next = NULL;
1160
1161     // dummy sorting: add and immediately sort in the list according to label
1162     if ( WidgetsPage::ms_widgetPages )
1163     {
1164         WidgetsPageInfo *node_prev = WidgetsPage::ms_widgetPages;
1165         if ( wxStrcmp(label, node_prev->GetLabel().c_str()) < 0 )
1166         {
1167             // add as first
1168             m_next = node_prev;
1169             WidgetsPage::ms_widgetPages = this;
1170         }
1171         else
1172         {
1173             WidgetsPageInfo *node_next;
1174             do
1175             {
1176                 node_next = node_prev->GetNext();
1177                 if ( node_next )
1178                 {
1179                     // add if between two
1180                     if ( wxStrcmp(label, node_next->GetLabel().c_str()) < 0 )
1181                     {
1182                         node_prev->SetNext(this);
1183                         m_next = node_next;
1184                         // force to break loop
1185                         node_next = NULL;
1186                     }
1187                 }
1188                 else
1189                 {
1190                     // add as last
1191                     node_prev->SetNext(this);
1192                     m_next = node_next;
1193                 }
1194                 node_prev = node_next;
1195             }
1196             while ( node_next );
1197         }
1198     }
1199     else
1200     {
1201         // add when first
1202         WidgetsPage::ms_widgetPages = this;
1203     }
1204 }
1205
1206 // ----------------------------------------------------------------------------
1207 // WidgetsPage
1208 // ----------------------------------------------------------------------------
1209
1210 int WidgetsPage::ms_defaultFlags = wxBORDER_DEFAULT;
1211 WidgetsPageInfo *WidgetsPage::ms_widgetPages = NULL;
1212
1213 WidgetsPage::WidgetsPage(WidgetsBookCtrl *book,
1214                          wxImageList *imaglist,
1215                          const char *const icon[])
1216            : wxPanel(book, wxID_ANY,
1217                      wxDefaultPosition, wxDefaultSize,
1218                      wxNO_FULL_REPAINT_ON_RESIZE |
1219                      wxCLIP_CHILDREN |
1220                      wxTAB_TRAVERSAL)
1221 {
1222 #if USE_ICONS_IN_BOOK
1223     imaglist->Add(wxBitmap(wxImage(icon).Scale(ICON_SIZE, ICON_SIZE)));
1224 #else
1225     wxUnusedVar(imaglist);
1226     wxUnusedVar(icon);
1227 #endif
1228 }
1229
1230 wxSizer *WidgetsPage::CreateSizerWithText(wxControl *control,
1231                                           wxWindowID id,
1232                                           wxTextCtrl **ppText)
1233 {
1234     wxSizer *sizerRow = new wxBoxSizer(wxHORIZONTAL);
1235     wxTextCtrl *text = new wxTextCtrl(this, id, wxEmptyString,
1236         wxDefaultPosition, wxDefaultSize, wxTE_PROCESS_ENTER);
1237
1238     sizerRow->Add(control, 0, wxRIGHT | wxALIGN_CENTRE_VERTICAL, 5);
1239     sizerRow->Add(text, 1, wxLEFT | wxALIGN_CENTRE_VERTICAL, 5);
1240
1241     if ( ppText )
1242         *ppText = text;
1243
1244     return sizerRow;
1245 }
1246
1247 // create a sizer containing a label and a text ctrl
1248 wxSizer *WidgetsPage::CreateSizerWithTextAndLabel(const wxString& label,
1249                                                   wxWindowID id,
1250                                                   wxTextCtrl **ppText)
1251 {
1252     return CreateSizerWithText(new wxStaticText(this, wxID_ANY, label),
1253         id, ppText);
1254 }
1255
1256 // create a sizer containing a button and a text ctrl
1257 wxSizer *WidgetsPage::CreateSizerWithTextAndButton(wxWindowID idBtn,
1258                                                    const wxString& label,
1259                                                    wxWindowID id,
1260                                                    wxTextCtrl **ppText)
1261 {
1262     return CreateSizerWithText(new wxButton(this, idBtn, label), id, ppText);
1263 }
1264
1265 wxCheckBox *WidgetsPage::CreateCheckBoxAndAddToSizer(wxSizer *sizer,
1266                                                      const wxString& label,
1267                                                      wxWindowID id)
1268 {
1269     wxCheckBox *checkbox = new wxCheckBox(this, id, label);
1270     sizer->Add(checkbox, 0, wxLEFT | wxRIGHT, 5);
1271     sizer->Add(0, 2, 0, wxGROW); // spacer
1272
1273     return checkbox;
1274 }