samples/dialogs/dialogs.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dialogs.cpp
   3 // Purpose:     Common dialogs demo
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #pragma interface
  15 #endif
  16
  17 // For compilers that support precompilation, includes "wx/wx.h".
  18 #include "wx/wxprec.h"
  19
  20 #ifdef __BORLANDC__
  21 #pragma hdrstop
  22 #endif
  23
  24 #ifndef WX_PRECOMP
  25 #include "wx/wx.h"
  26 #endif
  27
  28 #include "wx/colordlg.h"
  29 #include "wx/filedlg.h"
  30 #include "wx/dirdlg.h"
  31 #include "wx/fontdlg.h"
  32 #include "wx/choicdlg.h"
  33 #include "wx/tipdlg.h"
  34 #include "wx/progdlg.h"
  35 #include "wx/fdrepdlg.h"
  36
  37 #define wxTEST_GENERIC_DIALOGS_IN_MSW 0
  38
  39 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
  40 #include <wx/generic/colrdlgg.h>
  41 #include <wx/generic/fontdlgg.h>
  42 #endif
  43
  44 #if !defined(__WXMSW__) || defined(wxUSE_DIRDLGG) && wxUSE_DIRDLGG
  45 // New wxGenericDirCtrl
  46 #include "wx/dirctrl.h"
  47 #endif
  48
  49 #include "dialogs.h"
  50
  51 IMPLEMENT_APP(MyApp)
  52
  53 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
  54     EVT_PAINT(MyCanvas::OnPaint)
  55 END_EVENT_TABLE()
  56
  57 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
  58     EVT_MENU(DIALOGS_CHOOSE_COLOUR,                 MyFrame::ChooseColour)
  59     EVT_MENU(DIALOGS_CHOOSE_FONT,                   MyFrame::ChooseFont)
  60     EVT_MENU(DIALOGS_LOG_DIALOG,                    MyFrame::LogDialog)
  61     EVT_MENU(DIALOGS_MESSAGE_BOX,                   MyFrame::MessageBox)
  62     EVT_MENU(DIALOGS_TEXT_ENTRY,                    MyFrame::TextEntry)
  63     EVT_MENU(DIALOGS_PASSWORD_ENTRY,                MyFrame::PasswordEntry)
  64     EVT_MENU(DIALOGS_NUM_ENTRY,                     MyFrame::NumericEntry)
  65     EVT_MENU(DIALOGS_SINGLE_CHOICE,                 MyFrame::SingleChoice)
  66     EVT_MENU(DIALOGS_MULTI_CHOICE,                  MyFrame::MultiChoice)
  67     EVT_MENU(DIALOGS_FILE_OPEN,                     MyFrame::FileOpen)
  68     EVT_MENU(DIALOGS_FILE_OPEN2,                    MyFrame::FileOpen2)
  69     EVT_MENU(DIALOGS_FILES_OPEN,                    MyFrame::FilesOpen)
  70     EVT_MENU(DIALOGS_FILE_SAVE,                     MyFrame::FileSave)
  71     EVT_MENU(DIALOGS_DIR_CHOOSE,                    MyFrame::DirChoose)
  72     EVT_MENU(DIALOGS_GENERIC_DIR_CHOOSE,            MyFrame::GenericDirChoose)
  73     EVT_MENU(DIALOGS_MODAL,                         MyFrame::ModalDlg)
  74     EVT_MENU(DIALOGS_MODELESS,                      MyFrame::ModelessDlg)
  75     EVT_MENU(DIALOGS_TIP,                           MyFrame::ShowTip)
  76 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
  77     EVT_MENU(DIALOGS_CHOOSE_COLOUR_GENERIC,         MyFrame::ChooseColourGeneric)
  78     EVT_MENU(DIALOGS_CHOOSE_FONT_GENERIC,           MyFrame::ChooseFontGeneric)
  79 #endif
  80 #if wxUSE_PROGRESSDLG
  81     EVT_MENU(DIALOGS_PROGRESS,                      MyFrame::ShowProgress)
  82 #endif // wxUSE_PROGRESSDLG
  83 #if wxUSE_FINDREPLDLG
  84     EVT_MENU(DIALOGS_FIND,                          MyFrame::ShowFindDialog)
  85     EVT_MENU(DIALOGS_REPLACE,                       MyFrame::ShowReplaceDialog)
  86
  87     EVT_FIND(-1, MyFrame::OnFindDialog)
  88     EVT_FIND_NEXT(-1, MyFrame::OnFindDialog)
  89     EVT_FIND_REPLACE(-1, MyFrame::OnFindDialog)
  90     EVT_FIND_REPLACE_ALL(-1, MyFrame::OnFindDialog)
  91     EVT_FIND_CLOSE(-1, MyFrame::OnFindDialog)
  92 #endif // wxUSE_FINDREPLDLG
  93     EVT_MENU(wxID_EXIT,                             MyFrame::OnExit)
  94 END_EVENT_TABLE()
  95
  96 BEGIN_EVENT_TABLE(MyModalDialog, wxDialog)
  97     EVT_BUTTON(-1, MyModalDialog::OnButton)
  98 END_EVENT_TABLE()
  99
 100 BEGIN_EVENT_TABLE(MyModelessDialog, wxDialog)
 101     EVT_BUTTON(DIALOGS_MODELESS_BTN, MyModelessDialog::OnButton)
 102
 103     EVT_CLOSE(MyModelessDialog::OnClose)
 104 END_EVENT_TABLE()
 105
 106 MyCanvas *myCanvas = (MyCanvas *) NULL;
 107
 108 // `Main program' equivalent, creating windows and returning main app frame
 109 bool MyApp::OnInit()
 110 {
 111 #if defined(__WXGTK__) && defined(wxUSE_UNICODE)
 112   wxConvCurrent = &wxConvLibc;
 113 #endif
 114
 115   m_canvasTextColour = wxColour("BLACK");
 116   m_canvasFont = *wxNORMAL_FONT;
 117
 118   // Create the main frame window
 119   MyFrame *frame = new MyFrame((wxFrame *) NULL, (char *) "wxWindows dialogs example", wxPoint(20, 20), wxSize(400, 300));
 120
 121   // Make a menubar
 122   wxMenu *file_menu = new wxMenu;
 123
 124   file_menu->Append(DIALOGS_CHOOSE_COLOUR, "&Choose colour");
 125
 126 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
 127   file_menu->Append(DIALOGS_CHOOSE_COLOUR_GENERIC, "Choose colour (&generic)");
 128 #endif
 129
 130   file_menu->AppendSeparator();
 131   file_menu->Append(DIALOGS_CHOOSE_FONT, "Choose &font");
 132
 133 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
 134   file_menu->Append(DIALOGS_CHOOSE_FONT_GENERIC, "Choose f&ont (generic)");
 135
 136 #endif
 137   file_menu->AppendSeparator();
 138   file_menu->Append(DIALOGS_LOG_DIALOG, "&Log dialog\tCtrl-L");
 139   file_menu->Append(DIALOGS_MESSAGE_BOX, "&Message box\tCtrl-M");
 140   file_menu->Append(DIALOGS_TEXT_ENTRY,  "Text &entry\tCtrl-E");
 141   file_menu->Append(DIALOGS_PASSWORD_ENTRY,  "&Password entry\tCtrl-P");
 142   file_menu->Append(DIALOGS_NUM_ENTRY, "&Numeric entry\tCtrl-N");
 143   file_menu->Append(DIALOGS_SINGLE_CHOICE,  "&Single choice\tCtrl-C");
 144   file_menu->Append(DIALOGS_MULTI_CHOICE,  "M&ultiple choice\tCtrl-U");
 145   file_menu->AppendSeparator();
 146   file_menu->Append(DIALOGS_TIP,  "&Tip of the day\tCtrl-T");
 147   file_menu->AppendSeparator();
 148   file_menu->Append(DIALOGS_FILE_OPEN,  "&Open file\tCtrl-O");
 149   file_menu->Append(DIALOGS_FILE_OPEN2,  "&Second open file\tCtrl-2");
 150   file_menu->Append(DIALOGS_FILES_OPEN,  "Open &files\tCtrl-Q");
 151   file_menu->Append(DIALOGS_FILE_SAVE,  "Sa&ve file\tCtrl-S");
 152   file_menu->Append(DIALOGS_DIR_CHOOSE,  "&Choose a directory\tCtrl-D");
 153   file_menu->Append(DIALOGS_GENERIC_DIR_CHOOSE,  "&Choose a directory (generic implementation)");
 154 #if wxUSE_PROGRESSDLG
 155   file_menu->Append(DIALOGS_PROGRESS, "Pro&gress dialog\tCtrl-G");
 156 #endif // wxUSE_PROGRESSDLG
 157 #if wxUSE_FINDREPLDLG
 158   file_menu->Append(DIALOGS_FIND, "&Find dialog\tCtrl-F");
 159   file_menu->Append(DIALOGS_REPLACE, "Find and &replace dialog\tShift-Ctrl-F");
 160 #endif // wxUSE_FINDREPLDLG
 161   file_menu->AppendSeparator();
 162   file_menu->Append(DIALOGS_MODAL, "Mo&dal dialog\tCtrl-D");
 163   file_menu->Append(DIALOGS_MODELESS, "Modeless &dialog\tCtrl-Z", "", TRUE);
 164   file_menu->AppendSeparator();
 165   file_menu->Append(wxID_EXIT, "E&xit\tAlt-X");
 166   wxMenuBar *menu_bar = new wxMenuBar;
 167   menu_bar->Append(file_menu, "&File");
 168   frame->SetMenuBar(menu_bar);
 169
 170   myCanvas = new MyCanvas(frame);
 171   myCanvas->SetBackgroundColour(*wxWHITE);
 172
 173   frame->Centre(wxBOTH);
 174
 175   // Show the frame
 176   frame->Show(TRUE);
 177
 178   SetTopWindow(frame);
 179
 180   return TRUE;
 181 }
 182
 183 // My frame constructor
 184 MyFrame::MyFrame(wxWindow *parent,
 185                  const wxString& title,
 186                  const wxPoint& pos,
 187                  const wxSize& size)
 188        : wxFrame(parent, -1, title, pos, size)
 189 {
 190     m_dialog = (MyModelessDialog *)NULL;
 191 }
 192
 193 void MyFrame::ChooseColour(wxCommandEvent& WXUNUSED(event) )
 194 {
 195     wxColourData data;
 196     data.SetChooseFull(TRUE);
 197     for (int i = 0; i < 16; i++)
 198     {
 199         wxColour colour(i*16, i*16, i*16);
 200         data.SetCustomColour(i, colour);
 201     }
 202
 203     wxColourDialog *dialog = new wxColourDialog(this, &data);
 204     dialog->SetTitle("Choose the background colour");
 205     if (dialog->ShowModal() == wxID_OK)
 206     {
 207         wxColourData retData = dialog->GetColourData();
 208         wxColour col = retData.GetColour();
 209         myCanvas->SetBackgroundColour(col);
 210         myCanvas->Clear();
 211         myCanvas->Refresh();
 212     }
 213     dialog->Destroy();
 214 }
 215
 216 void MyFrame::ChooseFont(wxCommandEvent& WXUNUSED(event) )
 217 {
 218       wxFontData data;
 219       data.SetInitialFont(wxGetApp().m_canvasFont);
 220       data.SetColour(wxGetApp().m_canvasTextColour);
 221
 222       wxFontDialog *dialog = new wxFontDialog(this, &data);
 223       if (dialog->ShowModal() == wxID_OK)
 224       {
 225         wxFontData retData = dialog->GetFontData();
 226         wxGetApp().m_canvasFont = retData.GetChosenFont();
 227         wxGetApp().m_canvasTextColour = retData.GetColour();
 228         myCanvas->Refresh();
 229       }
 230       dialog->Destroy();
 231 }
 232
 233 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
 234 void MyFrame::ChooseColourGeneric(wxCommandEvent& WXUNUSED(event))
 235 {
 236       wxColourData data;
 237       data.SetChooseFull(TRUE);
 238       for (int i = 0; i < 16; i++)
 239       {
 240         wxColour colour(i*16, i*16, i*16);
 241         data.SetCustomColour(i, colour);
 242       }
 243
 244       wxGenericColourDialog *dialog = new wxGenericColourDialog(this, &data);
 245       if (dialog->ShowModal() == wxID_OK)
 246       {
 247         wxColourData retData = dialog->GetColourData();
 248         wxColour col = retData.GetColour();
 249 //        wxBrush *brush = wxTheBrushList->FindOrCreateBrush(&col, wxSOLID);
 250         myCanvas->SetBackgroundColour(col);
 251         myCanvas->Clear();
 252         myCanvas->Refresh();
 253       }
 254       dialog->Destroy();
 255 }
 256
 257 void MyFrame::ChooseFontGeneric(wxCommandEvent& WXUNUSED(event) )
 258 {
 259       wxFontData data;
 260       data.SetInitialFont(wxGetApp().m_canvasFont);
 261       data.SetColour(wxGetApp().m_canvasTextColour);
 262
 263       wxGenericFontDialog *dialog = new wxGenericFontDialog(this, &data);
 264       if (dialog->ShowModal() == wxID_OK)
 265       {
 266         wxFontData retData = dialog->GetFontData();
 267         wxGetApp().m_canvasFont = retData.GetChosenFont();
 268         wxGetApp().m_canvasTextColour = retData.GetColour();
 269         myCanvas->Refresh();
 270       }
 271       dialog->Destroy();
 272 }
 273 #endif // wxTEST_GENERIC_DIALOGS_IN_MSW
 274
 275 void MyFrame::LogDialog(wxCommandEvent& event)
 276 {
 277     // calling wxYield() (as ~wxBusyCursor does) shouldn't result in messages
 278     // being flushed -- test it
 279     {
 280         wxBusyCursor bc;
 281         wxLogMessage("This is some message - everything is ok so far.");
 282         wxLogMessage("Another message...\n... this one is on multiple lines");
 283         wxLogWarning("And then something went wrong!");
 284
 285         // and if ~wxBusyCursor doesn't do it, then call it manually
 286         wxYield();
 287     }
 288
 289     wxLogError("Intermediary error handler decided to abort.");
 290     wxLogError("The top level caller detected an unrecoverable error.");
 291
 292     wxLog::FlushActive();
 293
 294     wxLogMessage("And this is the same dialog but with only one message.");
 295 }
 296
 297 void MyFrame::MessageBox(wxCommandEvent& WXUNUSED(event) )
 298 {
 299   wxMessageDialog dialog( NULL, "This is a message box\nA long, long string to test out the message box properly",
 300       "Message box text", wxYES_NO|wxCANCEL|wxICON_INFORMATION);
 301
 302   dialog.ShowModal();
 303 }
 304
 305 void MyFrame::NumericEntry(wxCommandEvent& WXUNUSED(event) )
 306 {
 307     long res = wxGetNumberFromUser( "This is some text, actually a lot of text.\n"
 308                                     "Even two rows of text.",
 309                                     "Enter a number:", "Numeric input test",
 310                                      50, 0, 100, this );
 311
 312     wxString msg;
 313     int icon;
 314     if ( res == -1 )
 315     {
 316         msg = "Invalid number entered or dialog cancelled.";
 317         icon = wxICON_HAND;
 318     }
 319     else
 320     {
 321         msg.Printf(_T("You've entered %lu"), res );
 322         icon = wxICON_INFORMATION;
 323     }
 324
 325     wxMessageBox(msg, "Numeric test result", wxOK | icon, this);
 326 }
 327
 328 void MyFrame::PasswordEntry(wxCommandEvent& WXUNUSED(event))
 329 {
 330     wxString pwd = wxGetPasswordFromUser("Enter password:",
 331                                          "Password entry dialog",
 332                                          "",
 333                                          this);
 334     if ( !!pwd )
 335     {
 336         wxMessageBox(wxString::Format("Your password is '%s'", pwd.c_str()),
 337                      "Got password", wxOK | wxICON_INFORMATION, this);
 338     }
 339 }
 340
 341 void MyFrame::TextEntry(wxCommandEvent& WXUNUSED(event))
 342 {
 343   wxTextEntryDialog dialog(this,
 344                            "This is a small sample\n"
 345                            "A long, long string to test out the text entrybox",
 346                            "Please enter a string",
 347                            "Default value",
 348                            wxOK | wxCANCEL);
 349
 350   if (dialog.ShowModal() == wxID_OK)
 351   {
 352     wxMessageDialog dialog2(this, dialog.GetValue(), "Got string");
 353     dialog2.ShowModal();
 354   }
 355 }
 356
 357 void MyFrame::SingleChoice(wxCommandEvent& WXUNUSED(event) )
 358 {
 359     const wxString choices[] = { "One", "Two", "Three", "Four", "Five" } ;
 360     int n = 5;
 361
 362     wxSingleChoiceDialog dialog(this, "This is a small sample\nA single-choice convenience dialog",
 363         "Please select a value", n, (const wxString *)choices);
 364
 365     dialog.SetSelection(2);
 366
 367     if (dialog.ShowModal() == wxID_OK)
 368     {
 369         wxMessageDialog dialog2(this, dialog.GetStringSelection(), "Got string");
 370         dialog2.ShowModal();
 371     }
 372 }
 373
 374 void MyFrame::MultiChoice(wxCommandEvent& WXUNUSED(event) )
 375 {
 376     const wxString choices[] = { "One", "Two", "Three", "Four", "Five" } ;
 377     int n = 5;
 378
 379     wxArrayInt selections;
 380     size_t count = wxGetMultipleChoices(selections,
 381                                         "This is a small sample\n"
 382                                         "A multi-choice convenience dialog",
 383                                         "Please select a value",
 384                                         n, (const wxString *)choices,
 385                                         this);
 386     if ( count )
 387     {
 388         wxString msg;
 389         msg.Printf("You selected %u items:\n", count);
 390         for ( size_t n = 0; n < count; n++ )
 391         {
 392             msg += wxString::Format("\t%u: %u (%s)\n", n, selections[n],
 393                                     choices[selections[n]].c_str());
 394         }
 395         wxLogMessage(msg);
 396     }
 397     //else: cancelled or nothing selected
 398 }
 399
 400 void MyFrame::FileOpen(wxCommandEvent& WXUNUSED(event) )
 401 {
 402 //    wxFAIL_MSG( "Test assert" );
 403
 404     wxFileDialog dialog(this, "Testing open file dialog", "", "", "*.txt", 0);
 405
 406     if (dialog.ShowModal() == wxID_OK)
 407     {
 408         wxString info;
 409         info.Printf(_T("Full file name: %s\n")
 410                     _T("Path: %s\n")
 411                     _T("Name: %s"),
 412                     dialog.GetPath().c_str(),
 413                     dialog.GetDirectory().c_str(),
 414                     dialog.GetFilename().c_str());
 415         wxMessageDialog dialog2(this, info, "Selected file");
 416         dialog2.ShowModal();
 417     }
 418 }
 419
 420 // this shows how to take advantage of specifying a default extension in the
 421 // call to wxFileSelector: it is remembered after each new call and the next
 422 // one will use it by default
 423 void MyFrame::FileOpen2(wxCommandEvent& WXUNUSED(event) )
 424 {
 425     wxOnAssert( "Test assert.txt", 20, "Test" );
 426     return;
 427
 428     static wxString s_extDef;
 429     wxString path = wxFileSelector(
 430                                     _T("Select the file to load"),
 431                                     _T(""), _T(""),
 432                                     s_extDef,
 433                                     _T("Waveform (*.wav)|*.wav|Plain text (*.txt)|*.txt|All files (*.*)|*.*"),
 434                                     0,
 435                                     this
 436                                    );
 437
 438     if ( !path )
 439         return;
 440
 441     // it is just a sample, would use wxSplitPath in real program
 442     s_extDef = path.AfterLast(_T('.'));
 443
 444     wxLogMessage(_T("You selected the file '%s', remembered extension '%s'"),
 445                  (const wxChar*) path, (const wxChar*) s_extDef);
 446 }
 447
 448 void MyFrame::FilesOpen(wxCommandEvent& WXUNUSED(event) )
 449 {
 450     wxFileDialog dialog(this, "Testing open multiple file dialog",
 451                         "", "", wxFileSelectorDefaultWildcardStr,
 452                         wxMULTIPLE);
 453
 454     if (dialog.ShowModal() == wxID_OK)
 455     {
 456         wxArrayString paths, filenames;
 457
 458         dialog.GetPaths(paths);
 459         dialog.GetFilenames(filenames);
 460
 461         wxString msg, s;
 462         size_t count = paths.GetCount();
 463         for ( size_t n = 0; n < count; n++ )
 464         {
 465             s.Printf(_T("File %d: %s (%s)\n"),
 466                      n, paths[n].c_str(), filenames[n].c_str());
 467
 468             msg += s;
 469         }
 470
 471         wxMessageDialog dialog2(this, msg, "Selected files");
 472         dialog2.ShowModal();
 473     }
 474 }
 475
 476 void MyFrame::FileSave(wxCommandEvent& WXUNUSED(event) )
 477 {
 478     wxFileDialog dialog(this, "Testing save file dialog", "", "myletter.txt",
 479         "Text files (*.txt)|*.txt|Document files (*.doc)|*.doc",
 480         wxSAVE|wxOVERWRITE_PROMPT);
 481
 482     if (dialog.ShowModal() == wxID_OK)
 483     {
 484         wxChar buf[400];
 485         wxSprintf(buf, _T("%s, filter %d"), (const wxChar*)dialog.GetPath(), dialog.GetFilterIndex());
 486         wxMessageDialog dialog2(this, wxString(buf), "Selected path");
 487         dialog2.ShowModal();
 488     }
 489 }
 490
 491 void MyFrame::DirChoose(wxCommandEvent& WXUNUSED(event) )
 492 {
 493     // pass some initial dir to wxDirDialog
 494     wxString dirHome;
 495     wxGetHomeDir(&dirHome);
 496
 497     wxDirDialog dialog(this, "Testing directory picker", dirHome);
 498
 499     if (dialog.ShowModal() == wxID_OK)
 500     {
 501         wxMessageDialog dialog2(this, dialog.GetPath(), "Selected path");
 502         dialog2.ShowModal();
 503     }
 504 }
 505
 506 void MyFrame::GenericDirChoose(wxCommandEvent& WXUNUSED(event) )
 507 {
 508 #if !defined(__WXMSW__) || defined(wxUSE_DIRDLGG) && wxUSE_DIRDLGG
 509     // pass some initial dir to wxDirDialog
 510     wxString dirHome;
 511     wxGetHomeDir(&dirHome);
 512
 513     wxGenericDirDialog dialog(this, "Testing generic directory picker", dirHome);
 514
 515     if (dialog.ShowModal() == wxID_OK)
 516     {
 517         wxMessageDialog dialog2(this, dialog.GetPath(), "Selected path");
 518         dialog2.ShowModal();
 519     }
 520 #else
 521     wxLogError("Sorry, generic dir dialog not available:\n"
 522                "set wxUSE_DIRDLGG to 1 and recompile");
 523 #endif
 524 }
 525
 526 void MyFrame::ModalDlg(wxCommandEvent& WXUNUSED(event))
 527 {
 528     MyModalDialog dlg(this);
 529     dlg.ShowModal();
 530 }
 531
 532 void MyFrame::ModelessDlg(wxCommandEvent& event)
 533 {
 534     bool show = GetMenuBar()->IsChecked(event.GetId());
 535
 536     if ( show )
 537     {
 538         if ( !m_dialog )
 539         {
 540             m_dialog = new MyModelessDialog(this);
 541         }
 542
 543         m_dialog->Show(TRUE);
 544     }
 545     else // hide
 546     {
 547         m_dialog->Hide();
 548     }
 549 }
 550
 551 void MyFrame::ShowTip(wxCommandEvent& event)
 552 {
 553 #if wxUSE_STARTUP_TIPS
 554     static size_t s_index = (size_t)-1;
 555
 556     if ( s_index == (size_t)-1 )
 557     {
 558         srand(time(NULL));
 559
 560         // this is completely bogus, we don't know how many lines are there
 561         // in the file, but who cares, it's a demo only...
 562         s_index = rand() % 5;
 563     }
 564
 565     wxTipProvider *tipProvider = wxCreateFileTipProvider("tips.txt", s_index);
 566
 567     bool showAtStartup = wxShowTip(this, tipProvider);
 568
 569     if ( showAtStartup )
 570     {
 571         wxMessageBox("Will show tips on startup", "Tips dialog",
 572                      wxOK | wxICON_INFORMATION, this);
 573     }
 574
 575     s_index = tipProvider->GetCurrentTip();
 576     delete tipProvider;
 577 #endif
 578 }
 579
 580 void MyFrame::OnExit(wxCommandEvent& WXUNUSED(event) )
 581 {
 582     Close(TRUE);
 583 }
 584
 585 #if wxUSE_PROGRESSDLG
 586
 587 void MyFrame::ShowProgress( wxCommandEvent& WXUNUSED(event) )
 588 {
 589     static const int max = 10;
 590
 591     wxProgressDialog dialog("Progress dialog example",
 592                             "An informative message",
 593                             max,    // range
 594                             this,   // parent
 595                             wxPD_CAN_ABORT |
 596                             wxPD_APP_MODAL |
 597                             wxPD_ELAPSED_TIME |
 598                             wxPD_ESTIMATED_TIME |
 599                             wxPD_REMAINING_TIME);
 600
 601     bool cont = TRUE;
 602     for ( int i = 0; i <= max && cont; i++ )
 603     {
 604         wxSleep(1);
 605         if ( i == max )
 606         {
 607             cont = dialog.Update(i, "That's all, folks!");
 608         }
 609         else if ( i == max / 2 )
 610         {
 611             cont = dialog.Update(i, "Only a half left (very long message)!");
 612         }
 613         else
 614         {
 615             cont = dialog.Update(i);
 616         }
 617     }
 618
 619     if ( !cont )
 620     {
 621         wxLogStatus("Progress dialog aborted!");
 622     }
 623     else
 624     {
 625         wxLogStatus("Countdown from %d finished", max);
 626     }
 627 }
 628
 629 #endif // wxUSE_PROGRESSDLG
 630
 631 #if wxUSE_FINDREPLDLG
 632
 633 void MyFrame::ShowReplaceDialog( wxCommandEvent& WXUNUSED(event) )
 634 {
 635     wxFindReplaceDialog *dialog = new wxFindReplaceDialog
 636                                       (
 637                                         this,
 638                                         &m_findData,
 639                                         "Find and replace dialog",
 640                                         wxFR_REPLACEDIALOG
 641                                       );
 642     dialog->Show();
 643 }
 644
 645 void MyFrame::ShowFindDialog( wxCommandEvent& WXUNUSED(event) )
 646 {
 647     wxFindReplaceDialog *dialog = new wxFindReplaceDialog
 648                                       (
 649                                         this,
 650                                         &m_findData,
 651                                         "Find dialog",
 652                                         // just for testing
 653                                         wxFR_NOWHOLEWORD
 654                                       );
 655     dialog->Show();
 656 }
 657
 658 static wxString DecodeFindDialogEventFlags(int flags)
 659 {
 660     wxString str;
 661     str << (flags & wxFR_DOWN ? "down" : "up") << ", "
 662         << (flags & wxFR_WHOLEWORD ? "whole words only, " : "")
 663         << (flags & wxFR_MATCHCASE ? "" : "not ")
 664         << "case sensitive";
 665
 666     return str;
 667 }
 668
 669 void MyFrame::OnFindDialog(wxFindDialogEvent& event)
 670 {
 671     wxEventType type = event.GetEventType();
 672
 673     if ( type == wxEVT_COMMAND_FIND || type == wxEVT_COMMAND_FIND_NEXT )
 674     {
 675         wxLogMessage("Find %s'%s' (flags: %s)",
 676                      type == wxEVT_COMMAND_FIND_NEXT ? "next " : "",
 677                      event.GetFindString().c_str(),
 678                      DecodeFindDialogEventFlags(event.GetFlags()).c_str());
 679     }
 680     else if ( type == wxEVT_COMMAND_FIND_REPLACE ||
 681                 type == wxEVT_COMMAND_FIND_REPLACE_ALL )
 682     {
 683         wxLogMessage("Replace %s'%s' with '%s' (flags: %s)",
 684                      type == wxEVT_COMMAND_FIND_REPLACE_ALL ? "all " : "",
 685                      event.GetFindString().c_str(),
 686                      event.GetReplaceString().c_str(),
 687                      DecodeFindDialogEventFlags(event.GetFlags()).c_str());
 688     }
 689     else if ( type == wxEVT_COMMAND_FIND_CLOSE )
 690     {
 691         wxLogMessage("Find dialog is being closed.");
 692
 693         event.GetDialog()->Destroy();
 694     }
 695     else
 696     {
 697         wxLogError("Unknown find dialog event!");
 698     }
 699 }
 700
 701 #endif // wxUSE_FINDREPLDLG
 702
 703 // ----------------------------------------------------------------------------
 704 // MyCanvas
 705 // ----------------------------------------------------------------------------
 706
 707 void MyCanvas::OnPaint(wxPaintEvent& WXUNUSED(event) )
 708 {
 709     wxPaintDC dc(this);
 710     dc.SetFont(wxGetApp().m_canvasFont);
 711     dc.SetTextForeground(wxGetApp().m_canvasTextColour);
 712     dc.SetBackgroundMode(wxTRANSPARENT);
 713     dc.DrawText("wxWindows common dialogs test application", 10, 10);
 714 }
 715
 716 // ----------------------------------------------------------------------------
 717 // MyModelessDialog
 718 // ----------------------------------------------------------------------------
 719
 720 MyModelessDialog::MyModelessDialog(wxWindow *parent)
 721                 : wxDialog(parent, -1, wxString("Modeless dialog"))
 722 {
 723     wxBoxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
 724
 725     wxButton *btn = new wxButton(this, DIALOGS_MODELESS_BTN, "Press me");
 726     wxCheckBox *check = new wxCheckBox(this, -1, "Should be disabled");
 727     check->Disable();
 728
 729     sizerTop->Add(btn, 1, wxEXPAND | wxALL, 5);
 730     sizerTop->Add(check, 1, wxEXPAND | wxALL, 5);
 731
 732     SetAutoLayout(TRUE);
 733     SetSizer(sizerTop);
 734
 735     sizerTop->SetSizeHints(this);
 736     sizerTop->Fit(this);
 737 }
 738
 739 void MyModelessDialog::OnButton(wxCommandEvent& WXUNUSED(event))
 740 {
 741     wxMessageBox("Button pressed in modeless dialog", "Info",
 742                  wxOK | wxICON_INFORMATION, this);
 743 }
 744
 745 void MyModelessDialog::OnClose(wxCloseEvent& event)
 746 {
 747     if ( event.CanVeto() )
 748     {
 749         wxMessageBox("Use the menu item to close this dialog",
 750                      "Modeless dialog",
 751                      wxOK | wxICON_INFORMATION, this);
 752
 753         event.Veto();
 754     }
 755 }
 756
 757 // ----------------------------------------------------------------------------
 758 // MyModalDialog
 759 // ----------------------------------------------------------------------------
 760
 761 MyModalDialog::MyModalDialog(wxWindow *parent)
 762              : wxDialog(parent, -1, wxString("Modal dialog"))
 763 {
 764     wxBoxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
 765
 766     m_btnFocused = new wxButton(this, -1, "Default button");
 767     m_btnDelete = new wxButton(this, -1, "&Delete button");
 768     sizerTop->Add(m_btnFocused, 0, wxALIGN_CENTER | wxALL, 5);
 769     sizerTop->Add(m_btnDelete, 0, wxALIGN_CENTER | wxALL, 5);
 770
 771     SetAutoLayout(TRUE);
 772     SetSizer(sizerTop);
 773
 774     sizerTop->SetSizeHints(this);
 775     sizerTop->Fit(this);
 776
 777     m_btnFocused->SetFocus();
 778     m_btnFocused->SetDefault();
 779 }
 780
 781 void MyModalDialog::OnButton(wxCommandEvent& event)
 782 {
 783     if ( event.GetEventObject() == m_btnDelete )
 784     {
 785         delete m_btnFocused;
 786         m_btnFocused = NULL;
 787
 788         m_btnDelete->Disable();
 789     }
 790     else if ( event.GetEventObject() == m_btnFocused )
 791     {
 792         wxGetTextFromUser("Dummy prompt", "Modal dialog called from dialog",
 793                           "", this);
 794     }
 795     else
 796     {
 797         event.Skip();
 798     }
 799 }