samples/notebook/notebook.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        samples/notebook/notebook.cpp
   3 // Purpose:     a sample demonstrating notebook usage
   4 // Author:      Julian Smart
   5 // Modified by: Dimitri Schoolwerth
   6 // Created:     26/10/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998-2002 wxWidgets team
   9 // License:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20     #include "wx/wx.h"
  21 #endif
  22
  23 #include "wx/imaglist.h"
  24 #include "wx/artprov.h"
  25 #include "notebook.h"
  26
  27 IMPLEMENT_APP(MyApp)
  28
  29 bool MyApp::OnInit()
  30 {
  31     // Create the main window
  32     MyFrame *frame = new MyFrame( wxT("Notebook sample") );
  33
  34     // Problem with generic wxNotebook implementation whereby it doesn't size
  35     // properly unless you set the size again
  36 #if defined(__WXMOTIF__)
  37     int width, height;
  38     frame->GetSize(& width, & height);
  39     frame->SetSize(wxDefaultPosition.x, wxDefaultPosition.y, width, height);
  40 #endif
  41
  42     frame->Show();
  43
  44     return true;
  45 }
  46
  47 MyNotebook::MyNotebook(wxWindow *parent, wxWindowID id,
  48     const wxPoint& pos, const wxSize& size, long style)
  49     : wxNotebook(parent, id, pos, size, style)
  50 {
  51     // Empty
  52 }
  53
  54 wxPanel *MyNotebook::CreatePage(const wxString&pageName)
  55 {
  56     if
  57     (
  58         pageName.Contains(INSERTED_PAGE_NAME)
  59         || pageName.Contains(ADDED_PAGE_NAME)
  60     )
  61     {
  62         return CreateUserCreatedPage();
  63     }
  64
  65     if (pageName == I_WAS_INSERTED_PAGE_NAME)
  66     {
  67         return CreateInsertPage();
  68     }
  69
  70     if (pageName == VETO_PAGE_NAME)
  71     {
  72         return CreateVetoPage();
  73     }
  74
  75     if (pageName == RADIOBUTTONS_PAGE_NAME)
  76     {
  77         return CreateRadioButtonsPage();
  78     }
  79
  80
  81     if (pageName == MAXIMIZED_BUTTON_PAGE_NAME)
  82     {
  83         return CreateBigButtonPage();
  84     }
  85
  86     wxFAIL;
  87
  88     return (wxPanel *) NULL;
  89 }
  90
  91 wxPanel *MyNotebook::CreateUserCreatedPage()
  92 {
  93     wxPanel *panel = new wxPanel(this);
  94
  95     (void) new wxButton( panel, wxID_ANY, wxT("Button"),
  96         wxPoint(10, 10), wxDefaultSize );
  97
  98     return panel;
  99 }
 100
 101 wxPanel *MyNotebook::CreateRadioButtonsPage()
 102 {
 103     wxPanel *panel = new wxPanel(this);
 104
 105     wxString animals[] = { wxT("Fox"), wxT("Hare"), wxT("Rabbit"),
 106         wxT("Sabre-toothed tiger"), wxT("T Rex") };
 107
 108     wxRadioBox *radiobox1 = new wxRadioBox(panel, wxID_ANY, wxT("Choose one"),
 109         wxDefaultPosition, wxDefaultSize, 5, animals, 2, wxRA_SPECIFY_ROWS);
 110
 111     wxString computers[] = { wxT("Amiga"), wxT("Commodore 64"), wxT("PET"),
 112         wxT("Another") };
 113
 114     wxRadioBox *radiobox2 = new wxRadioBox(panel, wxID_ANY,
 115         wxT("Choose your favourite"), wxDefaultPosition, wxDefaultSize,
 116         4, computers, 0, wxRA_SPECIFY_COLS);
 117
 118     wxBoxSizer *sizerPanel = new wxBoxSizer(wxVERTICAL);
 119     sizerPanel->Add(radiobox1, 2, wxEXPAND);
 120     sizerPanel->Add(radiobox2, 1, wxEXPAND);
 121     panel->SetSizer(sizerPanel);
 122
 123     return panel;
 124 }
 125
 126 wxPanel *MyNotebook::CreateVetoPage()
 127 {
 128     wxPanel *panel = new wxPanel(this);
 129
 130     (void) new wxStaticText( panel, wxID_ANY,
 131         wxT("This page intentionally left blank"), wxPoint(10, 10) );
 132
 133     return panel;
 134 }
 135
 136 wxPanel *MyNotebook::CreateBigButtonPage()
 137 {
 138     wxPanel *panel = new wxPanel(this);
 139
 140     wxButton *buttonBig = new wxButton(panel, wxID_ANY, wxT("Maximized button"));
 141
 142     wxBoxSizer *sizerPanel = new wxBoxSizer(wxVERTICAL);
 143     sizerPanel->Add(buttonBig, 1, wxEXPAND);
 144     panel->SetSizer(sizerPanel);
 145
 146     return panel;
 147 }
 148
 149
 150 wxPanel *MyNotebook::CreateInsertPage()
 151 {
 152     wxPanel *panel = new wxPanel(this);
 153
 154     panel->SetBackgroundColour( wxColour( wxT("MAROON") ) );
 155     (void) new wxStaticText( panel, wxID_ANY,
 156         wxT("This page has been inserted, not added."), wxPoint(10, 10) );
 157
 158     return panel;
 159 }
 160
 161 void MyNotebook::CreateInitialPages()
 162 {
 163     // Create and add some panels to the notebook
 164
 165     wxPanel *panel = CreateRadioButtonsPage();
 166     AddPage( panel, RADIOBUTTONS_PAGE_NAME, false, GetIconIndex() );
 167
 168     panel = CreateVetoPage();
 169     AddPage( panel, VETO_PAGE_NAME, false, GetIconIndex() );
 170
 171     panel = CreateBigButtonPage();
 172     AddPage( panel, MAXIMIZED_BUTTON_PAGE_NAME, false, GetIconIndex() );
 173
 174     panel = CreateInsertPage();
 175     InsertPage( 0, panel, I_WAS_INSERTED_PAGE_NAME, false, GetIconIndex() );
 176
 177
 178     SetSelection(1);
 179 }
 180
 181 int MyNotebook::GetIconIndex() const
 182 {
 183     if (m_imageList)
 184     {
 185        int nImages = m_imageList->GetImageCount();
 186        if (nImages > 0)
 187        {
 188            return GetPageCount() % nImages;
 189        }
 190     }
 191
 192     return -1;
 193 }
 194
 195 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size,
 196                  long style)
 197     : wxFrame((wxWindow *) NULL, wxID_ANY, title, pos, size, style)
 198 {
 199     m_panel = (wxPanel *) NULL;
 200     m_notebook = (MyNotebook *) NULL;
 201
 202     // create a dummy image list with a few icons
 203     wxSize imageSize(32, 32);
 204
 205     m_imageList
 206         = new wxImageList( imageSize.GetWidth(), imageSize.GetHeight() );
 207
 208     m_imageList->Add
 209         (
 210             wxArtProvider::GetIcon(wxART_INFORMATION, wxART_OTHER, imageSize)
 211         );
 212
 213     m_imageList->Add
 214         (
 215             wxArtProvider::GetIcon(wxART_QUESTION, wxART_OTHER, imageSize)
 216         );
 217
 218     m_imageList->Add
 219         (
 220             wxArtProvider::GetIcon(wxART_WARNING, wxART_OTHER, imageSize)
 221         );
 222
 223     m_imageList->Add
 224         (
 225             wxArtProvider::GetIcon(wxART_ERROR, wxART_OTHER, imageSize)
 226         );
 227
 228     m_panel = new wxPanel(this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
 229         wxTAB_TRAVERSAL | wxCLIP_CHILDREN | wxNO_BORDER | wxNO_FULL_REPAINT_ON_RESIZE);
 230
 231     // Create remaining controls
 232
 233     // must be in sync with Orient enum
 234     wxString strOrientations[] =
 235     {
 236         wxT("&Top"),
 237         wxT("&Bottom"),
 238         wxT("&Left"),
 239         wxT("&Right"),
 240     };
 241
 242     wxASSERT_MSG( WXSIZEOF(strOrientations) == ORIENT_MAX,
 243                   wxT("Forgot to update something") );
 244
 245     m_radioOrient = new wxRadioBox
 246                     (
 247                         m_panel, ID_RADIO_ORIENT,
 248                         wxT("&Tab orientation"),
 249                         wxDefaultPosition, wxDefaultSize,
 250                         WXSIZEOF(strOrientations), strOrientations,
 251                         1, wxRA_SPECIFY_COLS
 252                     );
 253
 254     m_chkShowImages = new wxCheckBox( m_panel, ID_CHK_SHOWIMAGES,
 255         wxT("&Show images") );
 256 #ifndef TEST_LISTBOOK
 257     m_chkMultiLine = new wxCheckBox( m_panel, ID_CHK_MULTILINE,
 258         wxT("&Multiple lines") );
 259 #endif // !TEST_LISTBOOK
 260
 261     m_btnAddPage = new wxButton( m_panel, ID_BTN_ADD_PAGE, wxT("&Add page") );
 262
 263     m_btnInsertPage = new wxButton( m_panel, ID_BTN_INSERT_PAGE,
 264         wxT("&Insert page") );
 265
 266     m_btnDeleteCurPage = new wxButton( m_panel, ID_BTN_DELETE_CUR_PAGE,
 267         wxT("&Delete current page") );
 268
 269     m_btnDeleteLastPage = new wxButton( m_panel, ID_BTN_DELETE_LAST_PAGE,
 270         wxT("Delete las&t page") );
 271
 272     m_btnNextPage = new wxButton( m_panel, ID_BTN_NEXT_PAGE,
 273         wxT("&Next page") );
 274
 275     m_btnExit = new wxButton( m_panel, wxID_OK, wxT("&Exit") );
 276     m_btnExit->SetDefault();
 277
 278     m_text = new wxTextCtrl(m_panel, wxID_ANY, wxEmptyString,
 279         wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE | wxTE_READONLY);
 280
 281     m_logTargetOld = wxLog::SetActiveTarget( new wxLogTextCtrl(m_text) );
 282
 283     // Set sizers
 284     m_sizerFrame = new wxBoxSizer(wxVERTICAL);
 285
 286     m_sizerTop = new wxBoxSizer(wxHORIZONTAL);
 287
 288     wxBoxSizer *sizerLeft = new wxBoxSizer(wxVERTICAL);
 289     sizerLeft->Add(m_radioOrient, 0, wxEXPAND);
 290     sizerLeft->Add(m_chkShowImages, 0, wxEXPAND | wxTOP, 4);
 291 #ifndef TEST_LISTBOOK
 292     sizerLeft->Add(m_chkMultiLine, 0, wxEXPAND | wxTOP, 4);
 293 #endif // !TEST_LISTBOOK
 294
 295     sizerLeft->Add(0, 0, 1); // Spacer
 296
 297     sizerLeft->Add(m_btnAddPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 298     sizerLeft->Add(m_btnInsertPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 299     sizerLeft->Add(m_btnDeleteCurPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 300     sizerLeft->Add(m_btnDeleteLastPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 301     sizerLeft->Add(m_btnNextPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 302
 303     sizerLeft->Add(0, 0, 1); // Spacer
 304
 305     sizerLeft->Add(m_btnExit, 0, wxEXPAND);
 306
 307     m_sizerTop->Add(sizerLeft, 0, wxEXPAND | wxALL, 4);
 308
 309
 310     m_sizerFrame->Add(m_sizerTop, 1, wxEXPAND);
 311     m_sizerFrame->Add(m_text, 0, wxEXPAND);
 312
 313     ReInitNotebook();
 314     m_notebook->CreateInitialPages();
 315
 316     m_panel->SetSizer(m_sizerFrame);
 317
 318     m_sizerFrame->Fit(this);
 319     m_sizerFrame->SetSizeHints(this);
 320
 321     Centre(wxBOTH);
 322
 323 }
 324
 325 MyFrame::~MyFrame()
 326 {
 327     delete wxLog::SetActiveTarget(m_logTargetOld);
 328
 329     if (m_imageList)
 330     {
 331         delete m_imageList;
 332         m_imageList = (wxImageList *) NULL;
 333     }
 334
 335 }
 336
 337 void MyFrame::ReInitNotebook()
 338 {
 339     int flags;
 340
 341     switch ( m_radioOrient->GetSelection() )
 342     {
 343         default:
 344             wxFAIL_MSG( wxT("unknown notebook orientation") );
 345             // fall through
 346
 347         case ORIENT_TOP:
 348             flags = wxNB_TOP;
 349             break;
 350
 351         case ORIENT_BOTTOM:
 352             flags = wxNB_BOTTOM;
 353             break;
 354
 355         case ORIENT_LEFT:
 356             flags = wxNB_LEFT;
 357             break;
 358
 359         case ORIENT_RIGHT:
 360             flags = wxNB_RIGHT;
 361             break;
 362     }
 363
 364 #ifndef TEST_LISTBOOK
 365     if ( m_chkMultiLine->IsChecked() )
 366         flags |= wxNB_MULTILINE;
 367 #endif // !TEST_LISTBOOK
 368
 369     MyNotebook *notebook = m_notebook;
 370
 371     m_notebook = new MyNotebook(m_panel, ID_NOTEBOOK,
 372                                 wxDefaultPosition, wxDefaultSize,
 373                                 flags);
 374
 375     if ( m_chkShowImages->IsChecked() )
 376     {
 377         m_notebook->SetImageList(m_imageList);
 378     }
 379
 380     if (notebook)
 381     {
 382         int sel = notebook->GetSelection();
 383
 384         int count = notebook->GetPageCount();
 385         for (int n = 0; n < count; n++)
 386         {
 387             wxString str = notebook->GetPageText(n);
 388
 389             wxWindow *page = m_notebook->CreatePage(str);
 390             m_notebook->AddPage(page, str, false, m_notebook->GetIconIndex() );
 391         }
 392
 393         if (m_sizerNotebook)
 394         {
 395             m_sizerTop->Remove(m_sizerNotebook);
 396         }
 397
 398         delete notebook;
 399
 400         // restore selection
 401         if (sel != -1)
 402         {
 403             m_notebook->SetSelection(sel);
 404         }
 405
 406     }
 407
 408
 409     m_sizerNotebook = new wxBookCtrlSizer(m_notebook);
 410     m_sizerTop->Add(m_sizerNotebook, 1, wxEXPAND | wxALL, 4);
 411     m_sizerTop->Layout();
 412 }
 413
 414 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 415     EVT_RADIOBOX(ID_RADIO_ORIENT, MyFrame::OnCheckOrRadioBox)
 416     EVT_CHECKBOX(ID_CHK_SHOWIMAGES, MyFrame::OnCheckOrRadioBox)
 417 #ifndef TEST_LISTBOOK
 418     EVT_CHECKBOX(ID_CHK_MULTILINE, MyFrame::OnCheckOrRadioBox)
 419 #endif // !TEST_LISTBOOK
 420
 421     EVT_BUTTON(ID_BTN_ADD_PAGE, MyFrame::OnButtonAddPage)
 422     EVT_BUTTON(ID_BTN_INSERT_PAGE, MyFrame::OnButtonInsertPage)
 423     EVT_BUTTON(ID_BTN_DELETE_CUR_PAGE, MyFrame::OnButtonDeleteCurPage)
 424     EVT_BUTTON(ID_BTN_DELETE_LAST_PAGE, MyFrame::OnButtonDeleteLastPage)
 425     EVT_BUTTON(ID_BTN_NEXT_PAGE, MyFrame::OnButtonNextPage)
 426     EVT_BUTTON(wxID_OK, MyFrame::OnButtonExit)
 427
 428     EVT_UPDATE_UI(ID_BTN_DELETE_CUR_PAGE, MyFrame::OnUpdateUIBtnDeleteCurPage)
 429     EVT_UPDATE_UI(ID_BTN_DELETE_LAST_PAGE, MyFrame::OnUpdateUIBtnDeleteLastPage)
 430
 431     EVT_NOTEBOOK_PAGE_CHANGED(ID_NOTEBOOK, MyFrame::OnNotebook)
 432     EVT_NOTEBOOK_PAGE_CHANGING(ID_NOTEBOOK, MyFrame::OnNotebook)
 433
 434     EVT_IDLE(MyFrame::OnIdle)
 435 END_EVENT_TABLE()
 436
 437 void MyFrame::OnCheckOrRadioBox(wxCommandEvent& WXUNUSED(event))
 438 {
 439     ReInitNotebook();
 440 }
 441
 442 void MyFrame::OnButtonAddPage( wxCommandEvent& WXUNUSED(event) )
 443 {
 444     static unsigned s_pageAdded = 0;
 445
 446     wxPanel *panel = new wxPanel( m_notebook, wxID_ANY );
 447     (void) new wxButton( panel, wxID_ANY, wxT("First button"),
 448         wxPoint(10, 10), wxDefaultSize );
 449     (void) new wxButton( panel, wxID_ANY, wxT("Second button"),
 450         wxPoint(50, 100), wxDefaultSize );
 451
 452     m_notebook->AddPage(panel, wxString::Format(ADDED_PAGE_NAME wxT("%u"),
 453         ++s_pageAdded), true, m_notebook->GetIconIndex() );
 454 }
 455
 456 void MyFrame::OnButtonInsertPage( wxCommandEvent& WXUNUSED(event) )
 457 {
 458     static unsigned s_pageIns = 0;
 459
 460     wxPanel *panel = m_notebook->CreateUserCreatedPage();
 461
 462     m_notebook->InsertPage( 0, panel,
 463         wxString::Format(INSERTED_PAGE_NAME wxT("%u"), ++s_pageIns), false,
 464         m_notebook->GetIconIndex() );
 465
 466     m_notebook->SetSelection(0);
 467 }
 468
 469 void MyFrame::OnButtonDeleteLastPage( wxCommandEvent& WXUNUSED(event) )
 470 {
 471     int page = m_notebook->GetPageCount();
 472
 473     if ( page != 0 )
 474     {
 475         m_notebook->DeletePage(page - 1);
 476     }
 477 }
 478
 479 void MyFrame::OnButtonDeleteCurPage( wxCommandEvent& WXUNUSED(event) )
 480 {
 481     int sel = m_notebook->GetSelection();
 482
 483     if (sel != -1)
 484     {
 485         m_notebook->DeletePage(sel);
 486     }
 487 }
 488
 489 void MyFrame::OnButtonNextPage( wxCommandEvent& WXUNUSED(event) )
 490 {
 491     m_notebook->AdvanceSelection();
 492 }
 493
 494 void MyFrame::OnButtonExit( wxCommandEvent& WXUNUSED(event) )
 495 {
 496     Close();
 497 }
 498
 499 void MyFrame::OnNotebook(wxNotebookEvent& event)
 500 {
 501     wxString str = wxT("Unknown notebook event");
 502
 503     wxEventType eventType = event.GetEventType();
 504
 505     if (eventType == wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
 506     {
 507         str = wxT("Notebook changed");
 508     }
 509     else if (eventType == wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
 510     {
 511         int idx = event.GetOldSelection();
 512         if ( idx != -1 && m_notebook->GetPageText(idx) == VETO_PAGE_NAME )
 513         {
 514             if
 515             (
 516                 wxMessageBox(
 517                 wxT("Are you sure you want to leave this notebook page?\n")
 518                 wxT("(This demonstrates veto-ing)"),
 519                           wxT("Notebook sample"),
 520                           wxICON_QUESTION | wxYES_NO, this) != wxYES )
 521             {
 522                 event.Veto();
 523
 524                 return;
 525             }
 526
 527         }
 528
 529         str = wxT("Notebook changing");
 530     }
 531
 532     static int s_numNotebookEvents = 0;
 533
 534     wxLogMessage(wxT("Notebook event #%d: %s (%d)"),
 535         s_numNotebookEvents++, str.c_str(), eventType);
 536
 537     m_text->SetInsertionPointEnd();
 538
 539     event.Skip();
 540 }
 541
 542 void MyFrame::OnIdle( wxIdleEvent& WXUNUSED(event) )
 543 {
 544     static int s_nPages = -1;
 545     static int s_nSel = -1;
 546
 547     int nPages = m_notebook->GetPageCount();
 548     int nSel = m_notebook->GetSelection();
 549     if ( nPages != s_nPages || nSel != s_nSel )
 550     {
 551         s_nPages = nPages;
 552         s_nSel = nSel;
 553
 554         wxString title;
 555         title.Printf(wxT("Notebook (%d pages, selection: %d)"), nPages, nSel);
 556
 557         SetTitle(title);
 558     }
 559 }
 560
 561 void MyFrame::OnUpdateUIBtnDeleteCurPage(wxUpdateUIEvent& event)
 562 {
 563     event.Enable( m_notebook->GetSelection() != -1 );
 564 }
 565
 566 void MyFrame::OnUpdateUIBtnDeleteLastPage(wxUpdateUIEvent& event)
 567 {
 568     event.Enable( m_notebook->GetPageCount() != 0 );
 569 }