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 wxWindows 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(__WIN16__) || defined(__WXMOTIF__)
  37     int width, height;
  38     frame->GetSize(& width, & height);
  39     frame->SetSize(-1, -1, 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, -1, wxT("Button"),
  96         wxPoint(10, 10), wxSize(-1, -1) );
  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, -1, 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, -1,
 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, -1,
 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, -1, wxT("Maximized button"),
 141         wxPoint(0, 0), wxSize(480, 360) );
 142
 143     wxBoxSizer *sizerPanel = new wxBoxSizer(wxVERTICAL);
 144     sizerPanel->Add(buttonBig, 1, wxEXPAND);
 145     panel->SetSizer(sizerPanel);
 146
 147     return panel;
 148 }
 149
 150
 151 wxPanel *MyNotebook::CreateInsertPage()
 152 {
 153     wxPanel *panel = new wxPanel(this);
 154
 155     panel->SetBackgroundColour( wxColour( wxT("MAROON") ) );
 156     (void) new wxStaticText( panel, -1,
 157         wxT("This page has been inserted, not added."), wxPoint(10, 10) );
 158
 159     return panel;
 160 }
 161
 162 void MyNotebook::CreateInitialPages()
 163 {
 164     // Create and add some panels to the notebook
 165
 166     wxPanel *panel = CreateRadioButtonsPage();
 167     AddPage( panel, RADIOBUTTONS_PAGE_NAME, FALSE, GetIconIndex() );
 168
 169     panel = CreateVetoPage();
 170     AddPage( panel, VETO_PAGE_NAME, FALSE, GetIconIndex() );
 171
 172     panel = CreateBigButtonPage();
 173     AddPage( panel, MAXIMIZED_BUTTON_PAGE_NAME, FALSE, GetIconIndex() );
 174
 175     panel = CreateInsertPage();
 176     InsertPage( 0, panel, I_WAS_INSERTED_PAGE_NAME, FALSE, GetIconIndex() );
 177
 178
 179     SetSelection(1);
 180 }
 181
 182 int MyNotebook::GetIconIndex() const
 183 {
 184     if (m_imageList)
 185     {
 186        int nImages = m_imageList->GetImageCount();
 187        if (nImages > 0)
 188        {
 189            return GetPageCount() % nImages;
 190        }
 191     }
 192
 193     return -1;
 194 }
 195
 196 MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size,
 197                  long style)
 198     : wxFrame((wxWindow *) NULL, -1, title, pos, size, style)
 199 {
 200     m_panel = (wxPanel *) NULL;
 201     m_notebook = (MyNotebook *) NULL;
 202
 203     // create a dummy image list with a few icons
 204     wxSize imageSize(32, 32);
 205
 206     m_imageList
 207         = new wxImageList( imageSize.GetWidth(), imageSize.GetHeight() );
 208
 209     m_imageList->Add
 210         (
 211             wxArtProvider::GetIcon(wxART_INFORMATION, wxART_OTHER, imageSize)
 212         );
 213
 214     m_imageList->Add
 215         (
 216             wxArtProvider::GetIcon(wxART_QUESTION, wxART_OTHER, imageSize)
 217         );
 218
 219     m_imageList->Add
 220         (
 221             wxArtProvider::GetIcon(wxART_WARNING, wxART_OTHER, imageSize)
 222         );
 223
 224     m_imageList->Add
 225         (
 226             wxArtProvider::GetIcon(wxART_ERROR, wxART_OTHER, imageSize)
 227         );
 228
 229     m_panel = new wxPanel(this, -1, wxDefaultPosition, wxDefaultSize,
 230         wxTAB_TRAVERSAL | wxCLIP_CHILDREN | wxNO_BORDER | wxNO_FULL_REPAINT_ON_RESIZE);
 231
 232     // Create remaining controls
 233
 234     // must be in sync with Orient enum
 235     wxString strOrientations[] =
 236     {
 237         wxT("&Top"),
 238         wxT("&Bottom"),
 239         wxT("&Left"),
 240         wxT("&Right"),
 241     };
 242
 243     wxASSERT_MSG( WXSIZEOF(strOrientations) == ORIENT_MAX,
 244                   wxT("Forgot to update something") );
 245
 246     m_radioOrient = new wxRadioBox
 247         (
 248             m_panel, ID_RADIO_ORIENT,
 249             wxT("&Tab orientation"),
 250             wxDefaultPosition, wxDefaultSize,
 251             WXSIZEOF(strOrientations), strOrientations,
 252             1, wxRA_SPECIFY_COLS
 253         );
 254
 255     m_chkShowImages = new wxCheckBox( m_panel, ID_CHK_SHOWIMAGES,
 256         wxT("&Show images") );
 257
 258     m_btnAddPage = new wxButton( m_panel, ID_BTN_ADD_PAGE, wxT("&Add page") );
 259
 260     m_btnInsertPage = new wxButton( m_panel, ID_BTN_INSERT_PAGE,
 261         wxT("&Insert page") );
 262
 263     m_btnDeleteCurPage = new wxButton( m_panel, ID_BTN_DELETE_CUR_PAGE,
 264         wxT("&Delete current page") );
 265
 266     m_btnDeleteLastPage = new wxButton( m_panel, ID_BTN_DELETE_LAST_PAGE,
 267         wxT("Delete las&t page") );
 268
 269     m_btnNextPage = new wxButton( m_panel, ID_BTN_NEXT_PAGE,
 270         wxT("&Next page") );
 271
 272     m_btnExit = new wxButton( m_panel, wxID_OK, wxT("&Exit") );
 273     m_btnExit->SetDefault();
 274
 275     m_text = new wxTextCtrl(m_panel, -1, wxEmptyString,
 276         wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE | wxTE_READONLY);
 277
 278     m_logTargetOld = wxLog::SetActiveTarget( new wxLogTextCtrl(m_text) );
 279
 280     // Set sizers
 281     m_sizerFrame = new wxBoxSizer(wxVERTICAL);
 282
 283     m_sizerTop = new wxBoxSizer(wxHORIZONTAL);
 284
 285     wxBoxSizer *sizerLeft = new wxBoxSizer(wxVERTICAL);
 286     {
 287         sizerLeft->Add(m_radioOrient, 0, wxEXPAND);
 288         sizerLeft->Add(m_chkShowImages, 0, wxEXPAND | wxTOP, 4);
 289
 290         sizerLeft->Add(0, 0, 1); // Spacer
 291
 292         sizerLeft->Add(m_btnAddPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 293         sizerLeft->Add(m_btnInsertPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 294         sizerLeft->Add(m_btnDeleteCurPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 295         sizerLeft->Add(m_btnDeleteLastPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 296         sizerLeft->Add(m_btnNextPage, 0, wxEXPAND | (wxTOP | wxBOTTOM), 4);
 297
 298         sizerLeft->Add(0, 0, 1); // Spacer
 299
 300         sizerLeft->Add(m_btnExit, 0, wxEXPAND);
 301     }
 302
 303     m_sizerTop->Add(sizerLeft, 0, wxEXPAND | wxALL, 4);
 304
 305
 306     m_sizerFrame->Add(m_sizerTop, 1, wxEXPAND);
 307     m_sizerFrame->Add(m_text, 0, wxEXPAND);
 308
 309     ReInitNotebook();
 310     m_notebook->CreateInitialPages();
 311
 312     m_panel->SetSizer(m_sizerFrame);
 313
 314     m_panel->SetAutoLayout(TRUE);
 315
 316     m_sizerFrame->Fit(this);
 317
 318     Centre(wxBOTH);
 319
 320 }
 321
 322 MyFrame::~MyFrame()
 323 {
 324     delete wxLog::SetActiveTarget(m_logTargetOld);
 325
 326     if (m_imageList)
 327     {
 328         delete m_imageList;
 329         m_imageList = (wxImageList *) NULL;
 330     }
 331
 332 }
 333
 334 void MyFrame::ReInitNotebook()
 335 {
 336     int flags;
 337
 338     switch ( m_radioOrient->GetSelection() )
 339     {
 340         default:
 341             wxFAIL_MSG( wxT("unknown notebook orientation") );
 342             // fall through
 343
 344         case ORIENT_TOP:
 345             flags = wxNB_TOP;
 346             break;
 347
 348         case ORIENT_BOTTOM:
 349             flags = wxNB_BOTTOM;
 350             break;
 351
 352         case ORIENT_LEFT:
 353             flags = wxNB_LEFT;
 354             break;
 355
 356         case ORIENT_RIGHT:
 357             flags = wxNB_RIGHT;
 358             break;
 359     }
 360
 361     MyNotebook *notebook = m_notebook;
 362
 363     m_notebook = new MyNotebook(m_panel, ID_NOTEBOOK,
 364                                 wxDefaultPosition, wxDefaultSize,
 365                                 flags|wxCLIP_CHILDREN|wxNO_FULL_REPAINT_ON_RESIZE);
 366
 367     if ( m_chkShowImages->IsChecked() )
 368     {
 369         m_notebook->SetImageList(m_imageList);
 370     }
 371
 372     if (notebook)
 373     {
 374         int sel = notebook->GetSelection();
 375
 376         int count = notebook->GetPageCount();
 377         for (int n = 0; n < count; n++)
 378         {
 379             wxString str = notebook->GetPageText(n);
 380
 381             wxWindow *page = m_notebook->CreatePage(str);
 382             m_notebook->AddPage(page, str, FALSE, m_notebook->GetIconIndex() );
 383         }
 384
 385         if (m_sizerNotebook)
 386         {
 387             m_sizerTop->Remove(m_sizerNotebook);
 388         }
 389
 390         delete notebook;
 391
 392         // restore selection
 393         if (sel != -1)
 394         {
 395             m_notebook->SetSelection(sel);
 396         }
 397
 398     }
 399
 400
 401     m_sizerNotebook = new wxBookCtrlSizer(m_notebook);
 402     m_sizerTop->Add(m_sizerNotebook, 1, wxEXPAND | wxALL, 4);
 403     m_sizerTop->Layout();
 404 }
 405
 406 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 407     EVT_RADIOBOX(ID_RADIO_ORIENT, MyFrame::OnCheckOrRadioBox)
 408     EVT_CHECKBOX(ID_CHK_SHOWIMAGES, MyFrame::OnCheckOrRadioBox)
 409
 410     EVT_BUTTON(ID_BTN_ADD_PAGE, MyFrame::OnButtonAddPage)
 411     EVT_BUTTON(ID_BTN_INSERT_PAGE, MyFrame::OnButtonInsertPage)
 412     EVT_BUTTON(ID_BTN_DELETE_CUR_PAGE, MyFrame::OnButtonDeleteCurPage)
 413     EVT_BUTTON(ID_BTN_DELETE_LAST_PAGE, MyFrame::OnButtonDeleteLastPage)
 414     EVT_BUTTON(ID_BTN_NEXT_PAGE, MyFrame::OnButtonNextPage)
 415     EVT_BUTTON(wxID_OK, MyFrame::OnButtonExit)
 416
 417     EVT_UPDATE_UI(ID_BTN_DELETE_CUR_PAGE, MyFrame::OnUpdateUIBtnDeleteCurPage)
 418     EVT_UPDATE_UI(ID_BTN_DELETE_LAST_PAGE, MyFrame::OnUpdateUIBtnDeleteLastPage)
 419
 420     EVT_NOTEBOOK_PAGE_CHANGED(ID_NOTEBOOK, MyFrame::OnNotebook)
 421     EVT_NOTEBOOK_PAGE_CHANGING(ID_NOTEBOOK, MyFrame::OnNotebook)
 422
 423     EVT_IDLE(MyFrame::OnIdle)
 424 END_EVENT_TABLE()
 425
 426 void MyFrame::OnCheckOrRadioBox(wxCommandEvent& WXUNUSED(event))
 427 {
 428         ReInitNotebook();
 429 }
 430
 431 void MyFrame::OnButtonAddPage( wxCommandEvent& WXUNUSED(event) )
 432 {
 433     static unsigned s_pageAdded = 0;
 434
 435     wxPanel *panel = new wxPanel( m_notebook, -1 );
 436     (void) new wxButton( panel, -1, wxT("First button"),
 437         wxPoint(10, 10), wxSize(-1, -1) );
 438     (void) new wxButton( panel, -1, wxT("Second button"),
 439         wxPoint(50, 100), wxSize(-1, -1) );
 440
 441     m_notebook->AddPage(panel, wxString::Format(ADDED_PAGE_NAME wxT("%u"),
 442         ++s_pageAdded), TRUE, m_notebook->GetIconIndex() );
 443 }
 444
 445 void MyFrame::OnButtonInsertPage( wxCommandEvent& WXUNUSED(event) )
 446 {
 447     static unsigned s_pageIns = 0;
 448
 449     wxPanel *panel = m_notebook->CreateUserCreatedPage();
 450
 451     m_notebook->InsertPage( 0, panel,
 452         wxString::Format(INSERTED_PAGE_NAME wxT("%u"), ++s_pageIns), FALSE,
 453         m_notebook->GetIconIndex() );
 454
 455     m_notebook->SetSelection(0);
 456 }
 457
 458 void MyFrame::OnButtonDeleteLastPage( wxCommandEvent& WXUNUSED(event) )
 459 {
 460     int page = m_notebook->GetPageCount();
 461
 462     if ( page != 0 )
 463     {
 464         m_notebook->DeletePage(page - 1);
 465     }
 466 }
 467
 468 void MyFrame::OnButtonDeleteCurPage( wxCommandEvent& WXUNUSED(event) )
 469 {
 470     int sel = m_notebook->GetSelection();
 471
 472     if (sel != -1)
 473     {
 474         m_notebook->DeletePage(sel);
 475     }
 476 }
 477
 478 void MyFrame::OnButtonNextPage( wxCommandEvent& WXUNUSED(event) )
 479 {
 480     m_notebook->AdvanceSelection();
 481 }
 482
 483 void MyFrame::OnButtonExit( wxCommandEvent& WXUNUSED(event) )
 484 {
 485     Close();
 486 }
 487
 488 void MyFrame::OnNotebook(wxNotebookEvent& event)
 489 {
 490     wxString str = wxT("Unknown notebook event");
 491
 492     wxEventType eventType = event.GetEventType();
 493
 494     if (eventType == wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
 495     {
 496         str = wxT("Notebook changed");
 497     }
 498     else if (eventType == wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
 499     {
 500         int idx = event.GetOldSelection();
 501         if ( idx != -1 && m_notebook->GetPageText(idx) == VETO_PAGE_NAME )
 502         {
 503             if
 504             (
 505                 wxMessageBox(
 506                 wxT("Are you sure you want to leave this notebook page?\n")
 507                 wxT("(This demonstrates veto-ing)"),
 508                           wxT("Notebook sample"),
 509                           wxICON_QUESTION | wxYES_NO, this) != wxYES )
 510             {
 511                 event.Veto();
 512
 513                 return;
 514             }
 515
 516         }
 517
 518         str = wxT("Notebook changing");
 519     }
 520
 521     static int s_numNotebookEvents = 0;
 522
 523     wxLogMessage(wxT("Notebook event #%d: %s (%d)"),
 524         s_numNotebookEvents++, str.c_str(), eventType);
 525
 526     m_text->SetInsertionPointEnd();
 527
 528     event.Skip();
 529 }
 530
 531 void MyFrame::OnIdle( wxIdleEvent& WXUNUSED(event) )
 532 {
 533     static int s_nPages = -1;
 534     static int s_nSel = -1;
 535
 536     int nPages = m_notebook->GetPageCount();
 537     int nSel = m_notebook->GetSelection();
 538     if ( nPages != s_nPages || nSel != s_nSel )
 539     {
 540         s_nPages = nPages;
 541         s_nSel = nSel;
 542
 543         wxString title;
 544         title.Printf(wxT("Notebook (%d pages, selection: %d)"), nPages, nSel);
 545
 546         SetTitle(title);
 547     }
 548 }
 549
 550 void MyFrame::OnUpdateUIBtnDeleteCurPage(wxUpdateUIEvent& event)
 551 {
 552     event.Enable( m_notebook->GetSelection() != -1 );
 553 }
 554
 555 void MyFrame::OnUpdateUIBtnDeleteLastPage(wxUpdateUIEvent& event)
 556 {
 557     event.Enable( m_notebook->GetPageCount() != 0 );
 558 }