samples/widgets/static.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Program:     wxWidgets Widgets Sample
   3 // Name:        static.cpp
   4 // Purpose:     Part of the widgets sample showing various static controls
   5 // Author:      Vadim Zeitlin
   6 // Created:     11.04.01
   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/log.h"
  30
  31     #include "wx/bitmap.h"
  32     #include "wx/button.h"
  33     #include "wx/checkbox.h"
  34     #include "wx/radiobox.h"
  35     #include "wx/statbox.h"
  36     #include "wx/stattext.h"
  37     #include "wx/textctrl.h"
  38 #endif
  39
  40 #include "wx/sizer.h"
  41
  42 #include "wx/statline.h"
  43 #include "wx/generic/stattextg.h"
  44 #include "wx/wupdlock.h"
  45
  46 #include "widgets.h"
  47 #include "icons/statbox.xpm"
  48
  49 // ----------------------------------------------------------------------------
  50 // constants
  51 // ----------------------------------------------------------------------------
  52
  53 // control ids
  54 enum
  55 {
  56     StaticPage_Reset = wxID_HIGHEST,
  57     StaticPage_BoxText,
  58     StaticPage_LabelText,
  59     StaticPage_LabelTextWithMarkup
  60 };
  61
  62 // alignment radiobox values
  63 enum
  64 {
  65     StaticHAlign_Left,
  66     StaticHAlign_Centre,
  67     StaticHAlign_Right,
  68     StaticHAlign_Max
  69 };
  70
  71 enum
  72 {
  73     StaticVAlign_Top,
  74     StaticVAlign_Centre,
  75     StaticVAlign_Bottom,
  76     StaticVAlign_Max
  77 };
  78
  79 enum
  80 {
  81     StaticEllipsize_Start,
  82     StaticEllipsize_Middle,
  83     StaticEllipsize_End
  84 };
  85
  86
  87 // ----------------------------------------------------------------------------
  88 // StaticWidgetsPage
  89 // ----------------------------------------------------------------------------
  90
  91 class StaticWidgetsPage : public WidgetsPage
  92 {
  93 public:
  94     StaticWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
  95     virtual ~StaticWidgetsPage(){};
  96
  97     virtual wxControl *GetWidget() const { return m_statText; }
  98     virtual Widgets GetWidgets() const
  99     {
 100         Widgets widgets;
 101         widgets.push_back(m_sizerStatBox->GetStaticBox());
 102         widgets.push_back(m_statText);
 103 #if wxUSE_MARKUP
 104         widgets.push_back(m_statMarkup);
 105 #endif // wxUSE_MARKUP
 106 #if wxUSE_STATLINE
 107         widgets.push_back(m_statLine);
 108 #endif // wxUSE_STATLINE
 109
 110         return widgets;
 111     }
 112     virtual void RecreateWidget() { CreateStatic(); }
 113
 114     // lazy creation of the content
 115     virtual void CreateContent();
 116
 117 protected:
 118     // event handlers
 119     void OnCheckOrRadioBox(wxCommandEvent& event);
 120
 121     void OnButtonReset(wxCommandEvent& event);
 122     void OnButtonBoxText(wxCommandEvent& event);
 123     void OnButtonLabelText(wxCommandEvent& event);
 124 #if wxUSE_MARKUP
 125     void OnButtonLabelWithMarkupText(wxCommandEvent& event);
 126 #endif // wxUSE_MARKUP
 127     void OnMouseEvent(wxMouseEvent& event);
 128
 129     // reset all parameters
 130     void Reset();
 131
 132     // (re)create all controls
 133     void CreateStatic();
 134
 135     // the controls
 136     // ------------
 137
 138     // the check/radio boxes for styles
 139     wxCheckBox *m_chkVert,
 140                *m_chkGeneric,
 141                *m_chkAutoResize,
 142                *m_chkEllipsize;
 143
 144 #if wxUSE_MARKUP
 145     wxCheckBox *m_chkMarkup,
 146                *m_chkGreen;
 147 #endif // wxUSE_MARKUP
 148
 149     wxRadioBox *m_radioHAlign,
 150                *m_radioVAlign,
 151                *m_radioEllipsize;
 152
 153     // the controls and the sizer containing them
 154     wxStaticBoxSizer *m_sizerStatBox;
 155     wxStaticTextBase *m_statText;
 156
 157 #if wxUSE_MARKUP
 158     wxStaticTextBase *m_statMarkup;
 159 #endif // wxUSE_MARKUP
 160
 161 #if wxUSE_STATLINE
 162     wxStaticLine *m_statLine;
 163 #endif // wxUSE_STATLINE
 164     wxSizer *m_sizerStatic;
 165
 166     // the text entries for command parameters
 167     wxTextCtrl *m_textBox,
 168                *m_textLabel;
 169
 170 #if wxUSE_MARKUP
 171     wxTextCtrl *m_textLabelWithMarkup;
 172 #endif // wxUSE_MARKUP
 173
 174 private:
 175     DECLARE_EVENT_TABLE()
 176     DECLARE_WIDGETS_PAGE(StaticWidgetsPage)
 177 };
 178
 179 // ----------------------------------------------------------------------------
 180 // event tables
 181 // ----------------------------------------------------------------------------
 182
 183 BEGIN_EVENT_TABLE(StaticWidgetsPage, WidgetsPage)
 184     EVT_BUTTON(StaticPage_Reset, StaticWidgetsPage::OnButtonReset)
 185     EVT_BUTTON(StaticPage_LabelText, StaticWidgetsPage::OnButtonLabelText)
 186 #if wxUSE_MARKUP
 187     EVT_BUTTON(StaticPage_LabelTextWithMarkup, StaticWidgetsPage::OnButtonLabelWithMarkupText)
 188 #endif // wxUSE_MARKUP
 189     EVT_BUTTON(StaticPage_BoxText, StaticWidgetsPage::OnButtonBoxText)
 190
 191     EVT_CHECKBOX(wxID_ANY, StaticWidgetsPage::OnCheckOrRadioBox)
 192     EVT_RADIOBOX(wxID_ANY, StaticWidgetsPage::OnCheckOrRadioBox)
 193 END_EVENT_TABLE()
 194
 195 // ============================================================================
 196 // implementation
 197 // ============================================================================
 198
 199 IMPLEMENT_WIDGETS_PAGE(StaticWidgetsPage, wxT("Static"),
 200                        (int)wxPlatform(GENERIC_CTRLS).If(wxOS_WINDOWS,NATIVE_CTRLS)
 201                        );
 202
 203 StaticWidgetsPage::StaticWidgetsPage(WidgetsBookCtrl *book,
 204                                      wxImageList *imaglist)
 205                   : WidgetsPage(book, imaglist, statbox_xpm)
 206 {
 207     // init everything
 208     m_chkVert =
 209     m_chkAutoResize =
 210     m_chkGeneric =
 211 #if wxUSE_MARKUP
 212     m_chkGreen =
 213 #endif // wxUSE_MARKUP
 214                 NULL;
 215
 216     m_radioHAlign =
 217     m_radioVAlign = (wxRadioBox *)NULL;
 218
 219 #if wxUSE_STATLINE
 220     m_statLine = (wxStaticLine *)NULL;
 221 #endif // wxUSE_STATLINE
 222 #if wxUSE_MARKUP
 223     m_statText = m_statMarkup = NULL;
 224 #endif // wxUSE_MARKUP
 225
 226     m_sizerStatBox = (wxStaticBoxSizer *)NULL;
 227     m_sizerStatic = (wxSizer *)NULL;
 228
 229     m_textBox =
 230     m_textLabel =
 231 #if wxUSE_MARKUP
 232     m_textLabelWithMarkup =
 233 #endif // wxUSE_MARKUP
 234                             NULL;
 235 }
 236
 237 void StaticWidgetsPage::CreateContent()
 238 {
 239     wxSizer *sizerTop = new wxBoxSizer(wxHORIZONTAL);
 240
 241     // left pane
 242     wxSizer *sizerLeft = new wxStaticBoxSizer(wxVERTICAL, this, "&Set style");
 243
 244     m_chkGeneric = CreateCheckBoxAndAddToSizer(sizerLeft,
 245                                                "&Generic wxStaticText");
 246     m_chkVert = CreateCheckBoxAndAddToSizer(sizerLeft, "&Vertical line");
 247     m_chkAutoResize = CreateCheckBoxAndAddToSizer(sizerLeft, "&Fit to text");
 248     sizerLeft->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer
 249
 250     static const wxString halign[] =
 251     {
 252         wxT("left"),
 253         wxT("centre"),
 254         wxT("right"),
 255     };
 256
 257     static const wxString valign[] =
 258     {
 259         wxT("top"),
 260         wxT("centre"),
 261         wxT("bottom"),
 262     };
 263
 264     m_radioHAlign = new wxRadioBox(this, wxID_ANY, wxT("&Horz alignment"),
 265                                    wxDefaultPosition, wxDefaultSize,
 266                                    WXSIZEOF(halign), halign, 3);
 267     m_radioVAlign = new wxRadioBox(this, wxID_ANY, wxT("&Vert alignment"),
 268                                    wxDefaultPosition, wxDefaultSize,
 269                                    WXSIZEOF(valign), valign, 3);
 270
 271     sizerLeft->Add(m_radioHAlign, 0, wxGROW | wxALL, 5);
 272     sizerLeft->Add(m_radioVAlign, 0, wxGROW | wxALL, 5);
 273
 274
 275     sizerLeft->Add(5, 5, 0, wxGROW | wxALL, 5); // spacer
 276
 277     m_chkEllipsize = CreateCheckBoxAndAddToSizer(sizerLeft, wxT("&Ellipsize"));
 278
 279     static const wxString ellipsizeMode[] =
 280     {
 281         wxT("&start"),
 282         wxT("&middle"),
 283         wxT("&end"),
 284     };
 285
 286     m_radioEllipsize = new wxRadioBox(this, wxID_ANY, wxT("&Ellipsize mode"),
 287                                       wxDefaultPosition, wxDefaultSize,
 288                                       WXSIZEOF(ellipsizeMode), ellipsizeMode,
 289                                       3);
 290
 291     sizerLeft->Add(m_radioEllipsize, 0, wxGROW | wxALL, 5);
 292
 293     wxButton *btn = new wxButton(this, StaticPage_Reset, wxT("&Reset"));
 294     sizerLeft->Add(btn, 0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
 295
 296     // middle pane
 297     wxSizer *sizerMiddle = new wxStaticBoxSizer(wxVERTICAL, this,
 298                                                 "&Change labels");
 299
 300     m_textBox = new wxTextCtrl(this, wxID_ANY, wxEmptyString);
 301     wxButton *b1 = new wxButton(this, wxID_ANY, "Change &box label");
 302     b1->Connect(wxEVT_COMMAND_BUTTON_CLICKED,
 303                 wxCommandEventHandler(StaticWidgetsPage::OnButtonBoxText),
 304                 NULL, this);
 305     sizerMiddle->Add(m_textBox, 0, wxEXPAND|wxALL, 5);
 306     sizerMiddle->Add(b1, 0, wxLEFT|wxBOTTOM, 5);
 307
 308     m_textLabel = new wxTextCtrl(this, wxID_ANY, wxEmptyString,
 309                                  wxDefaultPosition, wxDefaultSize,
 310                                  wxTE_MULTILINE|wxHSCROLL);
 311     wxButton *b2 = new wxButton(this, wxID_ANY, "Change &text label");
 312     b2->Connect(wxEVT_COMMAND_BUTTON_CLICKED,
 313                 wxCommandEventHandler(StaticWidgetsPage::OnButtonLabelText),
 314                 NULL, this);
 315     sizerMiddle->Add(m_textLabel, 0, wxEXPAND|wxALL, 5);
 316     sizerMiddle->Add(b2, 0, wxLEFT|wxBOTTOM, 5);
 317
 318 #if wxUSE_MARKUP
 319     m_textLabelWithMarkup = new wxTextCtrl(this, wxID_ANY, wxEmptyString,
 320                                            wxDefaultPosition, wxDefaultSize,
 321                                            wxTE_MULTILINE|wxHSCROLL);
 322
 323     wxButton *b3 = new wxButton(this, wxID_ANY, "Change decorated text label");
 324     b3->Connect(wxEVT_COMMAND_BUTTON_CLICKED,
 325                 wxCommandEventHandler(StaticWidgetsPage::OnButtonLabelWithMarkupText),
 326                 NULL, this);
 327     sizerMiddle->Add(m_textLabelWithMarkup, 0, wxEXPAND|wxALL, 5);
 328     sizerMiddle->Add(b3, 0, wxLEFT|wxBOTTOM, 5);
 329
 330     m_chkGreen = CreateCheckBoxAndAddToSizer(sizerMiddle,
 331                                              "Decorated label on g&reen");
 332 #endif // wxUSE_MARKUP
 333
 334     // final initializations
 335     // NB: must be done _before_ calling CreateStatic()
 336     Reset();
 337
 338     m_textBox->SetValue(wxT("This is a &box"));
 339     m_textLabel->SetValue(wxT("And this is a\n\tlabel inside the box with a &mnemonic.\n")
 340                           wxT("Only this text is affected by the ellipsize settings."));
 341 #if wxUSE_MARKUP
 342     m_textLabelWithMarkup->SetValue(wxT("Another label, this time <b>decorated</b> ")
 343                                     wxT("with <u>markup</u>; here you need entities ")
 344                                     wxT("for the symbols: &lt; &gt; &amp; &apos; &quot; ")
 345                                     wxT(" but you can still place &mnemonics..."));
 346 #endif // wxUSE_MARKUP
 347
 348     // right pane
 349     wxSizer *sizerRight = new wxBoxSizer(wxHORIZONTAL);
 350     sizerRight->SetMinSize(150, 0);
 351     m_sizerStatic = sizerRight;
 352
 353     CreateStatic();
 354
 355     // the 3 panes panes compose the window
 356     sizerTop->Add(sizerLeft, 0, wxGROW | (wxALL & ~wxLEFT), 10);
 357     sizerTop->Add(sizerMiddle, 0, wxGROW | wxALL, 10);
 358     sizerTop->Add(sizerRight, 1, wxGROW | (wxALL & ~wxRIGHT), 10);
 359
 360     SetSizer(sizerTop);
 361 }
 362
 363 // ----------------------------------------------------------------------------
 364 // operations
 365 // ----------------------------------------------------------------------------
 366
 367 void StaticWidgetsPage::Reset()
 368 {
 369     m_chkGeneric->SetValue(false);
 370     m_chkVert->SetValue(false);
 371     m_chkAutoResize->SetValue(true);
 372     m_chkEllipsize->SetValue(true);
 373
 374     m_radioHAlign->SetSelection(StaticHAlign_Left);
 375     m_radioVAlign->SetSelection(StaticVAlign_Top);
 376 }
 377
 378 void StaticWidgetsPage::CreateStatic()
 379 {
 380     wxWindowUpdateLocker lock(this);
 381
 382     bool isVert = m_chkVert->GetValue();
 383
 384     if ( m_sizerStatBox )
 385     {
 386         // delete m_sizerStatBox; -- deleted by Remove()
 387         m_sizerStatic->Remove(m_sizerStatBox);
 388         delete m_statText;
 389 #if wxUSE_MARKUP
 390         delete m_statMarkup;
 391 #endif // wxUSE_MARKUP
 392 #if wxUSE_STATLINE
 393         delete m_statLine;
 394 #endif // wxUSE_STATLINE
 395     }
 396
 397     int flagsBox = 0,
 398         flagsText = ms_defaultFlags,
 399         flagsDummyText = ms_defaultFlags;
 400
 401     if ( !m_chkAutoResize->GetValue() )
 402     {
 403         flagsText |= wxST_NO_AUTORESIZE;
 404         flagsDummyText |= wxST_NO_AUTORESIZE;
 405     }
 406
 407     int align = 0;
 408     switch ( m_radioHAlign->GetSelection() )
 409     {
 410         default:
 411             wxFAIL_MSG(wxT("unexpected radiobox selection"));
 412             // fall through
 413
 414         case StaticHAlign_Left:
 415             align |= wxALIGN_LEFT;
 416             break;
 417
 418         case StaticHAlign_Centre:
 419             align |= wxALIGN_CENTRE_HORIZONTAL;
 420             break;
 421
 422         case StaticHAlign_Right:
 423             align |= wxALIGN_RIGHT;
 424             break;
 425     }
 426
 427     switch ( m_radioVAlign->GetSelection() )
 428     {
 429         default:
 430             wxFAIL_MSG(wxT("unexpected radiobox selection"));
 431             // fall through
 432
 433         case StaticVAlign_Top:
 434             align |= wxALIGN_TOP;
 435             break;
 436
 437         case StaticVAlign_Centre:
 438             align |= wxALIGN_CENTRE_VERTICAL;
 439             break;
 440
 441         case StaticVAlign_Bottom:
 442             align |= wxALIGN_BOTTOM;
 443             break;
 444     }
 445
 446     if ( m_chkEllipsize->GetValue() )
 447     {
 448         switch ( m_radioEllipsize->GetSelection() )
 449         {
 450             default:
 451                 wxFAIL_MSG(wxT("unexpected radiobox selection"));
 452                 // fall through
 453
 454             case StaticEllipsize_Start:
 455                 flagsDummyText |= wxST_ELLIPSIZE_START;
 456                 break;
 457
 458             case StaticEllipsize_Middle:
 459                 flagsDummyText |= wxST_ELLIPSIZE_MIDDLE;
 460                 break;
 461
 462             case StaticEllipsize_End:
 463                 flagsDummyText |= wxST_ELLIPSIZE_END;
 464                 break;
 465         }
 466     }
 467
 468     flagsDummyText |= align;
 469     flagsText |= align;
 470     flagsBox |= align;
 471
 472     wxStaticBox *staticBox = new wxStaticBox(this, wxID_ANY,
 473                                              m_textBox->GetValue(),
 474                                              wxDefaultPosition, wxDefaultSize,
 475                                              flagsBox);
 476     m_sizerStatBox = new wxStaticBoxSizer(staticBox, isVert ? wxHORIZONTAL
 477                                                             : wxVERTICAL);
 478
 479     if ( m_chkGeneric->GetValue() )
 480     {
 481         m_statText = new wxGenericStaticText(this, wxID_ANY,
 482                                              m_textLabel->GetValue(),
 483                                              wxDefaultPosition, wxDefaultSize,
 484                                              flagsDummyText);
 485 #if wxUSE_MARKUP
 486         m_statMarkup = new wxGenericStaticText(this, wxID_ANY,
 487                                              wxString(),
 488                                              wxDefaultPosition, wxDefaultSize,
 489                                              flagsText);
 490 #endif // wxUSE_MARKUP
 491     }
 492     else // use native versions
 493     {
 494         m_statText = new wxStaticText(this, wxID_ANY,
 495                                       m_textLabel->GetValue(),
 496                                       wxDefaultPosition, wxDefaultSize,
 497                                       flagsDummyText);
 498 #if wxUSE_MARKUP
 499         m_statMarkup = new wxStaticText(this, wxID_ANY,
 500                                         wxString(),
 501                                         wxDefaultPosition, wxDefaultSize,
 502                                         flagsText);
 503 #endif // wxUSE_MARKUP
 504     }
 505
 506 #if wxUSE_MARKUP
 507     m_statMarkup->SetLabelMarkup(m_textLabelWithMarkup->GetValue());
 508
 509     if ( m_chkGreen->GetValue() )
 510         m_statMarkup->SetBackgroundColour(*wxGREEN);
 511 #endif // wxUSE_MARKUP
 512
 513 #if wxUSE_STATLINE
 514     m_statLine = new wxStaticLine(this, wxID_ANY,
 515                                   wxDefaultPosition, wxDefaultSize,
 516                                   isVert ? wxLI_VERTICAL : wxLI_HORIZONTAL);
 517 #endif // wxUSE_STATLINE
 518
 519     m_sizerStatBox->Add(m_statText, 1, wxGROW | wxALL, 5);
 520 #if wxUSE_STATLINE
 521     m_sizerStatBox->Add(m_statLine, 0, wxGROW | wxALL, 5);
 522 #endif // wxUSE_STATLINE
 523 #if wxUSE_MARKUP
 524     m_sizerStatBox->Add(m_statMarkup, 1, wxGROW | wxALL, 5);
 525 #endif // wxUSE_MARKUP
 526
 527     m_sizerStatic->Add(m_sizerStatBox, 1, wxGROW);
 528
 529     m_sizerStatic->Layout();
 530
 531     m_statText->Connect(wxEVT_LEFT_UP,
 532                         wxMouseEventHandler(StaticWidgetsPage::OnMouseEvent),
 533                         NULL, this);
 534     staticBox->Connect(wxEVT_LEFT_UP,
 535                        wxMouseEventHandler(StaticWidgetsPage::OnMouseEvent),
 536                        NULL, this);
 537 }
 538
 539 // ----------------------------------------------------------------------------
 540 // event handlers
 541 // ----------------------------------------------------------------------------
 542
 543 void StaticWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
 544 {
 545     Reset();
 546
 547     CreateStatic();
 548 }
 549
 550 void StaticWidgetsPage::OnCheckOrRadioBox(wxCommandEvent& event)
 551 {
 552     if (event.GetEventObject() == static_cast<wxObject*>(m_chkEllipsize))
 553     {
 554         m_radioEllipsize->Enable(event.IsChecked());
 555     }
 556
 557     CreateStatic();
 558 }
 559
 560 void StaticWidgetsPage::OnButtonBoxText(wxCommandEvent& WXUNUSED(event))
 561 {
 562     m_sizerStatBox->GetStaticBox()->SetLabel(m_textBox->GetValue());
 563 }
 564
 565 void StaticWidgetsPage::OnButtonLabelText(wxCommandEvent& WXUNUSED(event))
 566 {
 567     m_statText->SetLabel(m_textLabel->GetValue());
 568
 569     // test GetLabel() and GetLabelText(); the first should return the
 570     // label as it is written in the relative text control; the second should
 571     // return the label as it's shown in the wxStaticText
 572     wxLogMessage(wxT("The original label should be '%s'"),
 573                  m_statText->GetLabel());
 574     wxLogMessage(wxT("The label text is '%s'"),
 575                  m_statText->GetLabelText());
 576 }
 577
 578 #if wxUSE_MARKUP
 579 void StaticWidgetsPage::OnButtonLabelWithMarkupText(wxCommandEvent& WXUNUSED(event))
 580 {
 581     m_statMarkup->SetLabelMarkup(m_textLabelWithMarkup->GetValue());
 582
 583     // test GetLabel() and GetLabelText(); the first should return the
 584     // label as it is written in the relative text control; the second should
 585     // return the label as it's shown in the wxStaticText
 586     wxLogMessage(wxT("The original label should be '%s'"),
 587                  m_statMarkup->GetLabel());
 588     wxLogMessage(wxT("The label text is '%s'"),
 589                  m_statMarkup->GetLabelText());
 590 }
 591 #endif // wxUSE_MARKUP
 592
 593 void StaticWidgetsPage::OnMouseEvent(wxMouseEvent& event)
 594 {
 595     if ( event.GetEventObject() == m_statText )
 596     {
 597         wxLogMessage("Clicked on static text");
 598     }
 599     else
 600     {
 601         wxLogMessage("Clicked on static box");
 602     }
 603 }
 604