src/mac/carbon/textctrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        textctrl.cpp
   3 // Purpose:     wxTextCtrl
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "textctrl.h"
  14 #endif
  15
  16 #include "wx/defs.h"
  17
  18 #if wxUSE_TEXTCTRL
  19
  20 #ifdef __DARWIN__
  21   #include <sys/types.h>
  22   #include <sys/stat.h>
  23 #else
  24   #include <stat.h>
  25 #endif
  26 #include <fstream.h>
  27
  28 #include "wx/app.h"
  29 #include "wx/dc.h"
  30 #include "wx/button.h"
  31 #include "wx/panel.h"
  32 #include "wx/textctrl.h"
  33 #include "wx/notebook.h"
  34 #include "wx/tabctrl.h"
  35 #include "wx/settings.h"
  36 #include "wx/filefn.h"
  37 #include "wx/utils.h"
  38
  39 #if defined(__BORLANDC__) && !defined(__WIN32__)
  40   #include <alloc.h>
  41 #elif !defined(__MWERKS__) && !defined(__GNUWIN32) && !defined(__DARWIN__)
  42   #include <malloc.h>
  43 #endif
  44
  45 #include "wx/mac/uma.h"
  46
  47 #if !USE_SHARED_LIBRARY
  48 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
  49
  50 BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
  51         EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
  52         EVT_CHAR(wxTextCtrl::OnChar)
  53     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
  54     EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
  55     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
  56     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
  57     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
  58
  59     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
  60     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
  61     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
  62     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
  63     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
  64 END_EVENT_TABLE()
  65 #endif
  66
  67 // Text item
  68 wxTextCtrl::wxTextCtrl()
  69 {
  70 }
  71
  72 const short kVerticalMargin = 2 ;
  73 const short kHorizontalMargin = 2 ;
  74
  75 bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
  76                    const wxString& st,
  77            const wxPoint& pos,
  78            const wxSize& size, long style,
  79            const wxValidator& validator,
  80            const wxString& name)
  81 {
  82     // base initialization
  83     if ( !CreateBase(parent, id, pos, size, style, validator, name) )
  84         return FALSE;
  85
  86         wxSize mySize = size ;
  87         if ( UMAHasAppearance() )
  88         {
  89                 m_macHorizontalBorder = 5 ; // additional pixels around the real control
  90                 m_macVerticalBorder = 5 ;
  91         }
  92         else
  93         {
  94                 m_macHorizontalBorder = 0 ; // additional pixels around the real control
  95                 m_macVerticalBorder = 0 ;
  96         }
  97
  98
  99         Rect bounds ;
 100         Str255 title ;
 101
 102         if ( mySize.y == -1 )
 103         {
 104                 if ( UMAHasAppearance() )
 105                         mySize.y = 13 ;
 106                 else
 107                         mySize.y = 24 ;
 108
 109                 mySize.y += 2 * m_macVerticalBorder ;
 110         }
 111
 112         MacPreControlCreate( parent , id ,  "" , pos , mySize ,style, validator , name , &bounds , title ) ;
 113
 114     if ( m_windowStyle & wxTE_MULTILINE )
 115     {
 116         wxASSERT_MSG( !(m_windowStyle & wxTE_PROCESS_ENTER),
 117                       wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
 118
 119         m_windowStyle |= wxTE_PROCESS_ENTER;
 120     }
 121
 122
 123         m_macControl = UMANewControl( parent->GetMacRootWindow() , &bounds , "\p" , true , 0 , 0 , 1,
 124                 ( style & wxTE_PASSWORD ) ? kControlEditTextPasswordProc : kControlEditTextProc , (long) this ) ;
 125         MacPostControlCreate() ;
 126
 127         wxString value ;
 128
 129         {
 130                 TEHandle teH ;
 131                 long size ;
 132
 133                 UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 134                 (*teH)->lineHeight = -1 ;
 135         }
 136
 137         if( wxApp::s_macDefaultEncodingIsPC )
 138                 value = wxMacMakeMacStringFromPC( st ) ;
 139         else
 140                 value = st ;
 141         UMASetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , value.Length() , (char*) ((const char*)value) ) ;
 142
 143   return TRUE;
 144 }
 145
 146 wxString wxTextCtrl::GetValue() const
 147 {
 148         Size actualsize;
 149         UMAGetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
 150         wxBuffer[actualsize] = 0 ;
 151         if( wxApp::s_macDefaultEncodingIsPC )
 152                 return wxMacMakePCStringFromMac( wxBuffer ) ;
 153         else
 154         return wxString(wxBuffer);
 155 }
 156
 157 void wxTextCtrl::GetSelection(long* from, long* to) const
 158 {
 159    ControlEditTextSelectionRec selection ;
 160    TEHandle teH ;
 161    long size ;
 162
 163    UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 164
 165     *from = (**teH).selStart;
 166     *to = (**teH).selEnd;
 167 }
 168
 169 void wxTextCtrl::SetValue(const wxString& st)
 170 {
 171         wxString value ;
 172
 173         if( wxApp::s_macDefaultEncodingIsPC )
 174                 value = wxMacMakeMacStringFromPC( st ) ;
 175         else
 176                 value = st ;
 177         UMASetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , value.Length() , (char*) ((const char*)value) ) ;
 178         WindowRef window = GetMacRootWindow() ;
 179         if ( window )
 180         {
 181                 wxWindow* win = wxFindWinFromMacWindow( window ) ;
 182                 if ( win )
 183                 {
 184                         wxMacDrawingHelper help( win ) ;
 185                         // the mac control manager always assumes to have the origin at 0,0
 186                         SetOrigin( 0 , 0 ) ;
 187
 188                         bool                    hasTabBehind = false ;
 189                         wxWindow* parent = GetParent() ;
 190                         while ( parent )
 191                         {
 192                                 if( parent->MacGetWindowData() )
 193                                 {
 194                                         UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , kThemeBrushDialogBackgroundActive , false ) ;
 195                                         break ;
 196                                 }
 197
 198                                 if( parent->IsKindOf( CLASSINFO( wxNotebook ) ) ||  parent->IsKindOf( CLASSINFO( wxTabCtrl ) ))
 199                                 {
 200                                         if ( ((wxControl*)parent)->GetMacControl() )
 201                                                 SetUpControlBackground( ((wxControl*)parent)->GetMacControl() , -1 , true ) ;
 202                                         break ;
 203                                 }
 204
 205                                 parent = parent->GetParent() ;
 206                         }
 207
 208                         UMADrawControl( m_macControl ) ;
 209                         UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , win->MacGetWindowData()->m_macWindowBackgroundTheme , false ) ;
 210                 }
 211         }
 212 }
 213
 214 // Clipboard operations
 215 void wxTextCtrl::Copy()
 216 {
 217     if (CanCopy())
 218     {
 219                 TEHandle teH ;
 220                 long size ;
 221
 222                  UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 223                 TECopy( teH ) ;
 224 #if TARGET_CARBON
 225                 OSStatus err ;
 226                 err = ClearCurrentScrap( );
 227 #else
 228                 OSErr err ;
 229                 err = ZeroScrap( );
 230 #endif
 231                 TEToScrap() ;
 232         }
 233 }
 234
 235 void wxTextCtrl::Cut()
 236 {
 237     if (CanCut())
 238     {
 239                 TEHandle teH ;
 240                 long size ;
 241
 242                 UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 243                 TECut( teH ) ;
 244 #if TARGET_CARBON
 245                 OSStatus err ;
 246                 err = ClearCurrentScrap( );
 247 #else
 248                 OSErr err ;
 249                 err = ZeroScrap( );
 250 #endif
 251                 TEToScrap() ;
 252                 //      MacInvalidateControl() ;
 253         }
 254 }
 255
 256 void wxTextCtrl::Paste()
 257 {
 258     if (CanPaste())
 259     {
 260                 TEHandle teH ;
 261                 long size ;
 262
 263                 UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 264                 TEFromScrap() ;
 265                 TEPaste( teH ) ;
 266                 WindowRef window = GetMacRootWindow() ;
 267                 if ( window )
 268                 {
 269                         wxWindow* win = wxFindWinFromMacWindow( window ) ;
 270                         if ( win )
 271                         {
 272                                 wxMacDrawingHelper help( win ) ;
 273                                 // the mac control manager always assumes to have the origin at 0,0
 274                                 SetOrigin( 0 , 0 ) ;
 275
 276                                 bool                    hasTabBehind = false ;
 277                                 wxWindow* parent = GetParent() ;
 278                                 while ( parent )
 279                                 {
 280                                         if( parent->MacGetWindowData() )
 281                                         {
 282                                                 UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , kThemeBrushDialogBackgroundActive , false ) ;
 283                                                 break ;
 284                                         }
 285
 286                                         if( parent->IsKindOf( CLASSINFO( wxNotebook ) ) ||  parent->IsKindOf( CLASSINFO( wxTabCtrl ) ))
 287                                         {
 288                                                 if ( ((wxControl*)parent)->GetMacControl() )
 289                                                         SetUpControlBackground( ((wxControl*)parent)->GetMacControl() , -1 , true ) ;
 290                                                 break ;
 291                                         }
 292
 293                                         parent = parent->GetParent() ;
 294                                 }
 295
 296                                 UMADrawControl( m_macControl ) ;
 297                                 UMASetThemeWindowBackground( win->MacGetWindowData()->m_macWindow , win->MacGetWindowData()->m_macWindowBackgroundTheme , false ) ;
 298                         }
 299                 }
 300         }
 301 }
 302
 303 bool wxTextCtrl::CanCopy() const
 304 {
 305     // Can copy if there's a selection
 306     long from, to;
 307     GetSelection(& from, & to);
 308     return (from != to);
 309 }
 310
 311 bool wxTextCtrl::CanCut() const
 312 {
 313     // Can cut if there's a selection
 314     long from, to;
 315     GetSelection(& from, & to);
 316     return (from != to);
 317 }
 318
 319 bool wxTextCtrl::CanPaste() const
 320 {
 321     if (!IsEditable())
 322         return FALSE;
 323
 324         long offset ;
 325 #if TARGET_CARBON
 326         OSStatus err = noErr;
 327         ScrapRef scrapRef;
 328
 329         err = GetCurrentScrap( &scrapRef );
 330         if ( err != noTypeErr && err != memFullErr )
 331         {
 332                 ScrapFlavorFlags        flavorFlags;
 333                 Size                            byteCount;
 334
 335                 if (( err = GetScrapFlavorFlags( scrapRef, 'TEXT', &flavorFlags )) == noErr)
 336                 {
 337                         if (( err = GetScrapFlavorSize( scrapRef, 'TEXT', &byteCount )) == noErr)
 338                         {
 339                                 return TRUE ;
 340                         }
 341                 }
 342         }
 343         return FALSE;
 344
 345 #else
 346         if ( GetScrap( NULL , 'TEXT' , &offset ) > 0 )
 347         {
 348                 return TRUE ;
 349         }
 350 #endif
 351         return FALSE ;
 352 }
 353
 354 void wxTextCtrl::SetEditable(bool editable)
 355 {
 356     if ( editable )
 357         UMAActivateControl( m_macControl ) ;
 358     else
 359         UMADeactivateControl( m_macControl ) ;
 360 }
 361
 362 void wxTextCtrl::SetInsertionPoint(long pos)
 363 {
 364         SetSelection( pos , pos ) ;
 365 }
 366
 367 void wxTextCtrl::SetInsertionPointEnd()
 368 {
 369     long pos = GetLastPosition();
 370     SetInsertionPoint(pos);
 371 }
 372
 373 long wxTextCtrl::GetInsertionPoint() const
 374 {
 375    ControlEditTextSelectionRec selection ;
 376    TEHandle teH ;
 377    long size ;
 378
 379    UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 380 //   UMAGetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection , &size ) ;
 381     return (**teH).selStart ;
 382 }
 383
 384 long wxTextCtrl::GetLastPosition() const
 385 {
 386    ControlEditTextSelectionRec selection ;
 387    TEHandle teH ;
 388    long size ;
 389
 390    UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 391
 392 //   UMAGetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection , &size ) ;
 393     return (**teH).teLength ;
 394 }
 395
 396 void wxTextCtrl::Replace(long from, long to, const wxString& value)
 397 {
 398         TEHandle teH ;
 399         long size ;
 400
 401         ControlEditTextSelectionRec selection ;
 402
 403         selection.selStart = from ;
 404         selection.selEnd = to ;
 405         UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
 406                 UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 407         TESetSelect( from , to  , teH ) ;
 408         TEDelete( teH ) ;
 409                 TEInsert( value , value.Length() , teH ) ;
 410         Refresh() ;
 411 }
 412
 413 void wxTextCtrl::Remove(long from, long to)
 414 {
 415         TEHandle teH ;
 416         long size ;
 417
 418         ControlEditTextSelectionRec selection ;
 419
 420         selection.selStart = from ;
 421         selection.selEnd = to ;
 422         UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
 423         UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 424         TEDelete( teH ) ;
 425         Refresh() ;
 426 }
 427
 428 void wxTextCtrl::SetSelection(long from, long to)
 429 {
 430    ControlEditTextSelectionRec selection ;
 431    TEHandle teH ;
 432    long size ;
 433
 434    UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 435
 436    selection.selStart = from ;
 437    selection.selEnd = to ;
 438
 439    UMASetControlData( m_macControl , 0, kControlEditTextSelectionTag , sizeof( selection ) , (char*) &selection ) ;
 440    TESetSelect( selection.selStart , selection.selEnd , teH ) ;
 441 }
 442
 443 bool wxTextCtrl::LoadFile(const wxString& file)
 444 {
 445     if ( wxTextCtrlBase::LoadFile(file) )
 446     {
 447         return TRUE;
 448     }
 449
 450     return FALSE;
 451 }
 452
 453 void wxTextCtrl::WriteText(const wxString& text)
 454 {
 455     TEHandle teH ;
 456     long size ;
 457
 458         memcpy( wxBuffer, text , text.Length() ) ;
 459         wxBuffer[text.Length() ] = 0 ;
 460 //    wxMacConvertNewlines( wxBuffer , wxBuffer ) ;
 461
 462     UMAGetControlData( m_macControl , 0, kControlEditTextTEHandleTag , sizeof( TEHandle ) , (char*) &teH , &size ) ;
 463
 464                 TEInsert( wxBuffer , strlen( wxBuffer) , teH ) ;
 465                 Refresh() ;
 466 }
 467
 468 void wxTextCtrl::AppendText(const wxString& text)
 469 {
 470     SetInsertionPointEnd();
 471     WriteText(text);
 472 }
 473
 474 void wxTextCtrl::Clear()
 475 {
 476         UMASetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 0 , (char*) ((const char*)NULL) ) ;
 477         Refresh() ;
 478 }
 479
 480 bool wxTextCtrl::IsModified() const
 481 {
 482     return TRUE;
 483 }
 484
 485 bool wxTextCtrl::IsEditable() const
 486 {
 487     return IsEnabled();
 488 }
 489
 490 bool wxTextCtrl::AcceptsFocus() const
 491 {
 492     // we don't want focus if we can't be edited
 493     return IsEditable() && wxControl::AcceptsFocus();
 494 }
 495
 496 wxSize wxTextCtrl::DoGetBestSize() const
 497 {
 498     int wText = 100 ;
 499
 500     int hText ;
 501                 if ( UMAHasAppearance() )
 502                         hText = 13 ;
 503                 else
 504                         hText = 24 ;
 505         hText += 2 * m_macHorizontalBorder ;
 506 /*
 507     int cx, cy;
 508     wxGetCharSize(GetHWND(), &cx, &cy, &GetFont());
 509
 510     int wText = DEFAULT_ITEM_WIDTH;
 511
 512     int hText = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
 513
 514     return wxSize(wText, hText);
 515 */
 516     if ( m_windowStyle & wxTE_MULTILINE )
 517     {
 518         hText *= wxMin(GetNumberOfLines(), 5);
 519     }
 520     //else: for single line control everything is ok
 521     return wxSize(wText, hText);
 522 }
 523
 524 // ----------------------------------------------------------------------------
 525 // Undo/redo
 526 // ----------------------------------------------------------------------------
 527
 528 void wxTextCtrl::Undo()
 529 {
 530     if (CanUndo())
 531     {
 532     }
 533 }
 534
 535 void wxTextCtrl::Redo()
 536 {
 537     if (CanRedo())
 538     {
 539     }
 540 }
 541
 542 bool wxTextCtrl::CanUndo() const
 543 {
 544     return FALSE ;
 545 }
 546
 547 bool wxTextCtrl::CanRedo() const
 548 {
 549     return FALSE ;
 550 }
 551
 552 // Makes 'unmodified'
 553 void wxTextCtrl::DiscardEdits()
 554 {
 555     // TODO
 556 }
 557
 558 int wxTextCtrl::GetNumberOfLines() const
 559 {
 560         Size actualsize;
 561         UMAGetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
 562
 563         int count = 1;
 564         for (int i = 0; i < actualsize; i++)
 565         {
 566             if (wxBuffer[i] == '\r') count++;
 567         }
 568
 569     return count;
 570 }
 571
 572 long wxTextCtrl::XYToPosition(long x, long y) const
 573 {
 574     // TODO
 575     return 0;
 576 }
 577
 578 bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
 579 {
 580     return FALSE ;
 581 }
 582
 583 void wxTextCtrl::ShowPosition(long pos)
 584 {
 585     // TODO
 586 }
 587
 588 int wxTextCtrl::GetLineLength(long lineNo) const
 589 {
 590         Size actualsize;
 591         UMAGetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
 592
 593         // Find line first
 594         int count = 0;
 595         for (int i = 0; i < actualsize; i++)
 596         {
 597             if (count == lineNo)
 598             {
 599                 // Count chars in line then
 600                 count = 0;
 601                 for (int j = i; j < actualsize; j++)
 602                 {
 603                     count++;
 604                     if (wxBuffer[j] == '\r') return count;
 605                 }
 606
 607                 return count;
 608             }
 609             if (wxBuffer[i] == '\r') count++;
 610         }
 611
 612     return 0;
 613 }
 614
 615 wxString wxTextCtrl::GetLineText(long lineNo) const
 616 {
 617         Size actualsize;
 618         UMAGetControlData( m_macControl, 0, ( m_windowStyle & wxTE_PASSWORD ) ? kControlEditTextPasswordTag : kControlEditTextTextTag , 32767 , wxBuffer , &actualsize) ;
 619
 620         // Find line first
 621         int count = 0;
 622         for (int i = 0; i < actualsize; i++)
 623         {
 624             if (count == lineNo)
 625             {
 626                 // Add chars in line then
 627                 wxString tmp("");
 628
 629                 for (int j = i; j < actualsize; j++)
 630                 {
 631                     if (wxBuffer[j] == '\r')
 632                         return tmp;
 633
 634                     tmp += wxBuffer[j];
 635                 }
 636
 637                 return tmp;
 638             }
 639             if (wxBuffer[i] == '\r') count++;
 640         }
 641
 642     return wxString("");
 643 }
 644
 645 /*
 646  * Text item
 647  */
 648
 649 void wxTextCtrl::Command(wxCommandEvent & event)
 650 {
 651     SetValue (event.GetString());
 652     ProcessCommand (event);
 653 }
 654
 655 void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
 656 {
 657     // By default, load the first file into the text window.
 658     if (event.GetNumberOfFiles() > 0)
 659     {
 660         LoadFile(event.GetFiles()[0]);
 661     }
 662 }
 663
 664 void wxTextCtrl::OnChar(wxKeyEvent& event)
 665 {
 666     switch ( event.KeyCode() )
 667     {
 668         case WXK_RETURN:
 669                 if (m_windowStyle & wxPROCESS_ENTER)
 670                 {
 671                 wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
 672                 event.SetEventObject( this );
 673                 if ( GetEventHandler()->ProcessEvent(event) )
 674                     return;
 675                 }
 676             if ( !(m_windowStyle & wxTE_MULTILINE) )
 677             {
 678                         wxWindow *parent = GetParent();
 679                         wxPanel *panel = wxDynamicCast(parent, wxPanel);
 680                         while ( parent != NULL && panel == NULL )
 681                         {
 682                                 parent = parent->GetParent() ;
 683                                 panel = wxDynamicCast(parent, wxPanel);
 684                         }
 685                         if ( panel && panel->GetDefaultItem() )
 686                         {
 687                     wxButton *def = wxDynamicCast(panel->GetDefaultItem(),
 688                                                           wxButton);
 689                                 if ( def && def->IsEnabled() )
 690                                 {
 691                                     wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 692                                             event.SetEventObject(def);
 693                                             def->Command(event);
 694                         return ;
 695                    }
 696                         }
 697             }
 698             //else: multiline controls need Enter for themselves
 699
 700             break;
 701
 702         case WXK_TAB:
 703             // always produce navigation event - even if we process TAB
 704             // ourselves the fact that we got here means that the user code
 705             // decided to skip processing of this TAB - probably to let it
 706             // do its default job.
 707             {
 708                 wxNavigationKeyEvent eventNav;
 709                 eventNav.SetDirection(!event.ShiftDown());
 710                 eventNav.SetWindowChange(event.ControlDown());
 711                 eventNav.SetEventObject(this);
 712
 713                 if ( GetParent()->GetEventHandler()->ProcessEvent(eventNav) )
 714                     return;
 715                 event.Skip() ;
 716                 return ;
 717             }
 718             break;
 719     }
 720
 721         EventRecord *ev = wxTheApp->MacGetCurrentEvent() ;
 722         short keycode ;
 723         short keychar ;
 724         keychar = short(ev->message & charCodeMask);
 725         keycode = short(ev->message & keyCodeMask) >> 8 ;
 726         UMAHandleControlKey( m_macControl , keycode , keychar , ev->modifiers ) ;
 727         if ( keychar >= 0x20 || event.KeyCode() == WXK_RETURN || event.KeyCode() == WXK_DELETE || event.KeyCode() == WXK_BACK)
 728         {
 729         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
 730         event.SetString( GetValue() ) ;
 731         event.SetEventObject( this );
 732         GetEventHandler()->ProcessEvent(event);
 733         }
 734
 735 }
 736
 737 // ----------------------------------------------------------------------------
 738 // standard handlers for standard edit menu events
 739 // ----------------------------------------------------------------------------
 740
 741 void wxTextCtrl::OnCut(wxCommandEvent& event)
 742 {
 743     Cut();
 744 }
 745
 746 void wxTextCtrl::OnCopy(wxCommandEvent& event)
 747 {
 748     Copy();
 749 }
 750
 751 void wxTextCtrl::OnPaste(wxCommandEvent& event)
 752 {
 753     Paste();
 754 }
 755
 756 void wxTextCtrl::OnUndo(wxCommandEvent& event)
 757 {
 758     Undo();
 759 }
 760
 761 void wxTextCtrl::OnRedo(wxCommandEvent& event)
 762 {
 763     Redo();
 764 }
 765
 766 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
 767 {
 768     event.Enable( CanCut() );
 769 }
 770
 771 void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
 772 {
 773     event.Enable( CanCopy() );
 774 }
 775
 776 void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
 777 {
 778     event.Enable( CanPaste() );
 779 }
 780
 781 void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
 782 {
 783     event.Enable( CanUndo() );
 784 }
 785
 786 void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
 787 {
 788     event.Enable( CanRedo() );
 789 }
 790
 791 #endif
 792     // wxUSE_TEXTCTRL