src/mac/carbon/textctrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/textctrl.cpp
   3 // Purpose:     wxTextCtrl
   4 // Author:      Stefan Csomor
   5 // Modified by: Ryan Norton (MLTE GetLineLength and GetLineText)
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_TEXTCTRL
  15
  16 #include "wx/textctrl.h"
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/intl.h"
  20     #include "wx/app.h"
  21     #include "wx/utils.h"
  22     #include "wx/dc.h"
  23     #include "wx/button.h"
  24     #include "wx/menu.h"
  25     #include "wx/settings.h"
  26     #include "wx/msgdlg.h"
  27     #include "wx/toplevel.h"
  28 #endif
  29
  30 #ifdef __DARWIN__
  31     #include <sys/types.h>
  32     #include <sys/stat.h>
  33 #else
  34     #include <stat.h>
  35 #endif
  36
  37 #if wxUSE_STD_IOSTREAM
  38     #if wxUSE_IOSTREAMH
  39         #include <fstream.h>
  40     #else
  41         #include <fstream>
  42     #endif
  43 #endif
  44
  45 #include "wx/filefn.h"
  46 #include "wx/sysopt.h"
  47
  48 #if defined(__BORLANDC__) && !defined(__WIN32__)
  49     #include <alloc.h>
  50 #elif !defined(__MWERKS__) && !defined(__GNUWIN32) && !defined(__DARWIN__)
  51     #include <malloc.h>
  52 #endif
  53
  54 #ifndef __DARWIN__
  55 #include <MacTextEditor.h>
  56 #include <ATSUnicode.h>
  57 #include <TextCommon.h>
  58 #include <TextEncodingConverter.h>
  59 #endif
  60
  61 #include "wx/mac/uma.h"
  62 #include "wx/mac/carbon/private/mactext.h"
  63
  64 #ifndef __WXMAC_OSX__
  65 enum
  66 {
  67     kTXNVisibilityTag = 'visb' // set the visibility state of the object
  68 };
  69 #endif
  70
  71
  72 class wxMacFunctor
  73 {
  74 public :
  75     wxMacFunctor() {}
  76     virtual ~wxMacFunctor() {}
  77
  78     virtual void* operator()() = 0 ;
  79
  80     static void* CallBackProc( void *param )
  81     {
  82         wxMacFunctor* f = (wxMacFunctor*) param ;
  83         void *result = (*f)() ;
  84         return result ;
  85     }
  86 } ;
  87
  88 template<typename classtype, typename param1type>
  89
  90 class wxMacObjectFunctor1 : public wxMacFunctor
  91 {
  92     typedef void (classtype::*function)( param1type p1 ) ;
  93     typedef void (classtype::*ref_function)( const param1type& p1 ) ;
  94 public :
  95     wxMacObjectFunctor1( classtype *obj , function f , param1type p1 ) :
  96         wxMacFunctor()
  97     {
  98         m_object = obj ;
  99         m_function = f ;
 100         m_param1 = p1 ;
 101     }
 102
 103     wxMacObjectFunctor1( classtype *obj , ref_function f , param1type p1 ) :
 104         wxMacFunctor()
 105     {
 106         m_object = obj ;
 107         m_refFunction = f ;
 108         m_param1 = p1 ;
 109     }
 110
 111     virtual ~wxMacObjectFunctor1() {}
 112
 113     virtual void* operator()()
 114     {
 115         (m_object->*m_function)( m_param1 ) ;
 116         return NULL ;
 117     }
 118
 119 private :
 120     classtype* m_object ;
 121     param1type m_param1 ;
 122     union
 123     {
 124         function m_function ;
 125         ref_function m_refFunction ;
 126     } ;
 127 } ;
 128
 129 template<typename classtype, typename param1type>
 130 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 131 {
 132     wxMacObjectFunctor1<classtype, param1type> params(object, function, p1) ;
 133     void *result =
 134         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 135     return result ;
 136 }
 137
 138 template<typename classtype, typename param1type>
 139 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 140 {
 141     wxMacObjectFunctor1<classtype,param1type> params(object, function, p1) ;
 142     void *result =
 143         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 144     return result ;
 145 }
 146
 147 template<typename classtype, typename param1type>
 148 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 149 {
 150     wxMutexGuiLeave() ;
 151     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 152     wxMutexGuiEnter() ;
 153     return result ;
 154 }
 155
 156 template<typename classtype, typename param1type>
 157 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 158 {
 159     wxMutexGuiLeave() ;
 160     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 161     wxMutexGuiEnter() ;
 162     return result ;
 163 }
 164
 165
 166 // common parts for implementations based on MLTE
 167
 168 class wxMacMLTEControl : public wxMacTextControl
 169 {
 170 public :
 171     wxMacMLTEControl( wxTextCtrl *peer ) ;
 172
 173     virtual wxString GetStringValue() const ;
 174     virtual void SetStringValue( const wxString &str ) ;
 175
 176     static TXNFrameOptions FrameOptionsFromWXStyle( long wxStyle ) ;
 177
 178     void AdjustCreationAttributes( const wxColour& background, bool visible ) ;
 179
 180     virtual void SetFont( const wxFont & font, const wxColour& foreground, long windowStyle ) ;
 181     virtual void SetBackground( const wxBrush &brush ) ;
 182     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 183     virtual void Copy() ;
 184     virtual void Cut() ;
 185     virtual void Paste() ;
 186     virtual bool CanPaste() const ;
 187     virtual void SetEditable( bool editable ) ;
 188     virtual wxTextPos GetLastPosition() const ;
 189     virtual void Replace( long from, long to, const wxString &str ) ;
 190     virtual void Remove( long from, long to ) ;
 191     virtual void GetSelection( long* from, long* to ) const ;
 192     virtual void SetSelection( long from, long to ) ;
 193
 194     virtual void WriteText( const wxString& str ) ;
 195
 196     virtual bool HasOwnContextMenu() const
 197     {
 198 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
 199         if ( UMAGetSystemVersion() >= 0x1040 )
 200         {
 201             TXNCommandEventSupportOptions options ;
 202             TXNGetCommandEventSupport( m_txn , & options ) ;
 203             return options & kTXNSupportEditCommandProcessing ;
 204         }
 205 #endif
 206
 207         return false ;
 208     }
 209
 210     virtual void CheckSpelling(bool check)
 211     {
 212 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
 213     TXNSetSpellCheckAsYouType( m_txn, (Boolean) check );
 214 #endif
 215     }
 216     virtual void Clear() ;
 217
 218     virtual bool CanUndo() const ;
 219     virtual void Undo() ;
 220     virtual bool CanRedo()  const;
 221     virtual void Redo() ;
 222     virtual int GetNumberOfLines() const ;
 223     virtual long XYToPosition(long x, long y) const ;
 224     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 225     virtual void ShowPosition( long pos ) ;
 226     virtual int GetLineLength(long lineNo) const ;
 227     virtual wxString GetLineText(long lineNo) const ;
 228
 229     void SetTXNData( const wxString& st , TXNOffset start , TXNOffset end ) ;
 230     TXNObject GetTXNObject() { return m_txn ; }
 231
 232 protected :
 233     void TXNSetAttribute( const wxTextAttr& style , long from , long to ) ;
 234
 235     TXNObject m_txn ;
 236 } ;
 237
 238 // implementation available under OSX
 239
 240 class wxMacMLTEHIViewControl : public wxMacMLTEControl
 241 {
 242 public :
 243     wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
 244                              const wxString& str,
 245                              const wxPoint& pos,
 246                              const wxSize& size, long style ) ;
 247     virtual ~wxMacMLTEHIViewControl() ;
 248
 249     virtual OSStatus SetFocus( ControlFocusPart focusPart ) ;
 250     virtual bool HasFocus() const ;
 251     virtual void SetBackground( const wxBrush &brush) ;
 252
 253 protected :
 254     HIViewRef m_scrollView ;
 255     HIViewRef m_textView ;
 256 };
 257
 258 // 'classic' MLTE implementation
 259
 260 class wxMacMLTEClassicControl : public wxMacMLTEControl
 261 {
 262 public :
 263     wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
 264                              const wxString& str,
 265                              const wxPoint& pos,
 266                              const wxSize& size, long style ) ;
 267     virtual ~wxMacMLTEClassicControl() ;
 268
 269     virtual void VisibilityChanged(bool shown) ;
 270     virtual void SuperChangedPosition() ;
 271
 272     virtual void            MacControlUserPaneDrawProc(wxInt16 part) ;
 273     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) ;
 274     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) ;
 275     virtual void            MacControlUserPaneIdleProc() ;
 276     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) ;
 277     virtual void            MacControlUserPaneActivateProc(bool activating) ;
 278     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) ;
 279     virtual void            MacControlUserPaneBackgroundProc(void* info) ;
 280
 281     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 282     {
 283         MacControlUserPaneIdleProc();
 284         return true;
 285     }
 286
 287     virtual void            SetRect( Rect *r ) ;
 288
 289 protected :
 290     OSStatus                 DoCreate();
 291
 292     void                    MacUpdatePosition() ;
 293     void                    MacActivatePaneText(bool setActive) ;
 294     void                    MacFocusPaneText(bool setFocus) ;
 295     void                    MacSetObjectVisibility(bool vis) ;
 296
 297 private :
 298     TXNFrameID              m_txnFrameID ;
 299     GrafPtr                 m_txnPort ;
 300     WindowRef               m_txnWindow ;
 301     // bounds of the control as we last did set the txn frames
 302     Rect                    m_txnControlBounds ;
 303     Rect                    m_txnVisBounds ;
 304
 305 #ifdef __WXMAC_OSX__
 306     static pascal void TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode ) ;
 307     static pascal void TXNScrollInfoProc(
 308         SInt32 iValue, SInt32 iMaximumValue,
 309         TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon ) ;
 310
 311     ControlRef              m_sbHorizontal ;
 312     SInt32                  m_lastHorizontalValue ;
 313     ControlRef              m_sbVertical ;
 314     SInt32                  m_lastVerticalValue ;
 315 #endif
 316 };
 317
 318
 319 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase)
 320
 321 BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase)
 322     EVT_ERASE_BACKGROUND( wxTextCtrl::OnEraseBackground )
 323     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
 324     EVT_CHAR(wxTextCtrl::OnChar)
 325     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
 326     EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
 327     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
 328     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
 329     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
 330     EVT_MENU(wxID_CLEAR, wxTextCtrl::OnDelete)
 331     EVT_MENU(wxID_SELECTALL, wxTextCtrl::OnSelectAll)
 332
 333     EVT_CONTEXT_MENU(wxTextCtrl::OnContextMenu)
 334
 335     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
 336     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
 337     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
 338     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
 339     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 340     EVT_UPDATE_UI(wxID_CLEAR, wxTextCtrl::OnUpdateDelete)
 341     EVT_UPDATE_UI(wxID_SELECTALL, wxTextCtrl::OnUpdateSelectAll)
 342 END_EVENT_TABLE()
 343
 344
 345 void wxTextCtrl::Init()
 346 {
 347     m_editable = true ;
 348     m_dirty = false;
 349
 350     m_maxLength = 0;
 351     m_privateContextMenu = NULL;
 352     m_triggerOnSetValue = true ;
 353 }
 354
 355 wxTextCtrl::~wxTextCtrl()
 356 {
 357     delete m_privateContextMenu;
 358 }
 359
 360 bool wxTextCtrl::Create( wxWindow *parent,
 361     wxWindowID id,
 362     const wxString& str,
 363     const wxPoint& pos,
 364     const wxSize& size,
 365     long style,
 366     const wxValidator& validator,
 367     const wxString& name )
 368 {
 369     m_macIsUserPane = false ;
 370     m_editable = true ;
 371
 372     if ( ! (style & wxNO_BORDER) )
 373         style = (style & ~wxBORDER_MASK) | wxSUNKEN_BORDER ;
 374
 375     if ( !wxTextCtrlBase::Create( parent, id, pos, size, style & ~(wxHSCROLL | wxVSCROLL), validator, name ) )
 376         return false;
 377
 378     if ( m_windowStyle & wxTE_MULTILINE )
 379     {
 380         // always turn on this style for multi-line controls
 381         m_windowStyle |= wxTE_PROCESS_ENTER;
 382         style |= wxTE_PROCESS_ENTER ;
 383     }
 384
 385     CreatePeer( str, pos, size, style );
 386
 387     MacPostControlCreate(pos, size) ;
 388
 389     // only now the embedding is correct and we can do a positioning update
 390
 391     MacSuperChangedPosition() ;
 392
 393     if ( m_windowStyle & wxTE_READONLY)
 394         SetEditable( false ) ;
 395
 396     SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;
 397
 398     return true;
 399 }
 400
 401 void wxTextCtrl::CreatePeer(
 402            const wxString& str,
 403            const wxPoint& pos,
 404            const wxSize& size, long style )
 405 {
 406     bool forceMLTE = false ;
 407
 408 #if wxUSE_SYSTEM_OPTIONS
 409     if (wxSystemOptions::HasOption( wxMAC_TEXTCONTROL_USE_MLTE ) && (wxSystemOptions::GetOptionInt( wxMAC_TEXTCONTROL_USE_MLTE ) == 1))
 410     {
 411         forceMLTE = true ;
 412     }
 413 #endif
 414
 415     if ( UMAGetSystemVersion() >= 0x1050 )
 416         forceMLTE = false;
 417
 418     if ( UMAGetSystemVersion() >= 0x1030 && !forceMLTE )
 419     {
 420         if ( m_windowStyle & wxTE_MULTILINE )
 421             m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
 422     }
 423
 424     if ( !m_peer )
 425     {
 426         if ( !(m_windowStyle & wxTE_MULTILINE) && !forceMLTE )
 427         {
 428             m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
 429         }
 430     }
 431
 432     // the horizontal single line scrolling bug that made us keep the classic implementation
 433     // is fixed in 10.5
 434 #if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5
 435     if ( !m_peer )
 436         m_peer = new wxMacMLTEClassicControl( this , str , pos , size , style ) ;
 437 #endif
 438 }
 439
 440 void wxTextCtrl::MacSuperChangedPosition()
 441 {
 442     wxWindow::MacSuperChangedPosition() ;
 443     GetPeer()->SuperChangedPosition() ;
 444 }
 445
 446 void wxTextCtrl::MacVisibilityChanged()
 447 {
 448     GetPeer()->VisibilityChanged( MacIsReallyShown() ) ;
 449 }
 450
 451 void wxTextCtrl::MacEnabledStateChanged()
 452 {
 453 }
 454
 455 void wxTextCtrl::MacCheckSpelling(bool check)
 456 {
 457     GetPeer()->CheckSpelling(check);
 458 }
 459
 460 wxString wxTextCtrl::GetValue() const
 461 {
 462     return GetPeer()->GetStringValue() ;
 463 }
 464
 465 void wxTextCtrl::GetSelection(long* from, long* to) const
 466 {
 467     GetPeer()->GetSelection( from , to ) ;
 468 }
 469
 470 void wxTextCtrl::DoSetValue(const wxString& str, int flags)
 471 {
 472     // optimize redraws
 473     if ( GetValue() == str )
 474         return;
 475
 476     GetPeer()->SetStringValue( str ) ;
 477
 478     if ( (flags & SetValue_SendEvent) && m_triggerOnSetValue )
 479     {
 480         SendTextUpdatedEvent();
 481     }
 482 }
 483
 484 void wxTextCtrl::SetMaxLength(unsigned long len)
 485 {
 486     m_maxLength = len ;
 487 }
 488
 489 bool wxTextCtrl::SetFont( const wxFont& font )
 490 {
 491     if ( !wxTextCtrlBase::SetFont( font ) )
 492         return false ;
 493
 494     GetPeer()->SetFont( font , GetForegroundColour() , GetWindowStyle() ) ;
 495
 496     return true ;
 497 }
 498
 499 bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
 500 {
 501     GetPeer()->SetStyle( start , end , style ) ;
 502
 503     return true ;
 504 }
 505
 506 bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style)
 507 {
 508     wxTextCtrlBase::SetDefaultStyle( style ) ;
 509     SetStyle( kTXNUseCurrentSelection , kTXNUseCurrentSelection , GetDefaultStyle() ) ;
 510
 511     return true ;
 512 }
 513
 514 // Clipboard operations
 515
 516 void wxTextCtrl::Copy()
 517 {
 518     if (CanCopy())
 519         GetPeer()->Copy() ;
 520 }
 521
 522 void wxTextCtrl::Cut()
 523 {
 524     if (CanCut())
 525     {
 526         GetPeer()->Cut() ;
 527
 528         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 529         event.SetEventObject( this );
 530         GetEventHandler()->ProcessEvent( event );
 531       }
 532 }
 533
 534 void wxTextCtrl::Paste()
 535 {
 536     if (CanPaste())
 537     {
 538         GetPeer()->Paste() ;
 539
 540         // TODO: eventually we should add setting the default style again
 541
 542         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 543         event.SetEventObject( this );
 544         GetEventHandler()->ProcessEvent( event );
 545     }
 546 }
 547
 548 bool wxTextCtrl::CanCopy() const
 549 {
 550     // Can copy if there's a selection
 551     long from, to;
 552     GetSelection( &from, &to );
 553
 554     return (from != to);
 555 }
 556
 557 bool wxTextCtrl::CanCut() const
 558 {
 559     if ( !IsEditable() )
 560         return false;
 561
 562     // Can cut if there's a selection
 563     long from, to;
 564     GetSelection( &from, &to );
 565
 566     return (from != to);
 567 }
 568
 569 bool wxTextCtrl::CanPaste() const
 570 {
 571     if (!IsEditable())
 572         return false;
 573
 574     return GetPeer()->CanPaste() ;
 575 }
 576
 577 void wxTextCtrl::SetEditable(bool editable)
 578 {
 579     if ( editable != m_editable )
 580     {
 581         m_editable = editable ;
 582         GetPeer()->SetEditable( editable ) ;
 583     }
 584 }
 585
 586 void wxTextCtrl::SetInsertionPoint(long pos)
 587 {
 588     SetSelection( pos , pos ) ;
 589 }
 590
 591 void wxTextCtrl::SetInsertionPointEnd()
 592 {
 593     wxTextPos pos = GetLastPosition();
 594     SetInsertionPoint( pos );
 595 }
 596
 597 long wxTextCtrl::GetInsertionPoint() const
 598 {
 599     long begin, end ;
 600     GetSelection( &begin , &end ) ;
 601
 602     return begin ;
 603 }
 604
 605 wxTextPos wxTextCtrl::GetLastPosition() const
 606 {
 607     return GetPeer()->GetLastPosition() ;
 608 }
 609
 610 void wxTextCtrl::Replace(long from, long to, const wxString& str)
 611 {
 612     GetPeer()->Replace( from , to , str ) ;
 613 }
 614
 615 void wxTextCtrl::Remove(long from, long to)
 616 {
 617     GetPeer()->Remove( from , to ) ;
 618 }
 619
 620 void wxTextCtrl::SetSelection(long from, long to)
 621 {
 622     GetPeer()->SetSelection( from , to ) ;
 623 }
 624
 625 void wxTextCtrl::WriteText(const wxString& str)
 626 {
 627     // TODO: this MPRemoting will be moved into a remoting peer proxy for any command
 628     if ( !wxIsMainThread() )
 629     {
 630         // unfortunately CW 8 is not able to correctly deduce the template types,
 631         // so we have to instantiate explicitly
 632         wxMacMPRemoteGUICall<wxTextCtrl,wxString>( this , &wxTextCtrl::WriteText , str ) ;
 633
 634         return ;
 635     }
 636
 637     GetPeer()->WriteText( str ) ;
 638 }
 639
 640 void wxTextCtrl::AppendText(const wxString& text)
 641 {
 642     SetInsertionPointEnd();
 643     WriteText( text );
 644 }
 645
 646 void wxTextCtrl::Clear()
 647 {
 648     GetPeer()->Clear() ;
 649 }
 650
 651 bool wxTextCtrl::IsModified() const
 652 {
 653     return m_dirty;
 654 }
 655
 656 bool wxTextCtrl::IsEditable() const
 657 {
 658     return IsEnabled() && m_editable ;
 659 }
 660
 661 bool wxTextCtrl::AcceptsFocus() const
 662 {
 663     // we don't want focus if we can't be edited
 664     return /*IsEditable() && */ wxControl::AcceptsFocus();
 665 }
 666
 667 wxSize wxTextCtrl::DoGetBestSize() const
 668 {
 669     int wText, hText;
 670
 671     // these are the numbers from the HIG:
 672     // we reduce them by the borders first
 673     wText = 100 ;
 674
 675     switch ( m_windowVariant )
 676     {
 677         case wxWINDOW_VARIANT_NORMAL :
 678             hText = 22 - 6 ;
 679             break ;
 680
 681         case wxWINDOW_VARIANT_SMALL :
 682             hText = 19 - 6 ;
 683             break ;
 684
 685         case wxWINDOW_VARIANT_MINI :
 686             hText = 15 - 6 ;
 687             break ;
 688
 689         default :
 690             hText = 22 - 6;
 691             break ;
 692     }
 693
 694     // as the above numbers have some free space around the text
 695     // we get 5 lines like this anyway
 696     if ( m_windowStyle & wxTE_MULTILINE )
 697          hText *= 5 ;
 698
 699     if ( !HasFlag(wxNO_BORDER) )
 700         hText += 6 ;
 701
 702     return wxSize(wText, hText);
 703 }
 704
 705 // ----------------------------------------------------------------------------
 706 // Undo/redo
 707 // ----------------------------------------------------------------------------
 708
 709 void wxTextCtrl::Undo()
 710 {
 711     if (CanUndo())
 712         GetPeer()->Undo() ;
 713 }
 714
 715 void wxTextCtrl::Redo()
 716 {
 717     if (CanRedo())
 718         GetPeer()->Redo() ;
 719 }
 720
 721 bool wxTextCtrl::CanUndo() const
 722 {
 723     if ( !IsEditable() )
 724         return false ;
 725
 726     return GetPeer()->CanUndo() ;
 727 }
 728
 729 bool wxTextCtrl::CanRedo() const
 730 {
 731     if ( !IsEditable() )
 732         return false ;
 733
 734     return GetPeer()->CanRedo() ;
 735 }
 736
 737 void wxTextCtrl::MarkDirty()
 738 {
 739     m_dirty = true;
 740 }
 741
 742 void wxTextCtrl::DiscardEdits()
 743 {
 744     m_dirty = false;
 745 }
 746
 747 int wxTextCtrl::GetNumberOfLines() const
 748 {
 749     return GetPeer()->GetNumberOfLines() ;
 750 }
 751
 752 long wxTextCtrl::XYToPosition(long x, long y) const
 753 {
 754     return GetPeer()->XYToPosition( x , y ) ;
 755 }
 756
 757 bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
 758 {
 759     return GetPeer()->PositionToXY( pos , x , y ) ;
 760 }
 761
 762 void wxTextCtrl::ShowPosition(long pos)
 763 {
 764     return GetPeer()->ShowPosition(pos) ;
 765 }
 766
 767 int wxTextCtrl::GetLineLength(long lineNo) const
 768 {
 769     return GetPeer()->GetLineLength(lineNo) ;
 770 }
 771
 772 wxString wxTextCtrl::GetLineText(long lineNo) const
 773 {
 774     return GetPeer()->GetLineText(lineNo) ;
 775 }
 776
 777 void wxTextCtrl::Command(wxCommandEvent & event)
 778 {
 779     SetValue(event.GetString());
 780     ProcessCommand(event);
 781 }
 782
 783 void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
 784 {
 785     // By default, load the first file into the text window.
 786     if (event.GetNumberOfFiles() > 0)
 787         LoadFile( event.GetFiles()[0] );
 788 }
 789
 790 void wxTextCtrl::OnEraseBackground(wxEraseEvent& event)
 791 {
 792     // all erasing should be done by the real mac control implementation
 793     // while this is true for MLTE under classic, the HITextView is somehow
 794     // transparent but background erase is not working correctly, so intercept
 795     // things while we can...
 796     event.Skip() ;
 797 }
 798
 799 void wxTextCtrl::OnChar(wxKeyEvent& event)
 800 {
 801     int key = event.GetKeyCode() ;
 802     bool eat_key = false ;
 803
 804     if ( key == 'a' && event.MetaDown() )
 805     {
 806         SelectAll() ;
 807
 808         return ;
 809     }
 810
 811     if ( key == 'c' && event.MetaDown() )
 812     {
 813         if ( CanCopy() )
 814             Copy() ;
 815
 816         return ;
 817     }
 818
 819     if ( !IsEditable() && key != WXK_LEFT && key != WXK_RIGHT && key != WXK_DOWN && key != WXK_UP && key != WXK_TAB &&
 820         !( key == WXK_RETURN && ( (m_windowStyle & wxTE_PROCESS_ENTER) || (m_windowStyle & wxTE_MULTILINE) ) )
 821 //        && key != WXK_PAGEUP && key != WXK_PAGEDOWN && key != WXK_HOME && key != WXK_END
 822         )
 823     {
 824         // eat it
 825         return ;
 826     }
 827
 828     // Check if we have reached the max # of chars (if it is set), but still
 829     // allow navigation and deletion
 830     if ( !IsMultiLine() && m_maxLength && GetValue().length() >= m_maxLength &&
 831         key != WXK_LEFT && key != WXK_RIGHT && key != WXK_TAB &&
 832         key != WXK_BACK && !( key == WXK_RETURN && (m_windowStyle & wxTE_PROCESS_ENTER) )
 833        )
 834     {
 835         // eat it, we don't want to add more than allowed # of characters
 836
 837         // TODO: generate EVT_TEXT_MAXLEN()
 838         return;
 839     }
 840
 841     // assume that any key not processed yet is going to modify the control
 842     m_dirty = true;
 843
 844     if ( key == 'v' && event.MetaDown() )
 845     {
 846         if ( CanPaste() )
 847             Paste() ;
 848
 849         return ;
 850     }
 851
 852     if ( key == 'x' && event.MetaDown() )
 853     {
 854         if ( CanCut() )
 855             Cut() ;
 856
 857         return ;
 858     }
 859
 860     switch ( key )
 861     {
 862         case WXK_RETURN:
 863             if (m_windowStyle & wxTE_PROCESS_ENTER)
 864             {
 865                 wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
 866                 event.SetEventObject( this );
 867                 event.SetString( GetValue() );
 868                 if ( GetEventHandler()->ProcessEvent(event) )
 869                     return;
 870             }
 871
 872             if ( !(m_windowStyle & wxTE_MULTILINE) )
 873             {
 874                 wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
 875                 if ( tlw && tlw->GetDefaultItem() )
 876                 {
 877                     wxButton *def = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
 878                     if ( def && def->IsEnabled() )
 879                     {
 880                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 881                         event.SetEventObject(def);
 882                         def->Command(event);
 883
 884                         return ;
 885                     }
 886                 }
 887
 888                 // this will make wxWidgets eat the ENTER key so that
 889                 // we actually prevent line wrapping in a single line text control
 890                 eat_key = true;
 891             }
 892             break;
 893
 894         case WXK_TAB:
 895             if ( !(m_windowStyle & wxTE_PROCESS_TAB))
 896             {
 897                 int flags = 0;
 898                 if (!event.ShiftDown())
 899                     flags |= wxNavigationKeyEvent::IsForward ;
 900                 if (event.ControlDown())
 901                     flags |= wxNavigationKeyEvent::WinChange ;
 902                 Navigate(flags);
 903
 904                 return;
 905             }
 906             else
 907             {
 908                 // This is necessary (don't know why);
 909                 // otherwise the tab will not be inserted.
 910                 WriteText(wxT("\t"));
 911                 eat_key = true;
 912             }
 913             break;
 914
 915         default:
 916             break;
 917     }
 918
 919     if (!eat_key)
 920     {
 921         // perform keystroke handling
 922         event.Skip(true) ;
 923     }
 924
 925     if ( ( key >= 0x20 && key < WXK_START ) ||
 926          ( key >= WXK_NUMPAD0 && key <= WXK_DIVIDE ) ||
 927          key == WXK_RETURN ||
 928          key == WXK_DELETE ||
 929          key == WXK_BACK)
 930     {
 931         wxCommandEvent event1(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
 932         event1.SetEventObject( this );
 933         wxPostEvent( GetEventHandler(), event1 );
 934     }
 935 }
 936
 937 // ----------------------------------------------------------------------------
 938 // standard handlers for standard edit menu events
 939 // ----------------------------------------------------------------------------
 940
 941 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
 942 {
 943     Cut();
 944 }
 945
 946 void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
 947 {
 948     Copy();
 949 }
 950
 951 void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
 952 {
 953     Paste();
 954 }
 955
 956 void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
 957 {
 958     Undo();
 959 }
 960
 961 void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
 962 {
 963     Redo();
 964 }
 965
 966 void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event))
 967 {
 968     long from, to;
 969
 970     GetSelection( &from, &to );
 971     if (from != -1 && to != -1)
 972         Remove( from, to );
 973 }
 974
 975 void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event))
 976 {
 977     SetSelection(-1, -1);
 978 }
 979
 980 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
 981 {
 982     event.Enable( CanCut() );
 983 }
 984
 985 void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
 986 {
 987     event.Enable( CanCopy() );
 988 }
 989
 990 void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
 991 {
 992     event.Enable( CanPaste() );
 993 }
 994
 995 void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
 996 {
 997     event.Enable( CanUndo() );
 998 }
 999
1000 void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
1001 {
1002     event.Enable( CanRedo() );
1003 }
1004
1005 void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event)
1006 {
1007     long from, to;
1008
1009     GetSelection( &from, &to );
1010     event.Enable( from != -1 && to != -1 && from != to && IsEditable() ) ;
1011 }
1012
1013 void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event)
1014 {
1015     event.Enable(GetLastPosition() > 0);
1016 }
1017
1018 // CS: Context Menus only work with MLTE implementations or non-multiline HIViews at the moment
1019
1020 void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
1021 {
1022     if ( GetPeer()->HasOwnContextMenu() )
1023     {
1024         event.Skip() ;
1025         return ;
1026     }
1027
1028     if (m_privateContextMenu == NULL)
1029     {
1030         m_privateContextMenu = new wxMenu;
1031         m_privateContextMenu->Append(wxID_UNDO, _("&Undo"));
1032         m_privateContextMenu->Append(wxID_REDO, _("&Redo"));
1033         m_privateContextMenu->AppendSeparator();
1034         m_privateContextMenu->Append(wxID_CUT, _("Cu&t"));
1035         m_privateContextMenu->Append(wxID_COPY, _("&Copy"));
1036         m_privateContextMenu->Append(wxID_PASTE, _("&Paste"));
1037         m_privateContextMenu->Append(wxID_CLEAR, _("&Delete"));
1038         m_privateContextMenu->AppendSeparator();
1039         m_privateContextMenu->Append(wxID_SELECTALL, _("Select &All"));
1040     }
1041
1042     if (m_privateContextMenu != NULL)
1043         PopupMenu(m_privateContextMenu);
1044 }
1045
1046 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
1047 {
1048     if ( !GetPeer()->SetupCursor( pt ) )
1049         return wxWindow::MacSetupCursor( pt ) ;
1050     else
1051         return true ;
1052 }
1053
1054 #if !TARGET_API_MAC_OSX
1055
1056 // user pane implementation
1057
1058 void wxTextCtrl::MacControlUserPaneDrawProc(wxInt16 part)
1059 {
1060     GetPeer()->MacControlUserPaneDrawProc( part ) ;
1061 }
1062
1063 wxInt16 wxTextCtrl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
1064 {
1065     return GetPeer()->MacControlUserPaneHitTestProc( x , y ) ;
1066 }
1067
1068 wxInt16 wxTextCtrl::MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc)
1069 {
1070     return GetPeer()->MacControlUserPaneTrackingProc( x , y , actionProc ) ;
1071 }
1072
1073 void wxTextCtrl::MacControlUserPaneIdleProc()
1074 {
1075     GetPeer()->MacControlUserPaneIdleProc( ) ;
1076 }
1077
1078 wxInt16 wxTextCtrl::MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
1079 {
1080     return GetPeer()->MacControlUserPaneKeyDownProc( keyCode , charCode , modifiers ) ;
1081 }
1082
1083 void wxTextCtrl::MacControlUserPaneActivateProc(bool activating)
1084 {
1085     GetPeer()->MacControlUserPaneActivateProc( activating ) ;
1086 }
1087
1088 wxInt16 wxTextCtrl::MacControlUserPaneFocusProc(wxInt16 action)
1089 {
1090     return GetPeer()->MacControlUserPaneFocusProc( action ) ;
1091 }
1092
1093 void wxTextCtrl::MacControlUserPaneBackgroundProc(void* info)
1094 {
1095     GetPeer()->MacControlUserPaneBackgroundProc( info ) ;
1096 }
1097
1098 #endif
1099
1100 // ----------------------------------------------------------------------------
1101 // implementation base class
1102 // ----------------------------------------------------------------------------
1103
1104 wxMacTextControl::wxMacTextControl(wxTextCtrl* peer) :
1105     wxMacControl( peer )
1106 {
1107 }
1108
1109 wxMacTextControl::~wxMacTextControl()
1110 {
1111 }
1112
1113 void wxMacTextControl::SetStyle(long WXUNUSED(start),
1114                                 long WXUNUSED(end),
1115                                 const wxTextAttr& WXUNUSED(style))
1116 {
1117 }
1118
1119 void wxMacTextControl::Copy()
1120 {
1121 }
1122
1123 void wxMacTextControl::Cut()
1124 {
1125 }
1126
1127 void wxMacTextControl::Paste()
1128 {
1129 }
1130
1131 bool wxMacTextControl::CanPaste() const
1132 {
1133     return false ;
1134 }
1135
1136 void wxMacTextControl::SetEditable(bool WXUNUSED(editable))
1137 {
1138 }
1139
1140 wxTextPos wxMacTextControl::GetLastPosition() const
1141 {
1142     return GetStringValue().length() ;
1143 }
1144
1145 void wxMacTextControl::Replace( long from , long to , const wxString &val )
1146 {
1147     SetSelection( from , to ) ;
1148     WriteText( val ) ;
1149 }
1150
1151 void wxMacTextControl::Remove( long from , long to )
1152 {
1153     SetSelection( from , to ) ;
1154     WriteText( wxEmptyString) ;
1155 }
1156
1157 void wxMacTextControl::Clear()
1158 {
1159     SetStringValue( wxEmptyString ) ;
1160 }
1161
1162 bool wxMacTextControl::CanUndo() const
1163 {
1164     return false ;
1165 }
1166
1167 void wxMacTextControl::Undo()
1168 {
1169 }
1170
1171 bool wxMacTextControl::CanRedo()  const
1172 {
1173     return false ;
1174 }
1175
1176 void wxMacTextControl::Redo()
1177 {
1178 }
1179
1180 long wxMacTextControl::XYToPosition(long WXUNUSED(x), long WXUNUSED(y)) const
1181 {
1182     return 0 ;
1183 }
1184
1185 bool wxMacTextControl::PositionToXY(long WXUNUSED(pos),
1186                                     long *WXUNUSED(x),
1187                                     long *WXUNUSED(y)) const
1188 {
1189     return false ;
1190 }
1191
1192 void wxMacTextControl::ShowPosition( long WXUNUSED(pos) )
1193 {
1194 }
1195
1196 int wxMacTextControl::GetNumberOfLines() const
1197 {
1198     ItemCount lines = 0 ;
1199     wxString content = GetStringValue() ;
1200     lines = 1;
1201
1202     for (size_t i = 0; i < content.length() ; i++)
1203     {
1204         if (content[i] == '\r')
1205             lines++;
1206     }
1207
1208     return lines ;
1209 }
1210
1211 wxString wxMacTextControl::GetLineText(long lineNo) const
1212 {
1213     // TODO: change this if possible to reflect real lines
1214     wxString content = GetStringValue() ;
1215
1216     // Find line first
1217     int count = 0;
1218     for (size_t i = 0; i < content.length() ; i++)
1219     {
1220         if (count == lineNo)
1221         {
1222             // Add chars in line then
1223             wxString tmp;
1224
1225             for (size_t j = i; j < content.length(); j++)
1226             {
1227                 if (content[j] == '\n')
1228                     return tmp;
1229
1230                 tmp += content[j];
1231             }
1232
1233             return tmp;
1234         }
1235
1236         if (content[i] == '\n')
1237             count++;
1238     }
1239
1240     return wxEmptyString ;
1241 }
1242
1243 int wxMacTextControl::GetLineLength(long lineNo) const
1244 {
1245     // TODO: change this if possible to reflect real lines
1246     wxString content = GetStringValue() ;
1247
1248     // Find line first
1249     int count = 0;
1250     for (size_t i = 0; i < content.length() ; i++)
1251     {
1252         if (count == lineNo)
1253         {
1254             // Count chars in line then
1255             count = 0;
1256             for (size_t j = i; j < content.length(); j++)
1257             {
1258                 count++;
1259                 if (content[j] == '\n')
1260                     return count;
1261             }
1262
1263             return count;
1264         }
1265
1266         if (content[i] == '\n')
1267             count++;
1268     }
1269
1270     return 0 ;
1271 }
1272
1273 // ----------------------------------------------------------------------------
1274 // standard unicode control implementation
1275 // ----------------------------------------------------------------------------
1276
1277 #if TARGET_API_MAC_OSX
1278
1279 // the current unicode textcontrol implementation has a bug : only if the control
1280 // is currently having the focus, the selection can be retrieved by the corresponding
1281 // data tag. So we have a mirroring using a member variable
1282 // TODO : build event table using virtual member functions for wxMacControl
1283
1284 static const EventTypeSpec unicodeTextControlEventList[] =
1285 {
1286     { kEventClassControl , kEventControlSetFocusPart } ,
1287 } ;
1288
1289 static pascal OSStatus wxMacUnicodeTextControlControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1290 {
1291     OSStatus result = eventNotHandledErr ;
1292     wxMacUnicodeTextControl* focus = (wxMacUnicodeTextControl*) data ;
1293     wxMacCarbonEvent cEvent( event ) ;
1294
1295     switch ( GetEventKind( event ) )
1296     {
1297         case kEventControlSetFocusPart :
1298         {
1299             ControlPartCode controlPart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode );
1300             if ( controlPart == kControlFocusNoPart )
1301             {
1302                 // about to loose focus -> store selection to field
1303                 focus->GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1304             }
1305             result = CallNextEventHandler(handler,event) ;
1306             if ( controlPart != kControlFocusNoPart )
1307             {
1308                 // about to gain focus -> set selection from field
1309                 focus->SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1310             }
1311             break;
1312         }
1313         default:
1314             break ;
1315     }
1316
1317     return result ;
1318 }
1319
1320 static pascal OSStatus wxMacUnicodeTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1321 {
1322     OSStatus result = eventNotHandledErr ;
1323
1324     switch ( GetEventClass( event ) )
1325     {
1326         case kEventClassControl :
1327             result = wxMacUnicodeTextControlControlEventHandler( handler , event , data ) ;
1328             break ;
1329
1330         default :
1331             break ;
1332     }
1333     return result ;
1334 }
1335
1336 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacUnicodeTextControlEventHandler )
1337
1338 wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxTextCtrl *wxPeer ) : wxMacTextControl( wxPeer )
1339 {
1340 }
1341
1342 wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
1343     const wxString& str,
1344     const wxPoint& pos,
1345     const wxSize& size, long style )
1346     : wxMacTextControl( wxPeer )
1347 {
1348     Create( wxPeer, str, pos, size, style );
1349 }
1350
1351 bool wxMacUnicodeTextControl::Create( wxTextCtrl *wxPeer,
1352     const wxString& str,
1353     const wxPoint& pos,
1354     const wxSize& size, long style )
1355 {
1356     m_font = wxPeer->GetFont() ;
1357     m_windowStyle = style ;
1358     m_selection.selStart = m_selection.selEnd = 0;
1359     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
1360     wxString st = str ;
1361     wxMacConvertNewlines10To13( &st ) ;
1362     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
1363     CFStringRef cfr = cf ;
1364
1365     m_valueTag = kControlEditTextCFStringTag ;
1366     CreateControl( wxPeer, &bounds, cfr );
1367
1368     if ( !(m_windowStyle & wxTE_MULTILINE) )
1369         SetData<Boolean>( kControlEditTextPart , kControlEditTextSingleLineTag , true ) ;
1370
1371     InstallControlEventHandler( m_controlRef , GetwxMacUnicodeTextControlEventHandlerUPP(),
1372                                 GetEventTypeCount(unicodeTextControlEventList), unicodeTextControlEventList, this,
1373                                 NULL);
1374
1375     return true;
1376 }
1377
1378 wxMacUnicodeTextControl::~wxMacUnicodeTextControl()
1379 {
1380 }
1381
1382 void wxMacUnicodeTextControl::VisibilityChanged(bool shown)
1383 {
1384     if ( !(m_windowStyle & wxTE_MULTILINE) && shown )
1385     {
1386         // work around a refresh issue insofar as not always the entire content is shown,
1387         // even if this would be possible
1388         ControlEditTextSelectionRec sel ;
1389         CFStringRef value = NULL ;
1390
1391         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1392         verify_noerr( GetData<CFStringRef>( 0, m_valueTag, &value ) );
1393         verify_noerr( SetData<CFStringRef>( 0, m_valueTag, &value ) );
1394         verify_noerr( SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1395
1396         CFRelease( value ) ;
1397     }
1398 }
1399
1400 wxString wxMacUnicodeTextControl::GetStringValue() const
1401 {
1402     wxString result ;
1403     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1404     if ( value )
1405     {
1406         wxMacCFStringHolder cf(value) ;
1407         result = cf.AsString() ;
1408     }
1409
1410 #if '\n' == 10
1411     wxMacConvertNewlines13To10( &result ) ;
1412 #else
1413     wxMacConvertNewlines10To13( &result ) ;
1414 #endif
1415
1416     return result ;
1417 }
1418
1419 void wxMacUnicodeTextControl::SetStringValue( const wxString &str )
1420 {
1421     wxString st = str ;
1422     wxMacConvertNewlines10To13( &st ) ;
1423     wxMacCFStringHolder cf( st , m_font.GetEncoding() ) ;
1424     verify_noerr( SetData<CFStringRef>( 0, m_valueTag , cf ) ) ;
1425 }
1426
1427 void wxMacUnicodeTextControl::CreateControl( wxTextCtrl* peer, const Rect* bounds, CFStringRef cfr )
1428 {
1429     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;
1430     if ( isPassword )
1431     {
1432         m_valueTag = kControlEditTextPasswordCFStringTag ;
1433     }
1434     OSStatus err = CreateEditUnicodeTextControl(
1435         MAC_WXHWND(peer->MacGetTopLevelWindowRef()), bounds , cfr ,
1436         isPassword , NULL , &m_controlRef ) ;
1437     verify_noerr( err );
1438 }
1439
1440 void wxMacUnicodeTextControl::Copy()
1441 {
1442     SendHICommand( kHICommandCopy ) ;
1443 }
1444
1445 void wxMacUnicodeTextControl::Cut()
1446 {
1447     SendHICommand( kHICommandCut ) ;
1448 }
1449
1450 void wxMacUnicodeTextControl::Paste()
1451 {
1452     SendHICommand( kHICommandPaste ) ;
1453 }
1454
1455 bool wxMacUnicodeTextControl::CanPaste() const
1456 {
1457     return true ;
1458 }
1459
1460 void wxMacUnicodeTextControl::SetEditable(bool WXUNUSED(editable))
1461 {
1462 #if 0 // leads to problem because text cannot be selected anymore
1463     SetData<Boolean>( kControlEditTextPart , kControlEditTextLockedTag , (Boolean) !editable ) ;
1464 #endif
1465 }
1466
1467 void wxMacUnicodeTextControl::GetSelection( long* from, long* to ) const
1468 {
1469     ControlEditTextSelectionRec sel ;
1470     if (HasFocus())
1471         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ) ;
1472     else
1473         sel = m_selection ;
1474
1475     if ( from )
1476         *from = sel.selStart ;
1477     if ( to )
1478         *to = sel.selEnd ;
1479 }
1480
1481 void wxMacUnicodeTextControl::SetSelection( long from , long to )
1482 {
1483     ControlEditTextSelectionRec sel ;
1484     wxString result ;
1485     int textLength = 0 ;
1486     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1487     if ( value )
1488     {
1489         wxMacCFStringHolder cf(value) ;
1490         textLength = cf.AsString().length() ;
1491     }
1492
1493     if ((from == -1) && (to == -1))
1494     {
1495         from = 0 ;
1496         to = textLength ;
1497     }
1498     else
1499     {
1500         from = wxMin(textLength,wxMax(from,0)) ;
1501         to = wxMax(0,wxMin(textLength,to)) ;
1502     }
1503
1504     sel.selStart = from ;
1505     sel.selEnd = to ;
1506     if ( HasFocus() )
1507         SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ;
1508     else
1509         m_selection = sel;
1510 }
1511
1512 void wxMacUnicodeTextControl::WriteText( const wxString& str )
1513 {
1514     wxString st = str ;
1515     wxMacConvertNewlines10To13( &st ) ;
1516
1517     if ( HasFocus() )
1518     {
1519         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
1520         CFStringRef value = cf ;
1521         SetData<CFStringRef>( 0, kControlEditTextInsertCFStringRefTag, &value );
1522     }
1523     else
1524     {
1525         wxString val = GetStringValue() ;
1526         long start , end ;
1527         GetSelection( &start , &end ) ;
1528         val.Remove( start , end - start ) ;
1529         val.insert( start , str ) ;
1530         SetStringValue( val ) ;
1531         SetSelection( start + str.length() , start + str.length() ) ;
1532     }
1533 }
1534
1535 #endif
1536
1537 // ----------------------------------------------------------------------------
1538 // MLTE control implementation (common part)
1539 // ----------------------------------------------------------------------------
1540
1541 // if MTLE is read only, no changes at all are allowed, not even from
1542 // procedural API, in order to allow changes via API all the same we must undo
1543 // the readonly status while we are executing, this class helps to do so
1544
1545 class wxMacEditHelper
1546 {
1547 public :
1548     wxMacEditHelper( TXNObject txn )
1549     {
1550         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1551         m_txn = txn ;
1552         TXNGetTXNObjectControls( m_txn , 1 , tag , m_data ) ;
1553         if ( m_data[0].uValue == kTXNReadOnly )
1554         {
1555             TXNControlData data[] = { { kTXNReadWrite } } ;
1556             TXNSetTXNObjectControls( m_txn , false , 1 , tag , data ) ;
1557         }
1558     }
1559
1560     ~wxMacEditHelper()
1561     {
1562         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1563         if ( m_data[0].uValue == kTXNReadOnly )
1564             TXNSetTXNObjectControls( m_txn , false , 1 , tag , m_data ) ;
1565     }
1566
1567 protected :
1568     TXNObject m_txn ;
1569     TXNControlData m_data[1] ;
1570 } ;
1571
1572 wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer )
1573     : wxMacTextControl( peer )
1574 {
1575     SetNeedsFocusRect( true ) ;
1576 }
1577
1578 wxString wxMacMLTEControl::GetStringValue() const
1579 {
1580     wxString result ;
1581     OSStatus err ;
1582     Size actualSize = 0;
1583
1584     {
1585 #if wxUSE_UNICODE
1586         Handle theText ;
1587         err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNUnicodeTextData );
1588
1589         // all done
1590         if ( err != noErr )
1591         {
1592             actualSize = 0 ;
1593         }
1594         else
1595         {
1596             actualSize = GetHandleSize( theText ) / sizeof(UniChar) ;
1597             if ( actualSize > 0 )
1598             {
1599                 wxChar *ptr = NULL ;
1600
1601 #if SIZEOF_WCHAR_T == 2
1602                 ptr = new wxChar[actualSize + 1] ;
1603                 wxStrncpy( ptr , (wxChar*)(*theText) , actualSize ) ;
1604 #else
1605                 SetHandleSize( theText, (actualSize + 1) * sizeof(UniChar) ) ;
1606                 HLock( theText ) ;
1607                 (((UniChar*)*theText)[actualSize]) = 0 ;
1608                 wxMBConvUTF16 converter ;
1609                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
1610                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Unable to count the number of characters in this string!") );
1611                 ptr = new wxChar[noChars + 1] ;
1612
1613                 noChars = converter.MB2WC( ptr , (const char*)*theText , noChars + 1 ) ;
1614                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Conversion of string failed!") );
1615                 ptr[noChars] = 0 ;
1616                 HUnlock( theText ) ;
1617 #endif
1618
1619                 ptr[actualSize] = 0 ;
1620                 result = wxString( ptr ) ;
1621                 delete [] ptr ;
1622             }
1623
1624             DisposeHandle( theText ) ;
1625         }
1626 #else
1627         Handle theText ;
1628         err = TXNGetDataEncoded( m_txn , kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1629
1630         // all done
1631         if ( err != noErr )
1632         {
1633             actualSize = 0 ;
1634         }
1635         else
1636         {
1637             actualSize = GetHandleSize( theText ) ;
1638             if ( actualSize > 0 )
1639             {
1640                 HLock( theText ) ;
1641                 result = wxString( *theText , wxConvLocal , actualSize ) ;
1642                 HUnlock( theText ) ;
1643             }
1644
1645             DisposeHandle( theText ) ;
1646         }
1647 #endif
1648     }
1649
1650 #if '\n' == 10
1651     wxMacConvertNewlines13To10( &result ) ;
1652 #else
1653     wxMacConvertNewlines10To13( &result ) ;
1654 #endif
1655
1656     return result ;
1657 }
1658
1659 void wxMacMLTEControl::SetStringValue( const wxString &str )
1660 {
1661     wxString st = str;
1662     wxMacConvertNewlines10To13( &st );
1663
1664     {
1665 #ifndef __LP64__
1666         wxMacWindowClipper c( m_peer ) ;
1667 #endif
1668
1669         {
1670             wxMacEditHelper help( m_txn );
1671             SetTXNData( st, kTXNStartOffset, kTXNEndOffset );
1672         }
1673
1674         TXNSetSelection( m_txn, 0, 0 );
1675         TXNShowSelection( m_txn, kTXNShowStart );
1676     }
1677 }
1678
1679 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
1680 {
1681     TXNFrameOptions frameOptions = kTXNDontDrawCaretWhenInactiveMask;
1682
1683     frameOptions |= kTXNDoFontSubstitutionMask;
1684
1685     if ( ! (wxStyle & wxTE_NOHIDESEL) )
1686         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
1687
1688     if ( wxStyle & (wxHSCROLL | wxTE_DONTWRAP) )
1689         frameOptions |= kTXNWantHScrollBarMask ;
1690
1691     if ( wxStyle & wxTE_MULTILINE )
1692     {
1693         frameOptions |= kTXNAlwaysWrapAtViewEdgeMask ;
1694
1695         if ( !(wxStyle & wxTE_NO_VSCROLL) )
1696         {
1697             frameOptions |= kTXNWantVScrollBarMask ;
1698
1699             // The following code causes drawing problems on 10.4. Perhaps it can be restored for
1700             // older versions of the OS, but I'm not sure it's appropriate to put a grow icon here
1701             // anyways, as AFAIK users can't actually use it to resize the text ctrl.
1702 //            if ( frameOptions & kTXNWantHScrollBarMask )
1703 //                frameOptions |= kTXNDrawGrowIconMask ;
1704         }
1705     }
1706     else
1707     {
1708         frameOptions |= kTXNSingleLineOnlyMask ;
1709     }
1710
1711     return frameOptions ;
1712 }
1713
1714 void wxMacMLTEControl::AdjustCreationAttributes(const wxColour &background,
1715                                                 bool WXUNUSED(visible))
1716 {
1717     TXNControlTag iControlTags[] =
1718         {
1719             kTXNDoFontSubstitution,
1720             kTXNWordWrapStateTag ,
1721         };
1722     TXNControlData iControlData[] =
1723         {
1724             { true },
1725             { kTXNNoAutoWrap },
1726         };
1727
1728     int toptag = WXSIZEOF( iControlTags ) ;
1729
1730     if ( m_windowStyle & wxTE_MULTILINE )
1731     {
1732         iControlData[1].uValue =
1733             (m_windowStyle & wxTE_DONTWRAP)
1734             ? kTXNNoAutoWrap
1735             : kTXNAutoWrap;
1736     }
1737
1738     OSStatus err = TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) ;
1739     verify_noerr( err );
1740
1741     // setting the default font:
1742     // under 10.2 this causes a visible caret, therefore we avoid it
1743
1744     if ( UMAGetSystemVersion() >= 0x1030 )
1745     {
1746         Str255 fontName ;
1747         SInt16 fontSize ;
1748         Style fontStyle ;
1749
1750         GetThemeFont( kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1751
1752         TXNTypeAttributes typeAttr[] =
1753         {
1754             { kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
1755             { kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
1756             { kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , { (void*) normal } } ,
1757         } ;
1758
1759         err = TXNSetTypeAttributes(
1760             m_txn, sizeof(typeAttr) / sizeof(TXNTypeAttributes),
1761             typeAttr, kTXNStartOffset, kTXNEndOffset );
1762         verify_noerr( err );
1763     }
1764
1765     if ( m_windowStyle & wxTE_PASSWORD )
1766     {
1767         UniChar c = 0x00A5 ;
1768         err = TXNEchoMode( m_txn , c , 0 , true );
1769         verify_noerr( err );
1770     }
1771
1772     TXNBackground tback;
1773     tback.bgType = kTXNBackgroundTypeRGB;
1774     tback.bg.color = MAC_WXCOLORREF( background.GetPixel() );
1775     TXNSetBackground( m_txn , &tback );
1776
1777 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
1778     if ( UMAGetSystemVersion() >= 0x1040 )
1779     {
1780         TXNCommandEventSupportOptions options ;
1781         if ( TXNGetCommandEventSupport( m_txn, &options ) == noErr )
1782         {
1783             options |=
1784                 kTXNSupportEditCommandProcessing
1785                 | kTXNSupportEditCommandUpdating
1786                 | kTXNSupportFontCommandProcessing
1787                 | kTXNSupportFontCommandUpdating;
1788
1789             // only spell check when not read-only
1790             // use system options for the default
1791             bool checkSpelling = false ;
1792             if ( !(m_windowStyle & wxTE_READONLY) )
1793             {
1794 #if wxUSE_SYSTEM_OPTIONS
1795                 if ( wxSystemOptions::HasOption( wxMAC_TEXTCONTROL_USE_SPELL_CHECKER ) && (wxSystemOptions::GetOptionInt( wxMAC_TEXTCONTROL_USE_SPELL_CHECKER ) == 1) )
1796                 {
1797                     checkSpelling = true ;
1798                 }
1799 #endif
1800             }
1801
1802             if ( checkSpelling )
1803                 options |=
1804                     kTXNSupportSpellCheckCommandProcessing
1805                     | kTXNSupportSpellCheckCommandUpdating;
1806
1807             TXNSetCommandEventSupport( m_txn , options ) ;
1808         }
1809     }
1810 #endif
1811 }
1812
1813 void wxMacMLTEControl::SetBackground( const wxBrush &brush )
1814 {
1815     // currently only solid background are supported
1816     TXNBackground tback;
1817
1818     tback.bgType = kTXNBackgroundTypeRGB;
1819     tback.bg.color = MAC_WXCOLORREF( brush.GetColour().GetPixel() );
1820     TXNSetBackground( m_txn , &tback );
1821 }
1822
1823 void wxMacMLTEControl::TXNSetAttribute( const wxTextAttr& style , long from , long to )
1824 {
1825     TXNTypeAttributes typeAttr[4] ;
1826     RGBColor color ;
1827     size_t typeAttrCount = 0 ;
1828
1829     TXNMargins margins;
1830     TXNControlTag    controlTags[4];
1831     TXNControlData   controlData[4];
1832     size_t controlAttrCount = 0;
1833
1834     TXNTab* tabs = NULL;
1835
1836     bool relayout = false;
1837
1838     if ( style.HasFont() )
1839     {
1840         wxASSERT( typeAttrCount < WXSIZEOF(typeAttr) );
1841         const wxFont &font = style.GetFont() ;
1842         typeAttr[typeAttrCount].tag = kTXNATSUIStyle ;
1843         typeAttr[typeAttrCount].size = kTXNATSUIStyleSize ;
1844         typeAttr[typeAttrCount].data.dataPtr = font.MacGetATSUStyle() ;
1845         typeAttrCount++ ;
1846     }
1847
1848     if ( style.HasTextColour() )
1849     {
1850         wxASSERT( typeAttrCount < WXSIZEOF(typeAttr) );
1851         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
1852
1853         typeAttr[typeAttrCount].tag = kTXNQDFontColorAttribute ;
1854         typeAttr[typeAttrCount].size = kTXNQDFontColorAttributeSize ;
1855         typeAttr[typeAttrCount].data.dataPtr = (void*) &color ;
1856         typeAttrCount++ ;
1857     }
1858
1859     if ( style.HasAlignment() )
1860     {
1861         wxASSERT( controlAttrCount < WXSIZEOF(controlTags) );
1862         SInt32 align;
1863
1864         switch ( style.GetAlignment() )
1865         {
1866             case wxTEXT_ALIGNMENT_LEFT:
1867                 align = kTXNFlushLeft;
1868                 break;
1869             case wxTEXT_ALIGNMENT_CENTRE:
1870                 align = kTXNCenter;
1871                 break;
1872             case wxTEXT_ALIGNMENT_RIGHT:
1873                 align = kTXNFlushRight;
1874                 break;
1875             case wxTEXT_ALIGNMENT_JUSTIFIED:
1876                 align = kTXNFullJust;
1877                 break;
1878             default :
1879             case wxTEXT_ALIGNMENT_DEFAULT:
1880                 align = kTXNFlushDefault;
1881                 break;
1882         }
1883
1884         controlTags[controlAttrCount] = kTXNJustificationTag ;
1885         controlData[controlAttrCount].sValue = align ;
1886         controlAttrCount++ ;
1887     }
1888
1889     if ( style.HasLeftIndent() || style.HasRightIndent() )
1890     {
1891         wxASSERT( controlAttrCount < WXSIZEOF(controlTags) );
1892         controlTags[controlAttrCount] = kTXNMarginsTag;
1893         controlData[controlAttrCount].marginsPtr = &margins;
1894         verify_noerr( TXNGetTXNObjectControls (m_txn, 1 ,
1895                                 &controlTags[controlAttrCount], &controlData[controlAttrCount]) );
1896         if ( style.HasLeftIndent() )
1897         {
1898             margins.leftMargin = style.GetLeftIndent() / 254.0 * 72 + 0.5;
1899         }
1900         if ( style.HasRightIndent() )
1901         {
1902             margins.rightMargin = style.GetRightIndent() / 254.0 * 72 + 0.5;
1903         }
1904         controlAttrCount++ ;
1905     }
1906
1907     if ( style.HasTabs() )
1908     {
1909         const wxArrayInt& tabarray = style.GetTabs();
1910         // unfortunately Mac only applies a tab distance, not individually different tabs
1911         controlTags[controlAttrCount] = kTXNTabSettingsTag;
1912         if ( tabarray.size() > 0 )
1913             controlData[controlAttrCount].tabValue.value = tabarray[0] / 254.0 * 72 + 0.5;
1914         else
1915             controlData[controlAttrCount].tabValue.value = 72 ;
1916
1917         controlData[controlAttrCount].tabValue.tabType = kTXNLeftTab;
1918         controlAttrCount++ ;
1919     }
1920
1921     // unfortunately the relayout is not automatic
1922     if ( controlAttrCount > 0 )
1923     {
1924         verify_noerr( TXNSetTXNObjectControls (m_txn, false /* don't clear all */, controlAttrCount,
1925                                 controlTags, controlData) );
1926         relayout = true;
1927     }
1928
1929     if ( typeAttrCount > 0 )
1930     {
1931         verify_noerr( TXNSetTypeAttributes( m_txn , typeAttrCount, typeAttr, from , to ) );
1932         relayout = true;
1933     }
1934
1935     if ( tabs != NULL )
1936     {
1937         delete[] tabs;
1938     }
1939
1940     if ( relayout )
1941     {
1942         TXNRecalcTextLayout( m_txn );
1943     }
1944 }
1945
1946 void wxMacMLTEControl::SetFont(const wxFont & font,
1947                                const wxColour& foreground,
1948                                long WXUNUSED(windowStyle))
1949 {
1950     wxMacEditHelper help( m_txn ) ;
1951     TXNSetAttribute( wxTextAttr( foreground, wxNullColour, font ), kTXNStartOffset, kTXNEndOffset ) ;
1952 }
1953
1954 void wxMacMLTEControl::SetStyle( long start, long end, const wxTextAttr& style )
1955 {
1956     wxMacEditHelper help( m_txn ) ;
1957     TXNSetAttribute( style, start, end ) ;
1958 }
1959
1960 void wxMacMLTEControl::Copy()
1961 {
1962     TXNCopy( m_txn );
1963 }
1964
1965 void wxMacMLTEControl::Cut()
1966 {
1967     TXNCut( m_txn );
1968 }
1969
1970 void wxMacMLTEControl::Paste()
1971 {
1972     TXNPaste( m_txn );
1973 }
1974
1975 bool wxMacMLTEControl::CanPaste() const
1976 {
1977     return TXNIsScrapPastable() ;
1978 }
1979
1980 void wxMacMLTEControl::SetEditable(bool editable)
1981 {
1982     TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1983     TXNControlData data[] = { { editable ? kTXNReadWrite : kTXNReadOnly } } ;
1984     TXNSetTXNObjectControls( m_txn, false, WXSIZEOF(tag), tag, data ) ;
1985 }
1986
1987 wxTextPos wxMacMLTEControl::GetLastPosition() const
1988 {
1989     wxTextPos actualsize = 0 ;
1990
1991     Handle theText ;
1992     OSErr err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1993
1994     // all done
1995     if ( err == noErr )
1996     {
1997         actualsize = GetHandleSize( theText ) ;
1998         DisposeHandle( theText ) ;
1999     }
2000     else
2001     {
2002         actualsize = 0 ;
2003     }
2004
2005     return actualsize ;
2006 }
2007
2008 void wxMacMLTEControl::Replace( long from , long to , const wxString &str )
2009 {
2010     wxString value = str ;
2011     wxMacConvertNewlines10To13( &value ) ;
2012
2013     wxMacEditHelper help( m_txn ) ;
2014 #ifndef __LP64__
2015     wxMacWindowClipper c( m_peer ) ;
2016 #endif
2017
2018     TXNSetSelection( m_txn, from, to ) ;
2019     TXNClear( m_txn ) ;
2020     SetTXNData( value, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2021 }
2022
2023 void wxMacMLTEControl::Remove( long from , long to )
2024 {
2025 #ifndef __LP64__
2026     wxMacWindowClipper c( m_peer ) ;
2027 #endif
2028     wxMacEditHelper help( m_txn ) ;
2029     TXNSetSelection( m_txn , from , to ) ;
2030     TXNClear( m_txn ) ;
2031 }
2032
2033 void wxMacMLTEControl::GetSelection( long* from, long* to) const
2034 {
2035     TXNOffset f,t ;
2036     TXNGetSelection( m_txn , &f , &t ) ;
2037     *from = f;
2038     *to = t;
2039 }
2040
2041 void wxMacMLTEControl::SetSelection( long from , long to )
2042 {
2043 #ifndef __LP64__
2044     wxMacWindowClipper c( m_peer ) ;
2045 #endif
2046
2047     // change the selection
2048     if ((from == -1) && (to == -1))
2049         TXNSelectAll( m_txn );
2050     else
2051         TXNSetSelection( m_txn, from, to );
2052
2053     TXNShowSelection( m_txn, kTXNShowStart );
2054 }
2055
2056 void wxMacMLTEControl::WriteText( const wxString& str )
2057 {
2058     wxString st = str ;
2059     wxMacConvertNewlines10To13( &st ) ;
2060
2061     long start , end , dummy ;
2062
2063     GetSelection( &start , &dummy ) ;
2064 #ifndef __LP64__
2065     wxMacWindowClipper c( m_peer ) ;
2066 #endif
2067
2068     {
2069         wxMacEditHelper helper( m_txn ) ;
2070         SetTXNData( st, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2071     }
2072
2073     GetSelection( &dummy, &end ) ;
2074
2075     // TODO: SetStyle( start , end , GetDefaultStyle() ) ;
2076 }
2077
2078 void wxMacMLTEControl::Clear()
2079 {
2080 #ifndef __LP64__
2081     wxMacWindowClipper c( m_peer ) ;
2082 #endif
2083     wxMacEditHelper st( m_txn ) ;
2084     TXNSetSelection( m_txn , kTXNStartOffset , kTXNEndOffset ) ;
2085     TXNClear( m_txn ) ;
2086 }
2087
2088 bool wxMacMLTEControl::CanUndo() const
2089 {
2090     return TXNCanUndo( m_txn , NULL ) ;
2091 }
2092
2093 void wxMacMLTEControl::Undo()
2094 {
2095     TXNUndo( m_txn ) ;
2096 }
2097
2098 bool wxMacMLTEControl::CanRedo() const
2099 {
2100     return TXNCanRedo( m_txn , NULL ) ;
2101 }
2102
2103 void wxMacMLTEControl::Redo()
2104 {
2105     TXNRedo( m_txn ) ;
2106 }
2107
2108 int wxMacMLTEControl::GetNumberOfLines() const
2109 {
2110     ItemCount lines = 0 ;
2111     TXNGetLineCount( m_txn, &lines ) ;
2112
2113     return lines ;
2114 }
2115
2116 long wxMacMLTEControl::XYToPosition(long x, long y) const
2117 {
2118     Point curpt ;
2119     wxTextPos lastpos ;
2120
2121     // TODO: find a better implementation : while we can get the
2122     // line metrics of a certain line, we don't get its starting
2123     // position, so it would probably be rather a binary search
2124     // for the start position
2125     long xpos = 0, ypos = 0 ;
2126     int lastHeight = 0 ;
2127     ItemCount n ;
2128
2129     lastpos = GetLastPosition() ;
2130     for ( n = 0 ; n <= (ItemCount) lastpos ; ++n )
2131     {
2132         if ( y == ypos && x == xpos )
2133             return n ;
2134
2135         TXNOffsetToPoint( m_txn, n, &curpt ) ;
2136
2137         if ( curpt.v > lastHeight )
2138         {
2139             xpos = 0 ;
2140             if ( n > 0 )
2141                 ++ypos ;
2142
2143             lastHeight = curpt.v ;
2144         }
2145         else
2146             ++xpos ;
2147     }
2148
2149     return 0 ;
2150 }
2151
2152 bool wxMacMLTEControl::PositionToXY( long pos, long *x, long *y ) const
2153 {
2154     Point curpt ;
2155     wxTextPos lastpos ;
2156
2157     if ( y )
2158         *y = 0 ;
2159     if ( x )
2160         *x = 0 ;
2161
2162     lastpos = GetLastPosition() ;
2163     if ( pos <= lastpos )
2164     {
2165         // TODO: find a better implementation - while we can get the
2166         // line metrics of a certain line, we don't get its starting
2167         // position, so it would probably be rather a binary search
2168         // for the start position
2169         long xpos = 0, ypos = 0 ;
2170         int lastHeight = 0 ;
2171         ItemCount n ;
2172
2173         for ( n = 0 ; n <= (ItemCount) pos ; ++n )
2174         {
2175             TXNOffsetToPoint( m_txn, n, &curpt ) ;
2176
2177             if ( curpt.v > lastHeight )
2178             {
2179                 xpos = 0 ;
2180                 if ( n > 0 )
2181                     ++ypos ;
2182
2183                 lastHeight = curpt.v ;
2184             }
2185             else
2186                 ++xpos ;
2187         }
2188
2189         if ( y )
2190             *y = ypos ;
2191         if ( x )
2192             *x = xpos ;
2193     }
2194
2195     return false ;
2196 }
2197
2198 void wxMacMLTEControl::ShowPosition( long pos )
2199 {
2200     Point current, desired ;
2201     TXNOffset selstart, selend;
2202
2203     TXNGetSelection( m_txn, &selstart, &selend );
2204     TXNOffsetToPoint( m_txn, selstart, &current );
2205     TXNOffsetToPoint( m_txn, pos, &desired );
2206
2207     // TODO: use HIPoints for 10.3 and above
2208
2209     OSErr theErr = noErr;
2210     long dv = desired.v - current.v;
2211     long dh = desired.h - current.h;
2212     TXNShowSelection( m_txn, kTXNShowStart ) ; // NB: should this be kTXNShowStart or kTXNShowEnd ??
2213     theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels, &dv, &dh );
2214
2215     // there will be an error returned for classic MLTE implementation when the control is
2216     // invisible, but HITextView works correctly, so we don't assert that one
2217     // wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );
2218 }
2219
2220 void wxMacMLTEControl::SetTXNData( const wxString& st, TXNOffset start, TXNOffset end )
2221 {
2222 #if wxUSE_UNICODE
2223 #if SIZEOF_WCHAR_T == 2
2224     size_t len = st.length() ;
2225     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)st.wc_str(), len * 2, start, end );
2226 #else
2227     wxMBConvUTF16 converter ;
2228     ByteCount byteBufferLen = converter.WC2MB( NULL, st.wc_str(), 0 ) ;
2229     UniChar *unibuf = (UniChar*)malloc( byteBufferLen ) ;
2230     converter.WC2MB( (char*)unibuf, st.wc_str(), byteBufferLen ) ;
2231     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)unibuf, byteBufferLen, start, end ) ;
2232     free( unibuf ) ;
2233 #endif
2234 #else
2235     wxCharBuffer text = st.mb_str( wxConvLocal ) ;
2236     TXNSetData( m_txn, kTXNTextData, (void*)text.data(), strlen( text ), start, end ) ;
2237 #endif
2238 }
2239
2240 wxString wxMacMLTEControl::GetLineText(long lineNo) const
2241 {
2242     wxString line ;
2243
2244     if ( lineNo < GetNumberOfLines() )
2245     {
2246         Point firstPoint;
2247         Fixed lineWidth, lineHeight, currentHeight;
2248         long ypos ;
2249
2250         // get the first possible position in the control
2251         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2252
2253         // Iterate through the lines until we reach the one we want,
2254         // adding to our current y pixel point position
2255         ypos = 0 ;
2256         currentHeight = 0;
2257         while (ypos < lineNo)
2258         {
2259             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2260             currentHeight += lineHeight;
2261         }
2262
2263         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2264         TXNOffset theOffset;
2265         TXNPointToOffset(m_txn, thePoint, &theOffset);
2266
2267         wxString content = GetStringValue() ;
2268         Point currentPoint = thePoint;
2269         while (thePoint.v == currentPoint.v && theOffset < content.length())
2270         {
2271             line += content[theOffset];
2272             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2273         }
2274     }
2275
2276     return line ;
2277 }
2278
2279 int wxMacMLTEControl::GetLineLength(long lineNo) const
2280 {
2281     int theLength = 0;
2282
2283     if ( lineNo < GetNumberOfLines() )
2284     {
2285         Point firstPoint;
2286         Fixed lineWidth, lineHeight, currentHeight;
2287         long ypos;
2288
2289         // get the first possible position in the control
2290         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2291
2292         // Iterate through the lines until we reach the one we want,
2293         // adding to our current y pixel point position
2294         ypos = 0;
2295         currentHeight = 0;
2296         while (ypos < lineNo)
2297         {
2298             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2299             currentHeight += lineHeight;
2300         }
2301
2302         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2303         TXNOffset theOffset;
2304         TXNPointToOffset(m_txn, thePoint, &theOffset);
2305
2306         wxString content = GetStringValue() ;
2307         Point currentPoint = thePoint;
2308         while (thePoint.v == currentPoint.v && theOffset < content.length())
2309         {
2310             ++theLength;
2311             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2312         }
2313     }
2314
2315     return theLength ;
2316 }
2317
2318 #if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5
2319
2320 // ----------------------------------------------------------------------------
2321 // MLTE control implementation (classic part)
2322 // ----------------------------------------------------------------------------
2323
2324 // OS X Notes : We still don't have a full replacement for MLTE, so this implementation
2325 // has to live on. We have different problems coming from outdated implementations on the
2326 // various OS X versions. Most deal with the scrollbars: they are not correctly embedded
2327 // while this can be solved on 10.3 by reassigning them the correct place, on 10.2 there is
2328 // no way out, therefore we are using our own implementation and our own scrollbars ....
2329
2330 #ifdef __WXMAC_OSX__
2331
2332 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
2333 ControlActionUPP gTXNScrollActionProc = NULL ;
2334
2335 pascal void wxMacMLTEClassicControl::TXNScrollInfoProc(
2336     SInt32 iValue, SInt32 iMaximumValue,
2337     TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon )
2338 {
2339     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
2340     SInt32 value =  wxMax( iValue , 0 ) ;
2341     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;
2342
2343     if ( iScrollBarOrientation == kTXNHorizontal )
2344     {
2345         if ( mlte->m_sbHorizontal )
2346         {
2347             SetControl32BitValue( mlte->m_sbHorizontal , value ) ;
2348             SetControl32BitMaximum( mlte->m_sbHorizontal , maximum ) ;
2349             mlte->m_lastHorizontalValue = value ;
2350         }
2351     }
2352     else if ( iScrollBarOrientation == kTXNVertical )
2353     {
2354         if ( mlte->m_sbVertical )
2355         {
2356             SetControl32BitValue( mlte->m_sbVertical , value ) ;
2357             SetControl32BitMaximum( mlte->m_sbVertical , maximum ) ;
2358             mlte->m_lastVerticalValue = value ;
2359         }
2360     }
2361 }
2362
2363 pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode )
2364 {
2365     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
2366     if ( mlte == NULL )
2367         return ;
2368
2369     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )
2370         return ;
2371
2372     OSStatus err ;
2373     bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ;
2374
2375     SInt32 minimum = 0 ;
2376     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
2377     SInt32 value = GetControl32BitValue( controlRef ) ;
2378     SInt32 delta = 0;
2379
2380     switch ( partCode )
2381     {
2382         case kControlDownButtonPart :
2383             delta = 10 ;
2384             break ;
2385
2386         case kControlUpButtonPart :
2387             delta = -10 ;
2388             break ;
2389
2390         case kControlPageDownPart :
2391             delta = GetControlViewSize( controlRef ) ;
2392             break ;
2393
2394         case kControlPageUpPart :
2395             delta = -GetControlViewSize( controlRef ) ;
2396             break ;
2397
2398         case kControlIndicatorPart :
2399             delta = value - (isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue) ;
2400             break ;
2401
2402         default :
2403             break ;
2404     }
2405
2406     if ( delta != 0 )
2407     {
2408         SInt32 newValue = value ;
2409
2410         if ( partCode != kControlIndicatorPart )
2411         {
2412             if ( value + delta < minimum )
2413                 delta = minimum - value ;
2414             if ( value + delta > maximum )
2415                 delta = maximum - value ;
2416
2417             SetControl32BitValue( controlRef , value + delta ) ;
2418             newValue = value + delta ;
2419         }
2420
2421         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
2422         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;
2423
2424         err = TXNScroll(
2425             mlte->m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
2426             &verticalDelta, &horizontalDelta );
2427         verify_noerr( err );
2428
2429         if ( isHorizontal )
2430             mlte->m_lastHorizontalValue = newValue ;
2431         else
2432             mlte->m_lastVerticalValue = newValue ;
2433     }
2434 }
2435 #endif
2436
2437 // make correct activations
2438 void wxMacMLTEClassicControl::MacActivatePaneText(bool setActive)
2439 {
2440     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2441
2442     wxMacWindowClipper clipper( textctrl ) ;
2443     TXNActivate( m_txn, m_txnFrameID, setActive );
2444
2445     ControlRef controlFocus = 0 ;
2446     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2447     if ( controlFocus == m_controlRef )
2448         TXNFocus( m_txn, setActive );
2449 }
2450
2451 void wxMacMLTEClassicControl::MacFocusPaneText(bool setFocus)
2452 {
2453     TXNFocus( m_txn, setFocus );
2454 }
2455
2456 // guards against inappropriate redraw (hidden objects drawing onto window)
2457
2458 void wxMacMLTEClassicControl::MacSetObjectVisibility(bool vis)
2459 {
2460     ControlRef controlFocus = 0 ;
2461     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2462
2463     if ( !vis && (controlFocus == m_controlRef ) )
2464         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
2465
2466     TXNControlTag iControlTags[1] = { kTXNVisibilityTag };
2467     TXNControlData iControlData[1] = { { (UInt32)false } };
2468
2469     verify_noerr( TXNGetTXNObjectControls( m_txn , 1, iControlTags, iControlData ) ) ;
2470
2471     if ( iControlData[0].uValue != vis )
2472     {
2473         iControlData[0].uValue = vis ;
2474         verify_noerr( TXNSetTXNObjectControls( m_txn, false , 1, iControlTags, iControlData ) ) ;
2475     }
2476
2477     // currently, we always clip as partial visibility (overlapped) visibility is also a problem,
2478     // if we run into further problems we might set the FrameBounds to an empty rect here
2479 }
2480
2481 // make sure that the TXNObject is at the right position
2482
2483 void wxMacMLTEClassicControl::MacUpdatePosition()
2484 {
2485     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2486     if ( textctrl == NULL )
2487         return ;
2488
2489     Rect bounds ;
2490     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2491
2492     wxRect visRect = textctrl->MacGetClippedClientRect() ;
2493     Rect visBounds = { visRect.y , visRect.x , visRect.y + visRect.height , visRect.x + visRect.width } ;
2494     int x , y ;
2495     x = y = 0 ;
2496     textctrl->MacWindowToRootWindow( &x , &y ) ;
2497     OffsetRect( &visBounds , x , y ) ;
2498
2499     if ( !EqualRect( &bounds, &m_txnControlBounds ) || !EqualRect( &visBounds, &m_txnVisBounds ) )
2500     {
2501         m_txnControlBounds = bounds ;
2502         m_txnVisBounds = visBounds ;
2503         wxMacWindowClipper cl( textctrl ) ;
2504
2505 #ifdef __WXMAC_OSX__
2506         if ( m_sbHorizontal || m_sbVertical )
2507         {
2508             int w = bounds.right - bounds.left ;
2509             int h = bounds.bottom - bounds.top ;
2510
2511             if ( m_sbHorizontal )
2512             {
2513                 Rect sbBounds ;
2514
2515                 sbBounds.left = -1 ;
2516                 sbBounds.top = h - 14 ;
2517                 sbBounds.right = w + 1 ;
2518                 sbBounds.bottom = h + 1 ;
2519
2520                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
2521                 SetControlViewSize( m_sbHorizontal , w ) ;
2522             }
2523
2524             if ( m_sbVertical )
2525             {
2526                 Rect sbBounds ;
2527
2528                 sbBounds.left = w - 14 ;
2529                 sbBounds.top = -1 ;
2530                 sbBounds.right = w + 1 ;
2531                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1 ;
2532
2533                 SetControlBounds( m_sbVertical , &sbBounds ) ;
2534                 SetControlViewSize( m_sbVertical , h ) ;
2535             }
2536         }
2537
2538         Rect oldviewRect ;
2539         TXNLongRect olddestRect ;
2540         TXNGetRectBounds( m_txn , &oldviewRect , &olddestRect , NULL ) ;
2541
2542         Rect viewRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2543             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2544             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2545         TXNLongRect destRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2546             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2547             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2548
2549         if ( olddestRect.right >= 10000 )
2550             destRect.right = destRect.left + 32000 ;
2551
2552         if ( olddestRect.bottom >= 0x20000000 )
2553             destRect.bottom = destRect.top + 0x40000000 ;
2554
2555         SectRect( &viewRect , &visBounds , &viewRect ) ;
2556         TXNSetRectBounds( m_txn , &viewRect , &destRect , true ) ;
2557
2558 #if 0
2559         TXNSetFrameBounds(
2560             m_txn,
2561             m_txnControlBounds.top,
2562             m_txnControlBounds.left,
2563             m_txnControlBounds.bottom - (m_sbHorizontal ? 14 : 0),
2564             m_txnControlBounds.right - (m_sbVertical ? 14 : 0),
2565             m_txnFrameID );
2566 #endif
2567 #else
2568
2569         TXNSetFrameBounds(
2570             m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
2571             wxMax( m_txnControlBounds.bottom, m_txnControlBounds.top ),
2572             wxMax( m_txnControlBounds.right, m_txnControlBounds.left ), m_txnFrameID );
2573 #endif
2574
2575         // the SetFrameBounds method under Classic sometimes does not correctly scroll a selection into sight after a
2576         // movement, therefore we have to force it
2577
2578         // this problem has been reported in OSX as well, so we use this here once again
2579
2580         TXNLongRect textRect ;
2581         TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;
2582         if ( textRect.left < m_txnControlBounds.left )
2583             TXNShowSelection( m_txn , kTXNShowStart ) ;
2584     }
2585 }
2586
2587 void wxMacMLTEClassicControl::SetRect( Rect *r )
2588 {
2589     wxMacControl::SetRect( r ) ;
2590     MacUpdatePosition() ;
2591 }
2592
2593 void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 WXUNUSED(thePart))
2594 {
2595     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2596     if ( textctrl == NULL )
2597         return ;
2598
2599     if ( textctrl->MacIsReallyShown() )
2600     {
2601         wxMacWindowClipper clipper( textctrl ) ;
2602         TXNDraw( m_txn , NULL ) ;
2603     }
2604 }
2605
2606 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
2607 {
2608     Point where = { y , x } ;
2609     ControlPartCode result = kControlNoPart;
2610
2611     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2612     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2613     {
2614         if (PtInRect( where, &m_txnControlBounds ))
2615         {
2616             result = kControlEditTextPart ;
2617         }
2618         else
2619         {
2620             // sometimes we get the coords also in control local coordinates, therefore test again
2621             int x = 0 , y = 0 ;
2622             textctrl->MacClientToRootWindow( &x , &y ) ;
2623             where.h += x ;
2624             where.v += y ;
2625
2626             if (PtInRect( where, &m_txnControlBounds ))
2627                 result = kControlEditTextPart ;
2628         }
2629     }
2630
2631     return result;
2632 }
2633
2634 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* WXUNUSED(actionProc) )
2635 {
2636     ControlPartCode result = kControlNoPart;
2637
2638     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2639     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2640     {
2641         Point startPt = { y , x } ;
2642
2643         // for compositing, we must convert these into toplevel window coordinates, because hittesting expects them
2644         int x = 0 , y = 0 ;
2645         textctrl->MacClientToRootWindow( &x , &y ) ;
2646         startPt.h += x ;
2647         startPt.v += y ;
2648
2649         switch (MacControlUserPaneHitTestProc( startPt.h , startPt.v ))
2650         {
2651             case kControlEditTextPart :
2652             {
2653                 wxMacWindowClipper clipper( textctrl ) ;
2654                 EventRecord rec ;
2655
2656                 ConvertEventRefToEventRecord( (EventRef) wxTheApp->MacGetCurrentEvent() , &rec ) ;
2657                 TXNClick( m_txn, &rec );
2658             }
2659                 break;
2660
2661             default :
2662                 break;
2663         }
2664     }
2665
2666     return result;
2667 }
2668
2669 void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
2670 {
2671     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2672     if ( textctrl == NULL )
2673         return ;
2674
2675     if (textctrl->MacIsReallyShown())
2676     {
2677         if (IsControlActive(m_controlRef))
2678         {
2679             Point mousep;
2680
2681             wxMacWindowClipper clipper( textctrl ) ;
2682             GetMouse(&mousep);
2683
2684             TXNIdle(m_txn);
2685
2686             if (PtInRect(mousep, &m_txnControlBounds))
2687             {
2688                 RgnHandle theRgn = NewRgn();
2689                 RectRgn(theRgn, &m_txnControlBounds);
2690                 TXNAdjustCursor(m_txn, theRgn);
2691                 DisposeRgn(theRgn);
2692             }
2693         }
2694     }
2695 }
2696
2697 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
2698 {
2699     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2700     if ( textctrl == NULL )
2701         return kControlNoPart;
2702
2703     wxMacWindowClipper clipper( textctrl ) ;
2704
2705     EventRecord ev ;
2706     memset( &ev , 0 , sizeof( ev ) ) ;
2707     ev.what = keyDown ;
2708     ev.modifiers = modifiers ;
2709     ev.message = ((keyCode << 8) & keyCodeMask) | (charCode & charCodeMask);
2710     TXNKeyDown( m_txn , &ev );
2711
2712     return kControlEntireControl;
2713 }
2714
2715 void wxMacMLTEClassicControl::MacControlUserPaneActivateProc(bool activating)
2716 {
2717     MacActivatePaneText( activating );
2718 }
2719
2720 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)
2721 {
2722     ControlPartCode focusResult = kControlFocusNoPart;
2723
2724     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2725     if ( textctrl == NULL )
2726         return focusResult;
2727
2728     wxMacWindowClipper clipper( textctrl ) ;
2729
2730     ControlRef controlFocus = NULL ;
2731     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2732     bool wasFocused = ( controlFocus == m_controlRef ) ;
2733
2734     switch (action)
2735     {
2736         case kControlFocusPrevPart:
2737         case kControlFocusNextPart:
2738             MacFocusPaneText( !wasFocused );
2739             focusResult = (!wasFocused ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart);
2740             break;
2741
2742         case kControlFocusNoPart:
2743         default:
2744             MacFocusPaneText( false );
2745             focusResult = kControlFocusNoPart;
2746             break;
2747     }
2748
2749     return focusResult;
2750 }
2751
2752 void wxMacMLTEClassicControl::MacControlUserPaneBackgroundProc( void *WXUNUSED(info) )
2753 {
2754 }
2755
2756 wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
2757     const wxString& str,
2758     const wxPoint& pos,
2759     const wxSize& size, long style )
2760     : wxMacMLTEControl( wxPeer )
2761 {
2762     m_font = wxPeer->GetFont() ;
2763     m_windowStyle = style ;
2764     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2765
2766     short featureSet =
2767         kControlSupportsEmbedding | kControlSupportsFocus | kControlWantsIdle
2768         | kControlWantsActivate  | kControlHandlesTracking
2769 //    | kControlHasSpecialBackground
2770         | kControlGetsFocusOnClick | kControlSupportsLiveFeedback;
2771
2772    OSStatus err = ::CreateUserPaneControl(
2773         MAC_WXHWND(wxPeer->GetParent()->MacGetTopLevelWindowRef()),
2774         &bounds, featureSet, &m_controlRef );
2775     verify_noerr( err );
2776
2777     DoCreate();
2778
2779     AdjustCreationAttributes( *wxWHITE , true ) ;
2780
2781     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
2782
2783     {
2784         wxString st = str ;
2785         wxMacConvertNewlines10To13( &st ) ;
2786         wxMacWindowClipper clipper( m_peer ) ;
2787         SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2788         TXNSetSelection( m_txn, 0, 0 ) ;
2789     }
2790 }
2791
2792 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()
2793 {
2794     TXNDeleteObject( m_txn );
2795     m_txn = NULL ;
2796 }
2797
2798 void wxMacMLTEClassicControl::VisibilityChanged(bool shown)
2799 {
2800     MacSetObjectVisibility( shown ) ;
2801     wxMacControl::VisibilityChanged( shown ) ;
2802 }
2803
2804 void wxMacMLTEClassicControl::SuperChangedPosition()
2805 {
2806     MacUpdatePosition() ;
2807     wxMacControl::SuperChangedPosition() ;
2808 }
2809
2810 #ifdef __WXMAC_OSX__
2811
2812 ControlUserPaneDrawUPP gTPDrawProc = NULL;
2813 ControlUserPaneHitTestUPP gTPHitProc = NULL;
2814 ControlUserPaneTrackingUPP gTPTrackProc = NULL;
2815 ControlUserPaneIdleUPP gTPIdleProc = NULL;
2816 ControlUserPaneKeyDownUPP gTPKeyProc = NULL;
2817 ControlUserPaneActivateUPP gTPActivateProc = NULL;
2818 ControlUserPaneFocusUPP gTPFocusProc = NULL;
2819
2820 static pascal void wxMacControlUserPaneDrawProc(ControlRef control, SInt16 part)
2821 {
2822     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2823     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2824     if ( win )
2825         win->MacControlUserPaneDrawProc( part ) ;
2826 }
2827
2828 static pascal ControlPartCode wxMacControlUserPaneHitTestProc(ControlRef control, Point where)
2829 {
2830     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2831     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2832     if ( win )
2833         return win->MacControlUserPaneHitTestProc( where.h , where.v ) ;
2834     else
2835         return kControlNoPart ;
2836 }
2837
2838 static pascal ControlPartCode wxMacControlUserPaneTrackingProc(ControlRef control, Point startPt, ControlActionUPP actionProc)
2839 {
2840     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2841     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2842     if ( win )
2843         return win->MacControlUserPaneTrackingProc( startPt.h , startPt.v , (void*) actionProc ) ;
2844     else
2845         return kControlNoPart ;
2846 }
2847
2848 static pascal void wxMacControlUserPaneIdleProc(ControlRef control)
2849 {
2850     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2851     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2852     if ( win )
2853         win->MacControlUserPaneIdleProc() ;
2854 }
2855
2856 static pascal ControlPartCode wxMacControlUserPaneKeyDownProc(ControlRef control, SInt16 keyCode, SInt16 charCode, SInt16 modifiers)
2857 {
2858     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2859     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2860     if ( win )
2861         return win->MacControlUserPaneKeyDownProc( keyCode, charCode, modifiers ) ;
2862     else
2863         return kControlNoPart ;
2864 }
2865
2866 static pascal void wxMacControlUserPaneActivateProc(ControlRef control, Boolean activating)
2867 {
2868     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2869     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2870     if ( win )
2871         win->MacControlUserPaneActivateProc( activating ) ;
2872 }
2873
2874 static pascal ControlPartCode wxMacControlUserPaneFocusProc(ControlRef control, ControlFocusPart action)
2875 {
2876     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2877     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2878     if ( win )
2879         return win->MacControlUserPaneFocusProc( action ) ;
2880     else
2881         return kControlNoPart ;
2882 }
2883
2884 #if 0
2885 static pascal void wxMacControlUserPaneBackgroundProc(ControlRef control, ControlBackgroundPtr info)
2886 {
2887     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2888     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2889     if ( win )
2890         win->MacControlUserPaneBackgroundProc(info) ;
2891 }
2892 #endif
2893
2894 #endif // __WXMAC_OSX__
2895
2896 // TXNRegisterScrollInfoProc
2897
2898 OSStatus wxMacMLTEClassicControl::DoCreate()
2899 {
2900     Rect bounds;
2901     OSStatus err = noErr ;
2902
2903     // set up our globals
2904 #ifdef __WXMAC_OSX__
2905     if (gTPDrawProc == NULL) gTPDrawProc = NewControlUserPaneDrawUPP(wxMacControlUserPaneDrawProc);
2906     if (gTPHitProc == NULL) gTPHitProc = NewControlUserPaneHitTestUPP(wxMacControlUserPaneHitTestProc);
2907     if (gTPTrackProc == NULL) gTPTrackProc = NewControlUserPaneTrackingUPP(wxMacControlUserPaneTrackingProc);
2908     if (gTPIdleProc == NULL) gTPIdleProc = NewControlUserPaneIdleUPP(wxMacControlUserPaneIdleProc);
2909     if (gTPKeyProc == NULL) gTPKeyProc = NewControlUserPaneKeyDownUPP(wxMacControlUserPaneKeyDownProc);
2910     if (gTPActivateProc == NULL) gTPActivateProc = NewControlUserPaneActivateUPP(wxMacControlUserPaneActivateProc);
2911     if (gTPFocusProc == NULL) gTPFocusProc = NewControlUserPaneFocusUPP(wxMacControlUserPaneFocusProc);
2912
2913     if (gTXNScrollInfoProc == NULL ) gTXNScrollInfoProc = NewTXNScrollInfoUPP(TXNScrollInfoProc) ;
2914     if (gTXNScrollActionProc == NULL ) gTXNScrollActionProc = NewControlActionUPP(TXNScrollActionProc) ;
2915 #endif
2916
2917     // set the initial settings for our private data
2918
2919     m_txnWindow = GetControlOwner(m_controlRef);
2920     m_txnPort = (GrafPtr) GetWindowPort(m_txnWindow);
2921
2922 #ifdef __WXMAC_OSX__
2923     // set up the user pane procedures
2924     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneDrawProcTag, sizeof(gTPDrawProc), &gTPDrawProc);
2925     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneHitTestProcTag, sizeof(gTPHitProc), &gTPHitProc);
2926     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneTrackingProcTag, sizeof(gTPTrackProc), &gTPTrackProc);
2927     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneIdleProcTag, sizeof(gTPIdleProc), &gTPIdleProc);
2928     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneKeyDownProcTag, sizeof(gTPKeyProc), &gTPKeyProc);
2929     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneActivateProcTag, sizeof(gTPActivateProc), &gTPActivateProc);
2930     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneFocusProcTag, sizeof(gTPFocusProc), &gTPFocusProc);
2931 #endif
2932
2933     // calculate the rectangles used by the control
2934     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2935
2936     m_txnControlBounds = bounds ;
2937     m_txnVisBounds = bounds ;
2938
2939     CGrafPtr origPort ;
2940     GDHandle origDev ;
2941
2942     GetGWorld( &origPort, &origDev ) ;
2943     SetPort( m_txnPort );
2944
2945     // create the new edit field
2946     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( m_windowStyle );
2947
2948 #ifdef __WXMAC_OSX__
2949     // the scrollbars are not correctly embedded but are inserted at the root:
2950     // this gives us problems as we have erratic redraws even over the structure area
2951
2952     m_sbHorizontal = 0 ;
2953     m_sbVertical = 0 ;
2954     m_lastHorizontalValue = 0 ;
2955     m_lastVerticalValue = 0 ;
2956
2957     Rect sb = { 0 , 0 , 0 , 0 } ;
2958     if ( frameOptions & kTXNWantVScrollBarMask )
2959     {
2960         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbVertical );
2961         SetControlReference( m_sbVertical, (SInt32)this );
2962         SetControlAction( m_sbVertical, gTXNScrollActionProc );
2963         ShowControl( m_sbVertical );
2964         EmbedControl( m_sbVertical , m_controlRef );
2965         frameOptions &= ~kTXNWantVScrollBarMask;
2966     }
2967
2968     if ( frameOptions & kTXNWantHScrollBarMask )
2969     {
2970         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbHorizontal );
2971         SetControlReference( m_sbHorizontal, (SInt32)this );
2972         SetControlAction( m_sbHorizontal, gTXNScrollActionProc );
2973         ShowControl( m_sbHorizontal );
2974         EmbedControl( m_sbHorizontal, m_controlRef );
2975         frameOptions &= ~(kTXNWantHScrollBarMask | kTXNDrawGrowIconMask);
2976     }
2977
2978 #endif
2979
2980     err = TXNNewObject(
2981         NULL, m_txnWindow, &bounds, frameOptions,
2982         kTXNTextEditStyleFrameType, kTXNTextensionFile, kTXNSystemDefaultEncoding,
2983         &m_txn, &m_txnFrameID, NULL );
2984     verify_noerr( err );
2985
2986 #if 0
2987     TXNControlTag iControlTags[] = { kTXNUseCarbonEvents };
2988     TXNControlData iControlData[] = { { (UInt32)&cInfo } };
2989     int toptag = WXSIZEOF( iControlTags ) ;
2990     TXNCarbonEventInfo cInfo ;
2991     cInfo.useCarbonEvents = false ;
2992     cInfo.filler = 0 ;
2993     cInfo.flags = 0 ;
2994     cInfo.fDictionary = NULL ;
2995
2996     verify_noerr( TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) );
2997 #endif
2998
2999 #ifdef __WXMAC_OSX__
3000     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32)this );
3001 #endif
3002
3003     SetGWorld( origPort , origDev ) ;
3004
3005     return err;
3006 }
3007 #endif
3008
3009 // ----------------------------------------------------------------------------
3010 // MLTE control implementation (OSX part)
3011 // ----------------------------------------------------------------------------
3012
3013 // tiger multi-line textcontrols with no CR in the entire content
3014 // don't scroll automatically, so we need a hack.
3015 // This attempt only works 'before' the key (ie before CallNextEventHandler)
3016 // is processed, thus the scrolling always occurs one character too late, but
3017 // better than nothing ...
3018
3019 static const EventTypeSpec eventList[] =
3020 {
3021     { kEventClassTextInput, kEventTextInputUnicodeForKeyEvent } ,
3022 } ;
3023
3024 static pascal OSStatus wxMacUnicodeTextEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3025 {
3026     OSStatus result = eventNotHandledErr ;
3027     wxMacMLTEHIViewControl* focus = (wxMacMLTEHIViewControl*) data ;
3028
3029     switch ( GetEventKind( event ) )
3030     {
3031         case kEventTextInputUnicodeForKeyEvent :
3032         {
3033             if ( UMAGetSystemVersion() >= 0x1040 )
3034             {
3035                 TXNOffset from , to ;
3036                 TXNGetSelection( focus->GetTXNObject() , &from , &to ) ;
3037                 if ( from == to )
3038                     TXNShowSelection( focus->GetTXNObject() , kTXNShowStart );
3039             }
3040             result = CallNextEventHandler(handler,event);
3041             break;
3042         }
3043         default:
3044             break ;
3045     }
3046
3047     return result ;
3048 }
3049
3050 static pascal OSStatus wxMacTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3051 {
3052     OSStatus result = eventNotHandledErr ;
3053
3054     switch ( GetEventClass( event ) )
3055     {
3056         case kEventClassTextInput :
3057             result = wxMacUnicodeTextEventHandler( handler , event , data ) ;
3058             break ;
3059
3060         default :
3061             break ;
3062     }
3063     return result ;
3064 }
3065
3066 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacTextControlEventHandler )
3067
3068 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
3069     const wxString& str,
3070     const wxPoint& pos,
3071     const wxSize& size, long style ) : wxMacMLTEControl( wxPeer )
3072 {
3073     m_font = wxPeer->GetFont() ;
3074     m_windowStyle = style ;
3075     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
3076     wxString st = str ;
3077     wxMacConvertNewlines10To13( &st ) ;
3078
3079     HIRect hr = {
3080         { bounds.left , bounds.top },
3081         { bounds.right - bounds.left, bounds.bottom - bounds.top } } ;
3082
3083     m_scrollView = NULL ;
3084     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( style ) ;
3085     if (( frameOptions & (kTXNWantVScrollBarMask | kTXNWantHScrollBarMask)) || !(frameOptions &kTXNSingleLineOnlyMask))
3086     {
3087         if ( frameOptions & (kTXNWantVScrollBarMask | kTXNWantHScrollBarMask) )
3088         {
3089             HIScrollViewCreate(
3090                 (frameOptions & kTXNWantHScrollBarMask ? kHIScrollViewOptionsHorizScroll : 0)
3091                 | (frameOptions & kTXNWantVScrollBarMask ? kHIScrollViewOptionsVertScroll : 0) ,
3092                 &m_scrollView ) ;
3093         }
3094         else
3095         {
3096             HIScrollViewCreate(kHIScrollViewOptionsVertScroll,&m_scrollView);
3097             HIScrollViewSetScrollBarAutoHide(m_scrollView,true);
3098         }
3099
3100         HIViewSetFrame( m_scrollView, &hr );
3101         HIViewSetVisible( m_scrollView, true );
3102     }
3103
3104     m_textView = NULL ;
3105     HITextViewCreate( NULL , 0, frameOptions , &m_textView ) ;
3106     m_txn = HITextViewGetTXNObject( m_textView ) ;
3107     HIViewSetVisible( m_textView , true ) ;
3108     if ( m_scrollView )
3109     {
3110         HIViewAddSubview( m_scrollView , m_textView ) ;
3111         m_controlRef = m_scrollView ;
3112         wxPeer->MacInstallEventHandler( (WXWidget) m_textView ) ;
3113     }
3114     else
3115     {
3116         HIViewSetFrame( m_textView, &hr );
3117         m_controlRef = m_textView ;
3118     }
3119
3120     AdjustCreationAttributes( *wxWHITE , true ) ;
3121 #ifndef __LP64__
3122     wxMacWindowClipper c( m_peer ) ;
3123 #endif
3124     SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
3125
3126     TXNSetSelection( m_txn, 0, 0 );
3127     TXNShowSelection( m_txn, kTXNShowStart );
3128
3129     InstallControlEventHandler( m_textView , GetwxMacTextControlEventHandlerUPP(),
3130                                 GetEventTypeCount(eventList), eventList, this,
3131                                 NULL);
3132 }
3133
3134 wxMacMLTEHIViewControl::~wxMacMLTEHIViewControl()
3135 {
3136 }
3137
3138 OSStatus wxMacMLTEHIViewControl::SetFocus( ControlFocusPart focusPart )
3139 {
3140     return SetKeyboardFocus( GetControlOwner( m_textView ), m_textView, focusPart ) ;
3141 }
3142
3143 bool wxMacMLTEHIViewControl::HasFocus() const
3144 {
3145     ControlRef control ;
3146     if ( GetUserFocusWindow() == NULL )
3147         return false;
3148
3149     GetKeyboardFocus( GetUserFocusWindow() , &control ) ;
3150     return control == m_textView ;
3151 }
3152
3153 void wxMacMLTEHIViewControl::SetBackground( const wxBrush &brush )
3154 {
3155     wxMacMLTEControl::SetBackground( brush ) ;
3156
3157 #if 0
3158     CGColorSpaceRef rgbSpace = CGColorSpaceCreateDeviceRGB();
3159     RGBColor col = MAC_WXCOLORREF(brush.GetColour().GetPixel()) ;
3160
3161     float component[4] ;
3162     component[0] = col.red / 65536.0 ;
3163     component[1] = col.green / 65536.0 ;
3164     component[2] = col.blue / 65536.0 ;
3165     component[3] = 1.0 ; // alpha
3166
3167     CGColorRef color = CGColorCreate( rgbSpace , component );
3168     HITextViewSetBackgroundColor( m_textView , color );
3169     CGColorSpaceRelease( rgbSpace );
3170 #endif
3171 }
3172
3173 #endif // wxUSE_TEXTCTRL