src/mac/carbon/textctrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "textctrl.h"
  14 #endif
  15
  16 #include "wx/wxprec.h"
  17
  18 #if wxUSE_TEXTCTRL
  19
  20
  21 #ifdef __DARWIN__
  22   #include <sys/types.h>
  23   #include <sys/stat.h>
  24 #else
  25   #include <stat.h>
  26 #endif
  27
  28 #include "wx/msgdlg.h"
  29
  30 #if wxUSE_STD_IOSTREAM
  31     #if wxUSE_IOSTREAMH
  32         #include <fstream.h>
  33     #else
  34         #include <fstream>
  35     #endif
  36 #endif
  37
  38 #include "wx/app.h"
  39 #include "wx/dc.h"
  40 #include "wx/button.h"
  41 #include "wx/toplevel.h"
  42 #include "wx/textctrl.h"
  43 #include "wx/notebook.h"
  44 #include "wx/tabctrl.h"
  45 #include "wx/settings.h"
  46 #include "wx/filefn.h"
  47 #include "wx/utils.h"
  48
  49 #if defined(__BORLANDC__) && !defined(__WIN32__)
  50   #include <alloc.h>
  51 #elif !defined(__MWERKS__) && !defined(__GNUWIN32) && !defined(__DARWIN__)
  52   #include <malloc.h>
  53 #endif
  54
  55 #ifndef __DARWIN__
  56 #include <Scrap.h>
  57 #endif
  58
  59 // if this is set to 1 then under OSX 10.2 the 'classic' MLTE implementation will be used
  60 // if set to 0 then the unicode textctrl will be used
  61 #ifndef wxMAC_AWAYS_USE_MLTE
  62 #define wxMAC_AWAYS_USE_MLTE 1
  63 #endif
  64
  65 #ifndef __WXMAC_OSX__
  66 enum
  67 {
  68     kTXNVisibilityTag             = 'visb' /*set the visibility state of the object  */
  69 };
  70 #endif
  71
  72 #include <MacTextEditor.h>
  73 #include <ATSUnicode.h>
  74 #include <TextCommon.h>
  75 #include <TextEncodingConverter.h>
  76 #include "wx/mac/uma.h"
  77
  78 class wxMacFunctor
  79 {
  80 public :
  81     wxMacFunctor(){}
  82     virtual ~wxMacFunctor() {}
  83     virtual void* operator()() = 0 ;
  84     static void* CallBackProc(void *param)
  85     {
  86         wxMacFunctor* f = (wxMacFunctor*) param ;
  87         void *result = (*f)() ;
  88         return result ;
  89     }
  90 } ;
  91
  92 template<typename classtype,typename param1type>
  93 class wxMacObjectFunctor1 : public wxMacFunctor
  94 {
  95     typedef void (classtype::*function)( param1type p1 ) ;
  96     typedef void (classtype::*ref_function)( const param1type& p1 ) ;
  97 public :
  98     wxMacObjectFunctor1( classtype *obj , function f , param1type p1 ) :
  99         wxMacFunctor(  )
 100     {
 101         m_object = obj ;
 102         m_function = f ;
 103         m_param1 = p1 ;
 104     }
 105
 106     wxMacObjectFunctor1( classtype *obj , ref_function f , param1type p1 ) :
 107         wxMacFunctor(  )
 108     {
 109         m_object = obj ;
 110         m_refFunction = f ;
 111         m_param1 = p1 ;
 112     }
 113
 114     ~wxMacObjectFunctor1() {}
 115
 116     virtual void* operator()()
 117     {
 118         (m_object->*m_function)(m_param1) ;
 119         return NULL ;
 120     }
 121 private :
 122     classtype* m_object ;
 123     param1type m_param1 ;
 124     union
 125     {
 126     function m_function ;
 127     ref_function m_refFunction ;
 128     } ;
 129 } ;
 130
 131 template<typename classtype, typename param1type>
 132 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 133 {
 134     wxMacObjectFunctor1<classtype,param1type> params(object,function,p1) ;
 135     void *result =
 136         MPRemoteCall( wxMacFunctor::CallBackProc , &params  , kMPOwningProcessRemoteContext ) ;
 137     return result ;
 138 }
 139
 140 template<typename classtype, typename param1type>
 141 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 142 {
 143     wxMacObjectFunctor1<classtype,param1type> params(object,function,p1) ;
 144     void *result =
 145         MPRemoteCall( wxMacFunctor::CallBackProc , &params  , kMPOwningProcessRemoteContext ) ;
 146     return result ;
 147 }
 148
 149 template<typename classtype, typename param1type>
 150 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 151 {
 152     wxMutexGuiLeave() ;
 153     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 154     wxMutexGuiEnter() ;
 155     return result ;
 156 }
 157
 158 template<typename classtype, typename param1type>
 159 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 160 {
 161     wxMutexGuiLeave() ;
 162     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 163     wxMutexGuiEnter() ;
 164     return result ;
 165 }
 166 // common interface for all implementations
 167 class wxMacTextControl : public wxMacControl
 168 {
 169 public :
 170     wxMacTextControl( wxTextCtrl *peer ) ;
 171     ~wxMacTextControl() ;
 172
 173     virtual wxString GetStringValue() const = 0 ;
 174     virtual void SetStringValue( const wxString &val ) = 0 ;
 175     virtual void SetStyle(long start, long end, const wxTextAttr& style) ;
 176     virtual void Copy() ;
 177     virtual void Cut() ;
 178     virtual void Paste() ;
 179     virtual bool CanPaste() const ;
 180     virtual void SetEditable(bool editable) ;
 181     virtual wxTextPos GetLastPosition() const ;
 182     virtual void Replace( long from , long to , const wxString str ) ;
 183     virtual void Remove( long from , long to ) = 0 ;
 184     virtual void SetSelection( long from , long to ) = 0 ;
 185     virtual void GetSelection( long* from, long* to) const = 0 ;
 186     virtual void WriteText(const wxString& str) = 0 ;
 187
 188     virtual void Clear() ;
 189     virtual bool CanUndo() const;
 190     virtual void Undo() ;
 191     virtual bool CanRedo() const;
 192     virtual void Redo() ;
 193     virtual int GetNumberOfLines() const ;
 194     virtual long XYToPosition(long x, long y) const;
 195     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 196     virtual void ShowPosition( long WXUNUSED(pos) ) ;
 197     virtual int GetLineLength(long lineNo) const ;
 198     virtual wxString GetLineText(long lineNo) const ;
 199     virtual bool SetupCursor( const wxPoint& pt ) { return false ; }
 200
 201 #ifndef __WXMAC_OSX__
 202     virtual void            MacControlUserPaneDrawProc(wxInt16 part) = 0 ;
 203     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) = 0 ;
 204     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) = 0 ;
 205     virtual void            MacControlUserPaneIdleProc() = 0 ;
 206     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) = 0 ;
 207     virtual void            MacControlUserPaneActivateProc(bool activating) = 0 ;
 208     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) = 0 ;
 209     virtual void            MacControlUserPaneBackgroundProc(void* info) = 0 ;
 210 #endif
 211 } ;
 212
 213 // common parts for implementations based on MLTE
 214
 215 class wxMacMLTEControl : public wxMacTextControl
 216 {
 217 public :
 218     wxMacMLTEControl( wxTextCtrl *peer ) ;
 219     virtual wxString GetStringValue() const ;
 220     virtual void SetStringValue( const wxString &str) ;
 221
 222     static TXNFrameOptions FrameOptionsFromWXStyle( long wxStyle ) ;
 223     void    AdjustCreationAttributes( const wxColour& background , bool visible ) ;
 224
 225     virtual void SetFont( const wxFont & font , const wxColour& foreground , long windowStyle ) ;
 226     virtual void SetBackground( const wxBrush &brush) ;
 227     virtual void SetStyle(long start, long end, const wxTextAttr& style) ;
 228     virtual void Copy() ;
 229     virtual void Cut() ;
 230     virtual void Paste() ;
 231     virtual bool CanPaste() const ;
 232     virtual void SetEditable(bool editable) ;
 233     virtual wxTextPos GetLastPosition() const ;
 234     virtual void Replace( long from , long to , const wxString str ) ;
 235     virtual void Remove( long from , long to )  ;
 236     virtual void GetSelection( long* from, long* to) const ;
 237     virtual void SetSelection( long from , long to ) ;
 238
 239     virtual void WriteText(const wxString& str) ;
 240     virtual void Clear() ;
 241
 242     virtual bool CanUndo() const ;
 243     virtual void Undo() ;
 244     virtual bool CanRedo()  const;
 245     virtual void Redo() ;
 246     virtual int GetNumberOfLines() const ;
 247     virtual long XYToPosition(long x, long y) const ;
 248     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 249     virtual void ShowPosition( long pos ) ;
 250     virtual int GetLineLength(long lineNo) const ;
 251     virtual wxString GetLineText(long lineNo) const ;
 252
 253     void SetTXNData( const wxString& st , TXNOffset start , TXNOffset end ) ;
 254
 255 protected :
 256     void TXNSetAttribute( const wxTextAttr& style , long from , long to ) ;
 257     TXNObject m_txn ;
 258 } ;
 259
 260 #if TARGET_API_MAC_OSX
 261
 262 // implementation available under OSX
 263
 264 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 265
 266 class wxMacMLTEHIViewControl : public wxMacMLTEControl
 267 {
 268 public :
 269     wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
 270                              const wxString& str,
 271                              const wxPoint& pos,
 272                              const wxSize& size, long style ) ;
 273     virtual OSStatus SetFocus( ControlFocusPart focusPart ) ;
 274     virtual bool HasFocus() const ;
 275 protected :
 276     HIViewRef m_scrollView ;
 277     HIViewRef m_textView ;
 278 } ;
 279
 280 #endif
 281
 282 class wxMacUnicodeTextControl : public wxMacTextControl
 283 {
 284 public :
 285     wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
 286                              const wxString& str,
 287                              const wxPoint& pos,
 288                              const wxSize& size, long style ) ;
 289     ~wxMacUnicodeTextControl();
 290     virtual void VisibilityChanged(bool shown);
 291     virtual wxString GetStringValue() const ;
 292     virtual void SetStringValue( const wxString &str) ;
 293     virtual void Copy();
 294     virtual void Cut();
 295     virtual void Paste();
 296     virtual bool CanPaste() const;
 297     virtual void SetEditable(bool editable) ;
 298     virtual void Remove( long from , long to ) ;
 299     virtual void GetSelection( long* from, long* to) const ;
 300     virtual void SetSelection( long from , long to ) ;
 301     virtual void WriteText(const wxString& str) ;
 302 protected :
 303     // contains the tag for the content (is different for password and non-password controls)
 304     OSType m_valueTag ;
 305 } ;
 306
 307 #endif
 308
 309 // 'classic' MLTE implementation
 310
 311 class wxMacMLTEClassicControl : public wxMacMLTEControl
 312 {
 313 public :
 314     wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
 315                              const wxString& str,
 316                              const wxPoint& pos,
 317                              const wxSize& size, long style ) ;
 318     ~wxMacMLTEClassicControl() ;
 319     virtual void VisibilityChanged(bool shown) ;
 320     virtual void SuperChangedPosition() ;
 321
 322     virtual void            MacControlUserPaneDrawProc(wxInt16 part) ;
 323     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) ;
 324     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) ;
 325     virtual void            MacControlUserPaneIdleProc() ;
 326     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) ;
 327     virtual void            MacControlUserPaneActivateProc(bool activating) ;
 328     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) ;
 329     virtual void            MacControlUserPaneBackgroundProc(void* info) ;
 330
 331     virtual bool            SetupCursor( const wxPoint& WXUNUSED(pt) ) { MacControlUserPaneIdleProc() ; return true ;}
 332
 333     virtual void            SetRect( Rect *r ) ;
 334
 335 protected :
 336     OSStatus                 DoCreate();
 337
 338     void                    MacUpdatePosition() ;
 339     void                    MacActivatePaneText(Boolean setActive) ;
 340     void                    MacFocusPaneText(Boolean setFocus) ;
 341
 342     void                    MacSetObjectVisibility(Boolean vis) ;
 343 private :
 344     TXNFrameID              m_txnFrameID ;
 345     GrafPtr                 m_txnPort ;
 346     WindowRef               m_txnWindow ;
 347     // bounds of the control as we last did set the txn frames
 348     Rect                    m_txnControlBounds ;
 349
 350 #ifdef __WXMAC_OSX__
 351     static pascal void      TXNScrollInfoProc (SInt32 iValue, SInt32 iMaximumValue,
 352                                 TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon) ;
 353     static pascal void      TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode ) ;
 354     ControlRef              m_sbHorizontal ;
 355     SInt32                  m_lastHorizontalValue ;
 356     ControlRef              m_sbVertical ;
 357     SInt32                  m_lastVerticalValue ;
 358 #endif
 359 } ;
 360
 361 #define TE_UNLIMITED_LENGTH 0xFFFFFFFFUL
 362
 363 #if !USE_SHARED_LIBRARY
 364 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
 365
 366 BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
 367     EVT_ERASE_BACKGROUND( wxTextCtrl::OnEraseBackground )
 368     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
 369     EVT_CHAR(wxTextCtrl::OnChar)
 370     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
 371     EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
 372     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
 373     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
 374     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
 375
 376     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
 377     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
 378     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
 379     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
 380     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 381 END_EVENT_TABLE()
 382 #endif
 383
 384 // Text item
 385 void wxTextCtrl::Init()
 386 {
 387   m_editable = true ;
 388   m_dirty = false;
 389
 390   m_maxLength = TE_UNLIMITED_LENGTH ;
 391 }
 392
 393 wxTextCtrl::~wxTextCtrl()
 394 {
 395 }
 396
 397
 398 bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
 399            const wxString& str,
 400            const wxPoint& pos,
 401            const wxSize& size, long style,
 402            const wxValidator& validator,
 403            const wxString& name)
 404 {
 405     m_macIsUserPane = false ;
 406     m_editable = true ;
 407
 408     if ( ! ( style & wxNO_BORDER) )
 409         style = ( style & ~wxBORDER_MASK) | wxSUNKEN_BORDER ;
 410
 411     if ( !wxTextCtrlBase::Create(parent, id, pos, size, style & ~(wxHSCROLL|wxVSCROLL), validator, name) )
 412         return false;
 413
 414     if ( m_windowStyle & wxTE_MULTILINE )
 415     {
 416         wxASSERT_MSG( !(m_windowStyle & wxTE_PROCESS_ENTER),
 417                       wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
 418
 419         m_windowStyle |= wxTE_PROCESS_ENTER;
 420         style |= wxTE_PROCESS_ENTER ;
 421     }
 422
 423 #ifdef __WXMAC_OSX__
 424 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 425     if ( UMAGetSystemVersion() >= 0x1050 )
 426     {
 427         m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
 428     }
 429 #endif
 430 #if !wxMAC_AWAYS_USE_MLTE
 431     if ( !m_peer )
 432     {
 433         m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
 434     }
 435 #endif
 436 #endif
 437     if ( !m_peer )
 438     {
 439         m_peer = new wxMacMLTEClassicControl( this , str , pos , size , style ) ;
 440     }
 441
 442     MacPostControlCreate(pos,size) ;
 443
 444     if ( m_windowStyle & wxTE_READONLY)
 445     {
 446         SetEditable( false ) ;
 447     }
 448
 449     SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;
 450
 451     return true;
 452 }
 453
 454 void wxTextCtrl::MacSuperChangedPosition()
 455 {
 456     wxWindow::MacSuperChangedPosition() ;
 457     GetPeer()->SuperChangedPosition() ;
 458 }
 459
 460 void wxTextCtrl::MacVisibilityChanged()
 461 {
 462     GetPeer()->VisibilityChanged( MacIsReallyShown() ) ;
 463 }
 464
 465 void wxTextCtrl::MacEnabledStateChanged()
 466 {
 467 }
 468
 469 wxString wxTextCtrl::GetValue() const
 470 {
 471     return GetPeer()->GetStringValue() ;
 472 }
 473
 474 void wxTextCtrl::GetSelection(long* from, long* to) const
 475 {
 476     GetPeer()->GetSelection( from , to ) ;
 477 }
 478
 479 void wxTextCtrl::SetValue(const wxString& str)
 480 {
 481     // optimize redraws
 482     if ( GetValue() == str )
 483         return ;
 484
 485     GetPeer()->SetStringValue(str) ;
 486
 487     wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
 488     event.SetString( GetValue() ) ;
 489     event.SetEventObject( this );
 490     GetEventHandler()->ProcessEvent(event);
 491 }
 492
 493 void wxTextCtrl::SetMaxLength(unsigned long len)
 494 {
 495     m_maxLength = len ;
 496 }
 497
 498 bool wxTextCtrl::SetFont( const wxFont& font )
 499 {
 500     if ( !wxTextCtrlBase::SetFont( font ) )
 501         return false ;
 502
 503     GetPeer()->SetFont( font , GetForegroundColour() , GetWindowStyle() ) ;
 504     return true ;
 505 }
 506
 507 bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
 508 {
 509     GetPeer()->SetStyle( start , end , style ) ;
 510     return true ;
 511 }
 512
 513 bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style)
 514 {
 515     wxTextCtrlBase::SetDefaultStyle( style ) ;
 516     SetStyle( kTXNUseCurrentSelection , kTXNUseCurrentSelection , GetDefaultStyle() ) ;
 517     return true ;
 518 }
 519
 520 // Clipboard operations
 521 void wxTextCtrl::Copy()
 522 {
 523     if (CanCopy())
 524     {
 525         GetPeer()->Copy() ;
 526     }
 527 }
 528
 529 void wxTextCtrl::Cut()
 530 {
 531     if (CanCut())
 532     {
 533         GetPeer()->Cut() ;
 534
 535         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
 536         event.SetEventObject( this );
 537         GetEventHandler()->ProcessEvent(event);
 538       }
 539 }
 540
 541 void wxTextCtrl::Paste()
 542 {
 543     if (CanPaste())
 544     {
 545         GetPeer()->Paste() ;
 546         // eventually we should add setting the default style again
 547
 548         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
 549         event.SetEventObject( this );
 550         GetEventHandler()->ProcessEvent(event);
 551     }
 552 }
 553
 554 bool wxTextCtrl::CanCopy() const
 555 {
 556     // Can copy if there's a selection
 557     long from, to;
 558     GetSelection(& from, & to);
 559     return (from != to);
 560 }
 561
 562 bool wxTextCtrl::CanCut() const
 563 {
 564     if ( !IsEditable() )
 565     {
 566         return false ;
 567     }
 568     // Can cut if there's a selection
 569     long from, to;
 570     GetSelection(& from, & to);
 571     return (from != to);
 572 }
 573
 574 bool wxTextCtrl::CanPaste() const
 575 {
 576     if (!IsEditable())
 577         return false;
 578
 579     return GetPeer()->CanPaste() ;
 580 }
 581
 582 void wxTextCtrl::SetEditable(bool editable)
 583 {
 584     if ( editable != m_editable )
 585     {
 586         m_editable = editable ;
 587         GetPeer()->SetEditable( editable ) ;
 588     }
 589 }
 590
 591 void wxTextCtrl::SetInsertionPoint(long pos)
 592 {
 593     SetSelection( pos , pos ) ;
 594 }
 595
 596 void wxTextCtrl::SetInsertionPointEnd()
 597 {
 598     wxTextPos pos = GetLastPosition();
 599     SetInsertionPoint(pos);
 600 }
 601
 602 long wxTextCtrl::GetInsertionPoint() const
 603 {
 604     long begin,end ;
 605     GetSelection( &begin , &end ) ;
 606     return begin ;
 607 }
 608
 609 wxTextPos wxTextCtrl::GetLastPosition() const
 610 {
 611     return GetPeer()->GetLastPosition( ) ;
 612 }
 613
 614 void wxTextCtrl::Replace(long from, long to, const wxString& str)
 615 {
 616     GetPeer()->Replace( from , to , str) ;
 617 }
 618
 619 void wxTextCtrl::Remove(long from, long to)
 620 {
 621     GetPeer()->Remove( from , to ) ;
 622 }
 623
 624 void wxTextCtrl::SetSelection(long from, long to)
 625 {
 626     GetPeer()->SetSelection( from , to ) ;
 627 }
 628
 629 bool wxTextCtrl::LoadFile(const wxString& file)
 630 {
 631     if ( wxTextCtrlBase::LoadFile(file) )
 632     {
 633         return true;
 634     }
 635
 636     return false;
 637 }
 638
 639 void wxTextCtrl::WriteText(const wxString& str)
 640 {
 641     // TODO this MPRemoting will be moved into a remoting peer proxy for any command
 642     if ( !wxIsMainThread() )
 643     {
 644         // unfortunately CW 8 is not able to correctly deduce the template types, so we have
 645         // to instantiate explicitely
 646         wxMacMPRemoteGUICall<wxTextCtrl,wxString>( this , &wxTextCtrl::WriteText , str ) ;
 647         return ;
 648     }
 649     else
 650     {
 651         GetPeer()->WriteText( str ) ;
 652     }
 653 }
 654
 655 void wxTextCtrl::AppendText(const wxString& text)
 656 {
 657     SetInsertionPointEnd();
 658     WriteText(text);
 659 }
 660
 661 void wxTextCtrl::Clear()
 662 {
 663     GetPeer()->Clear() ;
 664 }
 665
 666 bool wxTextCtrl::IsModified() const
 667 {
 668     return m_dirty;
 669 }
 670
 671 bool wxTextCtrl::IsEditable() const
 672 {
 673     return IsEnabled() && m_editable ;
 674 }
 675
 676 bool wxTextCtrl::AcceptsFocus() const
 677 {
 678     // we don't want focus if we can't be edited
 679     return /*IsEditable() && */ wxControl::AcceptsFocus();
 680 }
 681
 682 wxSize wxTextCtrl::DoGetBestSize() const
 683 {
 684     int wText = 100 ;
 685
 686     int hText;
 687
 688     // these are the numbers from the HIG, we reduce them by the borders
 689     // first
 690
 691     switch( m_windowVariant )
 692     {
 693         case wxWINDOW_VARIANT_NORMAL :
 694             hText = 22 - 6 ;
 695             break ;
 696         case wxWINDOW_VARIANT_SMALL :
 697             hText = 19 - 6 ;
 698             break ;
 699         case wxWINDOW_VARIANT_MINI :
 700             hText= 15 - 6 ;
 701             break ;
 702         default :
 703             hText = 22 - 6;
 704             break ;
 705     }
 706
 707     // as the above numbers have some free space around the text
 708     // we get 5 lines like this anyway
 709     if ( m_windowStyle & wxTE_MULTILINE )
 710     {
 711          hText *= 5 ;
 712     }
 713
 714     if ( !HasFlag(wxNO_BORDER) )
 715         hText += 6 ;
 716
 717     return wxSize(wText, hText);
 718 }
 719
 720 // ----------------------------------------------------------------------------
 721 // Undo/redo
 722 // ----------------------------------------------------------------------------
 723
 724 void wxTextCtrl::Undo()
 725 {
 726     if (CanUndo())
 727     {
 728         GetPeer()->Undo() ;
 729     }
 730 }
 731
 732 void wxTextCtrl::Redo()
 733 {
 734     if (CanRedo())
 735     {
 736         GetPeer()->Redo() ;
 737     }
 738 }
 739
 740 bool wxTextCtrl::CanUndo() const
 741 {
 742     if ( !IsEditable() )
 743     {
 744         return false ;
 745     }
 746     return GetPeer()->CanUndo() ;
 747 }
 748
 749 bool wxTextCtrl::CanRedo() const
 750 {
 751     if ( !IsEditable() )
 752     {
 753         return false ;
 754     }
 755     return GetPeer()->CanRedo() ;
 756 }
 757
 758 void wxTextCtrl::MarkDirty()
 759 {
 760     m_dirty = true;
 761 }
 762
 763 void wxTextCtrl::DiscardEdits()
 764 {
 765     m_dirty = false;
 766 }
 767
 768 int wxTextCtrl::GetNumberOfLines() const
 769 {
 770     return GetPeer()->GetNumberOfLines() ;
 771 }
 772
 773 long wxTextCtrl::XYToPosition(long x, long y) const
 774 {
 775     return GetPeer()->XYToPosition( x , y ) ;
 776 }
 777
 778 bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
 779 {
 780     return GetPeer()->PositionToXY(pos , x , y ) ;
 781 }
 782
 783 void wxTextCtrl::ShowPosition(long pos)
 784 {
 785     return GetPeer()->ShowPosition(pos) ;
 786 }
 787
 788 int wxTextCtrl::GetLineLength(long lineNo) const
 789 {
 790     return GetPeer()->GetLineLength(lineNo) ;
 791 }
 792
 793 wxString wxTextCtrl::GetLineText(long lineNo) const
 794 {
 795     return GetPeer()->GetLineText(lineNo) ;
 796 }
 797
 798 /*
 799  * Text item
 800  */
 801
 802 void wxTextCtrl::Command(wxCommandEvent & event)
 803 {
 804     SetValue (event.GetString());
 805     ProcessCommand (event);
 806 }
 807
 808 void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
 809 {
 810     // By default, load the first file into the text window.
 811     if (event.GetNumberOfFiles() > 0)
 812     {
 813         LoadFile(event.GetFiles()[0]);
 814     }
 815 }
 816
 817 void wxTextCtrl::OnEraseBackground(wxEraseEvent& event)
 818 {
 819     // all erasing should be done by the real mac control implementation
 820     // while this is true for MLTE under classic, the HITextView is somehow
 821     // transparent but background erase is not working correctly, so intercept
 822     // things while we can...
 823     event.Skip() ;
 824 }
 825
 826 void wxTextCtrl::OnChar(wxKeyEvent& event)
 827 {
 828     int key = event.GetKeyCode() ;
 829     bool eat_key = false ;
 830
 831     if ( key == 'c' && event.MetaDown() )
 832     {
 833         if ( CanCopy() )
 834             Copy() ;
 835         return ;
 836     }
 837
 838     if ( !IsEditable() && key != WXK_LEFT && key != WXK_RIGHT && key != WXK_DOWN && key != WXK_UP && key != WXK_TAB &&
 839         !( key == WXK_RETURN && ( (m_windowStyle & wxPROCESS_ENTER) || (m_windowStyle & wxTE_MULTILINE) ) )
 840 /*        && key != WXK_PRIOR && key != WXK_NEXT && key != WXK_HOME && key != WXK_END */
 841         )
 842     {
 843         // eat it
 844         return ;
 845     }
 846
 847     // Check if we have reached the max # of chars, but still allow navigation and deletion
 848     if ( !IsMultiLine() && GetValue().Length() >= m_maxLength &&
 849         key != WXK_LEFT && key != WXK_RIGHT && key != WXK_TAB &&
 850         key != WXK_BACK && !( key == WXK_RETURN && (m_windowStyle & wxPROCESS_ENTER) )
 851        )
 852     {
 853         // eat it, we don't want to add more than allowed # of characters
 854         return;
 855     }
 856
 857     // assume that any key not processed yet is going to modify the control
 858     m_dirty = true;
 859
 860     if ( key == 'v' && event.MetaDown() )
 861     {
 862         if ( CanPaste() )
 863             Paste() ;
 864         return ;
 865     }
 866     if ( key == 'x' && event.MetaDown() )
 867     {
 868         if ( CanCut() )
 869             Cut() ;
 870         return ;
 871     }
 872     switch ( key )
 873     {
 874         case WXK_RETURN:
 875             if (m_windowStyle & wxPROCESS_ENTER)
 876             {
 877                 wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
 878                 event.SetEventObject( this );
 879                 event.SetString( GetValue() );
 880                 if ( GetEventHandler()->ProcessEvent(event) )
 881                     return;
 882             }
 883             if ( !(m_windowStyle & wxTE_MULTILINE) )
 884             {
 885                 wxWindow *parent = GetParent();
 886                 while( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL ) {
 887                   parent = parent->GetParent() ;
 888                 }
 889                 if ( parent && parent->GetDefaultItem() )
 890                 {
 891                     wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
 892                                                           wxButton);
 893                     if ( def && def->IsEnabled() )
 894                     {
 895                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 896                         event.SetEventObject(def);
 897                         def->Command(event);
 898                         return ;
 899                    }
 900                 }
 901
 902                 // this will make wxWidgets eat the ENTER key so that
 903                 // we actually prevent line wrapping in a single line
 904                 // text control
 905                 eat_key = true;
 906             }
 907
 908             break;
 909
 910         case WXK_TAB:
 911             if ( !(m_windowStyle & wxTE_PROCESS_TAB))
 912             {
 913                 int flags = 0;
 914                 if (!event.ShiftDown())
 915                     flags |= wxNavigationKeyEvent::IsForward ;
 916                 if (event.ControlDown())
 917                     flags |= wxNavigationKeyEvent::WinChange ;
 918                 Navigate(flags);
 919                 return;
 920             }
 921             else
 922             {
 923                 // This is necessary (don't know why) or the tab will not
 924                 // be inserted.
 925                 WriteText(wxT("\t"));
 926             }
 927
 928             break;
 929     }
 930
 931     if (!eat_key)
 932     {
 933         // perform keystroke handling
 934         if ( wxTheApp->MacGetCurrentEvent() != NULL && wxTheApp->MacGetCurrentEventHandlerCallRef() != NULL )
 935             CallNextEventHandler((EventHandlerCallRef)wxTheApp->MacGetCurrentEventHandlerCallRef() , (EventRef) wxTheApp->MacGetCurrentEvent() ) ;
 936         else
 937         {
 938             EventRecord rec ;
 939             if ( wxMacConvertEventToRecord(  (EventRef) wxTheApp->MacGetCurrentEvent() , &rec ) )
 940             {
 941                 EventRecord *ev = &rec ;
 942                 short keycode ;
 943                 short keychar ;
 944                 keychar = short(ev->message & charCodeMask);
 945                 keycode = short(ev->message & keyCodeMask) >> 8 ;
 946
 947                 m_peer->HandleKey( keycode , keychar , ev->modifiers ) ;
 948             }
 949         }
 950     }
 951     if ( ( key >= 0x20 && key < WXK_START ) ||
 952          key == WXK_RETURN ||
 953          key == WXK_DELETE ||
 954          key == WXK_BACK)
 955     {
 956         wxCommandEvent event1(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
 957         event1.SetEventObject( this );
 958         wxPostEvent(GetEventHandler(),event1);
 959     }
 960 }
 961
 962 // ----------------------------------------------------------------------------
 963 // standard handlers for standard edit menu events
 964 // ----------------------------------------------------------------------------
 965
 966 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
 967 {
 968     Cut();
 969 }
 970
 971 void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
 972 {
 973     Copy();
 974 }
 975
 976 void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
 977 {
 978     Paste();
 979 }
 980
 981 void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
 982 {
 983     Undo();
 984 }
 985
 986 void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
 987 {
 988     Redo();
 989 }
 990
 991 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
 992 {
 993     event.Enable( CanCut() );
 994 }
 995
 996 void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
 997 {
 998     event.Enable( CanCopy() );
 999 }
1000
1001 void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
1002 {
1003     event.Enable( CanPaste() );
1004 }
1005
1006 void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
1007 {
1008     event.Enable( CanUndo() );
1009 }
1010
1011 void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
1012 {
1013     event.Enable( CanRedo() );
1014 }
1015
1016 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
1017 {
1018     if ( !GetPeer()->SetupCursor(pt) )
1019         return wxWindow::MacSetupCursor( pt ) ;
1020     else
1021         return true ;
1022 }
1023 #if !TARGET_API_MAC_OSX
1024
1025 // user pane implementation
1026
1027 void wxTextCtrl::MacControlUserPaneDrawProc(wxInt16 part)
1028 {
1029     GetPeer()->MacControlUserPaneDrawProc( part ) ;
1030 }
1031
1032 wxInt16 wxTextCtrl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
1033 {
1034     return GetPeer()->MacControlUserPaneHitTestProc( x , y ) ;
1035 }
1036
1037 wxInt16 wxTextCtrl::MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc)
1038 {
1039     return GetPeer()->MacControlUserPaneTrackingProc( x , y , actionProc ) ;
1040 }
1041
1042 void wxTextCtrl::MacControlUserPaneIdleProc()
1043 {
1044     GetPeer()->MacControlUserPaneIdleProc( ) ;
1045 }
1046
1047 wxInt16 wxTextCtrl::MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
1048 {
1049     return GetPeer()->MacControlUserPaneKeyDownProc( keyCode , charCode , modifiers ) ;
1050 }
1051
1052 void wxTextCtrl::MacControlUserPaneActivateProc(bool activating)
1053 {
1054     GetPeer()->MacControlUserPaneActivateProc( activating ) ;
1055 }
1056
1057 wxInt16 wxTextCtrl::MacControlUserPaneFocusProc(wxInt16 action)
1058 {
1059     return GetPeer()->MacControlUserPaneFocusProc( action ) ;
1060 }
1061
1062 void wxTextCtrl::MacControlUserPaneBackgroundProc(void* info)
1063 {
1064     GetPeer()->MacControlUserPaneBackgroundProc( info ) ;
1065 }
1066
1067 #endif
1068 // ----------------------------------------------------------------------------
1069 // implementation base class
1070 // ----------------------------------------------------------------------------
1071
1072 wxMacTextControl::wxMacTextControl(wxTextCtrl* peer) :
1073     wxMacControl( peer )
1074 {
1075 }
1076
1077 wxMacTextControl::~wxMacTextControl()
1078 {
1079 }
1080
1081 void wxMacTextControl::SetStyle(long start, long end, const wxTextAttr& style)
1082 {
1083 }
1084
1085 void wxMacTextControl::Copy()
1086 {
1087 }
1088
1089 void wxMacTextControl::Cut()
1090 {
1091 }
1092
1093 void wxMacTextControl::Paste()
1094 {
1095 }
1096
1097 bool wxMacTextControl::CanPaste() const
1098 {
1099     return false ;
1100 }
1101
1102 void wxMacTextControl::SetEditable(bool editable)
1103 {
1104 }
1105
1106 wxTextPos wxMacTextControl::GetLastPosition() const
1107 {
1108     return GetStringValue().Length() ;
1109 }
1110
1111 void wxMacTextControl::Replace( long from , long to , const wxString str )
1112 {
1113 }
1114
1115 void wxMacTextControl::Clear()
1116 {
1117     SetStringValue( wxEmptyString ) ;
1118 }
1119
1120 bool wxMacTextControl::CanUndo() const
1121 {
1122     return false ;
1123 }
1124
1125 void wxMacTextControl::Undo() { }
1126
1127 bool wxMacTextControl::CanRedo()  const
1128 {
1129     return false ;
1130 }
1131
1132 void wxMacTextControl::Redo()
1133 {
1134 }
1135
1136 long wxMacTextControl::XYToPosition(long x, long y) const
1137 {
1138     return 0 ;
1139 }
1140
1141 bool wxMacTextControl::PositionToXY(long pos, long *x, long *y) const
1142 {
1143     return false ;
1144 }
1145
1146 void wxMacTextControl::ShowPosition( long WXUNUSED(pos) )
1147 {
1148 }
1149
1150 int wxMacTextControl::GetNumberOfLines() const
1151 {
1152     ItemCount lines = 0 ;
1153     wxString content = GetStringValue() ;
1154     lines = 1;
1155     for (size_t i = 0; i < content.Length() ; i++)
1156     {
1157         if (content[i] == '\r') lines++;
1158     }
1159     return lines ;
1160 }
1161
1162 wxString wxMacTextControl::GetLineText(long lineNo) const
1163 {
1164     // TODO change this if possible to reflect real lines
1165     wxString content = GetStringValue() ;
1166
1167     // Find line first
1168     int count = 0;
1169     for (size_t i = 0; i < content.Length() ; i++)
1170     {
1171         if (count == lineNo)
1172         {
1173             // Add chars in line then
1174             wxString tmp;
1175
1176             for (size_t j = i; j < content.Length(); j++)
1177             {
1178                 if (content[j] == '\n')
1179                     return tmp;
1180
1181                 tmp += content[j];
1182             }
1183
1184             return tmp;
1185         }
1186         if (content[i] == '\n') count++;
1187     }
1188     return wxEmptyString ;
1189 }
1190
1191 int  wxMacTextControl::GetLineLength(long lineNo) const
1192 {
1193     // TODO change this if possible to reflect real lines
1194     wxString content = GetStringValue() ;
1195
1196     // Find line first
1197     int count = 0;
1198     for (size_t i = 0; i < content.Length() ; i++)
1199     {
1200         if (count == lineNo)
1201         {
1202             // Count chars in line then
1203             count = 0;
1204             for (size_t j = i; j < content.Length(); j++)
1205             {
1206                 count++;
1207                 if (content[j] == '\n') return count;
1208             }
1209
1210             return count;
1211         }
1212         if (content[i] == '\n') count++;
1213     }
1214     return 0 ;
1215 }
1216
1217 // ----------------------------------------------------------------------------
1218 // standard unicode control implementation
1219 // ----------------------------------------------------------------------------
1220
1221 #if TARGET_API_MAC_OSX
1222
1223 wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
1224                          const wxString& str,
1225                          const wxPoint& pos,
1226                          const wxSize& size, long style ) : wxMacTextControl( wxPeer )
1227 {
1228     m_font = wxPeer->GetFont() ;
1229     m_windowStyle = style ;
1230     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
1231     wxString st = str ;
1232     wxMacConvertNewlines10To13( &st ) ;
1233     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
1234     CFStringRef cfr = cf ;
1235     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;
1236     m_valueTag = isPassword ? kControlEditTextPasswordCFStringTag : kControlEditTextCFStringTag ;
1237     CreateEditUnicodeTextControl( MAC_WXHWND(wxPeer->MacGetTopLevelWindowRef()), &bounds , cfr , isPassword , NULL , &m_controlRef ) ;
1238
1239     if ( !(m_windowStyle & wxTE_MULTILINE) )
1240     {
1241         SetData<Boolean>( kControlEditTextPart , kControlEditTextSingleLineTag , true ) ;
1242     }
1243 }
1244
1245 wxMacUnicodeTextControl::~wxMacUnicodeTextControl()
1246 {
1247 }
1248
1249 void wxMacUnicodeTextControl::VisibilityChanged(bool shown)
1250 {
1251     if ( !(m_windowStyle & wxTE_MULTILINE) && shown )
1252     {
1253         // work around a refresh issue insofar as not always the entire content is shown even if this would be possible
1254         ControlEditTextSelectionRec sel ;
1255         CFStringRef value = NULL ;
1256
1257         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1258         verify_noerr( GetData<CFStringRef>( 0, m_valueTag , &value ) );
1259         verify_noerr( SetData<CFStringRef>( 0, m_valueTag, &value ) );
1260         verify_noerr( SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1261
1262         CFRelease( value ) ;
1263     }
1264 }
1265 wxString wxMacUnicodeTextControl::GetStringValue() const
1266 {
1267     wxString result ;
1268     CFStringRef value = GetData<CFStringRef>(0,m_valueTag) ;
1269     if ( value )
1270     {
1271         wxMacCFStringHolder cf(value) ;
1272         result = cf.AsString() ;
1273     }
1274 #if '\n' == 10
1275     wxMacConvertNewlines13To10( &result ) ;
1276 #else
1277     wxMacConvertNewlines10To13( &result ) ;
1278 #endif
1279     return result ;
1280 }
1281 void wxMacUnicodeTextControl::SetStringValue( const wxString &str)
1282 {
1283     wxString st = str ;
1284     wxMacConvertNewlines10To13( &st ) ;
1285     wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
1286     verify_noerr( SetData<CFStringRef>(  0, m_valueTag , cf ) ) ;
1287 }
1288 void wxMacUnicodeTextControl::Copy()
1289 {
1290     SendHICommand( kHICommandCopy ) ;
1291 }
1292 void wxMacUnicodeTextControl::Cut()
1293 {
1294     SendHICommand( kHICommandCut ) ;
1295 }
1296 void wxMacUnicodeTextControl::Paste()
1297 {
1298     SendHICommand( kHICommandPaste ) ;
1299 }
1300 bool wxMacUnicodeTextControl::CanPaste() const
1301 {
1302     return true ;
1303 }
1304 void wxMacUnicodeTextControl::SetEditable(bool editable)
1305 {
1306     SetData<Boolean>( 0 , kControlEditTextLockedTag , (Boolean) !editable ) ;
1307 }
1308 void wxMacUnicodeTextControl::Remove( long from , long to )
1309 {
1310 }
1311
1312 void wxMacUnicodeTextControl::GetSelection( long* from, long* to) const
1313 {
1314     ControlEditTextSelectionRec sel ;
1315     verify_noerr(GetData<ControlEditTextSelectionRec>(  0, kControlEditTextSelectionTag, &sel ) ) ;
1316     if ( from ) *from = sel.selStart ;
1317     if ( to ) *to = sel.selEnd ;
1318 }
1319
1320 void wxMacUnicodeTextControl::SetSelection( long from , long to )
1321 {
1322     ControlEditTextSelectionRec sel ;
1323     sel.selStart = from ;
1324     sel.selEnd = to ;
1325     SetData<ControlEditTextSelectionRec>( 0 , kControlEditTextSelectionTag, &sel ) ;
1326 }
1327
1328 void wxMacUnicodeTextControl::WriteText(const wxString& str)
1329 {
1330     wxString st = str ;
1331     wxMacConvertNewlines10To13( &st ) ;
1332     #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
1333         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
1334         CFStringRef value = cf ;
1335         SetData<CFStringRef>( 0, kControlEditTextInsertCFStringRefTag, &value );
1336     #else
1337         wxString val = GetStringValue() ;
1338         long start , end ;
1339         GetSelection( &start , &end ) ;
1340         val.Remove( start , end - start ) ;
1341         val.insert( start , str ) ;
1342         SetStringValue( val ) ;
1343         SetSelection( start + str.Length() , start + str.Length() ) ;
1344     #endif
1345 }
1346
1347 #endif
1348
1349 // ----------------------------------------------------------------------------
1350 // MLTE control implementation (common part)
1351 // ----------------------------------------------------------------------------
1352
1353 // if mlte is on read only , no changes at all are allowed, not even from
1354 // procedural API, in order to allow changes via API all the same we must undo
1355 // the readonly status while we are executing, this class helps to do so
1356
1357 class wxMacEditHelper
1358 {
1359 public :
1360     wxMacEditHelper( TXNObject txn )
1361     {
1362         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1363         m_txn = txn ;
1364         TXNGetTXNObjectControls( m_txn , 1 , tag , m_data ) ;
1365         if ( m_data[0].uValue == kTXNReadOnly )
1366         {
1367             TXNControlData data[] = { { kTXNReadWrite } } ;
1368             TXNSetTXNObjectControls( m_txn , false , 1 , tag , data ) ;
1369         }
1370     }
1371     ~wxMacEditHelper()
1372     {
1373         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1374         if ( m_data[0].uValue == kTXNReadOnly )
1375         {
1376             TXNSetTXNObjectControls( m_txn , false , 1 , tag , m_data ) ;
1377         }
1378     }
1379     protected :
1380         TXNObject m_txn ;
1381         TXNControlData m_data[1] ;
1382 } ;
1383
1384 wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer ) : wxMacTextControl( peer )
1385 {
1386     SetNeedsFocusRect( true ) ;
1387 }
1388
1389 wxString wxMacMLTEControl::GetStringValue() const
1390 {
1391     wxString result ;
1392     OSStatus err ;
1393     Size actualSize = 0;
1394     {
1395 #if wxUSE_UNICODE
1396         Handle theText ;
1397         err = TXNGetDataEncoded( m_txn , kTXNStartOffset, kTXNEndOffset, &theText , kTXNUnicodeTextData );
1398         // all done
1399         if ( err )
1400         {
1401             actualSize = 0 ;
1402         }
1403         else
1404         {
1405             actualSize = GetHandleSize( theText ) / sizeof( UniChar) ;
1406             if ( actualSize > 0 )
1407             {
1408                 wxChar *ptr = NULL ;
1409 #if SIZEOF_WCHAR_T == 2
1410                 ptr = new wxChar[actualSize + 1 ] ;
1411                 wxStrncpy( ptr , (wxChar*) *theText , actualSize ) ;
1412 #else
1413                 SetHandleSize( theText , ( actualSize + 1 ) * sizeof( UniChar ) ) ;
1414                 HLock( theText ) ;
1415                 (((UniChar*)*theText)[actualSize]) = 0 ;
1416                 wxMBConvUTF16BE converter ;
1417                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
1418                 ptr = new wxChar[noChars + 1] ;
1419
1420                 noChars = converter.MB2WC( ptr , (const char*)*theText , noChars ) ;
1421                 ptr[noChars] = 0 ;
1422                 HUnlock( theText ) ;
1423 #endif
1424                 ptr[actualSize] = 0 ;
1425                 result = wxString( ptr ) ;
1426                 delete[] ptr ;
1427             }
1428             DisposeHandle( theText ) ;
1429         }
1430 #else
1431         Handle theText ;
1432         err = TXNGetDataEncoded( m_txn , kTXNStartOffset, kTXNEndOffset, &theText , kTXNTextData );
1433         // all done
1434         if ( err )
1435         {
1436             actualSize = 0 ;
1437         }
1438         else
1439         {
1440             actualSize = GetHandleSize( theText ) ;
1441             if ( actualSize > 0 )
1442             {
1443                 HLock( theText ) ;
1444                 result = wxString( *theText , wxConvLocal , actualSize ) ;
1445                 HUnlock( theText ) ;
1446             }
1447             DisposeHandle( theText ) ;
1448         }
1449 #endif
1450     }
1451 #if '\n' == 10
1452     wxMacConvertNewlines13To10( &result ) ;
1453 #else
1454     wxMacConvertNewlines10To13( &result ) ;
1455 #endif
1456     return result ;
1457 }
1458
1459 void wxMacMLTEControl::SetStringValue( const wxString &str)
1460 {
1461     wxString st = str ;
1462
1463     wxMacConvertNewlines10To13( &st ) ;
1464     {
1465         wxMacWindowClipper c( m_peer ) ;
1466         {
1467             wxMacEditHelper help(m_txn) ;
1468             SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
1469         }
1470         TXNSetSelection( m_txn, 0, 0);
1471         TXNShowSelection( m_txn, kTXNShowStart);
1472     }
1473 }
1474
1475 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
1476 {
1477     TXNFrameOptions frameOptions =
1478         kTXNDontDrawCaretWhenInactiveMask ;
1479
1480     if ( ! ( wxStyle & wxTE_NOHIDESEL ) )
1481         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
1482
1483     if ( wxStyle & wxTE_MULTILINE )
1484     {
1485         if ( ! ( wxStyle & wxTE_DONTWRAP ) )
1486             frameOptions |= kTXNAlwaysWrapAtViewEdgeMask ;
1487         else
1488         {
1489             frameOptions |= kTXNAlwaysWrapAtViewEdgeMask ;
1490             frameOptions |= kTXNWantHScrollBarMask ;
1491         }
1492
1493         if ( !(wxStyle & wxTE_NO_VSCROLL ) )
1494         {
1495             frameOptions |= kTXNWantVScrollBarMask ;
1496             if ( frameOptions & kTXNWantHScrollBarMask )
1497                 frameOptions |= kTXNDrawGrowIconMask ;
1498         }
1499     }
1500     else
1501         frameOptions |= kTXNSingleLineOnlyMask ;
1502
1503     if ( wxStyle & wxHSCROLL )
1504         frameOptions |= kTXNWantHScrollBarMask ;
1505
1506     return frameOptions ;
1507 }
1508
1509 void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, bool visible )
1510 {
1511     TXNControlTag iControlTags[] =
1512         {
1513             kTXNDoFontSubstitution,
1514             kTXNWordWrapStateTag ,
1515         };
1516     TXNControlData iControlData[] =
1517         {
1518             {false},
1519             {kTXNNoAutoWrap},
1520         };
1521
1522     int toptag = WXSIZEOF( iControlTags ) ;
1523
1524     if ( m_windowStyle & wxTE_MULTILINE )
1525     {
1526         if (m_windowStyle & wxTE_DONTWRAP)
1527             iControlData[1].uValue = kTXNNoAutoWrap ;
1528         else
1529             iControlData[1].uValue = kTXNAutoWrap ;
1530     }
1531     verify_noerr( TXNSetTXNObjectControls( m_txn, false, toptag,
1532                                         iControlTags, iControlData )) ;
1533
1534     // setting the default font
1535
1536     Str255 fontName ;
1537     SInt16 fontSize ;
1538     Style fontStyle ;
1539
1540     GetThemeFont(kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1541
1542     TXNTypeAttributes typeAttr[] =
1543     {
1544         {   kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
1545         {   kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
1546         {   kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , {  (void*) normal } } ,
1547     } ;
1548
1549     verify_noerr( TXNSetTypeAttributes (m_txn, sizeof( typeAttr ) / sizeof(TXNTypeAttributes) , typeAttr,
1550           kTXNStartOffset,
1551           kTXNEndOffset) );
1552
1553     if ( m_windowStyle & wxTE_PASSWORD )
1554     {
1555         UniChar c = 0xA5 ;
1556         verify_noerr(TXNEchoMode( m_txn , c , 0 , true )) ;
1557     }
1558
1559     TXNBackground tback;
1560     tback.bgType = kTXNBackgroundTypeRGB;
1561     tback.bg.color = MAC_WXCOLORREF( background.GetPixel() );
1562     TXNSetBackground( m_txn , &tback);
1563 }
1564
1565 void wxMacMLTEControl::SetBackground( const wxBrush &brush )
1566 {
1567     // currently only solid background are supported
1568     TXNBackground tback;
1569     tback.bgType = kTXNBackgroundTypeRGB;
1570     tback.bg.color = MAC_WXCOLORREF( brush.GetColour().GetPixel() );
1571     TXNSetBackground( m_txn , &tback);
1572 }
1573
1574 void wxMacMLTEControl::TXNSetAttribute( const wxTextAttr& style , long from , long to)
1575 {
1576     TXNTypeAttributes typeAttr[4] ;
1577     Str255 fontName = "\pMonaco" ;
1578     SInt16 fontSize = 12 ;
1579     Style fontStyle = normal ;
1580     RGBColor color ;
1581     int attrCounter = 0 ;
1582     if ( style.HasFont() )
1583     {
1584         const wxFont &font = style.GetFont() ;
1585         wxMacStringToPascal( font.GetFaceName() , fontName ) ;
1586         fontSize = font.GetPointSize() ;
1587         if ( font.GetUnderlined() )
1588             fontStyle |= underline ;
1589         if ( font.GetWeight() == wxBOLD )
1590             fontStyle |= bold ;
1591         if ( font.GetStyle() == wxITALIC )
1592             fontStyle |= italic ;
1593
1594         typeAttr[attrCounter].tag = kTXNQDFontNameAttribute ;
1595         typeAttr[attrCounter].size = kTXNQDFontNameAttributeSize ;
1596         typeAttr[attrCounter].data.dataPtr = (void*) fontName ;
1597         typeAttr[attrCounter+1].tag = kTXNQDFontSizeAttribute ;
1598         typeAttr[attrCounter+1].size = kTXNFontSizeAttributeSize ;
1599         typeAttr[attrCounter+1].data.dataValue =  (fontSize << 16) ;
1600         typeAttr[attrCounter+2].tag = kTXNQDFontStyleAttribute ;
1601         typeAttr[attrCounter+2].size = kTXNQDFontStyleAttributeSize ;
1602         typeAttr[attrCounter+2].data.dataValue = fontStyle ;
1603         attrCounter += 3 ;
1604     }
1605     if ( style.HasTextColour() )
1606     {
1607         typeAttr[attrCounter].tag = kTXNQDFontColorAttribute ;
1608         typeAttr[attrCounter].size = kTXNQDFontColorAttributeSize ;
1609         typeAttr[attrCounter].data.dataPtr = (void*) &color ;
1610         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
1611         attrCounter += 1 ;
1612     }
1613     if ( attrCounter > 0 )
1614     {
1615         verify_noerr( TXNSetTypeAttributes ( m_txn , attrCounter , typeAttr, from , to) );
1616     }
1617 }
1618
1619 void wxMacMLTEControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle )
1620 {
1621     wxMacEditHelper help(m_txn) ;
1622     TXNSetAttribute( wxTextAttr(foreground,wxNullColour,font) , kTXNStartOffset,kTXNEndOffset ) ;
1623 }
1624 void wxMacMLTEControl::SetStyle(long start, long end, const wxTextAttr& style)
1625 {
1626     wxMacEditHelper help(m_txn) ;
1627     TXNSetAttribute( style , start,end ) ;
1628 }
1629
1630 void wxMacMLTEControl::Copy()
1631 {
1632     ClearCurrentScrap();
1633     TXNCopy(m_txn);
1634     TXNConvertToPublicScrap();
1635 }
1636
1637 void wxMacMLTEControl::Cut()
1638 {
1639     ClearCurrentScrap();
1640     TXNCut(m_txn);
1641     TXNConvertToPublicScrap();
1642 }
1643
1644 void wxMacMLTEControl::Paste()
1645 {
1646     TXNConvertFromPublicScrap();
1647     TXNPaste(m_txn);
1648 }
1649
1650 bool wxMacMLTEControl::CanPaste() const
1651 {
1652     return TXNIsScrapPastable() ;
1653 }
1654
1655 void wxMacMLTEControl::SetEditable(bool editable)
1656 {
1657     TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1658     TXNControlData data[] = { { editable ? kTXNReadWrite : kTXNReadOnly } } ;
1659     TXNSetTXNObjectControls( m_txn , false , WXSIZEOF(tag) , tag , data ) ;
1660 }
1661
1662 wxTextPos wxMacMLTEControl::GetLastPosition() const
1663 {
1664     wxTextPos actualsize = 0 ;
1665
1666     Handle theText ;
1667     OSErr err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText , kTXNTextData );
1668     /* all done */
1669     if ( err )
1670     {
1671         actualsize = 0 ;
1672     }
1673     else
1674     {
1675         actualsize = GetHandleSize( theText ) ;
1676         DisposeHandle( theText ) ;
1677     }
1678
1679     return actualsize ;
1680 }
1681
1682 void wxMacMLTEControl::Replace( long from , long to , const wxString str )
1683 {
1684     wxString value = str ;
1685     wxMacConvertNewlines10To13( &value ) ;
1686
1687     wxMacEditHelper help( m_txn ) ;
1688     wxMacWindowClipper c( m_peer ) ;
1689
1690     TXNSetSelection(m_txn , from , to ) ;
1691     TXNClear( m_txn ) ;
1692     SetTXNData( value , kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
1693 }
1694
1695 void wxMacMLTEControl::Remove( long from , long to )
1696 {
1697     wxMacWindowClipper c( m_peer ) ;
1698     wxMacEditHelper help( m_txn ) ;
1699     TXNSetSelection(m_txn , from , to ) ;
1700     TXNClear( m_txn ) ;
1701 }
1702
1703 void wxMacMLTEControl::GetSelection( long* from, long* to) const
1704 {
1705     TXNGetSelection( m_txn , (TXNOffset*) from , (TXNOffset*) to ) ;
1706 }
1707
1708 void wxMacMLTEControl::SetSelection( long from , long to )
1709 {
1710     wxMacWindowClipper c( m_peer ) ;
1711     /* change the selection */
1712     if ((from == -1) && (to == -1))
1713         TXNSelectAll(m_txn);
1714     else
1715         TXNSetSelection( m_txn, from, to);
1716     TXNShowSelection( m_txn, kTXNShowStart);
1717 }
1718
1719 void wxMacMLTEControl::WriteText(const wxString& str)
1720 {
1721     wxString st = str ;
1722     wxMacConvertNewlines10To13( &st ) ;
1723
1724     long start , end , dummy ;
1725     GetSelection( &start , &dummy ) ;
1726     wxMacWindowClipper c( m_peer ) ;
1727     {
1728         wxMacEditHelper helper( m_txn ) ;
1729         SetTXNData( st , kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
1730     }
1731     GetSelection( &dummy , &end ) ;
1732     // TODO SetStyle( start , end , GetDefaultStyle() ) ;
1733 }
1734
1735 void wxMacMLTEControl::Clear()
1736 {
1737     wxMacWindowClipper c( m_peer ) ;
1738     wxMacEditHelper st(m_txn) ;
1739     TXNSetSelection( m_txn , kTXNStartOffset , kTXNEndOffset ) ;
1740     TXNClear(m_txn);
1741 }
1742
1743 bool wxMacMLTEControl::CanUndo() const
1744 {
1745     return TXNCanUndo( m_txn , NULL ) ;
1746 }
1747
1748 void wxMacMLTEControl::Undo()
1749 {
1750     TXNUndo( m_txn ) ;
1751 }
1752
1753 bool wxMacMLTEControl::CanRedo()  const
1754 {
1755     return TXNCanRedo( m_txn , NULL ) ;
1756 }
1757
1758 void wxMacMLTEControl::Redo()
1759 {
1760     TXNRedo( m_txn ) ;
1761 }
1762
1763 int wxMacMLTEControl::GetNumberOfLines() const
1764 {
1765     ItemCount lines = 0 ;
1766     TXNGetLineCount(m_txn, &lines ) ;
1767     return lines ;
1768 }
1769
1770 long wxMacMLTEControl::XYToPosition(long x, long y) const
1771 {
1772     Point curpt ;
1773
1774     wxTextPos lastpos = GetLastPosition() ;
1775
1776     // TODO find a better implementation : while we can get the
1777     // line metrics of a certain line, we don't get its starting
1778     // position, so it would probably be rather a binary search
1779     // for the start position
1780     long xpos = 0 ;
1781     long ypos = 0 ;
1782     int lastHeight = 0 ;
1783
1784     ItemCount n ;
1785     for ( n = 0 ; n <= (ItemCount) lastpos ; ++n )
1786     {
1787         if ( y == ypos && x == xpos )
1788             return n ;
1789
1790         TXNOffsetToPoint( m_txn ,  n , &curpt);
1791
1792         if ( curpt.v > lastHeight )
1793         {
1794             xpos = 0 ;
1795             if ( n > 0 )
1796                 ++ypos ;
1797             lastHeight = curpt.v ;
1798         }
1799         else
1800             ++xpos ;
1801     }
1802     return 0 ;
1803 }
1804
1805 bool wxMacMLTEControl::PositionToXY(long pos, long *x, long *y) const
1806 {
1807     Point curpt ;
1808
1809     wxTextPos lastpos = GetLastPosition() ;
1810
1811     if ( y ) *y = 0 ;
1812     if ( x ) *x = 0 ;
1813
1814     if ( pos <= lastpos )
1815     {
1816         // TODO find a better implementation : while we can get the
1817         // line metrics of a certain line, we don't get its starting
1818         // position, so it would probably be rather a binary search
1819         // for the start position
1820         long xpos = 0 ;
1821         long ypos = 0 ;
1822         int lastHeight = 0 ;
1823
1824         ItemCount n ;
1825         for ( n = 0 ; n <= (ItemCount) pos ; ++n )
1826         {
1827             TXNOffsetToPoint(m_txn ,  n , &curpt);
1828
1829             if ( curpt.v > lastHeight )
1830             {
1831                 xpos = 0 ;
1832                 if ( n > 0 )
1833                     ++ypos ;
1834                 lastHeight = curpt.v ;
1835             }
1836             else
1837                 ++xpos ;
1838         }
1839         if ( y ) *y = ypos ;
1840         if ( x ) *x = xpos ;
1841     }
1842
1843     return false ;
1844 }
1845
1846 void wxMacMLTEControl::ShowPosition( long pos )
1847 {
1848 #if TARGET_RT_MAC_MACHO && defined(AVAILABLE_MAC_OS_X_VERSION_10_2_AND_LATER)
1849     {
1850         Point current ;
1851         Point desired ;
1852         TXNOffset selstart , selend ;
1853         TXNGetSelection(  m_txn , &selstart , &selend) ;
1854         TXNOffsetToPoint( m_txn,  selstart , &current);
1855         TXNOffsetToPoint( m_txn,  pos , &desired);
1856         //TODO use HIPoints for 10.3 and above
1857         if ( (UInt32) TXNScroll != (UInt32) kUnresolvedCFragSymbolAddress )
1858         {
1859             OSErr theErr = noErr;
1860             SInt32 dv = desired.v - current.v ;
1861             SInt32 dh = desired.h - current.h ;
1862             TXNShowSelection( m_txn , true ) ;
1863             theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels , kTXNScrollUnitsInPixels , &dv , &dh );
1864             wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );
1865         }
1866     }
1867 #endif
1868 }
1869
1870 void wxMacMLTEControl::SetTXNData( const wxString& st , TXNOffset start , TXNOffset end )
1871 {
1872 #if wxUSE_UNICODE
1873 #if SIZEOF_WCHAR_T == 2
1874     size_t len = st.Len() ;
1875     TXNSetData( m_txn , kTXNUnicodeTextData,  (void*)st.wc_str(), len * 2,
1876       start, end);
1877 #else
1878     wxMBConvUTF16BE converter ;
1879     ByteCount byteBufferLen = converter.WC2MB( NULL , st.wc_str() , 0 ) ;
1880     UniChar *unibuf = (UniChar*) malloc(byteBufferLen) ;
1881     converter.WC2MB( (char*) unibuf , st.wc_str() , byteBufferLen ) ;
1882     TXNSetData( m_txn , kTXNUnicodeTextData,  (void*)unibuf, byteBufferLen ,
1883       start, end);
1884     free( unibuf ) ;
1885 #endif
1886 #else
1887     wxCharBuffer text =  st.mb_str(wxConvLocal)  ;
1888     TXNSetData( m_txn , kTXNTextData,  (void*)text.data(), strlen( text ) ,
1889       start, end);
1890 #endif
1891 }
1892
1893
1894 wxString wxMacMLTEControl::GetLineText(long lineNo) const
1895 {
1896     wxString line ;
1897
1898     if ( lineNo < GetNumberOfLines() )
1899     {
1900         long ypos = 0 ;
1901
1902         Fixed   lineWidth,
1903                 lineHeight,
1904                 currentHeight = 0;
1905
1906         // get the first possible position in the control
1907         Point firstPoint;
1908         TXNOffsetToPoint(m_txn, 0, &firstPoint);
1909
1910         // Iterate through the lines until we reach the one we want,
1911         // adding to our current y pixel point position
1912         while (ypos < lineNo)
1913         {
1914             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
1915             currentHeight += lineHeight;
1916         }
1917
1918         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
1919         TXNOffset theOffset;
1920         TXNPointToOffset(m_txn, thePoint, &theOffset);
1921
1922         wxString content = GetStringValue() ;
1923         Point currentPoint = thePoint;
1924         while(thePoint.v == currentPoint.v && theOffset < content.length())
1925         {
1926             line += content[theOffset];
1927             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
1928         }
1929     }
1930     return line ;
1931 }
1932
1933 int  wxMacMLTEControl::GetLineLength(long lineNo) const
1934 {
1935     int theLength = 0;
1936
1937     if ( lineNo < GetNumberOfLines() )
1938     {
1939         long ypos = 0 ;
1940
1941         Fixed   lineWidth,
1942                 lineHeight,
1943                 currentHeight = 0;
1944
1945         // get the first possible position in the control
1946         Point firstPoint;
1947         TXNOffsetToPoint(m_txn, 0, &firstPoint);
1948
1949         // Iterate through the lines until we reach the one we want,
1950         // adding to our current y pixel point position
1951         while (ypos < lineNo)
1952         {
1953             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
1954             currentHeight += lineHeight;
1955         }
1956
1957         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
1958         TXNOffset theOffset;
1959         TXNPointToOffset(m_txn, thePoint, &theOffset);
1960
1961         wxString content = GetStringValue() ;
1962         Point currentPoint = thePoint;
1963         while(thePoint.v == currentPoint.v && theOffset < content.length())
1964         {
1965             ++theLength;
1966             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
1967         }
1968     }
1969     return theLength ;
1970 }
1971
1972
1973 // ----------------------------------------------------------------------------
1974 // MLTE control implementation (classic part)
1975 // ----------------------------------------------------------------------------
1976
1977 // OS X Notes : We still don't have a full replacement for MLTE, so this implementation
1978 // has to live on. We have different problems coming from outdated implementations on the
1979 // various OS X versions. Most deal with the scrollbars: they are not correctly embedded
1980 // while this can be solved on 10.3 by reassigning them the correct place, on 10.2 there is
1981 // no way out, therefore we are using our own implementation and our own scrollbars ....
1982
1983 #ifdef __WXMAC_OSX__
1984
1985 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
1986 ControlActionUPP gTXNScrollActionProc = NULL ;
1987
1988 pascal void wxMacMLTEClassicControl::TXNScrollInfoProc (SInt32 iValue, SInt32 iMaximumValue, TXNScrollBarOrientation
1989     iScrollBarOrientation, SInt32 iRefCon)
1990 {
1991     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
1992     SInt32 value =  wxMax( iValue , 0 ) ;
1993     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;
1994
1995     if ( iScrollBarOrientation == kTXNHorizontal )
1996     {
1997         if ( mlte->m_sbHorizontal )
1998         {
1999             SetControl32BitValue( mlte->m_sbHorizontal , value ) ;
2000             SetControl32BitMaximum( mlte->m_sbHorizontal , maximum ) ;
2001             mlte->m_lastHorizontalValue = value ;
2002         }
2003     }
2004     else if ( iScrollBarOrientation == kTXNVertical )
2005     {
2006         if ( mlte->m_sbVertical )
2007         {
2008             SetControl32BitValue( mlte->m_sbVertical , value ) ;
2009             SetControl32BitMaximum( mlte->m_sbVertical , maximum ) ;
2010             mlte->m_lastVerticalValue = value ;
2011         }
2012     }
2013 }
2014
2015 pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode )
2016 {
2017     OSStatus err ;
2018     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
2019     if ( mlte == NULL )
2020         return ;
2021
2022     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )
2023         return ;
2024
2025     bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ;
2026
2027     SInt32 minimum = 0 ;
2028     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
2029     SInt32 value = GetControl32BitValue( controlRef ) ;
2030     SInt32 delta = 0;
2031     switch ( partCode )
2032     {
2033         case kControlDownButtonPart :
2034             delta = 10 ;
2035             break ;
2036         case kControlUpButtonPart :
2037             delta = -10 ;
2038             break ;
2039         case kControlPageDownPart :
2040             delta = GetControlViewSize( controlRef ) ;
2041             break ;
2042         case kControlPageUpPart :
2043             delta = -GetControlViewSize( controlRef )  ;
2044             break ;
2045         case kControlIndicatorPart :
2046             delta = value -
2047                 ( isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue ) ;
2048             break ;
2049         default :
2050             break ;
2051     }
2052     if ( delta != 0 )
2053     {
2054         SInt32 newValue = value ;
2055
2056         if ( partCode != kControlIndicatorPart )
2057         {
2058             if( value + delta < minimum )
2059                 delta = minimum - value ;
2060             if ( value + delta > maximum )
2061                 delta = maximum - value ;
2062
2063             SetControl32BitValue( controlRef , value + delta ) ;
2064             newValue = value + delta ;
2065         }
2066
2067         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
2068         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;
2069
2070         err = TXNScroll( mlte->m_txn , kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
2071                                     &verticalDelta , &horizontalDelta  );
2072
2073         if ( isHorizontal )
2074             mlte->m_lastHorizontalValue = newValue ;
2075         else
2076             mlte->m_lastVerticalValue = newValue ;
2077     }
2078 }
2079 #endif
2080
2081 // make correct activations
2082 void wxMacMLTEClassicControl::MacActivatePaneText(Boolean setActive)
2083 {
2084     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2085
2086     wxMacWindowClipper clipper( textctrl ) ;
2087     TXNActivate(m_txn, m_txnFrameID, setActive);
2088
2089     ControlRef controlFocus = 0 ;
2090     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2091     if ( controlFocus == m_controlRef )
2092         TXNFocus( m_txn, setActive);
2093 }
2094
2095 void wxMacMLTEClassicControl::MacFocusPaneText(Boolean setFocus)
2096 {
2097     TXNFocus( m_txn, setFocus);
2098 }
2099
2100 // guards against inappropriate redraw (hidden objects drawing onto window)
2101
2102 void wxMacMLTEClassicControl::MacSetObjectVisibility(Boolean vis)
2103 {
2104     ControlRef controlFocus = 0 ;
2105     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2106
2107     if ( controlFocus == m_controlRef && vis == false )
2108     {
2109         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
2110     }
2111     // we right now are always clipping as partial visibility (overlapped) visibility
2112     // is also a problem, if we run into further problems we might set the FrameBounds to an empty
2113     // rect here
2114 }
2115
2116 // make sure that the TXNObject is at the right position
2117
2118 void wxMacMLTEClassicControl::MacUpdatePosition()
2119 {
2120     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2121     if ( textctrl == NULL )
2122         return ;
2123
2124     Rect bounds ;
2125     UMAGetControlBoundsInWindowCoords(m_controlRef, &bounds);
2126
2127     if ( !EqualRect( &bounds , &m_txnControlBounds ) )
2128     {
2129         // old position
2130         Rect oldBounds = m_txnControlBounds ;
2131         m_txnControlBounds = bounds ;
2132         wxMacWindowClipper cl(textctrl) ;
2133
2134 #ifdef __WXMAC_OSX__
2135         bool isCompositing = textctrl->MacGetTopLevelWindow()->MacUsesCompositing() ;
2136         if ( m_sbHorizontal || m_sbVertical )
2137         {
2138             int w = bounds.right - bounds.left ;
2139             int h = bounds.bottom - bounds.top ;
2140
2141             if ( m_sbHorizontal )
2142             {
2143                 Rect sbBounds ;
2144
2145                 sbBounds.left = -1 ;
2146                 sbBounds.top = h - 14 ;
2147                 sbBounds.right = w + 1 ;
2148                 sbBounds.bottom = h + 1 ;
2149
2150                 if ( !isCompositing )
2151                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2152
2153                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
2154                 SetControlViewSize( m_sbHorizontal , w ) ;
2155             }
2156             if ( m_sbVertical )
2157             {
2158                 Rect sbBounds ;
2159
2160                 sbBounds.left = w - 14 ;
2161                 sbBounds.top = -1 ;
2162                 sbBounds.right = w + 1 ;
2163                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1  ;
2164
2165                 if ( !isCompositing )
2166                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2167
2168                 SetControlBounds( m_sbVertical , &sbBounds ) ;
2169                 SetControlViewSize( m_sbVertical , h ) ;
2170             }
2171         }
2172         TXNSetFrameBounds( m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
2173             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) , m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ), m_txnFrameID);
2174 #else
2175
2176         TXNSetFrameBounds( m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
2177             wxMax( m_txnControlBounds.bottom , m_txnControlBounds.top ) ,
2178             wxMax( m_txnControlBounds.right , m_txnControlBounds.left ) , m_txnFrameID);
2179
2180         // the SetFrameBounds method unter classic sometimes does not correctly scroll a selection into sight after a
2181         // movement, therefore we have to force it
2182
2183         TXNLongRect textRect ;
2184         TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;
2185         if ( textRect.left < m_txnControlBounds.left )
2186         {
2187             TXNShowSelection( m_txn , false ) ;
2188         }
2189 #endif
2190     }
2191 }
2192
2193 void wxMacMLTEClassicControl::SetRect( Rect *r )
2194 {
2195     wxMacControl::SetRect( r ) ;
2196     MacUpdatePosition() ;
2197 }
2198
2199 void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart)
2200 {
2201     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2202     if ( textctrl == NULL )
2203         return ;
2204
2205     if ( textctrl->MacIsReallyShown() )
2206     {
2207         wxMacWindowClipper clipper( textctrl ) ;
2208         TXNDraw( m_txn , NULL ) ;
2209     }
2210 }
2211
2212 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
2213 {
2214     Point where = { y , x } ;
2215     ControlPartCode result;
2216
2217     result = 0;
2218     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2219     if ( textctrl == NULL )
2220         return 0 ;
2221
2222     if (textctrl->MacIsReallyShown() )
2223     {
2224         if (PtInRect(where, &m_txnControlBounds))
2225             result = kControlEditTextPart ;
2226         else
2227         {
2228             // sometimes we get the coords also in control local coordinates, therefore test again
2229             if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2230             {
2231                 int x = 0 , y = 0 ;
2232                 textctrl->MacClientToRootWindow( &x , &y ) ;
2233                 where.h += x ;
2234                 where.v += y ;
2235             }
2236             if (PtInRect(where, &m_txnControlBounds))
2237                 result = kControlEditTextPart ;
2238             else
2239                 result = 0;
2240         }
2241     }
2242     return result;
2243 }
2244
2245 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* actionProc )
2246 {
2247     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2248     if ( textctrl == NULL )
2249         return 0;
2250
2251     ControlPartCode partCodeResult = 0;
2252
2253     if (textctrl->MacIsReallyShown() )
2254     {
2255         Point startPt = { y ,x } ;
2256         // for compositing, we must convert these into toplevel window coordinates, because hittesting expects them
2257         if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2258         {
2259             int x = 0 , y = 0 ;
2260             textctrl->MacClientToRootWindow( &x , &y ) ;
2261             startPt.h += x ;
2262             startPt.v += y ;
2263         }
2264
2265         switch (MacControlUserPaneHitTestProc( startPt.h , startPt.v ))
2266         {
2267             case kControlEditTextPart :
2268             {
2269                 wxMacWindowClipper clipper( textctrl ) ;
2270
2271                 EventRecord rec ;
2272                 ConvertEventRefToEventRecord( (EventRef) wxTheApp->MacGetCurrentEvent() , &rec ) ;
2273                 TXNClick( m_txn, &rec );
2274
2275             }
2276             break;
2277         }
2278     }
2279     return partCodeResult;
2280 }
2281
2282 void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
2283 {
2284     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2285     if ( textctrl == NULL )
2286         return ;
2287
2288     if (textctrl->MacIsReallyShown())
2289     {
2290         if (IsControlActive(m_controlRef))
2291         {
2292             Point mousep;
2293
2294             wxMacWindowClipper clipper( textctrl ) ;
2295             GetMouse(&mousep);
2296
2297             TXNIdle(m_txn);
2298
2299             if (PtInRect(mousep, &m_txnControlBounds))
2300             {
2301                 RgnHandle theRgn;
2302                 RectRgn((theRgn = NewRgn()), &m_txnControlBounds);
2303                 TXNAdjustCursor(m_txn, theRgn);
2304                 DisposeRgn(theRgn);
2305             }
2306         }
2307     }
2308 }
2309
2310 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
2311 {
2312     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2313     if ( textctrl == NULL )
2314         return 0;
2315
2316     wxMacWindowClipper clipper( textctrl ) ;
2317
2318     EventRecord ev ;
2319     memset( &ev , 0 , sizeof( ev ) ) ;
2320     ev.what = keyDown ;
2321     ev.modifiers = modifiers ;
2322     ev.message = (( keyCode << 8 ) & keyCodeMask ) + ( charCode & charCodeMask ) ;
2323     TXNKeyDown( m_txn , &ev);
2324
2325     return kControlEntireControl;
2326 }
2327
2328 void wxMacMLTEClassicControl::MacControlUserPaneActivateProc( bool activating)
2329 {
2330     MacActivatePaneText( activating );
2331 }
2332
2333 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)
2334 {
2335     ControlPartCode focusResult;
2336
2337     focusResult = kControlFocusNoPart;
2338     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2339     if ( textctrl == NULL )
2340         return 0;
2341
2342     wxMacWindowClipper clipper( textctrl ) ;
2343
2344     ControlRef controlFocus = 0 ;
2345     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2346     bool wasFocused = ( controlFocus == m_controlRef ) ;
2347
2348     switch (action)
2349     {
2350         case kControlFocusPrevPart:
2351         case kControlFocusNextPart:
2352             MacFocusPaneText( ( !wasFocused));
2353             focusResult = (!wasFocused) ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart;
2354             break;
2355
2356         case kControlFocusNoPart:
2357         default:
2358             MacFocusPaneText( false);
2359             focusResult = kControlFocusNoPart;
2360             break;
2361     }
2362
2363     return focusResult;
2364 }
2365
2366 void wxMacMLTEClassicControl::MacControlUserPaneBackgroundProc( void *info )
2367 {
2368 }
2369
2370 wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
2371                          const wxString& str,
2372                          const wxPoint& pos,
2373                          const wxSize& size, long style ) : wxMacMLTEControl( wxPeer )
2374 {
2375     m_font = wxPeer->GetFont() ;
2376     m_windowStyle = style ;
2377     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2378     wxString st = str ;
2379     wxMacConvertNewlines10To13( &st ) ;
2380
2381     short featurSet;
2382
2383     featurSet = kControlSupportsEmbedding | kControlSupportsFocus  | kControlWantsIdle
2384             | kControlWantsActivate  | kControlHandlesTracking // | kControlHasSpecialBackground
2385             | kControlGetsFocusOnClick | kControlSupportsLiveFeedback;
2386
2387     verify_noerr( ::CreateUserPaneControl( MAC_WXHWND(wxPeer->GetParent()->MacGetTopLevelWindowRef()), &bounds, featurSet, &m_controlRef ) );
2388
2389     DoCreate();
2390
2391     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
2392
2393     AdjustCreationAttributes( *wxWHITE , true) ;
2394
2395     wxMacWindowClipper clipper( m_peer ) ;
2396     SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2397     TXNSetSelection( m_txn, 0, 0);
2398 }
2399
2400 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()
2401 {
2402     TXNDeleteObject(m_txn);
2403     m_txn = NULL ;
2404 }
2405
2406 void wxMacMLTEClassicControl::VisibilityChanged(bool shown)
2407 {
2408     MacSetObjectVisibility( shown ) ;
2409     wxMacControl::VisibilityChanged( shown ) ;
2410 }
2411
2412 void wxMacMLTEClassicControl::SuperChangedPosition()
2413 {
2414     MacUpdatePosition() ;
2415     wxMacControl::SuperChangedPosition() ;
2416 }
2417
2418 #ifdef __WXMAC_OSX__
2419
2420 ControlUserPaneDrawUPP gTPDrawProc = NULL;
2421 ControlUserPaneHitTestUPP gTPHitProc = NULL;
2422 ControlUserPaneTrackingUPP gTPTrackProc = NULL;
2423 ControlUserPaneIdleUPP gTPIdleProc = NULL;
2424 ControlUserPaneKeyDownUPP gTPKeyProc = NULL;
2425 ControlUserPaneActivateUPP gTPActivateProc = NULL;
2426 ControlUserPaneFocusUPP gTPFocusProc = NULL;
2427
2428 static pascal void wxMacControlUserPaneDrawProc(ControlRef control, SInt16 part)
2429 {
2430     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2431     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2432     if ( win )
2433         win->MacControlUserPaneDrawProc(part) ;
2434 }
2435
2436 static pascal ControlPartCode wxMacControlUserPaneHitTestProc(ControlRef control, Point where)
2437 {
2438     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2439     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2440     if ( win )
2441         return win->MacControlUserPaneHitTestProc(where.h , where.v) ;
2442     else
2443         return kControlNoPart ;
2444 }
2445
2446 static pascal ControlPartCode wxMacControlUserPaneTrackingProc(ControlRef control, Point startPt, ControlActionUPP actionProc)
2447 {
2448     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2449     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2450     if ( win )
2451         return win->MacControlUserPaneTrackingProc( startPt.h , startPt.v , (void*) actionProc) ;
2452     else
2453         return kControlNoPart ;
2454 }
2455
2456 static pascal void wxMacControlUserPaneIdleProc(ControlRef control)
2457 {
2458     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2459     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2460     if ( win )
2461         win->MacControlUserPaneIdleProc() ;
2462 }
2463
2464 static pascal ControlPartCode wxMacControlUserPaneKeyDownProc(ControlRef control, SInt16 keyCode, SInt16 charCode, SInt16 modifiers)
2465 {
2466     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2467     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2468     if ( win )
2469         return win->MacControlUserPaneKeyDownProc(keyCode,charCode,modifiers) ;
2470     else
2471         return kControlNoPart ;
2472 }
2473
2474 static pascal void wxMacControlUserPaneActivateProc(ControlRef control, Boolean activating)
2475 {
2476     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2477     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2478     if ( win )
2479         win->MacControlUserPaneActivateProc(activating) ;
2480 }
2481
2482 static pascal ControlPartCode wxMacControlUserPaneFocusProc(ControlRef control, ControlFocusPart action)
2483 {
2484     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2485     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2486     if ( win )
2487         return win->MacControlUserPaneFocusProc(action) ;
2488     else
2489         return kControlNoPart ;
2490 }
2491
2492 /*
2493 static pascal void wxMacControlUserPaneBackgroundProc(ControlRef control, ControlBackgroundPtr info)
2494 {
2495     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2496     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2497     if ( win )
2498         win->MacControlUserPaneBackgroundProc(info) ;
2499 }
2500 */
2501 #endif
2502
2503 // TXNRegisterScrollInfoProc
2504
2505 OSStatus wxMacMLTEClassicControl::DoCreate()
2506 {
2507     Rect bounds;
2508
2509     OSStatus err = noErr ;
2510
2511     /* set up our globals */
2512 #ifdef __WXMAC_OSX__
2513     if (gTPDrawProc == NULL) gTPDrawProc = NewControlUserPaneDrawUPP(wxMacControlUserPaneDrawProc);
2514     if (gTPHitProc == NULL) gTPHitProc = NewControlUserPaneHitTestUPP(wxMacControlUserPaneHitTestProc);
2515     if (gTPTrackProc == NULL) gTPTrackProc = NewControlUserPaneTrackingUPP(wxMacControlUserPaneTrackingProc);
2516     if (gTPIdleProc == NULL) gTPIdleProc = NewControlUserPaneIdleUPP(wxMacControlUserPaneIdleProc);
2517     if (gTPKeyProc == NULL) gTPKeyProc = NewControlUserPaneKeyDownUPP(wxMacControlUserPaneKeyDownProc);
2518     if (gTPActivateProc == NULL) gTPActivateProc = NewControlUserPaneActivateUPP(wxMacControlUserPaneActivateProc);
2519     if (gTPFocusProc == NULL) gTPFocusProc = NewControlUserPaneFocusUPP(wxMacControlUserPaneFocusProc);
2520
2521     if (gTXNScrollInfoProc == NULL ) gTXNScrollInfoProc = NewTXNScrollInfoUPP(TXNScrollInfoProc) ;
2522     if (gTXNScrollActionProc == NULL ) gTXNScrollActionProc = NewControlActionUPP(TXNScrollActionProc) ;
2523 #endif
2524
2525     /* set the initial settings for our private data */
2526
2527     m_txnWindow =GetControlOwner(m_controlRef);
2528     m_txnPort = (GrafPtr) GetWindowPort(m_txnWindow);
2529
2530 #ifdef __WXMAC_OSX__
2531     /* set up the user pane procedures */
2532     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneDrawProcTag, sizeof(gTPDrawProc), &gTPDrawProc);
2533     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneHitTestProcTag, sizeof(gTPHitProc), &gTPHitProc);
2534     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneTrackingProcTag, sizeof(gTPTrackProc), &gTPTrackProc);
2535     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneIdleProcTag, sizeof(gTPIdleProc), &gTPIdleProc);
2536     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneKeyDownProcTag, sizeof(gTPKeyProc), &gTPKeyProc);
2537     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneActivateProcTag, sizeof(gTPActivateProc), &gTPActivateProc);
2538     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneFocusProcTag, sizeof(gTPFocusProc), &gTPFocusProc);
2539 #endif
2540     /* calculate the rectangles used by the control */
2541     UMAGetControlBoundsInWindowCoords(m_controlRef, &bounds);
2542
2543     m_txnControlBounds = bounds ;
2544
2545     CGrafPtr        origPort = NULL ;
2546     GDHandle        origDev = NULL ;
2547     GetGWorld( &origPort , &origDev ) ;
2548     SetPort(m_txnPort);
2549
2550     /* create the new edit field */
2551
2552     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( m_windowStyle ) ;
2553
2554 #ifdef __WXMAC_OSX__
2555
2556     // the scrollbars are not correctly embedded but are inserted at the root
2557     // this gives us problems as we have erratic redraws even over the structure
2558     // area
2559
2560     m_sbHorizontal = 0 ;
2561     m_sbVertical = 0 ;
2562     m_lastHorizontalValue = 0 ;
2563     m_lastVerticalValue = 0 ;
2564
2565     Rect sb = { 0 , 0 , 0 , 0 } ;
2566     if ( frameOptions & kTXNWantVScrollBarMask )
2567     {
2568         CreateScrollBarControl( m_txnWindow , &sb , 0 , 0 , 100 , 1 , true , gTXNScrollActionProc , &m_sbVertical ) ;
2569         SetControlReference( m_sbVertical , (SInt32) this ) ;
2570         SetControlAction( m_sbVertical, gTXNScrollActionProc );
2571         ShowControl( m_sbVertical ) ;
2572         EmbedControl( m_sbVertical , m_controlRef ) ;
2573         frameOptions &= ~kTXNWantVScrollBarMask ;
2574     }
2575     if ( frameOptions & kTXNWantHScrollBarMask )
2576     {
2577         CreateScrollBarControl( m_txnWindow , &sb , 0 , 0 , 100 , 1 , true , gTXNScrollActionProc , &m_sbHorizontal ) ;
2578         SetControlReference( m_sbHorizontal , (SInt32) this ) ;
2579         SetControlAction( m_sbHorizontal, gTXNScrollActionProc );
2580         ShowControl( m_sbHorizontal ) ;
2581         EmbedControl( m_sbHorizontal , m_controlRef ) ;
2582         frameOptions &= ~(kTXNWantHScrollBarMask | kTXNDrawGrowIconMask);
2583     }
2584
2585 #endif
2586
2587     verify_noerr(TXNNewObject(NULL, m_txnWindow , &bounds,
2588                               frameOptions ,
2589                               kTXNTextEditStyleFrameType,
2590                               kTXNTextensionFile,
2591                               kTXNSystemDefaultEncoding,
2592                               &m_txn, &m_txnFrameID, NULL ) );
2593
2594 #ifdef __WXMAC_OSX__
2595     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32) this);
2596 #endif
2597
2598     SetGWorld( origPort , origDev ) ;
2599     return err;
2600 }
2601
2602 // ----------------------------------------------------------------------------
2603 // MLTE control implementation (OSX part)
2604 // ----------------------------------------------------------------------------
2605
2606 #if TARGET_API_MAC_OSX
2607
2608 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
2609
2610 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
2611                          const wxString& str,
2612                          const wxPoint& pos,
2613                          const wxSize& size, long style ) : wxMacMLTEControl( wxPeer )
2614 {
2615     m_font = wxPeer->GetFont() ;
2616     m_windowStyle = style ;
2617     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2618     wxString st = str ;
2619     wxMacConvertNewlines10To13( &st ) ;
2620
2621     HIRect hr = { bounds.left , bounds.top , bounds.right - bounds.left , bounds.bottom- bounds.top } ;
2622
2623     m_scrollView = NULL ;
2624     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( style ) ;
2625     if ( frameOptions & (kTXNWantVScrollBarMask|kTXNWantHScrollBarMask) )
2626     {
2627         HIScrollViewCreate(( frameOptions & kTXNWantHScrollBarMask ? kHIScrollViewOptionsHorizScroll : 0) |
2628             ( frameOptions & kTXNWantVScrollBarMask ? kHIScrollViewOptionsVertScroll: 0 ) , &m_scrollView ) ;
2629
2630         HIViewSetFrame( m_scrollView, &hr );
2631         HIViewSetVisible( m_scrollView, true );
2632     }
2633
2634     m_textView = NULL ;
2635     HITextViewCreate( NULL , 0, frameOptions , &m_textView ) ;
2636     m_txn = HITextViewGetTXNObject( m_textView) ;
2637     HIViewSetVisible( m_textView , true ) ;
2638     if ( m_scrollView )
2639     {
2640         HIViewAddSubview( m_scrollView , m_textView ) ;
2641         m_controlRef = m_scrollView ;
2642         wxPeer->MacInstallEventHandler( (WXWidget) m_textView  ) ;
2643     }
2644     else
2645     {
2646         HIViewSetFrame( m_textView, &hr );
2647         m_controlRef = m_textView ;
2648     }
2649
2650     AdjustCreationAttributes( *wxWHITE , true ) ;
2651
2652     wxMacWindowClipper c( m_peer ) ;
2653     SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2654
2655     TXNSetSelection( m_txn, 0, 0);
2656     TXNShowSelection( m_txn, kTXNShowStart);
2657
2658 }
2659
2660 OSStatus wxMacMLTEHIViewControl::SetFocus( ControlFocusPart focusPart )
2661 {
2662     return SetKeyboardFocus(  GetControlOwner( m_textView )  ,
2663         m_textView , focusPart ) ;
2664 }
2665
2666 bool wxMacMLTEHIViewControl::HasFocus() const
2667 {
2668     ControlRef control ;
2669     GetKeyboardFocus( GetUserFocusWindow() , &control ) ;
2670     return control == m_textView ;
2671 }
2672
2673 #endif // MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
2674
2675
2676 #endif
2677
2678 #endif // wxUSE_TEXTCTRL