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 <Scrap.h>
  56 #endif
  57
  58 #ifndef __DARWIN__
  59 #include <MacTextEditor.h>
  60 #include <ATSUnicode.h>
  61 #include <TextCommon.h>
  62 #include <TextEncodingConverter.h>
  63 #endif
  64
  65 #include "wx/mac/uma.h"
  66
  67
  68 // if this is set to 1 then under OSX 10.2 the 'classic' MLTE implementation will be used
  69 // if set to 0 then the unicode textctrl will be used
  70 #ifndef wxMAC_AWAYS_USE_MLTE
  71 #define wxMAC_AWAYS_USE_MLTE 1
  72 #endif
  73
  74 #ifndef __WXMAC_OSX__
  75 enum
  76 {
  77     kTXNVisibilityTag = 'visb' // set the visibility state of the object
  78 };
  79 #endif
  80
  81
  82 class wxMacFunctor
  83 {
  84 public :
  85     wxMacFunctor() {}
  86     virtual ~wxMacFunctor() {}
  87
  88     virtual void* operator()() = 0 ;
  89
  90     static void* CallBackProc( void *param )
  91     {
  92         wxMacFunctor* f = (wxMacFunctor*) param ;
  93         void *result = (*f)() ;
  94         return result ;
  95     }
  96 } ;
  97
  98 template<typename classtype, typename param1type>
  99
 100 class wxMacObjectFunctor1 : public wxMacFunctor
 101 {
 102     typedef void (classtype::*function)( param1type p1 ) ;
 103     typedef void (classtype::*ref_function)( const param1type& p1 ) ;
 104 public :
 105     wxMacObjectFunctor1( classtype *obj , function f , param1type p1 ) :
 106         wxMacFunctor()
 107     {
 108         m_object = obj ;
 109         m_function = f ;
 110         m_param1 = p1 ;
 111     }
 112
 113     wxMacObjectFunctor1( classtype *obj , ref_function f , param1type p1 ) :
 114         wxMacFunctor()
 115     {
 116         m_object = obj ;
 117         m_refFunction = f ;
 118         m_param1 = p1 ;
 119     }
 120
 121     ~wxMacObjectFunctor1() {}
 122
 123     virtual void* operator()()
 124     {
 125         (m_object->*m_function)( m_param1 ) ;
 126         return NULL ;
 127     }
 128
 129 private :
 130     classtype* m_object ;
 131     param1type m_param1 ;
 132     union
 133     {
 134         function m_function ;
 135         ref_function m_refFunction ;
 136     } ;
 137 } ;
 138
 139 template<typename classtype, typename param1type>
 140 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 141 {
 142     wxMacObjectFunctor1<classtype, param1type> params(object, function, p1) ;
 143     void *result =
 144         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 145     return result ;
 146 }
 147
 148 template<typename classtype, typename param1type>
 149 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 150 {
 151     wxMacObjectFunctor1<classtype,param1type> params(object, function, p1) ;
 152     void *result =
 153         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 154     return result ;
 155 }
 156
 157 template<typename classtype, typename param1type>
 158 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 159 {
 160     wxMutexGuiLeave() ;
 161     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 162     wxMutexGuiEnter() ;
 163     return result ;
 164 }
 165
 166 template<typename classtype, typename param1type>
 167 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 168 {
 169     wxMutexGuiLeave() ;
 170     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 171     wxMutexGuiEnter() ;
 172     return result ;
 173 }
 174
 175 // common interface for all implementations
 176 class wxMacTextControl : public wxMacControl
 177 {
 178 public :
 179     wxMacTextControl( wxTextCtrl *peer ) ;
 180     ~wxMacTextControl() ;
 181
 182     virtual wxString GetStringValue() const = 0 ;
 183     virtual void SetStringValue( const wxString &val ) = 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 SetStyle( long start, long end, const wxTextAttr& style ) ;
 189     virtual void Copy() ;
 190     virtual void Cut() ;
 191     virtual void Paste() ;
 192     virtual bool CanPaste() const ;
 193     virtual void SetEditable( bool editable ) ;
 194     virtual wxTextPos GetLastPosition() const ;
 195     virtual void Replace( long from, long to, const wxString &str ) ;
 196     virtual void Remove( long from, long to ) ;
 197
 198
 199     virtual bool HasOwnContextMenu() const
 200     { return false ; }
 201
 202     virtual bool SetupCursor( const wxPoint& pt )
 203     { return false ; }
 204
 205     virtual void Clear() ;
 206     virtual bool CanUndo() const;
 207     virtual void Undo() ;
 208     virtual bool CanRedo() const;
 209     virtual void Redo() ;
 210     virtual int GetNumberOfLines() const ;
 211     virtual long XYToPosition(long x, long y) const;
 212     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 213     virtual void ShowPosition(long WXUNUSED(pos)) ;
 214     virtual int GetLineLength(long lineNo) const ;
 215     virtual wxString GetLineText(long lineNo) const ;
 216
 217 #ifndef __WXMAC_OSX__
 218     virtual void            MacControlUserPaneDrawProc(wxInt16 part) = 0 ;
 219     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) = 0 ;
 220     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) = 0 ;
 221     virtual void            MacControlUserPaneIdleProc() = 0 ;
 222     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) = 0 ;
 223     virtual void            MacControlUserPaneActivateProc(bool activating) = 0 ;
 224     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) = 0 ;
 225     virtual void            MacControlUserPaneBackgroundProc(void* info) = 0 ;
 226 #endif
 227 } ;
 228
 229 // common parts for implementations based on MLTE
 230
 231 class wxMacMLTEControl : public wxMacTextControl
 232 {
 233 public :
 234     wxMacMLTEControl( wxTextCtrl *peer ) ;
 235
 236     virtual wxString GetStringValue() const ;
 237     virtual void SetStringValue( const wxString &str ) ;
 238
 239     static TXNFrameOptions FrameOptionsFromWXStyle( long wxStyle ) ;
 240
 241     void AdjustCreationAttributes( const wxColour& background, bool visible ) ;
 242
 243     virtual void SetFont( const wxFont & font, const wxColour& foreground, long windowStyle ) ;
 244     virtual void SetBackground( const wxBrush &brush ) ;
 245     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 246     virtual void Copy() ;
 247     virtual void Cut() ;
 248     virtual void Paste() ;
 249     virtual bool CanPaste() const ;
 250     virtual void SetEditable( bool editable ) ;
 251     virtual wxTextPos GetLastPosition() const ;
 252     virtual void Replace( long from, long to, const wxString &str ) ;
 253     virtual void Remove( long from, long to ) ;
 254     virtual void GetSelection( long* from, long* to ) const ;
 255     virtual void SetSelection( long from, long to ) ;
 256
 257     virtual void WriteText( const wxString& str ) ;
 258
 259     virtual bool HasOwnContextMenu() const
 260     {
 261 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
 262         if ( UMAGetSystemVersion() >= 0x1040 )
 263         {
 264             TXNCommandEventSupportOptions options ;
 265             TXNGetCommandEventSupport( m_txn , & options ) ;
 266             return options & kTXNSupportEditCommandProcessing ;
 267         }
 268 #endif
 269
 270         return false ;
 271     }
 272
 273     virtual void Clear() ;
 274
 275     virtual bool CanUndo() const ;
 276     virtual void Undo() ;
 277     virtual bool CanRedo()  const;
 278     virtual void Redo() ;
 279     virtual int GetNumberOfLines() const ;
 280     virtual long XYToPosition(long x, long y) const ;
 281     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 282     virtual void ShowPosition( long pos ) ;
 283     virtual int GetLineLength(long lineNo) const ;
 284     virtual wxString GetLineText(long lineNo) const ;
 285
 286     void SetTXNData( const wxString& st , TXNOffset start , TXNOffset end ) ;
 287     TXNObject GetTXNObject() { return m_txn ; }
 288
 289 protected :
 290     void TXNSetAttribute( const wxTextAttr& style , long from , long to ) ;
 291
 292     TXNObject m_txn ;
 293 } ;
 294
 295 #if TARGET_API_MAC_OSX
 296
 297 // implementation available under OSX
 298
 299 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 300
 301 class wxMacMLTEHIViewControl : public wxMacMLTEControl
 302 {
 303 public :
 304     wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
 305                              const wxString& str,
 306                              const wxPoint& pos,
 307                              const wxSize& size, long style ) ;
 308     ~wxMacMLTEHIViewControl() ;
 309
 310     virtual OSStatus SetFocus( ControlFocusPart focusPart ) ;
 311     virtual bool HasFocus() const ;
 312     virtual void SetBackground( const wxBrush &brush) ;
 313
 314 protected :
 315     HIViewRef m_scrollView ;
 316     HIViewRef m_textView ;
 317     EventHandlerRef m_textEventHandlerRef ;
 318 };
 319
 320 #endif
 321
 322 class wxMacUnicodeTextControl : public wxMacTextControl
 323 {
 324 public :
 325     wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
 326                              const wxString& str,
 327                              const wxPoint& pos,
 328                              const wxSize& size, long style ) ;
 329     ~wxMacUnicodeTextControl();
 330
 331     virtual void VisibilityChanged(bool shown);
 332     virtual wxString GetStringValue() const ;
 333     virtual void SetStringValue( const wxString &str) ;
 334     virtual void Copy();
 335     virtual void Cut();
 336     virtual void Paste();
 337     virtual bool CanPaste() const;
 338     virtual void SetEditable(bool editable) ;
 339     virtual void GetSelection( long* from, long* to) const ;
 340     virtual void SetSelection( long from , long to ) ;
 341     virtual void WriteText(const wxString& str) ;
 342
 343 protected :
 344     // contains the tag for the content (is different for password and non-password controls)
 345     OSType m_valueTag ;
 346
 347     // as the selection tag only works correctly when the control has the focus we have to mirror the
 348     // intended value
 349     EventHandlerRef m_focusHandlerRef ;
 350 public :
 351     ControlEditTextSelectionRec m_selection ;
 352 };
 353
 354 #endif
 355
 356 // 'classic' MLTE implementation
 357
 358 class wxMacMLTEClassicControl : public wxMacMLTEControl
 359 {
 360 public :
 361     wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
 362                              const wxString& str,
 363                              const wxPoint& pos,
 364                              const wxSize& size, long style ) ;
 365     ~wxMacMLTEClassicControl() ;
 366
 367     virtual void VisibilityChanged(bool shown) ;
 368     virtual void SuperChangedPosition() ;
 369
 370     virtual void            MacControlUserPaneDrawProc(wxInt16 part) ;
 371     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) ;
 372     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) ;
 373     virtual void            MacControlUserPaneIdleProc() ;
 374     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) ;
 375     virtual void            MacControlUserPaneActivateProc(bool activating) ;
 376     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) ;
 377     virtual void            MacControlUserPaneBackgroundProc(void* info) ;
 378
 379     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 380     {
 381         MacControlUserPaneIdleProc();
 382         return true;
 383     }
 384
 385     virtual void            SetRect( Rect *r ) ;
 386
 387 protected :
 388     OSStatus                 DoCreate();
 389
 390     void                    MacUpdatePosition() ;
 391     void                    MacActivatePaneText(bool setActive) ;
 392     void                    MacFocusPaneText(bool setFocus) ;
 393     void                    MacSetObjectVisibility(bool vis) ;
 394
 395 private :
 396     TXNFrameID              m_txnFrameID ;
 397     GrafPtr                 m_txnPort ;
 398     WindowRef               m_txnWindow ;
 399     // bounds of the control as we last did set the txn frames
 400     Rect                    m_txnControlBounds ;
 401     Rect                    m_txnVisBounds ;
 402
 403 #ifdef __WXMAC_OSX__
 404     static pascal void TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode ) ;
 405     static pascal void TXNScrollInfoProc(
 406         SInt32 iValue, SInt32 iMaximumValue,
 407         TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon ) ;
 408
 409     ControlRef              m_sbHorizontal ;
 410     SInt32                  m_lastHorizontalValue ;
 411     ControlRef              m_sbVertical ;
 412     SInt32                  m_lastVerticalValue ;
 413 #endif
 414 };
 415
 416
 417 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase)
 418
 419 BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase)
 420     EVT_ERASE_BACKGROUND( wxTextCtrl::OnEraseBackground )
 421     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
 422     EVT_CHAR(wxTextCtrl::OnChar)
 423     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
 424     EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
 425     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
 426     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
 427     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
 428     EVT_MENU(wxID_CLEAR, wxTextCtrl::OnDelete)
 429     EVT_MENU(wxID_SELECTALL, wxTextCtrl::OnSelectAll)
 430
 431     EVT_CONTEXT_MENU(wxTextCtrl::OnContextMenu)
 432
 433     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
 434     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
 435     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
 436     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
 437     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 438     EVT_UPDATE_UI(wxID_CLEAR, wxTextCtrl::OnUpdateDelete)
 439     EVT_UPDATE_UI(wxID_SELECTALL, wxTextCtrl::OnUpdateSelectAll)
 440 END_EVENT_TABLE()
 441
 442
 443 void wxTextCtrl::Init()
 444 {
 445     m_editable = true ;
 446     m_dirty = false;
 447
 448     m_maxLength = 0;
 449     m_privateContextMenu = NULL;
 450     m_triggerOnSetValue = true ;
 451 }
 452
 453 wxTextCtrl::~wxTextCtrl()
 454 {
 455     delete m_privateContextMenu;
 456 }
 457
 458 bool wxTextCtrl::Create( wxWindow *parent,
 459     wxWindowID id,
 460     const wxString& str,
 461     const wxPoint& pos,
 462     const wxSize& size,
 463     long style,
 464     const wxValidator& validator,
 465     const wxString& name )
 466 {
 467     m_macIsUserPane = false ;
 468     m_editable = true ;
 469
 470     if ( ! (style & wxNO_BORDER) )
 471         style = (style & ~wxBORDER_MASK) | wxSUNKEN_BORDER ;
 472
 473     if ( !wxTextCtrlBase::Create( parent, id, pos, size, style & ~(wxHSCROLL | wxVSCROLL), validator, name ) )
 474         return false;
 475
 476     if ( m_windowStyle & wxTE_MULTILINE )
 477     {
 478         wxASSERT_MSG(
 479             !(m_windowStyle & wxTE_PROCESS_ENTER),
 480             wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
 481
 482         m_windowStyle |= wxTE_PROCESS_ENTER;
 483         style |= wxTE_PROCESS_ENTER ;
 484     }
 485
 486     bool forceMLTE = false ;
 487
 488 #if wxUSE_SYSTEM_OPTIONS
 489     if (wxSystemOptions::HasOption( wxMAC_TEXTCONTROL_USE_MLTE ) && (wxSystemOptions::GetOptionInt( wxMAC_TEXTCONTROL_USE_MLTE ) == 1))
 490     {
 491         forceMLTE = true ;
 492     }
 493 #endif
 494
 495 #ifdef __WXMAC_OSX__
 496 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 497     if ( UMAGetSystemVersion() >= 0x1030 && !forceMLTE )
 498     {
 499         if ( m_windowStyle & wxTE_MULTILINE )
 500             m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
 501     }
 502 #endif
 503
 504     if ( !m_peer )
 505     {
 506         if ( !(m_windowStyle & wxTE_MULTILINE) && !forceMLTE )
 507             m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
 508     }
 509 #endif
 510
 511     if ( !m_peer )
 512         m_peer = new wxMacMLTEClassicControl( this , str , pos , size , style ) ;
 513
 514     MacPostControlCreate(pos, size) ;
 515
 516     // only now the embedding is correct and we can do a positioning update
 517
 518     MacSuperChangedPosition() ;
 519
 520     if ( m_windowStyle & wxTE_READONLY)
 521         SetEditable( false ) ;
 522
 523     SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;
 524
 525     return true;
 526 }
 527
 528 void wxTextCtrl::MacSuperChangedPosition()
 529 {
 530     wxWindow::MacSuperChangedPosition() ;
 531     GetPeer()->SuperChangedPosition() ;
 532 }
 533
 534 void wxTextCtrl::MacVisibilityChanged()
 535 {
 536     GetPeer()->VisibilityChanged( MacIsReallyShown() ) ;
 537 }
 538
 539 void wxTextCtrl::MacEnabledStateChanged()
 540 {
 541 }
 542
 543 wxString wxTextCtrl::GetValue() const
 544 {
 545     return GetPeer()->GetStringValue() ;
 546 }
 547
 548 void wxTextCtrl::GetSelection(long* from, long* to) const
 549 {
 550     GetPeer()->GetSelection( from , to ) ;
 551 }
 552
 553 void wxTextCtrl::SetValue(const wxString& str)
 554 {
 555     // optimize redraws
 556     if ( GetValue() == str )
 557         return ;
 558
 559     GetPeer()->SetStringValue( str ) ;
 560
 561     if ( m_triggerOnSetValue )
 562     {
 563         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 564         event.SetString( GetValue() );
 565         event.SetEventObject( this );
 566         GetEventHandler()->ProcessEvent( event );
 567     }
 568 }
 569
 570 void wxTextCtrl::SetMaxLength(unsigned long len)
 571 {
 572     m_maxLength = len ;
 573 }
 574
 575 bool wxTextCtrl::SetFont( const wxFont& font )
 576 {
 577     if ( !wxTextCtrlBase::SetFont( font ) )
 578         return false ;
 579
 580     GetPeer()->SetFont( font , GetForegroundColour() , GetWindowStyle() ) ;
 581
 582     return true ;
 583 }
 584
 585 bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
 586 {
 587     GetPeer()->SetStyle( start , end , style ) ;
 588
 589     return true ;
 590 }
 591
 592 bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style)
 593 {
 594     wxTextCtrlBase::SetDefaultStyle( style ) ;
 595     SetStyle( kTXNUseCurrentSelection , kTXNUseCurrentSelection , GetDefaultStyle() ) ;
 596
 597     return true ;
 598 }
 599
 600 // Clipboard operations
 601
 602 void wxTextCtrl::Copy()
 603 {
 604     if (CanCopy())
 605         GetPeer()->Copy() ;
 606 }
 607
 608 void wxTextCtrl::Cut()
 609 {
 610     if (CanCut())
 611     {
 612         GetPeer()->Cut() ;
 613
 614         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 615         event.SetEventObject( this );
 616         GetEventHandler()->ProcessEvent( event );
 617       }
 618 }
 619
 620 void wxTextCtrl::Paste()
 621 {
 622     if (CanPaste())
 623     {
 624         GetPeer()->Paste() ;
 625
 626         // TODO: eventually we should add setting the default style again
 627
 628         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 629         event.SetEventObject( this );
 630         GetEventHandler()->ProcessEvent( event );
 631     }
 632 }
 633
 634 bool wxTextCtrl::CanCopy() const
 635 {
 636     // Can copy if there's a selection
 637     long from, to;
 638     GetSelection( &from, &to );
 639
 640     return (from != to);
 641 }
 642
 643 bool wxTextCtrl::CanCut() const
 644 {
 645     if ( !IsEditable() )
 646         return false;
 647
 648     // Can cut if there's a selection
 649     long from, to;
 650     GetSelection( &from, &to );
 651
 652     return (from != to);
 653 }
 654
 655 bool wxTextCtrl::CanPaste() const
 656 {
 657     if (!IsEditable())
 658         return false;
 659
 660     return GetPeer()->CanPaste() ;
 661 }
 662
 663 void wxTextCtrl::SetEditable(bool editable)
 664 {
 665     if ( editable != m_editable )
 666     {
 667         m_editable = editable ;
 668         GetPeer()->SetEditable( editable ) ;
 669     }
 670 }
 671
 672 void wxTextCtrl::SetInsertionPoint(long pos)
 673 {
 674     SetSelection( pos , pos ) ;
 675 }
 676
 677 void wxTextCtrl::SetInsertionPointEnd()
 678 {
 679     wxTextPos pos = GetLastPosition();
 680     SetInsertionPoint( pos );
 681 }
 682
 683 long wxTextCtrl::GetInsertionPoint() const
 684 {
 685     long begin, end ;
 686     GetSelection( &begin , &end ) ;
 687
 688     return begin ;
 689 }
 690
 691 wxTextPos wxTextCtrl::GetLastPosition() const
 692 {
 693     return GetPeer()->GetLastPosition() ;
 694 }
 695
 696 void wxTextCtrl::Replace(long from, long to, const wxString& str)
 697 {
 698     GetPeer()->Replace( from , to , str ) ;
 699 }
 700
 701 void wxTextCtrl::Remove(long from, long to)
 702 {
 703     GetPeer()->Remove( from , to ) ;
 704 }
 705
 706 void wxTextCtrl::SetSelection(long from, long to)
 707 {
 708     GetPeer()->SetSelection( from , to ) ;
 709 }
 710
 711 bool wxTextCtrl::LoadFile(const wxString& file)
 712 {
 713     return wxTextCtrlBase::LoadFile( file );
 714 }
 715
 716 void wxTextCtrl::WriteText(const wxString& str)
 717 {
 718     // TODO: this MPRemoting will be moved into a remoting peer proxy for any command
 719     if ( !wxIsMainThread() )
 720     {
 721         // unfortunately CW 8 is not able to correctly deduce the template types,
 722         // so we have to instantiate explicitly
 723         wxMacMPRemoteGUICall<wxTextCtrl,wxString>( this , &wxTextCtrl::WriteText , str ) ;
 724
 725         return ;
 726     }
 727
 728     GetPeer()->WriteText( str ) ;
 729 }
 730
 731 void wxTextCtrl::AppendText(const wxString& text)
 732 {
 733     SetInsertionPointEnd();
 734     WriteText( text );
 735 }
 736
 737 void wxTextCtrl::Clear()
 738 {
 739     GetPeer()->Clear() ;
 740 }
 741
 742 bool wxTextCtrl::IsModified() const
 743 {
 744     return m_dirty;
 745 }
 746
 747 bool wxTextCtrl::IsEditable() const
 748 {
 749     return IsEnabled() && m_editable ;
 750 }
 751
 752 bool wxTextCtrl::AcceptsFocus() const
 753 {
 754     // we don't want focus if we can't be edited
 755     return /*IsEditable() && */ wxControl::AcceptsFocus();
 756 }
 757
 758 wxSize wxTextCtrl::DoGetBestSize() const
 759 {
 760     int wText, hText;
 761
 762     // these are the numbers from the HIG:
 763     // we reduce them by the borders first
 764     wText = 100 ;
 765
 766     switch ( m_windowVariant )
 767     {
 768         case wxWINDOW_VARIANT_NORMAL :
 769             hText = 22 - 6 ;
 770             break ;
 771
 772         case wxWINDOW_VARIANT_SMALL :
 773             hText = 19 - 6 ;
 774             break ;
 775
 776         case wxWINDOW_VARIANT_MINI :
 777             hText = 15 - 6 ;
 778             break ;
 779
 780         default :
 781             hText = 22 - 6;
 782             break ;
 783     }
 784
 785     // as the above numbers have some free space around the text
 786     // we get 5 lines like this anyway
 787     if ( m_windowStyle & wxTE_MULTILINE )
 788          hText *= 5 ;
 789
 790     if ( !HasFlag(wxNO_BORDER) )
 791         hText += 6 ;
 792
 793     return wxSize(wText, hText);
 794 }
 795
 796 // ----------------------------------------------------------------------------
 797 // Undo/redo
 798 // ----------------------------------------------------------------------------
 799
 800 void wxTextCtrl::Undo()
 801 {
 802     if (CanUndo())
 803         GetPeer()->Undo() ;
 804 }
 805
 806 void wxTextCtrl::Redo()
 807 {
 808     if (CanRedo())
 809         GetPeer()->Redo() ;
 810 }
 811
 812 bool wxTextCtrl::CanUndo() const
 813 {
 814     if ( !IsEditable() )
 815         return false ;
 816
 817     return GetPeer()->CanUndo() ;
 818 }
 819
 820 bool wxTextCtrl::CanRedo() const
 821 {
 822     if ( !IsEditable() )
 823         return false ;
 824
 825     return GetPeer()->CanRedo() ;
 826 }
 827
 828 void wxTextCtrl::MarkDirty()
 829 {
 830     m_dirty = true;
 831 }
 832
 833 void wxTextCtrl::DiscardEdits()
 834 {
 835     m_dirty = false;
 836 }
 837
 838 int wxTextCtrl::GetNumberOfLines() const
 839 {
 840     return GetPeer()->GetNumberOfLines() ;
 841 }
 842
 843 long wxTextCtrl::XYToPosition(long x, long y) const
 844 {
 845     return GetPeer()->XYToPosition( x , y ) ;
 846 }
 847
 848 bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
 849 {
 850     return GetPeer()->PositionToXY( pos , x , y ) ;
 851 }
 852
 853 void wxTextCtrl::ShowPosition(long pos)
 854 {
 855     return GetPeer()->ShowPosition(pos) ;
 856 }
 857
 858 int wxTextCtrl::GetLineLength(long lineNo) const
 859 {
 860     return GetPeer()->GetLineLength(lineNo) ;
 861 }
 862
 863 wxString wxTextCtrl::GetLineText(long lineNo) const
 864 {
 865     return GetPeer()->GetLineText(lineNo) ;
 866 }
 867
 868 void wxTextCtrl::Command(wxCommandEvent & event)
 869 {
 870     SetValue(event.GetString());
 871     ProcessCommand(event);
 872 }
 873
 874 void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
 875 {
 876     // By default, load the first file into the text window.
 877     if (event.GetNumberOfFiles() > 0)
 878         LoadFile( event.GetFiles()[0] );
 879 }
 880
 881 void wxTextCtrl::OnEraseBackground(wxEraseEvent& event)
 882 {
 883     // all erasing should be done by the real mac control implementation
 884     // while this is true for MLTE under classic, the HITextView is somehow
 885     // transparent but background erase is not working correctly, so intercept
 886     // things while we can...
 887     event.Skip() ;
 888 }
 889
 890 void wxTextCtrl::OnChar(wxKeyEvent& event)
 891 {
 892     int key = event.GetKeyCode() ;
 893     bool eat_key = false ;
 894
 895     if ( key == 'a' && event.MetaDown() )
 896     {
 897         SelectAll() ;
 898
 899         return ;
 900     }
 901
 902     if ( key == 'c' && event.MetaDown() )
 903     {
 904         if ( CanCopy() )
 905             Copy() ;
 906
 907         return ;
 908     }
 909
 910     if ( !IsEditable() && key != WXK_LEFT && key != WXK_RIGHT && key != WXK_DOWN && key != WXK_UP && key != WXK_TAB &&
 911         !( key == WXK_RETURN && ( (m_windowStyle & wxTE_PROCESS_ENTER) || (m_windowStyle & wxTE_MULTILINE) ) )
 912 //        && key != WXK_PAGEUP && key != WXK_PAGEDOWN && key != WXK_HOME && key != WXK_END
 913         )
 914     {
 915         // eat it
 916         return ;
 917     }
 918
 919     // Check if we have reached the max # of chars (if it is set), but still
 920     // allow navigation and deletion
 921     if ( !IsMultiLine() && m_maxLength && GetValue().length() >= m_maxLength &&
 922         key != WXK_LEFT && key != WXK_RIGHT && key != WXK_TAB &&
 923         key != WXK_BACK && !( key == WXK_RETURN && (m_windowStyle & wxTE_PROCESS_ENTER) )
 924        )
 925     {
 926         // eat it, we don't want to add more than allowed # of characters
 927
 928         // TODO: generate EVT_TEXT_MAXLEN()
 929         return;
 930     }
 931
 932     // assume that any key not processed yet is going to modify the control
 933     m_dirty = true;
 934
 935     if ( key == 'v' && event.MetaDown() )
 936     {
 937         if ( CanPaste() )
 938             Paste() ;
 939
 940         return ;
 941     }
 942
 943     if ( key == 'x' && event.MetaDown() )
 944     {
 945         if ( CanCut() )
 946             Cut() ;
 947
 948         return ;
 949     }
 950
 951     switch ( key )
 952     {
 953         case WXK_RETURN:
 954             if (m_windowStyle & wxTE_PROCESS_ENTER)
 955             {
 956                 wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
 957                 event.SetEventObject( this );
 958                 event.SetString( GetValue() );
 959                 if ( GetEventHandler()->ProcessEvent(event) )
 960                     return;
 961             }
 962
 963             if ( !(m_windowStyle & wxTE_MULTILINE) )
 964             {
 965                 wxWindow *parent = GetParent();
 966                 while ( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL )
 967                 {
 968                     parent = parent->GetParent() ;
 969                 }
 970
 971                 if ( parent && parent->GetDefaultItem() )
 972                 {
 973                     wxButton *def = wxDynamicCast(parent->GetDefaultItem(), wxButton);
 974                     if ( def && def->IsEnabled() )
 975                     {
 976                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 977                         event.SetEventObject(def);
 978                         def->Command(event);
 979
 980                         return ;
 981                     }
 982                 }
 983
 984                 // this will make wxWidgets eat the ENTER key so that
 985                 // we actually prevent line wrapping in a single line text control
 986                 eat_key = true;
 987             }
 988             break;
 989
 990         case WXK_TAB:
 991             if ( !(m_windowStyle & wxTE_PROCESS_TAB))
 992             {
 993                 int flags = 0;
 994                 if (!event.ShiftDown())
 995                     flags |= wxNavigationKeyEvent::IsForward ;
 996                 if (event.ControlDown())
 997                     flags |= wxNavigationKeyEvent::WinChange ;
 998                 Navigate(flags);
 999
1000                 return;
1001             }
1002             else
1003             {
1004                 // This is necessary (don't know why);
1005                 // otherwise the tab will not be inserted.
1006                 WriteText(wxT("\t"));
1007             }
1008             break;
1009
1010         default:
1011             break;
1012     }
1013
1014     if (!eat_key)
1015     {
1016         // perform keystroke handling
1017         event.Skip(true) ;
1018     }
1019
1020     if ( ( key >= 0x20 && key < WXK_START ) ||
1021          ( key >= WXK_NUMPAD0 && key <= WXK_DIVIDE ) ||
1022          key == WXK_RETURN ||
1023          key == WXK_DELETE ||
1024          key == WXK_BACK)
1025     {
1026         wxCommandEvent event1(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
1027         event1.SetEventObject( this );
1028         wxPostEvent( GetEventHandler(), event1 );
1029     }
1030 }
1031
1032 // ----------------------------------------------------------------------------
1033 // standard handlers for standard edit menu events
1034 // ----------------------------------------------------------------------------
1035
1036 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
1037 {
1038     Cut();
1039 }
1040
1041 void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
1042 {
1043     Copy();
1044 }
1045
1046 void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
1047 {
1048     Paste();
1049 }
1050
1051 void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
1052 {
1053     Undo();
1054 }
1055
1056 void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
1057 {
1058     Redo();
1059 }
1060
1061 void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event))
1062 {
1063     long from, to;
1064
1065     GetSelection( &from, &to );
1066     if (from != -1 && to != -1)
1067         Remove( from, to );
1068 }
1069
1070 void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event))
1071 {
1072     SetSelection(-1, -1);
1073 }
1074
1075 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
1076 {
1077     event.Enable( CanCut() );
1078 }
1079
1080 void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
1081 {
1082     event.Enable( CanCopy() );
1083 }
1084
1085 void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
1086 {
1087     event.Enable( CanPaste() );
1088 }
1089
1090 void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
1091 {
1092     event.Enable( CanUndo() );
1093 }
1094
1095 void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
1096 {
1097     event.Enable( CanRedo() );
1098 }
1099
1100 void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event)
1101 {
1102     long from, to;
1103
1104     GetSelection( &from, &to );
1105     event.Enable( from != -1 && to != -1 && from != to && IsEditable() ) ;
1106 }
1107
1108 void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event)
1109 {
1110     event.Enable(GetLastPosition() > 0);
1111 }
1112
1113 // CS: Context Menus only work with MLTE implementations or non-multiline HIViews at the moment
1114
1115 void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
1116 {
1117     if ( GetPeer()->HasOwnContextMenu() )
1118     {
1119         event.Skip() ;
1120         return ;
1121     }
1122
1123     if (m_privateContextMenu == NULL)
1124     {
1125         m_privateContextMenu = new wxMenu;
1126         m_privateContextMenu->Append(wxID_UNDO, _("&Undo"));
1127         m_privateContextMenu->Append(wxID_REDO, _("&Redo"));
1128         m_privateContextMenu->AppendSeparator();
1129         m_privateContextMenu->Append(wxID_CUT, _("Cu&t"));
1130         m_privateContextMenu->Append(wxID_COPY, _("&Copy"));
1131         m_privateContextMenu->Append(wxID_PASTE, _("&Paste"));
1132         m_privateContextMenu->Append(wxID_CLEAR, _("&Delete"));
1133         m_privateContextMenu->AppendSeparator();
1134         m_privateContextMenu->Append(wxID_SELECTALL, _("Select &All"));
1135     }
1136
1137     if (m_privateContextMenu != NULL)
1138         PopupMenu(m_privateContextMenu);
1139 }
1140
1141 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
1142 {
1143     if ( !GetPeer()->SetupCursor( pt ) )
1144         return wxWindow::MacSetupCursor( pt ) ;
1145     else
1146         return true ;
1147 }
1148
1149 #if !TARGET_API_MAC_OSX
1150
1151 // user pane implementation
1152
1153 void wxTextCtrl::MacControlUserPaneDrawProc(wxInt16 part)
1154 {
1155     GetPeer()->MacControlUserPaneDrawProc( part ) ;
1156 }
1157
1158 wxInt16 wxTextCtrl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
1159 {
1160     return GetPeer()->MacControlUserPaneHitTestProc( x , y ) ;
1161 }
1162
1163 wxInt16 wxTextCtrl::MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc)
1164 {
1165     return GetPeer()->MacControlUserPaneTrackingProc( x , y , actionProc ) ;
1166 }
1167
1168 void wxTextCtrl::MacControlUserPaneIdleProc()
1169 {
1170     GetPeer()->MacControlUserPaneIdleProc( ) ;
1171 }
1172
1173 wxInt16 wxTextCtrl::MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
1174 {
1175     return GetPeer()->MacControlUserPaneKeyDownProc( keyCode , charCode , modifiers ) ;
1176 }
1177
1178 void wxTextCtrl::MacControlUserPaneActivateProc(bool activating)
1179 {
1180     GetPeer()->MacControlUserPaneActivateProc( activating ) ;
1181 }
1182
1183 wxInt16 wxTextCtrl::MacControlUserPaneFocusProc(wxInt16 action)
1184 {
1185     return GetPeer()->MacControlUserPaneFocusProc( action ) ;
1186 }
1187
1188 void wxTextCtrl::MacControlUserPaneBackgroundProc(void* info)
1189 {
1190     GetPeer()->MacControlUserPaneBackgroundProc( info ) ;
1191 }
1192
1193 #endif
1194
1195 // ----------------------------------------------------------------------------
1196 // implementation base class
1197 // ----------------------------------------------------------------------------
1198
1199 wxMacTextControl::wxMacTextControl(wxTextCtrl* peer) :
1200     wxMacControl( peer )
1201 {
1202 }
1203
1204 wxMacTextControl::~wxMacTextControl()
1205 {
1206 }
1207
1208 void wxMacTextControl::SetStyle(long start, long end, const wxTextAttr& style)
1209 {
1210 }
1211
1212 void wxMacTextControl::Copy()
1213 {
1214 }
1215
1216 void wxMacTextControl::Cut()
1217 {
1218 }
1219
1220 void wxMacTextControl::Paste()
1221 {
1222 }
1223
1224 bool wxMacTextControl::CanPaste() const
1225 {
1226     return false ;
1227 }
1228
1229 void wxMacTextControl::SetEditable(bool editable)
1230 {
1231 }
1232
1233 wxTextPos wxMacTextControl::GetLastPosition() const
1234 {
1235     return GetStringValue().length() ;
1236 }
1237
1238 void wxMacTextControl::Replace( long from , long to , const wxString &val )
1239 {
1240     SetSelection( from , to ) ;
1241     WriteText( val ) ;
1242 }
1243
1244 void wxMacTextControl::Remove( long from , long to )
1245 {
1246     SetSelection( from , to ) ;
1247     WriteText( wxEmptyString) ;
1248 }
1249
1250 void wxMacTextControl::Clear()
1251 {
1252     SetStringValue( wxEmptyString ) ;
1253 }
1254
1255 bool wxMacTextControl::CanUndo() const
1256 {
1257     return false ;
1258 }
1259
1260 void wxMacTextControl::Undo()
1261 {
1262 }
1263
1264 bool wxMacTextControl::CanRedo()  const
1265 {
1266     return false ;
1267 }
1268
1269 void wxMacTextControl::Redo()
1270 {
1271 }
1272
1273 long wxMacTextControl::XYToPosition(long x, long y) const
1274 {
1275     return 0 ;
1276 }
1277
1278 bool wxMacTextControl::PositionToXY(long pos, long *x, long *y) const
1279 {
1280     return false ;
1281 }
1282
1283 void wxMacTextControl::ShowPosition( long WXUNUSED(pos) )
1284 {
1285 }
1286
1287 int wxMacTextControl::GetNumberOfLines() const
1288 {
1289     ItemCount lines = 0 ;
1290     wxString content = GetStringValue() ;
1291     lines = 1;
1292
1293     for (size_t i = 0; i < content.length() ; i++)
1294     {
1295         if (content[i] == '\r')
1296             lines++;
1297     }
1298
1299     return lines ;
1300 }
1301
1302 wxString wxMacTextControl::GetLineText(long lineNo) const
1303 {
1304     // TODO: change this if possible to reflect real lines
1305     wxString content = GetStringValue() ;
1306
1307     // Find line first
1308     int count = 0;
1309     for (size_t i = 0; i < content.length() ; i++)
1310     {
1311         if (count == lineNo)
1312         {
1313             // Add chars in line then
1314             wxString tmp;
1315
1316             for (size_t j = i; j < content.length(); j++)
1317             {
1318                 if (content[j] == '\n')
1319                     return tmp;
1320
1321                 tmp += content[j];
1322             }
1323
1324             return tmp;
1325         }
1326
1327         if (content[i] == '\n')
1328             count++;
1329     }
1330
1331     return wxEmptyString ;
1332 }
1333
1334 int wxMacTextControl::GetLineLength(long lineNo) const
1335 {
1336     // TODO: change this if possible to reflect real lines
1337     wxString content = GetStringValue() ;
1338
1339     // Find line first
1340     int count = 0;
1341     for (size_t i = 0; i < content.length() ; i++)
1342     {
1343         if (count == lineNo)
1344         {
1345             // Count chars in line then
1346             count = 0;
1347             for (size_t j = i; j < content.length(); j++)
1348             {
1349                 count++;
1350                 if (content[j] == '\n')
1351                     return count;
1352             }
1353
1354             return count;
1355         }
1356
1357         if (content[i] == '\n')
1358             count++;
1359     }
1360
1361     return 0 ;
1362 }
1363
1364 // ----------------------------------------------------------------------------
1365 // standard unicode control implementation
1366 // ----------------------------------------------------------------------------
1367
1368 #if TARGET_API_MAC_OSX
1369
1370 // the current unicode textcontrol implementation has a bug : only if the control
1371 // is currently having the focus, the selection can be retrieved by the corresponding
1372 // data tag. So we have a mirroring using a member variable
1373 // TODO : build event table using virtual member functions for wxMacControl
1374
1375 static const EventTypeSpec unicodeTextControlEventList[] =
1376 {
1377     { kEventClassControl , kEventControlSetFocusPart } ,
1378 } ;
1379
1380 static pascal OSStatus wxMacUnicodeTextControlControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1381 {
1382     OSStatus result = eventNotHandledErr ;
1383     wxMacUnicodeTextControl* focus = (wxMacUnicodeTextControl*) data ;
1384     wxMacCarbonEvent cEvent( event ) ;
1385
1386     switch ( GetEventKind( event ) )
1387     {
1388         case kEventControlSetFocusPart :
1389         {
1390             ControlPartCode controlPart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode );
1391             if ( controlPart == kControlFocusNoPart )
1392             {
1393                 // about to loose focus -> store selection to field
1394                 focus->GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1395             }
1396             result = CallNextEventHandler(handler,event) ;
1397             if ( controlPart != kControlFocusNoPart )
1398             {
1399                 // about to gain focus -> set selection from field
1400                 focus->SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1401             }
1402             break;
1403         }
1404         default:
1405             break ;
1406     }
1407
1408     return result ;
1409 }
1410
1411 static pascal OSStatus wxMacUnicodeTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1412 {
1413     OSStatus result = eventNotHandledErr ;
1414
1415     switch ( GetEventClass( event ) )
1416     {
1417         case kEventClassControl :
1418             result = wxMacUnicodeTextControlControlEventHandler( handler , event , data ) ;
1419             break ;
1420
1421         default :
1422             break ;
1423     }
1424     return result ;
1425 }
1426
1427 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacUnicodeTextControlEventHandler )
1428
1429 wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
1430     const wxString& str,
1431     const wxPoint& pos,
1432     const wxSize& size, long style )
1433     : wxMacTextControl( wxPeer )
1434 {
1435     m_font = wxPeer->GetFont() ;
1436     m_windowStyle = style ;
1437     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
1438     wxString st = str ;
1439     wxMacConvertNewlines10To13( &st ) ;
1440     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
1441     CFStringRef cfr = cf ;
1442     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;
1443     m_valueTag = isPassword ? kControlEditTextPasswordCFStringTag : kControlEditTextCFStringTag ;
1444
1445     OSStatus err = CreateEditUnicodeTextControl(
1446         MAC_WXHWND(wxPeer->MacGetTopLevelWindowRef()), &bounds , cfr ,
1447         isPassword , NULL , &m_controlRef ) ;
1448     verify_noerr( err );
1449
1450     if ( !(m_windowStyle & wxTE_MULTILINE) )
1451         SetData<Boolean>( kControlEditTextPart , kControlEditTextSingleLineTag , true ) ;
1452
1453     InstallControlEventHandler( m_controlRef , GetwxMacUnicodeTextControlEventHandlerUPP(),
1454                                 GetEventTypeCount(unicodeTextControlEventList), unicodeTextControlEventList, this,
1455                                 &m_focusHandlerRef);
1456 }
1457
1458 wxMacUnicodeTextControl::~wxMacUnicodeTextControl()
1459 {
1460     ::RemoveEventHandler( m_focusHandlerRef );
1461 }
1462
1463 void wxMacUnicodeTextControl::VisibilityChanged(bool shown)
1464 {
1465     if ( !(m_windowStyle & wxTE_MULTILINE) && shown )
1466     {
1467         // work around a refresh issue insofar as not always the entire content is shown,
1468         // even if this would be possible
1469         ControlEditTextSelectionRec sel ;
1470         CFStringRef value = NULL ;
1471
1472         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1473         verify_noerr( GetData<CFStringRef>( 0, m_valueTag, &value ) );
1474         verify_noerr( SetData<CFStringRef>( 0, m_valueTag, &value ) );
1475         verify_noerr( SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1476
1477         CFRelease( value ) ;
1478     }
1479 }
1480
1481 wxString wxMacUnicodeTextControl::GetStringValue() const
1482 {
1483     wxString result ;
1484     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1485     if ( value )
1486     {
1487         wxMacCFStringHolder cf(value) ;
1488         result = cf.AsString() ;
1489     }
1490
1491 #if '\n' == 10
1492     wxMacConvertNewlines13To10( &result ) ;
1493 #else
1494     wxMacConvertNewlines10To13( &result ) ;
1495 #endif
1496
1497     return result ;
1498 }
1499
1500 void wxMacUnicodeTextControl::SetStringValue( const wxString &str )
1501 {
1502     wxString st = str ;
1503     wxMacConvertNewlines10To13( &st ) ;
1504     wxMacCFStringHolder cf( st , m_font.GetEncoding() ) ;
1505     verify_noerr( SetData<CFStringRef>( 0, m_valueTag , cf ) ) ;
1506 }
1507
1508 void wxMacUnicodeTextControl::Copy()
1509 {
1510     SendHICommand( kHICommandCopy ) ;
1511 }
1512
1513 void wxMacUnicodeTextControl::Cut()
1514 {
1515     SendHICommand( kHICommandCut ) ;
1516 }
1517
1518 void wxMacUnicodeTextControl::Paste()
1519 {
1520     SendHICommand( kHICommandPaste ) ;
1521 }
1522
1523 bool wxMacUnicodeTextControl::CanPaste() const
1524 {
1525     return true ;
1526 }
1527
1528 void wxMacUnicodeTextControl::SetEditable(bool editable)
1529 {
1530 #if 0 // leads to problem because text cannot be selected anymore
1531     SetData<Boolean>( kControlEditTextPart , kControlEditTextLockedTag , (Boolean) !editable ) ;
1532 #endif
1533 }
1534
1535 void wxMacUnicodeTextControl::GetSelection( long* from, long* to ) const
1536 {
1537     ControlEditTextSelectionRec sel ;
1538     if (HasFocus())
1539         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ) ;
1540     else
1541         sel = m_selection ;
1542
1543     if ( from )
1544         *from = sel.selStart ;
1545     if ( to )
1546         *to = sel.selEnd ;
1547 }
1548
1549 void wxMacUnicodeTextControl::SetSelection( long from , long to )
1550 {
1551     ControlEditTextSelectionRec sel ;
1552     wxString result ;
1553     int textLength = 0 ;
1554     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1555     if ( value )
1556     {
1557         wxMacCFStringHolder cf(value) ;
1558         textLength = cf.AsString().length() ;
1559     }
1560
1561     if ((from == -1) && (to == -1))
1562     {
1563         from = 0 ;
1564         to = textLength ;
1565     }
1566     else
1567     {
1568         from = wxMin(textLength,wxMax(from,0)) ;
1569         to = wxMax(0,wxMin(textLength,to)) ;
1570     }
1571
1572     sel.selStart = from ;
1573     sel.selEnd = to ;
1574     if ( HasFocus() )
1575         SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ;
1576     else
1577         m_selection = sel;
1578 }
1579
1580 void wxMacUnicodeTextControl::WriteText( const wxString& str )
1581 {
1582     wxString st = str ;
1583     wxMacConvertNewlines10To13( &st ) ;
1584
1585 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
1586     if ( HasFocus() )
1587     {
1588         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
1589         CFStringRef value = cf ;
1590         SetData<CFStringRef>( 0, kControlEditTextInsertCFStringRefTag, &value );
1591     }
1592     else
1593 #endif
1594     {
1595         wxString val = GetStringValue() ;
1596         long start , end ;
1597         GetSelection( &start , &end ) ;
1598         val.Remove( start , end - start ) ;
1599         val.insert( start , str ) ;
1600         SetStringValue( val ) ;
1601         SetSelection( start + str.length() , start + str.length() ) ;
1602     }
1603 }
1604
1605 #endif
1606
1607 // ----------------------------------------------------------------------------
1608 // MLTE control implementation (common part)
1609 // ----------------------------------------------------------------------------
1610
1611 // if MTLE is read only, no changes at all are allowed, not even from
1612 // procedural API, in order to allow changes via API all the same we must undo
1613 // the readonly status while we are executing, this class helps to do so
1614
1615 class wxMacEditHelper
1616 {
1617 public :
1618     wxMacEditHelper( TXNObject txn )
1619     {
1620         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1621         m_txn = txn ;
1622         TXNGetTXNObjectControls( m_txn , 1 , tag , m_data ) ;
1623         if ( m_data[0].uValue == kTXNReadOnly )
1624         {
1625             TXNControlData data[] = { { kTXNReadWrite } } ;
1626             TXNSetTXNObjectControls( m_txn , false , 1 , tag , data ) ;
1627         }
1628     }
1629
1630     ~wxMacEditHelper()
1631     {
1632         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1633         if ( m_data[0].uValue == kTXNReadOnly )
1634             TXNSetTXNObjectControls( m_txn , false , 1 , tag , m_data ) ;
1635     }
1636
1637 protected :
1638     TXNObject m_txn ;
1639     TXNControlData m_data[1] ;
1640 } ;
1641
1642 wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer )
1643     : wxMacTextControl( peer )
1644 {
1645     SetNeedsFocusRect( true ) ;
1646 }
1647
1648 wxString wxMacMLTEControl::GetStringValue() const
1649 {
1650     wxString result ;
1651     OSStatus err ;
1652     Size actualSize = 0;
1653
1654     {
1655 #if wxUSE_UNICODE
1656         Handle theText ;
1657         err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNUnicodeTextData );
1658
1659         // all done
1660         if ( err != noErr )
1661         {
1662             actualSize = 0 ;
1663         }
1664         else
1665         {
1666             actualSize = GetHandleSize( theText ) / sizeof(UniChar) ;
1667             if ( actualSize > 0 )
1668             {
1669                 wxChar *ptr = NULL ;
1670
1671 #if SIZEOF_WCHAR_T == 2
1672                 ptr = new wxChar[actualSize + 1] ;
1673                 wxStrncpy( ptr , (wxChar*)(*theText) , actualSize ) ;
1674 #else
1675                 SetHandleSize( theText, (actualSize + 1) * sizeof(UniChar) ) ;
1676                 HLock( theText ) ;
1677                 (((UniChar*)*theText)[actualSize]) = 0 ;
1678                 wxMBConvUTF16 converter ;
1679                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
1680                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Unable to count the number of characters in this string!") );
1681                 ptr = new wxChar[noChars + 1] ;
1682
1683                 noChars = converter.MB2WC( ptr , (const char*)*theText , noChars + 1 ) ;
1684                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Conversion of string failed!") );
1685                 ptr[noChars] = 0 ;
1686                 HUnlock( theText ) ;
1687 #endif
1688
1689                 ptr[actualSize] = 0 ;
1690                 result = wxString( ptr ) ;
1691                 delete [] ptr ;
1692             }
1693
1694             DisposeHandle( theText ) ;
1695         }
1696 #else
1697         Handle theText ;
1698         err = TXNGetDataEncoded( m_txn , kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1699
1700         // all done
1701         if ( err != noErr )
1702         {
1703             actualSize = 0 ;
1704         }
1705         else
1706         {
1707             actualSize = GetHandleSize( theText ) ;
1708             if ( actualSize > 0 )
1709             {
1710                 HLock( theText ) ;
1711                 result = wxString( *theText , wxConvLocal , actualSize ) ;
1712                 HUnlock( theText ) ;
1713             }
1714
1715             DisposeHandle( theText ) ;
1716         }
1717 #endif
1718     }
1719
1720 #if '\n' == 10
1721     wxMacConvertNewlines13To10( &result ) ;
1722 #else
1723     wxMacConvertNewlines10To13( &result ) ;
1724 #endif
1725
1726     return result ;
1727 }
1728
1729 void wxMacMLTEControl::SetStringValue( const wxString &str )
1730 {
1731     wxString st = str;
1732     wxMacConvertNewlines10To13( &st );
1733
1734     {
1735         wxMacWindowClipper c( m_peer );
1736
1737         {
1738             wxMacEditHelper help( m_txn );
1739             SetTXNData( st, kTXNStartOffset, kTXNEndOffset );
1740         }
1741
1742         TXNSetSelection( m_txn, 0, 0 );
1743         TXNShowSelection( m_txn, kTXNShowStart );
1744     }
1745 }
1746
1747 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
1748 {
1749     TXNFrameOptions frameOptions = kTXNDontDrawCaretWhenInactiveMask;
1750
1751 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
1752     frameOptions |= kTXNDoFontSubstitutionMask;
1753 #endif
1754
1755     if ( ! (wxStyle & wxTE_NOHIDESEL) )
1756         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
1757
1758     if ( wxStyle & (wxHSCROLL | wxTE_DONTWRAP) )
1759         frameOptions |= kTXNWantHScrollBarMask ;
1760
1761     if ( wxStyle & wxTE_MULTILINE )
1762     {
1763         frameOptions |= kTXNAlwaysWrapAtViewEdgeMask ;
1764
1765         if ( !(wxStyle & wxTE_NO_VSCROLL) )
1766         {
1767             frameOptions |= kTXNWantVScrollBarMask ;
1768
1769             // The following code causes drawing problems on 10.4. Perhaps it can be restored for
1770             // older versions of the OS, but I'm not sure it's appropriate to put a grow icon here
1771             // anyways, as AFAIK users can't actually use it to resize the text ctrl.
1772 //            if ( frameOptions & kTXNWantHScrollBarMask )
1773 //                frameOptions |= kTXNDrawGrowIconMask ;
1774         }
1775     }
1776     else
1777     {
1778         frameOptions |= kTXNSingleLineOnlyMask ;
1779     }
1780
1781     return frameOptions ;
1782 }
1783
1784 void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, bool visible )
1785 {
1786     TXNControlTag iControlTags[] =
1787         {
1788             kTXNDoFontSubstitution,
1789             kTXNWordWrapStateTag ,
1790         };
1791     TXNControlData iControlData[] =
1792         {
1793             { true },
1794             { kTXNNoAutoWrap },
1795         };
1796
1797     int toptag = WXSIZEOF( iControlTags ) ;
1798
1799     if ( m_windowStyle & wxTE_MULTILINE )
1800     {
1801         iControlData[1].uValue =
1802             (m_windowStyle & wxTE_DONTWRAP)
1803             ? kTXNNoAutoWrap
1804             : kTXNAutoWrap;
1805     }
1806
1807     OSStatus err = TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) ;
1808     verify_noerr( err );
1809
1810     // setting the default font:
1811     // under 10.2 this causes a visible caret, therefore we avoid it
1812
1813     if ( UMAGetSystemVersion() >= 0x1030 )
1814     {
1815         Str255 fontName ;
1816         SInt16 fontSize ;
1817         Style fontStyle ;
1818
1819         GetThemeFont( kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1820
1821         TXNTypeAttributes typeAttr[] =
1822         {
1823             { kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
1824             { kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
1825             { kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , { (void*) normal } } ,
1826         } ;
1827
1828         err = TXNSetTypeAttributes(
1829             m_txn, sizeof(typeAttr) / sizeof(TXNTypeAttributes),
1830             typeAttr, kTXNStartOffset, kTXNEndOffset );
1831         verify_noerr( err );
1832     }
1833
1834     if ( m_windowStyle & wxTE_PASSWORD )
1835     {
1836         UniChar c = 0x00A5 ;
1837         err = TXNEchoMode( m_txn , c , 0 , true );
1838         verify_noerr( err );
1839     }
1840
1841     TXNBackground tback;
1842     tback.bgType = kTXNBackgroundTypeRGB;
1843     tback.bg.color = MAC_WXCOLORREF( background.GetPixel() );
1844     TXNSetBackground( m_txn , &tback );
1845
1846 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
1847     if ( UMAGetSystemVersion() >= 0x1040 )
1848     {
1849         TXNCommandEventSupportOptions options ;
1850         if ( TXNGetCommandEventSupport( m_txn, &options ) == noErr )
1851         {
1852             options |=
1853                 kTXNSupportEditCommandProcessing
1854                 | kTXNSupportEditCommandUpdating
1855                 | kTXNSupportSpellCheckCommandProcessing
1856                 | kTXNSupportSpellCheckCommandUpdating
1857                 | kTXNSupportFontCommandProcessing
1858                 | kTXNSupportFontCommandUpdating;
1859
1860             TXNSetCommandEventSupport( m_txn , options ) ;
1861         }
1862     }
1863 #endif
1864 }
1865
1866 void wxMacMLTEControl::SetBackground( const wxBrush &brush )
1867 {
1868     // currently only solid background are supported
1869     TXNBackground tback;
1870
1871     tback.bgType = kTXNBackgroundTypeRGB;
1872     tback.bg.color = MAC_WXCOLORREF( brush.GetColour().GetPixel() );
1873     TXNSetBackground( m_txn , &tback );
1874 }
1875
1876 void wxMacMLTEControl::TXNSetAttribute( const wxTextAttr& style , long from , long to )
1877 {
1878     TXNTypeAttributes typeAttr[4] ;
1879     RGBColor color ;
1880     int attrCount = 0 ;
1881
1882     if ( style.HasFont() )
1883     {
1884         const wxFont &font = style.GetFont() ;
1885
1886 #if 0 // old version
1887         Str255 fontName = "\pMonaco" ;
1888         SInt16 fontSize = 12 ;
1889         Style fontStyle = normal ;
1890         wxMacStringToPascal( font.GetFaceName() , fontName ) ;
1891         fontSize = font.GetPointSize() ;
1892         if ( font.GetUnderlined() )
1893             fontStyle |= underline ;
1894         if ( font.GetWeight() == wxBOLD )
1895             fontStyle |= bold ;
1896         if ( font.GetStyle() == wxITALIC )
1897             fontStyle |= italic ;
1898
1899         typeAttr[attrCount].tag = kTXNQDFontNameAttribute ;
1900         typeAttr[attrCount].size = kTXNQDFontNameAttributeSize ;
1901         typeAttr[attrCount].data.dataPtr = (void*)fontName ;
1902         attrCount++ ;
1903
1904         typeAttr[attrCount].tag = kTXNQDFontSizeAttribute ;
1905         typeAttr[attrCount].size = kTXNFontSizeAttributeSize ;
1906         typeAttr[attrCount].data.dataValue = (fontSize << 16) ;
1907         attrCount++ ;
1908
1909         typeAttr[attrCount].tag = kTXNQDFontStyleAttribute ;
1910         typeAttr[attrCount].size = kTXNQDFontStyleAttributeSize ;
1911         typeAttr[attrCount].data.dataValue = fontStyle ;
1912         attrCount++ ;
1913 #else
1914         typeAttr[attrCount].tag = kTXNATSUIStyle ;
1915         typeAttr[attrCount].size = kTXNATSUIStyleSize ;
1916         typeAttr[attrCount].data.dataValue = (UInt32)font.MacGetATSUStyle() ;
1917         attrCount++ ;
1918 #endif
1919     }
1920
1921     if ( style.HasTextColour() )
1922     {
1923         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
1924
1925         typeAttr[attrCount].tag = kTXNQDFontColorAttribute ;
1926         typeAttr[attrCount].size = kTXNQDFontColorAttributeSize ;
1927         typeAttr[attrCount].data.dataPtr = (void*) &color ;
1928         attrCount++ ;
1929     }
1930
1931     if ( attrCount > 0 )
1932     {
1933         verify_noerr( TXNSetTypeAttributes( m_txn , attrCount , typeAttr, from , to ) );
1934         // unfortunately the relayout is not automatic
1935         TXNRecalcTextLayout( m_txn );
1936     }
1937 }
1938
1939 void wxMacMLTEControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle )
1940 {
1941     wxMacEditHelper help( m_txn ) ;
1942     TXNSetAttribute( wxTextAttr( foreground, wxNullColour, font ), kTXNStartOffset, kTXNEndOffset ) ;
1943 }
1944
1945 void wxMacMLTEControl::SetStyle( long start, long end, const wxTextAttr& style )
1946 {
1947     wxMacEditHelper help( m_txn ) ;
1948     TXNSetAttribute( style, start, end ) ;
1949 }
1950
1951 void wxMacMLTEControl::Copy()
1952 {
1953     ClearCurrentScrap();
1954     TXNCopy( m_txn );
1955     TXNConvertToPublicScrap();
1956 }
1957
1958 void wxMacMLTEControl::Cut()
1959 {
1960     ClearCurrentScrap();
1961     TXNCut( m_txn );
1962     TXNConvertToPublicScrap();
1963 }
1964
1965 void wxMacMLTEControl::Paste()
1966 {
1967     TXNConvertFromPublicScrap();
1968     TXNPaste( m_txn );
1969 }
1970
1971 bool wxMacMLTEControl::CanPaste() const
1972 {
1973     return TXNIsScrapPastable() ;
1974 }
1975
1976 void wxMacMLTEControl::SetEditable(bool editable)
1977 {
1978     TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1979     TXNControlData data[] = { { editable ? kTXNReadWrite : kTXNReadOnly } } ;
1980     TXNSetTXNObjectControls( m_txn, false, WXSIZEOF(tag), tag, data ) ;
1981 }
1982
1983 wxTextPos wxMacMLTEControl::GetLastPosition() const
1984 {
1985     wxTextPos actualsize = 0 ;
1986
1987     Handle theText ;
1988     OSErr err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1989
1990     // all done
1991     if ( err == noErr )
1992     {
1993         actualsize = GetHandleSize( theText ) ;
1994         DisposeHandle( theText ) ;
1995     }
1996     else
1997     {
1998         actualsize = 0 ;
1999     }
2000
2001     return actualsize ;
2002 }
2003
2004 void wxMacMLTEControl::Replace( long from , long to , const wxString &str )
2005 {
2006     wxString value = str ;
2007     wxMacConvertNewlines10To13( &value ) ;
2008
2009     wxMacEditHelper help( m_txn ) ;
2010     wxMacWindowClipper c( m_peer ) ;
2011
2012     TXNSetSelection( m_txn, from, to ) ;
2013     TXNClear( m_txn ) ;
2014     SetTXNData( value, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2015 }
2016
2017 void wxMacMLTEControl::Remove( long from , long to )
2018 {
2019     wxMacWindowClipper c( m_peer ) ;
2020     wxMacEditHelper help( m_txn ) ;
2021     TXNSetSelection( m_txn , from , to ) ;
2022     TXNClear( m_txn ) ;
2023 }
2024
2025 void wxMacMLTEControl::GetSelection( long* from, long* to) const
2026 {
2027     TXNGetSelection( m_txn , (TXNOffset*) from , (TXNOffset*) to ) ;
2028 }
2029
2030 void wxMacMLTEControl::SetSelection( long from , long to )
2031 {
2032     wxMacWindowClipper c( m_peer ) ;
2033
2034     // change the selection
2035     if ((from == -1) && (to == -1))
2036         TXNSelectAll( m_txn );
2037     else
2038         TXNSetSelection( m_txn, from, to );
2039
2040     TXNShowSelection( m_txn, kTXNShowStart );
2041 }
2042
2043 void wxMacMLTEControl::WriteText( const wxString& str )
2044 {
2045     wxString st = str ;
2046     wxMacConvertNewlines10To13( &st ) ;
2047
2048     long start , end , dummy ;
2049
2050     GetSelection( &start , &dummy ) ;
2051     wxMacWindowClipper c( m_peer ) ;
2052
2053     {
2054         wxMacEditHelper helper( m_txn ) ;
2055         SetTXNData( st, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2056     }
2057
2058     GetSelection( &dummy, &end ) ;
2059
2060     // TODO: SetStyle( start , end , GetDefaultStyle() ) ;
2061 }
2062
2063 void wxMacMLTEControl::Clear()
2064 {
2065     wxMacWindowClipper c( m_peer ) ;
2066     wxMacEditHelper st( m_txn ) ;
2067     TXNSetSelection( m_txn , kTXNStartOffset , kTXNEndOffset ) ;
2068     TXNClear( m_txn ) ;
2069 }
2070
2071 bool wxMacMLTEControl::CanUndo() const
2072 {
2073     return TXNCanUndo( m_txn , NULL ) ;
2074 }
2075
2076 void wxMacMLTEControl::Undo()
2077 {
2078     TXNUndo( m_txn ) ;
2079 }
2080
2081 bool wxMacMLTEControl::CanRedo() const
2082 {
2083     return TXNCanRedo( m_txn , NULL ) ;
2084 }
2085
2086 void wxMacMLTEControl::Redo()
2087 {
2088     TXNRedo( m_txn ) ;
2089 }
2090
2091 int wxMacMLTEControl::GetNumberOfLines() const
2092 {
2093     ItemCount lines = 0 ;
2094     TXNGetLineCount( m_txn, &lines ) ;
2095
2096     return lines ;
2097 }
2098
2099 long wxMacMLTEControl::XYToPosition(long x, long y) const
2100 {
2101     Point curpt ;
2102     wxTextPos lastpos ;
2103
2104     // TODO: find a better implementation : while we can get the
2105     // line metrics of a certain line, we don't get its starting
2106     // position, so it would probably be rather a binary search
2107     // for the start position
2108     long xpos = 0, ypos = 0 ;
2109     int lastHeight = 0 ;
2110     ItemCount n ;
2111
2112     lastpos = GetLastPosition() ;
2113     for ( n = 0 ; n <= (ItemCount) lastpos ; ++n )
2114     {
2115         if ( y == ypos && x == xpos )
2116             return n ;
2117
2118         TXNOffsetToPoint( m_txn, n, &curpt ) ;
2119
2120         if ( curpt.v > lastHeight )
2121         {
2122             xpos = 0 ;
2123             if ( n > 0 )
2124                 ++ypos ;
2125
2126             lastHeight = curpt.v ;
2127         }
2128         else
2129             ++xpos ;
2130     }
2131
2132     return 0 ;
2133 }
2134
2135 bool wxMacMLTEControl::PositionToXY( long pos, long *x, long *y ) const
2136 {
2137     Point curpt ;
2138     wxTextPos lastpos ;
2139
2140     if ( y )
2141         *y = 0 ;
2142     if ( x )
2143         *x = 0 ;
2144
2145     lastpos = GetLastPosition() ;
2146     if ( pos <= lastpos )
2147     {
2148         // TODO: find a better implementation - while we can get the
2149         // line metrics of a certain line, we don't get its starting
2150         // position, so it would probably be rather a binary search
2151         // for the start position
2152         long xpos = 0, ypos = 0 ;
2153         int lastHeight = 0 ;
2154         ItemCount n ;
2155
2156         for ( n = 0 ; n <= (ItemCount) pos ; ++n )
2157         {
2158             TXNOffsetToPoint( m_txn, n, &curpt ) ;
2159
2160             if ( curpt.v > lastHeight )
2161             {
2162                 xpos = 0 ;
2163                 if ( n > 0 )
2164                     ++ypos ;
2165
2166                 lastHeight = curpt.v ;
2167             }
2168             else
2169                 ++xpos ;
2170         }
2171
2172         if ( y )
2173             *y = ypos ;
2174         if ( x )
2175             *x = xpos ;
2176     }
2177
2178     return false ;
2179 }
2180
2181 void wxMacMLTEControl::ShowPosition( long pos )
2182 {
2183 #if TARGET_RT_MAC_MACHO && defined(AVAILABLE_MAC_OS_X_VERSION_10_2_AND_LATER)
2184     {
2185         Point current, desired ;
2186         TXNOffset selstart, selend;
2187
2188         TXNGetSelection( m_txn, &selstart, &selend );
2189         TXNOffsetToPoint( m_txn, selstart, &current );
2190         TXNOffsetToPoint( m_txn, pos, &desired );
2191
2192         // TODO: use HIPoints for 10.3 and above
2193         if ( (UInt32)TXNScroll != (UInt32)kUnresolvedCFragSymbolAddress )
2194         {
2195             OSErr theErr = noErr;
2196             SInt32 dv = desired.v - current.v;
2197             SInt32 dh = desired.h - current.h;
2198             TXNShowSelection( m_txn, kTXNShowStart ) ; // NB: should this be kTXNShowStart or kTXNShowEnd ??
2199             theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels, &dv, &dh );
2200
2201             // there will be an error returned for classic MLTE implementation when the control is
2202             // invisible, but HITextView works correctly, so we don't assert that one
2203             // wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );
2204         }
2205     }
2206 #endif
2207 }
2208
2209 void wxMacMLTEControl::SetTXNData( const wxString& st, TXNOffset start, TXNOffset end )
2210 {
2211 #if wxUSE_UNICODE
2212 #if SIZEOF_WCHAR_T == 2
2213     size_t len = st.length() ;
2214     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)st.wc_str(), len * 2, start, end );
2215 #else
2216     wxMBConvUTF16 converter ;
2217     ByteCount byteBufferLen = converter.WC2MB( NULL, st.wc_str(), 0 ) ;
2218     UniChar *unibuf = (UniChar*)malloc( byteBufferLen ) ;
2219     converter.WC2MB( (char*)unibuf, st.wc_str(), byteBufferLen ) ;
2220     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)unibuf, byteBufferLen, start, end ) ;
2221     free( unibuf ) ;
2222 #endif
2223 #else
2224     wxCharBuffer text = st.mb_str( wxConvLocal ) ;
2225     TXNSetData( m_txn, kTXNTextData, (void*)text.data(), strlen( text ), start, end ) ;
2226 #endif
2227 }
2228
2229 wxString wxMacMLTEControl::GetLineText(long lineNo) const
2230 {
2231     wxString line ;
2232
2233     if ( lineNo < GetNumberOfLines() )
2234     {
2235         Point firstPoint;
2236         Fixed lineWidth, lineHeight, currentHeight;
2237         long ypos ;
2238
2239         // get the first possible position in the control
2240         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2241
2242         // Iterate through the lines until we reach the one we want,
2243         // adding to our current y pixel point position
2244         ypos = 0 ;
2245         currentHeight = 0;
2246         while (ypos < lineNo)
2247         {
2248             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2249             currentHeight += lineHeight;
2250         }
2251
2252         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2253         TXNOffset theOffset;
2254         TXNPointToOffset(m_txn, thePoint, &theOffset);
2255
2256         wxString content = GetStringValue() ;
2257         Point currentPoint = thePoint;
2258         while (thePoint.v == currentPoint.v && theOffset < content.length())
2259         {
2260             line += content[theOffset];
2261             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2262         }
2263     }
2264
2265     return line ;
2266 }
2267
2268 int wxMacMLTEControl::GetLineLength(long lineNo) const
2269 {
2270     int theLength = 0;
2271
2272     if ( lineNo < GetNumberOfLines() )
2273     {
2274         Point firstPoint;
2275         Fixed lineWidth, lineHeight, currentHeight;
2276         long ypos;
2277
2278         // get the first possible position in the control
2279         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2280
2281         // Iterate through the lines until we reach the one we want,
2282         // adding to our current y pixel point position
2283         ypos = 0;
2284         currentHeight = 0;
2285         while (ypos < lineNo)
2286         {
2287             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2288             currentHeight += lineHeight;
2289         }
2290
2291         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2292         TXNOffset theOffset;
2293         TXNPointToOffset(m_txn, thePoint, &theOffset);
2294
2295         wxString content = GetStringValue() ;
2296         Point currentPoint = thePoint;
2297         while (thePoint.v == currentPoint.v && theOffset < content.length())
2298         {
2299             ++theLength;
2300             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2301         }
2302     }
2303
2304     return theLength ;
2305 }
2306
2307 // ----------------------------------------------------------------------------
2308 // MLTE control implementation (classic part)
2309 // ----------------------------------------------------------------------------
2310
2311 // OS X Notes : We still don't have a full replacement for MLTE, so this implementation
2312 // has to live on. We have different problems coming from outdated implementations on the
2313 // various OS X versions. Most deal with the scrollbars: they are not correctly embedded
2314 // while this can be solved on 10.3 by reassigning them the correct place, on 10.2 there is
2315 // no way out, therefore we are using our own implementation and our own scrollbars ....
2316
2317 #ifdef __WXMAC_OSX__
2318
2319 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
2320 ControlActionUPP gTXNScrollActionProc = NULL ;
2321
2322 pascal void wxMacMLTEClassicControl::TXNScrollInfoProc(
2323     SInt32 iValue, SInt32 iMaximumValue,
2324     TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon )
2325 {
2326     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
2327     SInt32 value =  wxMax( iValue , 0 ) ;
2328     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;
2329
2330     if ( iScrollBarOrientation == kTXNHorizontal )
2331     {
2332         if ( mlte->m_sbHorizontal )
2333         {
2334             SetControl32BitValue( mlte->m_sbHorizontal , value ) ;
2335             SetControl32BitMaximum( mlte->m_sbHorizontal , maximum ) ;
2336             mlte->m_lastHorizontalValue = value ;
2337         }
2338     }
2339     else if ( iScrollBarOrientation == kTXNVertical )
2340     {
2341         if ( mlte->m_sbVertical )
2342         {
2343             SetControl32BitValue( mlte->m_sbVertical , value ) ;
2344             SetControl32BitMaximum( mlte->m_sbVertical , maximum ) ;
2345             mlte->m_lastVerticalValue = value ;
2346         }
2347     }
2348 }
2349
2350 pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode )
2351 {
2352     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
2353     if ( mlte == NULL )
2354         return ;
2355
2356     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )
2357         return ;
2358
2359     OSStatus err ;
2360     bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ;
2361
2362     SInt32 minimum = 0 ;
2363     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
2364     SInt32 value = GetControl32BitValue( controlRef ) ;
2365     SInt32 delta = 0;
2366
2367     switch ( partCode )
2368     {
2369         case kControlDownButtonPart :
2370             delta = 10 ;
2371             break ;
2372
2373         case kControlUpButtonPart :
2374             delta = -10 ;
2375             break ;
2376
2377         case kControlPageDownPart :
2378             delta = GetControlViewSize( controlRef ) ;
2379             break ;
2380
2381         case kControlPageUpPart :
2382             delta = -GetControlViewSize( controlRef ) ;
2383             break ;
2384
2385         case kControlIndicatorPart :
2386             delta = value - (isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue) ;
2387             break ;
2388
2389         default :
2390             break ;
2391     }
2392
2393     if ( delta != 0 )
2394     {
2395         SInt32 newValue = value ;
2396
2397         if ( partCode != kControlIndicatorPart )
2398         {
2399             if ( value + delta < minimum )
2400                 delta = minimum - value ;
2401             if ( value + delta > maximum )
2402                 delta = maximum - value ;
2403
2404             SetControl32BitValue( controlRef , value + delta ) ;
2405             newValue = value + delta ;
2406         }
2407
2408         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
2409         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;
2410
2411         err = TXNScroll(
2412             mlte->m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
2413             &verticalDelta, &horizontalDelta );
2414         verify_noerr( err );
2415
2416         if ( isHorizontal )
2417             mlte->m_lastHorizontalValue = newValue ;
2418         else
2419             mlte->m_lastVerticalValue = newValue ;
2420     }
2421 }
2422 #endif
2423
2424 // make correct activations
2425 void wxMacMLTEClassicControl::MacActivatePaneText(bool setActive)
2426 {
2427     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2428
2429     wxMacWindowClipper clipper( textctrl ) ;
2430     TXNActivate( m_txn, m_txnFrameID, setActive );
2431
2432     ControlRef controlFocus = 0 ;
2433     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2434     if ( controlFocus == m_controlRef )
2435         TXNFocus( m_txn, setActive );
2436 }
2437
2438 void wxMacMLTEClassicControl::MacFocusPaneText(bool setFocus)
2439 {
2440     TXNFocus( m_txn, setFocus );
2441 }
2442
2443 // guards against inappropriate redraw (hidden objects drawing onto window)
2444
2445 void wxMacMLTEClassicControl::MacSetObjectVisibility(bool vis)
2446 {
2447     ControlRef controlFocus = 0 ;
2448     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2449
2450     if ( !vis && (controlFocus == m_controlRef ) )
2451         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
2452
2453     TXNControlTag iControlTags[1] = { kTXNVisibilityTag };
2454     TXNControlData iControlData[1] = { { (UInt32)false } };
2455
2456     verify_noerr( TXNGetTXNObjectControls( m_txn , 1, iControlTags, iControlData ) ) ;
2457
2458     if ( iControlData[0].uValue != vis )
2459     {
2460         iControlData[0].uValue = vis ;
2461         verify_noerr( TXNSetTXNObjectControls( m_txn, false , 1, iControlTags, iControlData ) ) ;
2462     }
2463
2464     // currently, we always clip as partial visibility (overlapped) visibility is also a problem,
2465     // if we run into further problems we might set the FrameBounds to an empty rect here
2466 }
2467
2468 // make sure that the TXNObject is at the right position
2469
2470 void wxMacMLTEClassicControl::MacUpdatePosition()
2471 {
2472     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2473     if ( textctrl == NULL )
2474         return ;
2475
2476     Rect bounds ;
2477     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2478
2479     wxRect visRect = textctrl->MacGetClippedClientRect() ;
2480     Rect visBounds = { visRect.y , visRect.x , visRect.y + visRect.height , visRect.x + visRect.width } ;
2481     int x , y ;
2482     x = y = 0 ;
2483     textctrl->MacWindowToRootWindow( &x , &y ) ;
2484     OffsetRect( &visBounds , x , y ) ;
2485
2486     if ( !EqualRect( &bounds, &m_txnControlBounds ) || !EqualRect( &visBounds, &m_txnVisBounds ) )
2487     {
2488         m_txnControlBounds = bounds ;
2489         m_txnVisBounds = visBounds ;
2490         wxMacWindowClipper cl( textctrl ) ;
2491
2492 #ifdef __WXMAC_OSX__
2493         bool isCompositing = textctrl->MacGetTopLevelWindow()->MacUsesCompositing() ;
2494         if ( m_sbHorizontal || m_sbVertical )
2495         {
2496             int w = bounds.right - bounds.left ;
2497             int h = bounds.bottom - bounds.top ;
2498
2499             if ( m_sbHorizontal )
2500             {
2501                 Rect sbBounds ;
2502
2503                 sbBounds.left = -1 ;
2504                 sbBounds.top = h - 14 ;
2505                 sbBounds.right = w + 1 ;
2506                 sbBounds.bottom = h + 1 ;
2507
2508                 if ( !isCompositing )
2509                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2510
2511                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
2512                 SetControlViewSize( m_sbHorizontal , w ) ;
2513             }
2514
2515             if ( m_sbVertical )
2516             {
2517                 Rect sbBounds ;
2518
2519                 sbBounds.left = w - 14 ;
2520                 sbBounds.top = -1 ;
2521                 sbBounds.right = w + 1 ;
2522                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1 ;
2523
2524                 if ( !isCompositing )
2525                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2526
2527                 SetControlBounds( m_sbVertical , &sbBounds ) ;
2528                 SetControlViewSize( m_sbVertical , h ) ;
2529             }
2530         }
2531
2532         Rect oldviewRect ;
2533         TXNLongRect olddestRect ;
2534         TXNGetRectBounds( m_txn , &oldviewRect , &olddestRect , NULL ) ;
2535
2536         Rect viewRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2537             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2538             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2539         TXNLongRect destRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2540             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2541             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2542
2543         if ( olddestRect.right >= 10000 )
2544             destRect.right = destRect.left + 32000 ;
2545
2546         if ( olddestRect.bottom >= 0x20000000 )
2547             destRect.bottom = destRect.top + 0x40000000 ;
2548
2549         SectRect( &viewRect , &visBounds , &viewRect ) ;
2550         TXNSetRectBounds( m_txn , &viewRect , &destRect , true ) ;
2551
2552 #if 0
2553         TXNSetFrameBounds(
2554             m_txn,
2555             m_txnControlBounds.top,
2556             m_txnControlBounds.left,
2557             m_txnControlBounds.bottom - (m_sbHorizontal ? 14 : 0),
2558             m_txnControlBounds.right - (m_sbVertical ? 14 : 0),
2559             m_txnFrameID );
2560 #endif
2561 #else
2562
2563         TXNSetFrameBounds(
2564             m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
2565             wxMax( m_txnControlBounds.bottom, m_txnControlBounds.top ),
2566             wxMax( m_txnControlBounds.right, m_txnControlBounds.left ), m_txnFrameID );
2567 #endif
2568
2569         // the SetFrameBounds method under Classic sometimes does not correctly scroll a selection into sight after a
2570         // movement, therefore we have to force it
2571
2572         // this problem has been reported in OSX as well, so we use this here once again
2573
2574         TXNLongRect textRect ;
2575         TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;
2576         if ( textRect.left < m_txnControlBounds.left )
2577             TXNShowSelection( m_txn , kTXNShowStart ) ;
2578     }
2579 }
2580
2581 void wxMacMLTEClassicControl::SetRect( Rect *r )
2582 {
2583     wxMacControl::SetRect( r ) ;
2584     MacUpdatePosition() ;
2585 }
2586
2587 void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart)
2588 {
2589     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2590     if ( textctrl == NULL )
2591         return ;
2592
2593     if ( textctrl->MacIsReallyShown() )
2594     {
2595         wxMacWindowClipper clipper( textctrl ) ;
2596         TXNDraw( m_txn , NULL ) ;
2597     }
2598 }
2599
2600 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
2601 {
2602     Point where = { y , x } ;
2603     ControlPartCode result = kControlNoPart;
2604
2605     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2606     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2607     {
2608         if (PtInRect( where, &m_txnControlBounds ))
2609         {
2610             result = kControlEditTextPart ;
2611         }
2612         else
2613         {
2614             // sometimes we get the coords also in control local coordinates, therefore test again
2615             if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2616             {
2617                 int x = 0 , y = 0 ;
2618                 textctrl->MacClientToRootWindow( &x , &y ) ;
2619                 where.h += x ;
2620                 where.v += y ;
2621             }
2622
2623             if (PtInRect( where, &m_txnControlBounds ))
2624                 result = kControlEditTextPart ;
2625         }
2626     }
2627
2628     return result;
2629 }
2630
2631 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* actionProc )
2632 {
2633     ControlPartCode result = kControlNoPart;
2634
2635     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2636     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2637     {
2638         Point startPt = { y , x } ;
2639         // for compositing, we must convert these into toplevel window coordinates, because hittesting expects them
2640         if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2641         {
2642             int x = 0 , y = 0 ;
2643             textctrl->MacClientToRootWindow( &x , &y ) ;
2644             startPt.h += x ;
2645             startPt.v += y ;
2646         }
2647
2648         switch (MacControlUserPaneHitTestProc( startPt.h , startPt.v ))
2649         {
2650             case kControlEditTextPart :
2651             {
2652                 wxMacWindowClipper clipper( textctrl ) ;
2653                 EventRecord rec ;
2654
2655                 ConvertEventRefToEventRecord( (EventRef) wxTheApp->MacGetCurrentEvent() , &rec ) ;
2656                 TXNClick( m_txn, &rec );
2657             }
2658                 break;
2659
2660             default :
2661                 break;
2662         }
2663     }
2664
2665     return result;
2666 }
2667
2668 void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
2669 {
2670     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2671     if ( textctrl == NULL )
2672         return ;
2673
2674     if (textctrl->MacIsReallyShown())
2675     {
2676         if (IsControlActive(m_controlRef))
2677         {
2678             Point mousep;
2679
2680             wxMacWindowClipper clipper( textctrl ) ;
2681             GetMouse(&mousep);
2682
2683             TXNIdle(m_txn);
2684
2685             if (PtInRect(mousep, &m_txnControlBounds))
2686             {
2687                 RgnHandle theRgn = NewRgn();
2688                 RectRgn(theRgn, &m_txnControlBounds);
2689                 TXNAdjustCursor(m_txn, theRgn);
2690                 DisposeRgn(theRgn);
2691             }
2692         }
2693     }
2694 }
2695
2696 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
2697 {
2698     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2699     if ( textctrl == NULL )
2700         return kControlNoPart;
2701
2702     wxMacWindowClipper clipper( textctrl ) ;
2703
2704     EventRecord ev ;
2705     memset( &ev , 0 , sizeof( ev ) ) ;
2706     ev.what = keyDown ;
2707     ev.modifiers = modifiers ;
2708     ev.message = ((keyCode << 8) & keyCodeMask) | (charCode & charCodeMask);
2709     TXNKeyDown( m_txn , &ev );
2710
2711     return kControlEntireControl;
2712 }
2713
2714 void wxMacMLTEClassicControl::MacControlUserPaneActivateProc(bool activating)
2715 {
2716     MacActivatePaneText( activating );
2717 }
2718
2719 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)
2720 {
2721     ControlPartCode focusResult = kControlFocusNoPart;
2722
2723     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2724     if ( textctrl == NULL )
2725         return focusResult;
2726
2727     wxMacWindowClipper clipper( textctrl ) ;
2728
2729     ControlRef controlFocus = NULL ;
2730     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2731     bool wasFocused = ( controlFocus == m_controlRef ) ;
2732
2733     switch (action)
2734     {
2735         case kControlFocusPrevPart:
2736         case kControlFocusNextPart:
2737             MacFocusPaneText( !wasFocused );
2738             focusResult = (!wasFocused ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart);
2739             break;
2740
2741         case kControlFocusNoPart:
2742         default:
2743             MacFocusPaneText( false );
2744             focusResult = kControlFocusNoPart;
2745             break;
2746     }
2747
2748     return focusResult;
2749 }
2750
2751 void wxMacMLTEClassicControl::MacControlUserPaneBackgroundProc( void *info )
2752 {
2753 }
2754
2755 wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
2756     const wxString& str,
2757     const wxPoint& pos,
2758     const wxSize& size, long style )
2759     : wxMacMLTEControl( wxPeer )
2760 {
2761     m_font = wxPeer->GetFont() ;
2762     m_windowStyle = style ;
2763     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2764
2765     short featureSet =
2766         kControlSupportsEmbedding | kControlSupportsFocus | kControlWantsIdle
2767         | kControlWantsActivate  | kControlHandlesTracking
2768 //    | kControlHasSpecialBackground
2769         | kControlGetsFocusOnClick | kControlSupportsLiveFeedback;
2770
2771    OSStatus err = ::CreateUserPaneControl(
2772         MAC_WXHWND(wxPeer->GetParent()->MacGetTopLevelWindowRef()),
2773         &bounds, featureSet, &m_controlRef );
2774     verify_noerr( err );
2775
2776     DoCreate();
2777
2778     AdjustCreationAttributes( *wxWHITE , true ) ;
2779
2780     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
2781
2782     {
2783         wxString st = str ;
2784         wxMacConvertNewlines10To13( &st ) ;
2785         wxMacWindowClipper clipper( m_peer ) ;
2786         SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2787         TXNSetSelection( m_txn, 0, 0 ) ;
2788     }
2789 }
2790
2791 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()
2792 {
2793     TXNDeleteObject( m_txn );
2794     m_txn = NULL ;
2795 }
2796
2797 void wxMacMLTEClassicControl::VisibilityChanged(bool shown)
2798 {
2799     MacSetObjectVisibility( shown ) ;
2800     wxMacControl::VisibilityChanged( shown ) ;
2801 }
2802
2803 void wxMacMLTEClassicControl::SuperChangedPosition()
2804 {
2805     MacUpdatePosition() ;
2806     wxMacControl::SuperChangedPosition() ;
2807 }
2808
2809 #ifdef __WXMAC_OSX__
2810
2811 ControlUserPaneDrawUPP gTPDrawProc = NULL;
2812 ControlUserPaneHitTestUPP gTPHitProc = NULL;
2813 ControlUserPaneTrackingUPP gTPTrackProc = NULL;
2814 ControlUserPaneIdleUPP gTPIdleProc = NULL;
2815 ControlUserPaneKeyDownUPP gTPKeyProc = NULL;
2816 ControlUserPaneActivateUPP gTPActivateProc = NULL;
2817 ControlUserPaneFocusUPP gTPFocusProc = NULL;
2818
2819 static pascal void wxMacControlUserPaneDrawProc(ControlRef control, SInt16 part)
2820 {
2821     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2822     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2823     if ( win )
2824         win->MacControlUserPaneDrawProc( part ) ;
2825 }
2826
2827 static pascal ControlPartCode wxMacControlUserPaneHitTestProc(ControlRef control, Point where)
2828 {
2829     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2830     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2831     if ( win )
2832         return win->MacControlUserPaneHitTestProc( where.h , where.v ) ;
2833     else
2834         return kControlNoPart ;
2835 }
2836
2837 static pascal ControlPartCode wxMacControlUserPaneTrackingProc(ControlRef control, Point startPt, ControlActionUPP actionProc)
2838 {
2839     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2840     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2841     if ( win )
2842         return win->MacControlUserPaneTrackingProc( startPt.h , startPt.v , (void*) actionProc ) ;
2843     else
2844         return kControlNoPart ;
2845 }
2846
2847 static pascal void wxMacControlUserPaneIdleProc(ControlRef control)
2848 {
2849     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2850     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2851     if ( win )
2852         win->MacControlUserPaneIdleProc() ;
2853 }
2854
2855 static pascal ControlPartCode wxMacControlUserPaneKeyDownProc(ControlRef control, SInt16 keyCode, SInt16 charCode, SInt16 modifiers)
2856 {
2857     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2858     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2859     if ( win )
2860         return win->MacControlUserPaneKeyDownProc( keyCode, charCode, modifiers ) ;
2861     else
2862         return kControlNoPart ;
2863 }
2864
2865 static pascal void wxMacControlUserPaneActivateProc(ControlRef control, Boolean activating)
2866 {
2867     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2868     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2869     if ( win )
2870         win->MacControlUserPaneActivateProc( activating ) ;
2871 }
2872
2873 static pascal ControlPartCode wxMacControlUserPaneFocusProc(ControlRef control, ControlFocusPart action)
2874 {
2875     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2876     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2877     if ( win )
2878         return win->MacControlUserPaneFocusProc( action ) ;
2879     else
2880         return kControlNoPart ;
2881 }
2882
2883 #if 0
2884 static pascal void wxMacControlUserPaneBackgroundProc(ControlRef control, ControlBackgroundPtr info)
2885 {
2886     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2887     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2888     if ( win )
2889         win->MacControlUserPaneBackgroundProc(info) ;
2890 }
2891 #endif
2892
2893 #endif // __WXMAC_OSX__
2894
2895 // TXNRegisterScrollInfoProc
2896
2897 OSStatus wxMacMLTEClassicControl::DoCreate()
2898 {
2899     Rect bounds;
2900     OSStatus err = noErr ;
2901
2902     // set up our globals
2903 #ifdef __WXMAC_OSX__
2904     if (gTPDrawProc == NULL) gTPDrawProc = NewControlUserPaneDrawUPP(wxMacControlUserPaneDrawProc);
2905     if (gTPHitProc == NULL) gTPHitProc = NewControlUserPaneHitTestUPP(wxMacControlUserPaneHitTestProc);
2906     if (gTPTrackProc == NULL) gTPTrackProc = NewControlUserPaneTrackingUPP(wxMacControlUserPaneTrackingProc);
2907     if (gTPIdleProc == NULL) gTPIdleProc = NewControlUserPaneIdleUPP(wxMacControlUserPaneIdleProc);
2908     if (gTPKeyProc == NULL) gTPKeyProc = NewControlUserPaneKeyDownUPP(wxMacControlUserPaneKeyDownProc);
2909     if (gTPActivateProc == NULL) gTPActivateProc = NewControlUserPaneActivateUPP(wxMacControlUserPaneActivateProc);
2910     if (gTPFocusProc == NULL) gTPFocusProc = NewControlUserPaneFocusUPP(wxMacControlUserPaneFocusProc);
2911
2912     if (gTXNScrollInfoProc == NULL ) gTXNScrollInfoProc = NewTXNScrollInfoUPP(TXNScrollInfoProc) ;
2913     if (gTXNScrollActionProc == NULL ) gTXNScrollActionProc = NewControlActionUPP(TXNScrollActionProc) ;
2914 #endif
2915
2916     // set the initial settings for our private data
2917
2918     m_txnWindow = GetControlOwner(m_controlRef);
2919     m_txnPort = (GrafPtr) GetWindowPort(m_txnWindow);
2920
2921 #ifdef __WXMAC_OSX__
2922     // set up the user pane procedures
2923     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneDrawProcTag, sizeof(gTPDrawProc), &gTPDrawProc);
2924     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneHitTestProcTag, sizeof(gTPHitProc), &gTPHitProc);
2925     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneTrackingProcTag, sizeof(gTPTrackProc), &gTPTrackProc);
2926     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneIdleProcTag, sizeof(gTPIdleProc), &gTPIdleProc);
2927     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneKeyDownProcTag, sizeof(gTPKeyProc), &gTPKeyProc);
2928     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneActivateProcTag, sizeof(gTPActivateProc), &gTPActivateProc);
2929     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneFocusProcTag, sizeof(gTPFocusProc), &gTPFocusProc);
2930 #endif
2931
2932     // calculate the rectangles used by the control
2933     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2934
2935     m_txnControlBounds = bounds ;
2936     m_txnVisBounds = bounds ;
2937
2938     CGrafPtr origPort ;
2939     GDHandle origDev ;
2940
2941     GetGWorld( &origPort, &origDev ) ;
2942     SetPort( m_txnPort );
2943
2944     // create the new edit field
2945     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( m_windowStyle );
2946
2947 #ifdef __WXMAC_OSX__
2948     // the scrollbars are not correctly embedded but are inserted at the root:
2949     // this gives us problems as we have erratic redraws even over the structure area
2950
2951     m_sbHorizontal = 0 ;
2952     m_sbVertical = 0 ;
2953     m_lastHorizontalValue = 0 ;
2954     m_lastVerticalValue = 0 ;
2955
2956     Rect sb = { 0 , 0 , 0 , 0 } ;
2957     if ( frameOptions & kTXNWantVScrollBarMask )
2958     {
2959         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbVertical );
2960         SetControlReference( m_sbVertical, (SInt32)this );
2961         SetControlAction( m_sbVertical, gTXNScrollActionProc );
2962         ShowControl( m_sbVertical );
2963         EmbedControl( m_sbVertical , m_controlRef );
2964         frameOptions &= ~kTXNWantVScrollBarMask;
2965     }
2966
2967     if ( frameOptions & kTXNWantHScrollBarMask )
2968     {
2969         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbHorizontal );
2970         SetControlReference( m_sbHorizontal, (SInt32)this );
2971         SetControlAction( m_sbHorizontal, gTXNScrollActionProc );
2972         ShowControl( m_sbHorizontal );
2973         EmbedControl( m_sbHorizontal, m_controlRef );
2974         frameOptions &= ~(kTXNWantHScrollBarMask | kTXNDrawGrowIconMask);
2975     }
2976
2977 #endif
2978
2979     err = TXNNewObject(
2980         NULL, m_txnWindow, &bounds, frameOptions,
2981         kTXNTextEditStyleFrameType, kTXNTextensionFile, kTXNSystemDefaultEncoding,
2982         &m_txn, &m_txnFrameID, NULL );
2983     verify_noerr( err );
2984
2985 #if 0
2986     TXNControlTag iControlTags[] = { kTXNUseCarbonEvents };
2987     TXNControlData iControlData[] = { { (UInt32)&cInfo } };
2988     int toptag = WXSIZEOF( iControlTags ) ;
2989     TXNCarbonEventInfo cInfo ;
2990     cInfo.useCarbonEvents = false ;
2991     cInfo.filler = 0 ;
2992     cInfo.flags = 0 ;
2993     cInfo.fDictionary = NULL ;
2994
2995     verify_noerr( TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) );
2996 #endif
2997
2998 #ifdef __WXMAC_OSX__
2999     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32)this );
3000 #endif
3001
3002     SetGWorld( origPort , origDev ) ;
3003
3004     return err;
3005 }
3006
3007 // ----------------------------------------------------------------------------
3008 // MLTE control implementation (OSX part)
3009 // ----------------------------------------------------------------------------
3010
3011 #if TARGET_API_MAC_OSX
3012
3013 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
3014
3015 // tiger multi-line textcontrols with no CR in the entire content
3016 // don't scroll automatically, so we need a hack.
3017 // This attempt only works 'before' the key (ie before CallNextEventHandler)
3018 // is processed, thus the scrolling always occurs one character too late, but
3019 // better than nothing ...
3020
3021 static const EventTypeSpec eventList[] =
3022 {
3023     { kEventClassTextInput, kEventTextInputUnicodeForKeyEvent } ,
3024 } ;
3025
3026 static pascal OSStatus wxMacUnicodeTextEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3027 {
3028     OSStatus result = eventNotHandledErr ;
3029     wxMacMLTEHIViewControl* focus = (wxMacMLTEHIViewControl*) data ;
3030
3031     switch ( GetEventKind( event ) )
3032     {
3033         case kEventTextInputUnicodeForKeyEvent :
3034         {
3035             if ( UMAGetSystemVersion() >= 0x1040 )
3036             {
3037                 TXNOffset from , to ;
3038                 TXNGetSelection( focus->GetTXNObject() , &from , &to ) ;
3039                 if ( from == to )
3040                     TXNShowSelection( focus->GetTXNObject() , kTXNShowStart );
3041             }
3042             result = CallNextEventHandler(handler,event);
3043             break;
3044         }
3045         default:
3046             break ;
3047     }
3048
3049     return result ;
3050 }
3051
3052 static pascal OSStatus wxMacTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3053 {
3054     OSStatus result = eventNotHandledErr ;
3055
3056     switch ( GetEventClass( event ) )
3057     {
3058         case kEventClassTextInput :
3059             result = wxMacUnicodeTextEventHandler( handler , event , data ) ;
3060             break ;
3061
3062         default :
3063             break ;
3064     }
3065     return result ;
3066 }
3067
3068 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacTextControlEventHandler )
3069
3070 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
3071     const wxString& str,
3072     const wxPoint& pos,
3073     const wxSize& size, long style ) : wxMacMLTEControl( wxPeer )
3074 {
3075     m_font = wxPeer->GetFont() ;
3076     m_windowStyle = style ;
3077     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
3078     wxString st = str ;
3079     wxMacConvertNewlines10To13( &st ) ;
3080
3081     HIRect hr = {
3082         { bounds.left , bounds.top },
3083         { bounds.right - bounds.left, bounds.bottom - bounds.top } } ;
3084
3085     m_scrollView = NULL ;
3086     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( style ) ;
3087     if ( frameOptions & (kTXNWantVScrollBarMask | kTXNWantHScrollBarMask) )
3088     {
3089         HIScrollViewCreate(
3090             (frameOptions & kTXNWantHScrollBarMask ? kHIScrollViewOptionsHorizScroll : 0)
3091             | (frameOptions & kTXNWantVScrollBarMask ? kHIScrollViewOptionsVertScroll : 0) ,
3092             &m_scrollView ) ;
3093
3094         HIViewSetFrame( m_scrollView, &hr );
3095         HIViewSetVisible( m_scrollView, true );
3096     }
3097
3098     m_textView = NULL ;
3099     HITextViewCreate( NULL , 0, frameOptions , &m_textView ) ;
3100     m_txn = HITextViewGetTXNObject( m_textView ) ;
3101     HIViewSetVisible( m_textView , true ) ;
3102     if ( m_scrollView )
3103     {
3104         HIViewAddSubview( m_scrollView , m_textView ) ;
3105         m_controlRef = m_scrollView ;
3106         wxPeer->MacInstallEventHandler( (WXWidget) m_textView ) ;
3107     }
3108     else
3109     {
3110         HIViewSetFrame( m_textView, &hr );
3111         m_controlRef = m_textView ;
3112     }
3113
3114     AdjustCreationAttributes( *wxWHITE , true ) ;
3115
3116     wxMacWindowClipper c( m_peer ) ;
3117     SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
3118
3119     TXNSetSelection( m_txn, 0, 0 );
3120     TXNShowSelection( m_txn, kTXNShowStart );
3121
3122     InstallControlEventHandler( m_textView , GetwxMacTextControlEventHandlerUPP(),
3123                                 GetEventTypeCount(eventList), eventList, this,
3124                                 &m_textEventHandlerRef);
3125 }
3126
3127 wxMacMLTEHIViewControl::~wxMacMLTEHIViewControl()
3128 {
3129     ::RemoveEventHandler( m_textEventHandlerRef ) ;
3130 }
3131
3132 OSStatus wxMacMLTEHIViewControl::SetFocus( ControlFocusPart focusPart )
3133 {
3134     return SetKeyboardFocus( GetControlOwner( m_textView ), m_textView, focusPart ) ;
3135 }
3136
3137 bool wxMacMLTEHIViewControl::HasFocus() const
3138 {
3139     ControlRef control ;
3140     GetKeyboardFocus( GetUserFocusWindow() , &control ) ;
3141     return control == m_textView ;
3142 }
3143
3144 void wxMacMLTEHIViewControl::SetBackground( const wxBrush &brush )
3145 {
3146     wxMacMLTEControl::SetBackground( brush ) ;
3147
3148 #if 0
3149     CGColorSpaceRef rgbSpace = CGColorSpaceCreateDeviceRGB();
3150     RGBColor col = MAC_WXCOLORREF(brush.GetColour().GetPixel()) ;
3151
3152     float component[4] ;
3153     component[0] = col.red / 65536.0 ;
3154     component[1] = col.green / 65536.0 ;
3155     component[2] = col.blue / 65536.0 ;
3156     component[3] = 1.0 ; // alpha
3157
3158     CGColorRef color = CGColorCreate( rgbSpace , component );
3159     HITextViewSetBackgroundColor( m_textView , color );
3160     CGColorSpaceRelease( rgbSpace );
3161 #endif
3162 }
3163
3164 #endif // MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
3165
3166
3167 #endif
3168
3169 #endif // wxUSE_TEXTCTRL