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                 wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
 966                 if ( tlw && tlw->GetDefaultItem() )
 967                 {
 968                     wxButton *def = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
 969                     if ( def && def->IsEnabled() )
 970                     {
 971                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 972                         event.SetEventObject(def);
 973                         def->Command(event);
 974
 975                         return ;
 976                     }
 977                 }
 978
 979                 // this will make wxWidgets eat the ENTER key so that
 980                 // we actually prevent line wrapping in a single line text control
 981                 eat_key = true;
 982             }
 983             break;
 984
 985         case WXK_TAB:
 986             if ( !(m_windowStyle & wxTE_PROCESS_TAB))
 987             {
 988                 int flags = 0;
 989                 if (!event.ShiftDown())
 990                     flags |= wxNavigationKeyEvent::IsForward ;
 991                 if (event.ControlDown())
 992                     flags |= wxNavigationKeyEvent::WinChange ;
 993                 Navigate(flags);
 994
 995                 return;
 996             }
 997             else
 998             {
 999                 // This is necessary (don't know why);
1000                 // otherwise the tab will not be inserted.
1001                 WriteText(wxT("\t"));
1002                 eat_key = true;
1003             }
1004             break;
1005
1006         default:
1007             break;
1008     }
1009
1010     if (!eat_key)
1011     {
1012         // perform keystroke handling
1013         event.Skip(true) ;
1014     }
1015
1016     if ( ( key >= 0x20 && key < WXK_START ) ||
1017          ( key >= WXK_NUMPAD0 && key <= WXK_DIVIDE ) ||
1018          key == WXK_RETURN ||
1019          key == WXK_DELETE ||
1020          key == WXK_BACK)
1021     {
1022         wxCommandEvent event1(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
1023         event1.SetEventObject( this );
1024         wxPostEvent( GetEventHandler(), event1 );
1025     }
1026 }
1027
1028 // ----------------------------------------------------------------------------
1029 // standard handlers for standard edit menu events
1030 // ----------------------------------------------------------------------------
1031
1032 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
1033 {
1034     Cut();
1035 }
1036
1037 void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
1038 {
1039     Copy();
1040 }
1041
1042 void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
1043 {
1044     Paste();
1045 }
1046
1047 void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
1048 {
1049     Undo();
1050 }
1051
1052 void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
1053 {
1054     Redo();
1055 }
1056
1057 void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event))
1058 {
1059     long from, to;
1060
1061     GetSelection( &from, &to );
1062     if (from != -1 && to != -1)
1063         Remove( from, to );
1064 }
1065
1066 void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event))
1067 {
1068     SetSelection(-1, -1);
1069 }
1070
1071 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
1072 {
1073     event.Enable( CanCut() );
1074 }
1075
1076 void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
1077 {
1078     event.Enable( CanCopy() );
1079 }
1080
1081 void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
1082 {
1083     event.Enable( CanPaste() );
1084 }
1085
1086 void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
1087 {
1088     event.Enable( CanUndo() );
1089 }
1090
1091 void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
1092 {
1093     event.Enable( CanRedo() );
1094 }
1095
1096 void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event)
1097 {
1098     long from, to;
1099
1100     GetSelection( &from, &to );
1101     event.Enable( from != -1 && to != -1 && from != to && IsEditable() ) ;
1102 }
1103
1104 void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event)
1105 {
1106     event.Enable(GetLastPosition() > 0);
1107 }
1108
1109 // CS: Context Menus only work with MLTE implementations or non-multiline HIViews at the moment
1110
1111 void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
1112 {
1113     if ( GetPeer()->HasOwnContextMenu() )
1114     {
1115         event.Skip() ;
1116         return ;
1117     }
1118
1119     if (m_privateContextMenu == NULL)
1120     {
1121         m_privateContextMenu = new wxMenu;
1122         m_privateContextMenu->Append(wxID_UNDO, _("&Undo"));
1123         m_privateContextMenu->Append(wxID_REDO, _("&Redo"));
1124         m_privateContextMenu->AppendSeparator();
1125         m_privateContextMenu->Append(wxID_CUT, _("Cu&t"));
1126         m_privateContextMenu->Append(wxID_COPY, _("&Copy"));
1127         m_privateContextMenu->Append(wxID_PASTE, _("&Paste"));
1128         m_privateContextMenu->Append(wxID_CLEAR, _("&Delete"));
1129         m_privateContextMenu->AppendSeparator();
1130         m_privateContextMenu->Append(wxID_SELECTALL, _("Select &All"));
1131     }
1132
1133     if (m_privateContextMenu != NULL)
1134         PopupMenu(m_privateContextMenu);
1135 }
1136
1137 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
1138 {
1139     if ( !GetPeer()->SetupCursor( pt ) )
1140         return wxWindow::MacSetupCursor( pt ) ;
1141     else
1142         return true ;
1143 }
1144
1145 #if !TARGET_API_MAC_OSX
1146
1147 // user pane implementation
1148
1149 void wxTextCtrl::MacControlUserPaneDrawProc(wxInt16 part)
1150 {
1151     GetPeer()->MacControlUserPaneDrawProc( part ) ;
1152 }
1153
1154 wxInt16 wxTextCtrl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
1155 {
1156     return GetPeer()->MacControlUserPaneHitTestProc( x , y ) ;
1157 }
1158
1159 wxInt16 wxTextCtrl::MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc)
1160 {
1161     return GetPeer()->MacControlUserPaneTrackingProc( x , y , actionProc ) ;
1162 }
1163
1164 void wxTextCtrl::MacControlUserPaneIdleProc()
1165 {
1166     GetPeer()->MacControlUserPaneIdleProc( ) ;
1167 }
1168
1169 wxInt16 wxTextCtrl::MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
1170 {
1171     return GetPeer()->MacControlUserPaneKeyDownProc( keyCode , charCode , modifiers ) ;
1172 }
1173
1174 void wxTextCtrl::MacControlUserPaneActivateProc(bool activating)
1175 {
1176     GetPeer()->MacControlUserPaneActivateProc( activating ) ;
1177 }
1178
1179 wxInt16 wxTextCtrl::MacControlUserPaneFocusProc(wxInt16 action)
1180 {
1181     return GetPeer()->MacControlUserPaneFocusProc( action ) ;
1182 }
1183
1184 void wxTextCtrl::MacControlUserPaneBackgroundProc(void* info)
1185 {
1186     GetPeer()->MacControlUserPaneBackgroundProc( info ) ;
1187 }
1188
1189 #endif
1190
1191 // ----------------------------------------------------------------------------
1192 // implementation base class
1193 // ----------------------------------------------------------------------------
1194
1195 wxMacTextControl::wxMacTextControl(wxTextCtrl* peer) :
1196     wxMacControl( peer )
1197 {
1198 }
1199
1200 wxMacTextControl::~wxMacTextControl()
1201 {
1202 }
1203
1204 void wxMacTextControl::SetStyle(long start, long end, const wxTextAttr& style)
1205 {
1206 }
1207
1208 void wxMacTextControl::Copy()
1209 {
1210 }
1211
1212 void wxMacTextControl::Cut()
1213 {
1214 }
1215
1216 void wxMacTextControl::Paste()
1217 {
1218 }
1219
1220 bool wxMacTextControl::CanPaste() const
1221 {
1222     return false ;
1223 }
1224
1225 void wxMacTextControl::SetEditable(bool editable)
1226 {
1227 }
1228
1229 wxTextPos wxMacTextControl::GetLastPosition() const
1230 {
1231     return GetStringValue().length() ;
1232 }
1233
1234 void wxMacTextControl::Replace( long from , long to , const wxString &val )
1235 {
1236     SetSelection( from , to ) ;
1237     WriteText( val ) ;
1238 }
1239
1240 void wxMacTextControl::Remove( long from , long to )
1241 {
1242     SetSelection( from , to ) ;
1243     WriteText( wxEmptyString) ;
1244 }
1245
1246 void wxMacTextControl::Clear()
1247 {
1248     SetStringValue( wxEmptyString ) ;
1249 }
1250
1251 bool wxMacTextControl::CanUndo() const
1252 {
1253     return false ;
1254 }
1255
1256 void wxMacTextControl::Undo()
1257 {
1258 }
1259
1260 bool wxMacTextControl::CanRedo()  const
1261 {
1262     return false ;
1263 }
1264
1265 void wxMacTextControl::Redo()
1266 {
1267 }
1268
1269 long wxMacTextControl::XYToPosition(long x, long y) const
1270 {
1271     return 0 ;
1272 }
1273
1274 bool wxMacTextControl::PositionToXY(long pos, long *x, long *y) const
1275 {
1276     return false ;
1277 }
1278
1279 void wxMacTextControl::ShowPosition( long WXUNUSED(pos) )
1280 {
1281 }
1282
1283 int wxMacTextControl::GetNumberOfLines() const
1284 {
1285     ItemCount lines = 0 ;
1286     wxString content = GetStringValue() ;
1287     lines = 1;
1288
1289     for (size_t i = 0; i < content.length() ; i++)
1290     {
1291         if (content[i] == '\r')
1292             lines++;
1293     }
1294
1295     return lines ;
1296 }
1297
1298 wxString wxMacTextControl::GetLineText(long lineNo) const
1299 {
1300     // TODO: change this if possible to reflect real lines
1301     wxString content = GetStringValue() ;
1302
1303     // Find line first
1304     int count = 0;
1305     for (size_t i = 0; i < content.length() ; i++)
1306     {
1307         if (count == lineNo)
1308         {
1309             // Add chars in line then
1310             wxString tmp;
1311
1312             for (size_t j = i; j < content.length(); j++)
1313             {
1314                 if (content[j] == '\n')
1315                     return tmp;
1316
1317                 tmp += content[j];
1318             }
1319
1320             return tmp;
1321         }
1322
1323         if (content[i] == '\n')
1324             count++;
1325     }
1326
1327     return wxEmptyString ;
1328 }
1329
1330 int wxMacTextControl::GetLineLength(long lineNo) const
1331 {
1332     // TODO: change this if possible to reflect real lines
1333     wxString content = GetStringValue() ;
1334
1335     // Find line first
1336     int count = 0;
1337     for (size_t i = 0; i < content.length() ; i++)
1338     {
1339         if (count == lineNo)
1340         {
1341             // Count chars in line then
1342             count = 0;
1343             for (size_t j = i; j < content.length(); j++)
1344             {
1345                 count++;
1346                 if (content[j] == '\n')
1347                     return count;
1348             }
1349
1350             return count;
1351         }
1352
1353         if (content[i] == '\n')
1354             count++;
1355     }
1356
1357     return 0 ;
1358 }
1359
1360 // ----------------------------------------------------------------------------
1361 // standard unicode control implementation
1362 // ----------------------------------------------------------------------------
1363
1364 #if TARGET_API_MAC_OSX
1365
1366 // the current unicode textcontrol implementation has a bug : only if the control
1367 // is currently having the focus, the selection can be retrieved by the corresponding
1368 // data tag. So we have a mirroring using a member variable
1369 // TODO : build event table using virtual member functions for wxMacControl
1370
1371 static const EventTypeSpec unicodeTextControlEventList[] =
1372 {
1373     { kEventClassControl , kEventControlSetFocusPart } ,
1374 } ;
1375
1376 static pascal OSStatus wxMacUnicodeTextControlControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1377 {
1378     OSStatus result = eventNotHandledErr ;
1379     wxMacUnicodeTextControl* focus = (wxMacUnicodeTextControl*) data ;
1380     wxMacCarbonEvent cEvent( event ) ;
1381
1382     switch ( GetEventKind( event ) )
1383     {
1384         case kEventControlSetFocusPart :
1385         {
1386             ControlPartCode controlPart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode );
1387             if ( controlPart == kControlFocusNoPart )
1388             {
1389                 // about to loose focus -> store selection to field
1390                 focus->GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1391             }
1392             result = CallNextEventHandler(handler,event) ;
1393             if ( controlPart != kControlFocusNoPart )
1394             {
1395                 // about to gain focus -> set selection from field
1396                 focus->SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1397             }
1398             break;
1399         }
1400         default:
1401             break ;
1402     }
1403
1404     return result ;
1405 }
1406
1407 static pascal OSStatus wxMacUnicodeTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1408 {
1409     OSStatus result = eventNotHandledErr ;
1410
1411     switch ( GetEventClass( event ) )
1412     {
1413         case kEventClassControl :
1414             result = wxMacUnicodeTextControlControlEventHandler( handler , event , data ) ;
1415             break ;
1416
1417         default :
1418             break ;
1419     }
1420     return result ;
1421 }
1422
1423 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacUnicodeTextControlEventHandler )
1424
1425 wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
1426     const wxString& str,
1427     const wxPoint& pos,
1428     const wxSize& size, long style )
1429     : wxMacTextControl( wxPeer )
1430 {
1431     m_font = wxPeer->GetFont() ;
1432     m_windowStyle = style ;
1433     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
1434     wxString st = str ;
1435     wxMacConvertNewlines10To13( &st ) ;
1436     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
1437     CFStringRef cfr = cf ;
1438     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;
1439     m_valueTag = isPassword ? kControlEditTextPasswordCFStringTag : kControlEditTextCFStringTag ;
1440
1441     OSStatus err = CreateEditUnicodeTextControl(
1442         MAC_WXHWND(wxPeer->MacGetTopLevelWindowRef()), &bounds , cfr ,
1443         isPassword , NULL , &m_controlRef ) ;
1444     verify_noerr( err );
1445
1446     if ( !(m_windowStyle & wxTE_MULTILINE) )
1447         SetData<Boolean>( kControlEditTextPart , kControlEditTextSingleLineTag , true ) ;
1448
1449     InstallControlEventHandler( m_controlRef , GetwxMacUnicodeTextControlEventHandlerUPP(),
1450                                 GetEventTypeCount(unicodeTextControlEventList), unicodeTextControlEventList, this,
1451                                 &m_focusHandlerRef);
1452 }
1453
1454 wxMacUnicodeTextControl::~wxMacUnicodeTextControl()
1455 {
1456     ::RemoveEventHandler( m_focusHandlerRef );
1457 }
1458
1459 void wxMacUnicodeTextControl::VisibilityChanged(bool shown)
1460 {
1461     if ( !(m_windowStyle & wxTE_MULTILINE) && shown )
1462     {
1463         // work around a refresh issue insofar as not always the entire content is shown,
1464         // even if this would be possible
1465         ControlEditTextSelectionRec sel ;
1466         CFStringRef value = NULL ;
1467
1468         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1469         verify_noerr( GetData<CFStringRef>( 0, m_valueTag, &value ) );
1470         verify_noerr( SetData<CFStringRef>( 0, m_valueTag, &value ) );
1471         verify_noerr( SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1472
1473         CFRelease( value ) ;
1474     }
1475 }
1476
1477 wxString wxMacUnicodeTextControl::GetStringValue() const
1478 {
1479     wxString result ;
1480     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1481     if ( value )
1482     {
1483         wxMacCFStringHolder cf(value) ;
1484         result = cf.AsString() ;
1485     }
1486
1487 #if '\n' == 10
1488     wxMacConvertNewlines13To10( &result ) ;
1489 #else
1490     wxMacConvertNewlines10To13( &result ) ;
1491 #endif
1492
1493     return result ;
1494 }
1495
1496 void wxMacUnicodeTextControl::SetStringValue( const wxString &str )
1497 {
1498     wxString st = str ;
1499     wxMacConvertNewlines10To13( &st ) ;
1500     wxMacCFStringHolder cf( st , m_font.GetEncoding() ) ;
1501     verify_noerr( SetData<CFStringRef>( 0, m_valueTag , cf ) ) ;
1502 }
1503
1504 void wxMacUnicodeTextControl::Copy()
1505 {
1506     SendHICommand( kHICommandCopy ) ;
1507 }
1508
1509 void wxMacUnicodeTextControl::Cut()
1510 {
1511     SendHICommand( kHICommandCut ) ;
1512 }
1513
1514 void wxMacUnicodeTextControl::Paste()
1515 {
1516     SendHICommand( kHICommandPaste ) ;
1517 }
1518
1519 bool wxMacUnicodeTextControl::CanPaste() const
1520 {
1521     return true ;
1522 }
1523
1524 void wxMacUnicodeTextControl::SetEditable(bool editable)
1525 {
1526 #if 0 // leads to problem because text cannot be selected anymore
1527     SetData<Boolean>( kControlEditTextPart , kControlEditTextLockedTag , (Boolean) !editable ) ;
1528 #endif
1529 }
1530
1531 void wxMacUnicodeTextControl::GetSelection( long* from, long* to ) const
1532 {
1533     ControlEditTextSelectionRec sel ;
1534     if (HasFocus())
1535         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ) ;
1536     else
1537         sel = m_selection ;
1538
1539     if ( from )
1540         *from = sel.selStart ;
1541     if ( to )
1542         *to = sel.selEnd ;
1543 }
1544
1545 void wxMacUnicodeTextControl::SetSelection( long from , long to )
1546 {
1547     ControlEditTextSelectionRec sel ;
1548     wxString result ;
1549     int textLength = 0 ;
1550     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1551     if ( value )
1552     {
1553         wxMacCFStringHolder cf(value) ;
1554         textLength = cf.AsString().length() ;
1555     }
1556
1557     if ((from == -1) && (to == -1))
1558     {
1559         from = 0 ;
1560         to = textLength ;
1561     }
1562     else
1563     {
1564         from = wxMin(textLength,wxMax(from,0)) ;
1565         to = wxMax(0,wxMin(textLength,to)) ;
1566     }
1567
1568     sel.selStart = from ;
1569     sel.selEnd = to ;
1570     if ( HasFocus() )
1571         SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ;
1572     else
1573         m_selection = sel;
1574 }
1575
1576 void wxMacUnicodeTextControl::WriteText( const wxString& str )
1577 {
1578     wxString st = str ;
1579     wxMacConvertNewlines10To13( &st ) ;
1580
1581 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
1582     if ( HasFocus() )
1583     {
1584         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
1585         CFStringRef value = cf ;
1586         SetData<CFStringRef>( 0, kControlEditTextInsertCFStringRefTag, &value );
1587     }
1588     else
1589 #endif
1590     {
1591         wxString val = GetStringValue() ;
1592         long start , end ;
1593         GetSelection( &start , &end ) ;
1594         val.Remove( start , end - start ) ;
1595         val.insert( start , str ) ;
1596         SetStringValue( val ) ;
1597         SetSelection( start + str.length() , start + str.length() ) ;
1598     }
1599 }
1600
1601 #endif
1602
1603 // ----------------------------------------------------------------------------
1604 // MLTE control implementation (common part)
1605 // ----------------------------------------------------------------------------
1606
1607 // if MTLE is read only, no changes at all are allowed, not even from
1608 // procedural API, in order to allow changes via API all the same we must undo
1609 // the readonly status while we are executing, this class helps to do so
1610
1611 class wxMacEditHelper
1612 {
1613 public :
1614     wxMacEditHelper( TXNObject txn )
1615     {
1616         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1617         m_txn = txn ;
1618         TXNGetTXNObjectControls( m_txn , 1 , tag , m_data ) ;
1619         if ( m_data[0].uValue == kTXNReadOnly )
1620         {
1621             TXNControlData data[] = { { kTXNReadWrite } } ;
1622             TXNSetTXNObjectControls( m_txn , false , 1 , tag , data ) ;
1623         }
1624     }
1625
1626     ~wxMacEditHelper()
1627     {
1628         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1629         if ( m_data[0].uValue == kTXNReadOnly )
1630             TXNSetTXNObjectControls( m_txn , false , 1 , tag , m_data ) ;
1631     }
1632
1633 protected :
1634     TXNObject m_txn ;
1635     TXNControlData m_data[1] ;
1636 } ;
1637
1638 wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer )
1639     : wxMacTextControl( peer )
1640 {
1641     SetNeedsFocusRect( true ) ;
1642 }
1643
1644 wxString wxMacMLTEControl::GetStringValue() const
1645 {
1646     wxString result ;
1647     OSStatus err ;
1648     Size actualSize = 0;
1649
1650     {
1651 #if wxUSE_UNICODE
1652         Handle theText ;
1653         err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNUnicodeTextData );
1654
1655         // all done
1656         if ( err != noErr )
1657         {
1658             actualSize = 0 ;
1659         }
1660         else
1661         {
1662             actualSize = GetHandleSize( theText ) / sizeof(UniChar) ;
1663             if ( actualSize > 0 )
1664             {
1665                 wxChar *ptr = NULL ;
1666
1667 #if SIZEOF_WCHAR_T == 2
1668                 ptr = new wxChar[actualSize + 1] ;
1669                 wxStrncpy( ptr , (wxChar*)(*theText) , actualSize ) ;
1670 #else
1671                 SetHandleSize( theText, (actualSize + 1) * sizeof(UniChar) ) ;
1672                 HLock( theText ) ;
1673                 (((UniChar*)*theText)[actualSize]) = 0 ;
1674                 wxMBConvUTF16 converter ;
1675                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
1676                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Unable to count the number of characters in this string!") );
1677                 ptr = new wxChar[noChars + 1] ;
1678
1679                 noChars = converter.MB2WC( ptr , (const char*)*theText , noChars + 1 ) ;
1680                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Conversion of string failed!") );
1681                 ptr[noChars] = 0 ;
1682                 HUnlock( theText ) ;
1683 #endif
1684
1685                 ptr[actualSize] = 0 ;
1686                 result = wxString( ptr ) ;
1687                 delete [] ptr ;
1688             }
1689
1690             DisposeHandle( theText ) ;
1691         }
1692 #else
1693         Handle theText ;
1694         err = TXNGetDataEncoded( m_txn , kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1695
1696         // all done
1697         if ( err != noErr )
1698         {
1699             actualSize = 0 ;
1700         }
1701         else
1702         {
1703             actualSize = GetHandleSize( theText ) ;
1704             if ( actualSize > 0 )
1705             {
1706                 HLock( theText ) ;
1707                 result = wxString( *theText , wxConvLocal , actualSize ) ;
1708                 HUnlock( theText ) ;
1709             }
1710
1711             DisposeHandle( theText ) ;
1712         }
1713 #endif
1714     }
1715
1716 #if '\n' == 10
1717     wxMacConvertNewlines13To10( &result ) ;
1718 #else
1719     wxMacConvertNewlines10To13( &result ) ;
1720 #endif
1721
1722     return result ;
1723 }
1724
1725 void wxMacMLTEControl::SetStringValue( const wxString &str )
1726 {
1727     wxString st = str;
1728     wxMacConvertNewlines10To13( &st );
1729
1730     {
1731         wxMacWindowClipper c( m_peer );
1732
1733         {
1734             wxMacEditHelper help( m_txn );
1735             SetTXNData( st, kTXNStartOffset, kTXNEndOffset );
1736         }
1737
1738         TXNSetSelection( m_txn, 0, 0 );
1739         TXNShowSelection( m_txn, kTXNShowStart );
1740     }
1741 }
1742
1743 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
1744 {
1745     TXNFrameOptions frameOptions = kTXNDontDrawCaretWhenInactiveMask;
1746
1747 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
1748     frameOptions |= kTXNDoFontSubstitutionMask;
1749 #endif
1750
1751     if ( ! (wxStyle & wxTE_NOHIDESEL) )
1752         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
1753
1754     if ( wxStyle & (wxHSCROLL | wxTE_DONTWRAP) )
1755         frameOptions |= kTXNWantHScrollBarMask ;
1756
1757     if ( wxStyle & wxTE_MULTILINE )
1758     {
1759         frameOptions |= kTXNAlwaysWrapAtViewEdgeMask ;
1760
1761         if ( !(wxStyle & wxTE_NO_VSCROLL) )
1762         {
1763             frameOptions |= kTXNWantVScrollBarMask ;
1764
1765             // The following code causes drawing problems on 10.4. Perhaps it can be restored for
1766             // older versions of the OS, but I'm not sure it's appropriate to put a grow icon here
1767             // anyways, as AFAIK users can't actually use it to resize the text ctrl.
1768 //            if ( frameOptions & kTXNWantHScrollBarMask )
1769 //                frameOptions |= kTXNDrawGrowIconMask ;
1770         }
1771     }
1772     else
1773     {
1774         frameOptions |= kTXNSingleLineOnlyMask ;
1775     }
1776
1777     return frameOptions ;
1778 }
1779
1780 void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, bool visible )
1781 {
1782     TXNControlTag iControlTags[] =
1783         {
1784             kTXNDoFontSubstitution,
1785             kTXNWordWrapStateTag ,
1786         };
1787     TXNControlData iControlData[] =
1788         {
1789             { true },
1790             { kTXNNoAutoWrap },
1791         };
1792
1793     int toptag = WXSIZEOF( iControlTags ) ;
1794
1795     if ( m_windowStyle & wxTE_MULTILINE )
1796     {
1797         iControlData[1].uValue =
1798             (m_windowStyle & wxTE_DONTWRAP)
1799             ? kTXNNoAutoWrap
1800             : kTXNAutoWrap;
1801     }
1802
1803     OSStatus err = TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) ;
1804     verify_noerr( err );
1805
1806     // setting the default font:
1807     // under 10.2 this causes a visible caret, therefore we avoid it
1808
1809     if ( UMAGetSystemVersion() >= 0x1030 )
1810     {
1811         Str255 fontName ;
1812         SInt16 fontSize ;
1813         Style fontStyle ;
1814
1815         GetThemeFont( kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1816
1817         TXNTypeAttributes typeAttr[] =
1818         {
1819             { kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
1820             { kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
1821             { kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , { (void*) normal } } ,
1822         } ;
1823
1824         err = TXNSetTypeAttributes(
1825             m_txn, sizeof(typeAttr) / sizeof(TXNTypeAttributes),
1826             typeAttr, kTXNStartOffset, kTXNEndOffset );
1827         verify_noerr( err );
1828     }
1829
1830     if ( m_windowStyle & wxTE_PASSWORD )
1831     {
1832         UniChar c = 0x00A5 ;
1833         err = TXNEchoMode( m_txn , c , 0 , true );
1834         verify_noerr( err );
1835     }
1836
1837     TXNBackground tback;
1838     tback.bgType = kTXNBackgroundTypeRGB;
1839     tback.bg.color = MAC_WXCOLORREF( background.GetPixel() );
1840     TXNSetBackground( m_txn , &tback );
1841
1842 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
1843     if ( UMAGetSystemVersion() >= 0x1040 )
1844     {
1845         TXNCommandEventSupportOptions options ;
1846         if ( TXNGetCommandEventSupport( m_txn, &options ) == noErr )
1847         {
1848             options |=
1849                 kTXNSupportEditCommandProcessing
1850                 | kTXNSupportEditCommandUpdating
1851                 | kTXNSupportSpellCheckCommandProcessing
1852                 | kTXNSupportSpellCheckCommandUpdating
1853                 | kTXNSupportFontCommandProcessing
1854                 | kTXNSupportFontCommandUpdating;
1855
1856             TXNSetCommandEventSupport( m_txn , options ) ;
1857         }
1858     }
1859 #endif
1860 }
1861
1862 void wxMacMLTEControl::SetBackground( const wxBrush &brush )
1863 {
1864     // currently only solid background are supported
1865     TXNBackground tback;
1866
1867     tback.bgType = kTXNBackgroundTypeRGB;
1868     tback.bg.color = MAC_WXCOLORREF( brush.GetColour().GetPixel() );
1869     TXNSetBackground( m_txn , &tback );
1870 }
1871
1872 void wxMacMLTEControl::TXNSetAttribute( const wxTextAttr& style , long from , long to )
1873 {
1874     TXNTypeAttributes typeAttr[4] ;
1875     RGBColor color ;
1876     int attrCount = 0 ;
1877
1878     if ( style.HasFont() )
1879     {
1880         const wxFont &font = style.GetFont() ;
1881
1882 #if 0 // old version
1883         Str255 fontName = "\pMonaco" ;
1884         SInt16 fontSize = 12 ;
1885         Style fontStyle = normal ;
1886         wxMacStringToPascal( font.GetFaceName() , fontName ) ;
1887         fontSize = font.GetPointSize() ;
1888         if ( font.GetUnderlined() )
1889             fontStyle |= underline ;
1890         if ( font.GetWeight() == wxBOLD )
1891             fontStyle |= bold ;
1892         if ( font.GetStyle() == wxITALIC )
1893             fontStyle |= italic ;
1894
1895         typeAttr[attrCount].tag = kTXNQDFontNameAttribute ;
1896         typeAttr[attrCount].size = kTXNQDFontNameAttributeSize ;
1897         typeAttr[attrCount].data.dataPtr = (void*)fontName ;
1898         attrCount++ ;
1899
1900         typeAttr[attrCount].tag = kTXNQDFontSizeAttribute ;
1901         typeAttr[attrCount].size = kTXNFontSizeAttributeSize ;
1902         typeAttr[attrCount].data.dataValue = (fontSize << 16) ;
1903         attrCount++ ;
1904
1905         typeAttr[attrCount].tag = kTXNQDFontStyleAttribute ;
1906         typeAttr[attrCount].size = kTXNQDFontStyleAttributeSize ;
1907         typeAttr[attrCount].data.dataValue = fontStyle ;
1908         attrCount++ ;
1909 #else
1910         typeAttr[attrCount].tag = kTXNATSUIStyle ;
1911         typeAttr[attrCount].size = kTXNATSUIStyleSize ;
1912         typeAttr[attrCount].data.dataValue = (UInt32)font.MacGetATSUStyle() ;
1913         attrCount++ ;
1914 #endif
1915     }
1916
1917     if ( style.HasTextColour() )
1918     {
1919         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
1920
1921         typeAttr[attrCount].tag = kTXNQDFontColorAttribute ;
1922         typeAttr[attrCount].size = kTXNQDFontColorAttributeSize ;
1923         typeAttr[attrCount].data.dataPtr = (void*) &color ;
1924         attrCount++ ;
1925     }
1926
1927     if ( attrCount > 0 )
1928     {
1929         verify_noerr( TXNSetTypeAttributes( m_txn , attrCount , typeAttr, from , to ) );
1930         // unfortunately the relayout is not automatic
1931         TXNRecalcTextLayout( m_txn );
1932     }
1933 }
1934
1935 void wxMacMLTEControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle )
1936 {
1937     wxMacEditHelper help( m_txn ) ;
1938     TXNSetAttribute( wxTextAttr( foreground, wxNullColour, font ), kTXNStartOffset, kTXNEndOffset ) ;
1939 }
1940
1941 void wxMacMLTEControl::SetStyle( long start, long end, const wxTextAttr& style )
1942 {
1943     wxMacEditHelper help( m_txn ) ;
1944     TXNSetAttribute( style, start, end ) ;
1945 }
1946
1947 void wxMacMLTEControl::Copy()
1948 {
1949     ClearCurrentScrap();
1950     TXNCopy( m_txn );
1951     TXNConvertToPublicScrap();
1952 }
1953
1954 void wxMacMLTEControl::Cut()
1955 {
1956     ClearCurrentScrap();
1957     TXNCut( m_txn );
1958     TXNConvertToPublicScrap();
1959 }
1960
1961 void wxMacMLTEControl::Paste()
1962 {
1963     TXNConvertFromPublicScrap();
1964     TXNPaste( m_txn );
1965 }
1966
1967 bool wxMacMLTEControl::CanPaste() const
1968 {
1969     return TXNIsScrapPastable() ;
1970 }
1971
1972 void wxMacMLTEControl::SetEditable(bool editable)
1973 {
1974     TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1975     TXNControlData data[] = { { editable ? kTXNReadWrite : kTXNReadOnly } } ;
1976     TXNSetTXNObjectControls( m_txn, false, WXSIZEOF(tag), tag, data ) ;
1977 }
1978
1979 wxTextPos wxMacMLTEControl::GetLastPosition() const
1980 {
1981     wxTextPos actualsize = 0 ;
1982
1983     Handle theText ;
1984     OSErr err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1985
1986     // all done
1987     if ( err == noErr )
1988     {
1989         actualsize = GetHandleSize( theText ) ;
1990         DisposeHandle( theText ) ;
1991     }
1992     else
1993     {
1994         actualsize = 0 ;
1995     }
1996
1997     return actualsize ;
1998 }
1999
2000 void wxMacMLTEControl::Replace( long from , long to , const wxString &str )
2001 {
2002     wxString value = str ;
2003     wxMacConvertNewlines10To13( &value ) ;
2004
2005     wxMacEditHelper help( m_txn ) ;
2006     wxMacWindowClipper c( m_peer ) ;
2007
2008     TXNSetSelection( m_txn, from, to ) ;
2009     TXNClear( m_txn ) ;
2010     SetTXNData( value, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2011 }
2012
2013 void wxMacMLTEControl::Remove( long from , long to )
2014 {
2015     wxMacWindowClipper c( m_peer ) ;
2016     wxMacEditHelper help( m_txn ) ;
2017     TXNSetSelection( m_txn , from , to ) ;
2018     TXNClear( m_txn ) ;
2019 }
2020
2021 void wxMacMLTEControl::GetSelection( long* from, long* to) const
2022 {
2023     TXNGetSelection( m_txn , (TXNOffset*) from , (TXNOffset*) to ) ;
2024 }
2025
2026 void wxMacMLTEControl::SetSelection( long from , long to )
2027 {
2028     wxMacWindowClipper c( m_peer ) ;
2029
2030     // change the selection
2031     if ((from == -1) && (to == -1))
2032         TXNSelectAll( m_txn );
2033     else
2034         TXNSetSelection( m_txn, from, to );
2035
2036     TXNShowSelection( m_txn, kTXNShowStart );
2037 }
2038
2039 void wxMacMLTEControl::WriteText( const wxString& str )
2040 {
2041     wxString st = str ;
2042     wxMacConvertNewlines10To13( &st ) ;
2043
2044     long start , end , dummy ;
2045
2046     GetSelection( &start , &dummy ) ;
2047     wxMacWindowClipper c( m_peer ) ;
2048
2049     {
2050         wxMacEditHelper helper( m_txn ) ;
2051         SetTXNData( st, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2052     }
2053
2054     GetSelection( &dummy, &end ) ;
2055
2056     // TODO: SetStyle( start , end , GetDefaultStyle() ) ;
2057 }
2058
2059 void wxMacMLTEControl::Clear()
2060 {
2061     wxMacWindowClipper c( m_peer ) ;
2062     wxMacEditHelper st( m_txn ) ;
2063     TXNSetSelection( m_txn , kTXNStartOffset , kTXNEndOffset ) ;
2064     TXNClear( m_txn ) ;
2065 }
2066
2067 bool wxMacMLTEControl::CanUndo() const
2068 {
2069     return TXNCanUndo( m_txn , NULL ) ;
2070 }
2071
2072 void wxMacMLTEControl::Undo()
2073 {
2074     TXNUndo( m_txn ) ;
2075 }
2076
2077 bool wxMacMLTEControl::CanRedo() const
2078 {
2079     return TXNCanRedo( m_txn , NULL ) ;
2080 }
2081
2082 void wxMacMLTEControl::Redo()
2083 {
2084     TXNRedo( m_txn ) ;
2085 }
2086
2087 int wxMacMLTEControl::GetNumberOfLines() const
2088 {
2089     ItemCount lines = 0 ;
2090     TXNGetLineCount( m_txn, &lines ) ;
2091
2092     return lines ;
2093 }
2094
2095 long wxMacMLTEControl::XYToPosition(long x, long y) const
2096 {
2097     Point curpt ;
2098     wxTextPos lastpos ;
2099
2100     // TODO: find a better implementation : while we can get the
2101     // line metrics of a certain line, we don't get its starting
2102     // position, so it would probably be rather a binary search
2103     // for the start position
2104     long xpos = 0, ypos = 0 ;
2105     int lastHeight = 0 ;
2106     ItemCount n ;
2107
2108     lastpos = GetLastPosition() ;
2109     for ( n = 0 ; n <= (ItemCount) lastpos ; ++n )
2110     {
2111         if ( y == ypos && x == xpos )
2112             return n ;
2113
2114         TXNOffsetToPoint( m_txn, n, &curpt ) ;
2115
2116         if ( curpt.v > lastHeight )
2117         {
2118             xpos = 0 ;
2119             if ( n > 0 )
2120                 ++ypos ;
2121
2122             lastHeight = curpt.v ;
2123         }
2124         else
2125             ++xpos ;
2126     }
2127
2128     return 0 ;
2129 }
2130
2131 bool wxMacMLTEControl::PositionToXY( long pos, long *x, long *y ) const
2132 {
2133     Point curpt ;
2134     wxTextPos lastpos ;
2135
2136     if ( y )
2137         *y = 0 ;
2138     if ( x )
2139         *x = 0 ;
2140
2141     lastpos = GetLastPosition() ;
2142     if ( pos <= lastpos )
2143     {
2144         // TODO: find a better implementation - while we can get the
2145         // line metrics of a certain line, we don't get its starting
2146         // position, so it would probably be rather a binary search
2147         // for the start position
2148         long xpos = 0, ypos = 0 ;
2149         int lastHeight = 0 ;
2150         ItemCount n ;
2151
2152         for ( n = 0 ; n <= (ItemCount) pos ; ++n )
2153         {
2154             TXNOffsetToPoint( m_txn, n, &curpt ) ;
2155
2156             if ( curpt.v > lastHeight )
2157             {
2158                 xpos = 0 ;
2159                 if ( n > 0 )
2160                     ++ypos ;
2161
2162                 lastHeight = curpt.v ;
2163             }
2164             else
2165                 ++xpos ;
2166         }
2167
2168         if ( y )
2169             *y = ypos ;
2170         if ( x )
2171             *x = xpos ;
2172     }
2173
2174     return false ;
2175 }
2176
2177 void wxMacMLTEControl::ShowPosition( long pos )
2178 {
2179 #if TARGET_RT_MAC_MACHO && defined(AVAILABLE_MAC_OS_X_VERSION_10_2_AND_LATER)
2180     {
2181         Point current, desired ;
2182         TXNOffset selstart, selend;
2183
2184         TXNGetSelection( m_txn, &selstart, &selend );
2185         TXNOffsetToPoint( m_txn, selstart, &current );
2186         TXNOffsetToPoint( m_txn, pos, &desired );
2187
2188         // TODO: use HIPoints for 10.3 and above
2189         if ( (UInt32)TXNScroll != (UInt32)kUnresolvedCFragSymbolAddress )
2190         {
2191             OSErr theErr = noErr;
2192             SInt32 dv = desired.v - current.v;
2193             SInt32 dh = desired.h - current.h;
2194             TXNShowSelection( m_txn, kTXNShowStart ) ; // NB: should this be kTXNShowStart or kTXNShowEnd ??
2195             theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels, &dv, &dh );
2196
2197             // there will be an error returned for classic MLTE implementation when the control is
2198             // invisible, but HITextView works correctly, so we don't assert that one
2199             // wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );
2200         }
2201     }
2202 #endif
2203 }
2204
2205 void wxMacMLTEControl::SetTXNData( const wxString& st, TXNOffset start, TXNOffset end )
2206 {
2207 #if wxUSE_UNICODE
2208 #if SIZEOF_WCHAR_T == 2
2209     size_t len = st.length() ;
2210     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)st.wc_str(), len * 2, start, end );
2211 #else
2212     wxMBConvUTF16 converter ;
2213     ByteCount byteBufferLen = converter.WC2MB( NULL, st.wc_str(), 0 ) ;
2214     UniChar *unibuf = (UniChar*)malloc( byteBufferLen ) ;
2215     converter.WC2MB( (char*)unibuf, st.wc_str(), byteBufferLen ) ;
2216     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)unibuf, byteBufferLen, start, end ) ;
2217     free( unibuf ) ;
2218 #endif
2219 #else
2220     wxCharBuffer text = st.mb_str( wxConvLocal ) ;
2221     TXNSetData( m_txn, kTXNTextData, (void*)text.data(), strlen( text ), start, end ) ;
2222 #endif
2223 }
2224
2225 wxString wxMacMLTEControl::GetLineText(long lineNo) const
2226 {
2227     wxString line ;
2228
2229     if ( lineNo < GetNumberOfLines() )
2230     {
2231         Point firstPoint;
2232         Fixed lineWidth, lineHeight, currentHeight;
2233         long ypos ;
2234
2235         // get the first possible position in the control
2236         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2237
2238         // Iterate through the lines until we reach the one we want,
2239         // adding to our current y pixel point position
2240         ypos = 0 ;
2241         currentHeight = 0;
2242         while (ypos < lineNo)
2243         {
2244             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2245             currentHeight += lineHeight;
2246         }
2247
2248         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2249         TXNOffset theOffset;
2250         TXNPointToOffset(m_txn, thePoint, &theOffset);
2251
2252         wxString content = GetStringValue() ;
2253         Point currentPoint = thePoint;
2254         while (thePoint.v == currentPoint.v && theOffset < content.length())
2255         {
2256             line += content[theOffset];
2257             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2258         }
2259     }
2260
2261     return line ;
2262 }
2263
2264 int wxMacMLTEControl::GetLineLength(long lineNo) const
2265 {
2266     int theLength = 0;
2267
2268     if ( lineNo < GetNumberOfLines() )
2269     {
2270         Point firstPoint;
2271         Fixed lineWidth, lineHeight, currentHeight;
2272         long ypos;
2273
2274         // get the first possible position in the control
2275         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2276
2277         // Iterate through the lines until we reach the one we want,
2278         // adding to our current y pixel point position
2279         ypos = 0;
2280         currentHeight = 0;
2281         while (ypos < lineNo)
2282         {
2283             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2284             currentHeight += lineHeight;
2285         }
2286
2287         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2288         TXNOffset theOffset;
2289         TXNPointToOffset(m_txn, thePoint, &theOffset);
2290
2291         wxString content = GetStringValue() ;
2292         Point currentPoint = thePoint;
2293         while (thePoint.v == currentPoint.v && theOffset < content.length())
2294         {
2295             ++theLength;
2296             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2297         }
2298     }
2299
2300     return theLength ;
2301 }
2302
2303 // ----------------------------------------------------------------------------
2304 // MLTE control implementation (classic part)
2305 // ----------------------------------------------------------------------------
2306
2307 // OS X Notes : We still don't have a full replacement for MLTE, so this implementation
2308 // has to live on. We have different problems coming from outdated implementations on the
2309 // various OS X versions. Most deal with the scrollbars: they are not correctly embedded
2310 // while this can be solved on 10.3 by reassigning them the correct place, on 10.2 there is
2311 // no way out, therefore we are using our own implementation and our own scrollbars ....
2312
2313 #ifdef __WXMAC_OSX__
2314
2315 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
2316 ControlActionUPP gTXNScrollActionProc = NULL ;
2317
2318 pascal void wxMacMLTEClassicControl::TXNScrollInfoProc(
2319     SInt32 iValue, SInt32 iMaximumValue,
2320     TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon )
2321 {
2322     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
2323     SInt32 value =  wxMax( iValue , 0 ) ;
2324     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;
2325
2326     if ( iScrollBarOrientation == kTXNHorizontal )
2327     {
2328         if ( mlte->m_sbHorizontal )
2329         {
2330             SetControl32BitValue( mlte->m_sbHorizontal , value ) ;
2331             SetControl32BitMaximum( mlte->m_sbHorizontal , maximum ) ;
2332             mlte->m_lastHorizontalValue = value ;
2333         }
2334     }
2335     else if ( iScrollBarOrientation == kTXNVertical )
2336     {
2337         if ( mlte->m_sbVertical )
2338         {
2339             SetControl32BitValue( mlte->m_sbVertical , value ) ;
2340             SetControl32BitMaximum( mlte->m_sbVertical , maximum ) ;
2341             mlte->m_lastVerticalValue = value ;
2342         }
2343     }
2344 }
2345
2346 pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode )
2347 {
2348     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
2349     if ( mlte == NULL )
2350         return ;
2351
2352     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )
2353         return ;
2354
2355     OSStatus err ;
2356     bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ;
2357
2358     SInt32 minimum = 0 ;
2359     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
2360     SInt32 value = GetControl32BitValue( controlRef ) ;
2361     SInt32 delta = 0;
2362
2363     switch ( partCode )
2364     {
2365         case kControlDownButtonPart :
2366             delta = 10 ;
2367             break ;
2368
2369         case kControlUpButtonPart :
2370             delta = -10 ;
2371             break ;
2372
2373         case kControlPageDownPart :
2374             delta = GetControlViewSize( controlRef ) ;
2375             break ;
2376
2377         case kControlPageUpPart :
2378             delta = -GetControlViewSize( controlRef ) ;
2379             break ;
2380
2381         case kControlIndicatorPart :
2382             delta = value - (isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue) ;
2383             break ;
2384
2385         default :
2386             break ;
2387     }
2388
2389     if ( delta != 0 )
2390     {
2391         SInt32 newValue = value ;
2392
2393         if ( partCode != kControlIndicatorPart )
2394         {
2395             if ( value + delta < minimum )
2396                 delta = minimum - value ;
2397             if ( value + delta > maximum )
2398                 delta = maximum - value ;
2399
2400             SetControl32BitValue( controlRef , value + delta ) ;
2401             newValue = value + delta ;
2402         }
2403
2404         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
2405         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;
2406
2407         err = TXNScroll(
2408             mlte->m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
2409             &verticalDelta, &horizontalDelta );
2410         verify_noerr( err );
2411
2412         if ( isHorizontal )
2413             mlte->m_lastHorizontalValue = newValue ;
2414         else
2415             mlte->m_lastVerticalValue = newValue ;
2416     }
2417 }
2418 #endif
2419
2420 // make correct activations
2421 void wxMacMLTEClassicControl::MacActivatePaneText(bool setActive)
2422 {
2423     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2424
2425     wxMacWindowClipper clipper( textctrl ) ;
2426     TXNActivate( m_txn, m_txnFrameID, setActive );
2427
2428     ControlRef controlFocus = 0 ;
2429     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2430     if ( controlFocus == m_controlRef )
2431         TXNFocus( m_txn, setActive );
2432 }
2433
2434 void wxMacMLTEClassicControl::MacFocusPaneText(bool setFocus)
2435 {
2436     TXNFocus( m_txn, setFocus );
2437 }
2438
2439 // guards against inappropriate redraw (hidden objects drawing onto window)
2440
2441 void wxMacMLTEClassicControl::MacSetObjectVisibility(bool vis)
2442 {
2443     ControlRef controlFocus = 0 ;
2444     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2445
2446     if ( !vis && (controlFocus == m_controlRef ) )
2447         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
2448
2449     TXNControlTag iControlTags[1] = { kTXNVisibilityTag };
2450     TXNControlData iControlData[1] = { { (UInt32)false } };
2451
2452     verify_noerr( TXNGetTXNObjectControls( m_txn , 1, iControlTags, iControlData ) ) ;
2453
2454     if ( iControlData[0].uValue != vis )
2455     {
2456         iControlData[0].uValue = vis ;
2457         verify_noerr( TXNSetTXNObjectControls( m_txn, false , 1, iControlTags, iControlData ) ) ;
2458     }
2459
2460     // currently, we always clip as partial visibility (overlapped) visibility is also a problem,
2461     // if we run into further problems we might set the FrameBounds to an empty rect here
2462 }
2463
2464 // make sure that the TXNObject is at the right position
2465
2466 void wxMacMLTEClassicControl::MacUpdatePosition()
2467 {
2468     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2469     if ( textctrl == NULL )
2470         return ;
2471
2472     Rect bounds ;
2473     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2474
2475     wxRect visRect = textctrl->MacGetClippedClientRect() ;
2476     Rect visBounds = { visRect.y , visRect.x , visRect.y + visRect.height , visRect.x + visRect.width } ;
2477     int x , y ;
2478     x = y = 0 ;
2479     textctrl->MacWindowToRootWindow( &x , &y ) ;
2480     OffsetRect( &visBounds , x , y ) ;
2481
2482     if ( !EqualRect( &bounds, &m_txnControlBounds ) || !EqualRect( &visBounds, &m_txnVisBounds ) )
2483     {
2484         m_txnControlBounds = bounds ;
2485         m_txnVisBounds = visBounds ;
2486         wxMacWindowClipper cl( textctrl ) ;
2487
2488 #ifdef __WXMAC_OSX__
2489         if ( m_sbHorizontal || m_sbVertical )
2490         {
2491             int w = bounds.right - bounds.left ;
2492             int h = bounds.bottom - bounds.top ;
2493
2494             if ( m_sbHorizontal )
2495             {
2496                 Rect sbBounds ;
2497
2498                 sbBounds.left = -1 ;
2499                 sbBounds.top = h - 14 ;
2500                 sbBounds.right = w + 1 ;
2501                 sbBounds.bottom = h + 1 ;
2502
2503                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
2504                 SetControlViewSize( m_sbHorizontal , w ) ;
2505             }
2506
2507             if ( m_sbVertical )
2508             {
2509                 Rect sbBounds ;
2510
2511                 sbBounds.left = w - 14 ;
2512                 sbBounds.top = -1 ;
2513                 sbBounds.right = w + 1 ;
2514                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1 ;
2515
2516                 SetControlBounds( m_sbVertical , &sbBounds ) ;
2517                 SetControlViewSize( m_sbVertical , h ) ;
2518             }
2519         }
2520
2521         Rect oldviewRect ;
2522         TXNLongRect olddestRect ;
2523         TXNGetRectBounds( m_txn , &oldviewRect , &olddestRect , NULL ) ;
2524
2525         Rect viewRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2526             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2527             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2528         TXNLongRect destRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2529             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2530             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2531
2532         if ( olddestRect.right >= 10000 )
2533             destRect.right = destRect.left + 32000 ;
2534
2535         if ( olddestRect.bottom >= 0x20000000 )
2536             destRect.bottom = destRect.top + 0x40000000 ;
2537
2538         SectRect( &viewRect , &visBounds , &viewRect ) ;
2539         TXNSetRectBounds( m_txn , &viewRect , &destRect , true ) ;
2540
2541 #if 0
2542         TXNSetFrameBounds(
2543             m_txn,
2544             m_txnControlBounds.top,
2545             m_txnControlBounds.left,
2546             m_txnControlBounds.bottom - (m_sbHorizontal ? 14 : 0),
2547             m_txnControlBounds.right - (m_sbVertical ? 14 : 0),
2548             m_txnFrameID );
2549 #endif
2550 #else
2551
2552         TXNSetFrameBounds(
2553             m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
2554             wxMax( m_txnControlBounds.bottom, m_txnControlBounds.top ),
2555             wxMax( m_txnControlBounds.right, m_txnControlBounds.left ), m_txnFrameID );
2556 #endif
2557
2558         // the SetFrameBounds method under Classic sometimes does not correctly scroll a selection into sight after a
2559         // movement, therefore we have to force it
2560
2561         // this problem has been reported in OSX as well, so we use this here once again
2562
2563         TXNLongRect textRect ;
2564         TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;
2565         if ( textRect.left < m_txnControlBounds.left )
2566             TXNShowSelection( m_txn , kTXNShowStart ) ;
2567     }
2568 }
2569
2570 void wxMacMLTEClassicControl::SetRect( Rect *r )
2571 {
2572     wxMacControl::SetRect( r ) ;
2573     MacUpdatePosition() ;
2574 }
2575
2576 void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart)
2577 {
2578     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2579     if ( textctrl == NULL )
2580         return ;
2581
2582     if ( textctrl->MacIsReallyShown() )
2583     {
2584         wxMacWindowClipper clipper( textctrl ) ;
2585         TXNDraw( m_txn , NULL ) ;
2586     }
2587 }
2588
2589 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
2590 {
2591     Point where = { y , x } ;
2592     ControlPartCode result = kControlNoPart;
2593
2594     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2595     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2596     {
2597         if (PtInRect( where, &m_txnControlBounds ))
2598         {
2599             result = kControlEditTextPart ;
2600         }
2601         else
2602         {
2603             // sometimes we get the coords also in control local coordinates, therefore test again
2604             int x = 0 , y = 0 ;
2605             textctrl->MacClientToRootWindow( &x , &y ) ;
2606             where.h += x ;
2607             where.v += y ;
2608
2609             if (PtInRect( where, &m_txnControlBounds ))
2610                 result = kControlEditTextPart ;
2611         }
2612     }
2613
2614     return result;
2615 }
2616
2617 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* actionProc )
2618 {
2619     ControlPartCode result = kControlNoPart;
2620
2621     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2622     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2623     {
2624         Point startPt = { y , x } ;
2625
2626         // for compositing, we must convert these into toplevel window coordinates, because hittesting expects them
2627         int x = 0 , y = 0 ;
2628         textctrl->MacClientToRootWindow( &x , &y ) ;
2629         startPt.h += x ;
2630         startPt.v += y ;
2631
2632         switch (MacControlUserPaneHitTestProc( startPt.h , startPt.v ))
2633         {
2634             case kControlEditTextPart :
2635             {
2636                 wxMacWindowClipper clipper( textctrl ) ;
2637                 EventRecord rec ;
2638
2639                 ConvertEventRefToEventRecord( (EventRef) wxTheApp->MacGetCurrentEvent() , &rec ) ;
2640                 TXNClick( m_txn, &rec );
2641             }
2642                 break;
2643
2644             default :
2645                 break;
2646         }
2647     }
2648
2649     return result;
2650 }
2651
2652 void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
2653 {
2654     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2655     if ( textctrl == NULL )
2656         return ;
2657
2658     if (textctrl->MacIsReallyShown())
2659     {
2660         if (IsControlActive(m_controlRef))
2661         {
2662             Point mousep;
2663
2664             wxMacWindowClipper clipper( textctrl ) ;
2665             GetMouse(&mousep);
2666
2667             TXNIdle(m_txn);
2668
2669             if (PtInRect(mousep, &m_txnControlBounds))
2670             {
2671                 RgnHandle theRgn = NewRgn();
2672                 RectRgn(theRgn, &m_txnControlBounds);
2673                 TXNAdjustCursor(m_txn, theRgn);
2674                 DisposeRgn(theRgn);
2675             }
2676         }
2677     }
2678 }
2679
2680 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
2681 {
2682     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2683     if ( textctrl == NULL )
2684         return kControlNoPart;
2685
2686     wxMacWindowClipper clipper( textctrl ) ;
2687
2688     EventRecord ev ;
2689     memset( &ev , 0 , sizeof( ev ) ) ;
2690     ev.what = keyDown ;
2691     ev.modifiers = modifiers ;
2692     ev.message = ((keyCode << 8) & keyCodeMask) | (charCode & charCodeMask);
2693     TXNKeyDown( m_txn , &ev );
2694
2695     return kControlEntireControl;
2696 }
2697
2698 void wxMacMLTEClassicControl::MacControlUserPaneActivateProc(bool activating)
2699 {
2700     MacActivatePaneText( activating );
2701 }
2702
2703 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)
2704 {
2705     ControlPartCode focusResult = kControlFocusNoPart;
2706
2707     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2708     if ( textctrl == NULL )
2709         return focusResult;
2710
2711     wxMacWindowClipper clipper( textctrl ) ;
2712
2713     ControlRef controlFocus = NULL ;
2714     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2715     bool wasFocused = ( controlFocus == m_controlRef ) ;
2716
2717     switch (action)
2718     {
2719         case kControlFocusPrevPart:
2720         case kControlFocusNextPart:
2721             MacFocusPaneText( !wasFocused );
2722             focusResult = (!wasFocused ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart);
2723             break;
2724
2725         case kControlFocusNoPart:
2726         default:
2727             MacFocusPaneText( false );
2728             focusResult = kControlFocusNoPart;
2729             break;
2730     }
2731
2732     return focusResult;
2733 }
2734
2735 void wxMacMLTEClassicControl::MacControlUserPaneBackgroundProc( void *info )
2736 {
2737 }
2738
2739 wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
2740     const wxString& str,
2741     const wxPoint& pos,
2742     const wxSize& size, long style )
2743     : wxMacMLTEControl( wxPeer )
2744 {
2745     m_font = wxPeer->GetFont() ;
2746     m_windowStyle = style ;
2747     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2748
2749     short featureSet =
2750         kControlSupportsEmbedding | kControlSupportsFocus | kControlWantsIdle
2751         | kControlWantsActivate  | kControlHandlesTracking
2752 //    | kControlHasSpecialBackground
2753         | kControlGetsFocusOnClick | kControlSupportsLiveFeedback;
2754
2755    OSStatus err = ::CreateUserPaneControl(
2756         MAC_WXHWND(wxPeer->GetParent()->MacGetTopLevelWindowRef()),
2757         &bounds, featureSet, &m_controlRef );
2758     verify_noerr( err );
2759
2760     DoCreate();
2761
2762     AdjustCreationAttributes( *wxWHITE , true ) ;
2763
2764     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
2765
2766     {
2767         wxString st = str ;
2768         wxMacConvertNewlines10To13( &st ) ;
2769         wxMacWindowClipper clipper( m_peer ) ;
2770         SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2771         TXNSetSelection( m_txn, 0, 0 ) ;
2772     }
2773 }
2774
2775 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()
2776 {
2777     TXNDeleteObject( m_txn );
2778     m_txn = NULL ;
2779 }
2780
2781 void wxMacMLTEClassicControl::VisibilityChanged(bool shown)
2782 {
2783     MacSetObjectVisibility( shown ) ;
2784     wxMacControl::VisibilityChanged( shown ) ;
2785 }
2786
2787 void wxMacMLTEClassicControl::SuperChangedPosition()
2788 {
2789     MacUpdatePosition() ;
2790     wxMacControl::SuperChangedPosition() ;
2791 }
2792
2793 #ifdef __WXMAC_OSX__
2794
2795 ControlUserPaneDrawUPP gTPDrawProc = NULL;
2796 ControlUserPaneHitTestUPP gTPHitProc = NULL;
2797 ControlUserPaneTrackingUPP gTPTrackProc = NULL;
2798 ControlUserPaneIdleUPP gTPIdleProc = NULL;
2799 ControlUserPaneKeyDownUPP gTPKeyProc = NULL;
2800 ControlUserPaneActivateUPP gTPActivateProc = NULL;
2801 ControlUserPaneFocusUPP gTPFocusProc = NULL;
2802
2803 static pascal void wxMacControlUserPaneDrawProc(ControlRef control, SInt16 part)
2804 {
2805     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2806     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2807     if ( win )
2808         win->MacControlUserPaneDrawProc( part ) ;
2809 }
2810
2811 static pascal ControlPartCode wxMacControlUserPaneHitTestProc(ControlRef control, Point where)
2812 {
2813     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2814     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2815     if ( win )
2816         return win->MacControlUserPaneHitTestProc( where.h , where.v ) ;
2817     else
2818         return kControlNoPart ;
2819 }
2820
2821 static pascal ControlPartCode wxMacControlUserPaneTrackingProc(ControlRef control, Point startPt, ControlActionUPP actionProc)
2822 {
2823     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2824     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2825     if ( win )
2826         return win->MacControlUserPaneTrackingProc( startPt.h , startPt.v , (void*) actionProc ) ;
2827     else
2828         return kControlNoPart ;
2829 }
2830
2831 static pascal void wxMacControlUserPaneIdleProc(ControlRef control)
2832 {
2833     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2834     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2835     if ( win )
2836         win->MacControlUserPaneIdleProc() ;
2837 }
2838
2839 static pascal ControlPartCode wxMacControlUserPaneKeyDownProc(ControlRef control, SInt16 keyCode, SInt16 charCode, SInt16 modifiers)
2840 {
2841     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2842     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2843     if ( win )
2844         return win->MacControlUserPaneKeyDownProc( keyCode, charCode, modifiers ) ;
2845     else
2846         return kControlNoPart ;
2847 }
2848
2849 static pascal void wxMacControlUserPaneActivateProc(ControlRef control, Boolean activating)
2850 {
2851     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2852     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2853     if ( win )
2854         win->MacControlUserPaneActivateProc( activating ) ;
2855 }
2856
2857 static pascal ControlPartCode wxMacControlUserPaneFocusProc(ControlRef control, ControlFocusPart action)
2858 {
2859     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2860     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2861     if ( win )
2862         return win->MacControlUserPaneFocusProc( action ) ;
2863     else
2864         return kControlNoPart ;
2865 }
2866
2867 #if 0
2868 static pascal void wxMacControlUserPaneBackgroundProc(ControlRef control, ControlBackgroundPtr info)
2869 {
2870     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2871     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2872     if ( win )
2873         win->MacControlUserPaneBackgroundProc(info) ;
2874 }
2875 #endif
2876
2877 #endif // __WXMAC_OSX__
2878
2879 // TXNRegisterScrollInfoProc
2880
2881 OSStatus wxMacMLTEClassicControl::DoCreate()
2882 {
2883     Rect bounds;
2884     OSStatus err = noErr ;
2885
2886     // set up our globals
2887 #ifdef __WXMAC_OSX__
2888     if (gTPDrawProc == NULL) gTPDrawProc = NewControlUserPaneDrawUPP(wxMacControlUserPaneDrawProc);
2889     if (gTPHitProc == NULL) gTPHitProc = NewControlUserPaneHitTestUPP(wxMacControlUserPaneHitTestProc);
2890     if (gTPTrackProc == NULL) gTPTrackProc = NewControlUserPaneTrackingUPP(wxMacControlUserPaneTrackingProc);
2891     if (gTPIdleProc == NULL) gTPIdleProc = NewControlUserPaneIdleUPP(wxMacControlUserPaneIdleProc);
2892     if (gTPKeyProc == NULL) gTPKeyProc = NewControlUserPaneKeyDownUPP(wxMacControlUserPaneKeyDownProc);
2893     if (gTPActivateProc == NULL) gTPActivateProc = NewControlUserPaneActivateUPP(wxMacControlUserPaneActivateProc);
2894     if (gTPFocusProc == NULL) gTPFocusProc = NewControlUserPaneFocusUPP(wxMacControlUserPaneFocusProc);
2895
2896     if (gTXNScrollInfoProc == NULL ) gTXNScrollInfoProc = NewTXNScrollInfoUPP(TXNScrollInfoProc) ;
2897     if (gTXNScrollActionProc == NULL ) gTXNScrollActionProc = NewControlActionUPP(TXNScrollActionProc) ;
2898 #endif
2899
2900     // set the initial settings for our private data
2901
2902     m_txnWindow = GetControlOwner(m_controlRef);
2903     m_txnPort = (GrafPtr) GetWindowPort(m_txnWindow);
2904
2905 #ifdef __WXMAC_OSX__
2906     // set up the user pane procedures
2907     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneDrawProcTag, sizeof(gTPDrawProc), &gTPDrawProc);
2908     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneHitTestProcTag, sizeof(gTPHitProc), &gTPHitProc);
2909     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneTrackingProcTag, sizeof(gTPTrackProc), &gTPTrackProc);
2910     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneIdleProcTag, sizeof(gTPIdleProc), &gTPIdleProc);
2911     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneKeyDownProcTag, sizeof(gTPKeyProc), &gTPKeyProc);
2912     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneActivateProcTag, sizeof(gTPActivateProc), &gTPActivateProc);
2913     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneFocusProcTag, sizeof(gTPFocusProc), &gTPFocusProc);
2914 #endif
2915
2916     // calculate the rectangles used by the control
2917     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2918
2919     m_txnControlBounds = bounds ;
2920     m_txnVisBounds = bounds ;
2921
2922     CGrafPtr origPort ;
2923     GDHandle origDev ;
2924
2925     GetGWorld( &origPort, &origDev ) ;
2926     SetPort( m_txnPort );
2927
2928     // create the new edit field
2929     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( m_windowStyle );
2930
2931 #ifdef __WXMAC_OSX__
2932     // the scrollbars are not correctly embedded but are inserted at the root:
2933     // this gives us problems as we have erratic redraws even over the structure area
2934
2935     m_sbHorizontal = 0 ;
2936     m_sbVertical = 0 ;
2937     m_lastHorizontalValue = 0 ;
2938     m_lastVerticalValue = 0 ;
2939
2940     Rect sb = { 0 , 0 , 0 , 0 } ;
2941     if ( frameOptions & kTXNWantVScrollBarMask )
2942     {
2943         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbVertical );
2944         SetControlReference( m_sbVertical, (SInt32)this );
2945         SetControlAction( m_sbVertical, gTXNScrollActionProc );
2946         ShowControl( m_sbVertical );
2947         EmbedControl( m_sbVertical , m_controlRef );
2948         frameOptions &= ~kTXNWantVScrollBarMask;
2949     }
2950
2951     if ( frameOptions & kTXNWantHScrollBarMask )
2952     {
2953         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbHorizontal );
2954         SetControlReference( m_sbHorizontal, (SInt32)this );
2955         SetControlAction( m_sbHorizontal, gTXNScrollActionProc );
2956         ShowControl( m_sbHorizontal );
2957         EmbedControl( m_sbHorizontal, m_controlRef );
2958         frameOptions &= ~(kTXNWantHScrollBarMask | kTXNDrawGrowIconMask);
2959     }
2960
2961 #endif
2962
2963     err = TXNNewObject(
2964         NULL, m_txnWindow, &bounds, frameOptions,
2965         kTXNTextEditStyleFrameType, kTXNTextensionFile, kTXNSystemDefaultEncoding,
2966         &m_txn, &m_txnFrameID, NULL );
2967     verify_noerr( err );
2968
2969 #if 0
2970     TXNControlTag iControlTags[] = { kTXNUseCarbonEvents };
2971     TXNControlData iControlData[] = { { (UInt32)&cInfo } };
2972     int toptag = WXSIZEOF( iControlTags ) ;
2973     TXNCarbonEventInfo cInfo ;
2974     cInfo.useCarbonEvents = false ;
2975     cInfo.filler = 0 ;
2976     cInfo.flags = 0 ;
2977     cInfo.fDictionary = NULL ;
2978
2979     verify_noerr( TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) );
2980 #endif
2981
2982 #ifdef __WXMAC_OSX__
2983     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32)this );
2984 #endif
2985
2986     SetGWorld( origPort , origDev ) ;
2987
2988     return err;
2989 }
2990
2991 // ----------------------------------------------------------------------------
2992 // MLTE control implementation (OSX part)
2993 // ----------------------------------------------------------------------------
2994
2995 #if TARGET_API_MAC_OSX
2996
2997 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
2998
2999 // tiger multi-line textcontrols with no CR in the entire content
3000 // don't scroll automatically, so we need a hack.
3001 // This attempt only works 'before' the key (ie before CallNextEventHandler)
3002 // is processed, thus the scrolling always occurs one character too late, but
3003 // better than nothing ...
3004
3005 static const EventTypeSpec eventList[] =
3006 {
3007     { kEventClassTextInput, kEventTextInputUnicodeForKeyEvent } ,
3008 } ;
3009
3010 static pascal OSStatus wxMacUnicodeTextEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3011 {
3012     OSStatus result = eventNotHandledErr ;
3013     wxMacMLTEHIViewControl* focus = (wxMacMLTEHIViewControl*) data ;
3014
3015     switch ( GetEventKind( event ) )
3016     {
3017         case kEventTextInputUnicodeForKeyEvent :
3018         {
3019             if ( UMAGetSystemVersion() >= 0x1040 )
3020             {
3021                 TXNOffset from , to ;
3022                 TXNGetSelection( focus->GetTXNObject() , &from , &to ) ;
3023                 if ( from == to )
3024                     TXNShowSelection( focus->GetTXNObject() , kTXNShowStart );
3025             }
3026             result = CallNextEventHandler(handler,event);
3027             break;
3028         }
3029         default:
3030             break ;
3031     }
3032
3033     return result ;
3034 }
3035
3036 static pascal OSStatus wxMacTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3037 {
3038     OSStatus result = eventNotHandledErr ;
3039
3040     switch ( GetEventClass( event ) )
3041     {
3042         case kEventClassTextInput :
3043             result = wxMacUnicodeTextEventHandler( handler , event , data ) ;
3044             break ;
3045
3046         default :
3047             break ;
3048     }
3049     return result ;
3050 }
3051
3052 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacTextControlEventHandler )
3053
3054 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
3055     const wxString& str,
3056     const wxPoint& pos,
3057     const wxSize& size, long style ) : wxMacMLTEControl( wxPeer )
3058 {
3059     m_font = wxPeer->GetFont() ;
3060     m_windowStyle = style ;
3061     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
3062     wxString st = str ;
3063     wxMacConvertNewlines10To13( &st ) ;
3064
3065     HIRect hr = {
3066         { bounds.left , bounds.top },
3067         { bounds.right - bounds.left, bounds.bottom - bounds.top } } ;
3068
3069     m_scrollView = NULL ;
3070     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( style ) ;
3071     if ( frameOptions & (kTXNWantVScrollBarMask | kTXNWantHScrollBarMask) )
3072     {
3073         HIScrollViewCreate(
3074             (frameOptions & kTXNWantHScrollBarMask ? kHIScrollViewOptionsHorizScroll : 0)
3075             | (frameOptions & kTXNWantVScrollBarMask ? kHIScrollViewOptionsVertScroll : 0) ,
3076             &m_scrollView ) ;
3077
3078         HIViewSetFrame( m_scrollView, &hr );
3079         HIViewSetVisible( m_scrollView, true );
3080     }
3081
3082     m_textView = NULL ;
3083     HITextViewCreate( NULL , 0, frameOptions , &m_textView ) ;
3084     m_txn = HITextViewGetTXNObject( m_textView ) ;
3085     HIViewSetVisible( m_textView , true ) ;
3086     if ( m_scrollView )
3087     {
3088         HIViewAddSubview( m_scrollView , m_textView ) ;
3089         m_controlRef = m_scrollView ;
3090         wxPeer->MacInstallEventHandler( (WXWidget) m_textView ) ;
3091     }
3092     else
3093     {
3094         HIViewSetFrame( m_textView, &hr );
3095         m_controlRef = m_textView ;
3096     }
3097
3098     AdjustCreationAttributes( *wxWHITE , true ) ;
3099
3100     wxMacWindowClipper c( m_peer ) ;
3101     SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
3102
3103     TXNSetSelection( m_txn, 0, 0 );
3104     TXNShowSelection( m_txn, kTXNShowStart );
3105
3106     InstallControlEventHandler( m_textView , GetwxMacTextControlEventHandlerUPP(),
3107                                 GetEventTypeCount(eventList), eventList, this,
3108                                 &m_textEventHandlerRef);
3109 }
3110
3111 wxMacMLTEHIViewControl::~wxMacMLTEHIViewControl()
3112 {
3113     ::RemoveEventHandler( m_textEventHandlerRef ) ;
3114 }
3115
3116 OSStatus wxMacMLTEHIViewControl::SetFocus( ControlFocusPart focusPart )
3117 {
3118     return SetKeyboardFocus( GetControlOwner( m_textView ), m_textView, focusPart ) ;
3119 }
3120
3121 bool wxMacMLTEHIViewControl::HasFocus() const
3122 {
3123     ControlRef control ;
3124     GetKeyboardFocus( GetUserFocusWindow() , &control ) ;
3125     return control == m_textView ;
3126 }
3127
3128 void wxMacMLTEHIViewControl::SetBackground( const wxBrush &brush )
3129 {
3130     wxMacMLTEControl::SetBackground( brush ) ;
3131
3132 #if 0
3133     CGColorSpaceRef rgbSpace = CGColorSpaceCreateDeviceRGB();
3134     RGBColor col = MAC_WXCOLORREF(brush.GetColour().GetPixel()) ;
3135
3136     float component[4] ;
3137     component[0] = col.red / 65536.0 ;
3138     component[1] = col.green / 65536.0 ;
3139     component[2] = col.blue / 65536.0 ;
3140     component[3] = 1.0 ; // alpha
3141
3142     CGColorRef color = CGColorCreate( rgbSpace , component );
3143     HITextViewSetBackgroundColor( m_textView , color );
3144     CGColorSpaceRelease( rgbSpace );
3145 #endif
3146 }
3147
3148 #endif // MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
3149
3150
3151 #endif
3152
3153 #endif // wxUSE_TEXTCTRL