src/mac/carbon/textctrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        textctrl.cpp
   3 // Purpose:     wxTextCtrl
   4 // Author:      Stefan Csomor
   5 // Modified by: Ryan Norton (MLTE GetLineLength and GetLineText)
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_TEXTCTRL
  15
  16
  17 #ifdef __DARWIN__
  18   #include <sys/types.h>
  19   #include <sys/stat.h>
  20 #else
  21   #include <stat.h>
  22 #endif
  23
  24 #include "wx/msgdlg.h"
  25
  26 #if wxUSE_STD_IOSTREAM
  27     #if wxUSE_IOSTREAMH
  28         #include <fstream.h>
  29     #else
  30         #include <fstream>
  31     #endif
  32 #endif
  33
  34 #include "wx/app.h"
  35 #include "wx/dc.h"
  36 #include "wx/button.h"
  37 #include "wx/toplevel.h"
  38 #include "wx/textctrl.h"
  39 #include "wx/settings.h"
  40 #include "wx/filefn.h"
  41 #include "wx/utils.h"
  42 #include "wx/sysopt.h"
  43 #include "wx/menu.h"
  44 #include "wx/intl.h"
  45
  46 #if defined(__BORLANDC__) && !defined(__WIN32__)
  47   #include <alloc.h>
  48 #elif !defined(__MWERKS__) && !defined(__GNUWIN32) && !defined(__DARWIN__)
  49   #include <malloc.h>
  50 #endif
  51
  52 #ifndef __DARWIN__
  53 #include <Scrap.h>
  54 #endif
  55
  56 #ifndef __DARWIN__
  57 #include <MacTextEditor.h>
  58 #include <ATSUnicode.h>
  59 #include <TextCommon.h>
  60 #include <TextEncodingConverter.h>
  61 #endif
  62
  63 #include "wx/mac/uma.h"
  64
  65
  66 // if this is set to 1 then under OSX 10.2 the 'classic' MLTE implementation will be used
  67 // if set to 0 then the unicode textctrl will be used
  68 #ifndef wxMAC_AWAYS_USE_MLTE
  69 #define wxMAC_AWAYS_USE_MLTE 1
  70 #endif
  71
  72 #ifndef __WXMAC_OSX__
  73 enum
  74 {
  75     kTXNVisibilityTag = 'visb' // set the visibility state of the object
  76 };
  77 #endif
  78
  79
  80 class wxMacFunctor
  81 {
  82 public :
  83     wxMacFunctor() {}
  84     virtual ~wxMacFunctor() {}
  85
  86     virtual void* operator()() = 0 ;
  87
  88     static void* CallBackProc( void *param )
  89     {
  90         wxMacFunctor* f = (wxMacFunctor*) param ;
  91         void *result = (*f)() ;
  92         return result ;
  93     }
  94 } ;
  95
  96 template<typename classtype, typename param1type>
  97
  98 class wxMacObjectFunctor1 : public wxMacFunctor
  99 {
 100     typedef void (classtype::*function)( param1type p1 ) ;
 101     typedef void (classtype::*ref_function)( const param1type& p1 ) ;
 102 public :
 103     wxMacObjectFunctor1( classtype *obj , function f , param1type p1 ) :
 104         wxMacFunctor()
 105     {
 106         m_object = obj ;
 107         m_function = f ;
 108         m_param1 = p1 ;
 109     }
 110
 111     wxMacObjectFunctor1( classtype *obj , ref_function f , param1type p1 ) :
 112         wxMacFunctor()
 113     {
 114         m_object = obj ;
 115         m_refFunction = f ;
 116         m_param1 = p1 ;
 117     }
 118
 119     ~wxMacObjectFunctor1() {}
 120
 121     virtual void* operator()()
 122     {
 123         (m_object->*m_function)( m_param1 ) ;
 124         return NULL ;
 125     }
 126
 127 private :
 128     classtype* m_object ;
 129     param1type m_param1 ;
 130     union
 131     {
 132         function m_function ;
 133         ref_function m_refFunction ;
 134     } ;
 135 } ;
 136
 137 template<typename classtype, typename param1type>
 138 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 139 {
 140     wxMacObjectFunctor1<classtype, param1type> params(object, function, p1) ;
 141     void *result =
 142         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 143     return result ;
 144 }
 145
 146 template<typename classtype, typename param1type>
 147 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 148 {
 149     wxMacObjectFunctor1<classtype,param1type> params(object, function, p1) ;
 150     void *result =
 151         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 152     return result ;
 153 }
 154
 155 template<typename classtype, typename param1type>
 156 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 157 {
 158     wxMutexGuiLeave() ;
 159     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 160     wxMutexGuiEnter() ;
 161     return result ;
 162 }
 163
 164 template<typename classtype, typename param1type>
 165 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 166 {
 167     wxMutexGuiLeave() ;
 168     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 169     wxMutexGuiEnter() ;
 170     return result ;
 171 }
 172
 173 // common interface for all implementations
 174 class wxMacTextControl : public wxMacControl
 175 {
 176 public :
 177     wxMacTextControl( wxTextCtrl *peer ) ;
 178     ~wxMacTextControl() ;
 179
 180     virtual wxString GetStringValue() const = 0 ;
 181     virtual void SetStringValue( const wxString &val ) = 0 ;
 182     virtual void SetSelection( long from, long to ) = 0 ;
 183     virtual void GetSelection( long* from, long* to ) const = 0 ;
 184     virtual void WriteText( const wxString& str ) = 0 ;
 185
 186     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 187     virtual void Copy() ;
 188     virtual void Cut() ;
 189     virtual void Paste() ;
 190     virtual bool CanPaste() const ;
 191     virtual void SetEditable( bool editable ) ;
 192     virtual wxTextPos GetLastPosition() const ;
 193     virtual void Replace( long from, long to, const wxString &str ) ;
 194     virtual void Remove( long from, long to ) ;
 195
 196
 197     virtual bool HasOwnContextMenu() const
 198     { return false ; }
 199
 200     virtual bool SetupCursor( const wxPoint& pt )
 201     { return false ; }
 202
 203     virtual void Clear() ;
 204     virtual bool CanUndo() const;
 205     virtual void Undo() ;
 206     virtual bool CanRedo() const;
 207     virtual void Redo() ;
 208     virtual int GetNumberOfLines() const ;
 209     virtual long XYToPosition(long x, long y) const;
 210     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 211     virtual void ShowPosition(long WXUNUSED(pos)) ;
 212     virtual int GetLineLength(long lineNo) const ;
 213     virtual wxString GetLineText(long lineNo) const ;
 214
 215 #ifndef __WXMAC_OSX__
 216     virtual void            MacControlUserPaneDrawProc(wxInt16 part) = 0 ;
 217     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) = 0 ;
 218     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) = 0 ;
 219     virtual void            MacControlUserPaneIdleProc() = 0 ;
 220     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) = 0 ;
 221     virtual void            MacControlUserPaneActivateProc(bool activating) = 0 ;
 222     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) = 0 ;
 223     virtual void            MacControlUserPaneBackgroundProc(void* info) = 0 ;
 224 #endif
 225 } ;
 226
 227 // common parts for implementations based on MLTE
 228
 229 class wxMacMLTEControl : public wxMacTextControl
 230 {
 231 public :
 232     wxMacMLTEControl( wxTextCtrl *peer ) ;
 233
 234     virtual wxString GetStringValue() const ;
 235     virtual void SetStringValue( const wxString &str ) ;
 236
 237     static TXNFrameOptions FrameOptionsFromWXStyle( long wxStyle ) ;
 238
 239     void AdjustCreationAttributes( const wxColour& background, bool visible ) ;
 240
 241     virtual void SetFont( const wxFont & font, const wxColour& foreground, long windowStyle ) ;
 242     virtual void SetBackground( const wxBrush &brush ) ;
 243     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 244     virtual void Copy() ;
 245     virtual void Cut() ;
 246     virtual void Paste() ;
 247     virtual bool CanPaste() const ;
 248     virtual void SetEditable( bool editable ) ;
 249     virtual wxTextPos GetLastPosition() const ;
 250     virtual void Replace( long from, long to, const wxString &str ) ;
 251     virtual void Remove( long from, long to ) ;
 252     virtual void GetSelection( long* from, long* to ) const ;
 253     virtual void SetSelection( long from, long to ) ;
 254
 255     virtual void WriteText( const wxString& str ) ;
 256
 257     virtual bool HasOwnContextMenu() const
 258     {
 259 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
 260         if ( UMAGetSystemVersion() >= 0x1040 )
 261         {
 262             TXNCommandEventSupportOptions options ;
 263             TXNGetCommandEventSupport( m_txn , & options ) ;
 264             return options & kTXNSupportEditCommandProcessing ;
 265         }
 266 #endif
 267
 268         return false ;
 269     }
 270
 271     virtual void Clear() ;
 272
 273     virtual bool CanUndo() const ;
 274     virtual void Undo() ;
 275     virtual bool CanRedo()  const;
 276     virtual void Redo() ;
 277     virtual int GetNumberOfLines() const ;
 278     virtual long XYToPosition(long x, long y) const ;
 279     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 280     virtual void ShowPosition( long pos ) ;
 281     virtual int GetLineLength(long lineNo) const ;
 282     virtual wxString GetLineText(long lineNo) const ;
 283
 284     void SetTXNData( const wxString& st , TXNOffset start , TXNOffset end ) ;
 285
 286 protected :
 287     void TXNSetAttribute( const wxTextAttr& style , long from , long to ) ;
 288
 289     TXNObject m_txn ;
 290 } ;
 291
 292 #if TARGET_API_MAC_OSX
 293
 294 // implementation available under OSX
 295
 296 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 297
 298 class wxMacMLTEHIViewControl : public wxMacMLTEControl
 299 {
 300 public :
 301     wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
 302                              const wxString& str,
 303                              const wxPoint& pos,
 304                              const wxSize& size, long style ) ;
 305     virtual OSStatus SetFocus( ControlFocusPart focusPart ) ;
 306     virtual bool HasFocus() const ;
 307     virtual void SetBackground( const wxBrush &brush) ;
 308
 309 protected :
 310     HIViewRef m_scrollView ;
 311     HIViewRef m_textView ;
 312 };
 313
 314 #endif
 315
 316 class wxMacUnicodeTextControl : public wxMacTextControl
 317 {
 318 public :
 319     wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
 320                              const wxString& str,
 321                              const wxPoint& pos,
 322                              const wxSize& size, long style ) ;
 323     ~wxMacUnicodeTextControl();
 324
 325     virtual void VisibilityChanged(bool shown);
 326     virtual wxString GetStringValue() const ;
 327     virtual void SetStringValue( const wxString &str) ;
 328     virtual void Copy();
 329     virtual void Cut();
 330     virtual void Paste();
 331     virtual bool CanPaste() const;
 332     virtual void SetEditable(bool editable) ;
 333     virtual void GetSelection( long* from, long* to) const ;
 334     virtual void SetSelection( long from , long to ) ;
 335     virtual void WriteText(const wxString& str) ;
 336
 337 protected :
 338     // contains the tag for the content (is different for password and non-password controls)
 339     OSType m_valueTag ;
 340 };
 341
 342 #endif
 343
 344 // 'classic' MLTE implementation
 345
 346 class wxMacMLTEClassicControl : public wxMacMLTEControl
 347 {
 348 public :
 349     wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
 350                              const wxString& str,
 351                              const wxPoint& pos,
 352                              const wxSize& size, long style ) ;
 353     ~wxMacMLTEClassicControl() ;
 354
 355     virtual void VisibilityChanged(bool shown) ;
 356     virtual void SuperChangedPosition() ;
 357
 358     virtual void            MacControlUserPaneDrawProc(wxInt16 part) ;
 359     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) ;
 360     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) ;
 361     virtual void            MacControlUserPaneIdleProc() ;
 362     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) ;
 363     virtual void            MacControlUserPaneActivateProc(bool activating) ;
 364     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) ;
 365     virtual void            MacControlUserPaneBackgroundProc(void* info) ;
 366
 367     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 368     {
 369         MacControlUserPaneIdleProc();
 370         return true;
 371     }
 372
 373     virtual void            SetRect( Rect *r ) ;
 374
 375 protected :
 376     OSStatus                 DoCreate();
 377
 378     void                    MacUpdatePosition() ;
 379     void                    MacActivatePaneText(bool setActive) ;
 380     void                    MacFocusPaneText(bool setFocus) ;
 381     void                    MacSetObjectVisibility(bool vis) ;
 382
 383 private :
 384     TXNFrameID              m_txnFrameID ;
 385     GrafPtr                 m_txnPort ;
 386     WindowRef               m_txnWindow ;
 387     // bounds of the control as we last did set the txn frames
 388     Rect                    m_txnControlBounds ;
 389     Rect                    m_txnVisBounds ;
 390
 391 #ifdef __WXMAC_OSX__
 392     static pascal void TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode ) ;
 393     static pascal void TXNScrollInfoProc(
 394         SInt32 iValue, SInt32 iMaximumValue,
 395         TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon ) ;
 396
 397     ControlRef              m_sbHorizontal ;
 398     SInt32                  m_lastHorizontalValue ;
 399     ControlRef              m_sbVertical ;
 400     SInt32                  m_lastVerticalValue ;
 401 #endif
 402 };
 403
 404
 405 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
 406
 407 BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
 408     EVT_ERASE_BACKGROUND( wxTextCtrl::OnEraseBackground )
 409     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
 410     EVT_CHAR(wxTextCtrl::OnChar)
 411     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
 412     EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
 413     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
 414     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
 415     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
 416     EVT_MENU(wxID_CLEAR, wxTextCtrl::OnDelete)
 417     EVT_MENU(wxID_SELECTALL, wxTextCtrl::OnSelectAll)
 418
 419     EVT_CONTEXT_MENU(wxTextCtrl::OnContextMenu)
 420
 421     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
 422     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
 423     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
 424     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
 425     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 426     EVT_UPDATE_UI(wxID_CLEAR, wxTextCtrl::OnUpdateDelete)
 427     EVT_UPDATE_UI(wxID_SELECTALL, wxTextCtrl::OnUpdateSelectAll)
 428 END_EVENT_TABLE()
 429
 430
 431 void wxTextCtrl::Init()
 432 {
 433     m_editable = true ;
 434     m_dirty = false;
 435
 436     m_maxLength = 0;
 437     m_privateContextMenu = NULL;
 438 }
 439
 440 wxTextCtrl::~wxTextCtrl()
 441 {
 442     delete m_privateContextMenu;
 443 }
 444
 445 bool wxTextCtrl::Create( wxWindow *parent,
 446     wxWindowID id,
 447     const wxString& str,
 448     const wxPoint& pos,
 449     const wxSize& size,
 450     long style,
 451     const wxValidator& validator,
 452     const wxString& name )
 453 {
 454     m_macIsUserPane = false ;
 455     m_editable = true ;
 456
 457     if ( ! (style & wxNO_BORDER) )
 458         style = (style & ~wxBORDER_MASK) | wxSUNKEN_BORDER ;
 459
 460     if ( !wxTextCtrlBase::Create( parent, id, pos, size, style & ~(wxHSCROLL | wxVSCROLL), validator, name ) )
 461         return false;
 462
 463     if ( m_windowStyle & wxTE_MULTILINE )
 464     {
 465         wxASSERT_MSG(
 466             !(m_windowStyle & wxTE_PROCESS_ENTER),
 467             wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
 468
 469         m_windowStyle |= wxTE_PROCESS_ENTER;
 470         style |= wxTE_PROCESS_ENTER ;
 471     }
 472
 473     bool forceMLTE = false ;
 474
 475 #if wxUSE_SYSTEM_OPTIONS
 476     if (wxSystemOptions::HasOption( wxMAC_TEXTCONTROL_USE_MLTE ) && (wxSystemOptions::GetOptionInt( wxMAC_TEXTCONTROL_USE_MLTE ) == 1))
 477     {
 478         forceMLTE = true ;
 479     }
 480 #endif
 481
 482 #ifdef __WXMAC_OSX__
 483 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 484     if ( UMAGetSystemVersion() >= 0x1030 && !forceMLTE )
 485     {
 486         if ( m_windowStyle & wxTE_MULTILINE )
 487             m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
 488     }
 489 #endif
 490
 491     if ( !m_peer )
 492     {
 493         if ( !(m_windowStyle & wxTE_MULTILINE) && !forceMLTE )
 494             m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
 495     }
 496 #endif
 497
 498     if ( !m_peer )
 499         m_peer = new wxMacMLTEClassicControl( this , str , pos , size , style ) ;
 500
 501     MacPostControlCreate(pos, size) ;
 502
 503     // only now the embedding is correct and we can do a positioning update
 504
 505     MacSuperChangedPosition() ;
 506
 507     if ( m_windowStyle & wxTE_READONLY)
 508         SetEditable( false ) ;
 509
 510     SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;
 511
 512     return true;
 513 }
 514
 515 void wxTextCtrl::MacSuperChangedPosition()
 516 {
 517     wxWindow::MacSuperChangedPosition() ;
 518     GetPeer()->SuperChangedPosition() ;
 519 }
 520
 521 void wxTextCtrl::MacVisibilityChanged()
 522 {
 523     GetPeer()->VisibilityChanged( MacIsReallyShown() ) ;
 524 }
 525
 526 void wxTextCtrl::MacEnabledStateChanged()
 527 {
 528 }
 529
 530 wxString wxTextCtrl::GetValue() const
 531 {
 532     return GetPeer()->GetStringValue() ;
 533 }
 534
 535 void wxTextCtrl::GetSelection(long* from, long* to) const
 536 {
 537     GetPeer()->GetSelection( from , to ) ;
 538 }
 539
 540 void wxTextCtrl::SetValue(const wxString& str)
 541 {
 542     // optimize redraws
 543     if ( GetValue() == str )
 544         return ;
 545
 546     GetPeer()->SetStringValue( str ) ;
 547
 548     wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 549     event.SetString( GetValue() );
 550     event.SetEventObject( this );
 551     GetEventHandler()->ProcessEvent( event );
 552 }
 553
 554 void wxTextCtrl::SetMaxLength(unsigned long len)
 555 {
 556     m_maxLength = len ;
 557 }
 558
 559 bool wxTextCtrl::SetFont( const wxFont& font )
 560 {
 561     if ( !wxTextCtrlBase::SetFont( font ) )
 562         return false ;
 563
 564     GetPeer()->SetFont( font , GetForegroundColour() , GetWindowStyle() ) ;
 565
 566     return true ;
 567 }
 568
 569 bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
 570 {
 571     GetPeer()->SetStyle( start , end , style ) ;
 572
 573     return true ;
 574 }
 575
 576 bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style)
 577 {
 578     wxTextCtrlBase::SetDefaultStyle( style ) ;
 579     SetStyle( kTXNUseCurrentSelection , kTXNUseCurrentSelection , GetDefaultStyle() ) ;
 580
 581     return true ;
 582 }
 583
 584 // Clipboard operations
 585
 586 void wxTextCtrl::Copy()
 587 {
 588     if (CanCopy())
 589         GetPeer()->Copy() ;
 590 }
 591
 592 void wxTextCtrl::Cut()
 593 {
 594     if (CanCut())
 595     {
 596         GetPeer()->Cut() ;
 597
 598         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 599         event.SetEventObject( this );
 600         GetEventHandler()->ProcessEvent( event );
 601       }
 602 }
 603
 604 void wxTextCtrl::Paste()
 605 {
 606     if (CanPaste())
 607     {
 608         GetPeer()->Paste() ;
 609
 610         // TODO: eventually we should add setting the default style again
 611
 612         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 613         event.SetEventObject( this );
 614         GetEventHandler()->ProcessEvent( event );
 615     }
 616 }
 617
 618 bool wxTextCtrl::CanCopy() const
 619 {
 620     // Can copy if there's a selection
 621     long from, to;
 622     GetSelection( &from, &to );
 623
 624     return (from != to);
 625 }
 626
 627 bool wxTextCtrl::CanCut() const
 628 {
 629     if ( !IsEditable() )
 630         return false;
 631
 632     // Can cut if there's a selection
 633     long from, to;
 634     GetSelection( &from, &to );
 635
 636     return (from != to);
 637 }
 638
 639 bool wxTextCtrl::CanPaste() const
 640 {
 641     if (!IsEditable())
 642         return false;
 643
 644     return GetPeer()->CanPaste() ;
 645 }
 646
 647 void wxTextCtrl::SetEditable(bool editable)
 648 {
 649     if ( editable != m_editable )
 650     {
 651         m_editable = editable ;
 652         GetPeer()->SetEditable( editable ) ;
 653     }
 654 }
 655
 656 void wxTextCtrl::SetInsertionPoint(long pos)
 657 {
 658     SetSelection( pos , pos ) ;
 659 }
 660
 661 void wxTextCtrl::SetInsertionPointEnd()
 662 {
 663     wxTextPos pos = GetLastPosition();
 664     SetInsertionPoint( pos );
 665 }
 666
 667 long wxTextCtrl::GetInsertionPoint() const
 668 {
 669     long begin, end ;
 670     GetSelection( &begin , &end ) ;
 671
 672     return begin ;
 673 }
 674
 675 wxTextPos wxTextCtrl::GetLastPosition() const
 676 {
 677     return GetPeer()->GetLastPosition() ;
 678 }
 679
 680 void wxTextCtrl::Replace(long from, long to, const wxString& str)
 681 {
 682     GetPeer()->Replace( from , to , str ) ;
 683 }
 684
 685 void wxTextCtrl::Remove(long from, long to)
 686 {
 687     GetPeer()->Remove( from , to ) ;
 688 }
 689
 690 void wxTextCtrl::SetSelection(long from, long to)
 691 {
 692     GetPeer()->SetSelection( from , to ) ;
 693 }
 694
 695 bool wxTextCtrl::LoadFile(const wxString& file)
 696 {
 697     return wxTextCtrlBase::LoadFile( file );
 698 }
 699
 700 void wxTextCtrl::WriteText(const wxString& str)
 701 {
 702     // TODO: this MPRemoting will be moved into a remoting peer proxy for any command
 703     if ( !wxIsMainThread() )
 704     {
 705         // unfortunately CW 8 is not able to correctly deduce the template types,
 706         // so we have to instantiate explicitly
 707         wxMacMPRemoteGUICall<wxTextCtrl,wxString>( this , &wxTextCtrl::WriteText , str ) ;
 708
 709         return ;
 710     }
 711
 712     GetPeer()->WriteText( str ) ;
 713 }
 714
 715 void wxTextCtrl::AppendText(const wxString& text)
 716 {
 717     SetInsertionPointEnd();
 718     WriteText( text );
 719 }
 720
 721 void wxTextCtrl::Clear()
 722 {
 723     GetPeer()->Clear() ;
 724 }
 725
 726 bool wxTextCtrl::IsModified() const
 727 {
 728     return m_dirty;
 729 }
 730
 731 bool wxTextCtrl::IsEditable() const
 732 {
 733     return IsEnabled() && m_editable ;
 734 }
 735
 736 bool wxTextCtrl::AcceptsFocus() const
 737 {
 738     // we don't want focus if we can't be edited
 739     return /*IsEditable() && */ wxControl::AcceptsFocus();
 740 }
 741
 742 wxSize wxTextCtrl::DoGetBestSize() const
 743 {
 744     int wText, hText;
 745
 746     // these are the numbers from the HIG:
 747     // we reduce them by the borders first
 748     wText = 100 ;
 749
 750     switch ( m_windowVariant )
 751     {
 752         case wxWINDOW_VARIANT_NORMAL :
 753             hText = 22 - 6 ;
 754             break ;
 755
 756         case wxWINDOW_VARIANT_SMALL :
 757             hText = 19 - 6 ;
 758             break ;
 759
 760         case wxWINDOW_VARIANT_MINI :
 761             hText = 15 - 6 ;
 762             break ;
 763
 764         default :
 765             hText = 22 - 6;
 766             break ;
 767     }
 768
 769     // as the above numbers have some free space around the text
 770     // we get 5 lines like this anyway
 771     if ( m_windowStyle & wxTE_MULTILINE )
 772          hText *= 5 ;
 773
 774     if ( !HasFlag(wxNO_BORDER) )
 775         hText += 6 ;
 776
 777     return wxSize(wText, hText);
 778 }
 779
 780 // ----------------------------------------------------------------------------
 781 // Undo/redo
 782 // ----------------------------------------------------------------------------
 783
 784 void wxTextCtrl::Undo()
 785 {
 786     if (CanUndo())
 787         GetPeer()->Undo() ;
 788 }
 789
 790 void wxTextCtrl::Redo()
 791 {
 792     if (CanRedo())
 793         GetPeer()->Redo() ;
 794 }
 795
 796 bool wxTextCtrl::CanUndo() const
 797 {
 798     if ( !IsEditable() )
 799         return false ;
 800
 801     return GetPeer()->CanUndo() ;
 802 }
 803
 804 bool wxTextCtrl::CanRedo() const
 805 {
 806     if ( !IsEditable() )
 807         return false ;
 808
 809     return GetPeer()->CanRedo() ;
 810 }
 811
 812 void wxTextCtrl::MarkDirty()
 813 {
 814     m_dirty = true;
 815 }
 816
 817 void wxTextCtrl::DiscardEdits()
 818 {
 819     m_dirty = false;
 820 }
 821
 822 int wxTextCtrl::GetNumberOfLines() const
 823 {
 824     return GetPeer()->GetNumberOfLines() ;
 825 }
 826
 827 long wxTextCtrl::XYToPosition(long x, long y) const
 828 {
 829     return GetPeer()->XYToPosition( x , y ) ;
 830 }
 831
 832 bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
 833 {
 834     return GetPeer()->PositionToXY( pos , x , y ) ;
 835 }
 836
 837 void wxTextCtrl::ShowPosition(long pos)
 838 {
 839     return GetPeer()->ShowPosition(pos) ;
 840 }
 841
 842 int wxTextCtrl::GetLineLength(long lineNo) const
 843 {
 844     return GetPeer()->GetLineLength(lineNo) ;
 845 }
 846
 847 wxString wxTextCtrl::GetLineText(long lineNo) const
 848 {
 849     return GetPeer()->GetLineText(lineNo) ;
 850 }
 851
 852 void wxTextCtrl::Command(wxCommandEvent & event)
 853 {
 854     SetValue(event.GetString());
 855     ProcessCommand(event);
 856 }
 857
 858 void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
 859 {
 860     // By default, load the first file into the text window.
 861     if (event.GetNumberOfFiles() > 0)
 862         LoadFile( event.GetFiles()[0] );
 863 }
 864
 865 void wxTextCtrl::OnEraseBackground(wxEraseEvent& event)
 866 {
 867     // all erasing should be done by the real mac control implementation
 868     // while this is true for MLTE under classic, the HITextView is somehow
 869     // transparent but background erase is not working correctly, so intercept
 870     // things while we can...
 871     event.Skip() ;
 872 }
 873
 874 void wxTextCtrl::OnChar(wxKeyEvent& event)
 875 {
 876     int key = event.GetKeyCode() ;
 877     bool eat_key = false ;
 878
 879     if ( key == 'c' && event.MetaDown() )
 880     {
 881         if ( CanCopy() )
 882             Copy() ;
 883
 884         return ;
 885     }
 886
 887     if ( !IsEditable() && key != WXK_LEFT && key != WXK_RIGHT && key != WXK_DOWN && key != WXK_UP && key != WXK_TAB &&
 888         !( key == WXK_RETURN && ( (m_windowStyle & wxPROCESS_ENTER) || (m_windowStyle & wxTE_MULTILINE) ) )
 889 //        && key != WXK_PRIOR && key != WXK_NEXT && key != WXK_HOME && key != WXK_END
 890         )
 891     {
 892         // eat it
 893         return ;
 894     }
 895
 896     // Check if we have reached the max # of chars (if it is set), but still
 897     // allow navigation and deletion
 898     if ( !IsMultiLine() && m_maxLength && GetValue().Length() >= m_maxLength &&
 899         key != WXK_LEFT && key != WXK_RIGHT && key != WXK_TAB &&
 900         key != WXK_BACK && !( key == WXK_RETURN && (m_windowStyle & wxPROCESS_ENTER) )
 901        )
 902     {
 903         // eat it, we don't want to add more than allowed # of characters
 904
 905         // TODO: generate EVT_TEXT_MAXLEN()
 906         return;
 907     }
 908
 909     // assume that any key not processed yet is going to modify the control
 910     m_dirty = true;
 911
 912     if ( key == 'v' && event.MetaDown() )
 913     {
 914         if ( CanPaste() )
 915             Paste() ;
 916
 917         return ;
 918     }
 919
 920     if ( key == 'x' && event.MetaDown() )
 921     {
 922         if ( CanCut() )
 923             Cut() ;
 924
 925         return ;
 926     }
 927
 928     switch ( key )
 929     {
 930         case WXK_RETURN:
 931             if (m_windowStyle & wxPROCESS_ENTER)
 932             {
 933                 wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
 934                 event.SetEventObject( this );
 935                 event.SetString( GetValue() );
 936                 if ( GetEventHandler()->ProcessEvent(event) )
 937                     return;
 938             }
 939
 940             if ( !(m_windowStyle & wxTE_MULTILINE) )
 941             {
 942                 wxWindow *parent = GetParent();
 943                 while ( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL )
 944                 {
 945                     parent = parent->GetParent() ;
 946                 }
 947
 948                 if ( parent && parent->GetDefaultItem() )
 949                 {
 950                     wxButton *def = wxDynamicCast(parent->GetDefaultItem(), wxButton);
 951                     if ( def && def->IsEnabled() )
 952                     {
 953                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 954                         event.SetEventObject(def);
 955                         def->Command(event);
 956
 957                         return ;
 958                     }
 959                 }
 960
 961                 // this will make wxWidgets eat the ENTER key so that
 962                 // we actually prevent line wrapping in a single line text control
 963                 eat_key = true;
 964             }
 965             break;
 966
 967         case WXK_TAB:
 968             if ( !(m_windowStyle & wxTE_PROCESS_TAB))
 969             {
 970                 int flags = 0;
 971                 if (!event.ShiftDown())
 972                     flags |= wxNavigationKeyEvent::IsForward ;
 973                 if (event.ControlDown())
 974                     flags |= wxNavigationKeyEvent::WinChange ;
 975                 Navigate(flags);
 976
 977                 return;
 978             }
 979             else
 980             {
 981                 // This is necessary (don't know why);
 982                 // otherwise the tab will not be inserted.
 983                 WriteText(wxT("\t"));
 984             }
 985             break;
 986
 987         default:
 988             break;
 989     }
 990
 991     if (!eat_key)
 992     {
 993         // perform keystroke handling
 994         event.Skip(true) ;
 995     }
 996
 997     if ( ( key >= 0x20 && key < WXK_START ) ||
 998          key == WXK_RETURN ||
 999          key == WXK_DELETE ||
1000          key == WXK_BACK)
1001     {
1002         wxCommandEvent event1(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
1003         event1.SetEventObject( this );
1004         wxPostEvent( GetEventHandler(), event1 );
1005     }
1006 }
1007
1008 // ----------------------------------------------------------------------------
1009 // standard handlers for standard edit menu events
1010 // ----------------------------------------------------------------------------
1011
1012 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
1013 {
1014     Cut();
1015 }
1016
1017 void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
1018 {
1019     Copy();
1020 }
1021
1022 void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
1023 {
1024     Paste();
1025 }
1026
1027 void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
1028 {
1029     Undo();
1030 }
1031
1032 void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
1033 {
1034     Redo();
1035 }
1036
1037 void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event))
1038 {
1039     long from, to;
1040
1041     GetSelection( &from, &to );
1042     if (from != -1 && to != -1)
1043         Remove( from, to );
1044 }
1045
1046 void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event))
1047 {
1048     SetSelection(-1, -1);
1049 }
1050
1051 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
1052 {
1053     event.Enable( CanCut() );
1054 }
1055
1056 void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
1057 {
1058     event.Enable( CanCopy() );
1059 }
1060
1061 void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
1062 {
1063     event.Enable( CanPaste() );
1064 }
1065
1066 void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
1067 {
1068     event.Enable( CanUndo() );
1069 }
1070
1071 void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
1072 {
1073     event.Enable( CanRedo() );
1074 }
1075
1076 void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event)
1077 {
1078     long from, to;
1079
1080     GetSelection( &from, &to );
1081     event.Enable( from != -1 && to != -1 && from != to && IsEditable() ) ;
1082 }
1083
1084 void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event)
1085 {
1086     event.Enable(GetLastPosition() > 0);
1087 }
1088
1089 // CS: Context Menus only work with MLTE implementations or non-multiline HIViews at the moment
1090
1091 void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
1092 {
1093     if ( GetPeer()->HasOwnContextMenu() )
1094     {
1095         event.Skip() ;
1096         return ;
1097     }
1098
1099     if (m_privateContextMenu == NULL)
1100     {
1101         m_privateContextMenu = new wxMenu;
1102         m_privateContextMenu->Append(wxID_UNDO, _("&Undo"));
1103         m_privateContextMenu->Append(wxID_REDO, _("&Redo"));
1104         m_privateContextMenu->AppendSeparator();
1105         m_privateContextMenu->Append(wxID_CUT, _("Cu&t"));
1106         m_privateContextMenu->Append(wxID_COPY, _("&Copy"));
1107         m_privateContextMenu->Append(wxID_PASTE, _("&Paste"));
1108         m_privateContextMenu->Append(wxID_CLEAR, _("&Delete"));
1109         m_privateContextMenu->AppendSeparator();
1110         m_privateContextMenu->Append(wxID_SELECTALL, _("Select &All"));
1111     }
1112
1113     if (m_privateContextMenu != NULL)
1114         PopupMenu(m_privateContextMenu);
1115 }
1116
1117 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
1118 {
1119     if ( !GetPeer()->SetupCursor( pt ) )
1120         return wxWindow::MacSetupCursor( pt ) ;
1121     else
1122         return true ;
1123 }
1124
1125 #if !TARGET_API_MAC_OSX
1126
1127 // user pane implementation
1128
1129 void wxTextCtrl::MacControlUserPaneDrawProc(wxInt16 part)
1130 {
1131     GetPeer()->MacControlUserPaneDrawProc( part ) ;
1132 }
1133
1134 wxInt16 wxTextCtrl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
1135 {
1136     return GetPeer()->MacControlUserPaneHitTestProc( x , y ) ;
1137 }
1138
1139 wxInt16 wxTextCtrl::MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc)
1140 {
1141     return GetPeer()->MacControlUserPaneTrackingProc( x , y , actionProc ) ;
1142 }
1143
1144 void wxTextCtrl::MacControlUserPaneIdleProc()
1145 {
1146     GetPeer()->MacControlUserPaneIdleProc( ) ;
1147 }
1148
1149 wxInt16 wxTextCtrl::MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
1150 {
1151     return GetPeer()->MacControlUserPaneKeyDownProc( keyCode , charCode , modifiers ) ;
1152 }
1153
1154 void wxTextCtrl::MacControlUserPaneActivateProc(bool activating)
1155 {
1156     GetPeer()->MacControlUserPaneActivateProc( activating ) ;
1157 }
1158
1159 wxInt16 wxTextCtrl::MacControlUserPaneFocusProc(wxInt16 action)
1160 {
1161     return GetPeer()->MacControlUserPaneFocusProc( action ) ;
1162 }
1163
1164 void wxTextCtrl::MacControlUserPaneBackgroundProc(void* info)
1165 {
1166     GetPeer()->MacControlUserPaneBackgroundProc( info ) ;
1167 }
1168
1169 #endif
1170
1171 // ----------------------------------------------------------------------------
1172 // implementation base class
1173 // ----------------------------------------------------------------------------
1174
1175 wxMacTextControl::wxMacTextControl(wxTextCtrl* peer) :
1176     wxMacControl( peer )
1177 {
1178 }
1179
1180 wxMacTextControl::~wxMacTextControl()
1181 {
1182 }
1183
1184 void wxMacTextControl::SetStyle(long start, long end, const wxTextAttr& style)
1185 {
1186 }
1187
1188 void wxMacTextControl::Copy()
1189 {
1190 }
1191
1192 void wxMacTextControl::Cut()
1193 {
1194 }
1195
1196 void wxMacTextControl::Paste()
1197 {
1198 }
1199
1200 bool wxMacTextControl::CanPaste() const
1201 {
1202     return false ;
1203 }
1204
1205 void wxMacTextControl::SetEditable(bool editable)
1206 {
1207 }
1208
1209 wxTextPos wxMacTextControl::GetLastPosition() const
1210 {
1211     return GetStringValue().Length() ;
1212 }
1213
1214 void wxMacTextControl::Replace( long from , long to , const wxString &val )
1215 {
1216     SetSelection( from , to ) ;
1217     WriteText( val ) ;
1218 }
1219
1220 void wxMacTextControl::Remove( long from , long to )
1221 {
1222     SetSelection( from , to ) ;
1223     WriteText( wxEmptyString) ;
1224 }
1225
1226 void wxMacTextControl::Clear()
1227 {
1228     SetStringValue( wxEmptyString ) ;
1229 }
1230
1231 bool wxMacTextControl::CanUndo() const
1232 {
1233     return false ;
1234 }
1235
1236 void wxMacTextControl::Undo()
1237 {
1238 }
1239
1240 bool wxMacTextControl::CanRedo()  const
1241 {
1242     return false ;
1243 }
1244
1245 void wxMacTextControl::Redo()
1246 {
1247 }
1248
1249 long wxMacTextControl::XYToPosition(long x, long y) const
1250 {
1251     return 0 ;
1252 }
1253
1254 bool wxMacTextControl::PositionToXY(long pos, long *x, long *y) const
1255 {
1256     return false ;
1257 }
1258
1259 void wxMacTextControl::ShowPosition( long WXUNUSED(pos) )
1260 {
1261 }
1262
1263 int wxMacTextControl::GetNumberOfLines() const
1264 {
1265     ItemCount lines = 0 ;
1266     wxString content = GetStringValue() ;
1267     lines = 1;
1268
1269     for (size_t i = 0; i < content.Length() ; i++)
1270     {
1271         if (content[i] == '\r')
1272             lines++;
1273     }
1274
1275     return lines ;
1276 }
1277
1278 wxString wxMacTextControl::GetLineText(long lineNo) const
1279 {
1280     // TODO: change this if possible to reflect real lines
1281     wxString content = GetStringValue() ;
1282
1283     // Find line first
1284     int count = 0;
1285     for (size_t i = 0; i < content.Length() ; i++)
1286     {
1287         if (count == lineNo)
1288         {
1289             // Add chars in line then
1290             wxString tmp;
1291
1292             for (size_t j = i; j < content.Length(); j++)
1293             {
1294                 if (content[j] == '\n')
1295                     return tmp;
1296
1297                 tmp += content[j];
1298             }
1299
1300             return tmp;
1301         }
1302
1303         if (content[i] == '\n')
1304             count++;
1305     }
1306
1307     return wxEmptyString ;
1308 }
1309
1310 int wxMacTextControl::GetLineLength(long lineNo) const
1311 {
1312     // TODO: change this if possible to reflect real lines
1313     wxString content = GetStringValue() ;
1314
1315     // Find line first
1316     int count = 0;
1317     for (size_t i = 0; i < content.Length() ; i++)
1318     {
1319         if (count == lineNo)
1320         {
1321             // Count chars in line then
1322             count = 0;
1323             for (size_t j = i; j < content.Length(); j++)
1324             {
1325                 count++;
1326                 if (content[j] == '\n')
1327                     return count;
1328             }
1329
1330             return count;
1331         }
1332
1333         if (content[i] == '\n')
1334             count++;
1335     }
1336
1337     return 0 ;
1338 }
1339
1340 // ----------------------------------------------------------------------------
1341 // standard unicode control implementation
1342 // ----------------------------------------------------------------------------
1343
1344 #if TARGET_API_MAC_OSX
1345
1346 wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
1347     const wxString& str,
1348     const wxPoint& pos,
1349     const wxSize& size, long style )
1350     : wxMacTextControl( wxPeer )
1351 {
1352     m_font = wxPeer->GetFont() ;
1353     m_windowStyle = style ;
1354     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
1355     wxString st = str ;
1356     wxMacConvertNewlines10To13( &st ) ;
1357     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
1358     CFStringRef cfr = cf ;
1359     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;
1360     m_valueTag = isPassword ? kControlEditTextPasswordCFStringTag : kControlEditTextCFStringTag ;
1361
1362     OSStatus err = CreateEditUnicodeTextControl(
1363         MAC_WXHWND(wxPeer->MacGetTopLevelWindowRef()), &bounds , cfr ,
1364         isPassword , NULL , &m_controlRef ) ;
1365     verify_noerr( err );
1366
1367     if ( !(m_windowStyle & wxTE_MULTILINE) )
1368         SetData<Boolean>( kControlEditTextPart , kControlEditTextSingleLineTag , true ) ;
1369 }
1370
1371 wxMacUnicodeTextControl::~wxMacUnicodeTextControl()
1372 {
1373 }
1374
1375 void wxMacUnicodeTextControl::VisibilityChanged(bool shown)
1376 {
1377     if ( !(m_windowStyle & wxTE_MULTILINE) && shown )
1378     {
1379         // work around a refresh issue insofar as not always the entire content is shown,
1380         // even if this would be possible
1381         ControlEditTextSelectionRec sel ;
1382         CFStringRef value = NULL ;
1383
1384         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1385         verify_noerr( GetData<CFStringRef>( 0, m_valueTag, &value ) );
1386         verify_noerr( SetData<CFStringRef>( 0, m_valueTag, &value ) );
1387         verify_noerr( SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1388
1389         CFRelease( value ) ;
1390     }
1391 }
1392
1393 wxString wxMacUnicodeTextControl::GetStringValue() const
1394 {
1395     wxString result ;
1396     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1397     if ( value )
1398     {
1399         wxMacCFStringHolder cf(value) ;
1400         result = cf.AsString() ;
1401     }
1402
1403 #if '\n' == 10
1404     wxMacConvertNewlines13To10( &result ) ;
1405 #else
1406     wxMacConvertNewlines10To13( &result ) ;
1407 #endif
1408
1409     return result ;
1410 }
1411
1412 void wxMacUnicodeTextControl::SetStringValue( const wxString &str )
1413 {
1414     wxString st = str ;
1415     wxMacConvertNewlines10To13( &st ) ;
1416     wxMacCFStringHolder cf( st , m_font.GetEncoding() ) ;
1417     verify_noerr( SetData<CFStringRef>( 0, m_valueTag , cf ) ) ;
1418 }
1419
1420 void wxMacUnicodeTextControl::Copy()
1421 {
1422     SendHICommand( kHICommandCopy ) ;
1423 }
1424
1425 void wxMacUnicodeTextControl::Cut()
1426 {
1427     SendHICommand( kHICommandCut ) ;
1428 }
1429
1430 void wxMacUnicodeTextControl::Paste()
1431 {
1432     SendHICommand( kHICommandPaste ) ;
1433 }
1434
1435 bool wxMacUnicodeTextControl::CanPaste() const
1436 {
1437     return true ;
1438 }
1439
1440 void wxMacUnicodeTextControl::SetEditable(bool editable)
1441 {
1442 #if 0 // leads to problem because text cannot be selected anymore
1443     SetData<Boolean>( kControlEditTextPart , kControlEditTextLockedTag , (Boolean) !editable ) ;
1444 #endif
1445 }
1446
1447 void wxMacUnicodeTextControl::GetSelection( long* from, long* to ) const
1448 {
1449     ControlEditTextSelectionRec sel ;
1450     verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ) ;
1451     if ( from )
1452         *from = sel.selStart ;
1453     if ( to )
1454         *to = sel.selEnd ;
1455 }
1456
1457 void wxMacUnicodeTextControl::SetSelection( long from , long to )
1458 {
1459     ControlEditTextSelectionRec sel ;
1460     if ((from == -1) && (to == -1))
1461     {
1462         from = 0 ;
1463         to = 32767 ; // sel has 16 bit signed values, max is 32767
1464     }
1465
1466     sel.selStart = from ;
1467     sel.selEnd = to ;
1468     SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ;
1469 }
1470
1471 void wxMacUnicodeTextControl::WriteText( const wxString& str )
1472 {
1473     wxString st = str ;
1474     wxMacConvertNewlines10To13( &st ) ;
1475
1476 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
1477         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
1478         CFStringRef value = cf ;
1479         SetData<CFStringRef>( 0, kControlEditTextInsertCFStringRefTag, &value );
1480 #else
1481         wxString val = GetStringValue() ;
1482         long start , end ;
1483         GetSelection( &start , &end ) ;
1484         val.Remove( start , end - start ) ;
1485         val.insert( start , str ) ;
1486         SetStringValue( val ) ;
1487         SetSelection( start + str.Length() , start + str.Length() ) ;
1488 #endif
1489 }
1490
1491 #endif
1492
1493 // ----------------------------------------------------------------------------
1494 // MLTE control implementation (common part)
1495 // ----------------------------------------------------------------------------
1496
1497 // if MTLE is read only, no changes at all are allowed, not even from
1498 // procedural API, in order to allow changes via API all the same we must undo
1499 // the readonly status while we are executing, this class helps to do so
1500
1501 class wxMacEditHelper
1502 {
1503 public :
1504     wxMacEditHelper( TXNObject txn )
1505     {
1506         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1507         m_txn = txn ;
1508         TXNGetTXNObjectControls( m_txn , 1 , tag , m_data ) ;
1509         if ( m_data[0].uValue == kTXNReadOnly )
1510         {
1511             TXNControlData data[] = { { kTXNReadWrite } } ;
1512             TXNSetTXNObjectControls( m_txn , false , 1 , tag , data ) ;
1513         }
1514     }
1515
1516     ~wxMacEditHelper()
1517     {
1518         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1519         if ( m_data[0].uValue == kTXNReadOnly )
1520             TXNSetTXNObjectControls( m_txn , false , 1 , tag , m_data ) ;
1521     }
1522
1523 protected :
1524     TXNObject m_txn ;
1525     TXNControlData m_data[1] ;
1526 } ;
1527
1528 wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer )
1529     : wxMacTextControl( peer )
1530 {
1531     SetNeedsFocusRect( true ) ;
1532 }
1533
1534 wxString wxMacMLTEControl::GetStringValue() const
1535 {
1536     wxString result ;
1537     OSStatus err ;
1538     Size actualSize = 0;
1539
1540     {
1541 #if wxUSE_UNICODE
1542         Handle theText ;
1543         err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNUnicodeTextData );
1544
1545         // all done
1546         if ( err != noErr )
1547         {
1548             actualSize = 0 ;
1549         }
1550         else
1551         {
1552             actualSize = GetHandleSize( theText ) / sizeof(UniChar) ;
1553             if ( actualSize > 0 )
1554             {
1555                 wxChar *ptr = NULL ;
1556
1557 #if SIZEOF_WCHAR_T == 2
1558                 ptr = new wxChar[actualSize + 1] ;
1559                 wxStrncpy( ptr , (wxChar*)(*theText) , actualSize ) ;
1560 #else
1561                 SetHandleSize( theText, (actualSize + 1) * sizeof(UniChar) ) ;
1562                 HLock( theText ) ;
1563                 (((UniChar*)*theText)[actualSize]) = 0 ;
1564                 wxMBConvUTF16 converter ;
1565                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
1566                 ptr = new wxChar[noChars + 1] ;
1567
1568                 noChars = converter.MB2WC( ptr , (const char*)*theText , noChars ) ;
1569                 ptr[noChars] = 0 ;
1570                 HUnlock( theText ) ;
1571 #endif
1572
1573                 ptr[actualSize] = 0 ;
1574                 result = wxString( ptr ) ;
1575                 delete [] ptr ;
1576             }
1577
1578             DisposeHandle( theText ) ;
1579         }
1580 #else
1581         Handle theText ;
1582         err = TXNGetDataEncoded( m_txn , kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1583
1584         // all done
1585         if ( err != noErr )
1586         {
1587             actualSize = 0 ;
1588         }
1589         else
1590         {
1591             actualSize = GetHandleSize( theText ) ;
1592             if ( actualSize > 0 )
1593             {
1594                 HLock( theText ) ;
1595                 result = wxString( *theText , wxConvLocal , actualSize ) ;
1596                 HUnlock( theText ) ;
1597             }
1598
1599             DisposeHandle( theText ) ;
1600         }
1601 #endif
1602     }
1603
1604 #if '\n' == 10
1605     wxMacConvertNewlines13To10( &result ) ;
1606 #else
1607     wxMacConvertNewlines10To13( &result ) ;
1608 #endif
1609
1610     return result ;
1611 }
1612
1613 void wxMacMLTEControl::SetStringValue( const wxString &str )
1614 {
1615     wxString st = str;
1616     wxMacConvertNewlines10To13( &st );
1617
1618     {
1619         wxMacWindowClipper c( m_peer );
1620
1621         {
1622             wxMacEditHelper help( m_txn );
1623             SetTXNData( st, kTXNStartOffset, kTXNEndOffset );
1624         }
1625
1626         TXNSetSelection( m_txn, 0, 0 );
1627         TXNShowSelection( m_txn, kTXNShowStart );
1628     }
1629 }
1630
1631 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
1632 {
1633     TXNFrameOptions frameOptions = kTXNDontDrawCaretWhenInactiveMask;
1634
1635 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
1636     frameOptions |= kTXNDoFontSubstitutionMask;
1637 #endif
1638
1639     if ( ! (wxStyle & wxTE_NOHIDESEL) )
1640         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
1641
1642     if ( wxStyle & (wxHSCROLL | wxTE_DONTWRAP) )
1643         frameOptions |= kTXNWantHScrollBarMask ;
1644
1645     if ( wxStyle & wxTE_MULTILINE )
1646     {
1647         frameOptions |= kTXNAlwaysWrapAtViewEdgeMask ;
1648
1649         if ( !(wxStyle & wxTE_NO_VSCROLL) )
1650         {
1651             frameOptions |= kTXNWantVScrollBarMask ;
1652
1653             // The following code causes drawing problems on 10.4. Perhaps it can be restored for
1654             // older versions of the OS, but I'm not sure it's appropriate to put a grow icon here
1655             // anyways, as AFAIK users can't actually use it to resize the text ctrl.
1656 //            if ( frameOptions & kTXNWantHScrollBarMask )
1657 //                frameOptions |= kTXNDrawGrowIconMask ;
1658         }
1659     }
1660     else
1661     {
1662         frameOptions |= kTXNSingleLineOnlyMask ;
1663     }
1664
1665     return frameOptions ;
1666 }
1667
1668 void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, bool visible )
1669 {
1670     TXNControlTag iControlTags[] =
1671         {
1672             kTXNDoFontSubstitution,
1673             kTXNWordWrapStateTag ,
1674         };
1675     TXNControlData iControlData[] =
1676         {
1677             { true },
1678             { kTXNNoAutoWrap },
1679         };
1680
1681     int toptag = WXSIZEOF( iControlTags ) ;
1682
1683     if ( m_windowStyle & wxTE_MULTILINE )
1684     {
1685         iControlData[1].uValue =
1686             (m_windowStyle & wxTE_DONTWRAP)
1687             ? kTXNNoAutoWrap
1688             : kTXNAutoWrap;
1689     }
1690
1691     OSStatus err = TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) ;
1692     verify_noerr( err );
1693
1694     // setting the default font:
1695     // under 10.2 this causes a visible caret, therefore we avoid it
1696
1697     if ( UMAGetSystemVersion() >= 0x1030 )
1698     {
1699         Str255 fontName ;
1700         SInt16 fontSize ;
1701         Style fontStyle ;
1702
1703         GetThemeFont( kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1704
1705         TXNTypeAttributes typeAttr[] =
1706         {
1707             { kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
1708             { kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
1709             { kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , { (void*) normal } } ,
1710         } ;
1711
1712         err = TXNSetTypeAttributes(
1713             m_txn, sizeof(typeAttr) / sizeof(TXNTypeAttributes),
1714             typeAttr, kTXNStartOffset, kTXNEndOffset );
1715         verify_noerr( err );
1716     }
1717
1718     if ( m_windowStyle & wxTE_PASSWORD )
1719     {
1720         UniChar c = 0x00A5 ;
1721         err = TXNEchoMode( m_txn , c , 0 , true );
1722         verify_noerr( err );
1723     }
1724
1725     TXNBackground tback;
1726     tback.bgType = kTXNBackgroundTypeRGB;
1727     tback.bg.color = MAC_WXCOLORREF( background.GetPixel() );
1728     TXNSetBackground( m_txn , &tback );
1729
1730 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
1731     if ( UMAGetSystemVersion() >= 0x1040 )
1732     {
1733         TXNCommandEventSupportOptions options ;
1734         if ( TXNGetCommandEventSupport( m_txn, &options ) == noErr )
1735         {
1736             options |=
1737                 kTXNSupportEditCommandProcessing
1738                 | kTXNSupportEditCommandUpdating
1739                 | kTXNSupportSpellCheckCommandProcessing
1740                 | kTXNSupportSpellCheckCommandUpdating
1741                 | kTXNSupportFontCommandProcessing
1742                 | kTXNSupportFontCommandUpdating;
1743
1744             TXNSetCommandEventSupport( m_txn , options ) ;
1745         }
1746     }
1747 #endif
1748 }
1749
1750 void wxMacMLTEControl::SetBackground( const wxBrush &brush )
1751 {
1752     // currently only solid background are supported
1753     TXNBackground tback;
1754
1755     tback.bgType = kTXNBackgroundTypeRGB;
1756     tback.bg.color = MAC_WXCOLORREF( brush.GetColour().GetPixel() );
1757     TXNSetBackground( m_txn , &tback );
1758 }
1759
1760 void wxMacMLTEControl::TXNSetAttribute( const wxTextAttr& style , long from , long to )
1761 {
1762     TXNTypeAttributes typeAttr[4] ;
1763     Str255 fontName = "\pMonaco" ;
1764     SInt16 fontSize = 12 ;
1765     Style fontStyle = normal ;
1766     RGBColor color ;
1767     int attrCount = 0 ;
1768
1769     if ( style.HasFont() )
1770     {
1771         const wxFont &font = style.GetFont() ;
1772         wxMacStringToPascal( font.GetFaceName() , fontName ) ;
1773         fontSize = font.GetPointSize() ;
1774         if ( font.GetUnderlined() )
1775             fontStyle |= underline ;
1776         if ( font.GetWeight() == wxBOLD )
1777             fontStyle |= bold ;
1778         if ( font.GetStyle() == wxITALIC )
1779             fontStyle |= italic ;
1780
1781         typeAttr[attrCount].tag = kTXNQDFontNameAttribute ;
1782         typeAttr[attrCount].size = kTXNQDFontNameAttributeSize ;
1783         typeAttr[attrCount].data.dataPtr = (void*)fontName ;
1784         attrCount++ ;
1785
1786         typeAttr[attrCount].tag = kTXNQDFontSizeAttribute ;
1787         typeAttr[attrCount].size = kTXNFontSizeAttributeSize ;
1788         typeAttr[attrCount].data.dataValue = (fontSize << 16) ;
1789         attrCount++ ;
1790
1791         typeAttr[attrCount].tag = kTXNQDFontStyleAttribute ;
1792         typeAttr[attrCount].size = kTXNQDFontStyleAttributeSize ;
1793         typeAttr[attrCount].data.dataValue = fontStyle ;
1794         attrCount++ ;
1795     }
1796
1797     if ( style.HasTextColour() )
1798     {
1799         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
1800
1801         typeAttr[attrCount].tag = kTXNQDFontColorAttribute ;
1802         typeAttr[attrCount].size = kTXNQDFontColorAttributeSize ;
1803         typeAttr[attrCount].data.dataPtr = (void*) &color ;
1804         attrCount++ ;
1805     }
1806
1807     if ( attrCount > 0 )
1808     {
1809         verify_noerr( TXNSetTypeAttributes( m_txn , attrCount , typeAttr, from , to ) );
1810     }
1811 }
1812
1813 void wxMacMLTEControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle )
1814 {
1815     wxMacEditHelper help( m_txn ) ;
1816     TXNSetAttribute( wxTextAttr( foreground, wxNullColour, font ), kTXNStartOffset, kTXNEndOffset ) ;
1817 }
1818
1819 void wxMacMLTEControl::SetStyle( long start, long end, const wxTextAttr& style )
1820 {
1821     wxMacEditHelper help( m_txn ) ;
1822     TXNSetAttribute( style, start, end ) ;
1823 }
1824
1825 void wxMacMLTEControl::Copy()
1826 {
1827     ClearCurrentScrap();
1828     TXNCopy( m_txn );
1829     TXNConvertToPublicScrap();
1830 }
1831
1832 void wxMacMLTEControl::Cut()
1833 {
1834     ClearCurrentScrap();
1835     TXNCut( m_txn );
1836     TXNConvertToPublicScrap();
1837 }
1838
1839 void wxMacMLTEControl::Paste()
1840 {
1841     TXNConvertFromPublicScrap();
1842     TXNPaste( m_txn );
1843 }
1844
1845 bool wxMacMLTEControl::CanPaste() const
1846 {
1847     return TXNIsScrapPastable() ;
1848 }
1849
1850 void wxMacMLTEControl::SetEditable(bool editable)
1851 {
1852     TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1853     TXNControlData data[] = { { editable ? kTXNReadWrite : kTXNReadOnly } } ;
1854     TXNSetTXNObjectControls( m_txn, false, WXSIZEOF(tag), tag, data ) ;
1855 }
1856
1857 wxTextPos wxMacMLTEControl::GetLastPosition() const
1858 {
1859     wxTextPos actualsize = 0 ;
1860
1861     Handle theText ;
1862     OSErr err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1863
1864     // all done
1865     if ( err == noErr )
1866     {
1867         actualsize = GetHandleSize( theText ) ;
1868         DisposeHandle( theText ) ;
1869     }
1870     else
1871     {
1872         actualsize = 0 ;
1873     }
1874
1875     return actualsize ;
1876 }
1877
1878 void wxMacMLTEControl::Replace( long from , long to , const wxString &str )
1879 {
1880     wxString value = str ;
1881     wxMacConvertNewlines10To13( &value ) ;
1882
1883     wxMacEditHelper help( m_txn ) ;
1884     wxMacWindowClipper c( m_peer ) ;
1885
1886     TXNSetSelection( m_txn, from, to ) ;
1887     TXNClear( m_txn ) ;
1888     SetTXNData( value, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
1889 }
1890
1891 void wxMacMLTEControl::Remove( long from , long to )
1892 {
1893     wxMacWindowClipper c( m_peer ) ;
1894     wxMacEditHelper help( m_txn ) ;
1895     TXNSetSelection( m_txn , from , to ) ;
1896     TXNClear( m_txn ) ;
1897 }
1898
1899 void wxMacMLTEControl::GetSelection( long* from, long* to) const
1900 {
1901     TXNGetSelection( m_txn , (TXNOffset*) from , (TXNOffset*) to ) ;
1902 }
1903
1904 void wxMacMLTEControl::SetSelection( long from , long to )
1905 {
1906     wxMacWindowClipper c( m_peer ) ;
1907
1908     // change the selection
1909     if ((from == -1) && (to == -1))
1910         TXNSelectAll( m_txn );
1911     else
1912         TXNSetSelection( m_txn, from, to );
1913
1914     TXNShowSelection( m_txn, kTXNShowStart );
1915 }
1916
1917 void wxMacMLTEControl::WriteText( const wxString& str )
1918 {
1919     wxString st = str ;
1920     wxMacConvertNewlines10To13( &st ) ;
1921
1922     long start , end , dummy ;
1923
1924     GetSelection( &start , &dummy ) ;
1925     wxMacWindowClipper c( m_peer ) ;
1926
1927     {
1928         wxMacEditHelper helper( m_txn ) ;
1929         SetTXNData( st, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
1930     }
1931
1932     GetSelection( &dummy, &end ) ;
1933
1934     // TODO: SetStyle( start , end , GetDefaultStyle() ) ;
1935 }
1936
1937 void wxMacMLTEControl::Clear()
1938 {
1939     wxMacWindowClipper c( m_peer ) ;
1940     wxMacEditHelper st( m_txn ) ;
1941     TXNSetSelection( m_txn , kTXNStartOffset , kTXNEndOffset ) ;
1942     TXNClear( m_txn ) ;
1943 }
1944
1945 bool wxMacMLTEControl::CanUndo() const
1946 {
1947     return TXNCanUndo( m_txn , NULL ) ;
1948 }
1949
1950 void wxMacMLTEControl::Undo()
1951 {
1952     TXNUndo( m_txn ) ;
1953 }
1954
1955 bool wxMacMLTEControl::CanRedo() const
1956 {
1957     return TXNCanRedo( m_txn , NULL ) ;
1958 }
1959
1960 void wxMacMLTEControl::Redo()
1961 {
1962     TXNRedo( m_txn ) ;
1963 }
1964
1965 int wxMacMLTEControl::GetNumberOfLines() const
1966 {
1967     ItemCount lines = 0 ;
1968     TXNGetLineCount( m_txn, &lines ) ;
1969
1970     return lines ;
1971 }
1972
1973 long wxMacMLTEControl::XYToPosition(long x, long y) const
1974 {
1975     Point curpt ;
1976     wxTextPos lastpos ;
1977
1978     // TODO: find a better implementation : while we can get the
1979     // line metrics of a certain line, we don't get its starting
1980     // position, so it would probably be rather a binary search
1981     // for the start position
1982     long xpos = 0, ypos = 0 ;
1983     int lastHeight = 0 ;
1984     ItemCount n ;
1985
1986     lastpos = GetLastPosition() ;
1987     for ( n = 0 ; n <= (ItemCount) lastpos ; ++n )
1988     {
1989         if ( y == ypos && x == xpos )
1990             return n ;
1991
1992         TXNOffsetToPoint( m_txn, n, &curpt ) ;
1993
1994         if ( curpt.v > lastHeight )
1995         {
1996             xpos = 0 ;
1997             if ( n > 0 )
1998                 ++ypos ;
1999
2000             lastHeight = curpt.v ;
2001         }
2002         else
2003             ++xpos ;
2004     }
2005
2006     return 0 ;
2007 }
2008
2009 bool wxMacMLTEControl::PositionToXY( long pos, long *x, long *y ) const
2010 {
2011     Point curpt ;
2012     wxTextPos lastpos ;
2013
2014     if ( y )
2015         *y = 0 ;
2016     if ( x )
2017         *x = 0 ;
2018
2019     lastpos = GetLastPosition() ;
2020     if ( pos <= lastpos )
2021     {
2022         // TODO: find a better implementation - while we can get the
2023         // line metrics of a certain line, we don't get its starting
2024         // position, so it would probably be rather a binary search
2025         // for the start position
2026         long xpos = 0, ypos = 0 ;
2027         int lastHeight = 0 ;
2028         ItemCount n ;
2029
2030         for ( n = 0 ; n <= (ItemCount) pos ; ++n )
2031         {
2032             TXNOffsetToPoint( m_txn, n, &curpt ) ;
2033
2034             if ( curpt.v > lastHeight )
2035             {
2036                 xpos = 0 ;
2037                 if ( n > 0 )
2038                     ++ypos ;
2039
2040                 lastHeight = curpt.v ;
2041             }
2042             else
2043                 ++xpos ;
2044         }
2045
2046         if ( y )
2047             *y = ypos ;
2048         if ( x )
2049             *x = xpos ;
2050     }
2051
2052     return false ;
2053 }
2054
2055 void wxMacMLTEControl::ShowPosition( long pos )
2056 {
2057 #if TARGET_RT_MAC_MACHO && defined(AVAILABLE_MAC_OS_X_VERSION_10_2_AND_LATER)
2058     {
2059         Point current, desired ;
2060         TXNOffset selstart, selend;
2061
2062         TXNGetSelection( m_txn, &selstart, &selend );
2063         TXNOffsetToPoint( m_txn, selstart, &current );
2064         TXNOffsetToPoint( m_txn, pos, &desired );
2065
2066         // TODO: use HIPoints for 10.3 and above
2067         if ( (UInt32)TXNScroll != (UInt32)kUnresolvedCFragSymbolAddress )
2068         {
2069             OSErr theErr = noErr;
2070             SInt32 dv = desired.v - current.v;
2071             SInt32 dh = desired.h - current.h;
2072             TXNShowSelection( m_txn, kTXNShowStart ) ; // NB: should this be kTXNShowStart or kTXNShowEnd ??
2073             theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels, &dv, &dh );
2074
2075             // there will be an error returned for classic MLTE implementation when the control is
2076             // invisible, but HITextView works correctly, so we don't assert that one
2077             // wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );
2078         }
2079     }
2080 #endif
2081 }
2082
2083 void wxMacMLTEControl::SetTXNData( const wxString& st, TXNOffset start, TXNOffset end )
2084 {
2085 #if wxUSE_UNICODE
2086 #if SIZEOF_WCHAR_T == 2
2087     size_t len = st.Len() ;
2088     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)st.wc_str(), len * 2, start, end );
2089 #else
2090     wxMBConvUTF16 converter ;
2091     ByteCount byteBufferLen = converter.WC2MB( NULL, st.wc_str(), 0 ) ;
2092     UniChar *unibuf = (UniChar*)malloc( byteBufferLen ) ;
2093     converter.WC2MB( (char*)unibuf, st.wc_str(), byteBufferLen ) ;
2094     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)unibuf, byteBufferLen, start, end ) ;
2095     free( unibuf ) ;
2096 #endif
2097 #else
2098     wxCharBuffer text = st.mb_str( wxConvLocal ) ;
2099     TXNSetData( m_txn, kTXNTextData, (void*)text.data(), strlen( text ), start, end ) ;
2100 #endif
2101 }
2102
2103 wxString wxMacMLTEControl::GetLineText(long lineNo) const
2104 {
2105     wxString line ;
2106
2107     if ( lineNo < GetNumberOfLines() )
2108     {
2109         Point firstPoint;
2110         Fixed lineWidth, lineHeight, currentHeight;
2111         long ypos ;
2112
2113         // get the first possible position in the control
2114         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2115
2116         // Iterate through the lines until we reach the one we want,
2117         // adding to our current y pixel point position
2118         ypos = 0 ;
2119         currentHeight = 0;
2120         while (ypos < lineNo)
2121         {
2122             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2123             currentHeight += lineHeight;
2124         }
2125
2126         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2127         TXNOffset theOffset;
2128         TXNPointToOffset(m_txn, thePoint, &theOffset);
2129
2130         wxString content = GetStringValue() ;
2131         Point currentPoint = thePoint;
2132         while (thePoint.v == currentPoint.v && theOffset < content.length())
2133         {
2134             line += content[theOffset];
2135             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2136         }
2137     }
2138
2139     return line ;
2140 }
2141
2142 int wxMacMLTEControl::GetLineLength(long lineNo) const
2143 {
2144     int theLength = 0;
2145
2146     if ( lineNo < GetNumberOfLines() )
2147     {
2148         Point firstPoint;
2149         Fixed lineWidth, lineHeight, currentHeight;
2150         long ypos;
2151
2152         // get the first possible position in the control
2153         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2154
2155         // Iterate through the lines until we reach the one we want,
2156         // adding to our current y pixel point position
2157         ypos = 0;
2158         currentHeight = 0;
2159         while (ypos < lineNo)
2160         {
2161             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2162             currentHeight += lineHeight;
2163         }
2164
2165         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2166         TXNOffset theOffset;
2167         TXNPointToOffset(m_txn, thePoint, &theOffset);
2168
2169         wxString content = GetStringValue() ;
2170         Point currentPoint = thePoint;
2171         while (thePoint.v == currentPoint.v && theOffset < content.length())
2172         {
2173             ++theLength;
2174             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2175         }
2176     }
2177
2178     return theLength ;
2179 }
2180
2181 // ----------------------------------------------------------------------------
2182 // MLTE control implementation (classic part)
2183 // ----------------------------------------------------------------------------
2184
2185 // OS X Notes : We still don't have a full replacement for MLTE, so this implementation
2186 // has to live on. We have different problems coming from outdated implementations on the
2187 // various OS X versions. Most deal with the scrollbars: they are not correctly embedded
2188 // while this can be solved on 10.3 by reassigning them the correct place, on 10.2 there is
2189 // no way out, therefore we are using our own implementation and our own scrollbars ....
2190
2191 #ifdef __WXMAC_OSX__
2192
2193 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
2194 ControlActionUPP gTXNScrollActionProc = NULL ;
2195
2196 pascal void wxMacMLTEClassicControl::TXNScrollInfoProc(
2197     SInt32 iValue, SInt32 iMaximumValue,
2198     TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon )
2199 {
2200     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
2201     SInt32 value =  wxMax( iValue , 0 ) ;
2202     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;
2203
2204     if ( iScrollBarOrientation == kTXNHorizontal )
2205     {
2206         if ( mlte->m_sbHorizontal )
2207         {
2208             SetControl32BitValue( mlte->m_sbHorizontal , value ) ;
2209             SetControl32BitMaximum( mlte->m_sbHorizontal , maximum ) ;
2210             mlte->m_lastHorizontalValue = value ;
2211         }
2212     }
2213     else if ( iScrollBarOrientation == kTXNVertical )
2214     {
2215         if ( mlte->m_sbVertical )
2216         {
2217             SetControl32BitValue( mlte->m_sbVertical , value ) ;
2218             SetControl32BitMaximum( mlte->m_sbVertical , maximum ) ;
2219             mlte->m_lastVerticalValue = value ;
2220         }
2221     }
2222 }
2223
2224 pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode )
2225 {
2226     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
2227     if ( mlte == NULL )
2228         return ;
2229
2230     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )
2231         return ;
2232
2233     OSStatus err ;
2234     bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ;
2235
2236     SInt32 minimum = 0 ;
2237     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
2238     SInt32 value = GetControl32BitValue( controlRef ) ;
2239     SInt32 delta = 0;
2240
2241     switch ( partCode )
2242     {
2243         case kControlDownButtonPart :
2244             delta = 10 ;
2245             break ;
2246
2247         case kControlUpButtonPart :
2248             delta = -10 ;
2249             break ;
2250
2251         case kControlPageDownPart :
2252             delta = GetControlViewSize( controlRef ) ;
2253             break ;
2254
2255         case kControlPageUpPart :
2256             delta = -GetControlViewSize( controlRef ) ;
2257             break ;
2258
2259         case kControlIndicatorPart :
2260             delta = value - (isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue) ;
2261             break ;
2262
2263         default :
2264             break ;
2265     }
2266
2267     if ( delta != 0 )
2268     {
2269         SInt32 newValue = value ;
2270
2271         if ( partCode != kControlIndicatorPart )
2272         {
2273             if ( value + delta < minimum )
2274                 delta = minimum - value ;
2275             if ( value + delta > maximum )
2276                 delta = maximum - value ;
2277
2278             SetControl32BitValue( controlRef , value + delta ) ;
2279             newValue = value + delta ;
2280         }
2281
2282         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
2283         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;
2284
2285         err = TXNScroll(
2286             mlte->m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
2287             &verticalDelta, &horizontalDelta );
2288         verify_noerr( err );
2289
2290         if ( isHorizontal )
2291             mlte->m_lastHorizontalValue = newValue ;
2292         else
2293             mlte->m_lastVerticalValue = newValue ;
2294     }
2295 }
2296 #endif
2297
2298 // make correct activations
2299 void wxMacMLTEClassicControl::MacActivatePaneText(bool setActive)
2300 {
2301     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2302
2303     wxMacWindowClipper clipper( textctrl ) ;
2304     TXNActivate( m_txn, m_txnFrameID, setActive );
2305
2306     ControlRef controlFocus = 0 ;
2307     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2308     if ( controlFocus == m_controlRef )
2309         TXNFocus( m_txn, setActive );
2310 }
2311
2312 void wxMacMLTEClassicControl::MacFocusPaneText(bool setFocus)
2313 {
2314     TXNFocus( m_txn, setFocus );
2315 }
2316
2317 // guards against inappropriate redraw (hidden objects drawing onto window)
2318
2319 void wxMacMLTEClassicControl::MacSetObjectVisibility(bool vis)
2320 {
2321     ControlRef controlFocus = 0 ;
2322     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2323
2324     if ( !vis && (controlFocus == m_controlRef ) )
2325         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
2326
2327     TXNControlTag iControlTags[1] = { kTXNVisibilityTag };
2328     TXNControlData iControlData[1] = { { (UInt32)false } };
2329
2330     verify_noerr( TXNGetTXNObjectControls( m_txn , 1, iControlTags, iControlData ) ) ;
2331
2332     if ( iControlData[0].uValue != vis )
2333     {
2334         iControlData[0].uValue = vis ;
2335         verify_noerr( TXNSetTXNObjectControls( m_txn, false , 1, iControlTags, iControlData ) ) ;
2336     }
2337
2338     // currently, we always clip as partial visibility (overlapped) visibility is also a problem,
2339     // if we run into further problems we might set the FrameBounds to an empty rect here
2340 }
2341
2342 // make sure that the TXNObject is at the right position
2343
2344 void wxMacMLTEClassicControl::MacUpdatePosition()
2345 {
2346     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2347     if ( textctrl == NULL )
2348         return ;
2349
2350     Rect bounds ;
2351     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2352
2353     wxRect visRect = textctrl->MacGetClippedClientRect() ;
2354     Rect visBounds = { visRect.y , visRect.x , visRect.y + visRect.height , visRect.x + visRect.width } ;
2355     int x , y ;
2356     x = y = 0 ;
2357     textctrl->MacWindowToRootWindow( &x , &y ) ;
2358     OffsetRect( &visBounds , x , y ) ;
2359
2360     if ( !EqualRect( &bounds, &m_txnControlBounds ) || !EqualRect( &visBounds, &m_txnVisBounds ) )
2361     {
2362         m_txnControlBounds = bounds ;
2363         m_txnVisBounds = visBounds ;
2364         wxMacWindowClipper cl( textctrl ) ;
2365
2366 #ifdef __WXMAC_OSX__
2367         bool isCompositing = textctrl->MacGetTopLevelWindow()->MacUsesCompositing() ;
2368         if ( m_sbHorizontal || m_sbVertical )
2369         {
2370             int w = bounds.right - bounds.left ;
2371             int h = bounds.bottom - bounds.top ;
2372
2373             if ( m_sbHorizontal )
2374             {
2375                 Rect sbBounds ;
2376
2377                 sbBounds.left = -1 ;
2378                 sbBounds.top = h - 14 ;
2379                 sbBounds.right = w + 1 ;
2380                 sbBounds.bottom = h + 1 ;
2381
2382                 if ( !isCompositing )
2383                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2384
2385                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
2386                 SetControlViewSize( m_sbHorizontal , w ) ;
2387             }
2388
2389             if ( m_sbVertical )
2390             {
2391                 Rect sbBounds ;
2392
2393                 sbBounds.left = w - 14 ;
2394                 sbBounds.top = -1 ;
2395                 sbBounds.right = w + 1 ;
2396                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1 ;
2397
2398                 if ( !isCompositing )
2399                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2400
2401                 SetControlBounds( m_sbVertical , &sbBounds ) ;
2402                 SetControlViewSize( m_sbVertical , h ) ;
2403             }
2404         }
2405
2406         Rect oldviewRect ;
2407         TXNLongRect olddestRect ;
2408         TXNGetRectBounds( m_txn , &oldviewRect , &olddestRect , NULL ) ;
2409
2410         Rect viewRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2411             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2412             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2413         TXNLongRect destRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2414             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2415             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2416
2417         if ( olddestRect.right >= 10000 )
2418             destRect.right = destRect.left + 32000 ;
2419
2420         if ( olddestRect.bottom >= 0x20000000 )
2421             destRect.bottom = destRect.top + 0x40000000 ;
2422
2423         SectRect( &viewRect , &visBounds , &viewRect ) ;
2424         TXNSetRectBounds( m_txn , &viewRect , &destRect , true ) ;
2425
2426 #if 0
2427         TXNSetFrameBounds(
2428             m_txn,
2429             m_txnControlBounds.top,
2430             m_txnControlBounds.left,
2431             m_txnControlBounds.bottom - (m_sbHorizontal ? 14 : 0),
2432             m_txnControlBounds.right - (m_sbVertical ? 14 : 0),
2433             m_txnFrameID );
2434 #endif
2435 #else
2436
2437         TXNSetFrameBounds(
2438             m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
2439             wxMax( m_txnControlBounds.bottom, m_txnControlBounds.top ),
2440             wxMax( m_txnControlBounds.right, m_txnControlBounds.left ), m_txnFrameID );
2441 #endif
2442
2443         // the SetFrameBounds method under Classic sometimes does not correctly scroll a selection into sight after a
2444         // movement, therefore we have to force it
2445
2446         // this problem has been reported in OSX as well, so we use this here once again
2447
2448         TXNLongRect textRect ;
2449         TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;
2450         if ( textRect.left < m_txnControlBounds.left )
2451             TXNShowSelection( m_txn , kTXNShowStart ) ;
2452     }
2453 }
2454
2455 void wxMacMLTEClassicControl::SetRect( Rect *r )
2456 {
2457     wxMacControl::SetRect( r ) ;
2458     MacUpdatePosition() ;
2459 }
2460
2461 void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart)
2462 {
2463     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2464     if ( textctrl == NULL )
2465         return ;
2466
2467     if ( textctrl->MacIsReallyShown() )
2468     {
2469         wxMacWindowClipper clipper( textctrl ) ;
2470         TXNDraw( m_txn , NULL ) ;
2471     }
2472 }
2473
2474 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
2475 {
2476     Point where = { y , x } ;
2477     ControlPartCode result = kControlNoPart;
2478
2479     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2480     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2481     {
2482         if (PtInRect( where, &m_txnControlBounds ))
2483         {
2484             result = kControlEditTextPart ;
2485         }
2486         else
2487         {
2488             // sometimes we get the coords also in control local coordinates, therefore test again
2489             if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2490             {
2491                 int x = 0 , y = 0 ;
2492                 textctrl->MacClientToRootWindow( &x , &y ) ;
2493                 where.h += x ;
2494                 where.v += y ;
2495             }
2496
2497             if (PtInRect( where, &m_txnControlBounds ))
2498                 result = kControlEditTextPart ;
2499         }
2500     }
2501
2502     return result;
2503 }
2504
2505 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* actionProc )
2506 {
2507     ControlPartCode result = kControlNoPart;
2508
2509     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2510     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2511     {
2512         Point startPt = { y , x } ;
2513         // for compositing, we must convert these into toplevel window coordinates, because hittesting expects them
2514         if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2515         {
2516             int x = 0 , y = 0 ;
2517             textctrl->MacClientToRootWindow( &x , &y ) ;
2518             startPt.h += x ;
2519             startPt.v += y ;
2520         }
2521
2522         switch (MacControlUserPaneHitTestProc( startPt.h , startPt.v ))
2523         {
2524             case kControlEditTextPart :
2525             {
2526                 wxMacWindowClipper clipper( textctrl ) ;
2527                 EventRecord rec ;
2528
2529                 ConvertEventRefToEventRecord( (EventRef) wxTheApp->MacGetCurrentEvent() , &rec ) ;
2530                 TXNClick( m_txn, &rec );
2531             }
2532                 break;
2533
2534             default :
2535                 break;
2536         }
2537     }
2538
2539     return result;
2540 }
2541
2542 void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
2543 {
2544     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2545     if ( textctrl == NULL )
2546         return ;
2547
2548     if (textctrl->MacIsReallyShown())
2549     {
2550         if (IsControlActive(m_controlRef))
2551         {
2552             Point mousep;
2553
2554             wxMacWindowClipper clipper( textctrl ) ;
2555             GetMouse(&mousep);
2556
2557             TXNIdle(m_txn);
2558
2559             if (PtInRect(mousep, &m_txnControlBounds))
2560             {
2561                 RgnHandle theRgn = NewRgn();
2562                 RectRgn(theRgn, &m_txnControlBounds);
2563                 TXNAdjustCursor(m_txn, theRgn);
2564                 DisposeRgn(theRgn);
2565             }
2566         }
2567     }
2568 }
2569
2570 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
2571 {
2572     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2573     if ( textctrl == NULL )
2574         return kControlNoPart;
2575
2576     wxMacWindowClipper clipper( textctrl ) ;
2577
2578     EventRecord ev ;
2579     memset( &ev , 0 , sizeof( ev ) ) ;
2580     ev.what = keyDown ;
2581     ev.modifiers = modifiers ;
2582     ev.message = ((keyCode << 8) & keyCodeMask) | (charCode & charCodeMask);
2583     TXNKeyDown( m_txn , &ev );
2584
2585     return kControlEntireControl;
2586 }
2587
2588 void wxMacMLTEClassicControl::MacControlUserPaneActivateProc(bool activating)
2589 {
2590     MacActivatePaneText( activating );
2591 }
2592
2593 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)
2594 {
2595     ControlPartCode focusResult = kControlFocusNoPart;
2596
2597     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2598     if ( textctrl == NULL )
2599         return focusResult;
2600
2601     wxMacWindowClipper clipper( textctrl ) ;
2602
2603     ControlRef controlFocus = NULL ;
2604     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2605     bool wasFocused = ( controlFocus == m_controlRef ) ;
2606
2607     switch (action)
2608     {
2609         case kControlFocusPrevPart:
2610         case kControlFocusNextPart:
2611             MacFocusPaneText( !wasFocused );
2612             focusResult = (!wasFocused ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart);
2613             break;
2614
2615         case kControlFocusNoPart:
2616         default:
2617             MacFocusPaneText( false );
2618             focusResult = kControlFocusNoPart;
2619             break;
2620     }
2621
2622     return focusResult;
2623 }
2624
2625 void wxMacMLTEClassicControl::MacControlUserPaneBackgroundProc( void *info )
2626 {
2627 }
2628
2629 wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
2630     const wxString& str,
2631     const wxPoint& pos,
2632     const wxSize& size, long style )
2633     : wxMacMLTEControl( wxPeer )
2634 {
2635     m_font = wxPeer->GetFont() ;
2636     m_windowStyle = style ;
2637     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2638
2639     short featureSet =
2640         kControlSupportsEmbedding | kControlSupportsFocus | kControlWantsIdle
2641         | kControlWantsActivate  | kControlHandlesTracking
2642 //    | kControlHasSpecialBackground
2643         | kControlGetsFocusOnClick | kControlSupportsLiveFeedback;
2644
2645    OSStatus err = ::CreateUserPaneControl(
2646         MAC_WXHWND(wxPeer->GetParent()->MacGetTopLevelWindowRef()),
2647         &bounds, featureSet, &m_controlRef );
2648     verify_noerr( err );
2649
2650     DoCreate();
2651
2652     AdjustCreationAttributes( *wxWHITE , true ) ;
2653
2654     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
2655
2656     {
2657         wxString st = str ;
2658         wxMacConvertNewlines10To13( &st ) ;
2659         wxMacWindowClipper clipper( m_peer ) ;
2660         SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2661         TXNSetSelection( m_txn, 0, 0 ) ;
2662     }
2663 }
2664
2665 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()
2666 {
2667     TXNDeleteObject( m_txn );
2668     m_txn = NULL ;
2669 }
2670
2671 void wxMacMLTEClassicControl::VisibilityChanged(bool shown)
2672 {
2673     MacSetObjectVisibility( shown ) ;
2674     wxMacControl::VisibilityChanged( shown ) ;
2675 }
2676
2677 void wxMacMLTEClassicControl::SuperChangedPosition()
2678 {
2679     MacUpdatePosition() ;
2680     wxMacControl::SuperChangedPosition() ;
2681 }
2682
2683 #ifdef __WXMAC_OSX__
2684
2685 ControlUserPaneDrawUPP gTPDrawProc = NULL;
2686 ControlUserPaneHitTestUPP gTPHitProc = NULL;
2687 ControlUserPaneTrackingUPP gTPTrackProc = NULL;
2688 ControlUserPaneIdleUPP gTPIdleProc = NULL;
2689 ControlUserPaneKeyDownUPP gTPKeyProc = NULL;
2690 ControlUserPaneActivateUPP gTPActivateProc = NULL;
2691 ControlUserPaneFocusUPP gTPFocusProc = NULL;
2692
2693 static pascal void wxMacControlUserPaneDrawProc(ControlRef control, SInt16 part)
2694 {
2695     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2696     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2697     if ( win )
2698         win->MacControlUserPaneDrawProc( part ) ;
2699 }
2700
2701 static pascal ControlPartCode wxMacControlUserPaneHitTestProc(ControlRef control, Point where)
2702 {
2703     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2704     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2705     if ( win )
2706         return win->MacControlUserPaneHitTestProc( where.h , where.v ) ;
2707     else
2708         return kControlNoPart ;
2709 }
2710
2711 static pascal ControlPartCode wxMacControlUserPaneTrackingProc(ControlRef control, Point startPt, ControlActionUPP actionProc)
2712 {
2713     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2714     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2715     if ( win )
2716         return win->MacControlUserPaneTrackingProc( startPt.h , startPt.v , (void*) actionProc ) ;
2717     else
2718         return kControlNoPart ;
2719 }
2720
2721 static pascal void wxMacControlUserPaneIdleProc(ControlRef control)
2722 {
2723     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2724     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2725     if ( win )
2726         win->MacControlUserPaneIdleProc() ;
2727 }
2728
2729 static pascal ControlPartCode wxMacControlUserPaneKeyDownProc(ControlRef control, SInt16 keyCode, SInt16 charCode, SInt16 modifiers)
2730 {
2731     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2732     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2733     if ( win )
2734         return win->MacControlUserPaneKeyDownProc( keyCode, charCode, modifiers ) ;
2735     else
2736         return kControlNoPart ;
2737 }
2738
2739 static pascal void wxMacControlUserPaneActivateProc(ControlRef control, Boolean activating)
2740 {
2741     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2742     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2743     if ( win )
2744         win->MacControlUserPaneActivateProc( activating ) ;
2745 }
2746
2747 static pascal ControlPartCode wxMacControlUserPaneFocusProc(ControlRef control, ControlFocusPart action)
2748 {
2749     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2750     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2751     if ( win )
2752         return win->MacControlUserPaneFocusProc( action ) ;
2753     else
2754         return kControlNoPart ;
2755 }
2756
2757 #if 0
2758 static pascal void wxMacControlUserPaneBackgroundProc(ControlRef control, ControlBackgroundPtr info)
2759 {
2760     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2761     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2762     if ( win )
2763         win->MacControlUserPaneBackgroundProc(info) ;
2764 }
2765 #endif
2766
2767 #endif // __WXMAC_OSX__
2768
2769 // TXNRegisterScrollInfoProc
2770
2771 OSStatus wxMacMLTEClassicControl::DoCreate()
2772 {
2773     Rect bounds;
2774     OSStatus err = noErr ;
2775
2776     // set up our globals
2777 #ifdef __WXMAC_OSX__
2778     if (gTPDrawProc == NULL) gTPDrawProc = NewControlUserPaneDrawUPP(wxMacControlUserPaneDrawProc);
2779     if (gTPHitProc == NULL) gTPHitProc = NewControlUserPaneHitTestUPP(wxMacControlUserPaneHitTestProc);
2780     if (gTPTrackProc == NULL) gTPTrackProc = NewControlUserPaneTrackingUPP(wxMacControlUserPaneTrackingProc);
2781     if (gTPIdleProc == NULL) gTPIdleProc = NewControlUserPaneIdleUPP(wxMacControlUserPaneIdleProc);
2782     if (gTPKeyProc == NULL) gTPKeyProc = NewControlUserPaneKeyDownUPP(wxMacControlUserPaneKeyDownProc);
2783     if (gTPActivateProc == NULL) gTPActivateProc = NewControlUserPaneActivateUPP(wxMacControlUserPaneActivateProc);
2784     if (gTPFocusProc == NULL) gTPFocusProc = NewControlUserPaneFocusUPP(wxMacControlUserPaneFocusProc);
2785
2786     if (gTXNScrollInfoProc == NULL ) gTXNScrollInfoProc = NewTXNScrollInfoUPP(TXNScrollInfoProc) ;
2787     if (gTXNScrollActionProc == NULL ) gTXNScrollActionProc = NewControlActionUPP(TXNScrollActionProc) ;
2788 #endif
2789
2790     // set the initial settings for our private data
2791
2792     m_txnWindow = GetControlOwner(m_controlRef);
2793     m_txnPort = (GrafPtr) GetWindowPort(m_txnWindow);
2794
2795 #ifdef __WXMAC_OSX__
2796     // set up the user pane procedures
2797     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneDrawProcTag, sizeof(gTPDrawProc), &gTPDrawProc);
2798     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneHitTestProcTag, sizeof(gTPHitProc), &gTPHitProc);
2799     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneTrackingProcTag, sizeof(gTPTrackProc), &gTPTrackProc);
2800     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneIdleProcTag, sizeof(gTPIdleProc), &gTPIdleProc);
2801     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneKeyDownProcTag, sizeof(gTPKeyProc), &gTPKeyProc);
2802     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneActivateProcTag, sizeof(gTPActivateProc), &gTPActivateProc);
2803     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneFocusProcTag, sizeof(gTPFocusProc), &gTPFocusProc);
2804 #endif
2805
2806     // calculate the rectangles used by the control
2807     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2808
2809     m_txnControlBounds = bounds ;
2810     m_txnVisBounds = bounds ;
2811
2812     CGrafPtr origPort ;
2813     GDHandle origDev ;
2814
2815     GetGWorld( &origPort, &origDev ) ;
2816     SetPort( m_txnPort );
2817
2818     // create the new edit field
2819     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( m_windowStyle );
2820
2821 #ifdef __WXMAC_OSX__
2822     // the scrollbars are not correctly embedded but are inserted at the root:
2823     // this gives us problems as we have erratic redraws even over the structure area
2824
2825     m_sbHorizontal = 0 ;
2826     m_sbVertical = 0 ;
2827     m_lastHorizontalValue = 0 ;
2828     m_lastVerticalValue = 0 ;
2829
2830     Rect sb = { 0 , 0 , 0 , 0 } ;
2831     if ( frameOptions & kTXNWantVScrollBarMask )
2832     {
2833         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbVertical );
2834         SetControlReference( m_sbVertical, (SInt32)this );
2835         SetControlAction( m_sbVertical, gTXNScrollActionProc );
2836         ShowControl( m_sbVertical );
2837         EmbedControl( m_sbVertical , m_controlRef );
2838         frameOptions &= ~kTXNWantVScrollBarMask;
2839     }
2840
2841     if ( frameOptions & kTXNWantHScrollBarMask )
2842     {
2843         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbHorizontal );
2844         SetControlReference( m_sbHorizontal, (SInt32)this );
2845         SetControlAction( m_sbHorizontal, gTXNScrollActionProc );
2846         ShowControl( m_sbHorizontal );
2847         EmbedControl( m_sbHorizontal, m_controlRef );
2848         frameOptions &= ~(kTXNWantHScrollBarMask | kTXNDrawGrowIconMask);
2849     }
2850
2851 #endif
2852
2853     err = TXNNewObject(
2854         NULL, m_txnWindow, &bounds, frameOptions,
2855         kTXNTextEditStyleFrameType, kTXNTextensionFile, kTXNSystemDefaultEncoding,
2856         &m_txn, &m_txnFrameID, NULL );
2857     verify_noerr( err );
2858
2859 #if 0
2860     TXNControlTag iControlTags[] = { kTXNUseCarbonEvents };
2861     TXNControlData iControlData[] = { { (UInt32)&cInfo } };
2862     int toptag = WXSIZEOF( iControlTags ) ;
2863     TXNCarbonEventInfo cInfo ;
2864     cInfo.useCarbonEvents = false ;
2865     cInfo.filler = 0 ;
2866     cInfo.flags = 0 ;
2867     cInfo.fDictionary = NULL ;
2868
2869     verify_noerr( TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) );
2870 #endif
2871
2872 #ifdef __WXMAC_OSX__
2873     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32)this );
2874 #endif
2875
2876     SetGWorld( origPort , origDev ) ;
2877
2878     return err;
2879 }
2880
2881 // ----------------------------------------------------------------------------
2882 // MLTE control implementation (OSX part)
2883 // ----------------------------------------------------------------------------
2884
2885 #if TARGET_API_MAC_OSX
2886
2887 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
2888
2889 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
2890     const wxString& str,
2891     const wxPoint& pos,
2892     const wxSize& size, long style ) : wxMacMLTEControl( wxPeer )
2893 {
2894     m_font = wxPeer->GetFont() ;
2895     m_windowStyle = style ;
2896     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2897     wxString st = str ;
2898     wxMacConvertNewlines10To13( &st ) ;
2899
2900     HIRect hr = {
2901         { bounds.left , bounds.top },
2902         { bounds.right - bounds.left, bounds.bottom - bounds.top } } ;
2903
2904     m_scrollView = NULL ;
2905     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( style ) ;
2906     if ( frameOptions & (kTXNWantVScrollBarMask | kTXNWantHScrollBarMask) )
2907     {
2908         HIScrollViewCreate(
2909             (frameOptions & kTXNWantHScrollBarMask ? kHIScrollViewOptionsHorizScroll : 0)
2910             | (frameOptions & kTXNWantVScrollBarMask ? kHIScrollViewOptionsVertScroll : 0) ,
2911             &m_scrollView ) ;
2912
2913         HIViewSetFrame( m_scrollView, &hr );
2914         HIViewSetVisible( m_scrollView, true );
2915     }
2916
2917     m_textView = NULL ;
2918     HITextViewCreate( NULL , 0, frameOptions , &m_textView ) ;
2919     m_txn = HITextViewGetTXNObject( m_textView ) ;
2920     HIViewSetVisible( m_textView , true ) ;
2921     if ( m_scrollView )
2922     {
2923         HIViewAddSubview( m_scrollView , m_textView ) ;
2924         m_controlRef = m_scrollView ;
2925         wxPeer->MacInstallEventHandler( (WXWidget) m_textView ) ;
2926     }
2927     else
2928     {
2929         HIViewSetFrame( m_textView, &hr );
2930         m_controlRef = m_textView ;
2931     }
2932
2933     AdjustCreationAttributes( *wxWHITE , true ) ;
2934
2935     wxMacWindowClipper c( m_peer ) ;
2936     SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2937
2938     TXNSetSelection( m_txn, 0, 0 );
2939     TXNShowSelection( m_txn, kTXNShowStart );
2940 }
2941
2942 OSStatus wxMacMLTEHIViewControl::SetFocus( ControlFocusPart focusPart )
2943 {
2944     return SetKeyboardFocus( GetControlOwner( m_textView ), m_textView, focusPart ) ;
2945 }
2946
2947 bool wxMacMLTEHIViewControl::HasFocus() const
2948 {
2949     ControlRef control ;
2950     GetKeyboardFocus( GetUserFocusWindow() , &control ) ;
2951     return control == m_textView ;
2952 }
2953
2954 void wxMacMLTEHIViewControl::SetBackground( const wxBrush &brush )
2955 {
2956     wxMacMLTEControl::SetBackground( brush ) ;
2957
2958 #if 0
2959     CGColorSpaceRef rgbSpace = CGColorSpaceCreateDeviceRGB();
2960     RGBColor col = MAC_WXCOLORREF(brush.GetColour().GetPixel()) ;
2961
2962     float component[4] ;
2963     component[0] = col.red / 65536.0 ;
2964     component[1] = col.green / 65536.0 ;
2965     component[2] = col.blue / 65536.0 ;
2966     component[3] = 1.0 ; // alpha
2967
2968     CGColorRef color = CGColorCreate( rgbSpace , component );
2969     HITextViewSetBackgroundColor( m_textView , color );
2970     CGColorSpaceRelease( rgbSpace );
2971 #endif
2972 }
2973
2974 #endif // MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
2975
2976
2977 #endif
2978
2979 #endif // wxUSE_TEXTCTRL