src/mac/carbon/textctrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/textctrl.cpp
   3 // Purpose:     wxTextCtrl
   4 // Author:      Stefan Csomor
   5 // Modified by: Ryan Norton (MLTE GetLineLength and GetLineText)
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_TEXTCTRL
  15
  16 #include "wx/textctrl.h"
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/intl.h"
  20     #include "wx/app.h"
  21     #include "wx/utils.h"
  22     #include "wx/dc.h"
  23     #include "wx/button.h"
  24     #include "wx/menu.h"
  25     #include "wx/settings.h"
  26     #include "wx/msgdlg.h"
  27     #include "wx/toplevel.h"
  28 #endif
  29
  30 #ifdef __DARWIN__
  31     #include <sys/types.h>
  32     #include <sys/stat.h>
  33 #else
  34     #include <stat.h>
  35 #endif
  36
  37 #if wxUSE_STD_IOSTREAM
  38     #if wxUSE_IOSTREAMH
  39         #include <fstream.h>
  40     #else
  41         #include <fstream>
  42     #endif
  43 #endif
  44
  45 #include "wx/filefn.h"
  46 #include "wx/sysopt.h"
  47
  48 #if defined(__BORLANDC__) && !defined(__WIN32__)
  49     #include <alloc.h>
  50 #elif !defined(__MWERKS__) && !defined(__GNUWIN32) && !defined(__DARWIN__)
  51     #include <malloc.h>
  52 #endif
  53
  54 #ifndef __DARWIN__
  55 #include <Scrap.h>
  56 #endif
  57
  58 #ifndef __DARWIN__
  59 #include <MacTextEditor.h>
  60 #include <ATSUnicode.h>
  61 #include <TextCommon.h>
  62 #include <TextEncodingConverter.h>
  63 #endif
  64
  65 #include "wx/mac/uma.h"
  66
  67
  68 // if this is set to 1 then under OSX 10.2 the 'classic' MLTE implementation will be used
  69 // if set to 0 then the unicode textctrl will be used
  70 #ifndef wxMAC_AWAYS_USE_MLTE
  71 #define wxMAC_AWAYS_USE_MLTE 1
  72 #endif
  73
  74 #ifndef __WXMAC_OSX__
  75 enum
  76 {
  77     kTXNVisibilityTag = 'visb' // set the visibility state of the object
  78 };
  79 #endif
  80
  81
  82 class wxMacFunctor
  83 {
  84 public :
  85     wxMacFunctor() {}
  86     virtual ~wxMacFunctor() {}
  87
  88     virtual void* operator()() = 0 ;
  89
  90     static void* CallBackProc( void *param )
  91     {
  92         wxMacFunctor* f = (wxMacFunctor*) param ;
  93         void *result = (*f)() ;
  94         return result ;
  95     }
  96 } ;
  97
  98 template<typename classtype, typename param1type>
  99
 100 class wxMacObjectFunctor1 : public wxMacFunctor
 101 {
 102     typedef void (classtype::*function)( param1type p1 ) ;
 103     typedef void (classtype::*ref_function)( const param1type& p1 ) ;
 104 public :
 105     wxMacObjectFunctor1( classtype *obj , function f , param1type p1 ) :
 106         wxMacFunctor()
 107     {
 108         m_object = obj ;
 109         m_function = f ;
 110         m_param1 = p1 ;
 111     }
 112
 113     wxMacObjectFunctor1( classtype *obj , ref_function f , param1type p1 ) :
 114         wxMacFunctor()
 115     {
 116         m_object = obj ;
 117         m_refFunction = f ;
 118         m_param1 = p1 ;
 119     }
 120
 121     ~wxMacObjectFunctor1() {}
 122
 123     virtual void* operator()()
 124     {
 125         (m_object->*m_function)( m_param1 ) ;
 126         return NULL ;
 127     }
 128
 129 private :
 130     classtype* m_object ;
 131     param1type m_param1 ;
 132     union
 133     {
 134         function m_function ;
 135         ref_function m_refFunction ;
 136     } ;
 137 } ;
 138
 139 template<typename classtype, typename param1type>
 140 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 141 {
 142     wxMacObjectFunctor1<classtype, param1type> params(object, function, p1) ;
 143     void *result =
 144         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 145     return result ;
 146 }
 147
 148 template<typename classtype, typename param1type>
 149 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 150 {
 151     wxMacObjectFunctor1<classtype,param1type> params(object, function, p1) ;
 152     void *result =
 153         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 154     return result ;
 155 }
 156
 157 template<typename classtype, typename param1type>
 158 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 159 {
 160     wxMutexGuiLeave() ;
 161     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 162     wxMutexGuiEnter() ;
 163     return result ;
 164 }
 165
 166 template<typename classtype, typename param1type>
 167 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 168 {
 169     wxMutexGuiLeave() ;
 170     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 171     wxMutexGuiEnter() ;
 172     return result ;
 173 }
 174
 175 // common interface for all implementations
 176 class wxMacTextControl : public wxMacControl
 177 {
 178 public :
 179     wxMacTextControl( wxTextCtrl *peer ) ;
 180     ~wxMacTextControl() ;
 181
 182     virtual wxString GetStringValue() const = 0 ;
 183     virtual void SetStringValue( const wxString &val ) = 0 ;
 184     virtual void SetSelection( long from, long to ) = 0 ;
 185     virtual void GetSelection( long* from, long* to ) const = 0 ;
 186     virtual void WriteText( const wxString& str ) = 0 ;
 187
 188     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 189     virtual void Copy() ;
 190     virtual void Cut() ;
 191     virtual void Paste() ;
 192     virtual bool CanPaste() const ;
 193     virtual void SetEditable( bool editable ) ;
 194     virtual wxTextPos GetLastPosition() const ;
 195     virtual void Replace( long from, long to, const wxString &str ) ;
 196     virtual void Remove( long from, long to ) ;
 197
 198
 199     virtual bool HasOwnContextMenu() const
 200     { return false ; }
 201
 202     virtual bool SetupCursor( const wxPoint& pt )
 203     { return false ; }
 204
 205     virtual void Clear() ;
 206     virtual bool CanUndo() const;
 207     virtual void Undo() ;
 208     virtual bool CanRedo() const;
 209     virtual void Redo() ;
 210     virtual int GetNumberOfLines() const ;
 211     virtual long XYToPosition(long x, long y) const;
 212     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 213     virtual void ShowPosition(long WXUNUSED(pos)) ;
 214     virtual int GetLineLength(long lineNo) const ;
 215     virtual wxString GetLineText(long lineNo) const ;
 216
 217 #ifndef __WXMAC_OSX__
 218     virtual void            MacControlUserPaneDrawProc(wxInt16 part) = 0 ;
 219     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) = 0 ;
 220     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) = 0 ;
 221     virtual void            MacControlUserPaneIdleProc() = 0 ;
 222     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) = 0 ;
 223     virtual void            MacControlUserPaneActivateProc(bool activating) = 0 ;
 224     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) = 0 ;
 225     virtual void            MacControlUserPaneBackgroundProc(void* info) = 0 ;
 226 #endif
 227 } ;
 228
 229 // common parts for implementations based on MLTE
 230
 231 class wxMacMLTEControl : public wxMacTextControl
 232 {
 233 public :
 234     wxMacMLTEControl( wxTextCtrl *peer ) ;
 235
 236     virtual wxString GetStringValue() const ;
 237     virtual void SetStringValue( const wxString &str ) ;
 238
 239     static TXNFrameOptions FrameOptionsFromWXStyle( long wxStyle ) ;
 240
 241     void AdjustCreationAttributes( const wxColour& background, bool visible ) ;
 242
 243     virtual void SetFont( const wxFont & font, const wxColour& foreground, long windowStyle ) ;
 244     virtual void SetBackground( const wxBrush &brush ) ;
 245     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 246     virtual void Copy() ;
 247     virtual void Cut() ;
 248     virtual void Paste() ;
 249     virtual bool CanPaste() const ;
 250     virtual void SetEditable( bool editable ) ;
 251     virtual wxTextPos GetLastPosition() const ;
 252     virtual void Replace( long from, long to, const wxString &str ) ;
 253     virtual void Remove( long from, long to ) ;
 254     virtual void GetSelection( long* from, long* to ) const ;
 255     virtual void SetSelection( long from, long to ) ;
 256
 257     virtual void WriteText( const wxString& str ) ;
 258
 259     virtual bool HasOwnContextMenu() const
 260     {
 261 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
 262         if ( UMAGetSystemVersion() >= 0x1040 )
 263         {
 264             TXNCommandEventSupportOptions options ;
 265             TXNGetCommandEventSupport( m_txn , & options ) ;
 266             return options & kTXNSupportEditCommandProcessing ;
 267         }
 268 #endif
 269
 270         return false ;
 271     }
 272
 273     virtual void Clear() ;
 274
 275     virtual bool CanUndo() const ;
 276     virtual void Undo() ;
 277     virtual bool CanRedo()  const;
 278     virtual void Redo() ;
 279     virtual int GetNumberOfLines() const ;
 280     virtual long XYToPosition(long x, long y) const ;
 281     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 282     virtual void ShowPosition( long pos ) ;
 283     virtual int GetLineLength(long lineNo) const ;
 284     virtual wxString GetLineText(long lineNo) const ;
 285
 286     void SetTXNData( const wxString& st , TXNOffset start , TXNOffset end ) ;
 287     TXNObject GetTXNObject() { return m_txn ; }
 288
 289 protected :
 290     void TXNSetAttribute( const wxTextAttr& style , long from , long to ) ;
 291
 292     TXNObject m_txn ;
 293 } ;
 294
 295 #if TARGET_API_MAC_OSX
 296
 297 // implementation available under OSX
 298
 299 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 300
 301 class wxMacMLTEHIViewControl : public wxMacMLTEControl
 302 {
 303 public :
 304     wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
 305                              const wxString& str,
 306                              const wxPoint& pos,
 307                              const wxSize& size, long style ) ;
 308     ~wxMacMLTEHIViewControl() ;
 309
 310     virtual OSStatus SetFocus( ControlFocusPart focusPart ) ;
 311     virtual bool HasFocus() const ;
 312     virtual void SetBackground( const wxBrush &brush) ;
 313
 314 protected :
 315     HIViewRef m_scrollView ;
 316     HIViewRef m_textView ;
 317     EventHandlerRef m_textEventHandlerRef ;
 318 };
 319
 320 #endif
 321
 322 class wxMacUnicodeTextControl : public wxMacTextControl
 323 {
 324 public :
 325     wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
 326                              const wxString& str,
 327                              const wxPoint& pos,
 328                              const wxSize& size, long style ) ;
 329     ~wxMacUnicodeTextControl();
 330
 331     virtual void VisibilityChanged(bool shown);
 332     virtual wxString GetStringValue() const ;
 333     virtual void SetStringValue( const wxString &str) ;
 334     virtual void Copy();
 335     virtual void Cut();
 336     virtual void Paste();
 337     virtual bool CanPaste() const;
 338     virtual void SetEditable(bool editable) ;
 339     virtual void GetSelection( long* from, long* to) const ;
 340     virtual void SetSelection( long from , long to ) ;
 341     virtual void WriteText(const wxString& str) ;
 342
 343 protected :
 344     // contains the tag for the content (is different for password and non-password controls)
 345     OSType m_valueTag ;
 346
 347     // as the selection tag only works correctly when the control has the focus we have to mirror the
 348     // intended value
 349     EventHandlerRef m_focusHandlerRef ;
 350 public :
 351     ControlEditTextSelectionRec m_selection ;
 352 };
 353
 354 #endif
 355
 356 // 'classic' MLTE implementation
 357
 358 class wxMacMLTEClassicControl : public wxMacMLTEControl
 359 {
 360 public :
 361     wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
 362                              const wxString& str,
 363                              const wxPoint& pos,
 364                              const wxSize& size, long style ) ;
 365     ~wxMacMLTEClassicControl() ;
 366
 367     virtual void VisibilityChanged(bool shown) ;
 368     virtual void SuperChangedPosition() ;
 369
 370     virtual void            MacControlUserPaneDrawProc(wxInt16 part) ;
 371     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) ;
 372     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) ;
 373     virtual void            MacControlUserPaneIdleProc() ;
 374     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) ;
 375     virtual void            MacControlUserPaneActivateProc(bool activating) ;
 376     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) ;
 377     virtual void            MacControlUserPaneBackgroundProc(void* info) ;
 378
 379     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 380     {
 381         MacControlUserPaneIdleProc();
 382         return true;
 383     }
 384
 385     virtual void            SetRect( Rect *r ) ;
 386
 387 protected :
 388     OSStatus                 DoCreate();
 389
 390     void                    MacUpdatePosition() ;
 391     void                    MacActivatePaneText(bool setActive) ;
 392     void                    MacFocusPaneText(bool setFocus) ;
 393     void                    MacSetObjectVisibility(bool vis) ;
 394
 395 private :
 396     TXNFrameID              m_txnFrameID ;
 397     GrafPtr                 m_txnPort ;
 398     WindowRef               m_txnWindow ;
 399     // bounds of the control as we last did set the txn frames
 400     Rect                    m_txnControlBounds ;
 401     Rect                    m_txnVisBounds ;
 402
 403 #ifdef __WXMAC_OSX__
 404     static pascal void TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode ) ;
 405     static pascal void TXNScrollInfoProc(
 406         SInt32 iValue, SInt32 iMaximumValue,
 407         TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon ) ;
 408
 409     ControlRef              m_sbHorizontal ;
 410     SInt32                  m_lastHorizontalValue ;
 411     ControlRef              m_sbVertical ;
 412     SInt32                  m_lastVerticalValue ;
 413 #endif
 414 };
 415
 416
 417 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase)
 418
 419 BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase)
 420     EVT_ERASE_BACKGROUND( wxTextCtrl::OnEraseBackground )
 421     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
 422     EVT_CHAR(wxTextCtrl::OnChar)
 423     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
 424     EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
 425     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
 426     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
 427     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
 428     EVT_MENU(wxID_CLEAR, wxTextCtrl::OnDelete)
 429     EVT_MENU(wxID_SELECTALL, wxTextCtrl::OnSelectAll)
 430
 431     EVT_CONTEXT_MENU(wxTextCtrl::OnContextMenu)
 432
 433     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
 434     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
 435     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
 436     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
 437     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 438     EVT_UPDATE_UI(wxID_CLEAR, wxTextCtrl::OnUpdateDelete)
 439     EVT_UPDATE_UI(wxID_SELECTALL, wxTextCtrl::OnUpdateSelectAll)
 440 END_EVENT_TABLE()
 441
 442
 443 void wxTextCtrl::Init()
 444 {
 445     m_editable = true ;
 446     m_dirty = false;
 447
 448     m_maxLength = 0;
 449     m_privateContextMenu = NULL;
 450     m_triggerOnSetValue = true ;
 451 }
 452
 453 wxTextCtrl::~wxTextCtrl()
 454 {
 455     delete m_privateContextMenu;
 456 }
 457
 458 bool wxTextCtrl::Create( wxWindow *parent,
 459     wxWindowID id,
 460     const wxString& str,
 461     const wxPoint& pos,
 462     const wxSize& size,
 463     long style,
 464     const wxValidator& validator,
 465     const wxString& name )
 466 {
 467     m_macIsUserPane = false ;
 468     m_editable = true ;
 469
 470     if ( ! (style & wxNO_BORDER) )
 471         style = (style & ~wxBORDER_MASK) | wxSUNKEN_BORDER ;
 472
 473     if ( !wxTextCtrlBase::Create( parent, id, pos, size, style & ~(wxHSCROLL | wxVSCROLL), validator, name ) )
 474         return false;
 475
 476     if ( m_windowStyle & wxTE_MULTILINE )
 477     {
 478         wxASSERT_MSG(
 479             !(m_windowStyle & wxTE_PROCESS_ENTER),
 480             wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
 481
 482         m_windowStyle |= wxTE_PROCESS_ENTER;
 483         style |= wxTE_PROCESS_ENTER ;
 484     }
 485
 486     bool forceMLTE = false ;
 487
 488 #if wxUSE_SYSTEM_OPTIONS
 489     if (wxSystemOptions::HasOption( wxMAC_TEXTCONTROL_USE_MLTE ) && (wxSystemOptions::GetOptionInt( wxMAC_TEXTCONTROL_USE_MLTE ) == 1))
 490     {
 491         forceMLTE = true ;
 492     }
 493 #endif
 494
 495 #ifdef __WXMAC_OSX__
 496 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 497     if ( UMAGetSystemVersion() >= 0x1030 && !forceMLTE )
 498     {
 499         if ( m_windowStyle & wxTE_MULTILINE )
 500             m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
 501     }
 502 #endif
 503
 504     if ( !m_peer )
 505     {
 506         if ( !(m_windowStyle & wxTE_MULTILINE) && !forceMLTE )
 507             m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
 508     }
 509 #endif
 510
 511     if ( !m_peer )
 512         m_peer = new wxMacMLTEClassicControl( this , str , pos , size , style ) ;
 513
 514     MacPostControlCreate(pos, size) ;
 515
 516     // only now the embedding is correct and we can do a positioning update
 517
 518     MacSuperChangedPosition() ;
 519
 520     if ( m_windowStyle & wxTE_READONLY)
 521         SetEditable( false ) ;
 522
 523     SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;
 524
 525     return true;
 526 }
 527
 528 void wxTextCtrl::MacSuperChangedPosition()
 529 {
 530     wxWindow::MacSuperChangedPosition() ;
 531     GetPeer()->SuperChangedPosition() ;
 532 }
 533
 534 void wxTextCtrl::MacVisibilityChanged()
 535 {
 536     GetPeer()->VisibilityChanged( MacIsReallyShown() ) ;
 537 }
 538
 539 void wxTextCtrl::MacEnabledStateChanged()
 540 {
 541 }
 542
 543 wxString wxTextCtrl::GetValue() const
 544 {
 545     return GetPeer()->GetStringValue() ;
 546 }
 547
 548 void wxTextCtrl::GetSelection(long* from, long* to) const
 549 {
 550     GetPeer()->GetSelection( from , to ) ;
 551 }
 552
 553 void wxTextCtrl::SetValue(const wxString& str)
 554 {
 555     // optimize redraws
 556     if ( GetValue() == str )
 557         return ;
 558
 559     GetPeer()->SetStringValue( str ) ;
 560
 561     if ( m_triggerOnSetValue )
 562     {
 563         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 564         event.SetString( GetValue() );
 565         event.SetEventObject( this );
 566         GetEventHandler()->ProcessEvent( event );
 567     }
 568 }
 569
 570 void wxTextCtrl::SetMaxLength(unsigned long len)
 571 {
 572     m_maxLength = len ;
 573 }
 574
 575 bool wxTextCtrl::SetFont( const wxFont& font )
 576 {
 577     if ( !wxTextCtrlBase::SetFont( font ) )
 578         return false ;
 579
 580     GetPeer()->SetFont( font , GetForegroundColour() , GetWindowStyle() ) ;
 581
 582     return true ;
 583 }
 584
 585 bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
 586 {
 587     GetPeer()->SetStyle( start , end , style ) ;
 588
 589     return true ;
 590 }
 591
 592 bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style)
 593 {
 594     wxTextCtrlBase::SetDefaultStyle( style ) ;
 595     SetStyle( kTXNUseCurrentSelection , kTXNUseCurrentSelection , GetDefaultStyle() ) ;
 596
 597     return true ;
 598 }
 599
 600 // Clipboard operations
 601
 602 void wxTextCtrl::Copy()
 603 {
 604     if (CanCopy())
 605         GetPeer()->Copy() ;
 606 }
 607
 608 void wxTextCtrl::Cut()
 609 {
 610     if (CanCut())
 611     {
 612         GetPeer()->Cut() ;
 613
 614         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 615         event.SetEventObject( this );
 616         GetEventHandler()->ProcessEvent( event );
 617       }
 618 }
 619
 620 void wxTextCtrl::Paste()
 621 {
 622     if (CanPaste())
 623     {
 624         GetPeer()->Paste() ;
 625
 626         // TODO: eventually we should add setting the default style again
 627
 628         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 629         event.SetEventObject( this );
 630         GetEventHandler()->ProcessEvent( event );
 631     }
 632 }
 633
 634 bool wxTextCtrl::CanCopy() const
 635 {
 636     // Can copy if there's a selection
 637     long from, to;
 638     GetSelection( &from, &to );
 639
 640     return (from != to);
 641 }
 642
 643 bool wxTextCtrl::CanCut() const
 644 {
 645     if ( !IsEditable() )
 646         return false;
 647
 648     // Can cut if there's a selection
 649     long from, to;
 650     GetSelection( &from, &to );
 651
 652     return (from != to);
 653 }
 654
 655 bool wxTextCtrl::CanPaste() const
 656 {
 657     if (!IsEditable())
 658         return false;
 659
 660     return GetPeer()->CanPaste() ;
 661 }
 662
 663 void wxTextCtrl::SetEditable(bool editable)
 664 {
 665     if ( editable != m_editable )
 666     {
 667         m_editable = editable ;
 668         GetPeer()->SetEditable( editable ) ;
 669     }
 670 }
 671
 672 void wxTextCtrl::SetInsertionPoint(long pos)
 673 {
 674     SetSelection( pos , pos ) ;
 675 }
 676
 677 void wxTextCtrl::SetInsertionPointEnd()
 678 {
 679     wxTextPos pos = GetLastPosition();
 680     SetInsertionPoint( pos );
 681 }
 682
 683 long wxTextCtrl::GetInsertionPoint() const
 684 {
 685     long begin, end ;
 686     GetSelection( &begin , &end ) ;
 687
 688     return begin ;
 689 }
 690
 691 wxTextPos wxTextCtrl::GetLastPosition() const
 692 {
 693     return GetPeer()->GetLastPosition() ;
 694 }
 695
 696 void wxTextCtrl::Replace(long from, long to, const wxString& str)
 697 {
 698     GetPeer()->Replace( from , to , str ) ;
 699 }
 700
 701 void wxTextCtrl::Remove(long from, long to)
 702 {
 703     GetPeer()->Remove( from , to ) ;
 704 }
 705
 706 void wxTextCtrl::SetSelection(long from, long to)
 707 {
 708     GetPeer()->SetSelection( from , to ) ;
 709 }
 710
 711 bool wxTextCtrl::LoadFile(const wxString& file)
 712 {
 713     return wxTextCtrlBase::LoadFile( file );
 714 }
 715
 716 void wxTextCtrl::WriteText(const wxString& str)
 717 {
 718     // TODO: this MPRemoting will be moved into a remoting peer proxy for any command
 719     if ( !wxIsMainThread() )
 720     {
 721         // unfortunately CW 8 is not able to correctly deduce the template types,
 722         // so we have to instantiate explicitly
 723         wxMacMPRemoteGUICall<wxTextCtrl,wxString>( this , &wxTextCtrl::WriteText , str ) ;
 724
 725         return ;
 726     }
 727
 728     GetPeer()->WriteText( str ) ;
 729 }
 730
 731 void wxTextCtrl::AppendText(const wxString& text)
 732 {
 733     SetInsertionPointEnd();
 734     WriteText( text );
 735 }
 736
 737 void wxTextCtrl::Clear()
 738 {
 739     GetPeer()->Clear() ;
 740 }
 741
 742 bool wxTextCtrl::IsModified() const
 743 {
 744     return m_dirty;
 745 }
 746
 747 bool wxTextCtrl::IsEditable() const
 748 {
 749     return IsEnabled() && m_editable ;
 750 }
 751
 752 bool wxTextCtrl::AcceptsFocus() const
 753 {
 754     // we don't want focus if we can't be edited
 755     return /*IsEditable() && */ wxControl::AcceptsFocus();
 756 }
 757
 758 wxSize wxTextCtrl::DoGetBestSize() const
 759 {
 760     int wText, hText;
 761
 762     // these are the numbers from the HIG:
 763     // we reduce them by the borders first
 764     wText = 100 ;
 765
 766     switch ( m_windowVariant )
 767     {
 768         case wxWINDOW_VARIANT_NORMAL :
 769             hText = 22 - 6 ;
 770             break ;
 771
 772         case wxWINDOW_VARIANT_SMALL :
 773             hText = 19 - 6 ;
 774             break ;
 775
 776         case wxWINDOW_VARIANT_MINI :
 777             hText = 15 - 6 ;
 778             break ;
 779
 780         default :
 781             hText = 22 - 6;
 782             break ;
 783     }
 784
 785     // as the above numbers have some free space around the text
 786     // we get 5 lines like this anyway
 787     if ( m_windowStyle & wxTE_MULTILINE )
 788          hText *= 5 ;
 789
 790     if ( !HasFlag(wxNO_BORDER) )
 791         hText += 6 ;
 792
 793     return wxSize(wText, hText);
 794 }
 795
 796 // ----------------------------------------------------------------------------
 797 // Undo/redo
 798 // ----------------------------------------------------------------------------
 799
 800 void wxTextCtrl::Undo()
 801 {
 802     if (CanUndo())
 803         GetPeer()->Undo() ;
 804 }
 805
 806 void wxTextCtrl::Redo()
 807 {
 808     if (CanRedo())
 809         GetPeer()->Redo() ;
 810 }
 811
 812 bool wxTextCtrl::CanUndo() const
 813 {
 814     if ( !IsEditable() )
 815         return false ;
 816
 817     return GetPeer()->CanUndo() ;
 818 }
 819
 820 bool wxTextCtrl::CanRedo() const
 821 {
 822     if ( !IsEditable() )
 823         return false ;
 824
 825     return GetPeer()->CanRedo() ;
 826 }
 827
 828 void wxTextCtrl::MarkDirty()
 829 {
 830     m_dirty = true;
 831 }
 832
 833 void wxTextCtrl::DiscardEdits()
 834 {
 835     m_dirty = false;
 836 }
 837
 838 int wxTextCtrl::GetNumberOfLines() const
 839 {
 840     return GetPeer()->GetNumberOfLines() ;
 841 }
 842
 843 long wxTextCtrl::XYToPosition(long x, long y) const
 844 {
 845     return GetPeer()->XYToPosition( x , y ) ;
 846 }
 847
 848 bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
 849 {
 850     return GetPeer()->PositionToXY( pos , x , y ) ;
 851 }
 852
 853 void wxTextCtrl::ShowPosition(long pos)
 854 {
 855     return GetPeer()->ShowPosition(pos) ;
 856 }
 857
 858 int wxTextCtrl::GetLineLength(long lineNo) const
 859 {
 860     return GetPeer()->GetLineLength(lineNo) ;
 861 }
 862
 863 wxString wxTextCtrl::GetLineText(long lineNo) const
 864 {
 865     return GetPeer()->GetLineText(lineNo) ;
 866 }
 867
 868 void wxTextCtrl::Command(wxCommandEvent & event)
 869 {
 870     SetValue(event.GetString());
 871     ProcessCommand(event);
 872 }
 873
 874 void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
 875 {
 876     // By default, load the first file into the text window.
 877     if (event.GetNumberOfFiles() > 0)
 878         LoadFile( event.GetFiles()[0] );
 879 }
 880
 881 void wxTextCtrl::OnEraseBackground(wxEraseEvent& event)
 882 {
 883     // all erasing should be done by the real mac control implementation
 884     // while this is true for MLTE under classic, the HITextView is somehow
 885     // transparent but background erase is not working correctly, so intercept
 886     // things while we can...
 887     event.Skip() ;
 888 }
 889
 890 void wxTextCtrl::OnChar(wxKeyEvent& event)
 891 {
 892     int key = event.GetKeyCode() ;
 893     bool eat_key = false ;
 894
 895     if ( key == 'a' && event.MetaDown() )
 896     {
 897         SelectAll() ;
 898
 899         return ;
 900     }
 901
 902     if ( key == 'c' && event.MetaDown() )
 903     {
 904         if ( CanCopy() )
 905             Copy() ;
 906
 907         return ;
 908     }
 909
 910     if ( !IsEditable() && key != WXK_LEFT && key != WXK_RIGHT && key != WXK_DOWN && key != WXK_UP && key != WXK_TAB &&
 911         !( key == WXK_RETURN && ( (m_windowStyle & wxTE_PROCESS_ENTER) || (m_windowStyle & wxTE_MULTILINE) ) )
 912 //        && key != WXK_PAGEUP && key != WXK_PAGEDOWN && key != WXK_HOME && key != WXK_END
 913         )
 914     {
 915         // eat it
 916         return ;
 917     }
 918
 919     // Check if we have reached the max # of chars (if it is set), but still
 920     // allow navigation and deletion
 921     if ( !IsMultiLine() && m_maxLength && GetValue().length() >= m_maxLength &&
 922         key != WXK_LEFT && key != WXK_RIGHT && key != WXK_TAB &&
 923         key != WXK_BACK && !( key == WXK_RETURN && (m_windowStyle & wxTE_PROCESS_ENTER) )
 924        )
 925     {
 926         // eat it, we don't want to add more than allowed # of characters
 927
 928         // TODO: generate EVT_TEXT_MAXLEN()
 929         return;
 930     }
 931
 932     // assume that any key not processed yet is going to modify the control
 933     m_dirty = true;
 934
 935     if ( key == 'v' && event.MetaDown() )
 936     {
 937         if ( CanPaste() )
 938             Paste() ;
 939
 940         return ;
 941     }
 942
 943     if ( key == 'x' && event.MetaDown() )
 944     {
 945         if ( CanCut() )
 946             Cut() ;
 947
 948         return ;
 949     }
 950
 951     switch ( key )
 952     {
 953         case WXK_RETURN:
 954             if (m_windowStyle & wxTE_PROCESS_ENTER)
 955             {
 956                 wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
 957                 event.SetEventObject( this );
 958                 event.SetString( GetValue() );
 959                 if ( GetEventHandler()->ProcessEvent(event) )
 960                     return;
 961             }
 962
 963             if ( !(m_windowStyle & wxTE_MULTILINE) )
 964             {
 965                 wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
 966                 if ( tlw && tlw->GetDefaultItem() )
 967                 {
 968                     wxButton *def = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
 969                     if ( def && def->IsEnabled() )
 970                     {
 971                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 972                         event.SetEventObject(def);
 973                         def->Command(event);
 974
 975                         return ;
 976                     }
 977                 }
 978
 979                 // this will make wxWidgets eat the ENTER key so that
 980                 // we actually prevent line wrapping in a single line text control
 981                 eat_key = true;
 982             }
 983             break;
 984
 985         case WXK_TAB:
 986             if ( !(m_windowStyle & wxTE_PROCESS_TAB))
 987             {
 988                 int flags = 0;
 989                 if (!event.ShiftDown())
 990                     flags |= wxNavigationKeyEvent::IsForward ;
 991                 if (event.ControlDown())
 992                     flags |= wxNavigationKeyEvent::WinChange ;
 993                 Navigate(flags);
 994
 995                 return;
 996             }
 997             else
 998             {
 999                 // This is necessary (don't know why);
1000                 // otherwise the tab will not be inserted.
1001                 WriteText(wxT("\t"));
1002             }
1003             break;
1004
1005         default:
1006             break;
1007     }
1008
1009     if (!eat_key)
1010     {
1011         // perform keystroke handling
1012         event.Skip(true) ;
1013     }
1014
1015     if ( ( key >= 0x20 && key < WXK_START ) ||
1016          ( key >= WXK_NUMPAD0 && key <= WXK_DIVIDE ) ||
1017          key == WXK_RETURN ||
1018          key == WXK_DELETE ||
1019          key == WXK_BACK)
1020     {
1021         wxCommandEvent event1(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
1022         event1.SetEventObject( this );
1023         wxPostEvent( GetEventHandler(), event1 );
1024     }
1025 }
1026
1027 // ----------------------------------------------------------------------------
1028 // standard handlers for standard edit menu events
1029 // ----------------------------------------------------------------------------
1030
1031 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
1032 {
1033     Cut();
1034 }
1035
1036 void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
1037 {
1038     Copy();
1039 }
1040
1041 void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
1042 {
1043     Paste();
1044 }
1045
1046 void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
1047 {
1048     Undo();
1049 }
1050
1051 void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
1052 {
1053     Redo();
1054 }
1055
1056 void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event))
1057 {
1058     long from, to;
1059
1060     GetSelection( &from, &to );
1061     if (from != -1 && to != -1)
1062         Remove( from, to );
1063 }
1064
1065 void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event))
1066 {
1067     SetSelection(-1, -1);
1068 }
1069
1070 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
1071 {
1072     event.Enable( CanCut() );
1073 }
1074
1075 void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
1076 {
1077     event.Enable( CanCopy() );
1078 }
1079
1080 void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
1081 {
1082     event.Enable( CanPaste() );
1083 }
1084
1085 void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
1086 {
1087     event.Enable( CanUndo() );
1088 }
1089
1090 void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
1091 {
1092     event.Enable( CanRedo() );
1093 }
1094
1095 void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event)
1096 {
1097     long from, to;
1098
1099     GetSelection( &from, &to );
1100     event.Enable( from != -1 && to != -1 && from != to && IsEditable() ) ;
1101 }
1102
1103 void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event)
1104 {
1105     event.Enable(GetLastPosition() > 0);
1106 }
1107
1108 // CS: Context Menus only work with MLTE implementations or non-multiline HIViews at the moment
1109
1110 void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
1111 {
1112     if ( GetPeer()->HasOwnContextMenu() )
1113     {
1114         event.Skip() ;
1115         return ;
1116     }
1117
1118     if (m_privateContextMenu == NULL)
1119     {
1120         m_privateContextMenu = new wxMenu;
1121         m_privateContextMenu->Append(wxID_UNDO, _("&Undo"));
1122         m_privateContextMenu->Append(wxID_REDO, _("&Redo"));
1123         m_privateContextMenu->AppendSeparator();
1124         m_privateContextMenu->Append(wxID_CUT, _("Cu&t"));
1125         m_privateContextMenu->Append(wxID_COPY, _("&Copy"));
1126         m_privateContextMenu->Append(wxID_PASTE, _("&Paste"));
1127         m_privateContextMenu->Append(wxID_CLEAR, _("&Delete"));
1128         m_privateContextMenu->AppendSeparator();
1129         m_privateContextMenu->Append(wxID_SELECTALL, _("Select &All"));
1130     }
1131
1132     if (m_privateContextMenu != NULL)
1133         PopupMenu(m_privateContextMenu);
1134 }
1135
1136 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
1137 {
1138     if ( !GetPeer()->SetupCursor( pt ) )
1139         return wxWindow::MacSetupCursor( pt ) ;
1140     else
1141         return true ;
1142 }
1143
1144 #if !TARGET_API_MAC_OSX
1145
1146 // user pane implementation
1147
1148 void wxTextCtrl::MacControlUserPaneDrawProc(wxInt16 part)
1149 {
1150     GetPeer()->MacControlUserPaneDrawProc( part ) ;
1151 }
1152
1153 wxInt16 wxTextCtrl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
1154 {
1155     return GetPeer()->MacControlUserPaneHitTestProc( x , y ) ;
1156 }
1157
1158 wxInt16 wxTextCtrl::MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc)
1159 {
1160     return GetPeer()->MacControlUserPaneTrackingProc( x , y , actionProc ) ;
1161 }
1162
1163 void wxTextCtrl::MacControlUserPaneIdleProc()
1164 {
1165     GetPeer()->MacControlUserPaneIdleProc( ) ;
1166 }
1167
1168 wxInt16 wxTextCtrl::MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
1169 {
1170     return GetPeer()->MacControlUserPaneKeyDownProc( keyCode , charCode , modifiers ) ;
1171 }
1172
1173 void wxTextCtrl::MacControlUserPaneActivateProc(bool activating)
1174 {
1175     GetPeer()->MacControlUserPaneActivateProc( activating ) ;
1176 }
1177
1178 wxInt16 wxTextCtrl::MacControlUserPaneFocusProc(wxInt16 action)
1179 {
1180     return GetPeer()->MacControlUserPaneFocusProc( action ) ;
1181 }
1182
1183 void wxTextCtrl::MacControlUserPaneBackgroundProc(void* info)
1184 {
1185     GetPeer()->MacControlUserPaneBackgroundProc( info ) ;
1186 }
1187
1188 #endif
1189
1190 // ----------------------------------------------------------------------------
1191 // implementation base class
1192 // ----------------------------------------------------------------------------
1193
1194 wxMacTextControl::wxMacTextControl(wxTextCtrl* peer) :
1195     wxMacControl( peer )
1196 {
1197 }
1198
1199 wxMacTextControl::~wxMacTextControl()
1200 {
1201 }
1202
1203 void wxMacTextControl::SetStyle(long start, long end, const wxTextAttr& style)
1204 {
1205 }
1206
1207 void wxMacTextControl::Copy()
1208 {
1209 }
1210
1211 void wxMacTextControl::Cut()
1212 {
1213 }
1214
1215 void wxMacTextControl::Paste()
1216 {
1217 }
1218
1219 bool wxMacTextControl::CanPaste() const
1220 {
1221     return false ;
1222 }
1223
1224 void wxMacTextControl::SetEditable(bool editable)
1225 {
1226 }
1227
1228 wxTextPos wxMacTextControl::GetLastPosition() const
1229 {
1230     return GetStringValue().length() ;
1231 }
1232
1233 void wxMacTextControl::Replace( long from , long to , const wxString &val )
1234 {
1235     SetSelection( from , to ) ;
1236     WriteText( val ) ;
1237 }
1238
1239 void wxMacTextControl::Remove( long from , long to )
1240 {
1241     SetSelection( from , to ) ;
1242     WriteText( wxEmptyString) ;
1243 }
1244
1245 void wxMacTextControl::Clear()
1246 {
1247     SetStringValue( wxEmptyString ) ;
1248 }
1249
1250 bool wxMacTextControl::CanUndo() const
1251 {
1252     return false ;
1253 }
1254
1255 void wxMacTextControl::Undo()
1256 {
1257 }
1258
1259 bool wxMacTextControl::CanRedo()  const
1260 {
1261     return false ;
1262 }
1263
1264 void wxMacTextControl::Redo()
1265 {
1266 }
1267
1268 long wxMacTextControl::XYToPosition(long x, long y) const
1269 {
1270     return 0 ;
1271 }
1272
1273 bool wxMacTextControl::PositionToXY(long pos, long *x, long *y) const
1274 {
1275     return false ;
1276 }
1277
1278 void wxMacTextControl::ShowPosition( long WXUNUSED(pos) )
1279 {
1280 }
1281
1282 int wxMacTextControl::GetNumberOfLines() const
1283 {
1284     ItemCount lines = 0 ;
1285     wxString content = GetStringValue() ;
1286     lines = 1;
1287
1288     for (size_t i = 0; i < content.length() ; i++)
1289     {
1290         if (content[i] == '\r')
1291             lines++;
1292     }
1293
1294     return lines ;
1295 }
1296
1297 wxString wxMacTextControl::GetLineText(long lineNo) const
1298 {
1299     // TODO: change this if possible to reflect real lines
1300     wxString content = GetStringValue() ;
1301
1302     // Find line first
1303     int count = 0;
1304     for (size_t i = 0; i < content.length() ; i++)
1305     {
1306         if (count == lineNo)
1307         {
1308             // Add chars in line then
1309             wxString tmp;
1310
1311             for (size_t j = i; j < content.length(); j++)
1312             {
1313                 if (content[j] == '\n')
1314                     return tmp;
1315
1316                 tmp += content[j];
1317             }
1318
1319             return tmp;
1320         }
1321
1322         if (content[i] == '\n')
1323             count++;
1324     }
1325
1326     return wxEmptyString ;
1327 }
1328
1329 int wxMacTextControl::GetLineLength(long lineNo) const
1330 {
1331     // TODO: change this if possible to reflect real lines
1332     wxString content = GetStringValue() ;
1333
1334     // Find line first
1335     int count = 0;
1336     for (size_t i = 0; i < content.length() ; i++)
1337     {
1338         if (count == lineNo)
1339         {
1340             // Count chars in line then
1341             count = 0;
1342             for (size_t j = i; j < content.length(); j++)
1343             {
1344                 count++;
1345                 if (content[j] == '\n')
1346                     return count;
1347             }
1348
1349             return count;
1350         }
1351
1352         if (content[i] == '\n')
1353             count++;
1354     }
1355
1356     return 0 ;
1357 }
1358
1359 // ----------------------------------------------------------------------------
1360 // standard unicode control implementation
1361 // ----------------------------------------------------------------------------
1362
1363 #if TARGET_API_MAC_OSX
1364
1365 // the current unicode textcontrol implementation has a bug : only if the control
1366 // is currently having the focus, the selection can be retrieved by the corresponding
1367 // data tag. So we have a mirroring using a member variable
1368 // TODO : build event table using virtual member functions for wxMacControl
1369
1370 static const EventTypeSpec unicodeTextControlEventList[] =
1371 {
1372     { kEventClassControl , kEventControlSetFocusPart } ,
1373 } ;
1374
1375 static pascal OSStatus wxMacUnicodeTextControlControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1376 {
1377     OSStatus result = eventNotHandledErr ;
1378     wxMacUnicodeTextControl* focus = (wxMacUnicodeTextControl*) data ;
1379     wxMacCarbonEvent cEvent( event ) ;
1380
1381     switch ( GetEventKind( event ) )
1382     {
1383         case kEventControlSetFocusPart :
1384         {
1385             ControlPartCode controlPart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode );
1386             if ( controlPart == kControlFocusNoPart )
1387             {
1388                 // about to loose focus -> store selection to field
1389                 focus->GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1390             }
1391             result = CallNextEventHandler(handler,event) ;
1392             if ( controlPart != kControlFocusNoPart )
1393             {
1394                 // about to gain focus -> set selection from field
1395                 focus->SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1396             }
1397             break;
1398         }
1399         default:
1400             break ;
1401     }
1402
1403     return result ;
1404 }
1405
1406 static pascal OSStatus wxMacUnicodeTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1407 {
1408     OSStatus result = eventNotHandledErr ;
1409
1410     switch ( GetEventClass( event ) )
1411     {
1412         case kEventClassControl :
1413             result = wxMacUnicodeTextControlControlEventHandler( handler , event , data ) ;
1414             break ;
1415
1416         default :
1417             break ;
1418     }
1419     return result ;
1420 }
1421
1422 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacUnicodeTextControlEventHandler )
1423
1424 wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
1425     const wxString& str,
1426     const wxPoint& pos,
1427     const wxSize& size, long style )
1428     : wxMacTextControl( wxPeer )
1429 {
1430     m_font = wxPeer->GetFont() ;
1431     m_windowStyle = style ;
1432     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
1433     wxString st = str ;
1434     wxMacConvertNewlines10To13( &st ) ;
1435     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
1436     CFStringRef cfr = cf ;
1437     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;
1438     m_valueTag = isPassword ? kControlEditTextPasswordCFStringTag : kControlEditTextCFStringTag ;
1439
1440     OSStatus err = CreateEditUnicodeTextControl(
1441         MAC_WXHWND(wxPeer->MacGetTopLevelWindowRef()), &bounds , cfr ,
1442         isPassword , NULL , &m_controlRef ) ;
1443     verify_noerr( err );
1444
1445     if ( !(m_windowStyle & wxTE_MULTILINE) )
1446         SetData<Boolean>( kControlEditTextPart , kControlEditTextSingleLineTag , true ) ;
1447
1448     InstallControlEventHandler( m_controlRef , GetwxMacUnicodeTextControlEventHandlerUPP(),
1449                                 GetEventTypeCount(unicodeTextControlEventList), unicodeTextControlEventList, this,
1450                                 &m_focusHandlerRef);
1451 }
1452
1453 wxMacUnicodeTextControl::~wxMacUnicodeTextControl()
1454 {
1455     ::RemoveEventHandler( m_focusHandlerRef );
1456 }
1457
1458 void wxMacUnicodeTextControl::VisibilityChanged(bool shown)
1459 {
1460     if ( !(m_windowStyle & wxTE_MULTILINE) && shown )
1461     {
1462         // work around a refresh issue insofar as not always the entire content is shown,
1463         // even if this would be possible
1464         ControlEditTextSelectionRec sel ;
1465         CFStringRef value = NULL ;
1466
1467         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1468         verify_noerr( GetData<CFStringRef>( 0, m_valueTag, &value ) );
1469         verify_noerr( SetData<CFStringRef>( 0, m_valueTag, &value ) );
1470         verify_noerr( SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1471
1472         CFRelease( value ) ;
1473     }
1474 }
1475
1476 wxString wxMacUnicodeTextControl::GetStringValue() const
1477 {
1478     wxString result ;
1479     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1480     if ( value )
1481     {
1482         wxMacCFStringHolder cf(value) ;
1483         result = cf.AsString() ;
1484     }
1485
1486 #if '\n' == 10
1487     wxMacConvertNewlines13To10( &result ) ;
1488 #else
1489     wxMacConvertNewlines10To13( &result ) ;
1490 #endif
1491
1492     return result ;
1493 }
1494
1495 void wxMacUnicodeTextControl::SetStringValue( const wxString &str )
1496 {
1497     wxString st = str ;
1498     wxMacConvertNewlines10To13( &st ) ;
1499     wxMacCFStringHolder cf( st , m_font.GetEncoding() ) ;
1500     verify_noerr( SetData<CFStringRef>( 0, m_valueTag , cf ) ) ;
1501 }
1502
1503 void wxMacUnicodeTextControl::Copy()
1504 {
1505     SendHICommand( kHICommandCopy ) ;
1506 }
1507
1508 void wxMacUnicodeTextControl::Cut()
1509 {
1510     SendHICommand( kHICommandCut ) ;
1511 }
1512
1513 void wxMacUnicodeTextControl::Paste()
1514 {
1515     SendHICommand( kHICommandPaste ) ;
1516 }
1517
1518 bool wxMacUnicodeTextControl::CanPaste() const
1519 {
1520     return true ;
1521 }
1522
1523 void wxMacUnicodeTextControl::SetEditable(bool editable)
1524 {
1525 #if 0 // leads to problem because text cannot be selected anymore
1526     SetData<Boolean>( kControlEditTextPart , kControlEditTextLockedTag , (Boolean) !editable ) ;
1527 #endif
1528 }
1529
1530 void wxMacUnicodeTextControl::GetSelection( long* from, long* to ) const
1531 {
1532     ControlEditTextSelectionRec sel ;
1533     if (HasFocus())
1534         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ) ;
1535     else
1536         sel = m_selection ;
1537
1538     if ( from )
1539         *from = sel.selStart ;
1540     if ( to )
1541         *to = sel.selEnd ;
1542 }
1543
1544 void wxMacUnicodeTextControl::SetSelection( long from , long to )
1545 {
1546     ControlEditTextSelectionRec sel ;
1547     wxString result ;
1548     int textLength = 0 ;
1549     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1550     if ( value )
1551     {
1552         wxMacCFStringHolder cf(value) ;
1553         textLength = cf.AsString().length() ;
1554     }
1555
1556     if ((from == -1) && (to == -1))
1557     {
1558         from = 0 ;
1559         to = textLength ;
1560     }
1561     else
1562     {
1563         from = wxMin(textLength,wxMax(from,0)) ;
1564         to = wxMax(0,wxMin(textLength,to)) ;
1565     }
1566
1567     sel.selStart = from ;
1568     sel.selEnd = to ;
1569     if ( HasFocus() )
1570         SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ;
1571     else
1572         m_selection = sel;
1573 }
1574
1575 void wxMacUnicodeTextControl::WriteText( const wxString& str )
1576 {
1577     wxString st = str ;
1578     wxMacConvertNewlines10To13( &st ) ;
1579
1580 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
1581     if ( HasFocus() )
1582     {
1583         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
1584         CFStringRef value = cf ;
1585         SetData<CFStringRef>( 0, kControlEditTextInsertCFStringRefTag, &value );
1586     }
1587     else
1588 #endif
1589     {
1590         wxString val = GetStringValue() ;
1591         long start , end ;
1592         GetSelection( &start , &end ) ;
1593         val.Remove( start , end - start ) ;
1594         val.insert( start , str ) ;
1595         SetStringValue( val ) ;
1596         SetSelection( start + str.length() , start + str.length() ) ;
1597     }
1598 }
1599
1600 #endif
1601
1602 // ----------------------------------------------------------------------------
1603 // MLTE control implementation (common part)
1604 // ----------------------------------------------------------------------------
1605
1606 // if MTLE is read only, no changes at all are allowed, not even from
1607 // procedural API, in order to allow changes via API all the same we must undo
1608 // the readonly status while we are executing, this class helps to do so
1609
1610 class wxMacEditHelper
1611 {
1612 public :
1613     wxMacEditHelper( TXNObject txn )
1614     {
1615         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1616         m_txn = txn ;
1617         TXNGetTXNObjectControls( m_txn , 1 , tag , m_data ) ;
1618         if ( m_data[0].uValue == kTXNReadOnly )
1619         {
1620             TXNControlData data[] = { { kTXNReadWrite } } ;
1621             TXNSetTXNObjectControls( m_txn , false , 1 , tag , data ) ;
1622         }
1623     }
1624
1625     ~wxMacEditHelper()
1626     {
1627         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1628         if ( m_data[0].uValue == kTXNReadOnly )
1629             TXNSetTXNObjectControls( m_txn , false , 1 , tag , m_data ) ;
1630     }
1631
1632 protected :
1633     TXNObject m_txn ;
1634     TXNControlData m_data[1] ;
1635 } ;
1636
1637 wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer )
1638     : wxMacTextControl( peer )
1639 {
1640     SetNeedsFocusRect( true ) ;
1641 }
1642
1643 wxString wxMacMLTEControl::GetStringValue() const
1644 {
1645     wxString result ;
1646     OSStatus err ;
1647     Size actualSize = 0;
1648
1649     {
1650 #if wxUSE_UNICODE
1651         Handle theText ;
1652         err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNUnicodeTextData );
1653
1654         // all done
1655         if ( err != noErr )
1656         {
1657             actualSize = 0 ;
1658         }
1659         else
1660         {
1661             actualSize = GetHandleSize( theText ) / sizeof(UniChar) ;
1662             if ( actualSize > 0 )
1663             {
1664                 wxChar *ptr = NULL ;
1665
1666 #if SIZEOF_WCHAR_T == 2
1667                 ptr = new wxChar[actualSize + 1] ;
1668                 wxStrncpy( ptr , (wxChar*)(*theText) , actualSize ) ;
1669 #else
1670                 SetHandleSize( theText, (actualSize + 1) * sizeof(UniChar) ) ;
1671                 HLock( theText ) ;
1672                 (((UniChar*)*theText)[actualSize]) = 0 ;
1673                 wxMBConvUTF16 converter ;
1674                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
1675                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Unable to count the number of characters in this string!") );
1676                 ptr = new wxChar[noChars + 1] ;
1677
1678                 noChars = converter.MB2WC( ptr , (const char*)*theText , noChars + 1 ) ;
1679                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Conversion of string failed!") );
1680                 ptr[noChars] = 0 ;
1681                 HUnlock( theText ) ;
1682 #endif
1683
1684                 ptr[actualSize] = 0 ;
1685                 result = wxString( ptr ) ;
1686                 delete [] ptr ;
1687             }
1688
1689             DisposeHandle( theText ) ;
1690         }
1691 #else
1692         Handle theText ;
1693         err = TXNGetDataEncoded( m_txn , kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1694
1695         // all done
1696         if ( err != noErr )
1697         {
1698             actualSize = 0 ;
1699         }
1700         else
1701         {
1702             actualSize = GetHandleSize( theText ) ;
1703             if ( actualSize > 0 )
1704             {
1705                 HLock( theText ) ;
1706                 result = wxString( *theText , wxConvLocal , actualSize ) ;
1707                 HUnlock( theText ) ;
1708             }
1709
1710             DisposeHandle( theText ) ;
1711         }
1712 #endif
1713     }
1714
1715 #if '\n' == 10
1716     wxMacConvertNewlines13To10( &result ) ;
1717 #else
1718     wxMacConvertNewlines10To13( &result ) ;
1719 #endif
1720
1721     return result ;
1722 }
1723
1724 void wxMacMLTEControl::SetStringValue( const wxString &str )
1725 {
1726     wxString st = str;
1727     wxMacConvertNewlines10To13( &st );
1728
1729     {
1730         wxMacWindowClipper c( m_peer );
1731
1732         {
1733             wxMacEditHelper help( m_txn );
1734             SetTXNData( st, kTXNStartOffset, kTXNEndOffset );
1735         }
1736
1737         TXNSetSelection( m_txn, 0, 0 );
1738         TXNShowSelection( m_txn, kTXNShowStart );
1739     }
1740 }
1741
1742 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
1743 {
1744     TXNFrameOptions frameOptions = kTXNDontDrawCaretWhenInactiveMask;
1745
1746 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
1747     frameOptions |= kTXNDoFontSubstitutionMask;
1748 #endif
1749
1750     if ( ! (wxStyle & wxTE_NOHIDESEL) )
1751         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
1752
1753     if ( wxStyle & (wxHSCROLL | wxTE_DONTWRAP) )
1754         frameOptions |= kTXNWantHScrollBarMask ;
1755
1756     if ( wxStyle & wxTE_MULTILINE )
1757     {
1758         frameOptions |= kTXNAlwaysWrapAtViewEdgeMask ;
1759
1760         if ( !(wxStyle & wxTE_NO_VSCROLL) )
1761         {
1762             frameOptions |= kTXNWantVScrollBarMask ;
1763
1764             // The following code causes drawing problems on 10.4. Perhaps it can be restored for
1765             // older versions of the OS, but I'm not sure it's appropriate to put a grow icon here
1766             // anyways, as AFAIK users can't actually use it to resize the text ctrl.
1767 //            if ( frameOptions & kTXNWantHScrollBarMask )
1768 //                frameOptions |= kTXNDrawGrowIconMask ;
1769         }
1770     }
1771     else
1772     {
1773         frameOptions |= kTXNSingleLineOnlyMask ;
1774     }
1775
1776     return frameOptions ;
1777 }
1778
1779 void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, bool visible )
1780 {
1781     TXNControlTag iControlTags[] =
1782         {
1783             kTXNDoFontSubstitution,
1784             kTXNWordWrapStateTag ,
1785         };
1786     TXNControlData iControlData[] =
1787         {
1788             { true },
1789             { kTXNNoAutoWrap },
1790         };
1791
1792     int toptag = WXSIZEOF( iControlTags ) ;
1793
1794     if ( m_windowStyle & wxTE_MULTILINE )
1795     {
1796         iControlData[1].uValue =
1797             (m_windowStyle & wxTE_DONTWRAP)
1798             ? kTXNNoAutoWrap
1799             : kTXNAutoWrap;
1800     }
1801
1802     OSStatus err = TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) ;
1803     verify_noerr( err );
1804
1805     // setting the default font:
1806     // under 10.2 this causes a visible caret, therefore we avoid it
1807
1808     if ( UMAGetSystemVersion() >= 0x1030 )
1809     {
1810         Str255 fontName ;
1811         SInt16 fontSize ;
1812         Style fontStyle ;
1813
1814         GetThemeFont( kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1815
1816         TXNTypeAttributes typeAttr[] =
1817         {
1818             { kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
1819             { kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
1820             { kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , { (void*) normal } } ,
1821         } ;
1822
1823         err = TXNSetTypeAttributes(
1824             m_txn, sizeof(typeAttr) / sizeof(TXNTypeAttributes),
1825             typeAttr, kTXNStartOffset, kTXNEndOffset );
1826         verify_noerr( err );
1827     }
1828
1829     if ( m_windowStyle & wxTE_PASSWORD )
1830     {
1831         UniChar c = 0x00A5 ;
1832         err = TXNEchoMode( m_txn , c , 0 , true );
1833         verify_noerr( err );
1834     }
1835
1836     TXNBackground tback;
1837     tback.bgType = kTXNBackgroundTypeRGB;
1838     tback.bg.color = MAC_WXCOLORREF( background.GetPixel() );
1839     TXNSetBackground( m_txn , &tback );
1840
1841 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
1842     if ( UMAGetSystemVersion() >= 0x1040 )
1843     {
1844         TXNCommandEventSupportOptions options ;
1845         if ( TXNGetCommandEventSupport( m_txn, &options ) == noErr )
1846         {
1847             options |=
1848                 kTXNSupportEditCommandProcessing
1849                 | kTXNSupportEditCommandUpdating
1850                 | kTXNSupportSpellCheckCommandProcessing
1851                 | kTXNSupportSpellCheckCommandUpdating
1852                 | kTXNSupportFontCommandProcessing
1853                 | kTXNSupportFontCommandUpdating;
1854
1855             TXNSetCommandEventSupport( m_txn , options ) ;
1856         }
1857     }
1858 #endif
1859 }
1860
1861 void wxMacMLTEControl::SetBackground( const wxBrush &brush )
1862 {
1863     // currently only solid background are supported
1864     TXNBackground tback;
1865
1866     tback.bgType = kTXNBackgroundTypeRGB;
1867     tback.bg.color = MAC_WXCOLORREF( brush.GetColour().GetPixel() );
1868     TXNSetBackground( m_txn , &tback );
1869 }
1870
1871 void wxMacMLTEControl::TXNSetAttribute( const wxTextAttr& style , long from , long to )
1872 {
1873     TXNTypeAttributes typeAttr[4] ;
1874     RGBColor color ;
1875     int attrCount = 0 ;
1876
1877     if ( style.HasFont() )
1878     {
1879         const wxFont &font = style.GetFont() ;
1880
1881 #if 0 // old version
1882         Str255 fontName = "\pMonaco" ;
1883         SInt16 fontSize = 12 ;
1884         Style fontStyle = normal ;
1885         wxMacStringToPascal( font.GetFaceName() , fontName ) ;
1886         fontSize = font.GetPointSize() ;
1887         if ( font.GetUnderlined() )
1888             fontStyle |= underline ;
1889         if ( font.GetWeight() == wxBOLD )
1890             fontStyle |= bold ;
1891         if ( font.GetStyle() == wxITALIC )
1892             fontStyle |= italic ;
1893
1894         typeAttr[attrCount].tag = kTXNQDFontNameAttribute ;
1895         typeAttr[attrCount].size = kTXNQDFontNameAttributeSize ;
1896         typeAttr[attrCount].data.dataPtr = (void*)fontName ;
1897         attrCount++ ;
1898
1899         typeAttr[attrCount].tag = kTXNQDFontSizeAttribute ;
1900         typeAttr[attrCount].size = kTXNFontSizeAttributeSize ;
1901         typeAttr[attrCount].data.dataValue = (fontSize << 16) ;
1902         attrCount++ ;
1903
1904         typeAttr[attrCount].tag = kTXNQDFontStyleAttribute ;
1905         typeAttr[attrCount].size = kTXNQDFontStyleAttributeSize ;
1906         typeAttr[attrCount].data.dataValue = fontStyle ;
1907         attrCount++ ;
1908 #else
1909         typeAttr[attrCount].tag = kTXNATSUIStyle ;
1910         typeAttr[attrCount].size = kTXNATSUIStyleSize ;
1911         typeAttr[attrCount].data.dataValue = (UInt32)font.MacGetATSUStyle() ;
1912         attrCount++ ;
1913 #endif
1914     }
1915
1916     if ( style.HasTextColour() )
1917     {
1918         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
1919
1920         typeAttr[attrCount].tag = kTXNQDFontColorAttribute ;
1921         typeAttr[attrCount].size = kTXNQDFontColorAttributeSize ;
1922         typeAttr[attrCount].data.dataPtr = (void*) &color ;
1923         attrCount++ ;
1924     }
1925
1926     if ( attrCount > 0 )
1927     {
1928         verify_noerr( TXNSetTypeAttributes( m_txn , attrCount , typeAttr, from , to ) );
1929         // unfortunately the relayout is not automatic
1930         TXNRecalcTextLayout( m_txn );
1931     }
1932 }
1933
1934 void wxMacMLTEControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle )
1935 {
1936     wxMacEditHelper help( m_txn ) ;
1937     TXNSetAttribute( wxTextAttr( foreground, wxNullColour, font ), kTXNStartOffset, kTXNEndOffset ) ;
1938 }
1939
1940 void wxMacMLTEControl::SetStyle( long start, long end, const wxTextAttr& style )
1941 {
1942     wxMacEditHelper help( m_txn ) ;
1943     TXNSetAttribute( style, start, end ) ;
1944 }
1945
1946 void wxMacMLTEControl::Copy()
1947 {
1948     ClearCurrentScrap();
1949     TXNCopy( m_txn );
1950     TXNConvertToPublicScrap();
1951 }
1952
1953 void wxMacMLTEControl::Cut()
1954 {
1955     ClearCurrentScrap();
1956     TXNCut( m_txn );
1957     TXNConvertToPublicScrap();
1958 }
1959
1960 void wxMacMLTEControl::Paste()
1961 {
1962     TXNConvertFromPublicScrap();
1963     TXNPaste( m_txn );
1964 }
1965
1966 bool wxMacMLTEControl::CanPaste() const
1967 {
1968     return TXNIsScrapPastable() ;
1969 }
1970
1971 void wxMacMLTEControl::SetEditable(bool editable)
1972 {
1973     TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1974     TXNControlData data[] = { { editable ? kTXNReadWrite : kTXNReadOnly } } ;
1975     TXNSetTXNObjectControls( m_txn, false, WXSIZEOF(tag), tag, data ) ;
1976 }
1977
1978 wxTextPos wxMacMLTEControl::GetLastPosition() const
1979 {
1980     wxTextPos actualsize = 0 ;
1981
1982     Handle theText ;
1983     OSErr err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1984
1985     // all done
1986     if ( err == noErr )
1987     {
1988         actualsize = GetHandleSize( theText ) ;
1989         DisposeHandle( theText ) ;
1990     }
1991     else
1992     {
1993         actualsize = 0 ;
1994     }
1995
1996     return actualsize ;
1997 }
1998
1999 void wxMacMLTEControl::Replace( long from , long to , const wxString &str )
2000 {
2001     wxString value = str ;
2002     wxMacConvertNewlines10To13( &value ) ;
2003
2004     wxMacEditHelper help( m_txn ) ;
2005     wxMacWindowClipper c( m_peer ) ;
2006
2007     TXNSetSelection( m_txn, from, to ) ;
2008     TXNClear( m_txn ) ;
2009     SetTXNData( value, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2010 }
2011
2012 void wxMacMLTEControl::Remove( long from , long to )
2013 {
2014     wxMacWindowClipper c( m_peer ) ;
2015     wxMacEditHelper help( m_txn ) ;
2016     TXNSetSelection( m_txn , from , to ) ;
2017     TXNClear( m_txn ) ;
2018 }
2019
2020 void wxMacMLTEControl::GetSelection( long* from, long* to) const
2021 {
2022     TXNGetSelection( m_txn , (TXNOffset*) from , (TXNOffset*) to ) ;
2023 }
2024
2025 void wxMacMLTEControl::SetSelection( long from , long to )
2026 {
2027     wxMacWindowClipper c( m_peer ) ;
2028
2029     // change the selection
2030     if ((from == -1) && (to == -1))
2031         TXNSelectAll( m_txn );
2032     else
2033         TXNSetSelection( m_txn, from, to );
2034
2035     TXNShowSelection( m_txn, kTXNShowStart );
2036 }
2037
2038 void wxMacMLTEControl::WriteText( const wxString& str )
2039 {
2040     wxString st = str ;
2041     wxMacConvertNewlines10To13( &st ) ;
2042
2043     long start , end , dummy ;
2044
2045     GetSelection( &start , &dummy ) ;
2046     wxMacWindowClipper c( m_peer ) ;
2047
2048     {
2049         wxMacEditHelper helper( m_txn ) ;
2050         SetTXNData( st, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2051     }
2052
2053     GetSelection( &dummy, &end ) ;
2054
2055     // TODO: SetStyle( start , end , GetDefaultStyle() ) ;
2056 }
2057
2058 void wxMacMLTEControl::Clear()
2059 {
2060     wxMacWindowClipper c( m_peer ) ;
2061     wxMacEditHelper st( m_txn ) ;
2062     TXNSetSelection( m_txn , kTXNStartOffset , kTXNEndOffset ) ;
2063     TXNClear( m_txn ) ;
2064 }
2065
2066 bool wxMacMLTEControl::CanUndo() const
2067 {
2068     return TXNCanUndo( m_txn , NULL ) ;
2069 }
2070
2071 void wxMacMLTEControl::Undo()
2072 {
2073     TXNUndo( m_txn ) ;
2074 }
2075
2076 bool wxMacMLTEControl::CanRedo() const
2077 {
2078     return TXNCanRedo( m_txn , NULL ) ;
2079 }
2080
2081 void wxMacMLTEControl::Redo()
2082 {
2083     TXNRedo( m_txn ) ;
2084 }
2085
2086 int wxMacMLTEControl::GetNumberOfLines() const
2087 {
2088     ItemCount lines = 0 ;
2089     TXNGetLineCount( m_txn, &lines ) ;
2090
2091     return lines ;
2092 }
2093
2094 long wxMacMLTEControl::XYToPosition(long x, long y) const
2095 {
2096     Point curpt ;
2097     wxTextPos lastpos ;
2098
2099     // TODO: find a better implementation : while we can get the
2100     // line metrics of a certain line, we don't get its starting
2101     // position, so it would probably be rather a binary search
2102     // for the start position
2103     long xpos = 0, ypos = 0 ;
2104     int lastHeight = 0 ;
2105     ItemCount n ;
2106
2107     lastpos = GetLastPosition() ;
2108     for ( n = 0 ; n <= (ItemCount) lastpos ; ++n )
2109     {
2110         if ( y == ypos && x == xpos )
2111             return n ;
2112
2113         TXNOffsetToPoint( m_txn, n, &curpt ) ;
2114
2115         if ( curpt.v > lastHeight )
2116         {
2117             xpos = 0 ;
2118             if ( n > 0 )
2119                 ++ypos ;
2120
2121             lastHeight = curpt.v ;
2122         }
2123         else
2124             ++xpos ;
2125     }
2126
2127     return 0 ;
2128 }
2129
2130 bool wxMacMLTEControl::PositionToXY( long pos, long *x, long *y ) const
2131 {
2132     Point curpt ;
2133     wxTextPos lastpos ;
2134
2135     if ( y )
2136         *y = 0 ;
2137     if ( x )
2138         *x = 0 ;
2139
2140     lastpos = GetLastPosition() ;
2141     if ( pos <= lastpos )
2142     {
2143         // TODO: find a better implementation - while we can get the
2144         // line metrics of a certain line, we don't get its starting
2145         // position, so it would probably be rather a binary search
2146         // for the start position
2147         long xpos = 0, ypos = 0 ;
2148         int lastHeight = 0 ;
2149         ItemCount n ;
2150
2151         for ( n = 0 ; n <= (ItemCount) pos ; ++n )
2152         {
2153             TXNOffsetToPoint( m_txn, n, &curpt ) ;
2154
2155             if ( curpt.v > lastHeight )
2156             {
2157                 xpos = 0 ;
2158                 if ( n > 0 )
2159                     ++ypos ;
2160
2161                 lastHeight = curpt.v ;
2162             }
2163             else
2164                 ++xpos ;
2165         }
2166
2167         if ( y )
2168             *y = ypos ;
2169         if ( x )
2170             *x = xpos ;
2171     }
2172
2173     return false ;
2174 }
2175
2176 void wxMacMLTEControl::ShowPosition( long pos )
2177 {
2178 #if TARGET_RT_MAC_MACHO && defined(AVAILABLE_MAC_OS_X_VERSION_10_2_AND_LATER)
2179     {
2180         Point current, desired ;
2181         TXNOffset selstart, selend;
2182
2183         TXNGetSelection( m_txn, &selstart, &selend );
2184         TXNOffsetToPoint( m_txn, selstart, &current );
2185         TXNOffsetToPoint( m_txn, pos, &desired );
2186
2187         // TODO: use HIPoints for 10.3 and above
2188         if ( (UInt32)TXNScroll != (UInt32)kUnresolvedCFragSymbolAddress )
2189         {
2190             OSErr theErr = noErr;
2191             SInt32 dv = desired.v - current.v;
2192             SInt32 dh = desired.h - current.h;
2193             TXNShowSelection( m_txn, kTXNShowStart ) ; // NB: should this be kTXNShowStart or kTXNShowEnd ??
2194             theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels, &dv, &dh );
2195
2196             // there will be an error returned for classic MLTE implementation when the control is
2197             // invisible, but HITextView works correctly, so we don't assert that one
2198             // wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );
2199         }
2200     }
2201 #endif
2202 }
2203
2204 void wxMacMLTEControl::SetTXNData( const wxString& st, TXNOffset start, TXNOffset end )
2205 {
2206 #if wxUSE_UNICODE
2207 #if SIZEOF_WCHAR_T == 2
2208     size_t len = st.length() ;
2209     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)st.wc_str(), len * 2, start, end );
2210 #else
2211     wxMBConvUTF16 converter ;
2212     ByteCount byteBufferLen = converter.WC2MB( NULL, st.wc_str(), 0 ) ;
2213     UniChar *unibuf = (UniChar*)malloc( byteBufferLen ) ;
2214     converter.WC2MB( (char*)unibuf, st.wc_str(), byteBufferLen ) ;
2215     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)unibuf, byteBufferLen, start, end ) ;
2216     free( unibuf ) ;
2217 #endif
2218 #else
2219     wxCharBuffer text = st.mb_str( wxConvLocal ) ;
2220     TXNSetData( m_txn, kTXNTextData, (void*)text.data(), strlen( text ), start, end ) ;
2221 #endif
2222 }
2223
2224 wxString wxMacMLTEControl::GetLineText(long lineNo) const
2225 {
2226     wxString line ;
2227
2228     if ( lineNo < GetNumberOfLines() )
2229     {
2230         Point firstPoint;
2231         Fixed lineWidth, lineHeight, currentHeight;
2232         long ypos ;
2233
2234         // get the first possible position in the control
2235         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2236
2237         // Iterate through the lines until we reach the one we want,
2238         // adding to our current y pixel point position
2239         ypos = 0 ;
2240         currentHeight = 0;
2241         while (ypos < lineNo)
2242         {
2243             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2244             currentHeight += lineHeight;
2245         }
2246
2247         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2248         TXNOffset theOffset;
2249         TXNPointToOffset(m_txn, thePoint, &theOffset);
2250
2251         wxString content = GetStringValue() ;
2252         Point currentPoint = thePoint;
2253         while (thePoint.v == currentPoint.v && theOffset < content.length())
2254         {
2255             line += content[theOffset];
2256             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2257         }
2258     }
2259
2260     return line ;
2261 }
2262
2263 int wxMacMLTEControl::GetLineLength(long lineNo) const
2264 {
2265     int theLength = 0;
2266
2267     if ( lineNo < GetNumberOfLines() )
2268     {
2269         Point firstPoint;
2270         Fixed lineWidth, lineHeight, currentHeight;
2271         long ypos;
2272
2273         // get the first possible position in the control
2274         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2275
2276         // Iterate through the lines until we reach the one we want,
2277         // adding to our current y pixel point position
2278         ypos = 0;
2279         currentHeight = 0;
2280         while (ypos < lineNo)
2281         {
2282             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2283             currentHeight += lineHeight;
2284         }
2285
2286         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2287         TXNOffset theOffset;
2288         TXNPointToOffset(m_txn, thePoint, &theOffset);
2289
2290         wxString content = GetStringValue() ;
2291         Point currentPoint = thePoint;
2292         while (thePoint.v == currentPoint.v && theOffset < content.length())
2293         {
2294             ++theLength;
2295             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2296         }
2297     }
2298
2299     return theLength ;
2300 }
2301
2302 // ----------------------------------------------------------------------------
2303 // MLTE control implementation (classic part)
2304 // ----------------------------------------------------------------------------
2305
2306 // OS X Notes : We still don't have a full replacement for MLTE, so this implementation
2307 // has to live on. We have different problems coming from outdated implementations on the
2308 // various OS X versions. Most deal with the scrollbars: they are not correctly embedded
2309 // while this can be solved on 10.3 by reassigning them the correct place, on 10.2 there is
2310 // no way out, therefore we are using our own implementation and our own scrollbars ....
2311
2312 #ifdef __WXMAC_OSX__
2313
2314 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
2315 ControlActionUPP gTXNScrollActionProc = NULL ;
2316
2317 pascal void wxMacMLTEClassicControl::TXNScrollInfoProc(
2318     SInt32 iValue, SInt32 iMaximumValue,
2319     TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon )
2320 {
2321     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
2322     SInt32 value =  wxMax( iValue , 0 ) ;
2323     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;
2324
2325     if ( iScrollBarOrientation == kTXNHorizontal )
2326     {
2327         if ( mlte->m_sbHorizontal )
2328         {
2329             SetControl32BitValue( mlte->m_sbHorizontal , value ) ;
2330             SetControl32BitMaximum( mlte->m_sbHorizontal , maximum ) ;
2331             mlte->m_lastHorizontalValue = value ;
2332         }
2333     }
2334     else if ( iScrollBarOrientation == kTXNVertical )
2335     {
2336         if ( mlte->m_sbVertical )
2337         {
2338             SetControl32BitValue( mlte->m_sbVertical , value ) ;
2339             SetControl32BitMaximum( mlte->m_sbVertical , maximum ) ;
2340             mlte->m_lastVerticalValue = value ;
2341         }
2342     }
2343 }
2344
2345 pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode )
2346 {
2347     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
2348     if ( mlte == NULL )
2349         return ;
2350
2351     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )
2352         return ;
2353
2354     OSStatus err ;
2355     bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ;
2356
2357     SInt32 minimum = 0 ;
2358     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
2359     SInt32 value = GetControl32BitValue( controlRef ) ;
2360     SInt32 delta = 0;
2361
2362     switch ( partCode )
2363     {
2364         case kControlDownButtonPart :
2365             delta = 10 ;
2366             break ;
2367
2368         case kControlUpButtonPart :
2369             delta = -10 ;
2370             break ;
2371
2372         case kControlPageDownPart :
2373             delta = GetControlViewSize( controlRef ) ;
2374             break ;
2375
2376         case kControlPageUpPart :
2377             delta = -GetControlViewSize( controlRef ) ;
2378             break ;
2379
2380         case kControlIndicatorPart :
2381             delta = value - (isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue) ;
2382             break ;
2383
2384         default :
2385             break ;
2386     }
2387
2388     if ( delta != 0 )
2389     {
2390         SInt32 newValue = value ;
2391
2392         if ( partCode != kControlIndicatorPart )
2393         {
2394             if ( value + delta < minimum )
2395                 delta = minimum - value ;
2396             if ( value + delta > maximum )
2397                 delta = maximum - value ;
2398
2399             SetControl32BitValue( controlRef , value + delta ) ;
2400             newValue = value + delta ;
2401         }
2402
2403         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
2404         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;
2405
2406         err = TXNScroll(
2407             mlte->m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
2408             &verticalDelta, &horizontalDelta );
2409         verify_noerr( err );
2410
2411         if ( isHorizontal )
2412             mlte->m_lastHorizontalValue = newValue ;
2413         else
2414             mlte->m_lastVerticalValue = newValue ;
2415     }
2416 }
2417 #endif
2418
2419 // make correct activations
2420 void wxMacMLTEClassicControl::MacActivatePaneText(bool setActive)
2421 {
2422     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2423
2424     wxMacWindowClipper clipper( textctrl ) ;
2425     TXNActivate( m_txn, m_txnFrameID, setActive );
2426
2427     ControlRef controlFocus = 0 ;
2428     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2429     if ( controlFocus == m_controlRef )
2430         TXNFocus( m_txn, setActive );
2431 }
2432
2433 void wxMacMLTEClassicControl::MacFocusPaneText(bool setFocus)
2434 {
2435     TXNFocus( m_txn, setFocus );
2436 }
2437
2438 // guards against inappropriate redraw (hidden objects drawing onto window)
2439
2440 void wxMacMLTEClassicControl::MacSetObjectVisibility(bool vis)
2441 {
2442     ControlRef controlFocus = 0 ;
2443     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2444
2445     if ( !vis && (controlFocus == m_controlRef ) )
2446         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
2447
2448     TXNControlTag iControlTags[1] = { kTXNVisibilityTag };
2449     TXNControlData iControlData[1] = { { (UInt32)false } };
2450
2451     verify_noerr( TXNGetTXNObjectControls( m_txn , 1, iControlTags, iControlData ) ) ;
2452
2453     if ( iControlData[0].uValue != vis )
2454     {
2455         iControlData[0].uValue = vis ;
2456         verify_noerr( TXNSetTXNObjectControls( m_txn, false , 1, iControlTags, iControlData ) ) ;
2457     }
2458
2459     // currently, we always clip as partial visibility (overlapped) visibility is also a problem,
2460     // if we run into further problems we might set the FrameBounds to an empty rect here
2461 }
2462
2463 // make sure that the TXNObject is at the right position
2464
2465 void wxMacMLTEClassicControl::MacUpdatePosition()
2466 {
2467     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2468     if ( textctrl == NULL )
2469         return ;
2470
2471     Rect bounds ;
2472     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2473
2474     wxRect visRect = textctrl->MacGetClippedClientRect() ;
2475     Rect visBounds = { visRect.y , visRect.x , visRect.y + visRect.height , visRect.x + visRect.width } ;
2476     int x , y ;
2477     x = y = 0 ;
2478     textctrl->MacWindowToRootWindow( &x , &y ) ;
2479     OffsetRect( &visBounds , x , y ) ;
2480
2481     if ( !EqualRect( &bounds, &m_txnControlBounds ) || !EqualRect( &visBounds, &m_txnVisBounds ) )
2482     {
2483         m_txnControlBounds = bounds ;
2484         m_txnVisBounds = visBounds ;
2485         wxMacWindowClipper cl( textctrl ) ;
2486
2487 #ifdef __WXMAC_OSX__
2488         bool isCompositing = textctrl->MacGetTopLevelWindow()->MacUsesCompositing() ;
2489         if ( m_sbHorizontal || m_sbVertical )
2490         {
2491             int w = bounds.right - bounds.left ;
2492             int h = bounds.bottom - bounds.top ;
2493
2494             if ( m_sbHorizontal )
2495             {
2496                 Rect sbBounds ;
2497
2498                 sbBounds.left = -1 ;
2499                 sbBounds.top = h - 14 ;
2500                 sbBounds.right = w + 1 ;
2501                 sbBounds.bottom = h + 1 ;
2502
2503                 if ( !isCompositing )
2504                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2505
2506                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
2507                 SetControlViewSize( m_sbHorizontal , w ) ;
2508             }
2509
2510             if ( m_sbVertical )
2511             {
2512                 Rect sbBounds ;
2513
2514                 sbBounds.left = w - 14 ;
2515                 sbBounds.top = -1 ;
2516                 sbBounds.right = w + 1 ;
2517                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1 ;
2518
2519                 if ( !isCompositing )
2520                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2521
2522                 SetControlBounds( m_sbVertical , &sbBounds ) ;
2523                 SetControlViewSize( m_sbVertical , h ) ;
2524             }
2525         }
2526
2527         Rect oldviewRect ;
2528         TXNLongRect olddestRect ;
2529         TXNGetRectBounds( m_txn , &oldviewRect , &olddestRect , NULL ) ;
2530
2531         Rect viewRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2532             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2533             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2534         TXNLongRect destRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2535             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2536             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2537
2538         if ( olddestRect.right >= 10000 )
2539             destRect.right = destRect.left + 32000 ;
2540
2541         if ( olddestRect.bottom >= 0x20000000 )
2542             destRect.bottom = destRect.top + 0x40000000 ;
2543
2544         SectRect( &viewRect , &visBounds , &viewRect ) ;
2545         TXNSetRectBounds( m_txn , &viewRect , &destRect , true ) ;
2546
2547 #if 0
2548         TXNSetFrameBounds(
2549             m_txn,
2550             m_txnControlBounds.top,
2551             m_txnControlBounds.left,
2552             m_txnControlBounds.bottom - (m_sbHorizontal ? 14 : 0),
2553             m_txnControlBounds.right - (m_sbVertical ? 14 : 0),
2554             m_txnFrameID );
2555 #endif
2556 #else
2557
2558         TXNSetFrameBounds(
2559             m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
2560             wxMax( m_txnControlBounds.bottom, m_txnControlBounds.top ),
2561             wxMax( m_txnControlBounds.right, m_txnControlBounds.left ), m_txnFrameID );
2562 #endif
2563
2564         // the SetFrameBounds method under Classic sometimes does not correctly scroll a selection into sight after a
2565         // movement, therefore we have to force it
2566
2567         // this problem has been reported in OSX as well, so we use this here once again
2568
2569         TXNLongRect textRect ;
2570         TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;
2571         if ( textRect.left < m_txnControlBounds.left )
2572             TXNShowSelection( m_txn , kTXNShowStart ) ;
2573     }
2574 }
2575
2576 void wxMacMLTEClassicControl::SetRect( Rect *r )
2577 {
2578     wxMacControl::SetRect( r ) ;
2579     MacUpdatePosition() ;
2580 }
2581
2582 void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart)
2583 {
2584     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2585     if ( textctrl == NULL )
2586         return ;
2587
2588     if ( textctrl->MacIsReallyShown() )
2589     {
2590         wxMacWindowClipper clipper( textctrl ) ;
2591         TXNDraw( m_txn , NULL ) ;
2592     }
2593 }
2594
2595 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
2596 {
2597     Point where = { y , x } ;
2598     ControlPartCode result = kControlNoPart;
2599
2600     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2601     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2602     {
2603         if (PtInRect( where, &m_txnControlBounds ))
2604         {
2605             result = kControlEditTextPart ;
2606         }
2607         else
2608         {
2609             // sometimes we get the coords also in control local coordinates, therefore test again
2610             if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2611             {
2612                 int x = 0 , y = 0 ;
2613                 textctrl->MacClientToRootWindow( &x , &y ) ;
2614                 where.h += x ;
2615                 where.v += y ;
2616             }
2617
2618             if (PtInRect( where, &m_txnControlBounds ))
2619                 result = kControlEditTextPart ;
2620         }
2621     }
2622
2623     return result;
2624 }
2625
2626 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* actionProc )
2627 {
2628     ControlPartCode result = kControlNoPart;
2629
2630     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2631     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2632     {
2633         Point startPt = { y , x } ;
2634         // for compositing, we must convert these into toplevel window coordinates, because hittesting expects them
2635         if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2636         {
2637             int x = 0 , y = 0 ;
2638             textctrl->MacClientToRootWindow( &x , &y ) ;
2639             startPt.h += x ;
2640             startPt.v += y ;
2641         }
2642
2643         switch (MacControlUserPaneHitTestProc( startPt.h , startPt.v ))
2644         {
2645             case kControlEditTextPart :
2646             {
2647                 wxMacWindowClipper clipper( textctrl ) ;
2648                 EventRecord rec ;
2649
2650                 ConvertEventRefToEventRecord( (EventRef) wxTheApp->MacGetCurrentEvent() , &rec ) ;
2651                 TXNClick( m_txn, &rec );
2652             }
2653                 break;
2654
2655             default :
2656                 break;
2657         }
2658     }
2659
2660     return result;
2661 }
2662
2663 void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
2664 {
2665     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2666     if ( textctrl == NULL )
2667         return ;
2668
2669     if (textctrl->MacIsReallyShown())
2670     {
2671         if (IsControlActive(m_controlRef))
2672         {
2673             Point mousep;
2674
2675             wxMacWindowClipper clipper( textctrl ) ;
2676             GetMouse(&mousep);
2677
2678             TXNIdle(m_txn);
2679
2680             if (PtInRect(mousep, &m_txnControlBounds))
2681             {
2682                 RgnHandle theRgn = NewRgn();
2683                 RectRgn(theRgn, &m_txnControlBounds);
2684                 TXNAdjustCursor(m_txn, theRgn);
2685                 DisposeRgn(theRgn);
2686             }
2687         }
2688     }
2689 }
2690
2691 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
2692 {
2693     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2694     if ( textctrl == NULL )
2695         return kControlNoPart;
2696
2697     wxMacWindowClipper clipper( textctrl ) ;
2698
2699     EventRecord ev ;
2700     memset( &ev , 0 , sizeof( ev ) ) ;
2701     ev.what = keyDown ;
2702     ev.modifiers = modifiers ;
2703     ev.message = ((keyCode << 8) & keyCodeMask) | (charCode & charCodeMask);
2704     TXNKeyDown( m_txn , &ev );
2705
2706     return kControlEntireControl;
2707 }
2708
2709 void wxMacMLTEClassicControl::MacControlUserPaneActivateProc(bool activating)
2710 {
2711     MacActivatePaneText( activating );
2712 }
2713
2714 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)
2715 {
2716     ControlPartCode focusResult = kControlFocusNoPart;
2717
2718     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2719     if ( textctrl == NULL )
2720         return focusResult;
2721
2722     wxMacWindowClipper clipper( textctrl ) ;
2723
2724     ControlRef controlFocus = NULL ;
2725     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2726     bool wasFocused = ( controlFocus == m_controlRef ) ;
2727
2728     switch (action)
2729     {
2730         case kControlFocusPrevPart:
2731         case kControlFocusNextPart:
2732             MacFocusPaneText( !wasFocused );
2733             focusResult = (!wasFocused ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart);
2734             break;
2735
2736         case kControlFocusNoPart:
2737         default:
2738             MacFocusPaneText( false );
2739             focusResult = kControlFocusNoPart;
2740             break;
2741     }
2742
2743     return focusResult;
2744 }
2745
2746 void wxMacMLTEClassicControl::MacControlUserPaneBackgroundProc( void *info )
2747 {
2748 }
2749
2750 wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
2751     const wxString& str,
2752     const wxPoint& pos,
2753     const wxSize& size, long style )
2754     : wxMacMLTEControl( wxPeer )
2755 {
2756     m_font = wxPeer->GetFont() ;
2757     m_windowStyle = style ;
2758     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2759
2760     short featureSet =
2761         kControlSupportsEmbedding | kControlSupportsFocus | kControlWantsIdle
2762         | kControlWantsActivate  | kControlHandlesTracking
2763 //    | kControlHasSpecialBackground
2764         | kControlGetsFocusOnClick | kControlSupportsLiveFeedback;
2765
2766    OSStatus err = ::CreateUserPaneControl(
2767         MAC_WXHWND(wxPeer->GetParent()->MacGetTopLevelWindowRef()),
2768         &bounds, featureSet, &m_controlRef );
2769     verify_noerr( err );
2770
2771     DoCreate();
2772
2773     AdjustCreationAttributes( *wxWHITE , true ) ;
2774
2775     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
2776
2777     {
2778         wxString st = str ;
2779         wxMacConvertNewlines10To13( &st ) ;
2780         wxMacWindowClipper clipper( m_peer ) ;
2781         SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2782         TXNSetSelection( m_txn, 0, 0 ) ;
2783     }
2784 }
2785
2786 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()
2787 {
2788     TXNDeleteObject( m_txn );
2789     m_txn = NULL ;
2790 }
2791
2792 void wxMacMLTEClassicControl::VisibilityChanged(bool shown)
2793 {
2794     MacSetObjectVisibility( shown ) ;
2795     wxMacControl::VisibilityChanged( shown ) ;
2796 }
2797
2798 void wxMacMLTEClassicControl::SuperChangedPosition()
2799 {
2800     MacUpdatePosition() ;
2801     wxMacControl::SuperChangedPosition() ;
2802 }
2803
2804 #ifdef __WXMAC_OSX__
2805
2806 ControlUserPaneDrawUPP gTPDrawProc = NULL;
2807 ControlUserPaneHitTestUPP gTPHitProc = NULL;
2808 ControlUserPaneTrackingUPP gTPTrackProc = NULL;
2809 ControlUserPaneIdleUPP gTPIdleProc = NULL;
2810 ControlUserPaneKeyDownUPP gTPKeyProc = NULL;
2811 ControlUserPaneActivateUPP gTPActivateProc = NULL;
2812 ControlUserPaneFocusUPP gTPFocusProc = NULL;
2813
2814 static pascal void wxMacControlUserPaneDrawProc(ControlRef control, SInt16 part)
2815 {
2816     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2817     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2818     if ( win )
2819         win->MacControlUserPaneDrawProc( part ) ;
2820 }
2821
2822 static pascal ControlPartCode wxMacControlUserPaneHitTestProc(ControlRef control, Point where)
2823 {
2824     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2825     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2826     if ( win )
2827         return win->MacControlUserPaneHitTestProc( where.h , where.v ) ;
2828     else
2829         return kControlNoPart ;
2830 }
2831
2832 static pascal ControlPartCode wxMacControlUserPaneTrackingProc(ControlRef control, Point startPt, ControlActionUPP actionProc)
2833 {
2834     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2835     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2836     if ( win )
2837         return win->MacControlUserPaneTrackingProc( startPt.h , startPt.v , (void*) actionProc ) ;
2838     else
2839         return kControlNoPart ;
2840 }
2841
2842 static pascal void wxMacControlUserPaneIdleProc(ControlRef control)
2843 {
2844     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2845     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2846     if ( win )
2847         win->MacControlUserPaneIdleProc() ;
2848 }
2849
2850 static pascal ControlPartCode wxMacControlUserPaneKeyDownProc(ControlRef control, SInt16 keyCode, SInt16 charCode, SInt16 modifiers)
2851 {
2852     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2853     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2854     if ( win )
2855         return win->MacControlUserPaneKeyDownProc( keyCode, charCode, modifiers ) ;
2856     else
2857         return kControlNoPart ;
2858 }
2859
2860 static pascal void wxMacControlUserPaneActivateProc(ControlRef control, Boolean activating)
2861 {
2862     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2863     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2864     if ( win )
2865         win->MacControlUserPaneActivateProc( activating ) ;
2866 }
2867
2868 static pascal ControlPartCode wxMacControlUserPaneFocusProc(ControlRef control, ControlFocusPart action)
2869 {
2870     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2871     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2872     if ( win )
2873         return win->MacControlUserPaneFocusProc( action ) ;
2874     else
2875         return kControlNoPart ;
2876 }
2877
2878 #if 0
2879 static pascal void wxMacControlUserPaneBackgroundProc(ControlRef control, ControlBackgroundPtr info)
2880 {
2881     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2882     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2883     if ( win )
2884         win->MacControlUserPaneBackgroundProc(info) ;
2885 }
2886 #endif
2887
2888 #endif // __WXMAC_OSX__
2889
2890 // TXNRegisterScrollInfoProc
2891
2892 OSStatus wxMacMLTEClassicControl::DoCreate()
2893 {
2894     Rect bounds;
2895     OSStatus err = noErr ;
2896
2897     // set up our globals
2898 #ifdef __WXMAC_OSX__
2899     if (gTPDrawProc == NULL) gTPDrawProc = NewControlUserPaneDrawUPP(wxMacControlUserPaneDrawProc);
2900     if (gTPHitProc == NULL) gTPHitProc = NewControlUserPaneHitTestUPP(wxMacControlUserPaneHitTestProc);
2901     if (gTPTrackProc == NULL) gTPTrackProc = NewControlUserPaneTrackingUPP(wxMacControlUserPaneTrackingProc);
2902     if (gTPIdleProc == NULL) gTPIdleProc = NewControlUserPaneIdleUPP(wxMacControlUserPaneIdleProc);
2903     if (gTPKeyProc == NULL) gTPKeyProc = NewControlUserPaneKeyDownUPP(wxMacControlUserPaneKeyDownProc);
2904     if (gTPActivateProc == NULL) gTPActivateProc = NewControlUserPaneActivateUPP(wxMacControlUserPaneActivateProc);
2905     if (gTPFocusProc == NULL) gTPFocusProc = NewControlUserPaneFocusUPP(wxMacControlUserPaneFocusProc);
2906
2907     if (gTXNScrollInfoProc == NULL ) gTXNScrollInfoProc = NewTXNScrollInfoUPP(TXNScrollInfoProc) ;
2908     if (gTXNScrollActionProc == NULL ) gTXNScrollActionProc = NewControlActionUPP(TXNScrollActionProc) ;
2909 #endif
2910
2911     // set the initial settings for our private data
2912
2913     m_txnWindow = GetControlOwner(m_controlRef);
2914     m_txnPort = (GrafPtr) GetWindowPort(m_txnWindow);
2915
2916 #ifdef __WXMAC_OSX__
2917     // set up the user pane procedures
2918     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneDrawProcTag, sizeof(gTPDrawProc), &gTPDrawProc);
2919     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneHitTestProcTag, sizeof(gTPHitProc), &gTPHitProc);
2920     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneTrackingProcTag, sizeof(gTPTrackProc), &gTPTrackProc);
2921     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneIdleProcTag, sizeof(gTPIdleProc), &gTPIdleProc);
2922     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneKeyDownProcTag, sizeof(gTPKeyProc), &gTPKeyProc);
2923     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneActivateProcTag, sizeof(gTPActivateProc), &gTPActivateProc);
2924     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneFocusProcTag, sizeof(gTPFocusProc), &gTPFocusProc);
2925 #endif
2926
2927     // calculate the rectangles used by the control
2928     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2929
2930     m_txnControlBounds = bounds ;
2931     m_txnVisBounds = bounds ;
2932
2933     CGrafPtr origPort ;
2934     GDHandle origDev ;
2935
2936     GetGWorld( &origPort, &origDev ) ;
2937     SetPort( m_txnPort );
2938
2939     // create the new edit field
2940     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( m_windowStyle );
2941
2942 #ifdef __WXMAC_OSX__
2943     // the scrollbars are not correctly embedded but are inserted at the root:
2944     // this gives us problems as we have erratic redraws even over the structure area
2945
2946     m_sbHorizontal = 0 ;
2947     m_sbVertical = 0 ;
2948     m_lastHorizontalValue = 0 ;
2949     m_lastVerticalValue = 0 ;
2950
2951     Rect sb = { 0 , 0 , 0 , 0 } ;
2952     if ( frameOptions & kTXNWantVScrollBarMask )
2953     {
2954         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbVertical );
2955         SetControlReference( m_sbVertical, (SInt32)this );
2956         SetControlAction( m_sbVertical, gTXNScrollActionProc );
2957         ShowControl( m_sbVertical );
2958         EmbedControl( m_sbVertical , m_controlRef );
2959         frameOptions &= ~kTXNWantVScrollBarMask;
2960     }
2961
2962     if ( frameOptions & kTXNWantHScrollBarMask )
2963     {
2964         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbHorizontal );
2965         SetControlReference( m_sbHorizontal, (SInt32)this );
2966         SetControlAction( m_sbHorizontal, gTXNScrollActionProc );
2967         ShowControl( m_sbHorizontal );
2968         EmbedControl( m_sbHorizontal, m_controlRef );
2969         frameOptions &= ~(kTXNWantHScrollBarMask | kTXNDrawGrowIconMask);
2970     }
2971
2972 #endif
2973
2974     err = TXNNewObject(
2975         NULL, m_txnWindow, &bounds, frameOptions,
2976         kTXNTextEditStyleFrameType, kTXNTextensionFile, kTXNSystemDefaultEncoding,
2977         &m_txn, &m_txnFrameID, NULL );
2978     verify_noerr( err );
2979
2980 #if 0
2981     TXNControlTag iControlTags[] = { kTXNUseCarbonEvents };
2982     TXNControlData iControlData[] = { { (UInt32)&cInfo } };
2983     int toptag = WXSIZEOF( iControlTags ) ;
2984     TXNCarbonEventInfo cInfo ;
2985     cInfo.useCarbonEvents = false ;
2986     cInfo.filler = 0 ;
2987     cInfo.flags = 0 ;
2988     cInfo.fDictionary = NULL ;
2989
2990     verify_noerr( TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) );
2991 #endif
2992
2993 #ifdef __WXMAC_OSX__
2994     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32)this );
2995 #endif
2996
2997     SetGWorld( origPort , origDev ) ;
2998
2999     return err;
3000 }
3001
3002 // ----------------------------------------------------------------------------
3003 // MLTE control implementation (OSX part)
3004 // ----------------------------------------------------------------------------
3005
3006 #if TARGET_API_MAC_OSX
3007
3008 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
3009
3010 // tiger multi-line textcontrols with no CR in the entire content
3011 // don't scroll automatically, so we need a hack.
3012 // This attempt only works 'before' the key (ie before CallNextEventHandler)
3013 // is processed, thus the scrolling always occurs one character too late, but
3014 // better than nothing ...
3015
3016 static const EventTypeSpec eventList[] =
3017 {
3018     { kEventClassTextInput, kEventTextInputUnicodeForKeyEvent } ,
3019 } ;
3020
3021 static pascal OSStatus wxMacUnicodeTextEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3022 {
3023     OSStatus result = eventNotHandledErr ;
3024     wxMacMLTEHIViewControl* focus = (wxMacMLTEHIViewControl*) data ;
3025
3026     switch ( GetEventKind( event ) )
3027     {
3028         case kEventTextInputUnicodeForKeyEvent :
3029         {
3030             if ( UMAGetSystemVersion() >= 0x1040 )
3031             {
3032                 TXNOffset from , to ;
3033                 TXNGetSelection( focus->GetTXNObject() , &from , &to ) ;
3034                 if ( from == to )
3035                     TXNShowSelection( focus->GetTXNObject() , kTXNShowStart );
3036             }
3037             result = CallNextEventHandler(handler,event);
3038             break;
3039         }
3040         default:
3041             break ;
3042     }
3043
3044     return result ;
3045 }
3046
3047 static pascal OSStatus wxMacTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3048 {
3049     OSStatus result = eventNotHandledErr ;
3050
3051     switch ( GetEventClass( event ) )
3052     {
3053         case kEventClassTextInput :
3054             result = wxMacUnicodeTextEventHandler( handler , event , data ) ;
3055             break ;
3056
3057         default :
3058             break ;
3059     }
3060     return result ;
3061 }
3062
3063 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacTextControlEventHandler )
3064
3065 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
3066     const wxString& str,
3067     const wxPoint& pos,
3068     const wxSize& size, long style ) : wxMacMLTEControl( wxPeer )
3069 {
3070     m_font = wxPeer->GetFont() ;
3071     m_windowStyle = style ;
3072     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
3073     wxString st = str ;
3074     wxMacConvertNewlines10To13( &st ) ;
3075
3076     HIRect hr = {
3077         { bounds.left , bounds.top },
3078         { bounds.right - bounds.left, bounds.bottom - bounds.top } } ;
3079
3080     m_scrollView = NULL ;
3081     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( style ) ;
3082     if ( frameOptions & (kTXNWantVScrollBarMask | kTXNWantHScrollBarMask) )
3083     {
3084         HIScrollViewCreate(
3085             (frameOptions & kTXNWantHScrollBarMask ? kHIScrollViewOptionsHorizScroll : 0)
3086             | (frameOptions & kTXNWantVScrollBarMask ? kHIScrollViewOptionsVertScroll : 0) ,
3087             &m_scrollView ) ;
3088
3089         HIViewSetFrame( m_scrollView, &hr );
3090         HIViewSetVisible( m_scrollView, true );
3091     }
3092
3093     m_textView = NULL ;
3094     HITextViewCreate( NULL , 0, frameOptions , &m_textView ) ;
3095     m_txn = HITextViewGetTXNObject( m_textView ) ;
3096     HIViewSetVisible( m_textView , true ) ;
3097     if ( m_scrollView )
3098     {
3099         HIViewAddSubview( m_scrollView , m_textView ) ;
3100         m_controlRef = m_scrollView ;
3101         wxPeer->MacInstallEventHandler( (WXWidget) m_textView ) ;
3102     }
3103     else
3104     {
3105         HIViewSetFrame( m_textView, &hr );
3106         m_controlRef = m_textView ;
3107     }
3108
3109     AdjustCreationAttributes( *wxWHITE , true ) ;
3110
3111     wxMacWindowClipper c( m_peer ) ;
3112     SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
3113
3114     TXNSetSelection( m_txn, 0, 0 );
3115     TXNShowSelection( m_txn, kTXNShowStart );
3116
3117     InstallControlEventHandler( m_textView , GetwxMacTextControlEventHandlerUPP(),
3118                                 GetEventTypeCount(eventList), eventList, this,
3119                                 &m_textEventHandlerRef);
3120 }
3121
3122 wxMacMLTEHIViewControl::~wxMacMLTEHIViewControl()
3123 {
3124     ::RemoveEventHandler( m_textEventHandlerRef ) ;
3125 }
3126
3127 OSStatus wxMacMLTEHIViewControl::SetFocus( ControlFocusPart focusPart )
3128 {
3129     return SetKeyboardFocus( GetControlOwner( m_textView ), m_textView, focusPart ) ;
3130 }
3131
3132 bool wxMacMLTEHIViewControl::HasFocus() const
3133 {
3134     ControlRef control ;
3135     GetKeyboardFocus( GetUserFocusWindow() , &control ) ;
3136     return control == m_textView ;
3137 }
3138
3139 void wxMacMLTEHIViewControl::SetBackground( const wxBrush &brush )
3140 {
3141     wxMacMLTEControl::SetBackground( brush ) ;
3142
3143 #if 0
3144     CGColorSpaceRef rgbSpace = CGColorSpaceCreateDeviceRGB();
3145     RGBColor col = MAC_WXCOLORREF(brush.GetColour().GetPixel()) ;
3146
3147     float component[4] ;
3148     component[0] = col.red / 65536.0 ;
3149     component[1] = col.green / 65536.0 ;
3150     component[2] = col.blue / 65536.0 ;
3151     component[3] = 1.0 ; // alpha
3152
3153     CGColorRef color = CGColorCreate( rgbSpace , component );
3154     HITextViewSetBackgroundColor( m_textView , color );
3155     CGColorSpaceRelease( rgbSpace );
3156 #endif
3157 }
3158
3159 #endif // MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
3160
3161
3162 #endif
3163
3164 #endif // wxUSE_TEXTCTRL