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
  17 #ifdef __DARWIN__
  18   #include <sys/types.h>
  19   #include <sys/stat.h>
  20 #else
  21   #include <stat.h>
  22 #endif
  23
  24 #include "wx/msgdlg.h"
  25
  26 #if wxUSE_STD_IOSTREAM
  27     #if wxUSE_IOSTREAMH
  28         #include <fstream.h>
  29     #else
  30         #include <fstream>
  31     #endif
  32 #endif
  33
  34 #include "wx/app.h"
  35 #include "wx/dc.h"
  36 #include "wx/button.h"
  37 #include "wx/toplevel.h"
  38 #include "wx/textctrl.h"
  39 #include "wx/settings.h"
  40 #include "wx/filefn.h"
  41 #include "wx/utils.h"
  42 #include "wx/sysopt.h"
  43 #include "wx/menu.h"
  44 #include "wx/intl.h"
  45
  46 #if defined(__BORLANDC__) && !defined(__WIN32__)
  47   #include <alloc.h>
  48 #elif !defined(__MWERKS__) && !defined(__GNUWIN32) && !defined(__DARWIN__)
  49   #include <malloc.h>
  50 #endif
  51
  52 #ifndef __DARWIN__
  53 #include <Scrap.h>
  54 #endif
  55
  56 #ifndef __DARWIN__
  57 #include <MacTextEditor.h>
  58 #include <ATSUnicode.h>
  59 #include <TextCommon.h>
  60 #include <TextEncodingConverter.h>
  61 #endif
  62
  63 #include "wx/mac/uma.h"
  64
  65
  66 // if this is set to 1 then under OSX 10.2 the 'classic' MLTE implementation will be used
  67 // if set to 0 then the unicode textctrl will be used
  68 #ifndef wxMAC_AWAYS_USE_MLTE
  69 #define wxMAC_AWAYS_USE_MLTE 1
  70 #endif
  71
  72 #ifndef __WXMAC_OSX__
  73 enum
  74 {
  75     kTXNVisibilityTag = 'visb' // set the visibility state of the object
  76 };
  77 #endif
  78
  79
  80 class wxMacFunctor
  81 {
  82 public :
  83     wxMacFunctor() {}
  84     virtual ~wxMacFunctor() {}
  85
  86     virtual void* operator()() = 0 ;
  87
  88     static void* CallBackProc( void *param )
  89     {
  90         wxMacFunctor* f = (wxMacFunctor*) param ;
  91         void *result = (*f)() ;
  92         return result ;
  93     }
  94 } ;
  95
  96 template<typename classtype, typename param1type>
  97
  98 class wxMacObjectFunctor1 : public wxMacFunctor
  99 {
 100     typedef void (classtype::*function)( param1type p1 ) ;
 101     typedef void (classtype::*ref_function)( const param1type& p1 ) ;
 102 public :
 103     wxMacObjectFunctor1( classtype *obj , function f , param1type p1 ) :
 104         wxMacFunctor()
 105     {
 106         m_object = obj ;
 107         m_function = f ;
 108         m_param1 = p1 ;
 109     }
 110
 111     wxMacObjectFunctor1( classtype *obj , ref_function f , param1type p1 ) :
 112         wxMacFunctor()
 113     {
 114         m_object = obj ;
 115         m_refFunction = f ;
 116         m_param1 = p1 ;
 117     }
 118
 119     ~wxMacObjectFunctor1() {}
 120
 121     virtual void* operator()()
 122     {
 123         (m_object->*m_function)( m_param1 ) ;
 124         return NULL ;
 125     }
 126
 127 private :
 128     classtype* m_object ;
 129     param1type m_param1 ;
 130     union
 131     {
 132         function m_function ;
 133         ref_function m_refFunction ;
 134     } ;
 135 } ;
 136
 137 template<typename classtype, typename param1type>
 138 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 139 {
 140     wxMacObjectFunctor1<classtype, param1type> params(object, function, p1) ;
 141     void *result =
 142         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 143     return result ;
 144 }
 145
 146 template<typename classtype, typename param1type>
 147 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 148 {
 149     wxMacObjectFunctor1<classtype,param1type> params(object, function, p1) ;
 150     void *result =
 151         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 152     return result ;
 153 }
 154
 155 template<typename classtype, typename param1type>
 156 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 157 {
 158     wxMutexGuiLeave() ;
 159     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 160     wxMutexGuiEnter() ;
 161     return result ;
 162 }
 163
 164 template<typename classtype, typename param1type>
 165 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 166 {
 167     wxMutexGuiLeave() ;
 168     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 169     wxMutexGuiEnter() ;
 170     return result ;
 171 }
 172
 173 // common interface for all implementations
 174 class wxMacTextControl : public wxMacControl
 175 {
 176 public :
 177     wxMacTextControl( wxTextCtrl *peer ) ;
 178     ~wxMacTextControl() ;
 179
 180     virtual wxString GetStringValue() const = 0 ;
 181     virtual void SetStringValue( const wxString &val ) = 0 ;
 182     virtual void SetSelection( long from, long to ) = 0 ;
 183     virtual void GetSelection( long* from, long* to ) const = 0 ;
 184     virtual void WriteText( const wxString& str ) = 0 ;
 185
 186     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 187     virtual void Copy() ;
 188     virtual void Cut() ;
 189     virtual void Paste() ;
 190     virtual bool CanPaste() const ;
 191     virtual void SetEditable( bool editable ) ;
 192     virtual wxTextPos GetLastPosition() const ;
 193     virtual void Replace( long from, long to, const wxString &str ) ;
 194     virtual void Remove( long from, long to ) ;
 195
 196
 197     virtual bool HasOwnContextMenu() const
 198     { return false ; }
 199
 200     virtual bool SetupCursor( const wxPoint& pt )
 201     { return false ; }
 202
 203     virtual void Clear() ;
 204     virtual bool CanUndo() const;
 205     virtual void Undo() ;
 206     virtual bool CanRedo() const;
 207     virtual void Redo() ;
 208     virtual int GetNumberOfLines() const ;
 209     virtual long XYToPosition(long x, long y) const;
 210     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 211     virtual void ShowPosition(long WXUNUSED(pos)) ;
 212     virtual int GetLineLength(long lineNo) const ;
 213     virtual wxString GetLineText(long lineNo) const ;
 214
 215 #ifndef __WXMAC_OSX__
 216     virtual void            MacControlUserPaneDrawProc(wxInt16 part) = 0 ;
 217     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) = 0 ;
 218     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) = 0 ;
 219     virtual void            MacControlUserPaneIdleProc() = 0 ;
 220     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) = 0 ;
 221     virtual void            MacControlUserPaneActivateProc(bool activating) = 0 ;
 222     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) = 0 ;
 223     virtual void            MacControlUserPaneBackgroundProc(void* info) = 0 ;
 224 #endif
 225 } ;
 226
 227 // common parts for implementations based on MLTE
 228
 229 class wxMacMLTEControl : public wxMacTextControl
 230 {
 231 public :
 232     wxMacMLTEControl( wxTextCtrl *peer ) ;
 233
 234     virtual wxString GetStringValue() const ;
 235     virtual void SetStringValue( const wxString &str ) ;
 236
 237     static TXNFrameOptions FrameOptionsFromWXStyle( long wxStyle ) ;
 238
 239     void AdjustCreationAttributes( const wxColour& background, bool visible ) ;
 240
 241     virtual void SetFont( const wxFont & font, const wxColour& foreground, long windowStyle ) ;
 242     virtual void SetBackground( const wxBrush &brush ) ;
 243     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 244     virtual void Copy() ;
 245     virtual void Cut() ;
 246     virtual void Paste() ;
 247     virtual bool CanPaste() const ;
 248     virtual void SetEditable( bool editable ) ;
 249     virtual wxTextPos GetLastPosition() const ;
 250     virtual void Replace( long from, long to, const wxString &str ) ;
 251     virtual void Remove( long from, long to ) ;
 252     virtual void GetSelection( long* from, long* to ) const ;
 253     virtual void SetSelection( long from, long to ) ;
 254
 255     virtual void WriteText( const wxString& str ) ;
 256
 257     virtual bool HasOwnContextMenu() const
 258     {
 259 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
 260         if ( UMAGetSystemVersion() >= 0x1040 )
 261         {
 262             TXNCommandEventSupportOptions options ;
 263             TXNGetCommandEventSupport( m_txn , & options ) ;
 264             return options & kTXNSupportEditCommandProcessing ;
 265         }
 266 #endif
 267
 268         return false ;
 269     }
 270
 271     virtual void Clear() ;
 272
 273     virtual bool CanUndo() const ;
 274     virtual void Undo() ;
 275     virtual bool CanRedo()  const;
 276     virtual void Redo() ;
 277     virtual int GetNumberOfLines() const ;
 278     virtual long XYToPosition(long x, long y) const ;
 279     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 280     virtual void ShowPosition( long pos ) ;
 281     virtual int GetLineLength(long lineNo) const ;
 282     virtual wxString GetLineText(long lineNo) const ;
 283
 284     void SetTXNData( const wxString& st , TXNOffset start , TXNOffset end ) ;
 285
 286 protected :
 287     void TXNSetAttribute( const wxTextAttr& style , long from , long to ) ;
 288
 289     TXNObject m_txn ;
 290 } ;
 291
 292 #if TARGET_API_MAC_OSX
 293
 294 // implementation available under OSX
 295
 296 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 297
 298 class wxMacMLTEHIViewControl : public wxMacMLTEControl
 299 {
 300 public :
 301     wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
 302                              const wxString& str,
 303                              const wxPoint& pos,
 304                              const wxSize& size, long style ) ;
 305     virtual OSStatus SetFocus( ControlFocusPart focusPart ) ;
 306     virtual bool HasFocus() const ;
 307     virtual void SetBackground( const wxBrush &brush) ;
 308
 309 protected :
 310     HIViewRef m_scrollView ;
 311     HIViewRef m_textView ;
 312 };
 313
 314 #endif
 315
 316 class wxMacUnicodeTextControl : public wxMacTextControl
 317 {
 318 public :
 319     wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
 320                              const wxString& str,
 321                              const wxPoint& pos,
 322                              const wxSize& size, long style ) ;
 323     ~wxMacUnicodeTextControl();
 324
 325     virtual void VisibilityChanged(bool shown);
 326     virtual wxString GetStringValue() const ;
 327     virtual void SetStringValue( const wxString &str) ;
 328     virtual void Copy();
 329     virtual void Cut();
 330     virtual void Paste();
 331     virtual bool CanPaste() const;
 332     virtual void SetEditable(bool editable) ;
 333     virtual void GetSelection( long* from, long* to) const ;
 334     virtual void SetSelection( long from , long to ) ;
 335     virtual void WriteText(const wxString& str) ;
 336
 337 protected :
 338     // contains the tag for the content (is different for password and non-password controls)
 339     OSType m_valueTag ;
 340 };
 341
 342 #endif
 343
 344 // 'classic' MLTE implementation
 345
 346 class wxMacMLTEClassicControl : public wxMacMLTEControl
 347 {
 348 public :
 349     wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
 350                              const wxString& str,
 351                              const wxPoint& pos,
 352                              const wxSize& size, long style ) ;
 353     ~wxMacMLTEClassicControl() ;
 354
 355     virtual void VisibilityChanged(bool shown) ;
 356     virtual void SuperChangedPosition() ;
 357
 358     virtual void            MacControlUserPaneDrawProc(wxInt16 part) ;
 359     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) ;
 360     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) ;
 361     virtual void            MacControlUserPaneIdleProc() ;
 362     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) ;
 363     virtual void            MacControlUserPaneActivateProc(bool activating) ;
 364     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) ;
 365     virtual void            MacControlUserPaneBackgroundProc(void* info) ;
 366
 367     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 368     {
 369         MacControlUserPaneIdleProc();
 370         return true;
 371     }
 372
 373     virtual void            SetRect( Rect *r ) ;
 374
 375 protected :
 376     OSStatus                 DoCreate();
 377
 378     void                    MacUpdatePosition() ;
 379     void                    MacActivatePaneText(bool setActive) ;
 380     void                    MacFocusPaneText(bool setFocus) ;
 381     void                    MacSetObjectVisibility(bool vis) ;
 382
 383 private :
 384     TXNFrameID              m_txnFrameID ;
 385     GrafPtr                 m_txnPort ;
 386     WindowRef               m_txnWindow ;
 387     // bounds of the control as we last did set the txn frames
 388     Rect                    m_txnControlBounds ;
 389     Rect                    m_txnVisBounds ;
 390
 391 #ifdef __WXMAC_OSX__
 392     static pascal void TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode ) ;
 393     static pascal void TXNScrollInfoProc(
 394         SInt32 iValue, SInt32 iMaximumValue,
 395         TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon ) ;
 396
 397     ControlRef              m_sbHorizontal ;
 398     SInt32                  m_lastHorizontalValue ;
 399     ControlRef              m_sbVertical ;
 400     SInt32                  m_lastVerticalValue ;
 401 #endif
 402 };
 403
 404
 405 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
 406
 407 BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
 408     EVT_ERASE_BACKGROUND( wxTextCtrl::OnEraseBackground )
 409     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
 410     EVT_CHAR(wxTextCtrl::OnChar)
 411     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
 412     EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
 413     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
 414     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
 415     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
 416     EVT_MENU(wxID_CLEAR, wxTextCtrl::OnDelete)
 417     EVT_MENU(wxID_SELECTALL, wxTextCtrl::OnSelectAll)
 418
 419     EVT_CONTEXT_MENU(wxTextCtrl::OnContextMenu)
 420
 421     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
 422     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
 423     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
 424     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
 425     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 426     EVT_UPDATE_UI(wxID_CLEAR, wxTextCtrl::OnUpdateDelete)
 427     EVT_UPDATE_UI(wxID_SELECTALL, wxTextCtrl::OnUpdateSelectAll)
 428 END_EVENT_TABLE()
 429
 430
 431 void wxTextCtrl::Init()
 432 {
 433     m_editable = true ;
 434     m_dirty = false;
 435
 436     m_maxLength = 0;
 437     m_privateContextMenu = NULL;
 438     m_triggerOnSetValue = true ;
 439 }
 440
 441 wxTextCtrl::~wxTextCtrl()
 442 {
 443     delete m_privateContextMenu;
 444 }
 445
 446 bool wxTextCtrl::Create( wxWindow *parent,
 447     wxWindowID id,
 448     const wxString& str,
 449     const wxPoint& pos,
 450     const wxSize& size,
 451     long style,
 452     const wxValidator& validator,
 453     const wxString& name )
 454 {
 455     m_macIsUserPane = false ;
 456     m_editable = true ;
 457
 458     if ( ! (style & wxNO_BORDER) )
 459         style = (style & ~wxBORDER_MASK) | wxSUNKEN_BORDER ;
 460
 461     if ( !wxTextCtrlBase::Create( parent, id, pos, size, style & ~(wxHSCROLL | wxVSCROLL), validator, name ) )
 462         return false;
 463
 464     if ( m_windowStyle & wxTE_MULTILINE )
 465     {
 466         wxASSERT_MSG(
 467             !(m_windowStyle & wxTE_PROCESS_ENTER),
 468             wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
 469
 470         m_windowStyle |= wxTE_PROCESS_ENTER;
 471         style |= wxTE_PROCESS_ENTER ;
 472     }
 473
 474     bool forceMLTE = false ;
 475
 476 #if wxUSE_SYSTEM_OPTIONS
 477     if (wxSystemOptions::HasOption( wxMAC_TEXTCONTROL_USE_MLTE ) && (wxSystemOptions::GetOptionInt( wxMAC_TEXTCONTROL_USE_MLTE ) == 1))
 478     {
 479         forceMLTE = true ;
 480     }
 481 #endif
 482
 483 #ifdef __WXMAC_OSX__
 484 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 485     if ( UMAGetSystemVersion() >= 0x1030 && !forceMLTE )
 486     {
 487         if ( m_windowStyle & wxTE_MULTILINE )
 488             m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
 489     }
 490 #endif
 491
 492     if ( !m_peer )
 493     {
 494         if ( !(m_windowStyle & wxTE_MULTILINE) && !forceMLTE )
 495             m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
 496     }
 497 #endif
 498
 499     if ( !m_peer )
 500         m_peer = new wxMacMLTEClassicControl( this , str , pos , size , style ) ;
 501
 502     MacPostControlCreate(pos, size) ;
 503
 504     // only now the embedding is correct and we can do a positioning update
 505
 506     MacSuperChangedPosition() ;
 507
 508     if ( m_windowStyle & wxTE_READONLY)
 509         SetEditable( false ) ;
 510
 511     SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;
 512
 513     return true;
 514 }
 515
 516 void wxTextCtrl::MacSuperChangedPosition()
 517 {
 518     wxWindow::MacSuperChangedPosition() ;
 519     GetPeer()->SuperChangedPosition() ;
 520 }
 521
 522 void wxTextCtrl::MacVisibilityChanged()
 523 {
 524     GetPeer()->VisibilityChanged( MacIsReallyShown() ) ;
 525 }
 526
 527 void wxTextCtrl::MacEnabledStateChanged()
 528 {
 529 }
 530
 531 wxString wxTextCtrl::GetValue() const
 532 {
 533     return GetPeer()->GetStringValue() ;
 534 }
 535
 536 void wxTextCtrl::GetSelection(long* from, long* to) const
 537 {
 538     GetPeer()->GetSelection( from , to ) ;
 539 }
 540
 541 void wxTextCtrl::SetValue(const wxString& str)
 542 {
 543     // optimize redraws
 544     if ( GetValue() == str )
 545         return ;
 546
 547     GetPeer()->SetStringValue( str ) ;
 548
 549     if ( m_triggerOnSetValue )
 550     {
 551         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 552         event.SetString( GetValue() );
 553         event.SetEventObject( this );
 554         GetEventHandler()->ProcessEvent( event );
 555     }
 556 }
 557
 558 void wxTextCtrl::SetMaxLength(unsigned long len)
 559 {
 560     m_maxLength = len ;
 561 }
 562
 563 bool wxTextCtrl::SetFont( const wxFont& font )
 564 {
 565     if ( !wxTextCtrlBase::SetFont( font ) )
 566         return false ;
 567
 568     GetPeer()->SetFont( font , GetForegroundColour() , GetWindowStyle() ) ;
 569
 570     return true ;
 571 }
 572
 573 bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
 574 {
 575     GetPeer()->SetStyle( start , end , style ) ;
 576
 577     return true ;
 578 }
 579
 580 bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style)
 581 {
 582     wxTextCtrlBase::SetDefaultStyle( style ) ;
 583     SetStyle( kTXNUseCurrentSelection , kTXNUseCurrentSelection , GetDefaultStyle() ) ;
 584
 585     return true ;
 586 }
 587
 588 // Clipboard operations
 589
 590 void wxTextCtrl::Copy()
 591 {
 592     if (CanCopy())
 593         GetPeer()->Copy() ;
 594 }
 595
 596 void wxTextCtrl::Cut()
 597 {
 598     if (CanCut())
 599     {
 600         GetPeer()->Cut() ;
 601
 602         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 603         event.SetEventObject( this );
 604         GetEventHandler()->ProcessEvent( event );
 605       }
 606 }
 607
 608 void wxTextCtrl::Paste()
 609 {
 610     if (CanPaste())
 611     {
 612         GetPeer()->Paste() ;
 613
 614         // TODO: eventually we should add setting the default style again
 615
 616         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 617         event.SetEventObject( this );
 618         GetEventHandler()->ProcessEvent( event );
 619     }
 620 }
 621
 622 bool wxTextCtrl::CanCopy() const
 623 {
 624     // Can copy if there's a selection
 625     long from, to;
 626     GetSelection( &from, &to );
 627
 628     return (from != to);
 629 }
 630
 631 bool wxTextCtrl::CanCut() const
 632 {
 633     if ( !IsEditable() )
 634         return false;
 635
 636     // Can cut if there's a selection
 637     long from, to;
 638     GetSelection( &from, &to );
 639
 640     return (from != to);
 641 }
 642
 643 bool wxTextCtrl::CanPaste() const
 644 {
 645     if (!IsEditable())
 646         return false;
 647
 648     return GetPeer()->CanPaste() ;
 649 }
 650
 651 void wxTextCtrl::SetEditable(bool editable)
 652 {
 653     if ( editable != m_editable )
 654     {
 655         m_editable = editable ;
 656         GetPeer()->SetEditable( editable ) ;
 657     }
 658 }
 659
 660 void wxTextCtrl::SetInsertionPoint(long pos)
 661 {
 662     SetSelection( pos , pos ) ;
 663 }
 664
 665 void wxTextCtrl::SetInsertionPointEnd()
 666 {
 667     wxTextPos pos = GetLastPosition();
 668     SetInsertionPoint( pos );
 669 }
 670
 671 long wxTextCtrl::GetInsertionPoint() const
 672 {
 673     long begin, end ;
 674     GetSelection( &begin , &end ) ;
 675
 676     return begin ;
 677 }
 678
 679 wxTextPos wxTextCtrl::GetLastPosition() const
 680 {
 681     return GetPeer()->GetLastPosition() ;
 682 }
 683
 684 void wxTextCtrl::Replace(long from, long to, const wxString& str)
 685 {
 686     GetPeer()->Replace( from , to , str ) ;
 687 }
 688
 689 void wxTextCtrl::Remove(long from, long to)
 690 {
 691     GetPeer()->Remove( from , to ) ;
 692 }
 693
 694 void wxTextCtrl::SetSelection(long from, long to)
 695 {
 696     GetPeer()->SetSelection( from , to ) ;
 697 }
 698
 699 bool wxTextCtrl::LoadFile(const wxString& file)
 700 {
 701     return wxTextCtrlBase::LoadFile( file );
 702 }
 703
 704 void wxTextCtrl::WriteText(const wxString& str)
 705 {
 706     // TODO: this MPRemoting will be moved into a remoting peer proxy for any command
 707     if ( !wxIsMainThread() )
 708     {
 709         // unfortunately CW 8 is not able to correctly deduce the template types,
 710         // so we have to instantiate explicitly
 711         wxMacMPRemoteGUICall<wxTextCtrl,wxString>( this , &wxTextCtrl::WriteText , str ) ;
 712
 713         return ;
 714     }
 715
 716     GetPeer()->WriteText( str ) ;
 717 }
 718
 719 void wxTextCtrl::AppendText(const wxString& text)
 720 {
 721     SetInsertionPointEnd();
 722     WriteText( text );
 723 }
 724
 725 void wxTextCtrl::Clear()
 726 {
 727     GetPeer()->Clear() ;
 728 }
 729
 730 bool wxTextCtrl::IsModified() const
 731 {
 732     return m_dirty;
 733 }
 734
 735 bool wxTextCtrl::IsEditable() const
 736 {
 737     return IsEnabled() && m_editable ;
 738 }
 739
 740 bool wxTextCtrl::AcceptsFocus() const
 741 {
 742     // we don't want focus if we can't be edited
 743     return /*IsEditable() && */ wxControl::AcceptsFocus();
 744 }
 745
 746 wxSize wxTextCtrl::DoGetBestSize() const
 747 {
 748     int wText, hText;
 749
 750     // these are the numbers from the HIG:
 751     // we reduce them by the borders first
 752     wText = 100 ;
 753
 754     switch ( m_windowVariant )
 755     {
 756         case wxWINDOW_VARIANT_NORMAL :
 757             hText = 22 - 6 ;
 758             break ;
 759
 760         case wxWINDOW_VARIANT_SMALL :
 761             hText = 19 - 6 ;
 762             break ;
 763
 764         case wxWINDOW_VARIANT_MINI :
 765             hText = 15 - 6 ;
 766             break ;
 767
 768         default :
 769             hText = 22 - 6;
 770             break ;
 771     }
 772
 773     // as the above numbers have some free space around the text
 774     // we get 5 lines like this anyway
 775     if ( m_windowStyle & wxTE_MULTILINE )
 776          hText *= 5 ;
 777
 778     if ( !HasFlag(wxNO_BORDER) )
 779         hText += 6 ;
 780
 781     return wxSize(wText, hText);
 782 }
 783
 784 // ----------------------------------------------------------------------------
 785 // Undo/redo
 786 // ----------------------------------------------------------------------------
 787
 788 void wxTextCtrl::Undo()
 789 {
 790     if (CanUndo())
 791         GetPeer()->Undo() ;
 792 }
 793
 794 void wxTextCtrl::Redo()
 795 {
 796     if (CanRedo())
 797         GetPeer()->Redo() ;
 798 }
 799
 800 bool wxTextCtrl::CanUndo() const
 801 {
 802     if ( !IsEditable() )
 803         return false ;
 804
 805     return GetPeer()->CanUndo() ;
 806 }
 807
 808 bool wxTextCtrl::CanRedo() const
 809 {
 810     if ( !IsEditable() )
 811         return false ;
 812
 813     return GetPeer()->CanRedo() ;
 814 }
 815
 816 void wxTextCtrl::MarkDirty()
 817 {
 818     m_dirty = true;
 819 }
 820
 821 void wxTextCtrl::DiscardEdits()
 822 {
 823     m_dirty = false;
 824 }
 825
 826 int wxTextCtrl::GetNumberOfLines() const
 827 {
 828     return GetPeer()->GetNumberOfLines() ;
 829 }
 830
 831 long wxTextCtrl::XYToPosition(long x, long y) const
 832 {
 833     return GetPeer()->XYToPosition( x , y ) ;
 834 }
 835
 836 bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
 837 {
 838     return GetPeer()->PositionToXY( pos , x , y ) ;
 839 }
 840
 841 void wxTextCtrl::ShowPosition(long pos)
 842 {
 843     return GetPeer()->ShowPosition(pos) ;
 844 }
 845
 846 int wxTextCtrl::GetLineLength(long lineNo) const
 847 {
 848     return GetPeer()->GetLineLength(lineNo) ;
 849 }
 850
 851 wxString wxTextCtrl::GetLineText(long lineNo) const
 852 {
 853     return GetPeer()->GetLineText(lineNo) ;
 854 }
 855
 856 void wxTextCtrl::Command(wxCommandEvent & event)
 857 {
 858     SetValue(event.GetString());
 859     ProcessCommand(event);
 860 }
 861
 862 void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
 863 {
 864     // By default, load the first file into the text window.
 865     if (event.GetNumberOfFiles() > 0)
 866         LoadFile( event.GetFiles()[0] );
 867 }
 868
 869 void wxTextCtrl::OnEraseBackground(wxEraseEvent& event)
 870 {
 871     // all erasing should be done by the real mac control implementation
 872     // while this is true for MLTE under classic, the HITextView is somehow
 873     // transparent but background erase is not working correctly, so intercept
 874     // things while we can...
 875     event.Skip() ;
 876 }
 877
 878 void wxTextCtrl::OnChar(wxKeyEvent& event)
 879 {
 880     int key = event.GetKeyCode() ;
 881     bool eat_key = false ;
 882
 883     if ( key == 'a' && event.MetaDown() )
 884     {
 885         SelectAll() ;
 886
 887         return ;
 888     }
 889
 890     if ( key == 'c' && event.MetaDown() )
 891     {
 892         if ( CanCopy() )
 893             Copy() ;
 894
 895         return ;
 896     }
 897
 898     if ( !IsEditable() && key != WXK_LEFT && key != WXK_RIGHT && key != WXK_DOWN && key != WXK_UP && key != WXK_TAB &&
 899         !( key == WXK_RETURN && ( (m_windowStyle & wxTE_PROCESS_ENTER) || (m_windowStyle & wxTE_MULTILINE) ) )
 900 //        && key != WXK_PAGEUP && key != WXK_PAGEDOWN && key != WXK_HOME && key != WXK_END
 901         )
 902     {
 903         // eat it
 904         return ;
 905     }
 906
 907     // Check if we have reached the max # of chars (if it is set), but still
 908     // allow navigation and deletion
 909     if ( !IsMultiLine() && m_maxLength && GetValue().length() >= m_maxLength &&
 910         key != WXK_LEFT && key != WXK_RIGHT && key != WXK_TAB &&
 911         key != WXK_BACK && !( key == WXK_RETURN && (m_windowStyle & wxTE_PROCESS_ENTER) )
 912        )
 913     {
 914         // eat it, we don't want to add more than allowed # of characters
 915
 916         // TODO: generate EVT_TEXT_MAXLEN()
 917         return;
 918     }
 919
 920     // assume that any key not processed yet is going to modify the control
 921     m_dirty = true;
 922
 923     if ( key == 'v' && event.MetaDown() )
 924     {
 925         if ( CanPaste() )
 926             Paste() ;
 927
 928         return ;
 929     }
 930
 931     if ( key == 'x' && event.MetaDown() )
 932     {
 933         if ( CanCut() )
 934             Cut() ;
 935
 936         return ;
 937     }
 938
 939     switch ( key )
 940     {
 941         case WXK_RETURN:
 942             if (m_windowStyle & wxTE_PROCESS_ENTER)
 943             {
 944                 wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
 945                 event.SetEventObject( this );
 946                 event.SetString( GetValue() );
 947                 if ( GetEventHandler()->ProcessEvent(event) )
 948                     return;
 949             }
 950
 951             if ( !(m_windowStyle & wxTE_MULTILINE) )
 952             {
 953                 wxWindow *parent = GetParent();
 954                 while ( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL )
 955                 {
 956                     parent = parent->GetParent() ;
 957                 }
 958
 959                 if ( parent && parent->GetDefaultItem() )
 960                 {
 961                     wxButton *def = wxDynamicCast(parent->GetDefaultItem(), wxButton);
 962                     if ( def && def->IsEnabled() )
 963                     {
 964                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 965                         event.SetEventObject(def);
 966                         def->Command(event);
 967
 968                         return ;
 969                     }
 970                 }
 971
 972                 // this will make wxWidgets eat the ENTER key so that
 973                 // we actually prevent line wrapping in a single line text control
 974                 eat_key = true;
 975             }
 976             break;
 977
 978         case WXK_TAB:
 979             if ( !(m_windowStyle & wxTE_PROCESS_TAB))
 980             {
 981                 int flags = 0;
 982                 if (!event.ShiftDown())
 983                     flags |= wxNavigationKeyEvent::IsForward ;
 984                 if (event.ControlDown())
 985                     flags |= wxNavigationKeyEvent::WinChange ;
 986                 Navigate(flags);
 987
 988                 return;
 989             }
 990             else
 991             {
 992                 // This is necessary (don't know why);
 993                 // otherwise the tab will not be inserted.
 994                 WriteText(wxT("\t"));
 995             }
 996             break;
 997
 998         default:
 999             break;
1000     }
1001
1002     if (!eat_key)
1003     {
1004         // perform keystroke handling
1005         event.Skip(true) ;
1006     }
1007
1008     if ( ( key >= 0x20 && key < WXK_START ) ||
1009          key == WXK_RETURN ||
1010          key == WXK_DELETE ||
1011          key == WXK_BACK)
1012     {
1013         wxCommandEvent event1(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
1014         event1.SetEventObject( this );
1015         wxPostEvent( GetEventHandler(), event1 );
1016     }
1017 }
1018
1019 // ----------------------------------------------------------------------------
1020 // standard handlers for standard edit menu events
1021 // ----------------------------------------------------------------------------
1022
1023 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
1024 {
1025     Cut();
1026 }
1027
1028 void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
1029 {
1030     Copy();
1031 }
1032
1033 void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
1034 {
1035     Paste();
1036 }
1037
1038 void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
1039 {
1040     Undo();
1041 }
1042
1043 void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
1044 {
1045     Redo();
1046 }
1047
1048 void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event))
1049 {
1050     long from, to;
1051
1052     GetSelection( &from, &to );
1053     if (from != -1 && to != -1)
1054         Remove( from, to );
1055 }
1056
1057 void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event))
1058 {
1059     SetSelection(-1, -1);
1060 }
1061
1062 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
1063 {
1064     event.Enable( CanCut() );
1065 }
1066
1067 void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
1068 {
1069     event.Enable( CanCopy() );
1070 }
1071
1072 void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
1073 {
1074     event.Enable( CanPaste() );
1075 }
1076
1077 void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
1078 {
1079     event.Enable( CanUndo() );
1080 }
1081
1082 void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
1083 {
1084     event.Enable( CanRedo() );
1085 }
1086
1087 void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event)
1088 {
1089     long from, to;
1090
1091     GetSelection( &from, &to );
1092     event.Enable( from != -1 && to != -1 && from != to && IsEditable() ) ;
1093 }
1094
1095 void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event)
1096 {
1097     event.Enable(GetLastPosition() > 0);
1098 }
1099
1100 // CS: Context Menus only work with MLTE implementations or non-multiline HIViews at the moment
1101
1102 void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
1103 {
1104     if ( GetPeer()->HasOwnContextMenu() )
1105     {
1106         event.Skip() ;
1107         return ;
1108     }
1109
1110     if (m_privateContextMenu == NULL)
1111     {
1112         m_privateContextMenu = new wxMenu;
1113         m_privateContextMenu->Append(wxID_UNDO, _("&Undo"));
1114         m_privateContextMenu->Append(wxID_REDO, _("&Redo"));
1115         m_privateContextMenu->AppendSeparator();
1116         m_privateContextMenu->Append(wxID_CUT, _("Cu&t"));
1117         m_privateContextMenu->Append(wxID_COPY, _("&Copy"));
1118         m_privateContextMenu->Append(wxID_PASTE, _("&Paste"));
1119         m_privateContextMenu->Append(wxID_CLEAR, _("&Delete"));
1120         m_privateContextMenu->AppendSeparator();
1121         m_privateContextMenu->Append(wxID_SELECTALL, _("Select &All"));
1122     }
1123
1124     if (m_privateContextMenu != NULL)
1125         PopupMenu(m_privateContextMenu);
1126 }
1127
1128 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
1129 {
1130     if ( !GetPeer()->SetupCursor( pt ) )
1131         return wxWindow::MacSetupCursor( pt ) ;
1132     else
1133         return true ;
1134 }
1135
1136 #if !TARGET_API_MAC_OSX
1137
1138 // user pane implementation
1139
1140 void wxTextCtrl::MacControlUserPaneDrawProc(wxInt16 part)
1141 {
1142     GetPeer()->MacControlUserPaneDrawProc( part ) ;
1143 }
1144
1145 wxInt16 wxTextCtrl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
1146 {
1147     return GetPeer()->MacControlUserPaneHitTestProc( x , y ) ;
1148 }
1149
1150 wxInt16 wxTextCtrl::MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc)
1151 {
1152     return GetPeer()->MacControlUserPaneTrackingProc( x , y , actionProc ) ;
1153 }
1154
1155 void wxTextCtrl::MacControlUserPaneIdleProc()
1156 {
1157     GetPeer()->MacControlUserPaneIdleProc( ) ;
1158 }
1159
1160 wxInt16 wxTextCtrl::MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
1161 {
1162     return GetPeer()->MacControlUserPaneKeyDownProc( keyCode , charCode , modifiers ) ;
1163 }
1164
1165 void wxTextCtrl::MacControlUserPaneActivateProc(bool activating)
1166 {
1167     GetPeer()->MacControlUserPaneActivateProc( activating ) ;
1168 }
1169
1170 wxInt16 wxTextCtrl::MacControlUserPaneFocusProc(wxInt16 action)
1171 {
1172     return GetPeer()->MacControlUserPaneFocusProc( action ) ;
1173 }
1174
1175 void wxTextCtrl::MacControlUserPaneBackgroundProc(void* info)
1176 {
1177     GetPeer()->MacControlUserPaneBackgroundProc( info ) ;
1178 }
1179
1180 #endif
1181
1182 // ----------------------------------------------------------------------------
1183 // implementation base class
1184 // ----------------------------------------------------------------------------
1185
1186 wxMacTextControl::wxMacTextControl(wxTextCtrl* peer) :
1187     wxMacControl( peer )
1188 {
1189 }
1190
1191 wxMacTextControl::~wxMacTextControl()
1192 {
1193 }
1194
1195 void wxMacTextControl::SetStyle(long start, long end, const wxTextAttr& style)
1196 {
1197 }
1198
1199 void wxMacTextControl::Copy()
1200 {
1201 }
1202
1203 void wxMacTextControl::Cut()
1204 {
1205 }
1206
1207 void wxMacTextControl::Paste()
1208 {
1209 }
1210
1211 bool wxMacTextControl::CanPaste() const
1212 {
1213     return false ;
1214 }
1215
1216 void wxMacTextControl::SetEditable(bool editable)
1217 {
1218 }
1219
1220 wxTextPos wxMacTextControl::GetLastPosition() const
1221 {
1222     return GetStringValue().length() ;
1223 }
1224
1225 void wxMacTextControl::Replace( long from , long to , const wxString &val )
1226 {
1227     SetSelection( from , to ) ;
1228     WriteText( val ) ;
1229 }
1230
1231 void wxMacTextControl::Remove( long from , long to )
1232 {
1233     SetSelection( from , to ) ;
1234     WriteText( wxEmptyString) ;
1235 }
1236
1237 void wxMacTextControl::Clear()
1238 {
1239     SetStringValue( wxEmptyString ) ;
1240 }
1241
1242 bool wxMacTextControl::CanUndo() const
1243 {
1244     return false ;
1245 }
1246
1247 void wxMacTextControl::Undo()
1248 {
1249 }
1250
1251 bool wxMacTextControl::CanRedo()  const
1252 {
1253     return false ;
1254 }
1255
1256 void wxMacTextControl::Redo()
1257 {
1258 }
1259
1260 long wxMacTextControl::XYToPosition(long x, long y) const
1261 {
1262     return 0 ;
1263 }
1264
1265 bool wxMacTextControl::PositionToXY(long pos, long *x, long *y) const
1266 {
1267     return false ;
1268 }
1269
1270 void wxMacTextControl::ShowPosition( long WXUNUSED(pos) )
1271 {
1272 }
1273
1274 int wxMacTextControl::GetNumberOfLines() const
1275 {
1276     ItemCount lines = 0 ;
1277     wxString content = GetStringValue() ;
1278     lines = 1;
1279
1280     for (size_t i = 0; i < content.length() ; i++)
1281     {
1282         if (content[i] == '\r')
1283             lines++;
1284     }
1285
1286     return lines ;
1287 }
1288
1289 wxString wxMacTextControl::GetLineText(long lineNo) const
1290 {
1291     // TODO: change this if possible to reflect real lines
1292     wxString content = GetStringValue() ;
1293
1294     // Find line first
1295     int count = 0;
1296     for (size_t i = 0; i < content.length() ; i++)
1297     {
1298         if (count == lineNo)
1299         {
1300             // Add chars in line then
1301             wxString tmp;
1302
1303             for (size_t j = i; j < content.length(); j++)
1304             {
1305                 if (content[j] == '\n')
1306                     return tmp;
1307
1308                 tmp += content[j];
1309             }
1310
1311             return tmp;
1312         }
1313
1314         if (content[i] == '\n')
1315             count++;
1316     }
1317
1318     return wxEmptyString ;
1319 }
1320
1321 int wxMacTextControl::GetLineLength(long lineNo) const
1322 {
1323     // TODO: change this if possible to reflect real lines
1324     wxString content = GetStringValue() ;
1325
1326     // Find line first
1327     int count = 0;
1328     for (size_t i = 0; i < content.length() ; i++)
1329     {
1330         if (count == lineNo)
1331         {
1332             // Count chars in line then
1333             count = 0;
1334             for (size_t j = i; j < content.length(); j++)
1335             {
1336                 count++;
1337                 if (content[j] == '\n')
1338                     return count;
1339             }
1340
1341             return count;
1342         }
1343
1344         if (content[i] == '\n')
1345             count++;
1346     }
1347
1348     return 0 ;
1349 }
1350
1351 // ----------------------------------------------------------------------------
1352 // standard unicode control implementation
1353 // ----------------------------------------------------------------------------
1354
1355 #if TARGET_API_MAC_OSX
1356
1357 wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
1358     const wxString& str,
1359     const wxPoint& pos,
1360     const wxSize& size, long style )
1361     : wxMacTextControl( wxPeer )
1362 {
1363     m_font = wxPeer->GetFont() ;
1364     m_windowStyle = style ;
1365     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
1366     wxString st = str ;
1367     wxMacConvertNewlines10To13( &st ) ;
1368     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
1369     CFStringRef cfr = cf ;
1370     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;
1371     m_valueTag = isPassword ? kControlEditTextPasswordCFStringTag : kControlEditTextCFStringTag ;
1372
1373     OSStatus err = CreateEditUnicodeTextControl(
1374         MAC_WXHWND(wxPeer->MacGetTopLevelWindowRef()), &bounds , cfr ,
1375         isPassword , NULL , &m_controlRef ) ;
1376     verify_noerr( err );
1377
1378     if ( !(m_windowStyle & wxTE_MULTILINE) )
1379         SetData<Boolean>( kControlEditTextPart , kControlEditTextSingleLineTag , true ) ;
1380 }
1381
1382 wxMacUnicodeTextControl::~wxMacUnicodeTextControl()
1383 {
1384 }
1385
1386 void wxMacUnicodeTextControl::VisibilityChanged(bool shown)
1387 {
1388     if ( !(m_windowStyle & wxTE_MULTILINE) && shown )
1389     {
1390         // work around a refresh issue insofar as not always the entire content is shown,
1391         // even if this would be possible
1392         ControlEditTextSelectionRec sel ;
1393         CFStringRef value = NULL ;
1394
1395         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1396         verify_noerr( GetData<CFStringRef>( 0, m_valueTag, &value ) );
1397         verify_noerr( SetData<CFStringRef>( 0, m_valueTag, &value ) );
1398         verify_noerr( SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1399
1400         CFRelease( value ) ;
1401     }
1402 }
1403
1404 wxString wxMacUnicodeTextControl::GetStringValue() const
1405 {
1406     wxString result ;
1407     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1408     if ( value )
1409     {
1410         wxMacCFStringHolder cf(value) ;
1411         result = cf.AsString() ;
1412     }
1413
1414 #if '\n' == 10
1415     wxMacConvertNewlines13To10( &result ) ;
1416 #else
1417     wxMacConvertNewlines10To13( &result ) ;
1418 #endif
1419
1420     return result ;
1421 }
1422
1423 void wxMacUnicodeTextControl::SetStringValue( const wxString &str )
1424 {
1425     wxString st = str ;
1426     wxMacConvertNewlines10To13( &st ) ;
1427     wxMacCFStringHolder cf( st , m_font.GetEncoding() ) ;
1428     verify_noerr( SetData<CFStringRef>( 0, m_valueTag , cf ) ) ;
1429 }
1430
1431 void wxMacUnicodeTextControl::Copy()
1432 {
1433     SendHICommand( kHICommandCopy ) ;
1434 }
1435
1436 void wxMacUnicodeTextControl::Cut()
1437 {
1438     SendHICommand( kHICommandCut ) ;
1439 }
1440
1441 void wxMacUnicodeTextControl::Paste()
1442 {
1443     SendHICommand( kHICommandPaste ) ;
1444 }
1445
1446 bool wxMacUnicodeTextControl::CanPaste() const
1447 {
1448     return true ;
1449 }
1450
1451 void wxMacUnicodeTextControl::SetEditable(bool editable)
1452 {
1453 #if 0 // leads to problem because text cannot be selected anymore
1454     SetData<Boolean>( kControlEditTextPart , kControlEditTextLockedTag , (Boolean) !editable ) ;
1455 #endif
1456 }
1457
1458 void wxMacUnicodeTextControl::GetSelection( long* from, long* to ) const
1459 {
1460     ControlEditTextSelectionRec sel ;
1461     verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ) ;
1462     if ( from )
1463         *from = sel.selStart ;
1464     if ( to )
1465         *to = sel.selEnd ;
1466 }
1467
1468 void wxMacUnicodeTextControl::SetSelection( long from , long to )
1469 {
1470     ControlEditTextSelectionRec sel ;
1471     if ((from == -1) && (to == -1))
1472     {
1473         from = 0 ;
1474         to = 32767 ; // sel has 16 bit signed values, max is 32767
1475     }
1476
1477     sel.selStart = from ;
1478     sel.selEnd = to ;
1479     SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ;
1480 }
1481
1482 void wxMacUnicodeTextControl::WriteText( const wxString& str )
1483 {
1484     wxString st = str ;
1485     wxMacConvertNewlines10To13( &st ) ;
1486
1487 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
1488         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
1489         CFStringRef value = cf ;
1490         SetData<CFStringRef>( 0, kControlEditTextInsertCFStringRefTag, &value );
1491 #else
1492         wxString val = GetStringValue() ;
1493         long start , end ;
1494         GetSelection( &start , &end ) ;
1495         val.Remove( start , end - start ) ;
1496         val.insert( start , str ) ;
1497         SetStringValue( val ) ;
1498         SetSelection( start + str.length() , start + str.length() ) ;
1499 #endif
1500 }
1501
1502 #endif
1503
1504 // ----------------------------------------------------------------------------
1505 // MLTE control implementation (common part)
1506 // ----------------------------------------------------------------------------
1507
1508 // if MTLE is read only, no changes at all are allowed, not even from
1509 // procedural API, in order to allow changes via API all the same we must undo
1510 // the readonly status while we are executing, this class helps to do so
1511
1512 class wxMacEditHelper
1513 {
1514 public :
1515     wxMacEditHelper( TXNObject txn )
1516     {
1517         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1518         m_txn = txn ;
1519         TXNGetTXNObjectControls( m_txn , 1 , tag , m_data ) ;
1520         if ( m_data[0].uValue == kTXNReadOnly )
1521         {
1522             TXNControlData data[] = { { kTXNReadWrite } } ;
1523             TXNSetTXNObjectControls( m_txn , false , 1 , tag , data ) ;
1524         }
1525     }
1526
1527     ~wxMacEditHelper()
1528     {
1529         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1530         if ( m_data[0].uValue == kTXNReadOnly )
1531             TXNSetTXNObjectControls( m_txn , false , 1 , tag , m_data ) ;
1532     }
1533
1534 protected :
1535     TXNObject m_txn ;
1536     TXNControlData m_data[1] ;
1537 } ;
1538
1539 wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer )
1540     : wxMacTextControl( peer )
1541 {
1542     SetNeedsFocusRect( true ) ;
1543 }
1544
1545 wxString wxMacMLTEControl::GetStringValue() const
1546 {
1547     wxString result ;
1548     OSStatus err ;
1549     Size actualSize = 0;
1550
1551     {
1552 #if wxUSE_UNICODE
1553         Handle theText ;
1554         err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNUnicodeTextData );
1555
1556         // all done
1557         if ( err != noErr )
1558         {
1559             actualSize = 0 ;
1560         }
1561         else
1562         {
1563             actualSize = GetHandleSize( theText ) / sizeof(UniChar) ;
1564             if ( actualSize > 0 )
1565             {
1566                 wxChar *ptr = NULL ;
1567
1568 #if SIZEOF_WCHAR_T == 2
1569                 ptr = new wxChar[actualSize + 1] ;
1570                 wxStrncpy( ptr , (wxChar*)(*theText) , actualSize ) ;
1571 #else
1572                 SetHandleSize( theText, (actualSize + 1) * sizeof(UniChar) ) ;
1573                 HLock( theText ) ;
1574                 (((UniChar*)*theText)[actualSize]) = 0 ;
1575                 wxMBConvUTF16 converter ;
1576                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
1577                 ptr = new wxChar[noChars + 1] ;
1578
1579                 noChars = converter.MB2WC( ptr , (const char*)*theText , noChars ) ;
1580                 ptr[noChars] = 0 ;
1581                 HUnlock( theText ) ;
1582 #endif
1583
1584                 ptr[actualSize] = 0 ;
1585                 result = wxString( ptr ) ;
1586                 delete [] ptr ;
1587             }
1588
1589             DisposeHandle( theText ) ;
1590         }
1591 #else
1592         Handle theText ;
1593         err = TXNGetDataEncoded( m_txn , kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1594
1595         // all done
1596         if ( err != noErr )
1597         {
1598             actualSize = 0 ;
1599         }
1600         else
1601         {
1602             actualSize = GetHandleSize( theText ) ;
1603             if ( actualSize > 0 )
1604             {
1605                 HLock( theText ) ;
1606                 result = wxString( *theText , wxConvLocal , actualSize ) ;
1607                 HUnlock( theText ) ;
1608             }
1609
1610             DisposeHandle( theText ) ;
1611         }
1612 #endif
1613     }
1614
1615 #if '\n' == 10
1616     wxMacConvertNewlines13To10( &result ) ;
1617 #else
1618     wxMacConvertNewlines10To13( &result ) ;
1619 #endif
1620
1621     return result ;
1622 }
1623
1624 void wxMacMLTEControl::SetStringValue( const wxString &str )
1625 {
1626     wxString st = str;
1627     wxMacConvertNewlines10To13( &st );
1628
1629     {
1630         wxMacWindowClipper c( m_peer );
1631
1632         {
1633             wxMacEditHelper help( m_txn );
1634             SetTXNData( st, kTXNStartOffset, kTXNEndOffset );
1635         }
1636
1637         TXNSetSelection( m_txn, 0, 0 );
1638         TXNShowSelection( m_txn, kTXNShowStart );
1639     }
1640 }
1641
1642 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
1643 {
1644     TXNFrameOptions frameOptions = kTXNDontDrawCaretWhenInactiveMask;
1645
1646 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
1647     frameOptions |= kTXNDoFontSubstitutionMask;
1648 #endif
1649
1650     if ( ! (wxStyle & wxTE_NOHIDESEL) )
1651         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
1652
1653     if ( wxStyle & (wxHSCROLL | wxTE_DONTWRAP) )
1654         frameOptions |= kTXNWantHScrollBarMask ;
1655
1656     if ( wxStyle & wxTE_MULTILINE )
1657     {
1658         frameOptions |= kTXNAlwaysWrapAtViewEdgeMask ;
1659
1660         if ( !(wxStyle & wxTE_NO_VSCROLL) )
1661         {
1662             frameOptions |= kTXNWantVScrollBarMask ;
1663
1664             // The following code causes drawing problems on 10.4. Perhaps it can be restored for
1665             // older versions of the OS, but I'm not sure it's appropriate to put a grow icon here
1666             // anyways, as AFAIK users can't actually use it to resize the text ctrl.
1667 //            if ( frameOptions & kTXNWantHScrollBarMask )
1668 //                frameOptions |= kTXNDrawGrowIconMask ;
1669         }
1670     }
1671     else
1672     {
1673         frameOptions |= kTXNSingleLineOnlyMask ;
1674     }
1675
1676     return frameOptions ;
1677 }
1678
1679 void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, bool visible )
1680 {
1681     TXNControlTag iControlTags[] =
1682         {
1683             kTXNDoFontSubstitution,
1684             kTXNWordWrapStateTag ,
1685         };
1686     TXNControlData iControlData[] =
1687         {
1688             { true },
1689             { kTXNNoAutoWrap },
1690         };
1691
1692     int toptag = WXSIZEOF( iControlTags ) ;
1693
1694     if ( m_windowStyle & wxTE_MULTILINE )
1695     {
1696         iControlData[1].uValue =
1697             (m_windowStyle & wxTE_DONTWRAP)
1698             ? kTXNNoAutoWrap
1699             : kTXNAutoWrap;
1700     }
1701
1702     OSStatus err = TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) ;
1703     verify_noerr( err );
1704
1705     // setting the default font:
1706     // under 10.2 this causes a visible caret, therefore we avoid it
1707
1708     if ( UMAGetSystemVersion() >= 0x1030 )
1709     {
1710         Str255 fontName ;
1711         SInt16 fontSize ;
1712         Style fontStyle ;
1713
1714         GetThemeFont( kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1715
1716         TXNTypeAttributes typeAttr[] =
1717         {
1718             { kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
1719             { kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
1720             { kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , { (void*) normal } } ,
1721         } ;
1722
1723         err = TXNSetTypeAttributes(
1724             m_txn, sizeof(typeAttr) / sizeof(TXNTypeAttributes),
1725             typeAttr, kTXNStartOffset, kTXNEndOffset );
1726         verify_noerr( err );
1727     }
1728
1729     if ( m_windowStyle & wxTE_PASSWORD )
1730     {
1731         UniChar c = 0x00A5 ;
1732         err = TXNEchoMode( m_txn , c , 0 , true );
1733         verify_noerr( err );
1734     }
1735
1736     TXNBackground tback;
1737     tback.bgType = kTXNBackgroundTypeRGB;
1738     tback.bg.color = MAC_WXCOLORREF( background.GetPixel() );
1739     TXNSetBackground( m_txn , &tback );
1740
1741 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
1742     if ( UMAGetSystemVersion() >= 0x1040 )
1743     {
1744         TXNCommandEventSupportOptions options ;
1745         if ( TXNGetCommandEventSupport( m_txn, &options ) == noErr )
1746         {
1747             options |=
1748                 kTXNSupportEditCommandProcessing
1749                 | kTXNSupportEditCommandUpdating
1750                 | kTXNSupportSpellCheckCommandProcessing
1751                 | kTXNSupportSpellCheckCommandUpdating
1752                 | kTXNSupportFontCommandProcessing
1753                 | kTXNSupportFontCommandUpdating;
1754
1755             TXNSetCommandEventSupport( m_txn , options ) ;
1756         }
1757     }
1758 #endif
1759 }
1760
1761 void wxMacMLTEControl::SetBackground( const wxBrush &brush )
1762 {
1763     // currently only solid background are supported
1764     TXNBackground tback;
1765
1766     tback.bgType = kTXNBackgroundTypeRGB;
1767     tback.bg.color = MAC_WXCOLORREF( brush.GetColour().GetPixel() );
1768     TXNSetBackground( m_txn , &tback );
1769 }
1770
1771 void wxMacMLTEControl::TXNSetAttribute( const wxTextAttr& style , long from , long to )
1772 {
1773     TXNTypeAttributes typeAttr[4] ;
1774     Str255 fontName = "\pMonaco" ;
1775     SInt16 fontSize = 12 ;
1776     Style fontStyle = normal ;
1777     RGBColor color ;
1778     int attrCount = 0 ;
1779
1780     if ( style.HasFont() )
1781     {
1782         const wxFont &font = style.GetFont() ;
1783         wxMacStringToPascal( font.GetFaceName() , fontName ) ;
1784         fontSize = font.GetPointSize() ;
1785         if ( font.GetUnderlined() )
1786             fontStyle |= underline ;
1787         if ( font.GetWeight() == wxBOLD )
1788             fontStyle |= bold ;
1789         if ( font.GetStyle() == wxITALIC )
1790             fontStyle |= italic ;
1791
1792         typeAttr[attrCount].tag = kTXNQDFontNameAttribute ;
1793         typeAttr[attrCount].size = kTXNQDFontNameAttributeSize ;
1794         typeAttr[attrCount].data.dataPtr = (void*)fontName ;
1795         attrCount++ ;
1796
1797         typeAttr[attrCount].tag = kTXNQDFontSizeAttribute ;
1798         typeAttr[attrCount].size = kTXNFontSizeAttributeSize ;
1799         typeAttr[attrCount].data.dataValue = (fontSize << 16) ;
1800         attrCount++ ;
1801
1802         typeAttr[attrCount].tag = kTXNQDFontStyleAttribute ;
1803         typeAttr[attrCount].size = kTXNQDFontStyleAttributeSize ;
1804         typeAttr[attrCount].data.dataValue = fontStyle ;
1805         attrCount++ ;
1806     }
1807
1808     if ( style.HasTextColour() )
1809     {
1810         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
1811
1812         typeAttr[attrCount].tag = kTXNQDFontColorAttribute ;
1813         typeAttr[attrCount].size = kTXNQDFontColorAttributeSize ;
1814         typeAttr[attrCount].data.dataPtr = (void*) &color ;
1815         attrCount++ ;
1816     }
1817
1818     if ( attrCount > 0 )
1819     {
1820         verify_noerr( TXNSetTypeAttributes( m_txn , attrCount , typeAttr, from , to ) );
1821     }
1822 }
1823
1824 void wxMacMLTEControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle )
1825 {
1826     wxMacEditHelper help( m_txn ) ;
1827     TXNSetAttribute( wxTextAttr( foreground, wxNullColour, font ), kTXNStartOffset, kTXNEndOffset ) ;
1828 }
1829
1830 void wxMacMLTEControl::SetStyle( long start, long end, const wxTextAttr& style )
1831 {
1832     wxMacEditHelper help( m_txn ) ;
1833     TXNSetAttribute( style, start, end ) ;
1834 }
1835
1836 void wxMacMLTEControl::Copy()
1837 {
1838     ClearCurrentScrap();
1839     TXNCopy( m_txn );
1840     TXNConvertToPublicScrap();
1841 }
1842
1843 void wxMacMLTEControl::Cut()
1844 {
1845     ClearCurrentScrap();
1846     TXNCut( m_txn );
1847     TXNConvertToPublicScrap();
1848 }
1849
1850 void wxMacMLTEControl::Paste()
1851 {
1852     TXNConvertFromPublicScrap();
1853     TXNPaste( m_txn );
1854 }
1855
1856 bool wxMacMLTEControl::CanPaste() const
1857 {
1858     return TXNIsScrapPastable() ;
1859 }
1860
1861 void wxMacMLTEControl::SetEditable(bool editable)
1862 {
1863     TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1864     TXNControlData data[] = { { editable ? kTXNReadWrite : kTXNReadOnly } } ;
1865     TXNSetTXNObjectControls( m_txn, false, WXSIZEOF(tag), tag, data ) ;
1866 }
1867
1868 wxTextPos wxMacMLTEControl::GetLastPosition() const
1869 {
1870     wxTextPos actualsize = 0 ;
1871
1872     Handle theText ;
1873     OSErr err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1874
1875     // all done
1876     if ( err == noErr )
1877     {
1878         actualsize = GetHandleSize( theText ) ;
1879         DisposeHandle( theText ) ;
1880     }
1881     else
1882     {
1883         actualsize = 0 ;
1884     }
1885
1886     return actualsize ;
1887 }
1888
1889 void wxMacMLTEControl::Replace( long from , long to , const wxString &str )
1890 {
1891     wxString value = str ;
1892     wxMacConvertNewlines10To13( &value ) ;
1893
1894     wxMacEditHelper help( m_txn ) ;
1895     wxMacWindowClipper c( m_peer ) ;
1896
1897     TXNSetSelection( m_txn, from, to ) ;
1898     TXNClear( m_txn ) ;
1899     SetTXNData( value, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
1900 }
1901
1902 void wxMacMLTEControl::Remove( long from , long to )
1903 {
1904     wxMacWindowClipper c( m_peer ) ;
1905     wxMacEditHelper help( m_txn ) ;
1906     TXNSetSelection( m_txn , from , to ) ;
1907     TXNClear( m_txn ) ;
1908 }
1909
1910 void wxMacMLTEControl::GetSelection( long* from, long* to) const
1911 {
1912     TXNGetSelection( m_txn , (TXNOffset*) from , (TXNOffset*) to ) ;
1913 }
1914
1915 void wxMacMLTEControl::SetSelection( long from , long to )
1916 {
1917     wxMacWindowClipper c( m_peer ) ;
1918
1919     // change the selection
1920     if ((from == -1) && (to == -1))
1921         TXNSelectAll( m_txn );
1922     else
1923         TXNSetSelection( m_txn, from, to );
1924
1925     TXNShowSelection( m_txn, kTXNShowStart );
1926 }
1927
1928 void wxMacMLTEControl::WriteText( const wxString& str )
1929 {
1930     wxString st = str ;
1931     wxMacConvertNewlines10To13( &st ) ;
1932
1933     long start , end , dummy ;
1934
1935     GetSelection( &start , &dummy ) ;
1936     wxMacWindowClipper c( m_peer ) ;
1937
1938     {
1939         wxMacEditHelper helper( m_txn ) ;
1940         SetTXNData( st, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
1941     }
1942
1943     GetSelection( &dummy, &end ) ;
1944
1945     // TODO: SetStyle( start , end , GetDefaultStyle() ) ;
1946 }
1947
1948 void wxMacMLTEControl::Clear()
1949 {
1950     wxMacWindowClipper c( m_peer ) ;
1951     wxMacEditHelper st( m_txn ) ;
1952     TXNSetSelection( m_txn , kTXNStartOffset , kTXNEndOffset ) ;
1953     TXNClear( m_txn ) ;
1954 }
1955
1956 bool wxMacMLTEControl::CanUndo() const
1957 {
1958     return TXNCanUndo( m_txn , NULL ) ;
1959 }
1960
1961 void wxMacMLTEControl::Undo()
1962 {
1963     TXNUndo( m_txn ) ;
1964 }
1965
1966 bool wxMacMLTEControl::CanRedo() const
1967 {
1968     return TXNCanRedo( m_txn , NULL ) ;
1969 }
1970
1971 void wxMacMLTEControl::Redo()
1972 {
1973     TXNRedo( m_txn ) ;
1974 }
1975
1976 int wxMacMLTEControl::GetNumberOfLines() const
1977 {
1978     ItemCount lines = 0 ;
1979     TXNGetLineCount( m_txn, &lines ) ;
1980
1981     return lines ;
1982 }
1983
1984 long wxMacMLTEControl::XYToPosition(long x, long y) const
1985 {
1986     Point curpt ;
1987     wxTextPos lastpos ;
1988
1989     // TODO: find a better implementation : while we can get the
1990     // line metrics of a certain line, we don't get its starting
1991     // position, so it would probably be rather a binary search
1992     // for the start position
1993     long xpos = 0, ypos = 0 ;
1994     int lastHeight = 0 ;
1995     ItemCount n ;
1996
1997     lastpos = GetLastPosition() ;
1998     for ( n = 0 ; n <= (ItemCount) lastpos ; ++n )
1999     {
2000         if ( y == ypos && x == xpos )
2001             return n ;
2002
2003         TXNOffsetToPoint( m_txn, n, &curpt ) ;
2004
2005         if ( curpt.v > lastHeight )
2006         {
2007             xpos = 0 ;
2008             if ( n > 0 )
2009                 ++ypos ;
2010
2011             lastHeight = curpt.v ;
2012         }
2013         else
2014             ++xpos ;
2015     }
2016
2017     return 0 ;
2018 }
2019
2020 bool wxMacMLTEControl::PositionToXY( long pos, long *x, long *y ) const
2021 {
2022     Point curpt ;
2023     wxTextPos lastpos ;
2024
2025     if ( y )
2026         *y = 0 ;
2027     if ( x )
2028         *x = 0 ;
2029
2030     lastpos = GetLastPosition() ;
2031     if ( pos <= lastpos )
2032     {
2033         // TODO: find a better implementation - while we can get the
2034         // line metrics of a certain line, we don't get its starting
2035         // position, so it would probably be rather a binary search
2036         // for the start position
2037         long xpos = 0, ypos = 0 ;
2038         int lastHeight = 0 ;
2039         ItemCount n ;
2040
2041         for ( n = 0 ; n <= (ItemCount) pos ; ++n )
2042         {
2043             TXNOffsetToPoint( m_txn, n, &curpt ) ;
2044
2045             if ( curpt.v > lastHeight )
2046             {
2047                 xpos = 0 ;
2048                 if ( n > 0 )
2049                     ++ypos ;
2050
2051                 lastHeight = curpt.v ;
2052             }
2053             else
2054                 ++xpos ;
2055         }
2056
2057         if ( y )
2058             *y = ypos ;
2059         if ( x )
2060             *x = xpos ;
2061     }
2062
2063     return false ;
2064 }
2065
2066 void wxMacMLTEControl::ShowPosition( long pos )
2067 {
2068 #if TARGET_RT_MAC_MACHO && defined(AVAILABLE_MAC_OS_X_VERSION_10_2_AND_LATER)
2069     {
2070         Point current, desired ;
2071         TXNOffset selstart, selend;
2072
2073         TXNGetSelection( m_txn, &selstart, &selend );
2074         TXNOffsetToPoint( m_txn, selstart, &current );
2075         TXNOffsetToPoint( m_txn, pos, &desired );
2076
2077         // TODO: use HIPoints for 10.3 and above
2078         if ( (UInt32)TXNScroll != (UInt32)kUnresolvedCFragSymbolAddress )
2079         {
2080             OSErr theErr = noErr;
2081             SInt32 dv = desired.v - current.v;
2082             SInt32 dh = desired.h - current.h;
2083             TXNShowSelection( m_txn, kTXNShowStart ) ; // NB: should this be kTXNShowStart or kTXNShowEnd ??
2084             theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels, &dv, &dh );
2085
2086             // there will be an error returned for classic MLTE implementation when the control is
2087             // invisible, but HITextView works correctly, so we don't assert that one
2088             // wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );
2089         }
2090     }
2091 #endif
2092 }
2093
2094 void wxMacMLTEControl::SetTXNData( const wxString& st, TXNOffset start, TXNOffset end )
2095 {
2096 #if wxUSE_UNICODE
2097 #if SIZEOF_WCHAR_T == 2
2098     size_t len = st.Len() ;
2099     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)st.wc_str(), len * 2, start, end );
2100 #else
2101     wxMBConvUTF16 converter ;
2102     ByteCount byteBufferLen = converter.WC2MB( NULL, st.wc_str(), 0 ) ;
2103     UniChar *unibuf = (UniChar*)malloc( byteBufferLen ) ;
2104     converter.WC2MB( (char*)unibuf, st.wc_str(), byteBufferLen ) ;
2105     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)unibuf, byteBufferLen, start, end ) ;
2106     free( unibuf ) ;
2107 #endif
2108 #else
2109     wxCharBuffer text = st.mb_str( wxConvLocal ) ;
2110     TXNSetData( m_txn, kTXNTextData, (void*)text.data(), strlen( text ), start, end ) ;
2111 #endif
2112 }
2113
2114 wxString wxMacMLTEControl::GetLineText(long lineNo) const
2115 {
2116     wxString line ;
2117
2118     if ( lineNo < GetNumberOfLines() )
2119     {
2120         Point firstPoint;
2121         Fixed lineWidth, lineHeight, currentHeight;
2122         long ypos ;
2123
2124         // get the first possible position in the control
2125         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2126
2127         // Iterate through the lines until we reach the one we want,
2128         // adding to our current y pixel point position
2129         ypos = 0 ;
2130         currentHeight = 0;
2131         while (ypos < lineNo)
2132         {
2133             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2134             currentHeight += lineHeight;
2135         }
2136
2137         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2138         TXNOffset theOffset;
2139         TXNPointToOffset(m_txn, thePoint, &theOffset);
2140
2141         wxString content = GetStringValue() ;
2142         Point currentPoint = thePoint;
2143         while (thePoint.v == currentPoint.v && theOffset < content.length())
2144         {
2145             line += content[theOffset];
2146             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2147         }
2148     }
2149
2150     return line ;
2151 }
2152
2153 int wxMacMLTEControl::GetLineLength(long lineNo) const
2154 {
2155     int theLength = 0;
2156
2157     if ( lineNo < GetNumberOfLines() )
2158     {
2159         Point firstPoint;
2160         Fixed lineWidth, lineHeight, currentHeight;
2161         long ypos;
2162
2163         // get the first possible position in the control
2164         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2165
2166         // Iterate through the lines until we reach the one we want,
2167         // adding to our current y pixel point position
2168         ypos = 0;
2169         currentHeight = 0;
2170         while (ypos < lineNo)
2171         {
2172             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2173             currentHeight += lineHeight;
2174         }
2175
2176         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2177         TXNOffset theOffset;
2178         TXNPointToOffset(m_txn, thePoint, &theOffset);
2179
2180         wxString content = GetStringValue() ;
2181         Point currentPoint = thePoint;
2182         while (thePoint.v == currentPoint.v && theOffset < content.length())
2183         {
2184             ++theLength;
2185             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2186         }
2187     }
2188
2189     return theLength ;
2190 }
2191
2192 // ----------------------------------------------------------------------------
2193 // MLTE control implementation (classic part)
2194 // ----------------------------------------------------------------------------
2195
2196 // OS X Notes : We still don't have a full replacement for MLTE, so this implementation
2197 // has to live on. We have different problems coming from outdated implementations on the
2198 // various OS X versions. Most deal with the scrollbars: they are not correctly embedded
2199 // while this can be solved on 10.3 by reassigning them the correct place, on 10.2 there is
2200 // no way out, therefore we are using our own implementation and our own scrollbars ....
2201
2202 #ifdef __WXMAC_OSX__
2203
2204 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
2205 ControlActionUPP gTXNScrollActionProc = NULL ;
2206
2207 pascal void wxMacMLTEClassicControl::TXNScrollInfoProc(
2208     SInt32 iValue, SInt32 iMaximumValue,
2209     TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon )
2210 {
2211     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
2212     SInt32 value =  wxMax( iValue , 0 ) ;
2213     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;
2214
2215     if ( iScrollBarOrientation == kTXNHorizontal )
2216     {
2217         if ( mlte->m_sbHorizontal )
2218         {
2219             SetControl32BitValue( mlte->m_sbHorizontal , value ) ;
2220             SetControl32BitMaximum( mlte->m_sbHorizontal , maximum ) ;
2221             mlte->m_lastHorizontalValue = value ;
2222         }
2223     }
2224     else if ( iScrollBarOrientation == kTXNVertical )
2225     {
2226         if ( mlte->m_sbVertical )
2227         {
2228             SetControl32BitValue( mlte->m_sbVertical , value ) ;
2229             SetControl32BitMaximum( mlte->m_sbVertical , maximum ) ;
2230             mlte->m_lastVerticalValue = value ;
2231         }
2232     }
2233 }
2234
2235 pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode )
2236 {
2237     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
2238     if ( mlte == NULL )
2239         return ;
2240
2241     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )
2242         return ;
2243
2244     OSStatus err ;
2245     bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ;
2246
2247     SInt32 minimum = 0 ;
2248     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
2249     SInt32 value = GetControl32BitValue( controlRef ) ;
2250     SInt32 delta = 0;
2251
2252     switch ( partCode )
2253     {
2254         case kControlDownButtonPart :
2255             delta = 10 ;
2256             break ;
2257
2258         case kControlUpButtonPart :
2259             delta = -10 ;
2260             break ;
2261
2262         case kControlPageDownPart :
2263             delta = GetControlViewSize( controlRef ) ;
2264             break ;
2265
2266         case kControlPageUpPart :
2267             delta = -GetControlViewSize( controlRef ) ;
2268             break ;
2269
2270         case kControlIndicatorPart :
2271             delta = value - (isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue) ;
2272             break ;
2273
2274         default :
2275             break ;
2276     }
2277
2278     if ( delta != 0 )
2279     {
2280         SInt32 newValue = value ;
2281
2282         if ( partCode != kControlIndicatorPart )
2283         {
2284             if ( value + delta < minimum )
2285                 delta = minimum - value ;
2286             if ( value + delta > maximum )
2287                 delta = maximum - value ;
2288
2289             SetControl32BitValue( controlRef , value + delta ) ;
2290             newValue = value + delta ;
2291         }
2292
2293         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
2294         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;
2295
2296         err = TXNScroll(
2297             mlte->m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
2298             &verticalDelta, &horizontalDelta );
2299         verify_noerr( err );
2300
2301         if ( isHorizontal )
2302             mlte->m_lastHorizontalValue = newValue ;
2303         else
2304             mlte->m_lastVerticalValue = newValue ;
2305     }
2306 }
2307 #endif
2308
2309 // make correct activations
2310 void wxMacMLTEClassicControl::MacActivatePaneText(bool setActive)
2311 {
2312     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2313
2314     wxMacWindowClipper clipper( textctrl ) ;
2315     TXNActivate( m_txn, m_txnFrameID, setActive );
2316
2317     ControlRef controlFocus = 0 ;
2318     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2319     if ( controlFocus == m_controlRef )
2320         TXNFocus( m_txn, setActive );
2321 }
2322
2323 void wxMacMLTEClassicControl::MacFocusPaneText(bool setFocus)
2324 {
2325     TXNFocus( m_txn, setFocus );
2326 }
2327
2328 // guards against inappropriate redraw (hidden objects drawing onto window)
2329
2330 void wxMacMLTEClassicControl::MacSetObjectVisibility(bool vis)
2331 {
2332     ControlRef controlFocus = 0 ;
2333     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2334
2335     if ( !vis && (controlFocus == m_controlRef ) )
2336         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
2337
2338     TXNControlTag iControlTags[1] = { kTXNVisibilityTag };
2339     TXNControlData iControlData[1] = { { (UInt32)false } };
2340
2341     verify_noerr( TXNGetTXNObjectControls( m_txn , 1, iControlTags, iControlData ) ) ;
2342
2343     if ( iControlData[0].uValue != vis )
2344     {
2345         iControlData[0].uValue = vis ;
2346         verify_noerr( TXNSetTXNObjectControls( m_txn, false , 1, iControlTags, iControlData ) ) ;
2347     }
2348
2349     // currently, we always clip as partial visibility (overlapped) visibility is also a problem,
2350     // if we run into further problems we might set the FrameBounds to an empty rect here
2351 }
2352
2353 // make sure that the TXNObject is at the right position
2354
2355 void wxMacMLTEClassicControl::MacUpdatePosition()
2356 {
2357     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2358     if ( textctrl == NULL )
2359         return ;
2360
2361     Rect bounds ;
2362     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2363
2364     wxRect visRect = textctrl->MacGetClippedClientRect() ;
2365     Rect visBounds = { visRect.y , visRect.x , visRect.y + visRect.height , visRect.x + visRect.width } ;
2366     int x , y ;
2367     x = y = 0 ;
2368     textctrl->MacWindowToRootWindow( &x , &y ) ;
2369     OffsetRect( &visBounds , x , y ) ;
2370
2371     if ( !EqualRect( &bounds, &m_txnControlBounds ) || !EqualRect( &visBounds, &m_txnVisBounds ) )
2372     {
2373         m_txnControlBounds = bounds ;
2374         m_txnVisBounds = visBounds ;
2375         wxMacWindowClipper cl( textctrl ) ;
2376
2377 #ifdef __WXMAC_OSX__
2378         bool isCompositing = textctrl->MacGetTopLevelWindow()->MacUsesCompositing() ;
2379         if ( m_sbHorizontal || m_sbVertical )
2380         {
2381             int w = bounds.right - bounds.left ;
2382             int h = bounds.bottom - bounds.top ;
2383
2384             if ( m_sbHorizontal )
2385             {
2386                 Rect sbBounds ;
2387
2388                 sbBounds.left = -1 ;
2389                 sbBounds.top = h - 14 ;
2390                 sbBounds.right = w + 1 ;
2391                 sbBounds.bottom = h + 1 ;
2392
2393                 if ( !isCompositing )
2394                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2395
2396                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
2397                 SetControlViewSize( m_sbHorizontal , w ) ;
2398             }
2399
2400             if ( m_sbVertical )
2401             {
2402                 Rect sbBounds ;
2403
2404                 sbBounds.left = w - 14 ;
2405                 sbBounds.top = -1 ;
2406                 sbBounds.right = w + 1 ;
2407                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1 ;
2408
2409                 if ( !isCompositing )
2410                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2411
2412                 SetControlBounds( m_sbVertical , &sbBounds ) ;
2413                 SetControlViewSize( m_sbVertical , h ) ;
2414             }
2415         }
2416
2417         Rect oldviewRect ;
2418         TXNLongRect olddestRect ;
2419         TXNGetRectBounds( m_txn , &oldviewRect , &olddestRect , NULL ) ;
2420
2421         Rect viewRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2422             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2423             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2424         TXNLongRect destRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2425             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2426             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2427
2428         if ( olddestRect.right >= 10000 )
2429             destRect.right = destRect.left + 32000 ;
2430
2431         if ( olddestRect.bottom >= 0x20000000 )
2432             destRect.bottom = destRect.top + 0x40000000 ;
2433
2434         SectRect( &viewRect , &visBounds , &viewRect ) ;
2435         TXNSetRectBounds( m_txn , &viewRect , &destRect , true ) ;
2436
2437 #if 0
2438         TXNSetFrameBounds(
2439             m_txn,
2440             m_txnControlBounds.top,
2441             m_txnControlBounds.left,
2442             m_txnControlBounds.bottom - (m_sbHorizontal ? 14 : 0),
2443             m_txnControlBounds.right - (m_sbVertical ? 14 : 0),
2444             m_txnFrameID );
2445 #endif
2446 #else
2447
2448         TXNSetFrameBounds(
2449             m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
2450             wxMax( m_txnControlBounds.bottom, m_txnControlBounds.top ),
2451             wxMax( m_txnControlBounds.right, m_txnControlBounds.left ), m_txnFrameID );
2452 #endif
2453
2454         // the SetFrameBounds method under Classic sometimes does not correctly scroll a selection into sight after a
2455         // movement, therefore we have to force it
2456
2457         // this problem has been reported in OSX as well, so we use this here once again
2458
2459         TXNLongRect textRect ;
2460         TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;
2461         if ( textRect.left < m_txnControlBounds.left )
2462             TXNShowSelection( m_txn , kTXNShowStart ) ;
2463     }
2464 }
2465
2466 void wxMacMLTEClassicControl::SetRect( Rect *r )
2467 {
2468     wxMacControl::SetRect( r ) ;
2469     MacUpdatePosition() ;
2470 }
2471
2472 void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart)
2473 {
2474     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2475     if ( textctrl == NULL )
2476         return ;
2477
2478     if ( textctrl->MacIsReallyShown() )
2479     {
2480         wxMacWindowClipper clipper( textctrl ) ;
2481         TXNDraw( m_txn , NULL ) ;
2482     }
2483 }
2484
2485 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
2486 {
2487     Point where = { y , x } ;
2488     ControlPartCode result = kControlNoPart;
2489
2490     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2491     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2492     {
2493         if (PtInRect( where, &m_txnControlBounds ))
2494         {
2495             result = kControlEditTextPart ;
2496         }
2497         else
2498         {
2499             // sometimes we get the coords also in control local coordinates, therefore test again
2500             if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2501             {
2502                 int x = 0 , y = 0 ;
2503                 textctrl->MacClientToRootWindow( &x , &y ) ;
2504                 where.h += x ;
2505                 where.v += y ;
2506             }
2507
2508             if (PtInRect( where, &m_txnControlBounds ))
2509                 result = kControlEditTextPart ;
2510         }
2511     }
2512
2513     return result;
2514 }
2515
2516 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* actionProc )
2517 {
2518     ControlPartCode result = kControlNoPart;
2519
2520     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2521     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2522     {
2523         Point startPt = { y , x } ;
2524         // for compositing, we must convert these into toplevel window coordinates, because hittesting expects them
2525         if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2526         {
2527             int x = 0 , y = 0 ;
2528             textctrl->MacClientToRootWindow( &x , &y ) ;
2529             startPt.h += x ;
2530             startPt.v += y ;
2531         }
2532
2533         switch (MacControlUserPaneHitTestProc( startPt.h , startPt.v ))
2534         {
2535             case kControlEditTextPart :
2536             {
2537                 wxMacWindowClipper clipper( textctrl ) ;
2538                 EventRecord rec ;
2539
2540                 ConvertEventRefToEventRecord( (EventRef) wxTheApp->MacGetCurrentEvent() , &rec ) ;
2541                 TXNClick( m_txn, &rec );
2542             }
2543                 break;
2544
2545             default :
2546                 break;
2547         }
2548     }
2549
2550     return result;
2551 }
2552
2553 void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
2554 {
2555     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2556     if ( textctrl == NULL )
2557         return ;
2558
2559     if (textctrl->MacIsReallyShown())
2560     {
2561         if (IsControlActive(m_controlRef))
2562         {
2563             Point mousep;
2564
2565             wxMacWindowClipper clipper( textctrl ) ;
2566             GetMouse(&mousep);
2567
2568             TXNIdle(m_txn);
2569
2570             if (PtInRect(mousep, &m_txnControlBounds))
2571             {
2572                 RgnHandle theRgn = NewRgn();
2573                 RectRgn(theRgn, &m_txnControlBounds);
2574                 TXNAdjustCursor(m_txn, theRgn);
2575                 DisposeRgn(theRgn);
2576             }
2577         }
2578     }
2579 }
2580
2581 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
2582 {
2583     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2584     if ( textctrl == NULL )
2585         return kControlNoPart;
2586
2587     wxMacWindowClipper clipper( textctrl ) ;
2588
2589     EventRecord ev ;
2590     memset( &ev , 0 , sizeof( ev ) ) ;
2591     ev.what = keyDown ;
2592     ev.modifiers = modifiers ;
2593     ev.message = ((keyCode << 8) & keyCodeMask) | (charCode & charCodeMask);
2594     TXNKeyDown( m_txn , &ev );
2595
2596     return kControlEntireControl;
2597 }
2598
2599 void wxMacMLTEClassicControl::MacControlUserPaneActivateProc(bool activating)
2600 {
2601     MacActivatePaneText( activating );
2602 }
2603
2604 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)
2605 {
2606     ControlPartCode focusResult = kControlFocusNoPart;
2607
2608     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2609     if ( textctrl == NULL )
2610         return focusResult;
2611
2612     wxMacWindowClipper clipper( textctrl ) ;
2613
2614     ControlRef controlFocus = NULL ;
2615     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2616     bool wasFocused = ( controlFocus == m_controlRef ) ;
2617
2618     switch (action)
2619     {
2620         case kControlFocusPrevPart:
2621         case kControlFocusNextPart:
2622             MacFocusPaneText( !wasFocused );
2623             focusResult = (!wasFocused ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart);
2624             break;
2625
2626         case kControlFocusNoPart:
2627         default:
2628             MacFocusPaneText( false );
2629             focusResult = kControlFocusNoPart;
2630             break;
2631     }
2632
2633     return focusResult;
2634 }
2635
2636 void wxMacMLTEClassicControl::MacControlUserPaneBackgroundProc( void *info )
2637 {
2638 }
2639
2640 wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
2641     const wxString& str,
2642     const wxPoint& pos,
2643     const wxSize& size, long style )
2644     : wxMacMLTEControl( wxPeer )
2645 {
2646     m_font = wxPeer->GetFont() ;
2647     m_windowStyle = style ;
2648     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2649
2650     short featureSet =
2651         kControlSupportsEmbedding | kControlSupportsFocus | kControlWantsIdle
2652         | kControlWantsActivate  | kControlHandlesTracking
2653 //    | kControlHasSpecialBackground
2654         | kControlGetsFocusOnClick | kControlSupportsLiveFeedback;
2655
2656    OSStatus err = ::CreateUserPaneControl(
2657         MAC_WXHWND(wxPeer->GetParent()->MacGetTopLevelWindowRef()),
2658         &bounds, featureSet, &m_controlRef );
2659     verify_noerr( err );
2660
2661     DoCreate();
2662
2663     AdjustCreationAttributes( *wxWHITE , true ) ;
2664
2665     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
2666
2667     {
2668         wxString st = str ;
2669         wxMacConvertNewlines10To13( &st ) ;
2670         wxMacWindowClipper clipper( m_peer ) ;
2671         SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2672         TXNSetSelection( m_txn, 0, 0 ) ;
2673     }
2674 }
2675
2676 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()
2677 {
2678     TXNDeleteObject( m_txn );
2679     m_txn = NULL ;
2680 }
2681
2682 void wxMacMLTEClassicControl::VisibilityChanged(bool shown)
2683 {
2684     MacSetObjectVisibility( shown ) ;
2685     wxMacControl::VisibilityChanged( shown ) ;
2686 }
2687
2688 void wxMacMLTEClassicControl::SuperChangedPosition()
2689 {
2690     MacUpdatePosition() ;
2691     wxMacControl::SuperChangedPosition() ;
2692 }
2693
2694 #ifdef __WXMAC_OSX__
2695
2696 ControlUserPaneDrawUPP gTPDrawProc = NULL;
2697 ControlUserPaneHitTestUPP gTPHitProc = NULL;
2698 ControlUserPaneTrackingUPP gTPTrackProc = NULL;
2699 ControlUserPaneIdleUPP gTPIdleProc = NULL;
2700 ControlUserPaneKeyDownUPP gTPKeyProc = NULL;
2701 ControlUserPaneActivateUPP gTPActivateProc = NULL;
2702 ControlUserPaneFocusUPP gTPFocusProc = NULL;
2703
2704 static pascal void wxMacControlUserPaneDrawProc(ControlRef control, SInt16 part)
2705 {
2706     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2707     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2708     if ( win )
2709         win->MacControlUserPaneDrawProc( part ) ;
2710 }
2711
2712 static pascal ControlPartCode wxMacControlUserPaneHitTestProc(ControlRef control, Point where)
2713 {
2714     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2715     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2716     if ( win )
2717         return win->MacControlUserPaneHitTestProc( where.h , where.v ) ;
2718     else
2719         return kControlNoPart ;
2720 }
2721
2722 static pascal ControlPartCode wxMacControlUserPaneTrackingProc(ControlRef control, Point startPt, ControlActionUPP actionProc)
2723 {
2724     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2725     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2726     if ( win )
2727         return win->MacControlUserPaneTrackingProc( startPt.h , startPt.v , (void*) actionProc ) ;
2728     else
2729         return kControlNoPart ;
2730 }
2731
2732 static pascal void wxMacControlUserPaneIdleProc(ControlRef control)
2733 {
2734     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2735     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2736     if ( win )
2737         win->MacControlUserPaneIdleProc() ;
2738 }
2739
2740 static pascal ControlPartCode wxMacControlUserPaneKeyDownProc(ControlRef control, SInt16 keyCode, SInt16 charCode, SInt16 modifiers)
2741 {
2742     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2743     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2744     if ( win )
2745         return win->MacControlUserPaneKeyDownProc( keyCode, charCode, modifiers ) ;
2746     else
2747         return kControlNoPart ;
2748 }
2749
2750 static pascal void wxMacControlUserPaneActivateProc(ControlRef control, Boolean activating)
2751 {
2752     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2753     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2754     if ( win )
2755         win->MacControlUserPaneActivateProc( activating ) ;
2756 }
2757
2758 static pascal ControlPartCode wxMacControlUserPaneFocusProc(ControlRef control, ControlFocusPart action)
2759 {
2760     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2761     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2762     if ( win )
2763         return win->MacControlUserPaneFocusProc( action ) ;
2764     else
2765         return kControlNoPart ;
2766 }
2767
2768 #if 0
2769 static pascal void wxMacControlUserPaneBackgroundProc(ControlRef control, ControlBackgroundPtr info)
2770 {
2771     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2772     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2773     if ( win )
2774         win->MacControlUserPaneBackgroundProc(info) ;
2775 }
2776 #endif
2777
2778 #endif // __WXMAC_OSX__
2779
2780 // TXNRegisterScrollInfoProc
2781
2782 OSStatus wxMacMLTEClassicControl::DoCreate()
2783 {
2784     Rect bounds;
2785     OSStatus err = noErr ;
2786
2787     // set up our globals
2788 #ifdef __WXMAC_OSX__
2789     if (gTPDrawProc == NULL) gTPDrawProc = NewControlUserPaneDrawUPP(wxMacControlUserPaneDrawProc);
2790     if (gTPHitProc == NULL) gTPHitProc = NewControlUserPaneHitTestUPP(wxMacControlUserPaneHitTestProc);
2791     if (gTPTrackProc == NULL) gTPTrackProc = NewControlUserPaneTrackingUPP(wxMacControlUserPaneTrackingProc);
2792     if (gTPIdleProc == NULL) gTPIdleProc = NewControlUserPaneIdleUPP(wxMacControlUserPaneIdleProc);
2793     if (gTPKeyProc == NULL) gTPKeyProc = NewControlUserPaneKeyDownUPP(wxMacControlUserPaneKeyDownProc);
2794     if (gTPActivateProc == NULL) gTPActivateProc = NewControlUserPaneActivateUPP(wxMacControlUserPaneActivateProc);
2795     if (gTPFocusProc == NULL) gTPFocusProc = NewControlUserPaneFocusUPP(wxMacControlUserPaneFocusProc);
2796
2797     if (gTXNScrollInfoProc == NULL ) gTXNScrollInfoProc = NewTXNScrollInfoUPP(TXNScrollInfoProc) ;
2798     if (gTXNScrollActionProc == NULL ) gTXNScrollActionProc = NewControlActionUPP(TXNScrollActionProc) ;
2799 #endif
2800
2801     // set the initial settings for our private data
2802
2803     m_txnWindow = GetControlOwner(m_controlRef);
2804     m_txnPort = (GrafPtr) GetWindowPort(m_txnWindow);
2805
2806 #ifdef __WXMAC_OSX__
2807     // set up the user pane procedures
2808     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneDrawProcTag, sizeof(gTPDrawProc), &gTPDrawProc);
2809     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneHitTestProcTag, sizeof(gTPHitProc), &gTPHitProc);
2810     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneTrackingProcTag, sizeof(gTPTrackProc), &gTPTrackProc);
2811     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneIdleProcTag, sizeof(gTPIdleProc), &gTPIdleProc);
2812     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneKeyDownProcTag, sizeof(gTPKeyProc), &gTPKeyProc);
2813     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneActivateProcTag, sizeof(gTPActivateProc), &gTPActivateProc);
2814     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneFocusProcTag, sizeof(gTPFocusProc), &gTPFocusProc);
2815 #endif
2816
2817     // calculate the rectangles used by the control
2818     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2819
2820     m_txnControlBounds = bounds ;
2821     m_txnVisBounds = bounds ;
2822
2823     CGrafPtr origPort ;
2824     GDHandle origDev ;
2825
2826     GetGWorld( &origPort, &origDev ) ;
2827     SetPort( m_txnPort );
2828
2829     // create the new edit field
2830     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( m_windowStyle );
2831
2832 #ifdef __WXMAC_OSX__
2833     // the scrollbars are not correctly embedded but are inserted at the root:
2834     // this gives us problems as we have erratic redraws even over the structure area
2835
2836     m_sbHorizontal = 0 ;
2837     m_sbVertical = 0 ;
2838     m_lastHorizontalValue = 0 ;
2839     m_lastVerticalValue = 0 ;
2840
2841     Rect sb = { 0 , 0 , 0 , 0 } ;
2842     if ( frameOptions & kTXNWantVScrollBarMask )
2843     {
2844         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbVertical );
2845         SetControlReference( m_sbVertical, (SInt32)this );
2846         SetControlAction( m_sbVertical, gTXNScrollActionProc );
2847         ShowControl( m_sbVertical );
2848         EmbedControl( m_sbVertical , m_controlRef );
2849         frameOptions &= ~kTXNWantVScrollBarMask;
2850     }
2851
2852     if ( frameOptions & kTXNWantHScrollBarMask )
2853     {
2854         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbHorizontal );
2855         SetControlReference( m_sbHorizontal, (SInt32)this );
2856         SetControlAction( m_sbHorizontal, gTXNScrollActionProc );
2857         ShowControl( m_sbHorizontal );
2858         EmbedControl( m_sbHorizontal, m_controlRef );
2859         frameOptions &= ~(kTXNWantHScrollBarMask | kTXNDrawGrowIconMask);
2860     }
2861
2862 #endif
2863
2864     err = TXNNewObject(
2865         NULL, m_txnWindow, &bounds, frameOptions,
2866         kTXNTextEditStyleFrameType, kTXNTextensionFile, kTXNSystemDefaultEncoding,
2867         &m_txn, &m_txnFrameID, NULL );
2868     verify_noerr( err );
2869
2870 #if 0
2871     TXNControlTag iControlTags[] = { kTXNUseCarbonEvents };
2872     TXNControlData iControlData[] = { { (UInt32)&cInfo } };
2873     int toptag = WXSIZEOF( iControlTags ) ;
2874     TXNCarbonEventInfo cInfo ;
2875     cInfo.useCarbonEvents = false ;
2876     cInfo.filler = 0 ;
2877     cInfo.flags = 0 ;
2878     cInfo.fDictionary = NULL ;
2879
2880     verify_noerr( TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) );
2881 #endif
2882
2883 #ifdef __WXMAC_OSX__
2884     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32)this );
2885 #endif
2886
2887     SetGWorld( origPort , origDev ) ;
2888
2889     return err;
2890 }
2891
2892 // ----------------------------------------------------------------------------
2893 // MLTE control implementation (OSX part)
2894 // ----------------------------------------------------------------------------
2895
2896 #if TARGET_API_MAC_OSX
2897
2898 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
2899
2900 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
2901     const wxString& str,
2902     const wxPoint& pos,
2903     const wxSize& size, long style ) : wxMacMLTEControl( wxPeer )
2904 {
2905     m_font = wxPeer->GetFont() ;
2906     m_windowStyle = style ;
2907     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2908     wxString st = str ;
2909     wxMacConvertNewlines10To13( &st ) ;
2910
2911     HIRect hr = {
2912         { bounds.left , bounds.top },
2913         { bounds.right - bounds.left, bounds.bottom - bounds.top } } ;
2914
2915     m_scrollView = NULL ;
2916     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( style ) ;
2917     if ( frameOptions & (kTXNWantVScrollBarMask | kTXNWantHScrollBarMask) )
2918     {
2919         HIScrollViewCreate(
2920             (frameOptions & kTXNWantHScrollBarMask ? kHIScrollViewOptionsHorizScroll : 0)
2921             | (frameOptions & kTXNWantVScrollBarMask ? kHIScrollViewOptionsVertScroll : 0) ,
2922             &m_scrollView ) ;
2923
2924         HIViewSetFrame( m_scrollView, &hr );
2925         HIViewSetVisible( m_scrollView, true );
2926     }
2927
2928     m_textView = NULL ;
2929     HITextViewCreate( NULL , 0, frameOptions , &m_textView ) ;
2930     m_txn = HITextViewGetTXNObject( m_textView ) ;
2931     HIViewSetVisible( m_textView , true ) ;
2932     if ( m_scrollView )
2933     {
2934         HIViewAddSubview( m_scrollView , m_textView ) ;
2935         m_controlRef = m_scrollView ;
2936         wxPeer->MacInstallEventHandler( (WXWidget) m_textView ) ;
2937     }
2938     else
2939     {
2940         HIViewSetFrame( m_textView, &hr );
2941         m_controlRef = m_textView ;
2942     }
2943
2944     AdjustCreationAttributes( *wxWHITE , true ) ;
2945
2946     wxMacWindowClipper c( m_peer ) ;
2947     SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2948
2949     TXNSetSelection( m_txn, 0, 0 );
2950     TXNShowSelection( m_txn, kTXNShowStart );
2951 }
2952
2953 OSStatus wxMacMLTEHIViewControl::SetFocus( ControlFocusPart focusPart )
2954 {
2955     return SetKeyboardFocus( GetControlOwner( m_textView ), m_textView, focusPart ) ;
2956 }
2957
2958 bool wxMacMLTEHIViewControl::HasFocus() const
2959 {
2960     ControlRef control ;
2961     GetKeyboardFocus( GetUserFocusWindow() , &control ) ;
2962     return control == m_textView ;
2963 }
2964
2965 void wxMacMLTEHIViewControl::SetBackground( const wxBrush &brush )
2966 {
2967     wxMacMLTEControl::SetBackground( brush ) ;
2968
2969 #if 0
2970     CGColorSpaceRef rgbSpace = CGColorSpaceCreateDeviceRGB();
2971     RGBColor col = MAC_WXCOLORREF(brush.GetColour().GetPixel()) ;
2972
2973     float component[4] ;
2974     component[0] = col.red / 65536.0 ;
2975     component[1] = col.green / 65536.0 ;
2976     component[2] = col.blue / 65536.0 ;
2977     component[3] = 1.0 ; // alpha
2978
2979     CGColorRef color = CGColorCreate( rgbSpace , component );
2980     HITextViewSetBackgroundColor( m_textView , color );
2981     CGColorSpaceRelease( rgbSpace );
2982 #endif
2983 }
2984
2985 #endif // MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
2986
2987
2988 #endif
2989
2990 #endif // wxUSE_TEXTCTRL