src/mac/carbon/textctrl.cpp

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