src/mac/carbon/textctrl.cpp

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