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