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 #endif
  28
  29 #ifdef __DARWIN__
  30     #include <sys/types.h>
  31     #include <sys/stat.h>
  32 #else
  33     #include <stat.h>
  34 #endif
  35
  36 #if wxUSE_STD_IOSTREAM
  37     #if wxUSE_IOSTREAMH
  38         #include <fstream.h>
  39     #else
  40         #include <fstream>
  41     #endif
  42 #endif
  43
  44 #include "wx/toplevel.h"
  45 #include "wx/filefn.h"
  46 #include "wx/sysopt.h"
  47
  48 #if defined(__BORLANDC__) && !defined(__WIN32__)
  49     #include <alloc.h>
  50 #elif !defined(__MWERKS__) && !defined(__GNUWIN32) && !defined(__DARWIN__)
  51     #include <malloc.h>
  52 #endif
  53
  54 #ifndef __DARWIN__
  55 #include <Scrap.h>
  56 #endif
  57
  58 #ifndef __DARWIN__
  59 #include <MacTextEditor.h>
  60 #include <ATSUnicode.h>
  61 #include <TextCommon.h>
  62 #include <TextEncodingConverter.h>
  63 #endif
  64
  65 #include "wx/mac/uma.h"
  66
  67
  68 // if this is set to 1 then under OSX 10.2 the 'classic' MLTE implementation will be used
  69 // if set to 0 then the unicode textctrl will be used
  70 #ifndef wxMAC_AWAYS_USE_MLTE
  71 #define wxMAC_AWAYS_USE_MLTE 1
  72 #endif
  73
  74 #ifndef __WXMAC_OSX__
  75 enum
  76 {
  77     kTXNVisibilityTag = 'visb' // set the visibility state of the object
  78 };
  79 #endif
  80
  81
  82 class wxMacFunctor
  83 {
  84 public :
  85     wxMacFunctor() {}
  86     virtual ~wxMacFunctor() {}
  87
  88     virtual void* operator()() = 0 ;
  89
  90     static void* CallBackProc( void *param )
  91     {
  92         wxMacFunctor* f = (wxMacFunctor*) param ;
  93         void *result = (*f)() ;
  94         return result ;
  95     }
  96 } ;
  97
  98 template<typename classtype, typename param1type>
  99
 100 class wxMacObjectFunctor1 : public wxMacFunctor
 101 {
 102     typedef void (classtype::*function)( param1type p1 ) ;
 103     typedef void (classtype::*ref_function)( const param1type& p1 ) ;
 104 public :
 105     wxMacObjectFunctor1( classtype *obj , function f , param1type p1 ) :
 106         wxMacFunctor()
 107     {
 108         m_object = obj ;
 109         m_function = f ;
 110         m_param1 = p1 ;
 111     }
 112
 113     wxMacObjectFunctor1( classtype *obj , ref_function f , param1type p1 ) :
 114         wxMacFunctor()
 115     {
 116         m_object = obj ;
 117         m_refFunction = f ;
 118         m_param1 = p1 ;
 119     }
 120
 121     ~wxMacObjectFunctor1() {}
 122
 123     virtual void* operator()()
 124     {
 125         (m_object->*m_function)( m_param1 ) ;
 126         return NULL ;
 127     }
 128
 129 private :
 130     classtype* m_object ;
 131     param1type m_param1 ;
 132     union
 133     {
 134         function m_function ;
 135         ref_function m_refFunction ;
 136     } ;
 137 } ;
 138
 139 template<typename classtype, typename param1type>
 140 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 141 {
 142     wxMacObjectFunctor1<classtype, param1type> params(object, function, p1) ;
 143     void *result =
 144         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 145     return result ;
 146 }
 147
 148 template<typename classtype, typename param1type>
 149 void* wxMacMPRemoteCall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 150 {
 151     wxMacObjectFunctor1<classtype,param1type> params(object, function, p1) ;
 152     void *result =
 153         MPRemoteCall( wxMacFunctor::CallBackProc , &params , kMPOwningProcessRemoteContext ) ;
 154     return result ;
 155 }
 156
 157 template<typename classtype, typename param1type>
 158 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( param1type p1 ) , param1type p1 )
 159 {
 160     wxMutexGuiLeave() ;
 161     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 162     wxMutexGuiEnter() ;
 163     return result ;
 164 }
 165
 166 template<typename classtype, typename param1type>
 167 void* wxMacMPRemoteGUICall( classtype *object , void (classtype::*function)( const param1type& p1 ) , param1type p1 )
 168 {
 169     wxMutexGuiLeave() ;
 170     void *result = wxMacMPRemoteCall( object , function , p1 ) ;
 171     wxMutexGuiEnter() ;
 172     return result ;
 173 }
 174
 175 // common interface for all implementations
 176 class wxMacTextControl : public wxMacControl
 177 {
 178 public :
 179     wxMacTextControl( wxTextCtrl *peer ) ;
 180     ~wxMacTextControl() ;
 181
 182     virtual wxString GetStringValue() const = 0 ;
 183     virtual void SetStringValue( const wxString &val ) = 0 ;
 184     virtual void SetSelection( long from, long to ) = 0 ;
 185     virtual void GetSelection( long* from, long* to ) const = 0 ;
 186     virtual void WriteText( const wxString& str ) = 0 ;
 187
 188     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 189     virtual void Copy() ;
 190     virtual void Cut() ;
 191     virtual void Paste() ;
 192     virtual bool CanPaste() const ;
 193     virtual void SetEditable( bool editable ) ;
 194     virtual wxTextPos GetLastPosition() const ;
 195     virtual void Replace( long from, long to, const wxString &str ) ;
 196     virtual void Remove( long from, long to ) ;
 197
 198
 199     virtual bool HasOwnContextMenu() const
 200     { return false ; }
 201
 202     virtual bool SetupCursor( const wxPoint& pt )
 203     { return false ; }
 204
 205     virtual void Clear() ;
 206     virtual bool CanUndo() const;
 207     virtual void Undo() ;
 208     virtual bool CanRedo() const;
 209     virtual void Redo() ;
 210     virtual int GetNumberOfLines() const ;
 211     virtual long XYToPosition(long x, long y) const;
 212     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 213     virtual void ShowPosition(long WXUNUSED(pos)) ;
 214     virtual int GetLineLength(long lineNo) const ;
 215     virtual wxString GetLineText(long lineNo) const ;
 216
 217 #ifndef __WXMAC_OSX__
 218     virtual void            MacControlUserPaneDrawProc(wxInt16 part) = 0 ;
 219     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) = 0 ;
 220     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) = 0 ;
 221     virtual void            MacControlUserPaneIdleProc() = 0 ;
 222     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) = 0 ;
 223     virtual void            MacControlUserPaneActivateProc(bool activating) = 0 ;
 224     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) = 0 ;
 225     virtual void            MacControlUserPaneBackgroundProc(void* info) = 0 ;
 226 #endif
 227 } ;
 228
 229 // common parts for implementations based on MLTE
 230
 231 class wxMacMLTEControl : public wxMacTextControl
 232 {
 233 public :
 234     wxMacMLTEControl( wxTextCtrl *peer ) ;
 235
 236     virtual wxString GetStringValue() const ;
 237     virtual void SetStringValue( const wxString &str ) ;
 238
 239     static TXNFrameOptions FrameOptionsFromWXStyle( long wxStyle ) ;
 240
 241     void AdjustCreationAttributes( const wxColour& background, bool visible ) ;
 242
 243     virtual void SetFont( const wxFont & font, const wxColour& foreground, long windowStyle ) ;
 244     virtual void SetBackground( const wxBrush &brush ) ;
 245     virtual void SetStyle( long start, long end, const wxTextAttr& style ) ;
 246     virtual void Copy() ;
 247     virtual void Cut() ;
 248     virtual void Paste() ;
 249     virtual bool CanPaste() const ;
 250     virtual void SetEditable( bool editable ) ;
 251     virtual wxTextPos GetLastPosition() const ;
 252     virtual void Replace( long from, long to, const wxString &str ) ;
 253     virtual void Remove( long from, long to ) ;
 254     virtual void GetSelection( long* from, long* to ) const ;
 255     virtual void SetSelection( long from, long to ) ;
 256
 257     virtual void WriteText( const wxString& str ) ;
 258
 259     virtual bool HasOwnContextMenu() const
 260     {
 261 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
 262         if ( UMAGetSystemVersion() >= 0x1040 )
 263         {
 264             TXNCommandEventSupportOptions options ;
 265             TXNGetCommandEventSupport( m_txn , & options ) ;
 266             return options & kTXNSupportEditCommandProcessing ;
 267         }
 268 #endif
 269
 270         return false ;
 271     }
 272
 273     virtual void Clear() ;
 274
 275     virtual bool CanUndo() const ;
 276     virtual void Undo() ;
 277     virtual bool CanRedo()  const;
 278     virtual void Redo() ;
 279     virtual int GetNumberOfLines() const ;
 280     virtual long XYToPosition(long x, long y) const ;
 281     virtual bool PositionToXY(long pos, long *x, long *y) const ;
 282     virtual void ShowPosition( long pos ) ;
 283     virtual int GetLineLength(long lineNo) const ;
 284     virtual wxString GetLineText(long lineNo) const ;
 285
 286     void SetTXNData( const wxString& st , TXNOffset start , TXNOffset end ) ;
 287     TXNObject GetTXNObject() { return m_txn ; }
 288
 289 protected :
 290     void TXNSetAttribute( const wxTextAttr& style , long from , long to ) ;
 291
 292     TXNObject m_txn ;
 293 } ;
 294
 295 #if TARGET_API_MAC_OSX
 296
 297 // implementation available under OSX
 298
 299 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 300
 301 class wxMacMLTEHIViewControl : public wxMacMLTEControl
 302 {
 303 public :
 304     wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
 305                              const wxString& str,
 306                              const wxPoint& pos,
 307                              const wxSize& size, long style ) ;
 308     ~wxMacMLTEHIViewControl() ;
 309
 310     virtual OSStatus SetFocus( ControlFocusPart focusPart ) ;
 311     virtual bool HasFocus() const ;
 312     virtual void SetBackground( const wxBrush &brush) ;
 313
 314 protected :
 315     HIViewRef m_scrollView ;
 316     HIViewRef m_textView ;
 317     EventHandlerRef m_textEventHandlerRef ;
 318 };
 319
 320 #endif
 321
 322 class wxMacUnicodeTextControl : public wxMacTextControl
 323 {
 324 public :
 325     wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
 326                              const wxString& str,
 327                              const wxPoint& pos,
 328                              const wxSize& size, long style ) ;
 329     ~wxMacUnicodeTextControl();
 330
 331     virtual void VisibilityChanged(bool shown);
 332     virtual wxString GetStringValue() const ;
 333     virtual void SetStringValue( const wxString &str) ;
 334     virtual void Copy();
 335     virtual void Cut();
 336     virtual void Paste();
 337     virtual bool CanPaste() const;
 338     virtual void SetEditable(bool editable) ;
 339     virtual void GetSelection( long* from, long* to) const ;
 340     virtual void SetSelection( long from , long to ) ;
 341     virtual void WriteText(const wxString& str) ;
 342
 343 protected :
 344     // contains the tag for the content (is different for password and non-password controls)
 345     OSType m_valueTag ;
 346
 347     // as the selection tag only works correctly when the control has the focus we have to mirror the
 348     // intended value
 349     EventHandlerRef m_focusHandlerRef ;
 350 public :
 351     ControlEditTextSelectionRec m_selection ;
 352 };
 353
 354 #endif
 355
 356 // 'classic' MLTE implementation
 357
 358 class wxMacMLTEClassicControl : public wxMacMLTEControl
 359 {
 360 public :
 361     wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
 362                              const wxString& str,
 363                              const wxPoint& pos,
 364                              const wxSize& size, long style ) ;
 365     ~wxMacMLTEClassicControl() ;
 366
 367     virtual void VisibilityChanged(bool shown) ;
 368     virtual void SuperChangedPosition() ;
 369
 370     virtual void            MacControlUserPaneDrawProc(wxInt16 part) ;
 371     virtual wxInt16         MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) ;
 372     virtual wxInt16         MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc) ;
 373     virtual void            MacControlUserPaneIdleProc() ;
 374     virtual wxInt16         MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) ;
 375     virtual void            MacControlUserPaneActivateProc(bool activating) ;
 376     virtual wxInt16         MacControlUserPaneFocusProc(wxInt16 action) ;
 377     virtual void            MacControlUserPaneBackgroundProc(void* info) ;
 378
 379     virtual bool SetupCursor( const wxPoint& WXUNUSED(pt) )
 380     {
 381         MacControlUserPaneIdleProc();
 382         return true;
 383     }
 384
 385     virtual void            SetRect( Rect *r ) ;
 386
 387 protected :
 388     OSStatus                 DoCreate();
 389
 390     void                    MacUpdatePosition() ;
 391     void                    MacActivatePaneText(bool setActive) ;
 392     void                    MacFocusPaneText(bool setFocus) ;
 393     void                    MacSetObjectVisibility(bool vis) ;
 394
 395 private :
 396     TXNFrameID              m_txnFrameID ;
 397     GrafPtr                 m_txnPort ;
 398     WindowRef               m_txnWindow ;
 399     // bounds of the control as we last did set the txn frames
 400     Rect                    m_txnControlBounds ;
 401     Rect                    m_txnVisBounds ;
 402
 403 #ifdef __WXMAC_OSX__
 404     static pascal void TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode ) ;
 405     static pascal void TXNScrollInfoProc(
 406         SInt32 iValue, SInt32 iMaximumValue,
 407         TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon ) ;
 408
 409     ControlRef              m_sbHorizontal ;
 410     SInt32                  m_lastHorizontalValue ;
 411     ControlRef              m_sbVertical ;
 412     SInt32                  m_lastVerticalValue ;
 413 #endif
 414 };
 415
 416
 417 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
 418
 419 BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
 420     EVT_ERASE_BACKGROUND( wxTextCtrl::OnEraseBackground )
 421     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
 422     EVT_CHAR(wxTextCtrl::OnChar)
 423     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
 424     EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
 425     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
 426     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
 427     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
 428     EVT_MENU(wxID_CLEAR, wxTextCtrl::OnDelete)
 429     EVT_MENU(wxID_SELECTALL, wxTextCtrl::OnSelectAll)
 430
 431     EVT_CONTEXT_MENU(wxTextCtrl::OnContextMenu)
 432
 433     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
 434     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
 435     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
 436     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
 437     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 438     EVT_UPDATE_UI(wxID_CLEAR, wxTextCtrl::OnUpdateDelete)
 439     EVT_UPDATE_UI(wxID_SELECTALL, wxTextCtrl::OnUpdateSelectAll)
 440 END_EVENT_TABLE()
 441
 442
 443 void wxTextCtrl::Init()
 444 {
 445     m_editable = true ;
 446     m_dirty = false;
 447
 448     m_maxLength = 0;
 449     m_privateContextMenu = NULL;
 450     m_triggerOnSetValue = true ;
 451 }
 452
 453 wxTextCtrl::~wxTextCtrl()
 454 {
 455     delete m_privateContextMenu;
 456 }
 457
 458 bool wxTextCtrl::Create( wxWindow *parent,
 459     wxWindowID id,
 460     const wxString& str,
 461     const wxPoint& pos,
 462     const wxSize& size,
 463     long style,
 464     const wxValidator& validator,
 465     const wxString& name )
 466 {
 467     m_macIsUserPane = false ;
 468     m_editable = true ;
 469
 470     if ( ! (style & wxNO_BORDER) )
 471         style = (style & ~wxBORDER_MASK) | wxSUNKEN_BORDER ;
 472
 473     if ( !wxTextCtrlBase::Create( parent, id, pos, size, style & ~(wxHSCROLL | wxVSCROLL), validator, name ) )
 474         return false;
 475
 476     if ( m_windowStyle & wxTE_MULTILINE )
 477     {
 478         wxASSERT_MSG(
 479             !(m_windowStyle & wxTE_PROCESS_ENTER),
 480             wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
 481
 482         m_windowStyle |= wxTE_PROCESS_ENTER;
 483         style |= wxTE_PROCESS_ENTER ;
 484     }
 485
 486     bool forceMLTE = false ;
 487
 488 #if wxUSE_SYSTEM_OPTIONS
 489     if (wxSystemOptions::HasOption( wxMAC_TEXTCONTROL_USE_MLTE ) && (wxSystemOptions::GetOptionInt( wxMAC_TEXTCONTROL_USE_MLTE ) == 1))
 490     {
 491         forceMLTE = true ;
 492     }
 493 #endif
 494
 495 #ifdef __WXMAC_OSX__
 496 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 497     if ( UMAGetSystemVersion() >= 0x1030 && !forceMLTE )
 498     {
 499         if ( m_windowStyle & wxTE_MULTILINE )
 500             m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
 501     }
 502 #endif
 503
 504     if ( !m_peer )
 505     {
 506         if ( !(m_windowStyle & wxTE_MULTILINE) && !forceMLTE )
 507             m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
 508     }
 509 #endif
 510
 511     if ( !m_peer )
 512         m_peer = new wxMacMLTEClassicControl( this , str , pos , size , style ) ;
 513
 514     MacPostControlCreate(pos, size) ;
 515
 516     // only now the embedding is correct and we can do a positioning update
 517
 518     MacSuperChangedPosition() ;
 519
 520     if ( m_windowStyle & wxTE_READONLY)
 521         SetEditable( false ) ;
 522
 523     SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;
 524
 525     return true;
 526 }
 527
 528 void wxTextCtrl::MacSuperChangedPosition()
 529 {
 530     wxWindow::MacSuperChangedPosition() ;
 531     GetPeer()->SuperChangedPosition() ;
 532 }
 533
 534 void wxTextCtrl::MacVisibilityChanged()
 535 {
 536     GetPeer()->VisibilityChanged( MacIsReallyShown() ) ;
 537 }
 538
 539 void wxTextCtrl::MacEnabledStateChanged()
 540 {
 541 }
 542
 543 wxString wxTextCtrl::GetValue() const
 544 {
 545     return GetPeer()->GetStringValue() ;
 546 }
 547
 548 void wxTextCtrl::GetSelection(long* from, long* to) const
 549 {
 550     GetPeer()->GetSelection( from , to ) ;
 551 }
 552
 553 void wxTextCtrl::SetValue(const wxString& str)
 554 {
 555     // optimize redraws
 556     if ( GetValue() == str )
 557         return ;
 558
 559     GetPeer()->SetStringValue( str ) ;
 560
 561     if ( m_triggerOnSetValue )
 562     {
 563         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 564         event.SetString( GetValue() );
 565         event.SetEventObject( this );
 566         GetEventHandler()->ProcessEvent( event );
 567     }
 568 }
 569
 570 void wxTextCtrl::SetMaxLength(unsigned long len)
 571 {
 572     m_maxLength = len ;
 573 }
 574
 575 bool wxTextCtrl::SetFont( const wxFont& font )
 576 {
 577     if ( !wxTextCtrlBase::SetFont( font ) )
 578         return false ;
 579
 580     GetPeer()->SetFont( font , GetForegroundColour() , GetWindowStyle() ) ;
 581
 582     return true ;
 583 }
 584
 585 bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
 586 {
 587     GetPeer()->SetStyle( start , end , style ) ;
 588
 589     return true ;
 590 }
 591
 592 bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style)
 593 {
 594     wxTextCtrlBase::SetDefaultStyle( style ) ;
 595     SetStyle( kTXNUseCurrentSelection , kTXNUseCurrentSelection , GetDefaultStyle() ) ;
 596
 597     return true ;
 598 }
 599
 600 // Clipboard operations
 601
 602 void wxTextCtrl::Copy()
 603 {
 604     if (CanCopy())
 605         GetPeer()->Copy() ;
 606 }
 607
 608 void wxTextCtrl::Cut()
 609 {
 610     if (CanCut())
 611     {
 612         GetPeer()->Cut() ;
 613
 614         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 615         event.SetEventObject( this );
 616         GetEventHandler()->ProcessEvent( event );
 617       }
 618 }
 619
 620 void wxTextCtrl::Paste()
 621 {
 622     if (CanPaste())
 623     {
 624         GetPeer()->Paste() ;
 625
 626         // TODO: eventually we should add setting the default style again
 627
 628         wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, m_windowId );
 629         event.SetEventObject( this );
 630         GetEventHandler()->ProcessEvent( event );
 631     }
 632 }
 633
 634 bool wxTextCtrl::CanCopy() const
 635 {
 636     // Can copy if there's a selection
 637     long from, to;
 638     GetSelection( &from, &to );
 639
 640     return (from != to);
 641 }
 642
 643 bool wxTextCtrl::CanCut() const
 644 {
 645     if ( !IsEditable() )
 646         return false;
 647
 648     // Can cut if there's a selection
 649     long from, to;
 650     GetSelection( &from, &to );
 651
 652     return (from != to);
 653 }
 654
 655 bool wxTextCtrl::CanPaste() const
 656 {
 657     if (!IsEditable())
 658         return false;
 659
 660     return GetPeer()->CanPaste() ;
 661 }
 662
 663 void wxTextCtrl::SetEditable(bool editable)
 664 {
 665     if ( editable != m_editable )
 666     {
 667         m_editable = editable ;
 668         GetPeer()->SetEditable( editable ) ;
 669     }
 670 }
 671
 672 void wxTextCtrl::SetInsertionPoint(long pos)
 673 {
 674     SetSelection( pos , pos ) ;
 675 }
 676
 677 void wxTextCtrl::SetInsertionPointEnd()
 678 {
 679     wxTextPos pos = GetLastPosition();
 680     SetInsertionPoint( pos );
 681 }
 682
 683 long wxTextCtrl::GetInsertionPoint() const
 684 {
 685     long begin, end ;
 686     GetSelection( &begin , &end ) ;
 687
 688     return begin ;
 689 }
 690
 691 wxTextPos wxTextCtrl::GetLastPosition() const
 692 {
 693     return GetPeer()->GetLastPosition() ;
 694 }
 695
 696 void wxTextCtrl::Replace(long from, long to, const wxString& str)
 697 {
 698     GetPeer()->Replace( from , to , str ) ;
 699 }
 700
 701 void wxTextCtrl::Remove(long from, long to)
 702 {
 703     GetPeer()->Remove( from , to ) ;
 704 }
 705
 706 void wxTextCtrl::SetSelection(long from, long to)
 707 {
 708     GetPeer()->SetSelection( from , to ) ;
 709 }
 710
 711 bool wxTextCtrl::LoadFile(const wxString& file)
 712 {
 713     return wxTextCtrlBase::LoadFile( file );
 714 }
 715
 716 void wxTextCtrl::WriteText(const wxString& str)
 717 {
 718     // TODO: this MPRemoting will be moved into a remoting peer proxy for any command
 719     if ( !wxIsMainThread() )
 720     {
 721         // unfortunately CW 8 is not able to correctly deduce the template types,
 722         // so we have to instantiate explicitly
 723         wxMacMPRemoteGUICall<wxTextCtrl,wxString>( this , &wxTextCtrl::WriteText , str ) ;
 724
 725         return ;
 726     }
 727
 728     GetPeer()->WriteText( str ) ;
 729 }
 730
 731 void wxTextCtrl::AppendText(const wxString& text)
 732 {
 733     SetInsertionPointEnd();
 734     WriteText( text );
 735 }
 736
 737 void wxTextCtrl::Clear()
 738 {
 739     GetPeer()->Clear() ;
 740 }
 741
 742 bool wxTextCtrl::IsModified() const
 743 {
 744     return m_dirty;
 745 }
 746
 747 bool wxTextCtrl::IsEditable() const
 748 {
 749     return IsEnabled() && m_editable ;
 750 }
 751
 752 bool wxTextCtrl::AcceptsFocus() const
 753 {
 754     // we don't want focus if we can't be edited
 755     return /*IsEditable() && */ wxControl::AcceptsFocus();
 756 }
 757
 758 wxSize wxTextCtrl::DoGetBestSize() const
 759 {
 760     int wText, hText;
 761
 762     // these are the numbers from the HIG:
 763     // we reduce them by the borders first
 764     wText = 100 ;
 765
 766     switch ( m_windowVariant )
 767     {
 768         case wxWINDOW_VARIANT_NORMAL :
 769             hText = 22 - 6 ;
 770             break ;
 771
 772         case wxWINDOW_VARIANT_SMALL :
 773             hText = 19 - 6 ;
 774             break ;
 775
 776         case wxWINDOW_VARIANT_MINI :
 777             hText = 15 - 6 ;
 778             break ;
 779
 780         default :
 781             hText = 22 - 6;
 782             break ;
 783     }
 784
 785     // as the above numbers have some free space around the text
 786     // we get 5 lines like this anyway
 787     if ( m_windowStyle & wxTE_MULTILINE )
 788          hText *= 5 ;
 789
 790     if ( !HasFlag(wxNO_BORDER) )
 791         hText += 6 ;
 792
 793     return wxSize(wText, hText);
 794 }
 795
 796 // ----------------------------------------------------------------------------
 797 // Undo/redo
 798 // ----------------------------------------------------------------------------
 799
 800 void wxTextCtrl::Undo()
 801 {
 802     if (CanUndo())
 803         GetPeer()->Undo() ;
 804 }
 805
 806 void wxTextCtrl::Redo()
 807 {
 808     if (CanRedo())
 809         GetPeer()->Redo() ;
 810 }
 811
 812 bool wxTextCtrl::CanUndo() const
 813 {
 814     if ( !IsEditable() )
 815         return false ;
 816
 817     return GetPeer()->CanUndo() ;
 818 }
 819
 820 bool wxTextCtrl::CanRedo() const
 821 {
 822     if ( !IsEditable() )
 823         return false ;
 824
 825     return GetPeer()->CanRedo() ;
 826 }
 827
 828 void wxTextCtrl::MarkDirty()
 829 {
 830     m_dirty = true;
 831 }
 832
 833 void wxTextCtrl::DiscardEdits()
 834 {
 835     m_dirty = false;
 836 }
 837
 838 int wxTextCtrl::GetNumberOfLines() const
 839 {
 840     return GetPeer()->GetNumberOfLines() ;
 841 }
 842
 843 long wxTextCtrl::XYToPosition(long x, long y) const
 844 {
 845     return GetPeer()->XYToPosition( x , y ) ;
 846 }
 847
 848 bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
 849 {
 850     return GetPeer()->PositionToXY( pos , x , y ) ;
 851 }
 852
 853 void wxTextCtrl::ShowPosition(long pos)
 854 {
 855     return GetPeer()->ShowPosition(pos) ;
 856 }
 857
 858 int wxTextCtrl::GetLineLength(long lineNo) const
 859 {
 860     return GetPeer()->GetLineLength(lineNo) ;
 861 }
 862
 863 wxString wxTextCtrl::GetLineText(long lineNo) const
 864 {
 865     return GetPeer()->GetLineText(lineNo) ;
 866 }
 867
 868 void wxTextCtrl::Command(wxCommandEvent & event)
 869 {
 870     SetValue(event.GetString());
 871     ProcessCommand(event);
 872 }
 873
 874 void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
 875 {
 876     // By default, load the first file into the text window.
 877     if (event.GetNumberOfFiles() > 0)
 878         LoadFile( event.GetFiles()[0] );
 879 }
 880
 881 void wxTextCtrl::OnEraseBackground(wxEraseEvent& event)
 882 {
 883     // all erasing should be done by the real mac control implementation
 884     // while this is true for MLTE under classic, the HITextView is somehow
 885     // transparent but background erase is not working correctly, so intercept
 886     // things while we can...
 887     event.Skip() ;
 888 }
 889
 890 void wxTextCtrl::OnChar(wxKeyEvent& event)
 891 {
 892     int key = event.GetKeyCode() ;
 893     bool eat_key = false ;
 894
 895     if ( key == 'a' && event.MetaDown() )
 896     {
 897         SelectAll() ;
 898
 899         return ;
 900     }
 901
 902     if ( key == 'c' && event.MetaDown() )
 903     {
 904         if ( CanCopy() )
 905             Copy() ;
 906
 907         return ;
 908     }
 909
 910     if ( !IsEditable() && key != WXK_LEFT && key != WXK_RIGHT && key != WXK_DOWN && key != WXK_UP && key != WXK_TAB &&
 911         !( key == WXK_RETURN && ( (m_windowStyle & wxTE_PROCESS_ENTER) || (m_windowStyle & wxTE_MULTILINE) ) )
 912 //        && key != WXK_PAGEUP && key != WXK_PAGEDOWN && key != WXK_HOME && key != WXK_END
 913         )
 914     {
 915         // eat it
 916         return ;
 917     }
 918
 919     // Check if we have reached the max # of chars (if it is set), but still
 920     // allow navigation and deletion
 921     if ( !IsMultiLine() && m_maxLength && GetValue().length() >= m_maxLength &&
 922         key != WXK_LEFT && key != WXK_RIGHT && key != WXK_TAB &&
 923         key != WXK_BACK && !( key == WXK_RETURN && (m_windowStyle & wxTE_PROCESS_ENTER) )
 924        )
 925     {
 926         // eat it, we don't want to add more than allowed # of characters
 927
 928         // TODO: generate EVT_TEXT_MAXLEN()
 929         return;
 930     }
 931
 932     // assume that any key not processed yet is going to modify the control
 933     m_dirty = true;
 934
 935     if ( key == 'v' && event.MetaDown() )
 936     {
 937         if ( CanPaste() )
 938             Paste() ;
 939
 940         return ;
 941     }
 942
 943     if ( key == 'x' && event.MetaDown() )
 944     {
 945         if ( CanCut() )
 946             Cut() ;
 947
 948         return ;
 949     }
 950
 951     switch ( key )
 952     {
 953         case WXK_RETURN:
 954             if (m_windowStyle & wxTE_PROCESS_ENTER)
 955             {
 956                 wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
 957                 event.SetEventObject( this );
 958                 event.SetString( GetValue() );
 959                 if ( GetEventHandler()->ProcessEvent(event) )
 960                     return;
 961             }
 962
 963             if ( !(m_windowStyle & wxTE_MULTILINE) )
 964             {
 965                 wxWindow *parent = GetParent();
 966                 while ( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL )
 967                 {
 968                     parent = parent->GetParent() ;
 969                 }
 970
 971                 if ( parent && parent->GetDefaultItem() )
 972                 {
 973                     wxButton *def = wxDynamicCast(parent->GetDefaultItem(), wxButton);
 974                     if ( def && def->IsEnabled() )
 975                     {
 976                         wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
 977                         event.SetEventObject(def);
 978                         def->Command(event);
 979
 980                         return ;
 981                     }
 982                 }
 983
 984                 // this will make wxWidgets eat the ENTER key so that
 985                 // we actually prevent line wrapping in a single line text control
 986                 eat_key = true;
 987             }
 988             break;
 989
 990         case WXK_TAB:
 991             if ( !(m_windowStyle & wxTE_PROCESS_TAB))
 992             {
 993                 int flags = 0;
 994                 if (!event.ShiftDown())
 995                     flags |= wxNavigationKeyEvent::IsForward ;
 996                 if (event.ControlDown())
 997                     flags |= wxNavigationKeyEvent::WinChange ;
 998                 Navigate(flags);
 999
1000                 return;
1001             }
1002             else
1003             {
1004                 // This is necessary (don't know why);
1005                 // otherwise the tab will not be inserted.
1006                 WriteText(wxT("\t"));
1007             }
1008             break;
1009
1010         default:
1011             break;
1012     }
1013
1014     if (!eat_key)
1015     {
1016         // perform keystroke handling
1017         event.Skip(true) ;
1018     }
1019
1020     if ( ( key >= 0x20 && key < WXK_START ) ||
1021          key == WXK_RETURN ||
1022          key == WXK_DELETE ||
1023          key == WXK_BACK)
1024     {
1025         wxCommandEvent event1(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
1026         event1.SetEventObject( this );
1027         wxPostEvent( GetEventHandler(), event1 );
1028     }
1029 }
1030
1031 // ----------------------------------------------------------------------------
1032 // standard handlers for standard edit menu events
1033 // ----------------------------------------------------------------------------
1034
1035 void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
1036 {
1037     Cut();
1038 }
1039
1040 void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
1041 {
1042     Copy();
1043 }
1044
1045 void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
1046 {
1047     Paste();
1048 }
1049
1050 void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
1051 {
1052     Undo();
1053 }
1054
1055 void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
1056 {
1057     Redo();
1058 }
1059
1060 void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event))
1061 {
1062     long from, to;
1063
1064     GetSelection( &from, &to );
1065     if (from != -1 && to != -1)
1066         Remove( from, to );
1067 }
1068
1069 void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event))
1070 {
1071     SetSelection(-1, -1);
1072 }
1073
1074 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
1075 {
1076     event.Enable( CanCut() );
1077 }
1078
1079 void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
1080 {
1081     event.Enable( CanCopy() );
1082 }
1083
1084 void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
1085 {
1086     event.Enable( CanPaste() );
1087 }
1088
1089 void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
1090 {
1091     event.Enable( CanUndo() );
1092 }
1093
1094 void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
1095 {
1096     event.Enable( CanRedo() );
1097 }
1098
1099 void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event)
1100 {
1101     long from, to;
1102
1103     GetSelection( &from, &to );
1104     event.Enable( from != -1 && to != -1 && from != to && IsEditable() ) ;
1105 }
1106
1107 void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event)
1108 {
1109     event.Enable(GetLastPosition() > 0);
1110 }
1111
1112 // CS: Context Menus only work with MLTE implementations or non-multiline HIViews at the moment
1113
1114 void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
1115 {
1116     if ( GetPeer()->HasOwnContextMenu() )
1117     {
1118         event.Skip() ;
1119         return ;
1120     }
1121
1122     if (m_privateContextMenu == NULL)
1123     {
1124         m_privateContextMenu = new wxMenu;
1125         m_privateContextMenu->Append(wxID_UNDO, _("&Undo"));
1126         m_privateContextMenu->Append(wxID_REDO, _("&Redo"));
1127         m_privateContextMenu->AppendSeparator();
1128         m_privateContextMenu->Append(wxID_CUT, _("Cu&t"));
1129         m_privateContextMenu->Append(wxID_COPY, _("&Copy"));
1130         m_privateContextMenu->Append(wxID_PASTE, _("&Paste"));
1131         m_privateContextMenu->Append(wxID_CLEAR, _("&Delete"));
1132         m_privateContextMenu->AppendSeparator();
1133         m_privateContextMenu->Append(wxID_SELECTALL, _("Select &All"));
1134     }
1135
1136     if (m_privateContextMenu != NULL)
1137         PopupMenu(m_privateContextMenu);
1138 }
1139
1140 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
1141 {
1142     if ( !GetPeer()->SetupCursor( pt ) )
1143         return wxWindow::MacSetupCursor( pt ) ;
1144     else
1145         return true ;
1146 }
1147
1148 #if !TARGET_API_MAC_OSX
1149
1150 // user pane implementation
1151
1152 void wxTextCtrl::MacControlUserPaneDrawProc(wxInt16 part)
1153 {
1154     GetPeer()->MacControlUserPaneDrawProc( part ) ;
1155 }
1156
1157 wxInt16 wxTextCtrl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
1158 {
1159     return GetPeer()->MacControlUserPaneHitTestProc( x , y ) ;
1160 }
1161
1162 wxInt16 wxTextCtrl::MacControlUserPaneTrackingProc(wxInt16 x, wxInt16 y, void* actionProc)
1163 {
1164     return GetPeer()->MacControlUserPaneTrackingProc( x , y , actionProc ) ;
1165 }
1166
1167 void wxTextCtrl::MacControlUserPaneIdleProc()
1168 {
1169     GetPeer()->MacControlUserPaneIdleProc( ) ;
1170 }
1171
1172 wxInt16 wxTextCtrl::MacControlUserPaneKeyDownProc(wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
1173 {
1174     return GetPeer()->MacControlUserPaneKeyDownProc( keyCode , charCode , modifiers ) ;
1175 }
1176
1177 void wxTextCtrl::MacControlUserPaneActivateProc(bool activating)
1178 {
1179     GetPeer()->MacControlUserPaneActivateProc( activating ) ;
1180 }
1181
1182 wxInt16 wxTextCtrl::MacControlUserPaneFocusProc(wxInt16 action)
1183 {
1184     return GetPeer()->MacControlUserPaneFocusProc( action ) ;
1185 }
1186
1187 void wxTextCtrl::MacControlUserPaneBackgroundProc(void* info)
1188 {
1189     GetPeer()->MacControlUserPaneBackgroundProc( info ) ;
1190 }
1191
1192 #endif
1193
1194 // ----------------------------------------------------------------------------
1195 // implementation base class
1196 // ----------------------------------------------------------------------------
1197
1198 wxMacTextControl::wxMacTextControl(wxTextCtrl* peer) :
1199     wxMacControl( peer )
1200 {
1201 }
1202
1203 wxMacTextControl::~wxMacTextControl()
1204 {
1205 }
1206
1207 void wxMacTextControl::SetStyle(long start, long end, const wxTextAttr& style)
1208 {
1209 }
1210
1211 void wxMacTextControl::Copy()
1212 {
1213 }
1214
1215 void wxMacTextControl::Cut()
1216 {
1217 }
1218
1219 void wxMacTextControl::Paste()
1220 {
1221 }
1222
1223 bool wxMacTextControl::CanPaste() const
1224 {
1225     return false ;
1226 }
1227
1228 void wxMacTextControl::SetEditable(bool editable)
1229 {
1230 }
1231
1232 wxTextPos wxMacTextControl::GetLastPosition() const
1233 {
1234     return GetStringValue().length() ;
1235 }
1236
1237 void wxMacTextControl::Replace( long from , long to , const wxString &val )
1238 {
1239     SetSelection( from , to ) ;
1240     WriteText( val ) ;
1241 }
1242
1243 void wxMacTextControl::Remove( long from , long to )
1244 {
1245     SetSelection( from , to ) ;
1246     WriteText( wxEmptyString) ;
1247 }
1248
1249 void wxMacTextControl::Clear()
1250 {
1251     SetStringValue( wxEmptyString ) ;
1252 }
1253
1254 bool wxMacTextControl::CanUndo() const
1255 {
1256     return false ;
1257 }
1258
1259 void wxMacTextControl::Undo()
1260 {
1261 }
1262
1263 bool wxMacTextControl::CanRedo()  const
1264 {
1265     return false ;
1266 }
1267
1268 void wxMacTextControl::Redo()
1269 {
1270 }
1271
1272 long wxMacTextControl::XYToPosition(long x, long y) const
1273 {
1274     return 0 ;
1275 }
1276
1277 bool wxMacTextControl::PositionToXY(long pos, long *x, long *y) const
1278 {
1279     return false ;
1280 }
1281
1282 void wxMacTextControl::ShowPosition( long WXUNUSED(pos) )
1283 {
1284 }
1285
1286 int wxMacTextControl::GetNumberOfLines() const
1287 {
1288     ItemCount lines = 0 ;
1289     wxString content = GetStringValue() ;
1290     lines = 1;
1291
1292     for (size_t i = 0; i < content.length() ; i++)
1293     {
1294         if (content[i] == '\r')
1295             lines++;
1296     }
1297
1298     return lines ;
1299 }
1300
1301 wxString wxMacTextControl::GetLineText(long lineNo) const
1302 {
1303     // TODO: change this if possible to reflect real lines
1304     wxString content = GetStringValue() ;
1305
1306     // Find line first
1307     int count = 0;
1308     for (size_t i = 0; i < content.length() ; i++)
1309     {
1310         if (count == lineNo)
1311         {
1312             // Add chars in line then
1313             wxString tmp;
1314
1315             for (size_t j = i; j < content.length(); j++)
1316             {
1317                 if (content[j] == '\n')
1318                     return tmp;
1319
1320                 tmp += content[j];
1321             }
1322
1323             return tmp;
1324         }
1325
1326         if (content[i] == '\n')
1327             count++;
1328     }
1329
1330     return wxEmptyString ;
1331 }
1332
1333 int wxMacTextControl::GetLineLength(long lineNo) const
1334 {
1335     // TODO: change this if possible to reflect real lines
1336     wxString content = GetStringValue() ;
1337
1338     // Find line first
1339     int count = 0;
1340     for (size_t i = 0; i < content.length() ; i++)
1341     {
1342         if (count == lineNo)
1343         {
1344             // Count chars in line then
1345             count = 0;
1346             for (size_t j = i; j < content.length(); j++)
1347             {
1348                 count++;
1349                 if (content[j] == '\n')
1350                     return count;
1351             }
1352
1353             return count;
1354         }
1355
1356         if (content[i] == '\n')
1357             count++;
1358     }
1359
1360     return 0 ;
1361 }
1362
1363 // ----------------------------------------------------------------------------
1364 // standard unicode control implementation
1365 // ----------------------------------------------------------------------------
1366
1367 #if TARGET_API_MAC_OSX
1368
1369 // the current unicode textcontrol implementation has a bug : only if the control
1370 // is currently having the focus, the selection can be retrieved by the corresponding
1371 // data tag. So we have a mirroring using a member variable
1372 // TODO : build event table using virtual member functions for wxMacControl
1373
1374 static const EventTypeSpec unicodeTextControlEventList[] =
1375 {
1376     { kEventClassControl , kEventControlSetFocusPart } ,
1377 } ;
1378
1379 static pascal OSStatus wxMacUnicodeTextControlControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1380 {
1381     OSStatus result = eventNotHandledErr ;
1382     wxMacUnicodeTextControl* focus = (wxMacUnicodeTextControl*) data ;
1383     wxMacCarbonEvent cEvent( event ) ;
1384
1385     switch ( GetEventKind( event ) )
1386     {
1387         case kEventControlSetFocusPart :
1388         {
1389             ControlPartCode controlPart = cEvent.GetParameter<ControlPartCode>(kEventParamControlPart , typeControlPartCode );
1390             if ( controlPart == kControlFocusNoPart )
1391             {
1392                 // about to loose focus -> store selection to field
1393                 focus->GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1394             }
1395             result = CallNextEventHandler(handler,event) ;
1396             if ( controlPart != kControlFocusNoPart )
1397             {
1398                 // about to gain focus -> set selection from field
1399                 focus->SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &focus->m_selection );
1400             }
1401             break;
1402         }
1403         default:
1404             break ;
1405     }
1406
1407     return result ;
1408 }
1409
1410 static pascal OSStatus wxMacUnicodeTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
1411 {
1412     OSStatus result = eventNotHandledErr ;
1413
1414     switch ( GetEventClass( event ) )
1415     {
1416         case kEventClassControl :
1417             result = wxMacUnicodeTextControlControlEventHandler( handler , event , data ) ;
1418             break ;
1419
1420         default :
1421             break ;
1422     }
1423     return result ;
1424 }
1425
1426 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacUnicodeTextControlEventHandler )
1427
1428 wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxTextCtrl *wxPeer,
1429     const wxString& str,
1430     const wxPoint& pos,
1431     const wxSize& size, long style )
1432     : wxMacTextControl( wxPeer )
1433 {
1434     m_font = wxPeer->GetFont() ;
1435     m_windowStyle = style ;
1436     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
1437     wxString st = str ;
1438     wxMacConvertNewlines10To13( &st ) ;
1439     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
1440     CFStringRef cfr = cf ;
1441     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;
1442     m_valueTag = isPassword ? kControlEditTextPasswordCFStringTag : kControlEditTextCFStringTag ;
1443
1444     OSStatus err = CreateEditUnicodeTextControl(
1445         MAC_WXHWND(wxPeer->MacGetTopLevelWindowRef()), &bounds , cfr ,
1446         isPassword , NULL , &m_controlRef ) ;
1447     verify_noerr( err );
1448
1449     if ( !(m_windowStyle & wxTE_MULTILINE) )
1450         SetData<Boolean>( kControlEditTextPart , kControlEditTextSingleLineTag , true ) ;
1451
1452     InstallControlEventHandler( m_controlRef , GetwxMacUnicodeTextControlEventHandlerUPP(),
1453                                 GetEventTypeCount(unicodeTextControlEventList), unicodeTextControlEventList, this,
1454                                 &m_focusHandlerRef);
1455 }
1456
1457 wxMacUnicodeTextControl::~wxMacUnicodeTextControl()
1458 {
1459     ::RemoveEventHandler( m_focusHandlerRef );
1460 }
1461
1462 void wxMacUnicodeTextControl::VisibilityChanged(bool shown)
1463 {
1464     if ( !(m_windowStyle & wxTE_MULTILINE) && shown )
1465     {
1466         // work around a refresh issue insofar as not always the entire content is shown,
1467         // even if this would be possible
1468         ControlEditTextSelectionRec sel ;
1469         CFStringRef value = NULL ;
1470
1471         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1472         verify_noerr( GetData<CFStringRef>( 0, m_valueTag, &value ) );
1473         verify_noerr( SetData<CFStringRef>( 0, m_valueTag, &value ) );
1474         verify_noerr( SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) );
1475
1476         CFRelease( value ) ;
1477     }
1478 }
1479
1480 wxString wxMacUnicodeTextControl::GetStringValue() const
1481 {
1482     wxString result ;
1483     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1484     if ( value )
1485     {
1486         wxMacCFStringHolder cf(value) ;
1487         result = cf.AsString() ;
1488     }
1489
1490 #if '\n' == 10
1491     wxMacConvertNewlines13To10( &result ) ;
1492 #else
1493     wxMacConvertNewlines10To13( &result ) ;
1494 #endif
1495
1496     return result ;
1497 }
1498
1499 void wxMacUnicodeTextControl::SetStringValue( const wxString &str )
1500 {
1501     wxString st = str ;
1502     wxMacConvertNewlines10To13( &st ) ;
1503     wxMacCFStringHolder cf( st , m_font.GetEncoding() ) ;
1504     verify_noerr( SetData<CFStringRef>( 0, m_valueTag , cf ) ) ;
1505 }
1506
1507 void wxMacUnicodeTextControl::Copy()
1508 {
1509     SendHICommand( kHICommandCopy ) ;
1510 }
1511
1512 void wxMacUnicodeTextControl::Cut()
1513 {
1514     SendHICommand( kHICommandCut ) ;
1515 }
1516
1517 void wxMacUnicodeTextControl::Paste()
1518 {
1519     SendHICommand( kHICommandPaste ) ;
1520 }
1521
1522 bool wxMacUnicodeTextControl::CanPaste() const
1523 {
1524     return true ;
1525 }
1526
1527 void wxMacUnicodeTextControl::SetEditable(bool editable)
1528 {
1529 #if 0 // leads to problem because text cannot be selected anymore
1530     SetData<Boolean>( kControlEditTextPart , kControlEditTextLockedTag , (Boolean) !editable ) ;
1531 #endif
1532 }
1533
1534 void wxMacUnicodeTextControl::GetSelection( long* from, long* to ) const
1535 {
1536     ControlEditTextSelectionRec sel ;
1537     if (HasFocus())
1538         verify_noerr( GetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ) ;
1539     else
1540         sel = m_selection ;
1541
1542     if ( from )
1543         *from = sel.selStart ;
1544     if ( to )
1545         *to = sel.selEnd ;
1546 }
1547
1548 void wxMacUnicodeTextControl::SetSelection( long from , long to )
1549 {
1550     ControlEditTextSelectionRec sel ;
1551     wxString result ;
1552     int textLength = 0 ;
1553     CFStringRef value = GetData<CFStringRef>(0, m_valueTag) ;
1554     if ( value )
1555     {
1556         wxMacCFStringHolder cf(value) ;
1557         textLength = cf.AsString().Length() ;
1558     }
1559
1560     if ((from == -1) && (to == -1))
1561     {
1562         from = 0 ;
1563         to = textLength ;
1564     }
1565     else
1566     {
1567         from = wxMin(textLength,wxMax(from,0)) ;
1568         to = wxMax(0,wxMin(textLength,to)) ;
1569     }
1570
1571     sel.selStart = from ;
1572     sel.selEnd = to ;
1573     if ( HasFocus() )
1574         SetData<ControlEditTextSelectionRec>( 0, kControlEditTextSelectionTag, &sel ) ;
1575     else
1576         m_selection = sel;
1577 }
1578
1579 void wxMacUnicodeTextControl::WriteText( const wxString& str )
1580 {
1581     wxString st = str ;
1582     wxMacConvertNewlines10To13( &st ) ;
1583
1584 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
1585     if ( HasFocus() )
1586     {
1587         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
1588         CFStringRef value = cf ;
1589         SetData<CFStringRef>( 0, kControlEditTextInsertCFStringRefTag, &value );
1590     }
1591 #endif
1592     {
1593         wxString val = GetStringValue() ;
1594         long start , end ;
1595         GetSelection( &start , &end ) ;
1596         val.Remove( start , end - start ) ;
1597         val.insert( start , str ) ;
1598         SetStringValue( val ) ;
1599         SetSelection( start + str.length() , start + str.length() ) ;
1600     }
1601 }
1602
1603 #endif
1604
1605 // ----------------------------------------------------------------------------
1606 // MLTE control implementation (common part)
1607 // ----------------------------------------------------------------------------
1608
1609 // if MTLE is read only, no changes at all are allowed, not even from
1610 // procedural API, in order to allow changes via API all the same we must undo
1611 // the readonly status while we are executing, this class helps to do so
1612
1613 class wxMacEditHelper
1614 {
1615 public :
1616     wxMacEditHelper( TXNObject txn )
1617     {
1618         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1619         m_txn = txn ;
1620         TXNGetTXNObjectControls( m_txn , 1 , tag , m_data ) ;
1621         if ( m_data[0].uValue == kTXNReadOnly )
1622         {
1623             TXNControlData data[] = { { kTXNReadWrite } } ;
1624             TXNSetTXNObjectControls( m_txn , false , 1 , tag , data ) ;
1625         }
1626     }
1627
1628     ~wxMacEditHelper()
1629     {
1630         TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1631         if ( m_data[0].uValue == kTXNReadOnly )
1632             TXNSetTXNObjectControls( m_txn , false , 1 , tag , m_data ) ;
1633     }
1634
1635 protected :
1636     TXNObject m_txn ;
1637     TXNControlData m_data[1] ;
1638 } ;
1639
1640 wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer )
1641     : wxMacTextControl( peer )
1642 {
1643     SetNeedsFocusRect( true ) ;
1644 }
1645
1646 wxString wxMacMLTEControl::GetStringValue() const
1647 {
1648     wxString result ;
1649     OSStatus err ;
1650     Size actualSize = 0;
1651
1652     {
1653 #if wxUSE_UNICODE
1654         Handle theText ;
1655         err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNUnicodeTextData );
1656
1657         // all done
1658         if ( err != noErr )
1659         {
1660             actualSize = 0 ;
1661         }
1662         else
1663         {
1664             actualSize = GetHandleSize( theText ) / sizeof(UniChar) ;
1665             if ( actualSize > 0 )
1666             {
1667                 wxChar *ptr = NULL ;
1668
1669 #if SIZEOF_WCHAR_T == 2
1670                 ptr = new wxChar[actualSize + 1] ;
1671                 wxStrncpy( ptr , (wxChar*)(*theText) , actualSize ) ;
1672 #else
1673                 SetHandleSize( theText, (actualSize + 1) * sizeof(UniChar) ) ;
1674                 HLock( theText ) ;
1675                 (((UniChar*)*theText)[actualSize]) = 0 ;
1676                 wxMBConvUTF16 converter ;
1677                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
1678                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Unable to count the number of characters in this string!") );
1679                 ptr = new wxChar[noChars + 1] ;
1680
1681                 noChars = converter.MB2WC( ptr , (const char*)*theText , noChars + 1 ) ;
1682                 wxASSERT_MSG( noChars != wxCONV_FAILED, _T("Conversion of string failed!") );
1683                 ptr[noChars] = 0 ;
1684                 HUnlock( theText ) ;
1685 #endif
1686
1687                 ptr[actualSize] = 0 ;
1688                 result = wxString( ptr ) ;
1689                 delete [] ptr ;
1690             }
1691
1692             DisposeHandle( theText ) ;
1693         }
1694 #else
1695         Handle theText ;
1696         err = TXNGetDataEncoded( m_txn , kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1697
1698         // all done
1699         if ( err != noErr )
1700         {
1701             actualSize = 0 ;
1702         }
1703         else
1704         {
1705             actualSize = GetHandleSize( theText ) ;
1706             if ( actualSize > 0 )
1707             {
1708                 HLock( theText ) ;
1709                 result = wxString( *theText , wxConvLocal , actualSize ) ;
1710                 HUnlock( theText ) ;
1711             }
1712
1713             DisposeHandle( theText ) ;
1714         }
1715 #endif
1716     }
1717
1718 #if '\n' == 10
1719     wxMacConvertNewlines13To10( &result ) ;
1720 #else
1721     wxMacConvertNewlines10To13( &result ) ;
1722 #endif
1723
1724     return result ;
1725 }
1726
1727 void wxMacMLTEControl::SetStringValue( const wxString &str )
1728 {
1729     wxString st = str;
1730     wxMacConvertNewlines10To13( &st );
1731
1732     {
1733         wxMacWindowClipper c( m_peer );
1734
1735         {
1736             wxMacEditHelper help( m_txn );
1737             SetTXNData( st, kTXNStartOffset, kTXNEndOffset );
1738         }
1739
1740         TXNSetSelection( m_txn, 0, 0 );
1741         TXNShowSelection( m_txn, kTXNShowStart );
1742     }
1743 }
1744
1745 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
1746 {
1747     TXNFrameOptions frameOptions = kTXNDontDrawCaretWhenInactiveMask;
1748
1749 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
1750     frameOptions |= kTXNDoFontSubstitutionMask;
1751 #endif
1752
1753     if ( ! (wxStyle & wxTE_NOHIDESEL) )
1754         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
1755
1756     if ( wxStyle & (wxHSCROLL | wxTE_DONTWRAP) )
1757         frameOptions |= kTXNWantHScrollBarMask ;
1758
1759     if ( wxStyle & wxTE_MULTILINE )
1760     {
1761         frameOptions |= kTXNAlwaysWrapAtViewEdgeMask ;
1762
1763         if ( !(wxStyle & wxTE_NO_VSCROLL) )
1764         {
1765             frameOptions |= kTXNWantVScrollBarMask ;
1766
1767             // The following code causes drawing problems on 10.4. Perhaps it can be restored for
1768             // older versions of the OS, but I'm not sure it's appropriate to put a grow icon here
1769             // anyways, as AFAIK users can't actually use it to resize the text ctrl.
1770 //            if ( frameOptions & kTXNWantHScrollBarMask )
1771 //                frameOptions |= kTXNDrawGrowIconMask ;
1772         }
1773     }
1774     else
1775     {
1776         frameOptions |= kTXNSingleLineOnlyMask ;
1777     }
1778
1779     return frameOptions ;
1780 }
1781
1782 void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, bool visible )
1783 {
1784     TXNControlTag iControlTags[] =
1785         {
1786             kTXNDoFontSubstitution,
1787             kTXNWordWrapStateTag ,
1788         };
1789     TXNControlData iControlData[] =
1790         {
1791             { true },
1792             { kTXNNoAutoWrap },
1793         };
1794
1795     int toptag = WXSIZEOF( iControlTags ) ;
1796
1797     if ( m_windowStyle & wxTE_MULTILINE )
1798     {
1799         iControlData[1].uValue =
1800             (m_windowStyle & wxTE_DONTWRAP)
1801             ? kTXNNoAutoWrap
1802             : kTXNAutoWrap;
1803     }
1804
1805     OSStatus err = TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) ;
1806     verify_noerr( err );
1807
1808     // setting the default font:
1809     // under 10.2 this causes a visible caret, therefore we avoid it
1810
1811     if ( UMAGetSystemVersion() >= 0x1030 )
1812     {
1813         Str255 fontName ;
1814         SInt16 fontSize ;
1815         Style fontStyle ;
1816
1817         GetThemeFont( kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1818
1819         TXNTypeAttributes typeAttr[] =
1820         {
1821             { kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
1822             { kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
1823             { kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , { (void*) normal } } ,
1824         } ;
1825
1826         err = TXNSetTypeAttributes(
1827             m_txn, sizeof(typeAttr) / sizeof(TXNTypeAttributes),
1828             typeAttr, kTXNStartOffset, kTXNEndOffset );
1829         verify_noerr( err );
1830     }
1831
1832     if ( m_windowStyle & wxTE_PASSWORD )
1833     {
1834         UniChar c = 0x00A5 ;
1835         err = TXNEchoMode( m_txn , c , 0 , true );
1836         verify_noerr( err );
1837     }
1838
1839     TXNBackground tback;
1840     tback.bgType = kTXNBackgroundTypeRGB;
1841     tback.bg.color = MAC_WXCOLORREF( background.GetPixel() );
1842     TXNSetBackground( m_txn , &tback );
1843
1844 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
1845     if ( UMAGetSystemVersion() >= 0x1040 )
1846     {
1847         TXNCommandEventSupportOptions options ;
1848         if ( TXNGetCommandEventSupport( m_txn, &options ) == noErr )
1849         {
1850             options |=
1851                 kTXNSupportEditCommandProcessing
1852                 | kTXNSupportEditCommandUpdating
1853                 | kTXNSupportSpellCheckCommandProcessing
1854                 | kTXNSupportSpellCheckCommandUpdating
1855                 | kTXNSupportFontCommandProcessing
1856                 | kTXNSupportFontCommandUpdating;
1857
1858             TXNSetCommandEventSupport( m_txn , options ) ;
1859         }
1860     }
1861 #endif
1862 }
1863
1864 void wxMacMLTEControl::SetBackground( const wxBrush &brush )
1865 {
1866     // currently only solid background are supported
1867     TXNBackground tback;
1868
1869     tback.bgType = kTXNBackgroundTypeRGB;
1870     tback.bg.color = MAC_WXCOLORREF( brush.GetColour().GetPixel() );
1871     TXNSetBackground( m_txn , &tback );
1872 }
1873
1874 void wxMacMLTEControl::TXNSetAttribute( const wxTextAttr& style , long from , long to )
1875 {
1876     TXNTypeAttributes typeAttr[4] ;
1877     RGBColor color ;
1878     int attrCount = 0 ;
1879
1880     if ( style.HasFont() )
1881     {
1882         const wxFont &font = style.GetFont() ;
1883
1884 #if 0 // old version
1885         Str255 fontName = "\pMonaco" ;
1886         SInt16 fontSize = 12 ;
1887         Style fontStyle = normal ;
1888         wxMacStringToPascal( font.GetFaceName() , fontName ) ;
1889         fontSize = font.GetPointSize() ;
1890         if ( font.GetUnderlined() )
1891             fontStyle |= underline ;
1892         if ( font.GetWeight() == wxBOLD )
1893             fontStyle |= bold ;
1894         if ( font.GetStyle() == wxITALIC )
1895             fontStyle |= italic ;
1896
1897         typeAttr[attrCount].tag = kTXNQDFontNameAttribute ;
1898         typeAttr[attrCount].size = kTXNQDFontNameAttributeSize ;
1899         typeAttr[attrCount].data.dataPtr = (void*)fontName ;
1900         attrCount++ ;
1901
1902         typeAttr[attrCount].tag = kTXNQDFontSizeAttribute ;
1903         typeAttr[attrCount].size = kTXNFontSizeAttributeSize ;
1904         typeAttr[attrCount].data.dataValue = (fontSize << 16) ;
1905         attrCount++ ;
1906
1907         typeAttr[attrCount].tag = kTXNQDFontStyleAttribute ;
1908         typeAttr[attrCount].size = kTXNQDFontStyleAttributeSize ;
1909         typeAttr[attrCount].data.dataValue = fontStyle ;
1910         attrCount++ ;
1911 #else
1912         typeAttr[attrCount].tag = kTXNATSUIStyle ;
1913         typeAttr[attrCount].size = kTXNATSUIStyleSize ;
1914         typeAttr[attrCount].data.dataValue = (UInt32)font.MacGetATSUStyle() ;
1915         attrCount++ ;
1916 #endif
1917     }
1918
1919     if ( style.HasTextColour() )
1920     {
1921         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
1922
1923         typeAttr[attrCount].tag = kTXNQDFontColorAttribute ;
1924         typeAttr[attrCount].size = kTXNQDFontColorAttributeSize ;
1925         typeAttr[attrCount].data.dataPtr = (void*) &color ;
1926         attrCount++ ;
1927     }
1928
1929     if ( attrCount > 0 )
1930     {
1931         verify_noerr( TXNSetTypeAttributes( m_txn , attrCount , typeAttr, from , to ) );
1932         // unfortunately the relayout is not automatic
1933         TXNRecalcTextLayout( m_txn );
1934     }
1935 }
1936
1937 void wxMacMLTEControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle )
1938 {
1939     wxMacEditHelper help( m_txn ) ;
1940     TXNSetAttribute( wxTextAttr( foreground, wxNullColour, font ), kTXNStartOffset, kTXNEndOffset ) ;
1941 }
1942
1943 void wxMacMLTEControl::SetStyle( long start, long end, const wxTextAttr& style )
1944 {
1945     wxMacEditHelper help( m_txn ) ;
1946     TXNSetAttribute( style, start, end ) ;
1947 }
1948
1949 void wxMacMLTEControl::Copy()
1950 {
1951     ClearCurrentScrap();
1952     TXNCopy( m_txn );
1953     TXNConvertToPublicScrap();
1954 }
1955
1956 void wxMacMLTEControl::Cut()
1957 {
1958     ClearCurrentScrap();
1959     TXNCut( m_txn );
1960     TXNConvertToPublicScrap();
1961 }
1962
1963 void wxMacMLTEControl::Paste()
1964 {
1965     TXNConvertFromPublicScrap();
1966     TXNPaste( m_txn );
1967 }
1968
1969 bool wxMacMLTEControl::CanPaste() const
1970 {
1971     return TXNIsScrapPastable() ;
1972 }
1973
1974 void wxMacMLTEControl::SetEditable(bool editable)
1975 {
1976     TXNControlTag tag[] = { kTXNIOPrivilegesTag } ;
1977     TXNControlData data[] = { { editable ? kTXNReadWrite : kTXNReadOnly } } ;
1978     TXNSetTXNObjectControls( m_txn, false, WXSIZEOF(tag), tag, data ) ;
1979 }
1980
1981 wxTextPos wxMacMLTEControl::GetLastPosition() const
1982 {
1983     wxTextPos actualsize = 0 ;
1984
1985     Handle theText ;
1986     OSErr err = TXNGetDataEncoded( m_txn, kTXNStartOffset, kTXNEndOffset, &theText, kTXNTextData );
1987
1988     // all done
1989     if ( err == noErr )
1990     {
1991         actualsize = GetHandleSize( theText ) ;
1992         DisposeHandle( theText ) ;
1993     }
1994     else
1995     {
1996         actualsize = 0 ;
1997     }
1998
1999     return actualsize ;
2000 }
2001
2002 void wxMacMLTEControl::Replace( long from , long to , const wxString &str )
2003 {
2004     wxString value = str ;
2005     wxMacConvertNewlines10To13( &value ) ;
2006
2007     wxMacEditHelper help( m_txn ) ;
2008     wxMacWindowClipper c( m_peer ) ;
2009
2010     TXNSetSelection( m_txn, from, to ) ;
2011     TXNClear( m_txn ) ;
2012     SetTXNData( value, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2013 }
2014
2015 void wxMacMLTEControl::Remove( long from , long to )
2016 {
2017     wxMacWindowClipper c( m_peer ) ;
2018     wxMacEditHelper help( m_txn ) ;
2019     TXNSetSelection( m_txn , from , to ) ;
2020     TXNClear( m_txn ) ;
2021 }
2022
2023 void wxMacMLTEControl::GetSelection( long* from, long* to) const
2024 {
2025     TXNGetSelection( m_txn , (TXNOffset*) from , (TXNOffset*) to ) ;
2026 }
2027
2028 void wxMacMLTEControl::SetSelection( long from , long to )
2029 {
2030     wxMacWindowClipper c( m_peer ) ;
2031
2032     // change the selection
2033     if ((from == -1) && (to == -1))
2034         TXNSelectAll( m_txn );
2035     else
2036         TXNSetSelection( m_txn, from, to );
2037
2038     TXNShowSelection( m_txn, kTXNShowStart );
2039 }
2040
2041 void wxMacMLTEControl::WriteText( const wxString& str )
2042 {
2043     wxString st = str ;
2044     wxMacConvertNewlines10To13( &st ) ;
2045
2046     long start , end , dummy ;
2047
2048     GetSelection( &start , &dummy ) ;
2049     wxMacWindowClipper c( m_peer ) ;
2050
2051     {
2052         wxMacEditHelper helper( m_txn ) ;
2053         SetTXNData( st, kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
2054     }
2055
2056     GetSelection( &dummy, &end ) ;
2057
2058     // TODO: SetStyle( start , end , GetDefaultStyle() ) ;
2059 }
2060
2061 void wxMacMLTEControl::Clear()
2062 {
2063     wxMacWindowClipper c( m_peer ) ;
2064     wxMacEditHelper st( m_txn ) ;
2065     TXNSetSelection( m_txn , kTXNStartOffset , kTXNEndOffset ) ;
2066     TXNClear( m_txn ) ;
2067 }
2068
2069 bool wxMacMLTEControl::CanUndo() const
2070 {
2071     return TXNCanUndo( m_txn , NULL ) ;
2072 }
2073
2074 void wxMacMLTEControl::Undo()
2075 {
2076     TXNUndo( m_txn ) ;
2077 }
2078
2079 bool wxMacMLTEControl::CanRedo() const
2080 {
2081     return TXNCanRedo( m_txn , NULL ) ;
2082 }
2083
2084 void wxMacMLTEControl::Redo()
2085 {
2086     TXNRedo( m_txn ) ;
2087 }
2088
2089 int wxMacMLTEControl::GetNumberOfLines() const
2090 {
2091     ItemCount lines = 0 ;
2092     TXNGetLineCount( m_txn, &lines ) ;
2093
2094     return lines ;
2095 }
2096
2097 long wxMacMLTEControl::XYToPosition(long x, long y) const
2098 {
2099     Point curpt ;
2100     wxTextPos lastpos ;
2101
2102     // TODO: find a better implementation : while we can get the
2103     // line metrics of a certain line, we don't get its starting
2104     // position, so it would probably be rather a binary search
2105     // for the start position
2106     long xpos = 0, ypos = 0 ;
2107     int lastHeight = 0 ;
2108     ItemCount n ;
2109
2110     lastpos = GetLastPosition() ;
2111     for ( n = 0 ; n <= (ItemCount) lastpos ; ++n )
2112     {
2113         if ( y == ypos && x == xpos )
2114             return n ;
2115
2116         TXNOffsetToPoint( m_txn, n, &curpt ) ;
2117
2118         if ( curpt.v > lastHeight )
2119         {
2120             xpos = 0 ;
2121             if ( n > 0 )
2122                 ++ypos ;
2123
2124             lastHeight = curpt.v ;
2125         }
2126         else
2127             ++xpos ;
2128     }
2129
2130     return 0 ;
2131 }
2132
2133 bool wxMacMLTEControl::PositionToXY( long pos, long *x, long *y ) const
2134 {
2135     Point curpt ;
2136     wxTextPos lastpos ;
2137
2138     if ( y )
2139         *y = 0 ;
2140     if ( x )
2141         *x = 0 ;
2142
2143     lastpos = GetLastPosition() ;
2144     if ( pos <= lastpos )
2145     {
2146         // TODO: find a better implementation - while we can get the
2147         // line metrics of a certain line, we don't get its starting
2148         // position, so it would probably be rather a binary search
2149         // for the start position
2150         long xpos = 0, ypos = 0 ;
2151         int lastHeight = 0 ;
2152         ItemCount n ;
2153
2154         for ( n = 0 ; n <= (ItemCount) pos ; ++n )
2155         {
2156             TXNOffsetToPoint( m_txn, n, &curpt ) ;
2157
2158             if ( curpt.v > lastHeight )
2159             {
2160                 xpos = 0 ;
2161                 if ( n > 0 )
2162                     ++ypos ;
2163
2164                 lastHeight = curpt.v ;
2165             }
2166             else
2167                 ++xpos ;
2168         }
2169
2170         if ( y )
2171             *y = ypos ;
2172         if ( x )
2173             *x = xpos ;
2174     }
2175
2176     return false ;
2177 }
2178
2179 void wxMacMLTEControl::ShowPosition( long pos )
2180 {
2181 #if TARGET_RT_MAC_MACHO && defined(AVAILABLE_MAC_OS_X_VERSION_10_2_AND_LATER)
2182     {
2183         Point current, desired ;
2184         TXNOffset selstart, selend;
2185
2186         TXNGetSelection( m_txn, &selstart, &selend );
2187         TXNOffsetToPoint( m_txn, selstart, &current );
2188         TXNOffsetToPoint( m_txn, pos, &desired );
2189
2190         // TODO: use HIPoints for 10.3 and above
2191         if ( (UInt32)TXNScroll != (UInt32)kUnresolvedCFragSymbolAddress )
2192         {
2193             OSErr theErr = noErr;
2194             SInt32 dv = desired.v - current.v;
2195             SInt32 dh = desired.h - current.h;
2196             TXNShowSelection( m_txn, kTXNShowStart ) ; // NB: should this be kTXNShowStart or kTXNShowEnd ??
2197             theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels, &dv, &dh );
2198
2199             // there will be an error returned for classic MLTE implementation when the control is
2200             // invisible, but HITextView works correctly, so we don't assert that one
2201             // wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );
2202         }
2203     }
2204 #endif
2205 }
2206
2207 void wxMacMLTEControl::SetTXNData( const wxString& st, TXNOffset start, TXNOffset end )
2208 {
2209 #if wxUSE_UNICODE
2210 #if SIZEOF_WCHAR_T == 2
2211     size_t len = st.Len() ;
2212     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)st.wc_str(), len * 2, start, end );
2213 #else
2214     wxMBConvUTF16 converter ;
2215     ByteCount byteBufferLen = converter.WC2MB( NULL, st.wc_str(), 0 ) ;
2216     UniChar *unibuf = (UniChar*)malloc( byteBufferLen ) ;
2217     converter.WC2MB( (char*)unibuf, st.wc_str(), byteBufferLen ) ;
2218     TXNSetData( m_txn, kTXNUnicodeTextData, (void*)unibuf, byteBufferLen, start, end ) ;
2219     free( unibuf ) ;
2220 #endif
2221 #else
2222     wxCharBuffer text = st.mb_str( wxConvLocal ) ;
2223     TXNSetData( m_txn, kTXNTextData, (void*)text.data(), strlen( text ), start, end ) ;
2224 #endif
2225 }
2226
2227 wxString wxMacMLTEControl::GetLineText(long lineNo) const
2228 {
2229     wxString line ;
2230
2231     if ( lineNo < GetNumberOfLines() )
2232     {
2233         Point firstPoint;
2234         Fixed lineWidth, lineHeight, currentHeight;
2235         long ypos ;
2236
2237         // get the first possible position in the control
2238         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2239
2240         // Iterate through the lines until we reach the one we want,
2241         // adding to our current y pixel point position
2242         ypos = 0 ;
2243         currentHeight = 0;
2244         while (ypos < lineNo)
2245         {
2246             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2247             currentHeight += lineHeight;
2248         }
2249
2250         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2251         TXNOffset theOffset;
2252         TXNPointToOffset(m_txn, thePoint, &theOffset);
2253
2254         wxString content = GetStringValue() ;
2255         Point currentPoint = thePoint;
2256         while (thePoint.v == currentPoint.v && theOffset < content.length())
2257         {
2258             line += content[theOffset];
2259             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2260         }
2261     }
2262
2263     return line ;
2264 }
2265
2266 int wxMacMLTEControl::GetLineLength(long lineNo) const
2267 {
2268     int theLength = 0;
2269
2270     if ( lineNo < GetNumberOfLines() )
2271     {
2272         Point firstPoint;
2273         Fixed lineWidth, lineHeight, currentHeight;
2274         long ypos;
2275
2276         // get the first possible position in the control
2277         TXNOffsetToPoint(m_txn, 0, &firstPoint);
2278
2279         // Iterate through the lines until we reach the one we want,
2280         // adding to our current y pixel point position
2281         ypos = 0;
2282         currentHeight = 0;
2283         while (ypos < lineNo)
2284         {
2285             TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
2286             currentHeight += lineHeight;
2287         }
2288
2289         Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
2290         TXNOffset theOffset;
2291         TXNPointToOffset(m_txn, thePoint, &theOffset);
2292
2293         wxString content = GetStringValue() ;
2294         Point currentPoint = thePoint;
2295         while (thePoint.v == currentPoint.v && theOffset < content.length())
2296         {
2297             ++theLength;
2298             TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);
2299         }
2300     }
2301
2302     return theLength ;
2303 }
2304
2305 // ----------------------------------------------------------------------------
2306 // MLTE control implementation (classic part)
2307 // ----------------------------------------------------------------------------
2308
2309 // OS X Notes : We still don't have a full replacement for MLTE, so this implementation
2310 // has to live on. We have different problems coming from outdated implementations on the
2311 // various OS X versions. Most deal with the scrollbars: they are not correctly embedded
2312 // while this can be solved on 10.3 by reassigning them the correct place, on 10.2 there is
2313 // no way out, therefore we are using our own implementation and our own scrollbars ....
2314
2315 #ifdef __WXMAC_OSX__
2316
2317 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
2318 ControlActionUPP gTXNScrollActionProc = NULL ;
2319
2320 pascal void wxMacMLTEClassicControl::TXNScrollInfoProc(
2321     SInt32 iValue, SInt32 iMaximumValue,
2322     TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon )
2323 {
2324     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
2325     SInt32 value =  wxMax( iValue , 0 ) ;
2326     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;
2327
2328     if ( iScrollBarOrientation == kTXNHorizontal )
2329     {
2330         if ( mlte->m_sbHorizontal )
2331         {
2332             SetControl32BitValue( mlte->m_sbHorizontal , value ) ;
2333             SetControl32BitMaximum( mlte->m_sbHorizontal , maximum ) ;
2334             mlte->m_lastHorizontalValue = value ;
2335         }
2336     }
2337     else if ( iScrollBarOrientation == kTXNVertical )
2338     {
2339         if ( mlte->m_sbVertical )
2340         {
2341             SetControl32BitValue( mlte->m_sbVertical , value ) ;
2342             SetControl32BitMaximum( mlte->m_sbVertical , maximum ) ;
2343             mlte->m_lastVerticalValue = value ;
2344         }
2345     }
2346 }
2347
2348 pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode )
2349 {
2350     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
2351     if ( mlte == NULL )
2352         return ;
2353
2354     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )
2355         return ;
2356
2357     OSStatus err ;
2358     bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ;
2359
2360     SInt32 minimum = 0 ;
2361     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
2362     SInt32 value = GetControl32BitValue( controlRef ) ;
2363     SInt32 delta = 0;
2364
2365     switch ( partCode )
2366     {
2367         case kControlDownButtonPart :
2368             delta = 10 ;
2369             break ;
2370
2371         case kControlUpButtonPart :
2372             delta = -10 ;
2373             break ;
2374
2375         case kControlPageDownPart :
2376             delta = GetControlViewSize( controlRef ) ;
2377             break ;
2378
2379         case kControlPageUpPart :
2380             delta = -GetControlViewSize( controlRef ) ;
2381             break ;
2382
2383         case kControlIndicatorPart :
2384             delta = value - (isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue) ;
2385             break ;
2386
2387         default :
2388             break ;
2389     }
2390
2391     if ( delta != 0 )
2392     {
2393         SInt32 newValue = value ;
2394
2395         if ( partCode != kControlIndicatorPart )
2396         {
2397             if ( value + delta < minimum )
2398                 delta = minimum - value ;
2399             if ( value + delta > maximum )
2400                 delta = maximum - value ;
2401
2402             SetControl32BitValue( controlRef , value + delta ) ;
2403             newValue = value + delta ;
2404         }
2405
2406         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
2407         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;
2408
2409         err = TXNScroll(
2410             mlte->m_txn, kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
2411             &verticalDelta, &horizontalDelta );
2412         verify_noerr( err );
2413
2414         if ( isHorizontal )
2415             mlte->m_lastHorizontalValue = newValue ;
2416         else
2417             mlte->m_lastVerticalValue = newValue ;
2418     }
2419 }
2420 #endif
2421
2422 // make correct activations
2423 void wxMacMLTEClassicControl::MacActivatePaneText(bool setActive)
2424 {
2425     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
2426
2427     wxMacWindowClipper clipper( textctrl ) ;
2428     TXNActivate( m_txn, m_txnFrameID, setActive );
2429
2430     ControlRef controlFocus = 0 ;
2431     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2432     if ( controlFocus == m_controlRef )
2433         TXNFocus( m_txn, setActive );
2434 }
2435
2436 void wxMacMLTEClassicControl::MacFocusPaneText(bool setFocus)
2437 {
2438     TXNFocus( m_txn, setFocus );
2439 }
2440
2441 // guards against inappropriate redraw (hidden objects drawing onto window)
2442
2443 void wxMacMLTEClassicControl::MacSetObjectVisibility(bool vis)
2444 {
2445     ControlRef controlFocus = 0 ;
2446     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2447
2448     if ( !vis && (controlFocus == m_controlRef ) )
2449         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
2450
2451     TXNControlTag iControlTags[1] = { kTXNVisibilityTag };
2452     TXNControlData iControlData[1] = { { (UInt32)false } };
2453
2454     verify_noerr( TXNGetTXNObjectControls( m_txn , 1, iControlTags, iControlData ) ) ;
2455
2456     if ( iControlData[0].uValue != vis )
2457     {
2458         iControlData[0].uValue = vis ;
2459         verify_noerr( TXNSetTXNObjectControls( m_txn, false , 1, iControlTags, iControlData ) ) ;
2460     }
2461
2462     // currently, we always clip as partial visibility (overlapped) visibility is also a problem,
2463     // if we run into further problems we might set the FrameBounds to an empty rect here
2464 }
2465
2466 // make sure that the TXNObject is at the right position
2467
2468 void wxMacMLTEClassicControl::MacUpdatePosition()
2469 {
2470     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2471     if ( textctrl == NULL )
2472         return ;
2473
2474     Rect bounds ;
2475     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2476
2477     wxRect visRect = textctrl->MacGetClippedClientRect() ;
2478     Rect visBounds = { visRect.y , visRect.x , visRect.y + visRect.height , visRect.x + visRect.width } ;
2479     int x , y ;
2480     x = y = 0 ;
2481     textctrl->MacWindowToRootWindow( &x , &y ) ;
2482     OffsetRect( &visBounds , x , y ) ;
2483
2484     if ( !EqualRect( &bounds, &m_txnControlBounds ) || !EqualRect( &visBounds, &m_txnVisBounds ) )
2485     {
2486         m_txnControlBounds = bounds ;
2487         m_txnVisBounds = visBounds ;
2488         wxMacWindowClipper cl( textctrl ) ;
2489
2490 #ifdef __WXMAC_OSX__
2491         bool isCompositing = textctrl->MacGetTopLevelWindow()->MacUsesCompositing() ;
2492         if ( m_sbHorizontal || m_sbVertical )
2493         {
2494             int w = bounds.right - bounds.left ;
2495             int h = bounds.bottom - bounds.top ;
2496
2497             if ( m_sbHorizontal )
2498             {
2499                 Rect sbBounds ;
2500
2501                 sbBounds.left = -1 ;
2502                 sbBounds.top = h - 14 ;
2503                 sbBounds.right = w + 1 ;
2504                 sbBounds.bottom = h + 1 ;
2505
2506                 if ( !isCompositing )
2507                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2508
2509                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
2510                 SetControlViewSize( m_sbHorizontal , w ) ;
2511             }
2512
2513             if ( m_sbVertical )
2514             {
2515                 Rect sbBounds ;
2516
2517                 sbBounds.left = w - 14 ;
2518                 sbBounds.top = -1 ;
2519                 sbBounds.right = w + 1 ;
2520                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1 ;
2521
2522                 if ( !isCompositing )
2523                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
2524
2525                 SetControlBounds( m_sbVertical , &sbBounds ) ;
2526                 SetControlViewSize( m_sbVertical , h ) ;
2527             }
2528         }
2529
2530         Rect oldviewRect ;
2531         TXNLongRect olddestRect ;
2532         TXNGetRectBounds( m_txn , &oldviewRect , &olddestRect , NULL ) ;
2533
2534         Rect viewRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2535             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2536             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2537         TXNLongRect destRect = { m_txnControlBounds.top, m_txnControlBounds.left,
2538             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) ,
2539             m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
2540
2541         if ( olddestRect.right >= 10000 )
2542             destRect.right = destRect.left + 32000 ;
2543
2544         if ( olddestRect.bottom >= 0x20000000 )
2545             destRect.bottom = destRect.top + 0x40000000 ;
2546
2547         SectRect( &viewRect , &visBounds , &viewRect ) ;
2548         TXNSetRectBounds( m_txn , &viewRect , &destRect , true ) ;
2549
2550 #if 0
2551         TXNSetFrameBounds(
2552             m_txn,
2553             m_txnControlBounds.top,
2554             m_txnControlBounds.left,
2555             m_txnControlBounds.bottom - (m_sbHorizontal ? 14 : 0),
2556             m_txnControlBounds.right - (m_sbVertical ? 14 : 0),
2557             m_txnFrameID );
2558 #endif
2559 #else
2560
2561         TXNSetFrameBounds(
2562             m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
2563             wxMax( m_txnControlBounds.bottom, m_txnControlBounds.top ),
2564             wxMax( m_txnControlBounds.right, m_txnControlBounds.left ), m_txnFrameID );
2565 #endif
2566
2567         // the SetFrameBounds method under Classic sometimes does not correctly scroll a selection into sight after a
2568         // movement, therefore we have to force it
2569
2570         // this problem has been reported in OSX as well, so we use this here once again
2571
2572         TXNLongRect textRect ;
2573         TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;
2574         if ( textRect.left < m_txnControlBounds.left )
2575             TXNShowSelection( m_txn , kTXNShowStart ) ;
2576     }
2577 }
2578
2579 void wxMacMLTEClassicControl::SetRect( Rect *r )
2580 {
2581     wxMacControl::SetRect( r ) ;
2582     MacUpdatePosition() ;
2583 }
2584
2585 void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart)
2586 {
2587     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2588     if ( textctrl == NULL )
2589         return ;
2590
2591     if ( textctrl->MacIsReallyShown() )
2592     {
2593         wxMacWindowClipper clipper( textctrl ) ;
2594         TXNDraw( m_txn , NULL ) ;
2595     }
2596 }
2597
2598 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)
2599 {
2600     Point where = { y , x } ;
2601     ControlPartCode result = kControlNoPart;
2602
2603     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2604     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2605     {
2606         if (PtInRect( where, &m_txnControlBounds ))
2607         {
2608             result = kControlEditTextPart ;
2609         }
2610         else
2611         {
2612             // sometimes we get the coords also in control local coordinates, therefore test again
2613             if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2614             {
2615                 int x = 0 , y = 0 ;
2616                 textctrl->MacClientToRootWindow( &x , &y ) ;
2617                 where.h += x ;
2618                 where.v += y ;
2619             }
2620
2621             if (PtInRect( where, &m_txnControlBounds ))
2622                 result = kControlEditTextPart ;
2623         }
2624     }
2625
2626     return result;
2627 }
2628
2629 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* actionProc )
2630 {
2631     ControlPartCode result = kControlNoPart;
2632
2633     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference( m_controlRef );
2634     if ( (textctrl != NULL) && textctrl->MacIsReallyShown() )
2635     {
2636         Point startPt = { y , x } ;
2637         // for compositing, we must convert these into toplevel window coordinates, because hittesting expects them
2638         if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
2639         {
2640             int x = 0 , y = 0 ;
2641             textctrl->MacClientToRootWindow( &x , &y ) ;
2642             startPt.h += x ;
2643             startPt.v += y ;
2644         }
2645
2646         switch (MacControlUserPaneHitTestProc( startPt.h , startPt.v ))
2647         {
2648             case kControlEditTextPart :
2649             {
2650                 wxMacWindowClipper clipper( textctrl ) ;
2651                 EventRecord rec ;
2652
2653                 ConvertEventRefToEventRecord( (EventRef) wxTheApp->MacGetCurrentEvent() , &rec ) ;
2654                 TXNClick( m_txn, &rec );
2655             }
2656                 break;
2657
2658             default :
2659                 break;
2660         }
2661     }
2662
2663     return result;
2664 }
2665
2666 void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
2667 {
2668     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2669     if ( textctrl == NULL )
2670         return ;
2671
2672     if (textctrl->MacIsReallyShown())
2673     {
2674         if (IsControlActive(m_controlRef))
2675         {
2676             Point mousep;
2677
2678             wxMacWindowClipper clipper( textctrl ) ;
2679             GetMouse(&mousep);
2680
2681             TXNIdle(m_txn);
2682
2683             if (PtInRect(mousep, &m_txnControlBounds))
2684             {
2685                 RgnHandle theRgn = NewRgn();
2686                 RectRgn(theRgn, &m_txnControlBounds);
2687                 TXNAdjustCursor(m_txn, theRgn);
2688                 DisposeRgn(theRgn);
2689             }
2690         }
2691     }
2692 }
2693
2694 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)
2695 {
2696     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2697     if ( textctrl == NULL )
2698         return kControlNoPart;
2699
2700     wxMacWindowClipper clipper( textctrl ) ;
2701
2702     EventRecord ev ;
2703     memset( &ev , 0 , sizeof( ev ) ) ;
2704     ev.what = keyDown ;
2705     ev.modifiers = modifiers ;
2706     ev.message = ((keyCode << 8) & keyCodeMask) | (charCode & charCodeMask);
2707     TXNKeyDown( m_txn , &ev );
2708
2709     return kControlEntireControl;
2710 }
2711
2712 void wxMacMLTEClassicControl::MacControlUserPaneActivateProc(bool activating)
2713 {
2714     MacActivatePaneText( activating );
2715 }
2716
2717 wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)
2718 {
2719     ControlPartCode focusResult = kControlFocusNoPart;
2720
2721     wxTextCtrl* textctrl = (wxTextCtrl*)GetControlReference( m_controlRef );
2722     if ( textctrl == NULL )
2723         return focusResult;
2724
2725     wxMacWindowClipper clipper( textctrl ) ;
2726
2727     ControlRef controlFocus = NULL ;
2728     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
2729     bool wasFocused = ( controlFocus == m_controlRef ) ;
2730
2731     switch (action)
2732     {
2733         case kControlFocusPrevPart:
2734         case kControlFocusNextPart:
2735             MacFocusPaneText( !wasFocused );
2736             focusResult = (!wasFocused ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart);
2737             break;
2738
2739         case kControlFocusNoPart:
2740         default:
2741             MacFocusPaneText( false );
2742             focusResult = kControlFocusNoPart;
2743             break;
2744     }
2745
2746     return focusResult;
2747 }
2748
2749 void wxMacMLTEClassicControl::MacControlUserPaneBackgroundProc( void *info )
2750 {
2751 }
2752
2753 wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
2754     const wxString& str,
2755     const wxPoint& pos,
2756     const wxSize& size, long style )
2757     : wxMacMLTEControl( wxPeer )
2758 {
2759     m_font = wxPeer->GetFont() ;
2760     m_windowStyle = style ;
2761     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
2762
2763     short featureSet =
2764         kControlSupportsEmbedding | kControlSupportsFocus | kControlWantsIdle
2765         | kControlWantsActivate  | kControlHandlesTracking
2766 //    | kControlHasSpecialBackground
2767         | kControlGetsFocusOnClick | kControlSupportsLiveFeedback;
2768
2769    OSStatus err = ::CreateUserPaneControl(
2770         MAC_WXHWND(wxPeer->GetParent()->MacGetTopLevelWindowRef()),
2771         &bounds, featureSet, &m_controlRef );
2772     verify_noerr( err );
2773
2774     DoCreate();
2775
2776     AdjustCreationAttributes( *wxWHITE , true ) ;
2777
2778     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
2779
2780     {
2781         wxString st = str ;
2782         wxMacConvertNewlines10To13( &st ) ;
2783         wxMacWindowClipper clipper( m_peer ) ;
2784         SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
2785         TXNSetSelection( m_txn, 0, 0 ) ;
2786     }
2787 }
2788
2789 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()
2790 {
2791     TXNDeleteObject( m_txn );
2792     m_txn = NULL ;
2793 }
2794
2795 void wxMacMLTEClassicControl::VisibilityChanged(bool shown)
2796 {
2797     MacSetObjectVisibility( shown ) ;
2798     wxMacControl::VisibilityChanged( shown ) ;
2799 }
2800
2801 void wxMacMLTEClassicControl::SuperChangedPosition()
2802 {
2803     MacUpdatePosition() ;
2804     wxMacControl::SuperChangedPosition() ;
2805 }
2806
2807 #ifdef __WXMAC_OSX__
2808
2809 ControlUserPaneDrawUPP gTPDrawProc = NULL;
2810 ControlUserPaneHitTestUPP gTPHitProc = NULL;
2811 ControlUserPaneTrackingUPP gTPTrackProc = NULL;
2812 ControlUserPaneIdleUPP gTPIdleProc = NULL;
2813 ControlUserPaneKeyDownUPP gTPKeyProc = NULL;
2814 ControlUserPaneActivateUPP gTPActivateProc = NULL;
2815 ControlUserPaneFocusUPP gTPFocusProc = NULL;
2816
2817 static pascal void wxMacControlUserPaneDrawProc(ControlRef control, SInt16 part)
2818 {
2819     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2820     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2821     if ( win )
2822         win->MacControlUserPaneDrawProc( part ) ;
2823 }
2824
2825 static pascal ControlPartCode wxMacControlUserPaneHitTestProc(ControlRef control, Point where)
2826 {
2827     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2828     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2829     if ( win )
2830         return win->MacControlUserPaneHitTestProc( where.h , where.v ) ;
2831     else
2832         return kControlNoPart ;
2833 }
2834
2835 static pascal ControlPartCode wxMacControlUserPaneTrackingProc(ControlRef control, Point startPt, ControlActionUPP actionProc)
2836 {
2837     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2838     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2839     if ( win )
2840         return win->MacControlUserPaneTrackingProc( startPt.h , startPt.v , (void*) actionProc ) ;
2841     else
2842         return kControlNoPart ;
2843 }
2844
2845 static pascal void wxMacControlUserPaneIdleProc(ControlRef control)
2846 {
2847     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2848     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2849     if ( win )
2850         win->MacControlUserPaneIdleProc() ;
2851 }
2852
2853 static pascal ControlPartCode wxMacControlUserPaneKeyDownProc(ControlRef control, SInt16 keyCode, SInt16 charCode, SInt16 modifiers)
2854 {
2855     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2856     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2857     if ( win )
2858         return win->MacControlUserPaneKeyDownProc( keyCode, charCode, modifiers ) ;
2859     else
2860         return kControlNoPart ;
2861 }
2862
2863 static pascal void wxMacControlUserPaneActivateProc(ControlRef control, Boolean activating)
2864 {
2865     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2866     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2867     if ( win )
2868         win->MacControlUserPaneActivateProc( activating ) ;
2869 }
2870
2871 static pascal ControlPartCode wxMacControlUserPaneFocusProc(ControlRef control, ControlFocusPart action)
2872 {
2873     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2874     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2875     if ( win )
2876         return win->MacControlUserPaneFocusProc( action ) ;
2877     else
2878         return kControlNoPart ;
2879 }
2880
2881 #if 0
2882 static pascal void wxMacControlUserPaneBackgroundProc(ControlRef control, ControlBackgroundPtr info)
2883 {
2884     wxTextCtrl *textCtrl =  wxDynamicCast( wxFindControlFromMacControl(control) , wxTextCtrl ) ;
2885     wxMacMLTEClassicControl * win = textCtrl ? (wxMacMLTEClassicControl*)(textCtrl->GetPeer()) : NULL ;
2886     if ( win )
2887         win->MacControlUserPaneBackgroundProc(info) ;
2888 }
2889 #endif
2890
2891 #endif // __WXMAC_OSX__
2892
2893 // TXNRegisterScrollInfoProc
2894
2895 OSStatus wxMacMLTEClassicControl::DoCreate()
2896 {
2897     Rect bounds;
2898     OSStatus err = noErr ;
2899
2900     // set up our globals
2901 #ifdef __WXMAC_OSX__
2902     if (gTPDrawProc == NULL) gTPDrawProc = NewControlUserPaneDrawUPP(wxMacControlUserPaneDrawProc);
2903     if (gTPHitProc == NULL) gTPHitProc = NewControlUserPaneHitTestUPP(wxMacControlUserPaneHitTestProc);
2904     if (gTPTrackProc == NULL) gTPTrackProc = NewControlUserPaneTrackingUPP(wxMacControlUserPaneTrackingProc);
2905     if (gTPIdleProc == NULL) gTPIdleProc = NewControlUserPaneIdleUPP(wxMacControlUserPaneIdleProc);
2906     if (gTPKeyProc == NULL) gTPKeyProc = NewControlUserPaneKeyDownUPP(wxMacControlUserPaneKeyDownProc);
2907     if (gTPActivateProc == NULL) gTPActivateProc = NewControlUserPaneActivateUPP(wxMacControlUserPaneActivateProc);
2908     if (gTPFocusProc == NULL) gTPFocusProc = NewControlUserPaneFocusUPP(wxMacControlUserPaneFocusProc);
2909
2910     if (gTXNScrollInfoProc == NULL ) gTXNScrollInfoProc = NewTXNScrollInfoUPP(TXNScrollInfoProc) ;
2911     if (gTXNScrollActionProc == NULL ) gTXNScrollActionProc = NewControlActionUPP(TXNScrollActionProc) ;
2912 #endif
2913
2914     // set the initial settings for our private data
2915
2916     m_txnWindow = GetControlOwner(m_controlRef);
2917     m_txnPort = (GrafPtr) GetWindowPort(m_txnWindow);
2918
2919 #ifdef __WXMAC_OSX__
2920     // set up the user pane procedures
2921     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneDrawProcTag, sizeof(gTPDrawProc), &gTPDrawProc);
2922     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneHitTestProcTag, sizeof(gTPHitProc), &gTPHitProc);
2923     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneTrackingProcTag, sizeof(gTPTrackProc), &gTPTrackProc);
2924     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneIdleProcTag, sizeof(gTPIdleProc), &gTPIdleProc);
2925     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneKeyDownProcTag, sizeof(gTPKeyProc), &gTPKeyProc);
2926     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneActivateProcTag, sizeof(gTPActivateProc), &gTPActivateProc);
2927     SetControlData(m_controlRef, kControlEntireControl, kControlUserPaneFocusProcTag, sizeof(gTPFocusProc), &gTPFocusProc);
2928 #endif
2929
2930     // calculate the rectangles used by the control
2931     UMAGetControlBoundsInWindowCoords( m_controlRef, &bounds );
2932
2933     m_txnControlBounds = bounds ;
2934     m_txnVisBounds = bounds ;
2935
2936     CGrafPtr origPort ;
2937     GDHandle origDev ;
2938
2939     GetGWorld( &origPort, &origDev ) ;
2940     SetPort( m_txnPort );
2941
2942     // create the new edit field
2943     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( m_windowStyle );
2944
2945 #ifdef __WXMAC_OSX__
2946     // the scrollbars are not correctly embedded but are inserted at the root:
2947     // this gives us problems as we have erratic redraws even over the structure area
2948
2949     m_sbHorizontal = 0 ;
2950     m_sbVertical = 0 ;
2951     m_lastHorizontalValue = 0 ;
2952     m_lastVerticalValue = 0 ;
2953
2954     Rect sb = { 0 , 0 , 0 , 0 } ;
2955     if ( frameOptions & kTXNWantVScrollBarMask )
2956     {
2957         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbVertical );
2958         SetControlReference( m_sbVertical, (SInt32)this );
2959         SetControlAction( m_sbVertical, gTXNScrollActionProc );
2960         ShowControl( m_sbVertical );
2961         EmbedControl( m_sbVertical , m_controlRef );
2962         frameOptions &= ~kTXNWantVScrollBarMask;
2963     }
2964
2965     if ( frameOptions & kTXNWantHScrollBarMask )
2966     {
2967         CreateScrollBarControl( m_txnWindow, &sb, 0, 0, 100, 1, true, gTXNScrollActionProc, &m_sbHorizontal );
2968         SetControlReference( m_sbHorizontal, (SInt32)this );
2969         SetControlAction( m_sbHorizontal, gTXNScrollActionProc );
2970         ShowControl( m_sbHorizontal );
2971         EmbedControl( m_sbHorizontal, m_controlRef );
2972         frameOptions &= ~(kTXNWantHScrollBarMask | kTXNDrawGrowIconMask);
2973     }
2974
2975 #endif
2976
2977     err = TXNNewObject(
2978         NULL, m_txnWindow, &bounds, frameOptions,
2979         kTXNTextEditStyleFrameType, kTXNTextensionFile, kTXNSystemDefaultEncoding,
2980         &m_txn, &m_txnFrameID, NULL );
2981     verify_noerr( err );
2982
2983 #if 0
2984     TXNControlTag iControlTags[] = { kTXNUseCarbonEvents };
2985     TXNControlData iControlData[] = { { (UInt32)&cInfo } };
2986     int toptag = WXSIZEOF( iControlTags ) ;
2987     TXNCarbonEventInfo cInfo ;
2988     cInfo.useCarbonEvents = false ;
2989     cInfo.filler = 0 ;
2990     cInfo.flags = 0 ;
2991     cInfo.fDictionary = NULL ;
2992
2993     verify_noerr( TXNSetTXNObjectControls( m_txn, false, toptag, iControlTags, iControlData ) );
2994 #endif
2995
2996 #ifdef __WXMAC_OSX__
2997     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32)this );
2998 #endif
2999
3000     SetGWorld( origPort , origDev ) ;
3001
3002     return err;
3003 }
3004
3005 // ----------------------------------------------------------------------------
3006 // MLTE control implementation (OSX part)
3007 // ----------------------------------------------------------------------------
3008
3009 #if TARGET_API_MAC_OSX
3010
3011 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
3012
3013 // tiger multi-line textcontrols with no CR in the entire content
3014 // don't scroll automatically, so we need a hack.
3015 // This attempt only works 'before' the key (ie before CallNextEventHandler)
3016 // is processed, thus the scrolling always occurs one character too late, but
3017 // better than nothing ...
3018
3019 static const EventTypeSpec eventList[] =
3020 {
3021     { kEventClassTextInput, kEventTextInputUnicodeForKeyEvent } ,
3022 } ;
3023
3024 static pascal OSStatus wxMacUnicodeTextEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3025 {
3026     OSStatus result = eventNotHandledErr ;
3027     wxMacMLTEHIViewControl* focus = (wxMacMLTEHIViewControl*) data ;
3028
3029     switch ( GetEventKind( event ) )
3030     {
3031         case kEventTextInputUnicodeForKeyEvent :
3032         {
3033             if ( UMAGetSystemVersion() >= 0x1040 )
3034             {
3035                 TXNOffset from , to ;
3036                 TXNGetSelection( focus->GetTXNObject() , &from , &to ) ;
3037                 if ( from == to )
3038                     TXNShowSelection( focus->GetTXNObject() , kTXNShowStart );
3039             }
3040             result = CallNextEventHandler(handler,event);
3041             break;
3042         }
3043         default:
3044             break ;
3045     }
3046
3047     return result ;
3048 }
3049
3050 static pascal OSStatus wxMacTextControlEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
3051 {
3052     OSStatus result = eventNotHandledErr ;
3053
3054     switch ( GetEventClass( event ) )
3055     {
3056         case kEventClassTextInput :
3057             result = wxMacUnicodeTextEventHandler( handler , event , data ) ;
3058             break ;
3059
3060         default :
3061             break ;
3062     }
3063     return result ;
3064 }
3065
3066 DEFINE_ONE_SHOT_HANDLER_GETTER( wxMacTextControlEventHandler )
3067
3068 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxTextCtrl *wxPeer,
3069     const wxString& str,
3070     const wxPoint& pos,
3071     const wxSize& size, long style ) : wxMacMLTEControl( wxPeer )
3072 {
3073     m_font = wxPeer->GetFont() ;
3074     m_windowStyle = style ;
3075     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
3076     wxString st = str ;
3077     wxMacConvertNewlines10To13( &st ) ;
3078
3079     HIRect hr = {
3080         { bounds.left , bounds.top },
3081         { bounds.right - bounds.left, bounds.bottom - bounds.top } } ;
3082
3083     m_scrollView = NULL ;
3084     TXNFrameOptions frameOptions = FrameOptionsFromWXStyle( style ) ;
3085     if ( frameOptions & (kTXNWantVScrollBarMask | kTXNWantHScrollBarMask) )
3086     {
3087         HIScrollViewCreate(
3088             (frameOptions & kTXNWantHScrollBarMask ? kHIScrollViewOptionsHorizScroll : 0)
3089             | (frameOptions & kTXNWantVScrollBarMask ? kHIScrollViewOptionsVertScroll : 0) ,
3090             &m_scrollView ) ;
3091
3092         HIViewSetFrame( m_scrollView, &hr );
3093         HIViewSetVisible( m_scrollView, true );
3094     }
3095
3096     m_textView = NULL ;
3097     HITextViewCreate( NULL , 0, frameOptions , &m_textView ) ;
3098     m_txn = HITextViewGetTXNObject( m_textView ) ;
3099     HIViewSetVisible( m_textView , true ) ;
3100     if ( m_scrollView )
3101     {
3102         HIViewAddSubview( m_scrollView , m_textView ) ;
3103         m_controlRef = m_scrollView ;
3104         wxPeer->MacInstallEventHandler( (WXWidget) m_textView ) ;
3105     }
3106     else
3107     {
3108         HIViewSetFrame( m_textView, &hr );
3109         m_controlRef = m_textView ;
3110     }
3111
3112     AdjustCreationAttributes( *wxWHITE , true ) ;
3113
3114     wxMacWindowClipper c( m_peer ) ;
3115     SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
3116
3117     TXNSetSelection( m_txn, 0, 0 );
3118     TXNShowSelection( m_txn, kTXNShowStart );
3119
3120     InstallControlEventHandler( m_textView , GetwxMacTextControlEventHandlerUPP(),
3121                                 GetEventTypeCount(eventList), eventList, this,
3122                                 &m_textEventHandlerRef);
3123 }
3124
3125 wxMacMLTEHIViewControl::~wxMacMLTEHIViewControl()
3126 {
3127     ::RemoveEventHandler( m_textEventHandlerRef ) ;
3128 }
3129
3130 OSStatus wxMacMLTEHIViewControl::SetFocus( ControlFocusPart focusPart )
3131 {
3132     return SetKeyboardFocus( GetControlOwner( m_textView ), m_textView, focusPart ) ;
3133 }
3134
3135 bool wxMacMLTEHIViewControl::HasFocus() const
3136 {
3137     ControlRef control ;
3138     GetKeyboardFocus( GetUserFocusWindow() , &control ) ;
3139     return control == m_textView ;
3140 }
3141
3142 void wxMacMLTEHIViewControl::SetBackground( const wxBrush &brush )
3143 {
3144     wxMacMLTEControl::SetBackground( brush ) ;
3145
3146 #if 0
3147     CGColorSpaceRef rgbSpace = CGColorSpaceCreateDeviceRGB();
3148     RGBColor col = MAC_WXCOLORREF(brush.GetColour().GetPixel()) ;
3149
3150     float component[4] ;
3151     component[0] = col.red / 65536.0 ;
3152     component[1] = col.green / 65536.0 ;
3153     component[2] = col.blue / 65536.0 ;
3154     component[3] = 1.0 ; // alpha
3155
3156     CGColorRef color = CGColorCreate( rgbSpace , component );
3157     HITextViewSetBackgroundColor( m_textView , color );
3158     CGColorSpaceRelease( rgbSpace );
3159 #endif
3160 }
3161
3162 #endif // MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
3163
3164
3165 #endif
3166
3167 #endif // wxUSE_TEXTCTRL