removed mentions of wxUSE_OWNER_DRAWN: unless I miss something, this doesn't make...

[wxWidgets.git] / src / mac / carbon / textctrl.cpp

diff --git a/src/mac/carbon/textctrl.cpp b/src/mac/carbon/textctrl.cpp
index 9ebcb555be70b66cfd305da09791e15312e5f19d..14e76f18f787382c2a23daab697536d131a884d8 100644 (file)
--- a/src/mac/carbon/textctrl.cpp
+++ b/src/mac/carbon/textctrl.cpp
@@ -40,11 +40,12 @@
 #include "wx/button.h"
 #include "wx/toplevel.h"
 #include "wx/textctrl.h"
 #include "wx/button.h"
 #include "wx/toplevel.h"
 #include "wx/textctrl.h"

-#include "wx/notebook.h"
-#include "wx/tabctrl.h"

 #include "wx/settings.h"
 #include "wx/filefn.h"
 #include "wx/utils.h"
 #include "wx/settings.h"
 #include "wx/filefn.h"
 #include "wx/utils.h"

+#include "wx/sysopt.h"
+#include "wx/menu.h"
+#include "wx/intl.h"

 
 #if defined(__BORLANDC__) && !defined(__WIN32__)
   #include <alloc.h>
 
 #if defined(__BORLANDC__) && !defined(__WIN32__)
   #include <alloc.h>


@@ -63,16 +64,18 @@
 #endif
 
 #ifndef __WXMAC_OSX__
 #endif
 
 #ifndef __WXMAC_OSX__

-enum 
+enum

 {
     kTXNVisibilityTag             = 'visb' /*set the visibility state of the object  */
 };
 #endif
 
 {
     kTXNVisibilityTag             = 'visb' /*set the visibility state of the object  */
 };
 #endif
 

+#ifndef __DARWIN__

 #include <MacTextEditor.h>
 #include <ATSUnicode.h>
 #include <TextCommon.h>
 #include <TextEncodingConverter.h>
 #include <MacTextEditor.h>
 #include <ATSUnicode.h>
 #include <TextCommon.h>
 #include <TextEncodingConverter.h>

+#endif

 #include "wx/mac/uma.h"
 
 class wxMacFunctor
 #include "wx/mac/uma.h"
 
 class wxMacFunctor


@@ -334,7 +337,7 @@ public :
 
 protected :
     OSStatus                 DoCreate();
 
 protected :
     OSStatus                 DoCreate();

-    
+

     void                    MacUpdatePosition() ;
     void                    MacActivatePaneText(Boolean setActive) ;
     void                    MacFocusPaneText(Boolean setFocus) ;
     void                    MacUpdatePosition() ;
     void                    MacActivatePaneText(Boolean setActive) ;
     void                    MacFocusPaneText(Boolean setFocus) ;


@@ -346,9 +349,9 @@ private :
     WindowRef               m_txnWindow ;
     // bounds of the control as we last did set the txn frames
     Rect                    m_txnControlBounds ;
     WindowRef               m_txnWindow ;
     // bounds of the control as we last did set the txn frames
     Rect                    m_txnControlBounds ;

-
+    Rect                    m_txnVisBounds ;

 #ifdef __WXMAC_OSX__
 #ifdef __WXMAC_OSX__

-    static pascal void      TXNScrollInfoProc (SInt32 iValue, SInt32 iMaximumValue, 
+    static pascal void      TXNScrollInfoProc (SInt32 iValue, SInt32 iMaximumValue,

                                 TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon) ;
     static pascal void      TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode ) ;
     ControlRef              m_sbHorizontal ;
                                 TXNScrollBarOrientation iScrollBarOrientation, SInt32 iRefCon) ;
     static pascal void      TXNScrollActionProc( ControlRef controlRef , ControlPartCode partCode ) ;
     ControlRef              m_sbHorizontal ;


@@ -360,7 +363,6 @@ private :
 
 #define TE_UNLIMITED_LENGTH 0xFFFFFFFFUL
 
 
 #define TE_UNLIMITED_LENGTH 0xFFFFFFFFUL
 

-#if !USE_SHARED_LIBRARY

 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
 
 BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
 
 BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)


@@ -372,26 +374,34 @@ BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
     EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
     EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
     EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)

+    EVT_MENU(wxID_CLEAR, wxTextCtrl::OnDelete)
+    EVT_MENU(wxID_SELECTALL, wxTextCtrl::OnSelectAll)
+
+    EVT_CONTEXT_MENU(wxTextCtrl::OnContextMenu)

 
     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 
     EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
     EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)

+    EVT_UPDATE_UI(wxID_CLEAR, wxTextCtrl::OnUpdateDelete)
+    EVT_UPDATE_UI(wxID_SELECTALL, wxTextCtrl::OnUpdateSelectAll)

 END_EVENT_TABLE()
 END_EVENT_TABLE()

-#endif

 
 // Text item
 void wxTextCtrl::Init()
 {
 
 // Text item
 void wxTextCtrl::Init()
 {

-  m_editable = true ;
-  m_dirty = false;
+    m_editable = true ;
+    m_dirty = false;

 
 

-  m_maxLength = TE_UNLIMITED_LENGTH ;
+    m_privateContextMenu = NULL;
+
+    m_maxLength = TE_UNLIMITED_LENGTH ;

 }
 
 wxTextCtrl::~wxTextCtrl()
 {
 }
 
 wxTextCtrl::~wxTextCtrl()
 {

+    delete m_privateContextMenu;

 }
 
 
 }
 
 


@@ -420,19 +430,27 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
         style |= wxTE_PROCESS_ENTER ;
     }
 
         style |= wxTE_PROCESS_ENTER ;
     }
 

+    bool forceMLTE = false ;
+#if wxUSE_SYSTEM_OPTIONS
+    if ( (wxSystemOptions::HasOption(wxMAC_TEXTCONTROL_USE_MLTE) ) && ( wxSystemOptions::GetOptionInt( wxMAC_TEXTCONTROL_USE_MLTE ) == 1) )
+    {
+        forceMLTE = true ;
+    }
+#endif
+

 #ifdef __WXMAC_OSX__
 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
 #ifdef __WXMAC_OSX__
 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2

-    if ( UMAGetSystemVersion() >= 0x1050 )
+    if ( UMAGetSystemVersion() >= 0x1030 && forceMLTE == false )

     {
     {

-        m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
+        if ( m_windowStyle & wxTE_MULTILINE )
+            m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;

     }
 #endif
     }
 #endif

-#if !wxMAC_AWAYS_USE_MLTE

     if ( !m_peer )
     {
     if ( !m_peer )
     {

-        m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
+        if ( !(m_windowStyle & wxTE_MULTILINE) && forceMLTE == false )
+            m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;

     }
     }

-#endif

 #endif
     if ( !m_peer )
     {
 #endif
     if ( !m_peer )
     {


@@ -441,17 +459,21 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
 
     MacPostControlCreate(pos,size) ;
 
 
     MacPostControlCreate(pos,size) ;
 

+    // only now the embedding is correct and we can do a positioning update
+
+    MacSuperChangedPosition() ;
+

     if ( m_windowStyle & wxTE_READONLY)
     {
         SetEditable( false ) ;
     }
     if ( m_windowStyle & wxTE_READONLY)
     {
         SetEditable( false ) ;
     }

-    
+

     SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;
 
     return true;
 }
 
     SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;
 
     return true;
 }
 

-void wxTextCtrl::MacSuperChangedPosition() 
+void wxTextCtrl::MacSuperChangedPosition()

 {
     wxWindow::MacSuperChangedPosition() ;
     GetPeer()->SuperChangedPosition() ;
 {
     wxWindow::MacSuperChangedPosition() ;
     GetPeer()->SuperChangedPosition() ;


@@ -642,7 +664,7 @@ void wxTextCtrl::WriteText(const wxString& str)
     if ( !wxIsMainThread() )
     {
         // unfortunately CW 8 is not able to correctly deduce the template types, so we have
     if ( !wxIsMainThread() )
     {
         // unfortunately CW 8 is not able to correctly deduce the template types, so we have

-        // to instantiate explicitely
+        // to instantiate explicitly

         wxMacMPRemoteGUICall<wxTextCtrl,wxString>( this , &wxTextCtrl::WriteText , str ) ;
         return ;
     }
         wxMacMPRemoteGUICall<wxTextCtrl,wxString>( this , &wxTextCtrl::WriteText , str ) ;
         return ;
     }


@@ -896,7 +918,7 @@ void wxTextCtrl::OnChar(wxKeyEvent& event)
                         event.SetEventObject(def);
                         def->Command(event);
                         return ;
                         event.SetEventObject(def);
                         def->Command(event);
                         return ;

-                   }
+                    }

                 }
 
                 // this will make wxWidgets eat the ENTER key so that
                 }
 
                 // this will make wxWidgets eat the ENTER key so that


@@ -988,6 +1010,19 @@ void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
     Redo();
 }
 
     Redo();
 }
 

+void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event))
+{
+    long from, to;
+    GetSelection(& from, & to);
+    if (from != -1 && to != -1)
+        Remove(from, to);
+}
+
+void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event))
+{
+    SetSelection(-1, -1);
+}
+

 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
 {
     event.Enable( CanCut() );
 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
 {
     event.Enable( CanCut() );


@@ -1013,6 +1048,40 @@ void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
     event.Enable( CanRedo() );
 }
 
     event.Enable( CanRedo() );
 }
 

+void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event)
+{
+    long from, to;
+    GetSelection(& from, & to);
+    event.Enable(from != -1 && to != -1 && from != to && IsEditable()) ;
+}
+
+void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event)
+{
+    event.Enable(GetLastPosition() > 0);
+}
+
+// CS: Context Menus only work with mlte implementations or non-multiline HIViews at the moment
+
+void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
+{
+    if (m_privateContextMenu == NULL)
+    {
+        m_privateContextMenu = new wxMenu;
+        m_privateContextMenu->Append(wxID_UNDO, _("&Undo"));
+        m_privateContextMenu->Append(wxID_REDO, _("&Redo"));
+        m_privateContextMenu->AppendSeparator();
+        m_privateContextMenu->Append(wxID_CUT, _("Cu&t"));
+        m_privateContextMenu->Append(wxID_COPY, _("&Copy"));
+        m_privateContextMenu->Append(wxID_PASTE, _("&Paste"));
+        m_privateContextMenu->Append(wxID_CLEAR, _("&Delete"));
+        m_privateContextMenu->AppendSeparator();
+        m_privateContextMenu->Append(wxID_SELECTALL, _("Select &All"));
+    }
+
+    if (m_privateContextMenu != NULL)
+        PopupMenu(m_privateContextMenu);
+}
+

 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
 {
     if ( !GetPeer()->SetupCursor(pt) )
 bool wxTextCtrl::MacSetupCursor( const wxPoint& pt )
 {
     if ( !GetPeer()->SetupCursor(pt) )


@@ -1320,6 +1389,11 @@ void wxMacUnicodeTextControl::GetSelection( long* from, long* to) const
 void wxMacUnicodeTextControl::SetSelection( long from , long to )
 {
     ControlEditTextSelectionRec sel ;
 void wxMacUnicodeTextControl::SetSelection( long from , long to )
 {
     ControlEditTextSelectionRec sel ;

+    if ((from == -1) && (to == -1))
+    {
+        from = 0 ;
+        to = 32767 ; // sel has 16 bit signed values, max is 32767
+    }

     sel.selStart = from ;
     sel.selEnd = to ;
     SetData<ControlEditTextSelectionRec>( 0 , kControlEditTextSelectionTag, &sel ) ;
     sel.selStart = from ;
     sel.selEnd = to ;
     SetData<ControlEditTextSelectionRec>( 0 , kControlEditTextSelectionTag, &sel ) ;


@@ -1381,9 +1455,9 @@ public :
         TXNControlData m_data[1] ;
 } ;
 
         TXNControlData m_data[1] ;
 } ;
 

-wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer ) : wxMacTextControl( peer ) 
+wxMacMLTEControl::wxMacMLTEControl( wxTextCtrl *peer ) : wxMacTextControl( peer )

 {
 {

-    SetNeedsFocusRect( true ) ; 
+    SetNeedsFocusRect( true ) ;

 }
 
 wxString wxMacMLTEControl::GetStringValue() const
 }
 
 wxString wxMacMLTEControl::GetStringValue() const


@@ -1413,7 +1487,7 @@ wxString wxMacMLTEControl::GetStringValue() const
                 SetHandleSize( theText , ( actualSize + 1 ) * sizeof( UniChar ) ) ;
                 HLock( theText ) ;
                 (((UniChar*)*theText)[actualSize]) = 0 ;
                 SetHandleSize( theText , ( actualSize + 1 ) * sizeof( UniChar ) ) ;
                 HLock( theText ) ;
                 (((UniChar*)*theText)[actualSize]) = 0 ;

-                wxMBConvUTF16BE converter ;
+                wxMBConvUTF16 converter ;

                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
                 ptr = new wxChar[noChars + 1] ;
 
                 size_t noChars = converter.MB2WC( NULL , (const char*)*theText , 0 ) ;
                 ptr = new wxChar[noChars + 1] ;
 


@@ -1475,8 +1549,12 @@ void wxMacMLTEControl::SetStringValue( const wxString &str)
 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
 {
     TXNFrameOptions frameOptions =
 TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
 {
     TXNFrameOptions frameOptions =

-        kTXNDontDrawCaretWhenInactiveMask ;
-        
+        kTXNDontDrawCaretWhenInactiveMask
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
+        | kTXNDoFontSubstitutionMask
+#endif
+        ;
+

     if ( ! ( wxStyle & wxTE_NOHIDESEL ) )
         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
 
     if ( ! ( wxStyle & wxTE_NOHIDESEL ) )
         frameOptions |= kTXNDontDrawSelectionWhenInactiveMask ;
 


@@ -1508,17 +1586,17 @@ TXNFrameOptions wxMacMLTEControl::FrameOptionsFromWXStyle( long wxStyle )
 
 void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, bool visible )
 {
 
 void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, bool visible )
 {

-    TXNControlTag iControlTags[] = 
-        { 
-            kTXNDoFontSubstitution, 
+    TXNControlTag iControlTags[] =
+        {
+            kTXNDoFontSubstitution,

             kTXNWordWrapStateTag ,
         };
             kTXNWordWrapStateTag ,
         };

-    TXNControlData iControlData[] = 
-        { 
-            {false}, 
+    TXNControlData iControlData[] =
+        {
+            {true},

             {kTXNNoAutoWrap},
         };
             {kTXNNoAutoWrap},
         };

-        
+

     int toptag = WXSIZEOF( iControlTags ) ;
 
     if ( m_windowStyle & wxTE_MULTILINE )
     int toptag = WXSIZEOF( iControlTags ) ;
 
     if ( m_windowStyle & wxTE_MULTILINE )


@@ -1532,23 +1610,27 @@ void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, boo
                                         iControlTags, iControlData )) ;
 
     // setting the default font
                                         iControlTags, iControlData )) ;
 
     // setting the default font

+    // under 10.2 this causes a visible caret, therefore we avoid it

 
 

-    Str255 fontName ;
-    SInt16 fontSize ;
-    Style fontStyle ;
+    if ( UMAGetSystemVersion() >= 0x1030 )
+    {
+        Str255 fontName ;
+        SInt16 fontSize ;
+        Style fontStyle ;

 
 

-    GetThemeFont(kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
+        GetThemeFont(kThemeSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;

 
 

-    TXNTypeAttributes typeAttr[] =
-    {
-        {   kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
-        {   kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
-        {   kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , {  (void*) normal } } ,
-    } ;
+        TXNTypeAttributes typeAttr[] =
+        {
+            {   kTXNQDFontNameAttribute , kTXNQDFontNameAttributeSize , { (void*) fontName } } ,
+            {   kTXNQDFontSizeAttribute , kTXNFontSizeAttributeSize , { (void*) (fontSize << 16) } } ,
+            {   kTXNQDFontStyleAttribute , kTXNQDFontStyleAttributeSize , {  (void*) normal } } ,
+        } ;

 
 

-    verify_noerr( TXNSetTypeAttributes (m_txn, sizeof( typeAttr ) / sizeof(TXNTypeAttributes) , typeAttr,
-          kTXNStartOffset,
-          kTXNEndOffset) );
+        verify_noerr( TXNSetTypeAttributes (m_txn, sizeof( typeAttr ) / sizeof(TXNTypeAttributes) , typeAttr,
+              kTXNStartOffset,
+              kTXNEndOffset) );
+    }

 
     if ( m_windowStyle & wxTE_PASSWORD )
     {
 
     if ( m_windowStyle & wxTE_PASSWORD )
     {


@@ -1861,7 +1943,9 @@ void wxMacMLTEControl::ShowPosition( long pos )
             SInt32 dh = desired.h - current.h ;
             TXNShowSelection( m_txn , true ) ;
             theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels , kTXNScrollUnitsInPixels , &dv , &dh );
             SInt32 dh = desired.h - current.h ;
             TXNShowSelection( m_txn , true ) ;
             theErr = TXNScroll( m_txn, kTXNScrollUnitsInPixels , kTXNScrollUnitsInPixels , &dv , &dh );

-            wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );
+            // there will be an error returned for classic mlte implementation when the control is
+            // invisible, but HITextView works correctly, so we don't assert that one
+            // wxASSERT_MSG( theErr == noErr, _T("TXNScroll returned an error!") );

         }
     }
 #endif
         }
     }
 #endif


@@ -1875,7 +1959,7 @@ void wxMacMLTEControl::SetTXNData( const wxString& st , TXNOffset start , TXNOff
     TXNSetData( m_txn , kTXNUnicodeTextData,  (void*)st.wc_str(), len * 2,
       start, end);
 #else
     TXNSetData( m_txn , kTXNUnicodeTextData,  (void*)st.wc_str(), len * 2,
       start, end);
 #else

-    wxMBConvUTF16BE converter ;
+    wxMBConvUTF16 converter ;

     ByteCount byteBufferLen = converter.WC2MB( NULL , st.wc_str() , 0 ) ;
     UniChar *unibuf = (UniChar*) malloc(byteBufferLen) ;
     converter.WC2MB( (char*) unibuf , st.wc_str() , byteBufferLen ) ;
     ByteCount byteBufferLen = converter.WC2MB( NULL , st.wc_str() , 0 ) ;
     UniChar *unibuf = (UniChar*) malloc(byteBufferLen) ;
     converter.WC2MB( (char*) unibuf , st.wc_str() , byteBufferLen ) ;


@@ -1985,13 +2069,13 @@ int  wxMacMLTEControl::GetLineLength(long lineNo) const
 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
 ControlActionUPP gTXNScrollActionProc = NULL ;
 
 TXNScrollInfoUPP gTXNScrollInfoProc = NULL ;
 ControlActionUPP gTXNScrollActionProc = NULL ;
 

-pascal void wxMacMLTEClassicControl::TXNScrollInfoProc (SInt32 iValue, SInt32 iMaximumValue, TXNScrollBarOrientation 
+pascal void wxMacMLTEClassicControl::TXNScrollInfoProc (SInt32 iValue, SInt32 iMaximumValue, TXNScrollBarOrientation

     iScrollBarOrientation, SInt32 iRefCon)
 {
     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
     SInt32 value =  wxMax( iValue , 0 ) ;
     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;
     iScrollBarOrientation, SInt32 iRefCon)
 {
     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) iRefCon ;
     SInt32 value =  wxMax( iValue , 0 ) ;
     SInt32 maximum = wxMax( iMaximumValue , 0 ) ;

-    
+

     if ( iScrollBarOrientation == kTXNHorizontal )
     {
         if ( mlte->m_sbHorizontal )
     if ( iScrollBarOrientation == kTXNHorizontal )
     {
         if ( mlte->m_sbHorizontal )


@@ -2018,12 +2102,12 @@ pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef
     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
     if ( mlte == NULL )
         return ;
     wxMacMLTEClassicControl* mlte = (wxMacMLTEClassicControl*) GetControlReference( controlRef ) ;
     if ( mlte == NULL )
         return ;

-        
+

     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )
     if ( controlRef != mlte->m_sbVertical && controlRef != mlte->m_sbHorizontal )

-        return ;    
-        
-    bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ; 
-        
+        return ;
+
+    bool isHorizontal = ( controlRef == mlte->m_sbHorizontal ) ;
+

     SInt32 minimum = 0 ;
     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
     SInt32 value = GetControl32BitValue( controlRef ) ;
     SInt32 minimum = 0 ;
     SInt32 maximum = GetControl32BitMaximum( controlRef ) ;
     SInt32 value = GetControl32BitValue( controlRef ) ;


@@ -2043,7 +2127,7 @@ pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef
             delta = -GetControlViewSize( controlRef )  ;
             break ;
         case kControlIndicatorPart :
             delta = -GetControlViewSize( controlRef )  ;
             break ;
         case kControlIndicatorPart :

-            delta = value - 
+            delta = value -

                 ( isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue ) ;
             break ;
         default :
                 ( isHorizontal ? mlte->m_lastHorizontalValue : mlte->m_lastVerticalValue ) ;
             break ;
         default :


@@ -2052,7 +2136,7 @@ pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef
     if ( delta != 0 )
     {
         SInt32 newValue = value ;
     if ( delta != 0 )
     {
         SInt32 newValue = value ;

-        
+

         if ( partCode != kControlIndicatorPart )
         {
             if( value + delta < minimum )
         if ( partCode != kControlIndicatorPart )
         {
             if( value + delta < minimum )


@@ -2063,13 +2147,13 @@ pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef
             SetControl32BitValue( controlRef , value + delta ) ;
             newValue = value + delta ;
         }
             SetControl32BitValue( controlRef , value + delta ) ;
             newValue = value + delta ;
         }

-        
+

         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;
         SInt32 verticalDelta = isHorizontal ? 0 : delta ;
         SInt32 horizontalDelta = isHorizontal ? delta : 0 ;

-        
+

         err = TXNScroll( mlte->m_txn , kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
                                     &verticalDelta , &horizontalDelta  );
         err = TXNScroll( mlte->m_txn , kTXNScrollUnitsInPixels, kTXNScrollUnitsInPixels,
                                     &verticalDelta , &horizontalDelta  );

-                                    
+

         if ( isHorizontal )
             mlte->m_lastHorizontalValue = newValue ;
         else
         if ( isHorizontal )
             mlte->m_lastHorizontalValue = newValue ;
         else


@@ -2079,7 +2163,7 @@ pascal void wxMacMLTEClassicControl::TXNScrollActionProc( ControlRef controlRef
 #endif
 
 // make correct activations
 #endif
 
 // make correct activations

-void wxMacMLTEClassicControl::MacActivatePaneText(Boolean setActive) 
+void wxMacMLTEClassicControl::MacActivatePaneText(Boolean setActive)

 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
 
 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
 


@@ -2092,41 +2176,33 @@ void wxMacMLTEClassicControl::MacActivatePaneText(Boolean setActive)
         TXNFocus( m_txn, setActive);
 }
 
         TXNFocus( m_txn, setActive);
 }
 

-void wxMacMLTEClassicControl::MacFocusPaneText(Boolean setFocus) 
+void wxMacMLTEClassicControl::MacFocusPaneText(Boolean setFocus)

 {
     TXNFocus( m_txn, setFocus);
 }
 
 {
     TXNFocus( m_txn, setFocus);
 }
 

-// guards against inappropriate redraw (hidden objects drawing onto window) 
+// guards against inappropriate redraw (hidden objects drawing onto window)

 
 void wxMacMLTEClassicControl::MacSetObjectVisibility(Boolean vis)
 {
     ControlRef controlFocus = 0 ;
     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
 
 void wxMacMLTEClassicControl::MacSetObjectVisibility(Boolean vis)
 {
     ControlRef controlFocus = 0 ;
     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;

-    
+

     if ( controlFocus == m_controlRef && vis == false )
     {
         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
     }
     if ( controlFocus == m_controlRef && vis == false )
     {
         SetKeyboardFocus( m_txnWindow , m_controlRef , kControlFocusNoPart ) ;
     }

-    
-    TXNControlTag iControlTags[] = 
-        { 
-            kTXNVisibilityTag ,
-        };
-    TXNControlData iControlData[] = 
-        { 
-            {(UInt32) false },
-        };
-        
-    int toptag = WXSIZEOF( iControlTags ) ;

 
 

-    verify_noerr( TXNGetTXNObjectControls( m_txn , toptag,
+    TXNControlTag iControlTags[1] = { kTXNVisibilityTag };
+    TXNControlData iControlData[1] = { {(UInt32) false } };
+
+    verify_noerr( TXNGetTXNObjectControls( m_txn , 1,

                                         iControlTags, iControlData ) ) ;
                                         iControlTags, iControlData ) ) ;

-                                        
+

     if ( iControlData[0].uValue != vis )
     {
         iControlData[0].uValue = vis ;
     if ( iControlData[0].uValue != vis )
     {
         iControlData[0].uValue = vis ;

-        verify_noerr( TXNSetTXNObjectControls( m_txn, false , toptag,
+        verify_noerr( TXNSetTXNObjectControls( m_txn, false , 1,

                                         iControlTags, iControlData )) ;
     }
     // we right now are always clipping as partial visibility (overlapped) visibility
                                         iControlTags, iControlData )) ;
     }
     // we right now are always clipping as partial visibility (overlapped) visibility


@@ -2136,7 +2212,7 @@ void wxMacMLTEClassicControl::MacSetObjectVisibility(Boolean vis)
 
 // make sure that the TXNObject is at the right position
 
 
 // make sure that the TXNObject is at the right position
 

-void wxMacMLTEClassicControl::MacUpdatePosition() 
+void wxMacMLTEClassicControl::MacUpdatePosition()

 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )
 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )


@@ -2144,12 +2220,18 @@ void wxMacMLTEClassicControl::MacUpdatePosition()
 
     Rect bounds ;
     UMAGetControlBoundsInWindowCoords(m_controlRef, &bounds);
 
     Rect bounds ;
     UMAGetControlBoundsInWindowCoords(m_controlRef, &bounds);

-    
-    if ( !EqualRect( &bounds , &m_txnControlBounds ) )
+
+    wxRect visRect = textctrl->MacGetClippedClientRect() ;
+    Rect visBounds = { visRect.y , visRect.x , visRect.y + visRect.height , visRect.x + visRect.width } ;
+    int x , y ;
+    x = y = 0 ;
+    textctrl->MacWindowToRootWindow( &x , &y ) ;
+    OffsetRect( &visBounds , x , y ) ;
+
+    if ( !EqualRect( &bounds , &m_txnControlBounds ) || !EqualRect( &visBounds , &m_txnVisBounds) )

     {
     {

-        // old position
-        Rect oldBounds = m_txnControlBounds ;

         m_txnControlBounds = bounds ;
         m_txnControlBounds = bounds ;

+        m_txnVisBounds = visBounds ;

         wxMacWindowClipper cl(textctrl) ;
 
 #ifdef __WXMAC_OSX__
         wxMacWindowClipper cl(textctrl) ;
 
 #ifdef __WXMAC_OSX__


@@ -2167,10 +2249,10 @@ void wxMacMLTEClassicControl::MacUpdatePosition()
                 sbBounds.top = h - 14 ;
                 sbBounds.right = w + 1 ;
                 sbBounds.bottom = h + 1 ;
                 sbBounds.top = h - 14 ;
                 sbBounds.right = w + 1 ;
                 sbBounds.bottom = h + 1 ;

-                
+

                 if ( !isCompositing )
                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
                 if ( !isCompositing )
                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;

-                
+

                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
                 SetControlViewSize( m_sbHorizontal , w ) ;
             }
                 SetControlBounds( m_sbHorizontal , &sbBounds ) ;
                 SetControlViewSize( m_sbHorizontal , w ) ;
             }


@@ -2182,7 +2264,7 @@ void wxMacMLTEClassicControl::MacUpdatePosition()
                 sbBounds.top = -1 ;
                 sbBounds.right = w + 1 ;
                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1  ;
                 sbBounds.top = -1 ;
                 sbBounds.right = w + 1 ;
                 sbBounds.bottom = m_sbHorizontal ? h - 14 : h + 1  ;

-                
+

                 if ( !isCompositing )
                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
 
                 if ( !isCompositing )
                     OffsetRect( &sbBounds , m_txnControlBounds.left , m_txnControlBounds.top ) ;
 


@@ -2190,34 +2272,55 @@ void wxMacMLTEClassicControl::MacUpdatePosition()
                 SetControlViewSize( m_sbVertical , h ) ;
             }
         }
                 SetControlViewSize( m_sbVertical , h ) ;
             }
         }

+
+        Rect oldviewRect ;
+        TXNLongRect olddestRect ;
+        TXNGetRectBounds( m_txn , &oldviewRect , &olddestRect , NULL ) ;
+
+        Rect viewRect = { m_txnControlBounds.top, m_txnControlBounds.left,
+            m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) , m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
+        TXNLongRect destRect = { m_txnControlBounds.top, m_txnControlBounds.left,
+            m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) , m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ) } ;
+
+        if ( olddestRect.right >= 10000 )
+            destRect.right = destRect.left + 32000 ;
+
+        if ( olddestRect.bottom >= 0x20000000 )
+            destRect.bottom = destRect.top + 0x40000000 ;
+
+        SectRect( &viewRect , &visBounds , &viewRect ) ;
+        TXNSetRectBounds( m_txn , &viewRect , &destRect , true ) ;
+/*

         TXNSetFrameBounds( m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) , m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ), m_txnFrameID);
         TXNSetFrameBounds( m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
             m_txnControlBounds.bottom - ( m_sbHorizontal ? 14 : 0 ) , m_txnControlBounds.right - ( m_sbVertical ? 14 : 0 ), m_txnFrameID);

+*/

 #else
 #else

-        
+

         TXNSetFrameBounds( m_txn, m_txnControlBounds.top, m_txnControlBounds.left,
         TXNSetFrameBounds( m_txn, m_txnControlBounds.top, m_txnControlBounds.left,

-            wxMax( m_txnControlBounds.bottom , m_txnControlBounds.top ) , 
+            wxMax( m_txnControlBounds.bottom , m_txnControlBounds.top ) ,

             wxMax( m_txnControlBounds.right , m_txnControlBounds.left ) , m_txnFrameID);
             wxMax( m_txnControlBounds.right , m_txnControlBounds.left ) , m_txnFrameID);

-
-        // the SetFrameBounds method unter classic sometimes does not correctly scroll a selection into sight after a 
+#endif
+        // the SetFrameBounds method unter classic sometimes does not correctly scroll a selection into sight after a

         // movement, therefore we have to force it
 
         // movement, therefore we have to force it
 

+        // according to David Surovell this problem also sometimes occurs under OSX, so we use this as well
+        

         TXNLongRect textRect ;
         TXNLongRect textRect ;

-        TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;        
+        TXNGetRectBounds( m_txn , NULL , NULL , &textRect ) ;

         if ( textRect.left < m_txnControlBounds.left )
         {
             TXNShowSelection( m_txn , false ) ;
         }
         if ( textRect.left < m_txnControlBounds.left )
         {
             TXNShowSelection( m_txn , false ) ;
         }

-#endif

     }
 }
 
     }
 }
 

-void wxMacMLTEClassicControl::SetRect( Rect *r ) 
+void wxMacMLTEClassicControl::SetRect( Rect *r )

 {
     wxMacControl::SetRect( r ) ;
     MacUpdatePosition() ;
 }
 
 {
     wxMacControl::SetRect( r ) ;
     MacUpdatePosition() ;
 }
 

-void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart) 
+void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart)

 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )
 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )


@@ -2230,7 +2333,7 @@ void wxMacMLTEClassicControl::MacControlUserPaneDrawProc(wxInt16 thePart)
     }
 }
 
     }
 }
 

-wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y) 
+wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt16 y)

 {
     Point where = { y , x } ;
     ControlPartCode result;
 {
     Point where = { y , x } ;
     ControlPartCode result;


@@ -2239,7 +2342,7 @@ wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt1
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )
         return 0 ;
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )
         return 0 ;

-        
+

     if (textctrl->MacIsReallyShown() )
     {
         if (PtInRect(where, &m_txnControlBounds))
     if (textctrl->MacIsReallyShown() )
     {
         if (PtInRect(where, &m_txnControlBounds))


@@ -2263,7 +2366,7 @@ wxInt16 wxMacMLTEClassicControl::MacControlUserPaneHitTestProc(wxInt16 x, wxInt1
     return result;
 }
 
     return result;
 }
 

-wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* actionProc ) 
+wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxInt16 y, void* actionProc )

 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )
 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )


@@ -2300,15 +2403,15 @@ wxInt16 wxMacMLTEClassicControl::MacControlUserPaneTrackingProc( wxInt16 x, wxIn
     return partCodeResult;
 }
 
     return partCodeResult;
 }
 

-void wxMacMLTEClassicControl::MacControlUserPaneIdleProc() 
+void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()

 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )
         return ;
 
 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )
         return ;
 

-    if (textctrl->MacIsReallyShown()) 
+    if (textctrl->MacIsReallyShown())

     {
     {

-        if (IsControlActive(m_controlRef)) 
+        if (IsControlActive(m_controlRef))

         {
             Point mousep;
 
         {
             Point mousep;
 


@@ -2317,7 +2420,7 @@ void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
 
             TXNIdle(m_txn);
 
 
             TXNIdle(m_txn);
 

-            if (PtInRect(mousep, &m_txnControlBounds)) 
+            if (PtInRect(mousep, &m_txnControlBounds))

             {
                 RgnHandle theRgn;
                 RectRgn((theRgn = NewRgn()), &m_txnControlBounds);
             {
                 RgnHandle theRgn;
                 RectRgn((theRgn = NewRgn()), &m_txnControlBounds);


@@ -2328,7 +2431,7 @@ void wxMacMLTEClassicControl::MacControlUserPaneIdleProc()
     }
 }
 
     }
 }
 

-wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers) 
+wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode, wxInt16 charCode, wxInt16 modifiers)

 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )
 {
     wxTextCtrl* textctrl = (wxTextCtrl*) GetControlReference(m_controlRef);
     if ( textctrl == NULL )


@@ -2342,16 +2445,16 @@ wxInt16 wxMacMLTEClassicControl::MacControlUserPaneKeyDownProc (wxInt16 keyCode,
     ev.modifiers = modifiers ;
     ev.message = (( keyCode << 8 ) & keyCodeMask ) + ( charCode & charCodeMask ) ;
     TXNKeyDown( m_txn , &ev);
     ev.modifiers = modifiers ;
     ev.message = (( keyCode << 8 ) & keyCodeMask ) + ( charCode & charCodeMask ) ;
     TXNKeyDown( m_txn , &ev);

-    
+

     return kControlEntireControl;
 }
 
     return kControlEntireControl;
 }
 

-void wxMacMLTEClassicControl::MacControlUserPaneActivateProc( bool activating) 
+void wxMacMLTEClassicControl::MacControlUserPaneActivateProc( bool activating)

 {
     MacActivatePaneText( activating );
 }
 
 {
     MacActivatePaneText( activating );
 }
 

-wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action) 
+wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)

 {
     ControlPartCode focusResult;
 
 {
     ControlPartCode focusResult;
 


@@ -2361,19 +2464,19 @@ wxInt16 wxMacMLTEClassicControl::MacControlUserPaneFocusProc(wxInt16 action)
         return 0;
 
     wxMacWindowClipper clipper( textctrl ) ;
         return 0;
 
     wxMacWindowClipper clipper( textctrl ) ;

-    
+

     ControlRef controlFocus = 0 ;
     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
     bool wasFocused = ( controlFocus == m_controlRef ) ;
 
     ControlRef controlFocus = 0 ;
     GetKeyboardFocus( m_txnWindow , &controlFocus ) ;
     bool wasFocused = ( controlFocus == m_controlRef ) ;
 

-    switch (action) 
+    switch (action)

     {
         case kControlFocusPrevPart:
         case kControlFocusNextPart:
             MacFocusPaneText( ( !wasFocused));
             focusResult = (!wasFocused) ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart;
             break;
     {
         case kControlFocusPrevPart:
         case kControlFocusNextPart:
             MacFocusPaneText( ( !wasFocused));
             focusResult = (!wasFocused) ? (ControlPartCode) kControlEditTextPart : (ControlPartCode) kControlFocusNoPart;
             break;

-            
+

         case kControlFocusNoPart:
         default:
             MacFocusPaneText( false);
         case kControlFocusNoPart:
         default:
             MacFocusPaneText( false);


@@ -2396,8 +2499,6 @@ wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
     m_font = wxPeer->GetFont() ;
     m_windowStyle = style ;
     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;
     m_font = wxPeer->GetFont() ;
     m_windowStyle = style ;
     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;

-    wxString st = str ;
-    wxMacConvertNewlines10To13( &st ) ;

 
     short featurSet;
 
 
     short featurSet;
 


@@ -2413,9 +2514,13 @@ wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxTextCtrl *wxPeer,
 
     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
 
 
     MacSetObjectVisibility( wxPeer->MacIsReallyShown() ) ;
 

-    wxMacWindowClipper clipper( m_peer ) ;
-    SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
-    TXNSetSelection( m_txn, 0, 0);
+    {
+        wxString st = str ;
+        wxMacConvertNewlines10To13( &st ) ;
+        wxMacWindowClipper clipper( m_peer ) ;
+        SetTXNData( st , kTXNStartOffset, kTXNEndOffset ) ;
+        TXNSetSelection( m_txn, 0, 0);
+    }

 }
 
 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()
 }
 
 wxMacMLTEClassicControl::~wxMacMLTEClassicControl()


@@ -2560,9 +2665,10 @@ OSStatus wxMacMLTEClassicControl::DoCreate()
 #endif
     /* calculate the rectangles used by the control */
     UMAGetControlBoundsInWindowCoords(m_controlRef, &bounds);
 #endif
     /* calculate the rectangles used by the control */
     UMAGetControlBoundsInWindowCoords(m_controlRef, &bounds);

- 
+

     m_txnControlBounds = bounds ;
     m_txnControlBounds = bounds ;

-    
+    m_txnVisBounds = bounds ;
+

     CGrafPtr        origPort = NULL ;
     GDHandle        origDev = NULL ;
     GetGWorld( &origPort , &origDev ) ;
     CGrafPtr        origPort = NULL ;
     GDHandle        origDev = NULL ;
     GetGWorld( &origPort , &origDev ) ;


@@ -2582,7 +2688,7 @@ OSStatus wxMacMLTEClassicControl::DoCreate()
     m_sbVertical = 0 ;
     m_lastHorizontalValue = 0 ;
     m_lastVerticalValue = 0 ;
     m_sbVertical = 0 ;
     m_lastHorizontalValue = 0 ;
     m_lastVerticalValue = 0 ;

-    
+

     Rect sb = { 0 , 0 , 0 , 0 } ;
     if ( frameOptions & kTXNWantVScrollBarMask )
     {
     Rect sb = { 0 , 0 , 0 , 0 } ;
     if ( frameOptions & kTXNWantVScrollBarMask )
     {


@@ -2611,7 +2717,29 @@ OSStatus wxMacMLTEClassicControl::DoCreate()
                               kTXNTextensionFile,
                               kTXNSystemDefaultEncoding,
                               &m_txn, &m_txnFrameID, NULL ) );
                               kTXNTextensionFile,
                               kTXNSystemDefaultEncoding,
                               &m_txn, &m_txnFrameID, NULL ) );

+/*
+    TXNCarbonEventInfo cInfo ;

 
 

+    cInfo.useCarbonEvents = false ;
+    cInfo.filler = 0 ;
+    cInfo.flags = 0 ;
+    cInfo.fDictionary = NULL ;
+
+    TXNControlTag iControlTags[] =
+        {
+            kTXNUseCarbonEvents ,
+        };
+    TXNControlData iControlData[] =
+        {
+            {(UInt32) &cInfo },
+        };
+
+    int toptag = WXSIZEOF( iControlTags ) ;
+
+    verify_noerr( TXNSetTXNObjectControls( m_txn, false , toptag,
+                                        iControlTags, iControlData )) ;
+
+*/

 #ifdef __WXMAC_OSX__
     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32) this);
 #endif
 #ifdef __WXMAC_OSX__
     TXNRegisterScrollInfoProc( m_txn, gTXNScrollInfoProc, (SInt32) this);
 #endif