Expression simplifications for scaling and inflating.

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

diff --git a/src/mac/carbon/textctrl.cpp b/src/mac/carbon/textctrl.cpp
index 84f87fafc25303baeee5e137268ba13fd2c1c190..d1b9fa2325ebf9c1aa20cb04f3d6879c9917ec2b 100644 (file)
--- a/src/mac/carbon/textctrl.cpp
+++ b/src/mac/carbon/textctrl.cpp
@@ -2,7 +2,7 @@
 // Name:        textctrl.cpp
 // Purpose:     wxTextCtrl
 // Author:      Stefan Csomor
 // Name:        textctrl.cpp
 // Purpose:     wxTextCtrl
 // Author:      Stefan Csomor

-// Modified by:
+// Modified by: Ryan Norton (MLTE GetLineLength and GetLineText)

 // Created:     1998-01-01
 // RCS-ID:      $Id$
 // Copyright:   (c) Stefan Csomor
 // Created:     1998-01-01
 // RCS-ID:      $Id$
 // Copyright:   (c) Stefan Csomor


@@ -55,6 +55,13 @@
 #ifndef __DARWIN__
 #include <Scrap.h>
 #endif
 #ifndef __DARWIN__
 #include <Scrap.h>
 #endif

+
+// if this is set to 1 then under OSX 10.2 the 'classic' MLTE implementation will be used
+// if set to 0 then the unicode textctrl will be used
+#ifndef wxMAC_AWAYS_USE_MLTE
+#define wxMAC_AWAYS_USE_MLTE 1
+#endif
+

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


@@ -192,11 +199,11 @@ public :
     virtual wxString GetStringValue() const ;
     virtual void SetStringValue( const wxString &str) ;
     
     virtual wxString GetStringValue() const ;
     virtual void SetStringValue( const wxString &str) ;
     

-    static int ConvertAttribute( const wxTextAttr& style , TXNTypeAttributes attr[] ) ;

     static TXNFrameOptions FrameOptionsFromWXStyle( long wxStyle ) ;
     void    AdjustCreationAttributes( const wxColour& background , bool visible ) ;
 
     virtual void SetFont( const wxFont & font , const wxColour& foreground , long windowStyle ) ;
     static TXNFrameOptions FrameOptionsFromWXStyle( long wxStyle ) ;
     void    AdjustCreationAttributes( const wxColour& background , bool visible ) ;
 
     virtual void SetFont( const wxFont & font , const wxColour& foreground , long windowStyle ) ;

+    virtual void SetBackground( const wxBrush &brush) ;

     virtual void SetStyle(long start, long end, const wxTextAttr& style) ;
     virtual void Copy() ;
     virtual void Cut() ;
     virtual void SetStyle(long start, long end, const wxTextAttr& style) ;
     virtual void Copy() ;
     virtual void Cut() ;


@@ -226,6 +233,7 @@ public :
     void SetTXNData( const wxString& st , TXNOffset start , TXNOffset end ) ;
 
 protected :
     void SetTXNData( const wxString& st , TXNOffset start , TXNOffset end ) ;
 
 protected :

+    void TXNSetAttribute( const wxTextAttr& style , long from , long to ) ;

     TXNObject m_txn ;
 } ;
 
     TXNObject m_txn ;
 } ;
 


@@ -244,7 +252,7 @@ public :
                              const wxSize& size, long style ) ;
     virtual OSStatus SetFocus( ControlFocusPart focusPart ) ;
     virtual bool HasFocus() const ;
                              const wxSize& size, long style ) ;
     virtual OSStatus SetFocus( ControlFocusPart focusPart ) ;
     virtual bool HasFocus() const ;

-    virtual bool NeedsFocusRect() const ;
+    virtual bool NeedsFocusRect() const;

 protected :
     HIViewRef m_scrollView ;
     HIViewRef m_textView ;
 protected :
     HIViewRef m_scrollView ;
     HIViewRef m_textView ;


@@ -277,7 +285,7 @@ protected :
     OSType m_valueTag ;
 } ;
 
     OSType m_valueTag ;
 } ;
 

-#else
+#endif

 
 // implementation available under classic
 
 
 // implementation available under classic
 


@@ -299,16 +307,13 @@ public :
     STPTextPaneVars*    m_macTXNvars ;
 } ;
 
     STPTextPaneVars*    m_macTXNvars ;
 } ;
 

-#endif
-// built-in TextCtrl
-
-

 #define TE_UNLIMITED_LENGTH 0xFFFFFFFFUL
 
 #if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
 
 BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
 #define TE_UNLIMITED_LENGTH 0xFFFFFFFFUL
 
 #if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
 
 BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)

+    EVT_ERASE_BACKGROUND( wxTextCtrl::OnEraseBackground )

     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
     EVT_CHAR(wxTextCtrl::OnChar)
     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
     EVT_CHAR(wxTextCtrl::OnChar)
     EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)


@@ -349,14 +354,12 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
     m_macIsUserPane = FALSE ;
     m_editable = true ;
 
     m_macIsUserPane = FALSE ;
     m_editable = true ;
 

-    if ( !HasFlag(wxNO_BORDER) )
-        style |= wxSUNKEN_BORDER ;
+    if ( ! ( style & wxNO_BORDER) )
+        style = ( style & ~wxBORDER_MASK) | wxSUNKEN_BORDER ;

     
     if ( !wxTextCtrlBase::Create(parent, id, pos, size, style & ~(wxHSCROLL|wxVSCROLL), validator, name) )
         return FALSE;
 
     
     if ( !wxTextCtrlBase::Create(parent, id, pos, size, style & ~(wxHSCROLL|wxVSCROLL), validator, name) )
         return FALSE;
 

-    wxSize mySize = size ;
-

     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;    
 
     if ( m_windowStyle & wxTE_MULTILINE )
     Rect bounds = wxMacGetBoundsForControl( this , pos , size ) ;    
 
     if ( m_windowStyle & wxTE_MULTILINE )


@@ -367,20 +370,31 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
         m_windowStyle |= wxTE_PROCESS_ENTER;
         style |= wxTE_PROCESS_ENTER ;
     }
         m_windowStyle |= wxTE_PROCESS_ENTER;
         style |= wxTE_PROCESS_ENTER ;
     }

+

 #if TARGET_API_MAC_OSX
 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
     if ( UMAGetSystemVersion() >= 0x1030 )
     {
         m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
     }
 #if TARGET_API_MAC_OSX
 #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
     if ( UMAGetSystemVersion() >= 0x1030 )
     {
         m_peer = new wxMacMLTEHIViewControl( this , str , pos , size , style ) ;
     }

-    else

 #endif
 #endif

+#if !wxMAC_AWAYS_USE_MLTE
+    if ( !m_peer )

     {     
         m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
     }
     {     
         m_peer = new wxMacUnicodeTextControl( this , str , pos , size , style ) ;
     }

-#else
-    m_peer = new wxMacMLTEClassicControl( this , str , pos , size , style ) ;

 #endif
 #endif

+#endif
+    if ( !m_peer )
+    {
+        // this control draws the border itself
+        if ( !HasFlag(wxNO_BORDER) )
+        {
+            m_windowStyle &= ~wxSUNKEN_BORDER ;
+            bounds = wxMacGetBoundsForControl( this , pos , size ) ;    
+        }    
+        m_peer = new wxMacMLTEClassicControl( this , str , pos , size , style ) ;
+    }

 
     MacPostControlCreate(pos,size) ;
 
 
     MacPostControlCreate(pos,size) ;
 


@@ -618,30 +632,35 @@ wxSize wxTextCtrl::DoGetBestSize() const
 
     int hText;
 
 
     int hText;
 

+    // these are the numbers from the HIG, we reduce them by the borders
+    // first
+

     switch( m_windowVariant )
     {
         case wxWINDOW_VARIANT_NORMAL :
     switch( m_windowVariant )
     {
         case wxWINDOW_VARIANT_NORMAL :

-            hText = 22 ;
+            hText = 22 - 6 ;

             break ;
         case wxWINDOW_VARIANT_SMALL :
             break ;
         case wxWINDOW_VARIANT_SMALL :

-            hText = 19 ;
+            hText = 19 - 6 ;

             break ;
         case wxWINDOW_VARIANT_MINI :
             break ;
         case wxWINDOW_VARIANT_MINI :

-            hText= 15 ;
+            hText= 15 - 6 ;

             break ;
         default :
             break ;
         default :

-            hText = 22 ;
+            hText = 22 - 6;

             break ; 
     }
 
             break ; 
     }
 

-    if ( HasFlag(wxNO_BORDER) )
-        hText -= 6 ;
-
+    // as the above numbers have some free space around the text
+    // we get 5 lines like this anyway

     if ( m_windowStyle & wxTE_MULTILINE )
     {
          hText *= 5 ;
     }
 
     if ( m_windowStyle & wxTE_MULTILINE )
     {
          hText *= 5 ;
     }
 

+    if ( !HasFlag(wxNO_BORDER) )
+        hText += 6 ;
+

     return wxSize(wText, hText);
 }
 
     return wxSize(wText, hText);
 }
 


@@ -742,6 +761,15 @@ void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
     }
 }
 
     }
 }
 

+void wxTextCtrl::OnEraseBackground(wxEraseEvent& event)
+{
+    // all erasing should be done by the real mac control implementation
+    // while this is true for MLTE under classic, the HITextView is somehow
+    // transparent but background erase is not working correctly, so intercept
+    // things while we can...
+    event.Skip() ;
+}
+

 void wxTextCtrl::OnChar(wxKeyEvent& event)
 {
     int key = event.GetKeyCode() ;
 void wxTextCtrl::OnChar(wxKeyEvent& event)
 {
     int key = event.GetKeyCode() ;


@@ -1129,7 +1157,7 @@ wxMacUnicodeTextControl::wxMacUnicodeTextControl( wxWindow *wxPeer,
     m_windowStyle = style ;
     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;    
     wxString st = str ;
     m_windowStyle = style ;
     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;    
     wxString st = str ;

-    wxMacConvertNewlines13To10( &st ) ;
+    wxMacConvertNewlines10To13( &st ) ;

     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
     CFStringRef cfr = cf ;
     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;
     wxMacCFStringHolder cf(st , m_font.GetEncoding()) ;
     CFStringRef cfr = cf ;
     Boolean isPassword = ( m_windowStyle & wxTE_PASSWORD ) != 0 ;


@@ -1171,13 +1199,17 @@ wxString wxMacUnicodeTextControl::GetStringValue() const
         wxMacCFStringHolder cf(value) ;
         result = cf.AsString() ;
     }
         wxMacCFStringHolder cf(value) ;
         result = cf.AsString() ;
     }

+#if '\n' == 10
+    wxMacConvertNewlines13To10( &result ) ;
+#else

     wxMacConvertNewlines10To13( &result ) ;
     wxMacConvertNewlines10To13( &result ) ;

+#endif

     return result ;
 }
 void wxMacUnicodeTextControl::SetStringValue( const wxString &str) 
 {
     wxString st = str ;
     return result ;
 }
 void wxMacUnicodeTextControl::SetStringValue( const wxString &str) 
 {
     wxString st = str ;

-    wxMacConvertNewlines13To10( &st ) ;
+    wxMacConvertNewlines10To13( &st ) ;

     wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
     verify_noerr( SetData<CFStringRef>(  0, m_valueTag , cf ) ) ;
 }
     wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
     verify_noerr( SetData<CFStringRef>(  0, m_valueTag , cf ) ) ;
 }


@@ -1224,7 +1256,7 @@ void wxMacUnicodeTextControl::SetSelection( long from , long to )
 void wxMacUnicodeTextControl::WriteText(const wxString& str)
 {
     wxString st = str ;
 void wxMacUnicodeTextControl::WriteText(const wxString& str)
 {
     wxString st = str ;

-    wxMacConvertNewlines13To10( &st ) ;
+    wxMacConvertNewlines10To13( &st ) ;

     #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
         CFStringRef value = cf ;
     #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
         wxMacCFStringHolder cf(st , m_font.GetEncoding() ) ;
         CFStringRef value = cf ;


@@ -1236,7 +1268,7 @@ void wxMacUnicodeTextControl::WriteText(const wxString& str)
         val.Remove( start , end - start ) ;
         val.insert( start , str ) ;
         SetStringValue( val ) ;
         val.Remove( start , end - start ) ;
         val.insert( start , str ) ;
         SetStringValue( val ) ;

-        SetInsertionPoint( start + str.Length() ) ;
+        SetSelection( start + str.Length() , start + str.Length() ) ;

     #endif
 }
 
     #endif
 }
 


@@ -1345,14 +1377,19 @@ wxString wxMacMLTEControl::GetStringValue() const
         }
 #endif
     }
         }
 #endif
     }

+#if '\n' == 10
+    wxMacConvertNewlines13To10( &result ) ;
+#else

     wxMacConvertNewlines10To13( &result ) ;
     wxMacConvertNewlines10To13( &result ) ;

+#endif

     return result ;
 }
 
 void wxMacMLTEControl::SetStringValue( const wxString &str) 
 {
     wxString st = str ;
     return result ;
 }
 
 void wxMacMLTEControl::SetStringValue( const wxString &str) 
 {
     wxString st = str ;

-    wxMacConvertNewlines13To10( &st ) ;
+
+    wxMacConvertNewlines10To13( &st ) ;

     EditHelper help(m_txn) ;
 
     // wxMacWindowClipper c( this ) ;
     EditHelper help(m_txn) ;
 
     // wxMacWindowClipper c( this ) ;


@@ -1447,8 +1484,18 @@ void wxMacMLTEControl::AdjustCreationAttributes( const wxColour &background, boo
     TXNSetBackground( m_txn , &tback);
 }
 
     TXNSetBackground( m_txn , &tback);
 }
 

-int wxMacMLTEControl::ConvertAttribute( const wxTextAttr& style , TXNTypeAttributes typeAttr[] )
+void wxMacMLTEControl::SetBackground( const wxBrush &brush ) 

 {
 {

+    // currently only solid background are supported
+    TXNBackground tback;
+    tback.bgType = kTXNBackgroundTypeRGB;
+    tback.bg.color = MAC_WXCOLORREF( brush.GetColour().GetPixel() );
+    TXNSetBackground( m_txn , &tback);
+}
+
+void wxMacMLTEControl::TXNSetAttribute( const wxTextAttr& style , long from , long to)
+{
+       TXNTypeAttributes typeAttr[4] ;

     Str255 fontName = "\pMonaco" ;
     SInt16 fontSize = 12 ;
     Style fontStyle = normal ;
     Str255 fontName = "\pMonaco" ;
     SInt16 fontSize = 12 ;
     Style fontStyle = normal ;


@@ -1476,7 +1523,6 @@ int wxMacMLTEControl::ConvertAttribute( const wxTextAttr& style , TXNTypeAttribu
         typeAttr[attrCounter+2].size = kTXNQDFontStyleAttributeSize ;
         typeAttr[attrCounter+2].data.dataValue = fontStyle ;
         attrCounter += 3 ;
         typeAttr[attrCounter+2].size = kTXNQDFontStyleAttributeSize ;
         typeAttr[attrCounter+2].data.dataValue = fontStyle ;
         attrCounter += 3 ;

-        

     }
     if ( style.HasTextColour() )
     {
     }
     if ( style.HasTextColour() )
     {


@@ -1486,29 +1532,21 @@ int wxMacMLTEControl::ConvertAttribute( const wxTextAttr& style , TXNTypeAttribu
         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
         attrCounter += 1 ;
     }
         color = MAC_WXCOLORREF(style.GetTextColour().GetPixel()) ;
         attrCounter += 1 ;
     }

-    return attrCounter ;
+    if ( attrCounter > 0 )
+    {
+        verify_noerr( TXNSetTypeAttributes ( m_txn , attrCounter , typeAttr, from , to) );
+    }

 }
 
 void wxMacMLTEControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle ) 
 {
     EditHelper help(m_txn) ;
 }
 
 void wxMacMLTEControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle ) 
 {
     EditHelper help(m_txn) ;

-    wxTextAttr style(wxNullColour,wxNullColour,font) ;
-    TXNTypeAttributes typeAttr[4] ;
-    int attrCounter = ConvertAttribute( style , typeAttr ) ;
-    if ( attrCounter > 0 )
-    {
-        verify_noerr( TXNSetTypeAttributes ( m_txn , attrCounter , typeAttr, kTXNStartOffset,kTXNEndOffset) );
-    }
+    TXNSetAttribute( wxTextAttr(foreground,wxNullColour,font) , kTXNStartOffset,kTXNEndOffset ) ;

 }
 void wxMacMLTEControl::SetStyle(long start, long end, const wxTextAttr& style) 
 { 
     EditHelper help(m_txn) ;
 }
 void wxMacMLTEControl::SetStyle(long start, long end, const wxTextAttr& style) 
 { 
     EditHelper help(m_txn) ;

-    TXNTypeAttributes typeAttr[4] ;
-    int attrCounter = ConvertAttribute( style , typeAttr ) ;
-    if ( attrCounter > 0 )
-    {
-        verify_noerr( TXNSetTypeAttributes ( m_txn , attrCounter , typeAttr, start,end) );
-    }
+    TXNSetAttribute( style , start,end ) ;

 }   
  
 void wxMacMLTEControl::Copy() 
 }   
  
 void wxMacMLTEControl::Copy() 


@@ -1566,13 +1604,13 @@ long wxMacMLTEControl::GetLastPosition() const
 void wxMacMLTEControl::Replace( long from , long to , const wxString str ) 
 {
     wxString value = str ;
 void wxMacMLTEControl::Replace( long from , long to , const wxString str ) 
 {
     wxString value = str ;

-    wxMacConvertNewlines13To10( &value ) ;
+    wxMacConvertNewlines10To13( &value ) ;

 
     EditHelper help( m_txn ) ;
 
     TXNSetSelection(m_txn , from , to ) ;
     TXNClear( m_txn ) ;
 
     EditHelper help( m_txn ) ;
 
     TXNSetSelection(m_txn , from , to ) ;
     TXNClear( m_txn ) ;

-    SetTXNData( str , kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;
+    SetTXNData( value , kTXNUseCurrentSelection, kTXNUseCurrentSelection ) ;

 }
 
 void wxMacMLTEControl::Remove( long from , long to )
 }
 
 void wxMacMLTEControl::Remove( long from , long to )


@@ -1602,7 +1640,7 @@ void wxMacMLTEControl::WriteText(const wxString& str)
 {
     EditHelper helper( m_txn ) ;
     wxString st = str ;
 {
     EditHelper helper( m_txn ) ;
     wxString st = str ;

-    wxMacConvertNewlines13To10( &st ) ;
+    wxMacConvertNewlines10To13( &st ) ;

 
     long start , end , dummy ;
     GetSelection( &start , &dummy ) ;
 
     long start , end , dummy ;
     GetSelection( &start , &dummy ) ;


@@ -1772,41 +1810,37 @@ void wxMacMLTEControl::SetTXNData( const wxString& st , TXNOffset start , TXNOff
 wxString wxMacMLTEControl::GetLineText(long lineNo) const
 {
     wxString line ;
 wxString wxMacMLTEControl::GetLineText(long lineNo) const
 {
     wxString line ;

-    Point curpt ;
-    wxString content = GetStringValue() ;

 
     if ( lineNo < GetNumberOfLines() )
     {
 
     if ( lineNo < GetNumberOfLines() )
     {

-        // TODO find a better implementation : while we can get the 
-        // line metrics of a certain line, we don't get its starting
-        // position, so it would probably be rather a binary search
-        // for the start position
-        long xpos = 0 ; 

         long ypos = 0 ;
         long ypos = 0 ;

-        int lastHeight = 0 ;
-        long lastpos = GetLastPosition() ;
-
-        ItemCount n ;
-        for ( n = 0 ; n <= (ItemCount)lastpos ; ++n )
+        
+        Fixed  lineWidth,
+                lineHeight,
+                currentHeight = 0;
+        
+        // get the first possible position in the control
+        Point firstPoint;
+        TXNOffsetToPoint(m_txn, 0, &firstPoint);
+        
+        // Iterate through the lines until we reach the one we want,
+        // adding to our current y pixel point position
+        while (ypos < lineNo)

         {
         {

-            TXNOffsetToPoint( m_txn,  n , &curpt);
-
-            if ( curpt.v > lastHeight )
-            {
-                if ( ypos == lineNo )
-                    return line ;
+            TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
+            currentHeight += lineHeight;
+        }
+        
+        Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
+        TXNOffset theOffset;
+        TXNPointToOffset(m_txn, thePoint, &theOffset);

                     
                     

-                xpos = 0 ;
-                if ( n > 0 )
-                    ++ypos ;
-                lastHeight = curpt.v ;
-            }
-            else
-            {
-                if ( ypos == lineNo )
-                    line += content[n] ;
-                ++xpos ;
-            }
+        wxString content = GetStringValue() ;
+        Point currentPoint = thePoint;
+        while(thePoint.v == currentPoint.v && theOffset < content.length())
+        {
+            line += content[theOffset];
+            TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);

         }
     }
     return line ;
         }
     }
     return line ;


@@ -1814,38 +1848,41 @@ wxString wxMacMLTEControl::GetLineText(long lineNo) const
 
 int  wxMacMLTEControl::GetLineLength(long lineNo) const
 {
 
 int  wxMacMLTEControl::GetLineLength(long lineNo) const
 {

-    Point curpt ;
+    int theLength = 0;
+

     if ( lineNo < GetNumberOfLines() )
     {
     if ( lineNo < GetNumberOfLines() )
     {

-        // TODO find a better implementation : while we can get the 
-        // line metrics of a certain line, we don't get its starting
-        // position, so it would probably be rather a binary search
-        // for the start position
-        long xpos = 0 ; 

         long ypos = 0 ;
         long ypos = 0 ;

-        int lastHeight = 0 ;
-        long lastpos = GetLastPosition() ;
-
-        ItemCount n ;
-        for ( n = 0 ; n <= (ItemCount) lastpos ; ++n )
+        
+        Fixed  lineWidth,
+                lineHeight,
+                currentHeight = 0;
+        
+        // get the first possible position in the control
+        Point firstPoint;
+        TXNOffsetToPoint(m_txn, 0, &firstPoint);
+        
+        // Iterate through the lines until we reach the one we want,
+        // adding to our current y pixel point position
+        while (ypos < lineNo)

         {
         {

-            TXNOffsetToPoint( m_txn ,  n , &curpt);
-
-            if ( curpt.v > lastHeight )
-            {
-                if ( ypos == lineNo )
-                    return xpos ;
+            TXNGetLineMetrics(m_txn, ypos++, &lineWidth, &lineHeight);
+            currentHeight += lineHeight;
+        }
+        
+        Point thePoint = { firstPoint.v + (currentHeight >> 16), firstPoint.h + (0) };
+        TXNOffset theOffset;
+        TXNPointToOffset(m_txn, thePoint, &theOffset);

                     
                     

-                xpos = 0 ;
-                if ( n > 0 )
-                    ++ypos ;
-                lastHeight = curpt.v ;
-            }
-            else
-                ++xpos ;
+        wxString content = GetStringValue() ;
+        Point currentPoint = thePoint;
+        while(thePoint.v == currentPoint.v && theOffset < content.length())
+        {
+            ++theLength;
+            TXNOffsetToPoint(m_txn, ++theOffset, &currentPoint);

         }
     }
         }
     }

-    return 0 ;
+    return theLength ;

 }
 
 
 }
 
 


@@ -1853,8 +1890,6 @@ int  wxMacMLTEControl::GetLineLength(long lineNo) const
 // MLTE control implementation (classic part)
 // ----------------------------------------------------------------------------
 
 // MLTE control implementation (classic part)
 // ----------------------------------------------------------------------------
 

-#if !TARGET_API_MAC_OSX
-

 // CS:TODO we still have a problem getting properly at the text events of a control because under Carbon
 // the MLTE engine registers itself for the key events thus the normal flow never occurs, the only measure for the
 // moment is to avoid setting the true focus on the control, the proper solution at the end would be to have
 // CS:TODO we still have a problem getting properly at the text events of a control because under Carbon
 // the MLTE engine registers itself for the key events thus the normal flow never occurs, the only measure for the
 // moment is to avoid setting the true focus on the control, the proper solution at the end would be to have


@@ -2071,7 +2106,20 @@ static pascal ControlPartCode TPPaneHitTestProc(ControlRef theControl, Point whe
         if (PtInRect(where, &varsp->fRBounds))
             result = kmUPTextPart;
         else 
         if (PtInRect(where, &varsp->fRBounds))
             result = kmUPTextPart;
         else 

-            result = 0;
+        {
+            // sometimes we get the coords also in control local coordinates, therefore test again
+            if ( textctrl->MacGetTopLevelWindow()->MacUsesCompositing() )
+            {
+                int x = 0 , y = 0 ;
+                textctrl->MacClientToRootWindow( &x , &y ) ;
+                where.h += x ;
+                where.v += y ;
+            }
+            if (PtInRect(where, &varsp->fRBounds))
+                result = kmUPTextPart;
+            else 
+                result = 0;
+        }

     }
     return result;
 }
     }
     return result;
 }


@@ -2301,9 +2349,7 @@ wxMacMLTEClassicControl::wxMacMLTEClassicControl( wxWindow *wxPeer,
     m_windowStyle = style ;
     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;    
     wxString st = str ;
     m_windowStyle = style ;
     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;    
     wxString st = str ;

-    wxMacConvertNewlines13To10( &st ) ;
-
-    wxMacConvertNewlines13To10( &st ) ;
+    wxMacConvertNewlines10To13( &st ) ;

 
     short featurSet;
 
 
     short featurSet;
 


@@ -2419,15 +2465,14 @@ OSStatus wxMacMLTEClassicControl::DoCreate()
     return err;
 }
 
     return err;
 }
 

-
-#endif
-

 // ----------------------------------------------------------------------------
 // MLTE control implementation (OSX part)
 // ----------------------------------------------------------------------------
 
 #if TARGET_API_MAC_OSX
 
 // ----------------------------------------------------------------------------
 // MLTE control implementation (OSX part)
 // ----------------------------------------------------------------------------
 
 #if TARGET_API_MAC_OSX
 

+#if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
+

 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxWindow *wxPeer,
                          const wxString& str,
                          const wxPoint& pos,
 wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxWindow *wxPeer,
                          const wxString& str,
                          const wxPoint& pos,


@@ -2437,7 +2482,7 @@ wxMacMLTEHIViewControl::wxMacMLTEHIViewControl( wxWindow *wxPeer,
     m_windowStyle = style ;
     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;    
     wxString st = str ;
     m_windowStyle = style ;
     Rect bounds = wxMacGetBoundsForControl( wxPeer , pos , size ) ;    
     wxString st = str ;

-    wxMacConvertNewlines13To10( &st ) ;
+    wxMacConvertNewlines10To13( &st ) ;

     
     HIRect hr = { bounds.left , bounds.top , bounds.right - bounds.left , bounds.bottom- bounds.top } ;
 
     
     HIRect hr = { bounds.left , bounds.top , bounds.right - bounds.left , bounds.bottom- bounds.top } ;
 


@@ -2492,9 +2537,12 @@ bool wxMacMLTEHIViewControl::HasFocus() const
 
 bool wxMacMLTEHIViewControl::NeedsFocusRect() const 
 {
 
 bool wxMacMLTEHIViewControl::NeedsFocusRect() const 
 {

-    return true ;
+    return m_windowStyle & wxNO_BORDER ? false : true;

 }
 
 }
 

+#endif // MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2
+
+

 #endif
 
 #endif // wxUSE_TEXTCTRL
 #endif
 
 #endif // wxUSE_TEXTCTRL