adapting ownership semantics to cocoa convention

[wxWidgets.git] / src / stc / ScintillaWX.cpp

diff --git a/src/stc/ScintillaWX.cpp b/src/stc/ScintillaWX.cpp
index 76af113dd7640e279ef99dbb329f5afc555fad5a..4c45692de71eb5e46c10f318741cb7eace29f5b6 100644 (file)
--- a/src/stc/ScintillaWX.cpp
+++ b/src/stc/ScintillaWX.cpp
@@ -1,5 +1,5 @@
 ////////////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////////

-// Name:        ScintillaWX.cxx
+// Name:        src/stc/ScintillaWX.cpp

 // Purpose:     A wxWidgets implementation of Scintilla.  A class derived
 //              from ScintillaBase that uses the "wx platform" defined in
 //              PlatformWX.cxx  This class is one end of a bridge between
 // Purpose:     A wxWidgets implementation of Scintilla.  A class derived
 //              from ScintillaBase that uses the "wx platform" defined in
 //              PlatformWX.cxx  This class is one end of a bridge between


@@ -11,7 +11,7 @@
 // Created:     13-Jan-2000
 // RCS-ID:      $Id$
 // Copyright:   (c) 2000 by Total Control Software
 // Created:     13-Jan-2000
 // RCS-ID:      $Id$
 // Copyright:   (c) 2000 by Total Control Software

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // For compilers that support precompilation, includes "wx.h".
 /////////////////////////////////////////////////////////////////////////////
 
 // For compilers that support precompilation, includes "wx.h".


@@ -34,6 +34,12 @@
 #include "wx/clipbrd.h"
 #include "wx/dnd.h"
 
 #include "wx/clipbrd.h"
 #include "wx/dnd.h"
 

+#if !wxUSE_STD_CONTAINERS && !wxUSE_STD_IOSTREAM && !wxUSE_STD_STRING
+    #include "wx/beforestd.h"
+    #include <string>
+    #include "wx/afterstd.h"
+#endif
+

 #include "ScintillaWX.h"
 #include "ExternalLexer.h"
 #include "wx/stc/stc.h"
 #include "ScintillaWX.h"
 #include "ExternalLexer.h"
 #include "wx/stc/stc.h"


@@ -64,21 +70,6 @@ private:
 
 
 #if wxUSE_DRAG_AND_DROP
 
 
 #if wxUSE_DRAG_AND_DROP

-class wxStartDragTimer : public wxTimer {
-public:
-    wxStartDragTimer(ScintillaWX* swx) {
-        m_swx = swx;
-    }
-
-    void Notify() {
-        m_swx->DoStartDrag();
-    }
-
-private:
-    ScintillaWX* m_swx;
-};
-
-

 bool wxSTCDropTarget::OnDropText(wxCoord x, wxCoord y, const wxString& data) {
     return m_swx->DoDropText(x, y, data);
 }
 bool wxSTCDropTarget::OnDropText(wxCoord x, wxCoord y, const wxString& data) {
     return m_swx->DoDropText(x, y, data);
 }


@@ -97,14 +88,12 @@ void  wxSTCDropTarget::OnLeave() {
 #endif // wxUSE_DRAG_AND_DROP
 
 
 #endif // wxUSE_DRAG_AND_DROP
 
 

-#if wxUSE_POPUPWIN && wxSTC_USE_POPUP
+#if wxUSE_POPUPWIN

 #include "wx/popupwin.h"
 #define wxSTCCallTipBase wxPopupWindow
 #include "wx/popupwin.h"
 #define wxSTCCallTipBase wxPopupWindow

-#define param2  wxBORDER_NONE  // popup's 2nd param is flags

 #else
 #include "wx/frame.h"
 #define wxSTCCallTipBase wxFrame
 #else
 #include "wx/frame.h"
 #define wxSTCCallTipBase wxFrame

-#define param2 -1 // wxWindow's 2nd param is ID

 #endif
 
 #include "wx/dcbuffer.h"
 #endif
 
 #include "wx/dcbuffer.h"


@@ -112,7 +101,7 @@ void  wxSTCDropTarget::OnLeave() {
 class wxSTCCallTip : public wxSTCCallTipBase {
 public:
     wxSTCCallTip(wxWindow* parent, CallTip* ct, ScintillaWX* swx) :
 class wxSTCCallTip : public wxSTCCallTipBase {
 public:
     wxSTCCallTip(wxWindow* parent, CallTip* ct, ScintillaWX* swx) :

-#if wxUSE_POPUPWIN && wxSTC_USE_POPUP
+#if wxUSE_POPUPWIN

         wxSTCCallTipBase(parent, wxBORDER_NONE),
 #else
         wxSTCCallTipBase(parent, -1, wxEmptyString, wxDefaultPosition, wxDefaultSize,
         wxSTCCallTipBase(parent, wxBORDER_NONE),
 #else
         wxSTCCallTipBase(parent, -1, wxEmptyString, wxDefaultPosition, wxDefaultSize,


@@ -120,16 +109,17 @@ public:
                          | wxFRAME_FLOAT_ON_PARENT
                          | wxBORDER_NONE
 #ifdef __WXMAC__
                          | wxFRAME_FLOAT_ON_PARENT
                          | wxBORDER_NONE
 #ifdef __WXMAC__

-                         | wxPOPUP_WINDOW  
+                         | wxPOPUP_WINDOW

 #endif
 #endif

-            ), 
+            ),

 #endif
           m_ct(ct), m_swx(swx), m_cx(wxDefaultCoord), m_cy(wxDefaultCoord)
         {
 #endif
           m_ct(ct), m_swx(swx), m_cx(wxDefaultCoord), m_cy(wxDefaultCoord)
         {

+            SetBackgroundStyle(wxBG_STYLE_CUSTOM);

         }
 
     ~wxSTCCallTip() {
         }
 
     ~wxSTCCallTip() {

-#if wxUSE_POPUPWIN && wxSTC_USE_POPUP && defined(__WXGTK__)
+#if wxUSE_POPUPWIN && defined(__WXGTK__)

         wxRect rect = GetRect();
         rect.x = m_cx;
         rect.y = m_cy;
         wxRect rect = GetRect();
         rect.x = m_cx;
         rect.y = m_cy;


@@ -141,7 +131,7 @@ public:
 
     void OnPaint(wxPaintEvent& WXUNUSED(evt))
     {
 
     void OnPaint(wxPaintEvent& WXUNUSED(evt))
     {

-        wxBufferedPaintDC dc(this);
+        wxAutoBufferedPaintDC dc(this);

         Surface* surfaceWindow = Surface::Allocate();
         surfaceWindow->Init(&dc, m_ct->wDraw.GetID());
         m_ct->PaintCT(surfaceWindow);
         Surface* surfaceWindow = Surface::Allocate();
         surfaceWindow->Init(&dc, m_ct->wDraw.GetID());
         m_ct->PaintCT(surfaceWindow);


@@ -179,7 +169,7 @@ public:
         wxSTCCallTipBase::DoSetSize(x, y, width, height, sizeFlags);
     }
 
         wxSTCCallTipBase::DoSetSize(x, y, width, height, sizeFlags);
     }
 

-#if wxUSE_POPUPWIN && wxSTC_USE_POPUP
+#if wxUSE_POPUPWIN

 #else
     virtual bool Show( bool show = true )
     {
 #else
     virtual bool Show( bool show = true )
     {


@@ -196,7 +186,7 @@ public:
         return rv;
     }
 #endif
         return rv;
     }
 #endif

-    
+

     wxPoint GetMyPosition()
     {
         return wxPoint(m_cx, m_cy);
     wxPoint GetMyPosition()
     {
         return wxPoint(m_cx, m_cy);


@@ -261,16 +251,10 @@ ScintillaWX::ScintillaWX(wxStyledTextCtrl* win) {
     sysCaretWidth = 0;
     sysCaretHeight = 0;
 #endif
     sysCaretWidth = 0;
     sysCaretHeight = 0;
 #endif

-#if wxUSE_DRAG_AND_DROP
-    startDragTimer = new wxStartDragTimer(this);
-#endif // wxUSE_DRAG_AND_DROP

 }
 
 
 ScintillaWX::~ScintillaWX() {
 }
 
 
 ScintillaWX::~ScintillaWX() {

-#if wxUSE_DRAG_AND_DROP
-    delete startDragTimer;
-#endif // wxUSE_DRAG_AND_DROP

     Finalise();
 }
 
     Finalise();
 }
 


@@ -285,11 +269,7 @@ void ScintillaWX::Initialise() {
     dropTarget->SetScintilla(this);
     stc->SetDropTarget(dropTarget);
 #endif // wxUSE_DRAG_AND_DROP
     dropTarget->SetScintilla(this);
     stc->SetDropTarget(dropTarget);
 #endif // wxUSE_DRAG_AND_DROP

-#ifdef __WXMAC__
-    vs.extraFontFlag = false;  // UseAntiAliasing
-#else

     vs.extraFontFlag = true;   // UseAntiAliasing
     vs.extraFontFlag = true;   // UseAntiAliasing

-#endif

 }
 
 
 }
 
 


@@ -302,15 +282,6 @@ void ScintillaWX::Finalise() {
 
 
 void ScintillaWX::StartDrag() {
 
 
 void ScintillaWX::StartDrag() {

-#if wxUSE_DRAG_AND_DROP
-    // We defer the starting of the DnD, otherwise the LeftUp of a normal
-    // click could be lost and the STC will think it is doing a DnD when the
-    // user just wanted a normal click.
-    startDragTimer->Start(200, true);
-#endif // wxUSE_DRAG_AND_DROP
-}
-
-void ScintillaWX::DoStartDrag() {

 #if wxUSE_DRAG_AND_DROP
     wxString dragText = stc2wx(drag.s, drag.len);
 
 #if wxUSE_DRAG_AND_DROP
     wxString dragText = stc2wx(drag.s, drag.len);
 


@@ -318,24 +289,25 @@ void ScintillaWX::DoStartDrag() {
     wxStyledTextEvent evt(wxEVT_STC_START_DRAG, stc->GetId());
     evt.SetEventObject(stc);
     evt.SetDragText(dragText);
     wxStyledTextEvent evt(wxEVT_STC_START_DRAG, stc->GetId());
     evt.SetEventObject(stc);
     evt.SetDragText(dragText);

-    evt.SetDragAllowMove(true);
+    evt.SetDragFlags(wxDrag_DefaultMove);

     evt.SetPosition(wxMin(stc->GetSelectionStart(),
                           stc->GetSelectionEnd()));
     stc->GetEventHandler()->ProcessEvent(evt);
     dragText = evt.GetDragText();
 
     evt.SetPosition(wxMin(stc->GetSelectionStart(),
                           stc->GetSelectionEnd()));
     stc->GetEventHandler()->ProcessEvent(evt);
     dragText = evt.GetDragText();
 

-    if (dragText.length()) {
+    if ( !dragText.empty() ) {

         wxDropSource        source(stc);
         wxTextDataObject    data(dragText);
         wxDragResult        result;
 
         source.SetData(data);
         dropWentOutside = true;
         wxDropSource        source(stc);
         wxTextDataObject    data(dragText);
         wxDragResult        result;
 
         source.SetData(data);
         dropWentOutside = true;

-        result = source.DoDragDrop(evt.GetDragAllowMove());
+        inDragDrop = ddDragging;
+        result = source.DoDragDrop(evt.GetDragFlags());

         if (result == wxDragMove && dropWentOutside)
             ClearSelection();
         if (result == wxDragMove && dropWentOutside)
             ClearSelection();

-        inDragDrop = false;
-        SetDragPosition(invalidPosition);
+        inDragDrop = ddNone;
+        SetDragPosition(SelectionPosition(invalidPosition));

     }
 #endif // wxUSE_DRAG_AND_DROP
 }
     }
 #endif // wxUSE_DRAG_AND_DROP
 }


@@ -345,11 +317,9 @@ bool ScintillaWX::SetIdle(bool on) {
     if (idler.state != on) {
         // connect or disconnect the EVT_IDLE handler
         if (on)
     if (idler.state != on) {
         // connect or disconnect the EVT_IDLE handler
         if (on)

-            stc->Connect(wxID_ANY, wxEVT_IDLE,
-                         (wxObjectEventFunction) (wxEventFunction) (wxIdleEventFunction) &wxStyledTextCtrl::OnIdle);
+            stc->Connect(wxID_ANY, wxEVT_IDLE, wxIdleEventHandler(wxStyledTextCtrl::OnIdle));

         else
         else

-            stc->Disconnect(wxID_ANY, wxEVT_IDLE,
-                            (wxObjectEventFunction) (wxEventFunction) (wxIdleEventFunction) &wxStyledTextCtrl::OnIdle);
+            stc->Disconnect(wxID_ANY, wxEVT_IDLE, wxIdleEventHandler(wxStyledTextCtrl::OnIdle));

         idler.state = on;
     }
     return idler.state;
         idler.state = on;
     }
     return idler.state;


@@ -508,7 +478,7 @@ void ScintillaWX::CancelModes() {
 
 
 void ScintillaWX::Copy() {
 
 
 void ScintillaWX::Copy() {

-    if (currentPos != anchor) {
+    if (!sel.Empty()) {

         SelectionText st;
         CopySelectionRange(&st);
         CopyToClipboard(st);
         SelectionText st;
         CopySelectionRange(&st);
         CopyToClipboard(st);


@@ -536,12 +506,13 @@ void ScintillaWX::Paste() {
 
 #if wxUSE_UNICODE
         // free up the old character buffer in case the text is real big
 
 #if wxUSE_UNICODE
         // free up the old character buffer in case the text is real big

-        data.SetText(wxEmptyString); 
+        data.SetText(wxEmptyString);

         text = wxEmptyString;
 #endif
         int len = strlen(buf);
         text = wxEmptyString;
 #endif
         int len = strlen(buf);

-        pdoc->InsertString(currentPos, buf, len);
-        SetEmptySelection(currentPos + len);
+        int caretMain = sel.MainCaret();
+        pdoc->InsertString(caretMain, buf, len);
+        SetEmptySelection(caretMain + len);

     }
 #endif // wxUSE_DATAOBJ
 
     }
 #endif // wxUSE_DATAOBJ
 


@@ -553,6 +524,9 @@ void ScintillaWX::Paste() {
 
 void ScintillaWX::CopyToClipboard(const SelectionText& st) {
 #if wxUSE_CLIPBOARD
 
 void ScintillaWX::CopyToClipboard(const SelectionText& st) {
 #if wxUSE_CLIPBOARD

+    if ( !st.len )
+        return;
+

     wxTheClipboard->UsePrimarySelection(false);
     if (wxTheClipboard->Open()) {
         wxString text = wxTextBuffer::Translate(stc2wx(st.s, st.len-1));
     wxTheClipboard->UsePrimarySelection(false);
     if (wxTheClipboard->Open()) {
         wxString text = wxTextBuffer::Translate(stc2wx(st.s, st.len-1));


@@ -613,7 +587,7 @@ void ScintillaWX::AddToPopUp(const char *label, int cmd, bool enabled) {
 void ScintillaWX::ClaimSelection() {
 #ifdef __WXGTK__
     // Put the selected text in the PRIMARY selection
 void ScintillaWX::ClaimSelection() {
 #ifdef __WXGTK__
     // Put the selected text in the PRIMARY selection

-    if (currentPos != anchor) {
+    if (!sel.Empty()) {

         SelectionText st;
         CopySelectionRange(&st);
         wxTheClipboard->UsePrimarySelection(true);
         SelectionText st;
         CopySelectionRange(&st);
         wxTheClipboard->UsePrimarySelection(true);


@@ -635,7 +609,7 @@ void ScintillaWX::UpdateSystemCaret() {
             DestroySystemCaret();
             CreateSystemCaret();
         }
             DestroySystemCaret();
             CreateSystemCaret();
         }

-        Point pos = LocationFromPosition(currentPos);
+        Point pos = PointMainCaret();

         ::SetCaretPos(pos.x, pos.y);
     }
 #endif
         ::SetCaretPos(pos.x, pos.y);
     }
 #endif


@@ -644,8 +618,8 @@ void ScintillaWX::UpdateSystemCaret() {
 
 bool ScintillaWX::HasCaretSizeChanged() {
 #ifdef __WXMSW__
 
 bool ScintillaWX::HasCaretSizeChanged() {
 #ifdef __WXMSW__

-    if (( (0 != vs.caretWidth) && (sysCaretWidth != vs.caretWidth) )
-        || (0 != vs.lineHeight) && (sysCaretHeight != vs.lineHeight)) {
+    if ( (vs.caretWidth && (sysCaretWidth != vs.caretWidth))
+        || (vs.lineHeight && (sysCaretHeight != vs.lineHeight)) ) {

         return true;
     }
 #endif
         return true;
     }
 #endif


@@ -707,12 +681,18 @@ sptr_t ScintillaWX::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam)
           char* defn = reinterpret_cast<char *>(lParam);
           AutoCompleteCancel();
           pt.y += vs.lineHeight;
           char* defn = reinterpret_cast<char *>(lParam);
           AutoCompleteCancel();
           pt.y += vs.lineHeight;

-          PRectangle rc = ct.CallTipStart(currentPos, pt,
+          int ctStyle = ct.UseStyleCallTip() ? STYLE_CALLTIP : STYLE_DEFAULT;
+          if (ct.UseStyleCallTip())
+          {
+              ct.SetForeBack(vs.styles[STYLE_CALLTIP].fore, vs.styles[STYLE_CALLTIP].back);
+          }
+          int caretMain = sel.MainCaret();
+          PRectangle rc = ct.CallTipStart(caretMain, pt,

                                           defn,
                                           defn,

-                                          vs.styles[STYLE_DEFAULT].fontName,
-                                          vs.styles[STYLE_DEFAULT].sizeZoomed,
+                                          vs.styles[ctStyle].fontName,
+                                          vs.styles[ctStyle].sizeZoomed,

                                           CodePage(),
                                           CodePage(),

-                                          vs.styles[STYLE_DEFAULT].characterSet,
+                                          vs.styles[ctStyle].characterSet,

                                           wMain);
           // If the call-tip window would be out of the client
           // space, adjust so it displays above the text.
                                           wMain);
           // If the call-tip window would be out of the client
           // space, adjust so it displays above the text.


@@ -879,14 +859,6 @@ void ScintillaWX::DoLeftButtonDown(Point pt, unsigned int curTime, bool shift, b
 
 void ScintillaWX::DoLeftButtonUp(Point pt, unsigned int curTime, bool ctrl) {
     ButtonUp(pt, curTime, ctrl);
 
 void ScintillaWX::DoLeftButtonUp(Point pt, unsigned int curTime, bool ctrl) {
     ButtonUp(pt, curTime, ctrl);

-#if wxUSE_DRAG_AND_DROP
-    if (startDragTimer->IsRunning()) {
-        startDragTimer->Stop();
-        SetDragPosition(invalidPosition);
-        SetEmptySelection(PositionFromLocation(pt));
-        ShowCaretAtCurrentPosition();
-    }
-#endif // wxUSE_DRAG_AND_DROP

 }
 
 void ScintillaWX::DoLeftButtonMove(Point pt) {
 }
 
 void ScintillaWX::DoLeftButtonMove(Point pt) {


@@ -898,7 +870,7 @@ void ScintillaWX::DoMiddleButtonUp(Point pt) {
     // Set the current position to the mouse click point and
     // then paste in the PRIMARY selection, if any.  wxGTK only.
     int newPos = PositionFromLocation(pt);
     // Set the current position to the mouse click point and
     // then paste in the PRIMARY selection, if any.  wxGTK only.
     int newPos = PositionFromLocation(pt);

-    MovePositionTo(newPos, noSel, true);
+    MovePositionTo(newPos, Selection::noSel, true);

 
     pdoc->BeginUndoAction();
     wxTextDataObject data;
 
     pdoc->BeginUndoAction();
     wxTextDataObject data;


@@ -914,8 +886,9 @@ void ScintillaWX::DoMiddleButtonUp(Point pt) {
                                                   wxConvertEOLMode(pdoc->eolMode));
         wxWX2MBbuf buf = (wxWX2MBbuf)wx2stc(text);
         int        len = strlen(buf);
                                                   wxConvertEOLMode(pdoc->eolMode));
         wxWX2MBbuf buf = (wxWX2MBbuf)wx2stc(text);
         int        len = strlen(buf);

-        pdoc->InsertString(currentPos, buf, len);
-        SetEmptySelection(currentPos + len);
+        int caretMain = sel.MainCaret();
+        pdoc->InsertString(caretMain, buf, len);
+        SetEmptySelection(caretMain + len);

     }
     pdoc->EndUndoAction();
     NotifyChange();
     }
     pdoc->EndUndoAction();
     NotifyChange();


@@ -1043,7 +1016,7 @@ void ScintillaWX::DoOnIdle(wxIdleEvent& evt) {
 
 #if wxUSE_DRAG_AND_DROP
 bool ScintillaWX::DoDropText(long x, long y, const wxString& data) {
 
 #if wxUSE_DRAG_AND_DROP
 bool ScintillaWX::DoDropText(long x, long y, const wxString& data) {

-    SetDragPosition(invalidPosition);
+    SetDragPosition(SelectionPosition(invalidPosition));

 
     wxString text = wxTextBuffer::Translate(data,
                                             wxConvertEOLMode(pdoc->eolMode));
 
     wxString text = wxTextBuffer::Translate(data,
                                             wxConvertEOLMode(pdoc->eolMode));


@@ -1060,7 +1033,7 @@ bool ScintillaWX::DoDropText(long x, long y, const wxString& data) {
 
     dragResult = evt.GetDragResult();
     if (dragResult == wxDragMove || dragResult == wxDragCopy) {
 
     dragResult = evt.GetDragResult();
     if (dragResult == wxDragMove || dragResult == wxDragCopy) {

-        DropAt(evt.GetPosition(),
+        DropAt(SelectionPosition(evt.GetPosition()),

                wx2stc(evt.GetDragText()),
                dragResult == wxDragMove,
                false); // TODO: rectangular?
                wx2stc(evt.GetDragText()),
                dragResult == wxDragMove,
                false); // TODO: rectangular?


@@ -1077,7 +1050,7 @@ wxDragResult ScintillaWX::DoDragEnter(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),
 
 
 wxDragResult ScintillaWX::DoDragOver(wxCoord x, wxCoord y, wxDragResult def) {
 
 
 wxDragResult ScintillaWX::DoDragOver(wxCoord x, wxCoord y, wxDragResult def) {

-    SetDragPosition(PositionFromLocation(Point(x, y)));
+    SetDragPosition(SelectionPosition(PositionFromLocation(Point(x, y))));

 
     // Send an event to allow the drag result to be changed
     wxStyledTextEvent evt(wxEVT_STC_DRAG_OVER, stc->GetId());
 
     // Send an event to allow the drag result to be changed
     wxStyledTextEvent evt(wxEVT_STC_DRAG_OVER, stc->GetId());


@@ -1094,7 +1067,7 @@ wxDragResult ScintillaWX::DoDragOver(wxCoord x, wxCoord y, wxDragResult def) {
 
 
 void ScintillaWX::DoDragLeave() {
 
 
 void ScintillaWX::DoDragLeave() {

-    SetDragPosition(invalidPosition);
+    SetDragPosition(SelectionPosition(invalidPosition));

 }
 #endif // wxUSE_DRAG_AND_DROP
 //----------------------------------------------------------------------
 }
 #endif // wxUSE_DRAG_AND_DROP
 //----------------------------------------------------------------------


@@ -1129,7 +1102,7 @@ void ScintillaWX::ClipChildren(wxDC& WXUNUSED(dc), PRectangle WXUNUSED(rect))
 //     if (ct.inCallTipMode) {
 //         wxSTCCallTip* tip = (wxSTCCallTip*)ct.wCallTip.GetID();
 //         wxRect childRect = tip->GetRect();
 //     if (ct.inCallTipMode) {
 //         wxSTCCallTip* tip = (wxSTCCallTip*)ct.wCallTip.GetID();
 //         wxRect childRect = tip->GetRect();

-// #if wxUSE_POPUPWIN && wxSTC_USE_POPUP
+// #if wxUSE_POPUPWIN

 //         childRect.SetPosition(tip->GetMyPosition());
 // #endif
 //         rgn.Subtract(childRect);
 //         childRect.SetPosition(tip->GetMyPosition());
 // #endif
 //         rgn.Subtract(childRect);


@@ -1144,7 +1117,7 @@ void ScintillaWX::SetUseAntiAliasing(bool useAA) {
 }
 
 bool ScintillaWX::GetUseAntiAliasing() {
 }
 
 bool ScintillaWX::GetUseAntiAliasing() {

-    return vs.extraFontFlag;
+    return vs.extraFontFlag != 0;

 }
 
 //----------------------------------------------------------------------
 }
 
 //----------------------------------------------------------------------