Test using wxString::ToCDouble() in wxAny.

[wxWidgets.git] / src / msw / bitmap.cpp

diff --git a/src/msw/bitmap.cpp b/src/msw/bitmap.cpp
index ca1456ec6693f785aed4b83c9435e4b0799c9842..0cd514ffd12aae239bd07a92d5fe815643a984ab 100644 (file)
--- a/src/msw/bitmap.cpp
+++ b/src/msw/bitmap.cpp
@@ -39,6 +39,7 @@
     #include "wx/image.h"
 #endif
 
     #include "wx/image.h"
 #endif
 

+#include "wx/scopedptr.h"

 #include "wx/msw/private.h"
 #include "wx/msw/dc.h"
 
 #include "wx/msw/private.h"
 #include "wx/msw/dc.h"
 


@@ -62,12 +63,14 @@
 class WXDLLEXPORT wxBitmapRefData : public wxGDIImageRefData
 {
 public:
 class WXDLLEXPORT wxBitmapRefData : public wxGDIImageRefData
 {
 public:

-    wxBitmapRefData();
+    wxBitmapRefData() { Init(); }

     wxBitmapRefData(const wxBitmapRefData& data);
     virtual ~wxBitmapRefData() { Free(); }
 
     virtual void Free();
 
     wxBitmapRefData(const wxBitmapRefData& data);
     virtual ~wxBitmapRefData() { Free(); }
 
     virtual void Free();
 

+    void CopyFromDIB(const wxDIB& dib);
+

     // set the mask object to use as the mask, we take ownership of it
     void SetMask(wxMask *mask)
     {
     // set the mask object to use as the mask, we take ownership of it
     void SetMask(wxMask *mask)
     {


@@ -114,6 +117,8 @@ public:
     bool m_isDIB;
 
 private:
     bool m_isDIB;
 
 private:

+    void Init();
+

     // optional mask for transparent drawing
     wxMask       *m_bitmapMask;
 
     // optional mask for transparent drawing
     wxMask       *m_bitmapMask;
 


@@ -183,7 +188,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject)
 // wxBitmapRefData
 // ----------------------------------------------------------------------------
 
 // wxBitmapRefData
 // ----------------------------------------------------------------------------
 

-wxBitmapRefData::wxBitmapRefData()
+void wxBitmapRefData::Init()

 {
 #if wxDEBUG_LEVEL
     m_selectedInto = NULL;
 {
 #if wxDEBUG_LEVEL
     m_selectedInto = NULL;


@@ -202,23 +207,25 @@ wxBitmapRefData::wxBitmapRefData()
 wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData& data)
                : wxGDIImageRefData(data)
 {
 wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData& data)
                : wxGDIImageRefData(data)
 {

-#if wxDEBUG_LEVEL
-    m_selectedInto = NULL;
-#endif
+    Init();

 
     // (deep) copy the mask if present
 
     // (deep) copy the mask if present

-    m_bitmapMask = NULL;

     if (data.m_bitmapMask)
         m_bitmapMask = new wxMask(*data.m_bitmapMask);
 
     if (data.m_bitmapMask)
         m_bitmapMask = new wxMask(*data.m_bitmapMask);
 

-    // FIXME: we don't copy m_hBitmap currently but we should, see wxBitmap::
-    //        CloneGDIRefData()
-
-    wxASSERT_MSG( !data.m_isDIB,
-                    _T("can't copy bitmap locked for raw access!") );
-    m_isDIB = false;
+    wxASSERT_MSG( !data.m_dib,
+                    wxT("can't copy bitmap locked for raw access!") );

 
     m_hasAlpha = data.m_hasAlpha;
 
     m_hasAlpha = data.m_hasAlpha;

+
+#if wxUSE_WXDIB
+    // copy the other bitmap
+    if ( data.m_hBitmap )
+    {
+        wxDIB dib((HBITMAP)(data.m_hBitmap));
+        CopyFromDIB(dib);
+    }
+#endif // wxUSE_WXDIB

 }
 
 void wxBitmapRefData::Free()
 }
 
 void wxBitmapRefData::Free()


@@ -227,7 +234,7 @@ void wxBitmapRefData::Free()
                   wxT("deleting bitmap still selected into wxMemoryDC") );
 
 #if wxUSE_WXDIB
                   wxT("deleting bitmap still selected into wxMemoryDC") );
 
 #if wxUSE_WXDIB

-    wxASSERT_MSG( !m_dib, _T("forgot to call wxBitmap::UngetRawData()!") );
+    wxASSERT_MSG( !m_dib, wxT("forgot to call wxBitmap::UngetRawData()!") );

 #endif
 
     if ( m_hBitmap)
 #endif
 
     if ( m_hBitmap)


@@ -238,8 +245,36 @@ void wxBitmapRefData::Free()
         }
     }
 
         }
     }
 

-    delete m_bitmapMask;
-    m_bitmapMask = NULL;
+    wxDELETE(m_bitmapMask);
+}
+
+void wxBitmapRefData::CopyFromDIB(const wxDIB& dib)
+{
+    wxCHECK_RET( !IsOk(), "bitmap already initialized" );
+    wxCHECK_RET( dib.IsOk(), wxT("invalid DIB in CopyFromDIB") );
+
+#ifdef SOMETIMES_USE_DIB
+    HBITMAP hbitmap = dib.CreateDDB();
+    if ( !hbitmap )
+        return;
+    m_isDIB = false;
+#else // ALWAYS_USE_DIB
+    HBITMAP hbitmap = const_cast<wxDIB &>(dib).Detach();
+    m_isDIB = true;
+#endif // SOMETIMES_USE_DIB/ALWAYS_USE_DIB
+
+    m_width = dib.GetWidth();
+    m_height = dib.GetHeight();
+    m_depth = dib.GetDepth();
+
+    m_hBitmap = (WXHBITMAP)hbitmap;
+
+#if wxUSE_PALETTE
+    wxPalette *palette = dib.CreatePalette();
+    if ( palette )
+        m_bitmapPalette = *palette;
+    delete palette;
+#endif // wxUSE_PALETTE

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


@@ -251,46 +286,9 @@ wxGDIImageRefData *wxBitmap::CreateData() const
     return new wxBitmapRefData;
 }
 
     return new wxBitmapRefData;
 }
 

-wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *dataOrig) const
+wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *data) const

 {
 {

-    const wxBitmapRefData *
-        data = static_cast<const wxBitmapRefData *>(dataOrig);
-    if ( !data )
-        return NULL;
-
-    // FIXME: this method is backwards, it should just create a new
-    //        wxBitmapRefData using its copy ctor but instead it modifies this
-    //        bitmap itself and then returns its m_refData -- which works, of
-    //        course (except in !wxUSE_WXDIB), but is completely illogical
-    wxBitmap *self = const_cast<wxBitmap *>(this);
-
-    wxBitmapRefData *selfdata;
-#if wxUSE_WXDIB
-    // copy the other bitmap
-    if ( data->m_hBitmap )
-    {
-        wxDIB dib((HBITMAP)(data->m_hBitmap));
-        self->CopyFromDIB(dib);
-
-        selfdata = static_cast<wxBitmapRefData *>(m_refData);
-        selfdata->m_hasAlpha = data->m_hasAlpha;
-    }
-    else
-#endif // wxUSE_WXDIB
-    {
-        // copy the bitmap data
-        selfdata = new wxBitmapRefData(*data);
-        self->m_refData = selfdata;
-    }
-
-    // copy also the mask
-    wxMask * const maskSrc = data->GetMask();
-    if ( maskSrc )
-    {
-        selfdata->SetMask(new wxMask(*maskSrc));
-    }
-
-    return selfdata;
+    return new wxBitmapRefData(*static_cast<const wxBitmapRefData *>(data));

 }
 
 bool wxBitmap::CopyFromIconOrCursor(const wxGDIImage& icon,
 }
 
 bool wxBitmap::CopyFromIconOrCursor(const wxGDIImage& icon,


@@ -323,7 +321,7 @@ bool wxBitmap::CopyFromIconOrCursor(const wxGDIImage& icon,
     switch ( transp )
     {
         default:
     switch ( transp )
     {
         default:

-            wxFAIL_MSG( _T("unknown wxBitmapTransparency value") );
+            wxFAIL_MSG( wxT("unknown wxBitmapTransparency value") );

 
         case wxBitmapTransparency_None:
             // nothing to do, refData->m_hasAlpha is false by default
 
         case wxBitmapTransparency_None:
             // nothing to do, refData->m_hasAlpha is false by default


@@ -343,8 +341,9 @@ bool wxBitmap::CopyFromIconOrCursor(const wxGDIImage& icon,
                     wxDIB dib(iconInfo.hbmColor);
                     if (dib.IsOk())
                     {
                     wxDIB dib(iconInfo.hbmColor);
                     if (dib.IsOk())
                     {

-                        const unsigned char* pixels = dib.GetData();
-                        for (int idx = 0; idx < w*h*4; idx+=4)
+                        unsigned char* const pixels = dib.GetData();
+                        int idx;
+                        for ( idx = 0; idx < w*h*4; idx += 4 )

                         {
                             if (pixels[idx+3] != 0)
                             {
                         {
                             if (pixels[idx+3] != 0)
                             {


@@ -354,6 +353,25 @@ bool wxBitmap::CopyFromIconOrCursor(const wxGDIImage& icon,
                                 break;
                             }
                         }
                                 break;
                             }
                         }

+
+                        if ( refData->m_hasAlpha )
+                        {
+                            // If we do have alpha, ensure we use premultiplied
+                            // data for our pixels as this is what the bitmaps
+                            // created in other ways do and this is necessary
+                            // for e.g. AlphaBlend() to work with this bitmap.
+                            for ( idx = 0; idx < w*h*4; idx += 4 )
+                            {
+                                const unsigned char a = pixels[idx+3];
+
+                                pixels[idx]   = ((pixels[idx]  *a) + 127)/255;
+                                pixels[idx+1] = ((pixels[idx+1]*a) + 127)/255;
+                                pixels[idx+2] = ((pixels[idx+2]*a) + 127)/255;
+                            }
+
+                            ::DeleteObject(refData->m_hBitmap);
+                            refData->m_hBitmap = dib.Detach();
+                        }

                     }
                 }
             }
                     }
                 }
             }


@@ -388,7 +406,7 @@ bool wxBitmap::CopyFromCursor(const wxCursor& cursor, wxBitmapTransparency trans
 {
     UnRef();
 
 {
     UnRef();
 

-    if ( !cursor.Ok() )
+    if ( !cursor.IsOk() )

         return false;
 
     return CopyFromIconOrCursor(cursor, transp);
         return false;
 
     return CopyFromIconOrCursor(cursor, transp);


@@ -398,7 +416,7 @@ bool wxBitmap::CopyFromIcon(const wxIcon& icon, wxBitmapTransparency transp)
 {
     UnRef();
 
 {
     UnRef();
 

-    if ( !icon.Ok() )
+    if ( !icon.IsOk() )

         return false;
 
     return CopyFromIconOrCursor(icon, transp);
         return false;
 
     return CopyFromIconOrCursor(icon, transp);


@@ -408,37 +426,13 @@ bool wxBitmap::CopyFromIcon(const wxIcon& icon, wxBitmapTransparency transp)
 
 bool wxBitmap::CopyFromDIB(const wxDIB& dib)
 {
 
 bool wxBitmap::CopyFromDIB(const wxDIB& dib)
 {

-    wxCHECK_MSG( dib.IsOk(), false, _T("invalid DIB in CopyFromDIB") );
-
-#ifdef SOMETIMES_USE_DIB
-    HBITMAP hbitmap = dib.CreateDDB();
-    if ( !hbitmap )
+    wxScopedPtr<wxBitmapRefData> newData(new wxBitmapRefData);
+    newData->CopyFromDIB(dib);
+    if ( !newData->IsOk() )

         return false;
         return false;

-#else // ALWAYS_USE_DIB
-    HBITMAP hbitmap = ((wxDIB &)dib).Detach();  // const_cast
-#endif // SOMETIMES_USE_DIB/ALWAYS_USE_DIB

 
     UnRef();
 
     UnRef();

-
-    wxBitmapRefData *refData = new wxBitmapRefData;
-    m_refData = refData;
-
-    refData->m_width = dib.GetWidth();
-    refData->m_height = dib.GetHeight();
-    refData->m_depth = dib.GetDepth();
-
-    refData->m_hBitmap = (WXHBITMAP)hbitmap;
-
-#if wxUSE_PALETTE
-    wxPalette *palette = dib.CreatePalette();
-    if ( palette )
-    {
-        refData->m_bitmapPalette = *palette;
-    }
-
-    delete palette;
-#endif // wxUSE_PALETTE
-
+    m_refData = newData.release();

     return true;
 }
 
     return true;
 }
 


@@ -494,7 +488,7 @@ wxBitmap::wxBitmap(const char bits[], int width, int height, int depth)
     else
     {
         // bits should already be in Windows standard format
     else
     {
         // bits should already be in Windows standard format

-        data = (char *)bits;    // const_cast is harmless
+        data = const_cast<char *>(bits);

     }
 
     HBITMAP hbmp = ::CreateBitmap(width, height, 1, depth, data);
     }
 
     HBITMAP hbmp = ::CreateBitmap(width, height, 1, depth, data);


@@ -534,7 +528,7 @@ bool wxBitmap::Create(int width, int height, int depth)
 
 bool wxBitmap::Create(int width, int height, const wxDC& dc)
 {
 
 bool wxBitmap::Create(int width, int height, const wxDC& dc)
 {

-    wxCHECK_MSG( dc.IsOk(), false, _T("invalid HDC in wxBitmap::Create()") );
+    wxCHECK_MSG( dc.IsOk(), false, wxT("invalid HDC in wxBitmap::Create()") );

 
     const wxMSWDCImpl *impl = wxDynamicCast( dc.GetImpl(), wxMSWDCImpl );
 
 
     const wxMSWDCImpl *impl = wxDynamicCast( dc.GetImpl(), wxMSWDCImpl );
 


@@ -606,7 +600,7 @@ bool wxBitmap::DoCreate(int w, int h, int d, WXHDC hdc)
 
     SetHBITMAP((WXHBITMAP)hbmp);
 
 
     SetHBITMAP((WXHBITMAP)hbmp);
 

-    return Ok();
+    return IsOk();

 }
 
 #if wxUSE_IMAGE
 }
 
 #if wxUSE_IMAGE


@@ -740,7 +734,7 @@ wxImage wxBitmap::ConvertToImage() const
     // so the 'depth' argument is ignored.
     // TODO: transparency (create a mask image)
 
     // so the 'depth' argument is ignored.
     // TODO: transparency (create a mask image)
 

-    if (!Ok())
+    if (!IsOk())

     {
         wxFAIL_MSG( wxT("bitmap is invalid") );
         return wxNullImage;
     {
         wxFAIL_MSG( wxT("bitmap is invalid") );
         return wxNullImage;


@@ -748,7 +742,7 @@ wxImage wxBitmap::ConvertToImage() const
 
     wxImage image;
 
 
     wxImage image;
 

-    wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") );
+    wxCHECK_MSG( IsOk(), wxNullImage, wxT("invalid bitmap") );

 
     // create an wxImage object
     int width = GetWidth();
 
     // create an wxImage object
     int width = GetWidth();


@@ -810,7 +804,7 @@ bool wxBitmap::CreateFromImage(const wxImage& image, int depth)
 bool wxBitmap::CreateFromImage(const wxImage& image, const wxDC& dc)
 {
     wxCHECK_MSG( dc.IsOk(), false,
 bool wxBitmap::CreateFromImage(const wxImage& image, const wxDC& dc)
 {
     wxCHECK_MSG( dc.IsOk(), false,

-                    _T("invalid HDC in wxBitmap::CreateFromImage()") );
+                    wxT("invalid HDC in wxBitmap::CreateFromImage()") );

 
     const wxMSWDCImpl *impl = wxDynamicCast( dc.GetImpl(), wxMSWDCImpl );
 
 
     const wxMSWDCImpl *impl = wxDynamicCast( dc.GetImpl(), wxMSWDCImpl );
 


@@ -824,7 +818,7 @@ bool wxBitmap::CreateFromImage(const wxImage& image, const wxDC& dc)
 
 bool wxBitmap::CreateFromImage(const wxImage& image, int depth, WXHDC hdc)
 {
 
 bool wxBitmap::CreateFromImage(const wxImage& image, int depth, WXHDC hdc)
 {

-    wxCHECK_MSG( image.Ok(), false, wxT("invalid image") );
+    wxCHECK_MSG( image.IsOk(), false, wxT("invalid image") );

 
     UnRef();
 
 
     UnRef();
 


@@ -837,7 +831,7 @@ bool wxBitmap::CreateFromImage(const wxImage& image, int depth, WXHDC hdc)
         return false;
 
     const bool hasAlpha = image.HasAlpha();
         return false;
 
     const bool hasAlpha = image.HasAlpha();

-    
+

     if (depth == -1)
       depth = dib.GetDepth();
 
     if (depth == -1)
       depth = dib.GetDepth();
 


@@ -905,7 +899,7 @@ bool wxBitmap::CreateFromImage(const wxImage& image, int depth, WXHDC hdc)
         hbitmap = ::CreateBitmap(w, h, 1, 1, data);
         if ( !hbitmap )
         {
         hbitmap = ::CreateBitmap(w, h, 1, 1, data);
         if ( !hbitmap )
         {

-            wxLogLastError(_T("CreateBitmap(mask)"));
+            wxLogLastError(wxT("CreateBitmap(mask)"));

         }
         else
         {
         }
         else
         {


@@ -930,7 +924,7 @@ wxImage wxBitmap::ConvertToImage() const
 
     // and then DIB to our wxImage
     wxImage image = dib.ConvertToImage();
 
     // and then DIB to our wxImage
     wxImage image = dib.ConvertToImage();

-    if ( !image.Ok() )
+    if ( !image.IsOk() )

     {
         return wxNullImage;
     }
     {
         return wxNullImage;
     }


@@ -1040,7 +1034,7 @@ bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type)
     else // no bitmap handler found
     {
         wxImage image;
     else // no bitmap handler found
     {
         wxImage image;

-        if ( image.LoadFile( filename, type ) && image.Ok() )
+        if ( image.LoadFile( filename, type ) && image.IsOk() )

         {
             *this = wxBitmap(image);
 
         {
             *this = wxBitmap(image);
 


@@ -1085,7 +1079,7 @@ bool wxBitmap::SaveFile(const wxString& filename,
     {
         // FIXME what about palette? shouldn't we use it?
         wxImage image = ConvertToImage();
     {
         // FIXME what about palette? shouldn't we use it?
         wxImage image = ConvertToImage();

-        if ( image.Ok() )
+        if ( image.IsOk() )

         {
             return image.SaveFile(filename, type);
         }
         {
             return image.SaveFile(filename, type);
         }


@@ -1107,14 +1101,14 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect ) const
 
 wxBitmap wxBitmap::GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const
 {
 
 wxBitmap wxBitmap::GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const
 {

-    wxCHECK_MSG( Ok() &&
+    wxCHECK_MSG( IsOk() &&

                  (rect.x >= 0) && (rect.y >= 0) &&
                  (rect.x+rect.width <= GetWidth()) &&
                  (rect.y+rect.height <= GetHeight()),
                  wxNullBitmap, wxT("Invalid bitmap or bitmap region") );
 
     wxBitmap ret( rect.width, rect.height, GetDepth() );
                  (rect.x >= 0) && (rect.y >= 0) &&
                  (rect.x+rect.width <= GetWidth()) &&
                  (rect.y+rect.height <= GetHeight()),
                  wxNullBitmap, wxT("Invalid bitmap or bitmap region") );
 
     wxBitmap ret( rect.width, rect.height, GetDepth() );

-    wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
+    wxASSERT_MSG( ret.IsOk(), wxT("GetSubBitmap error") );

 
 #ifndef __WXMICROWIN__
     // handle alpha channel, if any
 
 #ifndef __WXMICROWIN__
     // handle alpha channel, if any


@@ -1130,13 +1124,13 @@ wxBitmap wxBitmap::GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const
 
         if ( !selectDst )
         {
 
         if ( !selectDst )
         {

-            wxLogLastError(_T("SelectObject(destBitmap)"));
+            wxLogLastError(wxT("SelectObject(destBitmap)"));

         }
 
         if ( !::BitBlt(dcDst, 0, 0, rect.width, rect.height,
                        (HDC)hdc, rect.x, rect.y, SRCCOPY) )
         {
         }
 
         if ( !::BitBlt(dcDst, 0, 0, rect.width, rect.height,
                        (HDC)hdc, rect.x, rect.y, SRCCOPY) )
         {

-            wxLogLastError(_T("BitBlt"));
+            wxLogLastError(wxT("BitBlt"));

         }
     }
 
         }
     }
 


@@ -1151,7 +1145,7 @@ wxBitmap wxBitmap::GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const
         if ( !::BitBlt(dcDst, 0, 0, rect.width, rect.height,
                        dcSrc, rect.x, rect.y, SRCCOPY) )
         {
         if ( !::BitBlt(dcDst, 0, 0, rect.width, rect.height,
                        dcSrc, rect.x, rect.y, SRCCOPY) )
         {

-            wxLogLastError(_T("BitBlt"));
+            wxLogLastError(wxT("BitBlt"));

         }
 
         wxMask *mask = new wxMask((WXHBITMAP) hbmpMask);
         }
 
         wxMask *mask = new wxMask((WXHBITMAP) hbmpMask);


@@ -1179,15 +1173,6 @@ wxMask *wxBitmap::GetMask() const
     return GetBitmapData() ? GetBitmapData()->GetMask() : NULL;
 }
 
     return GetBitmapData() ? GetBitmapData()->GetMask() : NULL;
 }
 

-wxBitmap wxBitmap::GetMaskBitmap() const
-{
-    wxBitmap bmp;
-    wxMask *mask = GetMask();
-    if ( mask )
-        bmp.SetHBITMAP(mask->GetMaskBitmap());
-    return bmp;
-}
-

 wxDC *wxBitmap::GetSelectedInto() const
 {
 #if wxDEBUG_LEVEL
 wxDC *wxBitmap::GetSelectedInto() const
 {
 #if wxDEBUG_LEVEL


@@ -1249,7 +1234,7 @@ void wxBitmap::SetMask(wxMask *mask)
 void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
 {
 #if wxUSE_WXDIB
 void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
 {
 #if wxUSE_WXDIB

-    if ( !Ok() )
+    if ( !IsOk() )

     {
         // no bitmap, no data (raw or otherwise)
         return NULL;
     {
         // no bitmap, no data (raw or otherwise)
         return NULL;


@@ -1262,7 +1247,7 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
     if ( !GetBitmapData()->m_isDIB )
     {
         wxCHECK_MSG( !GetBitmapData()->m_dib, NULL,
     if ( !GetBitmapData()->m_isDIB )
     {
         wxCHECK_MSG( !GetBitmapData()->m_dib, NULL,

-                        _T("GetRawData() may be called only once") );
+                        wxT("GetRawData() may be called only once") );

 
         wxDIB *dib = new wxDIB(*this);
         if ( !dib->IsOk() )
 
         wxDIB *dib = new wxDIB(*this);
         if ( !dib->IsOk() )


@@ -1285,7 +1270,7 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
     DIBSECTION ds;
     if ( ::GetObject(hDIB, sizeof(ds), &ds) != sizeof(DIBSECTION) )
     {
     DIBSECTION ds;
     if ( ::GetObject(hDIB, sizeof(ds), &ds) != sizeof(DIBSECTION) )
     {

-        wxFAIL_MSG( _T("failed to get DIBSECTION from a DIB?") );
+        wxFAIL_MSG( wxT("failed to get DIBSECTION from a DIB?") );

 
         return NULL;
     }
 
         return NULL;
     }


@@ -1293,7 +1278,7 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
     // check that the bitmap is in correct format
     if ( ds.dsBm.bmBitsPixel != bpp )
     {
     // check that the bitmap is in correct format
     if ( ds.dsBm.bmBitsPixel != bpp )
     {

-        wxFAIL_MSG( _T("incorrect bitmap type in wxBitmap::GetRawData()") );
+        wxFAIL_MSG( wxT("incorrect bitmap type in wxBitmap::GetRawData()") );

 
         return NULL;
     }
 
         return NULL;
     }


@@ -1327,7 +1312,7 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
 void wxBitmap::UngetRawData(wxPixelDataBase& dataBase)
 {
 #if wxUSE_WXDIB
 void wxBitmap::UngetRawData(wxPixelDataBase& dataBase)
 {
 #if wxUSE_WXDIB

-    if ( !Ok() )
+    if ( !IsOk() )

         return;
 
     if ( !&dataBase )
         return;
 
     if ( !&dataBase )


@@ -1428,8 +1413,8 @@ wxMask::~wxMask()
 bool wxMask::Create(const wxBitmap& bitmap)
 {
 #ifndef __WXMICROWIN__
 bool wxMask::Create(const wxBitmap& bitmap)
 {
 #ifndef __WXMICROWIN__

-    wxCHECK_MSG( bitmap.Ok() && bitmap.GetDepth() == 1, false,
-                 _T("can't create mask from invalid or not monochrome bitmap") );
+    wxCHECK_MSG( bitmap.IsOk() && bitmap.GetDepth() == 1, false,
+                 wxT("can't create mask from invalid or not monochrome bitmap") );

 
     if ( m_maskBitmap )
     {
 
     if ( m_maskBitmap )
     {


@@ -1469,7 +1454,7 @@ bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
     }
 
 #if wxUSE_PALETTE
     }
 
 #if wxUSE_PALETTE

-    if (bitmap.Ok() && bitmap.GetPalette()->Ok())
+    if (bitmap.IsOk() && bitmap.GetPalette()->IsOk())

     {
         unsigned char red, green, blue;
         if (bitmap.GetPalette()->GetRGB(paletteIndex, &red, &green, &blue))
     {
         unsigned char red, green, blue;
         if (bitmap.GetPalette()->GetRGB(paletteIndex, &red, &green, &blue))


@@ -1488,7 +1473,7 @@ bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
 bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
 {
 #ifndef __WXMICROWIN__
 bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
 {
 #ifndef __WXMICROWIN__

-    wxCHECK_MSG( bitmap.Ok(), false, _T("invalid bitmap in wxMask::Create") );
+    wxCHECK_MSG( bitmap.IsOk(), false, wxT("invalid bitmap in wxMask::Create") );

 
     if ( m_maskBitmap )
     {
 
     if ( m_maskBitmap )
     {


@@ -1515,7 +1500,7 @@ bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
 
     // SelectObject() will fail
     wxASSERT_MSG( !bitmap.GetSelectedInto(),
 
     // SelectObject() will fail
     wxASSERT_MSG( !bitmap.GetSelectedInto(),

-                  _T("bitmap can't be selected in another DC") );
+                  wxT("bitmap can't be selected in another DC") );

 
     HGDIOBJ hbmpSrcOld = ::SelectObject(srcDC, GetHbitmapOf(bitmap));
     if ( !hbmpSrcOld )
 
     HGDIOBJ hbmpSrcOld = ::SelectObject(srcDC, GetHbitmapOf(bitmap));
     if ( !hbmpSrcOld )


@@ -1555,6 +1540,13 @@ bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
 #endif // __WXMICROWIN__/!__WXMICROWIN__
 }
 
 #endif // __WXMICROWIN__/!__WXMICROWIN__
 }
 

+wxBitmap wxMask::GetBitmap() const
+{
+    wxBitmap bmp;
+    bmp.SetHBITMAP(m_maskBitmap);
+    return bmp;
+}
+

 // ----------------------------------------------------------------------------
 // wxBitmapHandler
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxBitmapHandler
 // ----------------------------------------------------------------------------


@@ -1626,7 +1618,7 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp,
                              int hotSpotX,
                              int hotSpotY)
 {
                              int hotSpotX,
                              int hotSpotY)
 {

-    if ( !bmp.Ok() )
+    if ( !bmp.IsOk() )

     {
         // we can't create an icon/cursor form nothing
         return 0;
     {
         // we can't create an icon/cursor form nothing
         return 0;


@@ -1634,9 +1626,25 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp,
 
     if ( bmp.HasAlpha() )
     {
 
     if ( bmp.HasAlpha() )
     {

+        HBITMAP hbmp;
+
+#if wxUSE_WXDIB && wxUSE_IMAGE
+        // CreateIconIndirect() requires non-pre-multiplied pixel data on input
+        // as it does pre-multiplication internally itself so we need to create
+        // a special DIB in such format to pass to it. This is inefficient but
+        // better than creating an icon with wrong colours.
+        AutoHBITMAP hbmpRelease;
+        hbmp = wxDIB(bmp.ConvertToImage(),
+                     wxDIB::PixelFormat_NotPreMultiplied).Detach();
+        hbmpRelease.Init(hbmp);
+#else // !(wxUSE_WXDIB && wxUSE_IMAGE)
+        hbmp = GetHbitmapOf(bmp);
+#endif // wxUSE_WXDIB && wxUSE_IMAGE
+

         // Create an empty mask bitmap.
         // it doesn't seem to work if we mess with the mask at all.
         // Create an empty mask bitmap.
         // it doesn't seem to work if we mess with the mask at all.

-        HBITMAP hMonoBitmap = CreateBitmap(bmp.GetWidth(),bmp.GetHeight(),1,1,NULL);
+        AutoHBITMAP
+            hMonoBitmap(CreateBitmap(bmp.GetWidth(),bmp.GetHeight(),1,1,NULL));

 
         ICONINFO iconInfo;
         wxZeroMemory(iconInfo);
 
         ICONINFO iconInfo;
         wxZeroMemory(iconInfo);


@@ -1648,13 +1656,9 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp,
         }
 
         iconInfo.hbmMask = hMonoBitmap;
         }
 
         iconInfo.hbmMask = hMonoBitmap;

-        iconInfo.hbmColor = GetHbitmapOf(bmp);
-
-        HICON hicon = ::CreateIconIndirect(&iconInfo);
-
-        ::DeleteObject(hMonoBitmap);
+        iconInfo.hbmColor = hbmp;

 
 

-        return hicon;
+        return ::CreateIconIndirect(&iconInfo);

     }
 
     wxMask* mask = bmp.GetMask();
     }
 
     wxMask* mask = bmp.GetMask();


@@ -1675,7 +1679,8 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp,
         iconInfo.yHotspot = hotSpotY;
     }
 
         iconInfo.yHotspot = hotSpotY;
     }
 

-    iconInfo.hbmMask = wxInvertMask((HBITMAP)mask->GetMaskBitmap());
+    AutoHBITMAP hbmpMask(wxInvertMask((HBITMAP)mask->GetMaskBitmap()));
+    iconInfo.hbmMask = hbmpMask;

     iconInfo.hbmColor = GetHbitmapOf(bmp);
 
     // black out the transparent area to preserve background colour, because
     iconInfo.hbmColor = GetHbitmapOf(bmp);
 
     // black out the transparent area to preserve background colour, because


@@ -1689,7 +1694,7 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp,
         if ( !::BitBlt(dcDst, 0, 0, bmp.GetWidth(), bmp.GetHeight(),
                        dcSrc, 0, 0, SRCAND) )
         {
         if ( !::BitBlt(dcDst, 0, 0, bmp.GetWidth(), bmp.GetHeight(),
                        dcSrc, 0, 0, SRCAND) )
         {

-            wxLogLastError(_T("BitBlt"));
+            wxLogLastError(wxT("BitBlt"));

         }
     }
 
         }
     }
 


@@ -1701,9 +1706,6 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp,
         delete mask;
     }
 
         delete mask;
     }
 

-    // delete the inverted mask bitmap we created as well
-    ::DeleteObject(iconInfo.hbmMask);
-

     return hicon;
 }
 
     return hicon;
 }
 


@@ -1720,7 +1722,7 @@ HCURSOR wxBitmapToHCURSOR(const wxBitmap& bmp, int hotSpotX, int hotSpotY)
 HBITMAP wxInvertMask(HBITMAP hbmpMask, int w, int h)
 {
 #ifndef __WXMICROWIN__
 HBITMAP wxInvertMask(HBITMAP hbmpMask, int w, int h)
 {
 #ifndef __WXMICROWIN__

-    wxCHECK_MSG( hbmpMask, 0, _T("invalid bitmap in wxInvertMask") );
+    wxCHECK_MSG( hbmpMask, 0, wxT("invalid bitmap in wxInvertMask") );

 
     // get width/height from the bitmap if not given
     if ( !w || !h )
 
     // get width/height from the bitmap if not given
     if ( !w || !h )