Don't export wxDataViewCtrlInternal unnecessarily.

[wxWidgets.git] / src / html / htmlcell.cpp

diff --git a/src/html/htmlcell.cpp b/src/html/htmlcell.cpp
index 3244eb577fe7e168456b56a4aa026c0e63b3bd50..e1f495e0a00ba65006b968d1b7890530c3728293 100644 (file)
--- a/src/html/htmlcell.cpp
+++ b/src/html/htmlcell.cpp
@@ -15,13 +15,14 @@
 
 #if wxUSE_HTML && wxUSE_STREAMS
 
 
 #if wxUSE_HTML && wxUSE_STREAMS
 

-#ifndef WXPRECOMP
+#ifndef WX_PRECOMP

     #include "wx/dynarray.h"
     #include "wx/brush.h"
     #include "wx/colour.h"
     #include "wx/dc.h"
     #include "wx/settings.h"
     #include "wx/module.h"
     #include "wx/dynarray.h"
     #include "wx/brush.h"
     #include "wx/colour.h"
     #include "wx/dc.h"
     #include "wx/settings.h"
     #include "wx/module.h"

+    #include "wx/wxcrtvararg.h"

 #endif
 
 #include "wx/html/htmlcell.h"
 #endif
 
 #include "wx/html/htmlcell.h"


@@ -149,7 +150,7 @@ bool wxHtmlCell::ProcessMouseClick(wxHtmlWindowInterface *window,
                                    const wxPoint& pos,
                                    const wxMouseEvent& event)
 {
                                    const wxPoint& pos,
                                    const wxMouseEvent& event)
 {

-    wxCHECK_MSG( window, false, _T("window interface must be provided") );
+    wxCHECK_MSG( window, false, wxT("window interface must be provided") );

 
 #if WXWIN_COMPATIBILITY_2_6
     // NB: this hack puts the body of ProcessMouseClick() into OnMouseClick()
 
 #if WXWIN_COMPATIBILITY_2_6
     // NB: this hack puts the body of ProcessMouseClick() into OnMouseClick()


@@ -163,7 +164,7 @@ bool wxHtmlCell::ProcessMouseClick(wxHtmlWindowInterface *window,
 
 void wxHtmlCell::OnMouseClick(wxWindow *, int, int, const wxMouseEvent& event)
 {
 
 void wxHtmlCell::OnMouseClick(wxWindow *, int, int, const wxMouseEvent& event)
 {

-    wxCHECK_RET( gs_helperOnMouseClick, _T("unexpected call to OnMouseClick") );
+    wxCHECK_RET( gs_helperOnMouseClick, wxT("unexpected call to OnMouseClick") );

     wxHtmlWindowInterface *window = gs_helperOnMouseClick->window;
     const wxPoint& pos = gs_helperOnMouseClick->pos;
 #endif // WXWIN_COMPATIBILITY_2_6
     wxHtmlWindowInterface *window = gs_helperOnMouseClick->window;
     const wxPoint& pos = gs_helperOnMouseClick->pos;
 #endif // WXWIN_COMPATIBILITY_2_6


@@ -236,8 +237,7 @@ bool wxHtmlCell::AdjustPagebreak(int *pagebreak,
 
 void wxHtmlCell::SetLink(const wxHtmlLinkInfo& link)
 {
 
 void wxHtmlCell::SetLink(const wxHtmlLinkInfo& link)
 {

-    if (m_Link) delete m_Link;
-    m_Link = NULL;
+    wxDELETE(m_Link);

     if (link.GetHref() != wxEmptyString)
         m_Link = new wxHtmlLinkInfo(link);
 }
     if (link.GetHref() != wxEmptyString)
         m_Link = new wxHtmlLinkInfo(link);
 }


@@ -341,7 +341,7 @@ bool wxHtmlCell::IsBefore(wxHtmlCell *cell) const
         }
     }
 
         }
     }
 

-    wxFAIL_MSG(_T("Cells are in different trees"));
+    wxFAIL_MSG(wxT("Cells are in different trees"));

     return false;
 }
 
     return false;
 }
 


@@ -355,7 +355,11 @@ IMPLEMENT_ABSTRACT_CLASS(wxHtmlWordCell, wxHtmlCell)
 wxHtmlWordCell::wxHtmlWordCell(const wxString& word, const wxDC& dc) : wxHtmlCell()
 {
     m_Word = word;
 wxHtmlWordCell::wxHtmlWordCell(const wxString& word, const wxDC& dc) : wxHtmlCell()
 {
     m_Word = word;

-    dc.GetTextExtent(m_Word, &m_Width, &m_Height, &m_Descent);
+    wxCoord w, h, d;
+    dc.GetTextExtent(m_Word, &w, &h, &d);
+    m_Width = w;
+    m_Height = h;
+    m_Descent = d;

     SetCanLiveOnPagebreak(false);
     m_allowLinebreak = true;
 }
     SetCanLiveOnPagebreak(false);
     m_allowLinebreak = true;
 }


@@ -381,6 +385,16 @@ void wxHtmlWordCell::Split(const wxDC& dc,
     wxPoint pt2 = (selTo == wxDefaultPosition) ?
                    wxPoint(m_Width, wxDefaultCoord) : selTo - GetAbsPos();
 
     wxPoint pt2 = (selTo == wxDefaultPosition) ?
                    wxPoint(m_Width, wxDefaultCoord) : selTo - GetAbsPos();
 

+    // if the selection is entirely within this cell, make sure pt1 < pt2 in
+    // order to make the rest of this function simpler:
+    if ( selFrom != wxDefaultPosition && selTo != wxDefaultPosition &&
+         selFrom.x > selTo.x )
+    {
+        wxPoint tmp = pt1;
+        pt1 = pt2;
+        pt2 = tmp;
+    }
+

     unsigned len = m_Word.length();
     unsigned i = 0;
     pos1 = 0;
     unsigned len = m_Word.length();
     unsigned i = 0;
     pos1 = 0;


@@ -393,19 +407,26 @@ void wxHtmlWordCell::Split(const wxDC& dc,
         pt2.x = m_Width;
 
     // before selection:
         pt2.x = m_Width;
 
     // before selection:

+    // (include character under caret only if in first half of width)

 #ifdef __WXMAC__
     // implementation using PartialExtents to support fractional widths
     wxArrayInt widths ;
     dc.GetPartialTextExtents(m_Word,widths) ;
     while( i < len && pt1.x >= widths[i] )
         i++ ;
 #ifdef __WXMAC__
     // implementation using PartialExtents to support fractional widths
     wxArrayInt widths ;
     dc.GetPartialTextExtents(m_Word,widths) ;
     while( i < len && pt1.x >= widths[i] )
         i++ ;

-#else // __WXMAC__
+    if ( i < len )
+    {
+        int charW = (i > 0) ? widths[i] - widths[i-1] : widths[i];
+        if ( widths[i] - pt1.x < charW/2 )
+            i++;
+    }
+#else // !__WXMAC__

     wxCoord charW, charH;
     while ( pt1.x > 0 && i < len )
     {
         dc.GetTextExtent(m_Word[i], &charW, &charH);
         pt1.x -= charW;
     wxCoord charW, charH;
     while ( pt1.x > 0 && i < len )
     {
         dc.GetTextExtent(m_Word[i], &charW, &charH);
         pt1.x -= charW;

-        if ( pt1.x >= 0 )
+        if ( pt1.x >= -charW/2 )

         {
             pos1 += charW;
             i++;
         {
             pos1 += charW;
             i++;


@@ -414,18 +435,25 @@ void wxHtmlWordCell::Split(const wxDC& dc,
 #endif // __WXMAC__/!__WXMAC__
 
     // in selection:
 #endif // __WXMAC__/!__WXMAC__
 
     // in selection:

+    // (include character under caret only if in first half of width)

     unsigned j = i;
 #ifdef __WXMAC__
     while( j < len && pt2.x >= widths[j] )
         j++ ;
     unsigned j = i;
 #ifdef __WXMAC__
     while( j < len && pt2.x >= widths[j] )
         j++ ;

-#else // __WXMAC__
+    if ( j < len )
+    {
+        int charW = (j > 0) ? widths[j] - widths[j-1] : widths[j];
+        if ( widths[j] - pt2.x < charW/2 )
+            j++;
+    }
+#else // !__WXMAC__

     pos2 = pos1;
     pt2.x -= pos2;
     while ( pt2.x > 0 && j < len )
     {
         dc.GetTextExtent(m_Word[j], &charW, &charH);
         pt2.x -= charW;
     pos2 = pos1;
     pt2.x -= pos2;
     while ( pt2.x > 0 && j < len )
     {
         dc.GetTextExtent(m_Word[j], &charW, &charH);
         pt2.x -= charW;

-        if ( pt2.x >= 0 )
+        if ( pt2.x >= -charW/2 )

         {
             pos2 += charW;
             j++;
         {
             pos2 += charW;
             j++;


@@ -435,6 +463,8 @@ void wxHtmlWordCell::Split(const wxDC& dc,
 
     pos1 = i;
     pos2 = j;
 
     pos1 = i;
     pos2 = j;

+
+    wxASSERT( pos2 >= pos1 );

 }
 
 void wxHtmlWordCell::SetSelectionPrivPos(const wxDC& dc, wxHtmlSelection *s) const
 }
 
 void wxHtmlWordCell::SetSelectionPrivPos(const wxDC& dc, wxHtmlSelection *s) const


@@ -468,18 +498,18 @@ static void SwitchSelState(wxDC& dc, wxHtmlRenderingInfo& info,
 
     if ( toSelection )
     {
 
     if ( toSelection )
     {

-        dc.SetBackgroundMode(wxSOLID);
+        dc.SetBackgroundMode(wxBRUSHSTYLE_SOLID);

         dc.SetTextForeground(info.GetStyle().GetSelectedTextColour(fg));
         dc.SetTextBackground(info.GetStyle().GetSelectedTextBgColour(bg));
         dc.SetBackground(wxBrush(info.GetStyle().GetSelectedTextBgColour(bg),
         dc.SetTextForeground(info.GetStyle().GetSelectedTextColour(fg));
         dc.SetTextBackground(info.GetStyle().GetSelectedTextBgColour(bg));
         dc.SetBackground(wxBrush(info.GetStyle().GetSelectedTextBgColour(bg),

-                                 wxSOLID));
+                                 wxBRUSHSTYLE_SOLID));

     }
     else
     {
     }
     else
     {

-        dc.SetBackgroundMode(wxTRANSPARENT);
+        dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);

         dc.SetTextForeground(fg);
         dc.SetTextBackground(bg);
         dc.SetTextForeground(fg);
         dc.SetTextBackground(bg);

-        dc.SetBackground(wxBrush(bg, wxSOLID));
+        dc.SetBackground(wxBrush(bg, wxBRUSHSTYLE_SOLID));

     }
 }
 
     }
 }
 


@@ -550,12 +580,12 @@ void wxHtmlWordCell::Draw(wxDC& dc, int x, int y,
         wxHtmlSelectionState selstate = info.GetState().GetSelectionState();
         // Not changing selection state, draw the word in single mode:
         if ( selstate != wxHTML_SEL_OUT &&
         wxHtmlSelectionState selstate = info.GetState().GetSelectionState();
         // Not changing selection state, draw the word in single mode:
         if ( selstate != wxHTML_SEL_OUT &&

-             dc.GetBackgroundMode() != wxSOLID )
+             dc.GetBackgroundMode() != wxBRUSHSTYLE_SOLID )

         {
             SwitchSelState(dc, info, true);
         }
         else if ( selstate == wxHTML_SEL_OUT &&
         {
             SwitchSelState(dc, info, true);
         }
         else if ( selstate == wxHTML_SEL_OUT &&

-                  dc.GetBackgroundMode() == wxSOLID )
+                  dc.GetBackgroundMode() == wxBRUSHSTYLE_SOLID )

         {
             SwitchSelState(dc, info, false);
         }
         {
             SwitchSelState(dc, info, false);
         }


@@ -588,6 +618,17 @@ void wxHtmlWordCell::Draw(wxDC& dc, int x, int y,
     }
 }
 
     }
 }
 

+wxCursor wxHtmlWordCell::GetMouseCursor(wxHtmlWindowInterface *window) const
+{
+    if ( !GetLink() )
+    {
+        return window->GetHTMLCursor(wxHtmlWindowInterface::HTMLCursor_Text);
+    }
+    else
+    {
+        return wxHtmlCell::GetMouseCursor(window);
+    }
+}

 
 wxString wxHtmlWordCell::ConvertToText(wxHtmlSelection *s) const
 {
 
 wxString wxHtmlWordCell::ConvertToText(wxHtmlSelection *s) const
 {


@@ -605,29 +646,77 @@ wxString wxHtmlWordCell::ConvertToText(wxHtmlSelection *s) const
         // TODO: but this really needs to be fixed in some better way later...
         if ( priv != wxDefaultPosition )
         {
         // TODO: but this really needs to be fixed in some better way later...
         if ( priv != wxDefaultPosition )
         {

-            int part1 = priv.x;
-            int part2 = priv.y;
-            return m_Word.Mid(part1, part2-part1);
+            const int part1 = priv.x;
+            const int part2 = priv.y;
+            if ( part1 == part2 )
+                return wxEmptyString;
+            return GetPartAsText(part1, part2);

         }
         //else: return the whole word below
     }
 
         }
         //else: return the whole word below
     }
 

-    return m_Word;
+    return GetAllAsText();

 }
 
 }
 

-wxCursor wxHtmlWordCell::GetMouseCursor(wxHtmlWindowInterface *window) const
+wxString wxHtmlWordWithTabsCell::GetAllAsText() const

 {
 {

-    if ( !GetLink() )
+    return m_wordOrig;
+}
+
+wxString wxHtmlWordWithTabsCell::GetPartAsText(int begin, int end) const
+{
+    // NB: The 'begin' and 'end' positions are in the _displayed_ text
+    //     (stored in m_Word) and not in the text with tabs that should
+    //     be copied to clipboard (m_wordOrig).
+    //
+    // NB: Because selection is performed on displayed text, it's possible
+    //     to select e.g. "half of TAB character" -- IOW, 'begin' and 'end'
+    //     may be in the middle of TAB character expansion into ' 's. In this
+    //     case, we copy the TAB character to clipboard once.
+
+    wxASSERT( begin < end );
+
+    const unsigned SPACES_PER_TAB = 8;
+
+    wxString sel;
+
+    int pos = 0;
+    wxString::const_iterator i = m_wordOrig.begin();
+
+    // find the beginning of text to copy:
+    for ( ; pos < begin; ++i )

     {
     {

-        return window->GetHTMLCursor(wxHtmlWindowInterface::HTMLCursor_Text);
+        if ( *i == '\t' )
+        {
+            pos += 8 - (m_linepos + pos) % SPACES_PER_TAB;
+            if ( pos >= begin )
+            {
+                sel += '\t';
+            }
+        }
+        else
+        {
+            ++pos;
+        }

     }
     }

-    else
+
+    // copy the content until we reach 'end':
+    for ( ; pos < end; ++i )

     {
     {

-        return wxHtmlCell::GetMouseCursor(window);
+        const wxChar c = *i;
+        sel += c;
+
+        if ( c == '\t' )
+            pos += 8 - (m_linepos + pos) % SPACES_PER_TAB;
+        else
+            ++pos;

     }
     }

+
+    return sel;

 }
 
 
 }
 
 

+

 //-----------------------------------------------------------------------------
 // wxHtmlContainerCell
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // wxHtmlContainerCell
 //-----------------------------------------------------------------------------


@@ -645,7 +734,7 @@ wxHtmlContainerCell::wxHtmlContainerCell(wxHtmlContainerCell *parent) : wxHtmlCe
     m_IndentLeft = m_IndentRight = m_IndentTop = m_IndentBottom = 0;
     m_WidthFloat = 100; m_WidthFloatUnits = wxHTML_UNITS_PERCENT;
     m_UseBkColour = false;
     m_IndentLeft = m_IndentRight = m_IndentTop = m_IndentBottom = 0;
     m_WidthFloat = 100; m_WidthFloatUnits = wxHTML_UNITS_PERCENT;
     m_UseBkColour = false;

-    m_UseBorder = false;
+    m_Border = 0;

     m_MinHeight = 0;
     m_MinHeightAlign = wxHTML_ALIGN_TOP;
     m_LastLayout = -1;
     m_MinHeight = 0;
     m_MinHeightAlign = wxHTML_ALIGN_TOP;
     m_LastLayout = -1;


@@ -726,7 +815,9 @@ void wxHtmlContainerCell::Layout(int w)
 {
     wxHtmlCell::Layout(w);
 
 {
     wxHtmlCell::Layout(w);
 

-    if (m_LastLayout == w) return;
+    if (m_LastLayout == w)
+        return;
+    m_LastLayout = w;

 
     // VS: Any attempt to layout with negative or zero width leads to hell,
     // but we can't ignore such attempts completely, since it sometimes
 
     // VS: Any attempt to layout with negative or zero width leads to hell,
     // but we can't ignore such attempts completely, since it sometimes


@@ -982,8 +1073,6 @@ void wxHtmlContainerCell::Layout(int w)
     m_MaxTotalWidth += s_indent + ((m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight);
     MaxLineWidth += s_indent + ((m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight);
     if (m_Width < MaxLineWidth) m_Width = MaxLineWidth;
     m_MaxTotalWidth += s_indent + ((m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight);
     MaxLineWidth += s_indent + ((m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight);
     if (m_Width < MaxLineWidth) m_Width = MaxLineWidth;

-
-    m_LastLayout = w;

 }
 
 void wxHtmlContainerCell::UpdateRenderingStatePre(wxHtmlRenderingInfo& info,
 }
 
 void wxHtmlContainerCell::UpdateRenderingStatePre(wxHtmlRenderingInfo& info,


@@ -1024,7 +1113,7 @@ void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
 
     if (m_UseBkColour)
     {
 
     if (m_UseBkColour)
     {

-        wxBrush myb = wxBrush(m_BkColour, wxSOLID);
+        wxBrush myb = wxBrush(m_BkColour, wxBRUSHSTYLE_SOLID);

 
         int real_y1 = mMax(ylocal, view_y1);
         int real_y2 = mMin(ylocal + m_Height - 1, view_y2);
 
         int real_y1 = mMax(ylocal, view_y1);
         int real_y2 = mMin(ylocal + m_Height - 1, view_y2);


@@ -1034,10 +1123,11 @@ void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
         dc.DrawRectangle(xlocal, real_y1, m_Width, real_y2 - real_y1 + 1);
     }
 
         dc.DrawRectangle(xlocal, real_y1, m_Width, real_y2 - real_y1 + 1);
     }
 

-    if (m_UseBorder)
+    if (m_Border == 1)

     {
     {

-        wxPen mypen1(m_BorderColour1, 1, wxSOLID);
-        wxPen mypen2(m_BorderColour2, 1, wxSOLID);
+        // draw thin border using lines
+        wxPen mypen1(m_BorderColour1, 1, wxPENSTYLE_SOLID);
+        wxPen mypen2(m_BorderColour2, 1, wxPENSTYLE_SOLID);

 
         dc.SetPen(mypen1);
         dc.DrawLine(xlocal, ylocal, xlocal, ylocal + m_Height - 1);
 
         dc.SetPen(mypen1);
         dc.DrawLine(xlocal, ylocal, xlocal, ylocal + m_Height - 1);


@@ -1046,7 +1136,56 @@ void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
         dc.DrawLine(xlocal + m_Width - 1, ylocal, xlocal +  m_Width - 1, ylocal + m_Height - 1);
         dc.DrawLine(xlocal, ylocal + m_Height - 1, xlocal + m_Width, ylocal + m_Height - 1);
     }
         dc.DrawLine(xlocal + m_Width - 1, ylocal, xlocal +  m_Width - 1, ylocal + m_Height - 1);
         dc.DrawLine(xlocal, ylocal + m_Height - 1, xlocal + m_Width, ylocal + m_Height - 1);
     }

-
+    else if (m_Border> 0)
+    {
+        wxBrush mybrush1(m_BorderColour1, wxBRUSHSTYLE_SOLID);
+        wxBrush mybrush2(m_BorderColour2, wxBRUSHSTYLE_SOLID);
+
+        // draw upper left corner
+        // 0---------------5
+        // |              /
+        // | 3-----------4
+        // | |
+        // | 2
+        // |/
+        // 1
+
+        wxPoint poly[6];
+        poly[0].x =m_PosX; poly[0].y = m_PosY ;
+        poly[1].x =m_PosX; poly[1].y = m_PosY + m_Height;
+        poly[2].x =m_PosX + m_Border; poly[2].y = poly[1].y - m_Border;
+        poly[3].x =poly[2].x ; poly[3].y = m_PosY + m_Border;
+        poly[4].x =m_PosX + m_Width - m_Border; poly[4].y = poly[3].y;
+        poly[5].x =m_PosX + m_Width; poly[5].y = m_PosY;
+
+        dc.SetBrush(mybrush1);
+        dc.SetPen(*wxTRANSPARENT_PEN);
+        dc.DrawPolygon(6, poly, x, y);
+
+        // draw lower right corner reusing point 1,2,4 and 5
+        //                 5
+        //                /|
+        //               4 |
+        //               | |
+        //   2-----------3 |
+        //  /              |
+        // 1---------------0
+        dc.SetBrush(mybrush2);
+        poly[0].x = poly[5].x; poly[0].y = poly[1].y;
+        poly[3].x = poly[4].x; poly[3].y = poly[2].y;
+        dc.DrawPolygon(6, poly, x, y);
+
+        // smooth color transition like firefox
+        wxColour borderMediumColour(
+            (m_BorderColour1.Red() + m_BorderColour2.Red()) /2 ,
+            (m_BorderColour1.Green() + m_BorderColour2.Green()) /2 ,
+            (m_BorderColour1.Blue() + m_BorderColour2.Blue()) /2
+            );
+        wxPen mypen3(borderMediumColour, 1, wxPENSTYLE_SOLID);
+        dc.SetPen(mypen3);
+        dc.DrawLines(2, &poly[1], x, y - 1); // between 1 and 2
+        dc.DrawLines(2, &poly[4], x, y - 1); // between 4 and 5
+    }

     if (m_Cells)
     {
         // draw container's contents:
     if (m_Cells)
     {
         // draw container's contents:


@@ -1252,7 +1391,7 @@ bool wxHtmlContainerCell::ProcessMouseClick(wxHtmlWindowInterface *window,
 void wxHtmlContainerCell::OnMouseClick(wxWindow*,
                                        int, int, const wxMouseEvent& event)
 {
 void wxHtmlContainerCell::OnMouseClick(wxWindow*,
                                        int, int, const wxMouseEvent& event)
 {

-    wxCHECK_RET( gs_helperOnMouseClick, _T("unexpected call to OnMouseClick") );
+    wxCHECK_RET( gs_helperOnMouseClick, wxT("unexpected call to OnMouseClick") );

     wxHtmlWindowInterface *window = gs_helperOnMouseClick->window;
     const wxPoint& pos = gs_helperOnMouseClick->pos;
 #endif // WXWIN_COMPATIBILITY_2_6
     wxHtmlWindowInterface *window = gs_helperOnMouseClick->window;
     const wxPoint& pos = gs_helperOnMouseClick->pos;
 #endif // WXWIN_COMPATIBILITY_2_6


@@ -1424,13 +1563,13 @@ void wxHtmlColourCell::DrawInvisible(wxDC& dc,
         if (state.GetSelectionState() != wxHTML_SEL_IN)
         {
             dc.SetTextBackground(m_Colour);
         if (state.GetSelectionState() != wxHTML_SEL_IN)
         {
             dc.SetTextBackground(m_Colour);

-            dc.SetBackground(wxBrush(m_Colour, wxSOLID));
+            dc.SetBackground(wxBrush(m_Colour, wxBRUSHSTYLE_SOLID));

         }
         else
         {
             wxColour c = info.GetStyle().GetSelectedTextBgColour(m_Colour);
             dc.SetTextBackground(c);
         }
         else
         {
             wxColour c = info.GetStyle().GetSelectedTextBgColour(m_Colour);
             dc.SetTextBackground(c);

-            dc.SetBackground(wxBrush(c, wxSOLID));
+            dc.SetBackground(wxBrush(c, wxBRUSHSTYLE_SOLID));

         }
     }
 }
         }
     }
 }


@@ -1496,8 +1635,15 @@ void wxHtmlWidgetCell::Draw(wxDC& WXUNUSED(dc),
         c = c->GetParent();
     }
 
         c = c->GetParent();
     }
 

-    ((wxScrolledWindow*)(m_Wnd->GetParent()))->GetViewStart(&stx, &sty);
-    m_Wnd->SetSize(absx - wxHTML_SCROLL_STEP * stx, absy  - wxHTML_SCROLL_STEP * sty, m_Width, m_Height);
+    wxScrolledWindow *scrolwin =
+        wxDynamicCast(m_Wnd->GetParent(), wxScrolledWindow);
+    wxCHECK_RET( scrolwin,
+                 wxT("widget cells can only be placed in wxHtmlWindow") );
+
+    scrolwin->GetViewStart(&stx, &sty);
+    m_Wnd->SetSize(absx - wxHTML_SCROLL_STEP * stx,
+                   absy  - wxHTML_SCROLL_STEP * sty,
+                   m_Width, m_Height);

 }
 
 
 }