implement flag for Unix-like behaviour in wxCmdLineParser::ConverStringToArgs()

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

diff --git a/src/html/htmlcell.cpp b/src/html/htmlcell.cpp
index b4538e4fa07032768ed14a35b3f3deb4b3f69b65..01d92107bd956baa5bb30964eaf99dbe7f321006 100644 (file)
--- a/src/html/htmlcell.cpp
+++ b/src/html/htmlcell.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        htmlcell.cpp
+// Name:        src/html/htmlcell.cpp

 // Purpose:     wxHtmlCell - basic element of HTML output
 // Author:      Vaclav Slavik
 // RCS-ID:      $Id$
 // Purpose:     wxHtmlCell - basic element of HTML output
 // Author:      Vaclav Slavik
 // RCS-ID:      $Id$


@@ -9,36 +9,27 @@
 
 #include "wx/wxprec.h"
 
 
 #include "wx/wxprec.h"
 

-#include "wx/defs.h"
-
-#if wxUSE_HTML && wxUSE_STREAMS
-

 #ifdef __BORLANDC__
 #ifdef __BORLANDC__

-#pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #endif
 

-#ifndef WXPRECOMP
+#if wxUSE_HTML && wxUSE_STREAMS
+
+#ifndef WX_PRECOMP
+    #include "wx/dynarray.h"

     #include "wx/brush.h"
     #include "wx/colour.h"
     #include "wx/dc.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"
 #include "wx/html/htmlwin.h"
 #endif
 
 #include "wx/html/htmlcell.h"
 #include "wx/html/htmlwin.h"

-#include "wx/settings.h"
-#include "wx/module.h"
-#include "wx/dynarray.h"

 
 #include <stdlib.h>
 
 
 #include <stdlib.h>
 

-//-----------------------------------------------------------------------------
-// Global variables
-//-----------------------------------------------------------------------------
-
-static wxCursor *gs_cursorLink = NULL;
-static wxCursor *gs_cursorText = NULL;
-
-

 //-----------------------------------------------------------------------------
 // Helper classes
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // Helper classes
 //-----------------------------------------------------------------------------


@@ -90,6 +81,8 @@ wxHtmlCell::wxHtmlCell() : wxObject()
     m_Next = NULL;
     m_Parent = NULL;
     m_Width = m_Height = m_Descent = 0;
     m_Next = NULL;
     m_Parent = NULL;
     m_Width = m_Height = m_Descent = 0;

+    m_ScriptMode = wxHTML_SCRIPT_NORMAL;        // <sub> or <sup> mode
+    m_ScriptBaseline = 0;                       // <sub> or <sup> baseline

     m_CanLiveOnPagebreak = true;
     m_Link = NULL;
 }
     m_CanLiveOnPagebreak = true;
     m_Link = NULL;
 }


@@ -99,37 +92,136 @@ wxHtmlCell::~wxHtmlCell()
     delete m_Link;
 }
 
     delete m_Link;
 }
 

+// Update the descent value when whe are in a <sub> or <sup>.
+// prevbase is the parent base
+void wxHtmlCell::SetScriptMode(wxHtmlScriptMode mode, long previousBase)
+{
+    m_ScriptMode = mode;
+
+    if (mode == wxHTML_SCRIPT_SUP)
+        m_ScriptBaseline = previousBase - (m_Height + 1) / 2;
+    else if (mode == wxHTML_SCRIPT_SUB)
+        m_ScriptBaseline = previousBase + (m_Height + 1) / 6;
+    else
+        m_ScriptBaseline = 0;
+
+    m_Descent += m_ScriptBaseline;
+}
+
+#if WXWIN_COMPATIBILITY_2_6
+
+struct wxHtmlCellOnMouseClickCompatHelper;

 
 

-void wxHtmlCell::OnMouseClick(wxWindow *parent, int x, int y,
-                              const wxMouseEvent& event)
+static wxHtmlCellOnMouseClickCompatHelper *gs_helperOnMouseClick = NULL;
+
+// helper for routing calls to new ProcessMouseClick() method to deprecated
+// OnMouseClick() method
+struct wxHtmlCellOnMouseClickCompatHelper
+{
+    wxHtmlCellOnMouseClickCompatHelper(wxHtmlWindowInterface *window_,
+                                       const wxPoint& pos_,
+                                       const wxMouseEvent& event_)
+        : window(window_), pos(pos_), event(event_), retval(false)
+    {
+    }
+
+    bool CallOnMouseClick(wxHtmlCell *cell)
+    {
+        wxHtmlCellOnMouseClickCompatHelper *oldHelper = gs_helperOnMouseClick;
+        gs_helperOnMouseClick = this;
+        cell->OnMouseClick
+              (
+                window ? window->GetHTMLWindow() : NULL,
+                pos.x, pos.y,
+                event
+              );
+        gs_helperOnMouseClick = oldHelper;
+        return retval;
+    }
+
+    wxHtmlWindowInterface *window;
+    const wxPoint& pos;
+    const wxMouseEvent& event;
+    bool retval;
+};
+#endif // WXWIN_COMPATIBILITY_2_6
+
+bool wxHtmlCell::ProcessMouseClick(wxHtmlWindowInterface *window,
+                                   const wxPoint& pos,
+                                   const wxMouseEvent& event)
+{
+    wxCHECK_MSG( window, false, _T("window interface must be provided") );
+
+#if WXWIN_COMPATIBILITY_2_6
+    // NB: this hack puts the body of ProcessMouseClick() into OnMouseClick()
+    //     (for which it has to pass the arguments and return value via a
+    //     helper variable because these two methods have different
+    //     signatures), so that old code overriding OnMouseClick will continue
+    //     to work
+    wxHtmlCellOnMouseClickCompatHelper compat(window, pos, event);
+    return compat.CallOnMouseClick(this);
+}
+
+void wxHtmlCell::OnMouseClick(wxWindow *, int, int, const wxMouseEvent& event)

 {
 {

-    wxHtmlLinkInfo *lnk = GetLink(x, y);
-    if (lnk != NULL)
+    wxCHECK_RET( gs_helperOnMouseClick, _T("unexpected call to OnMouseClick") );
+    wxHtmlWindowInterface *window = gs_helperOnMouseClick->window;
+    const wxPoint& pos = gs_helperOnMouseClick->pos;
+#endif // WXWIN_COMPATIBILITY_2_6
+
+    wxHtmlLinkInfo *lnk = GetLink(pos.x, pos.y);
+    bool retval = false;
+
+    if (lnk)

     {
         wxHtmlLinkInfo lnk2(*lnk);
         lnk2.SetEvent(&event);
         lnk2.SetHtmlCell(this);
 
     {
         wxHtmlLinkInfo lnk2(*lnk);
         lnk2.SetEvent(&event);
         lnk2.SetHtmlCell(this);
 

-        // note : this cast is legal because parent is *always* wxHtmlWindow
-        wxStaticCast(parent, wxHtmlWindow)->OnLinkClicked(lnk2);
+        window->OnHTMLLinkClicked(lnk2);
+        retval = true;

     }
     }

-}

 
 

+#if WXWIN_COMPATIBILITY_2_6
+    gs_helperOnMouseClick->retval = retval;
+#else
+    return retval;
+#endif // WXWIN_COMPATIBILITY_2_6
+}

 
 

+#if WXWIN_COMPATIBILITY_2_6

 wxCursor wxHtmlCell::GetCursor() const
 {
 wxCursor wxHtmlCell::GetCursor() const
 {

+    return wxNullCursor;
+}
+#endif // WXWIN_COMPATIBILITY_2_6
+
+wxCursor wxHtmlCell::GetMouseCursor(wxHtmlWindowInterface *window) const
+{
+#if WXWIN_COMPATIBILITY_2_6
+    // NB: Older versions of wx used GetCursor() virtual method in place of
+    //     GetMouseCursor(interface). This code ensures that user code that
+    //     overriden GetCursor() continues to work. The trick is that the base
+    //     wxHtmlCell::GetCursor() method simply returns wxNullCursor, so we
+    //     know that GetCursor() was overriden iff it returns valid cursor.
+    wxCursor cur = GetCursor();
+    if (cur.Ok())
+        return cur;
+#endif // WXWIN_COMPATIBILITY_2_6
+

     if ( GetLink() )
     {
     if ( GetLink() )
     {

-        if ( !gs_cursorLink )
-            gs_cursorLink = new wxCursor(wxCURSOR_HAND);
-        return *gs_cursorLink;
+        return window->GetHTMLCursor(wxHtmlWindowInterface::HTMLCursor_Link);

     }
     else
     }
     else

-        return *wxSTANDARD_CURSOR;
+    {
+        return window->GetHTMLCursor(wxHtmlWindowInterface::HTMLCursor_Default);
+    }

 }
 
 
 }
 
 

-bool wxHtmlCell::AdjustPagebreak(int *pagebreak, int* WXUNUSED(known_pagebreaks), int WXUNUSED(number_of_pages)) const
+bool wxHtmlCell::AdjustPagebreak(int *pagebreak,
+                                 wxArrayInt& WXUNUSED(known_pagebreaks)) const

 {
     if ((!m_CanLiveOnPagebreak) &&
                 m_PosY < *pagebreak && m_PosY + m_Height > *pagebreak)
 {
     if ((!m_CanLiveOnPagebreak) &&
                 m_PosY < *pagebreak && m_PosY + m_Height > *pagebreak)


@@ -186,10 +278,11 @@ wxHtmlCell *wxHtmlCell::FindCellByPos(wxCoord x, wxCoord y,
 }
 
 
 }
 
 

-wxPoint wxHtmlCell::GetAbsPos() const
+wxPoint wxHtmlCell::GetAbsPos(wxHtmlCell *rootCell) const

 {
     wxPoint p(m_PosX, m_PosY);
 {
     wxPoint p(m_PosX, m_PosY);

-    for (wxHtmlCell *parent = m_Parent; parent; parent = parent->m_Parent)
+    for (wxHtmlCell *parent = m_Parent; parent && parent != rootCell;
+         parent = parent->m_Parent)

     {
         p.x += parent->m_PosX;
         p.y += parent->m_PosY;
     {
         p.x += parent->m_PosX;
         p.y += parent->m_PosY;


@@ -197,6 +290,14 @@ wxPoint wxHtmlCell::GetAbsPos() const
     return p;
 }
 
     return p;
 }
 

+wxHtmlCell *wxHtmlCell::GetRootCell() const
+{
+    wxHtmlCell *c = wxConstCast(this, wxHtmlCell);
+    while ( c->m_Parent )
+        c = c->m_Parent;
+    return c;
+}
+

 unsigned wxHtmlCell::GetDepth() const
 {
     unsigned d = 0;
 unsigned wxHtmlCell::GetDepth() const
 {
     unsigned d = 0;


@@ -255,7 +356,11 @@ 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;
 }


@@ -281,6 +386,16 @@ 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;


@@ -293,19 +408,26 @@ 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++;


@@ -314,18 +436,25 @@ 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++;


@@ -335,6 +464,8 @@ 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


@@ -368,18 +499,18 @@ 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));

     }
 }
 
     }
 }
 


@@ -450,12 +581,12 @@ 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);
         }


@@ -488,6 +619,17 @@ 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
 {


@@ -505,29 +647,77 @@ 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::GetCursor() 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 )

     {
     {

-        if ( !gs_cursorText )
-            gs_cursorText = new wxCursor(wxCURSOR_IBEAM);
-        return *gs_cursorText;
+        if ( *i == '\t' )
+        {
+            pos += 8 - (m_linepos + pos) % SPACES_PER_TAB;
+            if ( pos >= begin )
+            {
+                sel += '\t';
+            }
+        }
+        else
+        {
+            ++pos;
+        }

     }
     }

-    else
-        return wxHtmlCell::GetCursor();
+
+    // copy the content until we reach 'end':
+    for ( ; pos < end; ++i )
+    {
+        const wxChar c = *i;
+        sel += c;
+
+        if ( c == '\t' )
+            pos += 8 - (m_linepos + pos) % SPACES_PER_TAB;
+        else
+            ++pos;
+    }
+
+    return sel;

 }
 
 
 }
 
 

+

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


@@ -600,37 +790,35 @@ int wxHtmlContainerCell::GetIndentUnits(int ind) const
 }
 
 
 }
 
 

-
-bool wxHtmlContainerCell::AdjustPagebreak(int *pagebreak, int* known_pagebreaks, int number_of_pages) const
+bool wxHtmlContainerCell::AdjustPagebreak(int *pagebreak,
+                                          wxArrayInt& known_pagebreaks) const

 {
     if (!m_CanLiveOnPagebreak)
 {
     if (!m_CanLiveOnPagebreak)

-        return wxHtmlCell::AdjustPagebreak(pagebreak, known_pagebreaks, number_of_pages);
+        return wxHtmlCell::AdjustPagebreak(pagebreak, known_pagebreaks);

 
 

-    else
-    {
-        wxHtmlCell *c = GetFirstChild();
-        bool rt = false;
-        int pbrk = *pagebreak - m_PosY;
+    wxHtmlCell *c = GetFirstChild();
+    bool rt = false;
+    int pbrk = *pagebreak - m_PosY;

 
 

-        while (c)
-        {
-            if (c->AdjustPagebreak(&pbrk, known_pagebreaks, number_of_pages))
-                rt = true;
-            c = c->GetNext();
-        }
-        if (rt)
-            *pagebreak = pbrk + m_PosY;
-        return rt;
+    while (c)
+    {
+        if (c->AdjustPagebreak(&pbrk, known_pagebreaks))
+            rt = true;
+        c = c->GetNext();

     }
     }

+    if (rt)
+        *pagebreak = pbrk + m_PosY;
+    return rt;

 }
 
 
 }
 
 

-

 void wxHtmlContainerCell::Layout(int w)
 {
     wxHtmlCell::Layout(w);
 
 void wxHtmlContainerCell::Layout(int 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


@@ -788,12 +976,12 @@ void wxHtmlContainerCell::Layout(int w)
                 if ( step > 0 )
                 {
                     // first count the cells which will get extra space
                 if ( step > 0 )
                 {
                     // first count the cells which will get extra space

-                    int total = 0;
+                    int total = -1;

 
                     const wxHtmlCell *c;
                     if ( line != cell )
                     {
 
                     const wxHtmlCell *c;
                     if ( line != cell )
                     {

-                        for ( c = line->GetNext(); c != cell; c = c->GetNext() )
+                        for ( c = line; c != cell; c = c->GetNext() )

                         {
                             if ( c->IsLinebreakAllowed() )
                             {
                         {
                             if ( c->IsLinebreakAllowed() )
                             {


@@ -805,11 +993,22 @@ void wxHtmlContainerCell::Layout(int w)
                     // and now extra space to those cells which merit it
                     if ( total )
                     {
                     // and now extra space to those cells which merit it
                     if ( total )
                     {

-                        // first cell on line is not moved:
-                        line->SetPos(line->GetPosX() + s_indent,
-                                     line->GetPosY() + ypos);
+                        // first visible cell on line is not moved:
+                        while (line !=cell && !line->IsLinebreakAllowed())
+                        {
+                            line->SetPos(line->GetPosX() + s_indent,
+                                         line->GetPosY() + ypos);
+                            line = line->GetNext();
+                        }
+
+                        if (line != cell)
+                        {
+                            line->SetPos(line->GetPosX() + s_indent,
+                                         line->GetPosY() + ypos);
+
+                            line = line->GetNext();
+                        }

 
 

-                        line = line->GetNext();

                         for ( int n = 0; line != cell; line = line->GetNext() )
                         {
                             if ( line->IsLinebreakAllowed() )
                         for ( int n = 0; line != cell; line = line->GetNext() )
                         {
                             if ( line->IsLinebreakAllowed() )


@@ -875,8 +1074,6 @@ 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,


@@ -917,7 +1114,7 @@ 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);


@@ -929,8 +1126,8 @@ void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
 
     if (m_UseBorder)
     {
 
     if (m_UseBorder)
     {

-        wxPen mypen1(m_BorderColour1, 1, wxSOLID);
-        wxPen mypen2(m_BorderColour2, 1, wxSOLID);
+        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);


@@ -1048,7 +1245,7 @@ void wxHtmlContainerCell::SetWidthFloat(const wxHtmlTag& tag, double pixel_scale
         int wdi;
         wxString wd = tag.GetParam(wxT("WIDTH"));
 
         int wdi;
         wxString wd = tag.GetParam(wxT("WIDTH"));
 

-        if (wd[wd.Length()-1] == wxT('%'))
+        if (wd[wd.length()-1] == wxT('%'))

         {
             wxSscanf(wd.c_str(), wxT("%i%%"), &wdi);
             SetWidthFloat(wdi, wxHTML_UNITS_PERCENT);
         {
             wxSscanf(wd.c_str(), wxT("%i%%"), &wdi);
             SetWidthFloat(wdi, wxHTML_UNITS_PERCENT);


@@ -1133,13 +1330,34 @@ wxHtmlCell *wxHtmlContainerCell::FindCellByPos(wxCoord x, wxCoord y,
 }
 
 
 }
 
 

-void wxHtmlContainerCell::OnMouseClick(wxWindow *parent, int x, int y, const wxMouseEvent& event)
+bool wxHtmlContainerCell::ProcessMouseClick(wxHtmlWindowInterface *window,
+                                            const wxPoint& pos,
+                                            const wxMouseEvent& event)

 {
 {

-    wxHtmlCell *cell = FindCellByPos(x, y);
-    if ( cell )
-        cell->OnMouseClick(parent, x, y, event);
+#if WXWIN_COMPATIBILITY_2_6
+    wxHtmlCellOnMouseClickCompatHelper compat(window, pos, event);
+    return compat.CallOnMouseClick(this);

 }
 
 }
 

+void wxHtmlContainerCell::OnMouseClick(wxWindow*,
+                                       int, int, const wxMouseEvent& event)
+{
+    wxCHECK_RET( gs_helperOnMouseClick, _T("unexpected call to OnMouseClick") );
+    wxHtmlWindowInterface *window = gs_helperOnMouseClick->window;
+    const wxPoint& pos = gs_helperOnMouseClick->pos;
+#endif // WXWIN_COMPATIBILITY_2_6
+
+    bool retval = false;
+    wxHtmlCell *cell = FindCellByPos(pos.x, pos.y);
+    if ( cell )
+        retval = cell->ProcessMouseClick(window, pos, event);
+
+#if WXWIN_COMPATIBILITY_2_6
+    gs_helperOnMouseClick->retval = retval;
+#else
+    return retval;
+#endif // WXWIN_COMPATIBILITY_2_6
+}

 
 
 wxHtmlCell *wxHtmlContainerCell::GetFirstTerminal() const
 
 
 wxHtmlCell *wxHtmlContainerCell::GetFirstTerminal() const


@@ -1296,13 +1514,13 @@ 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));

         }
     }
 }
         }
     }
 }


@@ -1368,8 +1586,15 @@ 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,
+                 _T("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);

 }
 
 
 }
 
 


@@ -1445,29 +1670,4 @@ const wxHtmlCell* wxHtmlTerminalCellsInterator::operator++()
     return m_pos;
 }
 
     return m_pos;
 }
 

-
-
-
-
-
-
-//-----------------------------------------------------------------------------
-// Cleanup
-//-----------------------------------------------------------------------------
-
-class wxHtmlCellModule: public wxModule
-{
-DECLARE_DYNAMIC_CLASS(wxHtmlCellModule)
-public:
-    wxHtmlCellModule() : wxModule() {}
-    bool OnInit() { return true; }
-    void OnExit()
-    {
-        wxDELETE(gs_cursorLink);
-        wxDELETE(gs_cursorText);
-    }
-};
-
-IMPLEMENT_DYNAMIC_CLASS(wxHtmlCellModule, wxModule)
-

 #endif
 #endif