X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/314260fbd07ecebb43c60d147e1f4580a7159e42..7ac05a91abea459438b8ea62074108d3daf39568:/src/html/htmlcell.cpp

diff --git a/src/html/htmlcell.cpp b/src/html/htmlcell.cpp
index 84b06fddf6..fdbdbada98 100644
--- a/src/html/htmlcell.cpp
+++ b/src/html/htmlcell.cpp
@@ -14,7 +14,8 @@
 #include "wx/wxprec.h"
 
 #include "wx/defs.h"
-#if wxUSE_HTML
+
+#if wxUSE_HTML && wxUSE_STREAMS
 
 #ifdef __BORDLANDC__
 #pragma hdrstop
@@ -33,38 +34,95 @@
 // wxHtmlCell
 //-----------------------------------------------------------------------------
 
+wxHtmlCell::wxHtmlCell() : wxObject() 
+{
+    m_Next = NULL; 
+    m_Parent = NULL; 
+    m_Width = m_Height = m_Descent = 0; 
+    m_CanLiveOnPagebreak = TRUE;
+    m_Link = NULL;
+}
+
+wxHtmlCell::~wxHtmlCell() 
+{
+    if (m_Link) delete m_Link; 
+    if (m_Next) delete m_Next;
+}
 
-void wxHtmlCell::OnMouseClick(wxWindow *parent, int x, int y,
-                              bool WXUNUSED(left),
-                              bool WXUNUSED(middle),
-                              bool WXUNUSED(right))
+
+void wxHtmlCell::OnMouseClick(wxWindow *parent, int x, int y, 
+                              const wxMouseEvent& event)
 {
-    wxString lnk = GetLink(x, y);
-    if (lnk != wxEmptyString)
-        ((wxHtmlWindow*)parent) -> OnLinkClicked(lnk);
+    wxHtmlLinkInfo *lnk = GetLink(x, y);
+    if (lnk != NULL)
+    {
+        wxHtmlLinkInfo lnk2(*lnk);
+        lnk2.SetEvent(&event);
+        lnk2.SetHtmlCell(this);
+        ((wxHtmlWindow*)parent)->OnLinkClicked(lnk2);
         // note : this overcasting is legal because parent is *always* wxHtmlWindow
+    }
 }
 
 
 
-bool wxHtmlCell::AdjustPagebreak(int *pagebreak)
+bool wxHtmlCell::AdjustPagebreak(int *pagebreak) const
 {
-
     if ((!m_CanLiveOnPagebreak) && 
-                m_PosY < *pagebreak && m_PosY + m_Height > *pagebreak) {
+                m_PosY < *pagebreak && m_PosY + m_Height > *pagebreak) 
+	{
         *pagebreak = m_PosY;
-        if (m_Next != NULL) m_Next -> AdjustPagebreak(pagebreak);
+        if (m_Next != NULL) m_Next->AdjustPagebreak(pagebreak);
         return TRUE;
     }
     
-    else {
-        if (m_Next != NULL) return m_Next -> AdjustPagebreak(pagebreak);
+    else 
+    {
+        if (m_Next != NULL) return m_Next->AdjustPagebreak(pagebreak);
         else return FALSE;
     }
 }
 
 
 
+void wxHtmlCell::SetLink(const wxHtmlLinkInfo& link) 
+{
+    if (m_Link) delete m_Link;
+    m_Link = NULL;
+    if (link.GetHref() != wxEmptyString)
+        m_Link = new wxHtmlLinkInfo(link);
+}
+
+
+
+void wxHtmlCell::Layout(int w) 
+{
+    SetPos(0, 0); 
+    if (m_Next) m_Next->Layout(w);
+}
+
+
+void wxHtmlCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2) 
+{
+    if (m_Next) m_Next->Draw(dc, x, y, view_y1, view_y2);
+}
+
+
+
+void wxHtmlCell::DrawInvisible(wxDC& dc, int x, int y) 
+{
+    if (m_Next) m_Next->DrawInvisible(dc, x, y);
+}
+
+
+
+const wxHtmlCell* wxHtmlCell::Find(int condition, const void* param) const 
+{
+    if (m_Next) return m_Next->Find(condition, param); 
+    else return NULL;
+}
+
+
 
 //-----------------------------------------------------------------------------
 // wxHtmlWordCell
@@ -73,11 +131,156 @@ bool wxHtmlCell::AdjustPagebreak(int *pagebreak)
 wxHtmlWordCell::wxHtmlWordCell(const wxString& word, wxDC& dc) : wxHtmlCell()
 {
     m_Word = word;
-    m_Word.Replace("&nbsp;", " ", TRUE);
-    m_Word.Replace("&quot;", "\"", TRUE);
-    m_Word.Replace("&lt;", "<", TRUE);
-    m_Word.Replace("&gt;", ">", TRUE);
-    m_Word.Replace("&amp;", "&", TRUE);
+    
+    if (m_Word.Find(wxT('&')) != -1) 
+    {
+#define ESCSEQ(escape, subst)  \
+                  { _T("&") _T(escape) _T(";"), _T("&") _T(escape) _T(" "), _T("&") _T(escape), _T(subst) }
+        static wxChar* substitutions[][4] =
+                {
+                ESCSEQ("quot", "\""),
+                ESCSEQ("#34", "\""),
+                ESCSEQ("#8220", "\""),
+                ESCSEQ("#8221", "\""),
+                ESCSEQ("lt", "<"),
+                ESCSEQ("#60", "<"),
+                ESCSEQ("gt", ">"),
+                ESCSEQ("#62", ">"),
+
+                ESCSEQ("#94", "^"), /* ^ */
+    
+                ESCSEQ("nbsp", " "),
+                ESCSEQ("#32", " "),
+                ESCSEQ("iexcl", "!"),
+                ESCSEQ("#33", "!"),
+                ESCSEQ("cent", "¢"/* ¢ */),
+                ESCSEQ("#162", "¢"/* ¢ */),
+    
+                ESCSEQ("trade", "(TM)"),
+                ESCSEQ("#153", "(TM)"),
+                ESCSEQ("#8482", "(TM)"),
+
+                ESCSEQ("yen", "¥"),
+                ESCSEQ("#165", "¥"),
+                ESCSEQ("brkbar", "¦"),
+                ESCSEQ("#166", "¦"),
+                ESCSEQ("sect", "§"),
+                ESCSEQ("#167", "§"),
+                ESCSEQ("uml", "¨"),
+                ESCSEQ("#168", "¨"),
+    
+                ESCSEQ("copy", "©"), /* © */
+                ESCSEQ("#169", "©"),
+                ESCSEQ("ordf", "ª"),
+                ESCSEQ("#170", "ª"),
+                ESCSEQ("laquo", "«"), /* « */
+                ESCSEQ("#171", "«"),
+                ESCSEQ("not", "¬"),
+                ESCSEQ("#172", "¬"),
+    
+                ESCSEQ("reg", "®"), /* ® */
+                ESCSEQ("#174", "®"),
+    
+                ESCSEQ("deg", "°"), /* ° */
+                ESCSEQ("#176", "°"),
+                ESCSEQ("plusm", "±"), /* ± */
+                ESCSEQ("#177", "±"),
+    
+                ESCSEQ("acute", "´"),
+                ESCSEQ("#180", "´"),
+                ESCSEQ("macron", "¯"),
+                ESCSEQ("#175", "¯"),
+                ESCSEQ("micro", "µ"), /* µ */
+                ESCSEQ("#181", "µ"),
+                ESCSEQ("para", "¶"), /* ¶ */
+                ESCSEQ("#182", "¶"),
+    
+                ESCSEQ("ordm", "º"), /* º */
+                ESCSEQ("#186", "º"),
+                ESCSEQ("raquo", "»"), /* » */
+                ESCSEQ("#187", "»"),
+    
+                ESCSEQ("iquest", "¿"), /* ¿ */
+                ESCSEQ("#191", "¿"),
+                ESCSEQ("Agrave", "\300"/* À */),
+                ESCSEQ("#193", "\300"/* À */),
+    
+                ESCSEQ("Acirc", "\302"/* Â */),
+                ESCSEQ("Atilde", "\303"/* Ã */),
+                ESCSEQ("Auml", "\304"/* Ä */),
+                ESCSEQ("Aring", " "),
+                ESCSEQ("AElig", " "),
+                ESCSEQ("Ccedil", "\347"/* ç */),
+                ESCSEQ("Egrave", "\310"/* È */),
+                ESCSEQ("Eacute", "\311"/* É */),
+                ESCSEQ("Ecirc", "\312"/* Ê */),
+                ESCSEQ("Euml", "\313"/* Ë */),
+                ESCSEQ("Igrave", "\314"/* Ì */),
+
+                ESCSEQ("Icirc", "\316"/* Î */),
+                ESCSEQ("Iuml", "\317"/* Ï */),
+    
+                ESCSEQ("Ntilde", "\321"/* Ñ */),
+                ESCSEQ("Ograve", "\322"/* Ò */),
+    
+                ESCSEQ("Ocirc", "\324"/* Ô */),
+                ESCSEQ("Otilde", "\325"/* Õ */),
+                ESCSEQ("Ouml", "\326"/* Ö */),
+    
+                ESCSEQ("Oslash", " "),
+                ESCSEQ("Ugrave", "\331"/* Ù */),
+    
+                ESCSEQ("Ucirc", " "),
+                ESCSEQ("Uuml", "\334"/* Ü */),
+    
+                ESCSEQ("szlig", "\247"/* § */),
+                ESCSEQ("agrave","à"),
+                ESCSEQ("aacute", "\341"/* á */),
+                ESCSEQ("acirc", "\342"/* â */),
+                ESCSEQ("atilde", "\343"/* ã */),
+                ESCSEQ("auml", "\344"/* ä */),
+                ESCSEQ("aring", "a"),
+                ESCSEQ("aelig", "ae"),
+                ESCSEQ("ccedil", "\347"/* ç */),
+                ESCSEQ("egrave", "\350"/* è */),
+                ESCSEQ("eacute", "\351"/* é */),
+                ESCSEQ("ecirc", "\352"/* ê */),
+                ESCSEQ("euml", "\353"/* ë */),
+                ESCSEQ("igrave", "\354"/* ì */),
+                ESCSEQ("iacute", "\355"/* í */),
+                ESCSEQ("icirc", " "),
+                ESCSEQ("iuml", "\357"/* ï */),
+                ESCSEQ("eth", " "),
+                ESCSEQ("ntilde", "\361"/* ñ */),
+                ESCSEQ("ograve", "\362"/* ò */),
+                ESCSEQ("oacute", "\363"/* ó */),
+                ESCSEQ("ocirc", "\364"/* ô */),
+                ESCSEQ("otilde", "\365"/* õ */),
+                ESCSEQ("ouml", "\366"/* ö */),
+                ESCSEQ("divide", " "),
+                ESCSEQ("oslash", " "),
+                ESCSEQ("ugrave", "\371"/* ù */),
+                ESCSEQ("uacute", "\372"/* ú */),
+                ESCSEQ("ucirc", "\373"/* û */),
+                ESCSEQ("uuml", "\374"/* ü */),
+    
+                ESCSEQ("yuml", ""),
+
+                /* this one should ALWAYS stay the last one!!! */
+                ESCSEQ("amp", "&"),
+                ESCSEQ("#38", "&"),
+
+                { NULL, NULL, NULL }
+                };
+
+        for (int i = 0; substitutions[i][0] != NULL; i++) 
+        {
+            m_Word.Replace(substitutions[i][0], substitutions[i][3], TRUE);
+            m_Word.Replace(substitutions[i][1], substitutions[i][3], TRUE);
+            m_Word.Replace(substitutions[i][2], substitutions[i][3], TRUE);
+        }
+    }
+
     dc.GetTextExtent(m_Word, &m_Width, &m_Height, &m_Descent);
     SetCanLiveOnPagebreak(FALSE);
 }
@@ -101,15 +304,21 @@ wxHtmlContainerCell::wxHtmlContainerCell(wxHtmlContainerCell *parent) : wxHtmlCe
 {
     m_Cells = m_LastCell = NULL;
     m_Parent = parent;
-    if (m_Parent) m_Parent -> InsertCell(this);
+    if (m_Parent) m_Parent->InsertCell(this);
     m_AlignHor = wxHTML_ALIGN_LEFT;
     m_AlignVer = wxHTML_ALIGN_BOTTOM;
     m_IndentLeft = m_IndentRight = m_IndentTop = m_IndentBottom = 0;
     m_WidthFloat = 100; m_WidthFloatUnits = wxHTML_UNITS_PERCENT;
     m_UseBkColour = FALSE;
     m_UseBorder = FALSE;
-    m_MinHeight = m_MaxLineWidth = 0;
+    m_MinHeight = 0;
     m_MinHeightAlign = wxHTML_ALIGN_TOP;
+    m_LastLayout = -1;
+}
+
+wxHtmlContainerCell::~wxHtmlContainerCell() 
+{
+    if (m_Cells) delete m_Cells;
 }
 
 
@@ -121,6 +330,7 @@ void wxHtmlContainerCell::SetIndent(int i, int what, int units)
     if (what & wxHTML_INDENT_RIGHT) m_IndentRight = val;
     if (what & wxHTML_INDENT_TOP) m_IndentTop = val;
     if (what & wxHTML_INDENT_BOTTOM) m_IndentBottom = val;
+    m_LastLayout = -1;
 }
 
 
@@ -150,19 +360,21 @@ int wxHtmlContainerCell::GetIndentUnits(int ind) const
 
 
 
-bool wxHtmlContainerCell::AdjustPagebreak(int *pagebreak)
+bool wxHtmlContainerCell::AdjustPagebreak(int *pagebreak) const
 {
     if (!m_CanLiveOnPagebreak) 
         return wxHtmlCell::AdjustPagebreak(pagebreak);
 
-    else {
+    else 
+    {
         wxHtmlCell *c = GetFirstCell();
         bool rt = FALSE;
         int pbrk = *pagebreak - m_PosY;
 
-        while (c) {
-            if (c -> AdjustPagebreak(&pbrk)) rt = TRUE;
-            c = c -> GetNext();
+        while (c) 
+	    {
+            if (c->AdjustPagebreak(&pbrk)) rt = TRUE;
+            c = c->GetNext();
         }
         if (rt) *pagebreak = pbrk + m_PosY;
         return rt;
@@ -173,11 +385,20 @@ bool wxHtmlContainerCell::AdjustPagebreak(int *pagebreak)
 
 void wxHtmlContainerCell::Layout(int w)
 {
+    if (m_LastLayout == w) 
+    {
+        wxHtmlCell::Layout(w);
+        return;
+    } 
+
     wxHtmlCell *cell = m_Cells, *line = m_Cells;
     long xpos = 0, ypos = m_IndentTop;
     int xdelta = 0, ybasicpos = 0, ydiff;
     int s_width, s_indent;
     int ysizeup = 0, ysizedown = 0;
+    int MaxLineWidth = 0;
+    int xcnt = 0;
+
 
     /*
 
@@ -185,19 +406,22 @@ void wxHtmlContainerCell::Layout(int w)
 
     */
 
-    if (m_WidthFloatUnits == wxHTML_UNITS_PERCENT) {
+    if (m_WidthFloatUnits == wxHTML_UNITS_PERCENT) 
+    {
         if (m_WidthFloat < 0) m_Width = (100 + m_WidthFloat) * w / 100;
         else m_Width = m_WidthFloat * w / 100;
     }
-    else {
+    else 
+    {
         if (m_WidthFloat < 0) m_Width = w + m_WidthFloat;
         else m_Width = m_WidthFloat;
     }
 
-    if (m_Cells) {
+    if (m_Cells) 
+    {
         int l = (m_IndentLeft < 0) ? (-m_IndentLeft * m_Width / 100) : m_IndentLeft;
         int r = (m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight;
-        m_Cells -> Layout(m_Width - (l + r));
+        m_Cells->Layout(m_Width - (l + r));
     }
 
     /*
@@ -210,45 +434,73 @@ void wxHtmlContainerCell::Layout(int w)
     s_indent = (m_IndentLeft < 0) ? (-m_IndentLeft * m_Width / 100) : m_IndentLeft;
     s_width = m_Width - s_indent - ((m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight);
 
-    m_MaxLineWidth = 0;
-
     // my own layouting:
-    while (cell != NULL) {
-        switch (m_AlignVer) {
+    while (cell != NULL) 
+    {
+        switch (m_AlignVer) 
+	    {
             case wxHTML_ALIGN_TOP :      ybasicpos = 0; break;
-            case wxHTML_ALIGN_BOTTOM :   ybasicpos = - cell -> GetHeight(); break;
-            case wxHTML_ALIGN_CENTER :   ybasicpos = - cell -> GetHeight() / 2; break;
+            case wxHTML_ALIGN_BOTTOM :   ybasicpos = - cell->GetHeight(); break;
+            case wxHTML_ALIGN_CENTER :   ybasicpos = - cell->GetHeight() / 2; break;
         }
-        ydiff = cell -> GetHeight() + ybasicpos;
+        ydiff = cell->GetHeight() + ybasicpos;
 
-        if (cell -> GetDescent() + ydiff > ysizedown) ysizedown = cell -> GetDescent() + ydiff;
-        if (ybasicpos + cell -> GetDescent() < -ysizeup) ysizeup = - (ybasicpos + cell -> GetDescent());
+        if (cell->GetDescent() + ydiff > ysizedown) ysizedown = cell->GetDescent() + ydiff;
+        if (ybasicpos + cell->GetDescent() < -ysizeup) ysizeup = - (ybasicpos + cell->GetDescent());
 
-        cell -> SetPos(xpos, ybasicpos + cell -> GetDescent());
-        xpos += cell -> GetWidth();
-        cell = cell -> GetNext();
+        cell->SetPos(xpos, ybasicpos + cell->GetDescent());
+        xpos += cell->GetWidth();
+        cell = cell->GetNext();
+        xcnt++;
 
         // force new line if occured:
-        if ((cell == NULL) || (xpos + cell -> GetWidth() > s_width)) {
-            if (xpos > m_MaxLineWidth) m_MaxLineWidth = xpos;
+        if ((cell == NULL) || (xpos + cell->GetWidth() > s_width)) 
+	    {
+            if (xpos > MaxLineWidth) MaxLineWidth = xpos;
             if (ysizeup < 0) ysizeup = 0;
             if (ysizedown < 0) ysizedown = 0;
             switch (m_AlignHor) {
-                case wxHTML_ALIGN_LEFT : xdelta = 0; break;
-                case wxHTML_ALIGN_RIGHT : xdelta = 0 + (s_width - xpos); break;
-                case wxHTML_ALIGN_CENTER : xdelta = 0 + (s_width - xpos) / 2; break;
+                case wxHTML_ALIGN_LEFT : 
+                case wxHTML_ALIGN_JUSTIFY : 
+                         xdelta = 0; 
+                         break;
+                case wxHTML_ALIGN_RIGHT : 
+                         xdelta = 0 + (s_width - xpos); 
+                         break;
+                case wxHTML_ALIGN_CENTER : 
+                         xdelta = 0 + (s_width - xpos) / 2; 
+                         break;
             }
             if (xdelta < 0) xdelta = 0;
             xdelta += s_indent;
 
             ypos += ysizeup;
-            while (line != cell) {
-                line -> SetPos(line -> GetPosX() + xdelta, ypos + line -> GetPosY());
-                line = line -> GetNext();
+            
+            if (m_AlignHor != wxHTML_ALIGN_JUSTIFY || cell == NULL)
+                while (line != cell) 
+		        {
+                    line->SetPos(line->GetPosX() + xdelta, 
+                                   ypos + line->GetPosY());
+                    line = line->GetNext();
+                }
+            else
+            { 
+                int counter = 0;
+                int step = (s_width - xpos);
+                if (step < 0) step = 0;
+                xcnt--;
+                if (xcnt > 0) while (line != cell) 
+		        {
+                    line->SetPos(line->GetPosX() + s_indent +
+                                   (counter++ * step / xcnt),
+                                   ypos + line->GetPosY());
+                    line = line->GetNext();
+                }
+                xcnt++;
             }
 
             ypos += ysizedown;
-            xpos = 0;
+            xpos = xcnt = 0;
             ysizeup = ysizedown = 0;
             line = cell;
         }
@@ -257,21 +509,26 @@ void wxHtmlContainerCell::Layout(int w)
     // setup height & width, depending on container layout:
     m_Height = ypos + (ysizedown + ysizeup) + m_IndentBottom;
 
-    if (m_Height < m_MinHeight) {
-        if (m_MinHeightAlign != wxHTML_ALIGN_TOP) {
+    if (m_Height < m_MinHeight) 
+    {
+        if (m_MinHeightAlign != wxHTML_ALIGN_TOP) 
+	    {
             int diff = m_MinHeight - m_Height;
             if (m_MinHeightAlign == wxHTML_ALIGN_CENTER) diff /= 2;
             cell = m_Cells;
-            while (cell) {
-                cell -> SetPos(cell -> GetPosX(), cell -> GetPosY() + diff);
-                cell = cell -> GetNext();
+            while (cell) 
+	        {
+                cell->SetPos(cell->GetPosX(), cell->GetPosY() + diff);
+                cell = cell->GetNext();
             }
         }
         m_Height = m_MinHeight;
     }
 
-    m_MaxLineWidth += s_indent + ((m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight);
-    if (m_Width < m_MaxLineWidth) m_Width = m_MaxLineWidth;
+    MaxLineWidth += s_indent + ((m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight);
+    if (m_Width < MaxLineWidth) m_Width = MaxLineWidth;
+
+    m_LastLayout = w;
 
     wxHtmlCell::Layout(w);
 }
@@ -283,9 +540,11 @@ void wxHtmlContainerCell::Layout(int w)
 void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 {
     // container visible, draw it:
-    if ((y + m_PosY < view_y2) && (y + m_PosY + m_Height > view_y1)) {
+    if ((y + m_PosY < view_y2) && (y + m_PosY + m_Height > view_y1)) 
+    {
 
-        if (m_UseBkColour) {
+        if (m_UseBkColour) 
+	    {
             wxBrush myb = wxBrush(m_BkColour, wxSOLID);
 
             int real_y1 = mMax(y + m_PosY, view_y1);
@@ -296,7 +555,8 @@ void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
             dc.DrawRectangle(x + m_PosX, real_y1, m_Width, real_y2 - real_y1 + 1);
         }
 
-        if (m_UseBorder) {
+        if (m_UseBorder) 
+	    {
             wxPen mypen1(m_BorderColour1, 1, wxSOLID);
             wxPen mypen2(m_BorderColour2, 1, wxSOLID);
 
@@ -308,11 +568,12 @@ void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
             dc.DrawLine(x + m_PosX, y + m_PosY + m_Height - 1, x + m_PosX + m_Width - 1, y + m_PosY + m_Height - 1);
         }
 
-        if (m_Cells) m_Cells -> Draw(dc, x + m_PosX, y + m_PosY, view_y1, view_y2);
+        if (m_Cells) m_Cells->Draw(dc, x + m_PosX, y + m_PosY, view_y1, view_y2);
     }
     // container invisible, just proceed font+color changing:
-    else {
-        if (m_Cells) m_Cells -> DrawInvisible(dc, x + m_PosX, y + m_PosY);
+    else 
+    {
+        if (m_Cells) m_Cells->DrawInvisible(dc, x + m_PosX, y + m_PosY);
     }
 
     wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
@@ -322,25 +583,26 @@ void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 
 void wxHtmlContainerCell::DrawInvisible(wxDC& dc, int x, int y)
 {
-    if (m_Cells) m_Cells -> DrawInvisible(dc, x + m_PosX, y + m_PosY);
+    if (m_Cells) m_Cells->DrawInvisible(dc, x + m_PosX, y + m_PosY);
     wxHtmlCell::DrawInvisible(dc, x, y);
 }
 
 
 
-wxString wxHtmlContainerCell::GetLink(int x, int y) const
+wxHtmlLinkInfo *wxHtmlContainerCell::GetLink(int x, int y) const
 {
     wxHtmlCell *c = m_Cells;
     int cx, cy, cw, ch;
 
-    while (c) {
-        cx = c -> GetPosX(), cy = c -> GetPosY();
-        cw = c -> GetWidth(), ch = c -> GetHeight();
+    while (c) 
+    {
+        cx = c->GetPosX(), cy = c->GetPosY();
+        cw = c->GetWidth(), ch = c->GetHeight();
         if ((x >= cx) && (x < cx + cw) && (y >= cy) && (y < cy + ch))
-            return c -> GetLink(x - cx, y - cy);
-        c = c -> GetNext();
+            return c->GetLink(x - cx, y - cy);
+        c = c->GetNext();
     }
-    return wxEmptyString;
+    return NULL;
 }
 
 
@@ -348,46 +610,56 @@ wxString wxHtmlContainerCell::GetLink(int x, int y) const
 void wxHtmlContainerCell::InsertCell(wxHtmlCell *f)
 {
     if (!m_Cells) m_Cells = m_LastCell = f;
-    else {
-        m_LastCell -> SetNext(f);
+    else 
+    {
+        m_LastCell->SetNext(f);
         m_LastCell = f;
-        if (m_LastCell) while (m_LastCell -> GetNext()) m_LastCell = m_LastCell -> GetNext();
+        if (m_LastCell) while (m_LastCell->GetNext()) m_LastCell = m_LastCell->GetNext();
     }
-    f -> SetParent(this);
+    f->SetParent(this);
+    m_LastLayout = -1;
 }
 
 
 
 void wxHtmlContainerCell::SetAlign(const wxHtmlTag& tag)
 {
-    if (tag.HasParam("ALIGN")) {
-        wxString alg = tag.GetParam("ALIGN");
+    if (tag.HasParam(wxT("ALIGN"))) 
+    {
+        wxString alg = tag.GetParam(wxT("ALIGN"));
         alg.MakeUpper();
-        if (alg == "CENTER")
+        if (alg == wxT("CENTER"))
             SetAlignHor(wxHTML_ALIGN_CENTER);
-        else if (alg == "LEFT")
+        else if (alg == wxT("LEFT"))
             SetAlignHor(wxHTML_ALIGN_LEFT);
-        else if (alg == "RIGHT")
+        else if (alg == wxT("JUSTIFY"))
+            SetAlignHor(wxHTML_ALIGN_JUSTIFY);
+        else if (alg == wxT("RIGHT"))
             SetAlignHor(wxHTML_ALIGN_RIGHT);
+        m_LastLayout = -1;
     }
 }
 
 
 
-void wxHtmlContainerCell::SetWidthFloat(const wxHtmlTag& tag)
+void wxHtmlContainerCell::SetWidthFloat(const wxHtmlTag& tag, double pixel_scale)
 {
-    if (tag.HasParam("WIDTH")) {
+    if (tag.HasParam(wxT("WIDTH"))) 
+    {
         int wdi;
-        wxString wd = tag.GetParam("WIDTH");
+        wxString wd = tag.GetParam(wxT("WIDTH"));
 
-        if (wd[wd.Length()-1] == '%') {
-            sscanf(wd.c_str(), "%i%%", &wdi);
+        if (wd[wd.Length()-1] == wxT('%')) 
+	    {
+            wxSscanf(wd.c_str(), wxT("%i%%"), &wdi);
             SetWidthFloat(wdi, wxHTML_UNITS_PERCENT);
         }
-        else {
-            sscanf(wd.c_str(), "%i", &wdi);
-            SetWidthFloat(wdi, wxHTML_UNITS_PIXELS);
+        else 
+	    {
+            wxSscanf(wd.c_str(), wxT("%i"), &wdi);
+            SetWidthFloat((int)(pixel_scale * (double)wdi), wxHTML_UNITS_PIXELS);
         }
+        m_LastLayout = -1;
     }
 }
 
@@ -397,8 +669,9 @@ const wxHtmlCell* wxHtmlContainerCell::Find(int condition, const void* param) co
 {
     const wxHtmlCell *r = NULL;
 
-    if (m_Cells) {
-        r = m_Cells -> Find(condition, param);
+    if (m_Cells) 
+    {
+        r = m_Cells->Find(condition, param);
         if (r) return r;
     }
 
@@ -407,19 +680,22 @@ const wxHtmlCell* wxHtmlContainerCell::Find(int condition, const void* param) co
 
 
 
-void wxHtmlContainerCell::OnMouseClick(wxWindow *parent, int x, int y, bool left, bool middle, bool right)
+void wxHtmlContainerCell::OnMouseClick(wxWindow *parent, int x, int y, const wxMouseEvent& event)
 {
-    if (m_Cells) {
+    if (m_Cells) 
+    {
         wxHtmlCell *c = m_Cells;
-        while (c) {
-            if (    (c -> GetPosX() <= x) &&
-                    (c -> GetPosY() <= y) &&
-                    (c -> GetPosX() + c -> GetWidth() > x) &&
-                    (c -> GetPosY() + c -> GetHeight() > y)) {
-                c -> OnMouseClick(parent, x - c -> GetPosX(), y - c -> GetPosY(), left, middle, right);
+        while (c) 
+	    {
+            if (    (c->GetPosX() <= x) &&
+                    (c->GetPosY() <= y) &&
+                    (c->GetPosX() + c->GetWidth() > x) &&
+                    (c->GetPosY() + c->GetHeight() > y)) 
+		    {
+                c->OnMouseClick(parent, x - c->GetPosX(), y - c->GetPosY(), event);
                 break;
             }
-            c = c -> GetNext();
+            c = c->GetNext();
         }
     }
 }
@@ -436,7 +712,8 @@ void wxHtmlColourCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 {
     if (m_Flags & wxHTML_CLR_FOREGROUND)
         dc.SetTextForeground(m_Colour);
-    if (m_Flags & wxHTML_CLR_BACKGROUND) {
+    if (m_Flags & wxHTML_CLR_BACKGROUND) 
+    {
         dc.SetBackground(wxBrush(m_Colour, wxSOLID));
         dc.SetTextBackground(m_Colour);
     }
@@ -447,7 +724,8 @@ void wxHtmlColourCell::DrawInvisible(wxDC& dc, int x, int y)
 {
     if (m_Flags & wxHTML_CLR_FOREGROUND)
         dc.SetTextForeground(m_Colour);
-    if (m_Flags & wxHTML_CLR_BACKGROUND) {
+    if (m_Flags & wxHTML_CLR_BACKGROUND) 
+    {
         dc.SetBackground(wxBrush(m_Colour, wxSOLID));
         dc.SetTextBackground(m_Colour);
     }
@@ -463,13 +741,13 @@ void wxHtmlColourCell::DrawInvisible(wxDC& dc, int x, int y)
 
 void wxHtmlFontCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 {
-    dc.SetFont(*m_Font);
+    dc.SetFont(m_Font);
     wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
 }
 
 void wxHtmlFontCell::DrawInvisible(wxDC& dc, int x, int y)
 {
-    dc.SetFont(*m_Font);
+    dc.SetFont(m_Font);
     wxHtmlCell::DrawInvisible(dc, x, y);
 }
 
@@ -488,7 +766,7 @@ wxHtmlWidgetCell::wxHtmlWidgetCell(wxWindow *wnd, int w)
 {
     int sx, sy;
     m_Wnd = wnd;
-    m_Wnd -> GetSize(&sx, &sy);
+    m_Wnd->GetSize(&sx, &sy);
     m_Width = sx, m_Height = sy;
     m_WidthFloat = w;
 }
@@ -499,14 +777,15 @@ void wxHtmlWidgetCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
     int absx = 0, absy = 0, stx, sty;
     wxHtmlCell *c = this;
 
-    while (c) {
-        absx += c -> GetPosX();
-        absy += c -> GetPosY();
-        c = c -> GetParent();
+    while (c) 
+    {
+        absx += c->GetPosX();
+        absy += c->GetPosY();
+        c = c->GetParent();
     }
 
-    ((wxScrolledWindow*)(m_Wnd -> GetParent())) -> ViewStart(&stx, &sty);
-    m_Wnd -> SetSize(absx - wxHTML_SCROLL_STEP * stx, absy  - wxHTML_SCROLL_STEP * sty, m_Width, m_Height);
+    ((wxScrolledWindow*)(m_Wnd->GetParent()))->ViewStart(&stx, &sty);
+    m_Wnd->SetSize(absx - wxHTML_SCROLL_STEP * stx, absy  - wxHTML_SCROLL_STEP * sty, m_Width, m_Height);
 
     wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
 }
@@ -518,14 +797,15 @@ void wxHtmlWidgetCell::DrawInvisible(wxDC& dc, int x, int y)
     int absx = 0, absy = 0, stx, sty;
     wxHtmlCell *c = this;
 
-    while (c) {
-        absx += c -> GetPosX();
-        absy += c -> GetPosY();
-        c = c -> GetParent();
+    while (c) 
+    {
+        absx += c->GetPosX();
+        absy += c->GetPosY();
+        c = c->GetParent();
     }
 
-    ((wxScrolledWindow*)(m_Wnd -> GetParent())) -> ViewStart(&stx, &sty);
-    m_Wnd -> SetSize(absx - wxHTML_SCROLL_STEP * stx, absy  - wxHTML_SCROLL_STEP * sty, m_Width, m_Height);
+    ((wxScrolledWindow*)(m_Wnd->GetParent()))->ViewStart(&stx, &sty);
+    m_Wnd->SetSize(absx - wxHTML_SCROLL_STEP * stx, absy  - wxHTML_SCROLL_STEP * sty, m_Width, m_Height);
 
     wxHtmlCell::DrawInvisible(dc, x, y);
 }
@@ -534,9 +814,10 @@ void wxHtmlWidgetCell::DrawInvisible(wxDC& dc, int x, int y)
 
 void wxHtmlWidgetCell::Layout(int w)
 {
-    if (m_WidthFloat != 0) {
+    if (m_WidthFloat != 0) 
+    {
         m_Width = (w * m_WidthFloat) / 100;
-        m_Wnd -> SetSize(m_Width, m_Height);
+        m_Wnd->SetSize(m_Width, m_Height);
     }
 
     wxHtmlCell::Layout(w);