http://code.google.com/p/rpcs3/source/detail?r=44

wxWidgets/src/html/m_list.cpp

@@ -0,0 +1,307 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        src/html/m_list.cpp
+// Purpose:     wxHtml module for lists
+// Author:      Vaclav Slavik
+// RCS-ID:      $Id: m_list.cpp 38788 2006-04-18 08:11:26Z ABX $
+// Copyright:   (c) 1999 Vaclav Slavik
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#if wxUSE_HTML && wxUSE_STREAMS
+
+#ifndef WXPRECOMP
+    #include "wx/brush.h"
+    #include "wx/dc.h"
+#endif
+
+#include "wx/html/forcelnk.h"
+#include "wx/html/m_templ.h"
+
+#include "wx/html/htmlcell.h"
+
+FORCE_LINK_ME(m_list)
+
+
+//-----------------------------------------------------------------------------
+// wxHtmlListmarkCell
+//-----------------------------------------------------------------------------
+
+class wxHtmlListmarkCell : public wxHtmlCell
+{
+    private:
+        wxBrush m_Brush;
+    public:
+        wxHtmlListmarkCell(wxDC *dc, const wxColour& clr);
+        void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
+                  wxHtmlRenderingInfo& info);
+
+    DECLARE_NO_COPY_CLASS(wxHtmlListmarkCell)
+};
+
+wxHtmlListmarkCell::wxHtmlListmarkCell(wxDC* dc, const wxColour& clr) : wxHtmlCell(), m_Brush(clr, wxSOLID)
+{
+    m_Width =  dc->GetCharHeight();
+    m_Height = dc->GetCharHeight();
+    // bottom of list mark is lined with bottom of letters in next cell
+    m_Descent = m_Height / 3;
+}
+
+
+
+void wxHtmlListmarkCell::Draw(wxDC& dc, int x, int y,
+                              int WXUNUSED(view_y1), int WXUNUSED(view_y2),
+                              wxHtmlRenderingInfo& WXUNUSED(info))
+{
+    dc.SetBrush(m_Brush);
+    dc.DrawEllipse(x + m_PosX + m_Width / 3, y + m_PosY + m_Height / 3,
+                   (m_Width / 3), (m_Width / 3));
+}
+
+//-----------------------------------------------------------------------------
+// wxHtmlListCell
+//-----------------------------------------------------------------------------
+
+struct wxHtmlListItemStruct
+{
+    wxHtmlContainerCell *mark;
+    wxHtmlContainerCell *cont;
+    int minWidth;
+    int maxWidth;
+};
+
+class wxHtmlListCell : public wxHtmlContainerCell
+{
+    private:
+        wxBrush m_Brush;
+
+        int m_NumRows;
+        wxHtmlListItemStruct *m_RowInfo;
+        void ReallocRows(int rows);
+        void ComputeMinMaxWidths();
+        int ComputeMaxBase(wxHtmlCell *cell);
+        int m_ListmarkWidth;
+
+    public:
+        wxHtmlListCell(wxHtmlContainerCell *parent);
+        virtual ~wxHtmlListCell();
+        void AddRow(wxHtmlContainerCell *mark, wxHtmlContainerCell *cont);
+        virtual void Layout(int w);
+
+    DECLARE_NO_COPY_CLASS(wxHtmlListCell)
+};
+
+wxHtmlListCell::wxHtmlListCell(wxHtmlContainerCell *parent) : wxHtmlContainerCell(parent)
+{
+    m_NumRows = 0;
+    m_RowInfo = 0;
+    m_ListmarkWidth = 0;
+}
+
+wxHtmlListCell::~wxHtmlListCell()
+{
+    if (m_RowInfo) free(m_RowInfo);
+}
+
+int wxHtmlListCell::ComputeMaxBase(wxHtmlCell *cell)
+{
+    if(!cell)
+        return 0;
+
+    wxHtmlCell *child = cell->GetFirstChild();
+
+    while(child)
+    {
+        int base = ComputeMaxBase( child );
+        if ( base > 0 ) return base + child->GetPosY();
+        child = child->GetNext();
+    }
+
+    return cell->GetHeight() - cell->GetDescent();
+}
+
+void wxHtmlListCell::Layout(int w)
+{
+    wxHtmlCell::Layout(w);
+
+    ComputeMinMaxWidths();
+    m_Width = wxMax(m_Width, wxMin(w, GetMaxTotalWidth()));
+
+    int s_width = m_Width - m_IndentLeft;
+
+    int vpos = 0;
+    for (int r = 0; r < m_NumRows; r++)
+    {
+        // do layout first time to layout contents and adjust pos
+        m_RowInfo[r].mark->Layout(m_ListmarkWidth);
+        m_RowInfo[r].cont->Layout(s_width - m_ListmarkWidth);
+
+        const int base_mark = ComputeMaxBase( m_RowInfo[r].mark );
+        const int base_cont = ComputeMaxBase( m_RowInfo[r].cont );
+        const int adjust_mark = vpos + wxMax(base_cont-base_mark,0);
+        const int adjust_cont = vpos + wxMax(base_mark-base_cont,0);
+
+        m_RowInfo[r].mark->SetPos(m_IndentLeft, adjust_mark);
+        m_RowInfo[r].cont->SetPos(m_IndentLeft + m_ListmarkWidth, adjust_cont);
+
+        vpos = wxMax(adjust_mark + m_RowInfo[r].mark->GetHeight(),
+                     adjust_cont + m_RowInfo[r].cont->GetHeight());
+    }
+    m_Height = vpos;
+}
+
+void wxHtmlListCell::AddRow(wxHtmlContainerCell *mark, wxHtmlContainerCell *cont)
+{
+    ReallocRows(++m_NumRows);
+    m_RowInfo[m_NumRows - 1].mark = mark;
+    m_RowInfo[m_NumRows - 1].cont = cont;
+}
+
+void wxHtmlListCell::ReallocRows(int rows)
+{
+    m_RowInfo = (wxHtmlListItemStruct*) realloc(m_RowInfo, sizeof(wxHtmlListItemStruct) * rows);
+    m_RowInfo[rows - 1].mark = NULL;
+    m_RowInfo[rows - 1].cont = NULL;
+    m_RowInfo[rows - 1].minWidth = 0;
+    m_RowInfo[rows - 1].maxWidth = 0;
+
+    m_NumRows = rows;
+}
+
+void wxHtmlListCell::ComputeMinMaxWidths()
+{
+    if (m_NumRows == 0) return;
+
+    m_MaxTotalWidth = 0;
+    m_Width = 0;
+
+    for (int r = 0; r < m_NumRows; r++)
+    {
+        wxHtmlListItemStruct& row = m_RowInfo[r];
+        row.mark->Layout(1);
+        row.cont->Layout(1);
+        int maxWidth = row.cont->GetMaxTotalWidth();
+        int width = row.cont->GetWidth();
+        if (row.mark->GetWidth() > m_ListmarkWidth)
+            m_ListmarkWidth = row.mark->GetWidth();
+        if (maxWidth > m_MaxTotalWidth)
+            m_MaxTotalWidth = maxWidth;
+        if (width > m_Width)
+            m_Width = width;
+    }
+    m_Width += m_ListmarkWidth + m_IndentLeft;
+    m_MaxTotalWidth += m_ListmarkWidth + m_IndentLeft;
+}
+
+//-----------------------------------------------------------------------------
+// wxHtmlListcontentCell
+//-----------------------------------------------------------------------------
+
+class wxHtmlListcontentCell : public wxHtmlContainerCell
+{
+public:
+    wxHtmlListcontentCell(wxHtmlContainerCell *p) : wxHtmlContainerCell(p) {}
+    virtual void Layout(int w) {
+        // Reset top indentation, fixes <li><p>
+        SetIndent(0, wxHTML_INDENT_TOP);
+        wxHtmlContainerCell::Layout(w);
+    }
+};
+
+//-----------------------------------------------------------------------------
+// The list handler:
+//-----------------------------------------------------------------------------
+
+
+TAG_HANDLER_BEGIN(OLULLI, "OL,UL,LI")
+
+    TAG_HANDLER_VARS
+        wxHtmlListCell *m_List;
+        int m_Numbering;
+                // this is number of actual item of list or 0 for dots
+
+    TAG_HANDLER_CONSTR(OLULLI)
+    {
+        m_List = NULL;
+        m_Numbering = 0;
+    }
+
+    TAG_HANDLER_PROC(tag)
+    {
+        wxHtmlContainerCell *c;
+
+        // List Item:
+        if (m_List && tag.GetName() == wxT("LI"))
+        {
+            c = m_WParser->SetContainer(new wxHtmlContainerCell(m_List));
+            c->SetAlignVer(wxHTML_ALIGN_TOP);
+
+            wxHtmlContainerCell *mark = c;
+            c->SetWidthFloat(2 * m_WParser->GetCharWidth(), wxHTML_UNITS_PIXELS);
+            if (m_Numbering == 0)
+            {
+                // Centering gives more space after the bullet
+                c->SetAlignHor(wxHTML_ALIGN_CENTER);
+                c->InsertCell(new wxHtmlListmarkCell(m_WParser->GetDC(), m_WParser->GetActualColor()));
+            }
+            else
+            {
+                c->SetAlignHor(wxHTML_ALIGN_RIGHT);
+                wxString markStr;
+                markStr.Printf(wxT("%i. "), m_Numbering);
+                c->InsertCell(new wxHtmlWordCell(markStr, *(m_WParser->GetDC())));
+            }
+            m_WParser->CloseContainer();
+
+            c = m_WParser->OpenContainer();
+
+            m_List->AddRow(mark, c);
+            c = m_WParser->OpenContainer();
+            m_WParser->SetContainer(new wxHtmlListcontentCell(c));
+
+            if (m_Numbering != 0) m_Numbering++;
+        }
+
+        // Begin of List (not-numbered): "UL", "OL"
+        else if (tag.GetName() == wxT("UL") || tag.GetName() == wxT("OL"))
+        {
+            int oldnum = m_Numbering;
+
+            if (tag.GetName() == wxT("UL")) m_Numbering = 0;
+            else m_Numbering = 1;
+
+            wxHtmlContainerCell *oldcont;
+            oldcont = c = m_WParser->OpenContainer();
+
+            wxHtmlListCell *oldList = m_List;
+            m_List = new wxHtmlListCell(c);
+            m_List->SetIndent(2 * m_WParser->GetCharWidth(), wxHTML_INDENT_LEFT);
+
+            ParseInner(tag);
+
+            m_WParser->SetContainer(oldcont);
+            m_WParser->CloseContainer();
+
+            m_Numbering = oldnum;
+            m_List = oldList;
+            return true;
+        }
+        return false;
+
+    }
+
+TAG_HANDLER_END(OLULLI)
+
+
+TAGS_MODULE_BEGIN(List)
+
+    TAGS_MODULE_ADD(OLULLI)
+
+TAGS_MODULE_END(List)
+
+#endif