src/html/m_list.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        m_list.cpp
   3 // Purpose:     wxHtml module for lists
   4 // Author:      Vaclav Slavik
   5 // RCS-ID:      $Id$
   6 // Copyright:   (c) 1999 Vaclav Slavik
   7 // Licence:     wxWindows Licence
   8 /////////////////////////////////////////////////////////////////////////////
   9 #ifdef __GNUG__
  10 #pragma implementation
  11 #endif
  12
  13 #include "wx/wxprec.h"
  14
  15
  16 #include "wx/defs.h"
  17 #if wxUSE_HTML && wxUSE_STREAMS
  18
  19 #ifdef __BORDLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WXPRECOMP
  24     #include "wx/brush.h"
  25     #include "wx/dc.h"
  26 #endif
  27
  28 #include "wx/html/forcelnk.h"
  29 #include "wx/html/m_templ.h"
  30
  31 #include "wx/html/htmlcell.h"
  32
  33 FORCE_LINK_ME(m_list)
  34
  35
  36 //-----------------------------------------------------------------------------
  37 // wxHtmlListmarkCell
  38 //-----------------------------------------------------------------------------
  39
  40 class wxHtmlListmarkCell : public wxHtmlCell
  41 {
  42     private:
  43         wxBrush m_Brush;
  44     public:
  45         wxHtmlListmarkCell(wxDC *dc, const wxColour& clr);
  46         void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2);
  47 };
  48
  49 wxHtmlListmarkCell::wxHtmlListmarkCell(wxDC* dc, const wxColour& clr) : wxHtmlCell(), m_Brush(clr, wxSOLID)
  50 {
  51     m_Width = dc->GetCharWidth();
  52     m_Height = dc->GetCharHeight();
  53     m_Descent = 0;
  54 }
  55
  56
  57
  58 void wxHtmlListmarkCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
  59 {
  60     dc.SetBrush(m_Brush);
  61     dc.DrawEllipse(x + m_PosX + m_Width / 4, y + m_PosY + m_Height / 4, m_Width / 2, m_Width / 2);
  62     wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
  63 }
  64
  65
  66
  67
  68 //-----------------------------------------------------------------------------
  69 // The list handler:
  70 //-----------------------------------------------------------------------------
  71
  72
  73 TAG_HANDLER_BEGIN(OLULLI, "OL,UL,LI")
  74
  75     TAG_HANDLER_VARS
  76         int m_Numbering;
  77                 // this is number of actual item of list or 0 for dots
  78
  79     TAG_HANDLER_CONSTR(OLULLI)
  80     {
  81         m_Numbering = 0;
  82     }
  83
  84     TAG_HANDLER_PROC(tag)
  85     {
  86         wxHtmlContainerCell *c;
  87
  88         // List Item:
  89         if (tag.GetName() == wxT("LI"))
  90         {
  91             if (!tag.IsEnding())
  92             {
  93                 m_WParser->GetContainer()->SetIndent(0, wxHTML_INDENT_TOP);
  94                     // this is to prevent indetation in <li><p> case
  95                 m_WParser->CloseContainer();
  96                 m_WParser->CloseContainer();
  97
  98                 c = m_WParser->OpenContainer();
  99                 c->SetWidthFloat(2 * m_WParser->GetCharWidth(), wxHTML_UNITS_PIXELS);
 100                 c->SetAlignHor(wxHTML_ALIGN_RIGHT);
 101                 if (m_Numbering == 0)
 102                     c->InsertCell(new wxHtmlListmarkCell(m_WParser->GetDC(), m_WParser->GetActualColor()));
 103                 else
 104                 {
 105                     wxString mark;
 106                     mark.Printf(wxT("%i."), m_Numbering);
 107                     c->InsertCell(new wxHtmlWordCell(mark, *(m_WParser->GetDC())));
 108                 }
 109                 m_WParser->CloseContainer();
 110
 111                 c = m_WParser->OpenContainer();
 112                 c->SetIndent(m_WParser->GetCharWidth() / 4, wxHTML_INDENT_LEFT);
 113                 c->SetWidthFloat(-2 * m_WParser->GetCharWidth(), wxHTML_UNITS_PIXELS);
 114
 115                 m_WParser->OpenContainer();
 116
 117                 if (m_Numbering != 0) m_Numbering++;
 118             }
 119             return FALSE;
 120         }
 121
 122         // Begin of List (not-numbered): "UL", "OL"
 123         else
 124         {
 125             int oldnum = m_Numbering;
 126
 127             if (tag.GetName() == wxT("UL")) m_Numbering = 0;
 128             else m_Numbering = 1;
 129
 130             c = m_WParser->GetContainer();
 131             if (c->GetFirstCell() != NULL)
 132             {
 133                 m_WParser->CloseContainer();
 134                 m_WParser->OpenContainer();
 135                 c = m_WParser->GetContainer();
 136             }
 137             c->SetAlignHor(wxHTML_ALIGN_LEFT);
 138             c->SetIndent(2 * m_WParser->GetCharWidth(), wxHTML_INDENT_LEFT);
 139             m_WParser->OpenContainer()->SetAlignVer(wxHTML_ALIGN_TOP);
 140
 141             m_WParser->OpenContainer();
 142             m_WParser->OpenContainer();
 143             ParseInner(tag);
 144
 145             m_WParser->GetContainer()->SetIndent(0, wxHTML_INDENT_TOP);
 146                 // this is to prevent indetation in <li><p> case
 147             m_WParser->CloseContainer();
 148
 149             m_WParser->CloseContainer();
 150             m_WParser->CloseContainer();
 151             m_WParser->CloseContainer();
 152             m_WParser->OpenContainer();
 153
 154             m_Numbering = oldnum;
 155             return TRUE;
 156         }
 157     }
 158
 159 TAG_HANDLER_END(OLULLI)
 160
 161
 162 TAGS_MODULE_BEGIN(List)
 163
 164     TAGS_MODULE_ADD(OLULLI)
 165
 166 TAGS_MODULE_END(List)
 167
 168 #endif