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 }
  63
  64
  65
  66
  67 //-----------------------------------------------------------------------------
  68 // The list handler:
  69 //-----------------------------------------------------------------------------
  70
  71
  72 TAG_HANDLER_BEGIN(OLULLI, "OL,UL,LI")
  73
  74     TAG_HANDLER_VARS
  75         int m_Numbering;
  76                 // this is number of actual item of list or 0 for dots
  77
  78     TAG_HANDLER_CONSTR(OLULLI)
  79     {
  80         m_Numbering = 0;
  81     }
  82
  83     TAG_HANDLER_PROC(tag)
  84     {
  85         wxHtmlContainerCell *c;
  86
  87         // List Item:
  88         if (tag.GetName() == wxT("LI"))
  89         {
  90             m_WParser->GetContainer()->SetIndent(0, wxHTML_INDENT_TOP);
  91                 // this is to prevent indetation in <li><p> case
  92             m_WParser->CloseContainer();
  93             m_WParser->CloseContainer();
  94
  95             c = m_WParser->OpenContainer();
  96             c->SetWidthFloat(2 * m_WParser->GetCharWidth(), wxHTML_UNITS_PIXELS);
  97             c->SetAlignHor(wxHTML_ALIGN_RIGHT);
  98             if (m_Numbering == 0)
  99                 c->InsertCell(new wxHtmlListmarkCell(m_WParser->GetDC(), m_WParser->GetActualColor()));
 100             else
 101             {
 102                 wxString mark;
 103                 mark.Printf(wxT("%i."), m_Numbering);
 104                 c->InsertCell(new wxHtmlWordCell(mark, *(m_WParser->GetDC())));
 105             }
 106             m_WParser->CloseContainer();
 107
 108             c = m_WParser->OpenContainer();
 109             c->SetIndent(m_WParser->GetCharWidth() / 4, wxHTML_INDENT_LEFT);
 110             c->SetWidthFloat(-2 * m_WParser->GetCharWidth(), wxHTML_UNITS_PIXELS);
 111
 112             m_WParser->OpenContainer();
 113
 114             if (m_Numbering != 0) m_Numbering++;
 115
 116             return FALSE;
 117         }
 118
 119         // Begin of List (not-numbered): "UL", "OL"
 120         else
 121         {
 122             int oldnum = m_Numbering;
 123
 124             if (tag.GetName() == wxT("UL")) m_Numbering = 0;
 125             else m_Numbering = 1;
 126
 127             c = m_WParser->GetContainer();
 128             if (c->GetFirstCell() != NULL)
 129             {
 130                 m_WParser->CloseContainer();
 131                 m_WParser->OpenContainer();
 132                 c = m_WParser->GetContainer();
 133             }
 134             c->SetAlignHor(wxHTML_ALIGN_LEFT);
 135             c->SetIndent(2 * m_WParser->GetCharWidth(), wxHTML_INDENT_LEFT);
 136             m_WParser->OpenContainer()->SetAlignVer(wxHTML_ALIGN_TOP);
 137
 138             m_WParser->OpenContainer();
 139             m_WParser->OpenContainer();
 140             ParseInner(tag);
 141
 142             m_WParser->GetContainer()->SetIndent(0, wxHTML_INDENT_TOP);
 143                 // this is to prevent indetation in <li><p> case
 144             m_WParser->CloseContainer();
 145
 146             m_WParser->CloseContainer();
 147             m_WParser->CloseContainer();
 148             m_WParser->CloseContainer();
 149             m_WParser->OpenContainer();
 150
 151             m_Numbering = oldnum;
 152             return TRUE;
 153         }
 154     }
 155
 156 TAG_HANDLER_END(OLULLI)
 157
 158
 159 TAGS_MODULE_BEGIN(List)
 160
 161     TAGS_MODULE_ADD(OLULLI)
 162
 163 TAGS_MODULE_END(List)
 164
 165 #endif