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             if (!tag.IsEnding())
  91             {
  92                 m_WParser->GetContainer()->SetIndent(0, wxHTML_INDENT_TOP);
  93                     // this is to prevent indetation in <li><p> case
  94                 m_WParser->CloseContainer();
  95                 m_WParser->CloseContainer();
  96
  97                 c = m_WParser->OpenContainer();
  98                 c->SetWidthFloat(2 * m_WParser->GetCharWidth(), wxHTML_UNITS_PIXELS);
  99                 c->SetAlignHor(wxHTML_ALIGN_RIGHT);
 100                 if (m_Numbering == 0)
 101                     c->InsertCell(new wxHtmlListmarkCell(m_WParser->GetDC(), m_WParser->GetActualColor()));
 102                 else
 103                 {
 104                     wxString mark;
 105                     mark.Printf(wxT("%i."), m_Numbering);
 106                     c->InsertCell(new wxHtmlWordCell(mark, *(m_WParser->GetDC())));
 107                 }
 108                 m_WParser->CloseContainer();
 109
 110                 c = m_WParser->OpenContainer();
 111                 c->SetIndent(m_WParser->GetCharWidth() / 4, wxHTML_INDENT_LEFT);
 112                 c->SetWidthFloat(-2 * m_WParser->GetCharWidth(), wxHTML_UNITS_PIXELS);
 113
 114                 m_WParser->OpenContainer();
 115
 116                 if (m_Numbering != 0) m_Numbering++;
 117             }
 118             return FALSE;
 119         }
 120
 121         // Begin of List (not-numbered): "UL", "OL"
 122         else
 123         {
 124             int oldnum = m_Numbering;
 125
 126             if (tag.GetName() == wxT("UL")) m_Numbering = 0;
 127             else m_Numbering = 1;
 128
 129             c = m_WParser->GetContainer();
 130             if (c->GetFirstCell() != NULL)
 131             {
 132                 m_WParser->CloseContainer();
 133                 m_WParser->OpenContainer();
 134                 c = m_WParser->GetContainer();
 135             }
 136             c->SetAlignHor(wxHTML_ALIGN_LEFT);
 137             c->SetIndent(2 * m_WParser->GetCharWidth(), wxHTML_INDENT_LEFT);
 138             m_WParser->OpenContainer()->SetAlignVer(wxHTML_ALIGN_TOP);
 139
 140             m_WParser->OpenContainer();
 141             m_WParser->OpenContainer();
 142             ParseInner(tag);
 143
 144             m_WParser->GetContainer()->SetIndent(0, wxHTML_INDENT_TOP);
 145                 // this is to prevent indetation in <li><p> case
 146             m_WParser->CloseContainer();
 147
 148             m_WParser->CloseContainer();
 149             m_WParser->CloseContainer();
 150             m_WParser->CloseContainer();
 151             m_WParser->OpenContainer();
 152
 153             m_Numbering = oldnum;
 154             return TRUE;
 155         }
 156     }
 157
 158 TAG_HANDLER_END(OLULLI)
 159
 160
 161 TAGS_MODULE_BEGIN(List)
 162
 163     TAGS_MODULE_ADD(OLULLI)
 164
 165 TAGS_MODULE_END(List)
 166
 167 #endif