/////////////////////////////////////////////////////////////////////////////
// Name: src/html/m_pre.cpp
// Purpose: wxHtml module for
...
tag (code citation)
// Author: Vaclav Slavik
// RCS-ID: $Id: m_pre.cpp 56547 2008-10-28 10:06:32Z VS $
// Copyright: (c) 1999 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_HTML && wxUSE_STREAMS
#ifndef WXPRECOMP
#endif
#include "wx/html/forcelnk.h"
#include "wx/html/m_templ.h"
#include "wx/html/htmlcell.h"
#include "wx/tokenzr.h"
#include "wx/encconv.h"
FORCE_LINK_ME(m_pre)
// replaces '\t', ' ' and '\n' with HTML markup:
static wxString LINKAGEMODE HtmlizeLinebreaks(const wxString& str)
{
wxString out;
out.reserve(str.length()); // we'll certainly need at least that
size_t len = str.Len();
for (size_t i = 0; i < len; i++)
{
switch (str[i])
{
case wxT('<'):
while (i < len && str[i] != wxT('>'))
{
out << str[i++];
}
out << wxT('>');
break;
// We need to translate any line break into exactly one
.
// Quoting HTML spec: "A line break is defined to be a carriage
// return (
), a line feed (
), or a carriage
// return/line feed pair."
case wxT('\r'):
{
size_t j = i + 1;
if ( j < len && str[j] == wxT('\n') )
i = j;
}
// fall through
case wxT('\n'):
out << wxT("
");
break;
default:
out << str[i];
break;
}
}
return out;
}
//-----------------------------------------------------------------------------
// The list handler:
//-----------------------------------------------------------------------------
TAG_HANDLER_BEGIN(PRE, "PRE")
TAG_HANDLER_CONSTR(PRE) { }
TAG_HANDLER_PROC(tag)
{
wxHtmlContainerCell *c;
const int fixed = m_WParser->GetFontFixed();
const int italic = m_WParser->GetFontItalic();
const int underlined = m_WParser->GetFontUnderlined();
const int bold = m_WParser->GetFontBold();
const int fsize = m_WParser->GetFontSize();
const wxHtmlWinParser::WhitespaceMode whitespace =
m_WParser->GetWhitespaceMode();
c = m_WParser->GetContainer();
m_WParser->SetWhitespaceMode(wxHtmlWinParser::Whitespace_Pre);
m_WParser->SetFontUnderlined(false);
m_WParser->SetFontBold(false);
m_WParser->SetFontItalic(false);
m_WParser->SetFontFixed(true);
m_WParser->SetFontSize(3);
c->InsertCell(new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
m_WParser->CloseContainer();
c = m_WParser->OpenContainer();
c->SetWidthFloat(tag);
c = m_WParser->OpenContainer();
c->SetAlignHor(wxHTML_ALIGN_LEFT);
c->SetIndent(m_WParser->GetCharHeight(), wxHTML_INDENT_TOP);
wxString srcMid = m_WParser->GetInnerSource(tag);
// setting Whitespace_Pre mode takes care of spaces and TABs, but
// not linebreaks, so we have to translate them into
by
// calling HtmlizeLinebreaks() here
ParseInnerSource(HtmlizeLinebreaks(srcMid));
m_WParser->CloseContainer();
m_WParser->CloseContainer();
c = m_WParser->OpenContainer();
m_WParser->SetWhitespaceMode(whitespace);
m_WParser->SetFontUnderlined(underlined);
m_WParser->SetFontBold(bold);
m_WParser->SetFontItalic(italic);
m_WParser->SetFontFixed(fixed);
m_WParser->SetFontSize(fsize);
c->InsertCell(new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
return true;
}
TAG_HANDLER_END(PRE)
TAGS_MODULE_BEGIN(Pre)
TAGS_MODULE_ADD(PRE)
TAGS_MODULE_END(Pre)
#endif