f18d7097da
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@76399 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
146 lines
4.1 KiB
C++
146 lines
4.1 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/html/m_pre.cpp
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// Purpose: wxHtml module for <PRE> ... </PRE> tag (code citation)
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// Author: Vaclav Slavik
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// Copyright: (c) 1999 Vaclav Slavik
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#if wxUSE_HTML && wxUSE_STREAMS
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#ifndef WX_PRECOMP
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#endif
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#include "wx/html/forcelnk.h"
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#include "wx/html/m_templ.h"
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#include "wx/html/htmlcell.h"
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#include "wx/tokenzr.h"
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#include "wx/encconv.h"
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FORCE_LINK_ME(m_pre)
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// replaces '\t', ' ' and '\n' with HTML markup:
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static wxString LINKAGEMODE HtmlizeLinebreaks(const wxString& str)
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{
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wxString out;
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out.reserve(str.length()); // we'll certainly need at least that
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const wxString::const_iterator end = str.end();
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for ( wxString::const_iterator i = str.begin(); i != end; ++i )
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{
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switch ( (*i).GetValue() )
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{
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case '<':
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while ( i != end && *i != '>' )
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{
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out << *i++;
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}
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out << '>';
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if ( i == end )
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return out;
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break;
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// We need to translate any line break into exactly one <br>.
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// Quoting HTML spec: "A line break is defined to be a carriage
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// return (
), a line feed (
), or a carriage
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// return/line feed pair."
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case '\r':
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{
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wxString::const_iterator j(i + 1);
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if ( j != end && *j == '\n' )
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i = j;
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}
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wxFALLTHROUGH;
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case '\n':
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out << "<br>";
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break;
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default:
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out << *i;
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break;
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}
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}
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return out;
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}
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//-----------------------------------------------------------------------------
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// The list handler:
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//-----------------------------------------------------------------------------
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TAG_HANDLER_BEGIN(PRE, "PRE")
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TAG_HANDLER_CONSTR(PRE) { }
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TAG_HANDLER_PROC(tag)
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{
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wxHtmlContainerCell *c;
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const int fixed = m_WParser->GetFontFixed();
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const int italic = m_WParser->GetFontItalic();
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const int underlined = m_WParser->GetFontUnderlined();
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const int bold = m_WParser->GetFontBold();
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const int fsize = m_WParser->GetFontSize();
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const wxHtmlWinParser::WhitespaceMode whitespace =
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m_WParser->GetWhitespaceMode();
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c = m_WParser->GetContainer();
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m_WParser->SetWhitespaceMode(wxHtmlWinParser::Whitespace_Pre);
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m_WParser->SetFontUnderlined(false);
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m_WParser->SetFontBold(false);
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m_WParser->SetFontItalic(false);
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m_WParser->SetFontFixed(true);
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m_WParser->SetFontSize(3);
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c->InsertCell(new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
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m_WParser->CloseContainer();
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c = m_WParser->OpenContainer();
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c->SetWidthFloat(tag);
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c = m_WParser->OpenContainer();
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c->SetAlignHor(wxHTML_ALIGN_LEFT);
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c->SetIndent(m_WParser->GetCharHeight(), wxHTML_INDENT_TOP);
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wxString srcMid = m_WParser->GetInnerSource(tag);
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// setting Whitespace_Pre mode takes care of spaces and TABs, but
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// not linebreaks, so we have to translate them into <br> by
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// calling HtmlizeLinebreaks() here
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ParseInnerSource(HtmlizeLinebreaks(srcMid));
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m_WParser->CloseContainer();
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m_WParser->CloseContainer();
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c = m_WParser->OpenContainer();
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m_WParser->SetWhitespaceMode(whitespace);
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m_WParser->SetFontUnderlined(underlined);
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m_WParser->SetFontBold(bold);
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m_WParser->SetFontItalic(italic);
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m_WParser->SetFontFixed(fixed);
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m_WParser->SetFontSize(fsize);
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c->InsertCell(new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
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return true;
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}
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TAG_HANDLER_END(PRE)
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TAGS_MODULE_BEGIN(Pre)
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TAGS_MODULE_ADD(PRE)
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TAGS_MODULE_END(Pre)
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#endif
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