X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/66bf55ca85742f562bf5f6039bed7b4d69231be1..cc9a39576ab6edb139c9bb77d01f4118853e04d2:/src/html/m_pre.cpp?ds=sidebyside diff --git a/src/html/m_pre.cpp b/src/html/m_pre.cpp index 5a5a3ecb01..9d84e28fa5 100644 --- a/src/html/m_pre.cpp +++ b/src/html/m_pre.cpp @@ -4,26 +4,24 @@ // Author: Vaclav Slavik // RCS-ID: $Id$ // Copyright: (c) 1999 Vaclav Slavik -// Licence: wxWindows Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation #endif #include "wx/wxprec.h" #include "wx/defs.h" -#if wxUSE_HTML -#ifdef __BORDLANDC__ +#if wxUSE_HTML && wxUSE_STREAMS +#ifdef __BORLANDC__ #pragma hdrstop #endif #ifndef WXPRECOMP -#include "wx/wx.h" #endif - #include "wx/html/forcelnk.h" #include "wx/html/m_templ.h" @@ -33,128 +31,104 @@ FORCE_LINK_ME(m_pre) - -//----------------------------------------------------------------------------- -// wxHtmlCodeCell -//----------------------------------------------------------------------------- - -class wxHtmlPRECell : public wxHtmlCell -{ - private: - wxString** m_Text; - // list of wxString objects. - int m_LinesCnt; - // number of lines - int m_LineHeight; - // height of single line of text - - public: - wxHtmlPRECell(const wxString& s, wxDC& dc); - ~wxHtmlPRECell(); - void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2); -}; - - -wxHtmlPRECell::wxHtmlPRECell(const wxString& s, wxDC& dc) : wxHtmlCell() +// replaces '\t', ' ' and '\n' with HTML markup: +static wxString LINKAGEMODE HtmlizeWhitespaces(const wxString& str) { - wxStringTokenizer tokenizer(s, "\n"); - wxString tmp; - long int x, z; - int i; - - m_LineHeight = dc.GetCharHeight(); - m_LinesCnt = 0; - m_Text = NULL; - m_Width = m_Height = 0; - - i = 0; - while (tokenizer.HasMoreTokens()) { - if (i % 10 == 0) m_Text = (wxString**) realloc(m_Text, sizeof(wxString*) * (i + 10)); - tmp = tokenizer.NextToken(); - tmp.Replace(wxT("©"), wxT("(c)"), TRUE); - tmp.Replace(wxT(" "), wxT(" "), TRUE); - tmp.Replace(wxT("""), wxT("\""), TRUE); - tmp.Replace(wxT("<"), wxT("<"), TRUE); - tmp.Replace(wxT(">"), wxT(">"), TRUE); - tmp.Replace(wxT("&"), wxT("&"), TRUE); - tmp.Replace(wxT("\t"), wxT(" "), TRUE); - tmp.Replace(wxT("\r"), wxT(""), TRUE); - m_Text[i++] = new wxString(tmp); - - dc.GetTextExtent(tmp, &x, &z, &z); - if (x > m_Width) m_Width = x; - m_Height += m_LineHeight; - m_LinesCnt++; + wxString out; + size_t len = str.Len(); + size_t linepos = 0; + for (size_t i = 0; i < len; i++) + { + switch (str[i]) + { + case wxT('<'): + while (i < len && str[i] != wxT('>')) + { + out << str[i++]; + linepos++; + } + out << wxT('>'); + linepos++; + break; + case wxT(' '): + out << wxT(" "); + linepos++; + break; + case wxT('\n'): + out << wxT("
"); + linepos = 0; + break; + case wxT('\t'): + { + for (size_t j = 8 - linepos % 8; j > 0; j--) + out << wxT(" "); + linepos += 8 - linepos % 8; + } + break; + default: + out << str[i]; + linepos++; + break; + } } + return out; } - -wxHtmlPRECell::~wxHtmlPRECell() -{ - for (int i = 0; i < m_LinesCnt; i++) delete m_Text[i]; - free(m_Text); -} - - -void wxHtmlPRECell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2) -{ - for (int i = 0; i < m_LinesCnt; i++) - dc.DrawText(*(m_Text[i]), x + m_PosX, y + m_PosY + m_LineHeight * i); - - wxHtmlCell::Draw(dc, x, y, view_y1, view_y2); -} - - - - //----------------------------------------------------------------------------- // The list handler: //----------------------------------------------------------------------------- TAG_HANDLER_BEGIN(PRE, "PRE") + TAG_HANDLER_CONSTR(PRE) { } TAG_HANDLER_PROC(tag) { wxHtmlContainerCell *c; - int fixed = m_WParser -> GetFontFixed(), - italic = m_WParser -> GetFontItalic(), - underlined = m_WParser -> GetFontUnderlined(), - bold = m_WParser -> GetFontBold(), - fsize = m_WParser -> GetFontSize(); - - m_WParser -> CloseContainer(); - c = m_WParser -> OpenContainer(); - c -> SetAlignHor(wxHTML_ALIGN_LEFT); - c -> SetIndent(m_WParser -> GetCharHeight(), wxHTML_INDENT_VERTICAL); - - 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())); - - { - wxString cit; - wxEncodingConverter *encconv = m_WParser -> GetEncodingConverter(); - cit = m_WParser -> GetSource() -> Mid(tag.GetBeginPos(), tag.GetEndPos1() - tag.GetBeginPos()); - wxString cit2(encconv ? encconv -> Convert(cit) : cit); - c -> InsertCell(new wxHtmlPRECell(cit2, *(m_WParser -> GetDC()))); - } - - 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())); - - m_WParser -> CloseContainer(); - m_WParser -> OpenContainer(); - return TRUE; + int fixed = m_WParser->GetFontFixed(), + italic = m_WParser->GetFontItalic(), + underlined = m_WParser->GetFontUnderlined(), + bold = m_WParser->GetFontBold(), + fsize = m_WParser->GetFontSize(); + + c = m_WParser->GetContainer(); + 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->GetSource()->Mid(tag.GetBeginPos(), + tag.GetEndPos1() - tag.GetBeginPos()); + // It is safe to temporarily change the source being parsed, + // provided we restore the state back after parsing + m_Parser->SetSourceAndSaveState(HtmlizeWhitespaces(srcMid)); + m_Parser->DoParsing(); + m_Parser->RestoreState(); + + m_WParser->CloseContainer(); + m_WParser->CloseContainer(); + c = m_WParser->OpenContainer(); + + 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)