Files
wxWidgets/src/html/m_links.cpp

130 lines
4.0 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: src/html/m_links.cpp
// Purpose: wxHtml module for links & anchors
// Author: Vaclav Slavik
// Copyright: (c) 1999 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/wxprec.h"
#if wxUSE_HTML && wxUSE_STREAMS
#ifndef WX_PRECOMP
#endif
#include "wx/html/forcelnk.h"
#include "wx/html/m_templ.h"
#include "wx/html/styleparams.h"
FORCE_LINK_ME(m_links)
class wxHtmlAnchorCell : public wxHtmlCell
{
private:
wxString m_AnchorName;
public:
wxHtmlAnchorCell(const wxString& name) : wxHtmlCell()
, m_AnchorName(name) { }
void Draw(wxDC& WXUNUSED(dc),
int WXUNUSED(x), int WXUNUSED(y),
int WXUNUSED(view_y1), int WXUNUSED(view_y2),
wxHtmlRenderingInfo& WXUNUSED(info)) wxOVERRIDE {}
virtual const wxHtmlCell* Find(int condition, const void* param) const wxOVERRIDE
{
if ((condition == wxHTML_COND_ISANCHOR) &&
(m_AnchorName == (*((const wxString*)param))))
{
return this;
}
else
{
return wxHtmlCell::Find(condition, param);
}
}
wxDECLARE_NO_COPY_CLASS(wxHtmlAnchorCell);
};
TAG_HANDLER_BEGIN(A, "A")
TAG_HANDLER_CONSTR(A) { }
TAG_HANDLER_PROC(tag)
{
wxString name;
if (tag.GetParamAsString(wxT("NAME"), &name))
{
m_WParser->GetContainer()->InsertCell(new wxHtmlAnchorCell(name));
}
wxString href;
if (tag.GetParamAsString(wxT("HREF"), &href))
{
wxHtmlLinkInfo oldlnk = m_WParser->GetLink();
wxColour oldclr = m_WParser->GetActualColor();
wxColour oldbackclr = m_WParser->GetActualBackgroundColor();
int oldbackmode = m_WParser->GetActualBackgroundMode();
int oldsize = m_WParser->GetFontSize();
int oldbold = m_WParser->GetFontBold();
int olditalic = m_WParser->GetFontItalic();
int oldund = m_WParser->GetFontUnderlined();
wxString oldfontface = m_WParser->GetFontFace();
wxString target = tag.GetParam( wxT("TARGET") );
// set default styles, might get overridden by ApplyStyle
m_WParser->SetActualColor(m_WParser->GetLinkColor());
m_WParser->GetContainer()->InsertCell(new wxHtmlColourCell(m_WParser->GetLinkColor()));
m_WParser->SetFontUnderlined(true);
m_WParser->GetContainer()->InsertCell(new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
m_WParser->SetLink(wxHtmlLinkInfo(href, target));
// Load any style parameters
wxHtmlStyleParams styleParams(tag);
ApplyStyle(styleParams);
ParseInner(tag);
m_WParser->SetLink(oldlnk);
m_WParser->SetFontSize(oldsize);
m_WParser->SetFontBold(oldbold);
m_WParser->SetFontFace(oldfontface);
m_WParser->SetFontItalic(olditalic);
m_WParser->SetFontUnderlined(oldund);
m_WParser->GetContainer()->InsertCell(new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
m_WParser->SetActualColor(oldclr);
m_WParser->GetContainer()->InsertCell(new wxHtmlColourCell(oldclr));
if (oldbackmode != m_WParser->GetActualBackgroundMode() ||
oldbackclr != m_WParser->GetActualBackgroundColor())
{
m_WParser->SetActualBackgroundMode(oldbackmode);
m_WParser->SetActualBackgroundColor(oldbackclr);
m_WParser->GetContainer()->InsertCell(
new wxHtmlColourCell(oldbackclr, oldbackmode == wxBRUSHSTYLE_TRANSPARENT ? wxHTML_CLR_TRANSPARENT_BACKGROUND : wxHTML_CLR_BACKGROUND));
}
return true;
}
else return false;
}
TAG_HANDLER_END(A)
TAGS_MODULE_BEGIN(Links)
TAGS_MODULE_ADD(A)
TAGS_MODULE_END(Links)
#endif