X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2b5f62a0b2db198609b45dec622a018dae37008e..129b8b1a215fc1fcc1b9f06daa0aeaf22bbce614:/src/html/winpars.cpp?ds=sidebyside diff --git a/src/html/winpars.cpp b/src/html/winpars.cpp index d11a8ea9fd..bc530f2896 100644 --- a/src/html/winpars.cpp +++ b/src/html/winpars.cpp @@ -1,59 +1,57 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: winpars.cpp +// Name: src/html/winpars.cpp // Purpose: wxHtmlParser class (generic parser) // Author: Vaclav Slavik // RCS-ID: $Id$ // Copyright: (c) 1999 Vaclav Slavik -// Licence: wxWindows Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - -#ifdef __GNUG__ -#pragma implementation "winpars.h" -#endif - #include "wx/wxprec.h" -#include "wx/defs.h" -#if wxUSE_HTML && wxUSE_STREAMS - #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -#ifndef WXPRECOMP +#if wxUSE_HTML && wxUSE_STREAMS + +#ifndef WX_PRECOMP #include "wx/intl.h" #include "wx/dc.h" + #include "wx/log.h" + #include "wx/settings.h" #endif #include "wx/html/htmldefs.h" #include "wx/html/winpars.h" #include "wx/html/htmlwin.h" #include "wx/fontmap.h" -#include "wx/log.h" +#include "wx/uri.h" //----------------------------------------------------------------------------- // wxHtmlWinParser //----------------------------------------------------------------------------- +IMPLEMENT_ABSTRACT_CLASS(wxHtmlWinParser, wxHtmlParser) wxList wxHtmlWinParser::m_Modules; -wxHtmlWinParser::wxHtmlWinParser(wxHtmlWindow *wnd) : wxHtmlParser() +wxHtmlWinParser::wxHtmlWinParser(wxHtmlWindowInterface *wndIface) { m_tmpStrBuf = NULL; m_tmpStrBufSize = 0; - m_Window = wnd; + m_windowInterface = wndIface; m_Container = NULL; m_DC = NULL; m_CharHeight = m_CharWidth = 0; - m_UseLink = FALSE; + m_UseLink = false; #if !wxUSE_UNICODE m_EncConv = NULL; m_InputEnc = wxFONTENCODING_ISO8859_1; m_OutputEnc = wxFONTENCODING_DEFAULT; #endif + m_lastWordCell = NULL; { int i, j, k, l, m; @@ -69,18 +67,12 @@ wxHtmlWinParser::wxHtmlWinParser(wxHtmlWindow *wnd) : wxHtmlParser() m_FontsEncTable[i][j][k][l][m] = wxFONTENCODING_DEFAULT; #endif } -#ifdef __WXMSW__ - static int default_sizes[7] = {7, 8, 10, 12, 16, 22, 30}; -#elif defined(__WXMAC__) - static int default_sizes[7] = {9, 12, 14, 18, 24, 30, 36}; -#else - static int default_sizes[7] = {10, 12, 14, 16, 19, 24, 32}; -#endif - SetFonts(wxT(""), wxT(""), default_sizes); + + SetFonts(wxEmptyString, wxEmptyString, NULL); } // fill in wxHtmlParser's tables: - wxNode *node = m_Modules.GetFirst(); + wxList::compatibility_iterator node = m_Modules.GetFirst(); while (node) { wxHtmlTagsModule *mod = (wxHtmlTagsModule*) node->GetData(); @@ -118,11 +110,50 @@ void wxHtmlWinParser::RemoveModule(wxHtmlTagsModule *module) m_Modules.DeleteObject(module); } -void wxHtmlWinParser::SetFonts(wxString normal_face, wxString fixed_face, const int *sizes) +// build all HTML font sizes (1..7) from the given base size +static void wxBuildFontSizes(int *sizes, int size) +{ + // using a fixed factor (1.2, from CSS2) is a bad idea as explained at + // http://www.w3.org/TR/CSS21/fonts.html#font-size-props but this is by far + // simplest thing to do so still do it like this for now + sizes[0] = int(size * 0.75); // exception to 1.2 rule, otherwise too small + sizes[1] = int(size * 0.83); + sizes[2] = size; + sizes[3] = int(size * 1.2); + sizes[4] = int(size * 1.44); + sizes[5] = int(size * 1.73); + sizes[6] = int(size * 2); +} + +static int wxGetDefaultHTMLFontSize() +{ + // base the default font size on the size of the default system font but + // also ensure that we have a font of reasonable size, otherwise small HTML + // fonts are unreadable + int size = wxNORMAL_FONT->GetPointSize(); + if ( size < 10 ) + size = 10; + return size; +} + +void wxHtmlWinParser::SetFonts(const wxString& normal_face, + const wxString& fixed_face, + const int *sizes) { + static int default_sizes[7] = { 0 }; + if ( !sizes ) + { + if ( !default_sizes[0] ) + wxBuildFontSizes(default_sizes, wxGetDefaultHTMLFontSize()); + + sizes = default_sizes; + } + int i, j, k, l, m; - for (i = 0; i < 7; i++) m_FontsSizes[i] = sizes[i]; + for (i = 0; i < 7; i++) + m_FontsSizes[i] = sizes[i]; + m_FontFaceFixed = fixed_face; m_FontFaceNormal = normal_face; @@ -143,6 +174,23 @@ void wxHtmlWinParser::SetFonts(wxString normal_face, wxString fixed_face, const } } +void wxHtmlWinParser::SetStandardFonts(int size, + const wxString& normal_face, + const wxString& fixed_face) +{ + if (size == -1) + size = wxGetDefaultHTMLFontSize(); + + int f_sizes[7]; + wxBuildFontSizes(f_sizes, size); + + wxString normal = normal_face; + if ( normal.empty() ) + normal = wxNORMAL_FONT->GetFaceName(); + + SetFonts(normal, fixed_face, f_sizes); +} + void wxHtmlWinParser::InitParser(const wxString& source) { wxHtmlParser::InitParser(source); @@ -151,22 +199,32 @@ void wxHtmlWinParser::InitParser(const wxString& source) m_FontBold = m_FontItalic = m_FontUnderlined = m_FontFixed = FALSE; m_FontSize = 3; //default one CreateCurrentFont(); // we're selecting default font into - m_DC->GetTextExtent( wxT("H"), &m_CharWidth, &m_CharHeight); - /* NOTE : we're not using GetCharWidth/Height() because - of differences under X and win - */ - - m_UseLink = FALSE; - m_Link = wxHtmlLinkInfo( wxT(""), wxT("") ); + + // we're not using GetCharWidth/Height() because of + // differences under X and win + wxCoord w,h; + m_DC->GetTextExtent( wxT("H"), &w, &h); + m_CharWidth = w; + m_CharHeight = h; + + m_UseLink = false; + m_Link = wxHtmlLinkInfo( wxEmptyString ); m_LinkColor.Set(0, 0, 0xFF); m_ActualColor.Set(0, 0, 0); m_Align = wxHTML_ALIGN_LEFT; - m_tmpLastWasSpace = FALSE; + m_ScriptMode = wxHTML_SCRIPT_NORMAL; + m_ScriptBaseline = 0; + m_tmpLastWasSpace = false; + m_lastWordCell = NULL; + // open the toplevel container that contains everything else and that + // is never closed (this makes parser's life easier): OpenContainer(); + + // then open the first container into which page's content will go: OpenContainer(); -#if 0 //!wxUSE_UNICODE +#if !wxUSE_UNICODE wxString charset = ExtractCharsetInformation(source); if (!charset.empty()) { @@ -177,6 +235,19 @@ void wxHtmlWinParser::InitParser(const wxString& source) #endif m_Container->InsertCell(new wxHtmlColourCell(m_ActualColor)); + wxColour windowColour = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW) ; + + m_Container->InsertCell + ( + new wxHtmlColourCell + ( + m_windowInterface + ? m_windowInterface->GetHTMLBackgroundColour() + : windowColour, + wxHTML_CLR_BACKGROUND + ) + ); + m_Container->InsertCell(new wxHtmlFontCell(CreateCurrentFont())); } @@ -189,6 +260,15 @@ void wxHtmlWinParser::DoneParser() wxHtmlParser::DoneParser(); } +#if WXWIN_COMPATIBILITY_2_6 +wxHtmlWindow *wxHtmlWinParser::GetWindow() +{ + if (!m_windowInterface) + return NULL; + return wxDynamicCast(m_windowInterface->GetHTMLWindow(), wxHtmlWindow); +} +#endif + wxObject* wxHtmlWinParser::GetProduct() { wxHtmlContainerCell *top; @@ -198,40 +278,72 @@ wxObject* wxHtmlWinParser::GetProduct() top = m_Container; while (top->GetParent()) top = top->GetParent(); + top->RemoveExtraSpacing(true, true); + return top; } wxFSFile *wxHtmlWinParser::OpenURL(wxHtmlURLType type, const wxString& url) const { - // FIXME - normalize the URL to full path before passing to - // OnOpeningURL!! - if ( m_Window ) + if ( !m_windowInterface ) + return wxHtmlParser::OpenURL(type, url); + + wxString myurl(url); + wxHtmlOpeningStatus status; + for (;;) { - wxString myurl(url); - wxHtmlOpeningStatus status; - for (;;) - { - wxString redirect; - status = m_Window->OnOpeningURL(type, myurl, &redirect); - if ( status != wxHTML_REDIRECT ) - break; + wxString myfullurl(myurl); - myurl = redirect; + // consider url as absolute path first + wxURI current(myurl); + myfullurl = current.BuildUnescapedURI(); + + // if not absolute then ... + if( current.IsReference() ) + { + wxString basepath = GetFS()->GetPath(); + wxURI base(basepath); + + // ... try to apply base path if valid ... + if( !base.IsReference() ) + { + wxURI path(myfullurl); + path.Resolve( base ); + myfullurl = path.BuildUnescapedURI(); + } + else + { + // ... or force such addition if not included already + if( !current.GetPath().Contains(base.GetPath()) ) + { + basepath += myurl; + wxURI connected( basepath ); + myfullurl = connected.BuildUnescapedURI(); + } + } } - if ( status == wxHTML_BLOCK ) - return NULL; + wxString redirect; + status = m_windowInterface->OnHTMLOpeningURL(type, myfullurl, &redirect); + if ( status != wxHTML_REDIRECT ) + break; - return GetFS()->OpenFile(myurl); + myurl = redirect; } - return wxHtmlParser::OpenURL(type, url); + if ( status == wxHTML_BLOCK ) + return NULL; + + int flags = wxFS_READ; + if (type == wxHTML_URL_IMAGE) + flags |= wxFS_SEEKABLE; + + return GetFS()->OpenFile(myurl, flags); } void wxHtmlWinParser::AddText(const wxChar* txt) { - wxHtmlCell *c; size_t i = 0, x, lng = wxStrlen(txt); @@ -269,44 +381,40 @@ void wxHtmlWinParser::AddText(const wxChar* txt) if (x) { temp[templen-1] = wxT(' '); - temp[templen] = 0; -#if 0 // VS - WHY was this here?! - if (templen == 1) continue; -#endif - templen = 0; -#if !wxUSE_UNICODE - if (m_EncConv) - m_EncConv->Convert(temp); -#endif - size_t len = wxStrlen(temp); - for (size_t j = 0; j < len; j++) - if (temp[j] == nbsp) - temp[j] = wxT(' '); - c = new wxHtmlWordCell(temp, *(GetDC())); - if (m_UseLink) - c->SetLink(m_Link); - m_Container->InsertCell(c); - m_tmpLastWasSpace = TRUE; + DoAddText(temp, templen, nbsp); + m_tmpLastWasSpace = true; } } if (templen && (templen > 1 || temp[0] != wxT(' '))) { - temp[templen] = 0; + DoAddText(temp, templen, nbsp); + m_tmpLastWasSpace = false; + } +} + +void wxHtmlWinParser::DoAddText(wxChar *temp, int& templen, wxChar nbsp) +{ + temp[templen] = 0; + templen = 0; #if !wxUSE_UNICODE - if (m_EncConv) - m_EncConv->Convert(temp); + if (m_EncConv) + m_EncConv->Convert(temp); #endif - size_t len = wxStrlen(temp); - for (size_t j = 0; j < len; j++) - if (temp[j] == nbsp) - temp[j] = wxT(' '); - c = new wxHtmlWordCell(temp, *(GetDC())); - if (m_UseLink) - c->SetLink(m_Link); - m_Container->InsertCell(c); - m_tmpLastWasSpace = FALSE; + size_t len = wxStrlen(temp); + for (size_t j = 0; j < len; j++) + { + if (temp[j] == nbsp) + temp[j] = wxT(' '); } + + wxHtmlCell *c = new wxHtmlWordCell(temp, *(GetDC())); + + ApplyStateToCell(c); + + m_Container->InsertCell(c); + ((wxHtmlWordCell*)c)->SetPreviousWord(m_lastWordCell); + m_lastWordCell = (wxHtmlWordCell*)c; } @@ -315,7 +423,7 @@ wxHtmlContainerCell* wxHtmlWinParser::OpenContainer() { m_Container = new wxHtmlContainerCell(m_Container); m_Container->SetAlignHor(m_Align); - m_tmpLastWasSpace = TRUE; + m_tmpLastWasSpace = true; /* to avoid space being first character in paragraph */ return m_Container; } @@ -324,7 +432,7 @@ wxHtmlContainerCell* wxHtmlWinParser::OpenContainer() wxHtmlContainerCell* wxHtmlWinParser::SetContainer(wxHtmlContainerCell *c) { - m_tmpLastWasSpace = TRUE; + m_tmpLastWasSpace = true; /* to avoid space being first character in paragraph */ return m_Container = c; } @@ -380,7 +488,7 @@ wxFont* wxHtmlWinParser::CreateCurrentFont() ff ? wxMODERN : wxSWISS, fi ? wxITALIC : wxNORMAL, fb ? wxBOLD : wxNORMAL, - fu ? TRUE : FALSE, face + fu ? true : false, face #if wxUSE_UNICODE ); #else @@ -400,7 +508,6 @@ void wxHtmlWinParser::SetLink(const wxHtmlLinkInfo& link) m_UseLink = (link.GetHref() != wxEmptyString); } - void wxHtmlWinParser::SetFontFace(const wxString& face) { if (GetFontFixed()) m_FontFaceFixed = face; @@ -412,6 +519,15 @@ void wxHtmlWinParser::SetFontFace(const wxString& face) #endif } +void wxHtmlWinParser::ApplyStateToCell(wxHtmlCell *cell) +{ + // set the link: + if (m_UseLink) + cell->SetLink(GetLink()); + + // apply current script mode settings: + cell->SetScriptMode(GetScriptMode(), GetScriptBaseline()); +} #if !wxUSE_UNICODE @@ -436,20 +552,26 @@ void wxHtmlWinParser::SetInputEncoding(wxFontEncoding enc) m_OutputEnc = enc; // alternatives? - else if (wxFontMapper::Get()->GetAltForEncoding(enc, &altnorm, m_FontFaceNormal, FALSE) && - wxFontMapper::Get()->GetAltForEncoding(enc, &altfix, m_FontFaceFixed, FALSE) && + else if (wxFontMapper::Get()->GetAltForEncoding(enc, &altnorm, m_FontFaceNormal, false) && + wxFontMapper::Get()->GetAltForEncoding(enc, &altfix, m_FontFaceFixed, false) && altnorm == altfix) m_OutputEnc = altnorm; // at least normal face? else if (availnorm) m_OutputEnc = enc; - else if (wxFontMapper::Get()->GetAltForEncoding(enc, &altnorm, m_FontFaceNormal, FALSE)) + else if (wxFontMapper::Get()->GetAltForEncoding(enc, &altnorm, m_FontFaceNormal, false)) m_OutputEnc = altnorm; - // okay, let convert to ISO_8859-1, available always else + { +#ifndef __WXMAC__ + // okay, let's convert to ISO_8859-1, available always m_OutputEnc = wxFONTENCODING_DEFAULT; +#else + m_OutputEnc = wxLocale::GetSystemEncoding() ; +#endif + } m_InputEnc = enc; if (m_OutputEnc == wxFONTENCODING_DEFAULT) @@ -464,7 +586,7 @@ void wxHtmlWinParser::SetInputEncoding(wxFontEncoding enc) (m_OutputEnc == wxFONTENCODING_DEFAULT) ? wxFONTENCODING_ISO8859_1 : m_OutputEnc, wxCONVERT_SUBSTITUTE)) - { // total failture :-( + { // total failure :-( wxLogError(_("Failed to display HTML document in %s encoding"), wxFontMapper::GetEncodingName(enc).c_str()); m_InputEnc = m_OutputEnc = wxFONTENCODING_DEFAULT; @@ -499,7 +621,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxHtmlTagsModule, wxModule) bool wxHtmlTagsModule::OnInit() { wxHtmlWinParser::AddModule(this); - return TRUE; + return true; } void wxHtmlTagsModule::OnExit() @@ -508,4 +630,3 @@ void wxHtmlTagsModule::OnExit() } #endif -