X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8eb2940f7f226b068007928465096e2b9bec67d0..8912d7eb182ef5a5f95026a9ed239c9ad6c75915:/src/html/winpars.cpp?ds=sidebyside diff --git a/src/html/winpars.cpp b/src/html/winpars.cpp index 73d81a70db..877341fc05 100644 --- a/src/html/winpars.cpp +++ b/src/html/winpars.cpp @@ -15,19 +15,22 @@ #include "wx/wxprec.h" #include "wx/defs.h" -#if wxUSE_HTML +#if wxUSE_HTML && wxUSE_STREAMS #ifdef __BORDLANDC__ #pragma hdrstop #endif #ifndef WXPRECOMP -#include "wx/wx.h" + #include "wx/intl.h" + #include "wx/dc.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" //----------------------------------------------------------------------------- @@ -37,13 +40,17 @@ wxList wxHtmlWinParser::m_Modules; -wxHtmlWinParser::wxHtmlWinParser(wxWindow *wnd) : wxHtmlParser() +wxHtmlWinParser::wxHtmlWinParser(wxHtmlWindow *wnd) : wxHtmlParser() { + m_tmpStrBuf = NULL; + m_tmpStrBufSize = 0; m_Window = wnd; m_Container = NULL; m_DC = NULL; m_CharHeight = m_CharWidth = 0; m_UseLink = FALSE; + m_EncConv = NULL; + m_InputEnc = m_OutputEnc = wxFONTENCODING_DEFAULT; { int i, j, k, l, m; @@ -52,9 +59,15 @@ wxHtmlWinParser::wxHtmlWinParser(wxWindow *wnd) : wxHtmlParser() for (k = 0; k < 2; k++) for (l = 0; l < 2; l++) for (m = 0; m < 7; m++) + { m_FontsTable[i][j][k][l][m] = NULL; + m_FontsFacesTable[i][j][k][l][m] = wxEmptyString; + m_FontsEncTable[i][j][k][l][m] = wxFONTENCODING_DEFAULT; + } #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 @@ -63,21 +76,40 @@ wxHtmlWinParser::wxHtmlWinParser(wxWindow *wnd) : wxHtmlParser() // fill in wxHtmlParser's tables: wxNode *node = m_Modules.GetFirst(); - while (node) { - wxHtmlTagsModule *mod = (wxHtmlTagsModule*) node -> GetData(); - mod -> FillHandlersTable(this); - node = node -> GetNext(); + while (node) + { + wxHtmlTagsModule *mod = (wxHtmlTagsModule*) node->GetData(); + mod->FillHandlersTable(this); + node = node->GetNext(); } } +wxHtmlWinParser::~wxHtmlWinParser() +{ + int i, j, k, l, m; + for (i = 0; i < 2; i++) + for (j = 0; j < 2; j++) + for (k = 0; k < 2; k++) + for (l = 0; l < 2; l++) + for (m = 0; m < 7; m++) + { + if (m_FontsTable[i][j][k][l][m] != NULL) + delete m_FontsTable[i][j][k][l][m]; + } + delete m_EncConv; + delete[] m_tmpStrBuf; +} void wxHtmlWinParser::AddModule(wxHtmlTagsModule *module) { m_Modules.Append(module); } - +void wxHtmlWinParser::RemoveModule(wxHtmlTagsModule *module) +{ + m_Modules.DeleteObject(module); +} void wxHtmlWinParser::SetFonts(wxString normal_face, wxString fixed_face, const int *sizes) { @@ -87,34 +119,36 @@ void wxHtmlWinParser::SetFonts(wxString normal_face, wxString fixed_face, const m_FontFaceFixed = fixed_face; m_FontFaceNormal = normal_face; + SetInputEncoding(m_InputEnc); + for (i = 0; i < 2; i++) for (j = 0; j < 2; j++) for (k = 0; k < 2; k++) for (l = 0; l < 2; l++) for (m = 0; m < 7; m++) { - if (m_FontsTable[i][j][k][l][m] != NULL) { + if (m_FontsTable[i][j][k][l][m] != NULL) + { delete m_FontsTable[i][j][k][l][m]; m_FontsTable[i][j][k][l][m] = NULL; } } } - - void wxHtmlWinParser::InitParser(const wxString& source) { wxHtmlParser::InitParser(source); - wxASSERT_MSG(m_DC != NULL, _("no DC assigned to wxHtmlWinParser!!")); + wxASSERT_MSG(m_DC != NULL, _T("no DC assigned to wxHtmlWinParser!!")); m_FontBold = m_FontItalic = m_FontUnderlined = m_FontFixed = FALSE; - m_FontSize = 0; + m_FontSize = 3; //default one CreateCurrentFont(); // we're selecting default font into - m_DC -> GetTextExtent("H", &m_CharWidth, &m_CharHeight); + m_DC->GetTextExtent("H", &m_CharWidth, &m_CharHeight); /* NOTE : we're not using GetCharWidth/Height() because - of differences under X and win + of differences under X and win */ - m_Link = ""; + m_UseLink = FALSE; + m_Link = wxHtmlLinkInfo("", ""); m_LinkColor.Set(0, 0, 0xFF); m_ActualColor.Set(0, 0, 0); m_Align = wxHTML_ALIGN_LEFT; @@ -123,92 +157,127 @@ void wxHtmlWinParser::InitParser(const wxString& source) OpenContainer(); OpenContainer(); - m_Container -> InsertCell(new wxHtmlColourCell(m_ActualColor)); - m_Container -> InsertCell(new wxHtmlFontCell(CreateCurrentFont())); + m_Container->InsertCell(new wxHtmlColourCell(m_ActualColor)); + m_Container->InsertCell(new wxHtmlFontCell(CreateCurrentFont())); } - - void wxHtmlWinParser::DoneParser() { m_Container = NULL; + SetInputEncoding(wxFONTENCODING_DEFAULT); // for next call wxHtmlParser::DoneParser(); } - - wxObject* wxHtmlWinParser::GetProduct() { wxHtmlContainerCell *top; CloseContainer(); OpenContainer(); - GetContainer() -> SetIndent(m_CharHeight, wxHTML_INDENT_TOP); + top = m_Container; - while (top -> GetParent()) top = top -> GetParent(); + while (top->GetParent()) top = top->GetParent(); return top; } - - -wxList* wxHtmlWinParser::GetTempData() +wxFSFile *wxHtmlWinParser::OpenURL(wxHtmlURLType type, + const wxString& url) const { - int i, j, k, l, m; - wxFont *f; - wxList *lst = wxHtmlParser::GetTempData(); - - if (lst == NULL) lst = new wxList; - lst -> DeleteContents(TRUE); + // FIXME - normalize the URL to full path before passing to + // OnOpeningURL!! + if ( m_Window ) + { + wxString myurl(url); + wxHtmlOpeningStatus status; + for (;;) + { + wxString redirect; + status = m_Window->OnOpeningURL(type, myurl, &redirect); + if ( status != wxHTML_REDIRECT ) + break; + + myurl = redirect; + } - for (i = 0; i < 2; i++) - for (j = 0; j < 2; j++) - for (k = 0; k < 2; k++) - for (l = 0; l < 2; l++) - for (m = 0; m < 7; m++) { - f = m_FontsTable[i][j][k][l][m]; - if (f) lst -> Append(f); - } - return lst; -} + if ( status == wxHTML_BLOCK ) + return NULL; + return GetFS()->OpenFile(myurl); + } + return wxHtmlParser::OpenURL(type, url); +} -void wxHtmlWinParser::AddText(const char* txt) +void wxHtmlWinParser::AddText(const wxChar* txt) { wxHtmlCell *c; - int i = 0, x, lng = strlen(txt); - char temp[wxHTML_BUFLEN]; - register char d; + size_t i = 0, + x, + lng = wxStrlen(txt); + register wxChar d; int templen = 0; + wxChar nbsp = GetEntitiesParser()->GetCharForCode(160 /* nbsp */); + + if (lng+1 > m_tmpStrBufSize) + { + delete[] m_tmpStrBuf; + m_tmpStrBuf = new wxChar[lng+1]; + m_tmpStrBufSize = lng+1; + } + wxChar *temp = m_tmpStrBuf; - if (m_tmpLastWasSpace) { - while ((i < lng) && ((txt[i] == '\n') || (txt[i] == '\r') || (txt[i] == ' ') || (txt[i] == '\t'))) i++; + if (m_tmpLastWasSpace) + { + while ((i < lng) && + ((txt[i] == wxT('\n')) || (txt[i] == wxT('\r')) || (txt[i] == wxT(' ')) || + (txt[i] == wxT('\t')))) i++; } - while (i < lng) { + while (i < lng) + { x = 0; d = temp[templen++] = txt[i]; - if ((d == '\n') || (d == '\r') || (d == ' ') || (d == '\t')) { + if ((d == wxT('\n')) || (d == wxT('\r')) || (d == wxT(' ')) || (d == wxT('\t'))) + { i++, x++; - while ((i < lng) && ((txt[i] == '\n') || (txt[i] == '\r') || (txt[i] == ' ') || (txt[i] == '\t'))) i++, x++; + while ((i < lng) && ((txt[i] == wxT('\n')) || (txt[i] == wxT('\r')) || + (txt[i] == wxT(' ')) || (txt[i] == wxT('\t')))) i++, x++; } else i++; - if (x) { - temp[templen-1] = ' '; + if (x) + { + temp[templen-1] = wxT(' '); temp[templen] = 0; + if (templen == 1) continue; templen = 0; + if (m_EncConv) + m_EncConv->Convert(temp); + 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); + if (m_UseLink) + c->SetLink(m_Link); + m_Container->InsertCell(c); m_tmpLastWasSpace = TRUE; } } - if (templen) { + + if (templen && (templen > 1 || temp[0] != wxT(' '))) + { temp[templen] = 0; + if (m_EncConv) + m_EncConv->Convert(temp); + 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); + if (m_UseLink) + c->SetLink(m_Link); + m_Container->InsertCell(c); m_tmpLastWasSpace = FALSE; } } @@ -218,7 +287,7 @@ void wxHtmlWinParser::AddText(const char* txt) wxHtmlContainerCell* wxHtmlWinParser::OpenContainer() { m_Container = new wxHtmlContainerCell(m_Container); - m_Container -> SetAlignHor(m_Align); + m_Container->SetAlignHor(m_Align); m_tmpLastWasSpace = TRUE; /* to avoid space being first character in paragraph */ return m_Container; @@ -237,34 +306,136 @@ wxHtmlContainerCell* wxHtmlWinParser::SetContainer(wxHtmlContainerCell *c) wxHtmlContainerCell* wxHtmlWinParser::CloseContainer() { - m_Container = m_Container -> GetParent(); + m_Container = m_Container->GetParent(); return m_Container; } +void wxHtmlWinParser::SetFontSize(int s) +{ + if (s < 1) s = 1; + else if (s > 7) s = 7; + m_FontSize = s; +} + + + wxFont* wxHtmlWinParser::CreateCurrentFont() { int fb = GetFontBold(), fi = GetFontItalic(), fu = GetFontUnderlined(), ff = GetFontFixed(), - fs = GetFontSize() + 2 /*remap from <-2;4> to <0;7>*/ ; - - if (m_FontsTable[fb][fi][fu][ff][fs] == NULL) { - m_FontsTable[fb][fi][fu][ff][fs] = - new wxFont( - m_FontsSizes[fs] * m_PixelScale, - ff ? wxMODERN : wxSWISS, - fi ? wxITALIC : wxNORMAL, - fb ? wxBOLD : wxNORMAL, - fu ? TRUE : FALSE, ff ? m_FontFaceFixed : m_FontFaceNormal); + fs = GetFontSize() - 1 /*remap from <1;7> to <0;6>*/ ; + + wxString face = ff ? m_FontFaceFixed : m_FontFaceNormal; + wxString *faceptr = &(m_FontsFacesTable[fb][fi][fu][ff][fs]); + wxFont **fontptr = &(m_FontsTable[fb][fi][fu][ff][fs]); + wxFontEncoding *encptr = &(m_FontsEncTable[fb][fi][fu][ff][fs]); + + if (*fontptr != NULL && (*faceptr != face || *encptr != m_OutputEnc)) + { + delete *fontptr; + *fontptr = NULL; } - m_DC -> SetFont(*(m_FontsTable[fb][fi][fu][ff][fs])); - return (m_FontsTable[fb][fi][fu][ff][fs]); + + if (*fontptr == NULL) + { + *faceptr = face; + *encptr = m_OutputEnc; + *fontptr = new wxFont( + (int) (m_FontsSizes[fs] * m_PixelScale), + ff ? wxMODERN : wxSWISS, + fi ? wxITALIC : wxNORMAL, + fb ? wxBOLD : wxNORMAL, + fu ? TRUE : FALSE, face, + m_OutputEnc); + } + m_DC->SetFont(**fontptr); + return (*fontptr); } +void wxHtmlWinParser::SetLink(const wxHtmlLinkInfo& link) +{ + m_Link = link; + m_UseLink = (link.GetHref() != wxEmptyString); +} + + +void wxHtmlWinParser::SetFontFace(const wxString& face) +{ + if (GetFontFixed()) m_FontFaceFixed = face; + else m_FontFaceNormal = face; + + if (m_InputEnc != wxFONTENCODING_DEFAULT) + SetInputEncoding(m_InputEnc); +} + + + +void wxHtmlWinParser::SetInputEncoding(wxFontEncoding enc) +{ + m_InputEnc = m_OutputEnc = wxFONTENCODING_DEFAULT; + if (m_EncConv) + { + delete m_EncConv; + m_EncConv = NULL; + } + + if (enc == wxFONTENCODING_DEFAULT) return; + + wxFontEncoding altfix, altnorm; + bool availfix, availnorm; + + // exact match? + availnorm = wxFontMapper::Get()->IsEncodingAvailable(enc, m_FontFaceNormal); + availfix = wxFontMapper::Get()->IsEncodingAvailable(enc, m_FontFaceFixed); + if (availnorm && availfix) + m_OutputEnc = enc; + + // alternatives? + 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)) + m_OutputEnc = altnorm; + + // okay, let convert to ISO_8859-1, available always + else + m_OutputEnc = wxFONTENCODING_DEFAULT; + + m_InputEnc = enc; + if (m_OutputEnc == wxFONTENCODING_DEFAULT) + GetEntitiesParser()->SetEncoding(wxFONTENCODING_SYSTEM); + else + GetEntitiesParser()->SetEncoding(m_OutputEnc); + + if (m_InputEnc == m_OutputEnc) return; + + m_EncConv = new wxEncodingConverter(); + if (!m_EncConv->Init(m_InputEnc, + (m_OutputEnc == wxFONTENCODING_DEFAULT) ? + wxFONTENCODING_ISO8859_1 : m_OutputEnc, + wxCONVERT_SUBSTITUTE)) + { // total failture :-( + wxLogError(_("Failed to display HTML document in %s encoding"), + wxFontMapper::GetEncodingName(enc).c_str()); + m_InputEnc = m_OutputEnc = wxFONTENCODING_DEFAULT; + delete m_EncConv; + m_EncConv = NULL; + } +} + + + + //----------------------------------------------------------------------------- // wxHtmlWinTagHandler @@ -272,26 +443,29 @@ wxFont* wxHtmlWinParser::CreateCurrentFont() IMPLEMENT_ABSTRACT_CLASS(wxHtmlWinTagHandler, wxHtmlTagHandler) - - //----------------------------------------------------------------------------- // wxHtmlTagsModule //----------------------------------------------------------------------------- +// NB: This is *NOT* winpars.cpp's initialization and shutdown code!! +// This module is an ancestor for tag handlers modules defined +// in m_*.cpp files with TAGS_MODULE_BEGIN...TAGS_MODULE_END construct. +// +// Do not add any winpars.cpp shutdown or initialization code to it, +// create a new module instead! IMPLEMENT_DYNAMIC_CLASS(wxHtmlTagsModule, wxModule) - bool wxHtmlTagsModule::OnInit() { wxHtmlWinParser::AddModule(this); return TRUE; } - - void wxHtmlTagsModule::OnExit() { + wxHtmlWinParser::RemoveModule(this); } + #endif