X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f68e16c5fcf53c411742c8338a290addc5fb4b62..d485bda109d5ef0fef36a3f737549e9b9f54baab:/src/html/htmltag.cpp diff --git a/src/html/htmltag.cpp b/src/html/htmltag.cpp index 3f88bf3edc..bf5b298a46 100644 --- a/src/html/htmltag.cpp +++ b/src/html/htmltag.cpp @@ -85,118 +85,132 @@ wxHtmlTagsCache::wxHtmlTagsCache(const wxString& source) const wxString::const_iterator end = source.end(); for ( wxString::const_iterator pos = source.begin(); pos < end; ++pos ) { - if (*pos == wxT('<')) // tag found: - { - // don't cache comment tags - if ( wxHtmlParser::SkipCommentTag(pos, source.end()) ) - continue; + if (*pos != wxT('<')) + continue; - size_t tg = Cache().size(); - Cache().push_back(wxHtmlCacheItem()); + // possible tag start found: - wxString::const_iterator stpos = pos++; - Cache()[tg].Key = stpos; + // don't cache comment tags + if ( wxHtmlParser::SkipCommentTag(pos, end) ) + continue; - int i; - for ( i = 0; - pos < end && i < (int)WXSIZEOF(tagBuffer) - 1 && - *pos != wxT('>') && !wxIsspace(*pos); - ++i, ++pos ) - { - tagBuffer[i] = (wxChar)wxToupper(*pos); - } - tagBuffer[i] = wxT('\0'); + // Remember the starting tag position. + wxString::const_iterator stpos = pos++; - Cache()[tg].Name = new wxChar[i+1]; - memcpy(Cache()[tg].Name, tagBuffer, (i+1)*sizeof(wxChar)); + // And look for the ending one. + int i; + for ( i = 0; + pos < end && i < (int)WXSIZEOF(tagBuffer) - 1 && + *pos != wxT('>') && !wxIsspace(*pos); + ++i, ++pos ) + { + tagBuffer[i] = (wxChar)wxToupper(*pos); + } + tagBuffer[i] = wxT('\0'); + + while (pos < end && *pos != wxT('>')) + ++pos; - while (pos < end && *pos != wxT('>')) - ++pos; + if ( pos == end ) + { + // We didn't find a closing bracket, this is not a valid tag after + // all. Notice that we need to roll back pos to avoid creating an + // invalid iterator when "++pos" is done in the loop statement. + --pos; - if ((stpos+1) < end && *(stpos+1) == wxT('/')) // ending tag: + continue; + } + + // We have a valid tag, add it to the cache. + size_t tg = Cache().size(); + Cache().push_back(wxHtmlCacheItem()); + Cache()[tg].Key = stpos; + Cache()[tg].Name = new wxChar[i+1]; + memcpy(Cache()[tg].Name, tagBuffer, (i+1)*sizeof(wxChar)); + + if ((stpos+1) < end && *(stpos+1) == wxT('/')) // ending tag: + { + Cache()[tg].type = wxHtmlCacheItem::Type_EndingTag; + // find matching begin tag: + for (i = tg; i >= 0; i--) { - Cache()[tg].type = wxHtmlCacheItem::Type_EndingTag; - // find matching begin tag: - for (i = tg; i >= 0; i--) + if ((Cache()[i].type == wxHtmlCacheItem::Type_NoMatchingEndingTag) && (wxStrcmp(Cache()[i].Name, tagBuffer+1) == 0)) { - if ((Cache()[i].type == wxHtmlCacheItem::Type_NoMatchingEndingTag) && (wxStrcmp(Cache()[i].Name, tagBuffer+1) == 0)) - { - Cache()[i].type = wxHtmlCacheItem::Type_Normal; - Cache()[i].End1 = stpos; - Cache()[i].End2 = pos + 1; - break; - } + Cache()[i].type = wxHtmlCacheItem::Type_Normal; + Cache()[i].End1 = stpos; + Cache()[i].End2 = pos + 1; + break; } } - else - { - Cache()[tg].type = wxHtmlCacheItem::Type_NoMatchingEndingTag; + } + else + { + Cache()[tg].type = wxHtmlCacheItem::Type_NoMatchingEndingTag; - if (wxIsCDATAElement(tagBuffer)) + if (wxIsCDATAElement(tagBuffer)) + { + // store the orig pos in case we are missing the closing + // tag (see below) + const wxString::const_iterator old_pos = pos; + bool foundCloseTag = false; + + // find next matching tag + int tag_len = wxStrlen(tagBuffer); + while (pos < end) { - // store the orig pos in case we are missing the closing - // tag (see below) - const wxString::const_iterator old_pos = pos; - bool foundCloseTag = false; - - // find next matching tag - int tag_len = wxStrlen(tagBuffer); - while (pos < end) + // find the ending tag + while (pos + 1 < end && + (*pos != '<' || *(pos+1) != '/')) + ++pos; + if (*pos == '<') + ++pos; + + // see if it matches + int match_pos = 0; + while (pos < end && match_pos < tag_len ) { - // find the ending tag - while (pos + 1 < end && - (*pos != '<' || *(pos+1) != '/')) - ++pos; - if (*pos == '<') - ++pos; - - // see if it matches - int match_pos = 0; - while (pos < end && match_pos < tag_len ) + wxChar c = *pos; + if ( c == '>' || c == '<' ) + break; + + // cast to wxChar needed to suppress warning in + // Unicode build + if ((wxChar)wxToupper(c) == tagBuffer[match_pos]) { - wxChar c = *pos; - if ( c == '>' || c == '<' ) - break; - - // cast to wxChar needed to suppress warning in - // Unicode build - if ((wxChar)wxToupper(c) == tagBuffer[match_pos]) - { - ++match_pos; - } - else if (c == wxT(' ') || c == wxT('\n') || - c == wxT('\r') || c == wxT('\t')) - { - // need to skip over these - } - else - { - match_pos = 0; - } - ++pos; + ++match_pos; } - - // found a match - if (match_pos == tag_len) + else if (c == wxT(' ') || c == wxT('\n') || + c == wxT('\r') || c == wxT('\t')) { - pos = pos - tag_len - 3; - foundCloseTag = true; - break; + // need to skip over these } - else // keep looking for the closing tag + else { - ++pos; + match_pos = 0; } + ++pos; } - if (!foundCloseTag) + + // found a match + if (match_pos == tag_len) + { + pos = pos - tag_len - 3; + foundCloseTag = true; + break; + } + else // keep looking for the closing tag { - // we didn't find closing tag; this means the markup - // is incorrect and the best thing we can do is to - // ignore the unclosed tag and continue parsing as if - // it didn't exist: - pos = old_pos; + ++pos; } } + if (!foundCloseTag) + { + // we didn't find closing tag; this means the markup + // is incorrect and the best thing we can do is to + // ignore the unclosed tag and continue parsing as if + // it didn't exist: + pos = old_pos; + } } } } @@ -205,8 +219,7 @@ wxHtmlTagsCache::wxHtmlTagsCache(const wxString& source) for ( wxHtmlTagsCacheData::iterator i = Cache().begin(); i != Cache().end(); ++i ) { - delete[] i->Name; - i->Name = NULL; + wxDELETEA(i->Name); } } @@ -222,7 +235,12 @@ void wxHtmlTagsCache::QueryTag(const wxString::const_iterator& at, bool *hasEnding) { if (Cache().empty()) + { + *end1 = + *end2 = inputEnd; + *hasEnding = true; return; + } if (Cache()[m_CachePos].Key != at) { @@ -446,6 +464,7 @@ wxHtmlTag::wxHtmlTag(wxHtmlTag *parent, { "width", "WIDTH" }, { "vertical-align", "VALIGN" }, { "background", "BGCOLOR" }, + { "background-color", "BGCOLOR" }, }; wxHtmlStyleParams styleParams(*this); @@ -568,6 +587,38 @@ bool wxHtmlTag::GetParamAsInt(const wxString& par, int *clr) const return true; } +bool +wxHtmlTag::GetParamAsIntOrPercent(const wxString& par, + int* value, + bool& isPercent) const +{ + const wxString param = GetParam(par); + if ( param.empty() ) + return false; + + wxString num; + if ( param.EndsWith("%", &num) ) + { + isPercent = true; + } + else + { + isPercent = false; + num = param; + } + + long lValue; + if ( !num.ToLong(&lValue) ) + return false; + + if ( lValue > INT_MAX || lValue < INT_MIN ) + return false; + + *value = static_cast(lValue); + + return true; +} + wxString wxHtmlTag::GetAllParams() const { // VS: this function is for backward compatibility only,