-#include "html.h"\r
-#include "stylesheet.h"\r
-#include <algorithm>\r
-#include "document.h"\r
-\r
-\r
-void litehtml::css::parse_stylesheet(const tchar_t* str, const tchar_t* baseurl, const std::shared_ptr<document>& doc, const media_query_list::ptr& media)\r
-{\r
- tstring text = str;\r
-\r
- // remove comments\r
- tstring::size_type c_start = text.find(_t("/*"));\r
- while(c_start != tstring::npos)\r
- {\r
- tstring::size_type c_end = text.find(_t("*/"), c_start + 2);\r
- text.erase(c_start, c_end - c_start + 2);\r
- c_start = text.find(_t("/*"));\r
- }\r
-\r
- tstring::size_type pos = text.find_first_not_of(_t(" \n\r\t"));\r
- while(pos != tstring::npos)\r
- {\r
- while(pos != tstring::npos && text[pos] == _t('@'))\r
- {\r
- tstring::size_type sPos = pos;\r
- pos = text.find_first_of(_t("{"), pos);\r
- if(pos != tstring::npos && text[pos] == _t('{'))\r
- {\r
- pos = find_close_bracket(text, pos, _t('{'), _t('}'));\r
- }\r
- if(pos != tstring::npos)\r
- {\r
- parse_atrule(text.substr(sPos, pos - sPos + 1), baseurl, doc, media);\r
- } else\r
- {\r
- parse_atrule(text.substr(sPos), baseurl, doc, media);\r
- }\r
-\r
- if(pos != tstring::npos)\r
- {\r
- pos = text.find_first_not_of(_t(" \n\r\t"), pos + 1);\r
- }\r
- }\r
-\r
- if(pos == tstring::npos)\r
- {\r
- break;\r
- }\r
-\r
- tstring::size_type style_start = text.find(_t("{"), pos);\r
- tstring::size_type style_end = text.find(_t("}"), pos);\r
- if(style_start != tstring::npos && style_end != tstring::npos)\r
- {\r
- style::ptr st = std::make_shared<style>();\r
- st->add(text.substr(style_start + 1, style_end - style_start - 1).c_str(), baseurl);\r
-\r
- parse_selectors(text.substr(pos, style_start - pos), st, media);\r
-\r
- if(media && doc)\r
- {\r
- doc->add_media_list(media);\r
- }\r
-\r
- pos = style_end + 1;\r
- } else\r
- {\r
- pos = tstring::npos;\r
- }\r
-\r
- if(pos != tstring::npos)\r
- {\r
- pos = text.find_first_not_of(_t(" \n\r\t"), pos);\r
- }\r
- }\r
-}\r
-\r
-void litehtml::css::parse_css_url( const tstring& str, tstring& url )\r
-{\r
- url = _t("");\r
- size_t pos1 = str.find(_t('('));\r
- size_t pos2 = str.find(_t(')'));\r
- if(pos1 != tstring::npos && pos2 != tstring::npos)\r
- {\r
- url = str.substr(pos1 + 1, pos2 - pos1 - 1);\r
- if(url.length())\r
- {\r
- if(url[0] == _t('\'') || url[0] == _t('"'))\r
- {\r
- url.erase(0, 1);\r
- }\r
- }\r
- if(url.length())\r
- {\r
- if(url[url.length() - 1] == _t('\'') || url[url.length() - 1] == _t('"'))\r
- {\r
- url.erase(url.length() - 1, 1);\r
- }\r
- }\r
- }\r
-}\r
-\r
-bool litehtml::css::parse_selectors( const tstring& txt, const litehtml::style::ptr& styles, const media_query_list::ptr& media )\r
-{\r
- tstring selector = txt;\r
- trim(selector);\r
- string_vector tokens;\r
- split_string(selector, tokens, _t(","));\r
-\r
- bool added_something = false;\r
-\r
- for(string_vector::iterator tok = tokens.begin(); tok != tokens.end(); tok++)\r
- {\r
- css_selector::ptr selector = std::make_shared<css_selector>(media);\r
- selector->m_style = styles;\r
- trim(*tok);\r
- if(selector->parse(*tok))\r
- {\r
- selector->calc_specificity();\r
- add_selector(selector);\r
- added_something = true;\r
- }\r
- }\r
-\r
- return added_something;\r
-}\r
-\r
-void litehtml::css::sort_selectors()\r
-{\r
- std::sort(m_selectors.begin(), m_selectors.end(),\r
- [](const css_selector::ptr& v1, const css_selector::ptr& v2)\r
- {\r
- return (*v1) < (*v2);\r
- }\r
- );\r
-}\r
-\r
-void litehtml::css::parse_atrule(const tstring& text, const tchar_t* baseurl, const std::shared_ptr<document>& doc, const media_query_list::ptr& media)\r
-{\r
- if(text.substr(0, 7) == _t("@import"))\r
- {\r
- int sPos = 7;\r
- tstring iStr;\r
- iStr = text.substr(sPos);\r
- if(iStr[iStr.length() - 1] == _t(';'))\r
- {\r
- iStr.erase(iStr.length() - 1);\r
- }\r
- trim(iStr);\r
- string_vector tokens;\r
- split_string(iStr, tokens, _t(" "), _t(""), _t("(\""));\r
- if(!tokens.empty())\r
- {\r
- tstring url;\r
- parse_css_url(tokens.front(), url);\r
- if(url.empty())\r
- {\r
- url = tokens.front();\r
- }\r
- tokens.erase(tokens.begin());\r
- if(doc)\r
- {\r
- document_container* doc_cont = doc->container();\r
- if(doc_cont)\r
- {\r
- tstring css_text;\r
- tstring css_baseurl;\r
- if(baseurl)\r
- {\r
- css_baseurl = baseurl;\r
- }\r
- doc_cont->import_css(css_text, url, css_baseurl);\r
- if(!css_text.empty())\r
- {\r
- media_query_list::ptr new_media = media;\r
- if(!tokens.empty())\r
- {\r
- tstring media_str;\r
- for(string_vector::iterator iter = tokens.begin(); iter != tokens.end(); iter++)\r
- {\r
- if(iter != tokens.begin())\r
- {\r
- media_str += _t(" ");\r
- }\r
- media_str += (*iter);\r
- }\r
- new_media = media_query_list::create_from_string(media_str, doc);\r
- if(!new_media)\r
- {\r
- new_media = media;\r
- }\r
- }\r
- parse_stylesheet(css_text.c_str(), css_baseurl.c_str(), doc, new_media);\r
- }\r
- }\r
- }\r
- }\r
- } else if(text.substr(0, 6) == _t("@media"))\r
- {\r
- tstring::size_type b1 = text.find_first_of(_t('{'));\r
- tstring::size_type b2 = text.find_last_of(_t('}'));\r
- if(b1 != tstring::npos)\r
- {\r
- tstring media_type = text.substr(6, b1 - 6);\r
- trim(media_type);\r
- media_query_list::ptr new_media = media_query_list::create_from_string(media_type, doc);\r
-\r
- tstring media_style;\r
- if(b2 != tstring::npos)\r
- {\r
- media_style = text.substr(b1 + 1, b2 - b1 - 1);\r
- } else\r
- {\r
- media_style = text.substr(b1 + 1);\r
- }\r
-\r
- parse_stylesheet(media_style.c_str(), baseurl, doc, new_media);\r
- }\r
- }\r
-}\r
+#include "html.h"
+#include "stylesheet.h"
+#include <algorithm>
+#include "document.h"
+
+
+void litehtml::css::parse_stylesheet(const tchar_t* str, const tchar_t* baseurl, const std::shared_ptr<document>& doc, const media_query_list::ptr& media)
+{
+ tstring text = str;
+
+ // remove comments
+ tstring::size_type c_start = text.find(_t("/*"));
+ while(c_start != tstring::npos)
+ {
+ tstring::size_type c_end = text.find(_t("*/"), c_start + 2);
+ text.erase(c_start, c_end - c_start + 2);
+ c_start = text.find(_t("/*"));
+ }
+
+ tstring::size_type pos = text.find_first_not_of(_t(" \n\r\t"));
+ while(pos != tstring::npos)
+ {
+ while(pos != tstring::npos && text[pos] == _t('@'))
+ {
+ tstring::size_type sPos = pos;
+ pos = text.find_first_of(_t("{;"), pos);
+ if(pos != tstring::npos && text[pos] == _t('{'))
+ {
+ pos = find_close_bracket(text, pos, _t('{'), _t('}'));
+ }
+ if(pos != tstring::npos)
+ {
+ parse_atrule(text.substr(sPos, pos - sPos + 1), baseurl, doc, media);
+ } else
+ {
+ parse_atrule(text.substr(sPos), baseurl, doc, media);
+ }
+
+ if(pos != tstring::npos)
+ {
+ pos = text.find_first_not_of(_t(" \n\r\t"), pos + 1);
+ }
+ }
+
+ if(pos == tstring::npos)
+ {
+ break;
+ }
+
+ tstring::size_type style_start = text.find(_t("{"), pos);
+ tstring::size_type style_end = text.find(_t("}"), pos);
+ if(style_start != tstring::npos && style_end != tstring::npos)
+ {
+ style::ptr st = std::make_shared<style>();
+ st->add(text.substr(style_start + 1, style_end - style_start - 1).c_str(), baseurl);
+
+ parse_selectors(text.substr(pos, style_start - pos), st, media);
+
+ if(media && doc)
+ {
+ doc->add_media_list(media);
+ }
+
+ pos = style_end + 1;
+ } else
+ {
+ pos = tstring::npos;
+ }
+
+ if(pos != tstring::npos)
+ {
+ pos = text.find_first_not_of(_t(" \n\r\t"), pos);
+ }
+ }
+}
+
+void litehtml::css::parse_css_url( const tstring& str, tstring& url )
+{
+ url = _t("");
+ size_t pos1 = str.find(_t('('));
+ size_t pos2 = str.find(_t(')'));
+ if(pos1 != tstring::npos && pos2 != tstring::npos)
+ {
+ url = str.substr(pos1 + 1, pos2 - pos1 - 1);
+ if(url.length())
+ {
+ if(url[0] == _t('\'') || url[0] == _t('"'))
+ {
+ url.erase(0, 1);
+ }
+ }
+ if(url.length())
+ {
+ if(url[url.length() - 1] == _t('\'') || url[url.length() - 1] == _t('"'))
+ {
+ url.erase(url.length() - 1, 1);
+ }
+ }
+ }
+}
+
+bool litehtml::css::parse_selectors( const tstring& txt, const litehtml::style::ptr& styles, const media_query_list::ptr& media )
+{
+ tstring selector = txt;
+ trim(selector);
+ string_vector tokens;
+ split_string(selector, tokens, _t(","));
+
+ bool added_something = false;
+
+ for(string_vector::iterator tok = tokens.begin(); tok != tokens.end(); tok++)
+ {
+ css_selector::ptr selector = std::make_shared<css_selector>(media);
+ selector->m_style = styles;
+ trim(*tok);
+ if(selector->parse(*tok))
+ {
+ selector->calc_specificity();
+ add_selector(selector);
+ added_something = true;
+ }
+ }
+
+ return added_something;
+}
+
+void litehtml::css::sort_selectors()
+{
+ std::sort(m_selectors.begin(), m_selectors.end(),
+ [](const css_selector::ptr& v1, const css_selector::ptr& v2)
+ {
+ return (*v1) < (*v2);
+ }
+ );
+}
+
+void litehtml::css::parse_atrule(const tstring& text, const tchar_t* baseurl, const std::shared_ptr<document>& doc, const media_query_list::ptr& media)
+{
+ if(text.substr(0, 7) == _t("@import"))
+ {
+ int sPos = 7;
+ tstring iStr;
+ iStr = text.substr(sPos);
+ if(iStr[iStr.length() - 1] == _t(';'))
+ {
+ iStr.erase(iStr.length() - 1);
+ }
+ trim(iStr);
+ string_vector tokens;
+ split_string(iStr, tokens, _t(" "), _t(""), _t("(\""));
+ if(!tokens.empty())
+ {
+ tstring url;
+ parse_css_url(tokens.front(), url);
+ if(url.empty())
+ {
+ url = tokens.front();
+ }
+ tokens.erase(tokens.begin());
+ if(doc)
+ {
+ document_container* doc_cont = doc->container();
+ if(doc_cont)
+ {
+ tstring css_text;
+ tstring css_baseurl;
+ if(baseurl)
+ {
+ css_baseurl = baseurl;
+ }
+ doc_cont->import_css(css_text, url, css_baseurl);
+ if(!css_text.empty())
+ {
+ media_query_list::ptr new_media = media;
+ if(!tokens.empty())
+ {
+ tstring media_str;
+ for(string_vector::iterator iter = tokens.begin(); iter != tokens.end(); iter++)
+ {
+ if(iter != tokens.begin())
+ {
+ media_str += _t(" ");
+ }
+ media_str += (*iter);
+ }
+ new_media = media_query_list::create_from_string(media_str, doc);
+ if(!new_media)
+ {
+ new_media = media;
+ }
+ }
+ parse_stylesheet(css_text.c_str(), css_baseurl.c_str(), doc, new_media);
+ }
+ }
+ }
+ }
+ } else if(text.substr(0, 6) == _t("@media"))
+ {
+ tstring::size_type b1 = text.find_first_of(_t('{'));
+ tstring::size_type b2 = text.find_last_of(_t('}'));
+ if(b1 != tstring::npos)
+ {
+ tstring media_type = text.substr(6, b1 - 6);
+ trim(media_type);
+ media_query_list::ptr new_media = media_query_list::create_from_string(media_type, doc);
+
+ tstring media_style;
+ if(b2 != tstring::npos)
+ {
+ media_style = text.substr(b1 + 1, b2 - b1 - 1);
+ } else
+ {
+ media_style = text.substr(b1 + 1);
+ }
+
+ parse_stylesheet(media_style.c_str(), baseurl, doc, new_media);
+ }
+ }
+}
projects / claws.git / blobdiff