From 077f57c4b994f48634c82914cdf67b569f64d50e Mon Sep 17 00:00:00 2001
From: Nimetu <nimetu@gmail.com>
Date: Tue, 7 May 2019 19:40:10 +0300
Subject: [PATCH] Changed: Keep track of all pseudo elements matching html
 element

--HG--
branch : develop
---
 code/nel/include/nel/gui/html_element.h | 12 ++++++--
 code/nel/src/gui/css_style.cpp          | 11 ++-----
 code/nel/src/gui/group_html.cpp         | 22 +++++---------
 code/nel/src/gui/html_element.cpp       | 40 +++++++++++++++++++++++++
 4 files changed, 61 insertions(+), 24 deletions(-)

diff --git a/code/nel/include/nel/gui/html_element.h b/code/nel/include/nel/gui/html_element.h
index bac681c1c..b7bceb4ab 100644
--- a/code/nel/include/nel/gui/html_element.h
+++ b/code/nel/include/nel/gui/html_element.h
@@ -47,8 +47,6 @@ namespace NLGUI
 
 		// defined style and :before/:after pseudo elements
 		TStyle Style;
-		TStyle StyleBefore;
-		TStyle StyleAfter;
 
 		// hierarchy
 		CHtmlElement *parent;
@@ -79,6 +77,16 @@ namespace NLGUI
 
 		// debug
 		std::string toString(bool tree = false, uint depth = 0) const;
+
+		// query, get, set pseudo element style rules
+		void clearPseudo();
+		bool hasPseudo(const std::string &key) const;
+		TStyle getPseudo(const std::string &key) const;
+		void setPseudo(const std::string &key, const TStyle &style);
+
+	private:
+		// pseudo elements like ":before" and ":after"
+		std::map<std::string, TStyle> _Pseudo;
 	};
 }
 
diff --git a/code/nel/src/gui/css_style.cpp b/code/nel/src/gui/css_style.cpp
index 0147b06f5..95503e77c 100644
--- a/code/nel/src/gui/css_style.cpp
+++ b/code/nel/src/gui/css_style.cpp
@@ -89,8 +89,7 @@ namespace NLGUI
 		}
 
 		elm.Style.clear();
-		elm.StyleBefore.clear();
-		elm.StyleAfter.clear();
+		elm.clearPseudo();
 
 		if (!mRules.empty())
 		{
@@ -101,13 +100,9 @@ namespace NLGUI
 				{
 					merge(elm.Style, i->Properties);
 				}
-				else if (i->PseudoElement == ":before")
-				{
-					merge(elm.StyleBefore, i->Properties);
-				}
-				else if (i->PseudoElement == ":after")
+				else
 				{
-					merge(elm.StyleAfter, i->Properties);
+					elm.setPseudo(i->PseudoElement, i->Properties);
 				}
 			}
 		}
diff --git a/code/nel/src/gui/group_html.cpp b/code/nel/src/gui/group_html.cpp
index 7f8d29a79..76a7d3c25 100644
--- a/code/nel/src/gui/group_html.cpp
+++ b/code/nel/src/gui/group_html.cpp
@@ -1193,26 +1193,20 @@ namespace NLGUI
 	// ***************************************************************************
 	void CGroupHTML::renderPseudoElement(const std::string &pseudo, const CHtmlElement &elm)
 	{
-		if (pseudo == ":before" && !elm.StyleBefore.empty())
-		{
-			_Style.pushStyle();
-			_Style.applyStyle(elm.StyleBefore);
-		}
-		else if (pseudo == ":after" && !elm.StyleAfter.empty())
-		{
-			_Style.pushStyle();
-			_Style.applyStyle(elm.StyleAfter);
-		}
-		else
-		{
-			// unknown pseudo element
+		if (pseudo != ":before" && pseudo != ":after")
 			return;
-		}
+
+		if (!elm.hasPseudo(pseudo))
+			return;
+
+		_Style.pushStyle();
+		_Style.applyStyle(elm.getPseudo(pseudo));
 
 		// TODO: 'content' should already be tokenized in css parser as it has all the functions for that
 		std::string content = trim(_Style.getStyle("content"));
 		if (toLower(content) == "none" || toLower(content) == "normal")
 		{
+			_Style.popStyle();
 			return;
 		}
 
diff --git a/code/nel/src/gui/html_element.cpp b/code/nel/src/gui/html_element.cpp
index 215c1c9f5..141fa87af 100644
--- a/code/nel/src/gui/html_element.cpp
+++ b/code/nel/src/gui/html_element.cpp
@@ -82,6 +82,46 @@ namespace NLGUI
 		}
 	}
 
+	// ***************************************************************************
+	void CHtmlElement::clearPseudo()
+	{
+		_Pseudo.clear();
+	}
+
+	// ***************************************************************************
+	bool CHtmlElement::hasPseudo(const std::string &key) const
+	{
+		return _Pseudo.find(key) != _Pseudo.end();
+	}
+
+	// ***************************************************************************
+	TStyle CHtmlElement::getPseudo(const std::string &key) const
+	{
+		std::map<std::string, TStyle>::const_iterator it = _Pseudo.find(key);
+		if (it != _Pseudo.end())
+			return it->second;
+
+		return TStyle();
+	}
+
+	// ***************************************************************************
+	void CHtmlElement::setPseudo(const std::string &key, const TStyle &style)
+	{
+		std::map<std::string, TStyle>::iterator it = _Pseudo.find(key);
+		if (it != _Pseudo.end())
+		{
+			// insert into previous, override previous values if they exist
+			for(TStyle::const_iterator itStyle = style.begin(); itStyle != style.end(); ++itStyle)
+			{
+				it->second[itStyle->first] = itStyle->second;
+			}
+		}
+		else
+		{
+			_Pseudo[key] = style;
+		}
+	}
+
 	// ***************************************************************************
 	std::string CHtmlElement::toString(bool tree, uint depth) const
 	{