From 408728aed9d509e28af6c269d9cd541677c7d41e Mon Sep 17 00:00:00 2001
From: =?utf8?q?Uwe=20St=C3=B6hr?= <uwestoehr@web.de>
Date: Mon, 5 Mar 2012 22:04:22 +0000
Subject: [PATCH] tex2lyx: support for inline listings (fixes last part of
 #8066) OK also for branch?

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@40860 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/tex2lyx/Parser.cpp | 22 ++++++++++++++++++++++
 src/tex2lyx/Parser.h   |  7 +++++++
 src/tex2lyx/text.cpp   | 24 +++++++++++++++++++-----
 3 files changed, 48 insertions(+), 5 deletions(-)

diff --git a/src/tex2lyx/Parser.cpp b/src/tex2lyx/Parser.cpp
index 06027e880a..290b7ba7b7 100644
--- a/src/tex2lyx/Parser.cpp
+++ b/src/tex2lyx/Parser.cpp
@@ -502,6 +502,28 @@ string const Parser::plainEnvironment(string const & name)
 }
 
 
+string const Parser::plainCommand(char left, char right, string const & name)
+{
+	if (!good())
+		return string();
+	// ceck if first token is really the start character
+	Token tok = get_token();
+	if (tok.character() != left) {
+		cerr << "first character does not match start character of command \\" << name << endl;
+		return string();
+	}
+	ostringstream os;
+	for (Token t = get_token(); good(); t = get_token()) {
+		if (t.character() == right) {
+			return os.str();
+		} else
+			os << t.asInput();
+	}
+	cerr << "unexpected end of input" << endl;
+	return os.str();
+}
+
+
 void Parser::tokenize_one()
 {
 	catInit();
diff --git a/src/tex2lyx/Parser.h b/src/tex2lyx/Parser.h
index 2f4e26a587..3b852e1090 100644
--- a/src/tex2lyx/Parser.h
+++ b/src/tex2lyx/Parser.h
@@ -202,6 +202,13 @@ public:
 	* This function is designed to parse verbatim environments.
 	*/
 	std::string const plainEnvironment(std::string const & name);
+	/*
+	* Basically the same as plainEnvironment(std::string const & name) but
+	* instead of \begin and \end commands the parsing is started/stopped
+	* at given characters.
+	* This function is designed to parse verbatim commands.
+	*/
+	std::string const plainCommand(char left, char right, std::string const & name);
 	/*!
 	 * Returns the character of the current token and increments
 	 * the token position.
diff --git a/src/tex2lyx/text.cpp b/src/tex2lyx/text.cpp
index 65f4e3ce49..e083e39ec8 100644
--- a/src/tex2lyx/text.cpp
+++ b/src/tex2lyx/text.cpp
@@ -1118,7 +1118,7 @@ void parse_outer_box(Parser & p, ostream & os, unsigned flags, bool outer,
 }
 
 
-void parse_listings(Parser & p, ostream & os, Context & parent_context)
+void parse_listings(Parser & p, ostream & os, Context & parent_context, bool in_line)
 {
 	parent_context.check_layout(os);
 	begin_inset(os, "listings\n");
@@ -1133,11 +1133,20 @@ void parse_listings(Parser & p, ostream & os, Context & parent_context)
 		}
 		os << "lstparams " << '"' << arg << '"' << '\n';
 	}
-	os << "inline false\n"
-	   << "status collapsed\n";
+	if (in_line)
+		os << "inline true\n";
+	else
+		os << "inline false\n";
+	os << "status collapsed\n";
 	Context context(true, parent_context.textclass);
 	context.layout = &parent_context.textclass.plainLayout();
-	string const s = p.plainEnvironment("lstlisting");
+	string s;
+	if (in_line) {
+		s = p.plainCommand('!', '!', "lstinline");
+		context.new_paragraph(os);
+		context.check_layout(os);
+	} else
+		s = p.plainEnvironment("lstlisting");
 	for (string::const_iterator it = s.begin(), et = s.end(); it != et; ++it) {
 		if (*it == '\\')
 			os << "\n\\backslash\n";
@@ -1399,7 +1408,7 @@ void parse_environment(Parser & p, ostream & os, bool outer,
 		eat_whitespace(p, os, parent_context, false);
 		// FIXME handle the automatic color package loading
 		// uwestoehr asks: In what case color is loaded?
-		parse_listings(p, os, parent_context);
+		parse_listings(p, os, parent_context, false);
 		p.skip_spaces();
 	}
 
@@ -2787,6 +2796,11 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 			end_inset(os);
 		}
 
+		else if (t.cs() == "lstinline") {
+			p.skip_spaces();
+			parse_listings(p, os, context, true);
+		}
+
 		else if (t.cs() == "ensuremath") {
 			p.skip_spaces();
 			context.check_layout(os);
-- 
2.39.5