X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Flyxlex.C;h=afda6e35ebf616a77a9bfe2911950278290a5e4f;hb=69bee02a8901793b34ac5ca6d07e93910cef4005;hp=8d1b30b60cf5568cf4504237d85b9c303ca7911a;hpb=91de22ef340abbf1e9ba7d422bcd9024fa90d63f;p=lyx.git

diff --git a/src/lyxlex.C b/src/lyxlex.C
index 8d1b30b60c..afda6e35eb 100644
--- a/src/lyxlex.C
+++ b/src/lyxlex.C
@@ -14,15 +14,26 @@
 #include <config.h>
 
 #include "lyxlex.h"
-#include "lyxlex_pimpl.h"
+
 #include "debug.h"
+#include "lyxlex_pimpl.h"
+
 #include "support/lstrings.h"
 
-using namespace lyx::support;
+using lyx::support::compare_ascii_no_case;
+using lyx::support::isStrDbl;
+using lyx::support::isStrInt;
+using lyx::support::ltrim;
+using lyx::support::prefixIs;
+using lyx::support::strToDbl;
+using lyx::support::strToInt;
+using lyx::support::subst;
+using lyx::support::trim;
 
-using std::ostream;
-using std::istream;
 using std::endl;
+using std::string;
+using std::istream;
+using std::ostream;
 
 
 LyXLex::LyXLex(keyword_item * tab, int num)
@@ -243,3 +254,70 @@ int LyXLex::findToken(char const * str[])
 
 	return i;
 }
+
+
+LyXLex::operator void const *() const
+{
+	// This behaviour is NOT the same as the std::streams which would
+	// use fail() here. However, our implementation of getString() et al.
+	// can cause the eof() and fail() bits to be set, even though we
+	// haven't tried to read 'em.
+	return pimpl_->is.bad() ? 0 : this;
+}
+
+
+bool LyXLex::operator!() const
+{
+	return pimpl_->is.bad();
+}
+
+
+LyXLex & LyXLex::operator>>(std::string & s)
+{
+	if (isOK()) {
+		next();
+		s = getString();
+	}
+	return *this;
+}
+
+
+LyXLex & LyXLex::operator>>(float & s)
+{
+	if (isOK()) {
+		next();
+		s = getFloat();
+	}
+	return *this;
+}
+
+
+LyXLex & LyXLex::operator>>(int & s)
+{
+	if (isOK()) {
+		next();
+		s = getInteger();
+	}
+	return *this;
+}
+
+
+LyXLex & LyXLex::operator>>(unsigned int & s)
+{
+	if (isOK()) {
+		next();
+		s = getInteger();
+	}
+	return *this;
+}
+
+
+LyXLex & LyXLex::operator>>(bool & s)
+{
+	if (isOK()) {
+		next();
+		s = getBool();
+	}
+	return *this;
+}
+