add generic helper class for calling functions in gui thread

[lyx.git] / src / support / lstrings.h

diff --git a/src/support/lstrings.h b/src/support/lstrings.h
index 85ea79b8df54ffe7f086956a6292f5cd9686207d..c04357ec7a8dc0e5473579fe153db7c98d4970cb 100644 (file)
--- a/src/support/lstrings.h
+++ b/src/support/lstrings.h
@@ -83,6 +83,12 @@ char_type lowercase(char_type c);
 /// Does not depend on the locale.
 char_type uppercase(char_type c);
 
+/// Checks if the supplied character is lower-case
+bool isLowerCase(char_type ch);
+
+/// Checks if the supplied character is upper-case
+bool isUpperCase(char_type ch);
+
 /// same as lowercase(), but ignores locale
 std::string const ascii_lowercase(std::string const &);
 docstring const ascii_lowercase(docstring const &);