Escape underscores in port matrix menus correctly so that track names etc. with underscores get displayed properly.

git-svn-id: svn://localhost/ardour2/branches/3.0@6491 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 18 insertions, 0 deletions

diff --git a/gtk2_ardour/utils.cc b/gtk2_ardour/utils.cc
index 9aba168ef1..b8d7569414 100644
--- a/gtk2_ardour/utils.cc
+++ b/gtk2_ardour/utils.cc
@@ -1016,3 +1016,21 @@ pixbuf_from_ustring(const ustring& name, Pango::FontDescription* font, int clip_
 
 	return buf;
 }
+
+/** Replace _ with __ in a string; for use with menu item text to make underscores displayed correctly */
+string
+escape_underscores (string const & s)
+{
+	string o;
+	string::size_type const N = s.length ();
+
+	for (string::size_type i = 0; i < N; ++i) {
+		if (s[i] == '_') {
+			o += "__";
+		} else {
+			o += s[i];
+		}
+	}
+
+	return o;
+}