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-rw-r--r--src/fl_shortcut.cxx14
1 files changed, 13 insertions, 1 deletions
diff --git a/src/fl_shortcut.cxx b/src/fl_shortcut.cxx
index c2955152c..2305545f6 100644
--- a/src/fl_shortcut.cxx
+++ b/src/fl_shortcut.cxx
@@ -344,9 +344,21 @@ int Fl_Widget::test_shortcut(const char *t, const bool require_alt) {
// for menubars etc. shortcuts must work only if the Alt modifier is pressed
if (require_alt && Fl::event_state(FL_ALT)==0) return 0;
unsigned int c = fl_utf8decode(Fl::event_text(), Fl::event_text()+Fl::event_length(), 0);
+#ifdef __APPLE__
+ // this line makes underline shortcuts work the same way they do on MSWindow
+ // and Linux.
+ if (c && Fl::event_state(FL_ALT))
+ c = Fl::event_key();
+#endif
if (!c) return 0;
- if (c == label_shortcut(t))
+ unsigned int ls = label_shortcut(t);
+ if (c == ls)
return 1;
+#ifdef __APPLE__
+ // On OS X, we need to simulate the upper case keystroke as well
+ if (Fl::event_state(FL_ALT) && c<128 && isalpha(c) && (unsigned)toupper(c)==ls)
+ return 1;
+#endif
return 0;
}