diff options
Diffstat (limited to 'src/gui_form.hh')
| -rw-r--r-- | src/gui_form.hh | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui_form.hh b/src/gui_form.hh index 190cf4e..d154518 100644 --- a/src/gui_form.hh +++ b/src/gui_form.hh @@ -14,7 +14,7 @@ public: public: virtual ~Listener() {} - virtual bool about_to_close(GuiForm* form); + virtual bool about_to_close(GuiForm* form) = 0; protected: Listener() {} |