diff options
| author | Albrecht Schlosser <albrechts.fltk@online.de> | 2016-07-15 19:23:32 +0000 |
|---|---|---|
| committer | Albrecht Schlosser <albrechts.fltk@online.de> | 2016-07-15 19:23:32 +0000 |
| commit | 97139057106b6e9022c39ff46b2fc7b0dbcbf35c (patch) | |
| tree | 77695948682d9c3f926244dee06d20270c86ddb2 /src | |
| parent | db05cd1a926385d830a480f785738b1a678a9671 (diff) | |
Allow widget callback to be NULL (STR #2835).
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11812 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'src')
| -rw-r--r-- | src/Fl_Widget.cxx | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/Fl_Widget.cxx b/src/Fl_Widget.cxx index 717f8efb9..ee6104354 100644 --- a/src/Fl_Widget.cxx +++ b/src/Fl_Widget.cxx @@ -321,6 +321,7 @@ Fl_Widget::copy_label(const char *a) { */ void Fl_Widget::do_callback(Fl_Widget* o,void* arg) { + if (!callback_) return; Fl_Widget_Tracker wp(this); callback_(o,arg); if (wp.deleted()) return; |