diff options
| author | Manolo Gouy <Manolo> | 2017-11-13 14:43:58 +0000 |
|---|---|---|
| committer | Manolo Gouy <Manolo> | 2017-11-13 14:43:58 +0000 |
| commit | b171a28de448dbe1347672044250f8b2ed37df32 (patch) | |
| tree | 14ad4ff85e756bedcfdce450a485f2033ea1b8fe | |
| parent | f3896460d64f06a6203da05bdcdabf7e133c8f10 (diff) | |
MacOS: make -[FLWindowDelegate windowShouldClose:] more robust by testing for NULL pointer.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12559 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
| -rw-r--r-- | src/Fl_cocoa.mm | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/Fl_cocoa.mm b/src/Fl_cocoa.mm index 10e727021..1a33422a4 100644 --- a/src/Fl_cocoa.mm +++ b/src/Fl_cocoa.mm @@ -1430,8 +1430,8 @@ static FLWindowDelegate *flwindowdelegate_instance = nil; - (BOOL)windowShouldClose:(id)fl { fl_lock_function(); - Fl::handle( FL_CLOSE, [(FLWindow *)fl getFl_Window] ); // this might or might not close the window - fl_unlock_function(); + Fl_Window *win = [(FLWindow *)fl getFl_Window]; + if (win) Fl::handle(FL_CLOSE, win); // this might or might not close the window fl_unlock_function(); // the system doesn't need to send [fl close] because FLTK does it when needed return NO; } |