/home/abuild/rpmbuild/BUILD/slingshot-launcher-0.8/src/Widgets/AppEntry.vala: In function 'slingshot_widgets_app_entry_construct':
/home/abuild/rpmbuild/BUILD/slingshot-launcher-0.8/src/Widgets/AppEntry.vala:53:40: error: 'GTK_STYLE_CLASS_FLAT' undeclared (first use in this function)
get_style_context ().add_class (Gtk.STYLE_CLASS_FLAT);
^
/home/abuild/rpmbuild/BUILD/slingshot-launcher-0.8/src/Widgets/AppEntry.vala:53:40: note: each undeclared identifier is reported only once for each function it appears in
CMakeFiles/slingshot-launcher.dir/build.make:341: recipe for target 'CMakeFiles/slingshot-launcher.dir/src/Widgets/AppEntry.c.o' failed
I believe I resolved this by hardcoding BuildRequires: pkgconfig( vapigen- 0.22) instead of it allowing the latest and greatest with BuildRequires: vala >= 0.22