diff options
Diffstat (limited to 'includes/Handle.h')
| -rw-r--r-- | includes/Handle.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/includes/Handle.h b/includes/Handle.h index 99aa3a5..f304086 100644 --- a/includes/Handle.h +++ b/includes/Handle.h @@ -87,6 +87,8 @@ class IO : public IOBase { IO(const IO<T> & io) { if (io.m_h) setHandle(io.m_h); } template<class U> IO(const IO<U> & io) { if (io.m_h) setHandle(io.m_h); } + template<class U> + bool isA() { return !!dynamic_cast<U *>(m_h); } IO<T> & operator=(const IO<T> & io) { if (m_h) m_h->delRef(); setHandle(io.m_h); return *this; } T * operator->() { Assert(m_h); T * r = dynamic_cast<T *>(m_h); Assert(r); return r; } bool isNull() { return dynamic_cast<T *>(m_h); } |