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Add empty query for signals

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Danny Robson 2011-08-10 21:30:03 +10:00
parent 9b049861f1
commit ec5e9f6c87
1 changed files with 5 additions and 0 deletions
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5
signal.hpp
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@ -66,6 +66,11 @@ namespace util {
unsigned int size (void) const unsigned int size (void) const
{ return m_children.size (); } { return m_children.size (); }
bool empty (void) const
{ return m_children.empty (); }
/// Execute all callbacks, ignoring the return parameters. Does not combine results. /// Execute all callbacks, ignoring the return parameters. Does not combine results.
void operator () (Args... tail) { void operator () (Args... tail) {
for (auto i = m_children.begin (), end = m_children.end (); i != end; ++i) for (auto i = m_children.begin (), end = m_children.end (); i != end; ++i)