The match types specify what gobject.global.signalHandlersBlockMatched, gobject.global.signalHandlersUnblockMatched and gobject.global.signalHandlersDisconnectMatched match signals by.
The signal id must be equal.
The signal detail must be equal.
The closure must be the same.
The C closure callback must be the same.
The closure data must be the same.
Only unblocked signals may be matched.
The match types specify what gobject.global.signalHandlersBlockMatched, gobject.global.signalHandlersUnblockMatched and gobject.global.signalHandlersDisconnectMatched match signals by.