The GSignalInvocationHint structure is used to pass on additional information
to callbacks during a signal emission.
guint signal_id;
The signal id of the signal invoking the callback
GQuark detail;
The detail passed on for this emission
GSignalFlags run_type;
The stage the signal emission is currently in, this
field will contain one of G_SIGNAL_RUN_FIRST,
G_SIGNAL_RUN_LAST or G_SIGNAL_RUN_CLEANUP.
The GSignalInvocationHint structure is used to pass on additional information to callbacks during a signal emission. guint signal_id; The signal id of the signal invoking the callback GQuark detail; The detail passed on for this emission GSignalFlags run_type; The stage the signal emission is currently in, this field will contain one of G_SIGNAL_RUN_FIRST, G_SIGNAL_RUN_LAST or G_SIGNAL_RUN_CLEANUP.