Records a set of button events that happened recently. This class is usually used only in the data graph, to transmit the recent button presses, but it may be used anywhere a list of ButtonEvents is desired.
void add_event(ButtonEvent event)¶
Adds a new event to the end of the list.
void add_events(ButtonEventList const &other)¶
Appends the events from the other list onto the end of this one.
Empties all the events from the list.
ButtonEvent const &get_event(int n) const¶
Returns the nth event in the list. This does not remove the event from the list; the only way to remove events is to empty the whole list with
int get_num_events(void) const¶
Returns the number of events in the list.
void update_mods(ModifierButtons &mods) const¶
Updates the indicated
ModifierButtonsobject with all of the button up/down transitions indicated in the list.
void write(std::ostream &out, int indent_level = 0) const¶