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Allows to map an action to all devices.

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This is accomplished by setting a special value (-1) to the device variable
in the InputEvent that's being used to compare with the one received from the OS.

This special value is invalid for a regular input, so it should be safe.
Implements #17942
This commit is contained in:
Nibodhika 2018-04-03 22:29:07 +00:00
parent bcf5b748b5
commit 1e28f63bcf
4 changed files with 47 additions and 19 deletions
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10
core/input_map.cpp
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@ -35,6 +35,8 @@
InputMap *InputMap::singleton = NULL;
int InputMap::ALL_DEVICES = -1;
void InputMap::_bind_methods() {
ClassDB::bind_method(D_METHOD("has_action", "action"), &InputMap::has_action);
@ -103,10 +105,10 @@ List<Ref<InputEvent> >::Element *InputMap::_find_event(List<Ref<InputEvent> > &p
//if (e.type != Ref<InputEvent>::KEY && e.device != p_event.device) -- unsure about the KEY comparison, why is this here?
// continue;
if (e->get_device() != p_event->get_device())
continue;
if (e->action_match(p_event))
return E;
int device = e->get_device();
if (device == ALL_DEVICES || device == p_event->get_device())
if (e->action_match(p_event))
return E;
}
return NULL;