Function C_DoKey

source/common/console/c_bind.cpp:812–879

//=============================================================================

bool C_DoKey (event_t *ev, FKeyBindings *binds, FKeyBindings *doublebinds)
{
	FString binding;
	bool dclick;
	unsigned int nowtime;

	if (ev->type != EV_KeyDown && ev->type != EV_KeyUp)
		return false;

	if ((unsigned int)ev->data1 >= NUM_KEYS)
		return false;

	dclick = false;

	nowtime = (unsigned)I_msTime();
	if (doublebinds != nullptr && int(DClickTime[ev->data1] - nowtime) > 0 && ev->type == EV_KeyDown)
	{
		// Key pressed for a double click
		binding = doublebinds->GetBinding(ev->data1);
		DClicked.Set(ev->data1);
		dclick = true;
	}
	else
	{
		if (ev->type == EV_KeyDown)
		{ // Key pressed for a normal press
			binding = binds->GetBinding(ev->data1);
			if (doublebinds != nullptr) DClickTime[ev->data1] = nowtime + 571;
		}
		else if (doublebinds != nullptr && DClicked[ev->data1])
		{ // Key released from a double click
			binding = doublebinds->GetBinding(ev->data1);
			DClicked.Clear(ev->data1);
			DClickTime[ev->data1] = 0;
			dclick = true;
		}
		else
		{ // Key released from a normal press
			binding = binds->GetBinding(ev->data1);
		}
	}


	if (binding.IsEmpty())
	{
		binding = binds->GetBinding(ev->data1);
		dclick = false;
	}

	if (ev->type == EV_KeyUp && binding[0] != '+')
	{
		return false;
	}

	if (!binding.IsEmpty() && (chatmodeon == 0 || ev->data1 < 256))
	{
		char *copy = binding.LockBuffer();