int BindCommand()

in Lilypad/Config.cpp [1158:1246]
83 lines of code
30 McCabe index (conditional complexity)

int BindCommand(Device *dev, unsigned int uid, unsigned int port, unsigned int slot, int command, int sensitivity, int turbo, int deadZone) {
	// Checks needed because I use this directly when loading bindings.
	if (port > 1 || slot>3) {
		return -1;
	}
	if (!sensitivity) sensitivity = BASE_SENSITIVITY;
	if ((uid>>16) & (PSHBTN|TGLBTN)) {
		deadZone = 0;
	}
	else if (!deadZone) {
		if ((uid>>16) & PRESSURE_BTN) {
			deadZone = 1;
		}
		else {
			deadZone = DEFAULT_DEADZONE;
		}
	}
	// Relative axes can have negative sensitivity.
	else if (((uid>>16) & 0xFF) == RELAXIS) {
		sensitivity = abs(sensitivity);
	}
	VirtualControl *c = dev->GetVirtualControl(uid);
	if (!c) return -1;
	// Add before deleting.  Means I won't scroll up one line when scrolled down to bottom.
	int controlIndex = c - dev->virtualControls;
	int index = 0;
	PadBindings *p = dev->pads[port]+slot;
	p->bindings = (Binding*) realloc(p->bindings, (p->numBindings+1) * sizeof(Binding));
	for (index = p->numBindings; index > 0; index--) {
		if (p->bindings[index-1].controlIndex < controlIndex) break;
		p->bindings[index] = p->bindings[index-1];
	}
	Binding *b = p->bindings+index;
	p->numBindings++;
	b->command = command;
	b->controlIndex = controlIndex;
	b->turbo = turbo;
	b->sensitivity = sensitivity;
	b->deadZone = deadZone;
	// Where it appears in listview.
	int count = ListBoundCommand(port, slot, dev, b);

	int newBindingIndex = index;
	index = 0;
	while (index < p->numBindings) {
		if (index == newBindingIndex) {
			index ++;
			continue;
		}
		b = p->bindings + index;
		int nuke = 0;
		if (config.multipleBinding) {
			if (b->controlIndex == controlIndex && b->command == command)
				nuke = 1;
		}
		else {
			int uid2 = dev->virtualControls[b->controlIndex].uid;
			if (b->controlIndex == controlIndex || (!((uid2^uid) & 0xFFFFFF) && ((uid|uid2) & (UID_POV | UID_AXIS))))
				nuke = 1;
		}
		if (!nuke) {
			index++;
			continue;
		}
		if (index < newBindingIndex) {
			newBindingIndex--;
			count --;
		}
		DeleteBinding(port, slot, dev, b);
	}
	if (!config.multipleBinding) {
		for (int port2=0; port2<2; port2++) {
			for (int slot2=0; slot2<4; slot2++) {
				if (port2==port && slot2 == slot) continue;
				PadBindings *p = dev->pads[port2]+slot2;
				for (int i=0; i < p->numBindings; i++) {
					Binding *b = p->bindings+i;
					int uid2 = dev->virtualControls[b->controlIndex].uid;
					if (b->controlIndex == controlIndex || (!((uid2^uid) & 0xFFFFFF) && ((uid|uid2) & (UID_POV | UID_AXIS)))) {
						DeleteBinding(port2, slot2, dev, b);
						i--;
					}
				}
			}
		}
	}

	return count;
}