GuiRangeTriggerInvertRedstone.java

//This class is a stub, obviously.
TileEntityRangeTrigger trigger;
private boolean checked;

@Override
public boolean mousePressed(Minecraft minecraft, int i, int j) {
	if (super.mousePressed(minecraft, i, j)) {
		checked = !checked;
		int value = checked ? -2 : -1;
		trigger.setInvertRedstone(checked);
		NetworkHelper nh = new NetworkHelper();
		System.out.println("DEBUG STUFF");
		
		try {
			Method m1 = nh.getClass().getMethod("initiateClientTileEntityEvent", TileEntity.class, int.class);
			m1.setAccessible(true);
			m1.invoke(trigger, value);
		} catch (Exception e) {
			e.printStackTrace();
		}
		
		return true;
	} else {
		return false;
	}
}