message: Ignore mouse input if window is unfocused
diff: @@ -301,9 +301,11 @@ impl<N: Notify> Processor<N> {
  processor.received_char(c);
  },
  MouseInput { state, button, modifiers, .. } => {
  + if *window_is_focused {
  *hide_cursor = false;
  processor.mouse_input(state, button, modifiers);
  processor.ctx.terminal.dirty = true;
  + }
  },
  CursorMoved { position: (x, y), modifiers, .. } => {
  let x = x as i32;
  