修改status_bar.xml :
<LinearLayout android:id="@+id/status_bar_contents"android:background="#1ABC9C"android:layout_width="match_parent"android:layout_height="match_parent"android:paddingStart="@dimen/status_bar_padding_start"android:paddingEnd="@dimen/status_bar_padding_end"android:paddingTop="@dimen/status_bar_padding_top"android:orientation="horizontal">