<?xml version="1.0" encoding="utf-8" standalone="yes"?>
<panel name="panel_im_control_panel">
	<layout_stack name="vertical_stack">
		<layout_panel name="call_btn_panel">
			<button label="通話" name="call_btn"/>
		</layout_panel>
		<layout_panel name="end_call_btn_panel">
			<button label="離開通話" name="end_call_btn"/>
		</layout_panel>
		<layout_panel name="voice_ctrls_btn_panel">
			<button label="語音控制" name="voice_ctrls_btn"/>
		</layout_panel>
	</layout_stack>
</panel>