omp-wx/pages/set/volume/volume.wxml

<form catchsubmit="submit">
	<view class="white-block">
		<view class="form-item">
			<view class="label">通话音量：</view>
			<view class="slider">
				<slider name="phoneVol" value="{{setInfo.phoneVol}}" show-value activeColor="#5D88FF" block-size="24" max="6" />
			</view>
		</view>
		<view class="form-item">
			<view class="label">系统音量：</view>
			<view class="slider">
				<slider name="msgVol" value="{{setInfo.msgVol}}" show-value activeColor="#5D88FF" block-size="24" max="6" />
			</view>
		</view>

		<view class="form-item">
			<view class="label">铃声音量：</view>
			<view class="slider">
				<slider name="ringVol" value="{{setInfo.ringVol}}" show-value activeColor="#5D88FF" block-size="24" max="6" />
			</view>
		</view>

	</view>

	<button class="button-normal" form-type="submit">保存</button>
</form>