trtc_simple_demo_ios/lib/page/hardware_detection/widgets/speaker_detection.dart

import 'package:flutter/material.dart';
import 'package:get/get.dart';

import '../index.dart';
import 'widgets.dart';

/// 扬声器检测
class SpeakerDetection extends GetView<HardwareDetectionController> {
  SpeakerDetection({Key? key}) : super(key: key);

  final smallTitleStyle = TextStyle(
    fontSize: 14,
    fontWeight: FontWeight.bold,
    height: 1,
  );

  /// 副标题行高：[摄像头]、[麦克风]、[扬声器]
  static const _subTitleRowHright = 30.0;

  @override
  Widget build(BuildContext context) {
    return Container(
      width: 300,
      child: Column(
        children: [
          Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Container(
                height: _subTitleRowHright,
                width: 300,
                child: Row(
                  children: [
                    Text("扬声器", style: smallTitleStyle),
                    SizedBox(width: 10),
                    Obx(() {
                      if (controller.state.speakerAvailable == null)
                        return Container();
                      return controller.state.speakerAvailable!
                          ? CommonWidgets.deviceAvailableTip()
                          : CommonWidgets.deviceUnavailableTip();
                    }),
                    Expanded(child: Container()),
                    InkWell(
                      onTap: controller.refreshSpeakerList,
                      child: Icon(
                        Icons.refresh,
                        size: 18,
                      ),
                    )
                  ],
                ),
              ),
              _speakerSelector(),
            ],
          ),
          DetectButton(
            deviceType: HardwareDeviceType.speaker,
            subTitleRowHright: _subTitleRowHright,
          ),
        ],
      ),
    );
  }

  /// 扬声器选择器
  Widget _speakerSelector() {
    return Obx(
      () {
        List<HardwareDevice> source = controller.state.speakerList;
        bool noSpeaker = source.isEmpty;
        if (controller.state.searchingSpeaker)
          return CommonWidgets.deviceFindingTip();
        return noSpeaker
            ? CommonWidgets.deviceNotFoundTip()
            : Container(
                height: 30,
                width: 300,
                child: Row(
                  children: [
                    Expanded(
                      child: Tooltip(
                        message: "${source.first.name}",
                        child: Center(
                          child: Text(
                            source.first.name,
                            style: TextStyle(
                              fontSize: 14,
                              color: Colors.black,
                            ),
                            overflow: TextOverflow.ellipsis,
                          ),
                        ),
                      ),
                    ),
                  ],
                ),
              );
      },
    );
  }
}