加入蓝牙扫描界面和功能 并发送蓝牙信息给远程服务进行连接；展示 蓝牙状态

endian11

2020-11-24 da23e781a4ed4c37e3772d02e8000d9b006d01b9

 app/src/main/java/safeluck/drive/evaluation/fragment/BleScanFragment.java

@@ -1,25 +1,42 @@
package safeluck.drive.evaluation.fragment;

import android.app.Activity;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.text.Html;
import android.text.Spanned;
import android.text.TextUtils;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.TextView;
import android.widget.Toast;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.widget.Toolbar;

import com.anyun.exam.lib.AYSdk;

import org.json.JSONException;
import org.json.JSONObject;

import java.util.ArrayList;
import java.util.List;
import java.util.Set;

import me.yokeyword.fragmentation.SupportFragment;
import safeluck.drive.evaluation.Constant;
import safeluck.drive.evaluation.MainActivity;
import safeluck.drive.evaluation.R;
import safeluck.drive.evaluation.adapter.AdapterBleList;
import safeluck.drive.evaluation.bean.AYBluetoothDevice;
@@ -38,17 +55,25 @@
    public static int UPGRADE_17_AFTER = 0;





    private List<AYBluetoothDevice> mWifiList = new ArrayList<>();
    private PullListView mLvWifiList;
    private TextView mTvNoPro;
    private final static String TAG = BleScanFragment.class.getSimpleName();

    private Toolbar mToolbar;
    private PullToRefreshLayout mPullRefreshLayout;
    private String mSelectSsid;
    private TextView mTvNotify;
    private AdapterBleList mAdapterWifiList;
    public static BleScanFragment newInstantce(){
        return new BleScanFragment();
    }

    public static BleScanFragment newInstance() {
        BleScanFragment bleScanFragment = new BleScanFragment();
        return bleScanFragment;
    }

    private void initListView() {
@@ -61,23 +86,26 @@
                mAdapterWifiList.setList(mWifiList);
            }

            if (mWifiList.isEmpty()) {
                mTvNotify.setClickable(true);
                Spanned spanned = Html.fromHtml(getString(R.string.auto_act_to_refresh) + "<font color=\'#00ADEF\'>使用帮助</font>");
                mTvNotify.setText(spanned);
                mTvNoPro.setVisibility(View.VISIBLE);

            } else {
                mTvNotify.setClickable(false);
                mTvNoPro.setVisibility(View.GONE);
                mTvNotify.setText(getString(R.string.auto_act_to_select));
            }
        }
    }
    /**
     * 初始化列表
     */
    private void initView(View view) {

        mToolbar = (Toolbar) view.findViewById(R.id.toolbar);
        mToolbar.setTitle("蓝牙扫描");
        if (HomeFragment.class.getSimpleName().equals(getTopFragment().getClass().getSimpleName())){
            ((MainActivity)_mActivity).viewtitle.setVisibility(View.VISIBLE);
            ((MainActivity)_mActivity).btn_return.setVisibility(View.VISIBLE);

        }else{
            ((MainActivity)_mActivity).viewtitle.setVisibility(View.GONE);
            ((MainActivity)_mActivity).btn_return.setVisibility(View.GONE);
        }
        initToolbarNav(mToolbar);

        mLvWifiList = (PullListView) view.findViewById(R.id.lv_wifi_list);
        mTvNotify = (TextView) view.findViewById(R.id.tv_notify);
        mTvNoPro = (TextView)view. findViewById(R.id.tv_no_pro);
@@ -87,8 +115,25 @@
        mPullRefreshLayout.setOnRefreshListener(this);
        mTvNotify.setOnClickListener(this);

        initListView();

    }
    protected void initToolbarNav(Toolbar toolbar) {
        toolbar.setNavigationIcon(R.drawable.ic_arrow_back_white_24dp);
        toolbar.setNavigationOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                pop();
            }
        });
    }

    @Override
    public void onDetach() {
        super.onDetach();
        ((MainActivity)_mActivity).viewtitle.setVisibility(View.VISIBLE);
        ((MainActivity)_mActivity).btn_return.setVisibility(View.VISIBLE);
    }

    @Nullable
@@ -101,7 +146,27 @@

    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
         AYBluetoothDevice by =mWifiList.get(position);
         if (by != null){
             BluetoothDevice ble = by.getBleDevice();
             if (ble!=null ){
                 String name = ble.getName();
                 if (TextUtils.isEmpty(name)){
                     name = "未知";
                 }
                 JSONObject jsonObject = new JSONObject();
                 try {
                     jsonObject.put("bluetooth_name",name);
                     jsonObject.put("bluetooth_addr",ble.getAddress());
                 } catch (JSONException e) {
                     e.printStackTrace();
                 }

                 String json = jsonObject.toString();
                 Log.i(TAG,json);
                 AYSdk.getInstance().sendCmd(Constant.ID_MS_BLUETOOTH_NAME,json);
             }
         }
    }

    @Override
@@ -117,29 +182,10 @@
        if (mTvNoPro.getVisibility() != View.GONE) {
            mTvNoPro.setVisibility(View.GONE);
        }
        new Handler() {
            @Override
            public void handleMessage(Message msg) {
                // 千万别忘了告诉控件刷新完毕了哦！
                mPullRefreshLayout.refreshFinish(PullToRefreshLayout.SUCCEED);

                addDatas();
                if (mWifiList != null) {
                    initListView();
                } else {

                }
                Log.e(TAG, "onResume");
            }
        }.sendEmptyMessageDelayed(0, 1000);
    }

    private void addDatas() {
        for (int i = 0; i < 5; i++) {
            mWifiList.add(new AYBluetoothDevice("123"+i));
        }
        BluetoothManager.getInstance().startDiscovery();

    }


    @Override
    public void onLoadMore(PullToRefreshLayout pullToRefreshLayout) {
@@ -155,4 +201,88 @@
    public void onClick(View v) {

    }
private IntentFilter filter;
    private BroadcastReceiver receiver;
    @Override
    public void onResume() {
        super.onResume();
        Log.i(TAG,"onResume");
//广播过滤
        filter = new IntentFilter();
        filter.addAction(BluetoothDevice.ACTION_FOUND);
        filter.addAction(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
        filter.setPriority(Integer.MAX_VALUE);//设置广播的优先级最大

        receiver = new BroadcastReceiver() {
            @Override
            public void onReceive(Context context, Intent intent) {
                try{
                    String action = intent.getAction();
                    Log.e(TAG,"接收到蓝牙广播！" + "action = " + action);
                    switch (action) {
                        case BluetoothDevice.ACTION_FOUND:
                            final BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
                            if (device.getName() != null && device != null) {
                                Log.i(TAG, "device Name: " + device.getName());
                                Log.i(TAG, "device Addr: " + device.getAddress());

                                _mActivity.runOnUiThread(new Runnable() {
                                    @Override
                                    public void run() {
                                        Log.e(TAG, "开始添加设备！");
                                        mWifiList.add(new AYBluetoothDevice(device));
                                        mAdapterWifiList.notifyDataSetChanged();
                                    }
                                });
                            }
                            break;
                        case BluetoothAdapter.ACTION_DISCOVERY_FINISHED:
                            System.out.println("ACTION_DISCOVERY_FINISHED");
                            Log.e(TAG, "扫描完成！");
                            new Handler() {
                                @Override
                                public void handleMessage(Message msg) {
                                    // 千万别忘了告诉控件刷新完毕了哦！
                                    mPullRefreshLayout.refreshFinish(PullToRefreshLayout.SUCCEED);



                                }
                            }.sendEmptyMessageDelayed(0, 100);
//                            if (mActivity instanceof Activity) {
//                                mActivity.runOnUiThread(new Runnable() {
//                                    @Override
//                                    public void run() {
//                                        Log.e(TAG, "finished 开始添加设备！");
//                                        Set<BluetoothDevice> paired = adapter.getBondedDevices();
//                                        Log.e(TAG, "paired = " + paired);
//                                        if (paired != null && paired.size() > 0) {
//                                            for (BluetoothDevice bonded : paired) {
//                                                if (mlist.indexOf(bonded) == -1) {
//                                                    mlist.add(bonded);
//                                                    deviceAdapter.notifyDataSetChanged();
//                                                }
//                                            }
//                                        }
//                                        Log.e(TAG, "扫描完成后的list: " + mlist);
//                                    }
//                                });
//                            }
//                            Log.e(TAG, "扫描完成后的list: " + mlist);
                            break;
                    }
                }catch (Exception e){
                    e.printStackTrace();
                }
            }
        };
        //注册蓝牙搜索结果的receiver(receiver, filter);
        _mActivity.registerReceiver(receiver,filter);
    }

    @Override
    public void onStop() {
        super.onStop();
        _mActivity.unregisterReceiver(receiver);
    }
}