每日日报2021.2.12

Posted 2021-06-20 1905-1雷宇

今天完成内容：

开发体温app

1.编写代码

@Override
    public void onClick(View v) {
        String name=et_name.getText().toString();
        String riqi="",time="",space="";
        String wen=et_wen.getText().toString();
        Date date = new Date();
        SimpleDateFormat simpleDateFormat;
        switch (v.getId()){
            case R.id.bt_riqi:
                simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
                riqi= simpleDateFormat.format(date);
                tv_riqi.setText(riqi);
                break;
            case R.id.bt_time:
                simpleDateFormat = new SimpleDateFormat("HH:mm:ss");
                time = simpleDateFormat.format(date);
                tv_time.setText(time);
                break;
            case R.id.bt_space:
                LocationManager locationManager = (LocationManager) getSystemService(LOCATION_SERVICE);

                initNavi();

                //权限检查的代码
                if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
                    // TODO: Consider calling
                    return;
                }
                locationManager.requestLocationUpdates(
                        LocationManager.GPS_PROVIDER,//指定GPS定位提供者
                        1000,//指定数据更新的间隔时间
                        1,//位置间隔的距离为1m
                        new LocationListener() {//监听GPS信息是否改变
                            @Override
                            public void onLocationChanged(Location location) {//GPS信息发送改变时回调
                                Log.i("lgq","onLocationChanged===="+location.getProvider());
                            }

                            @Override
                            public void onStatusChanged(String provider, int status, Bundle extras) {//GPS状态发送改变时回调

                            }

                            @Override
                            public void onProviderEnabled(String provider) { //定位提供者启动时回调

                            }

                            @Override
                            public void onProviderDisabled(String provider) { //定位提供者关闭时回调

                            }
                        }
                );
                Location location = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER);//获取最新的定位信息
                if (location==null){
                    locationManager.requestLocationUpdates(
                        LocationManager.NETWORK_PROVIDER,//指定GPS定位提供者
                        5000,//指定数据更新的间隔时间
                        10,//位置间隔的距离为1m
                        new LocationListener() {//监听GPS信息是否改变
                            @Override
                            public void onLocationChanged(Location location) {//GPS信息发送改变时回调
                                Log.i("lgq","onLocationChanged===="+location.getProvider());
                            }

                            @Override
                            public void onStatusChanged(String provider, int status, Bundle extras) {//GPS状态发送改变时回调

                            }

                            @Override
                            public void onProviderEnabled(String provider) { //定位提供者启动时回调

                            }

                            @Override
                            public void onProviderDisabled(String provider) { //定位提供者关闭时回调

                            }
                        }
                    );
                    location = locationManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);//获取最新的定位信息
                }
                locationUpdates(location);
                break;
            case R.id.bt_insert:
                riqi=tv_riqi.getText().toString();
                time=tv_time.getText().toString();
                space=tv_space.getText().toString();
                if(name.equals("")||name==""){
                    tv_tishi.setText("姓名为空，请输入姓名！");
                }
                else if(riqi.equals("")||riqi==""){
                    tv_tishi.setText("日期为空，请获取日期！");
                }
                else if(time.equals("")||time==""){
                    tv_tishi.setText("时间为空，请获取时间！");
                }
                else if(space.equals("")||space==""){
                    tv_tishi.setText("地点为空，请获取地点！");
                }
                else if(space.equals("GPS失效啦！")||space.equals("获取失败！")){
                    tv_tishi.setText("地点获取失败，请重新获取地点！");
                }
                else if(wen.equals("")||wen==""){
                    tv_tishi.setText("体温为空，请输入体温！");
                }
                else {
                    Dao dao = new Dao();
                    User user = new User(et_name.getText().toString(), tv_riqi.getText().toString(), tv_time.getText().toString(), tv_space.getText().toString(), et_wen.getText().toString());
                    new Thread(new Runnable() {
                        @Override
                        public void run() {
                            dao.add(user);
                        }
                    }).start();
                    tv_tishi.setText("提交成功！");
                }
                break;
        }
    }

    private boolean hasBasePhoneAuth() {
        PackageManager pm = getPackageManager();
        for (String auth : authBaseArr) {
            if (pm.checkPermission(auth, getPackageName()) != PackageManager.PERMISSION_GRANTED) {
                return false;
            }
        }
        return true;
    }

    private void initNavi() {
        // 申请权限
        if (android.os.Build.VERSION.SDK_INT >= 23) {
            if (!hasBasePhoneAuth()) {
                this.requestPermissions(authBaseArr, authBaseRequestCode);
                return;
            }
        }
    }

    public void locationUpdates(Location location){
        if(location != null){
            StringBuilder stringBuilder = new StringBuilder(); //构建一个字符串构建器，用于记录定位信息
            stringBuilder.append("经度：");
            stringBuilder.append(location.getLongitude());
            stringBuilder.append("\\n纬度：");
            stringBuilder.append(location.getLatitude());
            String ab = getAddress(location.getLatitude(),location.getLongitude());
            tv_space.setText(ab);
        }
        else{
            tv_space.setText("GPS失效啦！");
        }
    }

    public String getAddress(double latitude, double longitude) {
        Geocoder geocoder = new Geocoder(this, Locale.getDefault());
        try {
            List<Address> addresses = geocoder.getFromLocation(latitude, longitude, 1);
            if (addresses.size() > 0) {
                Address address = (Address) ((List) addresses).get(0);
                String data = address.toString();
                int startSpace = data.indexOf("\\"") + ":".length();
                int endSpace = data.indexOf("\\"", startSpace);
                String space=data.substring(startSpace,endSpace);
                return space;
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        return "获取失败！";
    }
}

遇到问题：

无

明日目标：

学习Android studio的开发