fork download

copy

package com.example.location
 
import android.annotation.SuppressLint
import android.support.v7.app.AppCompatActivity
import android.os.Bundle
import android.widget.Button
import com.google.android.gms.common.ConnectionResult
import com.google.android.gms.common.api.GoogleApiClient
import com.google.android.gms.location.LocationServices
import kotlinx.android.synthetic.main.activity_main.*
 
class MainActivity : AppCompatActivity(), GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener {
 
    //  宣告
    private lateinit var aGoogleApiClient: GoogleApiClient
 
    @SuppressLint("MissingPermission")
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
 
        //  按下按鈕(Locate)時執行
        val getLocation = findViewById<Button>(R.id.Locate)
        getLocation.setOnClickListener{
 
            //  取得權限，是一個 sub-function
            getPermission()
 
            //  建立 GoogleApiClient 物件(服務?)
            aGoogleApiClient = GoogleApiClient.Builder(this)
                    .addConnectionCallbacks(this)
                    .addOnConnectionFailedListener(this)
                    .addApi(LocationServices.API)
                    .build()
 
            //  得到 Location 結果
            val aLocation = LocationServices.getFusedLocationProviderClient(this)
            aLocation.lastLocation.addOnCompleteListener(this){
                task ->
                if(task.isSuccessful && task.result != null){
                    val aLatitude  = task.result.latitude
                    val aLongitude = task.result.longitude
                    Latitude.text = aLatitude.toString()  //  Here get latitude.
                    Longitude.text = aLongitude.toString()  //  Here get longitude.
                }
            }
        }
    }
 
    //  ----------------------------------------
    //
    //  取得權限，所有權限都可以寫進來，不確定是不是這樣就開啟。
    private fun getPermission() {
        /*  正式寫法
        if(android.support.v4.app.ActivityCompat.checkSelfPermission(this,android.Manifest.permission.ACCESS_FINE_LOCATION)!= PackageManager.PERMISSION_GRANTED){
            android.support.v4.app.ActivityCompat.requestPermissions(this, arrayOf(android.Manifest.permission.ACCESS_FINE_LOCATION),34)
        }
        */
        android.support.v4.app.ActivityCompat.requestPermissions(this, arrayOf(android.Manifest.permission.ACCESS_FINE_LOCATION),34)  //  看網路上有人給這樣的值，然後看起來可以跑
        android.support.v4.app.ActivityCompat.requestPermissions(this, arrayOf(android.Manifest.permission.ACCESS_COARSE_LOCATION),34)  //  看網路上有人給這樣的值，然後看起來可以跑
    }
    //
    //  伴隨 addConnectionCallbacks 而來，不加會錯。
    //  正常連接上要寫這邊，但我寫這邊沒有反應-.-
    override fun onConnected(p0: Bundle?) {
        //  Do not thing
    }
    //
    //  伴隨 addConnectionCallbacks 而來，不加會錯。
    override fun onConnectionSuspended(p0: Int) {
        //  Do not thing
    }
    //
    //  伴隨 addOnConnectionFailedListener 而來，不加會錯。
    override fun onConnectionFailed(p0: ConnectionResult) {
        //  Do not thing
    }
    //  ----------------------------------------
 
}
 

Main.java:1: error: ';' expected
package com.example.location
                            ^
Main.java:3: error: ';' expected
import android.annotation.SuppressLint
                                      ^
Main.java:4: error: ';' expected
import android.support.v7.app.AppCompatActivity
                                               ^
Main.java:5: error: ';' expected
import android.os.Bundle
                        ^
Main.java:6: error: ';' expected
import android.widget.Button
                            ^
Main.java:7: error: ';' expected
import com.google.android.gms.common.ConnectionResult
                                                     ^
Main.java:8: error: ';' expected
import com.google.android.gms.common.api.GoogleApiClient
                                                        ^
Main.java:9: error: ';' expected
import com.google.android.gms.location.LocationServices
                                                       ^
Main.java:10: error: ';' expected
import kotlinx.android.synthetic.main.activity_main.*
                                                     ^
Main.java:12: error: '{' expected
class MainActivity : AppCompatActivity(), GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener {
                  ^
Main.java:15: error: ';' expected
    private lateinit var aGoogleApiClient: GoogleApiClient
                        ^
Main.java:15: error: <identifier> expected
    private lateinit var aGoogleApiClient: GoogleApiClient
                                         ^
Main.java:17: error: illegal start of type
    @SuppressLint("MissingPermission")
    ^
Main.java:18: error: ';' expected
    override fun onCreate(savedInstanceState: Bundle?) {
            ^
Main.java:18: error: <identifier> expected
    override fun onCreate(savedInstanceState: Bundle?) {
                                            ^
Main.java:18: error: ';' expected
    override fun onCreate(savedInstanceState: Bundle?) {
                                             ^
Main.java:18: error: illegal start of type
    override fun onCreate(savedInstanceState: Bundle?) {
                                                    ^
Main.java:18: error: <identifier> expected
    override fun onCreate(savedInstanceState: Bundle?) {
                                                     ^
Main.java:18: error: ';' expected
    override fun onCreate(savedInstanceState: Bundle?) {
                                                      ^
Main.java:19: error: illegal start of type
        super.onCreate(savedInstanceState)
        ^
Main.java:19: error: <identifier> expected
        super.onCreate(savedInstanceState)
             ^
Main.java:19: error: ';' expected
        super.onCreate(savedInstanceState)
              ^
Main.java:19: error: illegal start of type
        super.onCreate(savedInstanceState)
                      ^
Main.java:19: error: ';' expected
        super.onCreate(savedInstanceState)
                                         ^
Main.java:20: error: invalid method declaration; return type required
        setContentView(R.layout.activity_main)
        ^
Main.java:20: error: <identifier> expected
        setContentView(R.layout.activity_main)
                                             ^
Main.java:20: error: ';' expected
        setContentView(R.layout.activity_main)
                                              ^
Main.java:23: error: illegal start of type
        val getLocation = findViewById<Button>(R.id.Locate)
                                              ^
Main.java:23: error: '(' expected
        val getLocation = findViewById<Button>(R.id.Locate)
                                               ^
Main.java:23: error: illegal start of type
        val getLocation = findViewById<Button>(R.id.Locate)
                                                ^
Main.java:23: error: ';' expected
        val getLocation = findViewById<Button>(R.id.Locate)
                                                   ^
Main.java:23: error: <identifier> expected
        val getLocation = findViewById<Button>(R.id.Locate)
                                                          ^
Main.java:24: error: <identifier> expected
        getLocation.setOnClickListener{
                                      ^
Main.java:27: error: invalid method declaration; return type required
            getPermission()
            ^
Main.java:27: error: ';' expected
            getPermission()
                           ^
Main.java:40: error: illegal start of expression
                if(task.isSuccessful && task.result != null){
                ^
Main.java:39: error: not a statement
                task ->
                ^
Main.java:40: error: not a statement
                if(task.isSuccessful && task.result != null){
                  ^
Main.java:40: error: ';' expected
                if(task.isSuccessful && task.result != null){
                                                            ^
Main.java:41: error: ';' expected
                    val aLatitude  = task.result.latitude
                                                         ^
Main.java:42: error: ';' expected
                    val aLongitude = task.result.longitude
                                                          ^
Main.java:43: error: ';' expected
                    Latitude.text = aLatitude.toString()  //  Here get latitude.
                                                        ^
Main.java:44: error: ';' expected
                    Longitude.text = aLongitude.toString()  //  Here get longitude.
                                                          ^
Main.java:48: error: class, interface, or enum expected
    }
    ^
44 errors

Standard output is empty