[안드로이드/코틀린] 프래그먼트에서 다이얼로그로 값 수정하기

내정보에 있는 값들을 지정.

 binding.myImage.setImageResource(R.drawable.jisoo)
        binding.myName.text = "김지수"
        binding.myMobile.text = "010-9999-9999"
        binding.myEvent.text = "5분뒤 알림"

커스텀 dialog를 만들어준다.

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:padding="20dp"
    android:layout_gravity="center_vertical"
    android:layout_marginVertical="10dp">

    <ImageView
        android:id="@+id/dialog_image2"
        android:layout_width="150dp"
        android:layout_height="150dp"
        android:scaleType="fitCenter"
        android:layout_marginEnd="30dp"
        android:src="@drawable/character1"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <androidx.constraintlayout.widget.ConstraintLayout
        android:id="@+id/constraintLayout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginVertical="15dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/dialog_image2">

        <EditText
            android:id="@+id/dialog_name2"
            android:layout_width="wrap_content"
            android:layout_height="50dp"
            android:layout_marginVertical="10dp"
            android:ems="10"
            android:inputType="text"
            android:hint="Name"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <EditText
            android:id="@+id/dialog_phone2"
            android:layout_width="wrap_content"
            android:layout_height="50dp"
            android:layout_marginVertical="10dp"
            android:ems="10"
            android:hint="PhoneNumber"
            android:inputType="phone|number"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/dialog_name2" />

        <EditText
            android:id="@+id/dialog_event2"
            android:layout_width="wrap_content"
            android:layout_height="50dp"
            android:layout_marginVertical="10dp"
            android:ems="10"
            android:hint="Event"
            android:inputType="text"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/dialog_phone2" />
    </androidx.constraintlayout.widget.ConstraintLayout>

    <LinearLayout
        android:id="@+id/linearLayout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_marginVertical="10dp"
        android:gravity="center"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/constraintLayout">

        <Button
            android:id="@+id/dialog_cancelbtn"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginHorizontal="10dp"
            android:text="CANCEL" />

        <Button
            android:id="@+id/dialog_acceptbtn"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginHorizontal="10dp"
            android:text="ACCEPT" />
    </LinearLayout>

</androidx.constraintlayout.widget.ConstraintLayout>

수정버튼 클릭시 alertDialog 호출 후 주석처리 참고

import android.app.Activity
import android.app.AlertDialog
import android.content.Intent
import android.net.Uri
import android.os.Bundle
import androidx.fragment.app.Fragment
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Button
import android.widget.EditText
import android.widget.ImageView
import com.android.contactproject.R
import com.android.contactproject.databinding.FragmentMyPageBinding

class MyPageFragment : Fragment() {
    private lateinit var binding: FragmentMyPageBinding
    private var selectedImageUri: Uri? = null
    private var newImage: Int = R.drawable.jisoo


    private val REQUEST_CODE_PICK_IMAGE = 101

    override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        binding = FragmentMyPageBinding.inflate(inflater, container, false)
        return binding.root
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)

        binding.myImage.setImageResource(R.drawable.jisoo)
        binding.myName.text = "김지수"
        binding.myMobile.text = "010-9999-9999"
        binding.myEvent.text = "5분뒤 알림"

        binding.btnRevise.setOnClickListener {
            val builder = AlertDialog.Builder(requireContext())
            builder.setTitle("수정")
            builder.setIcon(R.mipmap.ic_launcher)

            val v1 = layoutInflater.inflate(R.layout.mypage_revise_dialog, null)
            val dialog = AlertDialog.Builder(requireContext())
                .setTitle("내정보 수정")
                .setView(v1)
                .create()
            val setimage = v1.findViewById<ImageView>(R.id.dialog_image2)

            setimage.setOnClickListener {
                val intent = Intent(Intent.ACTION_OPEN_DOCUMENT) //  다른 앱에서 저장한 파일을 열 수 있는 Intent
                intent.addCategory(Intent.CATEGORY_OPENABLE) // Intent를 처리할 수 있는 앱 중에서 파일 열기 또는 데이터 열기 기능을 제공하는 앱을 선별,
                // 사용자가 파일 선택기를 통해 파일을 선택
                intent.type = "image/*" //intent.type = "/* 선택할 파일의 MIME 타입 */"
                startActivityForResult(intent, REQUEST_CODE_PICK_IMAGE) // startActivityForResult를 호출,
            // 아래 onActivityResult 함수에서 사용자가 선택한 이미지를 처리
            }

            val btnAccept = v1.findViewById<Button>(R.id.dialog_acceptbtn)
            val btnCancel = v1.findViewById<Button>(R.id.dialog_cancelbtn)

            btnAccept.setOnClickListener {

                val editTextName = v1.findViewById<EditText>(R.id.dialog_name2)
                val editTextPhoneNumber = v1.findViewById<EditText>(R.id.dialog_phone2)
                val editTextEvent = v1.findViewById<EditText>(R.id.dialog_event2)
                val editImage = v1.findViewById<ImageView>(R.id.dialog_image2)
                val newName = editTextName.text.toString()
                val newPhoneNumber = editTextPhoneNumber.text.toString()
                val newEvent = editTextEvent.text.toString()
                val newImageUri = selectedImageUri

                editImage.setImageURI(newImageUri)


                binding.myName.text = newName
                binding.myMobile.text = newPhoneNumber
                binding.myEvent.text = newEvent
                binding.myImage.setImageResource(newImage)

                dialog.dismiss()
            }

            btnCancel.setOnClickListener {
                dialog.dismiss()
            }

            dialog.show()
        }
    }

    //위에 startActivityForResult로 시작된 액티비티가 종료 후 돌아올 때 호출
    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
        super.onActivityResult(requestCode, resultCode, data)

        if (requestCode == REQUEST_CODE_PICK_IMAGE && resultCode == Activity.RESULT_OK) {
            //이미지의 Uri를 가져온다.
            data?.data?.let { uri ->
            }
        }
    }
        }