How to Pick Image from the Gallery in App Android Studio Tutorials Latest Tools 2022

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Pick an Image from the Gallery – Android Studio - Java

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.usmtip.myapplication">


    <!--//Adding Read External Storage Permission-->
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>




    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/Theme.MyApplication">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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="match_parent"
    android:orientation="vertical"
    android:gravity="center_horizontal"
    tools:context=".MainActivity">




    <!--ImageView on which image will be set-->
    <ImageView
        android:id="@+id/image_view"
        android:scaleType="centerCrop"
        android:layout_width="400dp"
        android:layout_height="400dp" />
    <!--button to choose image-->
    <Button
        android:id="@+id/choose_image_btn"
        android:text="Choose Image"
        style="@style/Base.Widget.AppCompat.Button.Colored"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />


</LinearLayout>

MainActivity.java

package com.usmtip.myapplication;


import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.Build;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.Toast;


import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;


public class MainActivity extends AppCompatActivity {


    ImageView mImageView;
    Button mChooseBtn;

    private static final int IMAGE_PICK_CODE = 1000;
    private static final int PERMISSION_CODE = 1001;



    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);


        //VIEWS
        mImageView = findViewById(R.id.image_view);
        mChooseBtn = findViewById(R.id.choose_image_btn);

        //handle button click
        mChooseBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //check runtime permission
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M){
                    if (checkSelfPermission(Manifest.permission.READ_EXTERNAL_STORAGE)
                            == PackageManager.PERMISSION_DENIED){
                        //permission not granted, request it.
                        String[] permissions = {Manifest.permission.READ_EXTERNAL_STORAGE};
                        //show popup for runtime permission
                        requestPermissions(permissions, PERMISSION_CODE);
                    }
                    else {
                        //permission already granted
                        pickImageFromGallery();
                    }
                }
                else {
                    //system os is less then marshmallow
                    pickImageFromGallery();
                }

            }
        });
    }

    private void pickImageFromGallery() {
        //intent to pick image
        Intent intent = new Intent(Intent.ACTION_PICK);
        intent.setType("image/*");
        startActivityForResult(intent, IMAGE_PICK_CODE);
    }

    //handle result of runtime permission
    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        switch (requestCode) {
            case PERMISSION_CODE: {
                if (grantResults.length > 0 && grantResults[0] ==
                        PackageManager.PERMISSION_GRANTED) {
                    //permission was granted
                    pickImageFromGallery();
                } else {
                    //permission was denied
                    Toast.makeText(this, "Permission denied...!", Toast.LENGTH_SHORT).show();
                }
            }
        }
    }

    //handle result of picked image
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (resultCode == RESULT_OK && requestCode == IMAGE_PICK_CODE) {
            //set image to image view
            mImageView.setImageURI(data.getData());
        }
    }

}