How to create and open a file (pdf/image/text/doc) at user selected or Download folder using intent from your Android App?

This video shows the steps to create and open a file of any type (pdf, jpeg, txt or doc) at a user selected or download folder using intent from your Android App.

It uses basic actions of ACTION_CREATE_DOCUMENT and ACTION_VIEW to create the document and view/ open the document in your intent.

I hope you like this video. For any questions, suggestions or appreciation please contact us at: https://programmerworld.co/contact/ or email at: programmerworld1990@gmail.com

Complete source code and other details:

package com.programmerworld.createandopenafileofanytype;

import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.provider.MediaStore;
import android.view.View;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;

public class MainActivity extends AppCompatActivity {

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

        ActivityCompat.requestPermissions(this,
                new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE,
                Manifest.permission.READ_EXTERNAL_STORAGE},
                PackageManager.PERMISSION_GRANTED);
    }

    public void buttonCreateFile(View view){
        Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT, MediaStore.Downloads.EXTERNAL_CONTENT_URI);
//        intent.setType("application/pdf");
        intent.setType("*/*");
        this.startActivity(intent);
    }

    public void buttonOpenFile(View view){
        Intent intent = new Intent(Intent.ACTION_VIEW, MediaStore.Downloads.EXTERNAL_CONTENT_URI);
//        intent.setType("application/pdf");
        intent.setType("*/*");
        this.startActivity(intent);
    }
}

<?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="match_parent"
    tools:context=".MainActivity">

    <Button
        android:id="@+id/button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="150dp"
        android:layout_marginTop="83dp"
        android:onClick="buttonCreateFile"
        android:text="Create File"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <Button
        android:id="@+id/button2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="159dp"
        android:layout_marginTop="63dp"
        android:onClick="buttonOpenFile"
        android:text="Open File"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/button" />

</androidx.constraintlayout.widget.ConstraintLayout>

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

    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>

    <application
        android:allowBackup="true"
        android:dataExtractionRules="@xml/data_extraction_rules"
        android:fullBackupContent="@xml/backup_rules"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/Theme.CreateAndOpenAFileOfAnyType"
        tools:targetApi="31">
        <activity
            android:name=".MainActivity"
            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

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

</manifest>

No Changes in gradle or any other files.