How To Edit Textview in Android

How To Edit Textview in Android

In activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"

    android:layout_height="match_parent">

    <TextView

        android:id="@+id/textview"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:text="TextView"

        android:textSize="25sp"

        android:textStyle="bold"

        android:gravity="center" />

</LinearLayout>

In MainActivity.java.

package com.mahesh.androidissimples.textviewtoedit;

import android.content.DialogInterface;

import android.support.v7.app.AlertDialog;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.widget.EditText;

import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    TextView textview;

    AlertDialog alertDialog;

    EditText editText;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        textview= (TextView) findViewById(R.id.textview);

        alertDialog=new AlertDialog.Builder(this).create();

        editText=new EditText(this);

        alertDialog.setTitle("Edit the text");

        alertDialog.setView(editText);

        alertDialog.setButton(DialogInterface.BUTTON_POSITIVE, "SAVE", new DialogInterface.OnClickListener() {

            @Override

            public void onClick(DialogInterface dialog, int which) {

                textview.setText(editText.getText());

            }

        });

        textview.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View v) {

                editText.setText(textview.getText());

                alertDialog.show();

            }

        });

    }

}

Output