Snackbar in Android Example

Snackbar is a Simple Message in Display Same as a Toast But it Advance And Change User Display Message in Snackbar.It Can Handle Custom Click Event of Snackbar and Perform Action in Button.Change Background And TextColor And Action button color to change and customization.Snackbar is a display of style.and better than toast message to display in snackbar.

Add Dependancy In App Module build.gradle file

implementation 'com.android.support:design:27.1.1'

MianActivity.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"
    tools:context=".MainActivity">

    <Button
        android:id="@+id/btn_default"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Default Snackback"
        android:layout_marginTop="20dp"
        android:textAllCaps="false"
        android:layout_gravity="center_horizontal"
        />

    <Button
        android:id="@+id/btn_custom"
        android:layout_marginTop="10dp"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Custom Snackback"
        android:textAllCaps="false"
        android:layout_gravity="center_horizontal"
        />

</LinearLayout>

MainActivity.java

package com.example.com.snackbardemo;

import android.graphics.Color;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

   
    Button btn_default,btn_custom;

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

        btn_default = findViewById(R.id.btn_default);
        btn_custom = findViewById(R.id.btn_custom);

        btn_default.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Snackbar.make(btn_default,"This is Default Snackbar",Snackbar.LENGTH_LONG).show();
            }
        });

        btn_custom.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

               Snackbar snackbar = Snackbar.make(btn_custom,"This is Custom Snackbar",Snackbar.LENGTH_LONG)
                        .setAction("Close", new View.OnClickListener() {
                            @Override
                            public void onClick(View v) {

                                Toast.makeText(MainActivity.this, "Close Button Click", Toast.LENGTH_SHORT).show();
                            }
                        })
                        .setActionTextColor(Color.GREEN);

                TextView textView = snackbar.getView().findViewById(android.support.design.R.id.snackbar_text);
                textView.setTextColor(Color.RED);
                snackbar.show();
            }
        });
    }
}