Toasty

Library on GitHub with Gradle dependencies + instructions:

github.com/GrenderG/Toasty

<?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="com.example.application.toastyproject.MainActivity">

    <Button
        android:id="@+id/button_error"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:onClick="showToast"
        android:text="show error toast" />

    <Button
        android:id="@+id/button_success"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:onClick="showToast"
        android:text="show success toast" />

    <Button
        android:id="@+id/button_info"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:onClick="showToast"
        android:text="show info toast" />

    <Button
        android:id="@+id/button_warning"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:onClick="showToast"
        android:text="show warning toast" />

    <Button
        android:id="@+id/button_normal"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:onClick="showToast"
        android:text="show normal toast with an icon" />

</LinearLayout>

package com.example.application.toastyproject;

import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;

import es.dmoral.toasty.Toasty;

public class MainActivity extends AppCompatActivity {

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

    public void showToast(View v) {
        switch (v.getId()) {
            case R.id.button_error:
                Toasty.error(this, "This is an error Toast", Toast.LENGTH_SHORT).show();
                break;
            case R.id.button_success:
                Toasty.success(this, "This is a success Toast", Toast.LENGTH_SHORT).show();
                break;
            case R.id.button_info:
                Toasty.info(this, "This is an info Toast", Toast.LENGTH_SHORT).show();
                break;
            case R.id.button_warning:
                Toasty.warning(this, "This is a warning Toast", Toast.LENGTH_SHORT).show();
                break;
            case R.id.button_normal:
                Toasty.normal(this, "This is a normal Toast", Toast.LENGTH_SHORT, ContextCompat.getDrawable(this, R.drawable.ic_android_black_24dp)).show();
                break;
        }
    }
}