Android Toast Example

 

Toast 

XML FILE

 JAVA FILE

string.xml

background image

XML FILE

layout

set background image and color for TextView

Print name in Toast

Simple Name print in toast

Hello ____

activity_hello.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".Helloworld" >

    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        android:layout_marginLeft="15dp"
        android:layout_marginTop="112dp"
        android:text="@string/lname"
        android:textAppearance="?android:attr/textAppearanceLarge" />

    <EditText
        android:id="@+id/editText1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBottom="@+id/textView1"
        android:layout_marginLeft="32dp"
        android:layout_toRightOf="@+id/textView1"
        android:ems="10"
        android:inputType="text"
        >

        <requestFocus />
    </EditText>

    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerVertical="true"
        android:layout_toRightOf="@+id/textView1"
        android:text="@string/btnshow" />

</RelativeLayout>

Hello.java

package first.program;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

public class Helloworld extends Activity {

    private TextView lblname;
    EditText name;
    Button show;
  

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_helloworld);
        lblname=(TextView)findViewById(R.id.textView1);
        name=(EditText)findViewById(R.id.editText1);
        show=(Button)findViewById(R.id.button1);
      
        //set listener on button
        show.setOnClickListener(new View.OnClickListener() {
          
            @Override
            public void onClick(View arg0) {
                // TODO Auto-generated method stub
                Toast.makeText(getApplicationContext(), "Hello "+name.getText().toString(), Toast.LENGTH_LONG).show();
            }
        });
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.hello, menu);
        return true;
    }

}

strings.xml

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

    <string name="app_name">helloworld</string>
    <string name="action_settings">Settings</string>
    <string name="hello_world">Hello world!</string>
    <string name="lname">Name</string>
    <string name="btnshow">Show</string>
   
</resources>