Display string in TextView

Program To display number, string, long number, float and double in TextView

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 package name: selva.text

project name: Textview

Android version: 1.5 (support 1.5 and above versions)

main.xml

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

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

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:orientation="vertical" >

    

   

    <TextView

        android:id="@+id/textView1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:textColor="#00FF00"

        android:text="This is TextView" />

      <View

    android:layout_width="fill_parent"

    android:layout_height="1dip"

    android:background="#FF4500"/>

    

    

    <TextView

        android:id="@+id/textView2"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="This is Large Text"

        android:textColor="#FFD700"

        android:textAppearance="?android:attr/textAppearanceLarge" />

    

     <View

    android:layout_width="fill_parent"

    android:layout_height="1dip"

    android:background="#FF4500"/>

    <TextView

        android:id="@+id/textView3"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="This is Medium Text"

        android:textColor="#8B0000"

        android:textAppearance="?android:attr/textAppearanceMedium" />

     <View

    android:layout_width="fill_parent"

    android:layout_height="1dip"

    android:background="#FF4500"/>

    <TextView

        android:id="@+id/textView4"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="This is Small Text"

        android:textColor="#ffffff"

        android:textAppearance="?android:attr/textAppearanceSmall" />

 <View

    android:layout_width="fill_parent"

    android:layout_height="1dip"

    android:background="#FF4500"/>

 <Button

     android:id="@+id/button1"

     android:layout_width="106dp"

     android:layout_height="wrap_content"

     android:text="View String" />

</

LinearLayout>

TextviewActivity

.java

package selva.text;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

import android.widget.TextView;

public class TextviewActivity extends Activity

{

    /** Called when the activity is first created. */

   

    @Override

    public void onCreate(Bundle savedInstanceState)

    {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

   

        final TextView textview=(TextView) findViewById(R.id.textView1);

        final TextView ltextview=(TextView) findViewById(R.id.textView2);

        final TextView mtextview=(TextView) findViewById(R.id.textView3);

        final TextView stextview=(TextView) findViewById(R.id.textView4); 

        

        Button viewstring=(Button) findViewById(R.id.button1);

        

     viewstring.setOnClickListener(new View.OnClickListener()

         {

@Override

public void onClick(View v)

{

// TODO Auto-generated method stub

String st="Textview String";

   textview.setText(st);

   

   String st1="Large Textview String";

   ltextview.setText(st1);

   

   String st2="Medium Textview String";

   mtextview.setText(st2);

   

   String st3="Small Textview String";

   ltextview.setText(st3);  

}

});

}

}

OUTPUT:

click View String button. 

Program To display number, string, long number, float and double in TextView

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