Android Program -Touch Activity

ANDROID FOR FRESHERS

Android Program Touch Activity

Java Code(TouchAct )

import android.app.Activity; import android.content.Intent; import android.graphics.Color; import android.os.Bundle; import android.view.MotionEvent; import android.view.View; import android.widget.LinearLayout; public class TouchAct extends Activity { LinearLayout l3; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_touch); l3=(LinearLayout)findViewById(R.id.l3); } @Override public boolean onTouchEvent(MotionEvent event) { super.onTouchEvent(event); int act = event.getAction(); if (act == MotionEvent.ACTION_DOWN) { l3.setBackgroundColor(Color.BLUE); } else { if (act == MotionEvent.ACTION_UP) { l3.setBackgroundColor(Color.WHITE); } else { if (act == MotionEvent.ACTION_MOVE) { l3.setBackgroundColor(Color.RED); } } } return true; } }

Layout XML Code(activity_touch)

<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:orientation="vertical" android:layout_height="match_parent" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:id="@+id/l3" android:paddingTop="@dimen/activity_vertical_margin" tools:context="com.andro.tech.androidproject.TouchAct"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:textSize="20sp" android:layout_marginLeft="10dp" android:text="@string/touchtext" android:layout_marginBottom="300dp" /> <Button android:layout_width="match_parent" android:layout_height="wrap_content" android:text="@string/sourcecode" android:background="@color/bgcolor" android:textStyle="bold" android:textColor="@color/text" android:onClick="view1"/> </LinearLayout> Output    

Android Touch activity java snippet code download

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