Detect user touch with GestureDetectorCompat

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The Title : Detect user touch with GestureDetectorCompat
link : Detect user touch with GestureDetectorCompat

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Detect user touch with GestureDetectorCompat


Android example to Detect user touch with GestureDetectorCompat:


MainActivity.java
package com.blogspot.android_er.androidgesturedetector;

import android.os.Bundle;
import android.support.v4.view.GestureDetectorCompat;
import android.support.v7.app.AppCompatActivity;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

private GestureDetectorCompat gestureDetectorCompat;
TextView textInfo;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
textInfo = (TextView)findViewById(R.id.info);

gestureDetectorCompat = new GestureDetectorCompat(
this, new MySimpleOnGestureListener(textInfo));
}

@Override
public boolean onTouchEvent(MotionEvent event) {
gestureDetectorCompat.onTouchEvent(event);
return super.onTouchEvent(event);
}

private class MySimpleOnGestureListener
extends GestureDetector.SimpleOnGestureListener{

TextView textView;


public MySimpleOnGestureListener(TextView v) {
super();
textView = v;
}

@Override
public boolean onSingleTapUp(MotionEvent e) {
textView.append("\n- onSingleTapUp -");
return super.onSingleTapUp(e);
}

@Override
public void onLongPress(MotionEvent e) {
textView.append("\n- onLongPress -");
super.onLongPress(e);
}

@Override
public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
textView.append("\n- onScroll -");
return super.onScroll(e1, e2, distanceX, distanceY);
}

@Override
public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
textView.append("\n- onFling -");
return super.onFling(e1, e2, velocityX, velocityY);
}

@Override
public void onShowPress(MotionEvent e) {
textView.append("\n- onShowPress -");
super.onShowPress(e);
}

@Override
public boolean onDown(MotionEvent e) {
textView.append("\n- onDown -");
return super.onDown(e);
}

@Override
public boolean onDoubleTap(MotionEvent e) {
textView.append("\n- onDoubleTap -");
return super.onDoubleTap(e);
}

@Override
public boolean onDoubleTapEvent(MotionEvent e) {
textView.append("\n- onDoubleTapEvent -");
return super.onDoubleTapEvent(e);
}

@Override
public boolean onSingleTapConfirmed(MotionEvent e) {
textView.append("\n- onSingleTapConfirmed -");
return super.onSingleTapConfirmed(e);
}

@Override
public boolean onContextClick(MotionEvent e) {
textView.append("\n- onContextClick -");
return super.onContextClick(e);
}
}
}


activity_main.xml
<?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:layout_height="match_parent"
android:padding="16dp"
android:orientation="vertical"
tools:context="com.blogspot.android_er.androidgesturedetector.MainActivity">

<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:autoLink="web"
android:text="http://android-er.blogspot.com/"
android:textStyle="bold" />

<TextView
android:id="@+id/info"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="bottom"
android:textStyle="italic" />
</LinearLayout>




Thus Article Detect user touch with GestureDetectorCompat

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