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code for tutorials 21-22 and 37
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‎Android_Beginners/021-022_Gestures App/MainActivity.java

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package com.thenewboston.swiperdiaper;
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import android.support.v7.app.ActionBarActivity;
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import android.os.Bundle;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.widget.TextView;
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import android.view.MotionEvent;
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import android.view.GestureDetector;
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import android.support.v4.view.GestureDetectorCompat;
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public class MainActivity extends ActionBarActivity implements GestureDetector.OnGestureListener,
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GestureDetector.OnDoubleTapListener {
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private TextView buckysMessage;
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private GestureDetectorCompat gestureDetector;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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buckysMessage = (TextView) findViewById(R.id.buckysMessage);
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this.gestureDetector = new GestureDetectorCompat(this, this);
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gestureDetector.setOnDoubleTapListener(this);
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}
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///////// GESTURE METHODS //////////
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@Override
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public boolean onSingleTapConfirmed(MotionEvent e) {
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buckysMessage.setText("onSingleTapConfirmed");
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return true;
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}
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@Override
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public boolean onDoubleTap(MotionEvent e) {
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buckysMessage.setText("onDoubleTap");
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return true;
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}
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@Override
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public boolean onDoubleTapEvent(MotionEvent e) {
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buckysMessage.setText("onDoubleTapEvent");
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return true;
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}
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@Override
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public boolean onDown(MotionEvent e) {
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buckysMessage.setText("onDown");
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return true;
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}
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@Override
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public void onShowPress(MotionEvent e) {
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buckysMessage.setText("onShowPress");
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}
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@Override
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public boolean onSingleTapUp(MotionEvent e) {
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buckysMessage.setText("onSingleTapUp");
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return true;
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}
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@Override
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public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
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buckysMessage.setText("onScroll");
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return true;
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}
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@Override
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public void onLongPress(MotionEvent e) {
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buckysMessage.setText("onLongPress");
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}
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@Override
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public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
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buckysMessage.setText("onFling");
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return true;
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}
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///////// GESTURE METHODS //////////
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@Override
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public boolean onTouchEvent(MotionEvent event) {
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this.gestureDetector.onTouchEvent(event);
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return super.onTouchEvent(event);
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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// Inflate the menu; this adds items to the action bar if it is present.
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getMenuInflater().inflate(R.menu.menu_main, menu);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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// Handle action bar item clicks here. The action bar will
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// automatically handle clicks on the Home/Up button, so long
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// as you specify a parent activity in AndroidManifest.xml.
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int id = item.getItemId();
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//noinspection SimplifiableIfStatement
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if (id == R.id.action_settings) {
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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}

‎Android_Beginners/021-022_Gestures App/activity_main.xml

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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
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android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
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android:paddingRight="@dimen/activity_horizontal_margin"
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android:paddingTop="@dimen/activity_vertical_margin"
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android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">
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<TextView
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:textAppearance="?android:attr/textAppearanceLarge"
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android:text="hello"
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android:id="@+id/buckysMessage"
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android:layout_centerVertical="true"
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android:layout_centerHorizontal="true" />
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</RelativeLayout>

‎Android_Beginners/037_SendingBroadcastIntents/MainActivity.java

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package com.thenewboston.sendbroadcast;
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import android.support.v7.app.ActionBarActivity;
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import android.os.Bundle;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.content.Intent;
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import android.view.View;
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public class MainActivity extends ActionBarActivity {
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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}
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public void sendBroadcast(View view){
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Intent i = new Intent();
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i.setAction("com.thenewboston.sendbroadcast");
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i.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES);
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sendBroadcast(i);
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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// Inflate the menu; this adds items to the action bar if it is present.
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getMenuInflater().inflate(R.menu.menu_main, menu);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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// Handle action bar item clicks here. The action bar will
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// automatically handle clicks on the Home/Up button, so long
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// as you specify a parent activity in AndroidManifest.xml.
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int id = item.getItemId();
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//noinspection SimplifiableIfStatement
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if (id == R.id.action_settings) {
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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}

‎Android_Beginners/037_SendingBroadcastIntents/activity_main.xml

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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
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android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
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android:paddingRight="@dimen/activity_horizontal_margin"
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android:paddingTop="@dimen/activity_vertical_margin"
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android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity"
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android:background="#FFD700"
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android:id="@+id/layout">
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<Button
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:text="Send Broadcast"
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android:id="@+id/sendButton"
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android:layout_centerVertical="true"
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android:layout_centerHorizontal="true"
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android:onClick="sendBroadcast" />
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</RelativeLayout>

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