* <td >The Morse Code Vibrator * </tr> * <tr> * <td >res/any/layout/morse_code.xml * <td >Defines contents of the screen * </tr> * </table> */ public class MorseCode extends Activity { /** Our text view */ private TextView mTextView; /** * Initialization of the Activity after it is first created. Must at least * call {@link android.app.Activity#setContentView setContentView()} to * describe what is to be displayed in the screen. */ @Override protected void onCreate(Bundle savedInstanceState) { // Be sure to call the super class. super.onCreate(savedInstanceState); // See assets/res/any/layout/hello_world.xml for this // view layout definition, which is being set here as // the content of our screen. setContentView(R.layout.morse_code); // Set the OnClickListener for the button so we see when it's pressed. findViewById(R.id.button).setOnClickListener(mClickListener); // Save the text view so we don't have to look it up each time mTextView = (TextView)findViewById(R.id.text); } /** Called when the button is pushed */ View.OnClickListener mClickListener = new View.OnClickListener() { public void onClick(View v) { // Get the text out of the view String text = mTextView.getText().toString(); // convert it using the function defined above. See the docs for // android.os.Vibrator for more info about the format of this array long[] pattern = MorseCodeConverter.pattern(text); // Start the vibration Vibrator vibrator = (Vibrator)getSystemService(Context.VIBRATOR_SERVICE); vibrator.vibrate(pattern, -1); } }; }

Android example source code file (MorseCode.java) This example Android source code file (MorseCode.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" TM. Java - Android tags/keywords activity, android, app, application, content, morsecode, os, override, string, textview, ui, vibrator, view The MorseCode.java Android example source code /* * Copyright (C) 2007 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.example.android.apis.os; // Need the following import to get access to the app resources, since this // class is in a sub-package. import android.app.Activity; import android.content.Context; import android.os.Bundle; import android.os.Vibrator; import android.view.View; import android.widget.TextView; import com.example.android.apis.R; /** * <h3>App that vibrates the vibrator with the Morse Code for a string. <p>This demonstrates the {@link android.os.Vibrator android.os.Vibrator} class. <h4>Demo OS / Morse Code Vibrator <h4>Source files * <table class="LinkTable"> * <tr> * <td >src/com.example.android.apis/os/MorseCode.java

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