Android Open Source - MorseCode Main Activity

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Back to project page MorseCode.

License

The source code is released under:

Custom License You are free to download and edit the source code for personal use but not for commercial app purposes. We are going to use this code to create an app in the future.

Java Source Code

package com.csc.morsecode;
/* w  w w  .j  ava  2 s  .  c o  m*/
import java.util.ArrayList;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.os.Bundle;
import android.telephony.SmsManager;
import android.util.Log;
import android.view.Menu;
import android.view.View;

import com.csc.morsecode.data.Code;
import com.csc.morsecode.data.CodeMapping;
import com.csc.morsecode.data.Encoding;
import com.csc.morsecode.handlers.ConsoleOutput;
import com.csc.morsecode.handlers.TapInput;
import com.csc.morsecode.handlers.VibratorOutput;
import com.csc.morsecode.tests.Tests;

public class MainActivity extends Activity {
  
  public static Context globalContext = null;
  
  private ArrayList<Code> inputtingCodes = new ArrayList<Code>();
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    
    
    if ( globalContext == null ) {
      globalContext = getApplication().getApplicationContext();
    }
    
    //TODO configure these based on (stored) user preferences
    Settings.setCodeMapping(new CodeMapping());
    Settings.addOutput(new ConsoleOutput());
    Settings.addOutput(new VibratorOutput());
    Settings.addInput(new TapInput());
    //Settings.addInput(new MessageReceiver());
    
    //run some unit tests
    Tests.main(null);
  }
  
  
  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.main, menu);
    return true;
  }
  
  //--------------------------------------------------------------------------
  
  public void dotOnClick(View view) {
    dot();
  }
  
  public void dashOnClick(View view) {
    dash();
  }
  
  public void charEndClicked(View view) {
    endChar();
  }
  
  public void wordEndClicked(View view) {
    wordEnded();
  }
  
  public void sendClicked(View view) {
    endMsg();
  }
  
  //--------------------------------------------------------------------------
  
  boolean skip = false;
  
  public void dot() {
    if(inputtingCodes.size() > 0 && !skip) {
      inputtingCodes.add(Code.unit);
    }
    inputtingCodes.add(Code.dot);
    skip = false;
  }
  
  public void dash() {
    if(inputtingCodes.size() > 0 && !skip) {
      inputtingCodes.add(Code.unit);
    }
    inputtingCodes.add(Code.dash);
    skip = false;
  }
  
  public void endChar() {
    inputtingCodes.add(Code.EndChar);
    skip = true;
  }
  
  public void wordEnded() {
    inputtingCodes.add(Code.EndWord);
    skip = true;
  }
  
  public void endMsg() {
    inputtingCodes.add(Code.EndMsg);
    
    //send message to all input handlers
    Code[] codes = inputtingCodes.toArray(new Code[0]);
    this.input(codes);
    //for(Input in: Settings.getInputs()) {
    //  in.input(codes);
    //}
    
    //clear for next input message
    inputtingCodes.clear();
  }
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  public void input(String message) throws UnsupportedOperationException {
    throw new UnsupportedOperationException("No Text Input");
  }
  
  public void input(Code[] encoding) throws UnsupportedOperationException {
    if(encoding == null) {
      return;
    }
    
    CodeMapping codeMapping = Settings.getCodeMapping();
    ArrayList<Code> codes = new ArrayList<Code>();
    String message = "";    
    
    for(Code c: encoding) {
      
      //end of a character, so get which character
      if(c == Code.EndChar) {
        Encoding e = new Encoding(codes.toArray(new Code[0]));
        String ch = codeMapping.get(e);
        if(ch != null) {
          message += ch;
        } else {
          Log.e("INPUT", "Losing codes: " + e);
        }
        
        codes.clear();
      } else if(c == Code.EndMsg) {
        Encoding e = new Encoding(codes.toArray(new Code[0]));
        String ch = codeMapping.get(e);
        if(ch != null) {
          message += ch;
        } else {
          Log.e("INPUT", "Losing codes: " + e);
        }
        
        codes.clear();
        Log.d("INPUT", "Decoded message: [" + message + "]");
        
        sendSMS(Settings.getOutgoingPhoneNum(), message);
        
        return;
      } else if(c == Code.EndWord) {
        Encoding e = new Encoding(codes.toArray(new Code[0]));
        String ch = codeMapping.get(e);
        if(ch != null) {
          message += ch;
        } else {
          Log.e("INPUT", "Losing codes: " + e);
        }
        
        codes.clear();        
        message += " ";
      } else {
        Log.d("INPUT", "Decoded code: " + c.text);
        codes.add(c);
      }
    }
  }
  
  //--------------------------------------------------------------------------
  
  public void sendSMS(String phoneNumber, String message) {
    try {
      SmsManager.getDefault().sendTextMessage(phoneNumber, null, message, null, null);
    }
    catch (Exception e) {
      try {
        AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(this);
        AlertDialog dialog = alertDialogBuilder.create();
        
        dialog.setMessage(e.getMessage());
        dialog.show();
      } catch(Exception e1) {
        Log.e("SENDING_SMS", "Failed while failing", e1);
      }
    }
  }
  
  
  
}

Java Source Code List

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