Android Open Source - ProjectForwardAndroidApp Data Display

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License

The source code is released under:

MIT License

Java Source Code

/*----------------------------------------------------------------------------------------------------------
 * This is a class file of the Project Forward Android Application. 
 * File Name: DataDisplay.java/*from   w ww .j  av a  2  s . co m*/
 * Written by: Devin Moore, Team 3
 * This class extends Activity, and is in charge of displaying specific data that we receive from
 * the FPGA over the Bluetooth connection. Each different type of data such as speed, accelerometer 
 * data will be using different instances of this activity. 
 */


package com.example.projectforward;

import android.app.Activity;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

public class DataDisplay extends Activity {
  public static int value1 =0;        //Integer used for testing. Maybe used to store incoming 
                        //Bluetooth data
  public static String message;        //Incomming message that will determine what type of data
                        //will be displayed
  public static String speed = "speed";    //String used for testing

  //
  //When the activity starts, just set up the screen as defined in activity_data_display.xml
  //and set the text to the displayed data type from the message.
  //-----------------------------------------------------------------------------------------------------
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    
        // Get the message from the intent
      Intent intent = getIntent();
      message = intent.getStringExtra(MainActivity.EXTRA_MESSAGE);

        // Create the text view
      TextView textView = new TextView(this);
      textView.setTextSize(40);
      textView.setText(message);

        // Set the text view as the activity layout
      setContentView(textView);

    setContentView(R.layout.activity_data_display);
      TextView t = (TextView)findViewById(R.id.top_string);
      t.setText(message);
  }
  

  
  //
  //When the activity starts, set up the screen as defined in data_display.xml
  //-------------------------------------------------------------------------------------------------------
  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.data_display, menu);
    return true;
  }
  
  //
  //Depending on the button pressed to get to this activity, different data will be 
  //required to display to the user.
  //-------------------------------------------------------------------------------------------------------
  public void incValue(View view){
    
    //Get the intent from the main activity to determine what data the user wants
    //---------------------------------------------------------------------------------------------------
    Intent intent = getIntent();
    String message = intent.getStringExtra(MainActivity.EXTRA_MESSAGE);
    
    //If the user is looking for speed data
    //---------------------------------------------------------------------------------------------------
    if(message.equals(speed)){
      value1++;
        TextView t = (TextView)findViewById(R.id.top_string);
        t.setText(message+" is: "+value1);  
        
    //If the user is looking for accelerometer data
    //---------------------------------------------------------------------------------------------------
    }else if (message.intern() == "accel"){
      value1++;
        TextView t = (TextView)findViewById(R.id.top_string);
        t.setText(message+" is: "+value1);
        
    //Connect button has been re-routed, so this is a place holder for other data type
    //---------------------------------------------------------------------------------------------------        
    }else if (message.intern() == "connect"){      
      value1++;
        TextView t = (TextView)findViewById(R.id.top_string);
        t.setText(message+" is: "+value1);
        
    //Connect button has been re-routed, so this is a place holder for other data type
    //---------------------------------------------------------------------------------------------------
    }else if (message.intern() == "send"){
      value1++;
        TextView t = (TextView)findViewById(R.id.top_string);
        t.setText(message+" is: "+value1);  
        
    //If the user selection was not correct, then notify the use that an error has occured.
    //---------------------------------------------------------------------------------------------------    
    }else{    
      value1++;
      TextView t = (TextView)findViewById(R.id.top_string);
      t.setText("bad dog");
    }        
  }
}

Java Source Code List

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