Login.java :  » UnTagged » mcgill-android-parking » com » mcgillece » parkdroid » Android Open Source

package com.mcgillece.parkdroid;

import android.app.Activity;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.ActivityInfo;
import android.os.Bundle;
import android.view.Display;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.TextView;

import com.mcgillece.parkdroid.GlobalsApp.ConnectionType;
import com.mcgillece.parkdroid.imagecapture.ImageSetGround;

public class Login extends Activity 
{
 
  private static final int ACTIVITY_SET_GROUND = 0;

  private TextView _status;  
  private GlobalsApp globalsApp;
    
  private String _username;
  private EditText _usernameEditTxt;
  private RadioGroup _connTypeGroup;
  private RadioButton _connTypeOption1;
  private RadioButton _connTypeOption2;
  private int _groundX;
  private int _groundY;
  private int _groundX1;
  private int _groundY1;
  private TextView _groundTxt;
  private int _groundPointsOrientation;
  
  
  /** Called when the activity is first created. */
  @Override 
  public void onCreate(Bundle state) 
  {
    super.onCreate(state);
    setContentView(R.layout.login);
    
    // Handle Globals in here
    globalsApp = (GlobalsApp)getApplicationContext();
    
    _status = (TextView) findViewById(R.id.login_status);
    _usernameEditTxt = (EditText) findViewById(R.id.login_txt_username);
    _connTypeGroup = (RadioGroup) findViewById(R.id.connectionTypeGroup);
    _connTypeOption1 = (RadioButton) findViewById(R.id.connectionTypeGroup_option1);
    _connTypeOption2 = (RadioButton) findViewById(R.id.connectionTypeGroup_option2);
    _groundTxt = (TextView) findViewById(R.id.login_groundtext);
    
    //----------------------------
    // Restore preferences
    //----------------------------
    SharedPreferences settings = this.getPreferences(MODE_PRIVATE);
    // Username
    _username = settings.getString("username", "");    
    _usernameEditTxt.setText(_username);
    // Connection Types    
    _connTypeOption1.setChecked(settings.getBoolean("connTypeOption1", false));
    _connTypeOption2.setChecked(settings.getBoolean("connTypeOption2", false));
    // Ground Truth
    _groundX = settings.getInt("ground_x", 0);
    _groundY = settings.getInt("ground_y", 0);
    _groundX1 = settings.getInt("ground_x1", 0);    
    _groundY1 = settings.getInt("ground_y1", 0);
    _groundPointsOrientation = settings.getInt("ground_orientation", 0);
    
    if (_groundX == 0 && _groundY == 0 && _groundX1 == 0 && _groundY1 == 0)
    {
      _groundTxt.setText("None");      
    }
    else
    {
      if (_groundPointsOrientation == ActivityInfo.SCREEN_ORIENTATION_PORTRAIT)
        _groundTxt.setText("Portrait\n");
      else
        _groundTxt.setText("Landscape\n");
      
      _groundTxt.append(
          "X: " + _groundX + "% " + 
          "Y: " + _groundY + "%\n" + 
          "X1: " + _groundX1 + "% " + 
          "Y1: " + _groundY1 + "%");
    }
    
    // Set Globals Apps, so Draw receives initial settings
    int[] tempArray = { _groundX, _groundY, _groundX1, _groundY1 };
    globalsApp.set_groundPointsArray(tempArray);
    
    //----------------------------
    // Button Set Ground
    //----------------------------    
    Button btnSetGround = (Button)findViewById(R.id.login_setGround);
    btnSetGround.setOnClickListener(
      new OnClickListener()
      {
        public void onClick(View viewParam)
        {
          // Display the username and the password in string format
          _status.setText("Initializing Set Ground...");
          
          Display getOrient = getWindowManager().getDefaultDisplay();

          // Set the initial orientation to help with setting points          
//          if (getOrient.getWidth() < getOrient.getHeight())
//            globalsApp.set_initialOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
//          else
            globalsApp.set_initialOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
          
          // Start ImageSetGround Activity
          Intent myIntent = new Intent(viewParam.getContext(), ImageSetGround.class);    
          startActivityForResult(myIntent, ACTIVITY_SET_GROUND);         
        }
      }
    ); // end of ClickListener      
        
    //----------------------------
    // Button Login
    //----------------------------    
    Button btnLogin = (Button)findViewById(R.id.login_button);
    btnLogin.setOnClickListener
    ( 
      new OnClickListener()
      {
        public void onClick(View viewParam)
        {
          // Set username
          _username = _usernameEditTxt.getText().toString();

          // Connection Type
          switch (_connTypeGroup.getCheckedRadioButtonId())
          {
            case R.id.connectionTypeGroup_option1:
              globalsApp.set_connectionType(ConnectionType.LOCAL);
              break;
            case R.id.connectionTypeGroup_option2:
              globalsApp.set_connectionType(ConnectionType.SSH);
              break;
            default:
              break;
          }
          
          if(_username.length() <= 0)
          {            
            _status.setText("Please enter a Username.");
          }
          else
          {            
            globalsApp.set_username(_username);            
            
            // Display the username and the password in string format
            _status.setText("Logging in...");
            
            // Start Parkdroid Activity
            Intent myIntent = new Intent(viewParam.getContext(), Parkdroid.class);    
            startActivity(myIntent);            
            finish();
          }
        }
      }
    ); // end of ClickListener   
  }  
  
  @Override
  protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);

    // Upon return of the Set Ground activity, update point coordinates
    switch(requestCode) 
    {
    case ACTIVITY_SET_GROUND:
      _status.setText("");      
      int[] tempArray = globalsApp.get_groundPointsArray();
      
      if (globalsApp.get_initialOrientation() == ActivityInfo.SCREEN_ORIENTATION_PORTRAIT)
        _groundTxt.setText("Portrait\n");
      else
        _groundTxt.setText("Landscape\n");
      
      _groundTxt.append(
          "X: " + tempArray[0] + "% " + 
          "Y: " + tempArray[1] + "%\n" + 
          "X1: " + tempArray[2] + "% " + 
          "Y1: " + tempArray[3] + "%");      
      break;
    }   
  }
  
  @Override
  protected void onStop(){
    super.onStop();
  
    CheckBox checkboxNameSave = (CheckBox) findViewById(R.id.login_cb_saveUsername);
    if (checkboxNameSave.isChecked())
    {    
      // Save user preferences. We need an Editor object to
      // make changes. All objects are from android.context.Context
      SharedPreferences settings = this.getPreferences(MODE_PRIVATE);  
      SharedPreferences.Editor editor = settings.edit();
      editor.putString("username", _username);
      editor.putBoolean("connTypeOption1", _connTypeOption1.isChecked());
      editor.putBoolean("connTypeOption2", _connTypeOption2.isChecked());      
      // Store latest ground point values
      int[] tempArray = globalsApp.get_groundPointsArray();
      editor.putInt("ground_x", tempArray[0]);
      editor.putInt("ground_y", tempArray[1]);
      editor.putInt("ground_x1", tempArray[2]);
      editor.putInt("ground_y1", tempArray[3]);
      editor.putInt("ground_orientation", globalsApp.get_initialOrientation());
      // Commit changes
      editor.commit();
    }
  }

  
}