Android Open Source - NetworkManager Net Mng Activity

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License

The source code is released under:

MIT License

Java Source Code

/*
* -------------------------------------------------------
* Copyright (c) 2012 Tianwei Liu//from w w w.  j  av a2s.  c  om
* All rights reserved.
* 
* FileName: NetMngActivity.java
* Description: class NetMngActivity
* History: 
* 2012.5.16 Tianwei Liu, no other description.     
* -------------------------------------------------------
*/
package com.lybe.netmng;

import com.phone.energymng.netmng.R;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.ActivityInfo;
import android.content.res.Resources;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

/**
 * NetMngActivity: derived from class Activity, the main GUI
 * @author : Tianwei Liu
 * @version : 2012.5.16
 */
public class NetMngActivity extends Activity {
    /**
  The button to submit the threshold value of speed
  */
    private Button submitSpeedBtn = null;
    /**
  The button to submit the value of observation time
  */
    private Button submitIntervalBtn = null;
    /**
  The Test Editor to set the threshold value of speed 
  */
    private EditText editSwitchSpeed = null;
    /**
  The Test Editor to set the value of observation time 
  */
    private EditText editInterval = null;
  private TextView tvSSTitle = null;
  private TextView tvITitle = null;
  private TextView tvExit = null;
  private CheckBox cbSwi = null;
  private CheckBox cbRib = null;
  private AlertDialog.Builder dialog_ss = null;
  private AlertDialog.Builder dialog_i = null;
    /**
  The dialog prompts no available WiFi networks.
   */
  private AlertDialog.Builder dialog_not_cfg = null;
  /**
  The dialog prompts that the device has connected to some assigned WiFi network in the list.
   */
  private AlertDialog.Builder dialog_cfg = null;
    /**
   * Define an object of class WifiManagerEx, used for operations of WiFi management.
   */  
    private WifiManagerEx wifiMngEx= null;
    /**
   * Define an object of class AutoWifiManager, used for operations of automatic management.
   */
  private AutoWifiManager auto = null;  
  /**
   * A BroadcastReceiver to prompt dialogs
   */
  private BroadcastReceiver broadcastReceiver = null;
  /**
  A static value used in messages sent to the BroadcastReceiver 
  indicates no available WiFi networks with a strong signal.
  */
  private static final int DIALOG_NULL = 0;
  /**
  A static value used in messages sent to the BroadcastReceiver 
  indicates the WiFi network with the strongest signal is not remembered by the device.
  */
  private static final int DIALOG_NOT_CONFIG = 1;
  /**
  A static value used in messages sent to the BroadcastReceiver 
  indicates the WiFi network with the strongest signal has been remembered by the device.
  */
  private static final int DIALOG_CONFIG = 2;
    /** 
     * Rewrite function onCreate, called when the object of class NetMngActivity created.
     */
    @Override
    public void onCreate(Bundle savedInstanceState) 
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); 
        mngInit();
        attrInit();
        dialogInit();
        bcInit();
    }
    /** 
     * Rewrite function Destroy, called when the object of class NetMngActivity deleted.
     * In addition to default operations, turn off automatic management and unregister broadcast receiver.
     */
    @Override
    public void onDestroy()
    {
      super.onDestroy();
      if(auto.isAuto())
        auto.offAuto();
      this.unregisterReceiver(broadcastReceiver);
    }
    /** 
     * Initialize class WifiManagerEx and its object.
     */
    private void mngInit()
    {
      wifiMngEx= new WifiManagerEx(this.getApplicationContext());
      auto = new AutoWifiManager(wifiMngEx);
    }
    /** 
     * Initialize widgets of the main panel.
     */
    private void attrInit()
    {
        submitSpeedBtn = (Button)findViewById(R.id.submitEntrSpeed);
        submitSpeedBtn.setOnClickListener(new SubSpeedButtonListener());
        submitIntervalBtn = (Button)findViewById(R.id.submitExitSpeed);
        submitIntervalBtn.setOnClickListener(new SubIntervalButtonListener());
        editSwitchSpeed = (EditText)findViewById(R.id.editEntrSpeed);
        editInterval = (EditText)findViewById(R.id.editExitSpeed);
        //Set default values, for users.
        //editSwitchSpeed.setText("20");
        //editInterval.setText("30");
        //Set default values, for testing.
        editSwitchSpeed.setText("20");
        editInterval.setText("1");
        auto.setSwitchSpeed(Integer.valueOf(editSwitchSpeed.getText().toString()).intValue());
        auto.setInterval(Integer.valueOf(editInterval.getText().toString()).intValue());
        cbSwi = (CheckBox)findViewById(R.id.cbSwitch);
        cbSwi.setOnCheckedChangeListener(new SwiCBListener());
        cbRib = (CheckBox)findViewById(R.id.cbRib);
        cbRib.setOnCheckedChangeListener(new RibCBListener());
        tvSSTitle = (TextView)findViewById(R.id.tvSSTile);
        tvITitle = (TextView)findViewById(R.id.tvITile);
        tvExit = (TextView)findViewById(R.id.tvExit);  
        tvSSTitle.setOnClickListener(new TextViewListener());
        tvITitle.setOnClickListener(new TextViewListener());
        tvExit.setOnClickListener(new TextViewListener());
    }
    /** 
     * Initialize dialogs
     */
    private void dialogInit()
  {
    dialog_not_cfg = new AlertDialog.Builder(NetMngActivity.this);
      dialog_cfg = new AlertDialog.Builder(NetMngActivity.this);
      dialog_i = new AlertDialog.Builder(this);
      dialog_ss = new AlertDialog.Builder(this);
      dialog_ss.setTitle(R.string.enter_ss_title_lite);
      dialog_ss.setMessage(
          ((String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.enter_switchSpeed))
          +((String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.enter_switchSpeed_ex))
          );
      dialog_i.setTitle(R.string.enter_i_title_lite);
      dialog_i.setMessage(
          ((String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.enter_interval))
          +((String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.enter_interval_ex))
          );
      dialog_not_cfg.setTitle(R.string.dialog_ncfg_title);
      dialog_cfg.setTitle(R.string.dialog_cfg_title);
      dialog_not_cfg.setPositiveButton(R.string.to_wifi_setttings, new DialogInterface.OnClickListener() {      
      @Override
      public void onClick(DialogInterface dialog, int which) {
        NetMngActivity.this.startActivity(new Intent(android.provider.Settings.ACTION_WIFI_SETTINGS));  
      }
    });
      dialog_not_cfg.setNeutralButton(R.string.back, new DialogInterface.OnClickListener() {      
      @Override
      public void onClick(DialogInterface dialog, int which) {  
        cbSwi.setChecked(true);
      }
    });
      dialog_not_cfg.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {      
      @Override
      public void onClick(DialogInterface dialog, int which) {  
      }
    });
      dialog_cfg.setPositiveButton(R.string.back, new DialogInterface.OnClickListener() {      
      @Override
      public void onClick(DialogInterface dialog, int which) {  
        cbSwi.setChecked(true);
      }
    });
      dialog_cfg.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {      
      @Override
      public void onClick(DialogInterface dialog, int which) {  
      }
    });
      dialog_ss.setNeutralButton(R.string.back_lite, new DialogInterface.OnClickListener() {      
      @Override
      public void onClick(DialogInterface dialog, int which) {  
      }
    });
      dialog_i.setNeutralButton(R.string.back_lite, new DialogInterface.OnClickListener() {      
      @Override
      public void onClick(DialogInterface dialog, int which) {  
      }
    });
  }
    /** 
     * Initialize the broadcast receiver.
     */
    private void bcInit()
    {
        IntentFilter intentFilter = new IntentFilter();
        intentFilter.addAction("dialog_show");
        broadcastReceiver = new DialogBroadcastReceiver();
        this.registerReceiver(broadcastReceiver, intentFilter);
    }
  /** 
     * Set responding operations of submitSpeedBtn
     */
  private class SubSpeedButtonListener implements OnClickListener
  {
      @Override
      public void onClick(View v) 
      {
        auto.setSwitchSpeed(Integer.valueOf(editSwitchSpeed.getText().toString()).intValue());
      }     
    }
  /** 
     * Set responding operations of submitIntervalBtn
     */
  private class SubIntervalButtonListener implements OnClickListener
  {
      @Override
      public void onClick(View v) 
      {
        auto.setInterval(Integer.valueOf(editInterval.getText().toString()).intValue());
      }     
    }
  private class SwiCBListener implements OnCheckedChangeListener
  {
    public void onCheckedChanged(CompoundButton buttonView,boolean isChecked) 
    {

      cbSwi.setChecked(isChecked);
      String signal = ((String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.already));
      if(isChecked)
      {
        auto.onAuto();
        signal+=((String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.onauto));
      }
      else
      {
        auto.offAuto();
        signal+=((String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.offauto));
      }
      (Toast.makeText(getApplicationContext(),
          (String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.signal)
          +signal, Toast.LENGTH_SHORT)).show();
    }
    
  }
  private class RibCBListener implements OnCheckedChangeListener
  {
    public void onCheckedChanged(CompoundButton buttonView,boolean isChecked) 
    {
      String signal = "";
      if(isChecked)
      {
        NetMngActivity.this.wifiMngEx.openWifi();
        signal+=((String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.openwifi));
      }
      else
      {
        NetMngActivity.this.wifiMngEx.closeWifi();
        signal+=((String)NetMngActivity.this.getBaseContext().getResources().getString(R.string.closewifi));
      }
      (Toast.makeText(getApplicationContext(),signal, Toast.LENGTH_SHORT)).show();
    }
    
  }
  private class TextViewListener implements OnClickListener
  {
      @Override
      public void onClick(View v) 
      {
        switch(v.getId())
        {
        case R.id.tvSSTile:
          dialog_ss.show();break;
        case R.id.tvITile:
          dialog_i.show();break;
        case R.id.tvExit:
          NetMngActivity.this.finish();break;
          default:
            break;
        }
      }     
    }
  /** 
     * A BroadcastReceiver to prompt dialogs
     */
  private class DialogBroadcastReceiver extends BroadcastReceiver
  {
    @Override
    public void onReceive(Context context, Intent intent) {
      if(intent.getAction().equals("dialog_show"))
      {
        Resources r = context.getResources();
        switch(intent.getExtras().getInt("dialog"))
        {
        case DIALOG_NULL :
          break;
        case DIALOG_NOT_CONFIG :
          auto.offAuto();
          cbSwi.setChecked(false);
          dialog_not_cfg.setMessage((String)r.getString(R.string.dialog_ncfg_message)
              +intent.getExtras().getString("message"));
          dialog_not_cfg.show();
          (Toast.makeText(getApplicationContext(),
              (String)getApplicationContext().getResources().getString(R.string.dialog_ncfg_toast)
              , Toast.LENGTH_LONG)).show();
          break;
        case DIALOG_CONFIG :
          auto.offAuto();
          cbSwi.setChecked(false);
          dialog_cfg.setMessage((String)r.getString(R.string.dialog_cfg_message)
              +intent.getExtras().getString("message"));
          (Toast.makeText(getApplicationContext(),
              (String)getApplicationContext().getResources().getString(R.string.dialog_cfg_toast)
              , Toast.LENGTH_LONG)).show();
          dialog_cfg.show();
          break;
        default:
          break;
        }
      }
    }  
  }
}

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