Android Open Source - ShellAndroid Main Activity

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License

The source code is released under:
Apache License
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Java Source Code

package z.hol.shellandroid.example;
//from   w ww.j  a  v a  2s  .com
import z.hol.shellandroid.ShellAndroid;
import android.app.Activity;
import android.os.AsyncTask;
import android.os.Bundle;
import android.text.TextUtils;
import android.text.method.ScrollingMovementMethod;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.EditText;
import android.widget.TextView;

/**
 * The example activity, and also for test
 * @author holmes
 *
 */
public class MainActivity extends Activity implements OnClickListener{
  
  private TextView txtResult, txtCheckRoot, txtExitRoot;
  private EditText edtCmd;
  private ShellAndroid mShell;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    edtCmd = (EditText) findViewById(R.id.edit);
    txtResult = (TextView) findViewById(R.id.text);
    txtResult.setMovementMethod(new ScrollingMovementMethod());
    txtCheckRoot = (TextView) findViewById(R.id.check_root_result);
    txtExitRoot = (TextView) findViewById(R.id.exit_root_result);

    findViewById(R.id.execute).setOnClickListener(this);
    findViewById(R.id.check_root).setOnClickListener(this);
    findViewById(R.id.exit_root).setOnClickListener(this);
    
    //---- shell initialization ----
    mShell = new ShellAndroid(null);
    String flagFile = mShell.initFlag(getApplicationContext());
    mShell.printOutput();
    mShell.setFlagFile(flagFile);
    //---- finish shell initialization ----
    
  }

  @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;
  }

  @Override
  protected void onDestroy() {
    // TODO Auto-generated method stub
    super.onDestroy();
    if (mShell != null){
      mShell.close();
    }
  }

  @Override
  public void onClick(View v) {
    // TODO Auto-generated method stub
    switch (v.getId()) {
    case R.id.execute:
      String cmd = edtCmd.getText().toString();
      new ExecuteTask().execute(cmd);
      edtCmd.setText("");
      edtCmd.requestFocus();
      break;
    case R.id.check_root:
      new RootCheckTask(1).execute();
      break;
    case R.id.exit_root:
      new RootCheckTask(2).execute();
      break;
    }
  }
  
  private class ExecuteTask extends AsyncTask<String, Void, String>{

    @Override
    protected String doInBackground(String... params) {
      // TODO Auto-generated method stub
      String cmd = params[0];
      if (cmd.startsWith("0x")){
        byte[] ascii = new byte[]{Integer.valueOf(cmd.substring(2), 16).byteValue()};
        mShell.exec(false, new String(ascii));
      }else{
        mShell.exec(false, params);
      }
      return mShell.getLastResult();
    }
    
    @Override
    protected void onPostExecute(String result) {
      // TODO Auto-generated method stub
      super.onPostExecute(result);
      if (!TextUtils.isEmpty(result)){
        txtResult.setText(result);
      }else{
        txtResult.setText("Empty result");
      }
    }
  }
  
  public class RootCheckTask extends AsyncTask<Void, Void, Boolean>{
    
    private final int mTaskType;
    
    public RootCheckTask(int type) {
      // TODO Auto-generated constructor stub
      mTaskType = type;
    }

    @Override
    protected Boolean doInBackground(Void... params) {
      // TODO Auto-generated method stub
      if (mTaskType == 1){
        mShell.checkRoot();
      }else if (mTaskType == 2){
        mShell.exitRoot();
      }
      return mShell.hasRoot();
    }
    
    @Override
    protected void onPostExecute(Boolean result) {
      // TODO Auto-generated method stub
      super.onPostExecute(result);
      if (mTaskType == 1){
        txtCheckRoot.setText(result.toString());
      }else if (mTaskType == 2){
        txtExitRoot.setText(result.toString());
      }
    }
  }
}
Java Source Code List
