Android Open Source - simple-matrix Display Result Activity

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Back to project page simple-matrix.

License

The source code is released under:

MIT License

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Java Source Code

package com.alexkang.x3matrixcalculator;
//from  w w  w  .j  av  a2 s. c om
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.view.Menu;
import android.view.MenuItem;
import android.view.ViewGroup;
import android.widget.TextView;

public class DisplayResultActivity extends Activity {

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    
    if (MainActivity.row == 2) {
      setContentView(R.layout.activity_display_result_2);
    }
    else if (MainActivity.row == 3) {
      setContentView(R.layout.activity_display_result_3);
    }
    else {
      setContentView(R.layout.activity_display_result_4);
    }
    
    // Show the Up button in the action bar.
    setupActionBar();
    setTitle("Answer");
    
    Intent intent = getIntent();
    
    if (MainActivity.rational(this)) {
      MatrixRational resultParcelable = intent.getParcelableExtra(MainActivity.RESULT);
      String[][] result = resultParcelable.getMatrix();
      ViewGroup displayResult = (ViewGroup) findViewById(R.id.result);
      
      for (int i=0; i<MainActivity.row; i++) {
        ViewGroup row = (ViewGroup) displayResult.getChildAt(i);
        for (int j=0; j<MainActivity.column; j++) {
          TextView element = (TextView) row.getChildAt(j);
          element.setText(result[i][j]);
        }
      }
    }
    
    else {
      Matrix resultParcelable = intent.getParcelableExtra(MainActivity.RESULT);
      double[][] result = resultParcelable.getMatrix();
      ViewGroup displayResult = (ViewGroup) findViewById(R.id.result);
      
      for (int i=0; i<MainActivity.row; i++) {
        ViewGroup row = (ViewGroup) displayResult.getChildAt(i);
        for (int j=0; j<MainActivity.column; j++) {
          TextView element = (TextView) row.getChildAt(j);
          element.setText(result[i][j] + "");
        }
      }
    }
  }

  /**
   * Set up the {@link android.app.ActionBar}.
   */
  private void setupActionBar() {

    getActionBar().setDisplayHomeAsUpEnabled(true);

  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.display_result, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case android.R.id.home:
      // This ID represents the Home or Up button. In the case of this
      // activity, the Up button is shown. Use NavUtils to allow users
      // to navigate up one level in the application structure. For
      // more details, see the Navigation pattern on Android Design:
      //
      // http://developer.android.com/design/patterns/navigation.html#up-vs-back
      //
      NavUtils.navigateUpFromSameTask(this);
      return true;
    }
    return super.onOptionsItemSelected(item);
  }

}

Java Source Code List