Android Open Source - digitalcampus Exams Activity

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Back to project page digitalcampus.

License

The source code is released under:

MIT License

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Java Source Code

package com.llenguatges.digitalcampus.exams;
// w ww  . j a  va 2s  .  co  m
import java.util.ArrayList;
import java.util.List;

import android.app.ActionBar;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListView;

import com.llenguatges.digitalcampus.R;
import com.llenguatges.digitalcampus.adapters.ExamAdapter;
import com.llenguatges.digitalcampus.database.ExamTable;
import com.llenguatges.digitalcampus.objects.Exam;

public class ExamsActivity extends Activity {
  private List<Exam> examsArray;
  private ExamTable et;
  
  /**
   * Start interacting with the user.
   * Called when previous activity not finished.
   */
  protected void onResume() {
    super.onResume();
    setExams();
  }
  
  /**
   * Called when the activity is first created. 
   * This is where you all of static set up: customize ActionBar. 
   * This method also provides you with a Bundle containing the 
   * activity's previously frozen state, if there was one.
   */
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_exams);
    ActionBar actionBar = getActionBar();
    actionBar.setSubtitle("Students managment");
    actionBar.setDisplayHomeAsUpEnabled(true);
  }
  
  /**
   * Initialize the contents of the Activity's standard options menu.
   */
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.exams_menu, menu);
        return true;
    }
    
    /**
   * Set Activity's view and initialize UI actions
   */
    public void setExams() {
      examsArray = new ArrayList<Exam>();
      et = new ExamTable(getApplicationContext());
      examsArray = et.GetDataFromTable();
      ListView listView = (ListView)findViewById(R.id.examsListView);
      ExamAdapter examsAdapter = new ExamAdapter(getApplicationContext(), examsArray);
      listView.setAdapter(examsAdapter);
      listView.setOnItemClickListener(new OnItemClickListener() {
      public void onItemClick(AdapterView<?> arg0, View view, int position, long arg3) {
        Intent intent = new Intent().setClass(ExamsActivity.this, NewExamActivity.class);
        long id = examsArray.get(position).getId();
        intent.putExtra("id", id);
        startActivity(intent);
      } 
    });
    }
    
    /**
     * This hook is called whenever an item in your options menu is selected.
     */
    public boolean onOptionsItemSelected(MenuItem item) {
      switch (item.getItemId()) {
          case android.R.id.home:
              this.finish();
              return true;
          case R.id.new_exam:
            Intent intent = new Intent().setClass(ExamsActivity.this, 
                NewExamActivity.class);
            intent.putExtra("exam", 0);
        startActivity(intent);
            return true;
          default:
              return super.onOptionsItemSelected(item);
      }
  }
}

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