Android Open Source - Courses_Scheduler Show Courses

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Back to project page Courses_Scheduler.

License

The source code is released under:

MIT License

Java Source Code

package com.example.courses;
/*  w  w w. java 2s.c o  m*/
import java.util.ArrayList;
import java.util.Collection;

import android.os.Bundle;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.ListActivity;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Color;
import android.graphics.Typeface;
import android.util.Log;
import android.view.Gravity;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewGroup.LayoutParams;
import android.widget.AdapterView;
import android.widget.AdapterView.*;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.RelativeLayout;
import android.widget.ScrollView;
import android.widget.SimpleAdapter;
import android.widget.TableLayout;
import android.widget.TableRow;
import android.widget.TextView;
import android.widget.TimePicker;
import android.widget.Toast;

public class ShowCourses extends ListActivity {

  public final static String EXTRA_MESSAGE = "";
  int i = 0;
  int k;
  DatabaseHandler db = new DatabaseHandler(this);

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_show_courses);
    // If no entries in the database then finsh activity
    int j = 0;
    j = db.getCoursesCount();
    if (j <= 0){
      Context context = getApplicationContext();
      CharSequence text = "No Courses To Show";
      int duration = Toast.LENGTH_SHORT;
      Toast toast = Toast.makeText(context, text, duration);
      toast.setGravity(Gravity.CENTER|Gravity.CENTER, 0, 0);
      toast.show();
      finish();
    }
    
    Log.d("here","not");
    ArrayList<String> listItems = new ArrayList<String>();
    // getting courses from database
    for (i = 0; i < j; i++) {
      String[] result = db.getCourses(i).split(",");
      String code = result[1];
      String type = "P";
      String day = "Mo";
      String time = result[7] + ":" + result[8];
      String loc = result[5];
      if (result[3].equals("Lecture"))
        type = "L";
      if (result[4].equals("Tuesday"))
        day = "Tu";
      if (result[4].equals("Wednesday"))
        day = "We";
      if (result[4].equals("Thursday"))
        day = "Th";
      if (result[4].equals("Friday"))
        day = "Fr";
      if (result[4].equals("Saturday"))
        day = "Sa";
      if (result[4].equals("Sunday"))
        day = "Su";

      String Final = code + " " + type + " " + day + " " + time + " "
          + loc;
      listItems.add(Final); // adding them to an arraylist
    }
    // creating list adapter
    setListAdapter(new ArrayAdapter<String>(this,
        android.R.layout.simple_list_item_1, listItems));
    ListView lv = getListView();
    // listening to single list item on click
    lv.setOnItemClickListener(new OnItemClickListener() {
      public void onItemClick(AdapterView<?> parent, View view,
          int position, long id) {
        int x = (int) id;
        String result = db.getCourses(x);
        // Launching new Activity that shows courses details on click
        Intent i = new Intent(getApplicationContext(), Details.class);
        // sending data to new activity
        i.putExtra(EXTRA_MESSAGE, result);
        startActivityForResult(i, 1);
      }
    });
    // Back button
    Button btn = (Button) findViewById(R.id.button5);
    btn.setText("Back");
    lv.addFooterView(btn);
    btn.setOnClickListener(new View.OnClickListener() {
      public void onClick(View view) {
        finish();
      }
    });
  }

  protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (resultCode == 2) {
      finish();
    }
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.show_courses, menu);
    return true;
  }
  public boolean onOptionsItemSelected(MenuItem item) {
      // Handle item selection
      switch (item.getItemId()) {
          default:
          Intent intent = new Intent(this, Settings.class);
          startActivity(intent);
      }
    return true;
  }

  @Override
  protected void onResume() {
    super.onResume();

    // setContentView(R.layout.activity_new_course);
    LinearLayout mScreen = (LinearLayout) findViewById(R.id.oink);
    // ListView mScreen = getListView();
    SharedPreferences settings = this.getSharedPreferences(
        "com.example.courses", Context.MODE_PRIVATE);
    int backColour = settings.getInt("com.example.courses",
        Context.MODE_PRIVATE);
    int textColour = settings.getInt("text", Context.MODE_PRIVATE);
    int textface = settings.getInt("font", Context.MODE_PRIVATE);
    if (textColour == 0)
      textColour = -16777216;
    mScreen.setBackgroundColor(backColour);

    Typeface mFont = Typeface.SANS_SERIF;
    if (textface == 0)
      mFont = Typeface.SANS_SERIF;
    if (textface == 1)
      mFont = Typeface.createFromAsset(getAssets(), "Advert-Regular.ttf");
    if (textface == 2)
      mFont = Typeface.createFromAsset(getAssets(), "kberry.ttf");
    final ViewGroup mContainer = (ViewGroup) findViewById(
        android.R.id.content).getRootView();
    setAppFont(mContainer, mFont, textColour);
  }

  public static final void setAppFont(ViewGroup mContainer, Typeface mFont,
      int textColour) {
    if (mContainer == null || mFont == null)
      return;
    final int mCount = mContainer.getChildCount();
    // Loop through all of the children.
    for (int i = 0; i < mCount; ++i) {
      final View mChild = mContainer.getChildAt(i);
      if (mChild instanceof TextView) {
        // Set the font if it is a TextView.
        ((TextView) mChild).setTypeface(mFont);
        ((TextView) mChild).setTextColor(textColour);
      } else if (mChild instanceof ViewGroup) {
        // Recursively attempt another ViewGroup.
        setAppFont((ViewGroup) mChild, mFont, textColour);
      }
    }
  }

}

Java Source Code List

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