Android Open Source - iEtueri Calendar Manager

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License

The source code is released under:

GNU General Public License

Java Source Code

package schedule;
/*w  ww  . j a  va2 s .  c  o  m*/
import android.accounts.Account;
import android.accounts.AccountManager;
import android.app.Activity;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.provider.CalendarContract;
import android.provider.CalendarContract.Calendars;

public class CalendarManager {

  public static final String CALENDAR_NAME = "iEtueri Calendar";
  public static final String ACCOUNT_TYPE = "com.google.com";
  public static int ID = -1;

  public static Uri buildCalUri(Context context) {
    Account[] accounts = AccountManager.get(context).getAccountsByType("com.google");
    String account = new String();
    if (accounts.length >= 1) {
      // TODO: Make dialog to choose what account you can synchronize
      account = accounts[0].name;
    }
    return CalendarContract.Calendars.CONTENT_URI.buildUpon()
        .appendQueryParameter(CalendarContract.CALLER_IS_SYNCADAPTER, "true")
        .appendQueryParameter(Calendars.ACCOUNT_NAME, account)
        .appendQueryParameter(Calendars.ACCOUNT_TYPE, ACCOUNT_TYPE).build();
  }

  /** Create the calendar in the database */
  public static void createCalendar(Context ctx) {
    ContentResolver cr = ctx.getContentResolver();
    ContentValues cv = buildNewCalContentValues(ctx);
    Uri calUri = buildCalUri(ctx);
    // insert the calendar into the database
    Uri newUri = cr.insert(calUri, cv);
    ID = Integer.parseInt(newUri.getLastPathSegment());
  }

  /** Permanently deletes our calendar from database (along with all events) */
  public static void deleteCalendar(Context ctx) {
    ContentResolver cr = ctx.getContentResolver();
    Uri calUri = ContentUris.withAppendedId(buildCalUri(ctx), ID);
    cr.delete(calUri, null, null);
  }

  /** Creates the values the new calendar will have */
  private static ContentValues buildNewCalContentValues(Context context) {
    Account[] accounts = AccountManager.get(context).getAccountsByType("com.google");
    String account = new String();
    if (accounts.length >= 1) {
      // TODO: Make dialog to choose what account you can synchronize
      account = accounts[0].name;
    }
    /** Need get the account of user, or user choose them */
    final ContentValues cv = new ContentValues();
    cv.put(Calendars.ACCOUNT_NAME, account);
    cv.put(Calendars.ACCOUNT_TYPE, ACCOUNT_TYPE);
    cv.put(Calendars.NAME, CALENDAR_NAME);
    cv.put(Calendars.CALENDAR_DISPLAY_NAME, CALENDAR_NAME);
    cv.put(Calendars.CALENDAR_COLOR, 0xEA8561);
    // user can only read the calendar
    cv.put(Calendars.CALENDAR_ACCESS_LEVEL, Calendars.CAL_ACCESS_OWNER);
    cv.put(Calendars.OWNER_ACCOUNT, account);
    cv.put(Calendars.VISIBLE, 1);
    cv.put(Calendars.DELETED, 0);
    cv.put(Calendars.SYNC_EVENTS, 1);
    return cv;
  }

  public static void checkCalendarID(Activity activity) {
    final String[] EVENT_PROJECTION = new String[] { Calendars._ID, Calendars.CALENDAR_DISPLAY_NAME,
        Calendars.DELETED };

    // The indices for the projection array above.
    final int CALENDAR_ID_INDEX = 0;

    Cursor cur = null;
    ContentResolver cr = activity.getContentResolver();
    Uri uri = buildCalUri(activity);

    String selection = "(" + Calendars.CALENDAR_DISPLAY_NAME + " = ? AND " + Calendars.DELETED + "=?)";
    String[] selectionArgs = new String[] { CalendarManager.CALENDAR_NAME, "0" };

    // Submit the query and get a Cursor object back.
    cur = cr.query(uri, EVENT_PROJECTION, selection, selectionArgs, null);
    cur.moveToFirst();
    if (!cur.isAfterLast())
      CalendarManager.ID = cur.getInt(CALENDAR_ID_INDEX);

    cur.close();
  }
}

Java Source Code List

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