YPHistoryForm.java :  » UnTagged » qrcoder » th » co » yellowpages » javame » Android Open Source

package th.co.yellowpages.javame;

import java.io.IOException;
import java.util.Date;

import javax.microedition.io.ConnectionNotFoundException;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Item;
import javax.microedition.lcdui.ItemCommandListener;
import javax.microedition.lcdui.StringItem;
import javax.microedition.rms.RecordEnumeration;
import javax.microedition.rms.RecordStore;
import javax.microedition.rms.RecordStoreException;
import javax.microedition.rms.RecordStoreFullException;
import javax.microedition.rms.RecordStoreNotFoundException;

public class YPHistoryForm extends Form implements CommandListener {

  private static final Command CMD_OPEN_WEB = new Command("Open Web",
      Command.ITEM, 0);
  private static final Command CMD_OPEN_TEL = new Command("Dial",
      Command.ITEM, 0);
  private static final Command CMD_OPEN_EMAIL = new Command("Email",
      Command.ITEM, 0);
  private static final Command CMD_CLEAR_HISTORY = new Command(
      "Clear history", Command.ITEM, 1);

  private static final Command CMD_BACK = new Command("Back", Command.BACK, 0);

  private YPZXingMIDlet ypZXingMIDlet;
  private YPHistoryForm generateHistoryForm;

  public YPHistoryForm(YPZXingMIDlet ypZXingMIDlet) {
    super("History");
    try {


    this.ypZXingMIDlet = ypZXingMIDlet;
    this.generateHistoryForm = this;

    addCommand(CMD_BACK);
    addCommand(CMD_CLEAR_HISTORY);
    setCommandListener(this);

    Thread t = new Thread(new RecordListThread());
    t.start();
    } catch(Exception e) {
      System.out.println("Try catch block from YPHistoryForm.");
      System.out.println(e.toString());
    }
  }

  public void commandAction(Command command, Displayable displayable) {
    int type = command.getCommandType();

    if (type == Command.BACK) {
      System.out.println(this.getClass().getName() + ": " + "Back");

      ypZXingMIDlet.showMainForm();
    } else if (command == CMD_CLEAR_HISTORY) {
      try {
        RecordStore rs = RecordStore.openRecordStore(
            YPZXingMIDlet.QRCODER_HISTORY_RECORD_STORE, true);
        RecordEnumeration re = rs.enumerateRecords(null, null, false);

        while (re.hasNextElement()) {
          rs.deleteRecord(re.nextRecordId());
        }

        ypZXingMIDlet.getDisplay().setCurrent(
            new YPHistoryForm(ypZXingMIDlet));
      } catch (RecordStoreNotFoundException e) {
        e.printStackTrace();
      } catch (RecordStoreException e) {
        e.printStackTrace();
      }
    }
  }

  private class RecordListThread implements Runnable {

    public void run() {
      try {
        RecordStore rs = RecordStore.openRecordStore(
            YPZXingMIDlet.QRCODER_HISTORY_RECORD_STORE, true);
        RecordEnumeration re = rs.enumerateRecords(null, null, false);

        while (re.hasNextElement()) {
          final YPRecord r = new YPRecord();
          r.fromByteStream(re.nextRecord());

          Date d = new Date((Long.parseLong(r.getDatetime())));
          String ds = d.toString().substring(0, 20);

          StringItem item = new StringItem(ds, r.getQRContent());
          item.setLayout(StringItem.LAYOUT_NEWLINE_AFTER);

          if (r.getType().compareTo(YPRecord.TYPE_EMAIL) == 0) {
            item.setDefaultCommand(CMD_OPEN_EMAIL);
          } else if (r.getType().compareTo(YPRecord.TYPE_WEB) == 0) {
            item.setDefaultCommand(CMD_OPEN_WEB);
          } else if (r.getType().compareTo(YPRecord.TYPE_TEL) == 0) {
            item.setDefaultCommand(CMD_OPEN_TEL);
          }

          item.setItemCommandListener(new ItemCommandListener() {
            public void commandAction(Command command, Item item) {
              try {
                String uri = null;

                if (command == CMD_OPEN_WEB) {
                  uri = r.getQRContent();
                } else if (command == CMD_OPEN_TEL) {
                  uri = "tel:" + r.getQRContent();
                } else if (command == CMD_OPEN_EMAIL) {
                  uri = "mailto:" + r.getQRContent();
                }

                if (uri != null)
                  ypZXingMIDlet.platformRequest(uri);
              } catch (ConnectionNotFoundException e) {
                e.printStackTrace();
              }
            }
          });

          generateHistoryForm.append(item);
          System.out.println(r.toString());
        }
      } catch (RecordStoreFullException e) {
        e.printStackTrace();
      } catch (RecordStoreNotFoundException e) {
        e.printStackTrace();
      } catch (RecordStoreException e) {
        e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
  }
}