Java tutorial
package fragments; import hoaiquan.ho.valet.R; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Locale; import org.apache.http.NameValuePair; import org.apache.http.message.BasicNameValuePair; import org.json.JSONException; import org.json.JSONObject; import android.app.Activity; import android.app.ProgressDialog; import android.content.Intent; import android.os.AsyncTask; import android.os.Bundle; import android.support.v4.app.DialogFragment; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentTransaction; import android.view.Gravity; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.WindowManager.LayoutParams; import android.view.ViewGroup; import android.view.Window; import android.widget.Button; import android.widget.EditText; import android.widget.ImageView; import android.widget.RadioButton; import android.widget.ScrollView; import android.widget.TextView; import android.widget.Toast; import asynctasks.LoadTicketDataAsync; import asynctasks.AddTicketDataAsync; import common.JSONSerializer; import common.SessionUser; public class NewTicket extends DialogFragment implements OnClickListener { private TextView ticketdate; private Button ticketSubmit; private ScrollView scrolly; private EditText ticketSerial, ticketName, ticketModel, ticketColor, ticketLicense, ticketPark, ticketKey; private RadioButton sedanRadio, sportRadio, vanRadio, truckRadio, bikeRadio; private ImageView colorWheel; private AddTicketDataAsync ticketTask = null; public static final int COLOR_PICKER = 1; @Override public void onDestroy() { if (ticketTask != null) { ticketTask.cancel(false); } super.onDestroy(); } @Override public void onResume() { super.onResume(); Window window = getDialog().getWindow(); window.setLayout(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); window.setGravity(Gravity.CENTER); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { getDialog().getWindow().requestFeature(Window.FEATURE_NO_TITLE); View view = inflater.inflate(R.layout.ticket_new, container, false); scrolly = (ScrollView) view.findViewById(R.id.scrollbar); ticketSerial = (EditText) view.findViewById(R.id.ticketserial); ticketName = (EditText) view.findViewById(R.id.ticketname); ticketdate = (TextView) view.findViewById(R.id.ticketdate); sedanRadio = (RadioButton) view.findViewById(R.id.sedanradio); sportRadio = (RadioButton) view.findViewById(R.id.sportradio); vanRadio = (RadioButton) view.findViewById(R.id.vanradio); truckRadio = (RadioButton) view.findViewById(R.id.truckradio); bikeRadio = (RadioButton) view.findViewById(R.id.bikeradio); ticketModel = (EditText) view.findViewById(R.id.ticketmodel); ticketColor = (EditText) view.findViewById(R.id.ticketcolor); ticketLicense = (EditText) view.findViewById(R.id.ticketlicense); ticketPark = (EditText) view.findViewById(R.id.ticketparklocation); ticketKey = (EditText) view.findViewById(R.id.ticketkeylocation); ticketSubmit = (Button) view.findViewById(R.id.ticketsubmit); colorWheel = (ImageView) view.findViewById(R.id.colorwheel); colorWheel.setOnClickListener(this); ticketColor.setOnClickListener(this); scrolly.setVerticalScrollbarPosition(View.SCROLLBAR_POSITION_LEFT); String currentDate = new SimpleDateFormat("EEEE / MMMM-dd-yyyy / h:mm a", Locale.getDefault()) .format(new Date()); final String dateforSQL = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss", Locale.getDefault()) .format(new Date()); ticketdate.setText(currentDate); ticketSubmit.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { String ticket, name, date, cartype, model, color, license, park, key; ticket = ticketSerial.getText().toString().trim(); name = ticketName.getText().toString().trim(); date = dateforSQL; cartype = CarType(); model = ticketModel.getText().toString().trim(); color = ticketColor.getText().toString().trim(); license = ticketLicense.getText().toString().trim(); park = ticketPark.getText().toString().trim(); key = ticketKey.getText().toString().trim(); ticketTask = new AddTicketDataAsync(getActivity(), getFragmentManager()); ticketTask.execute(ticket, name, date, cartype, model, color, license, park, key); } }); return view; } private String CarType() { String cartype; if (sedanRadio.isChecked()) { cartype = "sedan"; } else if (sportRadio.isChecked()) { cartype = "coupe/sport"; } else if (vanRadio.isChecked()) { cartype = "van/suv"; } else if (truckRadio.isChecked()) { cartype = "truck"; } else if (bikeRadio.isChecked()) { cartype = "bike"; } else { cartype = ""; } return cartype; } @Override public void onClick(View v) { ColorPicker colorPicker = new ColorPicker(); colorPicker.setTargetFragment(this, COLOR_PICKER); colorPicker.show(getFragmentManager(), "Color Picker"); } @Override public void onActivityResult(int requestCode, int resultCode, Intent data) { switch (requestCode) { case COLOR_PICKER: if (resultCode == Activity.RESULT_OK) { Bundle bundle = data.getExtras(); String color = bundle.getString("color", ""); ticketColor.setText(color); } else if (resultCode == Activity.RESULT_CANCELED) { ticketColor.setText(""); } break; } } }