DateTimeDialog.java

/*
 * Copyright 2013 University of South Florida
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *        http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and 
 * limitations under the License.
 */

package edu.usf.cutr.opentripplanner.android.util;

import android.annotation.TargetApi;
import android.os.Build;
import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.text.format.DateFormat;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.Spinner;
import android.widget.TimePicker;

import java.util.Calendar;
import java.util.Date;

import edu.usf.cutr.opentripplanner.android.MyActivity;
import edu.usf.cutr.opentripplanner.android.OTPApp;
import edu.usf.cutr.opentripplanner.android.R;
import edu.usf.cutr.opentripplanner.android.model.ArriveBySpinnerItem;

public class DateTimeDialog extends
        DialogFragment /* implements DatePickerCompleteListener, TimePickerCompleteListener*/ {

    private Spinner spinScheduleType;

    private TimePicker pickerTime;

    private DatePicker pickerDate;

    private Button btnOk;

    private Button btnCancel;

    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
            Bundle savedInstanceState) {

        View view = inflater.inflate(R.layout.date_time_dialog, container);

        spinScheduleType = (Spinner) view.findViewById(R.id.spinScheduleType);
        pickerTime = (TimePicker) view.findViewById(R.id.timePicker1);
        pickerDate = (DatePicker) view.findViewById(R.id.datePicker1);
        btnOk = (Button) view.findViewById(R.id.btnOk);
        btnCancel = (Button) view.findViewById(R.id.btnCancel);

        getDialog().setTitle(getResources().getString(R.string.date_time_selector_title));
        getDialog().setCanceledOnTouchOutside(true);

        pickerTime.setIs24HourView(DateFormat.is24HourFormat(getActivity()));

        //TimePicker state needs to be saved manually because of this bug in Android that affects at least ICS: http://code.google.com/p/android/issues/detail?id=22754
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
            pickerTime.setSaveFromParentEnabled(false);
        }

        OnClickListener oclOk = new OnClickListener() {

            @Override
            public void onClick(View v) {
                Calendar cal = Calendar.getInstance();

                cal.set(pickerDate.getYear(), pickerDate.getMonth(), pickerDate.getDayOfMonth(),
                        pickerTime.getCurrentHour(), pickerTime.getCurrentMinute());
                ArriveBySpinnerItem selectedSscheduleType = (ArriveBySpinnerItem) spinScheduleType
                        .getSelectedItem();
                ((MyActivity) getActivity())
                        .onDateComplete(cal.getTime(), selectedSscheduleType.getValue());
                dismiss();
            }
        };
        btnOk.setOnClickListener(oclOk);

        OnClickListener oclCancel = new OnClickListener() {

            @Override
            public void onClick(View v) {
                dismiss();
            }
        };
        btnCancel.setOnClickListener(oclCancel);

        ArrayAdapter<ArriveBySpinnerItem> arriveByTypeAdapter
                = new ArrayAdapter<ArriveBySpinnerItem>(
                getActivity(),
                android.R.layout.simple_spinner_dropdown_item,
                new ArriveBySpinnerItem[]{new ArriveBySpinnerItem(
                        getResources().getString(R.string.date_time_selector_spinner_depart), false),
                        new ArriveBySpinnerItem(
                                getResources().getString(R.string.date_time_selector_spinner_arrive),
                                true)});
        spinScheduleType.setAdapter(arriveByTypeAdapter);

        return view;
    }


    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);

        Bundle bundle;

        if (savedInstanceState == null) {
            bundle = this.getArguments();
            Date tripDate = (Date) bundle.getSerializable(OTPApp.BUNDLE_KEY_TRIP_DATE);
            boolean arriveBy = bundle.getBoolean(OTPApp.BUNDLE_KEY_ARRIVE_BY);

            Calendar cal = Calendar.getInstance();
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
                if (cal.getTimeInMillis() < tripDate.getTime()) {
                    //min time should preceede setted time and setted time will be set with 0 seconds, so we aloud one minute less
                    pickerDate.setMinDate(cal.getTimeInMillis() - 60000);
                } else {
                    //min time should preceede setted time and setted time will be set with 0 seconds, so we aloud one minute less
                    pickerDate.setMinDate(tripDate.getTime() - 60000);
                }
            }

            cal.setTime(tripDate);

            if (!arriveBy) {
                spinScheduleType.setSelection(0);
            } else {
                spinScheduleType.setSelection(1);
            }
            pickerTime.setCurrentHour(cal.get(Calendar.HOUR_OF_DAY));
            pickerTime.setCurrentMinute(cal.get(Calendar.MINUTE));
            pickerDate.updateDate(cal.get(Calendar.YEAR), cal.get(Calendar.MONTH),
                    cal.get(Calendar.DAY_OF_MONTH));
        } else {
            //TimePicker state needs to be saved manually because of this bug in Android that affects at least ICS: http://code.google.com/p/android/issues/detail?id=22754
            bundle = savedInstanceState;
            pickerTime.setCurrentHour(bundle.getInt(OTPApp.BUNDLE_KEY_TIMEPICKER_SAVED_HOUR));
            pickerTime.setCurrentMinute(bundle.getInt(OTPApp.BUNDLE_KEY_TIMEPICKER_SAVED_MINUTE));
        }


    }


    @Override
    public void onSaveInstanceState(Bundle savedInstanceState) {
        super.onSaveInstanceState(savedInstanceState);
        //TimePicker state needs to be saved manually because of this bug in Android that affects at least ICS: http://code.google.com/p/android/issues/detail?id=22754
        savedInstanceState
                .putInt(OTPApp.BUNDLE_KEY_TIMEPICKER_SAVED_HOUR, pickerTime.getCurrentHour());
        savedInstanceState
                .putInt(OTPApp.BUNDLE_KEY_TIMEPICKER_SAVED_MINUTE, pickerTime.getCurrentMinute());
    }


}