com.kyleszombathy.sms_scheduler.DatePickerFragment.java Source code

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Here is the source code for com.kyleszombathy.sms_scheduler.DatePickerFragment.java

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/**
 * Copyright 2016 Kyle Szombathy
    
 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 com.kyleszombathy.sms_scheduler;

import android.app.Activity;
import android.app.DatePickerDialog;
import android.app.Dialog;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.v4.app.DialogFragment;
import android.widget.DatePicker;

import java.util.Calendar;

public class DatePickerFragment extends DialogFragment implements DatePickerDialog.OnDateSetListener {

    @NonNull
    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        // Use the current date as the default date in the picker
        final Calendar c = Calendar.getInstance();
        int year = c.get(Calendar.YEAR);
        int month = c.get(Calendar.MONTH);
        int day = c.get(Calendar.DAY_OF_MONTH);

        // Create a new instance of DatePickerDialog and return it
        DatePickerDialog dialog = new DatePickerDialog(getActivity(), this, year, month, day);
        dialog.getDatePicker().setMinDate(System.currentTimeMillis() - 1000);
        return dialog;
    }

    public void onDateSet(DatePicker view, int year, int month, int day) {
        // Do something with the date chosen by the user
        this.mListener.onComplete(year, month, day);
    }

    public static interface OnCompleteListener {
        public abstract void onComplete(int year, int month, int day);
    }

    private OnCompleteListener mListener;

    // make sure the Activity implemented it
    public void onAttach(Activity activity) {
        super.onAttach(activity);
        try {
            this.mListener = (OnCompleteListener) activity;
        } catch (final ClassCastException e) {
            throw new ClassCastException(activity.toString() + " must implement OnCompleteListener");
        }
    }
}