Android Open Source - mac-hopper Time Preference

From Project

Back to project page mac-hopper.

License

The source code is released under:

MIT License

If you think the Android project mac-hopper listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package uk.co.danhawkes.machopper.ui.preferences;
/* www  . java2 s .  c  om*/
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;

import android.content.Context;
import android.content.res.TypedArray;
import android.preference.DialogPreference;
import android.text.format.DateFormat;
import android.util.AttributeSet;
import android.view.View;
import android.widget.TimePicker;

public class TimePreference extends DialogPreference {
  private Calendar calendar;
  private TimePicker picker = null;

  public TimePreference(Context context) {
    this(context, null);
  }

  public TimePreference(Context context, AttributeSet attrs) {
    this(context, attrs, android.R.attr.preferenceStyle);
  }

  public TimePreference(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);

    setPositiveButtonText(android.R.string.ok);
    setNegativeButtonText(android.R.string.cancel);
    calendar = new GregorianCalendar();
  }

  @Override
  protected View onCreateDialogView() {
    picker = new TimePicker(getContext());
    return super.onCreateDialogView();
  }

  @Override
  protected void onBindDialogView(View v) {
    super.onBindDialogView(v);
    picker.setCurrentHour(calendar.get(Calendar.HOUR_OF_DAY));
    picker.setCurrentMinute(calendar.get(Calendar.MINUTE));
  }

  @Override
  protected void onDialogClosed(boolean positiveResult) {
    super.onDialogClosed(positiveResult);

    if (positiveResult) {
      calendar.set(Calendar.HOUR_OF_DAY, picker.getCurrentHour());
      calendar.set(Calendar.MINUTE, picker.getCurrentMinute());

      setSummary(getSummary());
      if (callChangeListener(calendar.getTimeInMillis())) {
        persistLong(calendar.getTimeInMillis());
        notifyChanged();
      }
    }
  }

  @Override
  protected Object onGetDefaultValue(TypedArray a, int index) {
    return (a.getString(index));
  }

  @Override
  protected void onSetInitialValue(boolean restoreValue, Object defaultValue) {

    if (restoreValue) {
      if (defaultValue == null) {
        calendar.setTimeInMillis(getPersistedLong(System.currentTimeMillis()));
      } else {
        calendar.setTimeInMillis(Long.parseLong(getPersistedString((String) defaultValue)));
      }
    } else {
      if (defaultValue == null) {
        calendar.setTimeInMillis(System.currentTimeMillis());
      } else {
        calendar.setTimeInMillis(Long.parseLong((String) defaultValue));
      }
    }
    setSummary(getSummary());
  }

  @Override
  public CharSequence getSummary() {
    if (calendar == null) {
      return null;
    }
    return DateFormat.getTimeFormat(getContext()).format(new Date(calendar.getTimeInMillis()));
  }
}

Java Source Code List