99 lines
2.8 KiB
Java
99 lines
2.8 KiB
Java
package eu.siacs.conversations.ui;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.preference.DialogPreference;
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import android.preference.Preference;
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import android.util.AttributeSet;
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import android.view.View;
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import android.widget.TimePicker;
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import java.text.DateFormat;
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import java.util.Calendar;
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import java.util.Date;
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public class TimePreference extends DialogPreference implements Preference.OnPreferenceChangeListener {
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private TimePicker picker = null;
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public final static long DEFAULT_VALUE = 0;
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public TimePreference(final Context context, final AttributeSet attrs) {
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super(context, attrs, 0);
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this.setOnPreferenceChangeListener(this);
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}
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protected void setTime(final long time) {
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persistLong(time);
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notifyDependencyChange(shouldDisableDependents());
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notifyChanged();
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updateSummary(time);
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}
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private void updateSummary(final long time) {
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final DateFormat dateFormat = android.text.format.DateFormat.getTimeFormat(getContext());
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final Date date = minutesToCalender(time).getTime();
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setSummary(dateFormat.format(date.getTime()));
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}
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@Override
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protected View onCreateDialogView() {
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picker = new TimePicker(getContext());
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picker.setIs24HourView(android.text.format.DateFormat.is24HourFormat(getContext()));
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return picker;
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}
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@SuppressWarnings("NullableProblems")
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@Override
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protected void onBindDialogView(final View v) {
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super.onBindDialogView(v);
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long time = getPersistedLong(DEFAULT_VALUE);
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picker.setCurrentHour((int) ((time % (24 * 60)) / 60));
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picker.setCurrentMinute((int) ((time % (24 * 60)) % 60));
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}
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@Override
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protected void onDialogClosed(final boolean positiveResult) {
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super.onDialogClosed(positiveResult);
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if (positiveResult) {
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setTime(picker.getCurrentHour() * 60 + picker.getCurrentMinute());
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}
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}
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private static Calendar minutesToCalender(long time) {
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final Calendar c = Calendar.getInstance();
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c.set(Calendar.HOUR_OF_DAY, (int) ((time % (24 * 60)) / 60));
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c.set(Calendar.MINUTE, (int) ((time % (24 * 60)) % 60));
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return c;
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}
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public static long minutesToTimestamp(long time) {
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return minutesToCalender(time).getTimeInMillis();
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}
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@Override
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protected Object onGetDefaultValue(final TypedArray a, final int index) {
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return a.getInteger(index, 0);
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}
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@Override
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protected void onSetInitialValue(final boolean restorePersistedValue, final Object defaultValue) {
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long time;
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if (defaultValue instanceof Long) {
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time = restorePersistedValue ? getPersistedLong((Long) defaultValue) : (Long) defaultValue;
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} else {
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time = restorePersistedValue ? getPersistedLong(DEFAULT_VALUE) : DEFAULT_VALUE;
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}
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setTime(time);
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updateSummary(time);
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}
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@Override
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public boolean onPreferenceChange(final Preference preference, final Object newValue) {
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((TimePreference) preference).updateSummary((Long)newValue);
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return true;
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}
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}
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