NamePreference.java

/*
 *
 * Copyright (c) Microsoft. All rights reserved.
 * Licensed under the MIT license.
 *
 * Project Oxford: http://ProjectOxford.ai
 *
 * Project Oxford Mimicker Alarm Github:
 * https://github.com/Microsoft/ProjectOxford-Apps-MimickerAlarm
 *
 * Copyright (c) Microsoft Corporation
 * All rights reserved.
 *
 * MIT License:
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED ""AS IS"", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */

package com.microsoft.mimickeralarm.settings;

import android.content.Context;
import android.support.v7.preference.EditTextPreference;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceViewHolder;
import android.util.AttributeSet;

import com.microsoft.mimickeralarm.R;

/**
 * A custom preference class that handles the alarm label/title setting.
 */
public class NamePreference extends EditTextPreference {

    private boolean mChanged;

    public NamePreference(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    @Override
    public void onBindViewHolder(PreferenceViewHolder holder) {
        super.onBindViewHolder(holder);
        setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
            @Override
            public boolean onPreferenceChange(Preference preference, Object o) {
                String changedText = (String) o;
                if (getText() == null || getText().compareTo(changedText) != 0) {
                    setChanged(true);
                    setSummary(changedText);
                }
                return true;
            }
        });
    }

    public void setAlarmName(String alarmName) {
        setText(alarmName);
        setSummary(alarmName);
    }

    public boolean hasChanged() {
        return mChanged;
    }

    public void setChanged(boolean changed) {
        mChanged = changed;
    }

    private void setSummary(String alarmName) {
        if (alarmName == null || alarmName.isEmpty()) {
            String hint = getContext().getResources().getString(R.string.pref_title_description_hint);
            super.setSummary("[" + hint + "]");
        } else {
            super.setSummary(alarmName);
        }
    }
}