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/*******************************************************************************
* Copyright (C) 2014 Google Inc.
* Licensed to The Android Open Source Project.
*
* 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.android.mail.ui.settings;
import android.content.Context;
import android.content.res.TypedArray;
import android.preference.ListPreference;
import android.util.AttributeSet;
import com.android.mail.R;
/**
* A fancy ListPreference that displays its summary from among the entries in the "entrySummaries"
* array attribute.
*
*/
public class FancySummaryListPreference extends ListPreference {
private CharSequence[] mEntrySummaries;
public FancySummaryListPreference(Context context) {
this(context, null);
}
public FancySummaryListPreference(Context context, AttributeSet attrs) {
super(context, attrs);
TypedArray a = context.obtainStyledAttributes(attrs,
R.styleable.FancySummaryListPreference, 0, 0);
mEntrySummaries = a.getTextArray(R.styleable.FancySummaryListPreference_entrySummaries);
}
public void setEntrySummaries(CharSequence[] summaries) {
mEntrySummaries = summaries;
setSummary(getSummaryForValue(getValue()));
}
public void setEntrySummaries(int summariesResId) {
setEntrySummaries(getContext().getResources().getTextArray(summariesResId));
}
public CharSequence[] getEntrySummaries() {
return mEntrySummaries;
}
@Override
public void setValue(String value) {
super.setValue(value);
setSummary(getSummaryForValue(value));
}
private CharSequence getSummaryForValue(String value) {
int i = findIndexOfValue(value);
return (i >= 0 && i < mEntrySummaries.length) ? mEntrySummaries[i] : null;
}
}
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