96 lines
3.6 KiB
Java
96 lines
3.6 KiB
Java
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.os.Bundle;
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import android.support.v14.preference.ListPreferenceDialogFragment;
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import android.support.v7.preference.ListPreference;
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import android.util.AttributeSet;
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public class CustomListPreference extends ListPreference {
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public CustomListPreference(Context context, AttributeSet attrs) {
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super(context, attrs);
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}
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public CustomListPreference(Context context, AttributeSet attrs, int defStyleAttr,
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int defStyleRes) {
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super(context, attrs, defStyleAttr, defStyleRes);
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}
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protected void onPrepareDialogBuilder(AlertDialog.Builder builder,
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DialogInterface.OnClickListener listener) {
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}
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protected void onDialogClosed(boolean positiveResult) {
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}
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public static class CustomListPreferenceDialogFragment extends ListPreferenceDialogFragment {
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private int mClickedDialogEntryIndex;
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public static ListPreferenceDialogFragment newInstance(String key) {
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final ListPreferenceDialogFragment fragment = new CustomListPreferenceDialogFragment();
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final Bundle b = new Bundle(1);
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b.putString(ARG_KEY, key);
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fragment.setArguments(b);
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return fragment;
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}
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private CustomListPreference getCustomizablePreference() {
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return (CustomListPreference) getPreference();
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}
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@Override
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protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
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super.onPrepareDialogBuilder(builder);
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mClickedDialogEntryIndex = getCustomizablePreference()
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.findIndexOfValue(getCustomizablePreference().getValue());
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getCustomizablePreference().onPrepareDialogBuilder(builder,
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new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int which) {
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mClickedDialogEntryIndex = which;
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/*
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* Clicking on an item simulates the positive button
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* click, and dismisses the dialog.
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*/
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CustomListPreferenceDialogFragment.this.onClick(dialog,
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DialogInterface.BUTTON_POSITIVE);
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dialog.dismiss();
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}
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});
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}
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@Override
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public void onDialogClosed(boolean positiveResult) {
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getCustomizablePreference().onDialogClosed(positiveResult);
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final ListPreference preference = getCustomizablePreference();
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if (positiveResult && mClickedDialogEntryIndex >= 0 &&
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preference.getEntryValues() != null) {
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String value = preference.getEntryValues()[mClickedDialogEntryIndex].toString();
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if (preference.callChangeListener(value)) {
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preference.setValue(value);
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}
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}
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}
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}
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}
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