src/com/android/settings/vpn/L2tpIpsecPskEditor.java


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/*
 * Copyright (C) 2009 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.settings.vpn;

import com.android.settings.R;

import android.content.Context;
import android.net.vpn.L2tpIpsecPskProfile;
import android.preference.EditTextPreference;
import android.preference.Preference;
import android.preference.PreferenceGroup;

/**
 * The class for editing {@link L2tpIpsecPskProfile}.
 */
class L2tpIpsecPskEditor extends L2tpEditor {
    private EditTextPreference mPresharedKey;
    private SecretHandler mPskHandler;

    public L2tpIpsecPskEditor(L2tpIpsecPskProfile p) {
        super(p);
    }

    @Override
    protected void loadExtraPreferencesTo(PreferenceGroup subpanel) {
        Context c = subpanel.getContext();
        subpanel.addPreference(createPresharedKeyPreference(c));
        super.loadExtraPreferencesTo(subpanel);
    }

    @Override
    public String validate() {
        String result = super.validate();

        return ((result != null) ? result : mPskHandler.validate());
    }

    private Preference createPresharedKeyPreference(Context c) {
        SecretHandler pskHandler = mPskHandler = new SecretHandler(c,
                R.string.vpn_ipsec_presharedkey_title,
                R.string.vpn_ipsec_presharedkey) {
            @Override
            protected String getSecretFromProfile() {
                return ((L2tpIpsecPskProfile) getProfile()).getPresharedKey();
            }

            @Override
            protected void saveSecretToProfile(String secret) {
                ((L2tpIpsecPskProfile) getProfile()).setPresharedKey(secret);
            }
        };
        return pskHandler.getPreference();
    }
}