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/*
* Copyright (C) 2008 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.internal.policy.impl;
import com.android.internal.widget.LockPatternUtils;
import android.content.Context;
import com.android.internal.telephony.IccCard;
/**
* Knows how to create a lock pattern keyguard view, and answer questions about
* it (even if it hasn't been created, per the interface specs).
*/
public class LockPatternKeyguardViewProperties implements KeyguardViewProperties {
private final LockPatternUtils mLockPatternUtils;
private final KeyguardUpdateMonitor mUpdateMonitor;
/**
* @param lockPatternUtils Used to know whether the pattern enabled, and passed
* onto the keygaurd view when it is created.
* @param updateMonitor Used to know whether the sim pin is enabled, and passed
* onto the keyguard view when it is created.
*/
public LockPatternKeyguardViewProperties(LockPatternUtils lockPatternUtils,
KeyguardUpdateMonitor updateMonitor) {
mLockPatternUtils = lockPatternUtils;
mUpdateMonitor = updateMonitor;
}
public KeyguardViewBase createKeyguardView(Context context,
KeyguardUpdateMonitor updateMonitor) {
return new LockPatternKeyguardView(context, updateMonitor, mLockPatternUtils);
}
public boolean isSecure() {
return isLockPatternSecure() || isSimPinSecure();
}
private boolean isLockPatternSecure() {
return mLockPatternUtils.isLockPatternEnabled() && mLockPatternUtils
.savedPatternExists();
}
private boolean isSimPinSecure() {
final IccCard.State simState = mUpdateMonitor.getSimState();
return (simState == IccCard.State.PIN_REQUIRED || simState == IccCard.State.PUK_REQUIRED
|| simState == IccCard.State.ABSENT);
}
}
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