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/*
* Copyright (C) 2015 The CyanogenMod 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 org.cyanogenmod.internal.util;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.UserHandle;
import android.text.TextUtils;
import com.android.internal.widget.LockPatternUtils;
import cyanogenmod.platform.Manifest;
import cyanogenmod.providers.CMSettings;
public class CmLockPatternUtils extends LockPatternUtils {
/**
* Third party keyguard component to be displayed within the keyguard
*/
public static final String THIRD_PARTY_KEYGUARD_COMPONENT = "lockscreen.third_party";
/**
* Action to be broadcasted when the third party keyguard component has been changed
*/
public static final String ACTION_THIRD_PARTY_KEYGUARD_COMPONENT_CHANGED =
"org.cyanogenmod.internal.action.THIRD_PARTY_KEYGUARD_COMPONENT_CHANGED";
private Context mContext;
public CmLockPatternUtils(Context context) {
super(context);
mContext = context;
}
/**
* Sets a third party lock screen.
* @param component
*/
public void setThirdPartyKeyguard(ComponentName component)
throws PackageManager.NameNotFoundException {
if (component != null) {
// Check that the package this component belongs to has the third party keyguard perm
final PackageManager pm = mContext.getPackageManager();
final boolean hasThirdPartyKeyguardPermission = pm.checkPermission(
Manifest.permission.THIRD_PARTY_KEYGUARD, component.getPackageName()) ==
PackageManager.PERMISSION_GRANTED;
if (!hasThirdPartyKeyguardPermission) {
throw new SecurityException("Package " + component.getPackageName() + " does not" +
"have " + Manifest.permission.THIRD_PARTY_KEYGUARD);
}
}
setString(THIRD_PARTY_KEYGUARD_COMPONENT,
component != null ? component.flattenToString() : "", getCurrentUser());
// notify systemui, or whatever other process needs to know, that the third party keyguard
// component has changed. What it changed to is up to the receiver to figure out using
// the methods provided in this class.
mContext.sendOrderedBroadcast(new Intent(ACTION_THIRD_PARTY_KEYGUARD_COMPONENT_CHANGED),
null);
}
/**
* Get the currently applied 3rd party keyguard component
* @return
*/
public ComponentName getThirdPartyKeyguardComponent() {
String component = getString(THIRD_PARTY_KEYGUARD_COMPONENT, getCurrentUser());
return component != null ? ComponentName.unflattenFromString(component) : null;
}
/**
* @return Whether a third party keyguard is set
*/
public boolean isThirdPartyKeyguardEnabled() {
String component = getString(THIRD_PARTY_KEYGUARD_COMPONENT, getCurrentUser());
return !TextUtils.isEmpty(component);
}
private int getCurrentUser() {
return UserHandle.USER_CURRENT;
}
public boolean shouldPassToSecurityView(int userId) {
return getBoolean(CMSettings.Secure.LOCK_PASS_TO_SECURITY_VIEW, false, userId);
}
public void setPassToSecurityView(boolean enabled, int userId) {
setBoolean(CMSettings.Secure.LOCK_PASS_TO_SECURITY_VIEW, enabled, userId);
}
}
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