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/*
* Copyright (C) 2015 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.applications;
import android.app.AlertDialog;
import android.content.IntentFilter;
import android.content.pm.ApplicationInfo;
import android.content.pm.IntentFilterVerificationInfo;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.os.UserHandle;
import android.preference.Preference;
import android.preference.SwitchPreference;
import android.util.ArraySet;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import com.android.internal.logging.MetricsLogger;
import com.android.settings.DropDownPreference;
import com.android.settings.DropDownPreference.Callback;
import com.android.settings.R;
import com.android.settings.Utils;
import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED;
import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK;
import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS;
import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK;
import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER;
import java.util.List;
public class AppLaunchSettings extends AppInfoWithHeader implements OnClickListener,
Preference.OnPreferenceChangeListener {
private static final String TAG = "AppLaunchSettings";
private static final String KEY_APP_LINK_STATE = "app_link_state";
private static final String KEY_SUPPORTED_DOMAIN_URLS = "app_launch_supported_domain_urls";
private static final String KEY_CLEAR_DEFAULTS = "app_launch_clear_defaults";
private PackageManager mPm;
private boolean mHasDomainUrls;
private DropDownPreference mAppLinkState;
private AppDomainsPreference mAppDomainUrls;
private ClearDefaultsPreference mClearDefaultsPreference;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.installed_app_launch_settings);
mPm = getActivity().getPackageManager();
mHasDomainUrls =
(mAppEntry.info.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0;
List<IntentFilterVerificationInfo> iviList = mPm.getIntentFilterVerifications(mPackageName);
List<IntentFilter> filters = mPm.getAllIntentFilters(mPackageName);
mAppDomainUrls = (AppDomainsPreference) findPreference(KEY_SUPPORTED_DOMAIN_URLS);
CharSequence[] entries = getEntries(mPackageName, iviList, filters);
mAppDomainUrls.setTitles(entries);
mAppDomainUrls.setValues(new int[entries.length]);
mClearDefaultsPreference = (ClearDefaultsPreference) findPreference(KEY_CLEAR_DEFAULTS);
buildStateDropDown();
}
private void buildStateDropDown() {
mAppLinkState = (DropDownPreference) findPreference(KEY_APP_LINK_STATE);
// Designed order of states in the dropdown:
//
// * always
// * ask
// * never
mAppLinkState.addItem(R.string.app_link_open_always,
INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS);
mAppLinkState.addItem(R.string.app_link_open_ask,
INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK);
mAppLinkState.addItem(R.string.app_link_open_never,
INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER);
mAppLinkState.setEnabled(mHasDomainUrls);
if (mHasDomainUrls) {
// Present 'undefined' as 'ask' because the OS treats them identically for
// purposes of the UI (and does the right thing around pending domain
// verifications that might arrive after the user chooses 'ask' in this UI).
final int state = mPm.getIntentVerificationStatus(mPackageName, UserHandle.myUserId());
mAppLinkState.setSelectedValue(
(state == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED)
? INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK
: state);
// Set the callback only after setting the initial selected item
mAppLinkState.setCallback(new Callback() {
@Override
public boolean onItemSelected(int pos, Object value) {
return updateAppLinkState((Integer) value);
}
});
}
}
private boolean updateAppLinkState(final int newState) {
final int userId = UserHandle.myUserId();
final int priorState = mPm.getIntentVerificationStatus(mPackageName, userId);
if (priorState == newState) {
return false;
}
boolean success = mPm.updateIntentVerificationStatus(mPackageName, newState, userId);
if (success) {
// Read back the state to see if the change worked
final int updatedState = mPm.getIntentVerificationStatus(mPackageName, userId);
success = (newState == updatedState);
} else {
Log.e(TAG, "Couldn't update intent verification status!");
}
return success;
}
private CharSequence[] getEntries(String packageName, List<IntentFilterVerificationInfo> iviList,
List<IntentFilter> filters) {
ArraySet<String> result = Utils.getHandledDomains(mPm, packageName);
return result.toArray(new CharSequence[result.size()]);
}
@Override
protected boolean refreshUi() {
mClearDefaultsPreference.setPackageName(mPackageName);
mClearDefaultsPreference.setAppEntry(mAppEntry);
return true;
}
@Override
protected AlertDialog createDialog(int id, int errorCode) {
// No dialogs for preferred launch settings.
return null;
}
@Override
public void onClick(View v) {
// Nothing to do
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
// actual updates are handled by the app link dropdown callback
return true;
}
@Override
protected int getMetricsCategory() {
return MetricsLogger.APPLICATIONS_APP_LAUNCH;
}
}
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