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/*
* Copyright (C) 2011 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.dialer.voicemailstatus;
import android.database.Cursor;
import android.net.Uri;
import android.provider.VoicemailContract.Status;
import android.support.annotation.VisibleForTesting;
import java.util.List;
/**
* Interface used by the call log UI to determine what user message, if any, related to voicemail
* source status needs to be shown. The messages are returned in the order of importance.
*
* <p>The implementation of this interface interacts with the voicemail content provider to fetch
* statuses of all the registered voicemail sources and determines if any status message needs to be
* shown. The user of this interface must observe/listen to provider changes and invoke this class
* to check if any message needs to be shown.
*/
public interface VoicemailStatusHelper {
/**
* Returns a list of messages, in the order or priority that should be shown to the user. An empty
* list is returned if no message needs to be shown.
*
* @param cursor The cursor pointing to the query on {@link Status#CONTENT_URI}. The projection to
* be used is defined by the implementation class of this interface.
*/
@VisibleForTesting
List<StatusMessage> getStatusMessages(Cursor cursor);
/**
* Returns the number of active voicemail sources installed.
*
* <p>The number of sources is counted by querying the voicemail status table.
*/
int getNumberActivityVoicemailSources(Cursor cursor);
@VisibleForTesting
class StatusMessage {
/** Package of the source on behalf of which this message has to be shown. */
public final String sourcePackage;
/**
* The string resource id of the status message that should be shown in the call log page. Set
* to -1, if this message is not to be shown in call log.
*/
public final int callLogMessageId;
/**
* The string resource id of the status message that should be shown in the call details page.
* Set to -1, if this message is not to be shown in call details page.
*/
public final int callDetailsMessageId;
/** The string resource id of the action message that should be shown. */
public final int actionMessageId;
/** URI for the corrective action, where applicable. Null if no action URI is available. */
public final Uri actionUri;
public StatusMessage(
String sourcePackage,
int callLogMessageId,
int callDetailsMessageId,
int actionMessageId,
Uri actionUri) {
this.sourcePackage = sourcePackage;
this.callLogMessageId = callLogMessageId;
this.callDetailsMessageId = callDetailsMessageId;
this.actionMessageId = actionMessageId;
this.actionUri = actionUri;
}
/** Whether this message should be shown in the call log page. */
public boolean showInCallLog() {
return callLogMessageId != -1;
}
/** Whether this message should be shown in the call details page. */
public boolean showInCallDetails() {
return callDetailsMessageId != -1;
}
}
}
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