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/*
* Copyright (C) 2017 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.searchfragment.cp2;
import android.content.Context;
import android.database.Cursor;
import android.database.MatrixCursor;
import android.database.MergeCursor;
import android.provider.ContactsContract.Directory;
import android.support.annotation.Nullable;
import com.android.dialer.searchfragment.common.SearchCursor;
/**
* {@link SearchCursor} implementation for displaying on device contacts.
*
* <p>Inserts header "All Contacts" at position 0.
*/
final class SearchContactsCursor extends MergeCursor implements SearchCursor {
private final ContactFilterCursor contactFilterCursor;
static SearchContactsCursor newInstance(
Context context, ContactFilterCursor contactFilterCursor) {
MatrixCursor headerCursor = new MatrixCursor(HEADER_PROJECTION);
headerCursor.addRow(new String[] {context.getString(R.string.all_contacts)});
return new SearchContactsCursor(new Cursor[] {headerCursor, contactFilterCursor});
}
private SearchContactsCursor(Cursor[] cursors) {
super(cursors);
contactFilterCursor = (ContactFilterCursor) cursors[1];
}
@Override
public boolean isHeader() {
return isFirst();
}
@Override
public boolean updateQuery(@Nullable String query) {
contactFilterCursor.filter(query);
return true;
}
@Override
public long getDirectoryId() {
return Directory.DEFAULT;
}
@Override
public int getCount() {
// If we don't have any contents, we don't want to show the header
int count = contactFilterCursor.getCount();
return count == 0 ? 0 : count + 1;
}
}
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