a8b089db8a
A list of recent queries will display when search first launches, or when text query is empty. Fix: 32452066 Test: make RunSettingsRoboTests Change-Id: Ic697f8c0795f2315a01406537c7ce1bbf9a813be
78 lines
2.7 KiB
Java
78 lines
2.7 KiB
Java
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.search2;
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import android.content.Context;
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import android.database.Cursor;
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import android.database.sqlite.SQLiteDatabase;
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import android.support.annotation.VisibleForTesting;
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import com.android.settings.search.IndexDatabaseHelper;
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import com.android.settings.search.IndexDatabaseHelper.SavedQueriesColumns;
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import com.android.settings.utils.AsyncLoader;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Loader for recently searched queries.
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*/
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public class SavedQueryLoader extends AsyncLoader<List<SearchResult>> {
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// Max number of proposed suggestions
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@VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)
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static final int MAX_PROPOSED_SUGGESTIONS = 5;
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private final SQLiteDatabase mDatabase;
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public SavedQueryLoader(Context context) {
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super(context);
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mDatabase = IndexDatabaseHelper.getInstance(context).getReadableDatabase();
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}
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@Override
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protected void onDiscardResult(List<SearchResult> result) {
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}
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@Override
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public List<SearchResult> loadInBackground() {
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Cursor cursor = mDatabase.query(IndexDatabaseHelper.Tables.TABLE_SAVED_QUERIES /* table */,
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new String[]{SavedQueriesColumns.QUERY} /* columns */,
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null /* selection */,
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null /* selectionArgs */,
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null /* groupBy */,
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null /* having */,
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"rowId DESC" /* orderBy */,
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String.valueOf(MAX_PROPOSED_SUGGESTIONS) /* limit */);
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return convertCursorToResult(cursor);
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}
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private List<SearchResult> convertCursorToResult(Cursor cursor) {
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final List<SearchResult> results = new ArrayList<>();
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while (cursor.moveToNext()) {
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final SavedQueryPayload payload = new SavedQueryPayload(
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cursor.getString(cursor.getColumnIndex(SavedQueriesColumns.QUERY)));
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results.add(new SearchResult.Builder()
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.addTitle(payload.query)
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.addPayload(payload)
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.build());
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}
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return results;
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}
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}
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