searchui/indevicehandler/src/indevicehandler.cpp
author hgs
Mon, 09 Aug 2010 12:23:41 +0530
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parent 15 df6898e696c6
child 26 367228f82b66
permissions -rw-r--r--
201031
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/*
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 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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 * All rights reserved.
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 * This component and the accompanying materials are made available
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 * under the terms of "Eclipse Public License v1.0"
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 * which accompanies this distribution, and is available
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 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
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 *
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 * Initial Contributors:
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 * Nokia Corporation - initial contribution.
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 *
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 * Contributors:
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 *
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 * Description:  Implementation indevice handler
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 *
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 */
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#include "indevicehandler.h"
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#include <cpixsearcher.h>
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#include <cpixdocument.h>
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// ---------------------------------------------------------------------------
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// InDeviceHandler::InDeviceHandler()
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// ---------------------------------------------------------------------------
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//
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InDeviceHandler::InDeviceHandler() :
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    mSearchInterface(0), mSearchResultCount(0)
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    {
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::~InDeviceHandler()
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// ---------------------------------------------------------------------------
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//
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InDeviceHandler::~InDeviceHandler()
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    {
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    if (mSearchInterface)
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        {
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        disconnect(mSearchInterface, SIGNAL(handleSearchResults(int,int)),
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                this, SLOT(getSearchResult(int,int)));
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        disconnect(mSearchInterface,
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                SIGNAL(handleDocument(int,CpixDocument*)), this,
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                SLOT(getDocumentAsync(int,CpixDocument*)));
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        disconnect(mSearchInterface,
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                SIGNAL(handleDocument(int,CpixDocument*)), this,
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                SLOT(getDocumentAsync(int,CpixDocument*)));
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        delete mSearchInterface;
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        }
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::getSearchResult(int aError, int estimatedResultCount)
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// aError: error code
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// estimatedResultCount: number of hits
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// ---------------------------------------------------------------------------
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//
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void InDeviceHandler::getSearchResult(int aError, int estimatedResultCount)
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    {
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    mSearchResultCount = estimatedResultCount;
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    emit handleAsyncSearchResult(aError, estimatedResultCount);
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::getDocumentAsync(int aError, CpixDocument* aDocument)
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// aError: error code
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// aDocument: holding the result item
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// ---------------------------------------------------------------------------
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//
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void InDeviceHandler::getDocumentAsync(int aError, CpixDocument* aDocument)
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    {
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    emit handleDocument(aError, aDocument);
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::getBatchDocumentAsync(int aError, CpixDocument* aDocument)
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// aError: error code
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// aDocument: holding the result item
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// ---------------------------------------------------------------------------
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//
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void InDeviceHandler::getBatchDocumentAsync(int aError, int aCount,
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        CpixDocument** aDocument)
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    {
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    emit handleBatchDocument(aError, aCount, aDocument);
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::getDocumentAtIndex(int aIndex)
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// aIndex: item index to be found
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// ---------------------------------------------------------------------------
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//
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CpixDocument* InDeviceHandler::getDocumentAtIndex(int aIndex)
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    {
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    CpixDocument* doc = NULL;
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    if (mSearchInterface)
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        {
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        try
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            {
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            doc = mSearchInterface->document(aIndex);
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            }
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        catch (...)
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            {
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            delete doc;
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            return NULL;
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            }
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        }
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    return doc;
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::getSearchResultCount()
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// gets the number of hits
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// ---------------------------------------------------------------------------
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//
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int InDeviceHandler::getSearchResultCount()
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    {
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    return mSearchResultCount;
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::getDocumentAsyncAtIndex(int aIndex)
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// aIndex :  index of item to be found async
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// ---------------------------------------------------------------------------
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//
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void InDeviceHandler::getDocumentAsyncAtIndex(int aIndex)
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    {
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    if (mSearchInterface)
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        {
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        try
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            {
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            mSearchInterface->documentAsync(aIndex);
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            }
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        catch (...)
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            {
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            // handle the exception
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            return;
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            }
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        }
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::getBatchDocumentAsyncAtIndex
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// aIndex :  index of item to be found async
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// aCount :  number of result items
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// ---------------------------------------------------------------------------
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//
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void InDeviceHandler::getBatchDocumentAsyncAtIndex(int aIndex, int aCount)
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    {
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    if (mSearchInterface)
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        {
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        try
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            {
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            mSearchInterface->batchdocumentAsync(aIndex, aCount);
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            }
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        catch (...)
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            {
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            // handle the exception
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            return;
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            }
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        }
0
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::searchAsync
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// aSearchAsyncString: string to be searched
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// async
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// ---------------------------------------------------------------------------
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//
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void InDeviceHandler::searchAsync(QString aSearchAsyncString, QString/* aDefaultSearchField*/)
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    {
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    if (aSearchAsyncString.length())
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        {
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        mSearchResultCount = 0;
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        if (mSearchInterface)
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            {
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            try
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                {
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                mSearchInterface->searchAsync(aSearchAsyncString);
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                }
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            catch (...)
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                {
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                // handle the exception
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                return;
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                }
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            }
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        }
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::cancelLastSearch()
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// ---------------------------------------------------------------------------
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//
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void InDeviceHandler::cancelLastSearch()
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    {
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    if (mSearchInterface)
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        {
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        try
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            {
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            mSearchInterface->cancelSearch();
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            }
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        catch (...)
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            {
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            // handle the exception
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            return;
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            }
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        }
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    }
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// ---------------------------------------------------------------------------
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// InDeviceHandler::setCategory
0
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// astring: setting categories to be searched
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// ---------------------------------------------------------------------------
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//
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void InDeviceHandler::setCategory(QString astring)
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    {
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    if (mSearchInterface)
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        {
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        delete mSearchInterface;
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        mSearchInterface = NULL;
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        }
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    if (astring.length())
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        {
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        QString database("root ");
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        database.append(astring);
15
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        mSearchInterface = CpixSearcher::newInstance(database,
0
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                DEFAULT_SEARCH_FIELD);
2
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        }
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    else
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        {
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        mSearchInterface = CpixSearcher::newInstance("root",
16
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                DEFAULT_SEARCH_FIELD);
2
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        }
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    if (mSearchInterface)
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        {
16
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        connect(mSearchInterface, SIGNAL(handleSearchResults(int,int)), this,
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                SLOT(getSearchResult(int,int)));
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        connect(mSearchInterface, SIGNAL(handleDocument(int,CpixDocument*)),
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                this, SLOT(getDocumentAsync(int,CpixDocument*)));
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        connect(mSearchInterface,
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                SIGNAL(handleBatchDocuments(int,int,CpixDocument**)), this,
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                SLOT(getBatchDocumentAsync(int,int,CpixDocument**)));
0
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        }
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    }
2
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0
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// ---------------------------------------------------------------------------
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// InDeviceHandler::isPrepared()
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// verify the mSearchInterface is prepared or not
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// ---------------------------------------------------------------------------
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//
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bool InDeviceHandler::isPrepared()
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    {
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    if (mSearchInterface)
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        {
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        return true;
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        }
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    return false;
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    }