LCOV - code coverage report
Current view: top level - vcl/source/control - quickselectionengine.cxx (source / functions) Hit Total Coverage
Test: commit 10e77ab3ff6f4314137acd6e2702a6e5c1ce1fae Lines: 25 67 37.3 %
Date: 2014-11-03 Functions: 8 13 61.5 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include "vcl/quickselectionengine.hxx"
      21             : #include "vcl/event.hxx"
      22             : #include "vcl/timer.hxx"
      23             : #include "vcl/i18nhelp.hxx"
      24             : #include "vcl/svapp.hxx"
      25             : #include "vcl/settings.hxx"
      26             : 
      27             : #include <boost/optional.hpp>
      28             : 
      29             : namespace vcl
      30             : {
      31             : 
      32             :     struct QuickSelectionEngine_Data
      33             :     {
      34             :         ISearchableStringList&              rEntryList;
      35             :         OUString                            sCurrentSearchString;
      36             :         ::boost::optional< sal_Unicode >    aSingleSearchChar;
      37             :         Timer                               aSearchTimeout;
      38             : 
      39        6580 :         QuickSelectionEngine_Data( ISearchableStringList& _entryList )
      40             :             :rEntryList( _entryList )
      41             :             ,sCurrentSearchString()
      42             :             ,aSingleSearchChar()
      43        6580 :             ,aSearchTimeout()
      44             :         {
      45        6580 :             aSearchTimeout.SetTimeout( 2500 );
      46        6580 :             aSearchTimeout.SetTimeoutHdl( LINK( this, QuickSelectionEngine_Data, SearchStringTimeout ) );
      47        6580 :         }
      48             : 
      49        6576 :         ~QuickSelectionEngine_Data()
      50        6576 :         {
      51        6576 :             aSearchTimeout.Stop();
      52        6576 :         }
      53             : 
      54             :         DECL_LINK( SearchStringTimeout, Timer* );
      55             :     };
      56             : 
      57             :     namespace
      58             :     {
      59       18321 :         static void lcl_reset( QuickSelectionEngine_Data& _data )
      60             :         {
      61       18321 :             _data.sCurrentSearchString = "";
      62       18321 :             _data.aSingleSearchChar.reset();
      63       18321 :             _data.aSearchTimeout.Stop();
      64       18321 :         }
      65             :     }
      66             : 
      67           0 :     IMPL_LINK( QuickSelectionEngine_Data, SearchStringTimeout, Timer*, /*EMPTYARG*/ )
      68             :     {
      69           0 :         lcl_reset( *this );
      70           0 :         return 1;
      71             :     }
      72             : 
      73           0 :     static StringEntryIdentifier findMatchingEntry( const OUString& _searchString, QuickSelectionEngine_Data& _engineData )
      74             :     {
      75           0 :         const vcl::I18nHelper& rI18nHelper = Application::GetSettings().GetLocaleI18nHelper();
      76             :         // TODO: do we really need the Window's settings here? The original code used it ...
      77             : 
      78           0 :         OUString sEntryText;
      79             :         // get the "current + 1" entry
      80           0 :         StringEntryIdentifier pSearchEntry = _engineData.rEntryList.CurrentEntry( sEntryText );
      81           0 :         if ( pSearchEntry )
      82           0 :             pSearchEntry = _engineData.rEntryList.NextEntry( pSearchEntry, sEntryText );
      83             :         // loop 'til we find another matching entry
      84           0 :         StringEntryIdentifier pStartedWith = pSearchEntry;
      85           0 :         while ( pSearchEntry )
      86             :         {
      87           0 :             if ( rI18nHelper.MatchString( _searchString, sEntryText ) )
      88           0 :                 break;
      89             : 
      90           0 :             pSearchEntry = _engineData.rEntryList.NextEntry( pSearchEntry, sEntryText );
      91           0 :             if ( pSearchEntry == pStartedWith )
      92           0 :                 pSearchEntry = NULL;
      93             :         }
      94             : 
      95           0 :         return pSearchEntry;
      96             :     }
      97             : 
      98        6580 :     QuickSelectionEngine::QuickSelectionEngine( ISearchableStringList& _entryList )
      99        6580 :         :m_pData( new QuickSelectionEngine_Data( _entryList ) ),
     100       13160 :         bEnabled( true )
     101             :     {
     102        6580 :     }
     103             : 
     104        6576 :     QuickSelectionEngine::~QuickSelectionEngine()
     105             :     {
     106        6576 :     }
     107             : 
     108           0 :     void QuickSelectionEngine::SetEnabled( const bool& b )
     109             :     {
     110           0 :         bEnabled = b;
     111           0 :     }
     112             : 
     113           0 :     bool QuickSelectionEngine::HandleKeyEvent( const KeyEvent& _keyEvent )
     114             :     {
     115           0 :         if( bEnabled )
     116             :         {
     117           0 :             sal_Unicode c = _keyEvent.GetCharCode();
     118             : 
     119           0 :             if ( ( c >= 32 ) && ( c != 127 ) && !_keyEvent.GetKeyCode().IsMod2() )
     120             :             {
     121           0 :                 m_pData->sCurrentSearchString += OUString(c);
     122             :                 OSL_TRACE( "QuickSelectionEngine::HandleKeyEvent: searching for %s", OUStringToOString(m_pData->sCurrentSearchString, RTL_TEXTENCODING_UTF8).getStr() );
     123             : 
     124           0 :                 if ( m_pData->sCurrentSearchString.getLength() == 1 )
     125             :                 {   // first character in the search -> remmeber
     126           0 :                     m_pData->aSingleSearchChar.reset( c );
     127             :                 }
     128           0 :                 else if ( m_pData->sCurrentSearchString.getLength() > 1 )
     129             :                 {
     130           0 :                     if ( !!m_pData->aSingleSearchChar && ( *m_pData->aSingleSearchChar != c ) )
     131             :                         // we already have a "single char", but the current one is different -> reset
     132           0 :                         m_pData->aSingleSearchChar.reset();
     133             :                 }
     134             : 
     135           0 :                 OUString aSearchTemp( m_pData->sCurrentSearchString );
     136             : 
     137           0 :                 StringEntryIdentifier pMatchingEntry = findMatchingEntry( aSearchTemp, *m_pData );
     138             :                 OSL_TRACE( "QuickSelectionEngine::HandleKeyEvent: found %p", pMatchingEntry );
     139           0 :                 if ( !pMatchingEntry && (aSearchTemp.getLength() > 1) && !!m_pData->aSingleSearchChar )
     140             :                 {
     141             :                     // if there's only one letter in the search string, use a different search mode
     142           0 :                     aSearchTemp = OUString(*m_pData->aSingleSearchChar);
     143           0 :                     pMatchingEntry = findMatchingEntry( aSearchTemp, *m_pData );
     144             :                 }
     145             : 
     146           0 :                 if ( pMatchingEntry )
     147             :                 {
     148           0 :                     m_pData->rEntryList.SelectEntry( pMatchingEntry );
     149           0 :                     m_pData->aSearchTimeout.Start();
     150             :                 }
     151             :                 else
     152             :                 {
     153           0 :                     lcl_reset( *m_pData );
     154             :                 }
     155             : 
     156           0 :                 return true;
     157             :             }
     158           0 :             return false;
     159             :         }
     160             :         else
     161             :         {
     162           0 :             return false;
     163             :         }
     164             :     }
     165             : 
     166       18321 :     void QuickSelectionEngine::Reset()
     167             :     {
     168       18321 :         if( bEnabled )
     169       18321 :             lcl_reset( *m_pData );
     170       18321 :     }
     171             : 
     172        1233 : } // namespace vcl
     173             : 
     174             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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