extensions/source/propctrlr/listselectiondlg.cxx

   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 "listselectiondlg.hxx"
  21 #include "listselectiondlg.hrc"
  22
  23 #include "modulepcr.hxx"
  24 #include "formresid.hrc"
  25 #include "formstrings.hxx"
  26 #include <vcl/msgbox.hxx>
  27
  28 //........................................................................
  29 namespace pcr
  30 {
  31 //........................................................................
  32
  33     using namespace ::com::sun::star::uno;
  34     using namespace ::com::sun::star::beans;
  35
  36     //====================================================================
  37     //= ListSelectionDialog
  38     //====================================================================
  39     //--------------------------------------------------------------------
  40     ListSelectionDialog::ListSelectionDialog( Window* _pParent, const Reference< XPropertySet >& _rxListBox,
  41             const OUString& _rPropertyName, const String& _rPropertyUIName )
  42         :ModalDialog( _pParent, PcrRes( RID_DLG_SELECTION ) )
  43         ,m_aLabel   ( this, PcrRes( FT_ENTRIES ) )
  44         ,m_aEntries ( this, PcrRes( LB_ENTRIES ) )
  45         ,m_aOK      ( this, PcrRes( PB_OK      ) )
  46         ,m_aCancel  ( this, PcrRes( PB_CANCEL  ) )
  47         ,m_aHelp    ( this, PcrRes( PB_HELP    ) )
  48         ,m_xListBox     ( _rxListBox     )
  49         ,m_sPropertyName( _rPropertyName )
  50     {
  51         FreeResource();
  52
  53         OSL_PRECOND( m_xListBox.is(), "ListSelectionDialog::ListSelectionDialog: invalid list box!" );
  54
  55         SetText( _rPropertyUIName );
  56         m_aLabel.SetText( _rPropertyUIName );
  57
  58         initialize( );
  59     }
  60
  61     //------------------------------------------------------------------------
  62     short ListSelectionDialog::Execute()
  63     {
  64         short nResult = ModalDialog::Execute();
  65
  66         if ( RET_OK == nResult )
  67             commitSelection();
  68
  69         return nResult;
  70     }
  71
  72     //--------------------------------------------------------------------
  73     void ListSelectionDialog::initialize( )
  74     {
  75         if ( !m_xListBox.is() )
  76             return;
  77
  78         m_aEntries.SetStyle( GetStyle() | WB_SIMPLEMODE );
  79
  80         try
  81         {
  82             // initialize the multi-selection flag
  83             sal_Bool bMultiSelection = sal_False;
  84             OSL_VERIFY( m_xListBox->getPropertyValue( PROPERTY_MULTISELECTION ) >>= bMultiSelection );
  85             m_aEntries.EnableMultiSelection( bMultiSelection );
  86
  87             // fill the list box with all entries
  88             Sequence< OUString > aListEntries;
  89             OSL_VERIFY( m_xListBox->getPropertyValue( PROPERTY_STRINGITEMLIST ) >>= aListEntries );
  90             fillEntryList( aListEntries );
  91
  92             // select entries according to the property
  93             Sequence< sal_Int16 > aSelection;
  94             OSL_VERIFY( m_xListBox->getPropertyValue( m_sPropertyName ) >>= aSelection );
  95             selectEntries( aSelection );
  96         }
  97         catch( const Exception& )
  98         {
  99             OSL_FAIL( "ListSelectionDialog::initialize: caught an exception!" );
 100         }
 101     }
 102
 103     //--------------------------------------------------------------------
 104     void ListSelectionDialog::commitSelection()
 105     {
 106         if ( !m_xListBox.is() )
 107             return;
 108
 109         Sequence< sal_Int16 > aSelection;
 110         collectSelection( aSelection );
 111
 112         try
 113         {
 114             m_xListBox->setPropertyValue( m_sPropertyName, makeAny( aSelection ) );
 115         }
 116         catch( const Exception& )
 117         {
 118             OSL_FAIL( "ListSelectionDialog::commitSelection: caught an exception!" );
 119         }
 120     }
 121
 122     //--------------------------------------------------------------------
 123     void ListSelectionDialog::fillEntryList( const Sequence< OUString >& _rListEntries )
 124     {
 125         m_aEntries.Clear();
 126         const OUString* _pListEntries = _rListEntries.getConstArray();
 127         const OUString* _pListEntriesEnd = _rListEntries.getConstArray() + _rListEntries.getLength();
 128         for ( ; _pListEntries < _pListEntriesEnd; ++_pListEntries )
 129             m_aEntries.InsertEntry( *_pListEntries );
 130     }
 131
 132     //--------------------------------------------------------------------
 133     void ListSelectionDialog::collectSelection( Sequence< sal_Int16 >& /* [out] */ _rSelection )
 134     {
 135         sal_uInt16 nSelectedCount = m_aEntries.GetSelectEntryCount( );
 136         _rSelection.realloc( nSelectedCount );
 137         sal_Int16* pSelection = _rSelection.getArray();
 138         for ( sal_uInt16 selected = 0; selected < nSelectedCount; ++selected, ++pSelection )
 139             *pSelection = static_cast< sal_Int16 >( m_aEntries.GetSelectEntryPos( selected ) );
 140     }
 141
 142     //--------------------------------------------------------------------
 143     void ListSelectionDialog::selectEntries( const Sequence< sal_Int16 >& /* [in ] */ _rSelection )
 144     {
 145         m_aEntries.SetNoSelection();
 146         const sal_Int16* pSelection = _rSelection.getConstArray();
 147         const sal_Int16* pSelectionEnd = _rSelection.getConstArray() + _rSelection.getLength();
 148         for ( ; pSelection != pSelectionEnd; ++pSelection )
 149             m_aEntries.SelectEntryPos( *pSelection );
 150     }
 151
 152 //........................................................................
 153 }   // namespace pcr
 154 //........................................................................
 155
 156 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */