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
  22 #include "formstrings.hxx"
  23 #include <comphelper/sequence.hxx>
  24 #include <utility>
  25 #include <comphelper/diagnose_ex.hxx>
  26
  27 namespace pcr
  28 {
  29     using namespace ::com::sun::star::uno;
  30     using namespace ::com::sun::star::beans;
  31
  32     ListSelectionDialog::ListSelectionDialog(weld::Window* pParent, const Reference< XPropertySet >& _rxListBox,
  33             OUString _sPropertyName, const OUString& _rPropertyUIName)
  34         : GenericDialogController(pParent, u"modules/spropctrlr/ui/listselectdialog.ui"_ustr, u"ListSelectDialog"_ustr)
  35         , m_xListBox     ( _rxListBox     )
  36         , m_sPropertyName(std::move( _sPropertyName ))
  37         , m_xFrame(m_xBuilder->weld_frame(u"frame"_ustr))
  38         , m_xEntries(m_xBuilder->weld_tree_view(u"treeview"_ustr))
  39     {
  40         OSL_PRECOND( m_xListBox.is(), "ListSelectionDialog::ListSelectionDialog: invalid list box!" );
  41
  42         m_xEntries->set_size_request(m_xEntries->get_approximate_digit_width() * 40, m_xEntries->get_height_rows(9));
  43
  44         m_xDialog->set_title(_rPropertyUIName);
  45         m_xFrame->set_label(_rPropertyUIName);
  46
  47         initialize( );
  48     }
  49
  50     ListSelectionDialog::~ListSelectionDialog()
  51     {
  52     }
  53
  54     short ListSelectionDialog::run()
  55     {
  56         short nResult = GenericDialogController::run();
  57
  58         if ( RET_OK == nResult )
  59             commitSelection();
  60
  61         return nResult;
  62     }
  63
  64
  65     void ListSelectionDialog::initialize( )
  66     {
  67         if ( !m_xListBox.is() )
  68             return;
  69
  70         try
  71         {
  72             // initialize the multi-selection flag
  73             bool bMultiSelection = false;
  74             OSL_VERIFY( m_xListBox->getPropertyValue( PROPERTY_MULTISELECTION ) >>= bMultiSelection );
  75             m_xEntries->set_selection_mode(bMultiSelection ? SelectionMode::Single : SelectionMode::Multiple);
  76
  77             // fill the list box with all entries
  78             Sequence< OUString > aListEntries;
  79             OSL_VERIFY( m_xListBox->getPropertyValue( PROPERTY_STRINGITEMLIST ) >>= aListEntries );
  80             fillEntryList( aListEntries );
  81
  82             // select entries according to the property
  83             Sequence< sal_Int16 > aSelection;
  84             OSL_VERIFY( m_xListBox->getPropertyValue( m_sPropertyName ) >>= aSelection );
  85             selectEntries( aSelection );
  86         }
  87         catch( const Exception& )
  88         {
  89             TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "ListSelectionDialog::initialize" );
  90         }
  91     }
  92
  93     void ListSelectionDialog::commitSelection()
  94     {
  95         if ( !m_xListBox.is() )
  96             return;
  97
  98         std::vector< sal_Int16 > aSelection;
  99         collectSelection( aSelection );
 100
 101         try
 102         {
 103             m_xListBox->setPropertyValue( m_sPropertyName, Any( comphelper::containerToSequence(aSelection) ) );
 104         }
 105         catch( const Exception& )
 106         {
 107             TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "ListSelectionDialog::commitSelection" );
 108         }
 109     }
 110
 111     void ListSelectionDialog::fillEntryList( const Sequence< OUString >& _rListEntries )
 112     {
 113         m_xEntries->freeze();
 114         m_xEntries->clear();
 115         for (auto const & entry : _rListEntries)
 116             m_xEntries->append_text(entry);
 117         m_xEntries->thaw();
 118     }
 119
 120     void ListSelectionDialog::collectSelection( std::vector< sal_Int16 >& /* [out] */ _rSelection )
 121     {
 122         auto aSelection = m_xEntries->get_selected_rows();
 123         _rSelection.resize(aSelection.size());
 124         for (auto row : aSelection)
 125             _rSelection.push_back(row);
 126     }
 127
 128     void ListSelectionDialog::selectEntries( const Sequence< sal_Int16 >& /* [in ] */ _rSelection )
 129     {
 130         m_xEntries->unselect_all();
 131         for (auto const & selection : _rSelection)
 132             m_xEntries->select(selection);
 133     }
 134
 135
 136 }   // namespace pcr
 137
 138
 139 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */