svx/source/sidebar/SelectionChangeHandler.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.
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   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 #include "svx/sidebar/SelectionChangeHandler.hxx"
  20 #include "svx/sidebar/SelectionAnalyzer.hxx"
  21 #include "svx/sidebar/ContextChangeEventMultiplexer.hxx"
  22 #include "svx/svdmrkv.hxx"
  23
  24 #include <sfx2/sidebar/EnumContext.hxx>
  25 #include <sfx2/shell.hxx>
  26
  27
  28 using namespace css;
  29 using namespace cssu;
  30
  31 using namespace sfx2::sidebar;
  32
  33 namespace svx { namespace sidebar {
  34
  35 SelectionChangeHandler::SelectionChangeHandler (
  36     const boost::function<rtl::OUString(void)>& rSelectionChangeCallback,
  37     const Reference<frame::XController>& rxController,
  38     const EnumContext::Context eDefaultContext)
  39     : SelectionChangeHandlerInterfaceBase(m_aMutex),
  40       maSelectionChangeCallback(rSelectionChangeCallback),
  41       mxController(rxController),
  42       meDefaultContext(eDefaultContext),
  43       mbIsConnected(false)
  44 {
  45 }
  46
  47
  48
  49
  50 SelectionChangeHandler::~SelectionChangeHandler (void)
  51 {
  52 }
  53
  54
  55
  56
  57 void SAL_CALL SelectionChangeHandler::selectionChanged (const lang::EventObject&)
  58     throw (uno::RuntimeException, std::exception)
  59 {
  60     if (maSelectionChangeCallback)
  61     {
  62         const EnumContext::Context eContext (
  63             EnumContext::GetContextEnum(maSelectionChangeCallback()));
  64         ContextChangeEventMultiplexer::NotifyContextChange(
  65             mxController,
  66             eContext==EnumContext::Context_Unknown
  67                 ? meDefaultContext
  68                 : eContext);
  69     }
  70 }
  71
  72
  73
  74
  75 void SAL_CALL SelectionChangeHandler::disposing (const lang::EventObject&)
  76     throw (uno::RuntimeException, std::exception)
  77 {
  78 }
  79
  80
  81
  82
  83 void SAL_CALL SelectionChangeHandler::disposing (void)
  84     throw (uno::RuntimeException)
  85 {
  86     if (mbIsConnected)
  87         Disconnect();
  88 }
  89
  90
  91
  92
  93 void SelectionChangeHandler::Connect (void)
  94 {
  95     uno::Reference<view::XSelectionSupplier> xSupplier (mxController, uno::UNO_QUERY);
  96     if (xSupplier.is())
  97     {
  98         mbIsConnected = true;
  99         xSupplier->addSelectionChangeListener(this);
 100     }
 101 }
 102
 103
 104
 105
 106 void SelectionChangeHandler::Disconnect (void)
 107 {
 108     uno::Reference<view::XSelectionSupplier> xSupplier (mxController, uno::UNO_QUERY);
 109     if (xSupplier.is())
 110     {
 111         mbIsConnected = false;
 112         xSupplier->removeSelectionChangeListener(this);
 113     }
 114 }
 115
 116
 117 } } // end of namespace svx::sidebar
 118
 119 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */