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