LibreOffice Module svx (master) 1
SelectionChangeHandler.cxx
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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 */
21
22#include <com/sun/star/view/XSelectionSupplier.hpp>
23
24#include <utility>
25#include <vcl/EnumContext.hxx>
26
27
28using namespace css;
29using namespace css::uno;
30
31namespace svx::sidebar {
32
34 std::function<OUString()> aSelectionChangeCallback,
35 const Reference<css::frame::XController>& rxController,
36 const vcl::EnumContext::Context eDefaultContext)
37 : maSelectionChangeCallback(std::move(aSelectionChangeCallback)),
38 mxController(rxController),
39 meDefaultContext(eDefaultContext),
40 mbIsConnected(false)
41{
42}
43
44
46{
47}
48
49
50void SAL_CALL SelectionChangeHandler::selectionChanged (const lang::EventObject&)
51{
52 if (maSelectionChangeCallback)
53 {
54 const vcl::EnumContext::Context eContext (
55 vcl::EnumContext::GetContextEnum(maSelectionChangeCallback()));
59 ? meDefaultContext
60 : eContext);
61 }
62}
63
64
65void SAL_CALL SelectionChangeHandler::disposing (const lang::EventObject&)
66{
67}
68
69
70void SelectionChangeHandler::disposing(std::unique_lock<std::mutex>&)
71{
72 if (mbIsConnected)
73 Disconnect();
74}
75
76
77void 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
88void 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: */
static void NotifyContextChange(const css::uno::Reference< css::frame::XController > &rxController, const vcl::EnumContext::Context eContext)
Notify the activation of a context.
virtual void SAL_CALL disposing(const css::lang::EventObject &) override
virtual void SAL_CALL selectionChanged(const css::lang::EventObject &) override
css::uno::Reference< css::frame::XController > mxController
SelectionChangeHandler(std::function< OUString()> aSelectionChangeCallback, const css::uno::Reference< css::frame::XController > &rxController, const vcl::EnumContext::Context eDefaultContext)
static Context GetContextEnum(const OUString &rsContextName)