/src/libreoffice/sfx2/source/sidebar/AsynchronousCall.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 | | */ |
19 | | |
20 | | #include <sfx2/sidebar/AsynchronousCall.hxx> |
21 | | #include <utility> |
22 | | #include <vcl/svapp.hxx> |
23 | | #include <sfx2/viewfrm.hxx> |
24 | | #include <sfx2/lokhelper.hxx> |
25 | | |
26 | | namespace sfx2::sidebar { |
27 | | |
28 | | AsynchronousCall::AsynchronousCall (const SfxViewFrame* pViewFrame, Action aAction) |
29 | 0 | : maAction(std::move(aAction)), |
30 | 0 | mnCallId(nullptr), |
31 | 0 | mpViewFrame(pViewFrame) |
32 | 0 | { |
33 | 0 | } |
34 | | |
35 | | AsynchronousCall::~AsynchronousCall() |
36 | 0 | { |
37 | 0 | CancelRequest(); |
38 | 0 | } |
39 | | |
40 | | void AsynchronousCall::RequestCall() |
41 | 0 | { |
42 | 0 | if (mnCallId == nullptr) |
43 | 0 | { |
44 | 0 | Link<void*,void> aLink (LINK(this, AsynchronousCall, HandleUserCall)); |
45 | 0 | mnCallId = Application::PostUserEvent(aLink); |
46 | 0 | } |
47 | 0 | } |
48 | | |
49 | | void AsynchronousCall::CancelRequest() |
50 | 0 | { |
51 | 0 | if (mnCallId != nullptr) |
52 | 0 | { |
53 | 0 | Application::RemoveUserEvent(mnCallId); |
54 | 0 | mnCallId = nullptr; |
55 | 0 | } |
56 | 0 | } |
57 | | |
58 | | void AsynchronousCall::Sync() |
59 | 0 | { |
60 | 0 | if (mnCallId != nullptr) { |
61 | 0 | SfxLokLanguageGuard aGuard(mpViewFrame ? mpViewFrame->GetViewShell() : nullptr); |
62 | 0 | maAction(); |
63 | 0 | CancelRequest(); |
64 | 0 | } |
65 | 0 | } |
66 | | |
67 | | IMPL_LINK_NOARG(AsynchronousCall, HandleUserCall, void*, void ) |
68 | 0 | { |
69 | 0 | mnCallId = nullptr; |
70 | 0 | if (maAction) |
71 | 0 | { |
72 | 0 | SfxLokLanguageGuard aGuard(mpViewFrame ? mpViewFrame->GetViewShell() : nullptr); |
73 | 0 | maAction(); |
74 | 0 | } |
75 | 0 | } |
76 | | |
77 | | } // end of namespace sfx2::sidebar |
78 | | |
79 | | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |