vcl: allow for overriding the default PDF rendering resolution
[LibreOffice.git] / sdext / source / presenter / PresenterFrameworkObserver.cxx
blob1bdfd979eaf049a990ca19e409da13c909b79f2a
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3 * This file is part of the LibreOffice project.
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/.
9 * This file incorporates work covered by the following license notice:
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 .
20 #include "PresenterFrameworkObserver.hxx"
21 #include <com/sun/star/lang/IllegalArgumentException.hpp>
23 using namespace ::com::sun::star;
24 using namespace ::com::sun::star::uno;
25 using namespace ::com::sun::star::drawing::framework;
28 namespace sdext { namespace presenter {
30 PresenterFrameworkObserver::PresenterFrameworkObserver (
31 const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController,
32 const Action& rAction)
33 : PresenterFrameworkObserverInterfaceBase(m_aMutex),
34 mxConfigurationController(rxController),
35 maAction(rAction)
37 if ( ! mxConfigurationController.is())
38 throw lang::IllegalArgumentException();
40 if (mxConfigurationController->hasPendingRequests())
42 mxConfigurationController->addConfigurationChangeListener(
43 this,
44 "ConfigurationUpdateEnd",
45 Any());
47 else
49 rAction(true);
53 PresenterFrameworkObserver::~PresenterFrameworkObserver()
57 void PresenterFrameworkObserver::RunOnUpdateEnd (
58 const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController,
59 const Action& rAction)
61 new PresenterFrameworkObserver(
62 rxController,
63 rAction);
66 void SAL_CALL PresenterFrameworkObserver::disposing()
68 if (maAction)
69 maAction(false);
70 Shutdown();
73 void PresenterFrameworkObserver::Shutdown()
75 maAction = Action();
76 if (mxConfigurationController != nullptr)
78 mxConfigurationController->removeConfigurationChangeListener(this);
79 mxConfigurationController = nullptr;
83 void SAL_CALL PresenterFrameworkObserver::disposing (const lang::EventObject& rEvent)
85 if ( ! rEvent.Source.is())
86 return;
88 if (rEvent.Source == mxConfigurationController)
90 mxConfigurationController = nullptr;
91 if (maAction)
92 maAction(false);
96 void SAL_CALL PresenterFrameworkObserver::notifyConfigurationChange (
97 const ConfigurationChangeEvent& /*rEvent*/)
99 Action aAction(maAction);
100 Shutdown();
101 aAction(true);
103 maAction = nullptr;
104 dispose();
107 } } // end of namespace ::sdext::presenter
109 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */