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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 <helper/tagwindowasmodified.hxx>
21 : #include <pattern/window.hxx>
22 : #include <threadhelp/writeguard.hxx>
23 : #include <threadhelp/readguard.hxx>
24 : #include <macros/generic.hxx>
25 : #include <services.h>
26 :
27 : #include <com/sun/star/awt/XWindow.hpp>
28 :
29 : #include <com/sun/star/lang/XServiceInfo.hpp>
30 : #include <com/sun/star/util/XModifyBroadcaster.hpp>
31 : #include <com/sun/star/util/XModifiable.hpp>
32 : #include <com/sun/star/frame/FrameAction.hpp>
33 :
34 : #include <toolkit/unohlp.hxx>
35 : #include <vcl/window.hxx>
36 : #include <vcl/syswin.hxx>
37 : #include <vcl/svapp.hxx>
38 : #include <vcl/wrkwin.hxx>
39 : #include <tools/wintypes.hxx>
40 :
41 :
42 : namespace framework{
43 :
44 :
45 : //*****************************************************************************************************************
46 : // XInterface, XTypeProvider
47 :
48 4480 : DEFINE_XINTERFACE_4(TagWindowAsModified ,
49 : OWeakObject ,
50 : DIRECT_INTERFACE (css::lang::XTypeProvider ),
51 : DIRECT_INTERFACE (css::lang::XInitialization ),
52 : DIRECT_INTERFACE (css::util::XModifyListener ),
53 : DERIVED_INTERFACE(css::lang::XEventListener, css::util::XModifyListener))
54 :
55 0 : DEFINE_XTYPEPROVIDER_4(TagWindowAsModified ,
56 : css::lang::XTypeProvider ,
57 : css::lang::XInitialization ,
58 : css::util::XModifyListener ,
59 : css::lang::XEventListener )
60 :
61 : //*****************************************************************************************************************
62 240 : TagWindowAsModified::TagWindowAsModified(const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR)
63 240 : : ThreadHelpBase (&Application::GetSolarMutex())
64 480 : , m_xSMGR (xSMGR )
65 : {
66 240 : }
67 :
68 : //*****************************************************************************************************************
69 126 : TagWindowAsModified::~TagWindowAsModified()
70 : {
71 126 : }
72 :
73 : //*****************************************************************************************************************
74 240 : void SAL_CALL TagWindowAsModified::initialize(const css::uno::Sequence< css::uno::Any >& lArguments)
75 : throw(css::uno::Exception ,
76 : css::uno::RuntimeException)
77 : {
78 240 : css::uno::Reference< css::frame::XFrame > xFrame;
79 :
80 240 : if (lArguments.getLength() > 0)
81 240 : lArguments[0] >>= xFrame;
82 :
83 240 : if ( ! xFrame.is ())
84 240 : return;
85 :
86 : // SAFE -> ----------------------------------
87 240 : WriteGuard aWriteLock(m_aLock);
88 240 : m_xFrame = xFrame ;
89 240 : aWriteLock.unlock();
90 : // <- SAFE ----------------------------------
91 :
92 240 : xFrame->addFrameActionListener(this);
93 240 : impl_update (xFrame);
94 : }
95 :
96 : //*****************************************************************************************************************
97 42 : void SAL_CALL TagWindowAsModified::modified(const css::lang::EventObject& aEvent)
98 : throw(css::uno::RuntimeException)
99 : {
100 : // SAFE -> ----------------------------------
101 42 : ReadGuard aReadLock(m_aLock);
102 :
103 42 : css::uno::Reference< css::util::XModifiable > xModel (m_xModel.get (), css::uno::UNO_QUERY);
104 42 : css::uno::Reference< css::awt::XWindow > xWindow(m_xWindow.get(), css::uno::UNO_QUERY);
105 126 : if (
106 42 : ( ! xModel.is () ) ||
107 42 : ( ! xWindow.is () ) ||
108 42 : (aEvent.Source != xModel)
109 : )
110 : return;
111 :
112 42 : aReadLock.unlock();
113 : // <- SAFE ----------------------------------
114 :
115 42 : ::sal_Bool bModified = xModel->isModified ();
116 :
117 : // SYNCHRONIZED ->
118 42 : SolarMutexGuard aSolarGuard;
119 :
120 42 : Window* pWindow = VCLUnoHelper::GetWindow(xWindow);
121 42 : if ( ! pWindow)
122 : return;
123 :
124 42 : sal_Bool bSystemWindow = pWindow->IsSystemWindow();
125 42 : sal_Bool bWorkWindow = (pWindow->GetType() == WINDOW_WORKWINDOW);
126 42 : if (!bSystemWindow && !bWorkWindow)
127 : return;
128 :
129 42 : if (bModified)
130 21 : pWindow->SetExtendedStyle(WB_EXT_DOCMODIFIED);
131 : else
132 21 : pWindow->SetExtendedStyle( ! WB_EXT_DOCMODIFIED);
133 : // <- SYNCHRONIZED
134 : }
135 :
136 : //*****************************************************************************************************************
137 1090 : void SAL_CALL TagWindowAsModified::frameAction(const css::frame::FrameActionEvent& aEvent)
138 : throw(css::uno::RuntimeException)
139 : {
140 1090 : if (
141 : (aEvent.Action != css::frame::FrameAction_COMPONENT_REATTACHED) &&
142 : (aEvent.Action != css::frame::FrameAction_COMPONENT_ATTACHED )
143 : )
144 : return;
145 :
146 : // SAFE -> ----------------------------------
147 240 : WriteGuard aWriteLock(m_aLock);
148 :
149 240 : css::uno::Reference< css::frame::XFrame > xFrame(m_xFrame.get(), css::uno::UNO_QUERY);
150 480 : if (
151 240 : ( ! xFrame.is () ) ||
152 240 : (aEvent.Source != xFrame)
153 : )
154 : return;
155 :
156 240 : aWriteLock.unlock();
157 : // <- SAFE ----------------------------------
158 :
159 240 : impl_update (xFrame);
160 : }
161 :
162 : //*****************************************************************************************************************
163 126 : void SAL_CALL TagWindowAsModified::disposing(const css::lang::EventObject& aEvent)
164 : throw(css::uno::RuntimeException)
165 : {
166 : // SAFE -> ----------------------------------
167 126 : WriteGuard aWriteLock(m_aLock);
168 :
169 126 : css::uno::Reference< css::frame::XFrame > xFrame(m_xFrame.get(), css::uno::UNO_QUERY);
170 189 : if (
171 126 : (xFrame.is () ) &&
172 63 : (aEvent.Source == xFrame)
173 : )
174 : {
175 63 : m_xFrame = css::uno::Reference< css::frame::XFrame >();
176 : return;
177 : }
178 :
179 63 : css::uno::Reference< css::frame::XModel > xModel(m_xModel.get(), css::uno::UNO_QUERY);
180 126 : if (
181 63 : (xModel.is () ) &&
182 63 : (aEvent.Source == xModel)
183 : )
184 : {
185 63 : m_xModel = css::uno::Reference< css::frame::XModel >();
186 : return;
187 : }
188 :
189 0 : aWriteLock.unlock();
190 : // <- SAFE ----------------------------------
191 : }
192 :
193 : //*****************************************************************************************************************
194 480 : void TagWindowAsModified::impl_update (const css::uno::Reference< css::frame::XFrame >& xFrame)
195 : {
196 480 : if ( ! xFrame.is ())
197 : return;
198 :
199 480 : css::uno::Reference< css::awt::XWindow > xWindow = xFrame->getContainerWindow ();
200 480 : css::uno::Reference< css::frame::XController > xController = xFrame->getController ();
201 480 : css::uno::Reference< css::frame::XModel > xModel ;
202 480 : if (xController.is ())
203 240 : xModel = xController->getModel ();
204 :
205 960 : if (
206 480 : ( ! xWindow.is ()) ||
207 480 : ( ! xModel.is ())
208 : )
209 : return;
210 :
211 : // SAFE -> ----------------------------------
212 240 : WriteGuard aWriteLock(m_aLock);
213 : // Note: frame was set as member outside ! we have to refresh connections
214 : // regarding window and model only here.
215 240 : m_xWindow = xWindow;
216 240 : m_xModel = xModel ;
217 240 : aWriteLock.unlock();
218 : // <- SAFE ----------------------------------
219 :
220 240 : css::uno::Reference< css::util::XModifyBroadcaster > xModifiable(xModel, css::uno::UNO_QUERY);
221 240 : if (xModifiable.is ())
222 240 : xModifiable->addModifyListener (this);
223 : }
224 :
225 : } // namespace framework
226 :
227 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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