Line data Source code
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/app.hxx>
21 : #include <sfx2/objsh.hxx>
22 : #include <sfx2/progress.hxx>
23 : #include <sfx2/docfile.hxx>
24 : #include <sfx2/sfxsids.hrc>
25 : #include <svl/eitem.hxx>
26 : #include <svl/itemset.hxx>
27 :
28 : #define SC_PROGRESS_CXX
29 : #include "progress.hxx"
30 : #include "document.hxx"
31 : #include "global.hxx"
32 : #include "globstr.hrc"
33 :
34 : using namespace com::sun::star;
35 :
36 76 : static ScProgress theDummyInterpretProgress;
37 : SfxProgress* ScProgress::pGlobalProgress = NULL;
38 : sal_uLong ScProgress::nGlobalRange = 0;
39 : sal_uLong ScProgress::nGlobalPercent = 0;
40 : bool ScProgress::bGlobalNoUserBreak = true;
41 : ScProgress* ScProgress::pInterpretProgress = &theDummyInterpretProgress;
42 : ScProgress* ScProgress::pOldInterpretProgress = NULL;
43 : sal_uLong ScProgress::nInterpretProgress = 0;
44 : bool ScProgress::bAllowInterpretProgress = true;
45 : ScDocument* ScProgress::pInterpretDoc;
46 : bool ScProgress::bIdleWasEnabled = false;
47 :
48 0 : static bool lcl_IsHiddenDocument( SfxObjectShell* pObjSh )
49 : {
50 0 : if (pObjSh)
51 : {
52 0 : SfxMedium* pMed = pObjSh->GetMedium();
53 0 : if (pMed)
54 : {
55 0 : SfxItemSet* pSet = pMed->GetItemSet();
56 : const SfxPoolItem* pItem;
57 0 : if ( pSet && SfxItemState::SET == pSet->GetItemState( SID_HIDDEN, true, &pItem ) &&
58 0 : static_cast<const SfxBoolItem*>(pItem)->GetValue() )
59 0 : return true;
60 : }
61 : }
62 0 : return false;
63 : }
64 :
65 468 : static bool lcl_HasControllersLocked( SfxObjectShell& rObjSh )
66 : {
67 468 : uno::Reference<frame::XModel> xModel( rObjSh.GetBaseModel() );
68 468 : if (xModel.is())
69 468 : return xModel->hasControllersLocked();
70 0 : return false;
71 : }
72 :
73 860 : ScProgress::ScProgress( SfxObjectShell* pObjSh, const OUString& rText,
74 : sal_uLong nRange, bool bAllDocs, bool bWait )
75 : {
76 :
77 860 : if ( pGlobalProgress || SfxProgress::GetActiveProgress( NULL ) )
78 : {
79 0 : if ( lcl_IsHiddenDocument(pObjSh) )
80 : {
81 : // loading a hidden document while a progress is active is possible - no error
82 0 : pProgress = NULL;
83 : }
84 : else
85 : {
86 : OSL_FAIL( "ScProgress: there can be only one!" );
87 0 : pProgress = NULL;
88 : }
89 : }
90 860 : else if ( SfxGetpApp()->IsDowning() )
91 : {
92 : // This happens. E.g. when saving the clipboard-content as OLE when closing the app.
93 : // In this case a SfxProgress would produce dirt in memory.
94 : //! Should that be this way ???
95 :
96 0 : pProgress = NULL;
97 : }
98 1786 : else if ( pObjSh && ( pObjSh->GetCreateMode() == SFX_CREATE_MODE_EMBEDDED ||
99 936 : pObjSh->GetProgress() ||
100 468 : lcl_HasControllersLocked(*pObjSh) ) )
101 : {
102 : // no own progress for embedded objects,
103 : // no second progress if the document already has one
104 :
105 458 : pProgress = NULL;
106 : }
107 : else
108 : {
109 402 : pProgress = new SfxProgress( pObjSh, rText, nRange, bAllDocs, bWait );
110 402 : pGlobalProgress = pProgress;
111 402 : nGlobalRange = nRange;
112 402 : nGlobalPercent = 0;
113 402 : bGlobalNoUserBreak = true;
114 : }
115 860 : }
116 :
117 76 : ScProgress::ScProgress() :
118 76 : pProgress( NULL )
119 : { // DummyInterpret
120 76 : }
121 :
122 936 : ScProgress::~ScProgress()
123 : {
124 936 : if ( pProgress )
125 : {
126 402 : delete pProgress;
127 402 : pGlobalProgress = NULL;
128 402 : nGlobalRange = 0;
129 402 : nGlobalPercent = 0;
130 402 : bGlobalNoUserBreak = true;
131 : }
132 936 : }
133 :
134 145 : void ScProgress::CreateInterpretProgress( ScDocument* pDoc, bool bWait )
135 : {
136 145 : if ( bAllowInterpretProgress )
137 : {
138 145 : if ( nInterpretProgress )
139 0 : nInterpretProgress++;
140 145 : else if ( pDoc->GetAutoCalc() )
141 : {
142 122 : nInterpretProgress = 1;
143 122 : bIdleWasEnabled = pDoc->IsIdleEnabled();
144 122 : pDoc->EnableIdle(false);
145 : // Interpreter may be called in many circumstances, also if another
146 : // progress bar is active, for example while adapting row heights.
147 : // Keep the dummy interpret progress.
148 122 : if ( !pGlobalProgress )
149 : pInterpretProgress = new ScProgress( pDoc->GetDocumentShell(),
150 : ScGlobal::GetRscString( STR_PROGRESS_CALCULATING ),
151 122 : pDoc->GetFormulaCodeInTree()/MIN_NO_CODES_PER_PROGRESS_UPDATE, false, bWait );
152 122 : pInterpretDoc = pDoc;
153 : }
154 : }
155 145 : }
156 :
157 145 : void ScProgress::DeleteInterpretProgress()
158 : {
159 145 : if ( bAllowInterpretProgress && nInterpretProgress )
160 : {
161 : /* Do not decrement 'nInterpretProgress', before 'pInterpretProgress'
162 : is deleted. In rare cases, deletion of 'pInterpretProgress' causes
163 : a refresh of the sheet window which may call CreateInterpretProgress
164 : and DeleteInterpretProgress again (from Output::DrawStrings),
165 : resulting in double deletion of 'pInterpretProgress'. */
166 122 : if ( nInterpretProgress == 1 )
167 : {
168 122 : if ( pInterpretProgress != &theDummyInterpretProgress )
169 : {
170 : // move pointer to local temporary to avoid double deletion
171 122 : ScProgress* pTmpProgress = pInterpretProgress;
172 122 : pInterpretProgress = &theDummyInterpretProgress;
173 122 : delete pTmpProgress;
174 : }
175 122 : if ( pInterpretDoc )
176 122 : pInterpretDoc->EnableIdle(bIdleWasEnabled);
177 : }
178 122 : --nInterpretProgress;
179 : }
180 373 : }
181 :
182 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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