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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 "MasterPageContainerFiller.hxx"
21 :
22 : #include "MasterPageDescriptor.hxx"
23 : #include "MasterPageContainerProviders.hxx"
24 : #include "TemplateScanner.hxx"
25 :
26 : using namespace ::com::sun::star;
27 : using namespace ::com::sun::star::uno;
28 :
29 : namespace sd { namespace sidebar {
30 :
31 0 : MasterPageContainerFiller::MasterPageContainerFiller (ContainerAdapter& rpAdapter)
32 : : mrContainerAdapter(rpAdapter),
33 : meState(INITIALIZE_TEMPLATE_SCANNER),
34 : mpScannerTask(),
35 : mpLastAddedEntry(NULL),
36 0 : mnIndex(1)
37 : {
38 : // Add one entry for the default master page. We use temporarily the
39 : // DefaultPagePreviewProvider to prevent the rendering (and the
40 : // expensive creation) of the default page. It is replaced later on by
41 : // another.
42 : SharedMasterPageDescriptor pDescriptor (new MasterPageDescriptor(
43 : MasterPageContainer::DEFAULT,
44 : 0,
45 : OUString(),
46 : OUString(),
47 : OUString(),
48 : false,
49 0 : ::boost::shared_ptr<PageObjectProvider>(new DefaultPageObjectProvider()),
50 0 : ::boost::shared_ptr<PreviewProvider>(new PagePreviewProvider())));
51 0 : mrContainerAdapter.PutMasterPage(pDescriptor);
52 0 : }
53 :
54 0 : MasterPageContainerFiller::~MasterPageContainerFiller()
55 : {
56 0 : }
57 :
58 0 : void MasterPageContainerFiller::RunNextStep()
59 : {
60 0 : switch (meState)
61 : {
62 : case INITIALIZE_TEMPLATE_SCANNER:
63 0 : mpScannerTask.reset(new TemplateScanner());
64 0 : meState = SCAN_TEMPLATE;
65 0 : break;
66 :
67 : case SCAN_TEMPLATE:
68 0 : meState = ScanTemplate();
69 0 : break;
70 :
71 : case ADD_TEMPLATE:
72 0 : meState = AddTemplate();
73 0 : break;
74 :
75 : case DONE:
76 : case ERROR:
77 : default:
78 0 : break;
79 : }
80 :
81 : // When the state has just been set to DONE or ERROR then tell the
82 : // container that no more templates will be coming and stop the
83 : // scanning.
84 0 : switch (meState)
85 : {
86 : case DONE:
87 : case ERROR:
88 0 : if (mpScannerTask.get() != NULL)
89 : {
90 0 : mrContainerAdapter.FillingDone();
91 0 : mpScannerTask.reset();
92 : }
93 : default:
94 0 : break;
95 : }
96 0 : }
97 :
98 0 : bool MasterPageContainerFiller::HasNextStep()
99 : {
100 0 : switch (meState)
101 : {
102 : case DONE:
103 : case ERROR:
104 0 : return false;
105 :
106 : default:
107 0 : return true;
108 : }
109 : }
110 :
111 0 : MasterPageContainerFiller::State MasterPageContainerFiller::ScanTemplate()
112 : {
113 0 : State eState (ERROR);
114 :
115 0 : if (mpScannerTask.get() != NULL)
116 : {
117 0 : if (mpScannerTask->HasNextStep())
118 : {
119 0 : mpScannerTask->RunNextStep();
120 0 : if (mpScannerTask->GetLastAddedEntry() != mpLastAddedEntry)
121 : {
122 0 : mpLastAddedEntry = mpScannerTask->GetLastAddedEntry();
123 0 : if (mpLastAddedEntry != NULL)
124 0 : eState = ADD_TEMPLATE;
125 : else
126 0 : eState = SCAN_TEMPLATE;
127 : }
128 : else
129 0 : eState = SCAN_TEMPLATE;
130 : }
131 : else
132 0 : eState = DONE;
133 : }
134 :
135 0 : return eState;
136 : }
137 :
138 0 : MasterPageContainerFiller::State MasterPageContainerFiller::AddTemplate()
139 : {
140 0 : if (mpLastAddedEntry != NULL)
141 : {
142 : SharedMasterPageDescriptor pDescriptor (new MasterPageDescriptor(
143 : MasterPageContainer::TEMPLATE,
144 : mnIndex,
145 : mpLastAddedEntry->msPath,
146 : mpLastAddedEntry->msTitle,
147 : OUString(),
148 : false,
149 : ::boost::shared_ptr<PageObjectProvider>(
150 0 : new TemplatePageObjectProvider(mpLastAddedEntry->msPath)),
151 : ::boost::shared_ptr<PreviewProvider>(
152 0 : new TemplatePreviewProvider(mpLastAddedEntry->msPath))));
153 : // For user supplied templates we use a different preview provider:
154 : // The preview in the document shows not only shapes on the master
155 : // page but also shapes on the foreground. This is misleading and
156 : // therefore these previews are discarded and created directly from
157 : // the page objects.
158 0 : if (pDescriptor->GetURLClassification() == MasterPageDescriptor::URLCLASS_USER)
159 0 : pDescriptor->mpPreviewProvider = ::boost::shared_ptr<PreviewProvider>(
160 0 : new PagePreviewProvider());
161 :
162 0 : mrContainerAdapter.PutMasterPage(pDescriptor);
163 0 : ++mnIndex;
164 : }
165 :
166 0 : return SCAN_TEMPLATE;
167 : }
168 :
169 66 : } } // end of namespace sd::sidebar
170 :
171 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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