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	<id>https://www.slicer.org/w/index.php?action=history&amp;feed=atom&amp;title=Documentation%2FNightly%2FDevelopers%2FFAQ%2FIO</id>
	<title>Documentation/Nightly/Developers/FAQ/IO - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://www.slicer.org/w/index.php?action=history&amp;feed=atom&amp;title=Documentation%2FNightly%2FDevelopers%2FFAQ%2FIO"/>
	<link rel="alternate" type="text/html" href="https://www.slicer.org/w/index.php?title=Documentation/Nightly/Developers/FAQ/IO&amp;action=history"/>
	<updated>2026-04-11T10:32:38Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.33.0</generator>
	<entry>
		<id>https://www.slicer.org/w/index.php?title=Documentation/Nightly/Developers/FAQ/IO&amp;diff=43279&amp;oldid=prev</id>
		<title>Alexis.girault: /* Why is my node writer not showing up in the Save dialog ? */</title>
		<link rel="alternate" type="text/html" href="https://www.slicer.org/w/index.php?title=Documentation/Nightly/Developers/FAQ/IO&amp;diff=43279&amp;oldid=prev"/>
		<updated>2015-11-05T22:32:40Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Why is my node writer not showing up in the Save dialog ?&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 22:32, 5 November 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l6&quot; &gt;Line 6:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 6:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Why is my node writer not showing up in the Save dialog ? ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Why is my node writer not showing up in the Save dialog ? ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;You have implemented a loadable module with a new MRML node, its storage node, and the [&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;http:&lt;/del&gt;//&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;slicer.org&lt;/del&gt;/&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;doc/html/classqSlicerNodeWriter.html &lt;/del&gt;qSlicerNodeWriter] needed to save your node on your system file. If the writer is not showing up for your node in the [&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;http:&lt;/del&gt;//&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;slicer.org/doc/html&lt;/del&gt;/&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;classqSlicerSaveDataDialog.html &lt;/del&gt;qSlicerSaveDataDialog], it could be one of those following reasons :&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;You have implemented a loadable module with a new MRML node, its storage node, and the [&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{documentation&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{documentation&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;version}}&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;doxygen-class-url|qSlicerNodeWriter}} &lt;/ins&gt;qSlicerNodeWriter] needed to save your node on your system file. If the writer is not showing up for your node in the [&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{documentation&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{documentation&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;version}}&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;doxygen-class-url|qSlicerSaveDataDialog}} &lt;/ins&gt;qSlicerSaveDataDialog], it could be one of those following reasons :&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* You need to register your writer in the [&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;http:&lt;/del&gt;//&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;slicer.org&lt;/del&gt;/&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;doc/html/classqSlicerIOManager.html &lt;/del&gt;qSlicerIOManager] in ''qSlicerYourModule::setup()''.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* You need to register your writer in the [&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{documentation&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{documentation&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;version}}&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;doxygen-class-url|qSlicerIOManager}} &lt;/ins&gt;qSlicerIOManager] in ''qSlicerYourModule::setup()''.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Example: [https://github.com/Slicer/Slicer/blob/3dd75da/Modules/Loadable/Markups/qSlicerMarkupsModule.cxx#L136-L138 qSlicerMarkupsModule writer registration]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Example: [https://github.com/Slicer/Slicer/blob/3dd75da/Modules/Loadable/Markups/qSlicerMarkupsModule.cxx#L136-L138 qSlicerMarkupsModule writer registration]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Your node needs to be a sub-class of [&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;http:&lt;/del&gt;//&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;slicer.org&lt;/del&gt;/&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;doc/html/classvtkMRMLStorableNode.html &lt;/del&gt;vtkMRMLStorableNode].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Your node needs to be a sub-class of [&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{documentation&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{{documentation&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;version}}&lt;/ins&gt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;doxygen-class-url|vtkMRMLStorableNode}} &lt;/ins&gt;vtkMRMLStorableNode].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Alexis.girault</name></author>
		
	</entry>
	<entry>
		<id>https://www.slicer.org/w/index.php?title=Documentation/Nightly/Developers/FAQ/IO&amp;diff=43278&amp;oldid=prev</id>
		<title>Alexis.girault: /* Why is my node writer not showing up in the Save dialog ? */</title>
		<link rel="alternate" type="text/html" href="https://www.slicer.org/w/index.php?title=Documentation/Nightly/Developers/FAQ/IO&amp;diff=43278&amp;oldid=prev"/>
		<updated>2015-11-05T22:21:32Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Why is my node writer not showing up in the Save dialog ?&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 22:21, 5 November 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l6&quot; &gt;Line 6:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 6:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Why is my node writer not showing up in the Save dialog ? ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Why is my node writer not showing up in the Save dialog ? ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;You have implemented a loadable module with a new MRML node, its storage node, and the [http://slicer.org/doc/html/classqSlicerNodeWriter.html qSlicerNodeWriter] needed to save your node on your system. If the writer is not showing up for your node in the [http://slicer.org/doc/html/classqSlicerSaveDataDialog.html qSlicerSaveDataDialog], it could be one of those following reasons :&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;You have implemented a loadable module with a new MRML node, its storage node, and the [http://slicer.org/doc/html/classqSlicerNodeWriter.html qSlicerNodeWriter] needed to save your node on your system &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;file&lt;/ins&gt;. If the writer is not showing up for your node in the [http://slicer.org/doc/html/classqSlicerSaveDataDialog.html qSlicerSaveDataDialog], it could be one of those following reasons :&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* You need to register your writer in the [http://slicer.org/doc/html/classqSlicerIOManager.html qSlicerIOManager] in ''qSlicerYourModule::setup()''.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* You need to register your writer in the [http://slicer.org/doc/html/classqSlicerIOManager.html qSlicerIOManager] in ''qSlicerYourModule::setup()''.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Example: [https://github.com/Slicer/Slicer/blob/3dd75da/Modules/Loadable/Markups/qSlicerMarkupsModule.cxx#L136-L138 qSlicerMarkupsModule writer registration]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Example: [https://github.com/Slicer/Slicer/blob/3dd75da/Modules/Loadable/Markups/qSlicerMarkupsModule.cxx#L136-L138 qSlicerMarkupsModule writer registration]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Your node needs to be a sub-class of [http://slicer.org/doc/html/classvtkMRMLStorableNode.html vtkMRMLStorableNode].&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* Your node needs to be a sub-class of [http://slicer.org/doc/html/classvtkMRMLStorableNode.html vtkMRMLStorableNode].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Alexis.girault</name></author>
		
	</entry>
	<entry>
		<id>https://www.slicer.org/w/index.php?title=Documentation/Nightly/Developers/FAQ/IO&amp;diff=43277&amp;oldid=prev</id>
		<title>Alexis.girault: Node writer not showing up in the Save dialog</title>
		<link rel="alternate" type="text/html" href="https://www.slicer.org/w/index.php?title=Documentation/Nightly/Developers/FAQ/IO&amp;diff=43277&amp;oldid=prev"/>
		<updated>2015-11-05T22:20:12Z</updated>

		<summary type="html">&lt;p&gt;Node writer not showing up in the Save dialog&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 22:20, 5 November 2015&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l5&quot; &gt;Line 5:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 5:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/includeonly&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/includeonly&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;!--&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Why &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;is &lt;/ins&gt;my &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;node writer &lt;/ins&gt;not showing up in the Save dialog ? ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Why my &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;registered qSlicerWriter is &lt;/del&gt;not showing up in the Save dialog ? ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;You have implemented a loadable module with a new MRML node, its storage node, and the [http://slicer.org/doc/html/classqSlicerNodeWriter.html qSlicerNodeWriter] needed to save your node on your system. If the writer is not showing up for your node in the [http://slicer.org/doc/html/classqSlicerSaveDataDialog.html qSlicerSaveDataDialog], it could be one of those following reasons :&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;* You need to register your writer in the [http://slicer.org/doc/html/classqSlicerIOManager.html qSlicerIOManager] in ''qSlicerYourModule::setup()''.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;--&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Example: [https://github.com/Slicer/Slicer/blob/3dd75da/Modules/Loadable/Markups/qSlicerMarkupsModule.cxx#L136&lt;/ins&gt;-&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;L138 qSlicerMarkupsModule writer registration]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;* Your node needs to be a sub&lt;/ins&gt;-&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;class of [http://slicer.org/doc/html/classvtkMRMLStorableNode.html vtkMRMLStorableNode].&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Alexis.girault</name></author>
		
	</entry>
	<entry>
		<id>https://www.slicer.org/w/index.php?title=Documentation/Nightly/Developers/FAQ/IO&amp;diff=43273&amp;oldid=prev</id>
		<title>JChris.FillionR: Created page with '&lt;noinclude&gt;{{documentation/versioncheck}}&lt;/noinclude&gt; &lt;noinclude&gt;__TOC__ ={{#titleparts: {{PAGENAME}} | | -1 }}=&lt;/noinclude&gt;&lt;includeonly&gt; ='''Developer FAQ: {{{1}}}'''= &lt;/include…'</title>
		<link rel="alternate" type="text/html" href="https://www.slicer.org/w/index.php?title=Documentation/Nightly/Developers/FAQ/IO&amp;diff=43273&amp;oldid=prev"/>
		<updated>2015-11-05T21:53:35Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;#039;&amp;lt;noinclude&amp;gt;{{documentation/versioncheck}}&amp;lt;/noinclude&amp;gt; &amp;lt;noinclude&amp;gt;__TOC__ ={{#titleparts: {{PAGENAME}} | | -1 }}=&amp;lt;/noinclude&amp;gt;&amp;lt;includeonly&amp;gt; =&amp;#039;&amp;#039;&amp;#039;Developer FAQ: {{{1}}}&amp;#039;&amp;#039;&amp;#039;= &amp;lt;/include…&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;noinclude&amp;gt;{{documentation/versioncheck}}&amp;lt;/noinclude&amp;gt;&lt;br /&gt;
&amp;lt;noinclude&amp;gt;__TOC__&lt;br /&gt;
={{#titleparts: {{PAGENAME}} | | -1 }}=&amp;lt;/noinclude&amp;gt;&amp;lt;includeonly&amp;gt;&lt;br /&gt;
='''Developer FAQ: {{{1}}}'''=&lt;br /&gt;
&amp;lt;/includeonly&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;!--&lt;br /&gt;
== Why my registered qSlicerWriter is not showing up in the Save dialog ? ==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
--&amp;gt;&lt;/div&gt;</summary>
		<author><name>JChris.FillionR</name></author>
		
	</entry>
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