Description: This extension point allows to plug in a compare/merge viewer for specific content types. The viewer must extend org.eclipse.jface.viewers.Viewer. However since viewers don't have a default constructor the extension point must implement a factory object for viewers: the interface org.eclipse.compare.IViewerCreator.
Configuration Markup:
<!ELEMENT extension (viewer*)>
<!ATTLIST extension
point CDATA #REQUIRED
id CDATA #IMPLIED
name CDATA #IMPLIED
>
<!ELEMENT viewer EMPTY>
<!ATTLIST viewer
id CDATA #REQUIRED
class CDATA #REQUIRED
extensions CDATA #REQUIRED
>
<extension point = "org.eclipse.compare.contentMergeViewers"> <viewer id="org.eclipse.compare.contentmergeviewer.TextMergeViewer" class="org.eclipse.compare.internal.TextMergeViewerCreator" extensions="txt" /> </extension>
Supplied Implementation: The Compare UI plugin defines content viewers for text, binary contents, and images.