Difference Viewer / Merge Viewer

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Tools > Options > User Interface > Difference Viewer

Tools > Options > User Interface > Merge Viewer

Enables you to specify the preferred difference viewer or merge viewer to be used with the version control integration in the IDE. You can specify either the default internal viewer or an external viewer, and you can add external viewers from this page.

Item	Description
Default Internal Difference/Merge Viewer	Allows you to choose an internal viewer. You can have more viewers installed, besides the Default Viewer. See Installing an Alternate Difference Viewer for the difference viewer.
External Difference/Merge Viewers	Allows you to choose an external viewer, one that you have added using the Add button on this dialog box. Buttons on this box include the following options: Default Sets the selected viewer as the default external viewer. Add Opens the External Difference Viewer / External Merge Viewer dialog box and enables you to add another external viewer to the list. Delete Deletes the selected external viewer from the list. Edit Allows you to edit a viewer on the External Difference Viewer / External Merge Viewer dialog box.
Preferred Difference Viewer:	Allows you to choose the viewer to use by default (for example in the Differences tab of the History Manager): Internal Viewer (either the built-in viewer or one that you have installed using the interfaces in Tools API) External Viewer (one that you have added using External Difference Viewer / External Merge Viewer)

Note: To finish adding the new external viewer, you must click OK on the Difference Viewer or Merge Viewer dialog box.

See Also

• Subversion Integration in the IDE
• Git Integration in the IDE
• Mercurial Integration in the IDE
• Installing an Alternate Difference Viewer
• External Difference Viewer / External Merge Viewer
• Adding a New Difference Viewer
• Adding a New Merge Viewer
• Using an External Difference Viewer
• Select Program