This registry entry determines the percentage of the report window that PC-DMIS uses to show the preview pane (between 10 and 30 percent).
PC-DMIS updates this registry entry whenever you select to display or hide the preview pane, or whenever you modify the preview pane's width.
Entry Name: PreviewPanePercentage
Entry Type: Double. The default value is 15.0 (15%). The minimum is 10.0 (10%). The maximum is 30.0 (30%). The Settings Editor sets any value outside this range to the default value.