~~Title: Tab Context Menus~~
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Functions in the [[:customize:the_customize_dialog:context_menus|folder tab context menus]] can use the evaluator like in any other [[functions|toolbar or menu]], however in this evaluation context, the following variables are available which are specific to folder tabs:

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$$ Variable
$$ Type
$$ Description
$$ count
$$ //int//
$$ Returns the number of tabs.
$$ countdual
$$ //int//
$$ In a dual-display Lister, returns the number of tabs in the other file display.
$$ dual
$$ //bool//
$$ Returns **true** if this is a dual-display Lister, or **false** for single-display.
$$ path
$$ //path//
$$ Returns the path shown in the tab that was right-clicked.
$$ right
$$ //bool//
$$ Returns **true** if this is the right/bottom file display, **false** if it is the top/left one.
$$ sel
$$ //int//
$$ Returns the index of the tab that was right-clicked, or `-1` if the click wasn't on a tab.
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