gtkTreeViewSetHoverExpand {RGtk2} | R Documentation

## gtkTreeViewSetHoverExpand

### Description

Enables of disables the hover expansion mode of `tree.view`. Hover expansion makes rows expand or collapse if the pointer moves over them.

### Usage

    gtkTreeViewSetHoverExpand(object, expand)

### Arguments

``object`` | a `GtkTreeView`
``expand`` | `TRUE` to enable hover selection mode

### Details

Since 2.6

### Author(s)

Derived by RGtkGen from GTK+ documentation

[Package RGtk2 version 2.20.40 Index]