gtkToolButtonGetUseUnderline {RGtk2} | R Documentation

## gtkToolButtonGetUseUnderline

### Description

Returns whether underscores in the label property are used as mnemonics on menu items on the overflow menu. See `gtkToolButtonSetUseUnderline`.

### Usage

    gtkToolButtonGetUseUnderline(object)

### Arguments

``object`` | a `GtkToolButton`

### Details

Since 2.4

### Value

[logical] `TRUE` if underscores in the label property are used as mnemonics on menu items on the overflow menu.

### Author(s)

Derived by RGtkGen from GTK+ documentation

[Package RGtk2 version 2.20.36.3 Index]