gtkTreeSelectionSetSelectFunction {RGtk2} | R Documentation

## gtkTreeSelectionSetSelectFunction

### Description

Sets the selection function. If set, this function is called before any node is selected or unselected, giving some control over which nodes are selected. The select function should return `TRUE` if the state of the node may be toggled, and `FALSE` if the state of the node should be left unchanged.

### Usage

    gtkTreeSelectionSetSelectFunction(object, func, data = NULL)

### Arguments

``object`` | A `GtkTreeSelection`.
``func`` | The selection function.
``data`` | The selection function's data.

### Author(s)

Derived by RGtkGen from GTK+ documentation

[Package RGtk2 version 2.20.36.3 Index]