Package ch.bailu.gtk.gtk

Interface TreeSelection.OnTreeSelectionFunc

Enclosing class:

TreeSelection

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface TreeSelection.OnTreeSelectionFunc

Method Summary

Modifier and Type	Method	Description
boolean	onTreeSelectionFunc(CallbackHandler __self, TreeSelection selection, TreeModel model, TreePath path, boolean path_currently_selected, Pointer data)	A function used by gtk_tree_selection_set_select_function() to filter whether or not a row may be selected.

Method Details

onTreeSelectionFunc

boolean onTreeSelectionFunc(CallbackHandler __self,
 @Nonnull
 TreeSelection selection,
 @Nonnull
 TreeModel model,
 @Nonnull
 TreePath path,
 boolean path_currently_selected,
 @Nullable
 Pointer data)

A function used by gtk_tree_selection_set_select_function() to filter
whether or not a row may be selected. It is called whenever a row's
state might change.

A return value of %TRUE indicates to @selection that it is okay to
change the selection.

Parameters:

selection - A `GtkTreeSelection`

model - A `GtkTreeModel` being viewed

path - The `GtkTreePath` of the row in question

path_currently_selected - %TRUE, if the path is currently selected

data - user data

Returns:

%TRUE, if the selection state of the row can be toggled