Finds the icon at the given position and return its index. The
position’s coordinates are relative to the @entry’s top left corner.
If @x, @y doesn’t lie inside an icon, -1 is returned.
This function is intended for use in a #GtkWidget::query-tooltip
signal handler.
Finds the icon at the given position and return its index. The position’s coordinates are relative to the @entry’s top left corner. If @x, @y doesn’t lie inside an icon, -1 is returned. This function is intended for use in a #GtkWidget::query-tooltip signal handler.