Sets the icon for a given drag from a named themed icon. See
the docs for #GtkIconTheme for more details. Note that the
size of the icon depends on the icon theme (the icon is
loaded at the symbolic size #GTK_ICON_SIZE_DND), thus
@hot_x and @hot_y have to be used with care.
Sets the icon for a given drag from a named themed icon. See the docs for #GtkIconTheme for more details. Note that the size of the icon depends on the icon theme (the icon is loaded at the symbolic size #GTK_ICON_SIZE_DND), thus @hot_x and @hot_y have to be used with care.