#
#   Python GUI - Common code for scrollable components - Gtk
#

import gtk
from GUI import export
from GUI import Globals

gtk_scroll_policies = [gtk.POLICY_NEVER, gtk.POLICY_ALWAYS]


class Scrollable(object):

    gtk_scrollbar_breadth = gtk.VScrollbar().size_request()[0] + 3
    s = gtk.ScrolledWindow().get_style()
    gtk_border_thickness = (s.xthickness, s.ythickness)
    del s

    def get_hscrolling(self):
        return self._gtk_outer_widget.get_property('hscrollbar-policy') <> gtk.POLICY_NEVER
    
    def set_hscrolling(self, value):
        self._gtk_outer_widget.set_property('hscrollbar-policy', gtk_scroll_policies[value])
    
    def get_vscrolling(self):
        return self._gtk_outer_widget.get_property('vscrollbar-policy') <> gtk.POLICY_NEVER
    
    def set_vscrolling(self, value):
        self._gtk_outer_widget.set_property('vscrollbar-policy', gtk_scroll_policies[value])

export(Scrollable)