from gi.repository import Gtk

def init_named_controls(window, builder):
    ctrltype = {
        'lbl': 'label',
        'ent': 'entry',
        'but': 'button',
        'cmb': 'combo',
        'tvw': 'tree',
        'spi': 'spin',
        'txt': 'text',
        'chk': 'check',
        'opt': 'radio',
        'vbx': 'vbox',
        'hbx': 'hbox',
        'box': 'box',
        'tbl': 'table',
        'mnu': 'menu',
        'img': 'image',
        'drw': 'area',
        'stk': 'stack'
    }
    for ctrl in ctrltype.values():
        setattr(window, ctrl, {})
    for widget in builder.get_objects():
        if type(widget) in (Gtk.Adjustment, Gtk.CellRendererText, Gtk.TreeSelection):
            continue 
        widgetname = Gtk.Buildable.get_name(widget)
        nameparts = widgetname.partition('_')
        if (not nameparts[0] in ctrltype.keys()) or (not nameparts[2]):
            continue
        var = getattr(window, ctrltype[nameparts[0]])
        var[nameparts[2]] = widget

def messagebox(messagetext, symbol=None, title=None, parent=None):
    if not symbol:
        symbol = Gtk.MessageType.INFO
    if parent:
        flags = Gtk.DialogFlags.DESTROY_WITH_PARENT
    else:
        flags = 0
    md = Gtk.MessageDialog(parent=parent, flags=flags, message_type=symbol, buttons=Gtk.ButtonsType.CLOSE)
    md.set_markup(messagetext)
    if title:
        md.set_title(title)
    if not parent:
        md.set_position(Gtk.WindowPosition.CENTER)
    md.run()
    md.destroy()

def questionbox(messagetext, symbol=None, title=None, parent=None):
    """
    Ja/Nein-Nachfrage bei wirklich wichtigen Entscheidungen
    Die Entscheidung wird als Rückgabewert geliefert: True falls
    zugestimmt wurde, False bei Ablehnung
    """
    if not symbol:
        symbol = Gtk.MessageType.QUESTION
    if parent:
        flags = Gtk.DialogFlags.DESTROY_WITH_PARENT
    else:
        flags = 0
    md = Gtk.MessageDialog(parent=parent, flags=flags, message_type=symbol, buttons=Gtk.ButtonsType.YES_NO)
    md.set_markup(messagetext)
    if title:
        md.set_title(title)
    if not parent:
        md.set_position(Gtk.WindowPosition.CENTER)
    response = md.run()
    md.destroy()
    return response == Gtk.ResponseType.YES