예제 #1
0
    def __init__(self):
        from editxt.platform.views import ListView

        eventize(self)
        self._items = KVOList()
        self.view = ListView(self._items, [{"name": "value", "title": None}])
        self.select_range = None
예제 #2
0
class AutoCompleteMenu(object):
    class events:
        double_click = eventize.call("view.on.double_click", dispatch=False)
        items_changed = eventize.attr("fire_items_changed")
        selection_changed = eventize.call("setup_selection_changed")

    fire_items_changed = None

    def __init__(self):
        from editxt.platform.views import ListView

        eventize(self)
        self._items = KVOList()
        self.view = ListView(self._items, [{"name": "value", "title": None}])
        self.select_range = None

    def setup_selection_changed(self, callback):
        def adapt(items):
            callback([x.value for x in items])

        self.view.on.selection_changed(adapt)

    @property
    def scroller(self):
        return self.view.scroll

    @property
    def preferred_height(self):
        return self.view.preferred_height

    def __bool__(self):
        return bool(self._items)

    @property
    def title(self):
        return self.view.title

    @title.setter
    def title(self, value):
        self.view.title = value

    @property
    def items(self):
        return [i.value for i in self._items]

    @items.setter
    def items(self, items):
        self._items[:] = [KVOProxy(Completion(v)) for v in items]
        self.select_range = None
        if self.fire_items_changed is not None:
            self.fire_items_changed()

    def select(self, index):
        self.view.select(index)

    def select_next(self):
        index = self.view.selected_row
        if index > -1 and index < len(self._items) - 1:
            self.view.select(index + 1)
        else:
            self.view.select(0)

    def select_prev(self):
        index = self.view.selected_row
        if index > 0:
            self.view.select(index - 1)
        else:
            self.view.select(len(self._items) - 1)

    @property
    def selected_item(self):
        row = self.view.selected_row
        return self._items[row].value if row > -1 else None