# ------------------------------------------------------------------------------
#
#  Copyright (c) 2005, Enthought, Inc.
#  All rights reserved.
#
#  This software is provided without warranty under the terms of the BSD
#  license included in LICENSE.txt and may be redistributed only
#  under the conditions described in the aforementioned license.  The license
#  is also available online at http://www.enthought.com/licenses/BSD.txt
#
#  Thanks for using Enthought open source!
#
#  Author: David C. Morrill
#  Date:   10/21/2004
#
# ------------------------------------------------------------------------------

""" Defines the compound editor and the compound editor factory for the
    wxPython user interface toolkit.
"""


import wx

from traits.api import Str

# FIXME: ToolkitEditorFactory is a proxy class defined here just for backward
# compatibility. The class has been moved to the
# traitsui.editors.compound_editor file.
from traitsui.editors.compound_editor import ToolkitEditorFactory

from .editor import Editor

from .helper import TraitsUIPanel

# -------------------------------------------------------------------------
#  'CompoundEditor' class:
# -------------------------------------------------------------------------


class CompoundEditor(Editor):
    """ Editor for compound traits, which displays editors for each of the
    combined traits, in the appropriate style.
    """

    # -------------------------------------------------------------------------
    #  Trait definitions:
    # -------------------------------------------------------------------------

    #: The kind of editor to create for each list item
    kind = Str()

    def init(self, parent):
        """ Finishes initializing the editor by creating the underlying toolkit
            widget.
        """
        # Create a panel to hold all of the component trait editors:
        self.control = panel = TraitsUIPanel(parent, -1)
        sizer = wx.BoxSizer(wx.VERTICAL)

        # Add all of the component trait editors:
        self._editors = editors = []
        for factory in self.factory.editors:
            editor = getattr(factory, self.kind)(
                self.ui, self.object, self.name, self.description, panel
            )
            editor.prepare(panel)
            sizer.Add(
                editor.control, 1, wx.TOP | wx.BOTTOM | editor.layout_style, 3
            )
            editors.append(editor)

        # Set-up the layout:
        panel.SetSizerAndFit(sizer)

        self.set_tooltip()

    def update_editor(self):
        """ Updates the editor when the object trait changes externally to the
            editor.
        """
        pass

    def dispose(self):
        """ Disposes of the contents of an editor.
        """
        for editor in self._editors:
            editor.dispose()

        super(CompoundEditor, self).dispose()


class SimpleEditor(CompoundEditor):

    #: The kind of editor to create for each list item. This value overrides
    #: the default.
    kind = "simple_editor"


class CustomEditor(CompoundEditor):

    #: The kind of editor to create for each list item. This value overrides
    #: the default.

    kind = "custom_editor"
