#------------------------------------------------------------------------------
#
#  Copyright (c) 2005, Enthought, Inc.
#  All rights reserved.
#
#  This software is provided without warranty under the terms of the BSD
#  license included in enthought/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: Enthought, Inc.
#
#------------------------------------------------------------------------------

""" Enthought pyface package component
"""

# Major package imports.
import wx

# Enthought library imports.
from traits.api import Enum, provides, Unicode

# Local imports.
from pyface.i_message_dialog import IMessageDialog, MMessageDialog
from .dialog import Dialog


# Map the ETS severity to the corresponding wx standard icon.
_SEVERITY_TO_ICON_MAP = {
    'information':  wx.ICON_INFORMATION,
    'warning':      wx.ICON_WARNING,
    'error':        wx.ICON_ERROR
}


@provides(IMessageDialog)
class MessageDialog(MMessageDialog, Dialog):
    """ The toolkit specific implementation of a MessageDialog.  See the
    IMessageDialog interface for the API documentation.
    """


    #### 'IMessageDialog' interface ###########################################

    message = Unicode

    informative = Unicode

    detail = Unicode

    severity = Enum('information', 'warning', 'error')

    ###########################################################################
    # Protected 'IDialog' interface.
    ###########################################################################

    def _create_contents(self, parent):
        # In wx this is a canned dialog.
        pass

    ###########################################################################
    # Protected 'IWidget' interface.
    ###########################################################################

    def _create_control(self, parent):
        # The message.
        if self.informative:
            message = self.message + '\n\n' + self.informative
        else:
            message = self.message

        style = _SEVERITY_TO_ICON_MAP[self.severity] | wx.OK | wx.STAY_ON_TOP
        if self.resizeable:
            style |= wx.RESIZE_BORDER

        dlg = wx.MessageDialog(parent, message, self.title, style,
                               self.position)
        if self.size != (-1, -1):
            dlg.SetSize(self.size)

        return dlg