Source code for camelot.view.controls.delegates.localfiledelegate

#  ============================================================================
#
#  Copyright (C) 2007-2013 Conceptive Engineering bvba. All rights reserved.
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#  This file is part of the Camelot Library.
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import logging
logger = logging.getLogger('camelot.view.controls.delegates.localfiledelegate')

from PyQt4.QtCore import Qt

from customdelegate import CustomDelegate
from customdelegate import DocumentationMetaclass

from camelot.core.utils import variant_to_pyobject

from camelot.view.controls import editors
from camelot.view.proxy import ValueLoading

class LocalFileDelegate(CustomDelegate):
    """Delegate for displaying a path on the local file system.  This path can
    either point to a file or a directory
    """

    __metaclass__ = DocumentationMetaclass

    editor = editors.LocalFileEditor

    def __init__(
        self, 
        parent=None,
        **kw
    ):
        CustomDelegate.__init__(self, parent, **kw)

    def paint(self, painter, option, index):
        painter.save()
        self.drawBackground(painter, option, index)
        value = variant_to_pyobject( index.model().data( index, Qt.EditRole ) )
        
        value_str = u''
        if value not in (None, ValueLoading):
            value_str = unicode(value)

        self.paint_text(painter, option, index, value_str)
        painter.restore()