Source code for pyface.i_python_editor

# (C) Copyright 2005-2022 Enthought, Inc., Austin, TX
# 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
# Thanks for using Enthought open source!

""" A widget for editing Python code. """

from traits.api import Bool, Event, HasTraits, Str

from pyface.i_layout_widget import ILayoutWidget
from pyface.key_pressed_event import KeyPressedEvent

[docs]class IPythonEditor(ILayoutWidget): """ A widget for editing Python code. """ # 'IPythonEditor' interface -------------------------------------------- #: Has the file in the editor been modified? dirty = Bool(False) #: The pathname of the file being edited. path = Str() #: Should line numbers be shown in the margin? show_line_numbers = Bool(True) # Events ---- #: The contents of the editor has changed. changed = Event() #: A key has been pressed. key_pressed = Event(KeyPressedEvent) # ------------------------------------------------------------------------ # 'IPythonEditor' interface. # ------------------------------------------------------------------------
[docs] def load(self, path=None): """ Loads the contents of the editor. Parameters ---------- path : str or None The path to the file to load. """
[docs] def save(self, path=None): """ Saves the contents of the editor. Parameters ---------- path : str or None The path to the file to save. """
# FIXME v3: This is very dependent on the underlying implementation.
[docs] def set_style(self, n, fore, back): """ Set the foreground and background colors for a particular style and set the font and size to default values. """
[docs] def select_line(self, lineno): """ Selects the specified line. Parameters ---------- lineno : int The line number to select. """
[docs]class MPythonEditor(HasTraits): """ The mixin class that contains common code for toolkit specific implementations of the IPythonEditor interface. Implements: _changed_path() """ def _changed_path(self): """ Called when the path to the file is changed. """ if self.control is not None: self.load()