Source code for bokeh.models.ui.icons

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# Copyright (c) 2012 - 2022, Anaconda, Inc., and Bokeh Contributors.
# All rights reserved.
#
# The full license is in the file LICENSE.txt, distributed with this software.
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""" Various kinds of icons to be used with Button widgets.
See :ref:`ug_interaction_widgets_examples_button` in the |user guide|
for more information.
"""

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# Boilerplate
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from __future__ import annotations

import logging # isort:skip
log = logging.getLogger(__name__)

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# Imports
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# Bokeh imports
from ...core.enums import ToolIcon
from ...core.has_props import abstract
from ...core.properties import (
    Color,
    Either,
    Enum,
    FontSize,
    Int,
    Required,
    String,
)
from ...core.property.bases import Init
from ...core.property.singletons import Intrinsic
from ...model import Model

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# Globals and constants
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__all__ = (
    "Icon",
    "BuiltinIcon",
    "SVGIcon",
    "TablerIcon",
)

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# General API
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# Dev API
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[docs]@abstract class Icon(Model): """ An abstract base class for icon elements. """ # explicit __init__ to support Init signatures def __init__(self, *args, **kwargs) -> None: super().__init__(*args, **kwargs) size = Either(Int, FontSize, default="1em", help=""" The size of the icon. This can be either a number of pixels, or a CSS length string (see https://developer.mozilla.org/en-US/docs/Web/CSS/length). """)
[docs]class BuiltinIcon(Icon): """ Built-in icons included with BokehJS. """ # explicit __init__ to support Init signatures def __init__(self, icon_name: Init[str] = Intrinsic, **kwargs) -> None: super().__init__(icon_name=icon_name, **kwargs) icon_name = Required(Either(Enum(ToolIcon), String), help=""" The name of a built-in icon to use. Currently, the following icon names are supported: ``"help"``, ``"question-mark"``, ``"settings"``, ``"x"`` .. bokeh-plot:: :source-position: none from bokeh.io import show from bokeh.layouts import column from bokeh.models import BuiltinIcon, Button builtin_icons = ["help", "question-mark", "settings", "x"] icon_demo = [] for icon in builtin_icons: icon_demo.append(Button(label=icon, button_type="light", icon=BuiltinIcon(icon, size="1.2em"))) show(column(icon_demo)) """) color = Color(default="gray", help=""" Color to use for the icon. """)
[docs]class SVGIcon(Icon): """ SVG icons with inline definitions. """ # explicit __init__ to support Init signatures def __init__(self, svg: Init[str] = Intrinsic, **kwargs) -> None: super().__init__(svg=svg, **kwargs) svg = Required(String, help=""" The SVG definition of an icon. """)
[docs]class TablerIcon(Icon): """ Icons from an external icon provider (https://tabler-icons.io/). .. note:: This icon set is MIT licensed (see https://github.com/tabler/tabler-icons/blob/master/LICENSE). .. note:: External icons are loaded from thrid-party servers and may not be avilable immediately (e.g. due to slow iternet connection) or not available at all. It isn't possible to create a self-contained bundles with the use of ``inline`` resources. To circumvent this, one use ``SVGIcon``, by copying the SVG contents of an icon from Tabler's web site. """ # explicit __init__ to support Init signatures def __init__(self, icon_name: Init[str] = Intrinsic, **kwargs) -> None: super().__init__(icon_name=icon_name, **kwargs) icon_name = Required(String, help=""" The name of the icon. See https://tabler-icons.io/ for the list of names. """)
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