1 files changed, 235 insertions, 0 deletions
diff --git a/src/prompt_toolkit/styles/defaults.py b/src/prompt_toolkit/styles/defaults.py
new file mode 100644
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+++ b/src/prompt_toolkit/styles/defaults.py
@@ -0,0 +1,235 @@
+"""
+The default styling.
+"""
+from __future__ import annotations
+
+from prompt_toolkit.cache import memoized
+
+from .base import ANSI_COLOR_NAMES, BaseStyle
+from .named_colors import NAMED_COLORS
+from .style import Style, merge_styles
+
+__all__ = [
+    "default_ui_style",
+    "default_pygments_style",
+]
+
+#: Default styling. Mapping from classnames to their style definition.
+PROMPT_TOOLKIT_STYLE = [
+    # Highlighting of search matches in document.
+    ("search", "bg:ansibrightyellow ansiblack"),
+    ("search.current", ""),
+    # Incremental search.
+    ("incsearch", ""),
+    ("incsearch.current", "reverse"),
+    # Highlighting of select text in document.
+    ("selected", "reverse"),
+    ("cursor-column", "bg:#dddddd"),
+    ("cursor-line", "underline"),
+    ("color-column", "bg:#ccaacc"),
+    # Highlighting of matching brackets.
+    ("matching-bracket", ""),
+    ("matching-bracket.other", "#000000 bg:#aacccc"),
+    ("matching-bracket.cursor", "#ff8888 bg:#880000"),
+    # Styling of other cursors, in case of block editing.
+    ("multiple-cursors", "#000000 bg:#ccccaa"),
+    # Line numbers.
+    ("line-number", "#888888"),
+    ("line-number.current", "bold"),
+    ("tilde", "#8888ff"),
+    # Default prompt.
+    ("prompt", ""),
+    ("prompt.arg", "noinherit"),
+    ("prompt.arg.text", ""),
+    ("prompt.search", "noinherit"),
+    ("prompt.search.text", ""),
+    # Search toolbar.
+    ("search-toolbar", "bold"),
+    ("search-toolbar.text", "nobold"),
+    # System toolbar
+    ("system-toolbar", "bold"),
+    ("system-toolbar.text", "nobold"),
+    # "arg" toolbar.
+    ("arg-toolbar", "bold"),
+    ("arg-toolbar.text", "nobold"),
+    # Validation toolbar.
+    ("validation-toolbar", "bg:#550000 #ffffff"),
+    ("window-too-small", "bg:#550000 #ffffff"),
+    # Completions toolbar.
+    ("completion-toolbar", "bg:#bbbbbb #000000"),
+    ("completion-toolbar.arrow", "bg:#bbbbbb #000000 bold"),
+    ("completion-toolbar.completion", "bg:#bbbbbb #000000"),
+    ("completion-toolbar.completion.current", "bg:#444444 #ffffff"),
+    # Completions menu.
+    ("completion-menu", "bg:#bbbbbb #000000"),
+    ("completion-menu.completion", ""),
+    # (Note: for the current completion, we use 'reverse' on top of fg/bg
+    # colors. This is to have proper rendering with NO_COLOR=1).
+    ("completion-menu.completion.current", "fg:#888888 bg:#ffffff reverse"),
+    ("completion-menu.meta.completion", "bg:#999999 #000000"),
+    ("completion-menu.meta.completion.current", "bg:#aaaaaa #000000"),
+    ("completion-menu.multi-column-meta", "bg:#aaaaaa #000000"),
+    # Fuzzy matches in completion menu (for FuzzyCompleter).
+    ("completion-menu.completion fuzzymatch.outside", "fg:#444444"),
+    ("completion-menu.completion fuzzymatch.inside", "bold"),
+    ("completion-menu.completion fuzzymatch.inside.character", "underline"),
+    ("completion-menu.completion.current fuzzymatch.outside", "fg:default"),
+    ("completion-menu.completion.current fuzzymatch.inside", "nobold"),
+    # Styling of readline-like completions.
+    ("readline-like-completions", ""),
+    ("readline-like-completions.completion", ""),
+    ("readline-like-completions.completion fuzzymatch.outside", "#888888"),
+    ("readline-like-completions.completion fuzzymatch.inside", ""),
+    ("readline-like-completions.completion fuzzymatch.inside.character", "underline"),
+    # Scrollbars.
+    ("scrollbar.background", "bg:#aaaaaa"),
+    ("scrollbar.button", "bg:#444444"),
+    ("scrollbar.arrow", "noinherit bold"),
+    # Start/end of scrollbars. Adding 'underline' here provides a nice little
+    # detail to the progress bar, but it doesn't look good on all terminals.
+    # ('scrollbar.start',                          'underline #ffffff'),
+    # ('scrollbar.end',                            'underline #000000'),
+    # Auto suggestion text.
+    ("auto-suggestion", "#666666"),
+    # Trailing whitespace and tabs.
+    ("trailing-whitespace", "#999999"),
+    ("tab", "#999999"),
+    # When Control-C/D has been pressed. Grayed.
+    ("aborting", "#888888 bg:default noreverse noitalic nounderline noblink"),
+    ("exiting", "#888888 bg:default noreverse noitalic nounderline noblink"),
+    # Entering a Vi digraph.
+    ("digraph", "#4444ff"),
+    # Control characters, like ^C, ^X.
+    ("control-character", "ansiblue"),
+    # Non-breaking space.
+    ("nbsp", "underline ansiyellow"),
+    # Default styling of HTML elements.
+    ("i", "italic"),
+    ("u", "underline"),
+    ("s", "strike"),
+    ("b", "bold"),
+    ("em", "italic"),
+    ("strong", "bold"),
+    ("del", "strike"),
+    ("hidden", "hidden"),
+    # It should be possible to use the style names in HTML.
+    # <reverse>...</reverse>  or <noreverse>...</noreverse>.
+    ("italic", "italic"),
+    ("underline", "underline"),
+    ("strike", "strike"),
+    ("bold", "bold"),
+    ("reverse", "reverse"),
+    ("noitalic", "noitalic"),
+    ("nounderline", "nounderline"),
+    ("nostrike", "nostrike"),
+    ("nobold", "nobold"),
+    ("noreverse", "noreverse"),
+    # Prompt bottom toolbar
+    ("bottom-toolbar", "reverse"),
+]
+
+
+# Style that will turn for instance the class 'red' into 'red'.
+COLORS_STYLE = [(name, "fg:" + name) for name in ANSI_COLOR_NAMES] + [
+    (name.lower(), "fg:" + name) for name in NAMED_COLORS
+]
+
+
+WIDGETS_STYLE = [
+    # Dialog windows.
+    ("dialog", "bg:#4444ff"),
+    ("dialog.body", "bg:#ffffff #000000"),
+    ("dialog.body text-area", "bg:#cccccc"),
+    ("dialog.body text-area last-line", "underline"),
+    ("dialog frame.label", "#ff0000 bold"),
+    # Scrollbars in dialogs.
+    ("dialog.body scrollbar.background", ""),
+    ("dialog.body scrollbar.button", "bg:#000000"),
+    ("dialog.body scrollbar.arrow", ""),
+    ("dialog.body scrollbar.start", "nounderline"),
+    ("dialog.body scrollbar.end", "nounderline"),
+    # Buttons.
+    ("button", ""),
+    ("button.arrow", "bold"),
+    ("button.focused", "bg:#aa0000 #ffffff"),
+    # Menu bars.
+    ("menu-bar", "bg:#aaaaaa #000000"),
+    ("menu-bar.selected-item", "bg:#ffffff #000000"),
+    ("menu", "bg:#888888 #ffffff"),
+    ("menu.border", "#aaaaaa"),
+    ("menu.border shadow", "#444444"),
+    # Shadows.
+    ("dialog shadow", "bg:#000088"),
+    ("dialog.body shadow", "bg:#aaaaaa"),
+    ("progress-bar", "bg:#000088"),
+    ("progress-bar.used", "bg:#ff0000"),
+]
+
+
+# The default Pygments style, include this by default in case a Pygments lexer
+# is used.
+PYGMENTS_DEFAULT_STYLE = {
+    "pygments.whitespace": "#bbbbbb",
+    "pygments.comment": "italic #408080",
+    "pygments.comment.preproc": "noitalic #bc7a00",
+    "pygments.keyword": "bold #008000",
+    "pygments.keyword.pseudo": "nobold",
+    "pygments.keyword.type": "nobold #b00040",
+    "pygments.operator": "#666666",
+    "pygments.operator.word": "bold #aa22ff",
+    "pygments.name.builtin": "#008000",
+    "pygments.name.function": "#0000ff",
+    "pygments.name.class": "bold #0000ff",
+    "pygments.name.namespace": "bold #0000ff",
+    "pygments.name.exception": "bold #d2413a",
+    "pygments.name.variable": "#19177c",
+    "pygments.name.constant": "#880000",
+    "pygments.name.label": "#a0a000",
+    "pygments.name.entity": "bold #999999",
+    "pygments.name.attribute": "#7d9029",
+    "pygments.name.tag": "bold #008000",
+    "pygments.name.decorator": "#aa22ff",
+    # Note: In Pygments, Token.String is an alias for Token.Literal.String,
+    #       and Token.Number as an alias for Token.Literal.Number.
+    "pygments.literal.string": "#ba2121",
+    "pygments.literal.string.doc": "italic",
+    "pygments.literal.string.interpol": "bold #bb6688",
+    "pygments.literal.string.escape": "bold #bb6622",
+    "pygments.literal.string.regex": "#bb6688",
+    "pygments.literal.string.symbol": "#19177c",
+    "pygments.literal.string.other": "#008000",
+    "pygments.literal.number": "#666666",
+    "pygments.generic.heading": "bold #000080",
+    "pygments.generic.subheading": "bold #800080",
+    "pygments.generic.deleted": "#a00000",
+    "pygments.generic.inserted": "#00a000",
+    "pygments.generic.error": "#ff0000",
+    "pygments.generic.emph": "italic",
+    "pygments.generic.strong": "bold",
+    "pygments.generic.prompt": "bold #000080",
+    "pygments.generic.output": "#888",
+    "pygments.generic.traceback": "#04d",
+    "pygments.error": "border:#ff0000",
+}
+
+
+@memoized()
+def default_ui_style() -> BaseStyle:
+    """
+    Create a default `Style` object.
+    """
+    return merge_styles(
+        [
+            Style(PROMPT_TOOLKIT_STYLE),
+            Style(COLORS_STYLE),
+            Style(WIDGETS_STYLE),
+        ]
+    )
+
+
+@memoized()
+def default_pygments_style() -> Style:
+    """
+    Create a `Style` object that contains the default Pygments style.
+    """
+    return Style.from_dict(PYGMENTS_DEFAULT_STYLE)