CTkCodeBoxPlus

A code editor widget for customtkinter (Enhanced Edition).

Features

• Multiple language support
• Code syntax highlighting
• Line highlighting (Enhanced)
• Auto-Indent and Outdent (Enhanced)
• Custom history with undo and redo (Enhanced)
• Smart selection on double and triple click (Enhanced)
• Implemented actions like copy, paste, cut (Enhanced)
• Search with highlight and replace methods
• Keybindings for implemented actions (Enhanced)
• Multiple Themes
• Right-click menu (Enhanced)
• Line numbers on left side
• Fully customizable
• Easy to Use

Installation

pip install CTkCodeBoxPlus

Simple Usage

import customtkinter
from CTkCodeBoxPlus import *

root = customtkinter.CTk()

codebox = CTkCodeBox(root, language="python")
codebox.pack(padx=10, pady=10, expand=True,fill="both")

root.mainloop()

Arguments

Parameter	Type	Default	Description
master	Widget	-	Parent widget
language	str/pygments.lexer.Lexer	-	Pygments language name (str) or a lexer class
height	int	200	Widget height in pixels (passed to CTkTextbox)
theme	str	"solarized-light"	Pygments style name used for highlighting
numbering_settings	NumberingSettings	NumberingSettings()	NumberingSettings object for the line nums
menu_settings	MenuSettings	MenuSettings()	MenuSettings object for the context menu
keybinding_settings	KeybindingSettings	KeybindingSettings()	KeybindingSettings object for keybindings
search_window_settings	SearchWindowSettings	SearchWindowSettings()	SearchWindowSettings object by default for search & replace window
wrap	bool	True	Enable word wrap
select_color	str	None	Override selection background color
cursor_color	str	None	Cursor color I (blinking)
highlight_current_line	bool	True	Highlight the active line
highlight_current_line_color	str	None	Explicit color for active line
history_settings	HistorySettings	HistorySettings()	HistorySettings object for custom history.
indent_width	int	4	Number of spaces for indent/outdent.
**kwargs	various	-	Additional CTkTextBox parameters

Methods

• .insert(index, code, push_history): Insert code/text in the box and trigger a non-editing highlight update with pushing history (if push_history is True)
• .get(index1, index2): Get code/text from the box
• .configure(kwargs): Change parameters of the codebox
• .cget(parameter): Get the parameter value from the codebox by name
• .update_code(): Schedule a debounced re-highlight and update edited flag
• .clear_code(): Remove all highlighting tags while preserving selection
• .set_wrap(enabled): Enable/disable word wrap
• .toggle_wrap(): Toggle wrap mode
• .is_edited(): Return True if the text has been edited since last reset
• .reset_edited(): Reset edited state flag to False
• .cut_text(): Cut selected text to clipboard and notify change
• .copy_text(): Copy selected text to clipboard
• .replace(symbols_to_find, symbols_to_replace, replace_all, index_range, match_case, words, regex): Replace occurrences of text
• .search(pattern, match_case, words, regex, start, end): Find all matches and highlight them
• .open_search_window(search_window_settings): Open search & replace window
• .close_search_window(): Close search & replace window
• .paste_text(): Paste clipboard text, replacing selection if present, and refresh highlighting/lines with notify change
• .clear_search_highlight(): Remove all search highlight tags
• .clear_all_text(): Delete all content and notify change
• .select_all_text(): Select all content
• .set_history_enabled(enabled): Enable/disable the internal undo/redo history
• .set_history_limit(limit): Set maximum number of undo frames to keep
• .clear_history(): Clear undo and redo stacks
• .undo(): Undo the last change if history is enabled
• .redo(): Redo the last undone change if available

Dataclasses

@dataclass(frozen=True)
class SearchWindowSettings:
    title: str = "Search & Replace"
    width: int = 400
    height: int = 250
    display_text_translation: dict = field(default_factory=lambda: {
        "find": "Find",
        "search_pattern": "Search pattern",
        "replace": "Replace",
        "replace_with": "Replace with",
        "replace_all": "Replace All",
        "match_case": "Match case",
        "whole_words": "Whole words",
        "prev": "Prev",
        "next": "Next",
        "close": "Close",
        "error": "Error",
        "replaced": "Replaced",
        "no_matches": "No matches"
    })

@dataclass(frozen=True)
class MenuSettings:
    enabled: bool = True
    fg_color: Optional[str] = None
    text_color: Optional[str] = None
    hover_color: Optional[str] = None
    commands: dict = field(default_factory=lambda: {
        # label: (special type for states or "", callable or attribute of codebox in str, displaying accelerator,
        # additional check (callable with return or attr of codebox in str for cget) or None)
        # or 
        # "separator": additional check (callable with return or attr of codebox in str for cget) or None
        "Copy": ("has_selection", "copy_text", "Ctrl+C", None),
        "Paste": ("has_clip", "paste_text", "Ctrl+V", None),
        "Cut": ("has_selection", "cut_text", "Ctrl+X", None),
        "Select All": ("has_text", "select_all_text", "Ctrl+A", None),
        "Search & Replace": ("has_text", "open_search_window", "Ctrl+F", None),
        "separator": "history_enabled",
        "Undo": ("has_undo", "undo", "Ctrl+Z", "history_enabled"),
        "Redo": ("has_redo", "redo", "Ctrl+Shift+Z", "history_enabled"),
    })

@dataclass()
class HistorySettings:
    enabled: bool = True
    cooldown: int = 1500  # ms
    max: int = 100,
    built_in_undo: bool = False

@dataclass(frozen=True)
class NumberingSettings:
    enabled: bool = True
    color: Optional[str] = None
    justify: str = "left"
    padx: int = 30
    auto_padx: bool = True

@dataclass(frozen=True)
class KeybindingSettings:  # If you want to disable keybind just write ""
    # Keybindings for common editing actions (widget scope)
    R_select_all_text: str = "CmdOrCtrl+A"
    R_cut_text: str = "CmdOrCtrl+X"
    R_copy_text: str = "CmdOrCtrl+C"
    R_paste_text: str = "CmdOrCtrl+V"
    R_redo: str = "CmdOrCtrl+Shift+Z"
    R_undo: str = "CmdOrCtrl+Z"
    # Indentation keybinds
    R__on_tab: str = "TAB"
    # Use Shift-Tab for outdent
    R__on_shift_tab: str = "Shift+TAB"
    R__on_return: str = "RETURN"
    # Quote wrapping on selection
    B__on_quote_single: str = "<KeyPress-'>"
    B__on_quote_double: str = '<KeyPress-">'
    B__on_backtick: str = "<KeyPress-grave>"  # `
    # Bracket/angle wrapping on selection
    B__on_parenleft: str = "<KeyPress-parenleft>"  # (
    B__on_bracketleft: str = "<KeyPress-bracketleft>"  # [
    B__on_braceleft: str = "<KeyPress-braceleft>"  # {
    B__on_less: str = "<KeyPress-less>"  # <
    # Pair backspace handler
    B__on_backspace: str = "<KeyPress-BackSpace>"
    # Smarter selection on double-click and triple-click
    B__on_double_click: str = "<Double-Button-1>"
    B__on_triple_click: str = "<Triple-Button-1>"

@dataclass(frozen=True)
class ReplaceResult:
    """Result of a replace operation."""
    count: int
    error: Optional[str] = None

More lexers available here: https://pygments.org/docs/lexers/

Color Themes

abap, arduino, autumn, borland, colorful, default, dracula, emacs, 
friendly_grayscale, friendly, fruity, github-dark, gruvbox-dark, 
gruvbox-light, igor, inkpot, lightbulb, lilypond, lovelace, manni, material, 
monokai, murphy, native, nord-darker, nord, one-dark, paraiso-dark, paraiso-light, 
pastie, perldoc, rainbow_dash, rrt, sas, solarized-dark, solarized-light, staroffice, 
stata-dark, stata-light, tango, trac, vim, vs, xcode, zenburn

More style examples given here: https://pygments.org/styles/

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Support & Issues

• GitHub Issues: Report bugs or request features
• Discussions: Community support and questions

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Authors

• Original Author: Akash Bora (Akascape) - CTkCodeBox
• Author: xzyqox (KiTant) - CTkCodeBoxPlus (Enhanced version with new\better features)

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License

This project is licensed under the MIT License.

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