ChatGPT Codeblock Word Wrap

Applies custom CSS to fix word wrapping on ChatGPT

2025-07-08 يوللانغان نەشرى. ئەڭ يېڭى نەشرىنى كۆرۈش.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         ChatGPT Codeblock Word Wrap
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  Applies custom CSS to fix word wrapping on ChatGPT
// @author       r00tz
// @match        https://chatgpt.com/*
// @grant        none
// @license MIT
// ==/UserScript==

(function() {
    'use strict';

    // Define the CSS rules you want to apply
    const css = `
        .ͼ1 .cm-content[contenteditable=true] {
            -webkit-user-modify: read-write-plaintext-only;
        }
        .ͼ1 .cm-content {
            margin: -3px;
            flex-grow: 2;
            flex-shrink: 1; /* Changed from 0 to 1 to allow shrinking */
            min-width: 0;   /* Added to allow flex item to shrink below content size */
            display: block;
            white-space: pre-wrap; /* Allows wrapping while preserving whitespace */
            word-wrap: break-word; /* Ensures long words break to prevent overflow */
            overflow-wrap: break-word; /* Ensures long words break to prevent overflow */
            box-sizing: border-box;
            min-height: 100%;
            padding: 4px 0;
            outline: none;
        }
        .ͼ1 .cm-lineWrapping {
            white-space: pre-wrap;
            white-space: break-spaces;
            word-break: break-word;
            overflow-wrap: anywhere;
            flex-shrink: 1;
        }
        .ͼ2 .cm-content {
            caret-color: black;
        }
        .ͼ3 .cm-content {
            caret-color: white;
        }
        .ͼ1 .cm-line {
            display: block;
            padding: 0 2px 0 6px;
        }
    `;

    try {
        // Create a Blob from the CSS string (method to circumvent site protection) 
        const blob = new Blob([css], { type: 'text/css' });

        // Create a URL for the Blob
        const blobUrl = URL.createObjectURL(blob);

        // Create a link element for the stylesheet
        const link = document.createElement('link');
        link.rel = 'stylesheet';
        link.href = blobUrl;

        // Append the link element to the document's head
        document.head.appendChild(link);

        // Revoke the object URL after a short delay to clean up memory
        setTimeout(() => URL.revokeObjectURL(blobUrl), 100);

        console.log('Violentmonkey script: CSS for word-wrap applied via Blob.');
    } catch (e) {
        console.error('Violentmonkey script: Failed to apply CSS.', e);
    }

})();