Superset Schema Toggle Button

Adds a toggle button to show/hide the schema pane in Superset's interface for better workspace management

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 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        Superset Schema Toggle Button
// @include      *://*superset*/*
// @grant       none
// @version     1.0.1
// @author      AlecJi
// @description Adds a toggle button to show/hide the schema pane in Superset's interface for better workspace management
// @license MIT
// @namespace https://greasyfork.org/users/1442383
// ==/UserScript==

function createToggleButton() {
    // Check if button already exists to avoid duplicate creation
    if (document.getElementById('schema-toggle-btn')) {
        return;
    }

    const button = document.createElement('button');
    button.id = 'schema-toggle-btn';
    button.textContent = 'Hide Schema';
    button.style.cssText = `
        margin: 10px;
        padding: 8px 16px;
        border: 1px solid #d9d9d9;
        border-radius: 4px;
        background: #fff;
        cursor: pointer;
        font-size: 14px;
    `;

    // Wait for target container to appear
    function tryAddButton() {
        const targetDiv = document.querySelector('.css-pyvf21');
        if (targetDiv) {
            targetDiv.appendChild(button);

            // Add click event handler
            button.addEventListener('click', () => {
                const schemaPanes = document.getElementsByClassName('schemaPane');
                const isVisible = schemaPanes[0]?.style.display !== 'none';

                Array.from(schemaPanes).forEach(pane => {
                    pane.style.display = isVisible ? 'none' : 'block';
                });

                button.textContent = isVisible ? 'Show Schema' : 'Hide Schema';
            });
        } else {
            // If target container is not ready, retry after delay
            setTimeout(tryAddButton, 1000);
        }
    }

    tryAddButton();
}

// Execute when page is loaded
if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', createToggleButton);
} else {
    createToggleButton();
}