Figma: Increase Layers Panel Width Tool

This script has been reworked to include a button inside the toolbar to toggle the width of the left layers panel to 1500px.

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         Figma: Increase Layers Panel Width Tool
// @namespace    me.kalus.figmamorespace
// @version      1.2.1
// @description  This script has been reworked to include a button inside the toolbar to toggle the width of the left layers panel to 1500px.
// @author       Michael Kalus
// @match        https://www.figma.com/design/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=figma.com
// @grant        none
// @license      MIT
// ==/UserScript==



(function() {


    function main() {

        // set left toolbar
        const toolbar = document.querySelector('[class*="toolbar_view--buttonGroup--"][class*="toolbar_view--leftButtonGroup--"]');

        if (toolbar) {
            // create new button, set inner HTML and append
            const newButton = document.createElement('div');
            newButton.innerHTML = '<span role="button" aria-label="Increase Left Panel Size" class="svg-container toolbar_view--iconButton--1MUm6 toolbar_styles--enabledButton--fEwmC" data-tooltip-type="lookup" data-tooltip="set-tool-increasewidth" tabindex="0" aria-pressed="false" data-fullscreen-intercept="true"><svg class="svg" xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 20 20"><path fill="#fff" fill-opacity="1" fill-rule="evenodd" stroke="none" d="M18.6.2H1.1c-.3,0-.5.2-.5.5v18.6c0,.3.2.5.5.5h17.5c.3,0,.5-.2.5-.5V.7c0-.3-.2-.5-.5-.5ZM1.6,1.2h11.1v17.6H1.6V1.2ZM18.1,18.7h-4.4V1.2h4.4v17.6Z"></path></svg></span>';
            toolbar.appendChild(newButton);

            // set new resizeButton
            const resizeButton = newButton.querySelector('.toolbar_view--iconButton--1MUm6');
            let isButtonClicked = false;

            // Add click event listener to the span button
            resizeButton.addEventListener('click', function() {
                // Toggle background color, run width adjustments and start mutations observer
                if (!isButtonClicked) {
                    resizeButton.style.backgroundColor = 'var(--color-bg-toolbar-selected, var(--bg-toolbar-active))';
                    setWidths();
                    observeMutations();
                } else {
                    // reset background color, reset width adjustment and destroy mutations observer
                    resizeButton.style.backgroundColor = '';
                    revertWidths();
                    disconnectObserver();
                }

                isButtonClicked = !isButtonClicked;
            });
        } else {
            console.error('Target div not found');
        }

        let observer;

        // width adjustments
        function setWidths() {
            document.getElementById('left-panel-container').style.maxWidth = '1500px';

            const elements = document.querySelectorAll('[class*=left_panel_container--panel--]');
            elements.forEach((el) => {
                el.style.width = '1500px';
            });

            const leftPanelContent = document.querySelectorAll('[class^="left_panel--content"]');
            leftPanelContent.forEach(content => {
                content.style.width = '1500px';
            });

            const objectRows = document.querySelectorAll('[class^="object_row--row--"]');
            objectRows.forEach(row => {
                row.style.width = '1500px';
            });

            const objectRowsInstanceChilds = document.querySelectorAll('[class^="object_row--instanceChild"]');
            objectRowsInstanceChilds.forEach(row => {
                row.style.width = '1500px';
            });


            const topLevelRows = document.querySelectorAll('[class^="object_row--topLevel--"]');
            topLevelRows.forEach(row => {
                row.style.width = '1500px';
            });

            const scrollContainers = document.querySelectorAll('[class^="objects_panel--scrollContainer"], [class^="pages_panel--scrollContainer"]');
            scrollContainers.forEach(container => {
                container.style.width = '1500px';
            });
        }

        function observeMutations() {
            // Observe changes in the DOM subtree of the left sidebar and run width adjustments
            observer = new MutationObserver(mutations => {
                mutations.forEach(mutation => {
                    if (mutation.type === 'childList') {
                        setWidths();
                    }
                });
            });

            const config = { attributes: false, childList: true, subtree: true };

            const motionContainers = document.querySelectorAll('#react-page');
            motionContainers.forEach(container => {
                observer.observe(container, config);
            });
        }

        // function to revert width adjustment
        function revertWidths() {
            document.getElementById('left-panel-container').style.maxWidth = '500px';

            const elements = document.querySelectorAll('[class*=left_panel_container--panel--]');
            elements.forEach((el) => {
                el.style.width = '500px';
            });

            const leftPanelContent = document.querySelectorAll('[class^="left_panel--content"]');
            leftPanelContent.forEach(content => {
                content.style.width = '500px';
            });


            const objectRowsInstanceChilds = document.querySelectorAll('[class^="object_row--instanceChild"]');
            objectRowsInstanceChilds.forEach(row => {
                row.style.width = '500px';
            });

            const objectRows = document.querySelectorAll('[class^="object_row--row--"]');
            objectRows.forEach(row => {
                row.style.width = '500px';
            });

            const topLevelRows = document.querySelectorAll('[class^="object_row--topLevel--"]');
            topLevelRows.forEach(row => {
                row.style.width = '500px';
            });

            const scrollContainers = document.querySelectorAll('[class^="objects_panel--scrollContainer"], [class^="pages_panel--scrollContainer"]');
            scrollContainers.forEach(container => {
                container.style.width = '500px';
            });
        }

        function disconnectObserver() {
            if (observer) {
                observer.disconnect();
            }
        }

    };


    // mutation observer to wait if fimga is loaded
    function mutationCallback(mutationsList, observerMain) {
        for(var mutation of mutationsList) {
            if (mutation.type === 'childList') {
                mutation.addedNodes.forEach(function(node) {
                    if (node.id === 'fullscreen-root') {
                        main();
                        console.log("main executed");
                    }
                });
            }
        }
    }

    const observerOptions = { childList: true, subtree: true };
    const observerMain = new MutationObserver(mutationCallback);

    observerMain.observe(document.documentElement, observerOptions);


})();