A utility for theming Vaadin components

Latest Version

Version
1.1
Update
December 17, 2022
Size
1.22MiB
Developer
Category
Users
143
Rating
5 ★
Manifest Version
2
Web Store Status
Languages Support
English
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Permissions
Http://*/*
Https://*/*
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Vaadin Theme Assistant Extension

A browser extension that allows to visually identify elements of Vaadin components that can be themed, and gives instructions on how to set up the correct CSS in a Vaadin Flow or Hilla application. The application needs to use a custom theme in order to make use of the instructions provided by the extension.

Features:
- Custom element picker / inspector that is optimized for Vaadin components and their internal parts
- Provides instructions and code snippets that can be copied / pasted into your application
- Configure whether you want to theme all, or only specific instances of a component
- Configure whether the styles should only be applied when the component is in a specific state (opened, closed, invalid, ...)
- Optimized for Vaadin 22

Usage:
- First, install the extension
- Open the application that you want to theme in your browser
- Open the developer tools
- Open the \"Vaadin Theme Assistant\" panel
- Click on \"Pick element\"
- Hover the cursor over a Vaadin component that you want to theme, notice how individual elements get highlighted
- Click on a highlighted element
- The dev tools panel will now list a number of suggestions for elements that can be themed
- Click on one of the suggested elements to start theming it
- Configure the scope for the styles that you want to apply to the element on the left side. You can choose to either style all instances of the component, or only specific ones. You can also choose to apply the styles only when the component is in a specific state.
- Follow the instructions on the right side to apply the styles in your application

NOTE: This is not an official Vaadin product. No support will be provided by Vaadin employees.
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 2, "name": "Vaadin Theme Assistant", "description": "A utility for theming Vaadin components", "version": "1.1", "devtools_page": "devtools_page.html", "background": { "scripts": [ "build/background.js" ] }, "permissions": [ "http://*/*", "https://*/*" ]}
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How to download and manually install Vaadin Theme Assistant extension for Chrome

Looking for a way to install Vaadin Theme Assistant extensions for Chrome, you can search for them in the Chrome Web Store, clicking the "Add to Chrome" button, and following the straightforward process.

However, you may need to install Vaadin Theme Assistant extensions manually, this article outlines two simple methods to effortlessly install Vaadin Theme Assistant extensions, whether they come as unpacked folders in compressed formats like .zip or as .crx files.

Method 1: Download Vaadin Theme Assistant extension and manually install through Drag &Drop

If you ever need to manually install a Vaadin Theme Assistant extension for Chrome, don't worry, it's a simple process. Just follow these easy steps, and you will have your extension ready to use in no time.

Step 1: Download the Vaadin Theme Assistant Extension by clicking the "Download CRX" button on the website.

Look for the Vaadin Theme Assistant extension you wish to install. Go to the website and download the Vaadin Theme Assistant extension package, which is usually a .CRX file and comes in a zipped file. Here ".crx" file is the format for Vaadin Theme Assistant extension that contains all the data.

Step 2: Extract &Arrange Files

Once the file is downloaded, extract that file into its own folder. Similarly, give that extension files a permanent home. In other words, keep it in a folder that you don't accidentally delete it because these files will be needed to make that extension work.

Step 3: Go to the Chrome Extensions Page

Open Google Chrome and in the address bar, type chrome://extensions; it will open the Google Chrome extensions page. Make sure that "My extensions" is selected in the sidebar.

Step 4: Drag and Drop the Extension

Now, go to the folder where you extracted the Vaadin Theme Assistant extension and drag &drop the extension file from there anywhere onto the extension page within Google Chrome.

Step 5: Complete the Installation

Once you drag and drop the extension file, follow the steps that Google Chrome takes you through. Similarly, if the extension file is of .crx file format, you will be required to review the permissions and then add the extension.

Now, you can manage that added extension as you would like to with any other Chrome extension that you added through Chrome Webstore. Its icon will also appear in the Google Chrome Menu on the right side of the address bar once you activate it.

Method 2: Download Vaadin Theme Assistant extension for Chrome and install in Developer Mode

This is another method to install Vaadin Theme Assistant extension manually, but the twist is that here, you install by enabling the developer mode option provided in Google Chrome. This mode is commonly used for testing extensions or running unpublished tools.

Step 1: Download the Vaadin Theme Assistant extension file

Select and download the Vaadin Theme Assistant extension by clicking the 'Download CRX' button on the website.

Step 2: Extract the downloaded contents

Convert the file to a ZIP file if it is in CRX format then extract the Vaadin Theme Assistant extension zip file or folder that you downloaded. Make sure you extract it using the same folder name and keep it safely in another folder, so you don't delete it by mistake. The extracted folder will be needed to keep your Vaadin Theme Assistant extension running.

Step 3: Open Chrome Extension Setting Page

In the address bar of Google Chrome, type chrome://extensions and open the Chrome Extension Page.

Step 4: Enable Developer Mode

After opening the Chrome Extension page, look at the top right side, and you will find the toggle option of "Developer mode."Simply enable that developer mode option.

Step 5: Load the Unpacked Extension

Once you enable the developer mode option, you will see the menu of Load Unpacked, Pack Extensions and Update. From that, select the option "Load unpacked."

Step 6: Select the Extension Folder

Once the pop-up opens upon clicking Load unpacked, select the Vaadin Theme Assistant extension directory and click on the "Select Folder "button.

Step 7: Confirm and Install

After you select an extension folder of a Google Chrome extension you're installing manually, confirm its installation for the final time and let the installation complete.

Conclusion

Here we've made a step-by-step guide on How to manually install Vaadin Theme Assistant extension in 2 ways. We hope this guide proves helpful.

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User reviews

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Vesa Nieminen (ID: 000000aed699f3a8) Voted 5 ★ - Updated 12/04/2022 Speeds up my day-to-day work. Highly recommended.