Drupal 8 Development Cookbook(2nd)_Code 源码

 # Semantic UI [](https://gitter.im/Semantic-Org/Semantic-UI?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [] (http://www.projecttalk.io/boards/Semantic-Org%2FSemantic-UI?utm_campaign=gh-badge&utm_medium=badge&utm_source=github) Semantic is a UI framework designed for theming. Key Features * 50+ UI elements * 3000 + CSS variables * 3 Levels of variable inheritance (similar to SublimeText) * Built with EM values for responsive design * Flexbox friendly ## 2.1 Release Semantic UI `2.1` is now available. Read up on [what's new](http://www.semantic-ui.com/introduction/new.html) in the docs. Migration info from `1.x` can be found in the [2.0 release notes](https://github.com/Semantic-Org/Semantic-UI/blob/master/RELEASE-NOTES.md#version-200---march-xx-2015) ## Install #### Recommended Install ```bash npm install semantic-ui # Use themes, import build/watch tasks into your own gulpfile. ``` Semantic UI includes an interactive installer to help setup your project  * For more details on setup visit our [getting started guide](http://semantic-ui.com/introduction/getting-started.html). * To learn more about theming please read our [theming guide](http://www.semantic-ui.com/usage/theming.html) #### Additional Versions Environment | Install Script | Repo --- | --- | --- | CSS Only | `npm install semantic-ui-css` | [CSS Repo](https://github.com/Semantic-Org/Semantic-UI-CSS) [LESS](https://github.com/less/less.js/) Only | `npm install semantic-ui-less` | [LESS Repo](https://github.com/Semantic-Org/Semantic-UI-LESS) [LESS](https://github.com/less/less.js/) plugin | `npm install less-plugin-semantic-ui` | [LESS Plugin Repo](https://github.com/bassjobsen/less-plugin-semantic-ui/) [EmberJS](http://emberjs.com/) | `ember install:addon semantic-ui-ember` | [Ember Repo](https://github.com/Semantic-Org/Semantic-UI-Ember) |[Meteor](https://www.meteor.com/) - [LESS](https://github.com/less/less.js/) | `meteor add semantic:ui` | [Meteor Repo](https://github.com/Semantic-Org/Semantic-UI-Meteor) | |[Meteor](https://www.meteor.com/) - CSS | `meteor add semantic:ui-css` | [CSS Repo](https://github.com/Semantic-Org/Semantic-UI-CSS) | [Bower](http://bower.io/) | `bower install semantic-ui` | Check out our [integration wiki](https://github.com/Semantic-Org/Semantic-UI/wiki/Integration) for more options. #### Browser Support * Last 2 Versions FF, Chrome, IE 10+, Safari Mac * IE 10+ * Android 4.4+, Chrome for Android 44+ * iOS Safari 7+ Although some components will work in IE9, [grids](http://semantic-ui.com/collections/grid.html) and other [flexbox](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Flexible_boxes) components are not supported by IE9 and may not appear correctly. ## Community #### Getting Help Please **do not post** usage questions to GitHub Issues. For these types of questions use [StackOverflow](http://stackoverflow.com/questions/tagged/semantic-ui), [ProjectTalk](http://www.projecttalk.io/boards/Semantic-Org%2FSemantic-UI) or join our [Gitter chatroom](https://gitter.im/Semantic-Org/Semantic-UI). #### Submitting Bugs and Enhancements [GitHub Issues](https://github.com/Semantic-Org/Semantic-UI/issues) is for suggesting enhancements and reporting bugs. Before submiting a bug make sure you do the following: * Check out our [contributing guide](https://github.com/Semantic-Org/Semantic-UI/blob/master/CONTRIBUTING.md) for info on our release cycle * [Fork this boilerplate JSFiddle](http://jsfiddle.net/efp8z6Ln/) to create a test case for your bug. If a bug is demonstratable from the docs, that's ok as well. Only bugs that include a test case can be triaged. #### Pull Requests When adding pull requests be sure to merge into [next](https://github.com/Semantic-Org/Semantic-UI/tree/next) branch. If you need to demonstrate a fix in ``next`` release, you can use [this jsfiddle](http://jsfiddle.net/rduvhn8u/1/) #### International * **Chinese** A Chinese mirror site is available at [http://www.semantic-ui.cn](http://www.semantic-ui.cn) * **Right-to-Left (RTL)** An RTL version can be created using our build tools by selecting `rtl` from the install script * **Translation** To help translate see the [Wiki Guide](https://github.com/Semantic-Org/Semantic-UI/wiki/Translating-Semantic-UI-Docs) for translations #### Resources Resource | Description --- | --- | Bugs & Feature Requests | All bug submission **require** a link to a test case, and a set of steps to reproduce the issue. You can make a test case by forking this [jsfiddle](http://jsfiddle.net/efp8z6Ln/), then submit your [bug report on GitHub Issues](https://github.com/Semantic-Org/Semantic-UI/issues) Live Chat | Join our [Gitter.im Room](https://gitter.im/Semantic-Org/Semantic-UI) Message Board | [ProjectTalk Board](http://www.projecttalk.io/boards/Semantic-Org%2FSemantic-UI) Newsletter Updates | Sign up for updates at [semantic-ui.com](http://www.semantic-ui.com) Additional Resources | Submit a question on [StackOverflow](http://stackoverflow.com/questions/tagged/semantic-ui) or ask our [Google Group](https://groups.google.com/forum/#!forum/semantic-ui) #### Places to Help Project | How To Help | Next Step --- | --- | --- | Localization | Help us translate Semantic UI into your language | [Join our Translation Community](https://github.com/Semantic-Org/Semantic-UI/wiki/Translating-Semantic-UI-Docs) [SCSS](http://sass-lang.com/) | SASS needs PR to support variables inside `@import` | [Add Pull Request](https://github.com/sass/sass/pulls) for [#739](https://github.com/sass/sass/issues/739#issuecomment-73984809) [Angular](https://angularjs.org/) | Help develop angular bindings | Reach Out on [GitHub Issues](https://github.com/Semantic-Org/Semantic-UI-Angular/issues/8) Guides & Tutorials | Help write guides and tutorials | [Join the discussion](https://github.com/Semantic-Org/Semantic-UI/issues/1571) #### Reaching Out If you'd like to start a conversation about Semantic feel free to e-mail me at [jack@semantic-ui.com](mailto:jack@semantic-ui.com) [](https://flattr.com/submit/auto?user_id=jlukic&url=https%3A%2F%2Fgithub.com%2Fjlukic%2FSemantic-UI) <a href="http://packagequality.com/#?package=semantic-ui"><img src="http://npm.packagequality.com/badge/semantic-ui.png"/></a>