A brief explanation from the Angular Material website says: To prevent an Cross Site Scripting (XSS), SVG URLs and HTML strings passed to MatIconRegistry must be marked as trusted by the Angulars DomSanitizer service. If we have a lot of icons to add this means lots of typing and lots of repetitive code, so lets refactor this some more. addSvgIconLiteral, I will also create a separate module for other 3rd party components, this just makes it easier to import later, especially using the NX console utility. Angular Material is a UI component library that is developed by the Angular team to build design components for desktop and mobile web applications. Conclusion. In Angular material official website it is mentioned that filterPredicate: ((data: T, filter: string) => boolean) will filter data based on specific field. I have issues with using this approach in service, in near future, could you please refactor this technique to use a service to load the icons. code of conduct because it is harassing, offensive or spammy. In all our previous examples, we used the Angular material expansion panel component, Angular material also provides us with to create an Angular material accordion using the cdk-accordion component. This post covers how I achieved that. DEV Community A constructive and inclusive social network for software developers. You have to import MatIconModule in your project, in my project I import the necessary component in a separate file then I import it in the AppModule, you can use this or import them directly :. Lets create another new module in the shared directory and call it icon.module.ts and then add the following: Overall, thats not too bad. It will become hidden in your post, but will still be visible via the comment's permalink. Templates let you quickly answer FAQs or store snippets for re-use. This component works with web fonts like Font-Awesome for instance, simply by adding the name of the image required and an image is displayed. addSvgIconLiteralInNamespace After installing angular material, cdk, and animation in this step we are adding the same in our project as follows. Here we have our Angular button with icon code, lets add this to the app component template. Powered by ng-conf, join us for the Reliable Web Summit this August 26th & 27th, 2021. For the moment we are just going to add these to the app.component.ts to get up and running, well look at a better method later on. Thanks for keeping DEV Community safe. A search icon is displayed to the left of the input field in a searchbar. These icon may be used as buttons or may convey some message such as type of form field, status, etc. And, tic-tac-toe-minimax is a ready-to-go tic-tac-toe game with a computer player. In the newly created Angular project, create a shared directory and add a new file named material.module.ts. The below example shows add the angular material library is as follows. Warn. @angular/flex-layout provides a CSS layout system supporting both FlexBox and CSS Grid using Angular directives. import {MatIconModule} from '@angular/material/icon'; Use the following command to display an icon: icon-name You can change the color of the icons as per the requirement: Primary . 3) Now in this step we will try to create the new angular project from scratch, this project will not be a material project that we have to add later by installing the material dependency inside our project. It is easy to use material color also, we are using it in angular.js application, we have already seen it some internal working in detail with a practice example how to change the color of component as well as the theme, it is provided by google material design. After finished, go to the newly created Angular 8 folder then run the Angular 8 app for the first time. Add a class to the mat-icon html tag, as above. Angular material also provides us navbar, which is nothing but collapsible side content. To use this component we need to import CdkAccordionModule, we already import this module in our custom material module. Built on Forem the open source software that powers DEV and other inclusive communities. This component works with web fonts like Font-Awesome for instance, simply by adding the name of the image required and an image is displayed. If the fill=#00 property is not there and you want a different colour to the default black, then you can add it to the path as above. This is a very simple example showing how to put a home and an add icon on a page/component. Angular Material is a UI component library that is developed by the Angular team to build design components for desktop and mobile web applications. Here is what you can do to flag ngconf: ngconf consistently posts content that violates DEV Community 's I like to separate Angular Material imports into their own module. So how do we use the mat-icon component? This is not too dissimilar to how we would use this component with web fonts, but we are now using the svgIcon input property. Start by removing all of this code (including the constructor) from the app.component.ts. Angular Material is a UI component library that is developed by the Angular team to build design components for desktop and mobile web applications. and are all methods of MatIconRegistry. Once unsuspended, ngconf will be able to comment and publish posts again. In order to install it, we need to have angular installed in our project, once you have it you can enter the below command and can download it. Adding code in material.module.ts file. The Icons should now change colour when hovering over them. They can still re-publish the post if they are not suspended. Material design icon font: Vscode Codicons: The icon font from Visual Studio Code: Search for free images to reuse. This sets the colour for the image, in this case to AquaMarine. The full solution can be : Step one. addSvgIconInNamespace, So lets add the DomSanitizer and fix this issue. Description. Now we have an icon in place, how do we change the colour of the icon when someone hovers over it for example? The call to bypassSecurityTrustResourceUrl takes a URL as a parameter and sanitises it so that an attacker cannot inject a 'JavaScript:' URL for example, see official documentation on DomSanitizer. At this point we are not going to see much in the browser as we have an issue with the image URL. UI component infrastructure and Material Design components for Angular web applications. And would like to makes changes to the icon, for example: change the colour on hover or on a specific condition at run time? Once suspended, ngconf will not be able to comment or publish posts until their suspension is removed. import { NgModule } from "@angular/core"; import { MatButtonModule } from '@angular/material'; import { MatIconModule } from This shouldnt really be in the app.component.ts file. Are you sure you want to hide this comment? If you open the browsers console section, you will see the following error: Error: unsafe value used in a resource URL context. Next, add the SCSS for the class so that, when a user hovers over the button the colour of the icon changes. We can create an Angular material button with icons only and also we can have an Angular material button with icons and text by using the mat-icon-button attribute. This type of site content can be used to show the menu of an application or different types of features available to the application. Made with love and Ruby on Rails. But don't getting how to start. Material Components CDK Guides. Example: Example icon copy this into a file with the SVG extension. A Home icon. cd angular-material-dropdown/ ng add @angular/material. If ngconf is not suspended, they can still re-publish their posts from their dashboard. This site uses cookies from Google to deliver its services and to analyze traffic. Unflagging ngconf will restore default visibility to their posts. Come learn from community members and leaders the best ways to build reliable web applications, write quality code, choose scalable architectures, and create effective automated tests. That command will create a new Angular 8 app with the name `angular-material-form-controls` and pass all questions as 'Y' then the Angular CLI will automatically install the required NPM modules. We are only writing out the domSanitizer code once in the private method but more importantly, all the code is out of the app.component.ts file and is now a self contained module. iOS MD. In the above XML, Ive removed all the namespaces etc The main part here is the fill=#00FFFF. DEV Community 2016 - 2022. Then add a reference to the material.module.ts in the app.module.ts. I usually add the fill property and set it to white and then change it, in SCSS as and when required (because this example had a white background I used another colour). Angular Material DatetimePicker, Timepicker for @angular/material 7.x, 8.x, 9.x, 10.x, 11.x, 12.x, 13.x, 14.x. With you every step of your journey. So what does this error mean? We're a place where coders share, stay up-to-date and grow their careers. The value we give to this input is the first parameter used in our call to register the .addSvgIcon(home, ) in this case home. Now we have the Angular Material components set up and configured we need to register the icons, before we can use them. In Material Design, searchbars are either persistently displayed in their own toolbar, or expand over a toolbar containing the page title. Now youll add Angular Material library using their schematic that automatically adds the Once unpublished, all posts by ngconf will become hidden and only accessible to themselves. I still wanted to be able to change the colours of the icons at various stages throughout the application based on certain conditions as well as on hover. In a recent project I had a bespoke set of SVG icons, the Angular web application was to be installed on a server that didnt have access to the internet, so the images had to be local. Angular JavaScript React Vue. under a toolbar that contains the page title. Home to the largest gathering of Angular developers world wide! It is independent of the Material components but is often used together with it. When developing an Angular application with Angular Material, there comes a point when we need to add icons on our components, or buttons etc Angular Material has the Mat-Icon component for doing this. 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