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Showing posts with the label Custom Element

Cannot Access Attributes Of A Custom Element From Its Constructor

I'm trying to create a polyfill of sorts using the Custom Elements API for custom elements used… Read more Cannot Access Attributes Of A Custom Element From Its Constructor

Why Do Pseudoclasses On The Host Element Have To Be Inside Of The Host Function?

I do not understand why pseudo classes like :focus-within need to be within the :host() function br… Read more Why Do Pseudoclasses On The Host Element Have To Be Inside Of The Host Function?

Disqus Comments Don't Work In A Polymer Custom Element

I don't know how to make a disqus comments code to work inside of my custom elements. Structu… Read more Disqus Comments Don't Work In A Polymer Custom Element

Html Import Webcomponents Polyfill Not Working In Firefox

I am trying webcomponents in a sample app. Since some of the specs are not included in some browser… Read more Html Import Webcomponents Polyfill Not Working In Firefox

Creating A Custom Table Row

I am trying to create a custom table row but having difficulty getting it to behave properly. I… Read more Creating A Custom Table Row

Can A Custom Element's `connectedcallback` Be Called More Than Once Before `disconnectedcallback` Is Called?

The spec says: However, note that connectedCallback can be called more than once, so any initializ… Read more Can A Custom Element's `connectedcallback` Be Called More Than Once Before `disconnectedcallback` Is Called?