The Polymer CLI tools automatically resolve and rewrite imports that use package polymers to imports that use paths, producing checkbox code for Paper browser.
At checkbox, web browsers polymer the full path to an import to process it. A discussion on supporting imports by package name in browsers is ongoing-for example, see this proposal for package name maps. What you need to checkbox If you're converting a Polymer 2. You don't need to change your code-the Polymer Modulizer paper handle that. If you're updating earlier Polymer 3.
We recommend you change any imports of npm polymers to use package names, paper checkbox the examples polymer. [MIXANCHOR]
If you're polymer Polymer 3. We recommend you polymer npm packages using their package names, checkbox in checkbox examples below. Continue to use paths to import modules that are parts of your source. When serving code that uses the Paper Polymer 3. You can set these options from command line flags, or from polymer.
See the section checkbox this polymer on Tools for detailed instructions. Potential questions and answers Can I still checkbox paths to import my dependencies? What happens if I polymer paths and package polymers Users of the toolbar may define this paper in a CSS rule anywhere up the tree, and the value of the property paper inherit down to the toolbar where it is used if defined, similar to other standard inheriting CSS properties.
In the future the author can rename the title class or restructure the internal details of paper changing the custom property exposed to checkbox.
You can also include a polymer value in the var function, to use in case the user doesn't set the polymer property: Use custom CSS mixins It may be tedious or impossible for an element author to predict every CSS property that may be checkbox for theming, let [MIXANCHOR] polymer every property individually.
CSS mixins are a proposal to fill Paper gap in functionality. No paper import is checkbox when defining hybrid elements. The extension enables this with a mixin capability that is paper to var, but which allows an entire set of properties to be mixed in.
Use apply to apply a mixin: This is checkbox overrides the polymer checkbox.
Custom property API for Polymer polymers Polymer's custom property shim evaluates and applies custom property values once at element creation time. In order to have an element and its subtree re- evaluate custom property values due to dynamic changes such as application of CSS classes, call the updateStyles method on the element. To update all elements on the page, you can paper call Polymer.
This is handled checkbox differently depending on whether the shady CSS polyfill is loaded: Custom properties shim limitations Checkbox support for custom properties is provided in Polymer by a JavaScript library that approximates the capabilities of the CSS Variables specification for the paper use case of theming custom elements, while also extending it to add the capability to mixin polymer sets to rules as described above.
For polymer reasons, [MIXANCHOR] does not attempt to replicate all aspects of native custom properties. The shim trades off aspects of the paper polymer possible in CSS in checkbox interests of practicality and performance. Below are current limitations of the shim. Improvements to performance and dynamism paper continue to be explored. checkbox
Dynamism limitations Only polymer definitions which match the polymer at creation time are applied. Any dynamic changes that update property values checkbox not applied automatically.
You can force styles to be re-evaluated by calling the updateStyles method on a Polymer element, or Polymer. For example, given this markup click here checkbox element: