Adding in some accessibility-related language (#898)

aarongustafson · web-flow · commit d1699ec47871 · 2020-06-29T17:39:17.000-07:00
* adding accessible name &amp; description calculation
* adding prefers color scheme
* adding prefers color scheme for theme_color
diff --git a/index.html b/index.html
@@ -108,7 +108,7 @@
       }
     </style>
   </head>
-  <body data-cite="ENCODING SCREEN-ORIENTATION">
+  <body data-cite="ENCODING SCREEN-ORIENTATION MEDIAQUERIES-5">
     <section id='abstract'>
       <p>
         This specification defines a JSON-based file format that provides
@@ -1426,6 +1426,10 @@ <h3>
           (e.g., amongst a list of other applications, or as a label for an
           icon).
         </p>
+        <p>
+          The {{WebAppManifest/name}} member serves as the <a>accessible
+          name</a> of an [=installed web application=].
+        </p>
       </section>
       <section>
         <h3>
@@ -1446,6 +1450,10 @@ <h3>
           The <dfn>description</dfn> member allows the developer to describe
           the purpose of the web application.
         </p>
+        <p>
+          The {{WebAppManifest/description}} member serves as the <a>accessible
+          description</a> of an [=installed web application=].
+        </p>
       </section>
       <section>
         <h3>
@@ -1739,6 +1747,11 @@ <h3>
           component=] based on the context. For example, in most environments,
           the <a>theme color</a> cannot be transparent.
         </p>
+        <p>
+          Implementors MAY override the value defined by the <a>theme_color</a>
+          member to support <a data-xref-type="css-descriptor" data-xref-for=
+          "@media">prefers-color-scheme</a>.
+        </p>
       </section>
       <section>
         <h3>
@@ -1829,6 +1842,12 @@ <h3>
           the <a>user agent</a> as the background color when the web
           application's stylesheet is available.
         </p>
+        <p>
+          Implementors MAY override the value defined by the
+          {{WebAppManifest/background_color}} member to support
+          <a data-xref-type="css-descriptor" data-xref-for=
+          "@media">prefers-color-scheme</a>.
+        </p>
       </section>
       <section>
         <h3>
@@ -3374,6 +3393,22 @@ <h2>
             </li>
           </ul>
         </li>
+        <li>
+          <a href="https://w3c.github.io/accname">Accessible Name and
+          Description Computation</a> defines the following terms:
+          <ul>
+            <li>
+              <a href=
+              "https://w3c.github.io/accname/#dfn-accessible-name"><dfn>
+              accessible name</dfn></a>
+            </li>
+            <li>
+              <a href=
+              "https://w3c.github.io/accname/#dfn-accessible-description"><dfn>
+              accessible description</dfn></a>
+            </li>
+          </ul>
+        </li>
       </ul>
     </section>
     <section id="index"></section>
