provide link role for screenreaders, re #1719

resources/vue/components/courseware/CoursewareSearchWidget.vue

@@ -8,7 +8,8 @@
                       v-model="searchTerm"
                       :aria-label="$gettext('Geben Sie einen Suchbegriff mit mindestens 3 Zeichen ein.')"
                   />
-                  <a v-if="searched" @click.prevent="setShowSearchResults(false)" class="reset-search">
+                  <a v-if="searched" @click.prevent="setShowSearchResults(false)" role="button"
+                     class="reset-search">
                       <studip-icon shape="decline" size="20"></studip-icon>
                   </a>
                   <button

templates/sidebar/search-widget.php

@@ -19,7 +19,7 @@
                        <?= arrayToHtmlAttributes($needle['attributes']) ?>>
                 <? endif; ?>
                 <? if ($reset_link): ?>
-                    <a class="reset-search" href="<?= $reset_link ?>" tabindex="0"
+                    <a class="reset-search" href="<?= $reset_link ?>" tabindex="0" role="button"
                        title="<?= _('Suche zurücksetzen') ?>">
                         <?= Icon::create('decline')->asImg(20) ?>
                     </a>