web/admin: add Radio control, search-select fixes (#4333)

* move search select to forms folder

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* add radio, migrate smaller lists

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* move dropdown when scrolling, hide when container out of frame

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

web/src/elements/forms/ModalForm.ts

@@ -65,7 +65,16 @@ export class ModalForm extends ModalButton {
                     </h1>
                 </div>
             </section>
-            <section class="pf-c-modal-box__body">
+            <section
+                class="pf-c-modal-box__body"
+                @scroll=${() => {
+                    window.dispatchEvent(
+                        new CustomEvent("scroll", {
+                            bubbles: true,
+                        }),
+                    );
+                }}
+            >
                 <slot name="form"></slot>
             </section>
             <footer class="pf-c-modal-box__footer">