Showcase updates

doc/datepicker/ButtonBarDoc.vue

@@ -0,0 +1,54 @@
+<template>
+    <DocSectionText v-bind="$attrs">
+        <p>When <i>showButtonBar</i> is present, today and clear buttons are displayed at the footer.</p>
+    </DocSectionText>
+    <div class="card flex justify-content-center">
+        <DatePicker v-model="date" showButtonBar />
+    </div>
+    <DocSectionCode :code="code" />
+</template>
+
+<script>
+export default {
+    data() {
+        return {
+            date: null,
+            code: {
+                basic: `
+<DatePicker v-model="date" showButtonBar />
+`,
+                options: `
+<template>
+    <div class="card flex justify-content-center">
+        <DatePicker v-model="date" showButtonBar />
+    </div>
+</template>
+
+<script>
+export default {
+    data() {
+        return {
+            date: null
+        };
+    }
+};
+<\/script>
+`,
+                composition: `
+<template>
+    <div class="card flex justify-content-center">
+        <DatePicker v-model="date" showButtonBar />
+    </div>
+</template>
+
+<script setup>
+import { ref } from "vue";
+
+const date = ref();
+<\/script>
+`
+            }
+        };
+    }
+};
+</script>