primevue-mirror/apps/showcase/doc/virtualscroller/BasicDoc.vue

80 lines
3.0 KiB
Vue

<template>
<DocSectionText v-bind="$attrs">
<p>
VirtualScroller requires <i>items</i> as the data to display, <i>itemSize</i> for the dimensions of an item and <i>item</i> template are required on component. In addition, an initial array is required based on the total number of items
to display. Size of the viewport is configured using <i>scrollWidth</i>, <i>scrollHeight</i> properties directly or with CSS <i>width</i> and <i>height</i> styles.
</p>
</DocSectionText>
<div class="card flex justify-center">
<VirtualScroller :items="items" :itemSize="50" class="border border-surface-200 dark:border-surface-700 rounded" style="width: 200px; height: 200px">
<template v-slot:item="{ item, options }">
<div :class="['flex items-center p-2', { 'bg-surface-100 dark:bg-surface-700': options.odd }]" style="height: 50px">{{ item }}</div>
</template>
</VirtualScroller>
</div>
<DocSectionCode :code="code" />
</template>
<script>
export default {
data() {
return {
items: null,
code: {
basic: `
<VirtualScroller :items="items" :itemSize="50" class="border border-surface-200 dark:border-surface-700 rounded" style="width: 200px; height: 200px">
<template v-slot:item="{ item, options }">
<div :class="['flex items-center p-2', { 'bg-surface-100 dark:bg-surface-700': options.odd }]" style="height: 50px">{{ item }}</div>
</template>
</VirtualScroller>
`,
options: `
<template>
<div class="card flex justify-center">
<VirtualScroller :items="items" :itemSize="50" class="border border-surface-200 dark:border-surface-700 rounded" style="width: 200px; height: 200px">
<template v-slot:item="{ item, options }">
<div :class="['flex items-center p-2', { 'bg-surface-100 dark:bg-surface-700': options.odd }]" style="height: 50px">{{ item }}</div>
</template>
</VirtualScroller>
</div>
</template>
<script>
export default {
data() {
return {
items: null
};
},
created() {
this.items = Array.from({ length: 100000 }).map((_, i) => \`Item #\${i}\`);
}
};
<\/script>
`,
composition: `
<template>
<div class="card flex justify-center">
<VirtualScroller :items="items" :itemSize="50" class="border border-surface-200 dark:border-surface-700 rounded" style="width: 200px; height: 200px">
<template v-slot:item="{ item, options }">
<div :class="['flex items-center p-2', { 'bg-surface-100 dark:bg-surface-700': options.odd }]" style="height: 50px">{{ item }}</div>
</template>
</VirtualScroller>
</div>
</template>
<script setup>
import { ref } from 'vue';
const items = ref(Array.from({ length: 100000 }).map((_, i) => \`Item #\${i}\`));
<\/script>
`
}
};
},
mounted() {
this.items = Array.from({ length: 100000 }).map((_, i) => `Item #${i}`);
}
};
</script>