|
| 1 | +<template> |
| 2 | + <q-list> |
| 3 | + <PassthroughComponent |
| 4 | + :is="itemsWrapper" |
| 5 | + v-bind="wrapperProps" |
| 6 | + v-on="wrapperEvents" |
| 7 | + > |
| 8 | + <slot |
| 9 | + v-if="itemIds.length === 0" |
| 10 | + name="empty" |
| 11 | + ></slot> |
| 12 | + |
| 13 | + <q-item |
| 14 | + v-for="(itemId, itemIndex) of itemIds" |
| 15 | + :key="itemId" |
| 16 | + clickable |
| 17 | + v-ripple |
| 18 | + :style="{ |
| 19 | + 'background-color': selectedItemIds.has(itemId) ? '#505050' : '', |
| 20 | + }" |
| 21 | + @click="(event) => selectItem(itemId, event as any)" |
| 22 | + v-bind="props.itemProps?.(itemId, itemIndex)" |
| 23 | + > |
| 24 | + <q-item-section |
| 25 | + avatar |
| 26 | + style="padding-right: 4px" |
| 27 | + > |
| 28 | + <Checkbox |
| 29 | + :model-value="selectedItemIds.has(itemId)" |
| 30 | + style="pointer-events: none" |
| 31 | + /> |
| 32 | + </q-item-section> |
| 33 | + |
| 34 | + <slot |
| 35 | + name="item" |
| 36 | + :item-id="itemId" |
| 37 | + :item-index="itemIndex" |
| 38 | + ></slot> |
| 39 | + </q-item> |
| 40 | + </PassthroughComponent> |
| 41 | + </q-list> |
| 42 | +</template> |
| 43 | + |
| 44 | +<script setup lang="ts"> |
| 45 | +import type { QItemProps, QListProps } from 'quasar'; |
| 46 | +import type { Component } from 'vue'; |
| 47 | +
|
| 48 | +const emit = defineEmits(['select', 'unselect']); |
| 49 | +
|
| 50 | +// eslint-disable-next-line @typescript-eslint/no-empty-interface |
| 51 | +interface Props extends QListProps { |
| 52 | + itemIds: string[]; |
| 53 | + selectedItemIds: Set<string>; |
| 54 | +
|
| 55 | + itemProps?: ( |
| 56 | + itemId: string, |
| 57 | + itemIndex: number, |
| 58 | + ) => QItemProps & Record<string, unknown>; |
| 59 | +
|
| 60 | + itemsWrapper?: string | Component; |
| 61 | + wrapperProps?: Record<string, unknown>; |
| 62 | + wrapperEvents?: Record<string, unknown>; |
| 63 | +} |
| 64 | +
|
| 65 | +const props = defineProps<Props>(); |
| 66 | +
|
| 67 | +let lastSelectedItemId: string; |
| 68 | +
|
| 69 | +function selectItem(itemId: string, event: MouseEvent) { |
| 70 | + if (event.shiftKey || internals.mobileAltKey) { |
| 71 | + const sourceItemIndex = props.itemIds.indexOf(lastSelectedItemId); |
| 72 | + const targetItemIndex = props.itemIds.indexOf(itemId); |
| 73 | +
|
| 74 | + if ( |
| 75 | + sourceItemIndex >= 0 && |
| 76 | + targetItemIndex >= 0 && |
| 77 | + sourceItemIndex !== targetItemIndex |
| 78 | + ) { |
| 79 | + const sign = Math.sign(targetItemIndex - sourceItemIndex); |
| 80 | +
|
| 81 | + const add = !props.selectedItemIds.has(itemId); |
| 82 | +
|
| 83 | + for (let i = sourceItemIndex; i !== targetItemIndex + sign; i += sign) { |
| 84 | + if (add) { |
| 85 | + props.selectedItemIds.add(props.itemIds[i]); |
| 86 | + emit('select', props.itemIds[i]); |
| 87 | + } else { |
| 88 | + props.selectedItemIds.delete(props.itemIds[i]); |
| 89 | + emit('unselect', props.itemIds[i]); |
| 90 | + } |
| 91 | + } |
| 92 | + } |
| 93 | + } else { |
| 94 | + if (props.selectedItemIds.has(itemId)) { |
| 95 | + props.selectedItemIds.delete(itemId); |
| 96 | + emit('unselect', itemId); |
| 97 | + } else { |
| 98 | + props.selectedItemIds.add(itemId); |
| 99 | + emit('select', itemId); |
| 100 | + } |
| 101 | + } |
| 102 | +
|
| 103 | + lastSelectedItemId = itemId; |
| 104 | +} |
| 105 | +</script> |
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