2022-11-14 11:56:21 +08:00

146 lines
3.3 KiB
Vue

<script lang="ts">
export default {
name: "LayCheckbox",
};
</script>
<script setup lang="ts">
import { LayIcon } from "@layui/icons-vue";
import { computed, inject, useSlots } from "vue";
import "./index.less";
import { CheckboxSize } from "./interface";
export interface CheckboxProps {
name?: string;
skin?: string;
label?: string;
value: string | number | object;
modelValue?: boolean | Array<string | number | object>;
isIndeterminate?: boolean;
size?: CheckboxSize;
disabled?: boolean;
}
const props = withDefaults(defineProps<CheckboxProps>(), {
isIndeterminate: false,
modelValue: false,
disabled: false,
label: "",
size: "md",
});
const checkboxGroup: any = inject("checkboxGroup", {});
const isGroup = computed(() => {
return (
checkboxGroup != undefined && checkboxGroup?.name === "LayCheckboxGroup"
);
});
const emit = defineEmits(["update:modelValue", "change"]);
const slots = useSlots();
const isChecked = computed({
get() {
if (isGroup.value) {
return checkboxGroup.modelValue.value.includes(props.value);
} else {
if (Array.isArray(props.modelValue)) {
return props.modelValue.includes(props.value);
} else {
return props.modelValue;
}
}
},
set(val) {
if (isGroup.value) {
setGroupModelValue(val);
} else {
if (Array.isArray(props.modelValue)) {
setArrayModelValue(val);
} else {
emit("change", val);
emit("update:modelValue", val);
}
}
},
});
const arrayModelValue = computed(() => {
if (Array.isArray(props.modelValue)) {
return [...props.modelValue];
} else {
return [];
}
});
const setGroupModelValue = function (checked: any) {
let groupModelValue = [...checkboxGroup.modelValue.value];
if (!checked) {
groupModelValue.splice(groupModelValue.indexOf(props.value), 1);
} else {
groupModelValue.push(props.value);
}
checkboxGroup.modelValue.value = groupModelValue;
};
const setArrayModelValue = function (checked: any) {
let arr = [...arrayModelValue.value];
if (!checked) {
arr.splice(arr.indexOf(props.value), 1);
} else {
arr.push(props.value);
}
emit("change", arr);
emit("update:modelValue", arr);
};
const handleClick = function () {
if (!isDisabled.value) {
isChecked.value = !isChecked.value;
}
};
const isDisabled = computed(() => {
if (props.disabled) {
return true;
}
if (
checkboxGroup.hasOwnProperty("disabled") &&
checkboxGroup.disabled.value
) {
return true;
}
return false;
});
defineExpose({ toggle: handleClick });
</script>
<template>
<span @click.stop="handleClick" class="layui-checkbox" :size="size">
<input type="checkbox" :name="name" :value="value" />
<div
class="layui-form-checkbox"
:class="{
'layui-form-checked': isChecked,
'layui-checkbox-disabled layui-disabled': isDisabled,
}"
:lay-skin="skin"
>
<span class="layui-checkbox-label" v-if="slots.default || label">
<slot>{{ label }}</slot>
</span>
<lay-icon
:type="
props.isIndeterminate && isChecked
? 'layui-icon-subtraction'
: isChecked
? 'layui-icon-ok'
: ''
"
></lay-icon>
</div>
</span>
</template>