ckgl/node_modules/vant/es/checkbox/Checkbox.mjs
2024-12-21 13:52:42 +08:00

90 lines
2.5 KiB
JavaScript

import { watch, computed, defineComponent, mergeProps as _mergeProps, createVNode as _createVNode } from "vue";
import { pick, extend, truthProp, createNamespace } from "../utils/index.mjs";
import { CHECKBOX_GROUP_KEY } from "../checkbox-group/CheckboxGroup.mjs";
import { useParent, useCustomFieldValue } from "@vant/use";
import { useExpose } from "../composables/use-expose.mjs";
import Checker, { checkerProps } from "./Checker.mjs";
const [name, bem] = createNamespace("checkbox");
const checkboxProps = extend({}, checkerProps, {
shape: String,
bindGroup: truthProp,
indeterminate: {
type: Boolean,
default: null
}
});
var stdin_default = defineComponent({
name,
props: checkboxProps,
emits: ["change", "update:modelValue"],
setup(props, {
emit,
slots
}) {
const {
parent
} = useParent(CHECKBOX_GROUP_KEY);
const setParentValue = (checked2) => {
const {
name: name2
} = props;
const {
max,
modelValue
} = parent.props;
const value = modelValue.slice();
if (checked2) {
const overlimit = max && value.length >= +max;
if (!overlimit && !value.includes(name2)) {
value.push(name2);
if (props.bindGroup) {
parent.updateValue(value);
}
}
} else {
const index = value.indexOf(name2);
if (index !== -1) {
value.splice(index, 1);
if (props.bindGroup) {
parent.updateValue(value);
}
}
}
};
const checked = computed(() => {
if (parent && props.bindGroup) {
return parent.props.modelValue.indexOf(props.name) !== -1;
}
return !!props.modelValue;
});
const toggle = (newValue = !checked.value) => {
if (parent && props.bindGroup) {
setParentValue(newValue);
} else {
emit("update:modelValue", newValue);
}
if (props.indeterminate !== null) emit("change", newValue);
};
watch(() => props.modelValue, (value) => {
if (props.indeterminate === null) emit("change", value);
});
useExpose({
toggle,
props,
checked
});
useCustomFieldValue(() => props.modelValue);
return () => _createVNode(Checker, _mergeProps({
"bem": bem,
"role": "checkbox",
"parent": parent,
"checked": checked.value,
"onToggle": toggle
}, props), pick(slots, ["default", "icon"]));
}
});
export {
checkboxProps,
stdin_default as default
};