ant-design-vue
Version:
An enterprise-class UI design language and Vue-based implementation
45 lines • 1.5 kB
JavaScript
export var VALUE_SPLIT = '__RC_CASCADER_SPLIT__';
export var SHOW_PARENT = 'SHOW_PARENT';
export var SHOW_CHILD = 'SHOW_CHILD';
export function toPathKey(value) {
return value.join(VALUE_SPLIT);
}
export function toPathKeys(value) {
return value.map(toPathKey);
}
export function toPathValueStr(pathKey) {
return pathKey.split(VALUE_SPLIT);
}
export function fillFieldNames(fieldNames) {
var _ref = fieldNames || {},
label = _ref.label,
value = _ref.value,
children = _ref.children;
var val = value || 'value';
return {
label: label || 'label',
value: val,
key: val,
children: children || 'children'
};
}
export function isLeaf(option, fieldNames) {
var _option$isLeaf, _option$fieldNames$ch;
return (_option$isLeaf = option.isLeaf) !== null && _option$isLeaf !== void 0 ? _option$isLeaf : !((_option$fieldNames$ch = option[fieldNames.children]) !== null && _option$fieldNames$ch !== void 0 && _option$fieldNames$ch.length);
}
export function scrollIntoParentView(element) {
var parent = element.parentElement;
if (!parent) {
return;
}
var elementToParent = element.offsetTop - parent.offsetTop; // offsetParent may not be parent.
if (elementToParent - parent.scrollTop < 0) {
parent.scrollTo({
top: elementToParent
});
} else if (elementToParent + element.offsetHeight - parent.scrollTop > parent.offsetHeight) {
parent.scrollTo({
top: elementToParent + element.offsetHeight - parent.offsetHeight
});
}
}