custom-app
Version:
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246 lines (202 loc) • 9.52 kB
JavaScript
function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _possibleConstructorReturn(self, call) { if (call && (typeof call === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
import scrollIntoView from 'dom-scroll-into-view';
import * as PropTypes from 'prop-types';
import raf from 'raf';
import Menu from 'rc-menu';
import toArray from "rc-util/es/Children/toArray";
import * as React from 'react';
import { findDOMNode } from 'react-dom';
import { getSelectKeys, preventDefaultEvent, saveRef } from './util';
var DropdownMenu =
/*#__PURE__*/
function (_React$Component) {
_inherits(DropdownMenu, _React$Component);
function DropdownMenu(props) {
var _this;
_classCallCheck(this, DropdownMenu);
_this = _possibleConstructorReturn(this, _getPrototypeOf(DropdownMenu).call(this, props));
_this.rafInstance = null;
_this.lastVisible = false;
_this.scrollActiveItemToView = function () {
// scroll into view
var itemComponent = findDOMNode(_this.firstActiveItem);
var _this$props = _this.props,
visible = _this$props.visible,
firstActiveValue = _this$props.firstActiveValue;
var value = _this.props.value;
if (!itemComponent || !visible) {
return;
}
var scrollIntoViewOpts = {
onlyScrollIfNeeded: true
};
if ((!value || value.length === 0) && firstActiveValue) {
scrollIntoViewOpts.alignWithTop = true;
} // Delay to scroll since current frame item position is not ready when pre view is by filter
// https://github.com/ant-design/ant-design/issues/11268#issuecomment-406634462
_this.rafInstance = raf(function () {
scrollIntoView(itemComponent, findDOMNode(_this.menuRef), scrollIntoViewOpts);
});
};
_this.renderMenu = function () {
var _this$props2 = _this.props,
menuItems = _this$props2.menuItems,
menuItemSelectedIcon = _this$props2.menuItemSelectedIcon,
defaultActiveFirstOption = _this$props2.defaultActiveFirstOption,
prefixCls = _this$props2.prefixCls,
multiple = _this$props2.multiple,
onMenuSelect = _this$props2.onMenuSelect,
inputValue = _this$props2.inputValue,
backfillValue = _this$props2.backfillValue,
onMenuDeselect = _this$props2.onMenuDeselect,
visible = _this$props2.visible;
var firstActiveValue = _this.props.firstActiveValue;
if (menuItems && menuItems.length) {
var menuProps = {};
if (multiple) {
menuProps.onDeselect = onMenuDeselect;
menuProps.onSelect = onMenuSelect;
} else {
menuProps.onClick = onMenuSelect;
}
var value = _this.props.value;
var selectedKeys = getSelectKeys(menuItems, value);
var activeKeyProps = {};
var defaultActiveFirst = defaultActiveFirstOption;
var clonedMenuItems = menuItems;
if (selectedKeys.length || firstActiveValue) {
if (visible && !_this.lastVisible) {
activeKeyProps.activeKey = selectedKeys[0] || firstActiveValue;
} else if (!visible) {
// Do not trigger auto active since we already have selectedKeys
if (selectedKeys[0]) {
defaultActiveFirst = false;
}
activeKeyProps.activeKey = undefined;
}
var foundFirst = false; // set firstActiveItem via cloning menus
// for scroll into view
var clone = function clone(item) {
var key = item.key;
if (!foundFirst && selectedKeys.indexOf(key) !== -1 || !foundFirst && !selectedKeys.length && firstActiveValue.indexOf(item.key) !== -1) {
foundFirst = true;
return React.cloneElement(item, {
ref: function ref(_ref) {
_this.firstActiveItem = _ref;
}
});
}
return item;
};
clonedMenuItems = menuItems.map(function (item) {
if (item.type.isMenuItemGroup) {
var children = toArray(item.props.children).map(clone);
return React.cloneElement(item, {}, children);
}
return clone(item);
});
} else {
// Clear firstActiveItem when dropdown menu items was empty
// Avoid `Unable to find node on an unmounted component`
// https://github.com/ant-design/ant-design/issues/10774
_this.firstActiveItem = null;
} // clear activeKey when inputValue change
var lastValue = value && value[value.length - 1];
if (inputValue !== _this.lastInputValue && (!lastValue || lastValue !== backfillValue)) {
activeKeyProps.activeKey = '';
}
return React.createElement(Menu, _extends({
ref: _this.saveMenuRef,
style: _this.props.dropdownMenuStyle,
defaultActiveFirst: defaultActiveFirst,
role: "listbox",
itemIcon: multiple ? menuItemSelectedIcon : null
}, activeKeyProps, {
multiple: multiple
}, menuProps, {
selectedKeys: selectedKeys,
prefixCls: "".concat(prefixCls, "-menu")
}), clonedMenuItems);
}
return null;
};
_this.lastInputValue = props.inputValue;
_this.saveMenuRef = saveRef(_assertThisInitialized(_this), 'menuRef');
return _this;
}
_createClass(DropdownMenu, [{
key: "componentDidMount",
value: function componentDidMount() {
this.scrollActiveItemToView();
this.lastVisible = this.props.visible;
}
}, {
key: "shouldComponentUpdate",
value: function shouldComponentUpdate(nextProps) {
if (!nextProps.visible) {
this.lastVisible = false;
} // freeze when hide
return this.props.visible && !nextProps.visible || nextProps.visible || nextProps.inputValue !== this.props.inputValue;
}
}, {
key: "componentDidUpdate",
value: function componentDidUpdate(prevProps) {
var props = this.props;
if (!prevProps.visible && props.visible) {
this.scrollActiveItemToView();
}
this.lastVisible = props.visible;
this.lastInputValue = props.inputValue;
}
}, {
key: "componentWillUnmount",
value: function componentWillUnmount() {
if (this.rafInstance) {
raf.cancel(this.rafInstance);
}
}
}, {
key: "render",
value: function render() {
var renderMenu = this.renderMenu();
return renderMenu ? React.createElement("div", {
style: {
overflow: 'auto',
transform: 'translateZ(0)'
},
id: this.props.ariaId,
onFocus: this.props.onPopupFocus,
onMouseDown: preventDefaultEvent,
onScroll: this.props.onPopupScroll
}, renderMenu) : null;
}
}]);
return DropdownMenu;
}(React.Component);
export { DropdownMenu as default };
DropdownMenu.displayName = 'DropdownMenu';
DropdownMenu.propTypes = {
ariaId: PropTypes.string,
defaultActiveFirstOption: PropTypes.bool,
value: PropTypes.any,
dropdownMenuStyle: PropTypes.object,
multiple: PropTypes.bool,
onPopupFocus: PropTypes.func,
onPopupScroll: PropTypes.func,
onMenuDeSelect: PropTypes.func,
onMenuSelect: PropTypes.func,
prefixCls: PropTypes.string,
menuItems: PropTypes.any,
inputValue: PropTypes.string,
visible: PropTypes.bool,
firstActiveValue: PropTypes.string,
menuItemSelectedIcon: PropTypes.oneOfType([PropTypes.func, PropTypes.node])
};