nutui/miniprogram_dev/components/common/relation.js

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/******/ ({

/***/ 2:
/***/ (function(module, exports, __webpack_require__) {

"use strict";


exports.__esModule = true;
exports.useParent = useParent;
exports.useChildren = useChildren;
function useParent(name, onEffect) {
    var _relations;

    var path = '../' + name + '/index';
    return {
        relations: (_relations = {}, _relations[path] = {
            type: 'ancestor',
            linked: function linked() {
                onEffect && onEffect.call(this);
            },
            linkChanged: function linkChanged() {
                onEffect && onEffect.call(this);
            },
            unlinked: function unlinked() {
                onEffect && onEffect.call(this);
            }
        }, _relations),
        mixin: Behavior({
            created: function created() {
                var _this = this;

                Object.defineProperty(this, 'parent', {
                    get: function get() {
                        return _this.getRelationNodes(path)[0];
                    }
                });
                Object.defineProperty(this, 'index', {
                    // @ts-ignore
                    get: function get() {
                        var _a, _b;return (_b = (_a = _this.parent) === null || _a === void 0 ? void 0 : _a.children) === null || _b === void 0 ? void 0 : _b.indexOf(_this);
                    }
                });
            }
        })
    };
}
function useChildren(name, onEffect) {
    var _relations2;

    var path = '../' + name + '/index';
    return {
        relations: (_relations2 = {}, _relations2[path] = {
            type: 'descendant',
            linked: function linked(target) {
                onEffect && onEffect.call(this, target);
            },
            linkChanged: function linkChanged(target) {
                onEffect && onEffect.call(this, target);
            },
            unlinked: function unlinked(target) {
                onEffect && onEffect.call(this, target);
            }
        }, _relations2),
        mixin: Behavior({
            created: function created() {
                var _this2 = this;

                Object.defineProperty(this, 'children', {
                    get: function get() {
                        return _this2.getRelationNodes(path) || [];
                    }
                });
            }
        })
    };
}

/***/ })

/******/ });
//# sourceMappingURL=relation.js.map