travel/admin/node_modules/element-ui/lib/tree.js

2266 lines
63 KiB
JavaScript

module.exports =
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/******/ return installedModules[moduleId].exports;
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/******/ var module = installedModules[moduleId] = {
/******/ i: moduleId,
/******/ l: false,
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/******/
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/******/ function getModuleExports() { return module; };
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/******/
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/************************************************************************/
/******/ ({
/***/ 0:
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return normalizeComponent; });
/* globals __VUE_SSR_CONTEXT__ */
// IMPORTANT: Do NOT use ES2015 features in this file (except for modules).
// This module is a runtime utility for cleaner component module output and will
// be included in the final webpack user bundle.
function normalizeComponent (
scriptExports,
render,
staticRenderFns,
functionalTemplate,
injectStyles,
scopeId,
moduleIdentifier, /* server only */
shadowMode /* vue-cli only */
) {
// Vue.extend constructor export interop
var options = typeof scriptExports === 'function'
? scriptExports.options
: scriptExports
// render functions
if (render) {
options.render = render
options.staticRenderFns = staticRenderFns
options._compiled = true
}
// functional template
if (functionalTemplate) {
options.functional = true
}
// scopedId
if (scopeId) {
options._scopeId = 'data-v-' + scopeId
}
var hook
if (moduleIdentifier) { // server build
hook = function (context) {
// 2.3 injection
context =
context || // cached call
(this.$vnode && this.$vnode.ssrContext) || // stateful
(this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext) // functional
// 2.2 with runInNewContext: true
if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {
context = __VUE_SSR_CONTEXT__
}
// inject component styles
if (injectStyles) {
injectStyles.call(this, context)
}
// register component module identifier for async chunk inferrence
if (context && context._registeredComponents) {
context._registeredComponents.add(moduleIdentifier)
}
}
// used by ssr in case component is cached and beforeCreate
// never gets called
options._ssrRegister = hook
} else if (injectStyles) {
hook = shadowMode
? function () { injectStyles.call(this, this.$root.$options.shadowRoot) }
: injectStyles
}
if (hook) {
if (options.functional) {
// for template-only hot-reload because in that case the render fn doesn't
// go through the normalizer
options._injectStyles = hook
// register for functioal component in vue file
var originalRender = options.render
options.render = function renderWithStyleInjection (h, context) {
hook.call(context)
return originalRender(h, context)
}
} else {
// inject component registration as beforeCreate hook
var existing = options.beforeCreate
options.beforeCreate = existing
? [].concat(existing, hook)
: [hook]
}
}
return {
exports: scriptExports,
options: options
}
}
/***/ }),
/***/ 18:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/checkbox");
/***/ }),
/***/ 19:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/locale");
/***/ }),
/***/ 2:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/utils/dom");
/***/ }),
/***/ 28:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/transitions/collapse-transition");
/***/ }),
/***/ 3:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/utils/util");
/***/ }),
/***/ 4:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/mixins/emitter");
/***/ }),
/***/ 58:
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
// CONCATENATED MODULE: ./node_modules/vue-loader/lib/loaders/templateLoader.js??vue-loader-options!./node_modules/vue-loader/lib??vue-loader-options!./packages/tree/src/tree.vue?vue&type=template&id=547575a6&
var render = function() {
var _vm = this
var _h = _vm.$createElement
var _c = _vm._self._c || _h
return _c(
"div",
{
staticClass: "el-tree",
class: {
"el-tree--highlight-current": _vm.highlightCurrent,
"is-dragging": !!_vm.dragState.draggingNode,
"is-drop-not-allow": !_vm.dragState.allowDrop,
"is-drop-inner": _vm.dragState.dropType === "inner"
},
attrs: { role: "tree" }
},
[
_vm._l(_vm.root.childNodes, function(child) {
return _c("el-tree-node", {
key: _vm.getNodeKey(child),
attrs: {
node: child,
props: _vm.props,
"render-after-expand": _vm.renderAfterExpand,
"show-checkbox": _vm.showCheckbox,
"render-content": _vm.renderContent
},
on: { "node-expand": _vm.handleNodeExpand }
})
}),
_vm.isEmpty
? _c("div", { staticClass: "el-tree__empty-block" }, [
_c("span", { staticClass: "el-tree__empty-text" }, [
_vm._v(_vm._s(_vm.emptyText))
])
])
: _vm._e(),
_c("div", {
directives: [
{
name: "show",
rawName: "v-show",
value: _vm.dragState.showDropIndicator,
expression: "dragState.showDropIndicator"
}
],
ref: "dropIndicator",
staticClass: "el-tree__drop-indicator"
})
],
2
)
}
var staticRenderFns = []
render._withStripped = true
// CONCATENATED MODULE: ./packages/tree/src/tree.vue?vue&type=template&id=547575a6&
// EXTERNAL MODULE: external "element-ui/lib/utils/merge"
var merge_ = __webpack_require__(9);
var merge_default = /*#__PURE__*/__webpack_require__.n(merge_);
// CONCATENATED MODULE: ./packages/tree/src/model/util.js
var NODE_KEY = '$treeNodeId';
var markNodeData = function markNodeData(node, data) {
if (!data || data[NODE_KEY]) return;
Object.defineProperty(data, NODE_KEY, {
value: node.id,
enumerable: false,
configurable: false,
writable: false
});
};
var util_getNodeKey = function getNodeKey(key, data) {
if (!key) return data[NODE_KEY];
return data[key];
};
var findNearestComponent = function findNearestComponent(element, componentName) {
var target = element;
while (target && target.tagName !== 'BODY') {
if (target.__vue__ && target.__vue__.$options.name === componentName) {
return target.__vue__;
}
target = target.parentNode;
}
return null;
};
// EXTERNAL MODULE: external "element-ui/lib/utils/util"
var util_ = __webpack_require__(3);
// CONCATENATED MODULE: ./packages/tree/src/model/node.js
var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var getChildState = function getChildState(node) {
var all = true;
var none = true;
var allWithoutDisable = true;
for (var i = 0, j = node.length; i < j; i++) {
var n = node[i];
if (n.checked !== true || n.indeterminate) {
all = false;
if (!n.disabled) {
allWithoutDisable = false;
}
}
if (n.checked !== false || n.indeterminate) {
none = false;
}
}
return { all: all, none: none, allWithoutDisable: allWithoutDisable, half: !all && !none };
};
var reInitChecked = function reInitChecked(node) {
if (node.childNodes.length === 0) return;
var _getChildState = getChildState(node.childNodes),
all = _getChildState.all,
none = _getChildState.none,
half = _getChildState.half;
if (all) {
node.checked = true;
node.indeterminate = false;
} else if (half) {
node.checked = false;
node.indeterminate = true;
} else if (none) {
node.checked = false;
node.indeterminate = false;
}
var parent = node.parent;
if (!parent || parent.level === 0) return;
if (!node.store.checkStrictly) {
reInitChecked(parent);
}
};
var getPropertyFromData = function getPropertyFromData(node, prop) {
var props = node.store.props;
var data = node.data || {};
var config = props[prop];
if (typeof config === 'function') {
return config(data, node);
} else if (typeof config === 'string') {
return data[config];
} else if (typeof config === 'undefined') {
var dataProp = data[prop];
return dataProp === undefined ? '' : dataProp;
}
};
var nodeIdSeed = 0;
var node_Node = function () {
function Node(options) {
_classCallCheck(this, Node);
this.id = nodeIdSeed++;
this.text = null;
this.checked = false;
this.indeterminate = false;
this.data = null;
this.expanded = false;
this.parent = null;
this.visible = true;
this.isCurrent = false;
for (var name in options) {
if (options.hasOwnProperty(name)) {
this[name] = options[name];
}
}
// internal
this.level = 0;
this.loaded = false;
this.childNodes = [];
this.loading = false;
if (this.parent) {
this.level = this.parent.level + 1;
}
var store = this.store;
if (!store) {
throw new Error('[Node]store is required!');
}
store.registerNode(this);
var props = store.props;
if (props && typeof props.isLeaf !== 'undefined') {
var isLeaf = getPropertyFromData(this, 'isLeaf');
if (typeof isLeaf === 'boolean') {
this.isLeafByUser = isLeaf;
}
}
if (store.lazy !== true && this.data) {
this.setData(this.data);
if (store.defaultExpandAll) {
this.expanded = true;
}
} else if (this.level > 0 && store.lazy && store.defaultExpandAll) {
this.expand();
}
if (!Array.isArray(this.data)) {
markNodeData(this, this.data);
}
if (!this.data) return;
var defaultExpandedKeys = store.defaultExpandedKeys;
var key = store.key;
if (key && defaultExpandedKeys && defaultExpandedKeys.indexOf(this.key) !== -1) {
this.expand(null, store.autoExpandParent);
}
if (key && store.currentNodeKey !== undefined && this.key === store.currentNodeKey) {
store.currentNode = this;
store.currentNode.isCurrent = true;
}
if (store.lazy) {
store._initDefaultCheckedNode(this);
}
this.updateLeafState();
}
Node.prototype.setData = function setData(data) {
if (!Array.isArray(data)) {
markNodeData(this, data);
}
this.data = data;
this.childNodes = [];
var children = void 0;
if (this.level === 0 && this.data instanceof Array) {
children = this.data;
} else {
children = getPropertyFromData(this, 'children') || [];
}
for (var i = 0, j = children.length; i < j; i++) {
this.insertChild({ data: children[i] });
}
};
Node.prototype.contains = function contains(target) {
var deep = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
var walk = function walk(parent) {
var children = parent.childNodes || [];
var result = false;
for (var i = 0, j = children.length; i < j; i++) {
var child = children[i];
if (child === target || deep && walk(child)) {
result = true;
break;
}
}
return result;
};
return walk(this);
};
Node.prototype.remove = function remove() {
var parent = this.parent;
if (parent) {
parent.removeChild(this);
}
};
Node.prototype.insertChild = function insertChild(child, index, batch) {
if (!child) throw new Error('insertChild error: child is required.');
if (!(child instanceof Node)) {
if (!batch) {
var children = this.getChildren(true);
if (children.indexOf(child.data) === -1) {
if (typeof index === 'undefined' || index < 0) {
children.push(child.data);
} else {
children.splice(index, 0, child.data);
}
}
}
merge_default()(child, {
parent: this,
store: this.store
});
child = new Node(child);
}
child.level = this.level + 1;
if (typeof index === 'undefined' || index < 0) {
this.childNodes.push(child);
} else {
this.childNodes.splice(index, 0, child);
}
this.updateLeafState();
};
Node.prototype.insertBefore = function insertBefore(child, ref) {
var index = void 0;
if (ref) {
index = this.childNodes.indexOf(ref);
}
this.insertChild(child, index);
};
Node.prototype.insertAfter = function insertAfter(child, ref) {
var index = void 0;
if (ref) {
index = this.childNodes.indexOf(ref);
if (index !== -1) index += 1;
}
this.insertChild(child, index);
};
Node.prototype.removeChild = function removeChild(child) {
var children = this.getChildren() || [];
var dataIndex = children.indexOf(child.data);
if (dataIndex > -1) {
children.splice(dataIndex, 1);
}
var index = this.childNodes.indexOf(child);
if (index > -1) {
this.store && this.store.deregisterNode(child);
child.parent = null;
this.childNodes.splice(index, 1);
}
this.updateLeafState();
};
Node.prototype.removeChildByData = function removeChildByData(data) {
var targetNode = null;
for (var i = 0; i < this.childNodes.length; i++) {
if (this.childNodes[i].data === data) {
targetNode = this.childNodes[i];
break;
}
}
if (targetNode) {
this.removeChild(targetNode);
}
};
Node.prototype.expand = function expand(callback, expandParent) {
var _this = this;
var done = function done() {
if (expandParent) {
var parent = _this.parent;
while (parent.level > 0) {
parent.expanded = true;
parent = parent.parent;
}
}
_this.expanded = true;
if (callback) callback();
};
if (this.shouldLoadData()) {
this.loadData(function (data) {
if (data instanceof Array) {
if (_this.checked) {
_this.setChecked(true, true);
} else if (!_this.store.checkStrictly) {
reInitChecked(_this);
}
done();
}
});
} else {
done();
}
};
Node.prototype.doCreateChildren = function doCreateChildren(array) {
var _this2 = this;
var defaultProps = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
array.forEach(function (item) {
_this2.insertChild(merge_default()({ data: item }, defaultProps), undefined, true);
});
};
Node.prototype.collapse = function collapse() {
this.expanded = false;
};
Node.prototype.shouldLoadData = function shouldLoadData() {
return this.store.lazy === true && this.store.load && !this.loaded;
};
Node.prototype.updateLeafState = function updateLeafState() {
if (this.store.lazy === true && this.loaded !== true && typeof this.isLeafByUser !== 'undefined') {
this.isLeaf = this.isLeafByUser;
return;
}
var childNodes = this.childNodes;
if (!this.store.lazy || this.store.lazy === true && this.loaded === true) {
this.isLeaf = !childNodes || childNodes.length === 0;
return;
}
this.isLeaf = false;
};
Node.prototype.setChecked = function setChecked(value, deep, recursion, passValue) {
var _this3 = this;
this.indeterminate = value === 'half';
this.checked = value === true;
if (this.store.checkStrictly) return;
if (!(this.shouldLoadData() && !this.store.checkDescendants)) {
var _getChildState2 = getChildState(this.childNodes),
all = _getChildState2.all,
allWithoutDisable = _getChildState2.allWithoutDisable;
if (!this.isLeaf && !all && allWithoutDisable) {
this.checked = false;
value = false;
}
var handleDescendants = function handleDescendants() {
if (deep) {
var childNodes = _this3.childNodes;
for (var i = 0, j = childNodes.length; i < j; i++) {
var child = childNodes[i];
passValue = passValue || value !== false;
var isCheck = child.disabled ? child.checked : passValue;
child.setChecked(isCheck, deep, true, passValue);
}
var _getChildState3 = getChildState(childNodes),
half = _getChildState3.half,
_all = _getChildState3.all;
if (!_all) {
_this3.checked = _all;
_this3.indeterminate = half;
}
}
};
if (this.shouldLoadData()) {
// Only work on lazy load data.
this.loadData(function () {
handleDescendants();
reInitChecked(_this3);
}, {
checked: value !== false
});
return;
} else {
handleDescendants();
}
}
var parent = this.parent;
if (!parent || parent.level === 0) return;
if (!recursion) {
reInitChecked(parent);
}
};
Node.prototype.getChildren = function getChildren() {
var forceInit = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
// this is data
if (this.level === 0) return this.data;
var data = this.data;
if (!data) return null;
var props = this.store.props;
var children = 'children';
if (props) {
children = props.children || 'children';
}
if (data[children] === undefined) {
data[children] = null;
}
if (forceInit && !data[children]) {
data[children] = [];
}
return data[children];
};
Node.prototype.updateChildren = function updateChildren() {
var _this4 = this;
var newData = this.getChildren() || [];
var oldData = this.childNodes.map(function (node) {
return node.data;
});
var newDataMap = {};
var newNodes = [];
newData.forEach(function (item, index) {
var key = item[NODE_KEY];
var isNodeExists = !!key && Object(util_["arrayFindIndex"])(oldData, function (data) {
return data[NODE_KEY] === key;
}) >= 0;
if (isNodeExists) {
newDataMap[key] = { index: index, data: item };
} else {
newNodes.push({ index: index, data: item });
}
});
if (!this.store.lazy) {
oldData.forEach(function (item) {
if (!newDataMap[item[NODE_KEY]]) _this4.removeChildByData(item);
});
}
newNodes.forEach(function (_ref) {
var index = _ref.index,
data = _ref.data;
_this4.insertChild({ data: data }, index);
});
this.updateLeafState();
};
Node.prototype.loadData = function loadData(callback) {
var _this5 = this;
var defaultProps = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
if (this.store.lazy === true && this.store.load && !this.loaded && (!this.loading || Object.keys(defaultProps).length)) {
this.loading = true;
var resolve = function resolve(children) {
_this5.loaded = true;
_this5.loading = false;
_this5.childNodes = [];
_this5.doCreateChildren(children, defaultProps);
_this5.updateLeafState();
if (callback) {
callback.call(_this5, children);
}
};
this.store.load(this, resolve);
} else {
if (callback) {
callback.call(this);
}
}
};
_createClass(Node, [{
key: 'label',
get: function get() {
return getPropertyFromData(this, 'label');
}
}, {
key: 'key',
get: function get() {
var nodeKey = this.store.key;
if (this.data) return this.data[nodeKey];
return null;
}
}, {
key: 'disabled',
get: function get() {
return getPropertyFromData(this, 'disabled');
}
}, {
key: 'nextSibling',
get: function get() {
var parent = this.parent;
if (parent) {
var index = parent.childNodes.indexOf(this);
if (index > -1) {
return parent.childNodes[index + 1];
}
}
return null;
}
}, {
key: 'previousSibling',
get: function get() {
var parent = this.parent;
if (parent) {
var index = parent.childNodes.indexOf(this);
if (index > -1) {
return index > 0 ? parent.childNodes[index - 1] : null;
}
}
return null;
}
}]);
return Node;
}();
/* harmony default export */ var model_node = (node_Node);
// CONCATENATED MODULE: ./packages/tree/src/model/tree-store.js
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
function tree_store_classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var tree_store_TreeStore = function () {
function TreeStore(options) {
var _this = this;
tree_store_classCallCheck(this, TreeStore);
this.currentNode = null;
this.currentNodeKey = null;
for (var option in options) {
if (options.hasOwnProperty(option)) {
this[option] = options[option];
}
}
this.nodesMap = {};
this.root = new model_node({
data: this.data,
store: this
});
if (this.lazy && this.load) {
var loadFn = this.load;
loadFn(this.root, function (data) {
_this.root.doCreateChildren(data);
_this._initDefaultCheckedNodes();
});
} else {
this._initDefaultCheckedNodes();
}
}
TreeStore.prototype.filter = function filter(value) {
var filterNodeMethod = this.filterNodeMethod;
var lazy = this.lazy;
var traverse = function traverse(node) {
var childNodes = node.root ? node.root.childNodes : node.childNodes;
childNodes.forEach(function (child) {
child.visible = filterNodeMethod.call(child, value, child.data, child);
traverse(child);
});
if (!node.visible && childNodes.length) {
var allHidden = true;
allHidden = !childNodes.some(function (child) {
return child.visible;
});
if (node.root) {
node.root.visible = allHidden === false;
} else {
node.visible = allHidden === false;
}
}
if (!value) return;
if (node.visible && !node.isLeaf && !lazy) node.expand();
};
traverse(this);
};
TreeStore.prototype.setData = function setData(newVal) {
var instanceChanged = newVal !== this.root.data;
if (instanceChanged) {
this.root.setData(newVal);
this._initDefaultCheckedNodes();
} else {
this.root.updateChildren();
}
};
TreeStore.prototype.getNode = function getNode(data) {
if (data instanceof model_node) return data;
var key = (typeof data === 'undefined' ? 'undefined' : _typeof(data)) !== 'object' ? data : util_getNodeKey(this.key, data);
return this.nodesMap[key] || null;
};
TreeStore.prototype.insertBefore = function insertBefore(data, refData) {
var refNode = this.getNode(refData);
refNode.parent.insertBefore({ data: data }, refNode);
};
TreeStore.prototype.insertAfter = function insertAfter(data, refData) {
var refNode = this.getNode(refData);
refNode.parent.insertAfter({ data: data }, refNode);
};
TreeStore.prototype.remove = function remove(data) {
var node = this.getNode(data);
if (node && node.parent) {
if (node === this.currentNode) {
this.currentNode = null;
}
node.parent.removeChild(node);
}
};
TreeStore.prototype.append = function append(data, parentData) {
var parentNode = parentData ? this.getNode(parentData) : this.root;
if (parentNode) {
parentNode.insertChild({ data: data });
}
};
TreeStore.prototype._initDefaultCheckedNodes = function _initDefaultCheckedNodes() {
var _this2 = this;
var defaultCheckedKeys = this.defaultCheckedKeys || [];
var nodesMap = this.nodesMap;
defaultCheckedKeys.forEach(function (checkedKey) {
var node = nodesMap[checkedKey];
if (node) {
node.setChecked(true, !_this2.checkStrictly);
}
});
};
TreeStore.prototype._initDefaultCheckedNode = function _initDefaultCheckedNode(node) {
var defaultCheckedKeys = this.defaultCheckedKeys || [];
if (defaultCheckedKeys.indexOf(node.key) !== -1) {
node.setChecked(true, !this.checkStrictly);
}
};
TreeStore.prototype.setDefaultCheckedKey = function setDefaultCheckedKey(newVal) {
if (newVal !== this.defaultCheckedKeys) {
this.defaultCheckedKeys = newVal;
this._initDefaultCheckedNodes();
}
};
TreeStore.prototype.registerNode = function registerNode(node) {
var key = this.key;
if (!key || !node || !node.data) return;
var nodeKey = node.key;
if (nodeKey !== undefined) this.nodesMap[node.key] = node;
};
TreeStore.prototype.deregisterNode = function deregisterNode(node) {
var _this3 = this;
var key = this.key;
if (!key || !node || !node.data) return;
node.childNodes.forEach(function (child) {
_this3.deregisterNode(child);
});
delete this.nodesMap[node.key];
};
TreeStore.prototype.getCheckedNodes = function getCheckedNodes() {
var leafOnly = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
var includeHalfChecked = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var checkedNodes = [];
var traverse = function traverse(node) {
var childNodes = node.root ? node.root.childNodes : node.childNodes;
childNodes.forEach(function (child) {
if ((child.checked || includeHalfChecked && child.indeterminate) && (!leafOnly || leafOnly && child.isLeaf)) {
checkedNodes.push(child.data);
}
traverse(child);
});
};
traverse(this);
return checkedNodes;
};
TreeStore.prototype.getCheckedKeys = function getCheckedKeys() {
var _this4 = this;
var leafOnly = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
return this.getCheckedNodes(leafOnly).map(function (data) {
return (data || {})[_this4.key];
});
};
TreeStore.prototype.getHalfCheckedNodes = function getHalfCheckedNodes() {
var nodes = [];
var traverse = function traverse(node) {
var childNodes = node.root ? node.root.childNodes : node.childNodes;
childNodes.forEach(function (child) {
if (child.indeterminate) {
nodes.push(child.data);
}
traverse(child);
});
};
traverse(this);
return nodes;
};
TreeStore.prototype.getHalfCheckedKeys = function getHalfCheckedKeys() {
var _this5 = this;
return this.getHalfCheckedNodes().map(function (data) {
return (data || {})[_this5.key];
});
};
TreeStore.prototype._getAllNodes = function _getAllNodes() {
var allNodes = [];
var nodesMap = this.nodesMap;
for (var nodeKey in nodesMap) {
if (nodesMap.hasOwnProperty(nodeKey)) {
allNodes.push(nodesMap[nodeKey]);
}
}
return allNodes;
};
TreeStore.prototype.updateChildren = function updateChildren(key, data) {
var node = this.nodesMap[key];
if (!node) return;
var childNodes = node.childNodes;
for (var i = childNodes.length - 1; i >= 0; i--) {
var child = childNodes[i];
this.remove(child.data);
}
for (var _i = 0, j = data.length; _i < j; _i++) {
var _child = data[_i];
this.append(_child, node.data);
}
};
TreeStore.prototype._setCheckedKeys = function _setCheckedKeys(key) {
var leafOnly = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var checkedKeys = arguments[2];
var allNodes = this._getAllNodes().sort(function (a, b) {
return b.level - a.level;
});
var cache = Object.create(null);
var keys = Object.keys(checkedKeys);
allNodes.forEach(function (node) {
return node.setChecked(false, false);
});
for (var i = 0, j = allNodes.length; i < j; i++) {
var node = allNodes[i];
var nodeKey = node.data[key].toString();
var checked = keys.indexOf(nodeKey) > -1;
if (!checked) {
if (node.checked && !cache[nodeKey]) {
node.setChecked(false, false);
}
continue;
}
var parent = node.parent;
while (parent && parent.level > 0) {
cache[parent.data[key]] = true;
parent = parent.parent;
}
if (node.isLeaf || this.checkStrictly) {
node.setChecked(true, false);
continue;
}
node.setChecked(true, true);
if (leafOnly) {
(function () {
node.setChecked(false, false);
var traverse = function traverse(node) {
var childNodes = node.childNodes;
childNodes.forEach(function (child) {
if (!child.isLeaf) {
child.setChecked(false, false);
}
traverse(child);
});
};
traverse(node);
})();
}
}
};
TreeStore.prototype.setCheckedNodes = function setCheckedNodes(array) {
var leafOnly = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var key = this.key;
var checkedKeys = {};
array.forEach(function (item) {
checkedKeys[(item || {})[key]] = true;
});
this._setCheckedKeys(key, leafOnly, checkedKeys);
};
TreeStore.prototype.setCheckedKeys = function setCheckedKeys(keys) {
var leafOnly = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
this.defaultCheckedKeys = keys;
var key = this.key;
var checkedKeys = {};
keys.forEach(function (key) {
checkedKeys[key] = true;
});
this._setCheckedKeys(key, leafOnly, checkedKeys);
};
TreeStore.prototype.setDefaultExpandedKeys = function setDefaultExpandedKeys(keys) {
var _this6 = this;
keys = keys || [];
this.defaultExpandedKeys = keys;
keys.forEach(function (key) {
var node = _this6.getNode(key);
if (node) node.expand(null, _this6.autoExpandParent);
});
};
TreeStore.prototype.setChecked = function setChecked(data, checked, deep) {
var node = this.getNode(data);
if (node) {
node.setChecked(!!checked, deep);
}
};
TreeStore.prototype.getCurrentNode = function getCurrentNode() {
return this.currentNode;
};
TreeStore.prototype.setCurrentNode = function setCurrentNode(currentNode) {
var prevCurrentNode = this.currentNode;
if (prevCurrentNode) {
prevCurrentNode.isCurrent = false;
}
this.currentNode = currentNode;
this.currentNode.isCurrent = true;
};
TreeStore.prototype.setUserCurrentNode = function setUserCurrentNode(node) {
var key = node[this.key];
var currNode = this.nodesMap[key];
this.setCurrentNode(currNode);
};
TreeStore.prototype.setCurrentNodeKey = function setCurrentNodeKey(key) {
if (key === null || key === undefined) {
this.currentNode && (this.currentNode.isCurrent = false);
this.currentNode = null;
return;
}
var node = this.getNode(key);
if (node) {
this.setCurrentNode(node);
}
};
return TreeStore;
}();
/* harmony default export */ var tree_store = (tree_store_TreeStore);
;
// CONCATENATED MODULE: ./node_modules/vue-loader/lib/loaders/templateLoader.js??vue-loader-options!./node_modules/vue-loader/lib??vue-loader-options!./packages/tree/src/tree-node.vue?vue&type=template&id=3ba3ef0e&
var tree_nodevue_type_template_id_3ba3ef0e_render = function() {
var this$1 = this
var _vm = this
var _h = _vm.$createElement
var _c = _vm._self._c || _h
return _c(
"div",
{
directives: [
{
name: "show",
rawName: "v-show",
value: _vm.node.visible,
expression: "node.visible"
}
],
ref: "node",
staticClass: "el-tree-node",
class: {
"is-expanded": _vm.expanded,
"is-current": _vm.node.isCurrent,
"is-hidden": !_vm.node.visible,
"is-focusable": !_vm.node.disabled,
"is-checked": !_vm.node.disabled && _vm.node.checked
},
attrs: {
role: "treeitem",
tabindex: "-1",
"aria-expanded": _vm.expanded,
"aria-disabled": _vm.node.disabled,
"aria-checked": _vm.node.checked,
draggable: _vm.tree.draggable
},
on: {
click: function($event) {
$event.stopPropagation()
return _vm.handleClick($event)
},
contextmenu: function($event) {
return this$1.handleContextMenu($event)
},
dragstart: function($event) {
$event.stopPropagation()
return _vm.handleDragStart($event)
},
dragover: function($event) {
$event.stopPropagation()
return _vm.handleDragOver($event)
},
dragend: function($event) {
$event.stopPropagation()
return _vm.handleDragEnd($event)
},
drop: function($event) {
$event.stopPropagation()
return _vm.handleDrop($event)
}
}
},
[
_c(
"div",
{
staticClass: "el-tree-node__content",
style: {
"padding-left": (_vm.node.level - 1) * _vm.tree.indent + "px"
}
},
[
_c("span", {
class: [
{
"is-leaf": _vm.node.isLeaf,
expanded: !_vm.node.isLeaf && _vm.expanded
},
"el-tree-node__expand-icon",
_vm.tree.iconClass ? _vm.tree.iconClass : "el-icon-caret-right"
],
on: {
click: function($event) {
$event.stopPropagation()
return _vm.handleExpandIconClick($event)
}
}
}),
_vm.showCheckbox
? _c("el-checkbox", {
attrs: {
indeterminate: _vm.node.indeterminate,
disabled: !!_vm.node.disabled
},
on: { change: _vm.handleCheckChange },
nativeOn: {
click: function($event) {
$event.stopPropagation()
}
},
model: {
value: _vm.node.checked,
callback: function($$v) {
_vm.$set(_vm.node, "checked", $$v)
},
expression: "node.checked"
}
})
: _vm._e(),
_vm.node.loading
? _c("span", {
staticClass: "el-tree-node__loading-icon el-icon-loading"
})
: _vm._e(),
_c("node-content", { attrs: { node: _vm.node } })
],
1
),
_c("el-collapse-transition", [
!_vm.renderAfterExpand || _vm.childNodeRendered
? _c(
"div",
{
directives: [
{
name: "show",
rawName: "v-show",
value: _vm.expanded,
expression: "expanded"
}
],
staticClass: "el-tree-node__children",
attrs: { role: "group", "aria-expanded": _vm.expanded }
},
_vm._l(_vm.node.childNodes, function(child) {
return _c("el-tree-node", {
key: _vm.getNodeKey(child),
attrs: {
"render-content": _vm.renderContent,
"render-after-expand": _vm.renderAfterExpand,
"show-checkbox": _vm.showCheckbox,
node: child
},
on: { "node-expand": _vm.handleChildNodeExpand }
})
}),
1
)
: _vm._e()
])
],
1
)
}
var tree_nodevue_type_template_id_3ba3ef0e_staticRenderFns = []
tree_nodevue_type_template_id_3ba3ef0e_render._withStripped = true
// CONCATENATED MODULE: ./packages/tree/src/tree-node.vue?vue&type=template&id=3ba3ef0e&
// EXTERNAL MODULE: external "element-ui/lib/transitions/collapse-transition"
var collapse_transition_ = __webpack_require__(28);
var collapse_transition_default = /*#__PURE__*/__webpack_require__.n(collapse_transition_);
// EXTERNAL MODULE: external "element-ui/lib/checkbox"
var checkbox_ = __webpack_require__(18);
var checkbox_default = /*#__PURE__*/__webpack_require__.n(checkbox_);
// EXTERNAL MODULE: external "element-ui/lib/mixins/emitter"
var emitter_ = __webpack_require__(4);
var emitter_default = /*#__PURE__*/__webpack_require__.n(emitter_);
// CONCATENATED MODULE: ./node_modules/babel-loader/lib!./node_modules/vue-loader/lib??vue-loader-options!./packages/tree/src/tree-node.vue?vue&type=script&lang=js&
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
/* harmony default export */ var tree_nodevue_type_script_lang_js_ = ({
name: 'ElTreeNode',
componentName: 'ElTreeNode',
mixins: [emitter_default.a],
props: {
node: {
default: function _default() {
return {};
}
},
props: {},
renderContent: Function,
renderAfterExpand: {
type: Boolean,
default: true
},
showCheckbox: {
type: Boolean,
default: false
}
},
components: {
ElCollapseTransition: collapse_transition_default.a,
ElCheckbox: checkbox_default.a,
NodeContent: {
props: {
node: {
required: true
}
},
render: function render(h) {
var parent = this.$parent;
var tree = parent.tree;
var node = this.node;
var data = node.data,
store = node.store;
return parent.renderContent ? parent.renderContent.call(parent._renderProxy, h, { _self: tree.$vnode.context, node: node, data: data, store: store }) : tree.$scopedSlots.default ? tree.$scopedSlots.default({ node: node, data: data }) : h(
'span',
{ 'class': 'el-tree-node__label' },
[node.label]
);
}
}
},
data: function data() {
return {
tree: null,
expanded: false,
childNodeRendered: false,
oldChecked: null,
oldIndeterminate: null
};
},
watch: {
'node.indeterminate': function nodeIndeterminate(val) {
this.handleSelectChange(this.node.checked, val);
},
'node.checked': function nodeChecked(val) {
this.handleSelectChange(val, this.node.indeterminate);
},
'node.expanded': function nodeExpanded(val) {
var _this = this;
this.$nextTick(function () {
return _this.expanded = val;
});
if (val) {
this.childNodeRendered = true;
}
}
},
methods: {
getNodeKey: function getNodeKey(node) {
return util_getNodeKey(this.tree.nodeKey, node.data);
},
handleSelectChange: function handleSelectChange(checked, indeterminate) {
if (this.oldChecked !== checked && this.oldIndeterminate !== indeterminate) {
this.tree.$emit('check-change', this.node.data, checked, indeterminate);
}
this.oldChecked = checked;
this.indeterminate = indeterminate;
},
handleClick: function handleClick() {
var store = this.tree.store;
store.setCurrentNode(this.node);
this.tree.$emit('current-change', store.currentNode ? store.currentNode.data : null, store.currentNode);
this.tree.currentNode = this;
if (this.tree.expandOnClickNode) {
this.handleExpandIconClick();
}
if (this.tree.checkOnClickNode && !this.node.disabled) {
this.handleCheckChange(null, {
target: { checked: !this.node.checked }
});
}
this.tree.$emit('node-click', this.node.data, this.node, this);
},
handleContextMenu: function handleContextMenu(event) {
if (this.tree._events['node-contextmenu'] && this.tree._events['node-contextmenu'].length > 0) {
event.stopPropagation();
event.preventDefault();
}
this.tree.$emit('node-contextmenu', event, this.node.data, this.node, this);
},
handleExpandIconClick: function handleExpandIconClick() {
if (this.node.isLeaf) return;
if (this.expanded) {
this.tree.$emit('node-collapse', this.node.data, this.node, this);
this.node.collapse();
} else {
this.node.expand();
this.$emit('node-expand', this.node.data, this.node, this);
}
},
handleCheckChange: function handleCheckChange(value, ev) {
var _this2 = this;
this.node.setChecked(ev.target.checked, !this.tree.checkStrictly);
this.$nextTick(function () {
var store = _this2.tree.store;
_this2.tree.$emit('check', _this2.node.data, {
checkedNodes: store.getCheckedNodes(),
checkedKeys: store.getCheckedKeys(),
halfCheckedNodes: store.getHalfCheckedNodes(),
halfCheckedKeys: store.getHalfCheckedKeys()
});
});
},
handleChildNodeExpand: function handleChildNodeExpand(nodeData, node, instance) {
this.broadcast('ElTreeNode', 'tree-node-expand', node);
this.tree.$emit('node-expand', nodeData, node, instance);
},
handleDragStart: function handleDragStart(event) {
if (!this.tree.draggable) return;
this.tree.$emit('tree-node-drag-start', event, this);
},
handleDragOver: function handleDragOver(event) {
if (!this.tree.draggable) return;
this.tree.$emit('tree-node-drag-over', event, this);
event.preventDefault();
},
handleDrop: function handleDrop(event) {
event.preventDefault();
},
handleDragEnd: function handleDragEnd(event) {
if (!this.tree.draggable) return;
this.tree.$emit('tree-node-drag-end', event, this);
}
},
created: function created() {
var _this3 = this;
var parent = this.$parent;
if (parent.isTree) {
this.tree = parent;
} else {
this.tree = parent.tree;
}
var tree = this.tree;
if (!tree) {
console.warn('Can not find node\'s tree.');
}
var props = tree.props || {};
var childrenKey = props['children'] || 'children';
this.$watch('node.data.' + childrenKey, function () {
_this3.node.updateChildren();
});
if (this.node.expanded) {
this.expanded = true;
this.childNodeRendered = true;
}
if (this.tree.accordion) {
this.$on('tree-node-expand', function (node) {
if (_this3.node !== node) {
_this3.node.collapse();
}
});
}
}
});
// CONCATENATED MODULE: ./packages/tree/src/tree-node.vue?vue&type=script&lang=js&
/* harmony default export */ var src_tree_nodevue_type_script_lang_js_ = (tree_nodevue_type_script_lang_js_);
// EXTERNAL MODULE: ./node_modules/vue-loader/lib/runtime/componentNormalizer.js
var componentNormalizer = __webpack_require__(0);
// CONCATENATED MODULE: ./packages/tree/src/tree-node.vue
/* normalize component */
var component = Object(componentNormalizer["a" /* default */])(
src_tree_nodevue_type_script_lang_js_,
tree_nodevue_type_template_id_3ba3ef0e_render,
tree_nodevue_type_template_id_3ba3ef0e_staticRenderFns,
false,
null,
null,
null
)
/* hot reload */
if (false) { var api; }
component.options.__file = "packages/tree/src/tree-node.vue"
/* harmony default export */ var tree_node = (component.exports);
// EXTERNAL MODULE: external "element-ui/lib/locale"
var locale_ = __webpack_require__(19);
// EXTERNAL MODULE: external "element-ui/lib/utils/dom"
var dom_ = __webpack_require__(2);
// CONCATENATED MODULE: ./node_modules/babel-loader/lib!./node_modules/vue-loader/lib??vue-loader-options!./packages/tree/src/tree.vue?vue&type=script&lang=js&
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
/* harmony default export */ var treevue_type_script_lang_js_ = ({
name: 'ElTree',
mixins: [emitter_default.a],
components: {
ElTreeNode: tree_node
},
data: function data() {
return {
store: null,
root: null,
currentNode: null,
treeItems: null,
checkboxItems: [],
dragState: {
showDropIndicator: false,
draggingNode: null,
dropNode: null,
allowDrop: true
}
};
},
props: {
data: {
type: Array
},
emptyText: {
type: String,
default: function _default() {
return Object(locale_["t"])('el.tree.emptyText');
}
},
renderAfterExpand: {
type: Boolean,
default: true
},
nodeKey: String,
checkStrictly: Boolean,
defaultExpandAll: Boolean,
expandOnClickNode: {
type: Boolean,
default: true
},
checkOnClickNode: Boolean,
checkDescendants: {
type: Boolean,
default: false
},
autoExpandParent: {
type: Boolean,
default: true
},
defaultCheckedKeys: Array,
defaultExpandedKeys: Array,
currentNodeKey: [String, Number],
renderContent: Function,
showCheckbox: {
type: Boolean,
default: false
},
draggable: {
type: Boolean,
default: false
},
allowDrag: Function,
allowDrop: Function,
props: {
default: function _default() {
return {
children: 'children',
label: 'label',
disabled: 'disabled'
};
}
},
lazy: {
type: Boolean,
default: false
},
highlightCurrent: Boolean,
load: Function,
filterNodeMethod: Function,
accordion: Boolean,
indent: {
type: Number,
default: 18
},
iconClass: String
},
computed: {
children: {
set: function set(value) {
this.data = value;
},
get: function get() {
return this.data;
}
},
treeItemArray: function treeItemArray() {
return Array.prototype.slice.call(this.treeItems);
},
isEmpty: function isEmpty() {
var childNodes = this.root.childNodes;
return !childNodes || childNodes.length === 0 || childNodes.every(function (_ref) {
var visible = _ref.visible;
return !visible;
});
}
},
watch: {
defaultCheckedKeys: function defaultCheckedKeys(newVal) {
this.store.setDefaultCheckedKey(newVal);
},
defaultExpandedKeys: function defaultExpandedKeys(newVal) {
this.store.defaultExpandedKeys = newVal;
this.store.setDefaultExpandedKeys(newVal);
},
data: function data(newVal) {
this.store.setData(newVal);
},
checkboxItems: function checkboxItems(val) {
Array.prototype.forEach.call(val, function (checkbox) {
checkbox.setAttribute('tabindex', -1);
});
},
checkStrictly: function checkStrictly(newVal) {
this.store.checkStrictly = newVal;
}
},
methods: {
filter: function filter(value) {
if (!this.filterNodeMethod) throw new Error('[Tree] filterNodeMethod is required when filter');
this.store.filter(value);
},
getNodeKey: function getNodeKey(node) {
return util_getNodeKey(this.nodeKey, node.data);
},
getNodePath: function getNodePath(data) {
if (!this.nodeKey) throw new Error('[Tree] nodeKey is required in getNodePath');
var node = this.store.getNode(data);
if (!node) return [];
var path = [node.data];
var parent = node.parent;
while (parent && parent !== this.root) {
path.push(parent.data);
parent = parent.parent;
}
return path.reverse();
},
getCheckedNodes: function getCheckedNodes(leafOnly, includeHalfChecked) {
return this.store.getCheckedNodes(leafOnly, includeHalfChecked);
},
getCheckedKeys: function getCheckedKeys(leafOnly) {
return this.store.getCheckedKeys(leafOnly);
},
getCurrentNode: function getCurrentNode() {
var currentNode = this.store.getCurrentNode();
return currentNode ? currentNode.data : null;
},
getCurrentKey: function getCurrentKey() {
if (!this.nodeKey) throw new Error('[Tree] nodeKey is required in getCurrentKey');
var currentNode = this.getCurrentNode();
return currentNode ? currentNode[this.nodeKey] : null;
},
setCheckedNodes: function setCheckedNodes(nodes, leafOnly) {
if (!this.nodeKey) throw new Error('[Tree] nodeKey is required in setCheckedNodes');
this.store.setCheckedNodes(nodes, leafOnly);
},
setCheckedKeys: function setCheckedKeys(keys, leafOnly) {
if (!this.nodeKey) throw new Error('[Tree] nodeKey is required in setCheckedKeys');
this.store.setCheckedKeys(keys, leafOnly);
},
setChecked: function setChecked(data, checked, deep) {
this.store.setChecked(data, checked, deep);
},
getHalfCheckedNodes: function getHalfCheckedNodes() {
return this.store.getHalfCheckedNodes();
},
getHalfCheckedKeys: function getHalfCheckedKeys() {
return this.store.getHalfCheckedKeys();
},
setCurrentNode: function setCurrentNode(node) {
if (!this.nodeKey) throw new Error('[Tree] nodeKey is required in setCurrentNode');
this.store.setUserCurrentNode(node);
},
setCurrentKey: function setCurrentKey(key) {
if (!this.nodeKey) throw new Error('[Tree] nodeKey is required in setCurrentKey');
this.store.setCurrentNodeKey(key);
},
getNode: function getNode(data) {
return this.store.getNode(data);
},
remove: function remove(data) {
this.store.remove(data);
},
append: function append(data, parentNode) {
this.store.append(data, parentNode);
},
insertBefore: function insertBefore(data, refNode) {
this.store.insertBefore(data, refNode);
},
insertAfter: function insertAfter(data, refNode) {
this.store.insertAfter(data, refNode);
},
handleNodeExpand: function handleNodeExpand(nodeData, node, instance) {
this.broadcast('ElTreeNode', 'tree-node-expand', node);
this.$emit('node-expand', nodeData, node, instance);
},
updateKeyChildren: function updateKeyChildren(key, data) {
if (!this.nodeKey) throw new Error('[Tree] nodeKey is required in updateKeyChild');
this.store.updateChildren(key, data);
},
initTabIndex: function initTabIndex() {
this.treeItems = this.$el.querySelectorAll('.is-focusable[role=treeitem]');
this.checkboxItems = this.$el.querySelectorAll('input[type=checkbox]');
var checkedItem = this.$el.querySelectorAll('.is-checked[role=treeitem]');
if (checkedItem.length) {
checkedItem[0].setAttribute('tabindex', 0);
return;
}
this.treeItems[0] && this.treeItems[0].setAttribute('tabindex', 0);
},
handleKeydown: function handleKeydown(ev) {
var currentItem = ev.target;
if (currentItem.className.indexOf('el-tree-node') === -1) return;
var keyCode = ev.keyCode;
this.treeItems = this.$el.querySelectorAll('.is-focusable[role=treeitem]');
var currentIndex = this.treeItemArray.indexOf(currentItem);
var nextIndex = void 0;
if ([38, 40].indexOf(keyCode) > -1) {
// up、down
ev.preventDefault();
if (keyCode === 38) {
// up
nextIndex = currentIndex !== 0 ? currentIndex - 1 : 0;
} else {
nextIndex = currentIndex < this.treeItemArray.length - 1 ? currentIndex + 1 : 0;
}
this.treeItemArray[nextIndex].focus(); // 选中
}
if ([37, 39].indexOf(keyCode) > -1) {
// left、right 展开
ev.preventDefault();
currentItem.click(); // 选中
}
var hasInput = currentItem.querySelector('[type="checkbox"]');
if ([13, 32].indexOf(keyCode) > -1 && hasInput) {
// space enter选中checkbox
ev.preventDefault();
hasInput.click();
}
}
},
created: function created() {
var _this = this;
this.isTree = true;
this.store = new tree_store({
key: this.nodeKey,
data: this.data,
lazy: this.lazy,
props: this.props,
load: this.load,
currentNodeKey: this.currentNodeKey,
checkStrictly: this.checkStrictly,
checkDescendants: this.checkDescendants,
defaultCheckedKeys: this.defaultCheckedKeys,
defaultExpandedKeys: this.defaultExpandedKeys,
autoExpandParent: this.autoExpandParent,
defaultExpandAll: this.defaultExpandAll,
filterNodeMethod: this.filterNodeMethod
});
this.root = this.store.root;
var dragState = this.dragState;
this.$on('tree-node-drag-start', function (event, treeNode) {
if (typeof _this.allowDrag === 'function' && !_this.allowDrag(treeNode.node)) {
event.preventDefault();
return false;
}
event.dataTransfer.effectAllowed = 'move';
// wrap in try catch to address IE's error when first param is 'text/plain'
try {
// setData is required for draggable to work in FireFox
// the content has to be '' so dragging a node out of the tree won't open a new tab in FireFox
event.dataTransfer.setData('text/plain', '');
} catch (e) {}
dragState.draggingNode = treeNode;
_this.$emit('node-drag-start', treeNode.node, event);
});
this.$on('tree-node-drag-over', function (event, treeNode) {
var dropNode = findNearestComponent(event.target, 'ElTreeNode');
var oldDropNode = dragState.dropNode;
if (oldDropNode && oldDropNode !== dropNode) {
Object(dom_["removeClass"])(oldDropNode.$el, 'is-drop-inner');
}
var draggingNode = dragState.draggingNode;
if (!draggingNode || !dropNode) return;
var dropPrev = true;
var dropInner = true;
var dropNext = true;
var userAllowDropInner = true;
if (typeof _this.allowDrop === 'function') {
dropPrev = _this.allowDrop(draggingNode.node, dropNode.node, 'prev');
userAllowDropInner = dropInner = _this.allowDrop(draggingNode.node, dropNode.node, 'inner');
dropNext = _this.allowDrop(draggingNode.node, dropNode.node, 'next');
}
event.dataTransfer.dropEffect = dropInner ? 'move' : 'none';
if ((dropPrev || dropInner || dropNext) && oldDropNode !== dropNode) {
if (oldDropNode) {
_this.$emit('node-drag-leave', draggingNode.node, oldDropNode.node, event);
}
_this.$emit('node-drag-enter', draggingNode.node, dropNode.node, event);
}
if (dropPrev || dropInner || dropNext) {
dragState.dropNode = dropNode;
}
if (dropNode.node.nextSibling === draggingNode.node) {
dropNext = false;
}
if (dropNode.node.previousSibling === draggingNode.node) {
dropPrev = false;
}
if (dropNode.node.contains(draggingNode.node, false)) {
dropInner = false;
}
if (draggingNode.node === dropNode.node || draggingNode.node.contains(dropNode.node)) {
dropPrev = false;
dropInner = false;
dropNext = false;
}
var targetPosition = dropNode.$el.getBoundingClientRect();
var treePosition = _this.$el.getBoundingClientRect();
var dropType = void 0;
var prevPercent = dropPrev ? dropInner ? 0.25 : dropNext ? 0.45 : 1 : -1;
var nextPercent = dropNext ? dropInner ? 0.75 : dropPrev ? 0.55 : 0 : 1;
var indicatorTop = -9999;
var distance = event.clientY - targetPosition.top;
if (distance < targetPosition.height * prevPercent) {
dropType = 'before';
} else if (distance > targetPosition.height * nextPercent) {
dropType = 'after';
} else if (dropInner) {
dropType = 'inner';
} else {
dropType = 'none';
}
var iconPosition = dropNode.$el.querySelector('.el-tree-node__expand-icon').getBoundingClientRect();
var dropIndicator = _this.$refs.dropIndicator;
if (dropType === 'before') {
indicatorTop = iconPosition.top - treePosition.top;
} else if (dropType === 'after') {
indicatorTop = iconPosition.bottom - treePosition.top;
}
dropIndicator.style.top = indicatorTop + 'px';
dropIndicator.style.left = iconPosition.right - treePosition.left + 'px';
if (dropType === 'inner') {
Object(dom_["addClass"])(dropNode.$el, 'is-drop-inner');
} else {
Object(dom_["removeClass"])(dropNode.$el, 'is-drop-inner');
}
dragState.showDropIndicator = dropType === 'before' || dropType === 'after';
dragState.allowDrop = dragState.showDropIndicator || userAllowDropInner;
dragState.dropType = dropType;
_this.$emit('node-drag-over', draggingNode.node, dropNode.node, event);
});
this.$on('tree-node-drag-end', function (event) {
var draggingNode = dragState.draggingNode,
dropType = dragState.dropType,
dropNode = dragState.dropNode;
event.preventDefault();
event.dataTransfer.dropEffect = 'move';
if (draggingNode && dropNode) {
var draggingNodeCopy = { data: draggingNode.node.data };
if (dropType !== 'none') {
draggingNode.node.remove();
}
if (dropType === 'before') {
dropNode.node.parent.insertBefore(draggingNodeCopy, dropNode.node);
} else if (dropType === 'after') {
dropNode.node.parent.insertAfter(draggingNodeCopy, dropNode.node);
} else if (dropType === 'inner') {
dropNode.node.insertChild(draggingNodeCopy);
}
if (dropType !== 'none') {
_this.store.registerNode(draggingNodeCopy);
}
Object(dom_["removeClass"])(dropNode.$el, 'is-drop-inner');
_this.$emit('node-drag-end', draggingNode.node, dropNode.node, dropType, event);
if (dropType !== 'none') {
_this.$emit('node-drop', draggingNode.node, dropNode.node, dropType, event);
}
}
if (draggingNode && !dropNode) {
_this.$emit('node-drag-end', draggingNode.node, null, dropType, event);
}
dragState.showDropIndicator = false;
dragState.draggingNode = null;
dragState.dropNode = null;
dragState.allowDrop = true;
});
},
mounted: function mounted() {
this.initTabIndex();
this.$el.addEventListener('keydown', this.handleKeydown);
},
updated: function updated() {
this.treeItems = this.$el.querySelectorAll('[role=treeitem]');
this.checkboxItems = this.$el.querySelectorAll('input[type=checkbox]');
}
});
// CONCATENATED MODULE: ./packages/tree/src/tree.vue?vue&type=script&lang=js&
/* harmony default export */ var src_treevue_type_script_lang_js_ = (treevue_type_script_lang_js_);
// CONCATENATED MODULE: ./packages/tree/src/tree.vue
/* normalize component */
var tree_component = Object(componentNormalizer["a" /* default */])(
src_treevue_type_script_lang_js_,
render,
staticRenderFns,
false,
null,
null,
null
)
/* hot reload */
if (false) { var tree_api; }
tree_component.options.__file = "packages/tree/src/tree.vue"
/* harmony default export */ var tree = (tree_component.exports);
// CONCATENATED MODULE: ./packages/tree/index.js
/* istanbul ignore next */
tree.install = function (Vue) {
Vue.component(tree.name, tree);
};
/* harmony default export */ var packages_tree = __webpack_exports__["default"] = (tree);
/***/ }),
/***/ 9:
/***/ (function(module, exports) {
module.exports = require("element-ui/lib/utils/merge");
/***/ })
/******/ });