@blueprintjs/core
Version:
Core styles & components
106 lines • 4.96 kB
JavaScript
;
/*
* Copyright 2015 Palantir Technologies, Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var classnames_1 = tslib_1.__importDefault(require("classnames"));
var React = tslib_1.__importStar(require("react"));
var Classes = tslib_1.__importStar(require("../../common/classes"));
var props_1 = require("../../common/props");
var utils_1 = require("../../common/utils");
var treeNode_1 = require("./treeNode");
var Tree = /** @class */ (function (_super) {
tslib_1.__extends(Tree, _super);
function Tree() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.nodeRefs = {};
_this.handleNodeCollapse = function (node, e) {
_this.handlerHelper(_this.props.onNodeCollapse, node, e);
};
_this.handleNodeClick = function (node, e) {
_this.handlerHelper(_this.props.onNodeClick, node, e);
};
_this.handleContentRef = function (node, element) {
if (element != null) {
_this.nodeRefs[node.props.id] = element;
}
else {
// don't want our object to get bloated with old keys
delete _this.nodeRefs[node.props.id];
}
};
_this.handleNodeContextMenu = function (node, e) {
_this.handlerHelper(_this.props.onNodeContextMenu, node, e);
};
_this.handleNodeDoubleClick = function (node, e) {
_this.handlerHelper(_this.props.onNodeDoubleClick, node, e);
};
_this.handleNodeExpand = function (node, e) {
_this.handlerHelper(_this.props.onNodeExpand, node, e);
};
_this.handleNodeMouseEnter = function (node, e) {
_this.handlerHelper(_this.props.onNodeMouseEnter, node, e);
};
_this.handleNodeMouseLeave = function (node, e) {
_this.handlerHelper(_this.props.onNodeMouseLeave, node, e);
};
return _this;
}
Tree.ofType = function () {
return Tree;
};
Tree.nodeFromPath = function (path, treeNodes) {
if (path.length === 1) {
return treeNodes[path[0]];
}
else {
return Tree.nodeFromPath(path.slice(1), treeNodes[path[0]].childNodes);
}
};
Tree.prototype.render = function () {
return (React.createElement("div", { className: classnames_1.default(Classes.TREE, this.props.className) }, this.renderNodes(this.props.contents, [], Classes.TREE_ROOT)));
};
/**
* Returns the underlying HTML element of the `Tree` node with an id of `nodeId`.
* This element does not contain the children of the node, only its label and controls.
* If the node is not currently mounted, `undefined` is returned.
*/
Tree.prototype.getNodeContentElement = function (nodeId) {
return this.nodeRefs[nodeId];
};
Tree.prototype.renderNodes = function (treeNodes, currentPath, className) {
var _this = this;
if (treeNodes == null) {
return null;
}
var nodeItems = treeNodes.map(function (node, i) {
var elementPath = currentPath.concat(i);
var TypedTreeNode = treeNode_1.TreeNode.ofType();
return (React.createElement(TypedTreeNode, tslib_1.__assign({}, node, { key: node.id, contentRef: _this.handleContentRef, depth: elementPath.length - 1, onClick: _this.handleNodeClick, onContextMenu: _this.handleNodeContextMenu, onCollapse: _this.handleNodeCollapse, onDoubleClick: _this.handleNodeDoubleClick, onExpand: _this.handleNodeExpand, onMouseEnter: _this.handleNodeMouseEnter, onMouseLeave: _this.handleNodeMouseLeave, path: elementPath }), _this.renderNodes(node.childNodes, elementPath)));
});
return React.createElement("ul", { className: classnames_1.default(Classes.TREE_NODE_LIST, className) }, nodeItems);
};
Tree.prototype.handlerHelper = function (handlerFromProps, node, e) {
if (utils_1.isFunction(handlerFromProps)) {
var nodeData = Tree.nodeFromPath(node.props.path, this.props.contents);
handlerFromProps(nodeData, node.props.path, e);
}
};
Tree.displayName = props_1.DISPLAYNAME_PREFIX + ".Tree";
return Tree;
}(React.Component));
exports.Tree = Tree;
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