tdesign-vue/cjs/tree/hooks/useRenderLine.js

tdesign-vue

/**
 * tdesign v1.15.0
 * (c) 2026 tdesign
 * @license MIT
 */

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var tree_util = require('../util.js');
var hooks_useConfig = require('../../hooks/useConfig.js');
require('@babel/runtime/helpers/defineProperty');
require('../../_chunks/dep-9c5b91d3.js');
require('../../_chunks/dep-9a74c2be.js');
require('../../_chunks/dep-689d381f.js');
require('../../_chunks/dep-3b2292ce.js');
require('@babel/runtime/helpers/typeof');
require('../../_chunks/dep-10fcb46d.js');
require('../../_chunks/dep-803744d9.js');
require('../../_chunks/dep-ba7f5924.js');
require('../../_chunks/dep-84027b7f.js');
require('../../_chunks/dep-49400b00.js');
require('../../_chunks/dep-f1081d8e.js');
require('@vue/composition-api');
require('../../config-provider/useConfig.js');
require('../../_chunks/dep-8eddb350.js');
require('../../_common/js/global-config/default-config.js');
require('../../_common/js/global-config/locale/zh_CN.js');
require('../../_chunks/dep-0c37520c.js');
require('../../_chunks/dep-c13dcbfd.js');
require('dayjs');
require('../../_chunks/dep-6f4e680e.js');
require('../../_chunks/dep-bb0ececf.js');
require('../../_chunks/dep-6eba4d23.js');
require('../../_chunks/dep-010db548.js');
require('../../_chunks/dep-8d206316.js');
require('../../_chunks/dep-2bc87cc8.js');
require('../../_chunks/dep-f77d6ad5.js');
require('../../_chunks/dep-9dae8101.js');
require('../../_chunks/dep-7c84d9a0.js');
require('../../_chunks/dep-733a2279.js');
require('../../_chunks/dep-d844c9ed.js');
require('../../_chunks/dep-c05a9033.js');
require('../../_chunks/dep-efe55b82.js');
require('../../_chunks/dep-7da70ee1.js');
require('../../_chunks/dep-124386d4.js');
require('../../_chunks/dep-f5b14344.js');
require('../../_chunks/dep-36c2788b.js');
require('../../_chunks/dep-fa353fbb.js');
require('../../_chunks/dep-d66ab3a4.js');
require('../../_chunks/dep-d4d8c513.js');
require('../../_common/js/global-config/t.js');
require('@babel/runtime/helpers/slicedToArray');
require('../../_chunks/dep-a2217d56.js');

function useRenderLine(state) {
  var componentName = hooks_useConfig.usePrefixClass("tree").value;
  var renderLine = function renderLine(h) {
    var node = state.node,
      treeScope = state.treeScope;
    var scopedSlots = treeScope.scopedSlots;
    var treeProps = (treeScope === null || treeScope === void 0 ? void 0 : treeScope.treeProps) || {};
    var line = treeProps.line;
    var iconVisible = !!treeProps.icon;
    var lineNode = null;
    if (line === true) {
      if (scopedSlots !== null && scopedSlots !== void 0 && scopedSlots.line) {
        lineNode = scopedSlots.line({
          node: node === null || node === void 0 ? void 0 : node.getModel()
        });
      } else if (node.parent && node.tree) {
        var vmIsLeaf = node.vmIsLeaf,
          vmIsFirst = node.vmIsFirst,
          level = node.level;
        var lineClasses = [];
        lineClasses.push("".concat(componentName, "__line"));
        if (vmIsLeaf || !iconVisible) {
          lineClasses.push("".concat(componentName, "__line--leaf"));
        }
        if (vmIsFirst && iconVisible) {
          lineClasses.push("".concat(componentName, "__line--first"));
        }
        var shadowStyles = [];
        var parents = node.getParents();
        parents.pop();
        parents.forEach(function (pnode, index) {
          if (!pnode.vmIsLast) {
            shadowStyles.push("calc(-".concat(index + 1, " * var(--space)) 0 var(--color)"));
          }
        });
        var styles = {
          "--level": level ? String(level) : void 0,
          "box-shadow": shadowStyles.join(",")
        };
        lineNode = h("span", {
          "class": lineClasses,
          "style": styles
        });
      }
    } else {
      lineNode = tree_util.getTNode(line, {
        createElement: h,
        node: node
      });
    }
    return lineNode;
  };
  return {
    renderLine: renderLine
  };
}

exports["default"] = useRenderLine;
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