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@ -34,7 +34,19 @@ |
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HierarchyPanel.prototype.setSelectedUuid = function (uuid) { |
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this._selectedUuid = uuid || ''; |
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var ok = this._expandToUuid(this._selectedUuid); |
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if (!ok && this._bridge && this._selectedUuid) { |
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// 树里还没有该节点时拉一份最新层级
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var self = this; |
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this._bridge.call('hier.getTree').then(function (t) { |
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self.applyTree(t); |
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}).catch(function () { |
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self._render(); |
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}); |
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return; |
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} |
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this._render(); |
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this._scrollToSelected(); |
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}; |
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HierarchyPanel.prototype.applyTree = function (data) { |
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@ -46,8 +58,35 @@ |
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this._expanded[key] = true; |
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this._defaultInited = true; |
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} |
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if (this._selectedUuid) this._expandToUuid(this._selectedUuid); |
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} |
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this._render(); |
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if (this._selectedUuid) this._scrollToSelected(); |
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}; |
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/** 展开选中节点的全部祖先，使其在树中可见 @returns {boolean} 是否找到 */ |
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HierarchyPanel.prototype._expandToUuid = function (uuid) { |
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if (!uuid || !this._tree || !this._tree.root) return false; |
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var path = []; |
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var found = findPath(this._tree.root, uuid, path); |
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if (!found) return false; |
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for (var i = 0; i < path.length - 1; i++) { |
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var key = path[i].uuid || path[i].name || ''; |
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if (key) this._expanded[key] = true; |
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} |
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// 根节点也展开
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var rootKey = this._tree.root.uuid || this._tree.root.name || 'scene'; |
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this._expanded[rootKey] = true; |
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return true; |
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}; |
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/** 把选中项滚入可视区 */ |
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HierarchyPanel.prototype._scrollToSelected = function () { |
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if (!this.treeEl || !this._selectedUuid) return; |
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var el = this.treeEl.querySelector('.pw-tree-item.selected'); |
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if (el && typeof el.scrollIntoView === 'function') { |
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el.scrollIntoView({ block: 'nearest' }); |
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} |
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}; |
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HierarchyPanel.prototype.mount = function () { |
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@ -195,6 +234,19 @@ |
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return false; |
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}; |
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/** DFS 找 uuid 路径，path 收集祖先+自身 */ |
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function findPath(node, uuid, path) { |
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if (!node) return false; |
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path.push(node); |
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if (node.uuid === uuid) return true; |
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var children = node.children || []; |
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for (var i = 0; i < children.length; i++) { |
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if (findPath(children[i], uuid, path)) return true; |
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} |
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path.pop(); |
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return false; |
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} |
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function hasName(list, name) { |
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for (var i = 0; i < list.length; i++) if (list[i] === name) return true; |
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return false; |
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humingxing
2 days ago