C++ NX二次开发 - 属性工具：创建属性和设置图层 - 常规

{"title":"C++ NX二次开发 - 属性工具：创建属性和设置图层","description":"使用C++进行NX二次开发，创建属性工具，分别给工作部件和实体创建四个属性（部件名、设计者、日期、QQ），并设置图层。提供完整代码示例，展示如何使用NXOpen库进行API调用。","keywords":"NX二次开发, C++, 属性工具, NXOpen, 属性, 图层, 工作部件, 实体, 代码示例","content":"#include <iostream> #include <vector> #include <NXOpen/NXException.hxx> #include <NXOpen/Part.hxx> #include <NXOpen/PartCollection.hxx> #include <NXOpen/PartLoadStatus.hxx> #include <NXOpen/PartSaveStatus.hxx> #include <NXOpen/Session.hxx> #include <NXOpen/TaggedObject.hxx> #include <NXOpen/TaggedObjectCollection.hxx> #include <NXOpen/UI.hxx>

using namespace std; using namespace NXOpen;

// 定义属性类 class Attribute { public: string title; string value; };

// 创建属性 void CreateAttribute(TaggedObject *object, const string &title, const string &value) { try { Attribute *attribute = new Attribute(); attribute->title = title; attribute->value = value;

object-&gt;SetUserAttribute(&#34;MyAttribute&#34;, -1, attribute);

} catch (const NXException &e) { cerr << "Error: " << e.Message() << endl; } }

// 获取属性 Attribute *GetAttribute(TaggedObject *object, const string &title) { try { return static_cast<Attribute *>(object->GetUserAttribute("MyAttribute", -1)); } catch (const NXException &e) { cerr << "Error: " << e.Message() << endl; }

return nullptr;

}

// 设置图层 void SetLayer(TaggedObject *object, const string &layerName) { try { TaggedObjectCollection *objects = new TaggedObjectCollection(); objects->Add(object);

Session::GetSession()-&gt;Parts()-&gt;SetDisplayLayer(layerName, objects);

} catch (const NXException &e) { cerr << "Error: " << e.Message() << endl; } }

int main() { // 启动NX会话 Session *session = Session::GetSession(); if (session == nullptr) { cerr << "Failed to start NX session." << endl; return 1; }

// 获取UI对象
UI *ui = session-&gt;UI();
if (ui == nullptr)
&#123;
    cerr &lt;&lt; &#34;Failed to get UI object.&#34; &lt;&lt; endl;
    return 1;
&#125;

// 打开当前工作部件
Part *workPart = session-&gt;Parts()-&gt;Work();
if (workPart == nullptr)
&#123;
    cerr &lt;&lt; &#34;No work part found.&#34; &lt;&lt; endl;
    return 1;
&#125;

// 创建四个属性
CreateAttribute(workPart, &#34;部件名&#34;, workPart-&gt;Name().GetText());
CreateAttribute(workPart, &#34;设计者&#34;, &#34;John Doe&#34;);
CreateAttribute(workPart, &#34;日期&#34;, &#34;2022-01-01&#34;);
CreateAttribute(workPart, &#34;QQ&#34;, &#34;123456789&#34;);

// 设置图层
SetLayer(workPart, &#34;工作部件图层&#34;);

// 获取当前实体
TaggedObject *currentObject = ui-&gt;SelectionManager()-&gt;GetSelectedObject();
if (currentObject == nullptr)
&#123;
    cerr &lt;&lt; &#34;No entity selected.&#34; &lt;&lt; endl;
    return 1;
&#125;

// 创建四个属性
CreateAttribute(currentObject, &#34;部件名&#34;, workPart-&gt;Name().GetText());
CreateAttribute(currentObject, &#34;设计者&#34;, &#34;John Doe&#34;);
CreateAttribute(currentObject, &#34;日期&#34;, &#34;2022-01-01&#34;);
CreateAttribute(currentObject, &#34;QQ&#34;, &#34;123456789&#34;);

// 设置图层
SetLayer(currentObject, &#34;实体图层&#34;);

// 保存工作部件
PartSaveStatus *saveStatus = workPart-&gt;Save();
if (saveStatus-&gt;NXObjectStatus() != BasePartSaveStatus::SaveStatusOk)
&#123;
    cerr &lt;&lt; &#34;Failed to save work part.&#34; &lt;&lt; endl;
    return 1;
&#125;

// 关闭工作部件
PartCollection *partCollection = session-&gt;Parts();
PartLoadStatus *loadStatus = partCollection-&gt;Close(workPart);
if (loadStatus-&gt;NXObjectStatus() != BasePartLoadStatus::PartLoadStatusOk)
&#123;
    cerr &lt;&lt; &#34;Failed to close work part.&#34; &lt;&lt; endl;
    return 1;
&#125;

return 0;

}
&#34