NX二次开发-NX11创建表达式组NXOpen::ExpressionGroup

 NX11+VS2013

 #include <uf.h>
 #include <uf_modl.h>
 #include <uf_part.h>
 #include <uf_ui.h>
 #include <NXOpen/ExpressionGroup.hxx>
 #include <NXOpen/ExpressionGroupCollection.hxx>
 #include <NXOpen/NXObjectManager.hxx>
 #include <NXOpen/Unit.hxx>
 #include <NXOpen/UnitCollection.hxx>
 #include <NXOpen/Update.hxx>
 #include <uf_group.h>

 UF_initialize();

 int number_of_exps = ;
 tag_t * expsTag = NULL_TAG;
 UF_MODL_ask_exps_of_part(UF_PART_ask_display_part(), &number_of_exps, &expsTag);

 if (number_of_exps == )
 {
     //创建表达式
     tag_t DCTag = NULL_TAG;
     UF_MODL_create_exp_tag("DC=20", &DCTag);
     NXOpen::Expression *expressionDC(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(DCTag)));
     expressionDC->EditComment("工作直径");

     tag_t DMMTag = NULL_TAG;
     UF_MODL_create_exp_tag("DMM=20", &DMMTag);
     NXOpen::Expression *expressionDMM(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(DMMTag)));
     expressionDMM->EditComment("柄部直径");

     tag_t DNTag = NULL_TAG;
     UF_MODL_create_exp_tag("DN=19", &DNTag);
     NXOpen::Expression *expressionDN(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(DNTag)));
     expressionDN->EditComment("颈部直径");

     tag_t OALTag = NULL_TAG;
     UF_MODL_create_exp_tag("OAL=100", &OALTag);
     NXOpen::Expression *expressionOAL(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(OALTag)));
     expressionOAL->EditComment("刀具总长");

     tag_t LFTag = NULL_TAG;
     UF_MODL_create_exp_tag("LF=100", &LFTag);
     NXOpen::Expression *expressionLF(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(LFTag)));
     expressionLF->EditComment("刀具高度");

     tag_t LUTag = NULL_TAG;
     UF_MODL_create_exp_tag("LU=30", &LUTag);
     NXOpen::Expression *expressionLU(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(LUTag)));
     expressionLU->EditComment("工作长度");

     tag_t LCFTag = NULL_TAG;
     UF_MODL_create_exp_tag("LCF=40", &LCFTag);
     NXOpen::Expression *expressionLCF(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(LCFTag)));
     expressionLCF->EditComment("槽长");

     tag_t SGATag = NULL_TAG;
     UF_MODL_create_exp_tag("SGA=120", &SGATag);
     NXOpen::Expression *expressionSGA(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(SGATag)));
     expressionSGA->EditComment("角度");

     tag_t WFTag = NULL_TAG;
     UF_MODL_create_exp_tag("WF=20", &WFTag);
     NXOpen::Expression *expressionWF(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(WFTag)));
     expressionWF->EditComment("工作宽度");

     tag_t CDXITag = NULL_TAG;
     UF_MODL_create_exp_tag("CDXI=10", &CDXITag);
     NXOpen::Expression *expressionCDXI(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(CDXITag)));
     expressionCDXI->EditComment("切削长度");

     tag_t CWTag = NULL_TAG;
     UF_MODL_create_exp_tag("CW=3", &CWTag);
     NXOpen::Expression *expressionCW(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(CWTag)));
     expressionCW->EditComment("切削宽度");

     //添加到vector
     std::vector<NXOpen::Expression*> Exp1;
     Exp1.push_back(expressionDC);
     Exp1.push_back(expressionDMM);
     Exp1.push_back(expressionDN);
     Exp1.push_back(expressionOAL);
     Exp1.push_back(expressionLF);
     Exp1.push_back(expressionLU);
     Exp1.push_back(expressionLCF);
     Exp1.push_back(expressionSGA);
     Exp1.push_back(expressionWF);
     Exp1.push_back(expressionCDXI);
     Exp1.push_back(expressionCW);

     //创建表达式组
     NXOpen::ExpressionGroup *expressionGroup1;
     expressionGroup1 = workPart->ExpressionGroups()->Create("刀杆参数");
     expressionGroup1->SetExpressions(Exp1);

     //创建表达式
     NXOpen::Expression *expressiondp_scpe;
     expressiondp_scpe = workPart->Expressions()->CreateExpression("String", "dp_scpe=\"A\"");
     expressiondp_scpe->EditComment("刀片规格");

     tag_t W1Tag = NULL_TAG;
     UF_MODL_create_exp_tag("W1=0", &W1Tag);
     NXOpen::Expression *expressionW1(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(W1Tag)));
     expressionW1->EditComment("刀片内切圆");

     tag_t S1Tag = NULL_TAG;
     UF_MODL_create_exp_tag("S1=0", &S1Tag);
     NXOpen::Expression *expressionS1(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(S1Tag)));
     expressionS1->EditComment("刀片厚度");

     //添加到vector
     std::vector<NXOpen::Expression*> Exp2;
     Exp2.push_back(expressionW1);
     Exp2.push_back(expressionS1);
     Exp2.push_back(expressiondp_scpe);

     //创建表达式组
     NXOpen::ExpressionGroup *expressionGroup2;
     expressionGroup2 = workPart->ExpressionGroups()->Create("刀片参数");
     expressionGroup2->SetExpressions(Exp2);

     //创建表达式
     tag_t A1Tag = NULL_TAG;
     UF_MODL_create_exp_tag("A1=SIN(30)", &A1Tag);
     NXOpen::Expression *expressionA1(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(A1Tag)));

     tag_t A2Tag = NULL_TAG;
     UF_MODL_create_exp_tag("A2=COS(30)", &A2Tag);
     NXOpen::Expression *expressionA2(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(A2Tag)));

     tag_t A3Tag = NULL_TAG;
     UF_MODL_create_exp_tag("A3=TAN(30)", &A3Tag);
     NXOpen::Expression *expressionA3(dynamic_cast<NXOpen::Expression *>(NXOpen::NXObjectManager::Get(A3Tag)));

     //添加到vector
     std::vector<NXOpen::Expression*> Exp3;
     Exp3.push_back(expressionA1);
     Exp3.push_back(expressionA2);
     Exp3.push_back(expressionA3);

     //创建表达式组
     NXOpen::ExpressionGroup *expressionGroup3;
     expressionGroup3 = workPart->ExpressionGroups()->Create("计算参数");
     expressionGroup3->SetExpressions(Exp3);

     //创建表达式
     NXOpen::Expression *expressionh_type;
     expressionh_type = workPart->Expressions()->CreateExpression("String", "h_type=\"weldon\"");
     expressionh_type->EditComment("柄部规格");

     NXOpen::Unit *nullNXOpen_Unit(NULL);
     NXOpen::Expression *expressionA4;
     expressionA4 = workPart->Expressions()->CreateWithUnits("A4=if(h_type==\"weldon\") 1 else 0", nullNXOpen_Unit);

     //添加到vector
     std::vector<NXOpen::Expression*> Exp4;
     Exp4.push_back(expressionh_type);
     Exp4.push_back(expressionA4);

     NXOpen::ExpressionGroup *expressionGroup4;
     expressionGroup4 = workPart->ExpressionGroups()->Create("表达式抑制");
     expressionGroup4->SetExpressions(Exp4);        

 }

 else
 {
     uc1601("当前part已存在表达式,此命令不能使用", );
 }

 UF_free(expsTag);

 UF_terminate();