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1. static void zffObjectARX_MyCommand14(void)
   
2. {
   
3. // Add your code for command zffObjectARX._MyCommand14 here
   
4. ACHAR* fileName;
   
5. AcDbDatabase* pDb;
   
6. AcDbObjectId transId;
   
7. struct resbuf* filename;
   
8. filename=acutNewRb(RTSTR);
   
9. acedGetFileD(_T("请选择要检出的图"),NULL,_T("dwg"),0,filename);
   
10. pDb=new AcDbDatabase(Adesk::kFalse);
    
11. fileName=filename->resval.rstring;
    
12. pDb->readDwgFile(fileName);
    
13. 
    
14. AcDbBlockTable *pBlk=NULL;
    
15. AcDbBlockTableRecord *pBlkRcd=NULL;
    
16. pDb->getSymbolTable(pBlk,AcDb::kForRead);
    
17. pBlk->getAt(ACDB_MODEL_SPACE,pBlkRcd,AcDb::kForRead);
    
18. pBlk->close();
    
19. AcDbObjectIdArray objIds;
    
20. AcDbBlockTableRecordIterator* it=NULL;
    
21. pBlkRcd->newIterator(it);
    
22. pBlkRcd->close();
    
23. AcDbEntity* pEnt=NULL;
    
24. for (it->start();!it->done();it->step())
    
25. {
    
26. it->getEntity(pEnt,AcDb::kForRead);
    
27. if (pEnt->isKindOf(AcDbCircle::desc()))
    
28. {
    
29. objIds.append(pEnt->objectId());
    
30. }
    
31. }
    
32. pEnt->close();
    
33. delete it;
    
34. 
    
35. AcDbBlockTable* pBlkCur=NULL;
    
36. AcDbBlockTableRecord* pBlkRcdCur=NULL;
    
37. acdbHostApplicationServices()->workingDatabase()->getSymbolTable(pBlkCur,AcDb::kForRead);
    
38. pBlkCur->getAt(ACDB_MODEL_SPACE,pBlkRcdCur,AcDb::kForWrite);
    
39. pBlkCur->close();
    
40. AcDbObjectId objIdCur=pBlkRcdCur->objectId();
    
41. pBlkRcdCur->close();
    
42. 
    
43. AcDbIdMapping p;
    
44. acapLongTransactionManagerPtr()->checkOut(transId,objIds,objIdCur,p);
    
45. //AcDbObject* pObj=NULL;
    
46. AcDbLongTransaction* pLongTrans;
    
47. if (acdbOpenObject(pLongTrans,transId,AcDb::kForWrite)==Acad::eOk)
    
48. {
    
49. //AcDbLongTransaction* pLongTrans=AcDbLongTransaction::cast(pObj);
    
50. 
    
51. AcDbLongTransWorkSetIterator* pItor=NULL;
    
52. pLongTrans->newWorkSetIterator(pItor);
    
53. int index;
    
54. acedGetInt(_T("\n输入要改变的颜色值:"),&index);
    
55. for (pItor->start();!pItor->done();pItor->step())
    
56. {
    
57. AcDbEntity* pEnt1=NULL;
    
58. acdbOpenObject(pEnt1,pItor->objectId(),AcDb::kForWrite);
    
59. pEnt1->setColorIndex(index);
    
60. pEnt1->close();
    
61. }
    
62. 
    
63. delete pItor;
    
64. ACHAR str[20]={0};
    
65. acedGetString(0,_T("\n观察实体的改变，按回车结束！"),str);
    
66. pLongTrans->close();
    
67. }
    
68. 
    
69. acapLongTransactionManagerPtr()->checkIn(transId,p);
    
70. pDb->saveAs(fileName);
    
71. acutRelRb(filename);
    
72. delete pDb;
    
73. pDb=NULL;
    
74. 
    
75. }

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