From boitboy on 2013-09-22 21:01:54
创建分组
//创建分组
//groupId,分组ID
//ids,实体ID数组
Acad::ErrorStatus makeGroup(AcDbObjectId groupId,AcDbObjectIdArray& ids)
{
Acad::ErrorStatus es=Acad::eOk;
AcDbGroup *pGroup;
es=acdbOpenObject(pGroup, groupId, AcDb::kForWrite);
if(es!=Acad::eOk)
{
return es;
}
long i, length;
length=ids.logicalLength();
ads_name ename;
pGroup->append(ids);
pGroup->close();
return Acad::eOk;
}
//不存在的分组名称
//pDb:数据库
//strName:分组名称
Acad::ErrorStatus notExistGroupName(AcDbDatabase* pDb,
CString& strName)
{
Acad::ErrorStatus es=Acad::eOk;
AcDbDictionary *pGroupDict;
es=pDb->getGroupDictionary(pGroupDict, AcDb::kForRead);
if(es!=Acad::eOk)
{
return es;
}
int nCount=0;
CString strTmp=strName;
while(pGroupDict->has(strName))
{
nCount++;
strName.Format(_T("%s%d"),strTmp,nCount);
}
pGroupDict->close();
return Acad::eOk;
}
//创建分组
//pDb:数据库
//strName:分组名称
//bRenameIfExist:如果已经存在是否需要重新命名
//ids,实体ID数组
Acad::ErrorStatus makeGroup(AcDbDatabase* pDb,
CString& strName,
bool bRenameIfExist,
AcDbObjectIdArray& ids)
{
Acad::ErrorStatus es=Acad::eOk;
if(bRenameIfExist)
{
es=notExistGroupName(pDb,strName);
if(es!=Acad::eOk)
{
return es;
}
}
AcDbGroup *pGroup = new AcDbGroup(strName);
AcDbDictionary *pGroupDict;
es=pDb->getGroupDictionary(pGroupDict, AcDb::kForWrite);
if(es!=Acad::eOk)
{
return es;
}
AcDbObjectId groupId;
pGroupDict->setAt(strName, pGroup, groupId);
pGroupDict->close();
pGroup->close();
es=makeGroup(groupId,ids);
return es;
}
