//父节点与B系统有关的数量递归+1
private void sysABCountInc(string id)
{
if (sysAnodes.ContainsKey(id))
{
SysABNode anode = sysAnodes[id];
anode.sysBCount += 1;
sysABCountInc(anode.TopId);
}
}
private void readSysADb(object sender, DoWorkEventArgs e)
{
sysAnodes.Clear();
try
{
string sysADbName = e.Argument.ToString();
openDB(sysADbName);
//查询总数量
int allcount = 0;
cmd.CommandText = "select count(sysid) from tree_calc";
SQLiteDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
allcount = reader.GetInt32(0);
}
reader.Close();
//开始查询所有数据
cmd.CommandText = "select sysid, topid from tree_calc";
SQLiteDataReader reader1 = cmd.ExecuteReader();
int count = 0, step = 0;
while (reader1.Read())
{
SysABNode node = new SysABNode()
{
SysId = reader1.GetString(0),
TopId = reader1.GetString(1)
};
sysAnodes.Add(node.SysId, node);
if (100 * count / allcount > step)
{
step = 100 * count / allcount;
bgworker.ReportProgress(step);
}
count++;
}
bgworker.ReportProgress(100, "第二步读取数据库数据完成！");
reader1.Close();
}
catch (Exception ex)
{
bgworker.ReportProgress(0, "第二步出错：" + ex.Message + ex.StackTrace);
hasError = true;
}
finally
{
conn.Close();
}
}
//第三步，计算A与B系统的关系--------------------------------------------------------------
private void CalcA_B(object sender, DoWorkEventArgs e)
{
int step = 0;
for (int i = 0; i < sysBids.Count; i++)
{
if (sysAnodes.ContainsKey(sysBids[i]))
{
SysABNode anode = sysAnodes[sysBids[i]];
anode.sysBId = 1;
anode.sysBCount = 1;
sysABCountInc(anode.TopId);
}
if (100 * i / sysBids.Count > step)
{
step = 100 * i / sysBids.Count;
bgworker.ReportProgress(step);
}
}
bgworker.ReportProgress(100, "第三步AB关系计算分析完成！");
}
