public AttributeFrm(DataTable dt, FCConnectionInfo info, string filterWhereClause)
{
InitializeComponent();
AttriTable = dt;
Info = info;
FilterWhereClause = filterWhereClause;
}
private void toolStripMenuItemViewData_Click(object sender, EventArgs e)
{
string fc_name = selectNode.Text;
string set_name = selectNode.Parent.Text;
myTreeNode node = (myTreeNode)selectNode.Parent.Parent;
IConnectionInfo ci = node.con;
IDataSource ds = null;
IFeatureDataSet dataset = null;
IFeatureClass fc = null;
try
{
ds = dsFactory.OpenDataSource(ci);
dataset = ds.OpenFeatureDataset(set_name);
fc = dataset.OpenFeatureClass(fc_name);
IQueryFilter filter = new QueryFilter();
int nCount = fc.GetCount(filter);
if (nCount == 0)
{
return;
}
// 初始化表格
DataTable dt = CreateDataTable(fc);
// 查找数据
GetResultSet(fc, filter, dt);
// 显示表格
FCConnectionInfo info = new FCConnectionInfo(ci, set_name, fc_name);
new AttributeFrm(dt, info, filter.WhereClause).Show();
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
if (dataset != null)
{
//Marshal.ReleaseComObject(dataset);
dataset = null;
}
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
}
}
