Hitta frågetabeller och lista objekt relaterade till externa dataanslutningar

Hitta frågetabeller och lista objekt relaterade till externa dataanslutningar

Följande kodexemplar med provexkelfil förklarar hur man hittar frågetabeller och lista objekt relaterade till extern dataanslutning.

// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-.NET
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
// Load workbook object
Workbook workbook = new Workbook(dataDir + "sample.xlsm");
// Check all the connections inside the workbook
for (int i = 0; i < workbook.DataConnections.Count; i++)
{
Aspose.Cells.ExternalConnections.ExternalConnection externalConnection = workbook.DataConnections[i];
Console.WriteLine("connection: " + externalConnection.Name);
PrintTables(workbook, externalConnection);
Console.WriteLine();
}
Console.WriteLine("Press any key to continue...");
Console.ReadKey();
// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-.NET
public static void PrintTables(Workbook workbook, Aspose.Cells.ExternalConnections.ExternalConnection ec)
{
// Iterate all the worksheets
for (int j = 0; j < workbook.Worksheets.Count; j++)
{
Worksheet worksheet = workbook.Worksheets[j];
// Check all the query tables in a worksheet
for (int k = 0; k < worksheet.QueryTables.Count; k++)
{
Aspose.Cells.QueryTable qt = worksheet.QueryTables[k];
// Check if query table is related to this external connection
if (ec.Id == qt.ConnectionId
&& qt.ConnectionId >= 0)
{
// Print the query table name and print its refersto range
Console.WriteLine("querytable " + qt.Name);
string n = qt.Name.Replace('+', '_').Replace('=', '_');
Name name = workbook.Worksheets.Names["'" + worksheet.Name + "'!" + n];
if (name != null)
{
Range range = name.GetRange();
if (range != null)
{
Console.WriteLine("refersto: " + range.RefersTo);
}
}
}
}
// Iterate all the list objects in this worksheet
for (int k = 0; k < worksheet.ListObjects.Count; k++)
{
ListObject table = worksheet.ListObjects[k];
// Check the data source type if it is query table
if (table.DataSourceType == Aspose.Cells.Tables.TableDataSourceType.QueryTable)
{
// Access the query table related to list object
QueryTable qt = table.QueryTable;
// Check if query table is related to this external connection
if (ec.Id == qt.ConnectionId
&& qt.ConnectionId >= 0)
{
// Print the query table name and print its refersto range
Console.WriteLine("querytable " + qt.Name);
Console.WriteLine("Table " + table.DisplayName);
Console.WriteLine("refersto: " + worksheet.Name + "!" + CellsHelper.CellIndexToName(table.StartRow, table.StartColumn) + ":" + CellsHelper.CellIndexToName(table.EndRow, table.EndColumn));
}
}
}
}
}

Det följande är konsolutdatan från att köra ovanstående kodexemplar med denna provexkelfil.

 connection: AAPL Connection

querytable hp?s=AAPL+Historical+Prices

refersto: =Sheet1!$Q$1:$W$69

connection: BOSL066360W7_SQLEXPRESS Test

querytable BOSL066360W7_SQLEXPRESS Test

Table Table_BOSL066360W7_SQLEXPRESS_Test

refersto: Sheet1!A1:B3

connection: BOSL066360W7_SQLEXPRESS Test1

querytable BOSL066360W7_SQLEXPRESS Test_1

Table Table_BOSL066360W7_SQLEXPRESS_Test_1

refersto: Sheet1!D1:E2

connection: UWTI Connection

querytable hp?s=UWTI+Historical+Prices

refersto: =Sheet1!$H$1:$N$69