IsColumnBound メソッド (SheetView)

このシートの指定した列がデータソースに連結されているかどうかを判定します。

構文

Visual Basic
C#

'宣言
 
Public Function IsColumnBound( _
   ByVal column As Integer _
) As Boolean

public bool IsColumnBound( 
   int column
)

パラメータ

column: 列インデックス

戻り値の型

Boolean：列が連結されている場合は True、それ以外の場合は False

使用例

次のサンプルコードでは、このメンバを使用して、指定した列および行がデータソースに連結されているかどうかを返しています。

C#
Visual Basic

string conStr = "Provider=Microsoft.JET.OLEDB.4.0;data source= " + Application.StartupPath + "\\Patients2000.mdb";
string sqlStr = "SELECT * FROM Patients"; 
System.Data.OleDb.OleDbConnection conn  = new System.Data.OleDb.OleDbConnection(conStr); 
DataSet ds = new DataSet(); 
System.Data.OleDb.OleDbDataAdapter da = new System.Data.OleDb.OleDbDataAdapter(sqlStr, conn);
fpSpread1.ActiveSheet.DataAutoSizeColumns = false; 
fpSpread1.ActiveSheet.DataMember = "Patients"; 
da.Fill(ds); 
fpSpread1.ActiveSheet.DataSource = ds;
DialogResult dlg;
dlg = MessageBox.Show("Do you want to check if the column and row are bound?", "IsColumn/RowBound", MessageBoxButtons.YesNo);
if (dlg == DialogResult.Yes)
{
    fpSpread1.ActiveSheet.AddUnboundRows(1, 2);
    fpSpread1.ActiveSheet.SetValue(2, 0, "Daly");
    fpSpread1.ActiveSheet.SetValue(2, 1, "John");
    fpSpread1.ActiveSheet.SetValue(2, 2, "111390");
    fpSpread1.ActiveSheet.SetValue(2, 3, "12 Courtney Place");
}
MessageBox.Show("Row 1 is bound = " + fpSpread1.ActiveSheet.IsRowBound(1).ToString() + " - Column 1 is bound = " + fpSpread1.ActiveSheet.IsColumnBound(1).ToString(),
"IsColumn/RowBound", MessageBoxButtons.OK);

Dim conStr As String = "Provider=Microsoft.JET.OLEDB.4.0;data source= " & Application.StartupPath & "\Patients2000.mdb"
Dim sqlStr As String = "SELECT * FROM Patients"
Dim conn As New System.Data.OleDb.OleDbConnection(conStr)
Dim ds As DataSet = New DataSet()
Dim da As New System.Data.OleDb.OleDbDataAdapter(sqlStr, conn)
Dim dlg As DialogResult
FpSpread1.ActiveSheet.DataAutoHeadings = False
FpSpread1.ActiveSheet.DataMember = "Patients"
da.Fill(ds)
FpSpread1.ActiveSheet.DataSource = ds
dlg = MessageBox.Show("Do you want to check if the column and row are bound?", "IsColumn/RowBound", MessageBoxButtons.YesNo)
If dlg = DialogResult.Yes Then
    FpSpread1.ActiveSheet.AddUnboundRows(1, 2)
    FpSpread1.ActiveSheet.SetValue(2, 0, "Daly")
    FpSpread1.ActiveSheet.SetValue(2, 1, "John")
    FpSpread1.ActiveSheet.SetValue(2, 2, "111390")
    FpSpread1.ActiveSheet.SetValue(2, 3, "12 Courtney Place")
End If
MessageBox.Show("Row 1 is bound = " & FpSpread1.ActiveSheet.IsRowBound(1).ToString() & " - Column 1 is bound = " & FpSpread1.ActiveSheet.IsColumnBound(1).ToString(),
"IsColumn/RowBound", MessageBoxButtons.OK)

参照

SheetView クラス
 SheetView メンバ

開発者ガイド

データ連結