如何适当地设置数据表一个内在代码中有一个ObjectDataSource?
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06-07-2019 - |
题
我有一个ObjectDataSource ID的ObjectDataSource1在一个网页。我也有一个内在我结合采用的技术.ID的。DataSourceID.我的问题得到的是当文本改变在一个文本,该代码通话BrokerageTransactions.GetAllWithDt其返回一个数据表。我想设置这个数据表,作为数据库的内,但是它告诉我,我不能设置DataSouce和DataSourceId在一起。我如何能解决这个问题?代码如下。还。为什么你不能设置一个DataSourceID和一个数据源时使用ObjectDataSource?
谢谢, X
protected void BrokerageChange(Object sender, EventArgs e)
{
BrokerageTransactions brokerageaccountdetails =
new BrokerageTransactions();
DataSet ds = BrokerageAccount.GetBrkID2(new
Guid(Membership.GetUser().ProviderUserKey.ToString()),
ddlBrokerageDetails.SelectedItem.Text.ToString());
foreach (DataRow dr in ds.Tables[0].Rows)
{
brokerageaccountdetails.BrokerageId =
new Guid(dr["BrkrgId"].ToString());
}
ddlBrokerageDetails.SelectedItem.Value =
brokerageaccountdetails.BrokerageId.ToString();
if (txtTransactionsTo.Text != ""
&& txtTransactionsFrom.Text != "")
ObjectDataSource1.FilterExpression =
"convert(CreateDt,System.DateTime)>Convert('" +
Convert.ToDateTime(txtTransactionsFrom.Text) + "',System.DateTime)
and Convert(CreateDt,System.DateTime)<convert('"
+ Convert.ToDateTime(txtTransactionsTo.Text.ToString()) +
"',System.DateTime)";
else if (txtTransactionsFrom.Text != "")
ObjectDataSource1.FilterExpression =
"convert(CreateDt,System.DateTime)>convert('" +
Convert.ToDateTime(txtTransactionsFrom.Text) +
"',System.DateTime)";
else if (txtTransactionsTo.Text != "")
ObjectDataSource1.FilterExpression =
"convert(CreateDt,System.DateTime)
<convert('"
+ Convert.ToDateTime(txtTransactionsTo.Text.ToString()) +
"',System.DateTime)";
else
ObjectDataSource1.FilterExpression = " ";
grvBrokerage.DataSourceID = ObjectDataSource1.ID;
grvBrokerage.DataBind();
DateTime dtTransFrom = Convert.ToDateTime("1/1/1900");
DateTime dtTransTo = System.DateTime.Today;
//TransactionsTo Box is Empty
if ((txtTransactionsFrom.Text.Length > 2)
&& (txtTransactionsTo.Text.Length < 2))
{
dtTransFrom = Convert.ToDateTime(txtTransactionsFrom.Text);
dtTransTo = System.DateTime.Today;
}
//TransactionsFrom Box is Empty
if ((txtTransactionsFrom.Text.Length < 2)
&& (txtTransactionsTo.Text.Length > 2))
{
dtTransFrom = Convert.ToDateTime("1/1/1900");
dtTransTo = Convert.ToDateTime(txtTransactionsTo.Text);
}
//TransactionsFrom Box and TransactionsTo Box is Not Empty
if ((txtTransactionsFrom.Text.Length > 2)
&& (txtTransactionsTo.Text.Length > 2))
{
dtTransFrom = Convert.ToDateTime(txtTransactionsFrom.Text);
dtTransTo = Convert.ToDateTime(txtTransactionsTo.Text);
}
// Fails Here
grvBrokerage.DataSource =
BrokerageTransactions.GetAllWithDt(brokerageaccountdetails.BrokerageId,
dtTransFrom,
dtTransTo);
grvBrokerage.DataBind(); }
解决方案
你有2个选择:
- 不用采用的技术在 所有。你只是使用的数据源 财产和设置,它在语法上 每一个时间。
- 你使用的DataSourceID财产的内,并添加2纯asp:参与默认值设定的。在ObjectDataSource_Selecting活动设置这些参数可以通过电子.InputParameters[]
希望这会有所帮助。
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