2012-03-06 60 views
1

我试图从包含DataGridView的子窗体传递一个变量,我正在调用一个函数来执行该操作,但是我无法单独实现函数的成功得到的值,但不会改变窗体的datagridview的父亲,我正在使用的代码是:将获得的值设置为Datagridview父/子窗体VB.NET

Invoice_new(父窗体):

Controls: 
DatagridView: invoice_items 

Public WriteOnly Property ValueFromChild() As String 
    Set(ByVal Value As String) 
     MsgBox(Value) 'Work 
     With Me.invoice_items 
      .Rows.Add() 'Does not WORK 
      .Item(0, 0).Value() = Value 'Does not WORK 
     End With 
    End Set 
End Property 

invoice_new_search_item(子窗体)

Controls: 
DatagridView: search_items 

invoice_new.ValueFromChild() = search_items.Item(0, current_row).Value 
+0

您是否尝试将值放入DataGridView.DataSource而不是DataGridView本身?我假定你正在使用一个DataSet或DataTable。 – Flaick 2012-03-28 07:04:57

回答

1

请参阅CType功能:

CType(your_parent_form.ActiveMdiChild, your_childform).invoice_items.Item(0, 0).Value 
+0

不错,它工作完美! – 2012-03-28 18:25:42

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