现在,我在Leave EventArgs中使用EndEdit,但是当我使用EndEdit时,我无法关闭我的表单。有谁知道原因?
以下是我的休假功能:
Private Sub dgv_Leave(ByVal sender As System.Object,
ByVal e As System.EventArgs) Handles dgv.Leave
Me.dgv.EndEdit()
End Sub
答案 0 :(得分:0)
这可能是由于DataGridView中可能存在某些验证错误。您必须检查dataGridView.EndEdit()
是否成功,如果存在,您可能还需要检查Cell和RowValidating事件。
答案 1 :(得分:0)
我找到了解决EndEdit问题的解决方案。然后,我可以正确地结束编辑,我可以成功关闭我的表单。
http://dobon.net/vb/bbs/log3-35/21499.html
Public Class Form4_4
Inherits Form
Dim WithEvents m_dgv As New DataGridView()
Dim WithEvents m_editingcontrol As Control
Private Sub Form4_4_Load(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
m_dgv.Dock = DockStyle.Fill
m_dgv.RowCount = 10
m_dgv.ColumnCount = 3
Me.Controls.Add(m_dgv)
End Sub
Private Sub m_dgv1_CellEndEdit(ByVal sender As Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles m_dgv.CellEndEdit
Me.m_editingcontrol = Nothing ' ← Cancel EventHandler Here
Console.WriteLine("CellEndEdit")
End Sub
Private Sub m_dgv_EditingControlShowing(ByVal sender As Object, ByVal e As System.Windows.Forms.DataGridViewEditingControlShowingEventArgs) Handles m_dgv.EditingControlShowing
Console.WriteLine("EditingControlShowing")
Me.m_editingcontrol = e.Control ' ← Register EventHandler Here
End Sub
Private Sub m_editingcontrol_PreviewKeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.PreviewKeyDownEventArgs) Handles m_editingcontrol.PreviewKeyDown
If e.KeyCode = Keys.Return Then
Me.m_dgv.EndEdit()
End If
End Sub
End Class