[英]How to keep the checkbox checked in DatagridView Checkbox vb.net
[英]Make Checkbox Column Checked when Row Selected in Datagridview VB.NET
大家好,下午好。
我有个问题,
我在Datagridview中有Checkbox Column,并且该列为0。
在Datagridview中选择特定行时,如何使“复选框”列处于选中状态? 当选择一行时,请选中复选框列。
这是我的代码
将数据从数据库填充到Datagridview时连接到另一个代码的代码
Dim checkBoxColumn As New DataGridViewCheckBoxColumn()
checkBoxColumn.HeaderText = "Tag"
checkBoxColumn.Width = 30
checkBoxColumn.Name = "checkBoxColumn"
DataGridView1.Columns.Insert(0, checkBoxColumn)
选择行时的代码。
Private Sub DataGridView1_CellContentClick(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles DataGridView1.CellContentClick
If e.ColumnIndex = DataGridView1.Columns(0).Index Then
DataGridViewCheckBoxColumn_Uncheck()
Dim cell As DataGridViewCheckBoxCell = DataGridView1.Rows(e.RowIndex).Cells(0)
cell.Value = cell.TrueValue
End If
End Sub
Private Sub DataGridViewCheckBoxColumn_Uncheck()
For Each row As DataGridViewRow In DataGridView1.Rows
Dim cell As DataGridViewCheckBoxCell = row.Cells(0)
cell.Value = cell.FalseValue
Next
End Sub
我的代码没有错误,但是有问题。 这是我真的需要选择“复选框”列并选中它,并且当“行选择”更改为“最后一个选定项”时未选中。
我希望你能得到我。
TYSM为将来提供帮助
尝试将您的代码更改为:
Private Sub DataGridView1_CellContentClick(sender As Object, e As DataGridViewCellEventArgs) Handles DataGridView1.CellContentClick
Dim cell As DataGridViewCheckBoxCell = DataGridView1.Rows(e.RowIndex).Cells(0)
DataGridViewCheckBoxColumn_Uncheck()
cell.Value = True
End Sub
Private Sub DataGridViewCheckBoxColumn_Uncheck()
For Each row As DataGridViewRow In DataGridView1.Rows
Dim cell As DataGridViewCheckBoxCell = row.Cells(0)
cell.Value = False
Next
End Sub
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