我正在尝试在DataGridView中进行复制和粘贴,以使其类似于Excel。我当前的代码执行此操作,除了第一个单元格外,它似乎将剪贴板中的所有内容粘贴到第一个单元格中。下面是我在cell_keydown
事件上使用的代码。
请澄清,如果我复制以下内容:
我得到结果:
<< img src =“ https://image.soinside.com/eyJ1cmwiOiAiaHR0cHM6Ly9pLnN0YWNrLmltZ3VyLmNvbS9XOHV3Yy5wbmcifQ==” alt =“粘贴的数据”>
粘贴的数据在单击单元格之前在两个日期之间确实有一个空格。
如果有人有更好的方法来完成我最终试图做到的事情,也将不胜感激!
If e.Control AndAlso e.KeyCode = Keys.C Then
Dim d As DataObject = dgv1.GetClipboardContent()
Clipboard.SetDataObject(d)
e.Handled = True
ElseIf e.Control AndAlso e.KeyCode = Keys.V Then
Dim s As String = Clipboard.GetText().Replace(vbCr, " ")
Dim lines As String() = s.Trim.Split(vbLf)
Dim row As Integer = dgv1.CurrentCell.RowIndex
Dim col As Integer = dgv1.CurrentCell.ColumnIndex
Dim linesCount As Integer = lines.Count()
If (row + linesCount) - dgv1.RowCount > 0 Then dgv1.Rows.Add((row + linesCount) - dgv1.RowCount)
For Each line As String In lines
If line.Length > 0 Then
Dim cells As String() = line.Split(vbTab)
For i As Integer = 0 To cells.GetLength(0) - 1
dgv1.CurrentCell.Value = cells(i)
If col + i < dgv1.ColumnCount Then
dgv1(col + i, row).Value = cells(i)
Else
Exit For
End If
Next
row += 1
Else
Exit For
End If
Next
End If
更好地为复制/粘贴例程创建方法,以便您可以从代码中的不同位置调用它们,例如单击按钮,按下键,菜单项上单击...等。>
我不认为您对Copy
部分有问题,因为GetClipboardContent
功能可以完成这项工作。对于Paste
部分,以下代码段从剪贴板获取数据,并粘贴从CurrentCell开始的单元格选择范围的值。超出范围的单元格将被修剪。
Private Sub CopyCells() Clipboard.SetDataObject(DataGridView1.GetClipboardContent) End Sub Private Sub PasteCells() Dim s = Clipboard.GetText Dim ci = DataGridView1.CurrentCell.ColumnIndex Dim ri = DataGridView1.CurrentCell.RowIndex Dim colCount = DataGridView1.Columns.Count Dim rowCount = DataGridView1.Rows.Count For Each r In s.Split({ControlChars.CrLf}, StringSplitOptions.None) Dim Cell = ci For Each c In r.Split({ControlChars.Tab}, StringSplitOptions.None) If Cell >= colCount Then Exit For DataGridView1(Cell, ri).Value = c Cell += 1 Next ri += 1 If ri >= rowCount Then Exit For Next End Sub
例如,通过DGV.KeyDown事件调用它们:
Private Sub DataGridView1_KeyDown(sender As Object, e As KeyEventArgs) Handles DataGridView1.KeyDown
If e.Control Then
Select Case e.KeyCode
Case Keys.C
CopyCells()
e.Handled = True
Case Keys.V
PasteCells()
e.Handled = True
End Select
End If
End Sub