dgv.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.EnableResizing
dgv.ColumnHeadersHeight *= 2
AddHandler dgv.Paint, Sub(ByVal sd As Object, ByVal ee As PaintEventArgs)
Dim monthes As String() = {"Total", "Correct", "Wrong", "Score"}
Dim j As Integer = 3
Dim pDGV As DataGridView = CType(sd, DataGridView)
Try
While j < 18
Dim r1 As Rectangle = pDGV.GetCellDisplayRectangle(j, -1, True)
Dim w2 As Integer = pDGV.GetCellDisplayRectangle(j + 1, -1, True).Width + pDGV.GetCellDisplayRectangle(j + 2, -1, True).Width + pDGV.GetCellDisplayRectangle(j + 3, -1, True).Width
r1.X += 1
r1.Y += 1
r1.Width = r1.Width + w2 - 2
r1.Height = r1.Height / 2 - 2
'// e.Graphics.FillRectangle(New SolidBrush(DGV.ColumnHeadersDefaultCellStyle.BackColor), r1)
If monthes((j - 3) / 4) = "Score" Then
ee.Graphics.FillRectangle(New SolidBrush(Color.Black), r1)
Else
ee.Graphics.FillRectangle(New SolidBrush(Color.DarkGray), r1)
End If
ee.Graphics.DrawLine(New Pen(New SolidBrush(Color.LightCyan)), r1.Left, r1.Bottom - 1, r1.Right, r1.Bottom - 1)
Dim format As New StringFormat()
format.Alignment = StringAlignment.Center
format.LineAlignment = StringAlignment.Center
ee.Graphics.DrawString(monthes((j - 3) / 4), pDGV.ColumnHeadersDefaultCellStyle.Font, New SolidBrush(Color.White), r1, format)
j += 4
End While
Catch ex As Exception
End Try
End Sub
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