vb.net - Adding checkbox to datagridview column header, not aligning properly -

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I am trying to add a checkbox to a particular datagraview column header, I have found some code online for help But it is not aligned properly and I'm not sure exactly how to fix it.

Below is an image of problem and code, any help would be greatly appreciated!

P. s. I think it can do something with the qualities, but I have played with them but have not been successful.

Enter image details here 

  private checkboxHeader231 Czech box Private sub show_chkBox () dim rect rectangle = DataGridView1.GetCellDisplayRectangle (columnIndexOfCheckBox, -1, it is true) as in 'set header cell in the center of the box titled +1 pixel position rect.Y = 3 rect. X = rect.Location.X + 8 + (rect.Width / 4) checkboxHeader231 = new checkbox () checkboxHeader231 = "checkbox headers with end with .BackColor = Color.Transparent checkboxHeader231.Name 1" checkbox header 231.Size = New size (18, 18) checkbox header 231. location = Rectit Location Jodenhandlr checkbox header 23lksnketikrit, Ptaopr checkbox header 231_CheckedChanged DataGridView1.Controls.Add (box headers 231) End Sub Private Sub Chekbokshader 231_CheckedChanged (system. Object as the sender, and the system as .EventArgs) dim headerBox Czech box = DirectCast (DataGridView1.Controls.Find ( "checkboxHeader1", true) (0), box) for each line DataGridViewRow as DataGridView1.Rows row.Cells (columnIndexOfCheckBox) as .Value = headerBox.Checked Next is my The first entry is, but I guess Received that this is exactly what you are looking for you. . I tested it and it worked on my datagrid. You were using the width for the rectangular, you will need it for the column width I have set the column header to 4, but with 4 columns you want to change, I want to use it in two ways Keep one with a four loop, the other as a single line. Tell me if it works for you:    dim rectal = datagreat view as rectangle 1. Getkel Displerektengl (4, 1, true) '4 rect.Y = 3 Dim sum = DataGridView1.Column (0)' 'Loop to find the width of each column for each row in the region, write that you manually the 'change' to I 'as integer = 1 to 4 - 1 phase 1' 4 'sum = sum' DataGridView1.Columns (i) .Width 'Next sum = sum + DataGridView1.Columns (1). Width yoga = Yoga + DataGridView1.Columns (2) .Width yoga = Yoga + DataGridView1.Columns (3) .Width 'here to add the last line by hand and add yoga = yoga here (DataGridVie Replace w1.Columns (4) .Width / 2) + 35 'used in both cases' 4 rect.x = yoga checkboxHeader231 = checkboxHeader231 with new checkbox () .BackColor = Color .Transparent checkbox With Header231.Name End = "checkboxHeader1" checkboxHeader231.Size = new size (18, 18) checkboxHeader231.Location = rect.Location AddHandler checkboxHeader231.CheckedChanged, AddressOf checkboxHeader231_CheckedChanged data grid View 1. Control. Add (checkbox header 231)

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