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copied!<p>You can create a custom cell and column, and use a textbox with the password mask as your edit control. </p> <p>To get around returning the clear text when you leave edit mode, you can store the actual password value in a seperate property of the cell, and in the GetFormattedValue event (i believe) you can return a string made up of entirely "*" characters to mask the regular display.</p> <pre><code>Protected Overrides Function GetFormattedValue(ByVal value As Object, ByVal rowIndex As Integer, ByRef cellStyle As System.Windows.Forms.DataGridViewCellStyle, ByVal valueTypeConverter As System.ComponentModel.TypeConverter, ByVal formattedValueTypeConverter As System.ComponentModel.TypeConverter, ByVal context As System.Windows.Forms.DataGridViewDataErrorContexts) As Object Dim strVal As String strVal = New String(CChar("*"), value.ToString.Length) Return MyBase.GetFormattedValue(strVal, rowIndex, cellStyle, valueTypeConverter, formattedValueTypeConverter, context) End Function Public Overrides Sub InitializeEditingControl(ByVal rowIndex As Integer, _ ByVal initialFormattedValue As Object, ByVal dataGridViewCellStyle As DataGridViewCellStyle) MyBase.InitializeEditingControl(rowIndex, initialFormattedValue, _ dataGridViewCellStyle) Dim ctl As PasswordTextBoxEditingControl = _ CType(DataGridView.EditingControl, PasswordTextBoxEditingControl) If IsDBNull(Me.Value) Then ctl.Text = "" Else ctl.Text = CType(Me.Value, String) ctl.PasswordChar = "*" ctl.Mask = "*" End If End Sub </code></pre> <p>for more information on what you are trying to do, visit this: <a href="http://www.vbforums.com/showthread.php?t=554744" rel="nofollow noreferrer">http://www.vbforums.com/showthread.php?t=554744</a></p>

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