I have to make a gridview which has the posibility of dinamically adding new rows and then to save it.

[Member 4659001]

I have to make a gridview which has the posibility of dinamically adding new rows . In a first instance i made a gridview with an empty row, but i have to create more rows when the user fill all the cells of the row and press the tab key.and once i would be able to make it how i willbe able to save the data what i filled manually it is urgent Please help me

Raghvendra

[Christian Graus]

Member 4659001 wrote:

it is urgent

Of COURSE it is. Because your rentacoder deadline is tonight, right ? You'd use AJAX to do this, and javascript to insert the new row and to send the data back to the server to save it. There's probably a control in the ASP.NET AJAX library that does it already.

Christian Graus No longer a Microsoft MVP, but still happy to answer your questions.

[Member 4659001]

i have addeded new row but it does not seems so satisfactory(as my requirement is) but bcos as code for generating the new row is in Prerender event so when u fill the record and click to addnew row button . then bcos of postback all created row gone and so i dont find myself be able to prevent this code is Protected Sub GridView1_PreRender(ByVal sender As Object, ByVal e As System.EventArgs) Handles GridView1.PreRender Dim GV As GridView = CType(sender, GridView) Dim intr As Integer = GV.Controls.Count Dim Tbl As Table = CType(GV.Controls(0), Table) Tbl.Controls.AddAt(GV.Controls(0).Controls.Count, AddEmptyRow) 'Tbl.Controls.AddAt(GV.Controls(0).Controls.Count, AddEmptyRow) If a = True Then Dim i As Integer For i = 0 To count Tbl.Controls.AddAt(GV.Controls(0).Controls.Count, AddEmptyRow) ' Tbl.Controls.AddAt(GV.Controls(0).Controls.Count, AddEmptyRow) Next End If End Sub Function AddEmptyRow() As GridViewRow Dim GVR As GridViewRow = New GridViewRow(GridView1.Rows.Count, 0, DataControlRowType.EmptyDataRow, DataControlRowState.Insert) Dim myTableCell As TableCell = New TableCell For i As Integer = 1 To 3 Dim myHyperLink As TextBox myHyperLink = New TextBox() myHyperLink.Width = New Unit(225) myTableCell.BorderStyle = BorderStyle.Solid myTableCell.BorderWidth = New Unit(1) myTableCell.Width = New Unit(700) myTableCell.BorderColor = Drawing.Color.Black myTableCell.BackColor = Drawing.Color.MistyRose myTableCell.Style.Add("text-align", "center") myTableCell.Controls.Add(myHyperLink) GVR.Cells.Add(myTableCell) Next Return GVR End Function Protected Sub b1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles b1.Click count = count + 1 Dim grsidview As Table = CType(GridView1.FindControl("Tbl"), Table) GridView1.DataBind() a = True End Sub

Raghvendra

[Member 4659001]

First of all i say thanks to u i have addeded new row but it does not seems so satisfactory(as my requirement is) but bcos as code for generating the new row is in Prerender event so when u fill the record and click to addnew row button . then bcos of postback all created row gone and so i dont find myself be able to prevent this code is Protected Sub GridView1_PreRender(ByVal sender As Object, ByVal e As System.EventArgs) Handles GridView1.PreRender Dim GV As GridView = CType(sender, GridView) Dim intr As Integer = GV.Controls.Count Dim Tbl As Table = CType(GV.Controls(0), Table) Tbl.Controls.AddAt(GV.Controls(0).Controls.Count, AddEmptyRow) 'Tbl.Controls.AddAt(GV.Controls(0).Controls.Count, AddEmptyRow) If a = True Then Dim i As Integer For i = 0 To count Tbl.Controls.AddAt(GV.Controls(0).Controls.Count, AddEmptyRow) ' Tbl.Controls.AddAt(GV.Controls(0).Controls.Count, AddEmptyRow) Next End If End Sub Function AddEmptyRow() As GridViewRow Dim GVR As GridViewRow = New GridViewRow(GridView1.Rows.Count, 0, DataControlRowType.EmptyDataRow, DataControlRowState.Insert) Dim myTableCell As TableCell = New TableCell For i As Integer = 1 To 3 Dim myHyperLink As TextBox myHyperLink = New TextBox() myHyperLink.Width = New Unit(225) myTableCell.BorderStyle = BorderStyle.Solid myTableCell.BorderWidth = New Unit(1) myTableCell.Width = New Unit(700) myTableCell.BorderColor = Drawing.Color.Black myTableCell.BackColor = Drawing.Color.MistyRose myTableCell.Style.Add("text-align", "center") myTableCell.Controls.Add(myHyperLink) GVR.Cells.Add(myTableCell) Next Return GVR End Function Protected Sub b1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles b1.Click count = count + 1 Dim grsidview As Table = CType(GridView1.FindControl("Tbl"), Table) GridView1.DataBind() a = True End Sub

Raghvendra

[Christian Graus]

Member 4659001 wrote:

so when u fill the record and click to addnew row button . then bcos of postback all created row gone and so i dont find myself be able to prevent this

Like I said, AJAX.....

Christian Graus No longer a Microsoft MVP, but still happy to answer your questions.