Add data to a gambas data grid
Data grid Codes
This event is raised when the GridView needs the data stored in a specified cell.
* Row is the cell row.
* Column is the cell column.
PUBLIC SUB GridView1_Data(Row AS Integer, Column AS Integer)
GridView1.Data.Text = "Gambas " & Row & "," & Column
END
Adding new records in a Gambas data grid
' Gambas class file
PRIVATE $hConn AS NEW
Connection
PRIVATE $res AS Result
'-------------------------------------------------
PUBLIC SUB Form_Open()
DIM iCount AS Integer
DIM hTable AS Table
DIM rTest AS result
DIM sql AS String
'define the gridview layout
GridView1.header =
GridView.Horizontal
GridView1.grid = TRUE
GridView1.Rows.count = 0
GridView1.Columns.count = 2
GridView1.Columns[0].text =
"ID"
GridView1.Columns[1].text = "Value"
GridView1.Columns[0].width =
55
GridView1.Columns[1].width = 55
WITH $hConn
.Type = "sqlite"
.host = User.home
.name = ""
END WITH
'delete an existing test.sqlite
IF Exist(User.home &
"/test.sqlite") THEN
KILL User.home & "/test.sqlite"
ENDIF
'create test.sqlite
$hConn.Open
$hConn.Databases.Add("test.sqlite")
$hconn.Close
'define the table sampleTable
$hconn.name = "test.sqlite"
$hConn.Open
hTable = $hConn.Tables.Add("sampleTable")
hTable.Fields.Add("s_seq", db.Integer)
hTable.Fields.Add("s_rndm", db.Integer)
hTable.PrimaryKey = ["s_seq"]
hTable.Update
'fill the table with generated data
$hconn.Begin
rTest = $hConn.Create("sampleTable")
FOR iCount = 1 TO 10000
rTest!s_seq = iCount
rTest!s_rndm = Int(Rnd(0, 100))
rTest.Update
NEXT
$hConn.Commit
'read the database
sql = "select s_seq as ID,
s_rndm as Value from sampleTable"
$res = $hconn.Exec(sql)
CATCH
$hConn.Rollback
Message.Error(DConv(Error.Text))
END
'-------------------------------------------------
PUBLIC SUB Form_Activate()
'change the rowcount of the
gridview from 0 to the number of records.
'This triggers the data
handling event
GridView1.Rows.Count = $res.Count
END
'-------------------------------------------------
PUBLIC SUB GridView1_Data(Row
AS Integer, Column AS Integer)
$res.moveTo(row)
GridView1.Data.text = Str($res[GridView1.Columns[column].text])
END
'-------------------------------------------------
PUBLIC SUB Form_Close()
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