Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Option Compare Database
Option Explicit
Dim objExtraSystem As ExtraSystem
Dim objExtraSessions As ExtraSessions
Dim objExtraSession As ExtraSession
Dim objExtraScreen As ExtraScreen
Dim objExtraArea As ExtraArea
Private Sub Class_Initialize()[green]
'Connect to an active Extra instance[/green]
Set objExtraSystem = CreateObject("Extra.System")
If objExtraSystem Is Nothing Then
MsgBox "Could not create an Extra System Object" & Chr(13) & "because there is no mainframe session open", vbCritical, "Capture Error"
Exit Sub
End If[green]
'Establish a Sessions collection for objExtraSystem[/green]
Set objExtraSessions = objExtraSystem.Sessions
If objExtraSessions Is Nothing Then
MsgBox "Could not create an Extra Sessions Object"
Set objExtraSystem = Nothing
Exit Sub
End If[green]
'Append objExtraSystem.ActiveSession to objExtraSessions[/green]
Set objExtraSession = objExtraSystem.ActiveSession
If objExtraSession Is Nothing Then
MsgBox "Could not create an Extra Session object"
Set objExtraSessions = Nothing
Set objExtraSystem = Nothing
Exit Sub
End If
If Not objExtraSession.Visible Then objExtraSession.Visible = True[green]
'Establish a Sreen Object[/green]
Set objExtraScreen = objExtraSession.Screen
If objExtraScreen Is Nothing Then
MsgBox "Could not create an Extra Screen object"
Set objExtraSession = Nothing
Set objExtraSessions = Nothing
Set objExtraSystem = Nothing
Exit Sub
End If
End Sub
Private Sub Class_Terminate()
Set objExtraSession = Nothing
Set objExtraSessions = Nothing
Set objExtraSystem = Nothing
End Sub
Public Property Get ConnectionDetails() As String
Dim strTestResult As String
strTestResult = "Extra System Object " & objExtraSystem.Name & Chr(13)
strTestResult = strTestResult & "Extra Sessions Object " & objExtraSessions.Count & Chr(13)
strTestResult = strTestResult & "Extra Session Object " & objExtraSession.FullName
ConnectionDetails = strTestResult
End Property
Public Sub MoveNext()
objExtraScreen.SendKeys ("<Home>")
objExtraScreen.WaitHostQuiet (0)[green]
'In my world F8 scrolls down so [i]1<PF8>[/i] will scroll 1 line[/green]
objExtraScreen.SendKeys ("1<PF8>")
objExtraScreen.WaitHostQuiet (0)
End Sub
Public Property Get CurrentLineText(StartRow As Integer, StartColumn As Integer, StopRow As Integer, StopColumn As Integer) As String
Set objExtraArea = objExtraScreen.Select(StartRow, StartColumn, StopRow, StopColumn)
CurrentLineText = objExtraArea.Value
End Property
Public Property Get SessionActive() As Boolean
If objExtraSystem Is Nothing Then
SessionActive = False
ElseIf objExtraSessions Is Nothing Then
SessionActive = False
ElseIf objExtraSession Is Nothing Then
SessionActive = False
Else
SessionActive = True
End If
End Property
Public Property Get HostBusy() As Boolean
If objExtraScreen.OIA.XStatus = 5 Then
HostBusy = True
Else
HostBusy = False
End If
End Property