Public Class uscntr_TSSitzungen

    Dim Client As Boolean = False
    Dim SelectedIndex As Integer = 0
    Dim StartIndex As Integer = 0


    Public Sub uscntr_TSSitzungen_Load(sender As Object, e As EventArgs) Handles Me.Load

        AddHandler Main.ResetButtonPressed, AddressOf Reset

        Class1.EnableDoubleBuffered(dgvTSSitzungen)
        Load2DGV()
    End Sub


    Function Load2DGV() ' (Optional ByVal Client As Boolean = False)
        If Client = False Then
            Dim ds As New DataSet
            cSQL.SQL2DS("SELECT * FROM TbL_TSSitzungen WHERE Name LIKE '" & ReturnOfTheWhere() & "' OR TSServer LIKE '" & ReturnOfTheWhere() & "' OR Company LIKE '" & ReturnOfTheWhere() & "' ORDER BY NAME", ds)

            dgvTSSitzungen.DataSource = ds.Tables(0)

            With dgvTSSitzungen
                .DefaultCellStyle.BackColor = Color.White
                .AlternatingRowsDefaultCellStyle.BackColor = Color.AliceBlue
                .RowHeadersVisible = False
                '.DataSource = ds.Tables(0)
                .Columns("LastReport").Visible = False
                .Columns("Domain").Visible = False
                .Columns("BenutzerAnmeldeName").Visible = False
                .Columns("TeamviewerID").Visible = False

                .Columns("Name").Width = 160

                .Columns("LastLogon").Visible = True
                .Columns("LastLogon").HeaderText = "Sitzungsst."
                .Columns("LastLogon").Width = 65


                .Columns("Company").Visible = True
                .Columns("Company").HeaderText = "Firma"
                '.Columns("TeamviewerID").Width = 80

                '.Columns("TSServer").Width = 80
                .Columns("TSServer").HeaderText = "Host"

                .AutoResizeColumn(1)
            End With
            lblAnzahl.Text = dgvTSSitzungen.Rows.Count
            LoadTSServer()
        Else

            Dim ds As New DataSet
            'cSQL.SQLCommand("DELETE FROM TbL_ThinClients where LastReport < (dateadd(HOUR, -1, getdate()))")
            cSQL.SQL2DS("SELECT * FROM TbL_ThinClients WHERE Name LIKE '" & ReturnOfTheWhere() & "' OR ClientName LIKE '" & ReturnOfTheWhere() & "' ORDER BY NAME", ds)

            With dgvTSSitzungen
                .RowHeadersVisible = False
                .DataSource = ds.Tables(0)
                .Columns("Domain").Visible = False

                .Columns("BenutzerAnmeldeName").Visible = False
                .Columns("LastReport").Visible = False
                .Columns("Company").Visible = False

                '.Columns("Name").Width = 110 'AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill
                .Columns("TeamviewerID").Width = 80
                '.Columns("TSServer").Width = 55

                .AutoResizeColumn(1)
            End With
            lblAnzahl.Text = dgvTSSitzungen.Rows.Count

        End If

        Try
            dgvTSSitzungen.Rows(SelectedIndex).Selected = True
            dgvTSSitzungen.FirstDisplayedScrollingRowIndex = StartIndex
        Catch ex As Exception
            'MsgBox(ex.Message)
        End Try


    End Function

    Private Sub dgvTSSitzungen_CellContentClick(sender As Object, e As DataGridViewCellEventArgs) Handles dgvTSSitzungen.CellDoubleClick 'dgvTSSitzungen.CellContentDoubleClick, 

        Dim sitzung As String = Class1.DBNull2emptyString(dgvTSSitzungen.CurrentRow.Cells("TeamviewerID").Value)
        cExtProgramme.StartTeamviewer(sitzung)

    End Sub

    Private Sub Timer1_Tick(sender As Object, e As EventArgs) Handles Timer1.Tick
        Load2DGV()
    End Sub

    Private Sub RefreshToolStripMenuItem_Click(sender As Object, e As EventArgs) Handles CmdUpdate.Click, UpdateToolStripMenuItem.Click
        Load2DGV()
    End Sub

    Private Sub chkAutoUpdate_CheckedChanged(sender As Object, e As EventArgs) Handles chkAutoUpdate.CheckedChanged
        If chkAutoUpdate.Checked Then
            Timer1.Enabled = True
        Else
            Timer1.Enabled = False
        End If
    End Sub

    Private Function LoadTSServer()
        Dim ds As New DataSet

        cSQL.SQLCommand("DELETE FROM TbL_TSSitzungen where LastReport < (dateadd(HOUR, -1, getdate()))")
        cSQL.SQL2DS("SELECT DISTINCT TSServer, Domain FROM TbL_TSSitzungen", ds)

        Class1.TerminalServerList.Clear()
        For Each r As DataRow In ds.Tables(0).Rows
            Class1.TerminalServerList.Add(r.Item(0).ToString & "." & r.Item(1).ToString)
        Next


    End Function

    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles cmdNachricht.Click
        Dim send As New frmLeer
        send.Text = "Nachricht senden"
        Dim usrcntrl As New uscntr_SendMSG
        If Client = True Then usrcntrl.RecArt = "User"
        usrcntrl.Dock = DockStyle.Fill : send.PanMain.Controls.Add(usrcntrl)
        send.Show()
    End Sub

    Private Sub NachrichtSendenToolStripMenuItem_Click(sender As Object, e As EventArgs) Handles NachrichtSendenToolStripMenuItem.Click
        Dim send As New frmLeer

        Dim usrcntrl As New uscntr_SendMSG

        If dgvTSSitzungen.SelectedRows.Count = 1 Then
            send.Text = "Nachricht senden an " & dgvTSSitzungen.CurrentRow.Cells("Name").Value.ToString
            usrcntrl.recuser.Name = dgvTSSitzungen.CurrentRow.Cells("Name").Value.ToString
            usrcntrl.recuser.BenutzerAnmeldeName = dgvTSSitzungen.CurrentRow.Cells("BenutzerAnmeldeName").Value.ToString
            Select Case Client
                Case False
                    usrcntrl.recuser.TSServer = dgvTSSitzungen.CurrentRow.Cells("TSServer").Value.ToString & "." & dgvTSSitzungen.CurrentRow.Cells("Domain").Value.ToString
                Case True
                    usrcntrl.recuser.TSServer = dgvTSSitzungen.CurrentRow.Cells("ClientName").Value.ToString & "." & dgvTSSitzungen.CurrentRow.Cells("Domain").Value.ToString
            End Select
        Else
            send.Text = "Nachricht an mehrere Empfänger"
            usrcntrl.RecArt = "User"
            For Each r As DataGridViewRow In dgvTSSitzungen.SelectedRows
                Dim u As New cRecUsers(r.Cells("Domain").Value.ToString, cTSUser.genNameKurz(r.Cells("BenutzerAnmeldeName").Value.ToString), r.Cells("TSServer").Value.ToString)
                usrcntrl.RecUsersList.Add(u)
            Next

            '   MsgBox("!")
        End If


        usrcntrl.Dock = DockStyle.Fill : send.PanMain.Controls.Add(usrcntrl)
        send.Show()
    End Sub

    Private Sub TextBox1_TextChanged(sender As Object, e As EventArgs) Handles TextBox1.TextChanged
        Load2DGV() '(TextBox1.Text)
    End Sub

    Function ReturnOfTheWhere()
        Dim ding As String = "%{0}%"
        Return String.Format(ding, TextBox1.Text)
    End Function

    Function Reset()
        btnSitzung.PerformClick()
        TextBox1.Text = ""
    End Function

    Public Sub btnReset_Click(sender As Object, e As EventArgs) Handles btnReset.Click
        'TextBox1.Text = ""
        Reset()
    End Sub

    Private Sub VerbindenMitTeamVToolStripMenuItem_Click(sender As Object, e As EventArgs) Handles VerbindenMitTeamVToolStripMenuItem.Click
        Dim sitzung As String = Class1.DBNull2emptyString(dgvTSSitzungen.CurrentRow.Cells("TeamviewerID").Value)
        cExtProgramme.StartTeamviewer(sitzung)
    End Sub

    Private Sub btnClick(sender As Object, e As EventArgs) Handles btnSitzung.Click, btnClient.Click
        Select Case sender.name
            Case "btnSitzung"
                btnSitzung.BackColor = Color.Green : btnClient.BackColor = Color.DarkGray
                Client = False
            Case "btnClient"
                btnClient.BackColor = Color.Red : btnSitzung.BackColor = Color.DarkGray
                Client = True
        End Select
        cmdNachricht.Enabled = Not Client
        Load2DGV()
    End Sub

    Private Sub ProfildatenÖffnenExplorerToolStripMenuItem_Click(sender As Object, e As EventArgs) Handles ProfildatenÖffnenExplorerToolStripMenuItem.Click
        Dim Username As String = dgvTSSitzungen.CurrentRow.Cells("BenutzerAnmeldeName").Value
        Dim Server As String = dgvTSSitzungen.CurrentRow.Cells("TSServer").Value & "." & dgvTSSitzungen.CurrentRow.Cells("Domain").Value
        Dim temp As String = Username
        Do Until temp.Substring(0, 1) = "\"
            temp = temp.Substring(1, temp.Length - 1)
        Loop
        Username = temp.Substring(1, temp.Length - 1)

        Dim Path As String = "\\" & Server & "\C$\Users\" & Username

        IO.Directory.CreateDirectory(Path)
        Process.Start(Path)
    End Sub

    Private Sub dgvTSSitzungen_CellContentClick_1(sender As Object, e As DataGridViewCellEventArgs) Handles dgvTSSitzungen.CellContentClick, dgvTSSitzungen.CellClick
        Timer1.Enabled = False
        chkAutoUpdate.Checked = False
        If timDisUpdateTimer.Enabled = True Then
            timDisUpdateTimer.Stop() : timDisUpdateTimer.Start()
        Else
            timDisUpdateTimer.Enabled = True
        End If
        SelectIndexes()
    End Sub
    Private Sub DGVScroll() Handles dgvTSSitzungen.Scroll
        SelectIndexes()
    End Sub
    Function SelectIndexes()
        SelectedIndex = dgvTSSitzungen.CurrentRow.Index
        StartIndex = dgvTSSitzungen.FirstDisplayedScrollingRowIndex
    End Function

    Private Sub timDisUpdateTimer_Tick(sender As Object, e As EventArgs) Handles timDisUpdateTimer.Tick
        ' MsgBox("Tick!")
        chkAutoUpdate.Checked = True
        Timer1.Enabled = True
        timDisUpdateTimer.Enabled = False
    End Sub
End Class