Dweeno Link 2017 v2.0 +user buttons

'Dweeno Link 2017 v2.0
'Note: this is the form code for a VB.net project.

Imports System.ComponentModel
Imports System.IO

Public Class Form1

    Dim WithEvents MySerialPort As New Ports.SerialPort
    Dim outgoingData As String = ""
    Dim incomingData As String = ""

    Dim currentButtonFilePath As String = ""
    Dim buttonFileName As String = ""
    Dim UserConfig_Button_List As New List(Of Button)
    Dim UserConfig_ButtonText_List As New List(Of TextBox)
    Dim UserConfig_ButtonCommand_List As New List(Of TextBox)


    Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
        'The BaudRate of the serial port (set immediately below) and the baud rate set in the Arduino sketch must match.
        'Most Arduino examples leave the baud rate at the lowest setting of 9600, but even the China clone boards can usually run at 115200.
        MySerialPort.BaudRate = 115200
        'Don't change the settings below unless you know what they do.
        MySerialPort.Parity = Ports.Parity.None
        MySerialPort.StopBits = Ports.StopBits.One
        MySerialPort.DataBits = 8
        MySerialPort.Handshake = Ports.Handshake.None
        MySerialPort.RtsEnable = True
        MySerialPort.ReadTimeout = 1000

        ComboBox1.Items.Add(115200)
        ComboBox1.Items.Add(57600)
        ComboBox1.Items.Add(38400)
        ComboBox1.Items.Add(28800)
        ComboBox1.Items.Add(19200)
        ComboBox1.Items.Add(14400)
        ComboBox1.Items.Add(9600)
        ComboBox1.SelectedIndex = 0

        AddHandler MySerialPort.DataReceived, AddressOf DataReceivedHandler
        'OpenFileDialog2.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments)
        'currentButtonFilePath = Application.StartupPath()
        currentButtonFilePath = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments)


        UserConfig_Button_List.Clear()
        UserConfig_Button_List.Add(UPButton1)
        UserConfig_Button_List.Add(UPButton2)
        UserConfig_Button_List.Add(UPButton3)
        UserConfig_Button_List.Add(UPButton4)
        UserConfig_Button_List.Add(UPButton5)

        UserConfig_Button_List.Add(UPButton6)
        UserConfig_Button_List.Add(UPButton7)
        UserConfig_Button_List.Add(UPButton8)
        UserConfig_Button_List.Add(UPButton9)
        UserConfig_Button_List.Add(UPButton10)

        UserConfig_Button_List.Add(UPButton11)
        UserConfig_Button_List.Add(UPButton12)
        UserConfig_Button_List.Add(UPButton13)
        UserConfig_Button_List.Add(UPButton14)
        UserConfig_Button_List.Add(UPButton15)

        UserConfig_Button_List.Add(UPButton16)
        UserConfig_Button_List.Add(UPButton17)
        UserConfig_Button_List.Add(UPButton18)
        UserConfig_Button_List.Add(UPButton19)
        UserConfig_Button_List.Add(UPButton20)


        UserConfig_ButtonText_List.Clear()
        UserConfig_ButtonText_List.Add(UBText_TextBox1)
        UserConfig_ButtonText_List.Add(UBText_TextBox2)
        UserConfig_ButtonText_List.Add(UBText_TextBox3)
        UserConfig_ButtonText_List.Add(UBText_TextBox4)
        UserConfig_ButtonText_List.Add(UBText_TextBox5)

        UserConfig_ButtonText_List.Add(UBText_TextBox6)
        UserConfig_ButtonText_List.Add(UBText_TextBox7)
        UserConfig_ButtonText_List.Add(UBText_TextBox8)
        UserConfig_ButtonText_List.Add(UBText_TextBox9)
        UserConfig_ButtonText_List.Add(UBText_TextBox10)

        UserConfig_ButtonText_List.Add(UBText_TextBox11)
        UserConfig_ButtonText_List.Add(UBText_TextBox12)
        UserConfig_ButtonText_List.Add(UBText_TextBox13)
        UserConfig_ButtonText_List.Add(UBText_TextBox14)
        UserConfig_ButtonText_List.Add(UBText_TextBox15)

        UserConfig_ButtonText_List.Add(UBText_TextBox16)
        UserConfig_ButtonText_List.Add(UBText_TextBox17)
        UserConfig_ButtonText_List.Add(UBText_TextBox18)
        UserConfig_ButtonText_List.Add(UBText_TextBox19)
        UserConfig_ButtonText_List.Add(UBText_TextBox20)


        UserConfig_ButtonCommand_List.Clear()
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox1)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox2)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox3)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox4)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox5)

        UserConfig_ButtonCommand_List.Add(UBCom_TextBox6)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox7)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox8)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox9)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox10)

        UserConfig_ButtonCommand_List.Add(UBCom_TextBox11)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox12)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox13)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox14)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox15)

        UserConfig_ButtonCommand_List.Add(UBCom_TextBox16)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox17)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox18)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox19)
        UserConfig_ButtonCommand_List.Add(UBCom_TextBox20)

    End Sub

    Private Sub DataReceivedHandler(sender As Object, e As EventArgs)
        Try
            incomingData = MySerialPort.ReadExisting()
            MySerialPort.DiscardInBuffer()
            DisplayPortData()
        Catch x As Exception
            MessageBox.Show("Exception = " & x.Message)
        End Try
    End Sub

    Private Sub DisplayPortData()
        'This sub is what allows the serial port thread to move data back into the main thread.
        If InvokeRequired Then
            Invoke(New MethodInvoker(AddressOf DisplayPortData))
        Else
            Receiving_TextBox.Text = incomingData
            Dim stringVal As String = incomingData.Substring(incomingData.Length - 1)
            If String.Compare(stringVal, "*", True) = 0 Then
                Send_Button.Enabled = True
                'This is where you would add the ability to process through a list of commands, by re-sending the 'next' command in a list of commands.
            Else
                MessageBox.Show("error! = [" & incomingData & "]")
            End If
        End If
    End Sub

    Private Sub RSP_Button_Click(sender As Object, e As EventArgs) Handles RSP_Button.Click
        ListBox1.Items.Clear()
        For Each sp As String In My.Computer.Ports.SerialPortNames
            ListBox1.Items.Add(sp)
        Next
    End Sub

    Private Sub ListBox1_SelectedIndexChanged(sender As Object, e As EventArgs) Handles ListBox1.SelectedIndexChanged
        If Not String.IsNullOrWhiteSpace(CType(ListBox1.SelectedItem, String)) Then
            MySerialPort.Close()
            MySerialPort.PortName = CType(ListBox1.SelectedItem, String)
            SelectedPort_TextBox.Text = CType(ListBox1.SelectedItem, String)
            MySerialPort.BaudRate = Convert.ToInt32(ComboBox1.SelectedItem.ToString)
            MySerialPort.Open()
            Send_Button.Enabled = True
        End If
    End Sub

    Private Sub Send_Button_Click(sender As Object, e As EventArgs) Handles Send_Button.Click
        If MySerialPort.IsOpen() Then
            incomingData = ""
            outgoingData = Sending_TextBox.Text
            'If you wanted the ability to automatically progress through a list of commands,
            'then this is where you would start the process by sending the first command in the list of commands to send.
            SendOutgoingData()
            Receiving_TextBox.Text = ""
            If CheckBox1.CheckState = CheckState.Unchecked Then
                Send_Button.Enabled = False
            End If
        End If
    End Sub

    Private Sub SendOutgoingData()
        MySerialPort.Write(outgoingData)
        MySerialPort.DiscardOutBuffer()
    End Sub

    Private Sub Form1_Closing(sender As Object, e As CancelEventArgs) Handles Me.Closing
        If MySerialPort.IsOpen() Then
            MySerialPort.Close()
        End If
    End Sub

    Private Sub CheckBox1_CheckedChanged(sender As Object, e As EventArgs) Handles CheckBox1.CheckedChanged
        If ListBox1.SelectedIndex <> -1 Then
            If CheckBox1.CheckState = CheckState.Checked Then
                Send_Button.Enabled = True
            End If
        End If
    End Sub


    '@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
    'below is code for the file-configurable send buttons.

    Private Sub Button7_Click(sender As Object, e As EventArgs) Handles LoadUBF_Button.Click
        OpenFileDialog1.InitialDirectory = currentButtonFilePath
        OpenFileDialog1.ShowDialog()
    End Sub

    Private Sub OpenFileDialog1_FileOk(sender As Object, e As CancelEventArgs) Handles OpenFileDialog1.FileOk
        'OpenFileDialog1 is used for reading button-config files only.
        UBFpath_TextBox.Text = Path.GetFileName(OpenFileDialog1.FileName)
        currentButtonFilePath = Path.GetFullPath(OpenFileDialog1.FileName)
        ResetButtonNamesArray()
        ResetButtonCommandsArray()
        If Read_ButtonsFile() = True Then
            RefreshUserButtonText()
        End If
    End Sub

    Private Sub ResetButtonNamesArray()
        For x = 0 To 19
            UserConfig_ButtonText_List(x).Text = "[not set]"
        Next
    End Sub

    Private Sub ResetButtonCommandsArray()
        For x = 0 To 19
            UserConfig_ButtonCommand_List(x).Text = "999:*"
        Next
    End Sub

    Private Sub UserConfigButton_EventSub(buttonNumber As Integer)
        If MySerialPort.IsOpen() Then
            If Send_Button.Enabled = True Then
                If Not String.IsNullOrWhiteSpace(UserConfig_ButtonCommand_List(buttonNumber).Text) Then
                    incomingData = ""
                    Sending_TextBox.Text = UserConfig_ButtonCommand_List(buttonNumber).Text
                    outgoingData = Sending_TextBox.Text
                    SendOutgoingData()
                    Receiving_TextBox.Text = ""
                    If CheckBox1.CheckState = CheckState.Unchecked Then
                        Send_Button.Enabled = False
                    End If
                Else
                    MessageBox.Show("error: no command to send")
                End If
            End If
        Else
            MessageBox.Show("error: serial port not open")
        End If
    End Sub

    Private Sub RefreshUserButtonText()
        For x = 0 To 19
            UserConfig_Button_List(x).Text = UserConfig_ButtonText_List(x).Text
        Next
    End Sub

    Private Function Read_ButtonsFile() As Boolean
        Dim buttonFileLine As String = ""
        Dim lineFields As String()
        Dim readLines As Boolean = True
        Dim counter As Integer = 0
        If File.Exists(OpenFileDialog1.FileName) = True Then
            Using fileIn As New StreamReader(OpenFileDialog1.FileName)
                Do While readLines = True
                    Try
                        buttonFileLine = fileIn.ReadLine()
                        If String.Compare(buttonFileLine, "EOF", True) = 0 Then
                            readLines = False
                        ElseIf String.IsNullOrWhiteSpace(buttonFileLine) Then
                            readLines = False
                            MessageBox.Show("Error!" & Environment.NewLine & "button config file contains empty line")
                        Else
                            Try
                                lineFields = buttonFileLine.Split("|")
                                UserConfig_ButtonText_List(counter).Text = lineFields(2)
                                UserConfig_ButtonCommand_List(counter).Text = lineFields(3)
                                counter += 1
                            Catch ex As ArgumentOutOfRangeException
                                counter += 1
                                MessageBox.Show("Error!" & Environment.NewLine & "button config file: read failure" & Environment.NewLine & "error on line # " & counter.ToString())
                            End Try
                        End If
                    Catch ex As EndOfStreamException
                        readLines = False
                        MessageBox.Show("Error!" & Environment.NewLine & "button config file stream" & Environment.NewLine & "end-of-file marker not present")
                    End Try
                Loop
            End Using
            Return True
        Else
            Return False
        End If
    End Function

    Private Sub SaveUBF_Button_Click(sender As Object, e As EventArgs) Handles SaveUBF_Button.Click
        SaveFileDialog1.InitialDirectory = currentButtonFilePath
        SaveFileDialog1.ShowDialog()
    End Sub

    Private Sub SaveFileDialog1_FileOk(sender As Object, e As CancelEventArgs) Handles SaveFileDialog1.FileOk
        Write_ButtonsFile()

    End Sub

    Private Sub Write_ButtonsFile()
        Using fileOut As StreamWriter = My.Computer.FileSystem.OpenTextFileWriter(SaveFileDialog1.FileName, False)
            Dim counter As Integer = 0
            For x = 0 To 19
                counter = x + 1
                fileOut.WriteLine("button|" & counter.ToString() & "|" & UserConfig_ButtonText_List(x).Text & "|" & UserConfig_ButtonCommand_List(x).Text)
            Next
            fileOut.WriteLine("EOF")
            currentButtonFilePath = SaveFileDialog1.FileName
            UBFpath_TextBox.Text = currentButtonFilePath
        End Using
    End Sub

    Private Sub UPButtons_UseEdits_Button_Click(sender As Object, e As EventArgs) Handles UPButtons_UseEdits_Button.Click
        RefreshUserButtonText()
    End Sub

    Private Sub UPButton1_Click(sender As Object, e As EventArgs) Handles UPButton1.Click
        UserConfigButton_EventSub(0)
    End Sub

    Private Sub UPButton2_Click(sender As Object, e As EventArgs) Handles UPButton2.Click
        UserConfigButton_EventSub(1)
    End Sub

    Private Sub UPButton3_Click(sender As Object, e As EventArgs) Handles UPButton3.Click
        UserConfigButton_EventSub(2)
    End Sub

    Private Sub UPButton4_Click(sender As Object, e As EventArgs) Handles UPButton4.Click
        UserConfigButton_EventSub(3)
    End Sub

    Private Sub UPButton5_Click(sender As Object, e As EventArgs) Handles UPButton5.Click
        UserConfigButton_EventSub(4)
    End Sub

    Private Sub UPButton6_Click(sender As Object, e As EventArgs) Handles UPButton6.Click
        UserConfigButton_EventSub(5)
    End Sub

    Private Sub UPButton7_Click(sender As Object, e As EventArgs) Handles UPButton7.Click
        UserConfigButton_EventSub(6)
    End Sub

    Private Sub UPButton8_Click(sender As Object, e As EventArgs) Handles UPButton8.Click
        UserConfigButton_EventSub(7)
    End Sub

    Private Sub UPButton9_Click(sender As Object, e As EventArgs) Handles UPButton9.Click
        UserConfigButton_EventSub(8)
    End Sub

    Private Sub UPButton10_Click(sender As Object, e As EventArgs) Handles UPButton10.Click
        UserConfigButton_EventSub(9)
    End Sub

    Private Sub UPButton11_Click(sender As Object, e As EventArgs) Handles UPButton11.Click
        UserConfigButton_EventSub(10)
    End Sub

    Private Sub UPButton12_Click(sender As Object, e As EventArgs) Handles UPButton12.Click
        UserConfigButton_EventSub(11)
    End Sub

    Private Sub UPButton13_Click(sender As Object, e As EventArgs) Handles UPButton13.Click
        UserConfigButton_EventSub(12)
    End Sub

    Private Sub UPButton14_Click(sender As Object, e As EventArgs) Handles UPButton14.Click
        UserConfigButton_EventSub(13)
    End Sub

    Private Sub UPButton15_Click(sender As Object, e As EventArgs) Handles UPButton15.Click
        UserConfigButton_EventSub(14)
    End Sub

    Private Sub UPButton16_Click(sender As Object, e As EventArgs) Handles UPButton16.Click
        UserConfigButton_EventSub(15)
    End Sub

    Private Sub UPButton17_Click(sender As Object, e As EventArgs) Handles UPButton17.Click
        UserConfigButton_EventSub(16)
    End Sub

    Private Sub UPButton18_Click(sender As Object, e As EventArgs) Handles UPButton18.Click
        UserConfigButton_EventSub(17)
    End Sub

    Private Sub UPButton19_Click(sender As Object, e As EventArgs) Handles UPButton19.Click
        UserConfigButton_EventSub(18)
    End Sub

    Private Sub UPButton20_Click(sender As Object, e As EventArgs) Handles UPButton20.Click
        UserConfigButton_EventSub(19)
    End Sub

End Class