Option Explicit On
Imports System.Net
Imports System.IO
Public Class 車輛保養紀錄表
    ReadOnly ds As New DataSet : ReadOnly ds1 As New DataSet
    Dim EDR As Integer = 0 : Dim ESTR As String
    Private m_Leftx As Integer = 152
    Private m_Lefty As Integer = 0
    Dim m_MousePosX As Integer
    Dim m_MousePosY As Integer
    Dim m_DeltaX As Integer
    Dim m_DeltaY As Integer
    ReadOnly m_StrecthX As Double
    ReadOnly m_StrecthY As Double
    Private Sub Set_清單()
        DataGridView1.DataSource = Nothing : ds.Clear()
        DataGridView1.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.EnableResizing
        DataGridView1.ColumnHeadersHeight = 25
        DataGridView1.AllowUserToAddRows = False
        SQL_車輛保養紀錄表()
        da.Fill(ds) : DataGridView1.DataSource = ds.Tables(0) : conn.Close()
        DataGridView1.Columns(0).Visible = False : DataGridView1.Columns(1).Visible = False : DataGridView1.Columns(2).FillWeight = 100 : DataGridView1.Columns(3).FillWeight = 100
        DataGridView1.Columns(4).FillWeight = 100
        DataGridView1.Columns(4).DefaultCellStyle.Format = "#,##0"
        DataGridView1.Columns(4).DefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter : DataGridView1.Columns(4).HeaderCell.Style.Alignment = DataGridViewContentAlignment.MiddleCenter
    End Sub
    Private Sub ComboBox1下拉表單資料載入()
        SQL_車牌號碼清單()
        ComboBox1.Items.Clear()
        While (dr.Read()) : ComboBox1.Items.Add(dr("車牌號碼")) : End While : conn.Close()
    End Sub
    Private Sub 車輛保養紀錄表_Load(sender As Object, e As EventArgs) Handles MyBase.Load
        Me.MdiParent = MAOJI_ERP_SYS : Me.WindowState = 2 : Me.AutoScroll = True
        TextBox1.Visible = False : TextBox3.Visible = False : ComboBox1下拉表單資料載入()
        If FolderBrowserDialog1.ShowDialog = DialogResult.OK Then
            WebBrowser2.Navigate(FolderBrowserDialog1.SelectedPath)
        End If
        Target1 = Target & AA(1) & "/"
        WebBrowser1.Url = New Uri(Target1)
    End Sub
    Private Sub DataGridView1_CellClick(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles DataGridView1.CellClick
        If e.RowIndex = -1 Then : Else
            DateTimePicker2.Value = DataGridView1.Rows(e.RowIndex).Cells("保養日期").Value.ToString : DateTimePicker1.Value = DataGridView1.Rows(e.RowIndex).Cells("預保日期").Value.ToString
            NumericUpDown1.Value = DataGridView1.Rows(e.RowIndex).Cells("里程數").Value.ToString : TextBox1.Text = DataGridView1.Rows(e.RowIndex).Cells("流水號").Value.ToString
            Set_圖片顯示()
        End If
    End Sub
    Private Sub TextBox4_DragEnter(sender As Object, e As DragEventArgs) Handles TextBox4.DragEnter
        If e.Data.GetDataPresent(DataFormats.FileDrop) Then
            Dim files As String()
            Try
                files = CType(e.Data.GetData(DataFormats.FileDrop), String())
                TextBox4.Text = files(files.Length - 1)
            Catch ex As Exception
                MessageBox.Show(ex.Message)
                Return
            End Try
        End If

        Dim STR2 As Integer = 0
        TextBox3.Text = TextBox4.Text
        If TextBox4.Text = "" Then
        Else
            For i As Integer = 0 To 9999
                Dim STR1 As Integer = Strings.Len(TextBox3.Text)
                If Strings.Right((TextBox3.Text), 1) <> "\" Then
                    STR1 -= 1 : STR2 += 1
                    If STR1 = 0 Then
                        TextBox3.Text = ""
                        TextBox4.Text = ""
                        i = 9999
                    Else
                        TextBox3.Text = Strings.Left((TextBox3.Text), STR1)
                    End If
                Else
                    TextBox3.Text = Strings.Right((TextBox4.Text), STR2)
                    TextBox4.Text = TextBox3.Text
                    i = 9999
                End If
            Next
        End If
    End Sub
    Private Sub TextBox4_DragDrop(ByVal sender As Object, ByVal e As DragEventArgs) Handles TextBox4.DragDrop
        Dim files As Array = e.Data.GetData(DataFormats.FileDrop)
        For Each file As String In files
            TextBox4.AppendText(file + Environment.NewLine)
        Next
    End Sub
    Private Sub Button14_Click(sender As Object, e As EventArgs) Handles Button14.Click
        If FolderBrowserDialog1.ShowDialog = DialogResult.OK Then
            WebBrowser2.Navigate(FolderBrowserDialog1.SelectedPath)
        End If
    End Sub
    Private Sub ComboBox1_SelectedIndexChanged(sender As Object, e As EventArgs) Handles ComboBox1.SelectedIndexChanged
        Set_清單()
    End Sub
    Private Sub Set_日期格式轉換()
        DTP1 = Format(DateTimePicker2.Value, "yyyy/MM/dd") : DTP2 = Format(DateTimePicker1.Value, "yyyy/MM/dd")
    End Sub
    Private Sub Set_流水號()
        SQL_車輛保養紀錄表流水號最後一筆()
        If dr.Read() Then : EDR = Double.Parse(Strings.Right(dr("流水號").ToString, 8)) : Else : EDR = 0 : End If
        conn.Close()
        EDR += 1
        If EDR < 10 Then : ESTR = "VM" & "0000000" & EDR
        ElseIf EDR > 9 And EDR < 100 Then : ESTR = "VM" & "000000" & EDR
        ElseIf EDR > 99 And EDR < 1000 Then : ESTR = "VM" & "00000" & EDR
        ElseIf EDR > 999 And EDR < 10000 Then : ESTR = "VM" & "0000" & EDR
        ElseIf EDR > 9999 And EDR < 100000 Then : ESTR = "VM" & "000" & EDR
        ElseIf EDR > 99999 And EDR < 100000 Then : ESTR = "VM" & "00" & EDR
        ElseIf EDR > 999999 And EDR < 1000000 Then : ESTR = "VM" & "0" & EDR
        ElseIf EDR > 9999999 Then : ESTR = "VM" & EDR
        End If
        TextBox1.Text = ESTR
        Set_日期格式轉換()
    End Sub
    Private Sub Set_圖片顯示()
        PictureBox1.Image = Nothing
        SQL_車輛保養紀錄表圖片讀取()
        While dr.Read() = True
            Dim unused As Byte() = New Byte(-1) {}
            Dim bytes As Byte() = DirectCast(dr.Item("圖片"), Byte())
            Dim oStream As New MemoryStream(bytes)
            PictureBox1.Image = Bitmap.FromStream(oStream)
        End While
        conn.Close()
        PictureBox1.SizeMode = 4
    End Sub
    Private Sub Button2_Click(sender As Object, e As EventArgs) Handles Button2.Click
        If ComboBox1.Text = "" Then
            MsgBox("請先輸入車牌，或選擇車牌")
        Else
            If TextBox4.Text = "" Then
                Set_流水號() : SQL_車輛保養紀錄表新增_無圖片() : conn.Close() : TextBox4.Text = "" : Set_圖片顯示() : TextBox1.Text = ""
            Else
                Set_流水號() : SQL_車輛保養紀錄表新增_有圖片() : conn.Close()
                '---FTP方式刪除檔案----------------------------------------------------------------------------------------------------------------------------------------------------------------------
                Dim frq As FtpWebRequest, frp As FtpWebResponse, fcr As NetworkCredential
                frq = CType(WebRequest.Create(New Uri(Target1 & TextBox4.Text)), FtpWebRequest)
                fcr = New NetworkCredential(FTP帳號, FTP密碼)
                frq.Credentials = fcr
                frq.Method = WebRequestMethods.Ftp.DeleteFile
                frq.UseBinary = True
                frp = CType(frq.GetResponse, FtpWebResponse)
                frp.Close()
                WebBrowser1.Refresh()
                '----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                TextBox4.Text = ""
                Set_圖片顯示()
                TextBox1.Text = ""
            End If
            Set_清單()
        End If
    End Sub
    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
        If ComboBox1.Text = "" Then
            MsgBox("請先輸入車牌，或選擇車牌")
        Else
            If TextBox4.Text = "" Then
                Set_日期格式轉換()
                SQL_車輛保養紀錄表修改_無圖片() : conn.Close()
                TextBox4.Text = "" : Set_圖片顯示() : TextBox1.Text = ""
            Else
                conn.Close() : Set_日期格式轉換()
                SQL_車輛保養紀錄表修改_有圖片() : conn.Close()
                '---FTP方式刪除檔案----------------------------------------------------------------------------------------------------------------------------------------------------------------------
                Dim frq As FtpWebRequest, frp As FtpWebResponse, fcr As NetworkCredential
                frq = CType(WebRequest.Create(New Uri(Target1 & TextBox4.Text)), FtpWebRequest)
                fcr = New NetworkCredential(FTP帳號, FTP密碼)
                frq.Credentials = fcr
                frq.Method = WebRequestMethods.Ftp.DeleteFile
                frq.UseBinary = True
                frp = CType(frq.GetResponse, FtpWebResponse)
                frp.Close()
                WebBrowser1.Refresh()
                '----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                TextBox4.Text = ""
                Set_圖片顯示()
                TextBox1.Text = ""
            End If
            MsgBox("修改完成") : Set_清單()
        End If
    End Sub
    Private Sub Button9_Click(sender As Object, e As EventArgs) Handles Button9.Click
        PictureBox1.Image.RotateFlip(RotateFlipType.Rotate90FlipNone) : PictureBox1.Refresh() : PictureBox1.SizeMode = 4
    End Sub
    Private Sub Button8_Click(sender As Object, e As EventArgs) Handles Button8.Click
        PictureBox1.Image.RotateFlip(RotateFlipType.Rotate270FlipNone) : PictureBox1.Refresh() : PictureBox1.SizeMode = 4
    End Sub
    Private Sub Button7_Click(sender As Object, e As EventArgs) Handles Button7.Click
        PictureBox1.Image.RotateFlip(RotateFlipType.Rotate180FlipY) : PictureBox1.Refresh() : PictureBox1.SizeMode = 4
    End Sub
    Private Sub Button6_Click(sender As Object, e As EventArgs) Handles Button6.Click
        PictureBox1.Image.RotateFlip(RotateFlipType.Rotate180FlipX) : PictureBox1.Refresh() : PictureBox1.SizeMode = 4
    End Sub
    Private Sub Button5_Click(sender As Object, e As EventArgs) Handles Button5.Click
        Dim image = PictureBox1.Image
        Dim g As Graphics = PictureBox1.CreateGraphics
        g.DrawImage(image, New Rectangle(0, 0, image.Width * 2, image.Height * 2))
    End Sub
    Private Sub Button4_Click(sender As Object, e As EventArgs) Handles Button4.Click
        PictureBox1.Refresh()
    End Sub
    '@#处理鼠标按键抬起的事件，根据鼠标按下时保存的鼠标位置，和当前鼠标的位置， 
    '计算鼠标移动偏移量，借此调用移动图片的函数，移动图片 
    Private Sub PictureBox1_MouseUp(ByVal sender As Object, ByVal e As MouseEventArgs) Handles PictureBox1.MouseUp
        m_DeltaX = m_MousePosX - e.X
        m_DeltaY = m_MousePosY - e.Y
        m_Leftx -= m_DeltaX
        m_Lefty -= m_DeltaY
        Picturemove(sender, e)
        Me.Cursor = Cursors.Arrow
    End Sub
    '@#当鼠标按下时，将鼠标变成手形，并且记录下当前鼠标的位置 
    Private Sub PictureBox1_MouseDown(ByVal sender As Object, ByVal e As MouseEventArgs) Handles PictureBox1.MouseDown
        Me.Cursor = Cursors.Hand
        m_MousePosX = e.X
        m_MousePosY = e.Y
    End Sub
    '@#根据偏移量计算出的图片位置，重画图片 
    Private Sub Picturemove(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs)
        Dim myBit As New Bitmap(PictureBox1.Image)
        Dim myPicGrh As Graphics = Me.PictureBox1.CreateGraphics
        myPicGrh.Clear(Me.PictureBox1.BackColor)
        myPicGrh.DrawImageUnscaled(myBit, m_Leftx - 152, m_Lefty)
        myBit.Dispose()
        myPicGrh.Dispose()
    End Sub
End Class