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頁數 6 / 6 上一頁
搜尋 UW 結果:
在列印前把列印的內容使用圖檔存備份
主要是使用 Printing.PreviewPrintController 的產生預覽圖片的功能來儲存列印內容, 再把圖片送到印表機, 以保証列印內容和儲存的圖檔是一致的. 值得一提的是, 在預覽時可以使用不同的印表機, 以便讓產生較小的圖檔, 否則有時會發生 GDI+ 的錯誤.

Sample 如下:

Imports System.Drawing.Printing

Namespace X
    Partial Public Class PrintSomething
        Dim PD As PrintDocument

        Dim ppc As New Printing.PreviewPrintController()

        Dim TotalPage As Int32 = 0

        ''' <summary>
        ''' 第幾次列印, 用來控制寫出的圖檔
        ''' </summary>
        ''' <remarks></remarks>
        Dim PrintCount As Int32 = 1

        Dim PageCount As Int32 = 1

            :
            :
            :
      
        Sub New(ByVal oPM As DB.PackingListMain, ByVal dtDetail As DataTable, dtUsedCoupon As DataTable)
            '初始化資料
            :
            :
            :
        End Sub

        Sub InitPrintDocument()
            '在這裡設定 PrintDocument 的紙張, 印表機, 邊界, 橫印或直印

            PD = New PrintDocument

            :
            :
            :

        End Sub

        Sub print()
            InitPrintDocument()

            PD.PrintController = ppc

           
            ' 第一次先把列印結果存在 Printing.PreviewPrintController 中
            AddHandler PD.PrintPage, AddressOf GeneratePreview

            '再來儲存圖片
            AddHandler PD.EndPrint, AddressOf SaveImage

            PD.Print()
        End Sub


        Dim ppi() As Printing.PreviewPageInfo
        Dim PrintPage As Int32 = 0

        Sub SaveImage(ByVal sender As Object, ByVal ev As PrintEventArgs)

            PrintDebug("Save Image Start, " & Now.ToString("yyyy-MM-dd HH:mm:ss.fff"))

            '把圖檔存起來
            Dim TF As String = Now.ToString("yyyyMMddHHmmss") ' DB.SysConfig.Path.LocalDataRoot
            Dim PathLocal As String = "C:\PrintLog\" & TF.Substring(0, 4) & "-" & TF.Substring(4, 2) & "\"
            Dim PathPackingListSheetImage As String = DB.SysConfig.PackingListSheetImage & TF.Substring(0, 4) & "-" & TF.Substring(4, 2) & "\"

            System.IO.Directory.CreateDirectory(PathLocal)
            System.IO.Directory.CreateDirectory(PathPackingListSheetImage)

            Dim LatestImages As String = ""
            ppi = ppc.GetPreviewPageInfo()

            For x As Integer = 0 To ppi.Length - 1
                Dim Filename As String = TF & "_" & Me.oPM.Id & "_" & x & ".png"

                ppi(x).Image.Save(PathLocal & Filename, System.Drawing.Imaging.ImageFormat.Png)
            Next


            '把圖檔印出來
            For x As Integer = 0 To ppi.Length - 1
  '建立新的 PrintDocument
                InitPrintDocument()

                If CST.WebConfig.Server_NAME = "測試主機" Then
                    UW.WU.DebugWriteLine("PrinterName: " & Me.PD.PrinterSettings.PrinterName)
                    UW.WU.DebugWriteLine("PaperSize: " & PD.DefaultPageSettings.PaperSize.PaperName)

                    PD.DocumentName = "PackingList"
                    PD.PrinterSettings.PrintFileName = "C:\PDF\PackingList" & Now.ToString("yyyyMMddHHmmss") & "_" & PrintPage & ".prn"
                    PD.PrinterSettings.PrintToFile = True

                    'PD.PrinterSettings.
                End If

                '很奇怪, 這裡不會分頁, 所以要一張一張印   
                AddHandler PD.PrintPage, AddressOf pd_PrintPage2
                PD.Print()


               PrintPage += 1

            Next
        End Sub

        Private Sub pd_PrintPage2(ByVal sender As Object, ByVal ev As PrintPageEventArgs)
            '很奇怪, 這裡不會分頁, 所以要一張一張印           
            ev.Graphics.DrawImage(ppi(PrintPage).Image, 0, 0)
            ev.HasMorePages = False
        End Sub


        Private Sub GeneratePreview(ByVal sender As Object, ByVal ev As PrintPageEventArgs)
            ' 列印內容
        End Sub

        End Class
    End Class

End Namespace

More...
Bike, 2012/5/3 下午 04:00:38
Select with XLock
在 Select 指令後, 依據結果做一些工作, 即使有 Transaction, 但還是有可能發生一致性的問題:

Ex:

        Dim Conn As SqlConnection = UW.SQL.GetOpenedConnection
        Dim Tran As SqlTransaction = Conn.BeginTransaction

        Try
            Dim C As Int32 = UW.SQL.GetSingleValue("Select Counter From TableA Where Id = 1", Tran)
            C = C + 1
            UW.SQL.executeSQL("Update TableA Set Counter = " & C & " Where  Id = 1", Tran)
            Tran.Commit()
        Catch ex As Exception
            Tran.Rollback()
            UW.WU.DebugWriteLine(ex.ToString, True, True)

        Finally
            If Conn.State <> ConnectionState.Closed Then
                Conn.Close()
            End If

        End Try


以上的程式由兩個 Session 同時執行時, 並不能保証 Counter 會被加 2

若是要保証兩個 Session 都會把 Counter 加一(總共加 2), 要把以下這一行

Dim C As Int32 = UW.SQL.GetSingleValue("Select Counter From TableA Where Id = 1", Tran)

改為

Dim C As Int32 = UW.SQL.GetSingleValue("Select Counter From TableA With(XLock) Where Id = 1", Tran)
More...
Bike, 2012/5/3 下午 03:02:16
C#
#Region => 區塊作用說明

EX.

#region Configure for Content Provider  =>區塊說明,在程式裡不會work

//Settings for Cotent Provider (for Alpha Enviroment)
string szCID = xmlDoc.DocumentElement["CID"].InnerText;
string szKey = "z1okwCmRSkgk/vkWzxIuwQNuUvf9d8gj";
string szIV = "dg454KArm6g=";
string szPassword = "1234";

#endregion

More...
Reiko, 2012/4/30 下午 12:25:30
安裝awstats

http://nani.uwinfo.com.tw/?p=197

http://ssorc.tw/rewrite.php/read-631.html

安裝 GeoIP:

安裝 Perl 模組
在 cmd 下, 輸入 "ppm install Geo-IP-PurePerl"

下載 Data:

1. Install Perl module.  Open your Perl Package Manager which is stand for ppm.bat in bin folder.
2. Install Geo-IP-PurePerl and Geo-IPfree module.
3. Download the GeoIP data from, http://www.maxmind.com/download/geoip/database/. (要 dat 的格式, 不要 csv 的)
4. Extract the data and place it to C:\Perl\lib\Geo\IP folder.
5. Open the awstats.base.conf(C:\awstats\wwwroot\cgi-bin) and paste the following command.

LoadPlugin="geoip GEOIP_STANDARD C:\Perl\lib\Geo\IP\GeoIP.dat"


6. You have done and you will see the result in next update.

 

More...
Reiko, 2012/4/13 下午 07:28:25
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頁數 6 / 6 上一頁
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