using System; using System.Collections.Generic; using System.Text; using System.Security; using System.Runtime.InteropServices; using System.Windows.Forms; using System.Drawing.Printing; namespace PrinterPageSize { /// /// 自定义打印纸类型和尺寸 /// class MyPageSize { //调用方法 //float width = 2100; //float height = 1600; //PrintDocument printDocument1 = new PrintDocument(); //MyPageSize ps = new MyPageSize(); //string defaultPrinterName = printDocument1.PrinterSettings.PrinterName; //默认打印机名称 //string myPageSizeName = "MyCustomePageSize"; //ps.SetPrintForm(defaultPrinterName, myPageSizeName, width, height); //PaperSize ps1 = ps.GetPrintForm(defaultPrinterName, myPageSizeName); //printDocument1.DefaultPageSettings.PaperSize = ps1; /// /// 获取打印纸类型 /// /// 打印机名称 /// 纸张类型名称 /// 纸张类型 public PaperSize GetPrintForm(string printerName, string paperName) { PaperSize paper = null; PrinterSettings printer = new System.Drawing.Printing.PrinterSettings(); printer.PrinterName = printerName; foreach (System.Drawing.Printing.PaperSize ps in printer.PaperSizes) { if (ps.PaperName.ToLower() == paperName.ToLower()) { paper = ps; break; } } return paper; } /// /// 设置打印纸类型的尺寸，如果没有参数提供的类型则新建一个类型， /// /// 打印机名称 /// 打印纸类型名称 /// 宽度，单位0.1毫米，需要在打印机允许的尺寸之内，否则按照默认打印纸类型打印 /// 高度，单位0.1毫米，需要在打印机允许的尺寸之内，否则按照默认打印纸类型打印 public void SetPrintForm(string printerName, string paperName, float width, float height) { if (PlatformID.Win32NT == Environment.OSVersion.Platform) { const int PRINTER_ACCESS_USE = 0x00000008; const int PRINTER_ACCESS_ADMINISTER = 0x00000004; structPrinterDefaults defaults = new structPrinterDefaults(); defaults.pDatatype = null; defaults.pDevMode = IntPtr.Zero; defaults.DesiredAccess = PRINTER_ACCESS_ADMINISTER | PRINTER_ACCESS_USE; IntPtr hPrinter = IntPtr.Zero; if (OpenPrinter(printerName, out hPrinter, ref defaults)) { try { structFormInfo1 formInfo = new structFormInfo1(); formInfo.Flags = 0; formInfo.pName = paperName; formInfo.Size.width = (int)(width * 100.0); formInfo.Size.height = (int)(height * 100.0); formInfo.ImageableArea.left = 0; formInfo.ImageableArea.right = formInfo.Size.width; formInfo.ImageableArea.top = 0; formInfo.ImageableArea.bottom = formInfo.Size.height; bool rslt = false; if (GetPrintForm(printerName, paperName) != null) { rslt = SetForm(hPrinter, paperName, 1, ref formInfo); } else { this.AddCustomPaperSize(printerName, paperName, width, height); rslt = true; } if (!rslt) { StringBuilder strBuilder = new StringBuilder(); strBuilder.AppendFormat("添加纸张{0}时发生错误!, 系统错误号: {1}", paperName, GetLastError()); //throw new ApplicationException(strBuilder.ToString()); MessageBox.Show(strBuilder.ToString()); } } finally { ClosePrinter(hPrinter); } } } } /// /// 增加打印纸类型 /// /// 打印机名称 /// 打印纸类型名称 /// 宽度，单位0.1毫米，需要在打印机允许的尺寸之内，否则按照默认打印纸类型打印 /// 高度，单位0.1毫米，需要在打印机允许的尺寸之内，否则按照默认打印纸类型打印 public void AddCustomPaperSize(string printerName, string paperName, float width, float height) { if (PlatformID.Win32NT == Environment.OSVersion.Platform) { const int PRINTER_ACCESS_USE = 0x00000008; const int PRINTER_ACCESS_ADMINISTER = 0x00000004; structPrinterDefaults defaults = new structPrinterDefaults(); defaults.pDatatype = null; defaults.pDevMode = IntPtr.Zero; defaults.DesiredAccess = PRINTER_ACCESS_ADMINISTER | PRINTER_ACCESS_USE; IntPtr hPrinter = IntPtr.Zero; if (OpenPrinter(printerName, out hPrinter, ref defaults)) { try { DeleteForm(hPrinter, paperName); structFormInfo1 formInfo = new structFormInfo1(); formInfo.Flags = 0; formInfo.pName = paperName; formInfo.Size.width = (int)(width * 100.0); formInfo.Size.height = (int)(height * 100.0); formInfo.ImageableArea.left = 0; formInfo.ImageableArea.right = formInfo.Size.width; formInfo.ImageableArea.top = 0; formInfo.ImageableArea.bottom = formInfo.Size.height; if (!AddForm(hPrinter, 1, ref formInfo)) { StringBuilder strBuilder = new StringBuilder(); strBuilder.AppendFormat("添加纸张{0}时发生错误!, 系统错误号: {1}", paperName, GetLastError()); throw new ApplicationException(strBuilder.ToString()); } } finally { ClosePrinter(hPrinter); } } else { StringBuilder strBuilder = new StringBuilder(); strBuilder.AppendFormat("打开打印机{0} 时出现异常!, 系统错误号: {1}", printerName, GetLastError()); throw new ApplicationException(strBuilder.ToString()); } } else { structDevMode pDevMode = new structDevMode(); IntPtr hDC = CreateDC(null, printerName, null, ref pDevMode); if (hDC != IntPtr.Zero) { const long DM_PAPERSIZE = 0x00000002L; const long DM_PAPERLENGTH = 0x00000004L; const long DM_PAPERWIDTH = 0x00000008L; pDevMode.dmFields = (int)(DM_PAPERSIZE | DM_PAPERWIDTH | DM_PAPERLENGTH); pDevMode.dmPaperSize = 256; pDevMode.dmPaperWidth = (short)(width * 2.54 * 10000.0); pDevMode.dmPaperLength = (short)(height * 2.54 * 10000.0); ResetDC(hDC, ref pDevMode); DeleteDC(hDC); } } } [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)] internal struct structPrinterDefaults { [MarshalAs(UnmanagedType.LPTStr)] public String pDatatype; public IntPtr pDevMode; [MarshalAs(UnmanagedType.I4)] public int DesiredAccess; }; [DllImport("winspool.Drv", EntryPoint = "OpenPrinter", SetLastError = true, CharSet = CharSet.Unicode, ExactSpelling = false, CallingConvention = CallingConvention.StdCall), SuppressUnmanagedCodeSecurityAttribute()] internal static extern bool OpenPrinter([MarshalAs(UnmanagedType.LPTStr)] string printerName, out IntPtr phPrinter, ref structPrinterDefaults pd); [DllImport("winspool.Drv", EntryPoint = "ClosePrinter", SetLastError = true, CharSet = CharSet.Unicode, ExactSpelling = false, CallingConvention = CallingConvention.StdCall), SuppressUnmanagedCodeSecurityAttribute()] internal static extern bool ClosePrinter(IntPtr phPrinter); [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)] internal struct structSize { public Int32 width; public Int32 height; } [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)] internal struct structRect { public Int32 left; public Int32 top; public Int32 right; public Int32 bottom; } [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)] internal struct structFormInfo1 { [MarshalAs(UnmanagedType.I4)] public int Flags; [MarshalAs(UnmanagedType.LPTStr)] public String pName; public structSize Size; public structRect ImageableArea; }; [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)] internal struct structDevMode { [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)] public StringdmDeviceName; [MarshalAs(UnmanagedType.U2)] public short dmSpecVersion; [MarshalAs(UnmanagedType.U2)] public short dmDriverVersion; [MarshalAs(UnmanagedType.U2)] public short dmSize; [MarshalAs(UnmanagedType.U2)] public short dmDriverExtra; [MarshalAs(UnmanagedType.U4)] public int dmFields; [MarshalAs(UnmanagedType.I2)] public short dmOrientation; [MarshalAs(UnmanagedType.I2)] public short dmPaperSize; [MarshalAs(UnmanagedType.I2)] public short dmPaperLength; [MarshalAs(UnmanagedType.I2)] public short dmPaperWidth; [MarshalAs(UnmanagedType.I2)] public short dmScale; [MarshalAs(UnmanagedType.I2)] public short dmCopies; [MarshalAs(UnmanagedType.I2)] public short dmDefaultSource; [MarshalAs(UnmanagedType.I2)] public short dmPrintQuality; [MarshalAs(UnmanagedType.I2)] public short dmColor; [MarshalAs(UnmanagedType.I2)] public short dmDuplex; [MarshalAs(UnmanagedType.I2)] public short dmYResolution; [MarshalAs(UnmanagedType.I2)] public short dmTTOption; [MarshalAs(UnmanagedType.I2)] public short dmCollate; [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)] public String dmFormName; [MarshalAs(UnmanagedType.U2)] public short dmLogPixels; [MarshalAs(UnmanagedType.U4)] public int dmBitsPerPel; [MarshalAs(UnmanagedType.U4)] public int dmPelsWidth; [MarshalAs(UnmanagedType.U4)] public int dmPelsHeight; [MarshalAs(UnmanagedType.U4)] public int dmNup; [MarshalAs(UnmanagedType.U4)] public int dmDisplayFrequency; [MarshalAs(UnmanagedType.U4)] public int dmICMMethod; [MarshalAs(UnmanagedType.U4)] public int dmICMIntent; [MarshalAs(UnmanagedType.U4)] public int dmMediaType; [MarshalAs(UnmanagedType.U4)] public int dmDitherType; [MarshalAs(UnmanagedType.U4)] public int dmReserved1; [MarshalAs(UnmanagedType.U4)] public int dmReserved2; } [DllImport("winspool.Drv", EntryPoint = "AddForm", SetLastError = true, CharSet = CharSet.Unicode, ExactSpelling = false, CallingConvention = CallingConvention.StdCall), SuppressUnmanagedCodeSecurityAttribute()] internal static extern bool AddForm(IntPtr phPrinter, [MarshalAs(UnmanagedType.I4)] int level, ref structFormInfo1 form); [DllImport("winspool.Drv", EntryPoint = "DeleteForm", SetLastError = true, CharSet = CharSet.Unicode, ExactSpelling = false, CallingConvention = CallingConvention.StdCall), SuppressUnmanagedCodeSecurityAttribute()] internal static extern bool DeleteForm(IntPtr phPrinter, [MarshalAs(UnmanagedType.LPTStr)] string pName); [DllImport("winspool.Drv", EntryPoint = "SetForm", SetLastError = true, CharSet = CharSet.Unicode, ExactSpelling = false, CallingConvention = CallingConvention.StdCall), SuppressUnmanagedCodeSecurityAttribute()] internal static extern bool SetForm(IntPtr phPrinter, [MarshalAs(UnmanagedType.LPTStr)] string pName, [MarshalAs(UnmanagedType.I4)] int level, ref structFormInfo1 form); [DllImport("kernel32.dll", EntryPoint = "GetLastError", SetLastError = false, ExactSpelling = true, CallingConvention = CallingConvention.StdCall), SuppressUnmanagedCodeSecurityAttribute()] internal static extern Int32 GetLastError(); [DllImport("GDI32.dll", EntryPoint = "CreateDC", SetLastError = true, CharSet = CharSet.Unicode, ExactSpelling = false, CallingConvention = CallingConvention.StdCall), SuppressUnmanagedCodeSecurityAttribute()] internal static extern IntPtr CreateDC([MarshalAs(UnmanagedType.LPTStr)]string pDrive, [MarshalAs(UnmanagedType.LPTStr)] string pName, [MarshalAs(UnmanagedType.LPTStr)] string pOutput, ref structDevMode pDevMode); [DllImport("GDI32.dll", EntryPoint = "ResetDC", SetLastError = true, CharSet = CharSet.Unicode, ExactSpelling = false, CallingConvention = CallingConvention.StdCall), SuppressUnmanagedCodeSecurityAttribute()] internal static extern IntPtr ResetDC(IntPtr hDC, ref structDevMode pDevMode); [DllImport("GDI32.dll", EntryPoint = "DeleteDC", SetLastError = true, CharSet = CharSet.Unicode, ExactSpelling = false, CallingConvention = CallingConvention.StdCall), SuppressUnmanagedCodeSecurityAttribute()] internal static extern bool DeleteDC(IntPtr hDC); } }
