feat: 初始功能

2026-05-23 18:16:50 +08:00
parent a5bfd8792e
commit 9a51259e9e
63 changed files with 5377 additions and 1 deletions
--- a/Helpers/WindowsPrintApi.cs
+++ b/Helpers/WindowsPrintApi.cs
@@ -0,0 +1,117 @@
+using System.Runtime.InteropServices;
+
+namespace CloudPrint.Client.Helpers;
+
+/// <summary>
+/// Windows Print Spooler API P/Invoke 声明，用于 RAW 打印、队列枚举和任务取消。
+/// </summary>
+public static class WindowsPrintApi
+{
+    public const int JobControlCancel = 3;
+    public const int JobControlDelete = 5;
+
+    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
+    public sealed class DocInfo
+    {
+        [MarshalAs(UnmanagedType.LPWStr)]
+        public string DocumentName = string.Empty;
+
+        [MarshalAs(UnmanagedType.LPWStr)]
+        public string? OutputFile;
+
+        [MarshalAs(UnmanagedType.LPWStr)]
+        public string DataType = "RAW";
+    }
+
+    [StructLayout(LayoutKind.Sequential)]
+    public struct SystemTime
+    {
+        public short Year;
+        public short Month;
+        public short DayOfWeek;
+        public short Day;
+        public short Hour;
+        public short Minute;
+        public short Second;
+        public short Milliseconds;
+    }
+
+    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
+    public struct JobInfo1
+    {
+        public int JobId;
+
+        [MarshalAs(UnmanagedType.LPWStr)]
+        public string? PrinterName;
+
+        [MarshalAs(UnmanagedType.LPWStr)]
+        public string? MachineName;
+
+        [MarshalAs(UnmanagedType.LPWStr)]
+        public string? UserName;
+
+        [MarshalAs(UnmanagedType.LPWStr)]
+        public string? DocumentName;
+
+        [MarshalAs(UnmanagedType.LPWStr)]
+        public string? DataType;
+
+        [MarshalAs(UnmanagedType.LPWStr)]
+        public string? StatusText;
+
+        public int Status;
+        public int Priority;
+        public int Position;
+        public int TotalPages;
+        public int PagesPrinted;
+        public SystemTime Submitted;
+    }
+
+    [DllImport("winspool.drv", EntryPoint = "OpenPrinterW", SetLastError = true, CharSet = CharSet.Unicode)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool OpenPrinter(string printerName, out IntPtr printerHandle, IntPtr printerDefaults);
+
+    [DllImport("winspool.drv", EntryPoint = "ClosePrinter", SetLastError = true)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool ClosePrinter(IntPtr printerHandle);
+
+    [DllImport("winspool.drv", EntryPoint = "StartDocPrinterW", SetLastError = true, CharSet = CharSet.Unicode)]
+    public static extern int StartDocPrinter(IntPtr printerHandle, int level, [In] DocInfo documentInfo);
+
+    [DllImport("winspool.drv", EntryPoint = "EndDocPrinter", SetLastError = true)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool EndDocPrinter(IntPtr printerHandle);
+
+    [DllImport("winspool.drv", EntryPoint = "StartPagePrinter", SetLastError = true)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool StartPagePrinter(IntPtr printerHandle);
+
+    [DllImport("winspool.drv", EntryPoint = "EndPagePrinter", SetLastError = true)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool EndPagePrinter(IntPtr printerHandle);
+
+    [DllImport("winspool.drv", EntryPoint = "WritePrinter", SetLastError = true)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool WritePrinter(IntPtr printerHandle, byte[] data, int count, out int written);
+
+    [DllImport("winspool.drv", EntryPoint = "EnumJobsW", SetLastError = true, CharSet = CharSet.Unicode)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool EnumJobs(
+        IntPtr printerHandle,
+        int firstJob,
+        int numberOfJobs,
+        int level,
+        IntPtr jobBuffer,
+        int bufferSize,
+        out int bytesNeeded,
+        out int jobsReturned);
+
+    [DllImport("winspool.drv", EntryPoint = "SetJobW", SetLastError = true, CharSet = CharSet.Unicode)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    public static extern bool SetJob(
+        IntPtr printerHandle,
+        int jobId,
+        int level,
+        IntPtr jobInfo,
+        int command);
+}