mirror of https://github.com/dahall/Vanara.git
Added HANDLEConverter class and added to common handles
David Hall
parent
adeddd0218
commit
949f6bb8d2
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@ -1,10 +1,11 @@
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using Microsoft.Win32.SafeHandles;
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using System.ComponentModel;
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using System.Diagnostics;
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namespace Vanara.PInvoke;
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/// <summary>Provides a handle to an accelerator table.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HACCEL : IUserHandle
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{
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private readonly IntPtr handle;
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@ -57,7 +58,7 @@ public readonly struct HACCEL : IUserHandle
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}
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/// <summary>Provides a generic handle.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HANDLE : IHandle
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{
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private readonly IntPtr handle;
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@ -115,7 +116,7 @@ public readonly struct HANDLE : IHandle
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}
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/// <summary>Provides a handle to a bitmap.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HBITMAP : IGraphicsObjectHandle
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{
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private readonly IntPtr handle;
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@ -173,7 +174,7 @@ public readonly struct HBITMAP : IGraphicsObjectHandle
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}
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/// <summary>Provides a handle to drawing brush.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HBRUSH : IGraphicsObjectHandle
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{
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private readonly IntPtr handle;
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@ -231,7 +232,7 @@ public readonly struct HBRUSH : IGraphicsObjectHandle
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}
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/// <summary>Provides a handle to a color space.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HCOLORSPACE : IGraphicsObjectHandle
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{
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private readonly IntPtr handle;
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@ -289,7 +290,7 @@ public readonly struct HCOLORSPACE : IGraphicsObjectHandle
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}
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/// <summary>Provides a handle to cursor.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HCURSOR : IGraphicsObjectHandle
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{
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private readonly IntPtr handle;
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@ -347,7 +348,7 @@ public readonly struct HCURSOR : IGraphicsObjectHandle
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}
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/// <summary>Provides a handle to a graphic device context.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HDC : IHandle
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{
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private readonly IntPtr handle;
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@ -400,7 +401,7 @@ public readonly struct HDC : IHandle
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}
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/// <summary>Provides a handle to a desktop.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HDESK : IKernelHandle
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{
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private readonly IntPtr handle;
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@ -453,7 +454,7 @@ public readonly struct HDESK : IKernelHandle
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}
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/// <summary>Provides a handle to a DPA.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HDPA : IKernelHandle
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{
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private readonly IntPtr handle;
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@ -506,7 +507,7 @@ public readonly struct HDPA : IKernelHandle
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}
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/// <summary>Provides a handle to a Windows drop operation.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HDROP : IShellHandle
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{
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private readonly IntPtr handle;
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@ -559,7 +560,7 @@ public readonly struct HDROP : IShellHandle
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}
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/// <summary>Provides a handle to a DSA.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HDSA : IKernelHandle
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{
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private readonly IntPtr handle;
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@ -612,7 +613,7 @@ public readonly struct HDSA : IKernelHandle
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}
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/// <summary>Provides a handle to a deferred windows position.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HDWP : IUserHandle
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{
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private readonly IntPtr handle;
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@ -665,7 +666,7 @@ public readonly struct HDWP : IUserHandle
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}
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/// <summary>Provides a handle to an enhanced metafile.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HENHMETAFILE : IHandle
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{
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private readonly IntPtr handle;
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@ -718,7 +719,7 @@ public readonly struct HENHMETAFILE : IHandle
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}
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/// <summary>Provides a handle to a sync event.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HEVENT : ISyncHandle
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{
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private readonly IntPtr handle;
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@ -771,7 +772,7 @@ public readonly struct HEVENT : ISyncHandle
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}
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/// <summary>Provides a handle to a file.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HFILE : ISyncHandle
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{
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private readonly IntPtr handle;
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@ -835,7 +836,7 @@ public readonly struct HFILE : ISyncHandle
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}
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/// <summary>Provides a handle to a font.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HFONT : IGraphicsObjectHandle
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{
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private readonly IntPtr handle;
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@ -893,7 +894,7 @@ public readonly struct HFONT : IGraphicsObjectHandle
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}
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/// <summary>Provides a handle to a graphic device object.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HGDIOBJ : IGraphicsObjectHandle
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{
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private readonly IntPtr handle;
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@ -986,7 +987,7 @@ public readonly struct HGDIOBJ : IGraphicsObjectHandle
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}
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/// <summary>Provides a handle to an icon.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HICON : IUserHandle
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{
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private readonly IntPtr handle;
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@ -1039,7 +1040,7 @@ public readonly struct HICON : IUserHandle
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}
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/// <summary>Provides a handle to a Windows image list.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HIMAGELIST : IShellHandle
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{
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private readonly IntPtr handle;
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@ -1092,7 +1093,7 @@ public readonly struct HIMAGELIST : IShellHandle
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}
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/// <summary>Provides a handle to a module or library instance.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HINSTANCE : IKernelHandle
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{
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private readonly IntPtr handle;
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@ -1145,7 +1146,7 @@ public readonly struct HINSTANCE : IKernelHandle
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}
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/// <summary>Provides a handle to a Windows registry key.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HKEY : IKernelHandle
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{
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private readonly IntPtr handle;
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@ -1250,7 +1251,7 @@ public readonly struct HKEY : IKernelHandle
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}
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/// <summary>Provides a handle to a menu.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HMENU : IUserHandle
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{
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private readonly IntPtr handle;
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@ -1303,7 +1304,7 @@ public readonly struct HMENU : IUserHandle
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}
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/// <summary>Provides a handle to a metafile.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HMETAFILE : IHandle
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{
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private readonly IntPtr handle;
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@ -1356,7 +1357,7 @@ public readonly struct HMETAFILE : IHandle
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}
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/// <summary>Provides a handle to a monitor.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HMONITOR : IKernelHandle
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{
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private readonly IntPtr handle;
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@ -1409,7 +1410,7 @@ public readonly struct HMONITOR : IKernelHandle
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}
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/// <summary>Provides a handle to a palette.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HPALETTE : IGraphicsObjectHandle
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{
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private readonly IntPtr handle;
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@ -1467,7 +1468,7 @@ public readonly struct HPALETTE : IGraphicsObjectHandle
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}
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/// <summary>Provides a handle to a drawing pen.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HPEN : IGraphicsObjectHandle
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{
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private readonly IntPtr handle;
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@ -1525,7 +1526,7 @@ public readonly struct HPEN : IGraphicsObjectHandle
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}
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/// <summary>Provides a handle to a process.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HPROCESS : ISyncHandle
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{
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private readonly IntPtr handle;
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@ -1583,7 +1584,7 @@ public readonly struct HPROCESS : ISyncHandle
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}
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/// <summary>Provides a handle to a Windows property sheet.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HPROPSHEET : IUserHandle
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{
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private readonly IntPtr handle;
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@ -1636,7 +1637,7 @@ public readonly struct HPROPSHEET : IUserHandle
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}
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/// <summary>Provides a handle to a property sheet page.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HPROPSHEETPAGE : IUserHandle
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{
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private readonly IntPtr handle;
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@ -1689,7 +1690,7 @@ public readonly struct HPROPSHEETPAGE : IUserHandle
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}
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/// <summary>Provides a handle to a drawing region.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HRGN : IGraphicsObjectHandle
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{
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private readonly IntPtr handle;
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@ -1747,7 +1748,7 @@ public readonly struct HRGN : IGraphicsObjectHandle
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}
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/// <summary>Provides a handle to a file mapping object.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HSECTION : IHandle
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{
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private readonly IntPtr handle;
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@ -1800,7 +1801,7 @@ public readonly struct HSECTION : IHandle
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}
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/// <summary>Provides a handle to a blocking task.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HTASK : IHandle
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{
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private readonly IntPtr handle;
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@ -1853,7 +1854,7 @@ public readonly struct HTASK : IHandle
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}
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/// <summary>Provides a handle to a Windows theme.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HTHEME : IHandle
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{
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private readonly IntPtr handle;
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@ -1906,7 +1907,7 @@ public readonly struct HTHEME : IHandle
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}
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/// <summary>Provides a handle to a thread.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HTHREAD : ISyncHandle
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{
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private readonly IntPtr handle;
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@ -1959,7 +1960,7 @@ public readonly struct HTHREAD : ISyncHandle
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}
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/// <summary>Provides a handle to a Windows thumbnail.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HTHUMBNAIL : IShellHandle
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{
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private readonly IntPtr handle;
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@ -2012,7 +2013,7 @@ public readonly struct HTHUMBNAIL : IShellHandle
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}
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/// <summary>Provides a handle to an access token.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HTOKEN : IKernelHandle
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{
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private readonly IntPtr handle;
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@ -2065,7 +2066,7 @@ public readonly struct HTOKEN : IKernelHandle
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}
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/// <summary>Provides a handle to a windows station.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HWINSTA : IKernelHandle
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{
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private readonly IntPtr handle;
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@ -2118,7 +2119,7 @@ public readonly struct HWINSTA : IKernelHandle
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}
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/// <summary>Provides a handle to a window or dialog.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct HWND : IUserHandle
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{
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private readonly IntPtr handle;
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@ -2198,7 +2199,7 @@ public readonly struct HWND : IUserHandle
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}
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/// <summary>Provides a pointer to an access control entry.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct PACE : ISecurityObject
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{
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private readonly IntPtr handle;
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@ -2251,7 +2252,7 @@ public readonly struct PACE : ISecurityObject
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}
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/// <summary>Provides a handle to an access control list.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct PACL : ISecurityObject
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{
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private readonly IntPtr handle;
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@ -2304,7 +2305,7 @@ public readonly struct PACL : ISecurityObject
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}
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/// <summary>Provides a handle to a security descriptor.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct PSECURITY_DESCRIPTOR : ISecurityObject
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{
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private readonly IntPtr handle;
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@ -2357,7 +2358,7 @@ public readonly struct PSECURITY_DESCRIPTOR : ISecurityObject
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}
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/// <summary>Provides a handle to a security identifier.</summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct PSID : ISecurityObject
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{
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private readonly IntPtr handle;
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@ -54,13 +54,14 @@
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{ "HPROCESS", ("HPROCESS", "Process", "h.Handle" ) },
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}; #>
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using Microsoft.Win32.SafeHandles;
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using System.ComponentModel;
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using System.Diagnostics;
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namespace Vanara.PInvoke;
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<# foreach (var (name, inheritance, summaryText) in classes) { #>
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/// <summary><#= summaryText #></summary>
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}")]
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[StructLayout(LayoutKind.Sequential), DebuggerDisplay("{handle}"), TypeConverter(typeof(HANDLEConverter))]
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public readonly struct <#= name #> : <#= inheritance #>
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{
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private readonly IntPtr handle;
|
||||
|
|
|
|||
|
|
@ -0,0 +1,41 @@
|
|||
using System.ComponentModel;
|
||||
using System.Globalization;
|
||||
using Vanara.Extensions.Reflection;
|
||||
|
||||
namespace Vanara.PInvoke;
|
||||
|
||||
/// <summary>Converts a handle to a string or an integer and vice versa. The string representation is the handle value as an integer.</summary>
|
||||
/// <seealso cref="System.ComponentModel.TypeConverter"/>
|
||||
public class HANDLEConverter : TypeConverter
|
||||
{
|
||||
/// <inheritdoc/>
|
||||
public override bool CanConvertFrom(ITypeDescriptorContext? context, Type sourceType) => sourceType == typeof(string) || sourceType == typeof(int) ||
|
||||
sourceType == typeof(int) || sourceType.InheritsFrom<IHandle>() || base.CanConvertFrom(context, sourceType);
|
||||
|
||||
/// <inheritdoc/>
|
||||
public override object? ConvertFrom(ITypeDescriptorContext? context, CultureInfo? culture, object value) => value switch
|
||||
{
|
||||
null => IntPtr.Zero,
|
||||
string s => s.ToLower(culture).Trim() == "null" ? IntPtr.Zero : new IntPtr(long.Parse(s)),
|
||||
int i => new IntPtr(i),
|
||||
IHandle h => h.DangerousGetHandle(),
|
||||
_ => base.ConvertFrom(context, culture, value)
|
||||
};
|
||||
|
||||
/// <inheritdoc/>
|
||||
public override object? ConvertTo(ITypeDescriptorContext? context, CultureInfo? culture, object? value, Type destinationType)
|
||||
{
|
||||
value ??= HANDLE.NULL;
|
||||
if (destinationType == typeof(string))
|
||||
{
|
||||
if (value is IHandle h)
|
||||
return SVal(h.DangerousGetHandle().ToInt64());
|
||||
if (value is IConvertible c)
|
||||
return SVal(c.ToInt64(culture));
|
||||
try { return SVal(((IntPtr)value).ToInt64()); } catch { }
|
||||
}
|
||||
return base.ConvertTo(context, culture, value, destinationType);
|
||||
|
||||
static string SVal(long v) => v == 0 ? "NULL" : v.ToString();
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue