C#.Net Migration - A2Z Dotnet

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Using MarshalAs on parameters using System.Runtime.InteropServices; public class FooBarWrapper { // this routine wraps a native function declared as // void _stdcall DoIt(LPCWSTR s1, LPCSTR s2, // LPTSTR s3, BSTR s4); } [ DllImport("foobar.dll") ] public static extern void DoIt( [MarshalAs(UnmanagedType.LPWStr)] String s1, [MarshalAs(UnmanagedType.LPStr)] String s2, [MarshalAs(UnmanagedType.LPTStr)] String s3, [MarshalAs(UnmanagedType.BStr)] String s4 ); Controlling type transitions out of the runtime via MarshalAs attribute 86
.NET Interoperability with COM • In the real world you will also need to expose your .NET components to COM clients • TLBEXP.EXE can export .NET info to COM type libraries • REGASM.EXE will add .NET information to registry and generate COM type libraries interface IPatient {} interface IBillee {} struct ORGAN {} class American: IPatient, IBillee {} TLBEXP.EXE TLBIMP.EXE interface IPatient : IDispatch {} interface IBillee : IDispatch {} struct ORGAN {} interface _American : IDispatch {} coclass American { _American, IPatient, IBillee } mycsharpcode.dll mycsharpcode.tlb 87
Page 1 and 2:
C# .NET Migration Moving from Visua
Page 3 and 4:
Agenda • The .NET Framework, The
Page 5 and 6:
Managed and Unmanaged Code Managed
Page 7 and 8:
Why a Runtime? • MTS and COM+ wer
Page 9 and 10:
Run on Any Platform • Today mainl
Page 11 and 12:
Platforms That Support .NET Framewo
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Concerns with MSIL • Easy to deco
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Obfuscated Code //Original Source C
Page 17 and 18:
Common Type System (CTS) • CLR pr
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Common Language Specification (CLS)
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C# Types - extend CLS Types • Com
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C# and VB.NET - not as different as
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Properties public class Human { pri
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Implementing and using interfaces u
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Using Type Navigation Operators int
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Base classes • Every type has at
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Base/derived construction • Const
Page 35 and 36: Derivation and constructor flow of
Page 37 and 38: Using method dispatching modifiers
Page 39 and 40: Combining method modifiers abstract
Page 41 and 42: Destructors and IDisposable using S
Page 43 and 44: Culturally Very Different ;-) • C
Page 45 and 46: Operator Overloading using System;
Page 47 and 48: Unsafe Code Blocks • Must set com
Page 49 and 50: Documentation Comments-Output 49
Page 51 and 52: Assemblies and Versioning • Assem
Page 53 and 54: Assembly without strong name Notice
Page 55 and 56: Assembly with strong name Notice ve
Page 57 and 58: Client and Versioning • Client is
Page 59 and 60: Global Assembly Cache • One of th
Page 61 and 62: Creating a publisher policy assembl
Page 63 and 64: Agenda The .NET Framework and the
Page 65 and 66: Pattern • Notification typically
Page 67 and 68: Delegate definition • Define dele
Page 69 and 70: Target use of delegate • Target d
Page 71 and 72: Registration • Create delegate ob
Page 73 and 74: Summary of delegate use define dele
Page 75 and 76: Remove delegate • Can remove dele
Page 77 and 78: Events • Events give private data
Page 79 and 80: Interoperability • Framework Clas
Page 81 and 82: Using a VB6 DLL from C# .NET • CL
Page 83 and 84: Platform Invoke - P/Invoke • P/In
Page 85: MarshalAsAttribute parameters • C
Page 89 and 90: .NET Exposed for COM Clients using
Page 91 and 92: Agenda The .NET Framework and the
Page 93 and 94: ADO.NET Example public static void
Page 95 and 96: DataSet Example public static void
Page 97 and 98: Call to Action • Must master Fram
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C#.Net Migration - A2Z Dotnet

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