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EquationDemo.idl
Package: code_and_note_of_COM.rar　[view]
Upload User: weisheen
Upload Date: 2022-07-09
Package Size: 19390k
Code Size: 1k
Category:

ActiveX-DCOM-ATL

Development Platform:

Visual C++

EquationDemo.idl：Code Content
  1. // EquationDemo.idl : IDL source for EquationDemo.dll
  2. //
  4. // This file will be processed by the MIDL tool to
  5. // produce the type library (EquationDemo.tlb) and marshalling code.
  7. import "oaidl.idl";
  8. import "ocidl.idl";
  10.     typedef struct Root
  11. {
  12.     float r1;
  13. float r2;
  14. } Root;
  16.     typedef struct Equation
  17. {
  18.     float a;
  19. float b;
  20. float c;
  21. } Equation;
  24. [
  25. object,
  26. uuid(A9C49F53-8102-4629-BFF5-E1A8AC730000),
  27. dual,
  28. helpstring("IMyEquation Interface"),
  29. pointer_default(unique)
  30. ]
  31. interface IMyEquation : IDispatch
  32. {
  33.     [id(1),helpstring("asdf")] HRESULT solve([in] Equation* equ,[out] Root** roots);
  34. };
  36. [
  37. uuid(C7F40858-3FE4-48DA-8D78-37D9F4733183),
  38. version(1.0),
  39. helpstring("EquationDemo 1.0 Type Library")
  40. ]
  41. library EQUATIONDEMOLib
  42. {
  43. importlib("stdole32.tlb");
  44. importlib("stdole2.tlb");
  46. [
  47. uuid(7A2F845C-D946-436E-9648-FA0B16852D40),
  48. helpstring("MyEquation Class")
  49. ]
  50. coclass MyEquation
  51. {
  52. [default] interface IMyEquation;
  53. };
  54. };