ffos (gecko):如何在gecko 中编写XPCOM组件（二）－－C++ 实现方式

DIRS += [

... 这里省略很多目录...

'simplecpp',

]

simplecpp/

├── moz.build

├── nsISimplecpp.idl

├── Simplecpp.cpp

└── Simplecpp.h

nsISimplecpp.idl

#include "nsISupports.idl"

[scriptable, uuid(fd306b58-02de-4dc7-a512-f1ade5cf6840)]

interface nsISimplecpp : nsISupports

{

    attribute string yourName;

    void write( );

    void change(in string aValue);

    void usecomponent(in string aValue1);

};

/* Use the code below as a template for the implementation class for this interface. */

/* Header file */ 从这里开始

class nsSimplecpp : public nsISimplecpp

{

public:

  NS_DECL_ISUPPORTS

  NS_DECL_NSISIMPLECPP

  nsSimplecpp();

private:

  ~nsSimplecpp();

protected:

  /* additional members */

};

#ifndef mozilla_dom_simplecpp_simplecpp_h

#define mozilla_dom_simplecpp_simplecpp_h

#include "nsCOMPtr.h"

#include "nsISimplecpp.h"

namespace mozilla {

class nsSimplecpp final: public nsISimplecpp//从nsISimplecpp 接口类中继承一个类

{

public:

  NS_DECL_ISUPPORTS

  NS_DECL_NSISIMPLECPP

  //static already_AddRefed FactoryCreate();

  nsSimplecpp();

private:

  virtual  ~nsSimplecpp();

protected:

  /* additional members */

};