aardio 范例: COM 接口

//COM 接口
import vc6; 
var vc = vc6( "/" )  

//输入 C++ 源码，自动存为 /comMain.cpp
vc.comMain  = /****** 
#include <afxwin.h> 
#include <afxdisp.h>

class CTestObject: public CCmdTarget
{ 
    DECLARE_DYNCREATE(CTestObject)
    CTestObject(); 
protected:
    virtual ~CTestObject();
    CString strName;
public:
    afx_msg BSTR GetName();
    afx_msg void SetName(LPCTSTR lpszName); 
    DECLARE_DISPATCH_MAP()
};

IMPLEMENT_DYNCREATE(CTestObject, CCmdTarget)
CTestObject::CTestObject() {
    EnableAutomation();
    AfxOleLockApp(); 
}
CTestObject::~CTestObject() {
    AfxOleUnlockApp();
}

BEGIN_DISPATCH_MAP(CTestObject, CCmdTarget) 
    DISP_PROPERTY_EX(CTestObject, "name", GetName, SetName, VT_BSTR) 
END_DISPATCH_MAP()

BSTR CTestObject::GetName() 
{ 
     return strName.AllocSysString();
}

void  CTestObject::SetName(LPCTSTR lpszName) 
{ 
    strName = lpszName;
} 

extern "C" __declspec(dllexport) LPDISPATCH __cdecl CreateIDispatchObject() {
   LPDISPATCH pDispatch = ( new CTestObject() )->GetIDispatch(FALSE);//参数FALSE指定不要添加引用计数
   return pDispatch;
}
******/ 

//编译生成DLL 
vc.exec(
    'cl comMain.cpp'
    ,'/W3' /*警告等级*/
    ,'/MD' /*使用多线程动态运行库*/
    ,'/O2 /Ot /EHsc' /*代码优化选项*/
    ,'/D "WIN32" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "_AFXDLL" ' /*定义常数和宏*/
    ,'/I"./INCLUDE"'/*指定头文件目录*/
    ,'kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib' /*导入库*/
    ,'/link /SUBSYSTEM:WINDOWS /MACHINE:X86' /*后面是链接参数 */
    ,'/out:test.disp.dll'/*输出文件名*/
    ,'/dll' /*输出DLL*/ 
    ,'/LIBPATH:".\LIB" /LIBPATH:".\LIB2"' /*指定库目录*/
)

//加载 DLL
var dll = raw.loadDll("/test.disp.dll",,"cdecl");

//创建 COM 对象，aardio 可自动支持 IDispatch 接口
//https://www.aardio.com/zh-cn/doc/library-guide/builtin/com/com
import com;
var comObject = com.QueryObjectR( dll.CreateIDispatchObjectP() );

//使用 COM 对象
comObject.name = "测试";
console.log( comObject.name ); 
console.pause();

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