接口实现类
[ComVisible(true)]
[Guid("13FE32AD-4BF8-495f-AB4D-6C61BD463EA4")]//GUID for this class
[ClassInterface(ClassInterfaceType.None)]//Donot generage any interface automatically. We will explicitly create one
[ComSourceInterfaces(typeof(IMathInterface))]//Expose events
[ProgId("CCWTEST.ClassMath")]//Friendly name of the class. Used while creating object without using 'New' keyword
public class ClassMath : IMathInterface
{
[ComVisible(true)]
int IMathInterface.Add(int x, int y)
{
return x + y;
}
}
界面
[ComVisible(true)]
[Guid("D6F88E95-8A27-4ae6-B6DE-0542A0FC7039")]//GUID for this interface
[InterfaceType(ComInterfaceType.InterfaceIsDual)]//Enable early as well as late binding
public interface IMathInterface
{
[DispId(1)]
int Add(int i, int j);
}
Javascript
window.onload = onLoad;
function onLoad()
{
try
{
var obj = new ActiveXObject("CCWTEST.ClassMath");
}
catch (e)
{
alert(e.Message);
}
}
我已经创建了 windows 窗体类类型库。DLL 业务逻辑必须在 Asp.net 页面中使用。为此,
在 Wrapper 类中生成了一个 CCW Wrapper 类,为函数声明创建接口。并在包装类中实现接口函数。使所有功能 [comvisible=true]
在 GAC 中注册 dll。现在必须在 asp.net 页面中使用所以创建了 ActiveXObject。它给了我例外“未定义”