If the function fails, the return value is zero.
如果函数失败,返回值是零。
If the function succeeds, the return value is the handle to the hook procedure. If the function fails, the return value is NULL.
如果方法执行成功,返回钩子子程的句柄。如果失败,返回空。
If the function succeeds, the return value is the handle to the hook procedure. If the function fails, the return value is NULL.
如果方法执行成功,返回钩子子程的句柄。如果失败,返回空。
应用推荐