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This article supporting source code First, the preface My COM component runs with a window, and when the user double-clicks the window, I need to notify the caller; My COM component downloads a file on the network in a threaded way, and when I finish the task, I need to notify the caller; My COM component completes a clock function, and when the scheduled tim

This article uses VB6 as an example to introduce two simple examples of. NET referencing COM and COM referencing. NET. In order to be simple, we use VB6, which is said to be an old antique about open source, to create a simple COM. Create an ActiveX dll project in VB6, and there is only one class comc1c. cls. The Code is as follows: Note: Set compatibility and

I have never been quite clear about the term "apartment", but they always like to answer the question in an attempt to ask people on the Forum: "You should read the" com essence "carefully." In fact, if some of the key parts do not understand it, it won't work even if we read it for ten times. What we need is a suitable teaching material. Today, we occasionally find this article, I hope readers can give their comments. For ease of reading, I made some

window| function These days have been writing Excel into MySQL, found an article, Search PHPX Forum, no this post, put it reprint as follows: COM functions in PHP4 (Windows version) Introduced COM functions built into PHP4 are quite attractive for us to develop programs in the Win32 environment, but there is still not much relevant technical documentation. This article will be divided by three examples

　　1. Defining interfaces COM is called by an external application by throwing an interface, and each interface, component has a GUID, and developing COM components in. NET is no exception. [Guid ("0bb13346-7e9d-4aba-9ff2-862e0105489a")] public interface Imyservice { Defines an interface method or attribute, each of which has a DispID property for use by VBScript, etc. [DispId (1)] void Method1 (args

What is an interface? When it comes to COM, you have to say interface; In the process of COM development, it can be said that I have been dealing with a variety of interfaces. What's the interface? For COM, an interface is a memory structure that contains an array of function pointers, each containing an address of a function implemented by the component, so for

As the saying goes, the rainbow after the storm, but after the financial turmoil, the rainbow in all walks of life need their own to create. In the economic stability but lack of growth momentum of the situation, each industry is a surprise, want to in the post-crisis era to create a better future for themselves, so as to keep pace with the times to maintain steady growth. In the face of such an economic environment, the domain name industry has also been frequent moves, set off a wave of waves,

Today I went to SQL Server 2005 and installed it for research. The installation process was not very smooth, mainly due to COM + errors. I searched the internet and solved the problem as follows: The installation is successful as follows. Warning for COM + directory problems during sql2005 Installation The installation of sql2005 failed. I thought the problem was caused by the

1.COM Technology Overview COM represents the Component Object model, the software development technology that Microsoft promotes. The application software developed by COM specification has the powerful function, mainly has the following several points: COM is a binary programming specification that allows you to wri

COM + was already generated as early as the window2000 was released and integrated into the operating system, The runtime is in the form of a service. COM + adds a series of MTS (a system service that Used to manage persistent data in a database and also to handle persistent message queues and file systems in transactions Service 1, transaction services: It ensures the integrity of the data in the distribut

The distinction between components (Component) and objects (object) is defined first:A component is a reusable module that is a business object (Rules object) that consists of a set of processes, data encapsulation, and user interfaces. The component looks like an object, but does not conform to the academic definition of the object.The main differences are:1) A component can be used in another application called a container (sometimes referred to as a bearer or host) or as an independent proces

When I was working on a project a while ago, I encountered the call and use of the COM component. At that time, I had a good research, so I had to get through the intermediate link. Now I wrote it to help you, there are four types: 1. In vs2005, C # compiles a DLL and calls it using C ++. 2. Use vc6.0 to call the COM component written in C # In vs2005 3. Compile COM