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Original: http://vckbase.com/index.php/wv/1244.htmlFirst, prefaceThe runtime of my COM component generates a window that I need to notify the caller when the user double-clicks the window;My COM component uses threads to download a file on the network, and when I have completed the task, I need to notify the caller;My COM component completes the function of a clo
SQL Server's T-SQL programming language is powerful in data storage and recovery, but is less functional in terms of interacting with systems outside of the SQL Server database. However, we can overcome this limitation with SQL Server's built-in COM automation environment, which enables users to automate COM objects in stored procedures. With 7 extended stored procedures in SQL Server 7.0 and SQL Server 6.
Article 5: Learn about the historical reasons behind the _ com_ptr_t Design_ Com_ptr_t is a proprietary template class of Microsoft in VC. It encapsulates the QueryInterface (), AddRef (), and Release () operations of IUnknown, and provides some member functions to operate COM interface pointers. At the same time, _ com_ptr_t also simplifies the operations of the COM interface on reference count and query o
In PHP4 (windows), the COM function in the COM function PHP4 (windows) has been writing an excel file into mysql over the past few days. I found an article and searched for the phpx forum. I didn't have this post, post it as follows: COM functions in PHP4 (windows) Introduction COM functions built in PHP4 are quit
COM functions in PHP4 (Windows version) these days have been writing Excel into MySQL, found an article, search the PHPX forum, without this post, put it reprint as follows: COM functions in the PHP4 (Windows version) Introduced COM functions built into the PHP4 are quite attractive for us to develop programs in the Win32 environment, but there is still not
Statement: ThisArticleThis is from http://www.moon-soft.com/doc/51731.htm. if you want to renew it, please refer to the original article. I often talk about com, but it is always difficult to correctly describe this thing. Therefore, it is necessary to understand it again. Com -- Component Object Model (Component Object Model) is a set of software development methods and specifications proposed by Micro
Coinitialize;IUnknown;Apartment"Insider of COM Technology", "com Essence", "Insider of COM Technology", "in-depth understanding of COM +"-------------------------------------------Essay Classification-j.com Technology:Http://www.cnblogs.com/Clingingboy/category/198480.htmlInformation about the
In addition to providing back-compatible,. NET Framework also supports forward compatibility, which is meant to be exposed. NET assembly is possible for COM utilization. Now let's see how we can get COM to leverage. NET assembly. Calling. NET assembly from COM Now let's look at the principle of using. NET assembly from COM
Http://msdn.microsoft.com/library/chs/default.asp? Url =/library/CHS/vbcn7/html/vaconhowvbinteractswithcomforinheritedobjects. asp FromPublicThe Visual Basic. Net class is generated in the class, even those created by earlier Visual Basic versions. You can override or reload the attributes and methods of classes inherited from COM objects in the same way as override or reload the attributes and methods of any other base classes. When you have an exis
Prerequisites Author: caeser2 The code in this article is written using the iso c ++ and. Net V1.1 frameworks (vs 2003), but its principle is suitable for all languages that support. Net frameworks. I. PrefaceBecause traditional COM technology uses static unmanaged programming while. net uses dynamic hosted programming, this topic is essentially a special case in the interoperability between hosted and unmanaged code. Currently,. Net V2.0 provides the
1, sql2005 download address http://www.jb51.net/softs/2190.html Note, to download the 947M file, the wrong attention In general, if you are prompted COM + problems in advance, do not wait for installation to the last, and then, I was resolved through the second method, and is suspended after the installation, all normal. The first type of error appears: Unable to install and configure assembly errors in the CO
Create | object in this article, we will discuss the following questions: • Create a simple COM object using C # (using COM's interop attributes). • Access COM from VC + + client software. The client software uses the TypeLibrary (. tlb file). For simplicity and convenience for developers to use and test, we used the Northwind database in the default installation of SQL Server database software. • Modify th
Create | object in this article, we will discuss the following questions: • Create a simple COM object using C # (using COM's interop attributes). • Access COM from VC + + client software. The client software uses the TypeLibrary (. tlb file). For simplicity and convenience for developers to use and test, we used the Northwind database in the default installation of SQL Server database software. • Modify th
If the COM + verification fails, there may be two reasons:1. the COM + service has not been started, or the COM + component itself has an error. The solution is to reinstall COM + (install/uninstall-> Windows Components. Do not change anything. Go to the next step, and then enable the
Com example (3) -- Component code This article focuses on this series of articles. The interfaces previously designed are only auxiliary, and have nothing to do with the com thread model. Because the imodule and imodulesite interfaces implemented by the customer and components are packaged with interface transmission, the interface packaging function of MFC is used for implementation. Therefore, all inter
Lifetime of processing COM objects When an object is created, the system allocates the required memory resources. When the object is no longer needed, the object should be destroyed so that the system can use the memory resources for other purposes. In C ++, you can use new and delete to directly control the lifetime of an object. However, the COM object cannot be directly created or destroyed. The reason i
GUID, UUID, CLSID, and IID in COM (15:56:13) ReprintedBytes Tags:It (I have read the article "GUID... COM" on the Internet today, so it is recorded .)When Microsoft designed the com specification, there were two options to ensure that the com component designed by the user could be globally unique
Microsoft Foundation Classes (MFC)The C ++ class library thatMicrosoft provides with its c ++ compiler to assist programmers inCreating Windows-based applications. MFC hides the fundamental windowsAPI in class hierarchies so that programmers can write a Windows-basedApplication without needing to know the details of the Native WindowsAPI. Active Template Library (ATL)A c ++ Template LibraryUsed to create ActiveX servers and other Component Object Model (CO
1. Ask: Greetings, I have a VB. NET application that references a 3rd party COM component. the file is InterOP. wintsrrlib. DLL. my VB. NET application has a project reference to the com Comonent which lives in the directory: C: \ wavetracker. The application runs fine. when I sent it to my customer, he installed in on his desktop machine. it runs fine. then he copied all of the Application Files (whi
no exception, explaining how MFC is used, and as a reference book is also valuable, must read!MFC Internals:inside the Microsoft (c) Foundation Class Architecture by by George Shepherd, Scot Wingo and in layman 's MFC by Houtie : These two books explain the internal implementation of MFC, explain the message in MFC and Messagemap, object serialization, Document/view structure, OLE and other content, very classic, learning MFC highly Recommended!ComCOM Essence Theory /
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