CodeGuru Staff

Environment: VC6 , win9x When you want to determine disc free space, what function do you use? GetDiskFreeSpace() or GetDiskFreeSpaceEx()? Well if you read the documentation for GetDiskFreeSpace(), the following comment will make you want to use GetDiskFreeSpaceEx(): The GetDiskFreeSpace function returns incorrect values for volumes that are larger than 2 gigabytes. The function caps […]

Pan,Zoom and Rotate the scene In this program ,I show some simple OpenGL code.There is nothing special ,but I thing it can be useful for someone. Features: 1. Zoom out,zoom in and pan the scene. 2. Draw the standard primiry like cylinder in ambiguous direction. 3. Draw the 3-D Mesh in a simple way. In […]

Environment: VC6 SP2 This DLL displays a directory tree similar to the one found in “Find in Files” Browse button. See below. I have noticed several applications requiring a user to select a path that often use CFileDialog which does not fit the task very well. A better option is to use a Tree control […]

Environment: MS Visual C++ 5.0 with the SP3   Set of four time ActiveX controls: Date/Time Picker Month Calendar Duration Control Time Intervals Control Installation notes: Unzip BCGTimeControls.zip file (e.g. c:\bcg directory) Go to output\release directory and register all controls (regsvr32 BCGDateTime.ocx, regsvr32 BCGDurationCtrl.ocx and regsvr32 BCGTimeIntervals.ocx) Run BCGTimeExample.exe Date/Time Control Properties and Methods: Name […]

. Environment:  Visual C++ 5.0 & SP3, Windows NT 4.0 & SP5, Unicode, MBCS This article describes how to handle SE and C++ exception together. Motivation Everybody sometimes need to write as robust code as possible. The simplest way, in these cases, is to use exception handling. But most code is wrote in C++/MFC, with […]

. Copyright ) 1999, Bratislava, Slovakia, Europe Worker Thread developing Guidelines CThread class written in Microsoft Visual C++ is a wrapper class that constitutes the base for the comfortable WINDOWS worker thread handling in the MFC environment. CThread itself is an abstract class from which user thread-specific classes have to be derived. CThread class offers […]

, and was sponsored by . CDIBSectionLite is a subset of CDIBSection which is used in Dundas Software’s Ultimate Paint for MFC component. CDIBSection adds in functionality for transparancy, clipboard functions and image manipulation routines. Environment: VC 6.0, NT4, Win9x Introduction Device Independant Bitmaps (DIBs) offer a means to manipulate and display bitmaps in a […]

(xiaojian.liu@port.ac.uk). Home Page : http://www2.civl.port.ac.uk/structures/javafe/javacorner/content.html   Environment: VC++6 plus CJ60Lib v 6.07 (CodeGuru: Advanced UI) Overview This mdbViewer works with CJ60 version 6.07. It is difficult for me to identify what is cool in this piece of work, I just put Kirk Stowell’s framework and CDaoRecordset together and make them work. I think the project […]

Environment: Visual C++ 6.0 and VB 6.0, ADO 1.5 This article assumes that you are familiar with ADO, Visual C++ and ATL. This article shows how to create a Visual C++ COM object that creates a disconnected ADO Recordset. With a disconnected ADO recordset, your ATL COM object can connect to the database, create the […]

Environment: VC6 This article explains how to make use of the COM interfaces implemented by Shell Extensions to get the required information on a local machine or network. In this example I have demonstrated it to get the list of all user machines logged onto the network, printers attached to network and items in the […]

Imagine you have to work with your custom COM objects in a MFC application. These COM objects are stored in a container (client), which is a GUI intensive MFC application with quite sophisticated class hierarchy. In many C++ classes in the client, I have a situation where a classic C++ class possesses one or more […]

This project is made with MS Visual C++ Version 6.0 with the latest Service Pack and tested on Windows NT 4.0 Workstation SP4. For a Setup I’m writing I wanted to know how much diskspace would be needed for the setup of some components. My Setup installs Internet Explorer, Microsoft Data Access Components, DAO and […]