CodeGuru Staff

Environment: VC6, Win2k Prerequisites: On any Windows 2000-installed machine, check for a “Speech” folder under C:\WINNT. This folder contains all the necessary components to call the speech engine. This article guides you through the steps necessary to create a simple COM client using MFC with the available type library file (.tlb). At the end, you […]

Environment: VC6 Win95/NT3.51 or later In an attempt to imitate the famous monitor of the MS Windows Display properties dialog box, I’ve built this custom control to provide the functionality of representing the screen display with a bitmap image background. The control is implemented as a CMonitor class publicly derived from CWnd, in an MFC […]

Environment: MFC Here are the steps you need to perform to use this utility: Create the MFC project with view as ListView. Apply styles to the view .cpp file. BOOL CMyListView::PreCreateWindow(CREATESTRUCT& cs) { //adding styles cs.style |= LVS_REPORT; return CListView::PreCreateWindow(cs); } Add columns to the view .cpp file. void CMyListView::OnInitialUpdate() { CListView::OnInitialUpdate(); CListCtrl& ListCtrl = […]

Environment: Developed in (but not restricted to) VC6 I won’t go into the gory details of Binary Tree Theory as this has already been discussed by Per Nilsson in his “Balanced Binary Tree” submission found here. Binary Search Trees are useful for finding items in a list that changes infrequently. Add and Remove operations are […]

Environment: MFC4.2; sample written in MSVC++5.0 on Win98 The Problem Basically, I got sick of having to navigate from “MyDocuments” every time I opened an app. One of my projects requires several instances to be open simultaneously and the extra folder-hopping just got to me. The Solution I created a class to replace the existing […]

Environment: MSVC++ 6.0, Windows 2000 Server Introduction When writing an application that keeps data in the database, the possibilities of the usual wrappers of the DAO or ADO types cannot always satisfy the requirements of the developer, the speed of data exchange, or the size of additional files that are required to be included in […]

Environment: Windows + Visual C++ + MFC Hi. I have a proposal for an Edit control that accepts numeric input only. The code is quite simple and, unlike most articles and comments on CodeGuru concerning this topic, it solves problems such as “do not accept more than one . and – characters”, “- has to […]

by John Robbins of Wintellect The other day I was testing a bunch of code for my upcoming book Debugging Microsoft .NET and Windows Applications (Microsoft Press) and found myself wishing there was a way to set breakpoints on all the functions in a particular source file. In order to initially verify that my unit […]

Environment: Visual Basic, .Net In this article I will show how to display Gantt Diagrams in Windows applications using a library I wrote to make this activity simple. Gantt diagrams are useful when you have to display things such as machine activity in a range of time. Normally there is one or more column indicating […]

By Anand Narayanaswamy In the last two articles, we have seen about .NET and its related aspects. In this article, we will analyze the “Hello C#” program discussed in the previous article in detail. In the end, we will cover its Intermediate Language Code as well. Detailed Analysis of the “Hello C#” Program In this […]

Click here for a larger image. Environment: Tested on Windows 2000 A simple demonstration of draw mode settings as well as a demonstration using GDI+ to save to a file. This is my first column. I’ll show you how to set the drawing mode with SetROP2. Parameters R2_NOTXORPEN Pixel are the inverse of the R2_XORPEN […]

Environment: Visual Basic .NET Introduction In many Windows applications, it could be useful to add some kind of print functionality. The DataGrid included in Windows Forms does not include any support for this. In this article I will show how to use a custom DataGrid I wrote in Visual Basic .NET inheriting from the class […]