CodeGuru Staff

Typical applications contain lots of string operations, and MFC includes the CString class for precisely that purpose. Unfortunately, it suffers from major problems. Maybe the three most important are: CStrings cannot be extended – their header file is buried within MFC CStrings are slow. Catenating a simple value requires copying the string into a new […]

Same view in the dynamic splitter is very restrictive. There is no point in creating same type of views. Here is a way to create different view, each time you split the window. In class definition of CSplitterWnd, there is a protected member m_pDynamicViewClass of the type CRunTimeClass *. This member is initialized in the […]

If you want to change the background color of your dialog box, it is a very simple. In your CTestDlg header file, declare a member variable from CBrush: class CTestDlg : public CDialog { … protected: CBrush m_brush; … }; Then, add this line in the OnInitDialog function: BOOL CTestDlg::OnInitDialog() { … m_brush.CreateSolidBrush(RGB(255, 255, 255)); […]

If you want to change background or text color of your dialog box or form view window you can call CWinApp::SetDialogBkColor(COLORREF clrCtlBk, COLORREF clrCtlText) function. The first argument of the function is background color, second is text color. Call this member function from within the InitInstance member function to set the default background and text […]

How to call 16-bit dll API from 32-bit application. Windows 95 secret finally revealed. One of the most frequently asked question about Windows95 is “How does Windows Explorer get the amount of system resources available?” The Microsoft documentation states that the GetFreeSystemResources function is discontinued for Win32. Win32 documentation also says that system resources are […]

This article is an update to my previous articles on the same topic. I started this utility to get some basic information about the hardware. After that I have received some emails from some of our fellow programmers, who are frequent visitors of this site, asking to extend this utility to spit out some more […]

As I said in the previous version of this article that as soon as the information about Windows 98 becomes available, I will update the files. Since Microsoft has updated the SDK documentation for Windows 98 OS information, I have modified the source code for exclusive detection for Windows 98. The following modification has been […]

I am certainly not the only person crying over the DirectMedia documentation. The content has a lot of raw catalogs of interfaces and IDs, which don’t help us in understanding the mechanisms behind it. To design and implement your own filters and so on, you need in fact to know a lot. What follows is […]

–> Table of contents 1. Why this article ? 2. Requirements 3. The program and source code 4. General MFC SDI application for high performance and versatile Video playback 5. A sample showing hypervideo 6. Download section   1. Why this article ?   This article brings executables and VC++ projects to extoll high performance […]

The new version of COMCTL32.DLL that is shipped with the release version of IE4 (4.71.1712.3) has a problem when combined with the MFC CToolBar.  When an MFC application is run under IE4, and a toolbar with separators (groups) is docked vertically, or floated with >1 row) then the bottom button/row is clipped. The reason for […]

It is based on the technology contributed by Brad Mann (“Showing progress bar in a status bar pane”) and the amendation by Thoams Stadler. This implementation is done as a set of related MFC classes, with a reasonably clean interface. It also corrects an error in the original code in which an attempt to create […]

Recently, I’ve been involved in a instrumentation project wherein one single display (a CView) is used to present measurement results as well as the status of some transducers. The desire was to have everything in one "window" that could be maximized and all of the relevant information could be seen without having to deal with […]