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Great Reads

C# USB HID Interface

by Szymon Roslowski

Just another approach to understanding communication between HID devices and C#.

Cryptographic Interoperability: Keys

by Jeffrey Walton

Import and export Cryptographic Keys in PKCS#8 and X.509 formats, using Crypto++, C#, and Java.

Custom Controls in Win32 API: Scrolling

by Martin Mitáš

How to support scrolling within your controls.

XColorSpectrumCtrl - a non-MFC color picker control that displays a color spectrum

by Hans Dietrich

XColorSpectrumCtrl displays a color spectrum that allows user selection, and provides APIs for color based on RGB and HSL color models.

Latest Articles

Machine Learning for C++ developers - the hard way: DirectML

by Michael Chourdakis

An introduction to machine learning with working C++ code that trains a linear regression model.

by Ștefan-Mihai MOGA

Task Manager shows you the programs, processes, and services that are currently running on your computer. You can use Task Manager to monitor your computer’s performance or to close a program that is not responding.

IntelliFile - An Alternative Windows Version to the Famous Total Commander

by Ștefan-Mihai MOGA

This article is about the IntelliFile application which is a free alternative Windows version to Total Commander and uses many components that have been published on CodeProject.

ScreenCapture: Single Header DirectX Library with HDR ability

by Michael Chourdakis

DirectX hardware screen capture and encoding with audio mixing capabilities. H264/H265/VP80/VP90/FLAC/MP3. HDR supported.

All Articles

Win32

"Getinterfacefromglobal" method returning error code "0x8000ffff"

8 Nov 2020 by rajesh482

I've implimented a ATL single thread apartment based project . class ATL_NO_VTABLE CMySrv : public CComObjectRootEx, public CComCoClass, public IMySrv In the method, I'm creating multiple worker...

"Protecting" Your Process with RtlSetProcessIsCritical

6 Nov 2009 by hxhl95

Escalating a process to system critical status using a Win32 kernel function

(Memory and Resource) Leak Detection for WinCE

23 May 2012 by Sergeant Kolja

This is an alternative for "Memory leak detection for WinCE".

.Gif viewer / Snipper Control

27 Jun 2015 by Pedram_Niloufari

C# .Gif viewer / Snipper control

.NET and Delphi Inter-Process Communication via Named Pipes

12 Dec 2014 by Yuriy Magurdumov

Calling native methods from .NET application via standard Windows Named Pipes

.NET File Logging Library

17 Apr 2008 by msvcyc

A simple yet useful library for file based logging implemented in .NET using C#

.NET Mass Downloader - Download the .NET Framework Source Code

26 Apr 2010 by Izzet Kerem Kusmezer

With this tool you can download whole .NET Framework source code at once, and enjoy offline browsing. With it, you can have whole the source code without any Visual Studio product installed

.Net Script Editor (C#,Vb.net Mini IDE)

13 Jul 2008 by Rajneesh Noonia

The source code / article published here is to provide features of MS Script control (Functions like AddObject) and some features of VSA/Visual Studio editor like intellisence, code completion etc

.NET Shell Extensions - Deploying SharpShell Servers

15 Sep 2013 by Dave Kerr

Learn how to deploy SharpShell servers easily with the new Server Registration Manager tool

.NET Shell Extensions - Shell Context Menus

29 Jun 2019 by Dave Kerr

Rapidly create Shell Context Menu Extensions using .NET

.NET Shell Extensions - Shell Drop Handlers

19 Jan 2013 by Dave Kerr

Rapidly create Shell Drop Handler Extensions using .NET

.NET Shell Extensions - Shell Icon Handlers

19 Jan 2015 by Dave Kerr

Rapidly create Shell Icon Handler Extensions using .NET

.NET Shell Extensions - Shell Icon Overlay Handlers

14 Sep 2013 by Dave Kerr

Create Shell Icon Overlay Handlers using .NET!

.NET Shell Extensions - Shell Info Tip Handlers

5 Apr 2013 by Dave Kerr

Rapidly create Shell Info Tip Extensions using .NET

.NET Shell Extensions - Shell Preview Handlers

20 May 2014 by Dave Kerr

Quickly create Shell Preview Handlers for Windows or Outlook using .NET!

.NET Shell Extensions - Shell Property Sheets

7 Apr 2013 by Dave Kerr

Use .NET to rapidly build Shell Property Sheets

.NET Shell Extensions - Shell Thumbnail Handlers

17 Mar 2013 by Dave Kerr

Create Shell Thumbnail Handler Extensions using .NET!

.NET WinForms Tray Icon Implemenation with Win7 and Vista Features

23 Oct 2014 by BrokenEvent

.NET WinForms Tray icon implemenation with Win7 and Vista features: GUID identification, large custom icons, custom UI instead of the hint, etc.

.NET wrapper for Info-ZIP

25 May 2009 by Serhiy Perevoznyk

A C# wrapper for the Info-ZIP library.

.Notifier

1 Sep 2008 by syntaxed

Notifier: an Outlook-like notification window

2D Drawing Plug-in

14 Feb 2008 by vikas maan

Draw primitive graphics on your window.

32 bit vs. 64 bit memory

14 Jan 2013 by Pavana Sreesha

Why is your Application's Memory platform dependent?

3D Client-side Tabstrip using JavaScript

12 Jul 2008 by Norman Solomon

Easy addition of a 3D Tabstrip page to an ASP.NET project.

3DHelper

17 Feb 2009 by MikeTheDwarf

Helper class to display 3D data

40 Basic Practices in Assembly Language Programming

29 Jan 2019 by Zuoliu Ding

A discussion on some basic practices highly recommended in Assembly Language Programming.

47 Useful Windows Vista Command-Line Utilities

25 Jan 2009 by rspercy65

47 of the most used Vista apps are just 1 click away. NOTE: Vista users only.

50 OpenGL Win32 Projects in One

8 Jun 2017 by Petrov Vladimir

Former NeHe OpenGL Lessons adapted to MSVS-15 pro Win32 in INICODE and the samples of the Joystick implementation

802.11 Packet Injection for Windows

3 Jun 2009 by Ryan Grevious

Insert custom packets in the 802.11 frame

26 Aug 2008 by ima_c++_programmer

Tries to solve the queen problem using backtracking

::AfxMessageBox() Function

24 Oct 2010 by Mr. Tomay

I am trying to create a simple Loader, so I created a new Win32 Project. All went right but when I tryed to add ::AfxMessageBox() Function I got compiler Error.This is my code:StdAfx.h// stdafx.h : include file for standard system include files,// or project specific include files...

::AfxMessageBox() Function

24 Oct 2010 by Nish Nishant

AfxMessageBox is an MFC function. In a non-MFC app, use the MessageBox API function.Example:MessageBox (NULL, "message", "title", MB_OK);

::MoveWindow leaves blank area

16 Oct 2011 by Iron-Eagle

I am quite desperate to resolve this very annoying issue :( . I am trying to display a child window on parent window. The instantiation is fine and the window shows what it should.At some point the window need to be resized. But for some reason, when I using MoveWindow function it leaves...

::MoveWindow leaves blank area

16 Oct 2011 by André Kraak

GetClientRect[...

::MoveWindow leaves blank area

16 Oct 2011 by Richard MacCutchan

Take a look at this section[^] in MSDN, which may help.

::MoveWindow leaves blank area

17 Oct 2011 by Iron-Eagle

The problem was WS_POPUP flag to the parent window.Very strange. As far as I know it was not suppose to have such an effect.Thanks for everyone!

[C++ ] WIN32API trackbar question

14 Dec 2016 by Member 10852608

Hello How To Get The Current Position of The Trackbar and How To Call Function When the Position Increase or Decrease ?thank YouWhat I have tried:switch (HIWORD(wParam)) { case WM_HSCROLL: { HWND hTrackbar = GetDlgItem(hWnd, TrackBar); if (hTrackbar ==...

[C++ ] WIN32API trackbar question

14 Dec 2016 by Jochen Arndt

Inside the handler check the lower word of the WPARAM. It contains the notification code (e.g. TB_LINEDOWN for a step to the right and TB_LINEUP for a step to the left with horizontal bars when using the keyboard). When using the mouse, TB_THUMBTRACK is send while moving with left mouse button...

[CRichEditCtrl] GetCaretPos not working in OnKeyDown

26 Apr 2012 by Jinyup

Dear all,I have a serious problem in CRichEditCtrl caret position.This works fine in the general EditCtrl.In OnKeyDown, I would like to get the caret position using ::GetCaretPosor EM_CHARFROMPOS.In this case, it always returns the previous position.I would like to highlight the...

[CRichEditCtrl] GetCaretPos not working in OnKeyDown

25 Apr 2012 by JohnCz

Maybe I am missing something but I am kind of confused by your post.GetCaretPos and return value from Send message with EM_CHARFROMPOS are not the same.GetCaretPos returns position of the caret as the name implies.Send message with EM_CHARFROMPOS returns an index of the character from...

[Solved] How do I enable Windows Macros in a Win32 Project

28 Aug 2010 by weylspinor

I figured it out. You have to do: #include

[Solved] Windows Services Error 193:0xc1

1 Mar 2011 by Iain Wiseman

Hi,I would like to install a service and have 3 questions.1) Why does the first work and the second does not sc create Test5000 binPath= "C:\dev\test.exe" sc create Test5001 binPath= "C:\Program Files (x86)\Test\test.exe"I have tried double quotes, triple quotes, quad...

[Solved] Windows Services Error 193:0xc1

1 Mar 2011 by Iain Wiseman

Hi,1) was solved by looking at the NMindexing service and noticing that there are quotes around the ImagePath. So passing four quotes each side resolves this to one set of quotes.

[win32 dll]runtime error: 0xC0000005: Access violation

29 Oct 2010 by waertf.chen

all compiled fine but after run, the error occurred 100%in visual studio 2008 but vc6.How can to modify it to pass runtime?What I want is that to run fine only with *.exe and *.dllThank you//test_dll.cpp#include #include typedef int (*PFUN)(int);void...

[win32 dll]runtime error: 0xC0000005: Access violation

29 Oct 2010 by Nish Nishant

You are not checking for errors. You need to check and see that LoadLibrary succeeded, GetProcAddress succeeded etc.

[win32 dll]runtime error: 0xC0000005: Access violation

29 Oct 2010 by waertf.chen

//test_dll.c...

[WPF] Easiest Way to Create an Animated/Smoothed Scroll Bar

4 Jan 2020 by The Ænema

Here's the best, beautiful and easiest way to create an animated and smooth sliding scroll viewer in WPF Platform (Windows Presentation Foundation).

A .NET NT Registry Library and NT Registry Editor

26 May 2012 by Hoang Khanh Nguyen

A .NET wrapper for NT Registry and a .NET NT RegEdit demo

A 64 Bit Version of ODBCTracer

7 Sep 2012 by zippy1981

This is an alternative for "ODBCTracer"

A Basic Icon Editor Running on ReactOS (and Consequently on Windows XP and Newer Versions)

31 Jan 2021 by Steffen Ploetz

Creation of a basic icon editor with as little code as possible, that is running on ReactOS and Windows, to check out the stability of application development capabilities on ReactOS

A Basic Tour To Dynamic Keyword - Dotnet 4.0

27 Oct 2010 by Niladri_Biswas

This short tutorial will give the idea about the usage of Dynamic Keyword in dotnet 4.0

A Beautiful Oscilloscope Based on DirectX

1 Nov 2009 by Ali Tavakol

Fast, real, and easy to connect to your application.

A C ATM Console App

28 Apr 2014 by Andre' Gardiner

A c banking atm concept console application

A C++ blob editor in less than 128 lines of code

6 May 2008 by Ronounours

A very simple C++ source code showing how to create an interactive 2D graphical blobs editor, using the CImg library.

A C++ class wrapper to load/unload device drivers

20 Dec 2008 by Antonio Perrone

A C++ class to register and start device drivers.

A C++ DLL for Excel that uses Arrays and Ranges

12 Nov 2007 by Marcelo J. Kittlein

How to pass and return Arrays and Ranges in Excel to and from a C++ DLL.

A C++ Embedded Web Server

23 Jun 2014 by ravenspoint

Give a C++ application its own web page

A C++ Plug-in ThreadPool Design

22 May 2008 by Alex C. Punnen

The Command Pattern and Chain of Responsibility for implementing a plug-in Thread Pool library.

A C++ Wrapper for WaitForMultipleObjects API

18 Dec 2013 by Hari Mahadevan

Describes a C++ class that encapsulates the WaitForMultipleObjects API usage pattern making it easy to integrate it with C++ objects.

A C++ Wrapper for WaitForMultipleObjects Part II - Adding Timer Support

9 Jan 2014 by Hari Mahadevan

Describes a C++ class that encapsulates the WaitForMultipleObjects API usage pattern making it easy to integrate it with C++ objects.

A Code Project Article Information Library (Part 1)

27 Apr 2008 by Derek Bartram

This library provides a framework for using Code Project article information in applications, and provides a utility for monitoring articles

A Code Project Article Information Library (Part 2)

1 May 2008 by Derek Bartram

This library provides a framework for using Code Project article information in applications, and provides a utility for extracting user information

A Complete Impersonation Demo in C#.NET

5 Nov 2010 by Wayne Ye

This is a complete Impersonation demo in C#, impersonating a user and accessing its files and HKCU Registry entries.

A Cool Vista Sidebar Gadget Style CPUInfo Animate Control! (Fixed)

8 May 2008 by Davidwu

A Cool Vista Sidebar Gadget Style CPUInfo Animate Control! (Fixed)

A Customizable Architecture for 3D Graphics Applications

24 Mar 2015 by Carlos Jiménez de Parga

Explanation of a consistent 3D graphics software architecture through a basic OpenGL application

A Demonstration for WPF Ribbon Control Library

25 Apr 2008 by Derek Bartram

A demonstration application for showing the use of the WPF Ribbon Control as presented elsewhere

A Developer's First Look at Visual Studio 2010

19 Sep 2009 by jebarson

New features of Visual Studio 2010 discussed

A Dialog Based Win32 C Program, Step by Step

9 Aug 2011 by Rodrigo Cesar de Freitas Dias

Writing a dialog based program using only pure Win32 C code

A Fast Way to Get at the File's Version

25 Jan 2008 by Mark Frishman

Alternative to Microsoft's FileVersionInfo class

A first look at the Windows Web Services API

27 Jul 2009 by Nish Nishant

The article shows how to interop between a WCF service and a WWS client, and also how to rewrite the WCF service in WWS retaining compatibility with existing WCF clients.

A Flexible Direct2D Pianoroll for Your Music Apps

9 May 2019 by Michael Chourdakis

Create music easily

A free "Export to Excel" C# class, using OpenXML

17 Dec 2013 by Mike Gledhill

How to easily add an "export to Excel" feature to your app

A Full Yahoo! Weather App, Yes Another One

16 Apr 2011 by rspercy65

Uses Farhad Siasar's YahooWeathertlb library with a few added functions

A Gallery of Useful Programming Books

19 Jul 2014 by B. Clay Shannon

A list of useful programming books, some general, some platform- or language-specific

A Generalised WPF Wizard / Procedure Dialog

22 Mar 2008 by Derek Bartram

An article presenting ProceedureDialog.dll, a custom control for creating wizard style interfaces / procedure dialogs

A generic progress bar snippet with Inner Process Communication using Mutex

29 Oct 2022 by Michael Haephrati

The progress bar snippet explained in this article, can be called or updated from different running programs.

A Good Desktop Software in Users' Eyes

26 Sep 2015 by Southmountain

Some take-away to improve the quality of desktop software

A Graphical WPF Ribbon Control Builder

22 Mar 2008 by Derek Bartram

An article presenting Ribbon Builder, a tool for creating ribbon controls

A Group of GroupBox

16 Dec 2010 by tgis.top

CheckGroupBox, RadioGroupBox, CollapsibleGroupBox controls

A Heterodox Visual Studio Gadget Template

9 Mar 2009 by freedeveloper

A different approach to make a Visual Studio VISTA Gadget Template

A homebrewed lightweight scheduler

13 Feb 2008 by pradeep shivadasan

timer based task scheduler

A Little Update to Picture Slide Puzzle

5 Mar 2023 by spidergeuse

Customize jigsaw (size and picture)

A Lock Free Doubly Linked List With Safe Memory Reclamation

3 Oct 2014 by SarmadAsghar

This is the second lock-free implementation (first is by H°akan Sundell) that only needs the single-word compare-and-swap atomic primitive.

A Managed C++ Wrapper Around the Windows XP Theme API - Part 2

24 Apr 2008 by Gene OK

This is an update to Don Kackman's UxTheme component originally written for Visual Studio 2003

A Mandelbrot Explorer/Zoom with Julia Walkabout

29 May 2010 by Software_Developer

A Mandelbrot Explorer/Zoom with Julia walkabout

A memory (RAM) problem with the Common Dialog Boxes library in the Win32 API

19 Aug 2012 by Captain Price

I know some programming (C/C++, JAVA, Win32..), but I don't know advanced concepts of Computer Science. I just know the basics. This question is about memory management in Windows Operating Systems. You can see the problem by just observing. 1. Open a file using Notepad by double clicking a...

A memory (RAM) problem with the Common Dialog Boxes library in the Win32 API

19 Aug 2012 by Christian Graus

As Wes said, the task manager is telling you how much RAM the process has allocated to it for use, not how much it is using. It is good for a vague idea, or to show a runaway process, but it's not accurate at the granularity you're wanting it to be.

A memory (RAM) problem with the Common Dialog Boxes library in the Win32 API

19 Aug 2012 by Sergey Alexandrovich Kryukov

I can give you a more specific idea if you have problems with memory allocation, such as memory leak, of not-enough-memory problems. The type of product you need is called "memory debugger".You can find the one suitable for you from this...

A Microsoft Office 2007 Style WPF C# Quick Access Toolbar

6 Apr 2008 by Derek Bartram

An article presenting the Quick Access Toolbar as part of RibbonControl.dll, as seen in Microsoft Office 2007

A Microsoft Office Style WPF Application Button

22 Mar 2008 by Derek Bartram

An article presenting ApplicationButton used in creating round buttons as per Microsoft Office Style application buttons

A MIDI File Slicer and MIDI Library in C#

22 Mar 2020 by honey the codewitch

Slice sections out of a MIDI file, and stretch or compress playback time using this simple utility. Or use the Midi Library to build your own MIDI apps

A minimal footprint performance monitor using Windows messaging

24 Feb 2008 by Tomer Doron

In an unmanaged environment, using Windows performance monitors may prove challenging. This article propose an alternative which is both easy and efficient.

A Modern Direct2D Color Picker for Plain Win32

2 Jun 2020 by Michael Chourdakis

C++, Direct2D, one function and you got a nice picker

A MSN Messenger Library for Construction of Communication Based Applications

24 Mar 2008 by Derek Bartram

An article presenting a library for producing communication based application utilising the MSN Messenger services and protocols.

A Multi-selectable Tree Control Supports Transparent Selection Rectangle

29 Dec 2010 by yonken

A multi-select tree control that is based on Richard's implementation

A multi-threaded HTTP proxy server based on Win32

5 Dec 2007 by zlike

Demostration of a multi-threaded HTTP proxy server implemented with WinSock on Windows.

A multithreaded, OpenGL-enabled application.

26 Nov 2014 by Jeremy Falcon

Provides a base to use when programming OpenGL-enabled applications for the real world, rather than a simple hello world.

A Neural Network on GPU

13 Mar 2008 by billconan, kavinguy

This article describes the implementation of a neural network with CUDA.

A problem with dialogbox

12 Jan 2016 by VISWESWARAN1998

Sir, I am a beginner in windows programming. I have created a dialog box in Win32 API. My dialog box consists of only one push button named "Copy" for IDOK.I have not enabled the maximize and minimize buttons in my dialog box but has close button(not push button with an IDCLOSE) I mean the...

A problem with dialogbox

12 Jan 2016 by CPallini

Quote:DialogBox(hInst, MAKEINTRESOURCE(IDD_DIALOG1), hWnd, Help); case IDOK: { open(); break; }Should be (I guess) if ( DialogBox(hInst, MAKEINTRESOURCE(IDD_DIALOG1), hWnd, Help) == IDOK ) { open(); } break;

A Program can set window title of other programs

3 Mar 2013 by SVPro

Hi all,I want to write a program can set windows title of other programs before it's opened. For ex: I used my program to selects Notepad and open it, when it opened, notepad's title was changed.how can I do it with C/Win32/API?I knew that SetWindowText can change title, but it only...