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A control that combines an edit control for entering a file or directory name, and a browse button that brings up a dialog for choosing a file or folder.

Files and Folders

General

CRotatingLog - A simple rotary text file class

Last Updated: 25 Feb 2004 Page Views: 75,114 Rating: 3.82/5 Votes: 19 Popularity: 4.89 Bookmark Count: 27

Licence: The Code Project Open License (CPOL)

a simple class that implements a rotary (circular) text file

Miscellaneous

Custom Controls

CWindowScroller

Last Updated: 20 Mar 2003 Page Views: 103,886 Rating: 4.76/5 Votes: 29 Popularity: 6.96 Bookmark Count: 56

Licence: The Code Project Open License (CPOL)

An MFC control for adding middle mouse button scrolling to any CWnd derived window

Grid Control

CGridCellNumeric - A numeric cell class for the MFC Grid

Last Updated: 22 Sep 2004 Page Views: 44,552 Rating: 4.05/5 Votes: 10 Popularity: 4.05 Bookmark Count: 20

A locale aware, editable, self validating numeric cell class for the MFC Grid. Configurable for integers, floating point, or currencies.

Tabs & Property Pages

General

Using the PSM_QUERYSIBLINGS message

Last Updated: 17 Jul 2004 Page Views: 35,944 Rating: 4.21/5 Votes: 10 Popularity: 4.21 Bookmark Count: 16

Explains how to use the PSM_QUERYSIBLINGS message to share data between pages on a property sheet.

Applications & Tools

Tools with source code

Colour preview and picker applet

Last Updated: 15 Jul 2002 Page Views: 74,835 Rating: 4.23/5 Votes: 14 Popularity: 4.84 Bookmark Count: 29

Licence: The Code Project Open License (CPOL)

A simple applet that lets you preview how various font and background colours interact. Has the added ability of being able to pick any colour from the screen.

Image Viewer Utility

Last Updated: 10 Mar 2007 Page Views: 167,654 Rating: 4.63/5 Votes: 55 Popularity: 8.06 Bookmark Count: 131

Licence: The Code Project Open License (CPOL)

A little utility program that allows you to view the contents of memory bitmaps and device contexts while you are stepping through your drawing code.

GDI+

General

Macro to initialize GDI+ in VC6.0 MFC projects

Last Updated: 20 Apr 2003 Page Views: 91,533 Rating: 4.31/5 Votes: 26 Popularity: 6.09 Bookmark Count: 33

A simple macro that adds all the code necessary to initialize the GDI+ libraries in an MFC 6.0 application

General Graphics

General

Comparing Two Bitmaps for Equality

Last Updated: 19 Dec 2006 Page Views: 27,277 Rating: 3.45/5 Votes: 10 Popularity: 3.45 Bookmark Count: 23

Licence: The Code Project Open License (CPOL)

Code snippet that compares two HBITMAP handles to see if the bitmaps they contain are the same

Image Display

CPJAImage - Yet another image drawing class

Last Updated: 26 Aug 2003 Page Views: 150,248 Rating: 4.78/5 Votes: 30 Popularity: 7.07 Bookmark Count: 61

Licence: The Code Project Open License (CPOL)

A class that draws an image with various options - transparently, disabled or grayscale, centered on or stretched to fit a given rectangle.

C / C++ Language

Beginners

An introduction to bitwise operators

Last Updated: 8 May 2002 Page Views: 351,223 Rating: 4.71/5 Votes: 141 Popularity: 10.12 Bookmark Count: 290

Licence: The Code Project Open License (CPOL)

This article gives a brief overview of C style bitwise operators

Algorithms & Recipes

Algorithms

CRC_32

Last Updated: 9 Oct 2001 Page Views: 85,294 Rating: 4.30/5 Votes: 13 Popularity: 4.79 Bookmark Count: 40

Licence: The Code Project Open License (CPOL)

A class that implements the CRC-32 Cyclic Redundancy Check Algorithm (MultiThreaded with Progress Bar support)

String handling

General

A TCHAR style header file for STL strings and streams

Last Updated: 11 Feb 2006 Page Views: 40,051 Rating: 4.42/5 Votes: 17 Popularity: 5.44 Bookmark Count: 25

Licence: The Code Project Open License (CPOL)

Presents a header file that allows a single source file that uses STL to be built in either ANSI or Unicode, without any changes or lots of #ifdefs.

MakeMessage - An STL 'replacement' for the FormatMessage API

Last Updated: 4 Mar 2006 Page Views: 24,123 Rating: 4.51/5 Votes: 17 Popularity: 5.55 Bookmark Count: 18

Licence: The Code Project Open License (CPOL)

A function that uses STL strings and streams in an effort to mimic and improve on the FormatMessage API.

Hardware & System

Mouse Topics

The Poor Man's Mouse Gesture

Last Updated: 15 Jun 2005 Page Views: 40,210 Rating: 4.68/5 Votes: 40 Popularity: 7.50 Bookmark Count: 40

Licence: The Code Project Open License (CPOL)

An easy to use class for adding basic mouse gesture recognition to your application.

PJ Arends

Member

Location:

Canada


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