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VB6 - Add to Hash using CNG
There are times when one needs to add to an existing hash, such as when calculating the HMAC hashes for TLS. With CAPI, the hash function could be easily split into separate functions; create the hash,...
View Article[VB6] - Fireworks.
Code: Option Explicit Private Declare Function PlaySound Lib "winmm.dll" Alias "PlaySoundW" (ByVal lpszName As Long, ByVal hModule As Long, ByVal dwFlags As Long) As Long Private Const SND_ASYNC =...
View Article[VB6] - Work with the pointers.
Often there are situations when you need to get data having only the address (for example, in WndProc, HookProc). Usually, simply copy the data via CopyMemory the structure after changing data and copy...
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[VB6] - Get information about memory usage.
Code: Option Explicit Private Const MAX_PATH = 260 Private Type PROCESS_MEMORY_COUNTERS cb As Long PageFaultCount As Long PeakWorkingSetSize...
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[VB6] Simple, basic subclassing tutorial using the easier SetWindowSubclass...
So there's quite a few posts about specific questions where code like this is shown, but I really thought it would be better to have a subclassing tutorial type codebank entry for it to make it more...
View ArticleHere's some code for calculating hashes.
It works with MD2, MD4, MD5, SHA1, SHA2-256, SHA2-384, and SHA2-512. Put the below code in a module (BAS file). It does everything that CAPICOM does regarding hashes, but without using any ActiveX DLL...
View ArticleCode Snippet: Getting folder settings with SHGetSettings
So there's not a single result for SHGetSettings, and this is an odd function, so I just wanted to post a working method of using it. SHGetSetSettings isn't supported above XP, so even if it's still...
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VB6 Threading, using the small DirectCOM.dll-HelperLib
Just for those who want to try a proven approach, which works reliably (and comparably simple) in spanning up STAs (Single-Threaded-Apartments) for over 10 years now (one can use his own VB6-compiled...
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Register/Unregister both DLLs and OCXs with RightClick
I used a vbscript provided by Olaf to register vbRichClient5, changed it a bit, and added 4 entries to registry. Now I'm able to register/unregister both DLLs and OCXs with a simple RightMouse click...
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[VB6] - Module for working with COM-Dll without registration.
Hello. I give my module for working with COM-DLL without registration in the registry. The module has several functions: GetAllCoclasses - returns to the list of classes and unique identifiers are...
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VB6 Regfree Handling of AX-Plugin-Dlls per DirectCOM
One necessity, to make the handling of VB6-produced ActiveX-Dlls more easy, is the regfree loading of the Classes which are contained in the Plugin-Dlls. Once that is out of the way (we use...
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[VB6] Reg-Free COM at runtime via Microsoft.Windows.ActCtx
One of the slick things Microsoft developed before they pulled the plug on VB development and threw everything behind .Net was registration-free COM. Sadly, the change in direction meant that they...
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Transit Time Tester
Users sometimes want to know how accessible a certain site is and how long it takes to get to it. The "ping" command has traditionally been used for that, but there are problems using this utility. The...
View ArticleDrawLine function with pixel count output
This is a function I wrote intended to replace the built-in VB6 Line method. With the internal Line method, in addition to all the intermediate pixels of a line, the first pixel is also drawn. But...
View Article[VB6, Vista+] List all file properties, locale/unit formatted, by modern...
Previous VB6 methods for listing file properties haven't used the newer methods, which are especially handy if you're already working with IShellItem. This code is a tour of the modern property system,...
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[VB6] Yet another simple and versatile Tray Icon code with subclassing
Yesterday, I didn't know what 'subclassing' is. Today I made a complete solution to serve all your tray icon needs. Easy to use: just create a cSysTray object in your form, pass the hWnd and you're...
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VB6 - NewSocket (updated)
NewSocket.cls/mWinsock.bas has received several small updates. 1. All references to StrConv/vbUnicode have been removed and replaced by StrToByte/ByteToStr. This was necessitated to support some upper...
View ArticleFlexgrid mouseover event
Hello, Is there a way to display a popup message when the mouse is over a cell and update the message when the mouse moves to another cell?
View ArticlemodZlib.bas
This is my module file for using zlibwapi.dll in VB6. To use this code, simply copy the text in the code box at the bottom of this post, and paste it into an empty module in VB6. Note that you must...
View ArticlemodCRC.bas
This is my code for CRC calculating. It calculates CRC32 using the standard polynomial 0x04C11DB7, and also 2 different 16bit CRCs (one uses the standard CRC16 polynomial 0x8005, and the other uses the...
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