Difference between revisions of "Code samples"

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<div style="float: right; margin-left: 10px;">__TOC__</div>
 
Below are a selection of VB code samples. Feel free to use any of them in your own projects.
 
Below are a selection of VB code samples. Feel free to use any of them in your own projects.
  
==Variables==
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Please also feel free to make your own contributions of articles and/or article modifications.  The more articles we get the better this resource will be! :)
* [[Is it an integer|How do you tell if a number is an integer?]]
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* [[Identifying data types|Obtain the type name for a variable]]
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* [[Passing UDTs to Classes|Pass a user defined type to a class]]
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==COM objects==
 
==COM objects==
 
* [[Events from a module|Firing events in an object from a code module]]
 
* [[Events from a module|Firing events in an object from a code module]]
 
* [[Modularised Subclassing|Modularised Subclassing using interfaces and CopyMemory]]
 
* [[Modularised Subclassing|Modularised Subclassing using interfaces and CopyMemory]]
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* [[Modularised Subclassing The Same Object Twice|Modularised Subclassing (the same object twice) using interfaces and CopyMemory]]
 
* [[Singletons|Creating singleton objects]]
 
* [[Singletons|Creating singleton objects]]
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* [[Using For Next on your own class|How to make your classes support For/Next constructs]]
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* [[Streaming HTML content into a webbrowser control from VB|Streaming HTML into a webbrowser control from VB]]
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==File handling==
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* [[Create a shortcut|Creating shortcuts to files]]
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* [http://www.earlsoft.co.uk/tips/fileio.php File I/O. Reliably]
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* [[Special folders|Getting special folder paths]]
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* [[API_Recursive_DIR_Structure|How to iterate through a directory structure using APIs]]
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* [[Working with INI files in .NET|Working with INI files in .NET]]
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==Networking==
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* [[Sharing_in_VbNET|Sharing Folders and Files in Vb.NET]]
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* [[Detecting_Network_Adapters|How to get a list of the network adapters on the system]]
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* [[Enumerating IPs|Enumerating the IP addresses allocated to the local machine]]
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* [[Buffering TCP Data|Buffering TCP data incoming from a socket]]
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* [[WebGet|Downloading files from websites using the WinInet API]]
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==Strings==
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* [[GUIDs|Creating unique IDs (GUIDs)]]
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* [[Shuffling|How to randomise a list]]
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* [[Quotes|Including quote characters in a string]]
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* [[Simplifying building of complex strings in code (eg sql statements)]]
  
 
==User interface==
 
==User interface==
 
* [[Control arrays|Creating and using control arrays]]
 
* [[Control arrays|Creating and using control arrays]]
* [[Mouse Hover and Out Events|How to Catch Mouse Hover and Out Events]]
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* [[Mouse Hover and Out Events|How to catch mouse hover and out events]]
 
* [[Catch KeyPresses over whole form|How to catch KeyPresses on a form when a control has focus]]
 
* [[Catch KeyPresses over whole form|How to catch KeyPresses on a form when a control has focus]]
* [[XP style|XP Styles in your application]]
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* [[Edit Menus and the RichTextBox Control|Edit Menus and the RichTextBox Control]]
* [[Creating Transparent Controls (.NET)|Creating a transparent control in .NET]]
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* [[ComDlg|Common Dialog API Wrapper Class]]
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* [[DynamicControl|Dynamic control creation]]
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* [[Streaming HTML content into a webbrowser control from VB|Streaming HTML into a webbrowser control from VB]]
  
===GDI===
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===Graphics===
 
* [[Drawing with GDI|Introduction to GDI drawing]]
 
* [[Drawing with GDI|Introduction to GDI drawing]]
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* [[Using GDI to draw to a backbuffer|Drawing with a backbuffer]]
 
* [[Drawing an image to a DC|How to draw an image to a DC with GDI]]
 
* [[Drawing an image to a DC|How to draw an image to a DC with GDI]]
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* [[All About StretchBlt|All about StretchBlt]]
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* [[Pattern Brushes|Pattern Brushes]]
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* [http://www.visualbasicforum.com/showthread.php?t=129548 BitBlt]
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* [[Creating Fonts|Creating Fonts]]
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* [[Drawing sprites using any colour as transparent|Drawing sprites using any colour as transparent]]
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* [[SaveJPG|Saving JPEGs using GDI+ in Windows XP]]
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* [[GetDefaultIcon|Get Default File Icon]]
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* [[PersistentGraphics|Persistent Graphics in VB.Net]]
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===Look & Feel===
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* [[XP style|Using XP style controls in your application]]
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* [[Creating Transparent Controls (.NET)|Creating a transparent control in .NET]]
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* [[Tabbed dialogs|Using Tab controls in your applications]]
  
 
===Text boxes===
 
===Text boxes===
 
* [[Numberboxes|Allowing numeric values only]]
 
* [[Numberboxes|Allowing numeric values only]]
 
* [[Chat windows|Scrolling chat windows]]
 
* [[Chat windows|Scrolling chat windows]]
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===List boxes===
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* [[Listbox Quickfind|Find items in a ListBox speedily]]
  
 
===Windows===
 
===Windows===
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* [[Dragging windows|Dragging windows/controls the easy way]]
 
* [[Dragging windows|Dragging windows/controls the easy way]]
 
* [[Creating Floating Tool Windows|How to create a tool window that floats above your app]]
 
* [[Creating Floating Tool Windows|How to create a tool window that floats above your app]]
* [[Subclassing|How to subclass a window to catch useful windows messages]]
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* [[Subclassing|How to subclass a window to catch useful windows messages in VB6]] and in [[Subclassing in .NET|VB.NET]]
 
* [[Modularised Subclassing|Modularised Subclassing using interfaces and CopyMemory]]
 
* [[Modularised Subclassing|Modularised Subclassing using interfaces and CopyMemory]]
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* [[Modularised Subclassing The Same Object Twice|Modularised Subclassing (the same object twice) using interfaces and CopyMemory]]
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* [http://www.vbwm.com/articles/builder/viewer.asp?ArticleID=16 Regions and windows]
  
==File handling==
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==Variables==
* [http://www.earlsoft.co.uk/tips/fileio.php File I/O. Reliably]
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* [http://www.bytemycode.com/snippets/snippet/251 Hashtables in VB6]
* [[Special folders|Getting special folder paths]]
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* [[Is it an integer|How do you tell if a number is an integer?]]
* [[API_Recursive_DIR_Structure|How to iterate through a directory structure using APIs]]
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* [[Identifying data types|Obtain the type name for a variable]]
 
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* [[Passing UDTs to Classes|Pass a user defined type to a class]]
==Networking==
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* [[Pointers and CopyMemory|Pointers and CopyMemory]]
* [[Detecting_Network_Adapters|How to get a list of the network adapters on the system]]
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* [http://xtremevbtalk.com/showthread.php?t=78889 Sorting]
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* [[Storing collections in property bags]]
  
 
==Miscellaneous==
 
==Miscellaneous==
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* [[MD5 Hashing Using the CryptoAPI|MD5 Hashing Using the Windows Cryptography API]]
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* [[System Tray|Adding icons to Explorer's System tray]]
 
* [[Open a URL|Open a URL in a web browser]]
 
* [[Open a URL|Open a URL in a web browser]]
* [[Sleep_Without_the_Freezing|Sleeping without freezing the program]] (uses DoEvents)
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* [[Sleep without locking|Sleeping without locking up the program]] (uses DoEvents)
 
* [[Why_DoEvents_Are_Evil|Why DoEvents can cause problems]]
 
* [[Why_DoEvents_Are_Evil|Why DoEvents can cause problems]]
 
* [[Windows version|Detecting the version of Windows]]
 
* [[Windows version|Detecting the version of Windows]]
 
* [[Close_Without_End|How to close your app without using End]]
 
* [[Close_Without_End|How to close your app without using End]]
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* [[API Errors In Plain English|How to translate an API error to its textual equivalent]]
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* [[Standards of Nomenclature and Semantics|Standards of nomenclature and semantics]]
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* [[SecondsToHMS|Converting seconds to Hours:Minutes:Seconds]]

Latest revision as of 11:26, 8 October 2009

Below are a selection of VB code samples. Feel free to use any of them in your own projects.

Please also feel free to make your own contributions of articles and/or article modifications. The more articles we get the better this resource will be! :)

COM objects

File handling

Networking

Strings

User interface

Graphics

Look & Feel

Text boxes

List boxes

Windows

Variables

Miscellaneous