[VBnet Code Library] Callback Routines Index

	VB5/VB6 Callback Routines Callbacks, enumerations, hooks and subclassing are for VB5/VB6 only. Updated Monday December 26, 2011
Category	Topic
Browse for Folders vb6 vb5	SHBrowseForFolder: Browse for Folders Callback Overview A discussion of the terms and requirements for providing the interface to a Browse for Folders callback routine. May 30.1999 SHBrowseForFolder: Pre-selecting Folders using a Browse Callback Add a callback routine to your VB5/6 code to allow pre-selecting of a file system object when displaying the Browse Folders Dialog. Added version-detecting code and necessary changes to allow the String method to function on NT. May 30.1999 SHBrowseForFolder: Restrict Browse Selection to a CD/DVD via Callback Adding GetDriveType() to a Browse callback to enable selection of a CD/DVD drive only. March 31.2004

Display vb6 vb5	EnumDisplaySettings: Enumerate Available Display Resolutions Use this method to determine which resolutions a system supports. Sep 01.1998 ChangeDisplaySettings: Change Display Resolution Use this routine to change the current screen resolution or depth. Sep 01.1998 EnumDisplayDevices: Enumerating System Display Devices Calling EnumDisplayDevices to obtain information about the display devices in a system. Mar 29.2002

Files vb6 vb5	CopyFileEx: Create a File Backup App with a Progress Callback Backup app for NT that uses the CopyProgressRoutine callback to track file copy progress. Dec 20.1999

Fonts vb6 vb5	EnumFontFamilies: Enumerating Windows Fonts - Callback vs. VB Intrinsic Code Based on the VB5 Help File example, this is the simplest code to enumerate the available Windows fonts using a callback and the Windows EnumFontFamilies API. EnumFontFamilies: Enumerating Windows Fonts by Type Code to enumerate the available Windows fonts using a callback and the Windows EnumFontFamilies API, but populating the listbox only with fonts matching a desired type EnumFontFamilies: Enumerate Windows Fonts with Font Preview This was just for fun ... code to enumerate the available Windows fonts using a callback and the Windows EnumFontFamilies API, populating the listbox with all fonts, and previewing the font at any size between 8 and 120 points. SetMenuItemInfo: Create a Multi-Column Font Menu How to populate a Fonts menu and specify column breaks to assure it remains on-screen.

ListView vb6 vb5	SendMessage: Controlling a ListView Sort Using Callbacks Use the AddressOf operator to add extended sorting functionality to ListView columns. Updated Mar 01.2000

System vb6 vb5	EnumSystemLocales: Enumerate Installed and Supported System Locales Retrieve the codepage language names and abbreviations using the EnumSystemLocales callback. Nov 09.1999

Windows vb6 vb5	EnumWindows: Enumerate (and Restore) a Window via Callback Using EnumWindows to obtain window information, and provide a means to restore the window regardless of its window position. Mar 01.2000 EnumWindows: Enumerate Windows via a Callback Another Enum API, this one enumerates system windows using AddressOf. June 17.1998 EnumChildWindows: Enumeration of Parent and Child Windows via Callbacks Using EnumWindows and EnumChildWindows. Jan 26.2000