![]() ![]() Then for “other” files, which include JPG, GIF, etc, there’s another section of the registry which file types with icons, again, found in resources in binaries. If a file is a “structured storage” file, then the file has a hard type (a class) and the class is registered in the registry, and there’ll be an icon registered for that class, where the icon will be a numbered resource in a given executable. So what you’re talking about is how the shell associates icons with files and then displays them.ġst, the icons in executables come from the executable itself. dll, etc) can contain all sorts of named & typed resource, and icons, fonts, bitmaps,strings, are just some examples dll, and both of these even when they’re named something else, can contain icons in the resources. ![]() Expert stuff on Windows icons by Alistair Banks dll collections) and may be "attached" to files (eg folders, files, applications) by the end-user.Ĭreating, changing and attaching WIndows Icons is covered later on this page. Other icons can be stored as self contained. jpg files will share the same icon but you can change it. Windows maps many icons to file types and these relationships can be changed. Some icons collections are used by the system and are hard to locate let alone change. Some Windows icon files (.ico) are grouped in collections and hidden in. icns files and then open one in Iconographer.Ĭreating, changing and attaching OSX Icons is covered later on this page. Icons are stored in self-contained files with the. Other non system files (folders, files, applications) can have their icons changed by the end user. ![]() They are stored in a system file which is not available to the end-user and link with relevant file types (eg Application and System folder icons). icns files and linked or "attached" to files. Icons are no longer stored in a files resource fork. They were "attached" to the file.Ĭreating, changing and attaching OS8/9 Icons is covered later on this page. Icons were stored in the resource forks of files. Always check by zooming out that your large icon will work at smaller sizes. If you're going to create multiple icons for different systems create your icon at the biggest file size you need and then create copies at different smaller sizes. 4-bit (16 colors) with 1-bit transparencyįor modern XP systems (Pentium 3 and 4) 24-bit will do.8-bit (256 colors) with 1-bit transparency.32-bit (24-bit with an 8-bit alpha channel mask).icoĮach Windows XP icon you create can contain these three color depths to support different monitor display settings. icns Windows XPĤ8x48, 32x32, and 16×16 pixels / 72dpi / 24-bit colour + 8-bit masks (32-bit) / file format =. (OS8.5 introduced a new size of 48 x 48 pixels which cannot be used by the Finder!) Mac OSXġ28 x 128 pixels / 72dpi / 32-bit colour / 8-bit masks / file format =. Mac OS 8.5 to OS9ģ2 x 32 pixels / 72dpi / 32-bit colour / 8-bit masks / file format = stored in files resource fork. ico OSX and Windows icon filesģ2 x 32 & 16 x 16 pixels / 72dpi / 1-bit to 8-bit colour. Attach icons to files ("save into file").Generate masks which allow icons to have irregular shapes with transparent backgrounds.Create icons from images created in Photoshop.Create icons of all types from scratch (Mac OS7/8/9, OSX and Windows /ME and Windows XP).Iconographer (Mac) (shareware) is a superb program that allows you to do the following. Use Photoshop together with a program like Iconographer and all bases are covered. GraphicConvertor (Mac) can convert any bitmap image into a Windows.Axialis IconWorkshop can make icons for PCs and Macs.Microsoft's icons making how-to guide.If you don't want to go the IconBuilder way, here a few useful links to begin with. It costs $80 but is well worth it if you regularly make icons. īuy IconBuilder, the PC and Mac icon creation Photoshop and FireWorks filter for Mac OSX, from It will help you create an icon graphic file (which contains the 4 standard icon sizes) and save and attach it files. This page includes a discussion of icons and advice on how to create your own. Making your own icons for your CD/DVD-ROM delivered web site, Director projector, Flash application or whatever is an important finishing touch. ![]()
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