Extending Windows Explorer Preview Pane
The preview pane in explorer doesn’t work for many files, and I’ve gotten used to seeing a preview of pdf and text files in the file manager in Linux. PDF-XChange Viewer has an explorer plugin and comes with some PDF editing tools. To make preview work with other text files like those with a php extension, there is a tool called PreviewConfig. Here’s what the previews look like:
Preview Pane in Windows 7. Click on the area highlighted to activate.
PDF Preview