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ShellBrowser uses registered preview handler shell extensions for the FilePreview component. Some of these extensions belong to Windows, others are installed with third party applications.
If the FilePreview is not working, please check the following list:
Known issues concerning commonly used Preview Handlers:
* The Microsoft Excel preview handler will not show files having an uppercase file extension ("Sample.XLSX")
* The Adobe Acrobat preview handler will not display files containing a hashtag ("Sample#1.pdf")
All of our products are being developed in Delphi or C#. Although we use Log4Net with some of the components, they are safe to use, because the reported vulnerability applies to Log4J only.
None of our applications depend on Log4J or any other Java library and are thus not affected by this vulnerability.
This applies to all versions and editions of our applications (TreeSize, SpaceObServer, SpaceObServer WebAccess, HeavyLoad, SmartPOP2Exchange, Exchange Server Toolbox, SpamAssassin in a Box, SpamAssassin for Windows, SmartCallMonitor, SEPA-Transfer, ServerSentinel, and ShellBrowser). It is recommended to always use the latest available versions though to benefit from the latest patches, improvements, and features.
To block opening in general, simply implement an empty event handler for the OnDefaultAction event of the TJamExplorerBrowser control that contains only the code "exit;".
You may also do this conditionally:
if JamExplorerBrowser1.SelectedFiles.EndsWith('.log', True) then