TdxFilePreviewCustomHandler Class

The base class for custom preview handlers.

Declaration

TdxFilePreviewCustomHandler = class abstract(TObject)

Remarks

The TdxFilePreviewCustomHandler class members allow you to do the following:

• Initialize the preview handler (Initialize).

• Enable or disable the preview handler for different file extensions (Register and Unregister).

• Obtain the full path to the file for which the preview is displayed (FileName).

• Identify if the preview handler supports the initialization in a separate thread (RunInThread).

Do not use this class directly. Use the following descendants instead:

• TdxFilePreviewImageBasedHandler

• TdxFilePreviewControlBasedHandler

Inheritance

TObject

TdxFilePreviewCustomHandler