Shows the given file contents in a content-appropriate way.
The type of the content is supplied by either the MIME type or the filename, at least one of which must be supplied. The content itself will be a unique key supplied earlier to a call to doAttachmentDownload.
<static> showAttachmentFromCache_CONT( uniqueKey, mimeType, fileName, waitDialogCallbackString )
| Name | Type | Description |
| uniqueKey | The unique key for the attachment. | |
| mimeType | The MIME type of the file. | |
| fileName | The name of the file. | |
| waitDialogCallbackString | string with the value for the 'callback=' parameter. |