The History Dialog displays the list of the documents you have opened in
previous sessions. It is more complete than the list you get with the
“Open Recent” command.
4.3.2. Using the Document History dialog
The scroll bar allows you to browse all images you have opened before.
The Open the selected entry
button allows you to open the image you have selected. With the
Shift key pressed, it raises an image hidden behind
others. With the Ctrl key pressed, it opens the Open Image
dialog.
The Remove the selected entry
button allows you to remove an image from the History dialog. The image
is removed from the recently open images list also. But the image itself
is not deleted.
The Clear the entire file history : all the files
will be removed from the history.
The Recreate Preview button updates preview in
case of change. With Shift key pressed, it acts on
all previews. With Ctrl key pressed, previews that
correspond to files that can't be found out, are deleted.