Re: MY window tree!

["Lennart Borgman (gmail)" <lennart.borgman@gmail.com>]

martin rudalics wrote:

> Why not?  The primary purpose of the 'window property is to make the
> overlay appear in one and only one window.  Copying the window tree
> somewhere else should move the overlay to a new window iff the old
> window were deleted.  Perfectly valid.  Copying again from the saved
> configuration would not see the overlay any more because it now names
> another window.  Valid too.
> 
> If you really see a need to copy overlays make it optional.


OK, I have done that.


> In any case
> there's no need to scan the entire `buffer-list' for overlays.  Any
> buffer involved must have been displayed by the old window-tree and must
> be displayed by the new window-tree.


I can not see that a buffer that the buffer must have been displayed by 
the old window-tree. The 'window property might just be there to be 
shown later when the buffer is displayed in that special window.


> Finally, if you really want to separate saving from restoring you have
> to decide what to do with buffers that have been changed (window-point
> or window-start are no longer valid) or deleted in the meantime.


Good thought, thanks. I have added that.


>  > Why should I only investigate those buffers?
> 
> Because people may have hundred buffers or more, many of them with
> overlays.  Most overlays don't have a window property.


OK, I have made it an option. By default I only investigate those 
windows that you and Juanma has suggested.