The file is in $incdir/gsettings-desktop-schemas/gdesktop-enums.h,
and pkg-config returns -I$incdir/gsettings-desktop-schemas, so the
right way is to #include <gdesktop-enums.h> which is what other modules
do.
https://bugzilla.gnome.org/show_bug.cgi?id=642369
Remember added files, so they cannot be added twice to the pictures
store (using UUID of the URI as key).
Implement removing items from the list.
Fix memory leaks.
And only when selected. There's no point in loading it straight
away, as we have more than enough metadata to display it in the
icon view, and we'll need to load up the data when we display
it anyway.
https://bugzilla.gnome.org/show_bug.cgi?id=641414
Now we'd just need gnome-bg to make the jump.
This also fixes unique IDs for the wallpapers source, as
multiple backgrounds can be defined in a single XML file.
It now is a full GObject, will be able to track the original
XML file for a wallpaper, as well as which values are set in it.
This will allow us to restore wallpapers properly, and only offer
editing options when those aren't already hard-coded inside the
item.
