[gtk: 8/8] Merge branch 'columnview-reordering' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

commit 3ec8f4e84e77d89e8b1c2413af233adeb4c1db8a
Merge: f13a596d15 964d0c219a
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Jun 3 21:38:59 2020 +0000

    Merge branch 'columnview-reordering' into 'master'
    
    columnview: Implement interactive reordering
    
    See merge request GNOME/gtk!2006

 docs/reference/gtk/gtk4-sections.txt |   2 +
 gtk/gtkcolumnview.c                  | 306 ++++++++++++++++++++++++++++++++++-
 gtk/gtkcolumnview.h                  |   7 +
 gtk/gtkcolumnviewcolumn.c            |  21 +++
 gtk/gtkcolumnviewcolumnprivate.h     |   6 +
 gtk/gtkcolumnviewlayout.c            |  11 +-
 6 files changed, 349 insertions(+), 4 deletions(-)
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