replace wpf with winui in the configure script newapi

enable gtk4 configure option newapi

refactor widget groups/document tree (Motif) default

refactor widget groups

add new toolbar toggle button

add container macros (GTK)

add splitpane (GTK)

fix some warnings

refactore document system to support document trees

ucx update

(0) -100 -10 +10 +100 tip

mercurial