add gtk4 option to the build system newapi

implement ui_list_getselection (GTK) newapi

fix background jobs (GTK) newapi

fix path textfield (GTK) newapi

fix threadpool newapi

fix eventdata not set by menu list events (GTK) newapi

fix getvaluefunc not used by menu lists (GTK) newapi

(0) -100 -30 -10 -7 +7 +10 +30 +100 tip

mercurial