Gtk4/main (xou816#280)

* gtk4 initial port

* first composite template

* couple fixes

* more composite tempaltes

* more composite templates

* more composite templates

* finish composite templates

* attempt flatpak!

* fix flatpak

* formatting

* merge fixes

* merge fixes and fix offline build

* oops duplicate ci!

* minor layout improvements

* groundwork: switch to listview

* refactor controls

* move playback css to dedicated file

* fix checkbox

* update potfiles

* update README

* hmmm, css

* fix search focus behaviour + clean up GtkViewports

* mpris: add shuffle and loop status support

* clean warn-cache feature (it's been a while!)

* add unbind for songs

* simplify album widget + improve on mobile

* fix initial playlist state

* Gtk4/long lists (xou816#279)

* switch to direct scrolled widnow ancestor

* improve selection impl

* implement some diffing

* restore autoscroll behavior

* cleanup playback position remnants

* switch to simple vec

Cargo.toml

@@ -4,16 +4,13 @@ version = "0.1.16"
 edition = "2018"
 license = "MIT"
 
-[features]
-warn-cache = []
-
 [dependencies.gtk]
-version = "^0.14.0"
-features = ["v3_24"]
+version = "^0.2.0"
+package = "gtk4"
 
 [dependencies.gdk]
-version = "^0.14.0"
-features = ["v3_24"]
+version = "^0.2.0"
+package = "gdk4"
 
 [dependencies.gio]
 version = "^0.14.0"
@@ -61,8 +58,7 @@ features = ["gettext-system"]
 [dependencies]
 secret-service = "^2.0.1"
 gdk-pixbuf = "^0.14.0"
-libhandy = "^0.8.0"
-gladis = "^1.0.0"
+libadwaita = "0.1.0-alpha-2"
 ref_filter_map = "^1.0.1"
 regex = "^1.4.6"
 async-std = "^1.9.0"