snap: Updated to Qt 6

snap/snapcraft.yaml

@@ -5,6 +5,8 @@ base: core24
 
 grade: stable
 confinement: strict
+environment:
+  QT_PLUGIN_PATH: "$SNAP/usr/lib/$CRAFT_ARCH_TRIPLET/qt6/plugins"
 
 apps:
   tiled:
@@ -47,49 +49,44 @@ parts:
       craftctl default
       craftctl set version="$(git describe | sed 's/v//')"
     override-build: |
+      qmake6 -version
+      qmake6 -query
       qbs setup-toolchains --detect
+      qbs setup-qt /usr/bin/qmake6 qt6
+      qbs config defaultProfile qt6
       qbs build --jobs "${CRAFT_PARALLEL_BUILD_COUNT}" --command-echo-mode command-line config:release qbs.installPrefix:"/usr" projects.Tiled.version:$(craftctl get version) projects.Tiled.useRPaths:false
       qbs install --install-root "${CRAFT_PART_INSTALL}" config:release
     parse-info:
       - usr/share/metainfo/org.mapeditor.Tiled.appdata.xml
     source: .
     build-packages:
+      - build-essential
+      - dpkg-dev
+      - libzstd-dev
       - pkg-config
-    # FIXME: Python plugin compiles and loads, but can't find platform libraries
-    #  - python-dev
-      - qttools5-dev-tools
       - qbs
-      - libqt5svg5-dev
-      - qtdeclarative5-dev
+      - qt6-base-dev
+      - qt6-declarative-dev
+      - qt6-l10n-tools
+      - qt6-svg-dev
       - zlib1g-dev
-      - libzstd-dev
-    stage-packages:
-      - libqt5quick5
-      - qt5-image-formats-plugins
-      - qtwayland5
-    #  - libpython2.7
-      - libzstd1
-    after: [desktop-qt5]
-
-  desktop-qt5:
-    source: https://github.com/ubuntu/snapcraft-desktop-helpers.git
-    source-subdir: qt
-    plugin: make
-    make-parameters: ["FLAVOR=qt5"]
-    build-packages:
-      - build-essential
-      - qtbase5-dev
-      - dpkg-dev
+    # FIXME: Python plugin compiles and loads, but can't find platform libraries
+    #  - python-dev
     stage-packages:
-      - libxkbcommon0
-      - dmz-cursor-theme
-      - light-themes
       - adwaita-icon-theme
-      - shared-mime-info
-      - libqt5concurrent5
-      - libqt5gui5
-      - libqt5svg5 # for loading icon themes which are svg
+      - dmz-cursor-theme
+      - fcitx-frontend-qt6
       - libgdk-pixbuf2.0-0
+      - libqt6concurrent6t64
+      - libqt6gui6t64
+      - libqt6quick6
+      - libqt6svg6 # for loading icons which are svg
+      - libxkbcommon0
+      - libzstd1
+      - light-themes
       - locales-all
+      - qt6-image-formats-plugins
+      - qt6-wayland
+      - shared-mime-info
       - xdg-user-dirs
-      - fcitx-frontend-qt5
+    #  - libpython2.7