Cleaned up snap and changed confinement settings

data/snap/snapcraft.yaml

@@ -2,7 +2,7 @@
 
 name: flameshot
 adopt-info: flameshot
-base: core20
+base: core18
 summary: Powerful yet simple to use screenshot software
 description: |
   A powerful open source screenshot and annotation tool for Linux, Flameshot
@@ -12,6 +12,7 @@ description: |
   tools.
 grade: stable  # must be 'stable' to release into candidate/stable channels
 confinement: strict  # use 'strict' once you have the right plugs and slots
+#confinement: devmode  # use 'strict' once you have the right plugs and slots
 architectures:
   - build-on: amd64
   - build-on: i386
@@ -22,93 +23,31 @@ apps:
     adapter: full
     command: usr/bin/flameshot
     desktop: usr/share/applications/flameshot.desktop
+    extensions:
+      - kde-neon
     environment:
       DISABLE_WAYLAND: 1
       XDG_DATA_DIRS: $SNAP/share:$XDG_DATA_DIRS
     slots: [dbus-flameshot]
     plugs:
-      - desktop
-      - desktop-legacy
-      - gsettings
+      - kde-frameworks-5-plug
       - home
+      - removable-media
       - network
       - network-bind
       - opengl
       - pulseaudio
-      - unity7
       - wayland
       - x11
 
-
-plugs:
-  # Gtk Common Themes support
-  # https://forum.snapcraft.io/t/how-to-use-the-system-gtk-theme-via-the-gtk-common-themes-snap/6235
-  gsettings:
-  gtk-3-themes:
-    interface: content
-    target: $SNAP/data-dir/themes
-    default-provider: gtk-common-themes
-  icon-themes:
-    interface: content
-    target: $SNAP/data-dir/icons
-    default-provider: gtk-common-themes
-  sound-themes:
-    interface: content
-    target: $SNAP/data-dir/sounds
-    default-provider: gtk-common-themes
-
-
 parts:
-  desktop-qt5:
-    source: https://github.com/ubuntu/snapcraft-desktop-helpers.git
-    source-subdir: qt
-    plugin: make
-    make-parameters: ["FLAVOR=qt5"]
-    build-packages:
-      - qtbase5-dev
-      - dpkg-dev
-    stage-packages:
-      - libxkbcommon0
-      - ttf-ubuntu-font-family
-      - dmz-cursor-theme
-      - light-themes
-      - adwaita-icon-theme
-      - gnome-themes-standard
-      - shared-mime-info
-      - libqt5gui5
-      - libgdk-pixbuf2.0-0
-      - libgtk2.0-0
-      - libqt5svg5
-      - try:
-          - appmenu-qt5
-      - locales-all
-      - xdg-user-dirs
-      - fcitx-frontend-qt5
-
-  libappindicator:
-    plugin: nil
-    stage-packages:
-      - libappindicator3-1
-    after: [desktop-qt5]
-    prime:
-      - usr/lib/$SNAPCRAFT_ARCH_TRIPLET/libdbusmenu*.so*
-      - usr/lib/$SNAPCRAFT_ARCH_TRIPLET/libappindicator*.so*
-      - usr/lib/$SNAPCRAFT_ARCH_TRIPLET/libindicator*.so*
-
-  launchers:  # custom launcher to set QT_QPA_PLATFORMTHEME=gtk3 correctly
-    source: .
-    source-subdir: snap/local/launchers
-    plugin: dump
-    organize:
-      '*': bin/
-    stage:
-      - -bin/README.*
-
   flameshot:
-    after:
-      - desktop-qt5
+    build-snaps:
+      - kde-frameworks-5-core18-sdk
+      - kde-frameworks-5-core18
+      - cmake #core18 does not have new enough cmake so install from snap
     plugin: cmake
-    cmake-parameters:
+    configflags:
       - '-DCMAKE_BUILD_TYPE=RelWithDebInfo'
       - '-DCMAKE_INSTALL_PREFIX=/usr'
     source: https://github.com/flameshot-org/flameshot.git
@@ -126,9 +65,10 @@ parts:
       sed -i 's|^Icon=.*|Icon=${SNAP}/usr/share/icons/hicolor/scalable/apps/flameshot.svg|' ${SNAPCRAFT_PART_INSTALL}/usr/share/applications/flameshot.desktop
       sed -i 's/^\(Name\(\[.\+\]\)\?=.*\)$/\1 (Snappy Edition)/g' ${SNAPCRAFT_PART_INSTALL}/usr/share/applications/flameshot.desktop
     build-packages:
-      - qt5-default
-      - qttools5-dev-tools
-      - qttools5-dev
+      - g++
+      - make
+      - qt5-default 
+      - qttools5-dev-tools 
       - libqt5svg5-dev
     stage-packages:
       - dbus-x11
@@ -136,8 +76,26 @@ parts:
       - openssl
       - ca-certificates
       - qtwayland5
-      - qt5-gtk-platformtheme  # for theming, font settings, cursor and to use gtk3 file chooser
-
+      - libqt5dbus5 
+      - libqt5network5 
+      - libqt5core5a 
+      - libqt5widgets5 
+      - libqt5gui5 
+      - libqt5svg5
+      - libxkbcommon0
+      - ttf-ubuntu-font-family
+      - dmz-cursor-theme
+      - light-themes
+      - adwaita-icon-theme
+      - gnome-themes-standard
+      - shared-mime-info
+      - libgdk-pixbuf2.0-0
+    prime:
+      # libquazip5-1 pulls in Qt5 from bionic as a dependency. We don't
+      # want it in our snap, however, because we get a newer Qt5 from the
+      # kde-kf5 platform snap.
+      - "-usr/lib/x86_64-linux-gnu/libQt5*"
+      - "-usr/lib/x86_64-linux-gnu/libqt5*"
 slots:
   # Depending on in which environment we're running we either need
   # to use the system or session DBus so we also need to have one