[lightsoff] Default flatpak and desktop to gtk-mode

[Robert Roth <robertroth src gnome org>]

commit 099c89ec524c654d93446babd6b778fa2d988984
Author: Robert Roth <robert roth bee-tf ro>
Date:   Tue May 12 09:48:25 2020 +0300

    Default flatpak and desktop to gtk-mode

 build-aux/org.gnome.LightsOff.json  | 4 ++--
 data/org.gnome.LightsOff.desktop.in | 2 +-
 src/lightsoff-window.vala           | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/build-aux/org.gnome.LightsOff.json b/build-aux/org.gnome.LightsOff.json
index 39d62d3..cca2f04 100644
--- a/build-aux/org.gnome.LightsOff.json
+++ b/build-aux/org.gnome.LightsOff.json
@@ -3,7 +3,7 @@
     "runtime": "org.gnome.Platform",
     "runtime-version": "master",
     "sdk": "org.gnome.Sdk",
-    "command": "lightsoff",
+    "command": "lightsoff --gtk-mode",
     "tags": ["nightly"],
     "desktop-file-name-prefix": "(Nightly) ",
     "finish-args": [
@@ -26,4 +26,4 @@
             }]
         }
     ]
-}
\ No newline at end of file
+}
diff --git a/data/org.gnome.LightsOff.desktop.in b/data/org.gnome.LightsOff.desktop.in
index 41b5f8c..f92cec8 100644
--- a/data/org.gnome.LightsOff.desktop.in
+++ b/data/org.gnome.LightsOff.desktop.in
@@ -5,7 +5,7 @@ Comment=Turn off all the lights
 Keywords=game;logic;board;tiles;adjacent;puzzle;
 # Translators: Do NOT translate or transliterate this text (this is an icon file name)!
 Icon=org.gnome.LightsOff
-Exec=lightsoff
+Exec=lightsoff --gtk-mode
 Terminal=false
 Type=Application
 Categories=GNOME;GTK;Game;LogicGame;
diff --git a/src/lightsoff-window.vala b/src/lightsoff-window.vala
index 06b5d78..40a467c 100644
--- a/src/lightsoff-window.vala
+++ b/src/lightsoff-window.vala
@@ -73,7 +73,7 @@ public class LightsoffWindow : ApplicationWindow
         return aspect_frame;
     }
 
-    public LightsoffWindow (bool gtk = false)
+    public LightsoffWindow (bool gtk = true)
     {
         settings = new GLib.Settings ("org.gnome.LightsOff");