Qt: set breeze as the default theme

debian/control

@@ -55,6 +55,7 @@ Package: kali-themes
 Architecture: all
 Depends:
  kali-themes-common (= ${source:Version}),
+ kde-style-breeze,
  kwin-style-kali,
 # gsettings and other config files reference those fonts
  fonts-cantarell,

debian/kali-themes.postinst

@@ -74,9 +74,6 @@ if [ "$1" = "configure" ]; then
 	if dpkg --compare-versions "$2" lt "2021.1.1"; then
 	    remove_config_file /etc/xdg/Trolltech.conf
 	fi
-	if dpkg --compare-versions "$2" lt "2021.1.2"; then
-	    install_config_file /etc/xdg/qt5ct/qt5ct.conf force
-	fi
 	if dpkg --compare-versions "$2" lt "2021.2.0"; then
 	    install_config_file /etc/lightdm/lightdm-gtk-greeter.conf force
 	fi
@@ -100,6 +97,9 @@ if [ "$1" = "configure" ]; then
 	    install_config_file /etc/xdg/kwinrc force
 	    install_config_file /etc/xdg/xfce4/xfconf/xfce-perchannel-xml/xfwm4.xml force
 	fi
+	if dpkg --compare-versions "$2" lt "2021.4.2"; then
+	    install_config_file /etc/xdg/qt5ct/qt5ct.conf force
+	fi
 	# Install remaining new files
 	install_all
     fi

etc/xdg/qt5ct/qt5ct.conf

@@ -3,7 +3,7 @@ custom_palette=true
 icon_theme=Flat-Remix-Blue-Dark
 color_scheme_path=/usr/share/qt5ct/colors/Kali-Dark.conf
 standard_dialogs=default
-style=Fusion
+style=Breeze
 
 [Interface]
 stylesheets=/usr/share/qt5ct/qss/fusion-simple-scrollbar.qss