[Default Applications]
x-scheme-handler/http=org.mozilla.firefox.desktop
x-scheme-handler/https=org.mozilla.firefox.desktop
text/html=org.mozilla.firefox.desktop
application/x-extension-htm=org.mozilla.firefox.desktop
application/x-extension-html=org.mozilla.firefox.desktop
application/x-extension-shtml=org.mozilla.firefox.desktop
application/xhtml+xml=org.mozilla.firefox.desktop
application/x-extension-xhtml=org.mozilla.firefox.desktop
application/x-extension-xht=org.mozilla.firefox.desktop

image/bmp=org.gnome.eog.desktop
image/gif=org.gnome.eog.desktop
image/jpeg=org.gnome.eog.desktop
image/jpg=org.gnome.eog.desktop
image/pjpeg=org.gnome.eog.desktop
image/png=org.gnome.eog.desktop
image/tiff=org.gnome.eog.desktop
image/x-bmp=org.gnome.eog.desktop
image/x-gray=org.gnome.eog.desktop
image/x-icb=org.gnome.eog.desktop
image/x-ico=org.gnome.eog.desktop
image/x-png=org.gnome.eog.desktop
image/x-portable-anymap=org.gnome.eog.desktop
image/x-portable-bitmap=org.gnome.eog.desktop
image/x-portable-graymap=org.gnome.eog.desktop
image/x-portable-pixmap=org.gnome.eog.desktop
image/x-xbitmap=org.gnome.eog.desktop
image/x-xpixmap=org.gnome.eog.desktop
image/x-pcx=org.gnome.eog.desktop
image/svg+xml=org.gnome.eog.desktop
image/svg+xml-compressed=org.gnome.eog.desktop
image/vnd.wap.wbmp=org.gnome.eog.desktop
image/x-icns=org.gnome.eog.desktop