sdgui: add a MIME-associated desktop file

Neither StarDict nor shared-mime-info have their own MIME DB file.

CMakeLists.txt

@@ -198,6 +198,10 @@ install (TARGETS ${PROJECT_NAME} DESTINATION ${CMAKE_INSTALL_BINDIR})
 install (FILES LICENSE DESTINATION ${CMAKE_INSTALL_DOCDIR})
 if (WITH_GUI)
 	install (TARGETS sdgui DESTINATION ${CMAKE_INSTALL_BINDIR})
+	install (FILES sdgui.desktop
+		DESTINATION ${CMAKE_INSTALL_DATADIR}/applications)
+	install (FILES sdgui.xml
+		DESTINATION ${CMAKE_INSTALL_DATADIR}/mime/packages)
 endif ()
 
 foreach (page ${project_MAN_PAGES})

sdgui.desktop

@@ -0,0 +1,8 @@
+[Desktop Entry]
+Type=Application
+Name=sdgui
+GenericName=StarDict GUI
+Exec=sdgui %F
+StartupNotify=true
+MimeType=application/x-stardict-ifo;
+Categories=Office;Dictionary;GTK;

sdgui.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<mime-info xmlns="http://www.freedesktop.org/standards/shared-mime-info">
+	<mime-type type="application/x-stardict-ifo">
+		<comment>StarDict dictionary main file</comment>
+		<magic>
+			<match type="string" offset="0" value="StarDict's dict ifo file"/>
+		</magic>
+		<glob pattern="*.ifo"/>
+	</mime-type>
+</mime-info>