Follow freedesktop spec for .desktop file

Author: stefonarch

CMakeLists.txt

@@ -168,6 +168,10 @@ qt5_translation_loader(SCREENGRAB_QM_LOADER
     ${PROJECT_NAME}
 )
 
+# Follow freedesktop specifications
+set(ORIGINAL_FILENAME "${SCREENGRAB_DESKTOP_FILES}")
+set(NEW_FILENAME "org.lxqt_project.ScreenGrab.desktop")
+
 # generating executable
 add_executable(screengrab
     ${SCREENGRAB_SRC}
@@ -216,9 +220,9 @@ install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/docs/html" DESTINATION "${CMAKE_I
 # install config files
 install(FILES ${SCREENGRAB_CONFIG_FILES} DESTINATION ${CMAKE_INSTALL_DATADIR}/${PROJECT_NAME})
 # install desktop files
-install(FILES ${SCREENGRAB_DESKTOP_FILES} DESTINATION ${CMAKE_INSTALL_DATADIR}/applications)
+install(FILES ${SCREENGRAB_DESKTOP_FILES} DESTINATION ${CMAKE_INSTALL_DATADIR}/applications RENAME ${NEW_FILENAME})
 # install pixmap
 install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/img/screengrab.svg" DESTINATION "${CMAKE_INSTALL_DATADIR}/icons/hicolor/scalable/apps")
-install(FILES screengrab.metainfo.xml
+install(FILES org.lxqt_project.ScreenGrab.metainfo.xml
     DESTINATION ${CMAKE_INSTALL_DATADIR}/metainfo
 )