Update TDEL10n module

+ Pick *.directory, *.kcsrc and *.themerc files as desktop style files.
+ Add the ability to specify source files explicitly as desktop style.
+ Override default keywords for desktop style files to exclude Icon.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>

modules/TDEL10n.cmake

@@ -1,6 +1,6 @@
 #################################################
 #
-#  (C) 2018-2019 Slávek Banko
+#  (C) 2018-2020 Slávek Banko
 #  slavek (DOT) banko (AT) axis.cz
 #
 #  Improvements and feedback are welcome
@@ -214,7 +214,9 @@ macro( tde_l10n_create_template )
   unset( _directive )
   set( _var _catalog )
   set( _keywords_c_default "i18n" "i18n:1,2" "tr2i18n" "tr2i18n:1,2" "I18N_NOOP" "I18N_NOOP2" )
-  set( _keywords_desktop_default "Description" "ExtraNames" "X-TDE-Submenu" )
+  set( _keywords_desktop_default
+       "-" "Name" "GenericName" "Comment" "Keywords"
+       "Description" "ExtraNames" "X-TDE-Submenu" )
 
   foreach( _arg ${ARGN} )
 
@@ -232,6 +234,13 @@ macro( tde_l10n_create_template )
       set( _directive 1 )
     endif( )
 
+    # found directive "SOURCES_DESKTOP"
+    if( "+${_arg}" STREQUAL "+SOURCES_DESKTOP" )
+      unset( _desktops )
+      set( _var _desktops )
+      set( _directive 1 )
+    endif( )
+
     # found directive "EXCLUDES"
     if( "+${_arg}" STREQUAL "+EXCLUDES" )
       unset( _excludes )
@@ -312,7 +321,7 @@ macro( tde_l10n_create_template )
   message( STATUS "Create translation template ${_potFilename}" )
 
   # verify sources
-  if( NOT _sources AND NOT _attributes )
+  if( NOT _sources AND NOT _attributes AND NOT _desktops )
     # add current directory
     list( APPEND _sources "." )
   endif( )
@@ -364,7 +373,7 @@ macro( tde_l10n_create_template )
       endforeach( )
     endforeach( )
   endif( )
-  if( NOT _files AND NOT _attributes )
+  if( NOT _files AND NOT _attributes AND NOT _desktops )
     tde_message_fatal( "no source files found" )
   endif( )
 
@@ -505,9 +514,9 @@ macro( tde_l10n_create_template )
     endif( )
   endforeach( )
 
-  # pick desktop files *.desktop and *.protocol
+  # pick desktop files - *.desktop, *.directory, *.kcsrc, *.protocol and *.themerc
   foreach( _src ${_files} )
-    if( ${_src} MATCHES "\\.(desktop|protocol)(\\.cmake)?$" )
+    if( ${_src} MATCHES "\\.(desktop|directory|kcsrc|protocol|themerc)(\\.cmake)?$" )
       list( APPEND _desktops ${_src} )
       list( REMOVE_ITEM _files ${_src} )
     endif( )