Header file to create langauge file that can be included with a single command.

When LANGFILE_DEFAULT is set, missing strings will automatically be loaded from a default file.


git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@5227 212acab6-be3b-0410-9dea-997c60f758d6

Include/LangFile.nsh

@@ -0,0 +1,86 @@
+/*
+
+LangFile.nsh
+
+Header file to create langauge file that can be
+included with a single command.
+
+When LANGFILE_DEFAULT is set, missing strings will
+automatically be loaded from a default file.
+
+Copyright © 2007 Joost Verburg
+
+*/
+
+!macro LANGFILE_INCLUDE FILENAME
+
+  ;Called from script: include a langauge file
+
+  !ifdef LangFileString
+    !undef LangFileString
+  !endif
+
+  !define LangFileString "!insertmacro LANGFILE_SETSTRING"
+
+  !define LANGFILE_SETNAMES  
+  !include "${FILENAME}"
+  !undef LANGFILE_SETNAMES
+
+  ;Include default language for missing strings
+
+  !ifdef LANGFILE_DEFAULT
+    !include "${LANGFILE_DEFAULT}"
+  !endif
+  
+  ;Create language strings
+
+  !undef LangFileString
+  !define LangFileString "!insertmacro LANGFILE_LANGSTRING"
+
+  !ifdef LANGFILE_DEFAULT
+    !include "${LANGFILE_DEFAULT}"
+  !else
+    !include "${FILENAME}"
+  !endif
+
+!macroend
+
+!macro LANGFILE IDNAME NAME
+
+  ;Start of langauge file, set names
+
+  !ifdef LANGFILE_SETNAMES
+
+    !ifdef LANGFILE_IDNAME
+      !undef LANGFILE_IDNAME
+    !endif
+
+    !ifdef "LANGFILE_${IDNAME}_NAME"
+      !undef "LANGFILE_${IDNAME}_NAME"
+    !endif
+
+    !define LANGFILE_IDNAME "${IDNAME}"
+    !define "LANGFILE_${IDNAME}_NAME" "${NAME}"  
+
+  !endif
+
+!macroend
+
+!macro LANGFILE_SETSTRING NAME VALUE
+
+  ;Set define with translated string
+
+  !ifndef ${NAME}
+    !define "${NAME}" "${VALUE}"
+  !endif
+
+!macroend
+
+!macro LANGFILE_LANGSTRING NAME DUMMY
+
+  ;Create a language string from a define and undefine
+
+  LangString "${NAME}" "${LANG_${LANGFILE_IDNAME}}" "${${NAME}}"
+  !undef "${NAME}"
+
+!macroend

Include/SConscript

@@ -1,6 +1,7 @@
 includes = Split("""
 	Colors.nsh
 	FileFunc.nsh
+	LangFile.nsh
 	Library.nsh
 	LogicLib.nsh
 	Memento.nsh