Add ObsoletedBy tag to InsetLayout

[lyx.git] / src / insets / InsetLayout.cpp

diff --git a/src/insets/InsetLayout.cpp b/src/insets/InsetLayout.cpp
index 4a6d0a822564b339f09882ed7905dccc5021190a..ee415b1b9b6ebbc3ec67af2d95f51d31d228d231 100644 (file)
--- a/src/insets/InsetLayout.cpp
+++ b/src/insets/InsetLayout.cpp
@@ -110,6 +110,7 @@ bool InsetLayout::read(Lexer & lex, TextClass const & tclass)
                IL_LATEXTYPE,
                IL_LEFTDELIM,
                IL_LYXTYPE,
+               IL_OBSOLETEDBY,
                IL_KEEPEMPTY,
                IL_MULTIPAR,
                IL_NEEDPROTECT,
@@ -164,6 +165,7 @@ bool InsetLayout::read(Lexer & lex, TextClass const & tclass)
                { "lyxtype", IL_LYXTYPE },
                { "multipar", IL_MULTIPAR },
                { "needprotect", IL_NEEDPROTECT },
+               { "obsoletedby", IL_OBSOLETEDBY },
                { "parbreakisnewline", IL_PARBREAKISNEWLINE },
                { "passthru", IL_PASSTHRU },
                { "preamble", IL_PREAMBLE },
@@ -330,6 +332,27 @@ bool InsetLayout::read(Lexer & lex, TextClass const & tclass)
                        }
                        break;
                }
+               case IL_OBSOLETEDBY: {
+                       docstring style;
+                       lex >> style;
+                       style = support::subst(style, '_', ' ');
+
+                       // We don't want to apply the algorithm in DocumentClass::insetLayout()
+                       // here. So we do it the long way.
+                       TextClass::InsetLayouts::const_iterator it =
+                                       tclass.insetLayouts().find(style);
+                       if (it != tclass.insetLayouts().end()) {
+                               docstring const tmpname = name_;
+                               this->operator=(it->second);
+                               name_ = tmpname;
+                               if (obsoleted_by().empty())
+                                       obsoleted_by_ = style;
+                       } else {
+                               LYXERR0("Cannot replace with unknown InsetLayout `"
+                                       << style << '\'');
+                       }
+                       break;
+               }
 
                case IL_FONT: {
                        font_ = lyxRead(lex, inherit_font);