do not hardcode packages loaded by external insets

[lyx.git] / src / tex2lyx / text.cpp

diff --git a/src/tex2lyx/text.cpp b/src/tex2lyx/text.cpp
index 97e4919a8674f6b0ad0ee79cb275264f4963fde9..e8180485e87418f54dcd03385625519b651c6933 100644 (file)
--- a/src/tex2lyx/text.cpp
+++ b/src/tex2lyx/text.cpp
@@ -24,6 +24,8 @@
 #include "Length.h"
 #include "Preamble.h"
 
+#include "insets/ExternalTemplate.h"
+
 #include "support/lassert.h"
 #include "support/convert.h"
 #include "support/FileName.h"
@@ -1899,6 +1901,28 @@ void parse_macro(Parser & p, ostream & os, Context & context)
                handle_ert(os, command + ert, context);
 }
 
+
+void registerExternalTemplatePackages(string const & name)
+{
+       external::TemplateManager const & etm = external::TemplateManager::get();
+       external::Template const * const et = etm.getTemplateByName(name);
+       if (!et)
+               return;
+       external::Template::Formats::const_iterator cit = et->formats.end();
+       if (pdflatex)
+               cit = et->formats.find("PDFLaTeX");
+       if (cit == et->formats.end())
+               // If the template has not specified a PDFLaTeX output,
+               // we try the LaTeX format.
+               cit = et->formats.find("LaTeX");
+       if (cit == et->formats.end())
+               return;
+       vector<string>::const_iterator qit = cit->second.requirements.begin();
+       vector<string>::const_iterator qend = cit->second.requirements.end();
+       for (; qit != qend; ++qit)
+               preamble.registerAutomaticallyLoadedPackage(*qit);
+}
+
 } // anonymous namespace
 
 
@@ -2375,14 +2399,7 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                                                macro = false;
                                                // register the packages that are automatically reloaded
                                                // by the Gnumeric template
-                                               // Fixme: InsetExternal.cpp should give us that list
-                                               preamble.registerAutomaticallyLoadedPackage("array");
-                                               preamble.registerAutomaticallyLoadedPackage("calc");
-                                               preamble.registerAutomaticallyLoadedPackage("color");
-                                               preamble.registerAutomaticallyLoadedPackage("hhline");
-                                               preamble.registerAutomaticallyLoadedPackage("ifthen");
-                                               preamble.registerAutomaticallyLoadedPackage("longtable");
-                                               preamble.registerAutomaticallyLoadedPackage("multirow");
+                                               registerExternalTemplatePackages("GnumericSpreadsheet");
                                        }
                                }
                        }
@@ -2719,6 +2736,7 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                        // Warn about invalid options.
                        // Check whether some option was given twice.
                        end_inset(os);
+                       preamble.registerAutomaticallyLoadedPackage("graphicx");
                }
 
                else if (t.cs() == "footnote" ||
@@ -3584,6 +3602,7 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                                begin_inset(os, "External\n");
                                os << "\ttemplate XFig\n"
                                   << "\tfilename " << outname << '\n';
+                               registerExternalTemplatePackages("XFig");
                        } else {
                                begin_command_inset(os, "include", name);
                                os << "preview false\n"
@@ -4006,6 +4025,7 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                                os << "\tkeepAspectRatio\n";
                        end_inset(os);
                        context.check_layout(os);
+                       registerExternalTemplatePackages("PDFPages");
                }
 
                else if (t.cs() == "loadgame") {
@@ -4037,6 +4057,7 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                        // after a \loadgame follows a \showboard
                        if (p.get_token().asInput() == "showboard")
                                p.get_token();
+                       registerExternalTemplatePackages("ChessDiagram");
                }
 
                else {