]> git.lyx.org Git - lyx.git/blobdiff - src/LayoutFile.cpp
#5502 add binding for full screen toggle on mac
[lyx.git] / src / LayoutFile.cpp
index 6471f726aeaa774ff3cfcd787991ac92bf3afc50..e428b5d76f860e932e2d44906862925ddfd8bd03 100644 (file)
@@ -27,8 +27,9 @@
 #include "support/lassert.h"
 #include "support/lstrings.h"
 
-#include <boost/bind.hpp>
-#include <boost/regex.hpp>
+#include "support/bind.h"
+#include "support/regex.h"
+#include "support/TempFile.h"
 
 #include <fstream>
 
@@ -37,18 +38,17 @@ using namespace lyx::support;
 
 namespace lyx {
 
-using boost::bind;
-using boost::regex;
-using boost::smatch;
+
 
 LayoutFile::LayoutFile(string const & fn, string const & cln,
-                          string const & desc, string const & prereq,
-                                bool texclassavail) 
+                      string const & desc, string const & prereq,
+                      string const & category, bool texclassavail) 
 {
        name_ = fn;
        latexname_ = cln;
        description_ = desc;
        prerequisites_ = prereq;
+       category_ = category;
        tex_class_avail_ = texclassavail;
 }
 
@@ -84,14 +84,16 @@ bool LayoutFileList::haveClass(string const & classname) const
 
 LayoutFile const & LayoutFileList::operator[](string const & classname) const
 {
-       LASSERT(haveClass(classname), /**/);
+       LATTEST(haveClass(classname));
+       // safe to continue, since we will make an empty LayoutFile
        return *classmap_[classname];
 }
 
 
 LayoutFile & LayoutFileList::operator[](string const & classname)
 {
-       LASSERT(haveClass(classname), /**/);
+       LATTEST(haveClass(classname));
+       // safe to continue, since we will make an empty LayoutFile
        return *classmap_[classname];
 }
 
@@ -105,10 +107,8 @@ bool LayoutFileList::read()
        LYXERR(Debug::TCLASS, "Reading textclasses from `" << real_file << "'.");
 
        if (real_file.empty()) {
-               LYXERR0("LayoutFileList::Read: unable to find textclass file  `"
-                   << makeDisplayPath(real_file.absFileName(), 1000)
-                   << "'.");
-               success = false;
+               LYXERR0("LayoutFileList::Read: unable to find textclass file  "
+                   << "`textclass.lst'.");
        } else if (!lex.setFile(real_file)) {
                LYXERR0("LayoutFileList::Read: lyxlex was not able to set file: "
                       << real_file << '.');
@@ -145,9 +145,13 @@ bool LayoutFileList::read()
                                        break;
                                string const prereq = lex.getString();
                                LYXERR(Debug::TCLASS, "Prereq: " << prereq);
+                               if (!lex.next()) 
+                                       break;
+                               string const category = lex.getString();
+                               LYXERR(Debug::TCLASS, "Category: " << category);
                                // This code is run when we have
                                // fname, clname, desc, prereq, and avail
-                               LayoutFile * tmpl = new LayoutFile(fname, clname, desc, prereq, avail);
+                               LayoutFile * tmpl = new LayoutFile(fname, clname, desc, prereq, category, avail);
                                if (lyxerr.debugging(Debug::TCLASS)) {
                                        // only system layout files are loaded here so no
                                        // buffer path is needed.
@@ -181,12 +185,15 @@ std::vector<LayoutFileIndex> LayoutFileList::classList() const
 }
 
 
-void LayoutFileList::reset(LayoutFileIndex const & classname) {
-       LASSERT(haveClass(classname), /**/);
+void LayoutFileList::reset(LayoutFileIndex const & classname)
+{
+       LATTEST(haveClass(classname));
+       // safe to continue, since we will make an empty LayoutFile
        LayoutFile * tc = classmap_[classname];
        LayoutFile * tmpl = 
                new LayoutFile(tc->name(), tc->latexname(), tc->description(),
-                              tc->prerequisites(), tc->isTeXClassAvailable());
+                              tc->prerequisites(), tc->category(),
+                              tc->isTeXClassAvailable());
        classmap_[classname] = tmpl;
        delete tc;
 }
@@ -214,15 +221,19 @@ string layoutpost =
        
 }
 
+
 LayoutFileIndex LayoutFileList::addEmptyClass(string const & textclass)
 {
-       FileName const tempLayout = FileName::tempName();
+       // FIXME This could be simplified a bit to call TextClass::read(string, ReadType).
+
+       TempFile tempfile("basicXXXXXX.layout");
+       FileName const tempLayout = tempfile.name();
        ofstream ofs(tempLayout.toFilesystemEncoding().c_str());
        // This writes a very basic class, but it also attempts to include 
        // stdclass.inc. That would give us something moderately usable.
        ofs << "# This layout is automatically generated\n"
               "# \\DeclareLaTeXClass{" << textclass << "}\n\n"
-              "Format 26\n"
+              "Format " << LAYOUT_FORMAT << "\n"
               "Input stdclass.inc\n\n"
            << layoutpost;
        ofs.close();
@@ -231,22 +242,23 @@ LayoutFileIndex LayoutFileList::addEmptyClass(string const & textclass)
        // the last parameter to true will suppress a warning message about missing
        // tex class.
        LayoutFile * tc = new LayoutFile(textclass, textclass, 
-                       "Unknown text class " + textclass, textclass + ".cls", true);
+                       "Unknown text class " + textclass, textclass + ".cls", "", true);
 
        if (!tc->load(tempLayout.absFileName())) {
                // The only way this happens is because the hardcoded layout file 
-               // aboveis wrong or stdclass.inc cannot be found. So try again 
-               // without stdclass.inc.
+               // above is wrong or stdclass.inc cannot be found. So try again 
+               // without stdclass.inc and without stdinsets.inc. 
                ofstream ofs2(tempLayout.toFilesystemEncoding().c_str());
                ofs2 << "# This layout is automatically generated\n"
                        "# \\DeclareLaTeXClass{" << textclass << "}\n\n"
-                       "Format 26\n"
-                       "Input stdclass.inc\n\n"
+                       "Format " << LAYOUT_FORMAT << "\n"
+                       "Provides stdinsets 1\n"
                     << layoutpost;
                ofs2.close();
                if (!tc->load(tempLayout.absFileName())) {
-                       // This can only happen if the hardcoded file above is wrong.
-                       LASSERT(false, /* */);
+                       // This can only happen if the hardcoded file above is wrong
+                       // or there is some weird filesystem error.
+                       LATTEST(false); // We will get an empty layout or something.
                }
        }
 
@@ -255,8 +267,8 @@ LayoutFileIndex LayoutFileList::addEmptyClass(string const & textclass)
 }
 
 
-LayoutFileIndex 
-       LayoutFileList::addLocalLayout(string const & textclass, string const & path)
+LayoutFileIndex  LayoutFileList::addLocalLayout(
+       string const & textclass, string const & path)
 {
        // FIXME  There is a bug here: 4593
        //
@@ -266,48 +278,64 @@ LayoutFileIndex
        string fullName = addName(path, textclass + ".layout");
        
        FileName const layout_file(fullName);
-       if (layout_file.exists()) {
-               LYXERR(Debug::TCLASS, "Adding class " << textclass << " from directory " << path);
-               // Read .layout file and get description, real latex classname etc
-               //
-               // This is a C++ version of function processLayoutFile in configure.py,
-               // which uses the following regex
-               //     \Declare(LaTeX|DocBook)Class\s*(\[([^,]*)(,.*)*\])*\s*{(.*)}
-               ifstream ifs(layout_file.toFilesystemEncoding().c_str());
-               static regex const reg("^#\\s*\\\\Declare(LaTeX|DocBook)Class\\s*"
-                       "(?:\\[([^,]*)(?:,.*)*\\])*\\s*\\{(.*)\\}\\s*");
-               string line;
-               while (getline(ifs, line)) {
-                       // look for the \DeclareXXXClass line
-                       smatch sub;
-                       if (regex_match(line, sub, reg)) {
-                               // returns: whole string, classtype (not used here), class name, description
-                               LASSERT(sub.size() == 4, /**/);
-                               // now, create a TextClass with description containing path information
-                               string class_name(sub.str(2) == "" ? textclass : sub.str(2));
-                               string class_prereq(class_name + ".cls");
-                               LayoutFile * tmpl = 
-                                       new LayoutFile(textclass, class_name, textclass, class_prereq, true);
-                               //FIXME: The prerequisites are available from the layout file and
-                               //       can be extracted from the above regex, but for now this
-                               //       field is simply set to class_name + ".cls"
-                               // This textclass is added on request so it will definitely be
-                               // used. Load it now because other load() calls may fail if they
-                               // are called in a context without buffer path information.
-                               tmpl->load(path);
-                               // There will be only one textclass with this name, even if different
-                               // layout files are loaded from different directories.
-                               if (haveClass(textclass)) {
-                                       LYXERR0("Existing textclass " << textclass << " is redefined by " << fullName);
-                                       delete classmap_[textclass];
-                               }
-                               classmap_[textclass] = tmpl;
-                               return textclass;
-                       }
+
+       if (!layout_file.exists())
+               return string();
+
+       LYXERR(Debug::TCLASS, "Adding class " << textclass << " from directory " << path);
+       // Read .layout file and get description, real latex classname etc
+       //
+       // This is a C++ version of function processLayoutFile in configure.py,
+       // which uses the following regex
+       //     \Declare(LaTeX|DocBook)Class\s*(\[([^,]*)(,.*)*\])*\s*{(.*)}
+       ifstream ifs(layout_file.toFilesystemEncoding().c_str());
+       static regex const reg("^#\\s*\\\\Declare(LaTeX|DocBook)Class\\s*"
+               "(?:\\[([^,]*)(?:,.*)*\\])*\\s*\\{(.*)\\}\\s*");
+       static regex const catreg("^#\\s*\\\\DeclareCategory\\{(.*)\\}");
+       string line;
+       string class_name;
+       string class_prereq;
+       string category;
+       bool have_declaration = false;
+       while (getline(ifs, line)) {
+               // look for the \DeclareXXXClass line
+               smatch sub;
+               if (regex_match(line, sub, reg)) {
+                       // returns: whole string, classtype (not used here), class name, description
+                       // LASSERT: Why would this fail?
+                       LASSERT(sub.size() == 4, /**/);
+                       // now, create a TextClass with description containing path information
+                       class_name = (sub.str(2) == "" ? textclass : sub.str(2));
+                       class_prereq = class_name + ".cls";
+                       have_declaration = true;
                }
+               else if (regex_match(line, sub, catreg)) {
+                       category = sub.str(1);
+               }
+               if (have_declaration && !category.empty())
+                       break;
+       }
+
+       if (!have_declaration)
+               return string();
+
+       LayoutFile * tmpl =
+               new LayoutFile(textclass, class_name, textclass, class_prereq, category, true);
+       //FIXME: The prerequisites are available from the layout file and
+       //       can be extracted from the above regex, but for now this
+       //       field is simply set to class_name + ".cls"
+       // This textclass is added on request so it will definitely be
+       // used. Load it now because other load() calls may fail if they
+       // are called in a context without buffer path information.
+       tmpl->load(path);
+       // There will be only one textclass with this name, even if different
+       // layout files are loaded from different directories.
+       if (haveClass(textclass)) {
+               LYXERR0("Existing textclass " << textclass << " is redefined by " << fullName);
+               delete classmap_[textclass];
        }
-       // If .layout is not in local directory, or an invalid layout is found, return null
-       return string();
+       classmap_[textclass] = tmpl;
+       return textclass;
 }
 
 
@@ -319,13 +347,7 @@ bool LayoutFileList::load(string const & name, string const & buf_path)
        }
 
        LayoutFile * tc = classmap_[name];
-       if (!tc->load(buf_path)) {
-               docstring s = bformat(_("The document class %1$s "
-                                  "could not be loaded."), from_utf8(name));
-               frontend::Alert::error(_("Could not load class"), s);
-               return false;
-       }
-       return true;
+       return tc->load(buf_path);
 }