]> git.lyx.org Git - lyx.git/blobdiff - src/lyxfunc.C
fix arabtex-related problems (bug 1225 and bug 1404)
[lyx.git] / src / lyxfunc.C
index 6d86ec4da276c64f4090270488325ca66e4b3740..244a858dbca70488982b1fd23ae0c899a75d5db6 100644 (file)
 #include "bufferparams.h"
 #include "BufferView.h"
 #include "cursor.h"
+#include "CutAndPaste.h"
 #include "debug.h"
 #include "dispatchresult.h"
 #include "encoding.h"
+#include "errorlist.h"
 #include "exporter.h"
 #include "format.h"
 #include "funcrequest.h"
 #include "gettext.h"
 #include "importer.h"
+#include "insetiterator.h"
 #include "intl.h"
-#include "iterators.h"
 #include "kbmap.h"
+#include "language.h"
 #include "LColor.h"
 #include "lyx_cb.h"
 #include "LyXAction.h"
 #include "lyxfind.h"
+#include "lyxlex.h"
 #include "lyxrc.h"
 #include "lyxrow.h"
 #include "lyxserver.h"
+#include "lyxtextclasslist.h"
 #include "lyxvc.h"
 #include "paragraph.h"
+#include "pariterator.h"
 #include "ParagraphParameters.h"
 #include "undo.h"
 
 #include "support/filetools.h"
 #include "support/forkedcontr.h"
 #include "support/globbing.h"
+#include "support/lstrings.h"
 #include "support/path.h"
 #include "support/path_defines.h"
+#include "support/systemcall.h"
 #include "support/tostr.h"
 #include "support/std_sstream.h"
 #include "support/os.h"
 
-using bv_funcs::DEC_DEPTH;
 using bv_funcs::freefont2string;
-using bv_funcs::INC_DEPTH;
 
 using lyx::support::AddName;
 using lyx::support::AddPath;
 using lyx::support::bformat;
 using lyx::support::ChangeExtension;
+using lyx::support::contains;
 using lyx::support::FileFilterList;
 using lyx::support::FileInfo;
 using lyx::support::FileSearch;
@@ -101,11 +108,14 @@ using lyx::support::isStrInt;
 using lyx::support::MakeAbsPath;
 using lyx::support::MakeDisplayPath;
 using lyx::support::Path;
+using lyx::support::QuoteName;
 using lyx::support::rtrim;
 using lyx::support::split;
 using lyx::support::strToInt;
 using lyx::support::strToUnsignedInt;
+using lyx::support::subst;
 using lyx::support::system_lyxdir;
+using lyx::support::Systemcall;
 using lyx::support::token;
 using lyx::support::trim;
 using lyx::support::user_lyxdir;
@@ -257,13 +267,14 @@ void LyXFunc::processKeySym(LyXKeySymPtr keysym, key_modifier::state state)
 
 FuncStatus LyXFunc::getStatus(FuncRequest const & cmd) const
 {
+       //lyxerr << "LyXFunc::getStatus: cmd: " << cmd << endl;
        FuncStatus flag;
        Buffer * buf = owner->buffer();
        LCursor & cur = view()->cursor();
 
        if (cmd.action == LFUN_NOACTION) {
                setStatusMessage(N_("Nothing to do"));
-               flag.disabled(true);
+               flag.enabled(false);
                return flag;
        }
 
@@ -273,7 +284,7 @@ FuncStatus LyXFunc::getStatus(FuncRequest const & cmd) const
        case LFUN_THESAURUS_ENTRY:
 #endif
                flag.unknown(true);
-               flag.disabled(true);
+               flag.enabled(false);
                break;
        default:
                flag |= lyx_gui::getStatus(cmd);
@@ -288,201 +299,110 @@ FuncStatus LyXFunc::getStatus(FuncRequest const & cmd) const
        setStatusMessage(N_("Command disabled"));
 
        // Check whether we need a buffer
-       if (!lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)) {
-               // Yes we need a buffer, do we have one?
-               if (buf) {
-                       // yes
-                       // Can we use a readonly buffer?
-                       if (buf->isReadonly() &&
-                           !lyxaction.funcHasFlag(cmd.action,
-                                                  LyXAction::ReadOnly)) {
-                               // no
-                               setStatusMessage(N_("Document is read-only"));
-                               flag.disabled(true);
-                       }
-               } else {
-                       // no
-                       setStatusMessage(N_("Command not allowed with"
-                                           "out any document open"));
-                       flag.disabled(true);
-                       return flag;
-               }
+       if (!lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer) && !buf) {
+               // no, exit directly
+               setStatusMessage(N_("Command not allowed with"
+                                   "out any document open"));
+               flag.enabled(false);
+               return flag;
        }
 
        // I would really like to avoid having this switch and rather try to
        // encode this in the function itself.
-       bool disable = false;
+       // -- And I'd rather let an inset decide which LFUNs it is willing
+       // to handle (Andre')
+       bool enable = true;
        switch (cmd.action) {
-       case LFUN_EXPORT:
-               disable = cmd.argument != "custom"
-                       && !Exporter::IsExportable(*buf, cmd.argument);
+       case LFUN_TOOLTIPS_TOGGLE:
+               flag.setOnOff(owner->getDialogs().tooltipsEnabled());
                break;
-       case LFUN_UNDO:
-               disable = buf->undostack().empty();
+
+       case LFUN_READ_ONLY_TOGGLE:
+               flag.setOnOff(buf->isReadonly());
+               break;
+
+       case LFUN_SWITCHBUFFER:
+               // toggle on the current buffer, but do not toggle off
+               // the other ones (is that a good idea?)
+               if (cmd.argument == buf->fileName())
+                       flag.setOnOff(true);
                break;
-       case LFUN_REDO:
-               disable = buf->redostack().empty();
+
+       case LFUN_EXPORT:
+               enable = cmd.argument == "custom"
+                       || Exporter::IsExportable(*buf, cmd.argument);
                break;
        case LFUN_CUT:
        case LFUN_COPY:
-               disable = !cur.selection();
+               enable = cur.selection();
                break;
 
        case LFUN_RUNCHKTEX:
-               disable = !buf->isLatex() || lyxrc.chktex_command == "none";
+               enable = buf->isLatex() && lyxrc.chktex_command != "none";
                break;
 
        case LFUN_BUILDPROG:
-               disable = !Exporter::IsExportable(*buf, "program");
+               enable = Exporter::IsExportable(*buf, "program");
                break;
 
        case LFUN_LAYOUT_TABULAR:
-               disable = !cur.innerInsetOfType(InsetBase::TABULAR_CODE);
-               break;
-
-       case LFUN_DEPTH_MIN:
-               disable = !changeDepthAllowed(cur, view()->getLyXText(), DEC_DEPTH);
-               break;
-
-       case LFUN_DEPTH_PLUS:
-               disable = !changeDepthAllowed(cur, view()->getLyXText(), INC_DEPTH);
+               enable = cur.innerInsetOfType(InsetBase::TABULAR_CODE);
                break;
 
        case LFUN_LAYOUT:
        case LFUN_LAYOUT_PARAGRAPH:
-               disable = cur.inset().forceDefaultParagraphs(&cur.inset());
-               break;
-
-       case LFUN_INSET_OPTARG:
-               disable = cur.inMathed()
-                       || cur.paragraph().layout()->optionalargs == 0;
-               break;
-
-       case LFUN_TABULAR_FEATURE:
-#if 0
-               if (cur.inMathed()) {
-                       // FIXME: check temporarily disabled
-                       // valign code
-                       char align = mathcursor::valign();
-                       if (align == '\0') {
-                               disable = true;
-                               break;
-                       }
-                       if (cmd.argument.empty()) {
-                               flag.clear();
-                               break;
-                       }
-                       if (!contains("tcb", cmd.argument[0])) {
-                               disable = true;
-                               break;
-                       }
-                       flag.setOnOff(cmd.argument[0] == align);
-               } else {
-                       disable = true;
-
-                       char const align = mathcursor::halign();
-                       if (align == '\0') {
-                               disable = true;
-                               break;
-                       }
-                       if (cmd.argument.empty()) {
-                               flag.clear();
-                               break;
-                       }
-                       if (!contains("lcr", cmd.argument[0])) {
-                               disable = true;
-                               break;
-                       }
-                       flag.setOnOff(cmd.argument[0] == align);
-
-                       disable = !mathcursor::halign();
-                       break;
-               }
-
-               if (!cur.empty() && cur.inset().asUpdatableInset()) {
-                       FuncStatus ret;
-                       //ret.disabled(true);
-                       InsetTabular * tab = static_cast<InsetTabular *>
-                               (cur.innerInsetOfType(InsetBase::TABULAR_CODE));
-                       if (tab) {
-                               ret = tab->getStatus(cmd.argument);
-                               flag |= ret;
-                               disable = false;
-                       } else {
-                               disable = true;
-                       }
-               } else {
-                       static InsetTabular inset(*buf, 1, 1);
-                       disable = true;
-                       FuncStatus ret = inset.getStatus(cmd.argument);
-                       if (ret.onoff(true) || ret.onoff(false))
-                               flag.setOnOff(false);
-               }
-#endif
+               enable = !cur.inset().forceDefaultParagraphs(&cur.inset());
                break;
 
        case LFUN_VC_REGISTER:
-               disable = buf->lyxvc().inUse();
+               enable = !buf->lyxvc().inUse();
                break;
        case LFUN_VC_CHECKIN:
-               disable = !buf->lyxvc().inUse() || buf->isReadonly();
+               enable = buf->lyxvc().inUse() && !buf->isReadonly();
                break;
        case LFUN_VC_CHECKOUT:
-               disable = !buf->lyxvc().inUse() || !buf->isReadonly();
+               enable = buf->lyxvc().inUse() && buf->isReadonly();
                break;
        case LFUN_VC_REVERT:
        case LFUN_VC_UNDO:
-               disable = !buf->lyxvc().inUse();
+               enable = buf->lyxvc().inUse();
                break;
        case LFUN_MENURELOAD:
-               disable = buf->isUnnamed() || buf->isClean();
-               break;
-       case LFUN_BOOKMARK_GOTO:
-               disable = !view()->
-                       isSavedPosition(strToUnsignedInt(cmd.argument));
+               enable = !buf->isUnnamed() && !buf->isClean();
                break;
 
-       case LFUN_MERGE_CHANGES:
-       case LFUN_ACCEPT_CHANGE:
-       case LFUN_REJECT_CHANGE:
-       case LFUN_ACCEPT_ALL_CHANGES:
-       case LFUN_REJECT_ALL_CHANGES:
-               disable = !buf->params().tracking_changes;
-               break;
 
        case LFUN_INSET_SETTINGS: {
-               disable = true;
+               enable = false;
+               if (!cur.size())
+                       break;
                UpdatableInset * inset = cur.inset().asUpdatableInset();
+               lyxerr << "inset: " << inset << endl;
                if (!inset)
                        break;
 
-               // jump back to owner if an InsetText, so
-               // we get back to the InsetTabular or whatever
-               if (inset->lyxCode() == InsetOld::TEXT_CODE)
-                       inset = inset->owner();
-
                InsetOld::Code code = inset->lyxCode();
                switch (code) {
                        case InsetOld::TABULAR_CODE:
-                               disable = cmd.argument != "tabular";
+                               enable = cmd.argument == "tabular";
                                break;
                        case InsetOld::ERT_CODE:
-                               disable = cmd.argument != "ert";
+                               enable = cmd.argument == "ert";
                                break;
                        case InsetOld::FLOAT_CODE:
-                               disable = cmd.argument != "float";
+                               enable = cmd.argument == "float";
                                break;
                        case InsetOld::WRAP_CODE:
-                               disable = cmd.argument != "wrap";
+                               enable = cmd.argument == "wrap";
                                break;
                        case InsetOld::NOTE_CODE:
-                               disable = cmd.argument != "note";
+                               enable = cmd.argument == "note";
                                break;
                        case InsetOld::BRANCH_CODE:
-                               disable = cmd.argument != "branch";
+                               enable = cmd.argument == "branch";
                                break;
                        case InsetOld::BOX_CODE:
-                               disable = cmd.argument != "box";
+                               enable = cmd.argument == "box";
                                break;
                        default:
                                break;
@@ -490,293 +410,109 @@ FuncStatus LyXFunc::getStatus(FuncRequest const & cmd) const
                break;
        }
 
-       case LFUN_MATH_MUTATE:
-               if (cur.inMathed())
-                       //flag.setOnOff(mathcursor::formula()->hullType() == cmd.argument);
-                       flag.setOnOff(false);
-               else
-                       disable = true;
-               break;
-
-       // we just need to be in math mode to enable that
-       case LFUN_MATH_SIZE:
-       case LFUN_MATH_SPACE:
-       case LFUN_MATH_LIMITS:
-       case LFUN_MATH_NONUMBER:
-       case LFUN_MATH_NUMBER:
-       case LFUN_MATH_EXTERN:
-               disable = cur.inTexted();
-               break;
-
        case LFUN_DIALOG_SHOW: {
                string const name = cmd.getArg(0);
                if (!buf)
-                       disable = !(name == "aboutlyx" ||
-                                   name == "file" ||
-                                   name == "forks" ||
-                                   name == "preferences" ||
-                                   name == "texinfo");
+                       enable = name == "aboutlyx"
+                               || name == "file"
+                               || name == "forks"
+                               || name == "prefs"
+                               || name == "texinfo";
                else if (name == "print")
-                       disable = !Exporter::IsExportable(*buf, "dvi") ||
-                               lyxrc.print_command == "none";
+                       enable = Exporter::IsExportable(*buf, "dvi")
+                               && lyxrc.print_command != "none";
                else if (name == "character")
-                       disable = cur.inset().lyxCode() == InsetOld::ERT_CODE;
+                       enable = cur.inset().lyxCode() != InsetOld::ERT_CODE;
                else if (name == "vclog")
-                       disable = !buf->lyxvc().inUse();
+                       enable = buf->lyxvc().inUse();
                else if (name == "latexlog")
-                       disable = !IsFileReadable(buf->getLogName().second);
+                       enable = IsFileReadable(buf->getLogName().second);
                break;
        }
 
-       default:
+       case LFUN_DIALOG_UPDATE: {
+               string const name = cmd.getArg(0);
+               if (!buf)
+                       enable = name == "prefs";
                break;
        }
 
-       // the functions which insert insets
-       InsetOld::Code code = InsetOld::NO_CODE;
-       switch (cmd.action) {
+       case LFUN_MENUNEW:
+       case LFUN_MENUNEWTMPLT:
+       case LFUN_WORDFINDFORWARD:
+       case LFUN_WORDFINDBACKWARD:
+       case LFUN_PREFIX:
+       case LFUN_EXEC_COMMAND:
+       case LFUN_CANCEL:
+       case LFUN_META_FAKE:
+       case LFUN_CLOSEBUFFER:
+       case LFUN_MENUWRITE:
+       case LFUN_WRITEAS:
+       case LFUN_UPDATE:
+       case LFUN_PREVIEW:
+       case LFUN_IMPORT:
+       case LFUN_QUIT:
+       case LFUN_TOCVIEW:
+       case LFUN_AUTOSAVE:
+       case LFUN_RECONFIGURE:
+       case LFUN_HELP_OPEN:
+       case LFUN_FILE_NEW:
+       case LFUN_FILE_OPEN:
+       case LFUN_DROP_LAYOUTS_CHOICE:
+       case LFUN_MENU_OPEN_BY_NAME:
+       case LFUN_GETNAME:
+       case LFUN_NOTIFY:
+       case LFUN_GOTOFILEROW:
+       case LFUN_GOTO_PARAGRAPH:
        case LFUN_DIALOG_SHOW_NEW_INSET:
-               if (cmd.argument == "bibitem")
-                       code = InsetOld::BIBITEM_CODE;
-               else if (cmd.argument == "bibtex")
-                       code = InsetOld::BIBTEX_CODE;
-               else if (cmd.argument == "box")
-                       code = InsetOld::BOX_CODE;
-               else if (cmd.argument == "branch")
-                       code = InsetOld::BRANCH_CODE;
-               else if (cmd.argument == "citation")
-                       code = InsetOld::CITE_CODE;
-               else if (cmd.argument == "ert")
-                       code = InsetOld::ERT_CODE;
-               else if (cmd.argument == "external")
-                       code = InsetOld::EXTERNAL_CODE;
-               else if (cmd.argument == "float")
-                       code = InsetOld::FLOAT_CODE;
-               else if (cmd.argument == "graphics")
-                       code = InsetOld::GRAPHICS_CODE;
-               else if (cmd.argument == "include")
-                       code = InsetOld::INCLUDE_CODE;
-               else if (cmd.argument == "index")
-                       code = InsetOld::INDEX_CODE;
-               else if (cmd.argument == "label")
-                       code = InsetOld::LABEL_CODE;
-               else if (cmd.argument == "note")
-                       code = InsetOld::NOTE_CODE;
-               else if (cmd.argument == "ref")
-                       code = InsetOld::REF_CODE;
-               else if (cmd.argument == "toc")
-                       code = InsetOld::TOC_CODE;
-               else if (cmd.argument == "url")
-                       code = InsetOld::URL_CODE;
-               else if (cmd.argument == "vspace")
-                       code = InsetOld::VSPACE_CODE;
-               else if (cmd.argument == "wrap")
-                       code = InsetOld::WRAP_CODE;
+       case LFUN_DIALOG_SHOW_NEXT_INSET:
+       case LFUN_DIALOG_HIDE:
+       case LFUN_DIALOG_DISCONNECT_INSET:
+       case LFUN_CHILDOPEN:
+       case LFUN_TOGGLECURSORFOLLOW:
+       case LFUN_KMAP_OFF:
+       case LFUN_KMAP_PRIM:
+       case LFUN_KMAP_SEC:
+       case LFUN_KMAP_TOGGLE:
+       case LFUN_REPEAT:
+       case LFUN_EXPORT_CUSTOM:
+       case LFUN_PRINT:
+       case LFUN_SEQUENCE:
+       case LFUN_SAVEPREFERENCES:
+       case LFUN_SCREEN_FONT_UPDATE:
+       case LFUN_SET_COLOR:
+       case LFUN_MESSAGE:
+       case LFUN_EXTERNAL_EDIT:
+       case LFUN_GRAPHICS_EDIT:
+       case LFUN_ALL_INSETS_TOGGLE:
+       case LFUN_LANGUAGE_BUFFER:
+       case LFUN_TEXTCLASS_APPLY:
+       case LFUN_TEXTCLASS_LOAD:
+       case LFUN_SAVE_AS_DEFAULT:
+       case LFUN_BUFFERPARAMS_APPLY:
+       case LFUN_LYXRC_APPLY:
+               // these are handled in our dispatch()
                break;
 
-       case LFUN_INSET_ERT:
-               code = InsetOld::ERT_CODE;
-               break;
-       case LFUN_INSET_FOOTNOTE:
-               code = InsetOld::FOOT_CODE;
-               break;
-       case LFUN_TABULAR_INSERT:
-               code = InsetOld::TABULAR_CODE;
-               break;
-       case LFUN_INSET_MARGINAL:
-               code = InsetOld::MARGIN_CODE;
-               break;
-       case LFUN_INSET_FLOAT:
-       case LFUN_INSET_WIDE_FLOAT:
-               code = InsetOld::FLOAT_CODE;
-               break;
-       case LFUN_INSET_WRAP:
-               code = InsetOld::WRAP_CODE;
-               break;
-       case LFUN_FLOAT_LIST:
-               code = InsetOld::FLOAT_LIST_CODE;
-               break;
-#if 0
-       case LFUN_INSET_LIST:
-               code = InsetOld::LIST_CODE;
-               break;
-       case LFUN_INSET_THEOREM:
-               code = InsetOld::THEOREM_CODE;
-               break;
-#endif
-       case LFUN_INSET_CAPTION:
-               code = InsetOld::CAPTION_CODE;
-               break;
-       case LFUN_INSERT_NOTE:
-               code = InsetOld::NOTE_CODE;
-               break;
-       case LFUN_INSERT_CHARSTYLE:
-               code = InsetOld::CHARSTYLE_CODE;
-               if (buf->params().getLyXTextClass().charstyles().empty())
-                       disable = true;
-               break;
-       case LFUN_INSERT_BOX:
-               code = InsetOld::BOX_CODE;
-               break;
-       case LFUN_INSERT_BRANCH:
-               code = InsetOld::BRANCH_CODE;
-               if (buf->params().branchlist().empty())
-                       disable = true;
-               break;
-       case LFUN_INSERT_LABEL:
-               code = InsetOld::LABEL_CODE;
-               break;
-       case LFUN_INSET_OPTARG:
-               code = InsetOld::OPTARG_CODE;
-               break;
-       case LFUN_ENVIRONMENT_INSERT:
-               code = InsetOld::BOX_CODE;
-               break;
-       case LFUN_INDEX_INSERT:
-               code = InsetOld::INDEX_CODE;
-               break;
-       case LFUN_INDEX_PRINT:
-               code = InsetOld::INDEX_PRINT_CODE;
-               break;
-       case LFUN_TOC_INSERT:
-               code = InsetOld::TOC_CODE;
-               break;
-       case LFUN_HTMLURL:
-       case LFUN_URL:
-               code = InsetOld::URL_CODE;
-               break;
-       case LFUN_QUOTE:
-               // always allow this, since we will inset a raw quote
-               // if an inset is not allowed.
-               break;
-       case LFUN_HYPHENATION:
-       case LFUN_LIGATURE_BREAK:
-       case LFUN_HFILL:
-       case LFUN_MENU_SEPARATOR:
-       case LFUN_LDOTS:
-       case LFUN_END_OF_SENTENCE:
-               code = InsetOld::SPECIALCHAR_CODE;
-               break;
-       case LFUN_SPACE_INSERT:
-               // slight hack: we know this is allowed in math mode
-               if (cur.inTexted())
-                       code = InsetOld::SPACE_CODE;
-               break;
-       case LFUN_INSET_DIALOG_SHOW: {
-               InsetBase * inset = cur.nextInset();
-               disable = !inset;
-               if (inset) {
-                       code = inset->lyxCode();
-                       if (!(code == InsetOld::INCLUDE_CODE
-                               || code == InsetOld::BIBTEX_CODE
-                               || code == InsetOld::FLOAT_LIST_CODE
-                               || code == InsetOld::TOC_CODE))
-                               disable = true;
-               }
-               break;
-       }
        default:
-               break;
-       }
-
-       if (code != InsetOld::NO_CODE
-                       && (cur.empty() || !cur.inset().insetAllowed(code)))
-               disable = true;
 
-       if (disable)
-               flag.disabled(true);
-
-       // A few general toggles
-       switch (cmd.action) {
-       case LFUN_TOOLTIPS_TOGGLE:
-               flag.setOnOff(owner->getDialogs().tooltipsEnabled());
-               break;
-
-       case LFUN_READ_ONLY_TOGGLE:
-               flag.setOnOff(buf->isReadonly());
-               break;
-       case LFUN_APPENDIX:
-               flag.setOnOff(cur.inTexted()
-                       && cur.paragraph().params().startOfAppendix());
-               break;
-       case LFUN_SWITCHBUFFER:
-               // toggle on the current buffer, but do not toggle off
-               // the other ones (is that a good idea?)
-               if (cmd.argument == buf->fileName())
-                       flag.setOnOff(true);
-               break;
-       case LFUN_TRACK_CHANGES:
-               flag.setOnOff(buf->params().tracking_changes);
-               break;
-       default:
-               break;
+               cur.getStatus(cmd, flag);
+               if (!flag.enabled())
+                       flag = view()->getStatus(cmd);
        }
 
-#ifdef LOCK
-       // the font related toggles
-       if (cur.inTexted()) {
-               LyXFont const & font = cur.text()->real_current_font;
-               switch (cmd.action) {
-               case LFUN_EMPH:
-                       flag.setOnOff(font.emph() == LyXFont::ON);
-                       break;
-               case LFUN_NOUN:
-                       flag.setOnOff(font.noun() == LyXFont::ON);
-                       break;
-               case LFUN_BOLD:
-                       flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
-                       break;
-               case LFUN_SANS:
-                       flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
-                       break;
-               case LFUN_ROMAN:
-                       flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
-                       break;
-               case LFUN_CODE:
-                       flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
-                       break;
-               default:
-                       break;
-               }
-       } else {
-               string tc = mathcursor::getLastCode();
-               switch (cmd.action) {
-               case LFUN_BOLD:
-                       flag.setOnOff(tc == "mathbf");
-                       break;
-               case LFUN_SANS:
-                       flag.setOnOff(tc == "mathsf");
-                       break;
-               case LFUN_EMPH:
-                       flag.setOnOff(tc == "mathcal");
-                       break;
-               case LFUN_ROMAN:
-                       flag.setOnOff(tc == "mathrm");
-                       break;
-               case LFUN_CODE:
-                       flag.setOnOff(tc == "mathtt");
-                       break;
-               case LFUN_NOUN:
-                       flag.setOnOff(tc == "mathbb");
-                       break;
-               case LFUN_DEFAULT:
-                       flag.setOnOff(tc == "mathnormal");
-                       break;
-               default:
-                       break;
-               }
-       }
-#endif
+       if (!enable)
+               flag.enabled(false);
 
-       // this one is difficult to get right. As a half-baked
-       // solution, we consider only the first action of the sequence
-       if (cmd.action == LFUN_SEQUENCE) {
-               // argument contains ';'-terminated commands
-#warning LyXAction arguments not handled here.
-               flag = getStatus(FuncRequest(
-                       lyxaction.lookupFunc(token(cmd.argument, ';', 0))));
+       // Can we use a readonly buffer?
+       if (buf && buf->isReadonly()
+           && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly)
+           && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)) {
+               setStatusMessage(N_("Document is read-only"));
+               flag.enabled(false);
        }
 
+       //lyxerr << "LyXFunc::getStatus: got: " << flag.enabled() << endl;
        return flag;
 }
 
@@ -803,13 +539,45 @@ bool ensureBufferClean(BufferView * bv)
        return buf.isClean();
 }
 
+
+void showPrintError(string const & name)
+{
+       string str = bformat(_("Could not print the document %1$s.\n"
+                              "Check that your printer is set up correctly."),
+                            MakeDisplayPath(name, 50));
+       Alert::error(_("Print document failed"), str);
+}
+
+
+void loadTextclass(string const & name)
+{
+       std::pair<bool, lyx::textclass_type> const tc_pair =
+               textclasslist.NumberOfClass(name);
+
+       if (!tc_pair.first) {
+               lyxerr << "Document class \"" << name
+                      << "\" does not exist."
+                      << std::endl;
+               return;
+       }
+
+       lyx::textclass_type const tc = tc_pair.second;
+
+       if (!textclasslist[tc].load()) {
+               string s = bformat(_("The document could not be converted\n"
+                                    "into the document class %1$s."),
+                                  textclasslist[tc].name());
+               Alert::error(_("Could not change class"), s);
+       }
+}
+
 } //namespace anon
 
 
 void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
 {
-       string argument = cmd.argument;
-       kb_action action = cmd.action;
+       string const argument = cmd.argument;
+       kb_action const action = cmd.action;
 
        lyxerr[Debug::ACTION] << "LyXFunc::dispatch: cmd: " << cmd << endl;
        //lyxerr << "LyXFunc::dispatch: cmd: " << cmd << endl;
@@ -819,8 +587,10 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
        dispatch_buffer.erase();
        selection_possible = false;
 
+       bool update = true;
+
        // We cannot use this function here
-       if (getStatus(cmd).disabled()) {
+       if (!getStatus(cmd).enabled()) {
                lyxerr[Debug::ACTION] << "LyXFunc::dispatch: "
                       << lyxaction.getActionName(action)
                       << " [" << action << "] is disabled at this location"
@@ -842,8 +612,9 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                        if (!argument.empty()) {
                                last_search = argument;
                                searched_string = argument;
-                       } else
+                       } else {
                                searched_string = last_search;
+                       }
 
                        if (searched_string.empty())
                                break;
@@ -851,7 +622,7 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                        bool const fw = action == LFUN_WORDFINDFORWARD;
                        string const data =
                                lyx::find::find2string(searched_string, true, false, fw);
-                       view()->dispatch(FuncRequest(LFUN_WORD_FIND, data));
+                       lyx::find::find(view(), FuncRequest(LFUN_WORD_FIND, data));
                        break;
                }
 
@@ -860,6 +631,7 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                        break;
 
                case LFUN_EXEC_COMMAND:
+                       owner->getToolbar().display("minibuffer", true);
                        owner->focus_command_buffer();
                        break;
 
@@ -947,13 +719,147 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
 
                case LFUN_EXPORT:
                        if (argument == "custom")
-                               owner->getDialogs().showSendto();
+                               owner->getDialogs().show("sendto");
                        else {
                                Exporter::Export(owner->buffer(), argument, false);
                                view()->showErrorList(BufferFormat(*owner->buffer()));
                        }
                        break;
 
+               case LFUN_EXPORT_CUSTOM: {
+                       string format_name;
+                       string command = split(argument, format_name, ' ');
+                       Format const * format = formats.getFormat(format_name);
+                       if (!format) {
+                               lyxerr << "Format \"" << format_name
+                                      << "\" not recognized!"
+                                      << std::endl;
+                               break;
+                       }
+
+                       Buffer * buffer = owner->buffer();
+
+                       // The name of the file created by the conversion process
+                       string filename;
+
+                       // Output to filename
+                       if (format->name() == "lyx") {
+                               string const latexname =
+                                       buffer->getLatexName(false);
+                               filename = ChangeExtension(latexname,
+                                                          format->extension());
+                               filename = AddName(buffer->temppath(), filename);
+
+                               if (!buffer->writeFile(filename))
+                                       break;
+
+                       } else {
+                               Exporter::Export(buffer, format_name, true,
+                                                filename);
+                       }
+
+                       // Substitute $$FName for filename
+                       if (!contains(command, "$$FName"))
+                               command = "( " + command + " ) < $$FName";
+                       command = subst(command, "$$FName", filename);
+
+                       // Execute the command in the background
+                       Systemcall call;
+                       call.startscript(Systemcall::DontWait, command);
+                       break;
+               }
+
+               case LFUN_PRINT: {
+                       string target;
+                       string target_name;
+                       string command = split(split(argument, target, ' '),
+                                              target_name, ' ');
+
+                       if (target.empty()
+                           || target_name.empty()
+                           || command.empty()) {
+                               lyxerr << "Unable to parse \""
+                                      << argument << '"' << std::endl;
+                               break;
+                       }
+                       if (target != "printer" && target != "file") {
+                               lyxerr << "Unrecognized target \""
+                                      << target << '"' << std::endl;
+                               break;
+                       }
+
+                       Buffer * buffer = owner->buffer();
+
+                       if (!Exporter::Export(buffer, "dvi", true)) {
+                               showPrintError(buffer->fileName());
+                               break;
+                       }
+
+                       // Push directory path.
+                       string const path = buffer->temppath();
+                       Path p(path);
+
+                       // there are three cases here:
+                       // 1. we print to a file
+                       // 2. we print directly to a printer
+                       // 3. we print using a spool command (print to file first)
+                       Systemcall one;
+                       int res = 0;
+                       string const dviname =
+                               ChangeExtension(buffer->getLatexName(true),
+                                               "dvi");
+
+                       if (target == "printer") {
+                               if (!lyxrc.print_spool_command.empty()) {
+                                       // case 3: print using a spool
+                                       string const psname =
+                                               ChangeExtension(dviname,".ps");
+                                       command += lyxrc.print_to_file
+                                               + QuoteName(psname)
+                                               + ' '
+                                               + QuoteName(dviname);
+
+                                       string command2 =
+                                               lyxrc.print_spool_command +' ';
+                                       if (target_name != "default") {
+                                               command2 += lyxrc.print_spool_printerprefix
+                                                       + target_name
+                                                       + ' ';
+                                       }
+                                       command2 += QuoteName(psname);
+                                       // First run dvips.
+                                       // If successful, then spool command
+                                       res = one.startscript(
+                                               Systemcall::Wait,
+                                               command);
+
+                                       if (res == 0)
+                                               res = one.startscript(
+                                                       Systemcall::DontWait,
+                                                       command2);
+                               } else {
+                                       // case 2: print directly to a printer
+                                       res = one.startscript(
+                                               Systemcall::DontWait,
+                                               command + QuoteName(dviname));
+                               }
+
+                       } else {
+                               // case 1: print to a file
+                               command += lyxrc.print_to_file
+                                       + QuoteName(MakeAbsPath(target_name,
+                                                               path))
+                                       + ' '
+                                       + QuoteName(dviname);
+                               res = one.startscript(Systemcall::DontWait,
+                                                     command);
+                       }
+
+                       if (res != 0)
+                               showPrintError(buffer->fileName());
+                       break;
+               }
+
                case LFUN_IMPORT:
                        doImport(argument);
                        break;
@@ -1133,18 +1039,6 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                                if (!data.empty())
                                        owner->getDialogs().show("character", data);
                        }
-                       else if (name == "document")
-                               owner->getDialogs().showDocument();
-                       else if (name == "forks")
-                               owner->getDialogs().showForks();
-                       else if (name == "preamble")
-                               owner->getDialogs().showPreamble();
-                       else if (name == "preferences")
-                               owner->getDialogs().showPreferences();
-                       else if (name == "print")
-                               owner->getDialogs().showPrint();
-                       else if (name == "spellchecker")
-                               owner->getDialogs().showSpellchecker();
 
                        else if (name == "latexlog") {
                                pair<Buffer::LogType, string> const logfile =
@@ -1223,13 +1117,6 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                case LFUN_DIALOG_SHOW_NEXT_INSET:
                        break;
 
-               case LFUN_INSET_DIALOG_SHOW: {
-                       InsetBase * inset = view()->cursor().nextInset();
-                       if (inset)
-                               inset->dispatch(view()->cursor(), FuncRequest(LFUN_INSET_DIALOG_SHOW));
-                       break;
-               }
-
                case LFUN_DIALOG_UPDATE: {
                        string const & name = argument;
                        // Can only update a dialog connected to an existing inset
@@ -1239,6 +1126,8 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                                inset->dispatch(view()->cursor(), fr);
                        } else if (name == "paragraph") {
                                dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
+                       } else if (name == "prefs") {
+                               owner->getDialogs().update(name, string());
                        }
                        break;
                }
@@ -1292,13 +1181,13 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                case LFUN_REPEAT: {
                        // repeat command
                        string countstr;
-                       argument = split(argument, countstr, ' ');
+                       string rest = split(argument, countstr, ' ');
                        istringstream is(countstr);
                        int count = 0;
                        is >> count;
-                       lyxerr << "repeat: count: " << count << " cmd: " << argument << endl;
+                       lyxerr << "repeat: count: " << count << " cmd: " << rest << endl;
                        for (int i = 0; i < count; ++i)
-                               dispatch(lyxaction.lookupFunc(argument));
+                               dispatch(lyxaction.lookupFunc(rest));
                        break;
                }
 
@@ -1306,14 +1195,14 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                        // argument contains ';'-terminated commands
                        while (!argument.empty()) {
                                string first;
-                               argument = split(argument, first, ';');
-                               dispatch(lyxaction.lookupFunc(first));
+                               string rest = split(argument, first, ';');
+                               dispatch(lyxaction.lookupFunc(rest));
                        }
                        break;
 
                case LFUN_SAVEPREFERENCES: {
                        Path p(user_lyxdir());
-                       lyxrc.write("preferences");
+                       lyxrc.write("preferences", false);
                        break;
                }
 
@@ -1338,8 +1227,7 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                                (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
                                 x11_name != lcolor.getX11Name(LColor::graphicsbg));
 
-                       LColor::color col = lcolor.getFromLyXName(lyx_name);
-                       if (!lcolor.setColor(col, x11_name)) {
+                       if (!lcolor.setColor(lyx_name, x11_name)) {
                                setErrorMessage(
                                        bformat(_("Set-color \"%1$s\" failed "
                                                                "- color is undefined or "
@@ -1364,43 +1252,146 @@ void LyXFunc::dispatch(FuncRequest const & cmd, bool verbose)
                        owner->message(argument);
                        break;
 
-               case LFUN_FORKS_KILL:
-                       if (isStrInt(argument))
-                               ForkedcallsController::get().kill(strToInt(argument));
-                       break;
-
                case LFUN_TOOLTIPS_TOGGLE:
                        owner->getDialogs().toggleTooltips();
                        break;
 
-               case LFUN_EXTERNAL_EDIT:
-                       InsetExternal().dispatch(view()->cursor(), FuncRequest(action, argument));
+               case LFUN_EXTERNAL_EDIT: {
+                       FuncRequest fr(action, argument);
+                       InsetExternal().dispatch(view()->cursor(), fr);
+                       break;
+               }
+
+               case LFUN_GRAPHICS_EDIT: {
+                       FuncRequest fr(action, argument);
+                       InsetGraphics().dispatch(view()->cursor(), fr);
+                       break;
+               }
+
+               case LFUN_ALL_INSETS_TOGGLE: {
+                       string action;
+                       string const name = split(argument, action, ' ');
+                       InsetBase::Code const inset_code =
+                               InsetBase::translate(name);
+
+                       LCursor & cur = view()->cursor();
+                       FuncRequest fr(LFUN_INSET_TOGGLE, action);
+
+                       InsetBase & inset = owner->buffer()->inset();
+                       InsetIterator it  = inset_iterator_begin(inset);
+                       InsetIterator const end = inset_iterator_end(inset);
+                       for (; it != end; ++it) {
+                               if (inset_code == InsetBase::NO_CODE
+                                   || inset_code == it->lyxCode())
+                                       it->dispatch(cur, fr);
+                       }
                        break;
+               }
+
+               case LFUN_LANGUAGE_BUFFER: {
+                       Buffer & buffer = *owner->buffer();
+                       Language const * oldL = buffer.params().language;
+                       Language const * newL = languages.getLanguage(argument);
+                       if (!newL || oldL == newL)
+                               break;
 
-               default:
+                       if (oldL->RightToLeft() == newL->RightToLeft()
+                           && !buffer.isMultiLingual())
+                               buffer.changeLanguage(oldL, newL);
+                       else
+                               buffer.updateDocLang(newL);
+                       break;
+               }
+
+               case LFUN_BUFFERPARAMS_APPLY: {
+                       istringstream ss(argument);
+                       LyXLex lex(0,0);
+                       lex.setStream(ss);
+                       int const unknown_tokens =
+                               owner->buffer()->readHeader(lex);
+
+                       if (unknown_tokens != 0) {
+                               lyxerr << "Warning in LFUN_BUFFERPARAMS_APPLY!\n"
+                                      << unknown_tokens << " unknown token"
+                                      << (unknown_tokens == 1 ? "" : "s")
+                                      << endl;
+                       }
+                       break;
+               }
+
+               case LFUN_TEXTCLASS_APPLY: {
+                       Buffer * buffer = owner->buffer();
+
+                       lyx::textclass_type const old_class =
+                               buffer->params().textclass;
+
+                       loadTextclass(argument);
+
+                       std::pair<bool, lyx::textclass_type> const tc_pair =
+                               textclasslist.NumberOfClass(argument);
+
+                       if (!tc_pair.first)
+                               break;
+
+                       lyx::textclass_type const new_class = tc_pair.second;
+                       if (old_class == new_class)
+                               // nothing to do
+                               break;
+
+                       owner->message(_("Converting document to new document class..."));
+                       ErrorList el;
+                       lyx::cap::SwitchLayoutsBetweenClasses(
+                               old_class, new_class,
+                               buffer->paragraphs(), el);
+
+                       bufferErrors(*buffer, el);
+                       view()->showErrorList(_("Class switch"));
+                       break;
+               }
+
+               case LFUN_TEXTCLASS_LOAD:
+                       loadTextclass(argument);
+                       break;
+
+               case LFUN_LYXRC_APPLY: {
+                       istringstream ss(argument);
+                       bool const success = lyxrc.read(ss) == 0;
+
+                       if (!success) {
+                               lyxerr << "Warning in LFUN_LYXRC_APPLY!\n"
+                                      << "Unable to read lyxrc data"
+                                      << endl;
+                       }
+                       break;
+               }
+
+               default: {
+                       update = false;
                        DispatchResult res = view()->cursor().dispatch(cmd);
-                       if (!res.dispatched());
-                               view()->dispatch(cmd);
+                       if (res.dispatched())
+                               update |= res.update();
+                       else
+                               update |= view()->dispatch(cmd);
+
                        break;
                }
-       }
+               }
 
-       if (view()->cursor().inTexted())
-               view()->owner()->updateLayoutChoice();
+               if (view()->available()) {
+                       if (view()->fitCursor() || update)
+                               view()->update();
+                       // if we executed a mutating lfun, mark the buffer as dirty
+                       if (getStatus(cmd).enabled()
+                                       && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)
+                                       && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly))
+                               view()->buffer()->markDirty();
+               }
 
-       if (view()->available()) {
-               view()->fitCursor();
-               view()->update();
-               view()->cursor().updatePos();
-               // if we executed a mutating lfun, mark the buffer as dirty
-               if (!getStatus(cmd).disabled()
-                   && !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)
-                   && !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly))
-                       view()->buffer()->markDirty();
+               if (view()->cursor().inTexted()) {
+                       view()->owner()->updateLayoutChoice();
+                       sendDispatchMessage(getMessage(), cmd, verbose);
+               }
        }
-
-       if (view()->cursor().inTexted())
-               sendDispatchMessage(getMessage(), cmd, verbose);
 }