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lyx_mirror/src/LyXFunc.cpp
Abdelrazak Younes acbb1c9b8c Split LyXFunc::menuNew() into LyXView::newDocument() and buffer_funcs::newUnnamedFile(). 
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@22002 a592a061-630c-0410-9148-cb99ea01b6c8
2007-12-07 11:57:13 +00:00

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/**
* \file LyXFunc.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Alfredo Braunstein
* \author Lars Gullik Bjønnes
* \author Jean-Marc Lasgouttes
* \author Angus Leeming
* \author John Levon
* \author André Pönitz
* \author Allan Rae
* \author Dekel Tsur
* \author Martin Vermeer
* \author Jürgen Vigna
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include <vector>
#include "LyXFunc.h"
#include "BranchList.h"
#include "buffer_funcs.h"
#include "Buffer.h"
#include "BufferList.h"
#include "BufferParams.h"
#include "BufferView.h"
#include "CmdDef.h"
#include "Color.h"
#include "Converter.h"
#include "Cursor.h"
#include "CutAndPaste.h"
#include "support/debug.h"
#include "DispatchResult.h"
#include "Encoding.h"
#include "ErrorList.h"
#include "Format.h"
#include "FuncRequest.h"
#include "FuncStatus.h"
#include "support/gettext.h"
#include "InsetIterator.h"
#include "Intl.h"
#include "KeyMap.h"
#include "Language.h"
#include "Lexer.h"
#include "LyXAction.h"
#include "lyxfind.h"
#include "LyX.h"
#include "LyXRC.h"
#include "LyXVC.h"
#include "Paragraph.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "Row.h"
#include "Server.h"
#include "Session.h"
#include "TextClassList.h"
#include "ToolbarBackend.h"
#include "insets/InsetBox.h"
#include "insets/InsetBranch.h"
#include "insets/InsetCommand.h"
#include "insets/InsetERT.h"
#include "insets/InsetExternal.h"
#include "insets/InsetFloat.h"
#include "insets/InsetListings.h"
#include "insets/InsetGraphics.h"
#include "insets/InsetInclude.h"
#include "insets/InsetNote.h"
#include "insets/InsetTabular.h"
#include "insets/InsetVSpace.h"
#include "insets/InsetWrap.h"
#include "frontends/alert.h"
#include "frontends/Application.h"
#include "frontends/FileDialog.h"
#include "frontends/FontLoader.h"
#include "frontends/KeySymbol.h"
#include "frontends/LyXView.h"
#include "frontends/Selection.h"
#include "support/environment.h"
#include "support/FileFilterList.h"
#include "support/FileName.h"
#include "support/filetools.h"
#include "support/lstrings.h"
#include "support/Path.h"
#include "support/Package.h"
#include "support/Systemcall.h"
#include "support/convert.h"
#include "support/os.h"
#include <sstream>
using std::endl;
using std::make_pair;
using std::pair;
using std::string;
using std::istringstream;
using std::ostringstream;
using std::find;
using std::vector;
namespace lyx {
using frontend::LyXView;
using support::absolutePath;
using support::addName;
using support::addPath;
using support::bformat;
using support::changeExtension;
using support::contains;
using support::FileFilterList;
using support::FileName;
using support::fileSearch;
using support::i18nLibFileSearch;
using support::makeDisplayPath;
using support::makeAbsPath;
using support::package;
using support::quoteName;
using support::rtrim;
using support::split;
using support::subst;
using support::Systemcall;
using support::token;
using support::trim;
using support::prefixIs;
namespace Alert = frontend::Alert;
extern bool quitting;
extern bool use_gui;
namespace {
bool import(LyXView * lv, FileName const & filename,
string const & format, ErrorList & errorList)
{
docstring const displaypath = makeDisplayPath(filename.absFilename());
lv->message(bformat(_("Importing %1$s..."), displaypath));
FileName const lyxfile(changeExtension(filename.absFilename(), ".lyx"));
string loader_format;
vector<string> loaders = theConverters().loaders();
if (find(loaders.begin(), loaders.end(), format) == loaders.end()) {
for (vector<string>::const_iterator it = loaders.begin();
it != loaders.end(); ++it) {
if (theConverters().isReachable(format, *it)) {
string const tofile =
changeExtension(filename.absFilename(),
formats.extension(*it));
if (!theConverters().convert(0, filename, FileName(tofile),
filename, format, *it, errorList))
return false;
loader_format = *it;
break;
}
}
if (loader_format.empty()) {
frontend::Alert::error(_("Couldn't import file"),
bformat(_("No information for importing the format %1$s."),
formats.prettyName(format)));
return false;
}
} else {
loader_format = format;
}
if (loader_format == "lyx") {
Buffer * buf = theLyXFunc().loadAndViewFile(lyxfile);
if (!buf) {
// we are done
lv->message(_("file not imported!"));
return false;
}
updateLabels(*buf);
lv->setBuffer(buf);
buf->errors("Parse");
} else {
Buffer * const b = newFile(lyxfile.absFilename(), string(), true);
if (b)
lv->setBuffer(b);
else
return false;
bool as_paragraphs = loader_format == "textparagraph";
string filename2 = (loader_format == format) ? filename.absFilename()
: changeExtension(filename.absFilename(),
formats.extension(loader_format));
lv->view()->insertPlaintextFile(FileName(filename2), as_paragraphs);
theLyXFunc().setLyXView(lv);
lyx::dispatch(FuncRequest(LFUN_MARK_OFF));
}
// we are done
lv->message(_("imported."));
return true;
}
// This function runs "configure" and then rereads lyx.defaults to
// reconfigure the automatic settings.
void reconfigure(LyXView & lv, string const & option)
{
// emit message signal.
lv.message(_("Running configure..."));
// Run configure in user lyx directory
support::PathChanger p(package().user_support());
string configure_command = package().configure_command();
configure_command += option;
Systemcall one;
int ret = one.startscript(Systemcall::Wait, configure_command);
p.pop();
// emit message signal.
lv.message(_("Reloading configuration..."));
lyxrc.read(support::libFileSearch(string(), "lyxrc.defaults"));
// Re-read packages.lst
LaTeXFeatures::getAvailable();
if (ret)
Alert::information(_("System reconfiguration failed"),
_("The system reconfiguration has failed.\n"
"Default textclass is used but LyX may "
"not be able to work properly.\n"
"Please reconfigure again if needed."));
else
Alert::information(_("System reconfigured"),
_("The system has been reconfigured.\n"
"You need to restart LyX to make use of any\n"
"updated document class specifications."));
}
bool getLocalStatus(Cursor cursor, FuncRequest const & cmd, FuncStatus & status)
{
// Try to fix cursor in case it is broken.
cursor.fixIfBroken();
// This is, of course, a mess. Better create a new doc iterator and use
// this in Inset::getStatus. This might require an additional
// BufferView * arg, though (which should be avoided)
//Cursor safe = *this;
bool res = false;
for ( ; cursor.depth(); cursor.pop()) {
//lyxerr << "\nCursor::getStatus: cmd: " << cmd << endl << *this << endl;
BOOST_ASSERT(cursor.idx() <= cursor.lastidx());
BOOST_ASSERT(cursor.pit() <= cursor.lastpit());
BOOST_ASSERT(cursor.pos() <= cursor.lastpos());
// The inset's getStatus() will return 'true' if it made
// a definitive decision on whether it want to handle the
// request or not. The result of this decision is put into
// the 'status' parameter.
if (cursor.inset().getStatus(cursor, cmd, status)) {
res = true;
break;
}
}
return res;
}
/** Return the change status at cursor position, taking in account the
* status at each level of the document iterator (a table in a deleted
* footnote is deleted).
* When \param outer is true, the top slice is not looked at.
*/
Change::Type lookupChangeType(DocIterator const & dit, bool outer = false)
{
size_t const depth = dit.depth() - (outer ? 1 : 0);
for (size_t i = 0 ; i < depth ; ++i) {
CursorSlice const & slice = dit[i];
if (!slice.inset().inMathed()
&& slice.pos() < slice.paragraph().size()) {
Change::Type const ch = slice.paragraph().lookupChange(slice.pos()).type;
if (ch != Change::UNCHANGED)
return ch;
}
}
return Change::UNCHANGED;
}
}
LyXFunc::LyXFunc()
: lyx_view_(0), encoded_last_key(0), meta_fake_bit(NoModifier)
{
}
void LyXFunc::initKeySequences(KeyMap * kb)
{
keyseq = KeySequence(kb, kb);
cancel_meta_seq = KeySequence(kb, kb);
}
void LyXFunc::setLyXView(LyXView * lv)
{
if (!quitting && lyx_view_ && lyx_view_->view() && lyx_view_ != lv)
// save current selection to the selection buffer to allow
// middle-button paste in another window
cap::saveSelection(lyx_view_->view()->cursor());
lyx_view_ = lv;
}
void LyXFunc::handleKeyFunc(kb_action action)
{
char_type c = encoded_last_key;
if (keyseq.length())
c = 0;
BOOST_ASSERT(lyx_view_ && lyx_view_->view());
lyx_view_->view()->getIntl().getTransManager().deadkey(
c, get_accent(action).accent, view()->cursor().innerText(), view()->cursor());
// Need to clear, in case the minibuffer calls these
// actions
keyseq.clear();
// copied verbatim from do_accent_char
view()->cursor().resetAnchor();
view()->processUpdateFlags(Update::FitCursor);
}
void LyXFunc::gotoBookmark(unsigned int idx, bool openFile, bool switchToBuffer)
{
BOOST_ASSERT(lyx_view_);
if (!LyX::ref().session().bookmarks().isValid(idx))
return;
BookmarksSection::Bookmark const & bm = LyX::ref().session().bookmarks().bookmark(idx);
BOOST_ASSERT(!bm.filename.empty());
string const file = bm.filename.absFilename();
// if the file is not opened, open it.
if (!theBufferList().exists(file)) {
if (openFile)
dispatch(FuncRequest(LFUN_FILE_OPEN, file));
else
return;
}
// open may fail, so we need to test it again
if (!theBufferList().exists(file))
return;
// if the current buffer is not that one, switch to it.
if (lyx_view_->buffer()->absFileName() != file) {
if (!switchToBuffer)
return;
dispatch(FuncRequest(LFUN_BUFFER_SWITCH, file));
}
// moveToPosition try paragraph id first and then paragraph (pit, pos).
if (!view()->moveToPosition(bm.bottom_pit, bm.bottom_pos,
bm.top_id, bm.top_pos))
return;
// Cursor jump succeeded!
Cursor const & cur = view()->cursor();
pit_type new_pit = cur.pit();
pos_type new_pos = cur.pos();
int new_id = cur.paragraph().id();
// if bottom_pit, bottom_pos or top_id has been changed, update bookmark
// see http://bugzilla.lyx.org/show_bug.cgi?id=3092
if (bm.bottom_pit != new_pit || bm.bottom_pos != new_pos
|| bm.top_id != new_id) {
const_cast<BookmarksSection::Bookmark &>(bm).updatePos(
new_pit, new_pos, new_id);
}
}
void LyXFunc::processKeySym(KeySymbol const & keysym, KeyModifier state)
{
LYXERR(Debug::KEY, "KeySym is " << keysym.getSymbolName());
// Do nothing if we have nothing (JMarc)
if (!keysym.isOK()) {
LYXERR(Debug::KEY, "Empty kbd action (probably composing)");
lyx_view_->restartCursor();
return;
}
if (keysym.isModifier()) {
LYXERR(Debug::KEY, "isModifier true");
lyx_view_->restartCursor();
return;
}
//Encoding const * encoding = view()->cursor().getEncoding();
//encoded_last_key = keysym.getISOEncoded(encoding ? encoding->name() : "");
// FIXME: encoded_last_key shadows the member variable of the same
// name. Is that intended?
char_type encoded_last_key = keysym.getUCSEncoded();
// Do a one-deep top-level lookup for
// cancel and meta-fake keys. RVDK_PATCH_5
cancel_meta_seq.reset();
FuncRequest func = cancel_meta_seq.addkey(keysym, state);
LYXERR(Debug::KEY, "action first set to [" << func.action << ']');
// When not cancel or meta-fake, do the normal lookup.
// Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
// Mostly, meta_fake_bit = NoModifier. RVDK_PATCH_5.
if ((func.action != LFUN_CANCEL) && (func.action != LFUN_META_PREFIX)) {
// remove Caps Lock and Mod2 as a modifiers
func = keyseq.addkey(keysym, (state | meta_fake_bit));
LYXERR(Debug::KEY, "action now set to [" << func.action << ']');
}
// Dont remove this unless you know what you are doing.
meta_fake_bit = NoModifier;
// Can this happen now ?
if (func.action == LFUN_NOACTION)
func = FuncRequest(LFUN_COMMAND_PREFIX);
LYXERR(Debug::KEY, " Key [action=" << func.action << "]["
<< keyseq.print(KeySequence::Portable) << ']');
// already here we know if it any point in going further
// why not return already here if action == -1 and
// num_bytes == 0? (Lgb)
if (keyseq.length() > 1)
lyx_view_->message(keyseq.print(KeySequence::ForGui));
// Maybe user can only reach the key via holding down shift.
// Let's see. But only if shift is the only modifier
if (func.action == LFUN_UNKNOWN_ACTION && state == ShiftModifier) {
LYXERR(Debug::KEY, "Trying without shift");
func = keyseq.addkey(keysym, NoModifier);
LYXERR(Debug::KEY, "Action now " << func.action);
}
if (func.action == LFUN_UNKNOWN_ACTION) {
// Hmm, we didn't match any of the keysequences. See
// if it's normal insertable text not already covered
// by a binding
if (keysym.isText() && keyseq.length() == 1) {
LYXERR(Debug::KEY, "isText() is true, inserting.");
func = FuncRequest(LFUN_SELF_INSERT,
FuncRequest::KEYBOARD);
} else {
LYXERR(Debug::KEY, "Unknown, !isText() - giving up");
lyx_view_->message(_("Unknown function."));
lyx_view_->restartCursor();
return;
}
}
if (func.action == LFUN_SELF_INSERT) {
if (encoded_last_key != 0) {
docstring const arg(1, encoded_last_key);
dispatch(FuncRequest(LFUN_SELF_INSERT, arg,
FuncRequest::KEYBOARD));
LYXERR(Debug::KEY, "SelfInsert arg[`" << to_utf8(arg) << "']");
}
} else {
dispatch(func);
}
lyx_view_->restartCursor();
}
FuncStatus LyXFunc::getStatus(FuncRequest const & cmd) const
{
//lyxerr << "LyXFunc::getStatus: cmd: " << cmd << endl;
FuncStatus flag;
Buffer * buf = lyx_view_? lyx_view_->buffer() : 0;
if (cmd.action == LFUN_NOACTION) {
flag.message(from_utf8(N_("Nothing to do")));
flag.enabled(false);
return flag;
}
switch (cmd.action) {
case LFUN_UNKNOWN_ACTION:
#ifndef HAVE_LIBAIKSAURUS
case LFUN_THESAURUS_ENTRY:
#endif
flag.unknown(true);
flag.enabled(false);
break;
default:
break;
}
if (flag.unknown()) {
flag.message(from_utf8(N_("Unknown action")));
return flag;
}
if (!flag.enabled()) {
if (flag.message().empty())
flag.message(from_utf8(N_("Command disabled")));
return flag;
}
// Check whether we need a buffer
if (!lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer) && !buf) {
// no, exit directly
flag.message(from_utf8(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.
// -- And I'd rather let an inset decide which LFUNs it is willing
// to handle (Andre')
bool enable = true;
switch (cmd.action) {
// FIXME: these cases should be hidden in GuiApplication::getStatus().
case LFUN_WINDOW_CLOSE:
if (theApp())
return theApp()->getStatus(cmd);
enable = false;
break;
// FIXME: these cases should be hidden in GuiView::getStatus().
case LFUN_DIALOG_TOGGLE:
case LFUN_DIALOG_SHOW:
case LFUN_DIALOG_UPDATE:
case LFUN_TOOLBAR_TOGGLE:
case LFUN_INSET_APPLY:
case LFUN_BUFFER_WRITE:
case LFUN_BUFFER_WRITE_AS:
if (lyx_view_)
return lyx_view_->getStatus(cmd);
enable = false;
break;
case LFUN_BUFFER_TOGGLE_READ_ONLY:
flag.setOnOff(buf->isReadonly());
break;
case LFUN_BUFFER_SWITCH:
// toggle on the current buffer, but do not toggle off
// the other ones (is that a good idea?)
if (buf && to_utf8(cmd.argument()) == buf->absFileName())
flag.setOnOff(true);
break;
case LFUN_BUFFER_EXPORT:
enable = cmd.argument() == "custom"
|| buf->isExportable(to_utf8(cmd.argument()));
break;
case LFUN_BUFFER_CHKTEX:
enable = buf->isLatex() && !lyxrc.chktex_command.empty();
break;
case LFUN_BUILD_PROGRAM:
enable = buf->isExportable("program");
break;
case LFUN_VC_REGISTER:
enable = !buf->lyxvc().inUse();
break;
case LFUN_VC_CHECK_IN:
enable = buf->lyxvc().inUse() && !buf->isReadonly();
break;
case LFUN_VC_CHECK_OUT:
enable = buf->lyxvc().inUse() && buf->isReadonly();
break;
case LFUN_VC_REVERT:
case LFUN_VC_UNDO_LAST:
enable = buf->lyxvc().inUse();
break;
case LFUN_BUFFER_RELOAD:
enable = !buf->isUnnamed() && buf->fileName().exists()
&& (!buf->isClean() || buf->isExternallyModified(Buffer::timestamp_method));
break;
case LFUN_CITATION_INSERT: {
FuncRequest fr(LFUN_INSET_INSERT, "citation");
enable = getStatus(fr).enabled();
break;
}
// This could be used for the no-GUI version. The GUI version is handled in
// LyXView::getStatus().
/*
case LFUN_BUFFER_WRITE:
case LFUN_BUFFER_WRITE_AS: {
Buffer * b = theBufferList().getBuffer(cmd.getArg(0));
enable = b && (b->isUnnamed() || !b->isClean());
break;
}
*/
case LFUN_BUFFER_WRITE_ALL: {
// We enable the command only if there are some modified buffers
Buffer * first = theBufferList().first();
enable = false;
if (!first)
break;
Buffer * b = first;
// We cannot use a for loop as the buffer list is a cycle.
do {
if (!b->isClean()) {
enable = true;
break;
}
b = theBufferList().next(b);
} while (b != first);
break;
}
case LFUN_BOOKMARK_GOTO: {
const unsigned int num = convert<unsigned int>(to_utf8(cmd.argument()));
enable = LyX::ref().session().bookmarks().isValid(num);
break;
}
case LFUN_BOOKMARK_CLEAR:
enable = LyX::ref().session().bookmarks().size() > 0;
break;
// this one is difficult to get right. As a half-baked
// solution, we consider only the first action of the sequence
case LFUN_COMMAND_SEQUENCE: {
// argument contains ';'-terminated commands
string const firstcmd = token(to_utf8(cmd.argument()), ';', 0);
FuncRequest func(lyxaction.lookupFunc(firstcmd));
func.origin = cmd.origin;
flag = getStatus(func);
break;
}
case LFUN_CALL: {
FuncRequest func;
std::string name = to_utf8(cmd.argument());
if (LyX::ref().topLevelCmdDef().lock(name, func)) {
func.origin = cmd.origin;
flag = getStatus(func);
LyX::ref().topLevelCmdDef().release(name);
} else {
// catch recursion or unknown command definiton
// all operations until the recursion or unknown command
// definiton occures are performed, so set the state to enabled
enable = true;
}
break;
}
case LFUN_BUFFER_NEW:
case LFUN_BUFFER_NEW_TEMPLATE:
case LFUN_WORD_FIND_FORWARD:
case LFUN_WORD_FIND_BACKWARD:
case LFUN_COMMAND_PREFIX:
case LFUN_COMMAND_EXECUTE:
case LFUN_CANCEL:
case LFUN_META_PREFIX:
case LFUN_BUFFER_CLOSE:
case LFUN_BUFFER_UPDATE:
case LFUN_BUFFER_VIEW:
case LFUN_MASTER_BUFFER_UPDATE:
case LFUN_MASTER_BUFFER_VIEW:
case LFUN_BUFFER_IMPORT:
case LFUN_BUFFER_AUTO_SAVE:
case LFUN_RECONFIGURE:
case LFUN_HELP_OPEN:
case LFUN_FILE_NEW:
case LFUN_FILE_OPEN:
case LFUN_DROP_LAYOUTS_CHOICE:
case LFUN_MENU_OPEN:
case LFUN_SERVER_GET_NAME:
case LFUN_SERVER_NOTIFY:
case LFUN_SERVER_GOTO_FILE_ROW:
case LFUN_DIALOG_HIDE:
case LFUN_DIALOG_DISCONNECT_INSET:
case LFUN_BUFFER_CHILD_OPEN:
case LFUN_TOGGLE_CURSOR_FOLLOWS_SCROLLBAR:
case LFUN_KEYMAP_OFF:
case LFUN_KEYMAP_PRIMARY:
case LFUN_KEYMAP_SECONDARY:
case LFUN_KEYMAP_TOGGLE:
case LFUN_REPEAT:
case LFUN_BUFFER_EXPORT_CUSTOM:
case LFUN_BUFFER_PRINT:
case LFUN_PREFERENCES_SAVE:
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_BUFFER_LANGUAGE:
case LFUN_TEXTCLASS_APPLY:
case LFUN_TEXTCLASS_LOAD:
case LFUN_BUFFER_SAVE_AS_DEFAULT:
case LFUN_BUFFER_PARAMS_APPLY:
case LFUN_LAYOUT_MODULES_CLEAR:
case LFUN_LAYOUT_MODULE_ADD:
case LFUN_LAYOUT_RELOAD:
case LFUN_LYXRC_APPLY:
case LFUN_BUFFER_NEXT:
case LFUN_BUFFER_PREVIOUS:
case LFUN_WINDOW_NEW:
case LFUN_LYX_QUIT:
// these are handled in our dispatch()
break;
default:
if (!view()) {
enable = false;
break;
}
if (!getLocalStatus(view()->cursor(), cmd, flag))
flag = view()->getStatus(cmd);
}
if (!enable)
flag.enabled(false);
// Can we use a readonly buffer?
if (buf && buf->isReadonly()
&& !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly)
&& !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)) {
flag.message(from_utf8(N_("Document is read-only")));
flag.enabled(false);
}
// Are we in a DELETED change-tracking region?
if (buf && view()
&& lookupChangeType(view()->cursor(), true) == Change::DELETED
&& !lyxaction.funcHasFlag(cmd.action, LyXAction::ReadOnly)
&& !lyxaction.funcHasFlag(cmd.action, LyXAction::NoBuffer)) {
flag.message(from_utf8(N_("This portion of the document is deleted.")));
flag.enabled(false);
}
// the default error message if we disable the command
if (!flag.enabled() && flag.message().empty())
flag.message(from_utf8(N_("Command disabled")));
return flag;
}
bool LyXFunc::ensureBufferClean(BufferView * bv)
{
Buffer & buf = bv->buffer();
if (buf.isClean())
return true;
docstring const file = buf.fileName().displayName(30);
docstring text = bformat(_("The document %1$s has unsaved "
"changes.\n\nDo you want to save "
"the document?"), file);
int const ret = Alert::prompt(_("Save changed document?"),
text, 0, 1, _("&Save"),
_("&Cancel"));
if (ret == 0)
dispatch(FuncRequest(LFUN_BUFFER_WRITE));
return buf.isClean();
}
namespace {
void showPrintError(string const & name)
{
docstring str = bformat(_("Could not print the document %1$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, textclass_type> const tc_pair =
textclasslist.numberOfClass(name);
if (!tc_pair.first) {
lyxerr << "Document class \"" << name
<< "\" does not exist."
<< std::endl;
return;
}
textclass_type const tc = tc_pair.second;
if (!textclasslist[tc].load()) {
docstring s = bformat(_("The document class %1$s."
"could not be loaded."),
from_utf8(textclasslist[tc].name()));
Alert::error(_("Could not load class"), s);
}
}
void actOnUpdatedPrefs(LyXRC const & lyxrc_orig, LyXRC const & lyxrc_new);
} //namespace anon
void LyXFunc::dispatch(FuncRequest const & cmd)
{
string const argument = to_utf8(cmd.argument());
kb_action const action = cmd.action;
LYXERR(Debug::ACTION, "\nLyXFunc::dispatch: cmd: " << cmd);
//lyxerr << "LyXFunc::dispatch: cmd: " << cmd << endl;
// we have not done anything wrong yet.
errorstat = false;
dispatch_buffer.erase();
// redraw the screen at the end (first of the two drawing steps).
//This is done unless explicitely requested otherwise
Update::flags updateFlags = Update::FitCursor;
FuncStatus const flag = getStatus(cmd);
if (!flag.enabled()) {
// We cannot use this function here
LYXERR(Debug::ACTION, "LyXFunc::dispatch: "
<< lyxaction.getActionName(action)
<< " [" << action << "] is disabled at this location");
setErrorMessage(flag.message());
} else {
switch (action) {
case LFUN_WORD_FIND_FORWARD:
case LFUN_WORD_FIND_BACKWARD: {
BOOST_ASSERT(lyx_view_ && lyx_view_->view());
static docstring last_search;
docstring searched_string;
if (!cmd.argument().empty()) {
last_search = cmd.argument();
searched_string = cmd.argument();
} else {
searched_string = last_search;
}
if (searched_string.empty())
break;
bool const fw = action == LFUN_WORD_FIND_FORWARD;
docstring const data =
find2string(searched_string, true, false, fw);
find(view(), FuncRequest(LFUN_WORD_FIND, data));
break;
}
case LFUN_COMMAND_PREFIX:
BOOST_ASSERT(lyx_view_);
lyx_view_->message(keyseq.printOptions(true));
break;
case LFUN_CANCEL:
BOOST_ASSERT(lyx_view_ && lyx_view_->view());
keyseq.reset();
meta_fake_bit = NoModifier;
if (lyx_view_->buffer())
// cancel any selection
dispatch(FuncRequest(LFUN_MARK_OFF));
setMessage(from_ascii(N_("Cancel")));
break;
case LFUN_META_PREFIX:
meta_fake_bit = AltModifier;
setMessage(keyseq.print(KeySequence::ForGui));
break;
case LFUN_BUFFER_TOGGLE_READ_ONLY: {
BOOST_ASSERT(lyx_view_ && lyx_view_->view() && lyx_view_->buffer());
Buffer * buf = lyx_view_->buffer();
if (buf->lyxvc().inUse())
buf->lyxvc().toggleReadOnly();
else
buf->setReadonly(!lyx_view_->buffer()->isReadonly());
break;
}
// --- Menus -----------------------------------------------
case LFUN_BUFFER_NEW:
lyx_view_->newDocument(argument, false);
updateFlags = Update::None;
break;
case LFUN_BUFFER_NEW_TEMPLATE:
lyx_view_->newDocument(argument, true);
updateFlags = Update::None;
break;
case LFUN_BUFFER_CLOSE:
closeBuffer();
updateFlags = Update::None;
break;
case LFUN_BUFFER_RELOAD: {
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
docstring const file = makeDisplayPath(lyx_view_->buffer()->absFileName(), 20);
docstring text = bformat(_("Any changes will be lost. Are you sure "
"you want to revert to the saved version of the document %1$s?"), file);
int const ret = Alert::prompt(_("Revert to saved document?"),
text, 1, 1, _("&Revert"), _("&Cancel"));
if (ret == 0)
reloadBuffer();
break;
}
case LFUN_BUFFER_UPDATE:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
lyx_view_->buffer()->doExport(argument, true);
break;
case LFUN_BUFFER_VIEW:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
lyx_view_->buffer()->preview(argument);
break;
case LFUN_MASTER_BUFFER_UPDATE:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer() && lyx_view_->buffer()->masterBuffer());
lyx_view_->buffer()->masterBuffer()->doExport(argument, true);
break;
case LFUN_MASTER_BUFFER_VIEW:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer() && lyx_view_->buffer()->masterBuffer());
lyx_view_->buffer()->masterBuffer()->preview(argument);
break;
case LFUN_BUILD_PROGRAM:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
lyx_view_->buffer()->doExport("program", true);
break;
case LFUN_BUFFER_CHKTEX:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
lyx_view_->buffer()->runChktex();
break;
case LFUN_BUFFER_EXPORT:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
if (argument == "custom")
dispatch(FuncRequest(LFUN_DIALOG_SHOW, "sendto"));
else
lyx_view_->buffer()->doExport(argument, false);
break;
case LFUN_BUFFER_EXPORT_CUSTOM: {
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
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 = lyx_view_->buffer();
// The name of the file created by the conversion process
string filename;
// Output to filename
if (format->name() == "lyx") {
string const latexname = buffer->latexName(false);
filename = changeExtension(latexname,
format->extension());
filename = addName(buffer->temppath(), filename);
if (!buffer->writeFile(FileName(filename)))
break;
} else {
buffer->doExport(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_BUFFER_PRINT: {
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
// FIXME: cmd.getArg() might fail if one of the arguments
// contains double quotes
string target = cmd.getArg(0);
string target_name = cmd.getArg(1);
string command = cmd.getArg(2);
if (target.empty()
|| target_name.empty()
|| command.empty()) {
lyxerr << "Unable to parse \""
<< argument << '"' << endl;
break;
}
if (target != "printer" && target != "file") {
lyxerr << "Unrecognized target \""
<< target << '"' << endl;
break;
}
Buffer * buffer = lyx_view_->buffer();
if (!buffer->doExport("dvi", true)) {
showPrintError(buffer->absFileName());
break;
}
// Push directory path.
string const path = buffer->temppath();
// Prevent the compiler from optimizing away p
FileName pp(path);
support::PathChanger p(pp);
// 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->latexName(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
if (target_name != "default")
command += ' ' + lyxrc.print_to_printer + target_name + ' ';
res = one.startscript(
Systemcall::DontWait,
command + quoteName(dviname));
}
} else {
// case 1: print to a file
FileName const filename(makeAbsPath(target_name,
lyx_view_->buffer()->filePath()));
FileName const dvifile(makeAbsPath(dviname, path));
if (filename.exists()) {
docstring text = bformat(
_("The file %1$s already exists.\n\n"
"Do you want to overwrite that file?"),
makeDisplayPath(filename.absFilename()));
if (Alert::prompt(_("Overwrite file?"),
text, 0, 1, _("&Overwrite"), _("&Cancel")) != 0)
break;
}
command += ' ' + lyxrc.print_to_file
+ quoteName(filename.toFilesystemEncoding())
+ ' '
+ quoteName(dvifile.toFilesystemEncoding());
res = one.startscript(Systemcall::DontWait,
command);
}
if (res != 0)
showPrintError(buffer->absFileName());
break;
}
case LFUN_BUFFER_IMPORT:
doImport(argument);
break;
case LFUN_BUFFER_AUTO_SAVE:
lyx_view_->buffer()->autoSave();
break;
case LFUN_RECONFIGURE:
BOOST_ASSERT(lyx_view_);
// argument is any additional parameter to the configure.py command
reconfigure(*lyx_view_, argument);
break;
case LFUN_HELP_OPEN: {
BOOST_ASSERT(lyx_view_);
string const arg = argument;
if (arg.empty()) {
setErrorMessage(from_ascii(N_("Missing argument")));
break;
}
FileName const fname = i18nLibFileSearch("doc", arg, "lyx");
if (fname.empty()) {
lyxerr << "LyX: unable to find documentation file `"
<< arg << "'. Bad installation?" << endl;
break;
}
lyx_view_->message(bformat(_("Opening help file %1$s..."),
makeDisplayPath(fname.absFilename())));
Buffer * buf = loadAndViewFile(fname, false);
if (buf) {
updateLabels(*buf);
lyx_view_->setBuffer(buf);
buf->errors("Parse");
}
updateFlags = Update::None;
break;
}
// --- version control -------------------------------
case LFUN_VC_REGISTER:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
if (!ensureBufferClean(view()))
break;
if (!lyx_view_->buffer()->lyxvc().inUse()) {
lyx_view_->buffer()->lyxvc().registrer();
reloadBuffer();
}
updateFlags = Update::Force;
break;
case LFUN_VC_CHECK_IN:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
if (!ensureBufferClean(view()))
break;
if (lyx_view_->buffer()->lyxvc().inUse()
&& !lyx_view_->buffer()->isReadonly()) {
lyx_view_->buffer()->lyxvc().checkIn();
reloadBuffer();
}
break;
case LFUN_VC_CHECK_OUT:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
if (!ensureBufferClean(view()))
break;
if (lyx_view_->buffer()->lyxvc().inUse()
&& lyx_view_->buffer()->isReadonly()) {
lyx_view_->buffer()->lyxvc().checkOut();
reloadBuffer();
}
break;
case LFUN_VC_REVERT:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
lyx_view_->buffer()->lyxvc().revert();
reloadBuffer();
break;
case LFUN_VC_UNDO_LAST:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
lyx_view_->buffer()->lyxvc().undoLast();
reloadBuffer();
break;
// --- buffers ----------------------------------------
case LFUN_FILE_NEW: {
BOOST_ASSERT(lyx_view_);
string name;
string tmpname = split(argument, name, ':'); // Split filename
Buffer * const b = newFile(name, tmpname);
if (b)
lyx_view_->setBuffer(b);
updateFlags = Update::None;
break;
}
case LFUN_FILE_OPEN:
BOOST_ASSERT(lyx_view_);
open(argument);
updateFlags = Update::None;
break;
// --- lyxserver commands ----------------------------
case LFUN_SERVER_GET_NAME:
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
setMessage(from_utf8(lyx_view_->buffer()->absFileName()));
LYXERR(Debug::INFO, "FNAME["
<< lyx_view_->buffer()->absFileName() << ']');
break;
case LFUN_SERVER_NOTIFY:
dispatch_buffer = keyseq.print(KeySequence::Portable);
theServer().notifyClient(to_utf8(dispatch_buffer));
break;
case LFUN_SERVER_GOTO_FILE_ROW: {
BOOST_ASSERT(lyx_view_);
string file_name;
int row;
istringstream is(argument);
is >> file_name >> row;
Buffer * buf = 0;
bool loaded = false;
if (prefixIs(file_name, package().temp_dir().absFilename()))
// Needed by inverse dvi search. If it is a file
// in tmpdir, call the apropriated function
buf = theBufferList().getBufferFromTmp(file_name);
else {
// Must replace extension of the file to be .lyx
// and get full path
FileName const s = fileSearch(string(), changeExtension(file_name, ".lyx"), "lyx");
// Either change buffer or load the file
if (theBufferList().exists(s.absFilename()))
buf = theBufferList().getBuffer(s.absFilename());
else {
buf = loadAndViewFile(s);
loaded = true;
}
}
if (!buf) {
updateFlags = Update::None;
break;
}
updateLabels(*buf);
lyx_view_->setBuffer(buf);
view()->setCursorFromRow(row);
if (loaded)
buf->errors("Parse");
updateFlags = Update::FitCursor;
break;
}
case LFUN_DIALOG_SHOW_NEW_INSET: {
BOOST_ASSERT(lyx_view_);
string const name = cmd.getArg(0);
InsetCode code = insetCode(name);
string data = trim(to_utf8(cmd.argument()).substr(name.size()));
bool insetCodeOK = true;
switch (code) {
case BIBITEM_CODE:
case BIBTEX_CODE:
case INDEX_CODE:
case LABEL_CODE:
case NOMENCL_CODE:
case REF_CODE:
case TOC_CODE:
case HYPERLINK_CODE: {
InsetCommandParams p(code);
data = InsetCommandMailer::params2string(name, p);
break;
}
case INCLUDE_CODE: {
// data is the include type: one of "include",
// "input", "verbatiminput" or "verbatiminput*"
if (data.empty())
// default type is requested
data = "include";
InsetCommandParams p(INCLUDE_CODE, data);
data = InsetCommandMailer::params2string("include", p);
break;
}
case BOX_CODE: {
// \c data == "Boxed" || "Frameless" etc
InsetBoxParams p(data);
data = InsetBoxMailer::params2string(p);
break;
}
case BRANCH_CODE: {
InsetBranchParams p;
data = InsetBranchMailer::params2string(p);
break;
}
case CITE_CODE: {
InsetCommandParams p(CITE_CODE);
data = InsetCommandMailer::params2string(name, p);
break;
}
case ERT_CODE: {
data = InsetERTMailer::params2string(InsetCollapsable::Open);
break;
}
case EXTERNAL_CODE: {
InsetExternalParams p;
Buffer const & buffer = *lyx_view_->buffer();
data = InsetExternalMailer::params2string(p, buffer);
break;
}
case FLOAT_CODE: {
InsetFloatParams p;
data = InsetFloatMailer::params2string(p);
break;
}
case LISTINGS_CODE: {
InsetListingsParams p;
data = InsetListingsMailer::params2string(p);
break;
}
case GRAPHICS_CODE: {
InsetGraphicsParams p;
Buffer const & buffer = *lyx_view_->buffer();
data = InsetGraphicsMailer::params2string(p, buffer);
break;
}
case NOTE_CODE: {
InsetNoteParams p;
data = InsetNoteMailer::params2string(p);
break;
}
case VSPACE_CODE: {
VSpace space;
data = InsetVSpaceMailer::params2string(space);
break;
}
case WRAP_CODE: {
InsetWrapParams p;
data = InsetWrapMailer::params2string(p);
break;
}
default:
lyxerr << "Inset type '" << name <<
"' not recognized in LFUN_DIALOG_SHOW_NEW_INSET" << std:: endl;
insetCodeOK = false;
break;
} // end switch(code)
if (insetCodeOK)
dispatch(FuncRequest(LFUN_DIALOG_SHOW, name + " " + data));
break;
}
case LFUN_CITATION_INSERT: {
BOOST_ASSERT(lyx_view_);
if (!argument.empty()) {
// we can have one optional argument, delimited by '|'
// citation-insert <key>|<text_before>
// this should be enhanced to also support text_after
// and citation style
string arg = argument;
string opt1;
if (contains(argument, "|")) {
arg = token(argument, '|', 0);
opt1 = token(argument, '|', 1);
}
InsetCommandParams icp(CITE_CODE);
icp["key"] = from_utf8(arg);
if (!opt1.empty())
icp["before"] = from_utf8(opt1);
string icstr = InsetCommandMailer::params2string("citation", icp);
FuncRequest fr(LFUN_INSET_INSERT, icstr);
dispatch(fr);
} else
dispatch(FuncRequest(LFUN_DIALOG_SHOW_NEW_INSET, "citation"));
break;
}
case LFUN_BUFFER_CHILD_OPEN: {
BOOST_ASSERT(lyx_view_ && lyx_view_->buffer());
Buffer * parent = lyx_view_->buffer();
FileName filename = makeAbsPath(argument, parent->filePath());
view()->saveBookmark(false);
Buffer * child = 0;
bool parsed = false;
if (theBufferList().exists(filename.absFilename())) {
child = theBufferList().getBuffer(filename.absFilename());
} else {
setMessage(bformat(_("Opening child document %1$s..."),
makeDisplayPath(filename.absFilename())));
child = loadAndViewFile(filename, true);
parsed = true;
}
if (child) {
// Set the parent name of the child document.
// This makes insertion of citations and references in the child work,
// when the target is in the parent or another child document.
child->setParent(parent);
updateLabels(*child->masterBuffer());
lyx_view_->setBuffer(child);
if (parsed)
child->errors("Parse");
}
// If a screen update is required (in case where auto_open is false),
// setBuffer() would have taken care of it already. Otherwise we shall
// reset the update flag because it can cause a circular problem.
// See bug 3970.
updateFlags = Update::None;
break;
}
case LFUN_TOGGLE_CURSOR_FOLLOWS_SCROLLBAR:
BOOST_ASSERT(lyx_view_);
lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
break;
case LFUN_KEYMAP_OFF:
BOOST_ASSERT(lyx_view_ && lyx_view_->view());
lyx_view_->view()->getIntl().keyMapOn(false);
break;
case LFUN_KEYMAP_PRIMARY:
BOOST_ASSERT(lyx_view_ && lyx_view_->view());
lyx_view_->view()->getIntl().keyMapPrim();
break;
case LFUN_KEYMAP_SECONDARY:
BOOST_ASSERT(lyx_view_ && lyx_view_->view());
lyx_view_->view()->getIntl().keyMapSec();
break;
case LFUN_KEYMAP_TOGGLE:
BOOST_ASSERT(lyx_view_ && lyx_view_->view());
lyx_view_->view()->getIntl().toggleKeyMap();
break;
case LFUN_REPEAT: {
// repeat command
string countstr;
string rest = split(argument, countstr, ' ');
istringstream is(countstr);
int count = 0;
is >> count;
lyxerr << "repeat: count: " << count << " cmd: " << rest << endl;
for (int i = 0; i < count; ++i)
dispatch(lyxaction.lookupFunc(rest));
break;
}
case LFUN_COMMAND_SEQUENCE: {
// argument contains ';'-terminated commands
string arg = argument;
while (!arg.empty()) {
string first;
arg = split(arg, first, ';');
FuncRequest func(lyxaction.lookupFunc(first));
func.origin = cmd.origin;
dispatch(func);
}
break;
}
case LFUN_CALL: {
FuncRequest func;
if (LyX::ref().topLevelCmdDef().lock(argument, func)) {
func.origin = cmd.origin;
dispatch(func);
LyX::ref().topLevelCmdDef().release(argument);
} else {
if (func.action == LFUN_UNKNOWN_ACTION) {
// unknown command definition
lyxerr << "Warning: unknown command definition `"
<< argument << "'"
<< endl;
} else {
// recursion detected
lyxerr << "Warning: Recursion in the command definition `"
<< argument << "' detected"
<< endl;
}
}
break;
}
case LFUN_PREFERENCES_SAVE: {
lyxrc.write(makeAbsPath("preferences",
package().user_support().absFilename()),
false);
break;
}
case LFUN_SET_COLOR: {
string lyx_name;
string const x11_name = split(argument, lyx_name, ' ');
if (lyx_name.empty() || x11_name.empty()) {
setErrorMessage(from_ascii(N_(
"Syntax: set-color <lyx_name>"
" <x11_name>")));
break;
}
bool const graphicsbg_changed =
(lyx_name == lcolor.getLyXName(Color_graphicsbg) &&
x11_name != lcolor.getX11Name(Color_graphicsbg));
if (!lcolor.setColor(lyx_name, x11_name)) {
setErrorMessage(
bformat(_("Set-color \"%1$s\" failed "
"- color is undefined or "
"may not be redefined"),
from_utf8(lyx_name)));
break;
}
theApp()->updateColor(lcolor.getFromLyXName(lyx_name));
if (graphicsbg_changed) {
// FIXME: The graphics cache no longer has a changeDisplay method.
#if 0
graphics::GCache::get().changeDisplay(true);
#endif
}
break;
}
case LFUN_MESSAGE:
BOOST_ASSERT(lyx_view_);
lyx_view_->message(from_utf8(argument));
break;
case LFUN_EXTERNAL_EDIT: {
BOOST_ASSERT(lyx_view_);
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: {
BOOST_ASSERT(lyx_view_);
string action;
string const name = split(argument, action, ' ');
InsetCode const inset_code = insetCode(name);
Cursor & cur = view()->cursor();
FuncRequest fr(LFUN_INSET_TOGGLE, action);
Inset & inset = lyx_view_->buffer()->inset();
InsetIterator it = inset_iterator_begin(inset);
InsetIterator const end = inset_iterator_end(inset);
for (; it != end; ++it) {
if (!it->asInsetMath()
&& (inset_code == NO_CODE
|| inset_code == it->lyxCode())) {
Cursor tmpcur = cur;
tmpcur.pushBackward(*it);
it->dispatch(tmpcur, fr);
}
}
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_BUFFER_LANGUAGE: {
BOOST_ASSERT(lyx_view_);
Buffer & buffer = *lyx_view_->buffer();
Language const * oldL = buffer.params().language;
Language const * newL = languages.getLanguage(argument);
if (!newL || oldL == newL)
break;
if (oldL->rightToLeft() == newL->rightToLeft()
&& !buffer.isMultiLingual())
buffer.changeLanguage(oldL, newL);
break;
}
case LFUN_BUFFER_SAVE_AS_DEFAULT: {
string const fname =
addName(addPath(package().user_support().absFilename(), "templates/"),
"defaults.lyx");
Buffer defaults(fname);
istringstream ss(argument);
Lexer lex(0,0);
lex.setStream(ss);
int const unknown_tokens = defaults.readHeader(lex);
if (unknown_tokens != 0) {
lyxerr << "Warning in LFUN_BUFFER_SAVE_AS_DEFAULT!\n"
<< unknown_tokens << " unknown token"
<< (unknown_tokens == 1 ? "" : "s")
<< endl;
}
if (defaults.writeFile(FileName(defaults.absFileName())))
setMessage(bformat(_("Document defaults saved in %1$s"),
makeDisplayPath(fname)));
else
setErrorMessage(from_ascii(N_("Unable to save document defaults")));
break;
}
case LFUN_BUFFER_PARAMS_APPLY: {
BOOST_ASSERT(lyx_view_);
biblio::CiteEngine const oldEngine =
lyx_view_->buffer()->params().getEngine();
Buffer * buffer = lyx_view_->buffer();
TextClassPtr oldClass = buffer->params().getTextClassPtr();
Cursor & cur = view()->cursor();
cur.recordUndoFullDocument();
istringstream ss(argument);
Lexer lex(0,0);
lex.setStream(ss);
int const unknown_tokens = buffer->readHeader(lex);
if (unknown_tokens != 0) {
lyxerr << "Warning in LFUN_BUFFER_PARAMS_APPLY!\n"
<< unknown_tokens << " unknown token"
<< (unknown_tokens == 1 ? "" : "s")
<< endl;
}
updateLayout(oldClass, buffer);
biblio::CiteEngine const newEngine =
lyx_view_->buffer()->params().getEngine();
if (oldEngine != newEngine) {
FuncRequest fr(LFUN_INSET_REFRESH);
Inset & inset = lyx_view_->buffer()->inset();
InsetIterator it = inset_iterator_begin(inset);
InsetIterator const end = inset_iterator_end(inset);
for (; it != end; ++it)
if (it->lyxCode() == CITE_CODE)
it->dispatch(cur, fr);
}
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_LAYOUT_MODULES_CLEAR: {
BOOST_ASSERT(lyx_view_);
Buffer * buffer = lyx_view_->buffer();
TextClassPtr oldClass = buffer->params().getTextClassPtr();
view()->cursor().recordUndoFullDocument();
buffer->params().clearLayoutModules();
updateLayout(oldClass, buffer);
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_LAYOUT_MODULE_ADD: {
BOOST_ASSERT(lyx_view_);
Buffer * buffer = lyx_view_->buffer();
TextClassPtr oldClass = buffer->params().getTextClassPtr();
view()->cursor().recordUndoFullDocument();
buffer->params().addLayoutModule(argument);
updateLayout(oldClass, buffer);
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_TEXTCLASS_APPLY: {
BOOST_ASSERT(lyx_view_);
Buffer * buffer = lyx_view_->buffer();
loadTextClass(argument);
std::pair<bool, textclass_type> const tc_pair =
textclasslist.numberOfClass(argument);
if (!tc_pair.first)
break;
textclass_type const old_class = buffer->params().getBaseClass();
textclass_type const new_class = tc_pair.second;
if (old_class == new_class)
// nothing to do
break;
//Save the old, possibly modular, layout for use in conversion.
TextClassPtr oldClass = buffer->params().getTextClassPtr();
view()->cursor().recordUndoFullDocument();
buffer->params().setBaseClass(new_class);
updateLayout(oldClass, buffer);
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_LAYOUT_RELOAD: {
BOOST_ASSERT(lyx_view_);
Buffer * buffer = lyx_view_->buffer();
TextClassPtr oldClass = buffer->params().getTextClassPtr();
textclass_type const tc = buffer->params().getBaseClass();
textclasslist.reset(tc);
buffer->params().setBaseClass(tc);
updateLayout(oldClass, buffer);
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_TEXTCLASS_LOAD:
loadTextClass(argument);
break;
case LFUN_LYXRC_APPLY: {
LyXRC const lyxrc_orig = lyxrc;
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;
}
actOnUpdatedPrefs(lyxrc_orig, lyxrc);
theApp()->resetGui();
/// We force the redraw in any case because there might be
/// some screen font changes.
/// FIXME: only the current view will be updated. the Gui
/// class is able to furnish the list of views.
updateFlags = Update::Force;
break;
}
case LFUN_BOOKMARK_GOTO:
// go to bookmark, open unopened file and switch to buffer if necessary
gotoBookmark(convert<unsigned int>(to_utf8(cmd.argument())), true, true);
break;
case LFUN_BOOKMARK_CLEAR:
LyX::ref().session().bookmarks().clear();
break;
default: {
BOOST_ASSERT(theApp());
// Let the frontend dispatch its own actions.
if (theApp()->dispatch(cmd))
// Nothing more to do.
return;
// Let the current LyXView dispatch its own actions.
BOOST_ASSERT(lyx_view_);
if (lyx_view_->dispatch(cmd)) {
if (lyx_view_->view())
updateFlags = lyx_view_->view()->cursor().result().update();
break;
}
// FIXME: Probably a good idea to inverse the Cursor and BufferView
// dispatching.
// Let the current Cursor dispatch its own actions.
BOOST_ASSERT(lyx_view_->view());
view()->cursor().dispatch(cmd);
updateFlags = view()->cursor().result().update();
if (!view()->cursor().result().dispatched())
// Let the current BufferView dispatch its own actions.
updateFlags = view()->dispatch(cmd);
break;
}
}
if (lyx_view_ && lyx_view_->buffer()) {
// BufferView::update() updates the ViewMetricsInfo and
// also initializes the position cache for all insets in
// (at least partially) visible top-level paragraphs.
// We will redraw the screen only if needed.
view()->processUpdateFlags(updateFlags);
// if we executed a mutating lfun, mark the buffer as dirty
if (flag.enabled()
&& !lyxaction.funcHasFlag(action, LyXAction::NoBuffer)
&& !lyxaction.funcHasFlag(action, LyXAction::ReadOnly))
lyx_view_->buffer()->markDirty();
//Do we have a selection?
theSelection().haveSelection(view()->cursor().selection());
}
}
if (!quitting && lyx_view_) {
// Some messages may already be translated, so we cannot use _()
sendDispatchMessage(translateIfPossible(getMessage()), cmd);
}
}
void LyXFunc::sendDispatchMessage(docstring const & msg, FuncRequest const & cmd)
{
const bool verbose = (cmd.origin == FuncRequest::MENU
|| cmd.origin == FuncRequest::TOOLBAR
|| cmd.origin == FuncRequest::COMMANDBUFFER);
if (cmd.action == LFUN_SELF_INSERT || !verbose) {
LYXERR(Debug::ACTION, "dispatch msg is " << to_utf8(msg));
if (!msg.empty())
lyx_view_->message(msg);
return;
}
docstring dispatch_msg = msg;
if (!dispatch_msg.empty())
dispatch_msg += ' ';
docstring comname = from_utf8(lyxaction.getActionName(cmd.action));
bool argsadded = false;
if (!cmd.argument().empty()) {
if (cmd.action != LFUN_UNKNOWN_ACTION) {
comname += ' ' + cmd.argument();
argsadded = true;
}
}
docstring const shortcuts = theTopLevelKeymap().printBindings(cmd);
if (!shortcuts.empty())
comname += ": " + shortcuts;
else if (!argsadded && !cmd.argument().empty())
comname += ' ' + cmd.argument();
if (!comname.empty()) {
comname = rtrim(comname);
dispatch_msg += '(' + rtrim(comname) + ')';
}
LYXERR(Debug::ACTION, "verbose dispatch msg " << to_utf8(dispatch_msg));
if (!dispatch_msg.empty())
lyx_view_->message(dispatch_msg);
}
Buffer * LyXFunc::loadAndViewFile(FileName const & filename, bool tolastfiles)
{
lyx_view_->setBusy(true);
Buffer * newBuffer = checkAndLoadLyXFile(filename);
if (!newBuffer) {
lyx_view_->message(_("Document not loaded."));
lyx_view_->setBusy(false);
return 0;
}
lyx_view_->setBuffer(newBuffer);
// scroll to the position when the file was last closed
if (lyxrc.use_lastfilepos) {
LastFilePosSection::FilePos filepos =
LyX::ref().session().lastFilePos().load(filename);
lyx_view_->view()->moveToPosition(filepos.pit, filepos.pos, 0, 0);
}
if (tolastfiles)
LyX::ref().session().lastFiles().add(filename);
lyx_view_->setBusy(false);
return newBuffer;
}
void LyXFunc::open(string const & fname)
{
string initpath = lyxrc.document_path;
if (lyx_view_->buffer()) {
string const trypath = lyx_view_->buffer()->filePath();
// If directory is writeable, use this as default.
if (FileName(trypath).isDirWritable())
initpath = trypath;
}
string filename;
if (fname.empty()) {
FileDialog dlg(_("Select document to open"), LFUN_FILE_OPEN);
dlg.setButton1(_("Documents|#o#O"), from_utf8(lyxrc.document_path));
dlg.setButton2(_("Examples|#E#e"),
from_utf8(addPath(package().system_support().absFilename(), "examples")));
FileDialog::Result result =
dlg.open(from_utf8(initpath),
FileFilterList(_("LyX Documents (*.lyx)")),
docstring());
if (result.first == FileDialog::Later)
return;
filename = to_utf8(result.second);
// check selected filename
if (filename.empty()) {
lyx_view_->message(_("Canceled."));
return;
}
} else
filename = fname;
// get absolute path of file and add ".lyx" to the filename if
// necessary
FileName const fullname = fileSearch(string(), filename, "lyx");
if (!fullname.empty())
filename = fullname.absFilename();
// if the file doesn't exist, let the user create one
if (!fullname.exists()) {
// the user specifically chose this name. Believe him.
Buffer * const b = newFile(filename, string(), true);
if (b)
lyx_view_->setBuffer(b);
return;
}
docstring const disp_fn = makeDisplayPath(filename);
lyx_view_->message(bformat(_("Opening document %1$s..."), disp_fn));
docstring str2;
Buffer * buf = loadAndViewFile(fullname);
if (buf) {
updateLabels(*buf);
lyx_view_->setBuffer(buf);
buf->errors("Parse");
str2 = bformat(_("Document %1$s opened."), disp_fn);
} else {
str2 = bformat(_("Could not open document %1$s"), disp_fn);
}
lyx_view_->message(str2);
}
void LyXFunc::doImport(string const & argument)
{
string format;
string filename = split(argument, format, ' ');
LYXERR(Debug::INFO, "LyXFunc::doImport: " << format
<< " file: " << filename);
// need user interaction
if (filename.empty()) {
string initpath = lyxrc.document_path;
if (lyx_view_->buffer()) {
string const trypath = lyx_view_->buffer()->filePath();
// If directory is writeable, use this as default.
if (FileName(trypath).isDirWritable())
initpath = trypath;
}
docstring const text = bformat(_("Select %1$s file to import"),
formats.prettyName(format));
FileDialog dlg(text, LFUN_BUFFER_IMPORT);
dlg.setButton1(_("Documents|#o#O"), from_utf8(lyxrc.document_path));
dlg.setButton2(_("Examples|#E#e"),
from_utf8(addPath(package().system_support().absFilename(), "examples")));
docstring filter = formats.prettyName(format);
filter += " (*.";
// FIXME UNICODE
filter += from_utf8(formats.extension(format));
filter += ')';
FileDialog::Result result =
dlg.open(from_utf8(initpath),
FileFilterList(filter),
docstring());
if (result.first == FileDialog::Later)
return;
filename = to_utf8(result.second);
// check selected filename
if (filename.empty())
lyx_view_->message(_("Canceled."));
}
if (filename.empty())
return;
// get absolute path of file
FileName const fullname(makeAbsPath(filename));
FileName const lyxfile(changeExtension(fullname.absFilename(), ".lyx"));
// Check if the document already is open
Buffer * buf = theBufferList().getBuffer(lyxfile.absFilename());
if (use_gui && buf) {
lyx_view_->setBuffer(buf);
if (!lyx_view_->closeBuffer()) {
lyx_view_->message(_("Canceled."));
return;
}
}
// if the file exists already, and we didn't do
// -i lyx thefile.lyx, warn
if (lyxfile.exists() && fullname != lyxfile) {
docstring const file = makeDisplayPath(lyxfile.absFilename(), 30);
docstring text = bformat(_("The document %1$s already exists.\n\n"
"Do you want to overwrite that document?"), file);
int const ret = Alert::prompt(_("Overwrite document?"),
text, 0, 1, _("&Overwrite"), _("&Cancel"));
if (ret == 1) {
lyx_view_->message(_("Canceled."));
return;
}
}
ErrorList errorList;
import(lyx_view_, fullname, format, errorList);
// FIXME (Abdel 12/08/06): Is there a need to display the error list here?
}
void LyXFunc::closeBuffer()
{
// goto bookmark to update bookmark pit.
for (size_t i = 0; i < LyX::ref().session().bookmarks().size(); ++i)
gotoBookmark(i+1, false, false);
lyx_view_->closeBuffer();
}
void LyXFunc::reloadBuffer()
{
FileName filename = lyx_view_->buffer()->fileName();
// The user has already confirmed that the changes, if any, should
// be discarded. So we just release the Buffer and don't call closeBuffer();
theBufferList().release(lyx_view_->buffer());
Buffer * buf = loadAndViewFile(filename);
docstring const disp_fn = makeDisplayPath(filename.absFilename());
docstring str;
if (buf) {
updateLabels(*buf);
lyx_view_->setBuffer(buf);
buf->errors("Parse");
str = bformat(_("Document %1$s reloaded."), disp_fn);
} else {
str = bformat(_("Could not reload document %1$s"), disp_fn);
}
lyx_view_->message(str);
}
// Each "lyx_view_" should have it's own message method. lyxview and
// the minibuffer would use the minibuffer, but lyxserver would
// send an ERROR signal to its client. Alejandro 970603
// This function is bit problematic when it comes to NLS, to make the
// lyx servers client be language indepenent we must not translate
// strings sent to this func.
void LyXFunc::setErrorMessage(docstring const & m) const
{
dispatch_buffer = m;
errorstat = true;
}
void LyXFunc::setMessage(docstring const & m) const
{
dispatch_buffer = m;
}
docstring const LyXFunc::viewStatusMessage()
{
// When meta-fake key is pressed, show the key sequence so far + "M-".
if (wasMetaKey())
return keyseq.print(KeySequence::ForGui) + "M-";
// Else, when a non-complete key sequence is pressed,
// show the available options.
if (keyseq.length() > 0 && !keyseq.deleted())
return keyseq.printOptions(true);
BOOST_ASSERT(lyx_view_);
if (!lyx_view_->buffer())
return _("Welcome to LyX!");
return view()->cursor().currentState();
}
BufferView * LyXFunc::view() const
{
BOOST_ASSERT(lyx_view_);
return lyx_view_->view();
}
bool LyXFunc::wasMetaKey() const
{
return (meta_fake_bit != NoModifier);
}
void LyXFunc::updateLayout(TextClassPtr const & oldlayout,
Buffer * buffer)
{
lyx_view_->message(_("Converting document to new document class..."));
StableDocIterator backcur(view()->cursor());
ErrorList & el = buffer->errorList("Class Switch");
cap::switchBetweenClasses(
oldlayout, buffer->params().getTextClassPtr(),
static_cast<InsetText &>(buffer->inset()), el);
view()->setCursor(backcur.asDocIterator(&(buffer->inset())));
buffer->errors("Class Switch");
updateLabels(*buffer);
}
namespace {
void actOnUpdatedPrefs(LyXRC const & lyxrc_orig, LyXRC const & lyxrc_new)
{
// Why the switch you might ask. It is a trick to ensure that all
// the elements in the LyXRCTags enum is handled. As you can see
// there are no breaks at all. So it is just a huge fall-through.
// The nice thing is that we will get a warning from the compiler
// if we forget an element.
LyXRC::LyXRCTags tag = LyXRC::RC_LAST;
switch (tag) {
case LyXRC::RC_ACCEPT_COMPOUND:
case LyXRC::RC_ALT_LANG:
case LyXRC::RC_PLAINTEXT_ROFF_COMMAND:
case LyXRC::RC_PLAINTEXT_LINELEN:
case LyXRC::RC_AUTOREGIONDELETE:
case LyXRC::RC_AUTORESET_OPTIONS:
case LyXRC::RC_AUTOSAVE:
case LyXRC::RC_AUTO_NUMBER:
case LyXRC::RC_BACKUPDIR_PATH:
case LyXRC::RC_BIBTEX_COMMAND:
case LyXRC::RC_BINDFILE:
case LyXRC::RC_CHECKLASTFILES:
case LyXRC::RC_USELASTFILEPOS:
case LyXRC::RC_LOADSESSION:
case LyXRC::RC_CHKTEX_COMMAND:
case LyXRC::RC_CONVERTER:
case LyXRC::RC_CONVERTER_CACHE_MAXAGE:
case LyXRC::RC_COPIER:
case LyXRC::RC_CURSOR_FOLLOWS_SCROLLBAR:
case LyXRC::RC_CUSTOM_EXPORT_COMMAND:
case LyXRC::RC_CUSTOM_EXPORT_FORMAT:
case LyXRC::RC_DATE_INSERT_FORMAT:
case LyXRC::RC_DEFAULT_LANGUAGE:
case LyXRC::RC_DEFAULT_PAPERSIZE:
case LyXRC::RC_DEFFILE:
case LyXRC::RC_DIALOGS_ICONIFY_WITH_MAIN:
case LyXRC::RC_DISPLAY_GRAPHICS:
case LyXRC::RC_DOCUMENTPATH:
if (lyxrc_orig.document_path != lyxrc_new.document_path) {
FileName path(lyxrc_new.document_path);
if (path.exists() && path.isDirectory())
support::package().document_dir() = FileName(lyxrc.document_path);
}
case LyXRC::RC_ESC_CHARS:
case LyXRC::RC_EXAMPLEPATH:
case LyXRC::RC_FONT_ENCODING:
case LyXRC::RC_FORMAT:
case LyXRC::RC_INDEX_COMMAND:
case LyXRC::RC_INPUT:
case LyXRC::RC_KBMAP:
case LyXRC::RC_KBMAP_PRIMARY:
case LyXRC::RC_KBMAP_SECONDARY:
case LyXRC::RC_LABEL_INIT_LENGTH:
case LyXRC::RC_LANGUAGE_AUTO_BEGIN:
case LyXRC::RC_LANGUAGE_AUTO_END:
case LyXRC::RC_LANGUAGE_COMMAND_BEGIN:
case LyXRC::RC_LANGUAGE_COMMAND_END:
case LyXRC::RC_LANGUAGE_COMMAND_LOCAL:
case LyXRC::RC_LANGUAGE_GLOBAL_OPTIONS:
case LyXRC::RC_LANGUAGE_PACKAGE:
case LyXRC::RC_LANGUAGE_USE_BABEL:
case LyXRC::RC_MAKE_BACKUP:
case LyXRC::RC_MARK_FOREIGN_LANGUAGE:
case LyXRC::RC_NUMLASTFILES:
case LyXRC::RC_PATH_PREFIX:
if (lyxrc_orig.path_prefix != lyxrc_new.path_prefix) {
support::prependEnvPath("PATH", lyxrc.path_prefix);
}
case LyXRC::RC_PERS_DICT:
case LyXRC::RC_PREVIEW:
case LyXRC::RC_PREVIEW_HASHED_LABELS:
case LyXRC::RC_PREVIEW_SCALE_FACTOR:
case LyXRC::RC_PRINTCOLLCOPIESFLAG:
case LyXRC::RC_PRINTCOPIESFLAG:
case LyXRC::RC_PRINTER:
case LyXRC::RC_PRINTEVENPAGEFLAG:
case LyXRC::RC_PRINTEXSTRAOPTIONS:
case LyXRC::RC_PRINTFILEEXTENSION:
case LyXRC::RC_PRINTLANDSCAPEFLAG:
case LyXRC::RC_PRINTODDPAGEFLAG:
case LyXRC::RC_PRINTPAGERANGEFLAG:
case LyXRC::RC_PRINTPAPERDIMENSIONFLAG:
case LyXRC::RC_PRINTPAPERFLAG:
case LyXRC::RC_PRINTREVERSEFLAG:
case LyXRC::RC_PRINTSPOOL_COMMAND:
case LyXRC::RC_PRINTSPOOL_PRINTERPREFIX:
case LyXRC::RC_PRINTTOFILE:
case LyXRC::RC_PRINTTOPRINTER:
case LyXRC::RC_PRINT_ADAPTOUTPUT:
case LyXRC::RC_PRINT_COMMAND:
case LyXRC::RC_RTL_SUPPORT:
case LyXRC::RC_SCREEN_DPI:
case LyXRC::RC_SCREEN_FONT_ROMAN:
case LyXRC::RC_SCREEN_FONT_ROMAN_FOUNDRY:
case LyXRC::RC_SCREEN_FONT_SANS:
case LyXRC::RC_SCREEN_FONT_SANS_FOUNDRY:
case LyXRC::RC_SCREEN_FONT_SCALABLE:
case LyXRC::RC_SCREEN_FONT_SIZES:
case LyXRC::RC_SCREEN_FONT_TYPEWRITER:
case LyXRC::RC_SCREEN_FONT_TYPEWRITER_FOUNDRY:
case LyXRC::RC_GEOMETRY_SESSION:
case LyXRC::RC_SCREEN_ZOOM:
case LyXRC::RC_SERVERPIPE:
case LyXRC::RC_SET_COLOR:
case LyXRC::RC_SHOW_BANNER:
case LyXRC::RC_SPELL_COMMAND:
case LyXRC::RC_TEMPDIRPATH:
case LyXRC::RC_TEMPLATEPATH:
case LyXRC::RC_TEX_ALLOWS_SPACES:
case LyXRC::RC_TEX_EXPECTS_WINDOWS_PATHS:
if (lyxrc_orig.windows_style_tex_paths != lyxrc_new.windows_style_tex_paths) {
support::os::windows_style_tex_paths(lyxrc_new.windows_style_tex_paths);
}
case LyXRC::RC_UIFILE:
case LyXRC::RC_USER_EMAIL:
case LyXRC::RC_USER_NAME:
case LyXRC::RC_USETEMPDIR:
case LyXRC::RC_USE_ALT_LANG:
case LyXRC::RC_USE_CONVERTER_CACHE:
case LyXRC::RC_USE_ESC_CHARS:
case LyXRC::RC_USE_INP_ENC:
case LyXRC::RC_USE_PERS_DICT:
case LyXRC::RC_USE_PIXMAP_CACHE:
case LyXRC::RC_USE_SPELL_LIB:
case LyXRC::RC_VIEWDVI_PAPEROPTION:
case LyXRC::RC_SORT_LAYOUTS:
case LyXRC::RC_VIEWER:
case LyXRC::RC_LAST:
break;
}
}
} // namespace anon
} // namespace lyx
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