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lyx_mirror/src/LyXFunc.cpp
Pavel Sanda 9e9fdd57c3 Fix crash http://www.lyx.org/trac/ticket/6000 
Juergen?


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@30109 a592a061-630c-0410-9148-cb99ea01b6c8
2009-06-15 13:22:19 +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 "LyXFunc.h"
#include "LayoutFile.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 "DispatchResult.h"
#include "Encoding.h"
#include "ErrorList.h"
#include "Format.h"
#include "FuncRequest.h"
#include "FuncStatus.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 "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/InsetGraphics.h"
#include "insets/InsetInclude.h"
#include "insets/InsetListings.h"
#include "insets/InsetNote.h"
#include "insets/InsetPhantom.h"
#include "insets/InsetSpace.h"
#include "insets/InsetTabular.h"
#include "insets/InsetVSpace.h"
#include "insets/InsetWrap.h"
#include "frontends/alert.h"
#include "frontends/Application.h"
#include "frontends/KeySymbol.h"
#include "frontends/LyXView.h"
#include "frontends/Selection.h"
#include "support/debug.h"
#include "support/environment.h"
#include "support/FileName.h"
#include "support/filetools.h"
#include "support/gettext.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>
#include <vector>
using namespace std;
using namespace lyx::support;
namespace lyx {
using frontend::LyXView;
namespace Alert = frontend::Alert;
namespace {
// This function runs "configure" and then rereads lyx.defaults to
// reconfigure the automatic settings.
void reconfigure(LyXView * lv, string const & option)
{
// emit message signal.
if (lv)
lv->message(_("Running configure..."));
// Run configure in user lyx directory
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.
if (lv)
lv->message(_("Reloading configuration..."));
lyxrc.read(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;
LASSERT(cursor.idx() <= cursor.lastidx(), /**/);
LASSERT(cursor.pit() <= cursor.lastpit(), /**/);
LASSERT(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 (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(FuncCode action)
{
char_type c = encoded_last_key;
if (keyseq.length())
c = 0;
LASSERT(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);
}
//FIXME: bookmark handling is a frontend issue. This code should be transferred
// to GuiView and be GuiView and be window dependent.
void LyXFunc::gotoBookmark(unsigned int idx, bool openFile, bool switchToBuffer)
{
LASSERT(lyx_view_, /**/);
if (!theSession().bookmarks().isValid(idx))
return;
BookmarksSection::Bookmark const & bm = theSession().bookmarks().bookmark(idx);
LASSERT(!bm.filename.empty(), /**/);
string const file = bm.filename.absFilename();
// if the file is not opened, open it.
if (!theBufferList().exists(bm.filename)) {
if (openFile)
dispatch(FuncRequest(LFUN_FILE_OPEN, file));
else
return;
}
// open may fail, so we need to test it again
if (!theBufferList().exists(bm.filename))
return;
// bm can be changed when saving
BookmarksSection::Bookmark tmp = bm;
// Special case idx == 0 used for back-from-back jump navigation
if (idx == 0)
dispatch(FuncRequest(LFUN_BOOKMARK_SAVE, "0"));
// if the current buffer is not that one, switch to it.
if (!lyx_view_->buffer() || lyx_view_->buffer()->fileName() != tmp.filename) {
if (!switchToBuffer)
return;
dispatch(FuncRequest(LFUN_BUFFER_SWITCH, file));
}
// moveToPosition try paragraph id first and then paragraph (pit, pos).
if (!view()->moveToPosition(tmp.bottom_pit, tmp.bottom_pos,
tmp.top_id, tmp.top_pos))
return;
// bm changed
if (idx == 0)
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");
if (lyx_view_)
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);
if (!lyx_view_)
return;
}
}
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.setEnabled(false);
return flag;
}
switch (cmd.action) {
case LFUN_UNKNOWN_ACTION:
flag.unknown(true);
flag.setEnabled(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.setEnabled(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) {
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_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().checkInEnabled();
break;
case LFUN_VC_CHECK_OUT:
enable = buf->lyxvc().checkOutEnabled();
break;
case LFUN_VC_REVERT:
enable = buf->lyxvc().inUse();
break;
case LFUN_VC_UNDO_LAST:
enable = buf->lyxvc().undoLastEnabled();
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(). See above.
/*
case LFUN_BUFFER_WRITE:
case LFUN_BUFFER_WRITE_AS: {
Buffer * b = theBufferList().getBuffer(FileName(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 = theSession().bookmarks().isValid(num);
break;
}
case LFUN_BOOKMARK_CLEAR:
enable = theSession().bookmarks().hasValid();
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;
}
// we want to check if at least one of these is enabled
case LFUN_COMMAND_ALTERNATIVES: {
// argument contains ';'-terminated commands
string arg = to_utf8(cmd.argument());
while (!arg.empty()) {
string first;
arg = split(arg, first, ';');
FuncRequest func(lyxaction.lookupFunc(first));
func.origin = cmd.origin;
flag = getStatus(func);
// if this one is enabled, the whole thing is
if (flag.enabled())
break;
}
break;
}
case LFUN_CALL: {
FuncRequest func;
string name = to_utf8(cmd.argument());
if (theTopLevelCmdDef().lock(name, func)) {
func.origin = cmd.origin;
flag = getStatus(func);
theTopLevelCmdDef().release(name);
} else {
// catch recursion or unknown command
// definition. all operations until the
// recursion or unknown command definition
// occurs are performed, so set the state to
// enabled
enable = true;
}
break;
}
case LFUN_VC_COMMAND: {
if (cmd.argument().empty())
enable = false;
if (!buf && contains(cmd.getArg(0), 'D'))
enable = false;
break;
}
case LFUN_MASTER_BUFFER_UPDATE:
case LFUN_MASTER_BUFFER_VIEW:
if (!buf->parent()) {
enable = false;
break;
}
case LFUN_BUFFER_UPDATE:
case LFUN_BUFFER_VIEW: {
string format = to_utf8(cmd.argument());
if (cmd.argument().empty())
format = buf->getDefaultOutputFormat();
typedef vector<Format const *> Formats;
Formats formats;
formats = buf->exportableFormats(true);
Formats::const_iterator fit = formats.begin();
Formats::const_iterator end = formats.end();
enable = false;
for (; fit != end ; ++fit) {
if ((*fit)->name() == format)
enable = true;
}
break;
}
case LFUN_WORD_FIND_FORWARD:
case LFUN_WORD_FIND_BACKWARD:
case LFUN_WORD_FINDADV:
case LFUN_COMMAND_PREFIX:
case LFUN_COMMAND_EXECUTE:
case LFUN_CANCEL:
case LFUN_META_PREFIX:
case LFUN_BUFFER_CLOSE:
case LFUN_BUFFER_IMPORT:
case LFUN_BUFFER_AUTO_SAVE:
case LFUN_RECONFIGURE:
case LFUN_HELP_OPEN:
case LFUN_DROP_LAYOUTS_CHOICE:
case LFUN_MENU_OPEN:
case LFUN_SERVER_GET_FILENAME:
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_CURSOR_FOLLOWS_SCROLLBAR_TOGGLE:
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_PREFERENCES_SAVE:
case LFUN_MESSAGE:
case LFUN_INSET_EDIT:
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:
// these are handled in our dispatch()
break;
default:
if (!theApp()) {
enable = false;
break;
}
if (theApp()->getStatus(cmd, flag))
break;
// Does the view know something?
if (!lyx_view_) {
enable = false;
break;
}
if (lyx_view_->getStatus(cmd, flag))
break;
// If we do not have a BufferView, then other functions are disabled
if (!view()) {
enable = false;
break;
}
// Is this a function that acts on inset at point?
Inset * inset = view()->cursor().nextInset();
if (lyxaction.funcHasFlag(cmd.action, LyXAction::AtPoint)
&& inset && inset->getStatus(view()->cursor(), cmd, flag))
break;
bool decided = getLocalStatus(view()->cursor(), cmd, flag);
if (!decided)
// try the BufferView
decided = view()->getStatus(cmd, flag);
if (!decided)
// try the Buffer
view()->buffer().getStatus(cmd, flag);
}
if (!enable)
flag.setEnabled(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.setEnabled(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.setEnabled(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() && !buf.isUnnamed())
return true;
docstring const file = buf.fileName().displayName(30);
docstring title;
docstring text;
if (!buf.isUnnamed()) {
text = bformat(_("The document %1$s has unsaved "
"changes.\n\nDo you want to save "
"the document?"), file);
title = _("Save changed document?");
} else {
text = bformat(_("The document %1$s has not been "
"saved yet.\n\nDo you want to save "
"the document?"), file);
title = _("Save new document?");
}
int const ret = Alert::prompt(title, text, 0, 1, _("&Save"), _("&Cancel"));
if (ret == 0)
lyx_view_->dispatch(FuncRequest(LFUN_BUFFER_WRITE));
return buf.isClean() && !buf.isUnnamed();
}
namespace {
bool loadLayoutFile(string const & name, string const & buf_path)
{
if (!LayoutFileList::get().haveClass(name)) {
lyxerr << "Document class \"" << name
<< "\" does not exist."
<< endl;
return false;
}
LayoutFile & tc = LayoutFileList::get()[name];
if (!tc.load(buf_path)) {
docstring s = bformat(_("The document class %1$s "
"could not be loaded."), from_utf8(name));
Alert::error(_("Could not load class"), s);
return false;
}
return true;
}
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());
FuncCode 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());
if (lyx_view_)
lyx_view_->restartCursor();
} else {
Buffer * buffer = lyx_view_ ? lyx_view_->buffer() : 0;
switch (action) {
case LFUN_WORD_FIND_FORWARD:
case LFUN_WORD_FIND_BACKWARD: {
LASSERT(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:
LASSERT(lyx_view_, /**/);
lyx_view_->message(keyseq.printOptions(true));
break;
case LFUN_CANCEL:
LASSERT(lyx_view_ && lyx_view_->view(), /**/);
keyseq.reset();
meta_fake_bit = NoModifier;
if (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: {
LASSERT(lyx_view_ && lyx_view_->view() && buffer, /**/);
if (buffer->lyxvc().inUse())
buffer->lyxvc().toggleReadOnly();
else
buffer->setReadonly(!buffer->isReadonly());
break;
}
// --- Menus -----------------------------------------------
case LFUN_BUFFER_CLOSE:
lyx_view_->closeBuffer();
buffer = 0;
updateFlags = Update::None;
break;
case LFUN_BUFFER_RELOAD: {
LASSERT(lyx_view_ && buffer, /**/);
docstring const file = makeDisplayPath(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: {
LASSERT(lyx_view_ && buffer, /**/);
string format = argument;
if (argument.empty())
format = buffer->getDefaultOutputFormat();
buffer->doExport(format, true);
break;
}
case LFUN_BUFFER_VIEW: {
LASSERT(lyx_view_ && buffer, /**/);
string format = argument;
if (argument.empty())
format = buffer->getDefaultOutputFormat();
buffer->preview(format);
break;
}
case LFUN_MASTER_BUFFER_UPDATE: {
LASSERT(lyx_view_ && buffer && buffer->masterBuffer(), /**/);
string format = argument;
if (argument.empty())
format = buffer->masterBuffer()->getDefaultOutputFormat();
buffer->masterBuffer()->doExport(format, true);
break;
}
case LFUN_MASTER_BUFFER_VIEW: {
LASSERT(lyx_view_ && buffer && buffer->masterBuffer(), /**/);
string format = argument;
if (argument.empty())
format = buffer->masterBuffer()->getDefaultOutputFormat();
buffer->masterBuffer()->preview(format);
break;
}
case LFUN_BUILD_PROGRAM:
LASSERT(lyx_view_ && buffer, /**/);
buffer->doExport("program", true);
break;
case LFUN_BUFFER_CHKTEX:
LASSERT(lyx_view_ && buffer, /**/);
buffer->runChktex();
break;
case LFUN_BUFFER_EXPORT:
LASSERT(lyx_view_ && buffer, /**/);
if (argument == "custom")
dispatch(FuncRequest(LFUN_DIALOG_SHOW, "sendto"));
else
buffer->doExport(argument, false);
break;
case LFUN_BUFFER_EXPORT_CUSTOM: {
LASSERT(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!"
<< endl;
break;
}
// 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;
}
// FIXME: There is need for a command-line import.
/*
case LFUN_BUFFER_IMPORT:
doImport(argument);
break;
*/
case LFUN_BUFFER_AUTO_SAVE:
buffer->autoSave();
break;
case LFUN_RECONFIGURE:
// argument is any additional parameter to the configure.py command
reconfigure(lyx_view_, argument);
break;
case LFUN_HELP_OPEN: {
if (lyx_view_ == 0)
theApp()->dispatch(FuncRequest(LFUN_WINDOW_NEW));
string const arg = argument;
if (arg.empty()) {
setErrorMessage(from_utf8(N_("Missing argument")));
break;
}
FileName fname = i18nLibFileSearch("doc", arg, "lyx");
if (fname.empty())
fname = i18nLibFileSearch("examples", 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 = lyx_view_->loadDocument(fname, false);
if (buf) {
buf->updateLabels();
lyx_view_->setBuffer(buf);
buf->errors("Parse");
}
updateFlags = Update::None;
break;
}
// --- version control -------------------------------
case LFUN_VC_REGISTER:
LASSERT(lyx_view_ && buffer, /**/);
if (!ensureBufferClean(view()))
break;
if (!buffer->lyxvc().inUse()) {
if (buffer->lyxvc().registrer())
reloadBuffer();
}
updateFlags = Update::Force;
break;
case LFUN_VC_CHECK_IN:
LASSERT(lyx_view_ && buffer, /**/);
if (!ensureBufferClean(view()))
break;
if (buffer->lyxvc().inUse()
&& !buffer->isReadonly()) {
setMessage(from_utf8(buffer->lyxvc().checkIn()));
reloadBuffer();
}
break;
case LFUN_VC_CHECK_OUT:
LASSERT(lyx_view_ && buffer, /**/);
if (!ensureBufferClean(view()))
break;
if (buffer->lyxvc().inUse()) {
setMessage(from_utf8(buffer->lyxvc().checkOut()));
reloadBuffer();
}
break;
case LFUN_VC_REVERT:
LASSERT(lyx_view_ && buffer, /**/);
buffer->lyxvc().revert();
reloadBuffer();
break;
case LFUN_VC_UNDO_LAST:
LASSERT(lyx_view_ && buffer, /**/);
buffer->lyxvc().undoLast();
reloadBuffer();
break;
// --- lyxserver commands ----------------------------
case LFUN_SERVER_GET_FILENAME:
LASSERT(lyx_view_ && buffer, /**/);
setMessage(from_utf8(buffer->absFileName()));
LYXERR(Debug::INFO, "FNAME["
<< 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: {
LASSERT(lyx_view_, /**/);
string file_name;
int row;
istringstream is(argument);
is >> file_name >> row;
Buffer * buf = 0;
bool loaded = false;
string const abstmp = package().temp_dir().absFilename();
string const realtmp = package().temp_dir().realPath();
// We have to use os::path_prefix_is() here, instead of
// simply prefixIs(), because the file name comes from
// an external application and may need case adjustment.
if (os::path_prefix_is(file_name, abstmp, os::CASE_ADJUSTED)
|| os::path_prefix_is(file_name, realtmp, os::CASE_ADJUSTED)) {
// Needed by inverse dvi search. If it is a file
// in tmpdir, call the apropriated function.
// If tmpdir is a symlink, we may have the real
// path passed back, so we correct for that.
if (!prefixIs(file_name, abstmp))
file_name = subst(file_name, realtmp, abstmp);
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))
buf = theBufferList().getBuffer(s);
else if (s.exists()) {
buf = lyx_view_->loadDocument(s);
loaded = true;
} else
lyx_view_->message(bformat(
_("File does not exist: %1$s"),
makeDisplayPath(file_name)));
}
if (!buf) {
updateFlags = Update::None;
break;
}
buf->updateLabels();
lyx_view_->setBuffer(buf);
view()->setCursorFromRow(row);
if (loaded)
buf->errors("Parse");
updateFlags = Update::FitCursor;
break;
}
case LFUN_DIALOG_SHOW_NEW_INSET: {
LASSERT(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 NOMENCL_PRINT_CODE:
case REF_CODE:
case TOC_CODE:
case HYPERLINK_CODE: {
InsetCommandParams p(code);
data = InsetCommand::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 = InsetCommand::params2string("include", p);
break;
}
case BOX_CODE: {
// \c data == "Boxed" || "Frameless" etc
InsetBoxParams p(data);
data = InsetBox::params2string(p);
break;
}
case BRANCH_CODE: {
InsetBranchParams p;
data = InsetBranch::params2string(p);
break;
}
case CITE_CODE: {
InsetCommandParams p(CITE_CODE);
data = InsetCommand::params2string(name, p);
break;
}
case ERT_CODE: {
data = InsetERT::params2string(InsetCollapsable::Open);
break;
}
case EXTERNAL_CODE: {
InsetExternalParams p;
data = InsetExternal::params2string(p, *buffer);
break;
}
case FLOAT_CODE: {
InsetFloatParams p;
data = InsetFloat::params2string(p);
break;
}
case LISTINGS_CODE: {
InsetListingsParams p;
data = InsetListings::params2string(p);
break;
}
case GRAPHICS_CODE: {
InsetGraphicsParams p;
data = InsetGraphics::params2string(p, *buffer);
break;
}
case NOTE_CODE: {
InsetNoteParams p;
data = InsetNote::params2string(p);
break;
}
case PHANTOM_CODE: {
InsetPhantomParams p;
data = InsetPhantom::params2string(p);
break;
}
case SPACE_CODE: {
InsetSpaceParams p;
data = InsetSpace::params2string(p);
break;
}
case VSPACE_CODE: {
VSpace space;
data = InsetVSpace::params2string(space);
break;
}
case WRAP_CODE: {
InsetWrapParams p;
data = InsetWrap::params2string(p);
break;
}
default:
lyxerr << "Inset type '" << name <<
"' not recognized in LFUN_DIALOG_SHOW_NEW_INSET" << endl;
insetCodeOK = false;
break;
} // end switch(code)
if (insetCodeOK)
dispatch(FuncRequest(LFUN_DIALOG_SHOW, name + " " + data));
break;
}
case LFUN_CITATION_INSERT: {
LASSERT(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 = InsetCommand::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: {
LASSERT(lyx_view_ && buffer, /**/);
FileName filename = makeAbsPath(argument, buffer->filePath());
view()->saveBookmark(false);
Buffer * child = 0;
bool parsed = false;
if (theBufferList().exists(filename)) {
child = theBufferList().getBuffer(filename);
} else {
setMessage(bformat(_("Opening child document %1$s..."),
makeDisplayPath(filename.absFilename())));
child = lyx_view_->loadDocument(filename, false);
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(buffer);
child->masterBuffer()->updateLabels();
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_CURSOR_FOLLOWS_SCROLLBAR_TOGGLE:
LASSERT(lyx_view_, /**/);
lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
break;
case LFUN_KEYMAP_OFF:
LASSERT(lyx_view_ && lyx_view_->view(), /**/);
lyx_view_->view()->getIntl().keyMapOn(false);
break;
case LFUN_KEYMAP_PRIMARY:
LASSERT(lyx_view_ && lyx_view_->view(), /**/);
lyx_view_->view()->getIntl().keyMapPrim();
break;
case LFUN_KEYMAP_SECONDARY:
LASSERT(lyx_view_ && lyx_view_->view(), /**/);
lyx_view_->view()->getIntl().keyMapSec();
break;
case LFUN_KEYMAP_TOGGLE:
LASSERT(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;
if (theBufferList().isLoaded(buffer))
buffer->undo().beginUndoGroup();
while (!arg.empty()) {
string first;
arg = split(arg, first, ';');
FuncRequest func(lyxaction.lookupFunc(first));
func.origin = cmd.origin;
dispatch(func);
}
if (theBufferList().isLoaded(buffer))
buffer->undo().endUndoGroup();
break;
}
case LFUN_COMMAND_ALTERNATIVES: {
// 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;
FuncStatus stat = getStatus(func);
if (stat.enabled()) {
dispatch(func);
break;
}
}
break;
}
case LFUN_CALL: {
FuncRequest func;
if (theTopLevelCmdDef().lock(argument, func)) {
func.origin = cmd.origin;
dispatch(func);
theTopLevelCmdDef().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_MESSAGE:
LASSERT(lyx_view_, /**/);
lyx_view_->message(from_utf8(argument));
break;
case LFUN_BUFFER_LANGUAGE: {
LASSERT(lyx_view_, /**/);
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;
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: {
LASSERT(lyx_view_, /**/);
DocumentClass const * const oldClass = buffer->params().documentClassPtr();
Cursor & cur = view()->cursor();
cur.recordUndoFullDocument();
istringstream ss(argument);
Lexer lex;
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);
updateFlags = Update::Force | Update::FitCursor;
// We are most certainly here because of a change in the document
// It is then better to make sure that all dialogs are in sync with
// current document settings. LyXView::restartCursor() achieve this.
lyx_view_->restartCursor();
break;
}
case LFUN_LAYOUT_MODULES_CLEAR: {
LASSERT(lyx_view_, /**/);
DocumentClass const * const oldClass = buffer->params().documentClassPtr();
view()->cursor().recordUndoFullDocument();
buffer->params().clearLayoutModules();
buffer->params().makeDocumentClass();
updateLayout(oldClass, buffer);
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_LAYOUT_MODULE_ADD: {
LASSERT(lyx_view_, /**/);
BufferParams const & params = buffer->params();
if (!params.moduleCanBeAdded(argument)) {
LYXERR0("Module `" << argument <<
"' cannot be added due to failed requirements or "
"conflicts with installed modules.");
break;
}
DocumentClass const * const oldClass = params.documentClassPtr();
view()->cursor().recordUndoFullDocument();
buffer->params().addLayoutModule(argument);
buffer->params().makeDocumentClass();
updateLayout(oldClass, buffer);
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_TEXTCLASS_APPLY: {
LASSERT(lyx_view_, /**/);
if (!loadLayoutFile(argument, buffer->temppath()) &&
!loadLayoutFile(argument, buffer->filePath()))
break;
LayoutFile const * old_layout = buffer->params().baseClass();
LayoutFile const * new_layout = &(LayoutFileList::get()[argument]);
if (old_layout == new_layout)
// nothing to do
break;
//Save the old, possibly modular, layout for use in conversion.
DocumentClass const * const oldDocClass = buffer->params().documentClassPtr();
view()->cursor().recordUndoFullDocument();
buffer->params().setBaseClass(argument);
buffer->params().makeDocumentClass();
updateLayout(oldDocClass, buffer);
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_LAYOUT_RELOAD: {
LASSERT(lyx_view_, /**/);
DocumentClass const * const oldClass = buffer->params().documentClassPtr();
LayoutFileIndex bc = buffer->params().baseClassID();
LayoutFileList::get().reset(bc);
buffer->params().setBaseClass(bc);
buffer->params().makeDocumentClass();
updateLayout(oldClass, buffer);
updateFlags = Update::Force | Update::FitCursor;
break;
}
case LFUN_TEXTCLASS_LOAD:
loadLayoutFile(argument, buffer->temppath()) ||
loadLayoutFile(argument, buffer->filePath());
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);
updateFlags = Update::FitCursor;
break;
case LFUN_BOOKMARK_CLEAR:
theSession().bookmarks().clear();
break;
case LFUN_VC_COMMAND: {
string flag = cmd.getArg(0);
if (buffer && contains(flag, 'R') && !ensureBufferClean(view()))
break;
docstring message;
if (contains(flag, 'M'))
if (!Alert::askForText(message, _("LyX VC: Log Message")))
break;
string path = cmd.getArg(1);
if (contains(path, "$$p") && buffer)
path = subst(path, "$$p", buffer->filePath());
LYXERR(Debug::LYXVC, "Directory: " << path);
FileName pp(path);
if (!pp.isReadableDirectory()) {
lyxerr << _("Directory is not accessible.") << endl;
break;
}
support::PathChanger p(pp);
string command = cmd.getArg(2);
if (command.empty())
break;
if (buffer) {
command = subst(command, "$$i", buffer->absFileName());
command = subst(command, "$$p", buffer->filePath());
}
command = subst(command, "$$m", to_utf8(message));
LYXERR(Debug::LYXVC, "Command: " << command);
Systemcall one;
one.startscript(Systemcall::Wait, command);
if (!buffer)
break;
if (contains(flag, 'I'))
buffer->markDirty();
if (contains(flag, 'R'))
reloadBuffer();
break;
}
default:
LASSERT(theApp(), /**/);
// Let the frontend dispatch its own actions.
if (theApp()->dispatch(cmd))
// Nothing more to do.
return;
// Everything below is only for active lyx_view_
if (lyx_view_ == 0)
break;
// Start an undo group. This may be needed for
// some stuff like inset-apply on labels.
if (theBufferList().isLoaded(buffer))
buffer->undo().beginUndoGroup();
// Let the current LyXView dispatch its own actions.
if (lyx_view_->dispatch(cmd)) {
if (lyx_view_->view()) {
updateFlags = lyx_view_->view()->cursor().result().update();
if (theBufferList().isLoaded(buffer))
buffer->undo().endUndoGroup();
}
break;
}
LASSERT(lyx_view_->view(), /**/);
// Let the current BufferView dispatch its own actions.
if (view()->dispatch(cmd)) {
// The BufferView took care of its own updates if needed.
updateFlags = Update::None;
if (theBufferList().isLoaded(buffer))
buffer->undo().endUndoGroup();
break;
}
// OK, so try the Buffer itself
DispatchResult dr;
view()->buffer().dispatch(cmd, dr);
if (dr.dispatched()) {
updateFlags = dr.update();
break;
}
// Is this a function that acts on inset at point?
Inset * inset = view()->cursor().nextInset();
if (lyxaction.funcHasFlag(action, LyXAction::AtPoint)
&& inset) {
view()->cursor().result().dispatched(true);
view()->cursor().result().update(Update::FitCursor | Update::Force);
FuncRequest tmpcmd = cmd;
inset->dispatch(view()->cursor(), tmpcmd);
if (view()->cursor().result().dispatched()) {
updateFlags = view()->cursor().result().update();
break;
}
}
// Let the current Cursor dispatch its own actions.
Cursor old = view()->cursor();
view()->cursor().getPos(cursorPosBeforeDispatchX_,
cursorPosBeforeDispatchY_);
view()->cursor().dispatch(cmd);
// notify insets we just left
if (view()->cursor() != old) {
old.fixIfBroken();
bool badcursor = notifyCursorLeavesOrEnters(old, view()->cursor());
if (badcursor)
view()->cursor().fixIfBroken();
}
if (theBufferList().isLoaded(buffer))
buffer->undo().endUndoGroup();
// update completion. We do it here and not in
// processKeySym to avoid another redraw just for a
// changed inline completion
if (cmd.origin == FuncRequest::KEYBOARD) {
if (cmd.action == LFUN_SELF_INSERT)
lyx_view_->updateCompletion(view()->cursor(), true, true);
else if (cmd.action == LFUN_CHAR_DELETE_BACKWARD)
lyx_view_->updateCompletion(view()->cursor(), false, true);
else
lyx_view_->updateCompletion(view()->cursor(), false, false);
}
updateFlags = view()->cursor().result().update();
}
// if we executed a mutating lfun, mark the buffer as dirty
if (theBufferList().isLoaded(buffer) && flag.enabled()
&& !lyxaction.funcHasFlag(action, LyXAction::NoBuffer)
&& !lyxaction.funcHasFlag(action, LyXAction::ReadOnly))
buffer->markDirty();
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);
// Do we have a selection?
theSelection().haveSelection(view()->cursor().selection());
// update gui
lyx_view_->restartCursor();
}
}
if (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, KeySequence::ForGui);
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);
}
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());
// if the lyx_view_ has been destroyed, create a new one
if (!lyx_view_)
theApp()->dispatch(FuncRequest(LFUN_WINDOW_NEW));
Buffer * buf = lyx_view_->loadDocument(filename);
docstring const disp_fn = makeDisplayPath(filename.absFilename());
docstring str;
if (buf) {
buf->updateLabels();
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 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);
LASSERT(lyx_view_, /**/);
if (!lyx_view_->buffer())
return _("Welcome to LyX!");
return view()->cursor().currentState();
}
BufferView * LyXFunc::view() const
{
LASSERT(lyx_view_, /**/);
return lyx_view_->view();
}
bool LyXFunc::wasMetaKey() const
{
return (meta_fake_bit != NoModifier);
}
void LyXFunc::updateLayout(DocumentClass const * const oldlayout, Buffer * buf)
{
lyx_view_->message(_("Converting document to new document class..."));
StableDocIterator backcur(view()->cursor());
ErrorList & el = buf->errorList("Class Switch");
cap::switchBetweenClasses(
oldlayout, buf->params().documentClassPtr(),
static_cast<InsetText &>(buf->inset()), el);
view()->setCursor(backcur.asDocIterator(buf));
buf->errors("Class Switch");
buf->updateLabels();
}
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_LINELEN:
case LyXRC::RC_PLAINTEXT_ROFF_COMMAND:
case LyXRC::RC_AUTOCORRECTION_MATH:
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_ALTERNATIVES:
case LyXRC::RC_BIBTEX_COMMAND:
case LyXRC::RC_BINDFILE:
case LyXRC::RC_CHECKLASTFILES:
case LyXRC::RC_COMPLETION_CURSOR_TEXT:
case LyXRC::RC_COMPLETION_INLINE_DELAY:
case LyXRC::RC_COMPLETION_INLINE_DOTS:
case LyXRC::RC_COMPLETION_INLINE_MATH:
case LyXRC::RC_COMPLETION_INLINE_TEXT:
case LyXRC::RC_COMPLETION_POPUP_AFTER_COMPLETE:
case LyXRC::RC_COMPLETION_POPUP_DELAY:
case LyXRC::RC_COMPLETION_POPUP_MATH:
case LyXRC::RC_COMPLETION_POPUP_TEXT:
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_SCROLL_BELOW_DOCUMENT:
case LyXRC::RC_DATE_INSERT_FORMAT:
case LyXRC::RC_DEFAULT_LANGUAGE:
case LyXRC::RC_GUI_LANGUAGE:
case LyXRC::RC_DEFAULT_PAPERSIZE:
case LyXRC::RC_DEFAULT_VIEW_FORMAT:
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())
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_GROUP_LAYOUTS:
case LyXRC::RC_INDEX_ALTERNATIVES:
case LyXRC::RC_INDEX_COMMAND:
case LyXRC::RC_JBIBTEX_COMMAND:
case LyXRC::RC_JINDEX_COMMAND:
case LyXRC::RC_NOMENCL_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_MAC_LIKE_WORD_MOVEMENT:
case LyXRC::RC_MACRO_EDIT_STYLE:
case LyXRC::RC_MAKE_BACKUP:
case LyXRC::RC_MARK_FOREIGN_LANGUAGE:
case LyXRC::RC_MOUSE_WHEEL_SPEED:
case LyXRC::RC_NUMLASTFILES:
case LyXRC::RC_PATH_PREFIX:
if (lyxrc_orig.path_prefix != lyxrc_new.path_prefix) {
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_OPEN_BUFFERS_IN_TABS:
case LyXRC::RC_SPELL_COMMAND:
case LyXRC::RC_SPELLCHECK_CONTINUOUSLY:
case LyXRC::RC_SPLITINDEX_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) {
os::windows_style_tex_paths(lyxrc_new.windows_style_tex_paths);
}
case LyXRC::RC_THESAURUSDIRPATH:
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_TOOLTIP:
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_FULL_SCREEN_LIMIT:
case LyXRC::RC_FULL_SCREEN_SCROLLBAR:
case LyXRC::RC_FULL_SCREEN_MENUBAR:
case LyXRC::RC_FULL_SCREEN_TABBAR:
case LyXRC::RC_FULL_SCREEN_TOOLBARS:
case LyXRC::RC_FULL_SCREEN_WIDTH:
case LyXRC::RC_VISUAL_CURSOR:
case LyXRC::RC_VIEWER:
case LyXRC::RC_LAST:
break;
}
}
} // namespace anon
} // namespace lyx
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