lyx_mirror/src/lyxfunc.C
André Pönitz 2ad9bd1e7d more global cursor work
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8059 a592a061-630c-0410-9148-cb99ea01b6c8
2003-11-06 16:43:12 +00:00

2019 lines
48 KiB
C

/**
* \file lyxfunc.C
* 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 "BranchList.h"
#include "buffer.h"
#include "buffer_funcs.h"
#include "bufferlist.h"
#include "bufferparams.h"
#include "BufferView.h"
#include "cursor.h"
#include "debug.h"
#include "dispatchresult.h"
#include "encoding.h"
#include "exporter.h"
#include "format.h"
#include "funcrequest.h"
#include "gettext.h"
#include "importer.h"
#include "intl.h"
#include "iterators.h"
#include "kbmap.h"
#include "LColor.h"
#include "lyx_cb.h"
#include "LyXAction.h"
#include "lyxfind.h"
#include "lyxrc.h"
#include "lyxrow.h"
#include "lyxserver.h"
#include "lyxvc.h"
#include "paragraph.h"
#include "ParagraphParameters.h"
#include "undo.h"
#include "insets/insetcommand.h"
#include "insets/insetexternal.h"
#include "insets/insettabular.h"
#include "mathed/math_cursor.h"
#include "frontends/Alert.h"
#include "frontends/Dialogs.h"
#include "frontends/FileDialog.h"
#include "frontends/lyx_gui.h"
#include "frontends/LyXKeySym.h"
#include "frontends/LyXView.h"
#include "frontends/Menubar.h"
#include "frontends/Toolbar.h"
#include "support/FileInfo.h"
#include "support/filetools.h"
#include "support/forkedcontr.h"
#include "support/path.h"
#include "support/path_defines.h"
#include "support/tostr.h"
#include "support/std_sstream.h"
#include "support/os.h"
using bv_funcs::apply_freefont;
using bv_funcs::changeDepth;
using bv_funcs::currentState;
using bv_funcs::DEC_DEPTH;
using bv_funcs::freefont2string;
using bv_funcs::INC_DEPTH;
using bv_funcs::update_and_apply_freefont;
using lyx::support::AddName;
using lyx::support::AddPath;
using lyx::support::bformat;
using lyx::support::ChangeExtension;
using lyx::support::FileInfo;
using lyx::support::FileSearch;
using lyx::support::ForkedcallsController;
using lyx::support::i18nLibFileSearch;
using lyx::support::IsDirWriteable;
using lyx::support::IsFileReadable;
using lyx::support::isStrInt;
using lyx::support::MakeAbsPath;
using lyx::support::MakeDisplayPath;
using lyx::support::Path;
using lyx::support::rtrim;
using lyx::support::split;
using lyx::support::strToInt;
using lyx::support::strToUnsignedInt;
using lyx::support::system_lyxdir;
using lyx::support::token;
using lyx::support::trim;
using lyx::support::user_lyxdir;
using lyx::support::prefixIs;
using lyx::support::os::getTmpDir;
using std::endl;
using std::make_pair;
using std::string;
using std::istringstream;
extern BufferList bufferlist;
extern LyXServer * lyxserver;
extern bool selection_possible;
extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
// (alkis)
extern tex_accent_struct get_accent(kb_action action);
extern void ShowLatexLog();
LyXFunc::LyXFunc(LyXView * o)
: owner(o),
encoded_last_key(0),
keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get()),
meta_fake_bit(key_modifier::none)
{
}
void LyXFunc::moveCursorUpdate()
{
LyXText * lt = view()->text;
if (lt->selection.mark())
lt->setSelection();
view()->update();
view()->switchKeyMap();
}
void LyXFunc::handleKeyFunc(kb_action action)
{
char c = encoded_last_key;
if (keyseq.length()) {
c = 0;
}
owner->getIntl().getTransManager()
.deadkey(c, get_accent(action).accent, view()->getLyXText());
// Need to clear, in case the minibuffer calls these
// actions
keyseq.clear();
// copied verbatim from do_accent_char
view()->update();
view()->getLyXText()->selection.cursor = view()->getLyXText()->cursor;
}
void LyXFunc::processKeySym(LyXKeySymPtr keysym,
key_modifier::state state)
{
string argument;
if (lyxerr.debugging(Debug::KEY)) {
lyxerr << "KeySym is "
<< keysym->getSymbolName()
<< endl;
}
// Do nothing if we have nothing (JMarc)
if (!keysym->isOK()) {
lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
<< endl;
return;
}
if (keysym->isModifier()) {
lyxerr[Debug::KEY] << "isModifier true" << endl;
return;
}
Encoding const * encoding = view()->getEncoding();
encoded_last_key = keysym->getISOEncoded(encoding ? encoding->Name() : "");
// 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 << ']' << endl;
// 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 = key_modifier::none. RVDK_PATCH_5.
if ((func.action != LFUN_CANCEL) && (func.action != LFUN_META_FAKE)) {
// 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 << ']' << endl;
}
// Dont remove this unless you know what you are doing.
meta_fake_bit = key_modifier::none;
// can this happen now ?
if (func.action == LFUN_NOACTION) {
func = FuncRequest(LFUN_PREFIX);
}
if (lyxerr.debugging(Debug::KEY)) {
lyxerr << "Key [action="
<< func.action << "]["
<< keyseq.print() << ']'
<< endl;
}
// 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) {
owner->message(keyseq.print());
}
// 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 == key_modifier::shift) {
lyxerr[Debug::KEY] << "Trying without shift" << endl;
func = keyseq.addkey(keysym, key_modifier::none);
lyxerr[Debug::KEY] << "Action now " << func.action << endl;
}
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." << endl;
func = FuncRequest(LFUN_SELFINSERT);
} else {
lyxerr[Debug::KEY] << "Unknown, !isText() - giving up" << endl;
owner->message(_("Unknown function."));
return;
}
}
if (func.action == LFUN_SELFINSERT) {
if (encoded_last_key != 0) {
string arg;
arg += encoded_last_key;
dispatch(FuncRequest(view(), LFUN_SELFINSERT, arg));
lyxerr[Debug::KEY] << "SelfInsert arg[`"
<< argument << "']" << endl;
}
} else {
dispatch(func);
}
}
FuncStatus LyXFunc::getStatus(FuncRequest const & ev) const
{
FuncStatus flag;
Buffer * buf = owner->buffer();
if (ev.action == LFUN_NOACTION) {
setStatusMessage(N_("Nothing to do"));
flag.disabled(true);
return flag;
}
switch (ev.action) {
case LFUN_UNKNOWN_ACTION:
#ifndef HAVE_LIBAIKSAURUS
case LFUN_THESAURUS_ENTRY:
#endif
flag.unknown(true);
flag.disabled(true);
break;
default:
flag |= lyx_gui::getStatus(ev);
}
if (flag.unknown()) {
setStatusMessage(N_("Unknown action"));
return flag;
}
// the default error message if we disable the command
setStatusMessage(N_("Command disabled"));
// Check whether we need a buffer
if (!lyxaction.funcHasFlag(ev.action, LyXAction::NoBuffer)) {
// Yes we need a buffer, do we have one?
if (buf) {
// yes
// Can we use a readonly buffer?
if (buf->isReadonly() &&
!lyxaction.funcHasFlag(ev.action,
LyXAction::ReadOnly)) {
// no
setStatusMessage(N_("Document is read-only"));
flag.disabled(true);
}
} else {
// no
setStatusMessage(N_("Command not allowed with"
"out any document open"));
flag.disabled(true);
return flag;
}
}
UpdatableInset * tli = view()->theLockingInset();
// I would really like to avoid having this switch and rather try to
// encode this in the function itself.
bool disable = false;
switch (ev.action) {
case LFUN_EXPORT:
disable = ev.argument != "custom"
&& !Exporter::IsExportable(*buf, ev.argument);
break;
case LFUN_UNDO:
disable = buf->undostack().empty();
break;
case LFUN_REDO:
disable = buf->redostack().empty();
break;
case LFUN_CUT:
case LFUN_COPY:
if (tli) {
UpdatableInset * in = tli;
if (in->lyxCode() != InsetOld::TABULAR_CODE) {
in = tli->getFirstLockingInsetOfType(InsetOld::TABULAR_CODE);
}
if (in && static_cast<InsetTabular*>(in)->hasSelection()) {
disable = false;
break;
}
}
disable = !mathcursor && !view()->getLyXText()->selection.set();
break;
case LFUN_RUNCHKTEX:
disable = !buf->isLatex() || lyxrc.chktex_command == "none";
break;
case LFUN_BUILDPROG:
disable = !Exporter::IsExportable(*buf, "program");
break;
case LFUN_LAYOUT_TABULAR:
disable = !tli
|| (tli->lyxCode() != InsetOld::TABULAR_CODE
&& !tli->getFirstLockingInsetOfType(InsetOld::TABULAR_CODE));
break;
case LFUN_DEPTH_MIN:
disable = !changeDepth(view(), view()->getLyXText(), DEC_DEPTH, true);
break;
case LFUN_DEPTH_PLUS:
disable = !changeDepth(view(), view()->getLyXText(), INC_DEPTH, true);
break;
case LFUN_LAYOUT:
case LFUN_LAYOUT_PARAGRAPH: {
InsetOld * inset = view()->getLyXText()->cursorPar()->inInset();
disable = inset && inset->forceDefaultParagraphs(inset);
break;
}
case LFUN_INSET_OPTARG:
disable = (view()->getLyXText()->cursorPar()->layout()->optionalargs == 0);
break;
case LFUN_TABULAR_FEATURE:
if (mathcursor) {
#if 0
// FIXME: check temporarily disabled
// valign code
char align = mathcursor->valign();
if (align == '\0') {
disable = true;
break;
}
if (ev.argument.empty()) {
flag.clear();
break;
}
if (!contains("tcb", ev.argument[0])) {
disable = true;
break;
}
flag.setOnOff(ev.argument[0] == align);
} else {
disable = true;
char align = mathcursor->halign();
if (align == '\0') {
disable = true;
break;
}
if (ev.argument.empty()) {
flag.clear();
break;
}
if (!contains("lcr", ev.argument[0])) {
disable = true;
break;
}
flag.setOnOff(ev.argument[0] == align);
#endif
disable = !mathcursor->halign();
break;
}
if (tli) {
FuncStatus ret;
//ret.disabled(true);
if (tli->lyxCode() == InsetOld::TABULAR_CODE) {
ret = static_cast<InsetTabular *>(tli)
->getStatus(ev.argument);
flag |= ret;
disable = false;
} else if (tli->getFirstLockingInsetOfType(InsetOld::TABULAR_CODE)) {
ret = static_cast<InsetTabular *>
(tli->getFirstLockingInsetOfType(InsetOld::TABULAR_CODE))
->getStatus(ev.argument);
flag |= ret;
disable = false;
} else {
disable = true;
}
} else {
static InsetTabular inset(*buf, 1, 1);
disable = true;
FuncStatus ret = inset.getStatus(ev.argument);
if (ret.onoff(true) || ret.onoff(false))
flag.setOnOff(false);
}
break;
case LFUN_VC_REGISTER:
disable = buf->lyxvc().inUse();
break;
case LFUN_VC_CHECKIN:
disable = !buf->lyxvc().inUse() || buf->isReadonly();
break;
case LFUN_VC_CHECKOUT:
disable = !buf->lyxvc().inUse() || !buf->isReadonly();
break;
case LFUN_VC_REVERT:
case LFUN_VC_UNDO:
disable = !buf->lyxvc().inUse();
break;
case LFUN_MENURELOAD:
disable = buf->isUnnamed() || buf->isClean();
break;
case LFUN_BOOKMARK_GOTO:
disable = !view()->
isSavedPosition(strToUnsignedInt(ev.argument));
break;
case LFUN_MERGE_CHANGES:
case LFUN_ACCEPT_CHANGE:
case LFUN_REJECT_CHANGE:
case LFUN_ACCEPT_ALL_CHANGES:
case LFUN_REJECT_ALL_CHANGES:
disable = !buf->params().tracking_changes;
break;
case LFUN_INSET_TOGGLE: {
LyXText * lt = view()->getLyXText();
disable = !(isEditableInset(lt->getInset())
|| (lt->inset_owner
&& lt->inset_owner->owner()
&& lt->inset_owner->owner()->isOpen()));
break;
}
case LFUN_INSET_SETTINGS: {
disable = true;
UpdatableInset * inset = view()->theLockingInset();
if (!inset)
break;
// get the innermost inset
inset = inset->getLockingInset();
// jump back to owner if an InsetText, so
// we get back to the InsetTabular or whatever
if (inset->lyxCode() == InsetOld::TEXT_CODE)
inset = inset->owner();
InsetOld::Code code = inset->lyxCode();
switch (code) {
case InsetOld::TABULAR_CODE:
disable = ev.argument != "tabular";
break;
case InsetOld::ERT_CODE:
disable = ev.argument != "ert";
break;
case InsetOld::FLOAT_CODE:
disable = ev.argument != "float";
break;
case InsetOld::MINIPAGE_CODE:
disable = ev.argument != "minipage";
break;
case InsetOld::WRAP_CODE:
disable = ev.argument != "wrap";
break;
case InsetOld::NOTE_CODE:
disable = ev.argument != "note";
break;
case InsetOld::BRANCH_CODE:
disable = ev.argument != "branch";
break;
case InsetOld::BOX_CODE:
disable = ev.argument != "box";
break;
default:
break;
}
break;
}
case LFUN_MATH_MUTATE:
if (mathcursor)
//flag.setOnOff(mathcursor->formula()->hullType() == ev.argument);
flag.setOnOff(false);
else
disable = true;
break;
// we just need to be in math mode to enable that
case LFUN_MATH_SIZE:
case LFUN_MATH_SPACE:
case LFUN_MATH_LIMITS:
case LFUN_MATH_NONUMBER:
case LFUN_MATH_NUMBER:
case LFUN_MATH_EXTERN:
disable = !mathcursor;
break;
case LFUN_DIALOG_SHOW: {
string const name = ev.getArg(0);
if (!buf) {
disable = !(name == "aboutlyx" ||
name == "file" ||
name == "forks" ||
name == "preferences" ||
name == "texinfo");
break;
}
if (name == "print") {
disable = !Exporter::IsExportable(*buf, "dvi") ||
lyxrc.print_command == "none";
} else if (name == "character") {
UpdatableInset * tli = view()->theLockingInset();
disable = tli && tli->lyxCode() == InsetOld::ERT_CODE;
} else if (name == "vclog") {
disable = !buf->lyxvc().inUse();
} else if (name == "latexlog") {
disable = !IsFileReadable(buf->getLogName().second);
}
break;
}
default:
break;
}
// the functions which insert insets
InsetOld::Code code = InsetOld::NO_CODE;
switch (ev.action) {
case LFUN_DIALOG_SHOW_NEW_INSET:
if (ev.argument == "bibitem")
code = InsetOld::BIBITEM_CODE;
else if (ev.argument == "bibtex")
code = InsetOld::BIBTEX_CODE;
else if (ev.argument == "citation")
code = InsetOld::CITE_CODE;
else if (ev.argument == "ert")
code = InsetOld::ERT_CODE;
else if (ev.argument == "external")
code = InsetOld::EXTERNAL_CODE;
else if (ev.argument == "float")
code = InsetOld::FLOAT_CODE;
else if (ev.argument == "graphics")
code = InsetOld::GRAPHICS_CODE;
else if (ev.argument == "include")
code = InsetOld::INCLUDE_CODE;
else if (ev.argument == "index")
code = InsetOld::INDEX_CODE;
else if (ev.argument == "label")
code = InsetOld::LABEL_CODE;
else if (ev.argument == "minipage")
code = InsetOld::MINIPAGE_CODE;
else if (ev.argument == "ref")
code = InsetOld::REF_CODE;
else if (ev.argument == "toc")
code = InsetOld::TOC_CODE;
else if (ev.argument == "url")
code = InsetOld::URL_CODE;
else if (ev.argument == "wrap")
code = InsetOld::WRAP_CODE;
break;
case LFUN_INSET_ERT:
code = InsetOld::ERT_CODE;
break;
case LFUN_INSET_FOOTNOTE:
code = InsetOld::FOOT_CODE;
break;
case LFUN_TABULAR_INSERT:
code = InsetOld::TABULAR_CODE;
break;
case LFUN_INSET_MARGINAL:
code = InsetOld::MARGIN_CODE;
break;
case LFUN_INSET_MINIPAGE:
code = InsetOld::MINIPAGE_CODE;
break;
case LFUN_INSET_FLOAT:
case LFUN_INSET_WIDE_FLOAT:
code = InsetOld::FLOAT_CODE;
break;
case LFUN_INSET_WRAP:
code = InsetOld::WRAP_CODE;
break;
case LFUN_FLOAT_LIST:
code = InsetOld::FLOAT_LIST_CODE;
break;
#if 0
case LFUN_INSET_LIST:
code = InsetOld::LIST_CODE;
break;
case LFUN_INSET_THEOREM:
code = InsetOld::THEOREM_CODE;
break;
#endif
case LFUN_INSET_CAPTION:
code = InsetOld::CAPTION_CODE;
break;
case LFUN_INSERT_NOTE:
code = InsetOld::NOTE_CODE;
break;
case LFUN_INSERT_BOX:
code = InsetOld::BOX_CODE;
break;
case LFUN_INSERT_BRANCH:
code = InsetOld::BRANCH_CODE;
if (buf->params().branchlist().empty())
disable = true;
break;
case LFUN_INSERT_LABEL:
code = InsetOld::LABEL_CODE;
break;
case LFUN_INSET_OPTARG:
code = InsetOld::OPTARG_CODE;
break;
case LFUN_ENVIRONMENT_INSERT:
code = InsetOld::MINIPAGE_CODE;
break;
case LFUN_INDEX_INSERT:
code = InsetOld::INDEX_CODE;
break;
case LFUN_INDEX_PRINT:
code = InsetOld::INDEX_PRINT_CODE;
break;
case LFUN_TOC_INSERT:
code = InsetOld::TOC_CODE;
break;
case LFUN_HTMLURL:
case LFUN_URL:
code = InsetOld::URL_CODE;
break;
case LFUN_QUOTE:
// always allow this, since we will inset a raw quote
// if an inset is not allowed.
break;
case LFUN_HYPHENATION:
case LFUN_LIGATURE_BREAK:
case LFUN_HFILL:
case LFUN_MENU_SEPARATOR:
case LFUN_LDOTS:
case LFUN_END_OF_SENTENCE:
code = InsetOld::SPECIALCHAR_CODE;
break;
case LFUN_SPACE_INSERT:
// slight hack: we know this is allowed in math mode
if (!mathcursor)
code = InsetOld::SPACE_CODE;
break;
case LFUN_INSET_DIALOG_SHOW: {
InsetOld * inset = view()->getLyXText()->getInset();
disable = !inset;
if (!disable) {
code = inset->lyxCode();
if (!(code == InsetOld::INCLUDE_CODE
|| code == InsetOld::BIBTEX_CODE
|| code == InsetOld::FLOAT_LIST_CODE
|| code == InsetOld::TOC_CODE))
disable = true;
}
break;
}
default:
break;
}
if (code != InsetOld::NO_CODE && tli && !tli->insetAllowed(code))
disable = true;
if (disable)
flag.disabled(true);
// A few general toggles
switch (ev.action) {
case LFUN_TOOLTIPS_TOGGLE:
flag.setOnOff(owner->getDialogs().tooltipsEnabled());
break;
case LFUN_READ_ONLY_TOGGLE:
flag.setOnOff(buf->isReadonly());
break;
case LFUN_APPENDIX:
flag.setOnOff(view()->getLyXText()->cursorPar()->params().startOfAppendix());
break;
case LFUN_SWITCHBUFFER:
// toggle on the current buffer, but do not toggle off
// the other ones (is that a good idea?)
if (ev.argument == buf->fileName())
flag.setOnOff(true);
break;
case LFUN_TRACK_CHANGES:
flag.setOnOff(buf->params().tracking_changes);
break;
default:
break;
}
// the font related toggles
if (!mathcursor) {
LyXFont const & font = view()->getLyXText()->real_current_font;
switch (ev.action) {
case LFUN_EMPH:
flag.setOnOff(font.emph() == LyXFont::ON);
break;
case LFUN_NOUN:
flag.setOnOff(font.noun() == LyXFont::ON);
break;
case LFUN_BOLD:
flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
break;
case LFUN_SANS:
flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
break;
case LFUN_ROMAN:
flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
break;
case LFUN_CODE:
flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
break;
default:
break;
}
} else {
string tc = mathcursor->getLastCode();
switch (ev.action) {
case LFUN_BOLD:
flag.setOnOff(tc == "mathbf");
break;
case LFUN_SANS:
flag.setOnOff(tc == "mathsf");
break;
case LFUN_EMPH:
flag.setOnOff(tc == "mathcal");
break;
case LFUN_ROMAN:
flag.setOnOff(tc == "mathrm");
break;
case LFUN_CODE:
flag.setOnOff(tc == "mathtt");
break;
case LFUN_NOUN:
flag.setOnOff(tc == "mathbb");
break;
case LFUN_DEFAULT:
flag.setOnOff(tc == "mathnormal");
break;
default:
break;
}
}
// this one is difficult to get right. As a half-baked
// solution, we consider only the first action of the sequence
if (ev.action == LFUN_SEQUENCE) {
// argument contains ';'-terminated commands
#warning LyXAction arguments not handled here.
flag = getStatus(FuncRequest(lyxaction.lookupFunc(token(ev.argument, ';', 0))));
}
return flag;
}
namespace {
bool ensureBufferClean(BufferView * bv)
{
Buffer & buf = *bv->buffer();
if (buf.isClean())
return true;
string const file = MakeDisplayPath(buf.fileName(), 30);
string 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)
bv->owner()->dispatch(FuncRequest(LFUN_MENUWRITE));
return buf.isClean();
}
} //namespace anon
void LyXFunc::dispatch(FuncRequest const & func, bool verbose)
{
string argument = func.argument;
kb_action action = func.action;
lyxerr[Debug::ACTION] << "LyXFunc::dispatch: action[" << action
<<"] arg[" << argument << ']' << endl;
// we have not done anything wrong yet.
errorstat = false;
dispatch_buffer.erase();
#ifdef NEW_DISPATCHER
// We try do call the most specific dispatcher first:
// 1. the lockinginset's dispatch
// 2. the bufferview's dispatch
// 3. the lyxview's dispatch
#endif
selection_possible = false;
// We cannot use this function here
if (getStatus(func).disabled()) {
lyxerr[Debug::ACTION] << "LyXFunc::dispatch: "
<< lyxaction.getActionName(action)
<< " [" << action << "] is disabled at this location"
<< endl;
setErrorMessage(getStatusMessage());
goto exit_with_message;
}
if (view()->available())
view()->hideCursor();
#if 1
{
UpdatableInset * innerinset = view()->theLockingInset();
for (UpdatableInset * tmp = innerinset; tmp; tmp = tmp->lockingInset())
innerinset = tmp;
if (view()->cursor().innerInset() != innerinset) {
lyxerr << "### CURSOR OUT OF SYNC: tli: "
<< view()->theLockingInset() << " inner: "
<< innerinset
<< "\ncursor: " << view()->cursor() << endl;
}
}
if (0) {
DispatchResult result =
view()->cursor().dispatch(FuncRequest(func, view()));
if (result.dispatched()) {
if (result.update()) {
view()->update();
}
lyxerr << "dispatched by Cursor::dispatch()\n";
goto exit_with_message;
}
lyxerr << "### NOT DispatchResult(true, true) BY Cursor::dispatch() ###\n";
}
#endif
if (view()->available() && view()->theLockingInset()) {
DispatchResult result;
if (action > 1 || (action == LFUN_UNKNOWN_ACTION &&
!keyseq.deleted()))
{
UpdatableInset * inset = view()->theLockingInset();
#if 1
int inset_x;
int dummy_y;
inset->getCursorPos(view(), inset_x, dummy_y);
#endif
if (action == LFUN_UNKNOWN_ACTION && argument.empty())
argument = encoded_last_key;
// the insets can't try to handle this,
// a table cell in the dummy position will
// lock its insettext, the insettext will
// pass it the bufferview, and succeed,
// so it will stay not locked. Not good
// if we've just done LFUN_ESCAPE (which
// injects an LFUN_PARAGRAPH_UPDATE)
if (action == LFUN_PARAGRAPH_UPDATE) {
view()->dispatch(func);
goto exit_with_message;
}
// Undo/Redo is a bit tricky for insets.
if (action == LFUN_UNDO) {
view()->undo();
goto exit_with_message;
}
if (action == LFUN_REDO) {
view()->redo();
goto exit_with_message;
}
// Hand-over to inset's own dispatch:
result = inset->dispatch(FuncRequest(view(), action, argument));
if (result.dispatched()) {
if (result.update())
view()->update();
goto exit_with_message;
}
// If DispatchResult(false), just soldier on
if (result.val() == FINISHED) {
owner->clearMessage();
goto exit_with_message;
// We do not need special RTL handling here:
// FINISHED means that the cursor should be
// one position after the inset.
}
if (result.val() == FINISHED_RIGHT) {
view()->text->cursorRight(view());
moveCursorUpdate();
owner->clearMessage();
goto exit_with_message;
}
if (result.val() == FINISHED_UP) {
LyXText * text = view()->text;
ParagraphList::iterator pit = text->cursorPar();
Row const & row = *pit->getRow(text->cursor.pos());
if (text->isFirstRow(pit, row)) {
#if 1
text->setCursorFromCoordinates(
text->cursor.x() + inset_x,
text->cursor.y() -
row.baseline() - 1);
view()->x_target(text->cursor.x());
#else
text->cursorUp(view());
#endif
moveCursorUpdate();
} else {
view()->update();
}
owner->clearMessage();
goto exit_with_message;
}
if (result.val() == FINISHED_DOWN) {
LyXText * text = view()->text;
ParagraphList::iterator pit = text->cursorPar();
Row const & row = *pit->getRow(text->cursor.pos());
if (text->isLastRow(pit, row)) {
#if 1
text->setCursorFromCoordinates(
text->cursor.x() + inset_x,
text->cursor.y() -
row.baseline() +
row.height() + 1);
view()->x_target(text->cursor.x());
#else
text->cursorDown(view());
#endif
} else {
text->cursorRight(view());
}
moveCursorUpdate();
owner->clearMessage();
goto exit_with_message;
}
#warning I am not sure this is still right, please have a look! (Jug 20020417)
// result == DispatchResult()
//setMessage(N_("Text mode"));
switch (action) {
case LFUN_UNKNOWN_ACTION:
case LFUN_BREAKPARAGRAPH:
case LFUN_BREAKLINE:
view()->text->cursorRight(view());
view()->switchKeyMap();
owner->view_state_changed();
break;
case LFUN_RIGHT:
if (!view()->text->cursorPar()->isRightToLeftPar(owner->buffer()->params())) {
view()->text->cursorRight(view());
moveCursorUpdate();
owner->view_state_changed();
}
goto exit_with_message;
case LFUN_LEFT:
if (view()->text->cursorPar()->isRightToLeftPar(owner->buffer()->params())) {
view()->text->cursorRight(view());
moveCursorUpdate();
owner->view_state_changed();
}
goto exit_with_message;
case LFUN_DOWN: {
LyXText * text = view()->text;
ParagraphList::iterator pit = text->cursorPar();
if (text->isLastRow(pit, *pit->getRow(text->cursor.pos())))
view()->text->cursorDown(view());
else
view()->text->cursorRight(view());
moveCursorUpdate();
owner->view_state_changed();
goto exit_with_message;
}
default:
break;
}
}
}
switch (action) {
case LFUN_ESCAPE: {
if (!view()->available())
break;
// this function should be used always [asierra060396]
UpdatableInset * tli = view()->theLockingInset();
if (tli) {
UpdatableInset * lock = tli->getLockingInset();
if (tli == lock) {
view()->unlockInset(tli);
view()->text->cursorRight(view());
moveCursorUpdate();
owner->view_state_changed();
} else {
tli->unlockInsetInInset(view(), lock, true);
}
finishUndo();
// Tell the paragraph dialog that we changed paragraph
dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
}
break;
}
case LFUN_WORDFINDFORWARD:
case LFUN_WORDFINDBACKWARD: {
static string last_search;
string searched_string;
if (!argument.empty()) {
last_search = argument;
searched_string = argument;
} else {
searched_string = last_search;
}
bool fw = (action == LFUN_WORDFINDFORWARD);
if (!searched_string.empty())
lyx::find::find(view(), searched_string,
true, false, fw);
break;
}
case LFUN_PREFIX:
if (view()->available() && !view()->theLockingInset())
view()->update();
owner->message(keyseq.printOptions());
break;
// --- Misc -------------------------------------------
case LFUN_EXEC_COMMAND:
owner->focus_command_buffer();
break;
case LFUN_CANCEL:
keyseq.reset();
meta_fake_bit = key_modifier::none;
if (view()->available())
// cancel any selection
dispatch(FuncRequest(LFUN_MARK_OFF));
setMessage(N_("Cancel"));
break;
case LFUN_META_FAKE:
meta_fake_bit = key_modifier::alt;
setMessage(keyseq.print());
break;
case LFUN_READ_ONLY_TOGGLE:
if (owner->buffer()->lyxvc().inUse())
owner->buffer()->lyxvc().toggleReadOnly();
else
owner->buffer()->setReadonly(
!owner->buffer()->isReadonly());
break;
case LFUN_CENTER: // this is center and redraw.
view()->center();
break;
// --- Menus -----------------------------------------------
case LFUN_MENUNEW:
menuNew(argument, false);
break;
case LFUN_MENUNEWTMPLT:
menuNew(argument, true);
break;
case LFUN_CLOSEBUFFER:
closeBuffer();
break;
case LFUN_MENUWRITE:
if (!owner->buffer()->isUnnamed()) {
string const str = bformat(_("Saving document %1$s..."),
MakeDisplayPath(owner->buffer()->fileName()));
owner->message(str);
MenuWrite(owner->buffer());
owner->message(str + _(" done."));
} else
WriteAs(owner->buffer());
break;
case LFUN_WRITEAS:
WriteAs(owner->buffer(), argument);
break;
case LFUN_MENURELOAD: {
string const file = MakeDisplayPath(view()->buffer()->fileName(), 20);
string 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, 0, 1, _("&Revert"), _("&Cancel"));
if (ret == 0)
view()->reload();
break;
}
case LFUN_UPDATE:
Exporter::Export(owner->buffer(), argument, true);
view()->showErrorList(BufferFormat(*owner->buffer()));
break;
case LFUN_PREVIEW:
Exporter::Preview(owner->buffer(), argument);
view()->showErrorList(BufferFormat(*owner->buffer()));
break;
case LFUN_BUILDPROG:
Exporter::Export(owner->buffer(), "program", true);
view()->showErrorList(_("Build"));
break;
case LFUN_RUNCHKTEX:
owner->buffer()->runChktex();
view()->showErrorList(_("ChkTeX"));
break;
case LFUN_EXPORT:
if (argument == "custom")
owner->getDialogs().showSendto();
else {
Exporter::Export(owner->buffer(), argument, false);
view()->showErrorList(BufferFormat(*owner->buffer()));
}
break;
case LFUN_IMPORT:
doImport(argument);
break;
case LFUN_QUIT:
QuitLyX();
break;
case LFUN_TOCVIEW: {
InsetCommandParams p("tableofcontents");
string const data = InsetCommandMailer::params2string("toc", p);
owner->getDialogs().show("toc", data, 0);
break;
}
case LFUN_AUTOSAVE:
AutoSave(view());
break;
case LFUN_UNDO:
view()->undo();
break;
case LFUN_REDO:
view()->redo();
break;
case LFUN_FREEFONT_APPLY:
apply_freefont(view());
break;
case LFUN_FREEFONT_UPDATE:
update_and_apply_freefont(view(), argument);
break;
case LFUN_RECONFIGURE:
Reconfigure(view());
break;
#if 0
case LFUN_FLOATSOPERATE:
if (argument == "openfoot")
view()->allFloats(1,0);
else if (argument == "closefoot")
view()->allFloats(0,0);
else if (argument == "openfig")
view()->allFloats(1,1);
else if (argument == "closefig")
view()->allFloats(0,1);
break;
#else
#ifdef WITH_WARNINGS
//#warning Find another implementation here (or another lyxfunc)!
#endif
#endif
case LFUN_HELP_OPEN: {
string const arg = argument;
if (arg.empty()) {
setErrorMessage(N_("Missing argument"));
break;
}
string const fname = i18nLibFileSearch("doc", arg, "lyx");
if (fname.empty()) {
lyxerr << "LyX: unable to find documentation file `"
<< arg << "'. Bad installation?" << endl;
break;
}
owner->message(bformat(_("Opening help file %1$s..."),
MakeDisplayPath(fname)));
view()->loadLyXFile(fname, false);
break;
}
// --- version control -------------------------------
case LFUN_VC_REGISTER:
if (!ensureBufferClean(view()))
break;
if (!owner->buffer()->lyxvc().inUse()) {
owner->buffer()->lyxvc().registrer();
view()->reload();
}
break;
case LFUN_VC_CHECKIN:
if (!ensureBufferClean(view()))
break;
if (owner->buffer()->lyxvc().inUse()
&& !owner->buffer()->isReadonly()) {
owner->buffer()->lyxvc().checkIn();
view()->reload();
}
break;
case LFUN_VC_CHECKOUT:
if (!ensureBufferClean(view()))
break;
if (owner->buffer()->lyxvc().inUse()
&& owner->buffer()->isReadonly()) {
owner->buffer()->lyxvc().checkOut();
view()->reload();
}
break;
case LFUN_VC_REVERT:
owner->buffer()->lyxvc().revert();
view()->reload();
break;
case LFUN_VC_UNDO:
owner->buffer()->lyxvc().undoLast();
view()->reload();
break;
// --- buffers ----------------------------------------
case LFUN_SWITCHBUFFER:
view()->buffer(bufferlist.getBuffer(argument));
break;
case LFUN_FILE_NEW:
NewFile(view(), argument);
break;
case LFUN_FILE_OPEN:
open(argument);
break;
case LFUN_LAYOUT_TABULAR: {
UpdatableInset * tli = view()->theLockingInset();
if (tli) {
if (tli->lyxCode() == InsetOld::TABULAR_CODE) {
static_cast<InsetTabular *>(tli)->openLayoutDialog(view());
} else if (tli->getFirstLockingInsetOfType(InsetOld::TABULAR_CODE)) {
static_cast<InsetTabular *>(
tli->getFirstLockingInsetOfType(InsetOld::TABULAR_CODE))
->openLayoutDialog(view());
}
}
break;
}
case LFUN_DROP_LAYOUTS_CHOICE:
owner->getToolbar().openLayoutList();
break;
case LFUN_MENU_OPEN_BY_NAME:
owner->getMenubar().openByName(argument);
break; // RVDK_PATCH_5
// --- lyxserver commands ----------------------------
case LFUN_GETNAME:
setMessage(owner->buffer()->fileName());
lyxerr[Debug::INFO] << "FNAME["
<< owner->buffer()->fileName()
<< "] " << endl;
break;
case LFUN_NOTIFY:
dispatch_buffer = keyseq.print();
lyxserver->notifyClient(dispatch_buffer);
break;
case LFUN_GOTOFILEROW: {
string file_name;
int row;
istringstream is(argument);
is >> file_name >> row;
if (prefixIs(file_name, getTmpDir())) {
// Needed by inverse dvi search. If it is a file
// in tmpdir, call the apropriated function
view()->buffer(bufferlist.getBufferFromTmp(file_name));
} else {
// Must replace extension of the file to be .lyx
// and get full path
string const s = ChangeExtension(file_name, ".lyx");
// Either change buffer or load the file
if (bufferlist.exists(s)) {
view()->buffer(bufferlist.getBuffer(s));
} else {
view()->loadLyXFile(s);
}
}
view()->setCursorFromRow(row);
view()->center();
// see BufferView_pimpl::center()
view()->updateScrollbar();
break;
}
case LFUN_GOTO_PARAGRAPH: {
istringstream is(argument);
int id;
is >> id;
ParIterator par = owner->buffer()->getParFromID(id);
if (par == owner->buffer()->par_iterator_end()) {
lyxerr[Debug::INFO] << "No matching paragraph found! ["
<< id << ']' << endl;
break;
} else {
lyxerr[Debug::INFO] << "Paragraph " << par->id()
<< " found." << endl;
}
par.lockPath(view());
LyXText * lt = par.text(view());
// Set the cursor
lt->setCursor(par.pit(), 0);
view()->switchKeyMap();
owner->view_state_changed();
view()->center();
// see BufferView_pimpl::center()
view()->updateScrollbar();
}
break;
// --- insert characters ----------------------------------------
// --- Mathed stuff. If we are here, there is no locked inset yet.
case LFUN_MATH_EXTERN:
case LFUN_MATH_NUMBER:
case LFUN_MATH_NONUMBER:
case LFUN_MATH_LIMITS:
setErrorMessage(N_("This is only allowed in math mode!"));
break;
// passthrough hat and underscore outside mathed:
case LFUN_SUBSCRIPT:
dispatch(FuncRequest(view(), LFUN_SELFINSERT, "_"));
break;
case LFUN_SUPERSCRIPT:
dispatch(FuncRequest(view(), LFUN_SELFINSERT, "^"));
break;
case LFUN_DIALOG_SHOW: {
string const name = func.getArg(0);
string data = trim(func.argument.substr(name.size()));
if (name == "character") {
data = freefont2string();
if (!data.empty())
owner->getDialogs().show("character", data);
} else if (name == "document")
owner->getDialogs().showDocument();
else if (name == "findreplace")
owner->getDialogs().showSearch();
else if (name == "forks")
owner->getDialogs().showForks();
else if (name == "preamble")
owner->getDialogs().showPreamble();
else if (name == "preferences")
owner->getDialogs().showPreferences();
else if (name == "print")
owner->getDialogs().showPrint();
else if (name == "spellchecker")
owner->getDialogs().showSpellchecker();
else
owner->getDialogs().show(name, data);
break;
}
case LFUN_DIALOG_SHOW_NEW_INSET: {
string const & name = argument;
string data;
if (name == "bibitem" ||
name == "bibtex" ||
name == "include" ||
name == "index" ||
name == "ref" ||
name == "toc" ||
name == "url") {
InsetCommandParams p(name);
data = InsetCommandMailer::params2string(name, p);
} else if (name == "citation") {
InsetCommandParams p("cite");
data = InsetCommandMailer::params2string(name, p);
}
owner->getDialogs().show(name, data, 0);
break;
}
case LFUN_DIALOG_SHOW_NEXT_INSET:
break;
case LFUN_INSET_DIALOG_SHOW: {
InsetOld * inset = view()->getLyXText()->getInset();
if (inset)
inset->dispatch(FuncRequest(view(), LFUN_INSET_DIALOG_SHOW));
break;
}
case LFUN_DIALOG_UPDATE: {
string const & name = argument;
// Can only update a dialog connected to an existing inset
InsetBase * inset = owner->getDialogs().getOpenInset(name);
if (inset) {
FuncRequest fr(view(), LFUN_INSET_DIALOG_UPDATE,
func.argument);
inset->dispatch(fr);
} else if (name == "paragraph") {
dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
}
break;
}
case LFUN_DIALOG_HIDE:
Dialogs::hide(argument, 0);
break;
case LFUN_DIALOG_DISCONNECT_INSET:
owner->getDialogs().disconnect(argument);
break;
case LFUN_CHILDOPEN: {
string const filename =
MakeAbsPath(argument, owner->buffer()->filePath());
setMessage(N_("Opening child document ") +
MakeDisplayPath(filename) + "...");
view()->savePosition(0);
if (bufferlist.exists(filename))
view()->buffer(bufferlist.getBuffer(filename));
else
view()->loadLyXFile(filename);
break;
}
case LFUN_TOGGLECURSORFOLLOW:
lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
break;
case LFUN_KMAP_OFF:
owner->getIntl().KeyMapOn(false);
break;
case LFUN_KMAP_PRIM:
owner->getIntl().KeyMapPrim();
break;
case LFUN_KMAP_SEC:
owner->getIntl().KeyMapSec();
break;
case LFUN_KMAP_TOGGLE:
owner->getIntl().ToggleKeyMap();
break;
case LFUN_REPEAT: {
// repeat command
string countstr;
argument = split(argument, countstr, ' ');
istringstream is(countstr);
int count = 0;
is >> count;
lyxerr << "repeat: count: " << count << " cmd: " << argument << endl;
for (int i = 0; i < count; ++i)
dispatch(lyxaction.lookupFunc(argument));
break;
}
case LFUN_SEQUENCE:
// argument contains ';'-terminated commands
while (!argument.empty()) {
string first;
argument = split(argument, first, ';');
dispatch(lyxaction.lookupFunc(first));
}
break;
case LFUN_SAVEPREFERENCES: {
Path p(user_lyxdir());
lyxrc.write("preferences");
break;
}
case LFUN_SCREEN_FONT_UPDATE:
// handle the screen font changes.
lyxrc.set_font_norm_type();
lyx_gui::update_fonts();
// All visible buffers will need resize
view()->resize();
view()->update();
break;
case LFUN_SET_COLOR: {
string lyx_name;
string const x11_name = split(argument, lyx_name, ' ');
if (lyx_name.empty() || x11_name.empty()) {
setErrorMessage(N_("Syntax: set-color <lyx_name>"
" <x11_name>"));
break;
}
bool const graphicsbg_changed =
(lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
x11_name != lcolor.getX11Name(LColor::graphicsbg));
if (!lcolor.setColor(lyx_name, x11_name)) {
setErrorMessage(
bformat(_("Set-color \"%1$s\" failed "
"- color is undefined or "
"may not be redefined"), lyx_name));
break;
}
lyx_gui::update_color(lcolor.getFromLyXName(lyx_name));
if (graphicsbg_changed) {
#ifdef WITH_WARNINGS
#warning FIXME!! The graphics cache no longer has a changeDisplay method.
#endif
#if 0
lyx::graphics::GCache::get().changeDisplay(true);
#endif
}
view()->update();
break;
}
case LFUN_MESSAGE:
owner->message(argument);
break;
case LFUN_FORKS_KILL:
if (isStrInt(argument)) {
pid_t const pid = strToInt(argument);
ForkedcallsController & fcc = ForkedcallsController::get();
fcc.kill(pid);
}
break;
case LFUN_TOOLTIPS_TOGGLE:
owner->getDialogs().toggleTooltips();
break;
case LFUN_EXTERNAL_EDIT:
InsetExternal().dispatch(FuncRequest(view(), action, argument));
break;
default:
// Then if it was none of the above
// Trying the BufferView::pimpl dispatch:
if (!view()->dispatch(func))
lyxerr << "A truly unknown func ["
<< lyxaction.getActionName(func.action) << "]!"
<< endl;
break;
} // end of switch
exit_with_message:
view()->owner()->updateLayoutChoice();
if (view()->available()) {
if (view()->fitCursor()) {
//lyxerr << "LyXFunc->fitCursor->update" << endl;
view()->update();
}
// If we executed a mutating lfun, mark the buffer as dirty
if (!getStatus(func).disabled()
&& !lyxaction.funcHasFlag(func.action, LyXAction::NoBuffer)
&& !lyxaction.funcHasFlag(func.action, LyXAction::ReadOnly))
view()->buffer()->markDirty();
}
sendDispatchMessage(getMessage(), func, verbose);
}
void LyXFunc::sendDispatchMessage(string const & msg,
FuncRequest const & func, bool verbose)
{
owner->updateMenubar();
owner->updateToolbar();
if (func.action == LFUN_SELFINSERT || !verbose) {
lyxerr[Debug::ACTION] << "dispatch msg is " << msg << endl;
if (!msg.empty())
owner->message(msg);
return;
}
string dispatch_msg = msg;
if (!dispatch_msg.empty())
dispatch_msg += ' ';
string comname = lyxaction.getActionName(func.action);
bool argsadded = false;
if (!func.argument.empty()) {
if (func.action != LFUN_UNKNOWN_ACTION) {
comname += ' ' + func.argument;
argsadded = true;
}
}
string const shortcuts = toplevel_keymap->findbinding(func);
if (!shortcuts.empty()) {
comname += ": " + shortcuts;
} else if (!argsadded && !func.argument.empty()) {
comname += ' ' + func.argument;
}
if (!comname.empty()) {
comname = rtrim(comname);
dispatch_msg += '(' + comname + ')';
}
lyxerr[Debug::ACTION] << "verbose dispatch msg " << dispatch_msg << endl;
if (!dispatch_msg.empty())
owner->message(dispatch_msg);
}
void LyXFunc::setupLocalKeymap()
{
keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
}
void LyXFunc::menuNew(string const & name, bool fromTemplate)
{
string initpath = lyxrc.document_path;
string filename(name);
if (view()->available()) {
string const trypath = owner->buffer()->filePath();
// If directory is writeable, use this as default.
if (IsDirWriteable(trypath))
initpath = trypath;
}
static int newfile_number;
if (filename.empty()) {
filename = AddName(lyxrc.document_path,
"newfile" + tostr(++newfile_number) + ".lyx");
FileInfo fi(filename);
while (bufferlist.exists(filename) || fi.readable()) {
++newfile_number;
filename = AddName(lyxrc.document_path,
"newfile" + tostr(newfile_number) +
".lyx");
fi.newFile(filename);
}
}
// The template stuff
string templname;
if (fromTemplate) {
FileDialog fileDlg(_("Select template file"),
LFUN_SELECT_FILE_SYNC,
make_pair(string(_("Documents|#o#O")),
string(lyxrc.document_path)),
make_pair(string(_("Templates|#T#t")),
string(lyxrc.template_path)));
FileDialog::Result result =
fileDlg.open(lyxrc.template_path,
_("*.lyx| LyX Documents (*.lyx)"));
if (result.first == FileDialog::Later)
return;
string const fname = result.second;
if (fname.empty())
return;
templname = fname;
}
view()->newFile(filename, templname, !name.empty());
}
void LyXFunc::open(string const & fname)
{
string initpath = lyxrc.document_path;
if (view()->available()) {
string const trypath = owner->buffer()->filePath();
// If directory is writeable, use this as default.
if (IsDirWriteable(trypath))
initpath = trypath;
}
string filename;
if (fname.empty()) {
FileDialog fileDlg(_("Select document to open"),
LFUN_FILE_OPEN,
make_pair(string(_("Documents|#o#O")),
string(lyxrc.document_path)),
make_pair(string(_("Examples|#E#e")),
string(AddPath(system_lyxdir(), "examples"))));
FileDialog::Result result =
fileDlg.open(initpath,
_("*.lyx| LyX Documents (*.lyx)"));
if (result.first == FileDialog::Later)
return;
filename = result.second;
// check selected filename
if (filename.empty()) {
owner->message(_("Canceled."));
return;
}
} else
filename = fname;
// get absolute path of file and add ".lyx" to the filename if
// necessary
string const fullpath = FileSearch(string(), filename, "lyx");
if (!fullpath.empty()) {
filename = fullpath;
}
string const disp_fn(MakeDisplayPath(filename));
// if the file doesn't exist, let the user create one
FileInfo const f(filename, true);
if (!f.exist()) {
// the user specifically chose this name. Believe them.
view()->newFile(filename, "", true);
return;
}
owner->message(bformat(_("Opening document %1$s..."), disp_fn));
string str2;
if (view()->loadLyXFile(filename)) {
str2 = bformat(_("Document %1$s opened."), disp_fn);
} else {
str2 = bformat(_("Could not open document %1$s"), disp_fn);
}
owner->message(str2);
}
void LyXFunc::doImport(string const & argument)
{
string format;
string filename = split(argument, format, ' ');
lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
<< " file: " << filename << endl;
// need user interaction
if (filename.empty()) {
string initpath = lyxrc.document_path;
if (view()->available()) {
string const trypath = owner->buffer()->filePath();
// If directory is writeable, use this as default.
if (IsDirWriteable(trypath))
initpath = trypath;
}
string const text = bformat(_("Select %1$s file to import"),
formats.prettyName(format));
FileDialog fileDlg(text,
LFUN_IMPORT,
make_pair(string(_("Documents|#o#O")),
string(lyxrc.document_path)),
make_pair(string(_("Examples|#E#e")),
string(AddPath(system_lyxdir(), "examples"))));
string const extension = "*." + formats.extension(format)
+ "| " + formats.prettyName(format)
+ " (*." + formats.extension(format) + ')';
FileDialog::Result result = fileDlg.open(initpath,
extension);
if (result.first == FileDialog::Later)
return;
filename = result.second;
// check selected filename
if (filename.empty())
owner->message(_("Canceled."));
}
if (filename.empty())
return;
// get absolute path of file
filename = MakeAbsPath(filename);
string const lyxfile = ChangeExtension(filename, ".lyx");
// Check if the document already is open
if (lyx_gui::use_gui && bufferlist.exists(lyxfile)) {
if (!bufferlist.close(bufferlist.getBuffer(lyxfile), true)) {
owner->message(_("Canceled."));
return;
}
}
// if the file exists already, and we didn't do
// -i lyx thefile.lyx, warn
if (FileInfo(lyxfile, true).exist() && filename != lyxfile) {
string const file = MakeDisplayPath(lyxfile, 30);
string text = bformat(_("The document %1$s already exists.\n\n"
"Do you want to over-write that document?"), file);
int const ret = Alert::prompt(_("Over-write document?"),
text, 0, 1, _("&Over-write"), _("&Cancel"));
if (ret == 1) {
owner->message(_("Canceled."));
return;
}
}
Importer::Import(owner, filename, format);
}
void LyXFunc::closeBuffer()
{
if (bufferlist.close(owner->buffer(), true) && !quitting) {
if (bufferlist.empty()) {
// need this otherwise SEGV may occur while
// trying to set variables that don't exist
// since there's no current buffer
owner->getDialogs().hideBufferDependent();
} else {
view()->buffer(bufferlist.first());
}
}
}
// Each "owner" 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 func 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(string const & m) const
{
dispatch_buffer = m;
errorstat = true;
}
void LyXFunc::setMessage(string const & m) const
{
dispatch_buffer = m;
}
void LyXFunc::setStatusMessage(string const & m) const
{
status_buffer = m;
}
string const LyXFunc::view_status_message()
{
// When meta-fake key is pressed, show the key sequence so far + "M-".
if (wasMetaKey()) {
return keyseq.print() + "M-";
}
// Else, when a non-complete key sequence is pressed,
// show the available options.
if (keyseq.length() > 0 && !keyseq.deleted()) {
return keyseq.printOptions();
}
if (!view()->available())
return _("Welcome to LyX!");
return currentState(view());
}
BufferView * LyXFunc::view() const
{
BOOST_ASSERT(owner);
return owner->view().get();
}
bool LyXFunc::wasMetaKey() const
{
return (meta_fake_bit != key_modifier::none);
}