3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Lars Gullik Bjønnes
9 * Full author contact details are available in file CREDITS.
23 #include "buffer_funcs.h"
24 #include "BufferList.h"
25 #include "BufferParams.h"
26 #include "BufferView.h"
27 #include "bufferview_funcs.h"
30 #include "ErrorList.h"
31 #include "FuncRequest.h"
39 #include "MenuBackend.h"
40 #include "Paragraph.h"
42 #include "controllers/ControlCommandBuffer.h"
44 #include "support/lstrings.h"
45 #include "support/filetools.h" // OnlyFilename()
47 #include <boost/bind.hpp>
52 #ifdef HAVE_SYS_TIME_H
53 # include <sys/time.h>
59 using frontend::WorkArea;
61 using support::bformat;
62 using support::FileName;
63 using support::makeDisplayPath;
64 using support::onlyFilename;
69 using lyx::frontend::ControlCommandBuffer;
71 docstring current_layout;
74 LyXView::LyXView(int id)
76 toolbars_(new Toolbars(*this)),
77 autosave_timeout_(new Timeout(5000)),
78 dialogs_(new Dialogs(*this)),
79 controlcommand_(new ControlCommandBuffer(*this)), id_(id)
81 // Start autosave timer
83 autosave_timeout_->timeout.connect(boost::bind(&LyXView::autoSave, this));
84 autosave_timeout_->setTimeout(lyxrc.autosave * 1000);
85 autosave_timeout_->start();
96 // FIXME, there's only one WorkArea per LyXView possible for now.
97 void LyXView::setWorkArea(WorkArea * work_area)
99 BOOST_ASSERT(work_area);
100 work_area_ = work_area;
101 work_area_ids_.clear();
102 work_area_ids_.push_back(work_area_->id());
106 // FIXME, there's only one WorkArea per LyXView possible for now.
107 WorkArea const * LyXView::currentWorkArea() const
113 // FIXME, there's only one WorkArea per LyXView possible for now.
114 WorkArea * LyXView::currentWorkArea()
120 Buffer * LyXView::buffer() const
122 BOOST_ASSERT(work_area_);
123 return work_area_->bufferView().buffer();
127 void LyXView::setBuffer(Buffer * b, bool child_document)
131 BOOST_ASSERT(work_area_);
132 Buffer * oldBuffer = work_area_->bufferView().buffer();
133 // parentfilename will be used in case when we switch to a child
134 // document (hence when child_document is true)
135 string parentfilename;
137 parentfilename = oldBuffer->fileName();
141 if (!b && theBufferList().empty())
142 getDialogs().hideBufferDependent();
144 work_area_->bufferView().setBuffer(b);
146 //FIXME This would be a little simpler if setBuffer returned the buffer.
147 Buffer * newBuffer = work_area_->bufferView().buffer();
149 if (child_document && newBuffer->getMasterBuffer() != oldBuffer) {
150 // Set the parent name of the child document.
151 // This makes insertion of citations and references in the child work,
152 // when the target is in the parent or another child document.
153 newBuffer->setParentName(parentfilename);
154 // Update the labels and section numbering to the new master Buffer.
155 updateLabels(*newBuffer->getMasterBuffer());
158 if (!b && oldBuffer && oldBuffer->getMasterBuffer() != oldBuffer)
159 // We are closing oldBuffer which was a child document so we
160 // must update the labels and section numbering of its master
162 updateLabels(*oldBuffer->getMasterBuffer());
164 connectBuffer(*newBuffer);
166 /* FIXME: We need to rebuild the Toc dialog before the others even
167 if it will be rebuilt again in the next line. This avoid a crash when
168 other dialogs are rebuilt before the Toc dialog. The reason is
169 that closing a Buffer triggers an update of all opened dialogs
170 when dispatching LFUN_DIALOG_UPDATE (hence the patch).
171 The path is as following:
172 setBuffer() -> updateBufferDependent() -> RestoreButton() -> LFUN
173 The problem here is that the Toc dialog has not been
174 reconstructed (because it comes after in the list of dialogs). */
177 // Buffer-dependent dialogs should be updated or
178 // hidden. This should go here because some dialogs (eg ToC)
179 // require bv_->text.
180 getDialogs().updateBufferDependent(true);
188 updateLayoutChoice();
193 work_area_->redraw();
197 bool LyXView::loadLyXFile(FileName const & filename, bool tolastfiles,
198 bool child_document, bool auto_open)
202 BOOST_ASSERT(work_area_);
203 string parentfilename;
204 Buffer * oldBuffer = work_area_->bufferView().buffer();
206 parentfilename = oldBuffer->fileName();
208 Buffer * newBuffer = checkAndLoadLyXFile(filename);
211 message(_("Document not loaded."));
214 work_area_->redraw();
218 if (child_document && newBuffer != oldBuffer) {
219 // Set the parent name of the child document.
220 // This makes insertion of citations and references in the child work,
221 // when the target is in the parent or another child document.
222 newBuffer->setParentName(parentfilename);
223 message(bformat(_("Opening child document %1$s..."),
224 makeDisplayPath(filename.absFilename())));
227 // Update the labels and section numbering.
228 updateLabels(*newBuffer->getMasterBuffer());
230 bool const parse_error = !newBuffer->errorList("Parse").empty();
231 if (parse_error || !auto_open) {
232 setBuffer(newBuffer, child_document);
233 showErrorList("Parse");
236 // scroll to the position when the file was last closed
237 if (!auto_open && lyxrc.use_lastfilepos) {
240 boost::tie(pit, pos) = LyX::ref().session().lastFilePos().load(filename);
241 // if successfully move to pit (returned par_id is not zero),
242 // update metrics and reset font
243 if (work_area_->bufferView().moveToPosition(pit, pos, 0, 0).get<1>()) {
244 if (work_area_->bufferView().fitCursor())
245 work_area_->bufferView().updateMetrics(false);
246 newBuffer->text().setCurrentFont(work_area_->bufferView().cursor());
249 updateLayoutChoice();
251 work_area_->redraw();
256 LyX::ref().session().lastFiles().add(filename);
263 void LyXView::connectBuffer(Buffer & buf)
265 if (errorsConnection_.connected())
268 BOOST_ASSERT(work_area_);
269 bufferChangedConnection_ =
271 boost::bind(&WorkArea::redraw, work_area_));
273 bufferStructureChangedConnection_ =
274 buf.getMasterBuffer()->structureChanged.connect(
275 boost::bind(&LyXView::updateToc, this));
279 boost::bind(&LyXView::showErrorList, this, _1));
283 boost::bind(&LyXView::message, this, _1));
287 boost::bind(&LyXView::busy, this, _1));
290 buf.updateTitles.connect(
291 boost::bind(&LyXView::updateWindowTitle, this));
294 buf.resetAutosaveTimers.connect(
295 boost::bind(&LyXView::resetAutosaveTimer, this));
297 readonlyConnection_ =
298 buf.readonly.connect(
299 boost::bind(&LyXView::showReadonly, this, _1));
303 boost::bind(&LyXView::setBuffer, this, (Buffer *)0, false));
307 void LyXView::disconnectBuffer()
309 errorsConnection_.disconnect();
310 bufferChangedConnection_.disconnect();
311 bufferStructureChangedConnection_.disconnect();
312 messageConnection_.disconnect();
313 busyConnection_.disconnect();
314 titleConnection_.disconnect();
315 timerConnection_.disconnect();
316 readonlyConnection_.disconnect();
317 closingConnection_.disconnect();
318 layout_changed_connection_.disconnect();
322 void LyXView::connectBufferView(BufferView & bv)
324 show_dialog_connection_ = bv.showDialog.connect(
325 boost::bind(&LyXView::showDialog, this, _1));
326 show_dialog_with_data_connection_ = bv.showDialogWithData.connect(
327 boost::bind(&LyXView::showDialogWithData, this, _1, _2));
328 show_inset_dialog_connection_ = bv.showInsetDialog.connect(
329 boost::bind(&LyXView::showInsetDialog, this, _1, _2, _3));
330 update_dialog_connection_ = bv.updateDialog.connect(
331 boost::bind(&LyXView::updateDialog, this, _1, _2));
332 layout_changed_connection_ = bv.layoutChanged.connect(
333 boost::bind(&Toolbars::setLayout, toolbars_.get(), _1));
337 void LyXView::disconnectBufferView()
339 show_dialog_connection_.disconnect();
340 show_dialog_with_data_connection_.disconnect();
341 show_inset_dialog_connection_.disconnect();
342 update_dialog_connection_.disconnect();
346 void LyXView::showErrorList(string const & error_type)
348 ErrorList & el = buffer()->errorList(error_type);
350 getDialogs().show("errorlist", error_type);
355 void LyXView::showDialog(string const & name)
357 getDialogs().show(name);
361 void LyXView::showDialogWithData(string const & name, string const & data)
363 getDialogs().show(name, data);
367 void LyXView::showInsetDialog(string const & name, string const & data,
370 getDialogs().show(name, data, inset);
374 void LyXView::updateDialog(string const & name, string const & data)
376 if (getDialogs().visible(name))
377 getDialogs().update(name, data);
381 void LyXView::showReadonly(bool)
384 getDialogs().updateBufferDependent(false);
388 BufferView * LyXView::view() const
390 BOOST_ASSERT(work_area_);
391 return &work_area_->bufferView();
395 void LyXView::updateToc()
397 updateDialog("toc", "");
401 void LyXView::updateToolbars()
403 BOOST_ASSERT(work_area_);
405 work_area_->bufferView().cursor().inMathed();
407 lyx::getStatus(FuncRequest(LFUN_LAYOUT_TABULAR)).enabled();
409 lyx::getStatus(FuncRequest(LFUN_CHANGES_TRACK)).enabled() &&
410 lyx::getStatus(FuncRequest(LFUN_CHANGES_TRACK)).onoff(true);
412 toolbars_->update(math, table, review);
413 // update redaonly status of open dialogs. This could also be in
414 // updateMenubar(), but since updateToolbars() and updateMenubar()
415 // are always called together it is only here.
416 getDialogs().checkStatus();
420 ToolbarInfo * LyXView::getToolbarInfo(string const & name)
422 return toolbars_->getToolbarInfo(name);
426 void LyXView::toggleToolbarState(string const & name, bool allowauto)
428 // it is possible to get current toolbar status like this,...
429 // but I decide to obey the order of ToolbarBackend::flags
430 // and disregard real toolbar status.
431 // toolbars_->saveToolbarInfo();
433 // toggle state on/off/auto
434 toolbars_->toggleToolbarState(name, allowauto);
440 void LyXView::updateMenubar()
446 void LyXView::autoSave()
448 LYXERR(Debug::INFO) << "Running autoSave()" << endl;
450 if (view()->buffer())
451 lyx::autoSave(view());
455 void LyXView::resetAutosaveTimer()
458 autosave_timeout_->restart();
462 void LyXView::updateLayoutChoice()
464 // Don't show any layouts without a buffer
465 if (!view()->buffer()) {
466 toolbars_->clearLayoutList();
470 // Update the layout display
471 if (toolbars_->updateLayoutList(buffer()->params().textclass)) {
472 current_layout = buffer()->params().getTextClass().defaultLayoutName();
475 BOOST_ASSERT(work_area_);
476 docstring const & layout = work_area_->bufferView().cursor().
477 innerParagraph().layout()->name();
479 if (layout != current_layout) {
480 toolbars_->setLayout(layout);
481 current_layout = layout;
486 void LyXView::updateWindowTitle()
488 docstring maximize_title = lyx::from_ascii("LyX");
489 docstring minimize_title = lyx::from_ascii("LyX");
491 if (view()->buffer()) {
492 string const cur_title = buffer()->fileName();
493 if (!cur_title.empty()) {
494 maximize_title += ": " + makeDisplayPath(cur_title, 30);
495 minimize_title = lyx::from_utf8(onlyFilename(cur_title));
496 if (!buffer()->isClean()) {
497 maximize_title += _(" (changed)");
498 minimize_title += lyx::char_type('*');
500 if (buffer()->isReadonly())
501 maximize_title += _(" (read only)");
505 setWindowTitle(maximize_title, minimize_title);
510 void LyXView::dispatch(FuncRequest const & cmd)
512 theLyXFunc().setLyXView(this);
517 Buffer const * const LyXView::updateInset(Inset const * inset) const
519 Buffer const * buffer_ptr = 0;
521 BOOST_ASSERT(work_area_);
522 work_area_->scheduleRedraw();
524 buffer_ptr = work_area_->bufferView().buffer();