X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FBufferView.C;h=8a7bee84b17775a0551cb9843ed534cf10371ba5;hb=5eb1059f506d5db92d85e93057e752422e014ec2;hp=871b81975faedb720ba72f06834f4997b2857232;hpb=527cd00d2fdb184464e7f04ced6d10c59324722e;p=lyx.git diff --git a/src/BufferView.C b/src/BufferView.C index 871b81975f..8a7bee84b1 100644 --- a/src/BufferView.C +++ b/src/BufferView.C @@ -3,22 +3,59 @@ * Copyright 1995-2002 the LyX Team * Read the file COPYING * - * \author unknown + * \author Lars Gullik Bjønnes * \author John Levon */ #include -#ifdef __GNUG__ -#pragma implementation -#endif - #include "BufferView.h" #include "BufferView_pimpl.h" + +#include "LaTeX.h" +#include "ParagraphParameters.h" +#include "WordLangTuple.h" +#include "buffer.h" +#include "bufferlist.h" +#include "debug.h" +#include "gettext.h" +#include "errorlist.h" +#include "iterators.h" +#include "language.h" +#include "lyxcursor.h" +#include "lyxlex.h" #include "lyxtext.h" -#include "frontends/screen.h" -#include "frontends/WorkArea.h" +#include "undo_funcs.h" +#include "changes.h" +#include "paragraph_funcs.h" + +#include "frontends/Alert.h" +#include "frontends/Dialogs.h" #include "frontends/LyXView.h" +#include "frontends/WorkArea.h" +#include "frontends/screen.h" + +#include "insets/insetcommand.h" // ChangeRefs +#include "insets/updatableinset.h" + +#include "support/FileInfo.h" +#include "support/filetools.h" +#include "support/types.h" +#include "support/lyxalgo.h" // lyx_count + +#include + +extern BufferList bufferlist; + +using lyx::pos_type; +using namespace lyx::support; + +using std::pair; +using std::endl; +using std::ifstream; +using std::vector; +using std::find; +using std::count_if; BufferView::BufferView(LyXView * owner, int xpos, int ypos, @@ -48,12 +85,6 @@ LyXScreen & BufferView::screen() const } -WorkArea & BufferView::workarea() const -{ - return pimpl_->workarea(); -} - - LyXView * BufferView::owner() const { return pimpl_->owner_; @@ -72,11 +103,30 @@ void BufferView::buffer(Buffer * b) } +bool BufferView::newFile(string const & fn, string const & tn, bool named) +{ + return pimpl_->newFile(fn, tn, named); +} + + +bool BufferView::loadLyXFile(string const & fn, bool tl) +{ + return pimpl_->loadLyXFile(fn, tl); +} + + +void BufferView::reload() +{ + string const fn = buffer()->fileName(); + if (bufferlist.close(buffer(), false)) + loadLyXFile(fn); +} + + void BufferView::resize() { - if (pimpl_->buffer_) { + if (pimpl_->buffer_) pimpl_->resizeCurrentBuffer(); - } } @@ -110,12 +160,6 @@ void BufferView::scrollDocView(int value) } -Inset * BufferView::checkInsetHit(LyXText * text, int & x, int & y) -{ - return pimpl_->checkInsetHit(text, x, y); -} - - void BufferView::redoCurrentBuffer() { pimpl_->redoCurrentBuffer(); @@ -128,6 +172,12 @@ bool BufferView::available() const } +Change const BufferView::getCurrentChange() +{ + return pimpl_->getCurrentChange(); +} + + void BufferView::beforeChange(LyXText * text) { pimpl_->beforeChange(text); @@ -158,6 +208,12 @@ void BufferView::update(LyXText * text, UpdateCodes f) } +void BufferView::update(UpdateCodes f) +{ + pimpl_->update(f); +} + + void BufferView::switchKeyMap() { pimpl_->switchKeyMap(); @@ -176,30 +232,12 @@ int BufferView::workWidth() const } -void BufferView::showCursor() -{ - pimpl_->showCursor(); -} - - -void BufferView::hideCursor() -{ - pimpl_->hideCursor(); -} - - void BufferView::toggleSelection(bool b) { pimpl_->toggleSelection(b); } -void BufferView::toggleToggle() -{ - pimpl_->toggleToggle(); -} - - void BufferView::center() { pimpl_->center(); @@ -230,3 +268,454 @@ bool BufferView::dispatch(FuncRequest const & ev) { return pimpl_->dispatch(ev); } + + +void BufferView::scroll(int lines) +{ + pimpl_->scroll(lines); +} + + +// Inserts a file into current document +bool BufferView::insertLyXFile(string const & filen) + // + // Copyright CHT Software Service GmbH + // Uwe C. Schroeder + // + // Insert a LyXformat - file into current buffer + // + // Moved from lyx_cb.C (Lgb) +{ + if (filen.empty()) + return false; + + string const fname = MakeAbsPath(filen); + + // check if file exist + FileInfo const fi(fname); + + if (!fi.readable()) { + string const file = MakeDisplayPath(fname, 50); + string const text = + bformat(_("The specified document\n%1$s\ncould not be read."), file); + Alert::error(_("Could not read document"), text); + return false; + } + + beforeChange(text); + + ifstream ifs(fname.c_str()); + if (!ifs) { + string const file = MakeDisplayPath(fname, 50); + string const text = + bformat(_("Could not open the specified document %1$s\n"), file); + Alert::error(_("Could not open file"), text); + return false; + } + + int const c = ifs.peek(); + + LyXLex lex(0, 0); + lex.setStream(ifs); + + bool res = true; + + text->breakParagraph(buffer()->paragraphs); + + if (c == '#') { + // FIXME: huh ? No we won't ! + lyxerr[Debug::INFO] << "Will insert file with header" << endl; + res = buffer()->readFile(lex, fname, ParagraphList::iterator(text->cursor.par())); + } else { + lyxerr[Debug::INFO] << "Will insert file without header" + << endl; + res = buffer()->readBody(lex, ParagraphList::iterator(text->cursor.par())); + } + + resize(); + return res; +} + + +void BufferView::showErrorList(string const & action) const +{ + if (getErrorList().size()) { + string const title = bformat(_("LyX: %1$s errors (%2$s)"), action, buffer()->fileName()); + owner()->getDialogs().show("errorlist", title); + pimpl_->errorlist_.clear(); + } +} + + +ErrorList const & +BufferView::getErrorList() const +{ + return pimpl_->errorlist_; +} + + +void BufferView::setCursorFromRow(int row) +{ + int tmpid = -1; + int tmppos = -1; + + buffer()->texrow.getIdFromRow(row, tmpid, tmppos); + + ParagraphList::iterator texrowpar; + + if (tmpid == -1) { + texrowpar = text->ownerParagraphs().begin(); + tmppos = 0; + } else { + texrowpar = buffer()->getParFromID(tmpid).pit(); + } + text->setCursor(texrowpar, tmppos); +} + + +bool BufferView::insertInset(InsetOld * inset, string const & lout) +{ + return pimpl_->insertInset(inset, lout); +} + + +void BufferView::gotoLabel(string const & label) +{ + for (Buffer::inset_iterator it = buffer()->inset_iterator_begin(); + it != buffer()->inset_iterator_end(); ++it) { + vector labels; + it->getLabelList(labels); + if (find(labels.begin(),labels.end(),label) + != labels.end()) { + beforeChange(text); + text->setCursor(it.getPar(), it.getPos()); + text->selection.cursor = text->cursor; + update(text, BufferView::SELECT); + return; + } + } +} + + +void BufferView::undo() +{ + if (!available()) + return; + + owner()->message(_("Undo")); + beforeChange(text); + update(text, BufferView::SELECT); + if (!textUndo(this)) + owner()->message(_("No further undo information")); + else + update(text, BufferView::SELECT); + switchKeyMap(); +} + + +void BufferView::redo() +{ + if (!available()) + return; + + owner()->message(_("Redo")); + beforeChange(text); + update(text, BufferView::SELECT); + if (!textRedo(this)) + owner()->message(_("No further redo information")); + else + update(text, BufferView::SELECT); + switchKeyMap(); +} + + +// these functions are for the spellchecker +WordLangTuple const BufferView::nextWord(float & value) +{ + if (!available()) { + value = 1; + return WordLangTuple(); + } + + return text->selectNextWordToSpellcheck(value); +} + + +void BufferView::selectLastWord() +{ + if (!available()) + return; + + LyXCursor cur = text->selection.cursor; + beforeChange(text); + text->selection.cursor = cur; + text->selectSelectedWord(); + toggleSelection(false); + update(text, BufferView::SELECT); +} + + +void BufferView::endOfSpellCheck() +{ + if (!available()) return; + + beforeChange(text); + text->selectSelectedWord(); + text->clearSelection(); + update(text, BufferView::SELECT); +} + + +void BufferView::replaceWord(string const & replacestring) +{ + if (!available()) + return; + + LyXText * tt = getLyXText(); + update(tt, BufferView::SELECT); + + // clear the selection (if there is any) + toggleSelection(false); + update(tt, BufferView::SELECT); + + // clear the selection (if there is any) + toggleSelection(false); + tt->replaceSelectionWithString(replacestring); + + tt->setSelectionRange(replacestring.length()); + + // Go back so that replacement string is also spellchecked + for (string::size_type i = 0; i < replacestring.length() + 1; ++i) { + tt->cursorLeft(this); + } + update(tt, BufferView::SELECT); + + // FIXME: should be done through LFUN + buffer()->markDirty(); + fitCursor(); +} +// End of spellchecker stuff + + +bool BufferView::lockInset(UpdatableInset * inset) +{ + if (!inset) + return false; + // don't relock if we're already locked + if (theLockingInset() == inset) + return true; + if (!theLockingInset()) { + // first check if it's the inset under the cursor we want lock + // should be most of the time + if (text->cursor.pos() < text->cursor.par()->size() + && text->cursor.par()->getChar(text->cursor.pos()) == + Paragraph::META_INSET) { + InsetOld * in = text->cursor.par()->getInset(text->cursor.pos()); + if (inset == in) { + theLockingInset(inset); + return true; + } + } + // Then do a deep look of the inset and lock the right one + int const id = inset->id(); + ParagraphList::iterator pit = buffer()->paragraphs.begin(); + ParagraphList::iterator pend = buffer()->paragraphs.end(); + for (; pit != pend; ++pit) { + InsetList::iterator it = pit->insetlist.begin(); + InsetList::iterator end = pit->insetlist.end(); + for (; it != end; ++it) { + if (it->inset == inset) { + text->setCursorIntern(pit, it->pos); + theLockingInset(inset); + return true; + } + if (it->inset->getInsetFromID(id)) { + text->setCursorIntern(pit, it->pos); + FuncRequest cmd(this, LFUN_INSET_EDIT, "left"); + it->inset->localDispatch(cmd); + return theLockingInset()->lockInsetInInset(this, inset); + } + } + } + return false; + } + return theLockingInset()->lockInsetInInset(this, inset); +} + + +bool BufferView::fitLockedInsetCursor(int x, int y, int asc, int desc) +{ + if (theLockingInset() && available()) { + y += text->cursor.iy() + theLockingInset()->insetInInsetY(); + if (screen().fitManualCursor(this, text, x, y, asc, desc)) { + updateScrollbar(); + return true; + } + } + return false; +} + + +void BufferView::hideCursor() +{ + screen().hideCursor(); +} + + +int BufferView::unlockInset(UpdatableInset * inset) +{ + if (!inset) + return 0; + if (inset && theLockingInset() == inset) { + inset->insetUnlock(this); + theLockingInset(0); + // make sure we update the combo ! + owner()->setLayout(getLyXText()->cursor.par()->layout()->name()); + // Tell the paragraph dialog that we changed paragraph + dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE)); + finishUndo(); + return 0; + } else if (inset && theLockingInset() && + theLockingInset()->unlockInsetInInset(this, inset)) { + // Tell the paragraph dialog that we changed paragraph + dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE)); + // owner inset has updated the layout combo + finishUndo(); + return 0; + } + return 1; +} + + +void BufferView::updateInset(InsetOld * inset) +{ + pimpl_->updateInset(inset); +} + + +bool BufferView::ChangeInsets(InsetOld::Code code, + string const & from, string const & to) +{ + bool need_update = false; + LyXCursor cursor = text->cursor; + LyXCursor tmpcursor = cursor; + cursor.par(tmpcursor.par()); + cursor.pos(tmpcursor.pos()); + + ParIterator end = buffer()->par_iterator_end(); + for (ParIterator it = buffer()->par_iterator_begin(); + it != end; ++it) { + bool changed_inset = false; + for (InsetList::iterator it2 = it->insetlist.begin(); + it2 != it->insetlist.end(); ++it2) { + if (it2->inset->lyxCode() == code) { + InsetCommand * inset = static_cast(it2->inset); + if (inset->getContents() == from) { + inset->setContents(to); + changed_inset = true; + } + } + } + if (changed_inset) { + need_update = true; + + // FIXME + + // The test it.size()==1 was needed to prevent crashes. + // How to set the cursor corretly when it.size()>1 ?? + if (it.size() == 1) { + text->setCursorIntern(it.pit(), 0); + text->redoParagraph(text->cursor.par()); + text->partialRebreak(); + } + } + } + text->setCursorIntern(cursor.par(), cursor.pos()); + return need_update; +} + + +bool BufferView::ChangeRefsIfUnique(string const & from, string const & to) +{ + // Check if the label 'from' appears more than once + vector labels; + buffer()->getLabelList(labels); + + if (lyx::count(labels.begin(), labels.end(), from) > 1) + return false; + + return ChangeInsets(InsetOld::REF_CODE, from, to); +} + + +UpdatableInset * BufferView::theLockingInset() const +{ + // If NULL is not allowed we should put an Assert here. (Lgb) + if (text) + return text->the_locking_inset; + return 0; +} + + +void BufferView::theLockingInset(UpdatableInset * inset) +{ + text->the_locking_inset = inset; +} + + +LyXText * BufferView::getLyXText() const +{ + if (theLockingInset()) { + LyXText * txt = theLockingInset()->getLyXText(this, true); + if (txt) + return txt; + } + return text; +} + + +LyXText * BufferView::getParentText(InsetOld * inset) const +{ + if (inset->owner()) { + LyXText * txt = inset->getLyXText(this); + inset = inset->owner(); + while (inset && inset->getLyXText(this) == txt) + inset = inset->owner(); + if (inset) + return inset->getLyXText(this); + } + return text; +} + + +Language const * BufferView::getParentLanguage(InsetOld * inset) const +{ + LyXText * text = getParentText(inset); + return text->cursor.par()->getFontSettings(buffer()->params, + text->cursor.pos()).language(); +} + + +Encoding const * BufferView::getEncoding() const +{ + LyXText * t = getLyXText(); + if (!t) + return 0; + + LyXCursor const & c = t->cursor; + LyXFont const font = c.par()->getFont(buffer()->params, c.pos(), + outerFont(c.par(), t->ownerParagraphs())); + return font.language()->encoding(); +} + + +void BufferView::haveSelection(bool sel) +{ + pimpl_->workarea().haveSelection(sel); +} + + +int BufferView::workHeight() const +{ + return pimpl_->workarea().workHeight(); +}