/**
* \file BufferView.C
- * Copyright 1995-2002 the LyX Team
- * Read the file COPYING
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * \author unknown
- * \author John Levon <moz@compsoc.man.ac.uk>
+ * \author Alfredo Braustein
+ * \author Lars Gullik Bjønnes
+ * \author John Levon
+ * \author André Pönitz
+ * \author Jürgen Vigna
+ *
+ * Full author contact details are available in file CREDITS.
*/
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
#include "BufferView.h"
+
+#include "buffer.h"
+#include "bufferlist.h"
#include "BufferView_pimpl.h"
+#include "funcrequest.h"
+#include "gettext.h"
+#include "iterators.h"
+#include "language.h"
+#include "lyxlayout.h"
#include "lyxtext.h"
+#include "paragraph.h"
+#include "paragraph_funcs.h"
+#include "texrow.h"
+#include "undo_funcs.h"
+#include "WordLangTuple.h"
+
+#include "frontends/Alert.h"
+#include "frontends/Dialogs.h"
+#include "frontends/LyXView.h"
#include "frontends/screen.h"
#include "frontends/WorkArea.h"
-#include "frontends/LyXView.h"
+
+#include "insets/insetcommand.h" // ChangeRefs
+#include "insets/updatableinset.h"
+
+#include "support/filetools.h"
+#include "support/lyxalgo.h" // lyx_count
+
+using lyx::support::bformat;
+using lyx::support::MakeAbsPath;
+
+using std::find;
+using std::string;
+using std::vector;
+
+
+extern BufferList bufferlist;
BufferView::BufferView(LyXView * owner, int xpos, int ypos,
}
-WorkArea & BufferView::workarea() const
-{
- return pimpl_->workarea();
-}
-
-
LyXView * BufferView::owner() const
{
return pimpl_->owner_;
}
-void BufferView::resize()
+bool BufferView::newFile(string const & fn, string const & tn, bool named)
{
- if (pimpl_->buffer_) {
- pimpl_->resizeCurrentBuffer();
- }
+ return pimpl_->newFile(fn, tn, named);
+}
+
+
+bool BufferView::loadLyXFile(string const & fn, bool tl)
+{
+ return pimpl_->loadLyXFile(fn, tl);
}
-void BufferView::repaint()
+void BufferView::reload()
{
- pimpl_->repaint();
+ string const fn = buffer()->fileName();
+ if (bufferlist.close(buffer(), false))
+ loadLyXFile(fn);
+}
+
+
+void BufferView::resize()
+{
+ if (pimpl_->buffer_)
+ pimpl_->resizeCurrentBuffer();
}
}
-Inset * BufferView::checkInsetHit(LyXText * text, int & x, int & y)
-{
- return pimpl_->checkInsetHit(text, x, y);
-}
-
-
void BufferView::redoCurrentBuffer()
{
pimpl_->redoCurrentBuffer();
}
-void BufferView::beforeChange(LyXText * text)
+Change const BufferView::getCurrentChange()
{
- pimpl_->beforeChange(text);
+ return pimpl_->getCurrentChange();
}
-void BufferView::finishChange(bool fitcur)
+void BufferView::beforeChange(LyXText * text)
{
- pimpl_->finishChange(fitcur);
+ pimpl_->beforeChange(text);
}
}
-void BufferView::update(LyXText * text, UpdateCodes f)
-{
- pimpl_->update(text, f);
-}
-
-
void BufferView::switchKeyMap()
{
pimpl_->switchKeyMap();
}
-void BufferView::showCursor()
+void BufferView::center()
+{
+ pimpl_->center();
+}
+
+
+int BufferView::top_y() const
+{
+ return pimpl_->top_y();
+}
+
+
+void BufferView::top_y(int y)
+{
+ pimpl_->top_y(y);
+}
+
+
+string const BufferView::getClipboard() const
+{
+ return pimpl_->workarea().getClipboard();
+}
+
+
+void BufferView::stuffClipboard(string const & stuff) const
+{
+ pimpl_->stuffClipboard(stuff);
+}
+
+
+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)
+{
+ BOOST_ASSERT(!filen.empty());
+
+ string const fname = MakeAbsPath(filen);
+
+ beforeChange(text);
+
+ text->breakParagraph(buffer()->paragraphs());
+
+ bool res = buffer()->readFile(fname, text->cursorPar());
+
+ 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);
+
+ if (tmpid == -1)
+ text->setCursor(0, 0);
+ else
+ text->setCursor(buffer()->getParFromID(tmpid).pit(), 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<string> labels;
+ it->getLabelList(*buffer(), labels);
+ if (find(labels.begin(),labels.end(),label) != labels.end()) {
+ beforeChange(text);
+ text->setCursor(
+ std::distance(text->ownerParagraphs().begin(), it.getPar()),
+ it.getPos());
+ text->selection.cursor = text->cursor;
+ update();
+ return;
+ }
+ }
+}
+
+
+void BufferView::undo()
+{
+ if (!available())
+ return;
+
+ owner()->message(_("Undo"));
+ beforeChange(text);
+ if (!textUndo(this))
+ owner()->message(_("No further undo information"));
+ update();
+ switchKeyMap();
+}
+
+
+void BufferView::redo()
+{
+ if (!available())
+ return;
+
+ owner()->message(_("Redo"));
+ beforeChange(text);
+ if (!textRedo(this))
+ owner()->message(_("No further redo information"));
+ update();
+ 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();
+ update();
+}
+
+
+void BufferView::endOfSpellCheck()
+{
+ if (!available()) return;
+
+ beforeChange(text);
+ text->selectSelectedWord();
+ text->clearSelection();
+ update();
+}
+
+
+void BufferView::replaceWord(string const & replacestring)
+{
+ if (!available())
+ return;
+
+ LyXText * tt = getLyXText();
+
+ 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);
+
+ // FIXME: should be done through LFUN
+ buffer()->markDirty();
+ update();
+}
+
+
+bool BufferView::lockInset(UpdatableInset * inset)
{
- pimpl_->showCursor();
+ if (!inset)
+ return false;
+
+ // don't relock if we're already locked
+ if (theLockingInset() == inset)
+ return true;
+
+ if (theLockingInset())
+ return theLockingInset()->lockInsetInInset(this, inset);
+
+ // first check if it's the inset under the cursor we want lock
+ // should be most of the time
+ if (text->cursor.pos() < text->cursorPar()->size()
+ && text->cursorPar()->getChar(text->cursor.pos()) ==
+ Paragraph::META_INSET) {
+ if (inset == text->cursorPar()->getInset(text->cursor.pos())) {
+ theLockingInset(inset);
+ return true;
+ }
+ }
+
+ // then do a deep look at the inset and lock the right one
+ ParagraphList::iterator pit = buffer()->paragraphs().begin();
+ ParagraphList::iterator pend = buffer()->paragraphs().end();
+ for (int par = 0; pit != pend; ++pit, ++par) {
+ InsetList::iterator it = pit->insetlist.begin();
+ InsetList::iterator end = pit->insetlist.end();
+ for (; it != end; ++it) {
+ if (it->inset == inset) {
+ text->setCursorIntern(par, it->pos);
+ theLockingInset(inset);
+ return true;
+ }
+ }
+ }
+ return false;
+}
+
+
+bool BufferView::fitLockedInsetCursor(int x, int y, int asc, int desc)
+{
+ if (theLockingInset() && available()) {
+ y += text->cursor.y() + theLockingInset()->insetInInsetY();
+ if (screen().fitManualCursor(this, text, x, y, asc, desc)) {
+ updateScrollbar();
+ return true;
+ }
+ }
+ return false;
}
void BufferView::hideCursor()
{
- pimpl_->hideCursor();
+ screen().hideCursor();
}
-void BufferView::toggleSelection(bool b)
+int BufferView::unlockInset(UpdatableInset * inset)
{
- pimpl_->toggleSelection(b);
+ if (!inset)
+ return 0;
+ if (inset && theLockingInset() == inset) {
+ inset->insetUnlock(this);
+ theLockingInset(0);
+ // make sure we update the combo !
+ owner()->setLayout(getLyXText()->cursorPar()->layout()->name());
+ // Tell the paragraph dialog that we changed paragraph
+ dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
+ finishUndo();
+ return 0;
+ }
+ 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::toggleToggle()
+void BufferView::updateInset(InsetOld const * inset)
{
- pimpl_->toggleToggle();
+ pimpl_->updateInset(inset);
}
-void BufferView::center()
+bool BufferView::ChangeRefsIfUnique(string const & from, string const & to)
{
- pimpl_->center();
+ // Check if the label 'from' appears more than once
+ vector<string> labels;
+ buffer()->getLabelList(labels);
+
+ if (lyx::count(labels.begin(), labels.end(), from) > 1)
+ return false;
+
+ return pimpl_->ChangeInsets(InsetOld::REF_CODE, from, to);
}
-string const BufferView::getClipboard() const
+UpdatableInset * BufferView::theLockingInset() const
{
- return pimpl_->workarea().getClipboard();
+ // If NULL is not allowed we should put an Assert here. (Lgb)
+ if (text)
+ return text->the_locking_inset;
+ return 0;
}
-void BufferView::stuffClipboard(string const & stuff) const
+void BufferView::theLockingInset(UpdatableInset * inset)
{
- pimpl_->stuffClipboard(stuff);
+ text->the_locking_inset = inset;
+}
+
+
+LyXText * BufferView::getLyXText() const
+{
+ if (theLockingInset()) {
+ LyXText * txt = theLockingInset()->getLyXText(this, true);
+ if (txt)
+ return txt;
+ }
+ return text;
}
-BufferView::UpdateCodes operator|(BufferView::UpdateCodes uc1,
- BufferView::UpdateCodes uc2)
+Language const * BufferView::getParentLanguage(InsetOld * inset) const
{
- return static_cast<BufferView::UpdateCodes>
- (static_cast<int>(uc1) | static_cast<int>(uc2));
+ Paragraph const & par = ownerPar(*buffer(), inset);
+ return par.getFontSettings(buffer()->params(),
+ par.getPositionOfInset(inset)).language();
}
-bool BufferView::dispatch(FuncRequest const & ev)
+Encoding const * BufferView::getEncoding() const
{
- return pimpl_->dispatch(ev);
+ LyXText * text = getLyXText();
+ if (!text)
+ return 0;
+
+ return text->cursorPar()->getFont(
+ buffer()->params(),
+ text->cursor.pos(),
+ outerFont(text->cursorPar(), text->ownerParagraphs())
+ ).language()->encoding();
+}
+
+
+void BufferView::haveSelection(bool sel)
+{
+ pimpl_->workarea().haveSelection(sel);
}
-void BufferView::moveCursorUpdate(bool selecting, bool fitcur)
+int BufferView::workHeight() const
{
- pimpl_->moveCursorUpdate(selecting, fitcur);
+ return pimpl_->workarea().workHeight();
}
projects / lyx.git / blobdiff