X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FBufferView.C;h=7e9eec803e7173cda53ffdd0f30cf38768c05db7;hb=8a5d04fd84e344a1ba1cfd3f5cce67d41874cfa3;hp=8fe15ff5eecdbe2e452ae84a8abfbe3311c03298;hpb=556970623c69ca02e2379533f010cd9397809564;p=lyx.git

diff --git a/src/BufferView.C b/src/BufferView.C
index 8fe15ff5ee..7e9eec803e 100644
--- a/src/BufferView.C
+++ b/src/BufferView.C
@@ -1,13 +1,11 @@
-// -*- C++ -*-
-/* This file is part of
- * ====================================================== 
- * 
- *           LyX, The Document Processor
- *        
- *           Copyright 1995 Matthias Ettrich
- *           Copyright 1995-2000 The LyX Team.
+/**
+ * \file BufferView.C
+ * Copyright 1995-2002 the LyX Team
+ * Read the file COPYING
  *
- * ====================================================== */
+ * \author unknown
+ * \author John Levon <moz@compsoc.man.ac.uk>
+ */
 
 #include <config.h>
 
@@ -17,16 +15,56 @@
 
 #include "BufferView.h"
 #include "BufferView_pimpl.h"
+
+#include "BufferView_pimpl.h"
+#include "LaTeX.h"
+#include "WordLangTuple.h"
+#include "buffer.h"
+#include "bufferlist.h"
+#include "debug.h"
+#include "gettext.h"
+#include "iterators.h"
+#include "language.h"
+#include "lyxcursor.h"
+#include "lyxlex.h"
 #include "lyxtext.h"
+#include "undo_funcs.h"
+#include "changes.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/inseterror.h"
+
+#include "support/FileInfo.h"
+#include "support/filetools.h"
+#include "support/lyxfunctional.h" // equal_1st_in_pair
+#include "support/types.h"
+#include "support/lyxalgo.h" // lyx_count
+
+#include <fstream>
 
+extern BufferList bufferlist;
 
-BufferView::BufferView(LyXView * o, int xpos, int ypos,
+using lyx::pos_type;
+
+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,
 		       int width, int height)
-	: pimpl_(new Pimpl(this, o, xpos, ypos, width, height))
+	: pimpl_(new Pimpl(this, owner, xpos, ypos, width, height))
 {
 	text = 0;
-	the_locking_inset = 0;
-	inset_slept = false;
 }
 
 
@@ -43,19 +81,19 @@ Buffer * BufferView::buffer() const
 }
 
 
-LyXView * BufferView::owner() const
+LyXScreen & BufferView::screen() const
 {
-	return pimpl_->owner_;
+	return pimpl_->screen();
 }
 
 
-void BufferView::pushIntoUpdateList(Inset * i)
+LyXView * BufferView::owner() const
 {
-	pimpl_->updatelist.push(i);
+	return pimpl_->owner_;
 }
 
 
-Painter & BufferView::painter() 
+Painter & BufferView::painter() const
 {
 	return pimpl_->painter();
 }
@@ -67,27 +105,23 @@ void BufferView::buffer(Buffer * b)
 }
 
 
-void BufferView::resize(int xpos, int ypos, int width, int height)
-{
-	pimpl_->resize(xpos, ypos, width, height);
-}
-
-
 void BufferView::resize()
 {
-	pimpl_->resize();
+	if (pimpl_->buffer_) {
+		pimpl_->resizeCurrentBuffer();
+	}
 }
 
 
-void BufferView::redraw()
+void BufferView::repaint()
 {
-	pimpl_->redraw();
+	pimpl_->repaint();
 }
 
 
-void BufferView::fitCursor()
+bool BufferView::fitCursor()
 {
-	pimpl_->fitCursor();
+	return pimpl_->fitCursor();
 }
 
 
@@ -103,239 +137,827 @@ void BufferView::updateScrollbar()
 }
 
 
+void BufferView::scrollDocView(int value)
+{
+	pimpl_->scrollDocView(value);
+}
+
+
 void BufferView::redoCurrentBuffer()
 {
 	pimpl_->redoCurrentBuffer();
 }
 
 
-int BufferView::resizeCurrentBuffer()
+bool BufferView::available() const
 {
-	return pimpl_->resizeCurrentBuffer();
+	return pimpl_->available();
 }
 
 
-void BufferView::gotoError()
+Change const BufferView::getCurrentChange()
 {
-	pimpl_->gotoError();
+	return pimpl_->getCurrentChange();
 }
 
+ 
+void BufferView::beforeChange(LyXText * text)
+{
+	pimpl_->beforeChange(text);
+}
 
-extern "C" {
-	void C_BufferView_CursorToggleCB(FL_OBJECT * ob, long buf)
-	{
-		BufferView::cursorToggleCB(ob, buf);
-	}
+
+void BufferView::savePosition(unsigned int i)
+{
+	pimpl_->savePosition(i);
 }
 
 
-void BufferView::enterView()
+void BufferView::restorePosition(unsigned int i)
 {
-	pimpl_->enterView();
+	pimpl_->restorePosition(i);
 }
 
 
-void BufferView::leaveView()
+bool BufferView::isSavedPosition(unsigned int i)
 {
-	pimpl_->leaveView();
+	return pimpl_->isSavedPosition(i);
 }
 
 
-// Callback for scrollbar slider
-void BufferView::scrollCB(double value)
+void BufferView::update(LyXText * text, UpdateCodes f)
 {
-	pimpl_->scrollCB(value);
+	pimpl_->update(text, f);
 }
 
 
-void BufferView::workAreaMotionNotify(int x, int y, unsigned int state)
+void BufferView::switchKeyMap()
 {
-	pimpl_->workAreaMotionNotify(x, y, state);
+	pimpl_->switchKeyMap();
 }
 
 
-///  Single-click on work area
-void BufferView::workAreaButtonPress(int xpos, int ypos, unsigned int button)
+void BufferView::insetUnlock()
 {
-	pimpl_->workAreaButtonPress(xpos, ypos, button);
+	pimpl_->insetUnlock();
 }
 
 
-void BufferView::doubleClick(int x, int y, unsigned int button) 
+int BufferView::workWidth() const
 {
-	pimpl_->doubleClick(x, y, button);
+	return pimpl_->workarea().workWidth();
 }
 
 
-void BufferView::tripleClick(int x, int y, unsigned int button)
+void BufferView::showCursor()
 {
-	pimpl_->tripleClick(x, y, button);
+	pimpl_->showCursor();
 }
 
 
-void BufferView::workAreaButtonRelease(int x, int y, unsigned int button)
+void BufferView::hideCursor()
 {
-	pimpl_->workAreaButtonRelease(x, y, button);
+	pimpl_->hideCursor();
 }
 
 
-void BufferView::workAreaExpose()
+void BufferView::toggleSelection(bool b)
 {
-	pimpl_->workAreaExpose();
+	pimpl_->toggleSelection(b);
 }
 
 
-//  // Callback for cursor timer
-void BufferView::cursorToggleCB(FL_OBJECT * ob, long )
+void BufferView::toggleToggle()
 {
-	BufferView * view = static_cast<BufferView*>(ob->u_vdata);
-	view->pimpl_->cursorToggle();
+	pimpl_->toggleToggle();
 }
 
 
-#ifndef XFORMS_CLIPBOARD
-void BufferView::workAreaSelectionNotify(Window win, XEvent * event)
+void BufferView::center()
 {
-	pimpl_->workAreaSelectionNotify(win, event);
+	pimpl_->center();
 }
-#endif
 
 
-void BufferView::cursorPrevious()
+string const BufferView::getClipboard() const
 {
-	pimpl_->cursorPrevious();
+	return pimpl_->workarea().getClipboard();
 }
 
 
-void BufferView::cursorNext()
+void BufferView::stuffClipboard(string const & stuff) const
 {
-	pimpl_->cursorNext();
+	pimpl_->stuffClipboard(stuff);
 }
 
 
-bool BufferView::available() const
+BufferView::UpdateCodes operator|(BufferView::UpdateCodes uc1,
+				  BufferView::UpdateCodes uc2)
 {
-	return pimpl_->available();
+	return static_cast<BufferView::UpdateCodes>
+		(static_cast<int>(uc1) | static_cast<int>(uc2));
 }
 
 
-void BufferView::beforeChange()
+bool BufferView::dispatch(FuncRequest const & ev)
 {
-	pimpl_->beforeChange();
+	return pimpl_->dispatch(ev);
 }
 
 
-void BufferView::savePosition()
+void BufferView::scroll(int lines)
 {
-	pimpl_->savePosition();
+	pimpl_->scroll(lines);
 }
 
 
-void BufferView::restorePosition()
+int BufferView::defaultHeight() const
 {
-	pimpl_->restorePosition();
+	return text->defaultHeight();
 }
 
 
-void BufferView::update(signed char f)
+
+// 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)
 {
-	pimpl_->update(f);
+	if (filen.empty())
+		return false;
+
+	string const fname = MakeAbsPath(filen);
+
+	// check if file exist
+	FileInfo const fi(fname);
+
+	if (!fi.readable()) {
+		Alert::alert(_("Error!"),
+			   _("Specified file is unreadable: "),
+			   MakeDisplayPath(fname, 50));
+		return false;
+	}
+
+	beforeChange(text);
+
+	ifstream ifs(fname.c_str());
+	if (!ifs) {
+		Alert::err_alert(_("Error! Cannot open specified file:"),
+			   MakeDisplayPath(fname, 50));
+		return false;
+	}
+
+	int const c = ifs.peek();
+
+	LyXLex lex(0, 0);
+	lex.setStream(ifs);
+
+	bool res = true;
+
+	if (c == '#') {
+		lyxerr[Debug::INFO] << "Will insert file with header" << endl;
+		res = buffer()->readFile(lex, fname, text->cursor.par());
+	} else {
+		lyxerr[Debug::INFO] << "Will insert file without header"
+				    << endl;
+		res = buffer()->readLyXformat2(lex, text->cursor.par());
+	}
+
+	resize();
+	return res;
+}
+
+
+bool BufferView::removeAutoInsets()
+{
+	// keep track of which pos and par the cursor was on
+	Paragraph * cursor_par = text->cursor.par();
+	Paragraph * cursor_par_prev = cursor_par ? cursor_par->previous() : 0;
+	Paragraph * cursor_par_next = cursor_par ? cursor_par->next() : 0;
+	pos_type cursor_pos = text->cursor.pos();
+
+	bool found = false;
+
+	// Trap the deletion of the paragraph the cursor is in.
+	// Iterate until we find a paragraph that won't be immediately deleted.
+	// In reality this should mean we only execute the body of the while
+	// loop once at most.  However for safety we iterate rather than just
+	// make this an if () conditional.
+	while ((cursor_par_prev || cursor_par_next)
+	       && text->setCursor(this,
+				  cursor_par_prev ? cursor_par_prev : cursor_par_next,
+				  0)) {
+		// We just removed cursor_par so have to fix the "cursor"
+		if (cursor_par_prev) {
+			// '.' = cursor_par
+			//  a -> a.
+			// .
+			cursor_par = cursor_par_prev;
+			cursor_pos = cursor_par->size();
+		} else {
+			// .  -> .a
+			//  a
+			cursor_par = cursor_par_next;
+			cursor_pos = 0;
+		}
+		cursor_par_prev = cursor_par->previous();
+		cursor_par_next = cursor_par->next();
+	}
+
+	// Iterate through the paragraphs removing autoDelete insets as we go.
+	// If the paragraph ends up empty after all the autoDelete insets are
+	// removed that paragraph will be removed by the next setCursor() call.
+	ParIterator it = buffer()->par_iterator_begin();
+	ParIterator end = buffer()->par_iterator_end();
+	for (; it != end; ++it) {
+		Paragraph * par = *it;
+		Paragraph * par_prev = par ? par->previous() : 0;
+		bool removed = false;
+
+		if (text->setCursor(this, par, 0)
+		    && cursor_par == par_prev) {
+			// The previous setCursor line was deleted and that
+			// was the cursor_par line.  This can only happen if an
+			// error box was the sole item on cursor_par.
+			// It is possible for cursor_par_prev to be stray if
+			// the line it pointed to only had a error box on it
+			// so we have to set it to a known correct value.
+			// This is often the same value it already had.
+			cursor_par_prev = par->previous();
+			if (cursor_par_prev) {
+				// '|' = par, '.' = cursor_par, 'E' = error box
+				// First step below may occur before while{}
+				//  a    |a      a     a     a.
+				//  E -> .E -> |.E -> .  -> |b
+				// .      b      b    |b
+				//  b
+				cursor_par = cursor_par_prev;
+				cursor_pos = cursor_par_prev->size();
+				cursor_par_prev = cursor_par->previous();
+				// cursor_par_next remains the same
+			} else if (cursor_par_next) {
+				// First step below may occur before while{}
+				// .
+				//  E -> |.E -> |.  -> . -> .|a
+				//  a      a      a    |a
+				cursor_par = cursor_par_next;
+				cursor_pos = 0;
+				// cursor_par_prev remains unset
+				cursor_par_next = cursor_par->next();
+			} else {
+				// I can't find a way to trigger this
+				// so it should be unreachable code
+				// unless the buffer is corrupted.
+				lyxerr << "BufferView::removeAutoInsets() is bad\n";
+			}
+		}
+
+		InsetList::iterator pit = par->insetlist.begin();
+		InsetList::iterator pend = par->insetlist.end();
+
+		while (pit != pend) {
+			if (pit.getInset()->autoDelete()) {
+				removed = true;
+				pos_type const pos = pit.getPos();
+
+				par->erase(pos);
+				// We just invalidated par's inset iterators so
+				// we get the next valid iterator position
+				pit = par->insetlist.insetIterator(pos);
+				// and ensure we have a valid end iterator.
+				pend = par->insetlist.end();
+
+				if (cursor_par == par) {
+					// update the saved cursor position
+					if (cursor_pos > pos)
+						--cursor_pos;
+				}
+			} else {
+				++pit;
+			}
+		}
+		if (removed) {
+			found = true;
+			text->redoParagraph(this);
+		}
+	}
+
+	// It is possible that the last line is empty if it was cursor_par
+	// and/or only had an error inset on it.  So we set the cursor to the
+	// start of the doc to force its removal and ensure a valid saved cursor
+	if (text->setCursor(this, text->ownerParagraph(), 0)
+	    && 0 == cursor_par_next) {
+		cursor_par = cursor_par_prev;
+		cursor_pos = cursor_par->size();
+	} else if (cursor_pos > cursor_par->size()) {
+		// Some C-Enter lines were removed by the setCursor call which
+		// then invalidated cursor_pos. It could still be "wrong" because
+		// the cursor may appear to have jumped but since we collapsed
+		// some C-Enter lines this should be a reasonable compromise.
+		cursor_pos = cursor_par->size();
+	}
+
+	// restore the original cursor in its corrected location.
+	text->setCursorIntern(this, cursor_par, cursor_pos);
+
+	return found;
 }
 
 
-void BufferView::setState()
+void BufferView::insertErrors(TeXErrors & terr)
 {
-	pimpl_->setState();
+	// Save the cursor position
+	LyXCursor cursor = text->cursor;
+
+	TeXErrors::Errors::const_iterator cit = terr.begin();
+	TeXErrors::Errors::const_iterator end = terr.end();
+	for (; cit != end; ++cit) {
+		string const desctext(cit->error_desc);
+		string const errortext(cit->error_text);
+		string const msgtxt = desctext + '\n' + errortext;
+		int const errorrow = cit->error_in_line;
+
+		// Insert error string for row number
+		int tmpid = -1;
+		int tmppos = -1;
+
+		if (buffer()->texrow.getIdFromRow(errorrow, tmpid, tmppos)) {
+			buffer()->texrow.increasePos(tmpid, tmppos);
+		}
+
+		Paragraph * texrowpar = 0;
+
+		if (tmpid == -1) {
+			texrowpar = text->ownerParagraph();
+			tmppos = 0;
+		} else {
+			texrowpar = buffer()->getParFromID(tmpid);
+		}
+
+		if (texrowpar == 0)
+			continue;
+
+		freezeUndo();
+		InsetError * new_inset = new InsetError(msgtxt);
+		text->setCursorIntern(this, texrowpar, tmppos);
+		text->insertInset(this, new_inset);
+		text->fullRebreak(this);
+		unFreezeUndo();
+	}
+	// Restore the cursor position
+	text->setCursorIntern(this, cursor.par(), cursor.pos());
 }
 
 
-void BufferView::insetSleep()
+void BufferView::setCursorFromRow(int row)
 {
-	pimpl_->insetSleep();
+	int tmpid = -1;
+	int tmppos = -1;
+
+	buffer()->texrow.getIdFromRow(row, tmpid, tmppos);
+
+	Paragraph * texrowpar;
+
+	if (tmpid == -1) {
+		texrowpar = text->ownerParagraph();
+		tmppos = 0;
+	} else {
+		texrowpar = buffer()->getParFromID(tmpid);
+	}
+	text->setCursor(this, texrowpar, tmppos);
 }
 
 
-void BufferView::insetWakeup()
+bool BufferView::insertInset(Inset * inset, string const & lout)
 {
-	pimpl_->insetWakeup();
+	return pimpl_->insertInset(inset, lout);
 }
 
 
-void BufferView::insetUnlock()
+// This is also a buffer property (ale)
+// Not so sure about that. a goto Label function can not be buffer local, just
+// think how this will work in a multiwindow/buffer environment, all the
+// cursors in all the views showing this buffer will move. (Lgb)
+// OK, then no cursor action should be allowed in buffer. (ale)
+bool BufferView::gotoLabel(string const & label)
 {
-	pimpl_->insetUnlock();
+	for (Buffer::inset_iterator it = buffer()->inset_iterator_begin();
+	     it != buffer()->inset_iterator_end(); ++it) {
+		vector<string> labels = it->getLabelList();
+		if (find(labels.begin(),labels.end(),label)
+		     != labels.end()) {
+			beforeChange(text);
+			text->setCursor(this, it.getPar(), it.getPos());
+			text->selection.cursor = text->cursor;
+			update(text, BufferView::SELECT|BufferView::FITCUR);
+			return true;
+		}
+	}
+	return false;
 }
 
 
-bool BufferView::focus() const
+void BufferView::undo()
 {
-  	return pimpl_->focus();
+	if (!available())
+		return;
+
+	owner()->message(_("Undo"));
+	hideCursor();
+	beforeChange(text);
+	update(text, BufferView::SELECT|BufferView::FITCUR);
+	if (!textUndo(this))
+		owner()->message(_("No further undo information"));
+	else
+		update(text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
+	switchKeyMap();
 }
 
 
-void BufferView::focus(bool f)
+void BufferView::redo()
 {
-  	pimpl_->focus(f);
+	if (!available())
+		return;
+
+	owner()->message(_("Redo"));
+	hideCursor();
+	beforeChange(text);
+	update(text, BufferView::SELECT|BufferView::FITCUR);
+	if (!textRedo(this))
+		owner()->message(_("No further redo information"));
+	else
+		update(text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
+	switchKeyMap();
 }
 
 
-bool BufferView::active() const
+void BufferView::copyEnvironment()
 {
-  	return pimpl_->active();
+	if (available()) {
+		text->copyEnvironmentType();
+		owner()->message(_("Paragraph environment type copied"));
+	}
 }
 
 
-unsigned short BufferView::paperWidth() const
+void BufferView::pasteEnvironment()
 {
-    return text->paperWidth();
+	if (available()) {
+		text->pasteEnvironmentType(this);
+		owner()->message(_("Paragraph environment type set"));
+		update(text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
+	}
 }
 
 
-bool BufferView::belowMouse() const 
+// these functions are for the spellchecker
+WordLangTuple const BufferView::nextWord(float & value)
 {
-	return pimpl_->belowMouse();
+	if (!available()) {
+		value = 1;
+		return WordLangTuple();
+	}
+
+	return text->selectNextWordToSpellcheck(this, value);
 }
 
 
-void BufferView::showCursor()
+void BufferView::selectLastWord()
 {
-	pimpl_->showCursor();
+	if (!available())
+		return;
+
+	LyXCursor cur = text->selection.cursor;
+	hideCursor();
+	beforeChange(text);
+	text->selection.cursor = cur;
+	text->selectSelectedWord(this);
+	toggleSelection(false);
+	update(text, BufferView::SELECT|BufferView::FITCUR);
 }
 
 
-void BufferView::hideCursor()
+void BufferView::endOfSpellCheck()
 {
-	pimpl_->hideCursor();
+	if (!available()) return;
+
+	hideCursor();
+	beforeChange(text);
+	text->selectSelectedWord(this);
+	text->clearSelection();
+	update(text, BufferView::SELECT|BufferView::FITCUR);
 }
 
 
-void BufferView::toggleSelection(bool b)
+void BufferView::replaceWord(string const & replacestring)
 {
-	pimpl_->toggleSelection(b);
+	if (!available())
+		return;
+
+	LyXText * tt = getLyXText();
+	hideCursor();
+	update(tt, BufferView::SELECT|BufferView::FITCUR);
+
+	// clear the selection (if there is any)
+	toggleSelection(false);
+	update(tt, BufferView::SELECT|BufferView::FITCUR);
+
+	// clear the selection (if there is any)
+	toggleSelection(false);
+	tt->replaceSelectionWithString(this, replacestring);
+
+	tt->setSelectionRange(this, 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|BufferView::FITCUR|BufferView::CHANGE);
+}
+// 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
+		char const c = text->cursor.par()->getChar(text->cursor.pos());
+		if (c == Paragraph::META_INSET) {
+			Inset * 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.getInset() == inset) {
+					text->setCursorIntern(this, &*pit, it.getPos());
+					theLockingInset(inset);
+					return true;
+				}
+				if (it.getInset()->getInsetFromID(id)) {
+					text->setCursorIntern(this, &*pit, it.getPos());
+					it.getInset()->edit(this);
+					return theLockingInset()->lockInsetInInset(this, inset);
+				}
+			}
+		}
+		return false;
+	}
+	return theLockingInset()->lockInsetInInset(this, inset);
+}
+
+
+void BufferView::showLockedInsetCursor(int x, int y, int asc, int desc)
+{
+	if (available() && theLockingInset() && !theLockingInset()->nodraw()) {
+		LyXCursor cursor = text->cursor;
+		Inset * locking_inset = theLockingInset()->getLockingInset();
+
+		if ((cursor.pos() - 1 >= 0) &&
+		    cursor.par()->isInset(cursor.pos() - 1) &&
+		    (cursor.par()->getInset(cursor.pos() - 1) ==
+		     locking_inset))
+			text->setCursor(this, cursor,
+					cursor.par(), cursor.pos() - 1);
+		LyXScreen::Cursor_Shape shape = LyXScreen::BAR_SHAPE;
+		LyXText * txt = getLyXText();
+		if (locking_inset->isTextInset() &&
+		    locking_inset->lyxCode() != Inset::ERT_CODE &&
+		    (txt->real_current_font.language() !=
+		     buffer()->params.language
+		     || txt->real_current_font.isVisibleRightToLeft()
+		     != buffer()->params.language->RightToLeft()))
+			shape = (txt->real_current_font.isVisibleRightToLeft())
+				? LyXScreen::REVERSED_L_SHAPE
+				: LyXScreen::L_SHAPE;
+		y += cursor.iy() + theLockingInset()->insetInInsetY();
+		screen().showManualCursor(text, x, y, asc, desc,
+						  shape);
+	}
 }
 
 
-void BufferView::toggleToggle()
+void BufferView::hideLockedInsetCursor()
 {
-	pimpl_->toggleToggle();
+	if (theLockingInset() && available()) {
+		screen().hideCursor();
+	}
 }
 
 
-void BufferView::center() 
+bool BufferView::fitLockedInsetCursor(int x, int y, int asc, int desc)
 {
-	pimpl_->center();
+	if (theLockingInset() && available()) {
+		y += text->cursor.iy() + theLockingInset()->insetInInsetY();
+		if (screen().fitManualCursor(this, text, x, y, asc, desc)) {
+			updateScrollbar();
+			return true;
+		}
+	}
+	return false;
+}
+
+
+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
+		owner()->getDialogs().updateParagraph();
+		finishUndo();
+		return 0;
+	} else if (inset && theLockingInset() &&
+		   theLockingInset()->unlockInsetInInset(this, inset)) {
+		// Tell the paragraph dialog that we changed paragraph
+		owner()->getDialogs().updateParagraph();
+		// owner inset has updated the layout combo
+		finishUndo();
+		return 0;
+	}
+	return bufferlist.unlockInset(inset);
 }
 
 
-#ifdef XFORMS_CLIPBOARD
-void BufferView::pasteClipboard(bool asPara)
+void BufferView::lockedInsetStoreUndo(Undo::undo_kind kind)
 {
-	pimpl_->pasteClipboard(asPara);
+	if (!theLockingInset())
+		return; // shouldn't happen
+	if (kind == Undo::EDIT) // in this case insets would not be stored!
+		kind = Undo::FINISH;
+	setUndo(this, kind,
+		text->cursor.par(),
+		text->cursor.par()->next());
 }
 
 
-void BufferView::stuffClipboard(string const & stuff) const
+void BufferView::updateInset(Inset * inset, bool mark_dirty)
 {
-	pimpl_->stuffClipboard(stuff);
+	pimpl_->updateInset(inset, mark_dirty);
+}
+
+
+bool BufferView::ChangeInsets(Inset::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) {
+		Paragraph * par = *it;
+		bool changed_inset = false;
+		for (InsetList::iterator it2 = par->insetlist.begin();
+		     it2 != par->insetlist.end(); ++it2) {
+			if (it2.getInset()->lyxCode() == code) {
+				InsetCommand * inset = static_cast<InsetCommand *>(it2.getInset());
+				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(this, par, 0);
+				text->redoParagraphs(this, text->cursor,
+						     text->cursor.par()->next());
+				text->fullRebreak(this);
+			}
+		}
+	}
+	text->setCursorIntern(this, 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<string> labels = buffer()->getLabelList();
+
+	if (lyx::count(labels.begin(), labels.end(), from) > 1)
+		return false;
+
+	return ChangeInsets(Inset::REF_CODE, from, to);
+}
+
+
+bool BufferView::ChangeCitationsIfUnique(string const & from,
+					 string const & to)
+{
+	typedef pair<string, string> StringPair;
+
+	vector<StringPair> keys = buffer()->getBibkeyList();
+	if (count_if(keys.begin(), keys.end(),
+		     lyx::equal_1st_in_pair<StringPair>(from))
+	    > 1)
+		return false;
+
+	return ChangeInsets(Inset::CITE_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(Inset * 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(Inset * 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());
+	return font.language()->encoding();
+}
+
+
+void BufferView::haveSelection(bool sel)
+{
+	pimpl_->workarea().haveSelection(sel);
+}
+
+
+int BufferView::workHeight() const
+{
+	return pimpl_->workarea().workHeight();
 }
-#endif