* src/buffer_funcs.[Ch]

- updateCounters renamed to updateLabels
 - void updateLabels(Buffer const & buf,
   ParIterator & it): new convenience function
 - void updateLabels(Buffer const & buf,
   ParIterator & from, ParIterator & to): new convenience function
 - setCounter renamed to setLabel
 - bool tryToUpdateCurrentLabel(Buffer const & buf,
   ParIterator & it): new method
 - needsUpdateCounters: deleted

* src/BufferView_pimpl.C
* src/CutAndPaste.C
* src/frontends/controllers/ControlDocument.C
* src/lyxfunc.C
* src/text.C
* src/text2.C
* src/text3.C
 - fixed the calls to updateLabels


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@13689 a592a061-630c-0410-9148-cb99ea01b6c8

src/BufferView_pimpl.C

@@ -1236,7 +1236,7 @@ bool BufferView::Pimpl::dispatch(FuncRequest const & cmd)
 		lyx::toc::outline(op, buffer_, cursor_.pit());
 		bv_->text()->setCursor(cursor_, cursor_.pit(), 0);
 		buffer_->markDirty();
-		updateCounters(*buffer_);
+		updateLabels(*buffer_);
 		update();
 	}
 

src/CutAndPaste.C

@@ -516,7 +516,7 @@ void cutSelection(LCursor & cur, bool doclear, bool realcut)
 
 		// need a valid cursor. (Lgb)
 		cur.clearSelection();
-		updateCounters(cur.buffer());
+		updateLabels(cur.buffer());
 
 		// tell tabular that a recent copy happened
 		dirtyTabularStack(false);
@@ -610,7 +610,7 @@ void pasteParagraphList(LCursor & cur, ParagraphList const & parlist,
 					     parlist, textclass,
 					     el);
 		bufferErrors(cur.buffer(), el);
-		updateCounters(cur.buffer());
+		updateLabels(cur.buffer());
 		cur.clearSelection();
 		text->setCursor(cur, ppp.first, ppp.second);
 	}

src/buffer_funcs.C

@@ -42,9 +42,13 @@
 #include "support/fs_extras.h"
 #include "support/lyxlib.h"
 
+#include <iostream>
+
 #include <boost/bind.hpp>
 #include <boost/filesystem/operations.hpp>
 
+using namespace std;
+
 using lyx::pit_type;
 using lyx::support::bformat;
 using lyx::support::libFileSearch;
@@ -346,8 +350,8 @@ bool needEnumCounterReset(ParIterator const & it)
 }
 
 
-// set the counter of a paragraph. This includes the labels
-void setCounter(Buffer const & buf, ParIterator & it)
+// set the label of a paragraph. This includes the counters.
+void setLabel(Buffer const & buf, ParIterator & it)
 {
 	Paragraph & par = *it;
 	BufferParams const & bufparams = buf.params();
@@ -505,8 +509,12 @@ void setCounter(Buffer const & buf, ParIterator & it)
 } // anon namespace
 
 
-bool needsUpdateCounters(Buffer const & buf, ParIterator & it)
+bool updateCurrentLabel(Buffer const & buf, 
+	ParIterator & it)	
 {
+    if (it == par_iterator_end(buf.inset()))
+        return true;
+	
 	switch (it->layout()->labeltype) {
 		
 	case LABEL_NO_LABEL:
@@ -516,24 +524,53 @@ bool needsUpdateCounters(Buffer const & buf, ParIterator & it)
 	case LABEL_CENTERED_TOP_ENVIRONMENT:
 	case LABEL_STATIC:
 	case LABEL_ITEMIZE:
-		setCounter(buf, it);
-		return false;
+		setLabel(buf, it);
+		return true;
 
 	case LABEL_SENSITIVE:
 	case LABEL_COUNTER:
 	// do more things with enumerate later
 	case LABEL_ENUMERATE:
-		return true;
+		return false;
+	}
+
+	// This is dead code which get rid of a warning:
+	return true;
+}
+
+
+void updateLabels(Buffer const & buf, 
+	ParIterator & from, ParIterator & to)
+{
+	for (ParIterator it = from; it != to; ++it) {
+		if (it.pit() > it.lastpit())
+			return;
+		if (!updateCurrentLabel (buf, it)) {
+			updateLabels(buf);
+			return;
+		}
 	}
 }
 
 
-void updateCounters(Buffer const & buf)
+void updateLabels(Buffer const & buf, 
+	ParIterator & iter)
 {
-	// start over
+	if (updateCurrentLabel(buf, iter))
+		return;
+
+	updateLabels(buf);
+}
+
+
+void updateLabels(Buffer const & buf)
+{
+	// start over the counters
 	buf.params().getLyXTextClass().counters().reset();
 	
-	for (ParIterator it = par_iterator_begin(buf.inset()); it; ++it) {
+	ParIterator const end = par_iterator_end(buf.inset());
+
+	for (ParIterator it = par_iterator_begin(buf.inset()); it != end; ++it) {
 		// reduce depth if necessary
 		if (it.pit()) {
 			Paragraph const & prevpar = it.plist()[it.pit() - 1];
@@ -543,7 +580,7 @@ void updateCounters(Buffer const & buf)
 			it->params().depth(0);
 
 		// set the counter for this paragraph
-		setCounter(buf, it);
+		setLabel(buf, it);
 	}
 }
 

src/buffer_funcs.h

@@ -49,15 +49,21 @@ int countWords(DocIterator const & from, DocIterator const & to);
 std::string expandLabel(Buffer const & buf, LyXLayout_ptr const & layout,
 			bool appendix);
 
-/// updates current counter and/or label if possible.
+
+/// update labels at "iter".
 /**
-\retval true if a full updateCounters is required.
-\retval false if a full updateCounters is not required.
+A full updateLabels(Buffer const &) will be called if not possible.
 */
-bool needsUpdateCounters(Buffer const & buf, ParIterator & it);
+void updateLabels(Buffer const & buf, ParIterator & it);
+
+/// update labels between "from" and "to" if possible.
+/**
+A full updateLabels(Buffer const &) will be called if not possible.
+*/
+void updateLabels(Buffer const & buf,
+	ParIterator & from, ParIterator & to);
 
 /// updates all counters
-void updateCounters(Buffer const &);
-
+void updateLabels(Buffer const &);
 
 #endif // BUFFER_FUNCS_H

src/frontends/controllers/ControlDocument.C

@@ -104,7 +104,7 @@ void ControlDocument::dispatchParams()
 
 	// redo the numbering if necessary
 	if (new_secnumdepth != old_secnumdepth)
-		updateCounters(kernel().buffer());
+		updateLabels(kernel().buffer());
 
 	// Generate the colours requested by each new branch.
 	BranchList & branchlist = params().branchlist();

src/lyxfunc.C

@@ -1564,7 +1564,7 @@ void LyXFunc::dispatch(FuncRequest const & cmd)
 			view()->setCursor(backcur.asDocIterator(&(buffer->inset())));
 			bufferErrors(*buffer, el);
 			view()->showErrorList(_("Class switch"));
-			updateCounters(*buffer);
+			updateLabels(*buffer);
 			update = true;
 			break;
 		}

src/text.C

@@ -1090,11 +1090,11 @@ void LyXText::breakParagraph(LCursor & cur, bool keep_layout)
 		pars_[next_par].erase(0);
 
 	ParIterator current_it(cur);
-	ParIterator next_it(cur); next_it.pit() = next_par;
+	ParIterator last_it(cur);
+	++last_it;
+	++last_it;
 
-	if (needsUpdateCounters(cur.buffer(), current_it)
-		|| needsUpdateCounters(cur.buffer(), next_it))
-		updateCounters(cur.buffer());
+	updateLabels(cur.buffer(), current_it, last_it);
 
 	// Mark "carriage return" as inserted if change tracking:
 	if (cur.buffer().params().tracking_changes) {
@@ -1677,8 +1677,7 @@ bool LyXText::backspacePos0(LCursor & cur)
 
 		// the counters may have changed
 		ParIterator par_it(cur);
-		if (needsUpdateCounters(cur.buffer(), par_it))
-			updateCounters(cur.buffer());
+		updateLabels(cur.buffer(), par_it);
 
 		setCursor(cur, cur.pit(), cur.pos(), false);
 	}

src/text2.C

@@ -90,7 +90,7 @@ void LyXText::init(BufferView * bv)
 		pars_[pit].rows().clear();
 
 	current_font = getFont(pars_[0], 0);
-	updateCounters(*bv->buffer());
+	updateLabels(*bv->buffer());
 }
 
 
@@ -358,7 +358,7 @@ void LyXText::setLayout(LCursor & cur, string const & layout)
 	pit_type undopit = undoSpan(end - 1);
 	recUndo(start, undopit - 1);
 	setLayout(start, end, layout);
-	updateCounters(cur.buffer());
+	updateLabels(cur.buffer());
 }
 
 
@@ -419,7 +419,7 @@ void LyXText::changeDepth(LCursor & cur, DEPTH_CHANGE type)
 	}
 	// this handles the counter labels, and also fixes up
 	// depth values for follow-on (child) paragraphs
-	updateCounters(cur.buffer());
+	updateLabels(cur.buffer());
 }
 
 
@@ -1274,9 +1274,11 @@ bool LyXText::deleteEmptyParagraphMechanism(LCursor & cur, LCursor & old)
 				cur.resetAnchor();
 			}
 		}
-		ParIterator par_it(old);
-		if (needsUpdateCounters(old.buffer(), par_it))
-			updateCounters(old.buffer());
+		// There is a crash reported by Edwin Leuven (16/04/2006) because of:
+		//ParIterator par_it(old);
+		//updateLabels(old.buffer(), par_it);
+		// So for now we do the full update:
+		updateLabels(old.buffer());
 		return true;
 	}
 

src/text3.C

@@ -342,7 +342,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 		par.params().startOfAppendix(start);
 
 		// we can set the refreshing parameters now
-		updateCounters(cur.buffer());
+		updateLabels(cur.buffer());
 		break;
 	}