Revert wrong previous commit.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@37959 a592a061-630c-0410-9148-cb99ea01b6c8

src/BufferView.cpp

@@ -2364,6 +2364,42 @@ void BufferView::putSelectionAt(DocIterator const & cur,
 }
 
 
+bool BufferView::selectIfEmpty(DocIterator & cur)
+{
+	if (!cur.paragraph().empty())
+		return false;
+
+	pit_type const beg_pit = cur.pit();
+	if (beg_pit > 0) {
+		// The paragraph associated to this item isn't
+		// the first one, so it can be selected
+		cur.backwardPos();
+	} else {
+		// We have to resort to select the space between the
+		// end of this item and the begin of the next one
+		cur.forwardPos();
+	}
+	if (cur.empty()) {
+		// If it is the only item in the document,
+		// nothing can be selected
+		return false;
+	}
+	pit_type const end_pit = cur.pit();
+	pos_type const end_pos = cur.pos();
+	d->cursor_.clearSelection();
+	d->cursor_.reset();
+	d->cursor_.setCursor(cur);
+	d->cursor_.pit() = beg_pit;
+	d->cursor_.pos() = 0;
+	d->cursor_.setSelection(false);
+	d->cursor_.resetAnchor();
+	d->cursor_.pit() = end_pit;
+	d->cursor_.pos() = end_pos;
+	d->cursor_.setSelection();
+	return true;
+}
+
+
 Cursor & BufferView::cursor()
 {
 	return d->cursor_;

src/BufferView.h

@@ -247,6 +247,9 @@ public:
 	void putSelectionAt(DocIterator const & cur,
 		int length, bool backwards);
 
+	/// selects the item at cursor if its paragraph is empty.
+	bool selectIfEmpty(DocIterator & cur);
+
 	/// update the internal \c ViewMetricsInfo.
 	void updateMetrics();
 

src/frontends/qt4/GuiDocument.cpp

@@ -1577,7 +1577,7 @@ void GuiDocument::changeNoteFontColor()
 void GuiDocument::deleteNoteFontColor()
 {
 	// set the button color back to pref
-	theApp()->getRgbColor(Color_notebg, set_notefontcolor);
+	theApp()->getRgbColor(Color_greyedouttext, set_notefontcolor);
 	colorModule->noteFontColorPB->setStyleSheet(
 		colorButtonStyleSheet(rgb2qcolor(set_notefontcolor)));
 	changed();

src/frontends/qt4/GuiErrorList.cpp

@@ -172,11 +172,17 @@ bool GuiErrorList::goTo(int item)
 		return false;
 	}
 
-	// If this paragraph is empty, highlight the previous one
-	while (dit.paragraph().empty())
-		dit.backwardPos();
-
 	// Now make the selection.
+	BufferView * bv = const_cast<BufferView *>(bufferview());
+	if (bv->selectIfEmpty(dit)) {
+		// The paragraph is empty but can be selected
+		bv->processUpdateFlags(Update::Force | Update::FitCursor);
+		return true;
+	}
+	if (dit.empty()) {
+		// The paragraph is empty and cannot be selected
+		return false;
+	}
 	// if pos_end is 0, this means it is end-of-paragraph
 	pos_type const s = dit.paragraph().size();
 	pos_type const end = err.pos_end ? min(err.pos_end, s) : s;
@@ -184,7 +190,6 @@ bool GuiErrorList::goTo(int item)
 	pos_type const range = end == start ? s - start : end - start;
 	// end-of-paragraph cannot be highlighted, so highlight the last thing
 	dit.pos() = range ? start : end - 1;
-	BufferView * bv = const_cast<BufferView *>(bufferview());
 	// FIXME LFUN
 	// If we used an LFUN, we would not need these lines:
 	bv->putSelectionAt(dit, max(range, pos_type(1)), false);

src/frontends/qt4/GuiSelectionManager.cpp

@@ -49,15 +49,10 @@ GuiSelectionManager::GuiSelectionManager(
 	QPushButton * down,
 	QAbstractListModel * amod,
 	QAbstractListModel * smod)
+  : availableLV(avail), selectedLV(sel), addPB(add), deletePB(del),
+		upPB(up), downPB(down), availableModel(amod), selectedModel(smod),
+    selectedHasFocus_(false)
 {
-	availableLV = avail;
-	selectedLV = sel;
-	addPB = add;
-	deletePB = del;
-	upPB = up;
-	downPB = down;
-	availableModel = amod;
-	selectedModel = smod;
 	
 	selectedLV->setModel(smod);
 	availableLV->setModel(amod);
@@ -87,7 +82,6 @@ GuiSelectionManager::GuiSelectionManager(
 	
 	availableLV->installEventFilter(this);
 	selectedLV->installEventFilter(this);
-	selectedHasFocus_ = false;
 }
 
 

src/insets/InsetRef.cpp

@@ -140,25 +140,34 @@ docstring InsetRef::getEscapedLabel(OutputParams const & rp) const
 void InsetRef::latex(otexstream & os, OutputParams const & rp) const
 {
 	string const cmd = getCmdName();
-	docstring const data = getEscapedLabel(rp);
 
-	if (cmd == "eqref" && buffer().params().use_refstyle) {
-		os << '(' << from_ascii("\\ref{") << data << from_ascii("})");
-	} 
-	else if (cmd == "formatted") {
-		docstring label;
-		docstring prefix;
-		docstring const fcmd = getFormattedCmd(data, label, prefix);
-		os << fcmd << '{' << label << '}';
-	}
-	else {
+	// refstyle defines its own version of \eqref
+	if (cmd != "formatted" &&
+	    !(cmd == "eqref" && buffer().params().use_refstyle)
+	   ) {
 		// We don't want to output p_["name"], since that is only used 
 		// in docbook. So we construct new params, without it, and use that.
 		InsetCommandParams p(REF_CODE, cmd);
 		docstring const ref = getParam("reference");
 		p["reference"] = ref;
 		os << p.getCommand(rp);
+		return;
 	}
+
+	// so we're doing a formatted reference of some kind.
+	docstring const data = getEscapedLabel(rp);
+
+	// what we say in the UI is that an "eqref" is supposed to surround the
+	// reference with parentheses, so let's do that.
+	if (cmd == "eqref" /* && buffer().params().use_refstyle */) {
+		os << '(' << from_ascii("\\ref{") << data << from_ascii("})");
+		return;
+	}
+
+	docstring label;
+	docstring prefix;
+	docstring const fcmd = getFormattedCmd(data, label, prefix);
+	os << fcmd << '{' << label << '}';
 }