Simplify some code now that we don't need it for indexes.

This has the effect that inserting nomenclature entries does not
cut the selection (implicit or explicit) but rather copies it, which
seems to me to make a lot more sense. If anyone objects, let me know.

src/Text.h

@@ -112,7 +112,7 @@ public:
 
 	/// ???
 	/// FIXME: replace Cursor with DocIterator.
-	docstring getStringToIndex(Cursor const & cur);
+	docstring getStringForDialog(Cursor & cur);
 
 	/// Convert the paragraphs to a string.
 	/// \param AsStringParameter options. This can contain any combination of

src/Text2.cpp

@@ -432,7 +432,7 @@ void Text::toggleFree(Cursor & cur, Font const & font, bool toggleall)
 }
 
 
-docstring Text::getStringToIndex(Cursor const & cur)
+docstring Text::getStringForDialog(Cursor & cur)
 {
 	LBUFERR(this == cur.text());
 
@@ -442,17 +442,10 @@ docstring Text::getStringToIndex(Cursor const & cur)
 	// Try implicit word selection. If there is a change
 	// in the language the implicit word selection is
 	// disabled.
-	Cursor tmpcur = cur;
-	selectWord(tmpcur, PREVIOUS_WORD);
-
-	if (!tmpcur.selection())
-		cur.message(_("Nothing to index!"));
-	else if (tmpcur.selBegin().pit() != tmpcur.selEnd().pit())
-		cur.message(_("Cannot index more than one paragraph!"));
-	else
-		return tmpcur.selectionAsString(false);
-
-	return docstring();
+	selectWordWhenUnderCursor(cur, WHOLE_WORD);
+	docstring const & retval = cur.selectionAsString(false);
+	cur.clearSelection();
+	return retval;
 }
 
 

src/Text3.cpp

@@ -2128,9 +2128,11 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
 	case LFUN_NOMENCL_INSERT: {
 		InsetCommandParams p(NOMENCL_CODE);
-		if (cmd.argument().empty())
-			p["symbol"] = bv->cursor().innerText()->getStringToIndex(bv->cursor());
-		else
+		if (cmd.argument().empty()) {
+			p["symbol"] = 
+				bv->cursor().innerText()->getStringForDialog(bv->cursor());
+			cur.clearSelection();
+		} else
 			p["symbol"] = cmd.argument();
 		string const data = InsetCommand::params2string(p);
 		bv->showDialog("nomenclature", data);