X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FCompare.cpp;h=60a0b65bb14538d630ceda87873543b406b6d973;hb=4d3a08bf860baca24211e91a6b8569f01bc94a4f;hp=2344f2526daf3c545874ace9f34af510b516c096;hpb=1900eb28343eb004275df21f2157a3727dce6fcf;p=lyx.git

diff --git a/src/Compare.cpp b/src/Compare.cpp
index 2344f2526d..60a0b65bb1 100644
--- a/src/Compare.cpp
+++ b/src/Compare.cpp
@@ -15,10 +15,13 @@
 #include "Author.h"
 #include "BufferParams.h"
 #include "Changes.h"
+#include "CutAndPaste.h"
+#include "ErrorList.h"
 #include "Font.h"
 
 #include "insets/InsetText.h"
 
+#include "support/docstream.h"
 #include "support/lassert.h"
 #include "support/lyxalgo.h"
 #include "support/qstring_helpers.h"
@@ -61,10 +64,10 @@ public:
 		: from(from_), to(to_)
 	{}
 
-	DocRange(Buffer const * buf)
+	DocRange(Buffer const * buf) :
+		from(doc_iterator_begin(buf)),
+		to(doc_iterator_end(buf))
 	{
-		from = doc_iterator_begin(buf);
-		to = doc_iterator_end(buf);
 		to.backwardPos();
 	}
 
@@ -230,8 +233,8 @@ public:
 	Impl(Compare const & compare)
 		: abort_(false), n_(0), m_(0), offset_reverse_diagonal_(0),
 		  odd_offset_(0), compare_(compare),
-		  old_buf_(0), new_buf_(0), dest_buf_(0), dest_pars_(0),
-		  recursion_level_(0), nested_inset_level_(0), D_(0)
+		  old_buf_(nullptr), new_buf_(nullptr), dest_buf_(nullptr),
+		  dest_pars_(nullptr), recursion_level_(0), nested_inset_level_(0), D_(0)
 	{}
 
 	///
@@ -381,7 +384,6 @@ void Compare::run()
 	// Copy the buffer params to the destination buffer
 	dest_buffer->params() = options_.settings_from_new
 		? new_buffer->params() : old_buffer->params();
-
 	// Copy extra authors to the destination buffer
 	AuthorList const & extra_authors = options_.settings_from_new ?
 		old_buffer->params().authors() : new_buffer->params().authors();
@@ -389,12 +391,27 @@ void Compare::run()
 	for (; it != extra_authors.end(); ++it)
 		dest_buffer->params().authors().record(*it);
 
-	doStatusMessage();
+	// We will need this later
+	DocumentClassConstPtr const olddc =
+		dest_buffer->params().documentClassPtr();
+	// We do not want to share the DocumentClass with the other Buffer.
+	// See bug #10295.
+	dest_buffer->params().makeDocumentClass();
 
-	// do the real work
+	doStatusMessage();
+	// Do the real work
 	if (!doCompare())
 		return;
 
+	// The comparison routine simply copies the paragraphs over into the
+	// new buffer with the document class from wherever they came from.
+	// So we need to reset the document class of all the paragraphs.
+	// See bug #10295.
+	ErrorList el;
+	cap::switchBetweenClasses(
+			olddc, dest_buffer->params().documentClassPtr(),
+			static_cast<InsetText &>(dest_buffer->inset()), el);
+
 	finished(pimpl_->abort_);
 	return;
 }
@@ -422,8 +439,8 @@ static void getParagraphList(DocRange const & range,
 	pit_type startpit = range.from.pit();
 	pit_type endpit = range.to.pit();
 	ParagraphList const & ps_ = range.text()->paragraphs();
-	ParagraphList tmp_pars(next(ps_.begin(), startpit),
-		next(ps_.begin(), endpit + 1));
+	ParagraphList tmp_pars(lyx::next(ps_.begin(), startpit),
+		lyx::next(ps_.begin(), endpit + 1));
 
 	// Remove the end of the last paragraph; afterwards, remove the
 	// beginning of the first paragraph. Keep this order - there may only
@@ -719,7 +736,7 @@ bool Compare::Impl::diff(Buffer const * new_buf, Buffer const * old_buf,
 		diff_i(rp_new);
 
 	for (pit_type p = 0; p < (pit_type)dest_pars_->size(); ++p) {
-		(*dest_pars_)[p].setBuffer(const_cast<Buffer &>(*dest_buf));
+		(*dest_pars_)[p].setInsetBuffers(const_cast<Buffer &>(*dest_buf));
 		(*dest_pars_)[p].setInsetOwner(&dest_buf_->inset());
 	}