Refactoring patches

Yuriy Skalko yuriy.skalko at gmail.com
Mon Oct 12 12:33:45 UTC 2020


I've continued with refactoring of LyX codebase. Here are my new patches.

Yuriy
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From 942ddea047c807b1f0fed82f089847be6543ddaa Mon Sep 17 00:00:00 2001
From: Yuriy Skalko <yuriy.skalko at gmail.com>
Date: Fri, 9 Oct 2020 18:50:24 +0300
Subject: [PATCH 1/4] Constify

---
 src/Counters.cpp                |  2 +-
 src/Counters.h                  |  2 +-
 src/Text.h                      |  4 ++--
 src/Text2.cpp                   |  4 ++--
 src/Text3.cpp                   |  2 +-
 src/frontends/qt/Menus.cpp      |  3 +--
 src/insets/InsetFloat.cpp       |  2 +-
 src/lyxfind.cpp                 | 18 +++++++++---------
 src/mathed/InsetMathSideset.cpp |  4 ++--
 src/tex2lyx/table.cpp           |  2 +-
 src/tex2lyx/tex2lyx.h           |  2 +-
 11 files changed, 22 insertions(+), 23 deletions(-)

diff --git a/src/Counters.cpp b/src/Counters.cpp
index 144f5abbb3..32968fca66 100644
--- a/src/Counters.cpp
+++ b/src/Counters.cpp
@@ -412,7 +412,7 @@ bool Counters::remove(docstring const & cnt)
 }
 
 
-void Counters::copy(Counters & from, Counters & to, docstring const & match)
+void Counters::copy(Counters const & from, Counters & to, docstring const & match)
 {
 	for (auto const & ctr : counterList_) {
 		if (ctr.first.find(match) != string::npos || match == "") {
diff --git a/src/Counters.h b/src/Counters.h
index ffc091b2ad..959a2f4133 100644
--- a/src/Counters.h
+++ b/src/Counters.h
@@ -162,7 +162,7 @@ public:
 	bool remove(docstring const & cnt);
 	/// Copy counters whose name matches match from the &from to
 	/// the &to array of counters. Empty string matches all.
-	void copy(Counters & from, Counters & to,
+	void copy(Counters const & from, Counters & to,
 		  docstring const & match = docstring());
 	/** returns the expanded string representation of counter \c
 	 *  c. The \c lang code is used to translate the string.
diff --git a/src/Text.h b/src/Text.h
index 8209b09f1f..723e66b80d 100644
--- a/src/Text.h
+++ b/src/Text.h
@@ -258,9 +258,9 @@ public:
 	 settings are given to the new one.
 	 This function will handle a multi-paragraph selection.
 	 */
-	void setParagraphs(Cursor & cur, docstring const & arg, bool modify = false);
+	void setParagraphs(Cursor const & cur, docstring const & arg, bool modify = false);
 	/// Sets parameters for current or selected paragraphs
-	void setParagraphs(Cursor & cur, ParagraphParameters const & p);
+	void setParagraphs(Cursor const & cur, ParagraphParameters const & p);
 
 	/* these things are for search and replace */
 
diff --git a/src/Text2.cpp b/src/Text2.cpp
index a78700c686..ad5b8aaaa5 100644
--- a/src/Text2.cpp
+++ b/src/Text2.cpp
@@ -487,7 +487,7 @@ void Text::setLabelWidthStringToSequence(Cursor const & cur,
 }
 
 
-void Text::setParagraphs(Cursor & cur, docstring const & arg, bool merge)
+void Text::setParagraphs(Cursor const & cur, docstring const & arg, bool merge)
 {
 	LBUFERR(cur.text());
 
@@ -515,7 +515,7 @@ void Text::setParagraphs(Cursor & cur, docstring const & arg, bool merge)
 }
 
 
-void Text::setParagraphs(Cursor & cur, ParagraphParameters const & p)
+void Text::setParagraphs(Cursor const & cur, ParagraphParameters const & p)
 {
 	LBUFERR(cur.text());
 
diff --git a/src/Text3.cpp b/src/Text3.cpp
index af904041c2..10400f92ef 100644
--- a/src/Text3.cpp
+++ b/src/Text3.cpp
@@ -369,7 +369,7 @@ enum OutlineOp {
 };
 
 
-static void insertSeparator(Cursor & cur, depth_type const depth)
+static void insertSeparator(Cursor const & cur, depth_type const depth)
 {
 	Buffer & buf = *cur.buffer();
 	lyx::dispatch(FuncRequest(LFUN_PARAGRAPH_BREAK));
diff --git a/src/frontends/qt/Menus.cpp b/src/frontends/qt/Menus.cpp
index 5098994d62..5bf058f8b0 100644
--- a/src/frontends/qt/Menus.cpp
+++ b/src/frontends/qt/Menus.cpp
@@ -1929,12 +1929,11 @@ void MenuDefinition::expandEnvironmentSeparators(BufferView const * bv,
 	docstring prevlayout;
 	depth_type current_depth = par.params().depth();
 	// check if we have an environment in our scope
-	Paragraph cpar = par;
 	while (true) {
 		if (pit == 0)
 			break;
 		--pit;
-		cpar = text->getPar(pit);
+		Paragraph cpar = text->getPar(pit);
 		if (cpar.layout().isEnvironment() && prevlayout.empty()
 		    && cpar.params().depth() <= current_depth)
 				prevlayout = cpar.layout().name();
diff --git a/src/insets/InsetFloat.cpp b/src/insets/InsetFloat.cpp
index 4e7db11901..92397dd7a4 100644
--- a/src/insets/InsetFloat.cpp
+++ b/src/insets/InsetFloat.cpp
@@ -627,7 +627,7 @@ std::tuple<InsetCode, const Inset *, const InsetCaption *, const InsetLabel *> d
 
 
 void docbookSubfigures(XMLStream & xs, OutputParams const & runparams, const InsetCaption * caption,
-					   const InsetLabel * label, std::vector<const InsetCollapsible *> & subfigures)
+					   const InsetLabel * label, std::vector<const InsetCollapsible *> const & subfigures)
 {
 	// Ensure there is no label output, it is supposed to be handled as xml:id.
 	OutputParams rpNoLabel = runparams;
diff --git a/src/lyxfind.cpp b/src/lyxfind.cpp
index 5d336b0abc..5b4bd3a15d 100644
--- a/src/lyxfind.cpp
+++ b/src/lyxfind.cpp
@@ -1134,7 +1134,7 @@ public:
   void addIntervall(int upper);
   void addIntervall(int low, int upper); /* if explicit */
   void removeAccents();
-  void setForDefaultLang(KeyInfo &defLang);
+  void setForDefaultLang(KeyInfo const & defLang);
   int findclosing(int start, int end, char up, char down, int repeat);
   void handleParentheses(int lastpos, bool closingAllowed);
   bool hasTitle;
@@ -1162,7 +1162,7 @@ int Intervall::isOpeningPar(int pos)
   return 1;
 }
 
-void Intervall::setForDefaultLang(KeyInfo &defLang)
+void Intervall::setForDefaultLang(KeyInfo const & defLang)
 {
   // Enable the use of first token again
   if (ignoreidx >= 0) {
@@ -1475,7 +1475,7 @@ class LatexInfo {
   void buildEntries(bool);
   void makeKey(const string &, KeyInfo, bool isPatternString);
   void processRegion(int start, int region_end); /*  remove {} parts */
-  void removeHead(KeyInfo&, int count=0);
+  void removeHead(KeyInfo const &, int count=0);
 
  public:
  LatexInfo(string const & par, bool isPatternString)
@@ -1535,8 +1535,8 @@ class LatexInfo {
     }
     return -1;
   };
-  int process(ostringstream &os, KeyInfo &actual);
-  int dispatch(ostringstream &os, int previousStart, KeyInfo &actual);
+  int process(ostringstream & os, KeyInfo const & actual);
+  int dispatch(ostringstream & os, int previousStart, KeyInfo & actual);
   // string show(int lastpos) { return interval.show(lastpos);};
   int nextNotIgnored(int start) { return interval_.nextNotIgnored(start);};
   KeyInfo &getKeyInfo(int keyinfo) {
@@ -2220,7 +2220,7 @@ void LatexInfo::processRegion(int start, int region_end)
   }
 }
 
-void LatexInfo::removeHead(KeyInfo &actual, int count)
+void LatexInfo::removeHead(KeyInfo const & actual, int count)
 {
   if (actual.parenthesiscount == 0) {
     // "{\tiny{} ...}" ==> "{{} ...}"
@@ -2504,7 +2504,7 @@ int LatexInfo::dispatch(ostringstream &os, int previousStart, KeyInfo &actual)
   return nextKeyIdx;
 }
 
-int LatexInfo::process(ostringstream &os, KeyInfo &actual )
+int LatexInfo::process(ostringstream & os, KeyInfo const & actual )
 {
   int end = interval_.nextNotIgnored(actual._dataEnd);
   int oldStart = actual._dataStart;
@@ -3349,7 +3349,7 @@ int findAdvFinalize(DocIterator & cur, MatchStringAdv const & match)
 
 
 /// Finds forward
-int findForwardAdv(DocIterator & cur, MatchStringAdv & match)
+int findForwardAdv(DocIterator & cur, MatchStringAdv const & match)
 {
 	if (!cur)
 		return 0;
@@ -3627,7 +3627,7 @@ static int findAdvReplace(BufferView * bv, FindAndReplaceOptions const & opt, Ma
 		return 0;
 
 	// Build a copy of the replace buffer, adapted to the KeepCase option
-	Buffer & repl_buffer_orig = *theBufferList().getBuffer(FileName(to_utf8(opt.repl_buf_name)), true);
+	Buffer const & repl_buffer_orig = *theBufferList().getBuffer(FileName(to_utf8(opt.repl_buf_name)), true);
 	ostringstream oss;
 	repl_buffer_orig.write(oss);
 	string lyx = oss.str();
diff --git a/src/mathed/InsetMathSideset.cpp b/src/mathed/InsetMathSideset.cpp
index 642e07c16a..7dccfc1727 100644
--- a/src/mathed/InsetMathSideset.cpp
+++ b/src/mathed/InsetMathSideset.cpp
@@ -194,7 +194,7 @@ void InsetMathSideset::metrics(MetricsInfo & mi, Dimension & dim) const
 		tr().metrics(mi, dimtr);
 	}
 
-	BufferView & bv = *mi.base.bv;
+	BufferView const & bv = *mi.base.bv;
 	// FIXME: data copying... not very efficient.
 
 	dim.wid = nwid(bv) + nker(mi.base.bv) + 2 * dx;
@@ -212,7 +212,7 @@ void InsetMathSideset::metrics(MetricsInfo & mi, Dimension & dim) const
 void InsetMathSideset::draw(PainterInfo & pi, int x, int y) const
 {
 	Changer dummy2 = pi.base.changeEnsureMath();
-	BufferView & bv = *pi.base.bv;
+	BufferView const & bv = *pi.base.bv;
 	nuc().draw(pi, x + dxn(bv), y);
 	if (!scriptl_)
 		bl().draw(pi, x          , y);
diff --git a/src/tex2lyx/table.cpp b/src/tex2lyx/table.cpp
index c9f910f709..8196267be5 100644
--- a/src/tex2lyx/table.cpp
+++ b/src/tex2lyx/table.cpp
@@ -939,7 +939,7 @@ void handle_hline_below(RowInfo & ri, vector<CellInfo> & ci)
 
 void handle_tabular(Parser & p, ostream & os, string const & name,
 		    string const & tabularwidth, string const & halign,
-		    Context & context)
+		    Context const & context)
 {
 	bool const is_long_tabular(name == "longtable" || name == "xltabular");
 	bool booktabs = false;
diff --git a/src/tex2lyx/tex2lyx.h b/src/tex2lyx/tex2lyx.h
index 8ce7295c29..c73785ee88 100644
--- a/src/tex2lyx/tex2lyx.h
+++ b/src/tex2lyx/tex2lyx.h
@@ -82,7 +82,7 @@ void parse_math(Parser & p, std::ostream & os, unsigned flags, mode_type mode);
 /// in table.cpp
 void handle_tabular(Parser & p, std::ostream & os, std::string const & name,
 		    std::string const & width, std::string const & halign,
-		    Context & context);
+		    Context const & context);
 
 
 /// in tex2lyx.cpp
-- 
2.28.0.windows.1

-------------- next part --------------
From d1084ed46a5f736f4923c28c836c1e5479cff6d2 Mon Sep 17 00:00:00 2001
From: Yuriy Skalko <yuriy.skalko at gmail.com>
Date: Fri, 9 Oct 2020 20:42:51 +0300
Subject: [PATCH 2/4] Right exception rethrowing

---
 src/Paragraph.cpp                    | 4 ++--
 src/frontends/qt/GuiSpellchecker.cpp | 2 +-
 src/frontends/qt/GuiView.cpp         | 4 ++--
 src/mathed/MathExtern.cpp            | 4 ++--
 4 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/Paragraph.cpp b/src/Paragraph.cpp
index 707e770164..9cd9b8b385 100644
--- a/src/Paragraph.cpp
+++ b/src/Paragraph.cpp
@@ -1103,7 +1103,7 @@ void Paragraph::Private::latexInset(BufferParams const & bparams,
 		// add location information and throw again.
 		e.par_id = id_;
 		e.pos = i;
-		throw(e);
+		throw;
 	}
 
 	if (close)
@@ -2878,7 +2878,7 @@ void Paragraph::latex(BufferParams const & bparams,
 					// add location information and throw again.
 					e.par_id = id();
 					e.pos = i;
-					throw(e);
+					throw;
 				}
 			}
 		}
diff --git a/src/frontends/qt/GuiSpellchecker.cpp b/src/frontends/qt/GuiSpellchecker.cpp
index f210013698..16df37820b 100644
--- a/src/frontends/qt/GuiSpellchecker.cpp
+++ b/src/frontends/qt/GuiSpellchecker.cpp
@@ -557,7 +557,7 @@ void SpellcheckerWidget::Private::check()
 			Alert::warning(message.title_, message.details_);
 			return;
 		}
-		throw message;
+		throw;
 	}
 
 	// end of document or selection?
diff --git a/src/frontends/qt/GuiView.cpp b/src/frontends/qt/GuiView.cpp
index 00f3b96ea4..2da9ce39c9 100644
--- a/src/frontends/qt/GuiView.cpp
+++ b/src/frontends/qt/GuiView.cpp
@@ -2412,7 +2412,7 @@ Buffer * GuiView::loadDocument(FileName const & filename, bool tolastfiles)
 		newBuffer = checkAndLoadLyXFile(filename);
 	} catch (ExceptionMessage const & e) {
 		setBusy(false);
-		throw(e);
+		throw;
 	}
 	setBusy(false);
 
@@ -4878,7 +4878,7 @@ void GuiView::doShowDialog(QString const & qname, QString const & qdata,
 	}
 	catch (ExceptionMessage const & ex) {
 		d.in_show_ = false;
-		throw ex;
+		throw;
 	}
 	d.in_show_ = false;
 }
diff --git a/src/mathed/MathExtern.cpp b/src/mathed/MathExtern.cpp
index 092de56ee5..4d53b28245 100644
--- a/src/mathed/MathExtern.cpp
+++ b/src/mathed/MathExtern.cpp
@@ -1454,7 +1454,7 @@ void writeString(docstring const & s, WriteStream & os)
 				case WriteStream::wsDefault:
 				default:
 					// throw again
-					throw(e);
+					throw;
 				}
 			}
 		}
@@ -1528,7 +1528,7 @@ void writeString(docstring const & s, WriteStream & os)
 			case WriteStream::wsDefault:
 			default:
 				// throw again
-				throw(e);
+				throw;
 			}
 		}
 	}
-- 
2.28.0.windows.1

-------------- next part --------------
From 584f600bd24d61475481a6f4bd083ddac1a25bc6 Mon Sep 17 00:00:00 2001
From: Yuriy Skalko <yuriy.skalko at gmail.com>
Date: Fri, 9 Oct 2020 23:27:50 +0300
Subject: [PATCH 3/4] Add `override` in VCBackend

---
 src/VCBackend.h | 230 ++++++++++++++++++++++++------------------------
 1 file changed, 115 insertions(+), 115 deletions(-)

diff --git a/src/VCBackend.h b/src/VCBackend.h
index 2ee076f2e1..6d4743b35f 100644
--- a/src/VCBackend.h
+++ b/src/VCBackend.h
@@ -152,61 +152,61 @@ public:
 	/// get file from repo, the caller must ensure that it does not exist locally
 	static bool retrieve(support::FileName const & file);
 
-	virtual std::string vcname() const { return "RCS"; };
+	std::string vcname() const override { return "RCS"; };
 
-	virtual void registrer(std::string const & msg);
+	void registrer(std::string const & msg) override;
 
-	virtual bool renameEnabled();
+	bool renameEnabled() override;
 
-	virtual std::string rename(support::FileName const &, std::string const &);
+	std::string rename(support::FileName const &, std::string const &) override;
 
-	virtual bool copyEnabled();
+	bool copyEnabled() override;
 
-	virtual std::string copy(support::FileName const &, std::string const &);
+	std::string copy(support::FileName const &, std::string const &) override;
 
-	virtual LyXVC::CommandResult
-	checkIn(std::string const & msg, std::string & log);
+	LyXVC::CommandResult
+	checkIn(std::string const & msg, std::string & log) override;
 
-	virtual bool checkInEnabled();
+	bool checkInEnabled() override;
 
-	virtual bool isCheckInWithConfirmation();
+	bool isCheckInWithConfirmation() override;
 
-	virtual std::string checkOut();
+	std::string checkOut() override;
 
-	virtual bool checkOutEnabled();
+	bool checkOutEnabled() override;
 
-	virtual std::string repoUpdate();
+	std::string repoUpdate() override;
 
-	virtual bool repoUpdateEnabled();
+	bool repoUpdateEnabled() override;
 
-	virtual std::string lockingToggle();
+	std::string lockingToggle() override;
 
-	virtual bool lockingToggleEnabled();
+	bool lockingToggleEnabled() override;
 
-	virtual bool revert();
+	bool revert() override;
 
-	virtual bool isRevertWithConfirmation();
+	bool isRevertWithConfirmation() override;
 
-	virtual void undoLast();
+	void undoLast() override;
 
-	virtual bool undoLastEnabled();
+	bool undoLastEnabled() override;
 
-	virtual void getLog(support::FileName const &);
+	void getLog(support::FileName const &) override;
 
-	virtual std::string const versionString() const {
+	std::string const versionString() const override {
 		return "RCS: " + version_;
 	}
 
-	virtual bool toggleReadOnlyEnabled();
+	bool toggleReadOnlyEnabled() override;
 
-	virtual std::string revisionInfo(LyXVC::RevisionInfo const info);
+	std::string revisionInfo(LyXVC::RevisionInfo const info) override;
 
-	virtual bool prepareFileRevision(std::string const & rev, std::string & f);
+	bool prepareFileRevision(std::string const & rev, std::string & f) override;
 
-	virtual bool prepareFileRevisionEnabled();
+	bool prepareFileRevisionEnabled() override;
 
 protected:
-	virtual void scanMaster();
+	void scanMaster() override;
 private:
 	bool getRevisionInfo();
 	/**
@@ -238,65 +238,65 @@ public:
 	/// get file from repo, the caller must ensure that it does not exist locally
 	static bool retrieve(support::FileName const & file);
 
-	virtual std::string vcname() const { return "CVS"; };
+	std::string vcname() const override { return "CVS"; };
 
-	virtual void registrer(std::string const & msg);
+	void registrer(std::string const & msg) override;
 
-	virtual bool renameEnabled();
+	bool renameEnabled() override;
 
-	virtual std::string rename(support::FileName const &, std::string const &);
+	std::string rename(support::FileName const &, std::string const &) override;
 
-	virtual bool copyEnabled();
+	bool copyEnabled() override;
 
-	virtual std::string copy(support::FileName const &, std::string const &);
+	std::string copy(support::FileName const &, std::string const &) override;
 
-	virtual LyXVC::CommandResult
-	checkIn(std::string const & msg, std::string & log);
+	LyXVC::CommandResult
+	checkIn(std::string const & msg, std::string & log) override;
 
-	virtual bool checkInEnabled();
+	bool checkInEnabled() override;
 
-	virtual bool isCheckInWithConfirmation();
+	bool isCheckInWithConfirmation() override;
 
-	virtual std::string checkOut();
+	std::string checkOut() override;
 
-	virtual bool checkOutEnabled();
+	bool checkOutEnabled() override;
 
-	virtual std::string repoUpdate();
+	std::string repoUpdate() override;
 
-	virtual bool repoUpdateEnabled();
+	bool repoUpdateEnabled() override;
 
-	virtual std::string lockingToggle();
+	std::string lockingToggle() override;
 
-	virtual bool lockingToggleEnabled();
+	bool lockingToggleEnabled() override;
 
-	virtual bool isRevertWithConfirmation();
+	bool isRevertWithConfirmation() override;
 
-	virtual bool revert();
+	bool revert() override;
 
-	virtual void undoLast();
+	void undoLast() override;
 
-	virtual bool undoLastEnabled();
+	bool undoLastEnabled() override;
 
-	virtual void getLog(support::FileName const &);
+	void getLog(support::FileName const &) override;
 
 	/// Check for messages in cvs output.
 	/// Returns conflict line.
 	std::string scanLogFile(support::FileName const & f, std::string & status);
 
-	virtual std::string const versionString() const {
+	std::string const versionString() const override {
 		return "CVS: " + version_;
 	}
 
-	virtual bool toggleReadOnlyEnabled();
+	bool toggleReadOnlyEnabled() override;
 
-	virtual std::string revisionInfo(LyXVC::RevisionInfo const info);
+	std::string revisionInfo(LyXVC::RevisionInfo const info) override;
 
-	virtual bool prepareFileRevision(std::string const & rev, std::string & f);
+	bool prepareFileRevision(std::string const & rev, std::string & f) override;
 
-	virtual bool prepareFileRevisionEnabled();
+	bool prepareFileRevisionEnabled() override;
 
 protected:
-	virtual void scanMaster();
+	void scanMaster() override;
 	/// the mode of operation for some VC commands
 	enum OperationMode {
 		Directory = 0,
@@ -336,24 +336,24 @@ private:
 			support::FileName const & output);
 
 	/// return the quoted pathname if Directory or filename if File
-	virtual std::string const getTarget(OperationMode opmode) const;
+	std::string const getTarget(OperationMode opmode) const;
 	/// collect the diff of file or directory against repository
 	/// result is placed in temporary file
 	void getDiff(OperationMode opmode, support::FileName const & tmpf);
 	/// make the file ready for editing:
 	/// save a copy in CVS/Base and change file permissions to rw if needed
-	virtual int edit();
+	int edit();
 	/// revert the edit operation
-	virtual int unedit();
+	int unedit();
 	/// retrieve repository changes into working copy
-	virtual int update(OperationMode opmode, support::FileName const & tmpf);
+	int update(OperationMode opmode, support::FileName const & tmpf);
 	/// check readonly state for file
 	/// assume true when file is writable
-	virtual bool isLocked() const;
+	bool isLocked() const;
 	/// query and parse the cvs status of file
-	virtual CvsStatus getStatus();
+	CvsStatus getStatus();
 	/// convert enum to string
-	virtual docstring toString(CvsStatus status) const;
+	docstring toString(CvsStatus status) const;
 
 	/// cache the info values of current file revision
 	/// author, date and time of commit
@@ -379,61 +379,61 @@ public:
 	/// get file from repo, the caller must ensure that it does not exist locally
 	static bool retrieve(support::FileName const & file);
 
-	virtual std::string vcname() const { return "SVN"; };
+	std::string vcname() const override { return "SVN"; };
 
-	virtual void registrer(std::string const & msg);
+	void registrer(std::string const & msg) override;
 
-	virtual bool renameEnabled();
+	bool renameEnabled() override;
 
-	virtual std::string rename(support::FileName const &, std::string const &);
+	std::string rename(support::FileName const &, std::string const &) override;
 
-	virtual bool copyEnabled();
+	bool copyEnabled() override;
 
-	virtual std::string copy(support::FileName const &, std::string const &);
+	std::string copy(support::FileName const &, std::string const &) override;
 
-	virtual LyXVC::CommandResult
-	checkIn(std::string const & msg, std::string & log);
+	LyXVC::CommandResult
+	checkIn(std::string const & msg, std::string & log) override;
 
-	virtual bool checkInEnabled();
+	bool checkInEnabled() override;
 
-	virtual bool isCheckInWithConfirmation();
+	bool isCheckInWithConfirmation() override;
 
-	virtual std::string checkOut();
+	std::string checkOut() override;
 
-	virtual bool checkOutEnabled();
+	bool checkOutEnabled() override;
 
-	virtual std::string repoUpdate();
+	std::string repoUpdate() override;
 
-	virtual bool repoUpdateEnabled();
+	bool repoUpdateEnabled() override;
 
-	virtual std::string lockingToggle();
+	std::string lockingToggle() override;
 
-	virtual bool lockingToggleEnabled();
+	bool lockingToggleEnabled() override;
 
-	virtual bool revert();
+	bool revert() override;
 
-	virtual bool isRevertWithConfirmation();
+	bool isRevertWithConfirmation() override;
 
-	virtual void undoLast();
+	void undoLast() override;
 
-	virtual bool undoLastEnabled();
+	bool undoLastEnabled() override;
 
-	virtual void getLog(support::FileName const &);
+	void getLog(support::FileName const &) override;
 
-	virtual std::string const versionString() const {
+	std::string const versionString() const override {
 		return "SVN: " + rev_file_cache_;
 	}
 
-	virtual bool toggleReadOnlyEnabled();
+	bool toggleReadOnlyEnabled() override;
 
-	virtual std::string revisionInfo(LyXVC::RevisionInfo const info);
+	std::string revisionInfo(LyXVC::RevisionInfo const info) override;
 
-	virtual bool prepareFileRevision(std::string const & rev, std::string & f);
+	bool prepareFileRevision(std::string const & rev, std::string & f) override;
 
-	virtual bool prepareFileRevisionEnabled();
+	bool prepareFileRevisionEnabled() override;
 
 protected:
-	virtual void scanMaster();
+	void scanMaster() override;
 	/// Check for messages in svn output. Returns error.
 	std::string scanLogFile(support::FileName const & f, std::string & status);
 	/// checks locking policy and setup locked_mode_
@@ -489,61 +489,61 @@ public:
 	/// get file from repo, the caller must ensure that it does not exist locally
 	static bool retrieve(support::FileName const & file);
 
-	virtual std::string vcname() const { return "GIT"; };
+	std::string vcname() const override { return "GIT"; };
 
-	virtual void registrer(std::string const & msg);
+	void registrer(std::string const & msg) override;
 
-	virtual bool renameEnabled();
+	bool renameEnabled() override;
 
-	virtual std::string rename(support::FileName const &, std::string const &);
+	std::string rename(support::FileName const &, std::string const &) override;
 
-	virtual bool copyEnabled();
+	bool copyEnabled() override;
 
-	virtual std::string copy(support::FileName const &, std::string const &);
+	std::string copy(support::FileName const &, std::string const &) override;
 
-	virtual LyXVC::CommandResult
-	checkIn(std::string const & msg, std::string & log);
+	LyXVC::CommandResult
+	checkIn(std::string const & msg, std::string & log) override;
 
-	virtual bool checkInEnabled();
+	bool checkInEnabled() override;
 
-	virtual bool isCheckInWithConfirmation();
+	bool isCheckInWithConfirmation() override;
 
-	virtual std::string checkOut();
+	std::string checkOut() override;
 
-	virtual bool checkOutEnabled();
+	bool checkOutEnabled() override;
 
-	virtual std::string repoUpdate();
+	std::string repoUpdate() override;
 
-	virtual bool repoUpdateEnabled();
+	bool repoUpdateEnabled() override;
 
-	virtual std::string lockingToggle();
+	std::string lockingToggle() override;
 
-	virtual bool lockingToggleEnabled();
+	bool lockingToggleEnabled() override;
 
-	virtual bool revert();
+	bool revert() override;
 
-	virtual bool isRevertWithConfirmation();
+	bool isRevertWithConfirmation() override;
 
-	virtual void undoLast();
+	void undoLast() override;
 
-	virtual bool undoLastEnabled();
+	bool undoLastEnabled() override;
 
-	virtual void getLog(support::FileName const &);
+	void getLog(support::FileName const &) override;
 
-	virtual std::string const versionString() const {
+	std::string const versionString() const override {
 		return "GIT: ?";
 	}
 
-	virtual bool toggleReadOnlyEnabled();
+	bool toggleReadOnlyEnabled() override;
 
-	virtual std::string revisionInfo(LyXVC::RevisionInfo const info);
+	std::string revisionInfo(LyXVC::RevisionInfo const info) override;
 
-	virtual bool prepareFileRevision(std::string const & rev, std::string & f);
+	bool prepareFileRevision(std::string const & rev, std::string & f) override;
 
-	virtual bool prepareFileRevisionEnabled();
+	bool prepareFileRevisionEnabled() override;
 
 protected:
-	virtual void scanMaster();
+	void scanMaster() override;
 	/// Check for messages in svn output. Returns error.
 	std::string scanLogFile(support::FileName const & f, std::string & status);
 	/// Check in files \p f with log \p msg
-- 
2.28.0.windows.1

-------------- next part --------------
From 7081d5c9f2e441fdce68d672fd07da6f1c121bfc Mon Sep 17 00:00:00 2001
From: Yuriy Skalko <yuriy.skalko at gmail.com>
Date: Mon, 12 Oct 2020 15:30:07 +0300
Subject: [PATCH 4/4] Remove unused forward declarations and header includes

---
 src/Buffer.h                           | 4 ----
 src/BufferView.h                       | 3 ---
 src/Citation.h                         | 2 --
 src/CoordCache.h                       | 2 --
 src/CutAndPaste.h                      | 1 -
 src/LayoutFile.h                       | 2 --
 src/ParIterator.h                      | 1 -
 src/Paragraph.h                        | 6 ------
 src/ParagraphMetrics.h                 | 6 ------
 src/buffer_funcs.h                     | 2 --
 src/frontends/Application.h            | 7 -------
 src/frontends/Delegates.h              | 1 -
 src/frontends/WorkArea.h               | 3 ---
 src/frontends/qt/GuiApplication.h      | 6 +++---
 src/frontends/qt/GuiCharacter.cpp      | 1 -
 src/frontends/qt/GuiCitation.cpp       | 4 ----
 src/frontends/qt/GuiCitation.h         | 2 --
 src/frontends/qt/GuiCompleter.h        | 2 --
 src/frontends/qt/GuiCounter.cpp        | 2 --
 src/frontends/qt/GuiDocument.cpp       | 1 -
 src/frontends/qt/GuiDocument.h         | 2 --
 src/frontends/qt/GuiErrorList.h        | 2 --
 src/frontends/qt/GuiExternal.cpp       | 1 -
 src/frontends/qt/GuiIndex.cpp          | 2 --
 src/frontends/qt/GuiLog.cpp            | 1 -
 src/frontends/qt/GuiLyXFiles.h         | 4 ----
 src/frontends/qt/GuiNote.cpp           | 2 --
 src/frontends/qt/GuiPainter.h          | 2 --
 src/frontends/qt/GuiPhantom.cpp        | 2 --
 src/frontends/qt/GuiPrefs.cpp          | 2 --
 src/frontends/qt/GuiPrefs.h            | 4 ----
 src/frontends/qt/GuiSelectionManager.h | 2 --
 src/frontends/qt/GuiSpellchecker.h     | 2 --
 src/frontends/qt/GuiTabular.cpp        | 2 --
 src/frontends/qt/GuiToc.cpp            | 1 -
 src/frontends/qt/GuiToc.h              | 1 -
 src/frontends/qt/GuiToolbar.h          | 5 -----
 src/frontends/qt/GuiView.cpp           | 2 --
 src/frontends/qt/GuiWorkArea.h         | 3 +--
 src/frontends/qt/GuiWorkArea_Private.h | 2 --
 src/frontends/qt/LayoutBox.h           | 3 ---
 src/frontends/qt/LyXFileDialog.h       | 2 --
 src/frontends/qt/Menus.cpp             | 1 -
 src/frontends/qt/PanelStack.h          | 3 ---
 src/frontends/qt/TocModel.h            | 1 -
 src/frontends/qt/qt_helpers.h          | 4 ----
 src/graphics/GraphicsCacheItem.h       | 1 -
 src/graphics/PreviewImage.h            | 1 -
 src/insets/ExternalTransforms.h        | 2 --
 src/insets/Inset.h                     | 3 ---
 src/insets/InsetBibitem.h              | 2 --
 src/insets/InsetBibtex.h               | 1 -
 src/insets/InsetCaptionable.h          | 2 ++
 src/insets/InsetCollapsible.h          | 2 --
 src/insets/InsetERT.h                  | 2 --
 src/insets/InsetInclude.h              | 1 -
 src/insets/InsetLabel.h                | 2 --
 src/insets/InsetLayout.cpp             | 1 -
 src/insets/InsetLine.h                 | 2 --
 src/insets/InsetPhantom.cpp            | 1 -
 src/insets/InsetTabular.h              | 1 -
 src/insets/InsetText.h                 | 3 ---
 src/mathed/InsetMath.h                 | 1 -
 src/mathed/InsetMathComment.h          | 2 --
 src/mathed/InsetMathEnv.cpp            | 1 -
 src/mathed/InsetMathExInt.cpp          | 1 -
 src/mathed/InsetMathGrid.h             | 1 -
 src/mathed/InsetMathHull.cpp           | 1 -
 src/mathed/InsetMathMacroTemplate.cpp  | 1 -
 src/mathed/InsetMathNest.cpp           | 1 -
 src/mathed/InsetMathNumber.cpp         | 1 -
 src/mathed/InsetMathTabular.cpp        | 1 -
 src/mathed/InsetMathXArrow.cpp         | 1 -
 src/mathed/MacroTable.cpp              | 1 -
 src/mathed/MacroTable.h                | 1 -
 src/mathed/MathAtom.h                  | 1 -
 src/mathed/MathRow.cpp                 | 2 --
 src/support/SystemcallPrivate.h        | 2 --
 78 files changed, 6 insertions(+), 156 deletions(-)

diff --git a/src/Buffer.h b/src/Buffer.h
index e8f0aea875..8aa8478500 100644
--- a/src/Buffer.h
+++ b/src/Buffer.h
@@ -39,9 +39,6 @@ class FuncRequest;
 class FuncStatus;
 class Inset;
 class InsetLabel;
-class InsetRef;
-class Font;
-class Format;
 class Lexer;
 class Text;
 class LyXVC;
@@ -52,7 +49,6 @@ class MacroNameSet;
 class MacroSet;
 class OutputParams;
 class otexstream;
-class Paragraph;
 class ParConstIterator;
 class ParIterator;
 class ParagraphList;
diff --git a/src/BufferView.h b/src/BufferView.h
index 2f6e429dd0..4a020eb3b2 100644
--- a/src/BufferView.h
+++ b/src/BufferView.h
@@ -37,7 +37,6 @@ class CursorSlice;
 class Dimension;
 class DispatchResult;
 class DocIterator;
-class DocumentClass;
 class FuncRequest;
 class FuncStatus;
 class Intl;
@@ -45,10 +44,8 @@ class Inset;
 class Length;
 class MathData;
 class MathRow;
-class ParIterator;
 class ParagraphMetrics;
 class Point;
-class Row;
 class TexRow;
 class Text;
 class TextMetrics;
diff --git a/src/Citation.h b/src/Citation.h
index 8aeb56c3e5..b7af22b751 100644
--- a/src/Citation.h
+++ b/src/Citation.h
@@ -18,8 +18,6 @@
 
 namespace lyx {
 
-class Buffer;
-
 
 enum CiteEngineType {
 	ENGINE_TYPE_AUTHORYEAR = 1,
diff --git a/src/CoordCache.h b/src/CoordCache.h
index 9871819c10..38842be83c 100644
--- a/src/CoordCache.h
+++ b/src/CoordCache.h
@@ -21,9 +21,7 @@
 namespace lyx {
 
 class Inset;
-class Text;
 class MathData;
-class Paragraph;
 
 void lyxbreaker(void const * data, const char * hint, int size);
 
diff --git a/src/CutAndPaste.h b/src/CutAndPaste.h
index a6ce3fc74d..54ca4e3dfd 100644
--- a/src/CutAndPaste.h
+++ b/src/CutAndPaste.h
@@ -25,7 +25,6 @@
 
 namespace lyx {
 
-class DocumentClass;
 class ErrorList;
 class InsetText;
 class Cursor;
diff --git a/src/LayoutFile.h b/src/LayoutFile.h
index 7fcc820bbf..fe86532266 100644
--- a/src/LayoutFile.h
+++ b/src/LayoutFile.h
@@ -24,8 +24,6 @@
 
 namespace lyx {
 
-class Layout;
-
 /// Index into LayoutFileList. Basically a 'strong typedef'.
 class LayoutFileIndex {
 public:
diff --git a/src/ParIterator.h b/src/ParIterator.h
index a763183838..a4e410b7e2 100644
--- a/src/ParIterator.h
+++ b/src/ParIterator.h
@@ -21,7 +21,6 @@ namespace lyx {
 
 class Buffer;
 class Inset;
-class Text;
 class ParagraphList;
 
 
diff --git a/src/Paragraph.h b/src/Paragraph.h
index 597a10b764..0752dfeb0a 100644
--- a/src/Paragraph.h
+++ b/src/Paragraph.h
@@ -32,22 +32,16 @@ class AuthorList;
 class Buffer;
 class BufferParams;
 class Change;
-class Counters;
-class Cursor;
-class CursorSlice;
 class DocIterator;
 class docstring_list;
 class DocumentClass;
 class Inset;
-class InsetBibitem;
 class LaTeXFeatures;
 class InsetList;
 class Language;
 class Layout;
 class Font;
-class MetricsInfo;
 class OutputParams;
-class PainterInfo;
 class ParagraphParameters;
 class TocBackend;
 class WordLangTuple;
diff --git a/src/ParagraphMetrics.h b/src/ParagraphMetrics.h
index 9ddc1b0211..17d68b5ba8 100644
--- a/src/ParagraphMetrics.h
+++ b/src/ParagraphMetrics.h
@@ -32,14 +32,8 @@ namespace lyx {
  */
 typedef std::vector<Row> RowList;
 
-class Buffer;
 class BufferView;
-class BufferParams;
-class Font;
-class Inset;
 class Paragraph;
-class MetricsInfo;
-class PainterInfo;
 
 /// Helper class for paragraph metrics.
 class ParagraphMetrics {
diff --git a/src/buffer_funcs.h b/src/buffer_funcs.h
index 12aa84123e..7d0bd07f84 100644
--- a/src/buffer_funcs.h
+++ b/src/buffer_funcs.h
@@ -19,8 +19,6 @@ namespace lyx {
 namespace support { class FileName; }
 
 class Buffer;
-class DocIterator;
-class ParIterator;
 
 /**
  *  Checks and loads a LyX file \param filename.
diff --git a/src/frontends/Application.h b/src/frontends/Application.h
index 49bf68ddd0..5e3b37a7f1 100644
--- a/src/frontends/Application.h
+++ b/src/frontends/Application.h
@@ -25,22 +25,15 @@
 
 namespace lyx {
 
-class BufferView;
 class Buffer;
 class DispatchResult;
 class docstring_list;
 class FuncRequest;
 class FuncStatus;
 class Inset;
-class Lexer;
-struct RGBColor;
 
 namespace frontend {
 
-class Clipboard;
-class FontLoader;
-class Selection;
-
 /// The main application class
 /**
 There should be only one instance of this class. No Qt object
diff --git a/src/frontends/Delegates.h b/src/frontends/Delegates.h
index b5844470e1..c50df6b33f 100644
--- a/src/frontends/Delegates.h
+++ b/src/frontends/Delegates.h
@@ -16,7 +16,6 @@
 
 namespace lyx {
 
-class Buffer;
 class DocIterator;
 class Inset;
 
diff --git a/src/frontends/WorkArea.h b/src/frontends/WorkArea.h
index 743c1145a5..d6912fc7fa 100644
--- a/src/frontends/WorkArea.h
+++ b/src/frontends/WorkArea.h
@@ -18,9 +18,6 @@
 
 namespace lyx {
 
-class BufferView;
-class KeySymbol;
-
 namespace frontend {
 
 /**
diff --git a/src/frontends/qt/GuiApplication.h b/src/frontends/qt/GuiApplication.h
index 4e0983b134..a121b957a6 100644
--- a/src/frontends/qt/GuiApplication.h
+++ b/src/frontends/qt/GuiApplication.h
@@ -29,7 +29,6 @@ class QFont;
 
 namespace lyx {
 
-class BufferView;
 class ColorCache;
 class KeySymbol;
 
@@ -39,10 +38,11 @@ class FileName;
 
 namespace frontend {
 
+class Clipboard;
+class FontLoader;
 class GuiView;
-class GuiWorkArea;
 class Menus;
-class SocketNotifier;
+class Selection;
 class Toolbars;
 
 /// The Qt main application class
diff --git a/src/frontends/qt/GuiCharacter.cpp b/src/frontends/qt/GuiCharacter.cpp
index d1d4336fc2..cfa481c832 100644
--- a/src/frontends/qt/GuiCharacter.cpp
+++ b/src/frontends/qt/GuiCharacter.cpp
@@ -18,7 +18,6 @@
 #include "GuiApplication.h"
 #include "qt_helpers.h"
 
-#include "Font.h"
 #include "Buffer.h"
 #include "BufferParams.h"
 #include "BufferView.h"
diff --git a/src/frontends/qt/GuiCitation.cpp b/src/frontends/qt/GuiCitation.cpp
index 951bad8612..d7e5ae0199 100644
--- a/src/frontends/qt/GuiCitation.cpp
+++ b/src/frontends/qt/GuiCitation.cpp
@@ -22,7 +22,6 @@
 
 #include "Buffer.h"
 #include "BufferView.h"
-#include "BiblioInfo.h"
 #include "BufferParams.h"
 #include "TextClass.h"
 #include "FuncRequest.h"
@@ -42,9 +41,6 @@
 #include <QStandardItemModel>
 #include <QVariant>
 
-#include <vector>
-#include <string>
-
 #undef KeyPress
 
 #include "support/regex.h"
diff --git a/src/frontends/qt/GuiCitation.h b/src/frontends/qt/GuiCitation.h
index db7ac31249..7e65fe64cb 100644
--- a/src/frontends/qt/GuiCitation.h
+++ b/src/frontends/qt/GuiCitation.h
@@ -31,8 +31,6 @@
 
 namespace lyx {
 
-class BiblioInfo;
-
 namespace frontend {
 
 class GuiSelectionManager;
diff --git a/src/frontends/qt/GuiCompleter.h b/src/frontends/qt/GuiCompleter.h
index 54ea5f0559..9cf5ad96d6 100644
--- a/src/frontends/qt/GuiCompleter.h
+++ b/src/frontends/qt/GuiCompleter.h
@@ -20,8 +20,6 @@
 
 namespace lyx {
 
-class Buffer;
-
 namespace frontend {
 
 class GuiWorkArea;
diff --git a/src/frontends/qt/GuiCounter.cpp b/src/frontends/qt/GuiCounter.cpp
index db081a46c5..d7685bc7bb 100644
--- a/src/frontends/qt/GuiCounter.cpp
+++ b/src/frontends/qt/GuiCounter.cpp
@@ -25,8 +25,6 @@
 #include "support/gettext.h"
 #include "support/lstrings.h"
 
-#include "qt_helpers.h"
-
 #include <map>
 //#include <vector>
 
diff --git a/src/frontends/qt/GuiDocument.cpp b/src/frontends/qt/GuiDocument.cpp
index d776ad5e3b..42b1932ac0 100644
--- a/src/frontends/qt/GuiDocument.cpp
+++ b/src/frontends/qt/GuiDocument.cpp
@@ -27,7 +27,6 @@
 #include "BranchList.h"
 #include "buffer_funcs.h"
 #include "Buffer.h"
-#include "BufferParams.h"
 #include "BufferView.h"
 #include "CiteEnginesList.h"
 #include "Color.h"
diff --git a/src/frontends/qt/GuiDocument.h b/src/frontends/qt/GuiDocument.h
index 2ef9d250f9..73cc4d6b8b 100644
--- a/src/frontends/qt/GuiDocument.h
+++ b/src/frontends/qt/GuiDocument.h
@@ -42,10 +42,8 @@
 
 namespace lyx {
 
-class BufferParams;
 class LayoutModuleList;
 class LyXModule;
-class TextClass;
 
 namespace support {
 	class TempFile;
diff --git a/src/frontends/qt/GuiErrorList.h b/src/frontends/qt/GuiErrorList.h
index 30d9e44350..bc84888253 100644
--- a/src/frontends/qt/GuiErrorList.h
+++ b/src/frontends/qt/GuiErrorList.h
@@ -16,8 +16,6 @@
 #include "ErrorList.h"
 #include "ui_ErrorListUi.h"
 
-class QListWidgetItem;
-
 namespace lyx {
 namespace frontend {
 
diff --git a/src/frontends/qt/GuiExternal.cpp b/src/frontends/qt/GuiExternal.cpp
index eb71aad4d1..3a4ab2c91e 100644
--- a/src/frontends/qt/GuiExternal.cpp
+++ b/src/frontends/qt/GuiExternal.cpp
@@ -21,7 +21,6 @@
 
 #include "insets/ExternalSupport.h"
 #include "insets/ExternalTemplate.h"
-#include "insets/InsetExternal.h"
 
 #include "graphics/epstools.h"
 #include "graphics/GraphicsCache.h"
diff --git a/src/frontends/qt/GuiIndex.cpp b/src/frontends/qt/GuiIndex.cpp
index 7800bad2d4..a59ac3953f 100644
--- a/src/frontends/qt/GuiIndex.cpp
+++ b/src/frontends/qt/GuiIndex.cpp
@@ -21,8 +21,6 @@
 #include "FuncRequest.h"
 #include "IndicesList.h"
 
-#include "insets/InsetIndex.h"
-
 #include <QPushButton>
 
 using namespace std;
diff --git a/src/frontends/qt/GuiLog.cpp b/src/frontends/qt/GuiLog.cpp
index 6851994701..16979138d8 100644
--- a/src/frontends/qt/GuiLog.cpp
+++ b/src/frontends/qt/GuiLog.cpp
@@ -21,7 +21,6 @@
 #include "frontends/Clipboard.h"
 
 #include "support/docstring.h"
-#include "support/FileName.h"
 #include "support/gettext.h"
 #include "support/lstrings.h"
 
diff --git a/src/frontends/qt/GuiLyXFiles.h b/src/frontends/qt/GuiLyXFiles.h
index 4d762fc20c..e22dafc2ef 100644
--- a/src/frontends/qt/GuiLyXFiles.h
+++ b/src/frontends/qt/GuiLyXFiles.h
@@ -18,12 +18,8 @@
 
 #include <vector>
 
-class QListWidgetItem;
-
 namespace lyx {
 
-class Format;
-
 namespace frontend {
 
 class GuiLyXFiles : public GuiDialog, public Ui::LyXFilesUi
diff --git a/src/frontends/qt/GuiNote.cpp b/src/frontends/qt/GuiNote.cpp
index 6c87850d40..a70a809dfa 100644
--- a/src/frontends/qt/GuiNote.cpp
+++ b/src/frontends/qt/GuiNote.cpp
@@ -15,8 +15,6 @@
 #include "FuncRequest.h"
 #include "support/gettext.h"
 
-#include "insets/InsetNote.h"
-
 using namespace std;
 
 namespace lyx {
diff --git a/src/frontends/qt/GuiPainter.h b/src/frontends/qt/GuiPainter.h
index 22d69a7fe3..2e2a7f2ec8 100644
--- a/src/frontends/qt/GuiPainter.h
+++ b/src/frontends/qt/GuiPainter.h
@@ -21,8 +21,6 @@
 #include <QPainterPath>
 #include <stack>
 
-class QString;
-
 namespace lyx {
 
 class FontInfo;
diff --git a/src/frontends/qt/GuiPhantom.cpp b/src/frontends/qt/GuiPhantom.cpp
index 973ec823c0..1aff3afd3c 100644
--- a/src/frontends/qt/GuiPhantom.cpp
+++ b/src/frontends/qt/GuiPhantom.cpp
@@ -14,8 +14,6 @@
 #include "FuncRequest.h"
 #include "support/gettext.h"
 
-#include "insets/InsetPhantom.h"
-
 using namespace std;
 
 namespace lyx {
diff --git a/src/frontends/qt/GuiPrefs.cpp b/src/frontends/qt/GuiPrefs.cpp
index 01d7d9bf9d..4d433ef688 100644
--- a/src/frontends/qt/GuiPrefs.cpp
+++ b/src/frontends/qt/GuiPrefs.cpp
@@ -19,7 +19,6 @@
 #include "GuiFontExample.h"
 #include "GuiFontLoader.h"
 #include "GuiKeySymbol.h"
-#include "GuiLyXFiles.h"
 #include "GuiView.h"
 #include "qt_helpers.h"
 #include "Validator.h"
@@ -31,7 +30,6 @@
 #include "ConverterCache.h"
 #include "FontEnums.h"
 #include "FuncRequest.h"
-#include "KeyMap.h"
 #include "KeySequence.h"
 #include "Language.h"
 #include "LyXAction.h"
diff --git a/src/frontends/qt/GuiPrefs.h b/src/frontends/qt/GuiPrefs.h
index cb810c57f7..90cf142185 100644
--- a/src/frontends/qt/GuiPrefs.h
+++ b/src/frontends/qt/GuiPrefs.h
@@ -50,10 +50,6 @@
 
 namespace lyx {
 
-class Converters;
-class Formats;
-class Movers;
-
 namespace frontend {
 
 class PrefModule;
diff --git a/src/frontends/qt/GuiSelectionManager.h b/src/frontends/qt/GuiSelectionManager.h
index 7a7d71d7e7..dbf93893e9 100644
--- a/src/frontends/qt/GuiSelectionManager.h
+++ b/src/frontends/qt/GuiSelectionManager.h
@@ -15,9 +15,7 @@
 #include <QObject>
 
 class QAbstractItemModel;
-class QAbstractListModel;
 class QModelIndex;
-class QListView;
 class QPushButton;
 class QVariant;
 class QAbstractItemView;
diff --git a/src/frontends/qt/GuiSpellchecker.h b/src/frontends/qt/GuiSpellchecker.h
index 79c70880f0..b113e75513 100644
--- a/src/frontends/qt/GuiSpellchecker.h
+++ b/src/frontends/qt/GuiSpellchecker.h
@@ -22,8 +22,6 @@ class QListWidgetItem;
 
 namespace lyx {
 
-class docstring_list;
-
 namespace frontend {
 
 class SpellcheckerWidget : public QTabWidget
diff --git a/src/frontends/qt/GuiTabular.cpp b/src/frontends/qt/GuiTabular.cpp
index 1df93d86ab..ce28491b34 100644
--- a/src/frontends/qt/GuiTabular.cpp
+++ b/src/frontends/qt/GuiTabular.cpp
@@ -31,8 +31,6 @@
 #include "LyX.h"
 #include "LyXRC.h"
 
-#include "insets/InsetTabular.h"
-
 #include "support/convert.h"
 #include "support/debug.h"
 #include "support/lstrings.h"
diff --git a/src/frontends/qt/GuiToc.cpp b/src/frontends/qt/GuiToc.cpp
index 793ee1efd2..e9ee840fd8 100644
--- a/src/frontends/qt/GuiToc.cpp
+++ b/src/frontends/qt/GuiToc.cpp
@@ -14,7 +14,6 @@
 
 #include "GuiToc.h"
 #include "GuiView.h"
-#include "DockView.h"
 #include "TocWidget.h"
 #include "qt_helpers.h"
 
diff --git a/src/frontends/qt/GuiToc.h b/src/frontends/qt/GuiToc.h
index 7e6df1db1b..7add981050 100644
--- a/src/frontends/qt/GuiToc.h
+++ b/src/frontends/qt/GuiToc.h
@@ -20,7 +20,6 @@
 namespace lyx {
 namespace frontend {
 
-class TocModel;
 class TocWidget;
 
 class GuiToc : public DockView
diff --git a/src/frontends/qt/GuiToolbar.h b/src/frontends/qt/GuiToolbar.h
index 8f4d4d927f..53f3c9a454 100644
--- a/src/frontends/qt/GuiToolbar.h
+++ b/src/frontends/qt/GuiToolbar.h
@@ -26,17 +26,12 @@ class QSettings;
 
 namespace lyx {
 
-class DocumentClass;
-class Inset;
-
 namespace frontend {
 
 class Action;
 class GuiCommandBuffer;
-class GuiLayoutFilterModel;
 class GuiToolbar;
 class GuiView;
-class LayoutBox;
 class ToolbarInfo;
 class ToolbarItem;
 
diff --git a/src/frontends/qt/GuiView.cpp b/src/frontends/qt/GuiView.cpp
index 2da9ce39c9..24a7eb809e 100644
--- a/src/frontends/qt/GuiView.cpp
+++ b/src/frontends/qt/GuiView.cpp
@@ -73,9 +73,7 @@
 #include "support/debug.h"
 #include "support/ExceptionMessage.h"
 #include "support/FileName.h"
-#include "support/filetools.h"
 #include "support/gettext.h"
-#include "support/filetools.h"
 #include "support/ForkedCalls.h"
 #include "support/lassert.h"
 #include "support/lstrings.h"
diff --git a/src/frontends/qt/GuiWorkArea.h b/src/frontends/qt/GuiWorkArea.h
index d64dfe85ce..2f155bf7c1 100644
--- a/src/frontends/qt/GuiWorkArea.h
+++ b/src/frontends/qt/GuiWorkArea.h
@@ -22,14 +22,13 @@
 #include <QTabBar>
 #include <QTabWidget>
 
-class QDragEnterEvent;
-class QDropEvent;
 class QToolButton;
 class QWidget;
 
 namespace lyx {
 
 class Buffer;
+class BufferView;
 class FuncRequest;
 
 namespace frontend {
diff --git a/src/frontends/qt/GuiWorkArea_Private.h b/src/frontends/qt/GuiWorkArea_Private.h
index 39130162ad..e716323916 100644
--- a/src/frontends/qt/GuiWorkArea_Private.h
+++ b/src/frontends/qt/GuiWorkArea_Private.h
@@ -22,8 +22,6 @@
 
 namespace lyx {
 
-class Buffer;
-
 namespace frontend {
 
 class GuiCompleter;
diff --git a/src/frontends/qt/LayoutBox.h b/src/frontends/qt/LayoutBox.h
index 3980b6f0e6..a3d174e01a 100644
--- a/src/frontends/qt/LayoutBox.h
+++ b/src/frontends/qt/LayoutBox.h
@@ -22,9 +22,6 @@
 
 namespace lyx {
 
-class DocumentClass;
-class Inset;
-
 namespace frontend {
 
 class GuiView;
diff --git a/src/frontends/qt/LyXFileDialog.h b/src/frontends/qt/LyXFileDialog.h
index 60d7fd2d6d..769dc60d8c 100644
--- a/src/frontends/qt/LyXFileDialog.h
+++ b/src/frontends/qt/LyXFileDialog.h
@@ -16,8 +16,6 @@
 
 #include <QFileDialog>
 
-class QToolButton;
-
 namespace lyx {
 
 class LyXFileDialog : public QFileDialog
diff --git a/src/frontends/qt/Menus.cpp b/src/frontends/qt/Menus.cpp
index 5bf058f8b0..03fed5cda6 100644
--- a/src/frontends/qt/Menus.cpp
+++ b/src/frontends/qt/Menus.cpp
@@ -29,7 +29,6 @@
 #include "Buffer.h"
 #include "BufferList.h"
 #include "BufferParams.h"
-#include "BufferView.h"
 #include "Converter.h"
 #include "CutAndPaste.h"
 #include "Floating.h"
diff --git a/src/frontends/qt/PanelStack.h b/src/frontends/qt/PanelStack.h
index 5c470aae21..220afeec79 100644
--- a/src/frontends/qt/PanelStack.h
+++ b/src/frontends/qt/PanelStack.h
@@ -18,10 +18,7 @@
 #include <QHash>
 #include <QWidget>
 
-class QAbstractButton;
 class QHideEvent;
-class QLineEdit;
-class QPushButton;
 class QStackedWidget;
 class QTimer;
 class QTreeWidget;
diff --git a/src/frontends/qt/TocModel.h b/src/frontends/qt/TocModel.h
index ad65cdc288..b2d74a2b51 100644
--- a/src/frontends/qt/TocModel.h
+++ b/src/frontends/qt/TocModel.h
@@ -19,7 +19,6 @@
 
 namespace lyx {
 
-class Buffer;
 class BufferView;
 class DocIterator;
 class FuncRequest;
diff --git a/src/frontends/qt/qt_helpers.h b/src/frontends/qt/qt_helpers.h
index f0e535fe81..aff144b055 100644
--- a/src/frontends/qt/qt_helpers.h
+++ b/src/frontends/qt/qt_helpers.h
@@ -25,17 +25,13 @@
 
 class QComboBox;
 class QLineEdit;
-class QCheckBox;
 class QString;
 class QWidget;
-template <class T> class QList;
 
 namespace lyx {
 
 namespace support { class FileName; }
 
-class BufferParams;
-
 namespace frontend {
 
 class LengthCombo;
diff --git a/src/graphics/GraphicsCacheItem.h b/src/graphics/GraphicsCacheItem.h
index 6f7f968bc6..ba5efe6b2a 100644
--- a/src/graphics/GraphicsCacheItem.h
+++ b/src/graphics/GraphicsCacheItem.h
@@ -40,7 +40,6 @@ namespace support { class FileName; }
 namespace graphics {
 
 class Image;
-class Converter;
 
 /// A graphics::Cache item holder.
 class CacheItem {
diff --git a/src/graphics/PreviewImage.h b/src/graphics/PreviewImage.h
index 6b5ac7e66c..bea2553eeb 100644
--- a/src/graphics/PreviewImage.h
+++ b/src/graphics/PreviewImage.h
@@ -22,7 +22,6 @@ class Dimension;
 
 namespace graphics {
 
-class Cache;
 class PreviewLoader;
 class Image;
 
diff --git a/src/insets/ExternalTransforms.h b/src/insets/ExternalTransforms.h
index e880158dc1..10c3dccd12 100644
--- a/src/insets/ExternalTransforms.h
+++ b/src/insets/ExternalTransforms.h
@@ -27,8 +27,6 @@
 
 namespace lyx {
 
-class Lexer;
-
 namespace external {
 
 /*
diff --git a/src/insets/Inset.h b/src/insets/Inset.h
index 5557e25fc9..d2be340195 100644
--- a/src/insets/Inset.h
+++ b/src/insets/Inset.h
@@ -31,7 +31,6 @@
 
 namespace lyx {
 
-class BiblioInfo;
 class Buffer;
 class BufferView;
 class Change;
@@ -59,11 +58,9 @@ class MathAtom;
 class MetricsInfo;
 class OutputParams;
 class PainterInfo;
-class ParConstIterator;
 class ParIterator;
 class Text;
 class TocBackend;
-class TocList;
 class XMLStream;
 class otexstream;
 
diff --git a/src/insets/InsetBibitem.h b/src/insets/InsetBibitem.h
index 6eae701f27..2a210e8c90 100644
--- a/src/insets/InsetBibitem.h
+++ b/src/insets/InsetBibitem.h
@@ -18,8 +18,6 @@
 
 namespace lyx {
 
-class BiblioInfo;
-
 /////////////////////////////////////////////////////////////////////////
 //
 // InsetBibItem
diff --git a/src/insets/InsetBibtex.h b/src/insets/InsetBibtex.h
index d82d8adab4..be7659f223 100644
--- a/src/insets/InsetBibtex.h
+++ b/src/insets/InsetBibtex.h
@@ -16,7 +16,6 @@
 
 namespace lyx {
 
-class BiblioInfo;
 class docstring_list;
 
 namespace support {
diff --git a/src/insets/InsetCaptionable.h b/src/insets/InsetCaptionable.h
index 2d5175ffd9..aa9a4cc426 100644
--- a/src/insets/InsetCaptionable.h
+++ b/src/insets/InsetCaptionable.h
@@ -20,6 +20,8 @@
 
 namespace lyx {
 
+class InsetCaption;
+
 class InsetCaptionable : public InsetCollapsible
 {
 public:
diff --git a/src/insets/InsetCollapsible.h b/src/insets/InsetCollapsible.h
index f07aec09f7..55044b47de 100644
--- a/src/insets/InsetCollapsible.h
+++ b/src/insets/InsetCollapsible.h
@@ -27,8 +27,6 @@ class InsetLayout;
 
 namespace support { class TempFile; }
 
-namespace frontend { class Painter; }
-
 /** A collapsible text inset
 
 */
diff --git a/src/insets/InsetERT.h b/src/insets/InsetERT.h
index 1e127fc095..72220d07d0 100644
--- a/src/insets/InsetERT.h
+++ b/src/insets/InsetERT.h
@@ -26,8 +26,6 @@ namespace lyx {
   versions of this inset.
 */
 
-class Language;
-
 class InsetERT : public InsetCollapsible {
 public:
 	///
diff --git a/src/insets/InsetInclude.h b/src/insets/InsetInclude.h
index 5a9958cec8..a2542543e3 100644
--- a/src/insets/InsetInclude.h
+++ b/src/insets/InsetInclude.h
@@ -22,7 +22,6 @@
 
 namespace lyx {
 
-class BiblioInfo;
 class Buffer;
 class Dimension;
 class InsetCommandParams;
diff --git a/src/insets/InsetLabel.h b/src/insets/InsetLabel.h
index a5b9fefd82..54bfa07141 100644
--- a/src/insets/InsetLabel.h
+++ b/src/insets/InsetLabel.h
@@ -17,8 +17,6 @@
 
 namespace lyx {
 
-class Counter;
-
 class InsetLabel : public InsetCommand
 {
 public:
diff --git a/src/insets/InsetLayout.cpp b/src/insets/InsetLayout.cpp
index d758a1c3a4..51456c5eca 100644
--- a/src/insets/InsetLayout.cpp
+++ b/src/insets/InsetLayout.cpp
@@ -15,7 +15,6 @@
 #include "InsetLayout.h"
 
 #include "ColorSet.h"
-#include "Layout.h"
 #include "Lexer.h"
 #include "TextClass.h"
 
diff --git a/src/insets/InsetLine.h b/src/insets/InsetLine.h
index a6935445f2..361fbe5d6d 100644
--- a/src/insets/InsetLine.h
+++ b/src/insets/InsetLine.h
@@ -20,8 +20,6 @@
 
 namespace lyx {
 
-class LaTeXFeatures;
-
 class InsetLine : public InsetCommand
 {
 public:
diff --git a/src/insets/InsetPhantom.cpp b/src/insets/InsetPhantom.cpp
index 37367add2c..24ad8e9118 100644
--- a/src/insets/InsetPhantom.cpp
+++ b/src/insets/InsetPhantom.cpp
@@ -15,7 +15,6 @@
 #include "Buffer.h"
 #include "BufferParams.h"
 #include "BufferView.h"
-#include "BufferParams.h"
 #include "Cursor.h"
 #include "Dimension.h"
 #include "DispatchResult.h"
diff --git a/src/insets/InsetTabular.h b/src/insets/InsetTabular.h
index d71c25bd71..2ee107a192 100644
--- a/src/insets/InsetTabular.h
+++ b/src/insets/InsetTabular.h
@@ -44,7 +44,6 @@ class CursorSlice;
 class FuncStatus;
 class Lexer;
 class OutputParams;
-class Paragraph;
 class XMLStream;
 
 
diff --git a/src/insets/InsetText.h b/src/insets/InsetText.h
index 2f32bd2539..6ce6b5af07 100644
--- a/src/insets/InsetText.h
+++ b/src/insets/InsetText.h
@@ -23,9 +23,6 @@ class CompletionList;
 class CursorSlice;
 class Dimension;
 class ParagraphList;
-class InsetCaption;
-class InsetTabular;
-class TocBuilder;
 
 /**
  A text inset is like a TeX box to write full text
diff --git a/src/mathed/InsetMath.h b/src/mathed/InsetMath.h
index 157fcb1a9b..3eae9295a4 100644
--- a/src/mathed/InsetMath.h
+++ b/src/mathed/InsetMath.h
@@ -64,7 +64,6 @@ inclusion in the "real LyX insets" FormulaInset and FormulaMacroInset.
 
 */
 
-class Cursor;
 class OutputParams;
 class MetricsInfo;
 
diff --git a/src/mathed/InsetMathComment.h b/src/mathed/InsetMathComment.h
index e4dcf65869..0134f6cfa9 100644
--- a/src/mathed/InsetMathComment.h
+++ b/src/mathed/InsetMathComment.h
@@ -17,8 +17,6 @@
 
 namespace lyx {
 
-class latexkeys;
-
 /// Inset for end-of-line comments
 class InsetMathComment : public InsetMathNest {
 public:
diff --git a/src/mathed/InsetMathEnv.cpp b/src/mathed/InsetMathEnv.cpp
index 2eea5ac418..dd2c391681 100644
--- a/src/mathed/InsetMathEnv.cpp
+++ b/src/mathed/InsetMathEnv.cpp
@@ -14,7 +14,6 @@
 
 #include "MathData.h"
 #include "MathStream.h"
-#include "MathStream.h"
 
 #include "MetricsInfo.h"
 
diff --git a/src/mathed/InsetMathExInt.cpp b/src/mathed/InsetMathExInt.cpp
index 537870fd91..f0242c0bdb 100644
--- a/src/mathed/InsetMathExInt.cpp
+++ b/src/mathed/InsetMathExInt.cpp
@@ -15,7 +15,6 @@
 #include "LaTeXFeatures.h"
 #include "MathData.h"
 #include "MathStream.h"
-#include "MathStream.h"
 #include "InsetMathSymbol.h"
 
 #include "support/debug.h"
diff --git a/src/mathed/InsetMathGrid.h b/src/mathed/InsetMathGrid.h
index d78e0891a5..87f781aa7a 100644
--- a/src/mathed/InsetMathGrid.h
+++ b/src/mathed/InsetMathGrid.h
@@ -20,7 +20,6 @@
 
 namespace lyx {
 
-class BufferParams;
 class BufferView;
 
 /** Gridded math inset base class.
diff --git a/src/mathed/InsetMathHull.cpp b/src/mathed/InsetMathHull.cpp
index ebf8843d79..93c86c781f 100644
--- a/src/mathed/InsetMathHull.cpp
+++ b/src/mathed/InsetMathHull.cpp
@@ -38,7 +38,6 @@
 #include "InsetMathMacro.h"
 #include "InsetMathMacroTemplate.h"
 #include "MetricsInfo.h"
-#include "xml.h"
 #include "Paragraph.h"
 #include "ParIterator.h"
 #include "xml.h"
diff --git a/src/mathed/InsetMathMacroTemplate.cpp b/src/mathed/InsetMathMacroTemplate.cpp
index a152222cb6..294e24b073 100644
--- a/src/mathed/InsetMathMacroTemplate.cpp
+++ b/src/mathed/InsetMathMacroTemplate.cpp
@@ -22,7 +22,6 @@
 #include "MathStream.h"
 #include "MathParser.h"
 #include "MathSupport.h"
-#include "InsetMathMacroArgument.h"
 
 #include "Buffer.h"
 #include "BufferView.h"
diff --git a/src/mathed/InsetMathNest.cpp b/src/mathed/InsetMathNest.cpp
index 9d88b1337b..ada0400f18 100644
--- a/src/mathed/InsetMathNest.cpp
+++ b/src/mathed/InsetMathNest.cpp
@@ -30,7 +30,6 @@
 #include "InsetMathUnknown.h"
 #include "MathAutoCorrect.h"
 #include "MathCompletionList.h"
-#include "MathData.h"
 #include "MathFactory.h"
 #include "InsetMathMacro.h"
 #include "InsetMathMacroArgument.h"
diff --git a/src/mathed/InsetMathNumber.cpp b/src/mathed/InsetMathNumber.cpp
index 5a35415786..593da68d97 100644
--- a/src/mathed/InsetMathNumber.cpp
+++ b/src/mathed/InsetMathNumber.cpp
@@ -12,7 +12,6 @@
 
 #include "InsetMathNumber.h"
 #include "MathStream.h"
-#include "MathStream.h"
 #include "MathSupport.h"
 
 #include "MetricsInfo.h"
diff --git a/src/mathed/InsetMathTabular.cpp b/src/mathed/InsetMathTabular.cpp
index e4123a5655..565a71fb18 100644
--- a/src/mathed/InsetMathTabular.cpp
+++ b/src/mathed/InsetMathTabular.cpp
@@ -14,7 +14,6 @@
 
 #include "MathData.h"
 #include "MathStream.h"
-#include "MathStream.h"
 
 #include "MetricsInfo.h"
 
diff --git a/src/mathed/InsetMathXArrow.cpp b/src/mathed/InsetMathXArrow.cpp
index 2ea3b71b50..37445da1d8 100644
--- a/src/mathed/InsetMathXArrow.cpp
+++ b/src/mathed/InsetMathXArrow.cpp
@@ -16,7 +16,6 @@
 
 #include "MathData.h"
 #include "MathStream.h"
-#include "MathStream.h"
 #include "MathSupport.h"
 
 #include "LaTeXFeatures.h"
diff --git a/src/mathed/MacroTable.cpp b/src/mathed/MacroTable.cpp
index 2a4899a258..19d45d2069 100644
--- a/src/mathed/MacroTable.cpp
+++ b/src/mathed/MacroTable.cpp
@@ -20,7 +20,6 @@
 #include "InsetMathNest.h"
 
 #include "Buffer.h"
-#include "DocIterator.h"
 #include "InsetList.h"
 #include "Text.h"
 
diff --git a/src/mathed/MacroTable.h b/src/mathed/MacroTable.h
index acc4004109..e83be84b75 100644
--- a/src/mathed/MacroTable.h
+++ b/src/mathed/MacroTable.h
@@ -26,7 +26,6 @@ namespace lyx {
 class Buffer;
 class MathData;
 class InsetMathMacroTemplate;
-class Paragraph;
 class latexkeys;
 
 enum MacroType {
diff --git a/src/mathed/MathAtom.h b/src/mathed/MathAtom.h
index 5d20e69bbf..aa6e317f89 100644
--- a/src/mathed/MathAtom.h
+++ b/src/mathed/MathAtom.h
@@ -44,7 +44,6 @@ Andre'
 
 namespace lyx {
 
-class Inset;
 class InsetMath;
 
 class MathAtom {
diff --git a/src/mathed/MathRow.cpp b/src/mathed/MathRow.cpp
index be61c8a39c..16b64c6b7f 100644
--- a/src/mathed/MathRow.cpp
+++ b/src/mathed/MathRow.cpp
@@ -12,8 +12,6 @@
 
 #include "MathRow.h"
 
-#include "InsetMath.h"
-#include "MathClass.h"
 #include "MathData.h"
 #include "MathSupport.h"
 
diff --git a/src/support/SystemcallPrivate.h b/src/support/SystemcallPrivate.h
index 6ab479f73c..19771dfc73 100644
--- a/src/support/SystemcallPrivate.h
+++ b/src/support/SystemcallPrivate.h
@@ -20,8 +20,6 @@
 namespace lyx {
 namespace support {
 
-class Systemcall;
-
 /**
  * Outputs to the console terminal the line buffered standard output and
  * error of a spawned process when there is a controlling terminal and
-- 
2.28.0.windows.1



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