X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FRow.h;h=49513d32b970b63124ce6a3c5290283ab145b317;hb=08aef452e7d3d5901e42b5e6a38ecaf18cd38529;hp=695c81a95eef5fe71ca3e800a13ee0345bb3f988;hpb=57c3a94730ed587ac8261bd67532d2ae08c98ced;p=lyx.git

diff --git a/src/Row.h b/src/Row.h
index 695c81a95e..49513d32b9 100644
--- a/src/Row.h
+++ b/src/Row.h
@@ -136,12 +136,33 @@ public:
 
 	///
 	Row();
+	/**
+	 * Helper function: set variable \c var to value \c val, and mark
+	 * row as changed is the values were different. This is intended
+	 * for use when changing members of the row object.
+	 */
+	template<class T1, class T2>
+	void change(T1 & var, T2 const val) {
+		if (var != val)
+			changed(true);
+		var = val;
+	}
+	/**
+	 * Helper function: set variable \c var to value \c val, and mark
+	 * row as changed is the values were different. This is intended
+	 * for use when changing members of the row object.
+	 * This is the const version, useful for mutable members.
+	 */
+	template<class T1, class T2>
+	void change(T1 & var, T2 const val) const {
+		if (var != val)
+			changed(true);
+		var = val;
+	}
 	///
 	bool changed() const { return changed_; }
 	///
-	void setChanged(bool c) { changed_ = c; }
-	///
-	void setCrc(size_type crc) const;
+	void changed(bool c) const { changed_ = c; }
 	/// Set the selection begin and end.
 	/**
 	  * This is const because we update the selection status only at draw()
@@ -266,6 +287,13 @@ public:
 	void reverseRTL(bool rtl_par);
 	///
 	bool isRTL() const { return rtl_; }
+	///
+	bool needsChangeBar() const { return changebar_; }
+	///
+	void needsChangeBar(bool ncb) { changebar_ = ncb; }
+
+	/// Find row element that contains \c pos, and compute x offset.
+	const_iterator const findElement(pos_type pos, bool boundary, double & x) const;
 
 	friend std::ostream & operator<<(std::ostream & os, Row const & row);
 
@@ -308,8 +336,6 @@ private:
 
 	/// has the Row appearance changed since last drawing?
 	mutable bool changed_;
-	/// CRC of row contents.
-	mutable size_type crc_;
 	/// Index of the paragraph that contains this row
 	pit_type pit_;
 	/// first pos covered by this row
@@ -324,6 +350,8 @@ private:
 	Dimension dim_;
 	/// true when this row lives in a right-to-left paragraph
 	bool rtl_;
+	/// true when a changebar should be drawn in the margin
+	bool changebar_;
 };