X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FBufferView_pimpl.h;h=e011a08990783a5bcca3d6c504d0e3e83dc12e17;hb=498f06d43a0f2000c3f704db1ea39fda3c819fe6;hp=369df9fc5f3ce381428f8abf2a10f16c3ea30afe;hpb=036147ebfa7a79474d4f5b9011722ee0bbce6e07;p=lyx.git

diff --git a/src/BufferView_pimpl.h b/src/BufferView_pimpl.h
index 369df9fc5f..e011a08990 100644
--- a/src/BufferView_pimpl.h
+++ b/src/BufferView_pimpl.h
@@ -19,10 +19,8 @@
 #include <boost/scoped_ptr.hpp>
 #include <boost/signals/trackable.hpp>
 
-#ifdef __GNUG__
-#pragma interface
-#endif
 
+class Change;
 class LyXView;
 class WorkArea;
 class LyXScreen;
@@ -60,8 +58,10 @@ struct BufferView::Pimpl : public boost::signals::trackable {
 	void updateScrollbar();
 	///
 	void scrollDocView(int value);
-	/// wheel mouse scroll
-	int scroll(long time);
+	/**
+	 * Wheel mouse scroll, move by multiples of text->defaultRowHeight().
+	 */
+	void scroll(int lines);
 	///
 	void workAreaKeyPress(LyXKeySymPtr key, key_modifier::state state);
 	///
@@ -72,6 +72,8 @@ struct BufferView::Pimpl : public boost::signals::trackable {
 	void cursorToggle();
 	///
 	bool available() const;
+	/// get the change at the cursor position
+	Change const getCurrentChange();
 	///
 	void beforeChange(LyXText *);
 	///
@@ -101,6 +103,9 @@ struct BufferView::Pimpl : public boost::signals::trackable {
 	///
 	bool dispatch(FuncRequest const & ev);
 private:
+	/// track changes for the document
+	void trackChanges();
+
 	///
 	friend class BufferView;