// -*- C++ -*-
+/**
+ * \file BufferView_pimpl.h
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author Asger Alstrup
+ * \author Alfredo Braustein
+ * \author Lars Gullik Bjønnes
+ * \author John Levon
+ * \author André Pönitz
+ * \author Dekel Tsur
+ * \author Jürgen Vigna
+ *
+ * Full author contact details are available in file CREDITS.
+ */
#ifndef BUFFERVIEW_PIMPL_H
#define BUFFERVIEW_PIMPL_H
#include "BufferView.h"
-#include "UpdateInset.h"
-#include "BackStack.h"
+#include "cursor.h"
+#include "errorlist.h"
-#ifdef __GNUG__
-#pragma interface
-#endif
+#include "insets/inset.h"
+#include "frontends/key_state.h"
+#include "frontends/Timeout.h"
+
+#include "support/types.h"
+
+#include <boost/scoped_ptr.hpp>
+#include <boost/shared_ptr.hpp>
+#include <boost/signals/trackable.hpp>
+
+
+class Change;
+class LyXKeySym;
class LyXView;
class WorkArea;
class LyXScreen;
+class FuncRequest;
+class FuncStatus;
+class ViewMetricsInfo;
+
-struct BufferView::Pimpl {
- Pimpl(BufferView * i, LyXView * o,
- int xpos, int ypos, int width, int height);
-
- /// Update pixmap of screen
- void updateScreen();
+///
+class BufferView::Pimpl : public boost::signals::trackable {
+public:
+ ///
+ Pimpl(BufferView & bv, LyXView * owner, int width, int height);
+ ///
+ Painter & painter() const;
+ /// return the screen for this bview
+ LyXScreen & screen() const;
+ ///
+ void setBuffer(Buffer * buf);
+ ///
+ void resizeCurrentBuffer();
+ //
+ bool fitCursor();
+ ///
+ void update(Update::flags flags = Update::Force);
+ ///
+ void newFile(std::string const &, std::string const &, bool);
+ ///
+ bool loadLyXFile(std::string const &, bool);
///
- void workAreaExpose();
+ void workAreaResize();
///
- void scrollUpOnePage();
+ void updateScrollbar();
///
- void scrollDownOnePage();
+ void scrollDocView(int value);
+ /// Wheel mouse scroll, move by multiples of text->defaultRowHeight().
+ void scroll(int lines);
///
- void create_view();
+ typedef boost::shared_ptr<LyXKeySym> LyXKeySymPtr;
///
- Inset * checkInsetHit(int & x, int & y, unsigned int button);
- ///
- int scrollUp(long time);
+ void workAreaKeyPress(LyXKeySymPtr key, key_modifier::state state);
///
- int scrollDown(long time);
+ void selectionRequested();
///
- void workAreaMotionNotify(int x, int y, unsigned int state);
+ void selectionLost();
///
- void workAreaButtonPress(int x, int y, unsigned int button);
+ void cursorToggle();
///
- void workAreaButtonRelease(int x, int y, unsigned int button);
+ bool available() const;
+ /// get the change at the cursor position
+ Change const getCurrentChange();
///
- void workAreaSelectionNotify(Window win, XEvent * event);
+ void savePosition(unsigned int i);
///
- void doubleClick(int x, int y, unsigned int button);
+ void restorePosition(unsigned int i);
///
- void tripleClick(int x, int y, unsigned int button);
+ bool isSavedPosition(unsigned int i);
+ ///
+ void switchKeyMap();
+ ///
+ void center();
+ /// a function should be executed from the workarea
+ bool workAreaDispatch(FuncRequest const & ev);
+ /// return true for events that will handle
+ FuncStatus getStatus(FuncRequest const & cmd);
+ /// a function should be executed
+ bool dispatch(FuncRequest const & ev);
+private:
+ /// An error list (replaces the error insets)
+ ErrorList errorlist_;
+ /// add an error to the list
+ void addError(ErrorItem const &);
+ /// buffer errors signal connection
+ boost::signals::connection errorConnection_;
+ /// buffer messages signal connection
+ boost::signals::connection messageConnection_;
+ /// buffer busy status signal connection
+ boost::signals::connection busyConnection_;
+ /// buffer title changed signal connection
+ boost::signals::connection titleConnection_;
+ /// buffer reset timers signal connection
+ boost::signals::connection timerConnection_;
+ /// buffer readonly status changed signal connection
+ boost::signals::connection readonlyConnection_;
+ /// buffer closing signal connection
+ boost::signals::connection closingConnection_;
+ /// connect to signals in the given buffer
+ void connectBuffer(Buffer & buf);
+ /// disconnect from signals in the given buffer
+ void disconnectBuffer();
+ /// track changes for the document
+ void trackChanges();
+ /// notify readonly status
+ void showReadonly(bool);
+
+
+ ///
+ friend class BufferView;
+
///
BufferView * bv_;
///
///
Buffer * buffer_;
///
- LyXScreen * screen;
+ boost::scoped_ptr<LyXScreen> screen_;
///
- long current_scrollbar_value;
+ boost::scoped_ptr<WorkArea> workarea_;
+ /// Estimated average par height for scrollbar
+ int wh_;
///
- bool lyx_focus;
+ Timeout cursor_timeout;
///
- bool work_area_focus;
+ void stuffClipboard(std::string const &) const;
///
- FL_OBJECT * figinset_canvas;
+ bool using_xterm_cursor;
///
- FL_OBJECT * timer_cursor;
- ///
- BackStack backstack;
+ class Position {
+ public:
+ /// Filename
+ std::string filename;
+ /// Cursor paragraph Id
+ int par_id;
+ /// Cursor position
+ lyx::pos_type par_pos;
+ ///
+ Position() : par_id(0), par_pos(0) {}
+ ///
+ Position(std::string const & f, int id, lyx::pos_type pos)
+ : filename(f), par_id(id), par_pos(pos) {}
+ };
///
- int last_click_x, last_click_y;
+ std::vector<Position> saved_positions;
///
- WorkArea * workarea;
+ void MenuInsertLyXFile(std::string const & filen);
+ /// our workarea
+ WorkArea & workarea() const;
+ /// this is used to handle XSelection events in the right manner
+ struct {
+ CursorSlice cursor;
+ CursorSlice anchor;
+ bool set;
+ } xsel_cache_;
///
- UpdateInset updatelist;
+ LCursor cursor_;
+ ///
+ ///
+ lyx::pit_type anchor_ref_;
+ ///
+ int offset_ref_;
+ ///
+ ViewMetricsInfo metrics(bool singlepar = false);
+
+
};
-#endif
+#endif // BUFFERVIEW_PIMPL_H