3 * \file BufferView_pimpl.h
4 * This file is part of LyX, the document processor.
5 * Licence details can be found in the file COPYING.
7 * \author Asger Alstrup
8 * \author Alfredo Braustein
9 * \author Lars Gullik Bjønnes
11 * \author André Pönitz
13 * \author Jürgen Vigna
15 * Full author contact details are available in file CREDITS.
18 #ifndef BUFFERVIEW_PIMPL_H
19 #define BUFFERVIEW_PIMPL_H
21 #include "errorlist.h"
22 #include "BufferView.h"
24 #include "insets/inset.h"
26 #include "frontends/key_state.h"
27 #include "frontends/LyXKeySym.h"
28 #include "frontends/Timeout.h"
30 #include "support/types.h"
32 #include <boost/scoped_ptr.hpp>
33 #include <boost/signals/trackable.hpp>
43 struct BufferView::Pimpl : public boost::signals::trackable {
45 Pimpl(BufferView * i, LyXView * o,
46 int xpos, int ypos, int width, int height);
48 Painter & painter() const;
49 /// return the screen for this bview
50 LyXScreen & screen() const;
52 void buffer(Buffer *);
53 /// Return true if the cursor was fitted.
56 void redoCurrentBuffer();
58 void resizeCurrentBuffer();
62 * Repaint pixmap. Used for when we've made a visible
63 * change but don't need the full update() logic
66 bool newFile(string const &, string const &, bool);
68 bool loadLyXFile(string const &, bool);
70 void workAreaResize();
72 void updateScrollbar();
74 void scrollDocView(int value);
76 * Wheel mouse scroll, move by multiples of text->defaultRowHeight().
78 void scroll(int lines);
80 void workAreaKeyPress(LyXKeySymPtr key, key_modifier::state state);
82 void selectionRequested();
88 bool available() const;
89 /// get the change at the cursor position
90 Change const getCurrentChange();
92 void beforeChange(LyXText *);
94 void savePosition(unsigned int i);
96 void restorePosition(unsigned int i);
98 bool isSavedPosition(unsigned int i);
106 bool insertInset(InsetOld * inset, string const & lout = string());
108 void updateInset(InsetOld const * inset);
109 /// a function should be executed from the workarea
110 bool workAreaDispatch(FuncRequest const & ev);
111 /// a function should be executed
112 bool dispatch(FuncRequest const & ev);
118 /// the y coordinate of the top of the screen
120 /// An error list (replaces the error insets)
121 ErrorList errorlist_;
122 /// add an error to the list
123 void addError(ErrorItem const &);
124 /// buffer errors signal connection
125 boost::signals::connection errorConnection_;
126 /// buffer messages signal connection
127 boost::signals::connection messageConnection_;
128 /// buffer busy status signal connection
129 boost::signals::connection busyConnection_;
130 /// buffer title changed signal connection
131 boost::signals::connection titleConnection_;
132 /// buffer reset timers signal connection
133 boost::signals::connection timerConnection_;
134 /// buffer readonly status changed signal connection
135 boost::signals::connection readonlyConnection_;
136 /// buffer closing signal connection
137 boost::signals::connection closingConnection_;
138 /// connect to signals in the given buffer
139 void connectBuffer(Buffer & buf);
140 /// disconnect from signals in the given buffer
141 void disconnectBuffer();
142 /// track changes for the document
144 /// notify readonly status
145 void showReadonly(bool);
148 * Change all insets with the given code's contents to a new
149 * string. May only be used with InsetCommand-derived insets
150 * Returns true if a screen update is needed.
152 bool ChangeInsets(InsetOld::Code code, string const & from,
156 friend class BufferView;
165 boost::scoped_ptr<LyXScreen> screen_;
167 boost::scoped_ptr<WorkArea> workarea_;
169 Timeout cursor_timeout;
171 void stuffClipboard(string const &) const;
173 bool using_xterm_cursor;
178 /// Cursor paragraph Id
181 lyx::pos_type par_pos;
183 Position() : par_id(0), par_pos(0) {}
185 Position(string const & f, int id, lyx::pos_type pos)
186 : filename(f), par_id(id), par_pos(pos) {}
189 std::vector<Position> saved_positions;
190 /// Get next inset of this class from current cursor position
191 InsetOld * getInsetByCode(InsetOld::Code code);
193 void MenuInsertLyXFile(string const & filen);
195 WorkArea & workarea() const;
197 #endif // BUFFERVIEW_PIMPL_H