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0db59752e2
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@4386 a592a061-630c-0410-9148-cb99ea01b6c8
139 lines
3.4 KiB
C++
139 lines
3.4 KiB
C++
// -*- C++ -*-
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/**
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* \file XWorkArea.h
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* Copyright 1995-2002 the LyX Team
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* Read the file COPYING
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*
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* \author unknown
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* \author John Levon <moz@compsoc.man.ac.uk>
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*/
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#ifndef XWORKAREA_H
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#define XWORKAREA_H
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#ifdef __GNUG__
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#pragma interface
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#endif
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#include FORMS_H_LOCATION
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#include "XPainter.h"
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#include "frontends/mouse_state.h"
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#include "frontends/key_state.h"
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#include <boost/signals/signal0.hpp>
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#include <boost/signals/signal1.hpp>
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#include <boost/signals/signal2.hpp>
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#include <boost/signals/signal3.hpp>
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#include <utility>
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///
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class WorkArea {
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public:
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///
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WorkArea(int xpos, int ypos, int width, int height);
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///
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~WorkArea();
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///
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Painter & getPainter() { return painter_; }
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///
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int workWidth() const { return work_area->w; }
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///
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int workHeight() const { return work_area->h; }
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///
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unsigned int width() const { return work_area->w + scrollbar->w; }
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//unsigned int width() const { return backgroundbox->w + 15; }
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///
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int xpos() const { return work_area->x; }
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//int xpos() const { return backgroundbox->x; }
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///
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int ypos() const { return work_area->y; }
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//int ypos() const { return backgroundbox->y; }
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///
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void resize(int xpos, int ypos, int width, int height);
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///
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void redraw() const {
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fl_redraw_object(work_area);
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fl_redraw_object(scrollbar);
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}
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///
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void setFocus() const;
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///
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Window getWin() const { return work_area->form->window; }
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///
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bool hasFocus() const { return work_area->focus; }
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///
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bool visible() const { return work_area->form->visible; }
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///
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void greyOut() const;
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///
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void setScrollbarParams(int height, int pos, int line_height);
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///
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Pixmap getPixmap() const { return workareapixmap; }
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/// xforms callback
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static int work_area_handler(FL_OBJECT *, int event,
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FL_Coord, FL_Coord,
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int /*key*/, void * xev);
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/// xforms callback from scrollbar
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void scroll_cb();
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/// a selection exists
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void haveSelection(bool) const;
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///
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string const getClipboard() const;
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///
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void putClipboard(string const &) const;
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// Signals
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///
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boost::signal0<void> workAreaExpose;
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///
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boost::signal1<void, int> scrollDocView;
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///
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boost::signal2<void, KeySym, key_modifier::state> workAreaKeyPress;
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///
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boost::signal3<void, int, int, mouse_button::state> workAreaButtonPress;
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///
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boost::signal3<void, int, int, mouse_button::state> workAreaButtonRelease;
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///
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boost::signal3<void, int, int, mouse_button::state> workAreaMotionNotify;
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///
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boost::signal0<void> workAreaFocus;
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///
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boost::signal0<void> workAreaUnfocus;
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///
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boost::signal3<void, int, int, mouse_button::state> workAreaDoubleClick;
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///
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boost::signal3<void, int, int, mouse_button::state> workAreaTripleClick;
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/// emitted when an X client has requested our selection
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boost::signal0<void> selectionRequested;
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/// emitted when another X client has stolen our selection
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boost::signal0<void> selectionLost;
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/// handles SelectionRequest X Event, to fill the clipboard
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int event_cb(XEvent * xev);
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private:
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///
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void createPixmap(int, int);
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///
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FL_OBJECT * backgroundbox;
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///
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FL_OBJECT * work_area;
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///
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FL_OBJECT * scrollbar;
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///
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mutable FL_OBJECT * splash_;
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///
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mutable FL_OBJECT * splash_text_;
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/// The pixmap overlay on the workarea
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Pixmap workareapixmap;
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///
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XPainter painter_;
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/// if we call redraw with true needed for locking-insets
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bool screen_cleared;
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/// the current document's height (for scrollbar)
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int doc_height_;
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};
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#endif // XWORKAREA_H
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