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61fc371093
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@4605 a592a061-630c-0410-9148-cb99ea01b6c8
88 lines
2.0 KiB
C++
88 lines
2.0 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 "frontends/WorkArea.h"
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#include "XPainter.h"
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#include FORMS_H_LOCATION
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///
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class XWorkArea : public WorkArea {
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public:
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///
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XWorkArea(int xpos, int ypos, int width, int height);
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///
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~XWorkArea();
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///
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virtual Painter & getPainter() { return painter_; }
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///
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virtual int workWidth() const { return work_area->w; }
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///
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virtual int workHeight() const { return work_area->h; }
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///
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Window getWin() const { return work_area->form->window; }
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///
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virtual 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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/// return x position of window
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int xpos() const { return work_area->x; }
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/// return y position of window
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int ypos() const { return work_area->y; }
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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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virtual void haveSelection(bool) const;
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///
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virtual string const getClipboard() const;
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///
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virtual void putClipboard(string const &) const;
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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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/// generate the pixmap, and copy backing pixmap to it,
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/// and send resize event if needed
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void redraw(int, int);
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/// GC used for copying to the screen
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GC copy_gc;
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///
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FL_OBJECT * backgroundbox;
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/// the workarea free object
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FL_OBJECT * work_area;
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/// the scrollbar objcet
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FL_OBJECT * scrollbar;
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/// The pixmap overlay on the workarea
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Pixmap workareapixmap;
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/// the xforms-specific painter
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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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