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https://git.lyx.org/repos/lyx.git
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8283e978f8
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@3803 a592a061-630c-0410-9148-cb99ea01b6c8
158 lines
3.8 KiB
C++
158 lines
3.8 KiB
C++
// -*- C++ -*-
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/* This file is part of
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* ======================================================
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*
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* LyX, The Document Processor
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*
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* Copyright 1995 Matthias Ettrich
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* Copyright 1995-2001 The LyX Team.
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*
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* ======================================================*/
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#ifndef WORKAREA_H
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#define WORKAREA_H
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#ifdef __GNUG__
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#pragma interface
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#endif
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#include <utility>
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#include <sigc++/signal_system.h>
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#include FORMS_H_LOCATION
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#include "Painter.h"
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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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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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unsigned int height() const { return work_area->h; }
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//unsigned int height() const { return backgroundbox->h; }
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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 active() const { return work_area->active; }
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///
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bool belowMouse() const;
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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 setScrollbar(double pos, double length_fraction) const;
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///
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void setScrollbarValue(double y) const {
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fl_set_scrollbar_value(scrollbar, y);
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}
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///
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void setScrollbarBounds(double, double) const;
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///
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void setScrollbarIncrements(double inc) const;
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///
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double getScrollbarValue() const {
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return fl_get_scrollbar_value(scrollbar);
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}
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///
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std::pair<float, float> const getScrollbarBounds() const {
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std::pair<float, float> p;
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fl_get_scrollbar_bounds(scrollbar, &p.first, &p.second);
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return p;
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}
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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
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static void scroll_cb(FL_OBJECT *, long);
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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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SigC::Signal0<void> workAreaExpose;
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///
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SigC::Signal1<void, double> scrollCB;
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///
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SigC::Signal2<void, KeySym, unsigned int> workAreaKeyPress;
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///
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SigC::Signal3<void, int, int, unsigned int> workAreaButtonPress;
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///
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SigC::Signal3<void, int, int, unsigned int> workAreaButtonRelease;
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///
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SigC::Signal3<void, int, int, unsigned int> workAreaMotionNotify;
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///
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SigC::Signal0<void> workAreaFocus;
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///
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SigC::Signal0<void> workAreaUnfocus;
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///
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SigC::Signal0<void> workAreaEnter;
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///
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SigC::Signal0<void> workAreaLeave;
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///
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SigC::Signal3<void, int, int, unsigned int> workAreaDoubleClick;
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///
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SigC::Signal3<void, int, int, unsigned int> workAreaTripleClick;
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/// emitted when an X client has requested our selection
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SigC::Signal0<void> selectionRequested;
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/// emitted when another X client has stolen our selection
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SigC::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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Painter 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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};
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#endif
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