2 Copyright (C) 2008 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __gtkmm2ext_scroomer_h__
21 #define __gtkmm2ext_scroomer_h__
23 #include <gtkmm/drawingarea.h>
24 #include <gtkmm/adjustment.h>
27 #include "gtkmm2ext/visibility.h"
31 class LIBGTKMM2EXT_API Scroomer : public Gtk::DrawingArea
44 Scroomer(Gtk::Adjustment& adjustment);
47 bool on_motion_notify_event (GdkEventMotion*);
48 bool on_button_press_event (GdkEventButton*);
49 bool on_button_release_event (GdkEventButton*);
50 bool on_scroll_event (GdkEventScroll*);
51 virtual void on_size_allocate (Gtk::Allocation&);
53 void set_comp_rect(GdkRectangle&, Component) const;
55 Component point_in(double point) const;
57 void set_min_page_size(double page_size);
58 int get_handle_size() { return handle_size; }
60 inline int position_of(Component comp) { return position[comp]; }
62 sigc::signal0<void> DragStarting;
63 sigc::signal0<void> DragFinishing;
65 sigc::signal0<void> DoubleClicked;
77 void adjustment_changed ();
83 GdkWindow* grab_window;
93 #endif /* __gtkmm2ext_scroomer_h__ */