ardour/gtk2_ardour/editor_hscroller.cc
Paul Davis 3733c995c5 editor window layout changes, and lots more
git-svn-id: svn://localhost/trunk/ardour2@187 d708f5d6-7413-0410-9779-e7cbd77b26cf
2005-12-12 20:54:55 +00:00

58 lines
1.4 KiB
C++

/*
Copyright (C) 2002 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
$Id$
*/
#include "editor.h"
#include <ardour/session.h>
using namespace std;
using namespace ARDOUR;
void
Editor::hscrollbar_allocate (Gtk::Allocation &alloc)
{
if (session) {
horizontal_adjustment.set_upper (session->current_end_frame() / frames_per_unit);
}
}
bool
Editor::hscrollbar_button_press (GdkEventButton *ev)
{
edit_hscroll_dragging = true;
return true;
}
bool
Editor::hscrollbar_button_release (GdkEventButton *ev)
{
if (session) {
if (edit_hscroll_dragging) {
// lets do a tempo redisplay only on button release, because it is dog slow
tempo_map_changed (Change (0));
edit_hscroll_dragging = false;
}
}
return true;
}