ardour/libs/gtkmm2ext/cell_renderer_pixbuf_multi.cc

92 lines
2.8 KiB
C++

/*
Copyright (C) 2009 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: cell_renderer_toggle_pixbuf.cc $
*/
#include <iostream>
#include <gtkmm.h>
#include <gtkmm2ext/cell_renderer_pixbuf_multi.h>
using namespace std;
using namespace Gtk;
using namespace Gdk;
using namespace Glib;
using namespace Gtkmm2ext;
CellRendererPixbufMulti::CellRendererPixbufMulti() :
Glib::ObjectBase( typeid(CellRendererPixbufMulti) ),
Gtk::CellRenderer(),
property_state_(*this, "active", 0)
{
property_mode() = Gtk::CELL_RENDERER_MODE_ACTIVATABLE;
property_xpad() = 2;
property_ypad() = 2;
property_sensitive() = false;
}
Glib::PropertyProxy<uint32_t>
CellRendererPixbufMulti::property_state()
{
return property_state_.get_proxy();
}
// Overridden methods of the parent CellRenderer
Glib::PropertyProxy_Base
CellRendererPixbufMulti::_property_renderable()
{
return property_state();
}
bool
CellRendererPixbufMulti::activate_vfunc(GdkEvent*, Gtk::Widget&, const Glib::ustring& path, const Gdk::Rectangle&, const Gdk::Rectangle&, Gtk::CellRendererState)
{
signal_changed_(path);
return true;
}
void
CellRendererPixbufMulti::render_vfunc (const Glib::RefPtr<Gdk::Drawable>& window, Gtk::Widget& /*widget*/, const Gdk::Rectangle& /*background_area*/, const Gdk::Rectangle& cell_area, const Gdk::Rectangle& /*expose_area*/, Gtk::CellRendererState /*flags*/)
{
int offset_width = 0;
int offset_height = 0;
Glib::RefPtr<Pixbuf> pb = _pixbufs[property_state()];
offset_width = cell_area.get_x() + (int)(cell_area.get_width() - pb->get_width())/2;
offset_height = cell_area.get_y() + (int)(cell_area.get_height() - pb->get_height())/2;
window->draw_pixbuf (RefPtr<GC>(), pb, 0, 0, offset_width, offset_height, -1, -1, Gdk::RGB_DITHER_NORMAL, 0, 0);
}
void
CellRendererPixbufMulti::get_size_vfunc (Gtk::Widget& /*widget*/, const Gdk::Rectangle* /*cell_area*/, int* /*x_offset*/, int* /*y_offset*/, int* /*width*/, int* /*height*/) const
{
}
void
CellRendererPixbufMulti::set_pixbuf(uint32_t which, Glib::RefPtr<Gdk::Pixbuf> pixbuf){
_pixbufs[which] = pixbuf;
}
CellRendererPixbufMulti::SignalChanged&
CellRendererPixbufMulti::signal_changed()
{
return signal_changed_;
}