sintonia/livesupport/modules/widgets/src/ZebraTreeView.cxx
2005-04-28 15:54:30 +00:00

125 lines
4.7 KiB
C++

/*------------------------------------------------------------------------------
Copyright (c) 2004 Media Development Loan Fund
This file is part of the LiveSupport project.
http://livesupport.campware.org/
To report bugs, send an e-mail to bugs@campware.org
LiveSupport 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.
LiveSupport 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 LiveSupport; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Author : $Author: fgerlits $
Version : $Revision: 1.9 $
Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/src/ZebraTreeView.cxx,v $
------------------------------------------------------------------------------*/
/* ============================================================ include files */
#ifdef HAVE_CONFIG_H
#include "configure.h"
#endif
#include <iostream>
#include "LiveSupport/Widgets/WidgetFactory.h"
#include "LiveSupport/Widgets/ZebraTreeModelColumnRecord.h"
#include "LiveSupport/Widgets/ZebraCellRenderer.h"
#include "LiveSupport/Widgets/ZebraTreeView.h"
using namespace LiveSupport::Core;
using namespace LiveSupport::Widgets;
/* =================================================== local data structures */
/* ================================================ local constants & macros */
/* =============================================== local function prototypes */
/* ============================================================= module code */
/*------------------------------------------------------------------------------
* Constructor.
*----------------------------------------------------------------------------*/
ZebraTreeView :: ZebraTreeView(Glib::RefPtr<Gtk::TreeModel> treeModel)
throw ()
: Gtk::TreeView(treeModel)
{
}
/*------------------------------------------------------------------------------
* Destructor.
*----------------------------------------------------------------------------*/
ZebraTreeView :: ~ZebraTreeView(void) throw ()
{
}
/*------------------------------------------------------------------------------
* Add a column to the TreeView.
*----------------------------------------------------------------------------*/
int
ZebraTreeView :: appendColumn(
const Glib::ustring& title,
const Gtk::TreeModelColumn<Glib::ustring>& modelColumn,
int minimumWidth)
throw ()
{
// a standard cell renderer; can be replaced with a ZebraCellRenderer
Gtk::CellRendererText* renderer = Gtk::manage(new Gtk::CellRendererText);
// the constructor packs the renderer into the TreeViewColumn
Gtk::TreeViewColumn* viewColumn = Gtk::manage(new
Gtk::TreeViewColumn(title, *renderer) );
// and then we associate this renderer with the model column
viewColumn->set_renderer(*renderer, modelColumn);
// this cell data function will do the blue-gray zebra stripes
viewColumn->set_cell_data_func(
*renderer,
sigc::mem_fun(*this, &ZebraTreeView::cellDataFunction) );
// set the minimum width of the column
if (minimumWidth) {
viewColumn->set_min_width(minimumWidth);
}
return append_column(*viewColumn);
}
/*------------------------------------------------------------------------------
* The callback function.
*----------------------------------------------------------------------------*/
void
ZebraTreeView :: cellDataFunction(Gtk::CellRenderer* cell,
const Gtk::TreeModel::iterator& iter)
throw ()
{
ZebraTreeModelColumnRecord model;
Colors::ColorName colorName = (*iter)[model.rowNumberColumn] % 2
? Colors::Gray
: Colors::LightBlue;
cell->property_cell_background_gdk() = Colors::getColor(colorName);
}