Files
rtorrent/src/display/window_text.cc
T
rakshasa 4d313e6353 Updated copyright information.
git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@1301 e378c898-3ddf-0310-93e7-cc216c733640
2011-10-09 06:30:14 +00:00

124 lines
3.7 KiB
C++

// rTorrent - BitTorrent client
// Copyright (C) 2005-2011, Jari Sundell
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// In addition, as a special exception, the copyright holders give
// permission to link the code of portions of this program with the
// OpenSSL library under certain conditions as described in each
// individual source file, and distribute linked combinations
// including the two.
//
// You must obey the GNU General Public License in all respects for
// all of the code used other than OpenSSL. If you modify file(s)
// with this exception, you may extend this exception to your version
// of the file(s), but you are not obligated to do so. If you do not
// wish to do so, delete this exception statement from your version.
// If you delete this exception statement from all source files in the
// program, then also delete it here.
//
// Contact: Jari Sundell <jaris@ifi.uio.no>
//
// Skomakerveien 33
// 3185 Skoppum, NORWAY
#include "config.h"
#include <algorithm>
#include <rak/functional.h>
#include "canvas.h"
#include "utils.h"
#include "window_text.h"
namespace display {
WindowText::WindowText(rpc::target_type target, extent_type margin) :
Window(new Canvas, 0, 0, 0, extent_static, extent_static),
m_target(target),
m_errorHandler(NULL),
m_margin(margin),
m_interval(0) {
}
void
WindowText::clear() {
std::for_each(begin(), end(), rak::call_delete<TextElement>());
base_type::clear();
delete m_errorHandler;
m_errorHandler = NULL;
}
void
WindowText::push_back(TextElement* element) {
base_type::push_back(element);
// m_minHeight = size();
m_maxHeight = size();
if (element != NULL) {
extent_type width = element->max_length();
if (width == extent_full)
m_maxWidth = extent_full;
else
m_maxWidth = std::max(m_maxWidth, element->max_length() + m_margin);
}
// Check if active, if so do the update thingie. Or be lazy?
}
void
WindowText::redraw() {
if (m_interval != 0)
m_slotSchedule(this, (cachedTime + rak::timer::from_seconds(m_interval)).round_seconds());
m_canvas->erase();
unsigned int position = 0;
if (m_canvas->height() == 0)
return;
if (m_errorHandler != NULL && m_target.second == NULL) {
char buffer[m_canvas->width() + 1];
Canvas::attributes_list attributes;
attributes.push_back(Attributes(buffer, Attributes::a_normal, Attributes::color_default));
char* last = m_errorHandler->print(buffer, buffer + m_canvas->width(), &attributes, m_target);
m_canvas->print_attributes(0, position, buffer, last, &attributes);
return;
}
for (iterator itr = begin(); itr != end() && position < m_canvas->height(); ++itr, ++position) {
if (*itr == NULL)
continue;
char buffer[m_canvas->width() + 1];
Canvas::attributes_list attributes;
attributes.push_back(Attributes(buffer, Attributes::a_normal, Attributes::color_default));
char* last = (*itr)->print(buffer, buffer + m_canvas->width(), &attributes, m_target);
m_canvas->print_attributes(0, position, buffer, last, &attributes);
}
}
}