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rakshasa
4d313e6353
git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@1301 e378c898-3ddf-0310-93e7-cc216c733640
99 lines
3.2 KiB
C++
99 lines
3.2 KiB
C++
// rTorrent - BitTorrent client
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// Copyright (C) 2005-2011, Jari Sundell
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// In addition, as a special exception, the copyright holders give
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// permission to link the code of portions of this program with the
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// OpenSSL library under certain conditions as described in each
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// individual source file, and distribute linked combinations
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// including the two.
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//
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// You must obey the GNU General Public License in all respects for
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// all of the code used other than OpenSSL. If you modify file(s)
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// with this exception, you may extend this exception to your version
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// of the file(s), but you are not obligated to do so. If you do not
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// wish to do so, delete this exception statement from your version.
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// If you delete this exception statement from all source files in the
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// program, then also delete it here.
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//
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// Contact: Jari Sundell <jaris@ifi.uio.no>
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//
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// Skomakerveien 33
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// 3185 Skoppum, NORWAY
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#include "config.h"
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#include <algorithm>
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#include <rak/functional.h>
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#include <torrent/exceptions.h>
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#include "text_element_list.h"
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namespace display {
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void
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TextElementList::clear() {
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std::for_each(begin(), end(), rak::call_delete<TextElement>());
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base_type::clear();
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}
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char*
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TextElementList::print(char* first, char* last, Canvas::attributes_list* attributes, rpc::target_type target) {
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int column = m_columnWidth != NULL ? m_column : 0;
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// Call print for each element even if first == last so that any
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// attributes gets added to the list.
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for (iterator itr = begin(); itr != end(); ++itr)
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if (column-- > 0) {
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char* columnEnd = std::min(last, first + *m_columnWidth);
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if (columnEnd < first || columnEnd > last)
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throw torrent::internal_error("TextElementList::print(...) columnEnd < first || columnEnd > last.");
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first = (*itr)->print(first, columnEnd, attributes, target);
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if (first > columnEnd)
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throw torrent::internal_error("TextElementList::print(...) first > columnEnd.");
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std::memset(first, ' ', columnEnd - first);
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first = columnEnd;
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} else {
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first = (*itr)->print(first, last, attributes, target);
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}
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return first;
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}
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TextElementList::extent_type
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TextElementList::max_length() {
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extent_type length = 0;
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int column = m_columnWidth != NULL ? m_column : 0;
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for (iterator itr = begin(); itr != end(); ++itr) {
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extent_type l = column-- > 0 ? std::min((*itr)->max_length(), *m_columnWidth) : (*itr)->max_length();
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if (l == extent_full)
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return extent_full;
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length += l;
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}
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return length;
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}
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}
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