mirror of
https://github.com/rakshasa/rtorrent.git
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rakshasa
4d313e6353
git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@1301 e378c898-3ddf-0310-93e7-cc216c733640
131 lines
3.4 KiB
C++
131 lines
3.4 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 <unistd.h>
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#include <sys/ioctl.h>
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#include <sys/termios.h>
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#include <torrent/exceptions.h>
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#include "canvas.h"
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namespace display {
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bool Canvas::m_isInitialized = false;
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Canvas::Canvas(int x, int y, int width, int height) :
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m_window(newwin(height, width, y, x)) {
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if (m_window == NULL)
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throw torrent::internal_error("Could not allocate ncurses canvas.");
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}
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void
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Canvas::resize(int x, int y, int w, int h) {
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wresize(m_window, h, w);
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mvwin(m_window, y, x);
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}
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void
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Canvas::print_attributes(unsigned int x, unsigned int y, const char* first, const char* last, const attributes_list* attributes) {
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move(x, y);
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attr_t org_attr;
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short org_pair;
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wattr_get(m_window, &org_attr, &org_pair, NULL);
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attributes_list::const_iterator attrItr = attributes->begin();
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wattr_set(m_window, Attributes::a_normal, Attributes::color_default, NULL);
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while (first != last) {
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const char* next = last;
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if (attrItr != attributes->end()) {
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next = attrItr->position();
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if (first >= next) {
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wattr_set(m_window, attrItr->attributes(), attrItr->colors(), NULL);
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++attrItr;
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}
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}
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print("%.*s", next - first, first);
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first = next;
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}
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// Reset the color.
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wattr_set(m_window, org_attr, org_pair, NULL);
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}
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void
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Canvas::initialize() {
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if (m_isInitialized)
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return;
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m_isInitialized = true;
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initscr();
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raw();
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noecho();
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nodelay(stdscr, TRUE);
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keypad(stdscr, TRUE);
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curs_set(0);
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}
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void
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Canvas::cleanup() {
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if (!m_isInitialized)
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return;
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m_isInitialized = false;
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noraw();
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endwin();
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}
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std::pair<int, int>
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Canvas::term_size() {
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struct winsize ws;
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if (ioctl(STDIN_FILENO, TIOCGWINSZ, &ws) == 0)
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return std::pair<int, int>(ws.ws_col, ws.ws_row);
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else
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return std::pair<int, int>(80, 24);
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}
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}
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