* Moved various download related calls from core::Manager to

core::DownloadList, added a slot map for hash done.

* Enabled the complete/incomplete views.


git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@677 e378c898-3ddf-0310-93e7-cc216c733640

src/core/view.h

@@ -0,0 +1,175 @@
+// rTorrent - BitTorrent client
+// Copyright (C) 2005-2006, 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
+
+// Provides a filtered and sorted list of downloads that can be
+// updated auto-magically.
+//
+// We don't worry about std::vector's insert/erase performance as the
+// elements get accessed often but not modified, better with cache
+// locality.
+//
+// ViewDownloads::m_size indicates the number of Download's that
+// remain visible, e.g. has not been filtered out. The Download's that
+// were filtered are still in the underlying vector, but cannot be
+// accessed through the normal stl container functions.
+
+#ifndef RTORRENT_CORE_VIEW_DOWNLOADS_H
+#define RTORRENT_CORE_VIEW_DOWNLOADS_H
+
+#include <memory>
+#include <string>
+#include <vector>
+#include <rak/timer.h>
+#include <sigc++/signal.h>
+
+#include "globals.h"
+
+namespace core {
+
+class Download;
+class DownloadList;
+class ViewSort;
+class ViewFilter;
+
+class ViewDownloads : public std::vector<core::Download*> {
+public:
+  typedef std::vector<core::Download*>   base_type;
+  typedef sigc::signal0<void>            signal_type;
+  typedef std::vector<const ViewSort*>   sort_list;
+  typedef std::vector<const ViewFilter*> filter_list;
+
+  using base_type::iterator;
+  using base_type::const_iterator;
+  using base_type::reverse_iterator;
+  using base_type::const_reverse_iterator;
+  
+  using base_type::size_type;
+
+  using base_type::begin;
+  using base_type::rbegin;
+
+  ViewDownloads() {}
+  ~ViewDownloads();
+
+  void                initialize(const std::string& name, core::DownloadList* list);
+
+  const std::string&  name() const                            { return m_name; }
+
+  bool                empty() const                           { return m_size == 0; }
+  size_type           size() const                            { return m_size; }
+
+  // Perhaps this should be renamed?
+  iterator            end()                                   { return begin() + m_size; }
+  const_iterator      end() const                             { return begin() + m_size; }
+
+//   using base_type::rend;
+
+  iterator            end_filtered()                          { return base_type::end(); }
+  const_iterator      end_filtered() const                    { return base_type::end(); }
+
+  iterator            focus()                                 { return begin() + m_focus; }
+  const_iterator      focus() const                           { return begin() + m_focus; }
+  void                set_focus(iterator itr)                 { m_focus = position(itr); m_signalChanged.emit(); }
+
+  void                next_focus();
+  void                prev_focus();
+
+  void                sort();
+
+  void                set_sort_new(const sort_list& s)        { m_sortNew = s; }
+  void                set_sort_current(const sort_list& s)    { m_sortCurrent = s; }
+
+  // Need to explicity trigger filtering.
+  void                filter();
+  void                set_filter(const filter_list& s)        { m_filter = s; }
+
+  // The time of the last change to the view, semantics of this is
+  // user-dependent. Used by f.ex. ViewManager to decide if it should
+  // sort and/or filter a view.
+  //
+  // Currently initialized to rak::timer(), though perhaps we should
+  // use cachedTimer.
+  rak::timer          last_changed() const                                 { return m_lastChanged; }
+  void                set_last_changed(const rak::timer& t = ::cachedTime) { m_lastChanged = t; }
+
+  // Don't connect any slots until after initialize else it get's
+  // triggered when adding the Download's in DownloadList.
+  signal_type&        signal_changed()                        { return m_signalChanged; }
+
+private:
+  ViewDownloads(const ViewDownloads&);
+  void operator = (const ViewDownloads&);
+
+  void                received_insert(core::Download* d);
+  void                received_erase(core::Download* d);
+
+  size_type           position(const_iterator itr) const      { return itr - begin(); }
+
+  // An received thing for changed status so we can sort and filter.
+
+  std::string         m_name;
+
+  core::DownloadList* m_list;
+
+  size_type           m_size;
+  size_type           m_focus;
+
+  sort_list           m_sortNew;
+  sort_list           m_sortCurrent;
+
+  filter_list         m_filter;
+
+  rak::timer          m_lastChanged;
+  signal_type         m_signalChanged;
+};
+
+class ViewSort {
+public:
+  virtual ~ViewSort() {}
+
+  virtual bool operator () (Download* d1, Download* d2) const = 0;
+};
+
+class ViewFilter {
+public:
+  virtual ~ViewFilter() {}
+
+  virtual bool operator () (Download* d1) const = 0;
+};
+
+}
+
+#endif