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livetrax/gtk2_ardour/playlist_selector.cc

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/*
Copyright (C) 2004 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <gtkmm/button.h>
#include "ardour/audio_track.h"
#include "ardour/audioplaylist.h"
#include "ardour/playlist.h"
#include "ardour/session_playlist.h"
#include <gtkmm2ext/gtk_ui.h>
#include "playlist_selector.h"
#include "route_ui.h"
#include "gui_thread.h"
#include "i18n.h"
using namespace std;
using namespace Gtk;
using namespace Gtkmm2ext;
using namespace ARDOUR;
using namespace PBD;
PlaylistSelector::PlaylistSelector ()
: ArdourDialog (_("Playlists"))
{
rui = 0;
set_name ("PlaylistSelectorWindow");
set_modal(true);
add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
set_size_request (300, 200);
model = TreeStore::create (columns);
tree.set_model (model);
tree.append_column (_("Playlists grouped by track"), columns.text);
scroller.add (tree);
scroller.set_policy (POLICY_AUTOMATIC, POLICY_AUTOMATIC);
get_vbox()->set_border_width (6);
get_vbox()->set_spacing (12);
get_vbox()->pack_start (scroller);
Button* b = add_button (_("Close"), RESPONSE_CANCEL);
b->signal_clicked().connect (sigc::mem_fun(*this, &PlaylistSelector::close_button_click));
}
PlaylistSelector::~PlaylistSelector ()
{
clear_map ();
}
void
PlaylistSelector::clear_map ()
{
for (TrackPlaylistMap::iterator x = trpl_map.begin(); x != trpl_map.end(); ++x) {
delete x->second;
}
trpl_map.clear ();
}
bool
PlaylistSelector::on_unmap_event (GdkEventAny* ev)
{
clear_map ();
if (model) {
model->clear ();
}
return Dialog::on_unmap_event (ev);
}
void
PlaylistSelector::show_for (RouteUI* ruix)
{
vector<const char*> item;
string str;
rui = ruix;
set_title (string_compose (_("Playlist for %1"), rui->route()->name()));
clear_map ();
select_connection.disconnect ();
model->clear ();
_session->playlists->foreach (this, &PlaylistSelector::add_playlist_to_map);
boost::shared_ptr<Track> this_track = rui->track();
TreeModel::Row others = *(model->append ());
others[columns.text] = _("Other tracks");
boost::shared_ptr<Playlist> proxy = others[columns.playlist];
proxy.reset ();
for (TrackPlaylistMap::iterator x = trpl_map.begin(); x != trpl_map.end(); ++x) {
boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (_session->route_by_id (x->first));
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/* legacy sessions stored the diskstream ID as the original
* playlist owner. so try there instead.
*/
if (tr == 0) {
tr = _session->track_by_diskstream_id (x->first);
}
if (tr == 0) {
continue;
}
/* add a node for the track */
string nodename;
if (tr->name().empty()) {
nodename = _("unassigned");
} else {
nodename = tr->name().c_str();
}
TreeModel::Row row;
TreeModel::Row selected_row;
bool have_selected = false;
TreePath this_path;
if (tr == this_track) {
row = *(model->prepend());
row[columns.text] = nodename;
boost::shared_ptr<Playlist> proxy = row[columns.playlist];
proxy.reset ();
} else {
row = *(model->append (others.children()));
row[columns.text] = nodename;
boost::shared_ptr<Playlist> proxy = row[columns.playlist];
proxy.reset ();
}
/* Now insert all the playlists for this diskstream/track in a subtree */
list<boost::shared_ptr<Playlist> >* pls = x->second;
for (list<boost::shared_ptr<Playlist> >::iterator p = pls->begin(); p != pls->end(); ++p) {
TreeModel::Row child_row;
child_row = *(model->append (row.children()));
child_row[columns.text] = (*p)->name();
child_row[columns.playlist] = *p;
if (*p == this_track->playlist()) {
selected_row = child_row;
have_selected = true;
}
}
if (have_selected) {
tree.get_selection()->select (selected_row);
}
}
// Add unassigned (imported) playlists to the list
list<boost::shared_ptr<Playlist> > unassigned;
_session->playlists->unassigned (unassigned);
TreeModel::Row row;
TreeModel::Row selected_row;
bool have_selected = false;
TreePath this_path;
row = *(model->append (others.children()));
row[columns.text] = _("Imported");
proxy = row[columns.playlist];
proxy.reset ();
for (list<boost::shared_ptr<Playlist> >::iterator p = unassigned.begin(); p != unassigned.end(); ++p) {
TreeModel::Row child_row;
child_row = *(model->append (row.children()));
child_row[columns.text] = (*p)->name();
child_row[columns.playlist] = *p;
if (*p == this_track->playlist()) {
selected_row = child_row;
have_selected = true;
}
if (have_selected) {
tree.get_selection()->select (selected_row);
}
}
show_all ();
select_connection = tree.get_selection()->signal_changed().connect (sigc::mem_fun(*this, &PlaylistSelector::selection_changed));
}
void
PlaylistSelector::add_playlist_to_map (boost::shared_ptr<Playlist> pl)
{
boost::shared_ptr<AudioPlaylist> apl;
if (pl->frozen()) {
return;
}
if ((apl = boost::dynamic_pointer_cast<AudioPlaylist> (pl)) == 0) {
return;
}
TrackPlaylistMap::iterator x;
if ((x = trpl_map.find (apl->get_orig_track_id())) == trpl_map.end()) {
x = trpl_map.insert (trpl_map.end(), make_pair (apl->get_orig_track_id(), new list<boost::shared_ptr<Playlist> >));
}
x->second->push_back (pl);
}
void
PlaylistSelector::close_button_click ()
{
rui = 0;
hide ();
}
void
PlaylistSelector::selection_changed ()
{
boost::shared_ptr<Playlist> playlist;
TreeModel::iterator iter = tree.get_selection()->get_selected();
if (!iter || rui == 0) {
/* nothing selected */
return;
}
if ((playlist = ((*iter)[columns.playlist])) != 0) {
boost::shared_ptr<AudioTrack> at;
boost::shared_ptr<AudioPlaylist> apl;
if ((at = rui->audio_track()) == 0) {
/* eh? */
return;
}
if ((apl = boost::dynamic_pointer_cast<AudioPlaylist> (playlist)) == 0) {
/* eh? */
return;
}
at->use_playlist (apl);
hide ();
}
}