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livetrax/gtk2_ardour/playlist_selector.cc
2006-07-27 16:52:14 +00:00

253 lines
5.3 KiB
C++

/*
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.
$Id$
*/
#include <gtkmm/button.h>
#include <ardour/session_playlist.h>
#include <ardour/audio_diskstream.h>
#include <ardour/playlist.h>
#include <ardour/audio_track.h>
#include <ardour/audioplaylist.h>
#include <ardour/configuration.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 sigc;
using namespace Gtk;
using namespace ARDOUR;
using namespace PBD;
PlaylistSelector::PlaylistSelector ()
: ArdourDialog ("playlist selector")
{
rui = 0;
set_position (WIN_POS_MOUSE);
set_name ("PlaylistSelectorWindow");
set_title (_("ardour: playlists"));
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);
// GTK2FIX do we need this stuff or is GTK applying some policy now?
//set_border_width (6);
// set_spacing (12);
get_vbox()->pack_start (scroller);
Button* b = add_button (_("close"), RESPONSE_CANCEL);
b->signal_clicked().connect (mem_fun(*this, &PlaylistSelector::close_button_click));
}
PlaylistSelector::~PlaylistSelector ()
{
clear_map ();
}
void
PlaylistSelector::clear_map ()
{
for (DSPL_Map::iterator x = dspl_map.begin(); x != dspl_map.end(); ++x) {
delete x->second;
}
dspl_map.clear ();
}
void
PlaylistSelector::show_for (RouteUI* ruix)
{
vector<const char*> item;
AudioDiskstream* this_ds;
string str;
rui = ruix;
str = _("ardour: playlist for ");
str += rui->route()->name();
set_title (str);
clear_map ();
select_connection.disconnect ();
model->clear ();
session->foreach_playlist (this, &PlaylistSelector::add_playlist_to_map);
this_ds = rui->get_diskstream();
TreeModel::Row others = *(model->append ());
others[columns.text] = _("Other tracks");
others[columns.playlist] = 0;
for (DSPL_Map::iterator x = dspl_map.begin(); x != dspl_map.end(); ++x) {
AudioDiskstream* ds = session->diskstream_by_id (x->first);
if (ds == 0) {
continue;
}
/* add a node for the diskstream */
string nodename;
if (ds->name().empty()) {
nodename = _("unassigned");
} else {
nodename = ds->name().c_str();
}
TreeModel::Row row;
TreeModel::Row* selected_row = 0;
TreePath this_path;
if (ds == this_ds) {
row = *(model->prepend());
row[columns.text] = nodename;
row[columns.playlist] = 0;
} else {
row = *(model->append (others.children()));
row[columns.text] = nodename;
row[columns.playlist] = 0;
}
/* Now insert all the playlists for this diskstream/track in a subtree */
list<Playlist*> *pls = x->second;
for (list<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_ds->playlist()) {
selected_row = &child_row;
}
}
if (selected_row != 0) {
tree.get_selection()->select (*selected_row);
}
}
show_all ();
select_connection = tree.get_selection()->signal_changed().connect (mem_fun(*this, &PlaylistSelector::selection_changed));
}
void
PlaylistSelector::add_playlist_to_map (Playlist *pl)
{
AudioPlaylist* apl;
if (pl->frozen()) {
return;
}
if ((apl = dynamic_cast<AudioPlaylist*> (pl)) == 0) {
return;
}
DSPL_Map::iterator x;
if ((x = dspl_map.find (apl->get_orig_diskstream_id())) == dspl_map.end()) {
pair<PBD::ID,list<Playlist*>*> newp (apl->get_orig_diskstream_id(), new list<Playlist*>);
x = dspl_map.insert (dspl_map.end(), newp);
}
x->second->push_back (pl);
}
void
PlaylistSelector::set_session (Session* s)
{
ENSURE_GUI_THREAD(bind (mem_fun(*this, &PlaylistSelector::set_session), s));
session = s;
if (session) {
session->going_away.connect (bind (mem_fun(*this, &PlaylistSelector::set_session), static_cast<Session*> (0)));
}
}
void
PlaylistSelector::close_button_click ()
{
rui = 0;
hide ();
}
void
PlaylistSelector::selection_changed ()
{
Playlist *playlist;
TreeModel::iterator iter = tree.get_selection()->get_selected();
if (!iter || rui == 0) {
/* nothing selected */
return;
}
if ((playlist = ((*iter)[columns.playlist])) != 0) {
AudioTrack* at;
AudioPlaylist* apl;
if ((at = rui->audio_track()) == 0) {
/* eh? */
return;
}
if ((apl = dynamic_cast<AudioPlaylist*> (playlist)) == 0) {
/* eh? */
return;
}
at->disk_stream().use_playlist (apl);
hide ();
}
}