Logo Search packages:      
Sourcecode: ardour version File versions

editor_route_list.cc

/*
    Copyright (C) 2000 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 <algorithm>
#include <cstdlib>
#include <cmath>

#include "editor.h"
#include "keyboard.h"
#include "ardour_ui.h"
#include "audio_time_axis.h"
#include "mixer_strip.h"
#include "gui_thread.h"
#include "actions.h"

#include <ardour/route.h>
#include <ardour/audio_track.h>

#include "i18n.h"

using namespace sigc;
using namespace ARDOUR;
using namespace PBD;
using namespace Gtk;
using namespace Glib;

void
Editor::handle_new_route (Session::RouteList& routes)
{
      ENSURE_GUI_THREAD(bind (mem_fun(*this, &Editor::handle_new_route), routes));
      
      TimeAxisView *tv;
      AudioTimeAxisView *atv;
      TreeModel::Row parent;
      TreeModel::Row row;

      ignore_route_list_reorder = true;
      ignore_route_order_sync = true;
      no_route_list_redisplay = true;

      for (Session::RouteList::iterator x = routes.begin(); x != routes.end(); ++x) {
            boost::shared_ptr<Route> route = (*x);

            if (route->hidden()) {
                  continue;
            }
            
            tv = new AudioTimeAxisView (*this, *session, route, *track_canvas);
            //cerr << "Editor::handle_new_route() called on " << route->name() << endl;//DEBUG
            row = *(route_display_model->append ());
            
            row[route_display_columns.route] = route;
            row[route_display_columns.text] = route->name();
            row[route_display_columns.visible] = tv->marked_for_display();
            row[route_display_columns.tv] = tv;

            track_views.push_back (tv);
            
            if ((atv = dynamic_cast<AudioTimeAxisView*> (tv)) != 0) {
                  /* added a new fresh one at the end */
                  if (atv->route()->order_key(N_("editor")) == -1) {
                        atv->route()->set_order_key (N_("editor"), route_display_model->children().size()-1);
                  }
                  atv->effective_gain_display ();
            }

            tv->set_old_order_key (route_display_model->children().size() - 1);
            route->gui_changed.connect (mem_fun(*this, &Editor::handle_gui_changes));
            tv->GoingAway.connect (bind (mem_fun(*this, &Editor::remove_route), tv));
      }

      ignore_route_list_reorder = false;
      ignore_route_order_sync = false;
      no_route_list_redisplay = false;

      redisplay_route_list ();

      if (show_editor_mixer_when_tracks_arrive) {
            show_editor_mixer (true);
      }

      editor_mixer_button.set_sensitive(true);
}

void
Editor::handle_gui_changes (const string & what, void *src)
{
      ENSURE_GUI_THREAD(bind (mem_fun(*this, &Editor::handle_gui_changes), what, src));
      
      if (what == "track_height") {
            /* make tracks change height while it happens, instead 
               of on first-idle
            */
            track_canvas->update_now ();
            redisplay_route_list ();
      }

      if (what == "visible_tracks") {
            redisplay_route_list ();
      }
}

void
Editor::remove_route (TimeAxisView *tv)
{
      ENSURE_GUI_THREAD(bind (mem_fun(*this, &Editor::remove_route), tv));

      TrackViewList::iterator i;
      TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator ri;

      if (tv == entered_track) {
            entered_track = 0;
      }

      /* Decrement old order keys for tracks `above' the one that is being removed */
      for (ri = rows.begin(); ri != rows.end(); ++ri) {
            TimeAxisView* v = (*ri)[route_display_columns.tv];
            if (v->old_order_key() > tv->old_order_key()) {
                  v->set_old_order_key (v->old_order_key() - 1);
            }
      }

      for (ri = rows.begin(); ri != rows.end(); ++ri) {
            if ((*ri)[route_display_columns.tv] == tv) {
                  route_display_model->erase (ri);
                  break;
            }
      }

      if ((i = find (track_views.begin(), track_views.end(), tv)) != track_views.end()) {
            track_views.erase (i);
      }

      /* since the editor mixer goes away when you remove a route, set the
       * button to inactive and untick the menu option
       */

      editor_mixer_button.set_active(false);
      ActionManager::uncheck_toggleaction ("<Actions>/Editor/show-editor-mixer");

      /* and disable if all tracks and/or routes are gone */

      if (track_views.size() == 0) {
            editor_mixer_button.set_sensitive(false);
      }
}

void
Editor::route_name_changed (TimeAxisView *tv)
{
      ENSURE_GUI_THREAD(bind (mem_fun(*this, &Editor::route_name_changed), tv));
      
      TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator i;
      
      for (i = rows.begin(); i != rows.end(); ++i) {
            if ((*i)[route_display_columns.tv] == tv) {
                  (*i)[route_display_columns.text] = tv->name();
                  break;
            }
      } 
}

void
Editor::update_route_visibility ()
{
      TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator i;
      
      no_route_list_redisplay = true;

      for (i = rows.begin(); i != rows.end(); ++i) {
            TimeAxisView *tv = (*i)[route_display_columns.tv];
            (*i)[route_display_columns.visible] = tv->marked_for_display ();
      }

      no_route_list_redisplay = false;
      redisplay_route_list ();
}

void
Editor::hide_track_in_display (TimeAxisView& tv, bool temponly)
{
      TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator i;

      for (i = rows.begin(); i != rows.end(); ++i) {
            if ((*i)[route_display_columns.tv] == &tv) { 
                  (*i)[route_display_columns.visible] = false;
                  // if (temponly) {
                  tv.set_marked_for_display (false);
                  // }
                  break;
            }
      }

      AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (&tv);

      if (atv && current_mixer_strip && (atv->route() == current_mixer_strip->route())) {
            // this will hide the mixer strip
            set_selected_mixer_strip (tv);
      }
}

void
Editor::show_track_in_display (TimeAxisView& tv)
{
      TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator i;
      
      for (i = rows.begin(); i != rows.end(); ++i) {
            if ((*i)[route_display_columns.tv] == &tv) { 
                  (*i)[route_display_columns.visible] = true;
                  tv.set_marked_for_display (true);
                  break;
            }
      }
}

void
Editor::sync_order_keys ()
{
      vector<int> neworder;
      TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator ri;

      if (ignore_route_order_sync || !session || (session->state_of_the_state() & Session::Loading) || rows.empty()) {
            return;
      }

      for (ri = rows.begin(); ri != rows.end(); ++ri) {
            neworder.push_back (0);
      }

      for (ri = rows.begin(); ri != rows.end(); ++ri) {
            TimeAxisView* tv = (*ri)[route_display_columns.tv];
            boost::shared_ptr<Route> route = (*ri)[route_display_columns.route];
            neworder[route->order_key (X_("editor"))] = tv->old_order_key ();
      }

      ignore_route_list_reorder = true;
      route_display_model->reorder (neworder);
      ignore_route_list_reorder = false;
}

void
Editor::redisplay_route_list ()
{
      TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator i;
      uint32_t position;
      uint32_t order;
      int n;

      if (no_route_list_redisplay) {
            return;
      }

      if (session && (rows.size() > session->nroutes())) {
            /* temporary condition during a drag-n-drop */
            return;
      }

      for (n = 0, order = 0, position = 0, i = rows.begin(); i != rows.end(); ++i) {
            TimeAxisView *tv = (*i)[route_display_columns.tv];
            boost::shared_ptr<Route> route = (*i)[route_display_columns.route];

            if (tv == 0) {
                  // just a "title" row
                  continue;
            }

            if (!ignore_route_list_reorder) {
                  
                  /* this reorder is caused by user action, so reassign sort order keys
                     to tracks.
                  */
                  
                  route->set_order_key (N_("editor"), order);
            }

            tv->set_old_order_key (order);

            bool visible = (*i)[route_display_columns.visible];

            if (visible) {
                  tv->set_marked_for_display (true);
                  position += tv->show_at (position, n, &edit_controls_vbox);
            } else {
                  tv->hide ();
            }
            
            ++order;
            ++n;
      }

      full_canvas_height = position;

      /* make sure the cursors stay on top of every newly added track */

      cursor_group->raise_to_top ();

      reset_scrolling_region ();

      if (Config->get_sync_all_route_ordering() && !ignore_route_list_reorder) {
            ignore_route_order_sync = true;
            Route::SyncOrderKeys (); // EMIT SIGNAL
            ignore_route_order_sync = false;
      }
}

void
Editor::hide_all_tracks (bool with_select)
{
      TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator i;

      no_route_list_redisplay = true;

      for (i = rows.begin(); i != rows.end(); ++i) {
            
            TreeModel::Row row = (*i);
            TimeAxisView *tv = row[route_display_columns.tv];

            if (tv == 0) {
                  continue;
            }
            
            row[route_display_columns.visible] = false;
      }

      no_route_list_redisplay = false;
      redisplay_route_list ();

      /* XXX this seems like a hack and half, but its not clear where to put this
         otherwise.
      */

      reset_scrolling_region ();
}

void
Editor::build_route_list_menu ()
{
        using namespace Menu_Helpers;
      using namespace Gtk;

      route_list_menu = new Menu;
      
      MenuList& items = route_list_menu->items();
      route_list_menu->set_name ("ArdourContextMenu");

      items.push_back (MenuElem (_("Show All"), mem_fun(*this, &Editor::show_all_routes)));
      items.push_back (MenuElem (_("Hide All"), mem_fun(*this, &Editor::hide_all_routes)));
      items.push_back (MenuElem (_("Show All Audio Tracks"), mem_fun(*this, &Editor::show_all_audiotracks)));
      items.push_back (MenuElem (_("Hide All Audio Tracks"), mem_fun(*this, &Editor::hide_all_audiotracks)));
      items.push_back (MenuElem (_("Show All Audio Busses"), mem_fun(*this, &Editor::show_all_audiobus)));
      items.push_back (MenuElem (_("Hide All Audio Busses"), mem_fun(*this, &Editor::hide_all_audiobus)));

}

void
Editor::set_all_tracks_visibility (bool yn)
{
        TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator i;

      no_route_list_redisplay = true;

      for (i = rows.begin(); i != rows.end(); ++i) {

            TreeModel::Row row = (*i);
            TimeAxisView* tv = row[route_display_columns.tv];

            if (tv == 0) {
                  continue;
            }
            
            (*i)[route_display_columns.visible] = yn;
      }

      no_route_list_redisplay = false;
      redisplay_route_list ();
}

void
Editor::set_all_audio_visibility (int tracks, bool yn) 
{
        TreeModel::Children rows = route_display_model->children();
      TreeModel::Children::iterator i;

      no_route_list_redisplay = true;

      for (i = rows.begin(); i != rows.end(); ++i) {
            TreeModel::Row row = (*i);
            TimeAxisView* tv = row[route_display_columns.tv];
            AudioTimeAxisView* atv;

            if (tv == 0) {
                  continue;
            }

            if ((atv = dynamic_cast<AudioTimeAxisView*>(tv)) != 0) {
                  switch (tracks) {
                  case 0:
                        (*i)[route_display_columns.visible] = yn;
                        break;

                  case 1:
                        if (atv->is_audio_track()) {
                              (*i)[route_display_columns.visible] = yn;
                        }
                        break;
                        
                  case 2:
                        if (!atv->is_audio_track()) {
                              (*i)[route_display_columns.visible] = yn;
                        }
                        break;
                  }
            }
      }

      no_route_list_redisplay = false;
      redisplay_route_list ();
}

void
Editor::hide_all_routes ()
{
      set_all_tracks_visibility (false);
}

void
Editor::show_all_routes ()
{
      set_all_tracks_visibility (true);
}

void
Editor::show_all_audiobus ()
{
      set_all_audio_visibility (2, true);
}
void
Editor::hide_all_audiobus ()
{
      set_all_audio_visibility (2, false);
}

void
Editor::show_all_audiotracks()
{
      set_all_audio_visibility (1, true);
}
void
Editor::hide_all_audiotracks ()
{
      set_all_audio_visibility (1, false);
}

bool
Editor::route_list_display_button_press (GdkEventButton* ev)
{
      if (Keyboard::is_context_menu_event (ev)) {
            show_route_list_menu ();
            return true;
      }

      TreeIter iter;
      TreeModel::Path path;
      TreeViewColumn* column;
      int cellx;
      int celly;
      
      if (!route_list_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
            return false;
      }

      switch (GPOINTER_TO_UINT (column->get_data (X_("colnum")))) {
      case 0:
            if ((iter = route_display_model->get_iter (path))) {
                  TimeAxisView* tv = (*iter)[route_display_columns.tv];
                  if (tv) {
                        bool visible = (*iter)[route_display_columns.visible];
                        (*iter)[route_display_columns.visible] = !visible;
                  }
            }
            return true;

      case 1:
            /* allow normal processing to occur */
            return false;

      default:
            break;
      }

      return false;
}

void
Editor::show_route_list_menu()
{
      if (route_list_menu == 0) {
            build_route_list_menu ();
      }

      route_list_menu->popup (1, gtk_get_current_event_time());
}

bool
Editor::route_list_selection_filter (const Glib::RefPtr<TreeModel>& model, const TreeModel::Path& path, bool yn)
{
      return true;
}

struct EditorOrderRouteSorter {
    bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
          /* use of ">" forces the correct sort order */
          return a->order_key ("editor") < b->order_key ("editor");
    }
};

void
Editor::initial_route_list_display ()
{
      boost::shared_ptr<Session::RouteList> routes = session->get_routes();
      Session::RouteList r (*routes);
      EditorOrderRouteSorter sorter;

      r.sort (sorter);
      
      no_route_list_redisplay = true;

      route_display_model->clear ();

      handle_new_route (r);

      no_route_list_redisplay = false;

      redisplay_route_list ();
}

void
Editor::track_list_reorder (const Gtk::TreeModel::Path& path,const Gtk::TreeModel::iterator& iter, int* new_order)
{
      session->set_remote_control_ids();
      redisplay_route_list ();
}

void
Editor::route_list_change (const Gtk::TreeModel::Path& path,const Gtk::TreeModel::iterator& iter)
{
      session->set_remote_control_ids();
      redisplay_route_list ();
}

void
Editor::route_list_delete (const Gtk::TreeModel::Path& path)
{
      session->set_remote_control_ids();
      redisplay_route_list ();
}

void  
Editor::route_list_display_drag_data_received (const RefPtr<Gdk::DragContext>& context,
                                    int x, int y, 
                                    const SelectionData& data,
                                    guint info, guint time)
{
      cerr << "RouteLD::dddr target = " << data.get_target() << endl;
      
      if (data.get_target() == "GTK_TREE_MODEL_ROW") {
            cerr << "Delete drag data drop to treeview\n";
            route_list_display.on_drag_data_received (context, x, y, data, info, time);
            return;
      }
      cerr << "some other kind of drag\n";
      context->drag_finish (true, false, time);
}

void
Editor::foreach_time_axis_view (sigc::slot<void,TimeAxisView&> theslot)
{
      for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
            theslot (**i);
      }
}

Generated by  Doxygen 1.6.0   Back to index