Logo Search packages:      
Sourcecode: ardour version File versions  Download package

connection_editor.cc

/*
    Copyright (C) 2002 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 <map>
#include <vector>
#include <stdint.h>

#include <gtkmm2ext/gtk_ui.h>
#include <gtkmm2ext/utils.h>
#include <sigc++/bind.h>

#include "connection_editor.h"

#include <ardour/session.h>
#include <ardour/session_connection.h>
#include <ardour/audioengine.h>
#include <ardour/connection.h>

#include "utils.h"
#include "keyboard.h"
#include "prompter.h"

#include "i18n.h"

#include <inttypes.h>

using namespace std;
using namespace ARDOUR;
using namespace PBD;
using namespace Gtk;
using namespace sigc;

ConnectionEditor::ConnectionEditor ()
      : ArdourDialog (_("ardour: connections")),
        input_frame (_("Input Connections")),
        output_frame (_("Output Connections")),
        new_input_connection_button (_("New Input")),
        new_output_connection_button (_("New Output")),
        delete_connection_button (_("Delete")),
        clear_button (_("Clear")),
        add_port_button (_("Add Port")),
        ok_button (_("Close")),
        cancel_button (_("Cancel")),
        rescan_button (_("Rescan"))
        
{
      add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);

      session = 0;
      selected_port = -1;
      current_connection = 0;
      push_at_front = false;

      set_name ("ConnectionEditorWindow");

      ok_button.set_name ("ConnectionEditorButton");
      cancel_button.set_name ("ConnectionEditorButton");
      rescan_button.set_name ("ConnectionEditorButton");
      new_input_connection_button.set_name ("ConnectionEditorButton");
      new_output_connection_button.set_name ("ConnectionEditorButton");
      clear_button.set_name ("ConnectionEditorButton");
      
      button_frame.set_name ("ConnectionEditorFrame");
      input_frame.set_name ("ConnectionEditorFrame");
      output_frame.set_name ("ConnectionEditorFrame");

      button_box.set_spacing (15);
      button_box.set_border_width (5);
      Gtkmm2ext::set_size_request_to_display_given_text (ok_button, _("OK"), 40, 15);
      button_box.pack_end (ok_button, false, false);
      // button_box.pack_end (cancel_button, false, false);
      cancel_button.hide();
      button_frame.add (button_box);

      ok_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::accept));
      cancel_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::cancel));
      cancel_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::rescan));

      notebook.set_name ("ConnectionEditorNotebook");
      notebook.set_size_request (-1, 125);

      clear_button.set_name ("ConnectionEditorButton");
      add_port_button.set_name ("ConnectionEditorButton");
      Gtkmm2ext::set_size_request_to_display_given_text (add_port_button, _("Add Port"), 35, 15);

      selector_frame.set_name ("ConnectionEditorFrame");
      port_frame.set_name ("ConnectionEditorFrame");

      selector_frame.set_label (_("Available Ports"));
      
      selector_button_box.set_spacing (5);
      selector_button_box.set_border_width (5);
      Gtkmm2ext::set_size_request_to_display_given_text (rescan_button, _("Rescan"), 35, 15);
      selector_button_box.pack_start (rescan_button, false, false);

      selector_box.set_spacing (5);
      selector_box.set_border_width (5);
      selector_box.pack_start (notebook);
      selector_box.pack_start (selector_button_box);

      selector_frame.add (selector_box);

      port_box.set_spacing (5);
      port_box.set_border_width (3);

      port_button_box.set_spacing (5);
      port_button_box.set_border_width (2);

      port_button_box.pack_start (add_port_button, false, false);
      port_and_button_box.set_border_width (5);
      port_and_button_box.pack_start (port_button_box, false, false);
      port_and_button_box.pack_start (port_box);

      port_frame.add (port_and_button_box);

      port_and_selector_box.set_spacing (5);
      port_and_selector_box.pack_start (port_frame);
      port_and_selector_box.pack_start (selector_frame);

      right_vbox.set_spacing (5);
      right_vbox.set_border_width (5);
      right_vbox.pack_start (port_and_selector_box);

      input_connection_model = ListStore::create (connection_columns);
      output_connection_model = ListStore::create (connection_columns);
      
      input_connection_display.set_model (input_connection_model);
      output_connection_display.set_model (output_connection_model);

      input_connection_display.append_column (_("Connections"), connection_columns.name);
      output_connection_display.append_column (_("Connections"), connection_columns.name);

      input_connection_display.get_selection()->set_mode(Gtk::SELECTION_SINGLE);
      input_connection_display.set_size_request (80, -1);
      input_connection_display.set_name ("ConnectionEditorConnectionList");

      output_connection_display.get_selection()->set_mode(Gtk::SELECTION_SINGLE);
      output_connection_display.set_size_request (80, -1);
      output_connection_display.set_name ("ConnectionEditorConnectionList");

      input_connection_display.get_selection()->signal_changed().connect (bind (mem_fun(*this, &ConnectionEditor::selection_changed), &input_connection_display));
      output_connection_display.get_selection()->signal_changed().connect (bind (mem_fun(*this, &ConnectionEditor::selection_changed), &output_connection_display));


      input_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
      output_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);

      input_scroller.add (input_connection_display);
      output_scroller.add (output_connection_display);

      input_box.set_border_width (5);
      input_box.set_spacing (5);
      input_box.pack_start (input_scroller);
      input_box.pack_start (new_input_connection_button, false, false);
      input_frame.add (input_box);

      output_box.set_border_width (5);
      output_box.set_spacing (5);
      output_box.pack_start (output_scroller);
      output_box.pack_start (new_output_connection_button, false, false);
      output_frame.add (output_box);

      connection_box.set_spacing (5);
      connection_box.pack_start (input_frame);
      connection_box.pack_start (output_frame);

      left_vbox.set_spacing (5);
      left_vbox.pack_start (connection_box);

      main_hbox.set_border_width (10);
      main_hbox.set_spacing (5);
      main_hbox.pack_start (left_vbox);
      main_hbox.pack_start (right_vbox);

      main_vbox.set_border_width (10);
      main_vbox.set_spacing (5);
      main_vbox.pack_start (main_hbox);
      main_vbox.pack_start (button_frame, false, false);

      get_vbox()->pack_start (main_vbox);
      
      clear_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::clear));
      add_port_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::add_port));
      new_input_connection_button.signal_clicked().connect (bind (mem_fun(*this, &ConnectionEditor::new_connection), true));
      new_output_connection_button.signal_clicked().connect (bind (mem_fun(*this, &ConnectionEditor::new_connection), false));
      delete_connection_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::delete_connection));
}

ConnectionEditor::~ConnectionEditor()
{
}

void
ConnectionEditor::set_session (Session *s)
{
      if (s != session) {

            ArdourDialog::set_session (s);
            
            if (session) {
                  session->ConnectionAdded.connect (mem_fun(*this, &ConnectionEditor::proxy_add_connection_and_select));
                  session->ConnectionRemoved.connect (mem_fun(*this, &ConnectionEditor::proxy_remove_connection));
            } else {
                  hide ();
            }
      }
}

void
ConnectionEditor::rescan ()
{
      refill_connection_display ();
      display_ports ();
}

void
ConnectionEditor::cancel ()
{
      hide ();
}

void
ConnectionEditor::accept ()
{
      hide ();
}

void
ConnectionEditor::clear ()
{
      if (current_connection) {
            current_connection->clear ();
      }
}

void
ConnectionEditor::on_map ()
{
      refill_connection_display ();
      Window::on_map ();
}

void
ConnectionEditor::add_connection (ARDOUR::Connection *connection)
{
      TreeModel::Row row;

      if (dynamic_cast<InputConnection *> (connection)) {

            if (push_at_front) {
                  row = *(input_connection_model->prepend());
            } else {
                  row = *(input_connection_model->append());
            }

      } else {

            if (push_at_front) {
                  row = *(output_connection_model->prepend());
            } else {
                  row = *(output_connection_model->append());
            }
      }

      row[connection_columns.connection] = connection;
      row[connection_columns.name] = connection->name();
}

void
ConnectionEditor::remove_connection (ARDOUR::Connection *connection)
{
      TreeModel::iterator i;
      Glib::RefPtr<TreeModel> model = input_connection_model;

      if (dynamic_cast<InputConnection *> (connection) == 0) {
            model = output_connection_model;
      }

      TreeModel::Children rows = model->children();

      for (i = rows.begin(); i != rows.end(); ++i) {
            if ((*i)[connection_columns.connection] == connection) {
                  // model->erase (i);
                  break;
            }
      }
}

void
ConnectionEditor::proxy_add_connection_and_select (ARDOUR::Connection *connection)
{
      Gtkmm2ext::UI::instance()->call_slot (bind (mem_fun(*this, &ConnectionEditor::add_connection_and_select), connection));
}

void
ConnectionEditor::proxy_remove_connection (ARDOUR::Connection *connection)
{
      Gtkmm2ext::UI::instance()->call_slot (bind (mem_fun(*this, &ConnectionEditor::remove_connection), connection));
}

void
ConnectionEditor::add_connection_and_select (ARDOUR::Connection *connection)
{
      add_connection (connection);

      // GTK2FIX
      // if (dynamic_cast<InputConnection *> (connection)) {
      // input_connection_display.rows().front().select ();
        // } else {
      //    output_connection_display.rows().front().select ();
      //}
}

void
ConnectionEditor::refill_connection_display ()
{
      input_connection_display.set_model (Glib::RefPtr<TreeModel>(0));
      output_connection_display.set_model (Glib::RefPtr<TreeModel>(0));

      input_connection_model->clear();
      output_connection_model->clear();

      current_connection = 0;
      
      if (session) {
            session->foreach_connection (this, &ConnectionEditor::add_connection);
      }

      input_connection_display.set_model (input_connection_model);
      output_connection_display.set_model (output_connection_model);

}
      
void
ConnectionEditor::selection_changed (TreeView* view)
{
      ARDOUR::Connection *old_current = current_connection;

      TreeIter iter;
      TreeModel::Path path;
      Glib::RefPtr<TreeView::Selection> selection = view->get_selection();
      Glib::RefPtr<TreeModel> model = view->get_model();
      bool input = (view == &input_connection_display);

      iter = model->get_iter (path);
      
      current_connection = (*iter)[connection_columns.connection];

      if (old_current != current_connection) {
            config_connection.disconnect ();
            connect_connection.disconnect ();
      }

      if (current_connection) {
            config_connection = current_connection->ConfigurationChanged.connect 
                  (bind (mem_fun(*this, &ConnectionEditor::configuration_changed), input));
            connect_connection = current_connection->ConnectionsChanged.connect 
                  (bind (mem_fun(*this, &ConnectionEditor::connections_changed), input));
      }
      
      display_connection_state (input);
      display_ports ();
}

void
ConnectionEditor::configuration_changed (bool for_input)
{
      display_connection_state (for_input);
}

void
ConnectionEditor::connections_changed (int which_port, bool for_input)
{
      display_connection_state (for_input);
}

void
ConnectionEditor::display_ports ()
{
      if (session == 0 || current_connection == 0) {
            return;
      }
      
      using namespace Notebook_Helpers;

      typedef std::map<std::string,std::vector<std::pair<std::string,std::string> > > PortMap;
      PortMap portmap;
      const char **ports;
      PageList& pages = notebook.pages();
      gint current_page;
      vector<string> rowdata;
      bool for_input;

      current_page = notebook.get_current_page ();
      pages.clear ();

      /* get relevant current JACK ports */

      for_input = (dynamic_cast<InputConnection *> (current_connection) != 0);

      ports = session->engine().get_ports ("", JACK_DEFAULT_AUDIO_TYPE, for_input?JackPortIsOutput:JackPortIsInput);

      if (ports == 0) {
            return;
      }

      /* find all the client names and group their ports into a list-by-client */
      
      for (int n = 0; ports[n]; ++n) {

            pair<string,vector<pair<string,string> > > newpair;
            pair<string,string> strpair;
            pair<PortMap::iterator,bool> result;

            string str = ports[n];
            string::size_type pos;
            string portname;

            pos = str.find (':');

            newpair.first = str.substr (0, pos); 
            portname = str.substr (pos+1);

            result = portmap.insert (newpair);

            strpair.first = portname;
            strpair.second = str;

            result.first->second.push_back (strpair);
      }

      PortMap::iterator i;

      for (i = portmap.begin(); i != portmap.end(); ++i) {
            
            Box *client_box = manage (new VBox);
            Gtk::CTreeView *display = manage (new Gtk::TreeView);
            RefPtr<TreeModel> model = TreeModel::create (columns);
            ScrolledWindow *scroller = manage (new ScrolledWindow);

            display->set_selection_mode (GTK_SELECTION_SINGLE);
            display->set_name ("ConnectionEditorList");

            for (vector<pair<string,string> >::iterator s = i->second.begin(); s != i->second.end(); ++s) {
                  
                  Row row = model->append ();

                  row[displayed_name] = s->first;
                  row[full_name] = s->second;
            }

            display->get_selection()->signal_changed().connect (bind (mem_fun(*this, &ConnectionEditor::port_selection_handler), display));
            
            Label *tab_label = manage (new Label);

            tab_label->set_name ("ConnectionEditorNotebookTab");
            tab_label->set_text ((*i).first);

            display->set_model (model);

            scroller->add (*client_port_display);
            scroller->set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);

            client_box->pack_start (*scroller);

            pages.push_back (TabElem (*client_box, *tab_label));
      }

      notebook.set_page (current_page);
      notebook.show.connect (bind (mem_fun (notebook, &Notebook::set_page), current_page));
      selector_box.show_all ();
}     

void
ConnectionEditor::display_connection_state (bool for_input)
{
      Glib::Mutex::Lock lm  (port_display_lock);
      uint32_t limit;

      if (session == 0 || current_connection == 0) {
            return;
      }

      string frame_label = _("Connection \"");
      frame_label += current_connection->name();
      frame_label += _("\"");
      port_frame.set_label (frame_label);

      for (slist<ScrolledWindow *>::iterator i = port_displays.begin(); i != port_displays.end(); ) {
            
            slist<ScrolledWindow *>::iterator tmp;

            tmp = i;
            tmp++;

            port_box.remove (**i);
            delete *i;
            port_displays.erase (i);

            i = tmp;
      } 
      
      limit = current_connection->nports();

      for (uint32_t n = 0; n < limit; ++n) {

            CList *clist;
            ScrolledWindow *scroller;

            const gchar *title[1];
            char buf[32];
            string really_short_name;

            if (for_input) {
                  snprintf(buf, sizeof(buf)-1, _("in %d"), n+1);
            } else {
                  snprintf(buf, sizeof(buf)-1, _("out %d"), n+1);
            }
                  
            tview = manage (new TreeView());
            Glib::RefPtr<ListStore> port_model = ListStore::create (*port_display_columns);
            
            tview->set_model (port_model);
            tview->append_column (_(buf), port_display_columns->name);
            tview->set_selection()->set_mode (Gtk::SELECTION_SINGLE);
            tview->set_data ("port", (gpointer) ((intptr_t) n));
            tview->set_headers_visible (true);
            tview->set_name ("ConnectionEditorPortList");
            tview->signal_button_press_event().connect (bind (mem_fun(*this, &ConnectionEditor::port_column_click), clist));

            scroller = manage (new ScrolledWindow);
            
            scroller->add (*tview);
            scroller->set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);

            port_displays.insert (port_displays.end(), scroller);
            port_box.pack_start (*scroller);

            scroller->set_size_request (-1, 75);

            /* now fill the clist with the current connections */

            const ARDOUR::Connection::PortList& connections = current_connection->port_connections (n);
      
            for (ARDOUR::Connection::PortList::const_iterator i = connections.begin(); i != connections.end(); ++i) {

                  TreeModel::Row row = *(model->append());

                  row[port_connection_columns.name] = (*i)->name();
            }
      }

      port_box.show_all ();
}

void
ConnectionEditor::port_selection_changed (TreeView* tview)
{
      Glib::RefPtr<TreeView::Selection> sel = tview->get_selection();
      TreeModel::iterator iter = sel->get_selected();

      if (!current_connection) {
            return;
      }

      if (iter) {
            TreeModel::Row row = *iter;
            string other_port_name = row[port_display_columns.full_name];

      
      if (current_connection && selected_port >= 0) {
            current_connection->add_connection (selected_port, other_port_name);
      }

}

void
ConnectionEditor::add_port ()
{
      if (current_connection) {
            current_connection->add_port ();
      }
}

void
ConnectionEditor::connection_port_button_press_event (GdkEventButton* ev, TreeView* tview)
{
      Glib::Mutex::Lock lm  (port_display_lock);

      int which_port = reinterpret_cast<intptr_t> (treeview->get_data ("port"));

      if (which_port != selected_port) {
            
            selected_port = which_port;
            display_ports ();

            tview->set_name ("ConnectionEditorPortListSelected");

            for (slist<ScrolledWindow *>::iterator i = port_displays.begin(); i != port_displays.end(); ++i) {

                  Widget *child = (*i)->get_child();

                  if (static_cast<TreeView *> (child) != tview) {
                        child->set_name ("ConnectionEditorPortList");
                        child->queue_draw ();
                  }
            }
            
      } else {
            
            selected_port = -1;
            clist->set_name ("ConnectionEditorPortList");
            clist->queue_draw();
      }
}

void
ConnectionEditor::connection_selection_changed (TreeView* tview);
{
      Glib::RefPtr<TreeView::Selection> sel = tview->get_selection();
      TreeModel::iterator iter = sel->get_selected();

      if (iter) {
            TreeModel::Row row = *iter;
            current_connection = row[XXXX_display_columns.connection];
      } else {
            current_connection = 0;
      }
}

void
ConnectionEditor::new_connection (bool for_input)
{
      string name;

      if (session == 0) {
            return;
      }

      ArdourPrompter prompter (true);
      prompter.set_prompt (_("Name for new connection:"));
      prompter.done.connect (Gtk::Main::quit.slot());

      switch (prompter.run()) {
      case Gtk::RESPONSE_ACCEPT:
            prompter.get_result (name);
            push_at_front = true;
            if (name.length()) {
                  if (for_input) {
                        session->add_connection (new ARDOUR::InputConnection (name));
                  } else {
                        session->add_connection (new ARDOUR::OutputConnection (name));
                  }
            }
            push_at_front = false;
            break;

      default:
            break;
      }
}

void
ConnectionEditor::delete_connection ()
{
      if (session && current_connection) {
            session->remove_connection (current_connection);
            current_connection = 0;
      }
}

gint
ConnectionEditor::port_button_event (GdkEventButton *ev, Treeview* treeview)
{
      int row, col;
      TreeIter iter;
      TreeModel::Path path;
      TreeViewColumn* column;
      int cellx;
      int celly;

      if (current_connection == 0) {
            return false;
      }

      if (!(Keyboard::is_delete_event (ev))) {
            return false;
      }

      if (!treeview->get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
            return false;
      }

      if ((iter = treeview->get_model()->get_iter (path))) {
            /* path is valid */
            
            string port_name = (*iter)[columns.full_name];
            int which_port = (intptr_t) treeview->get_data ("port");    

            current_connection->remove_connection (which_port, port_name);
      }

      return true;
}

Generated by  Doxygen 1.6.0   Back to index