#include <gtkmm/menushell.h>
#include <gtkmm/menu_elems.h>
#include <gtkmm/window.h>
+#include <gtkmm/stock.h>
#include "ardour/bundle.h"
#include "ardour/types.h"
#include "ardour/session.h"
#include "port_matrix.h"
#include "port_matrix_body.h"
#include "port_matrix_component.h"
+#include "ardour_dialog.h"
#include "i18n.h"
#include "gui_thread.h"
+#include "utils.h"
using namespace std;
using namespace Gtk;
* @param type Port type that we are handling.
*/
PortMatrix::PortMatrix (Window* parent, Session* session, DataType type)
- : Table (3, 3),
- _session (session),
- _parent (parent),
- _type (type),
- _menu (0),
- _arrangement (TOP_TO_RIGHT),
- _row_index (0),
- _column_index (1),
- _min_height_divisor (1),
- _show_only_bundles (false),
- _inhibit_toggle_show_only_bundles (false),
- _ignore_notebook_page_selected (false)
-{
+ : Table (4, 4)
+ , _parent (parent)
+ , _type (type)
+ , _menu (0)
+ , _arrangement (TOP_TO_RIGHT)
+ , _row_index (0)
+ , _column_index (1)
+ , _min_height_divisor (1)
+ , _show_only_bundles (false)
+ , _inhibit_toggle_show_only_bundles (false)
+ , _ignore_notebook_page_selected (false)
+{
+ set_session (session);
+
_body = new PortMatrixBody (this);
_body->DimensionsChanged.connect (sigc::mem_fun (*this, &PortMatrix::body_dimensions_changed));
- _vbox.pack_start (_vspacer, false, false);
- _vbox.pack_start (_vnotebook, false, false);
- _vbox.pack_start (_vlabel, true, true);
- _hbox.pack_start (_hspacer, false, false);
- _hbox.pack_start (_hnotebook, false, false);
- _hbox.pack_start (_hlabel, true, true);
+ _hbox.pack_end (_hspacer, true, true);
+ _hbox.pack_end (_hnotebook, false, false);
+ _hbox.pack_end (_hlabel, false, false);
_vnotebook.signal_switch_page().connect (sigc::mem_fun (*this, &PortMatrix::notebook_page_selected));
_vnotebook.property_tab_border() = 4;
_hnotebook.property_tab_border() = 4;
_hnotebook.set_name (X_("PortMatrixLabel"));
- for (int i = 0; i < 2; ++i) {
- _ports[i].set_type (type);
- }
-
_vlabel.set_use_markup ();
_vlabel.set_alignment (1, 1);
_vlabel.set_padding (4, 16);
_hlabel.set_padding (16, 4);
_hlabel.set_name (X_("PortMatrixLabel"));
+ set_row_spacing (0, 8);
+ set_col_spacing (0, 8);
+ set_row_spacing (2, 8);
+ set_col_spacing (2, 8);
+
_body->show ();
_vbox.show ();
_hbox.show ();
_hlabel.show ();
_hspacer.show ();
_vspacer.show ();
+ _vnotebook.show ();
+ _hnotebook.show ();
}
PortMatrix::~PortMatrix ()
{
select_arrangement ();
- /* Signal handling is kind of split into two parts:
+ /* Signal handling is kind of split into three parts:
*
* 1. When _ports[] changes, we call setup(). This essentially sorts out our visual
* representation of the information in _ports[].
* 2. When certain other things change, we need to get our subclass to clear and
* re-fill _ports[], which in turn causes appropriate signals to be raised to
* hook into part (1).
+ *
+ * 3. Assorted other signals.
*/
for (int i = 0; i < 2; ++i) {
/* watch for the content of _ports[] changing */
- _ports[i].Changed.connect (sigc::mem_fun (*this, &PortMatrix::setup));
+ _ports[i].Changed.connect (_changed_connections, invalidator (*this), boost::bind (&PortMatrix::setup, this), gui_context());
/* and for bundles in _ports[] changing */
- _ports[i].BundleChanged.connect (sigc::hide (sigc::mem_fun (*this, &PortMatrix::setup)));
+ _ports[i].BundleChanged.connect (_bundle_changed_connections, invalidator (*this), boost::bind (&PortMatrix::setup, this), gui_context());
}
- /* scrolling stuff */
- _hscroll.signal_value_changed().connect (sigc::mem_fun (*this, &PortMatrix::hscroll_changed));
- _vscroll.signal_value_changed().connect (sigc::mem_fun (*this, &PortMatrix::vscroll_changed));
-
-
/* Part 2: notice when things have changed that require our subclass to clear and refill _ports[] */
-
+
/* watch for routes being added or removed */
- _session->RouteAdded.connect (sigc::hide (sigc::mem_fun (*this, &PortMatrix::routes_changed)));
+ _session->RouteAdded.connect (_session_connections, invalidator (*this), boost::bind (&PortMatrix::routes_changed, this), gui_context());
/* and also bundles */
- _session->BundleAdded.connect (sigc::hide (sigc::mem_fun (*this, &PortMatrix::setup_global_ports)));
+ _session->BundleAdded.connect (_session_connections, invalidator (*this), boost::bind (&PortMatrix::setup_global_ports, this), gui_context());
/* and also ports */
- _session->engine().PortRegisteredOrUnregistered.connect (sigc::mem_fun (*this, &PortMatrix::setup_global_ports));
+ _session->engine().PortRegisteredOrUnregistered.connect (_session_connections, invalidator (*this), boost::bind (&PortMatrix::setup_global_ports, this), gui_context());
+
+ /* watch for route order keys changing, which changes the order of things in our global ports list(s) */
+ _session->RouteOrderKeyChanged.connect (_session_connections, invalidator (*this), boost::bind (&PortMatrix::setup_global_ports_proxy, this), gui_context());
+
+ /* Part 3: other stuff */
- _session->GoingAway.connect (sigc::mem_fun (*this, &PortMatrix::session_going_away));
+ _session->engine().PortConnectedOrDisconnected.connect (_session_connections, invalidator (*this), boost::bind (&PortMatrix::port_connected_or_disconnected, this), gui_context ());
+
+ _hscroll.signal_value_changed().connect (sigc::mem_fun (*this, &PortMatrix::hscroll_changed));
+ _vscroll.signal_value_changed().connect (sigc::mem_fun (*this, &PortMatrix::vscroll_changed));
reconnect_to_routes ();
-
+
setup ();
}
void
PortMatrix::reconnect_to_routes ()
{
- for (vector<sigc::connection>::iterator i = _route_connections.begin(); i != _route_connections.end(); ++i) {
- i->disconnect ();
- }
- _route_connections.clear ();
+ _route_connections.drop_connections ();
boost::shared_ptr<RouteList> routes = _session->get_routes ();
for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
- _route_connections.push_back (
- (*i)->processors_changed.connect (sigc::mem_fun (*this, &PortMatrix::route_processors_changed))
- );
+ (*i)->processors_changed.connect (_route_connections, invalidator (*this), ui_bind (&PortMatrix::route_processors_changed, this, _1), gui_context());
}
}
{
/* this needs to be done first, as the visible_ports() method uses the
notebook state to decide which ports are being shown */
-
+
setup_notebooks ();
-
+
_body->setup ();
setup_scrollbars ();
queue_draw ();
PortMatrix::set_type (DataType t)
{
_type = t;
- _ports[0].set_type (_type);
- _ports[1].set_type (_type);
-
- setup_all_ports ();
}
void
PortGroup::BundleList b = _ports[1].bundles ();
for (PortGroup::BundleList::iterator i = a.begin(); i != a.end(); ++i) {
- for (uint32_t j = 0; j < i->bundle->nchannels(); ++j) {
+ for (uint32_t j = 0; j < (*i)->bundle->nchannels().n_total(); ++j) {
for (PortGroup::BundleList::iterator k = b.begin(); k != b.end(); ++k) {
- for (uint32_t l = 0; l < k->bundle->nchannels(); ++l) {
+ for (uint32_t l = 0; l < (*k)->bundle->nchannels().n_total(); ++l) {
+
+ if (!should_show ((*i)->bundle->channel_type(j)) || !should_show ((*k)->bundle->channel_type(l))) {
+ continue;
+ }
BundleChannel c[2] = {
- BundleChannel (i->bundle, j),
- BundleChannel (k->bundle, l)
+ BundleChannel ((*i)->bundle, j),
+ BundleChannel ((*k)->bundle, l)
};
if (get_state (c) == PortMatrixNode::ASSOCIATED) {
PortMatrix::select_arrangement ()
{
uint32_t const N[2] = {
- _ports[0].total_channels (),
- _ports[1].total_channels ()
+ count_of_our_type (_ports[0].total_channels()),
+ count_of_our_type (_ports[1].total_channels())
};
+ /* XXX: shirley there's an easier way than this */
+
+ if (_vspacer.get_parent()) {
+ _vbox.remove (_vspacer);
+ }
+
+ if (_vnotebook.get_parent()) {
+ _vbox.remove (_vnotebook);
+ }
+
+ if (_vlabel.get_parent()) {
+ _vbox.remove (_vlabel);
+ }
+
/* The list with the most channels goes on left or right, so that the most channel
names are printed horizontally and hence more readable. However we also
maintain notional `signal flow' vaguely from left to right. Subclasses
_hlabel.set_label (_("<b>Destinations</b>"));
_vlabel.set_angle (90);
- attach (*_body, 1, 2, 0, 1);
- attach (_vscroll, 2, 3, 0, 1, SHRINK);
- attach (_hscroll, 1, 2, 2, 3, FILL | EXPAND, SHRINK);
- attach (_vbox, 0, 1, 0, 1, SHRINK);
- attach (_hbox, 1, 2, 1, 2, FILL | EXPAND, SHRINK);
+ _vbox.pack_end (_vlabel, false, false);
+ _vbox.pack_end (_vnotebook, false, false);
+ _vbox.pack_end (_vspacer, true, true);
+
+ attach (*_body, 2, 3, 1, 2, FILL | EXPAND, FILL | EXPAND);
+ attach (_vscroll, 3, 4, 1, 2, SHRINK);
+ attach (_hscroll, 2, 3, 3, 4, FILL | EXPAND, SHRINK);
+ attach (_vbox, 1, 2, 1, 2, SHRINK);
+ attach (_hbox, 2, 3, 2, 3, FILL | EXPAND, SHRINK);
- set_col_spacing (0, 4);
- set_row_spacing (0, 4);
-
} else {
_row_index = 1;
_vlabel.set_label (_("<b>Destinations</b>"));
_vlabel.set_angle (-90);
- attach (*_body, 0, 1, 1, 2);
- attach (_vscroll, 2, 3, 1, 2, SHRINK);
- attach (_hscroll, 0, 1, 2, 3, FILL | EXPAND, SHRINK);
- attach (_vbox, 1, 2, 1, 2, SHRINK);
- attach (_hbox, 0, 1, 0, 1, FILL | EXPAND, SHRINK);
+ _vbox.pack_end (_vspacer, true, true);
+ _vbox.pack_end (_vnotebook, false, false);
+ _vbox.pack_end (_vlabel, false, false);
- set_col_spacing (1, 4);
- set_row_spacing (1, 4);
+ attach (*_body, 1, 2, 2, 3, FILL | EXPAND, FILL | EXPAND);
+ attach (_vscroll, 3, 4, 2, 3, SHRINK);
+ attach (_hscroll, 1, 2, 3, 4, FILL | EXPAND, SHRINK);
+ attach (_vbox, 2, 3, 2, 3, SHRINK);
+ attach (_hbox, 1, 2, 1, 2, FILL | EXPAND, SHRINK);
}
}
bool can_add_or_rename = false;
- if (can_add_channel (bc[dim].bundle)) {
- snprintf (buf, sizeof (buf), _("Add %s"), channel_noun().c_str());
- sub.push_back (MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::add_channel_proxy), w)));
- can_add_or_rename = true;
+ /* Start off with options for the `natural' port type */
+ for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
+ if (should_show (*i)) {
+ snprintf (buf, sizeof (buf), _("Add %s %s"), (*i).to_i18n_string(), channel_noun().c_str());
+ sub.push_back (MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::add_channel_proxy), w, *i)));
+ can_add_or_rename = true;
+ }
}
+ /* Now add other ones */
+ for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
+ if (!should_show (*i)) {
+ snprintf (buf, sizeof (buf), _("Add %s %s"), (*i).to_i18n_string(), channel_noun().c_str());
+ sub.push_back (MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::add_channel_proxy), w, *i)));
+ can_add_or_rename = true;
+ }
+ }
if (can_rename_channels (bc[dim].bundle)) {
- snprintf (buf, sizeof (buf), _("Rename '%s'..."), bc[dim].bundle->channel_name (bc[dim].channel).c_str());
+ snprintf (
+ buf, sizeof (buf), _("Rename '%s'..."),
+ escape_underscores (bc[dim].bundle->channel_name (bc[dim].channel)).c_str()
+ );
sub.push_back (
MenuElem (
buf,
}
if (can_remove_channels (bc[dim].bundle)) {
- snprintf (buf, sizeof (buf), _("Remove '%s'"), bc[dim].bundle->channel_name (bc[dim].channel).c_str());
- sub.push_back (
- MenuElem (
- buf,
- sigc::bind (sigc::mem_fun (*this, &PortMatrix::remove_channel_proxy), w, bc[dim].channel)
- )
- );
+ if (bc[dim].channel != -1) {
+ add_remove_option (sub, w, bc[dim].channel);
+ } else {
+
+ snprintf (buf, sizeof (buf), _("Remove all"));
+ sub.push_back (
+ MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::remove_all_channels), w))
+ );
+
+ if (bc[dim].bundle->nchannels().n_total() > 1) {
+ for (uint32_t i = 0; i < bc[dim].bundle->nchannels().n_total(); ++i) {
+ if (should_show (bc[dim].bundle->channel_type(i))) {
+ add_remove_option (sub, w, i);
+ }
+ }
+ }
+ }
}
- if (_show_only_bundles || bc[dim].bundle->nchannels() <= 1) {
+ if (_show_only_bundles || count_of_our_type (bc[dim].bundle->nchannels()) <= 1) {
snprintf (buf, sizeof (buf), _("%s all"), disassociation_verb().c_str());
- } else {
- snprintf (
- buf, sizeof (buf), _("%s all from '%s'"),
- disassociation_verb().c_str(),
- bc[dim].bundle->channel_name (bc[dim].channel).c_str()
+ sub.push_back (
+ MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::disassociate_all_on_channel), w, bc[dim].channel, dim))
);
- }
- sub.push_back (
- MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::disassociate_all_on_channel), w, bc[dim].channel, dim))
- );
+ } else {
- items.push_back (MenuElem (bc[dim].bundle->name().c_str(), *m));
+ if (bc[dim].channel != -1) {
+ add_disassociate_option (sub, w, dim, bc[dim].channel);
+ } else {
+ snprintf (buf, sizeof (buf), _("%s all"), disassociation_verb().c_str());
+ sub.push_back (
+ MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::disassociate_all_on_bundle), w, dim))
+ );
+
+ for (uint32_t i = 0; i < bc[dim].bundle->nchannels().n_total(); ++i) {
+ if (should_show (bc[dim].bundle->channel_type(i))) {
+ add_disassociate_option (sub, w, dim, i);
+ }
+ }
+ }
+ }
+
+ items.push_back (MenuElem (escape_underscores (bc[dim].bundle->name()).c_str(), *m));
need_separator = true;
}
rename_channel (BundleChannel (sb, c));
}
+void
+PortMatrix::disassociate_all_on_bundle (boost::weak_ptr<Bundle> bundle, int dim)
+{
+ boost::shared_ptr<Bundle> sb = bundle.lock ();
+ if (!sb) {
+ return;
+ }
+
+ for (uint32_t i = 0; i < sb->nchannels().n_total(); ++i) {
+ if (should_show (sb->channel_type(i))) {
+ disassociate_all_on_channel (bundle, i, dim);
+ }
+ }
+}
+
void
PortMatrix::disassociate_all_on_channel (boost::weak_ptr<Bundle> bundle, uint32_t channel, int dim)
{
PortGroup::BundleList a = _ports[1-dim].bundles ();
for (PortGroup::BundleList::iterator i = a.begin(); i != a.end(); ++i) {
- for (uint32_t j = 0; j < i->bundle->nchannels(); ++j) {
+ for (uint32_t j = 0; j < (*i)->bundle->nchannels().n_total(); ++j) {
+
+ if (should_show ((*i)->bundle->channel_type(j))) {
+ continue;
+ }
BundleChannel c[2];
c[dim] = BundleChannel (sb, channel);
- c[1-dim] = BundleChannel (i->bundle, j);
+ c[1-dim] = BundleChannel ((*i)->bundle, j);
if (get_state (c) == PortMatrixNode::ASSOCIATED) {
set_state (c, false);
}
}
+void
+PortMatrix::setup_global_ports_proxy ()
+{
+ /* Avoid a deadlock by calling this in an idle handler: see IOSelector::io_changed_proxy
+ for a discussion.
+ */
+
+ Glib::signal_idle().connect_once (sigc::mem_fun (*this, &PortMatrix::setup_global_ports));
+}
+
void
PortMatrix::setup_all_ports ()
{
}
_show_only_bundles = !_show_only_bundles;
-
+
setup ();
}
{
pair<uint32_t, uint32_t> m = _body->max_size ();
- m.first += _vscroll.get_width ();
- m.second += _hscroll.get_height ();
+ m.first += _vscroll.get_width () + _vbox.get_width () + 4;
+ m.second += _hscroll.get_height () + _hbox.get_height () + 4;
return m;
}
}
void
-PortMatrix::add_channel (boost::shared_ptr<Bundle> b)
+PortMatrix::add_channel (boost::shared_ptr<Bundle> b, DataType t)
{
boost::shared_ptr<IO> io = io_from_bundle (b);
if (io) {
- io->add_port ("", this, _type);
+ io->add_port ("", this, t);
}
}
if (io) {
Port* p = io->nth (b.channel);
if (p) {
- io->remove_port (p, this);
+ int const r = io->remove_port (p, this);
+ if (r == -1) {
+ ArdourDialog d (_("Port removal not allowed"));
+ Label l (_("This port cannot be removed, as the first plugin in the track or buss cannot accept the new number of inputs."));
+ d.get_vbox()->pack_start (l);
+ d.add_button (Stock::OK, RESPONSE_ACCEPT);
+ d.set_modal (true);
+ d.show_all ();
+ d.run ();
+ }
+ }
+ }
+}
+
+void
+PortMatrix::remove_all_channels (boost::weak_ptr<Bundle> w)
+{
+ boost::shared_ptr<Bundle> b = w.lock ();
+ if (!b) {
+ return;
+ }
+
+ for (uint32_t i = 0; i < b->nchannels().n_total(); ++i) {
+ if (should_show (b->channel_type(i))) {
+ remove_channel (ARDOUR::BundleChannel (b, i));
}
}
}
void
-PortMatrix::add_channel_proxy (boost::weak_ptr<Bundle> w)
+PortMatrix::add_channel_proxy (boost::weak_ptr<Bundle> w, DataType t)
{
boost::shared_ptr<Bundle> b = w.lock ();
if (!b) {
return;
}
- add_channel (b);
+ add_channel (b, t);
}
void
{
int const h_current_page = _hnotebook.get_current_page ();
int const v_current_page = _vnotebook.get_current_page ();
-
+
/* for some reason best known to GTK, erroneous switch_page signals seem to be generated
when adding or removing pages to or from notebooks, so ignore them */
-
+
_ignore_notebook_page_selected = true;
-
+
remove_notebook_pages (_hnotebook);
remove_notebook_pages (_vnotebook);
dummy->show ();
Label* label = manage (new Label ((*i)->name));
label->set_angle (_arrangement == LEFT_TO_BOTTOM ? 90 : -90);
+ label->show ();
_vnotebook.prepend_page (*dummy, *label);
}
_ignore_notebook_page_selected = false;
- _vnotebook.set_tab_pos (POS_LEFT);
- _hnotebook.set_tab_pos (POS_TOP);
+ if (_arrangement == TOP_TO_RIGHT) {
+ _vnotebook.set_tab_pos (POS_RIGHT);
+ _hnotebook.set_tab_pos (POS_TOP);
+ } else {
+ _vnotebook.set_tab_pos (POS_LEFT);
+ _hnotebook.set_tab_pos (POS_BOTTOM);
+ }
if (h_current_page != -1 && _hnotebook.get_n_pages() > h_current_page) {
_hnotebook.set_current_page (h_current_page);
PortMatrix::remove_notebook_pages (Notebook& n)
{
int const N = n.get_n_pages ();
-
+
for (int i = 0; i < N; ++i) {
n.remove_page ();
}
_vspacer.hide ();
}
+ int curr_width;
+ int curr_height;
+ _parent->get_size (curr_width, curr_height);
+
+ pair<uint32_t, uint32_t> m = max_size ();
+
+ /* Don't shrink the window */
+ m.first = max (int (m.first), curr_width);
+ m.second = max (int (m.second), curr_height);
+
+ resize_window_to_proportion_of_monitor (_parent, m.first, m.second);
}
++i;
++j;
}
-
+
if (j == p.end()) {
return boost::shared_ptr<const PortGroup> ();
}
return *j;
}
+
+void
+PortMatrix::add_remove_option (Menu_Helpers::MenuList& m, boost::weak_ptr<Bundle> w, int c)
+{
+ using namespace Menu_Helpers;
+
+ boost::shared_ptr<Bundle> b = w.lock ();
+ if (!b) {
+ return;
+ }
+
+ char buf [64];
+ snprintf (buf, sizeof (buf), _("Remove '%s'"), escape_underscores (b->channel_name (c)).c_str());
+ m.push_back (MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::remove_channel_proxy), w, c)));
+}
+
+void
+PortMatrix::add_disassociate_option (Menu_Helpers::MenuList& m, boost::weak_ptr<Bundle> w, int d, int c)
+{
+ using namespace Menu_Helpers;
+
+ boost::shared_ptr<Bundle> b = w.lock ();
+ if (!b) {
+ return;
+ }
+
+ char buf [64];
+ snprintf (buf, sizeof (buf), _("%s all from '%s'"), disassociation_verb().c_str(), escape_underscores (b->channel_name (c)).c_str());
+ m.push_back (MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::disassociate_all_on_channel), w, c, d)));
+}
+
+void
+PortMatrix::port_connected_or_disconnected ()
+{
+ _body->rebuild_and_draw_grid ();
+}
+
+string
+PortMatrix::channel_noun () const
+{
+ return _("channel");
+}
+
+/** @return true if this matrix should show bundles / ports of type \t */
+bool
+PortMatrix::should_show (DataType t) const
+{
+ return (_type == DataType::NIL || t == _type);
+}
+
+uint32_t
+PortMatrix::count_of_our_type (ChanCount c) const
+{
+ if (_type == DataType::NIL) {
+ return c.n_total ();
+ }
+
+ return c.get (_type);
+}
+
+PortMatrixNode::State
+PortMatrix::get_association (PortMatrixNode node) const
+{
+ if (show_only_bundles ()) {
+
+ bool have_off_diagonal_association = false;
+ bool have_diagonal_association = false;
+ bool have_diagonal_not_association = false;
+
+ for (uint32_t i = 0; i < node.row.bundle->nchannels().n_total(); ++i) {
+
+ for (uint32_t j = 0; j < node.column.bundle->nchannels().n_total(); ++j) {
+
+ if (!should_show (node.row.bundle->channel_type(i)) || !should_show (node.column.bundle->channel_type(j))) {
+ continue;
+ }
+
+ ARDOUR::BundleChannel c[2];
+ c[row_index()] = ARDOUR::BundleChannel (node.row.bundle, i);
+ c[column_index()] = ARDOUR::BundleChannel (node.column.bundle, j);
+
+ PortMatrixNode::State const s = get_state (c);
+
+ switch (s) {
+ case PortMatrixNode::ASSOCIATED:
+ if (i == j) {
+ have_diagonal_association = true;
+ } else {
+ have_off_diagonal_association = true;
+ }
+ break;
+
+ case PortMatrixNode::NOT_ASSOCIATED:
+ if (i == j) {
+ have_diagonal_not_association = true;
+ }
+ break;
+
+ default:
+ break;
+ }
+ }
+ }
+
+ if (have_diagonal_association && !have_off_diagonal_association && !have_diagonal_not_association) {
+ return PortMatrixNode::ASSOCIATED;
+ } else if (!have_diagonal_association && !have_off_diagonal_association) {
+ return PortMatrixNode::NOT_ASSOCIATED;
+ }
+
+ return PortMatrixNode::PARTIAL;
+
+ } else {
+
+ ARDOUR::BundleChannel c[2];
+ c[column_index()] = node.column;
+ c[row_index()] = node.row;
+ return get_state (c);
+
+ }
+
+ /* NOTREACHED */
+ return PortMatrixNode::NOT_ASSOCIATED;
+}
+