#include "port_matrix_component.h"
#include "i18n.h"
#include "gui_thread.h"
+#include "utils.h"
using namespace std;
-using namespace sigc;
using namespace Gtk;
using namespace ARDOUR;
* @param session Our session.
* @param type Port type that we are handling.
*/
-PortMatrix::PortMatrix (Window* parent, Session& session, DataType type)
- : Table (2, 2),
- _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)
+PortMatrix::PortMatrix (Window* parent, Session* session, DataType type)
+ : Table (3, 3)
+ , _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);
+
+ _vnotebook.signal_switch_page().connect (sigc::mem_fun (*this, &PortMatrix::notebook_page_selected));
+ _vnotebook.property_tab_border() = 4;
+ _vnotebook.set_name (X_("PortMatrixLabel"));
+ _hnotebook.signal_switch_page().connect (sigc::mem_fun (*this, &PortMatrix::notebook_page_selected));
+ _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);
+ _vlabel.set_name (X_("PortMatrixLabel"));
+ _hlabel.set_use_markup ();
+ _hlabel.set_alignment (1, 0.5);
+ _hlabel.set_padding (16, 4);
+ _hlabel.set_name (X_("PortMatrixLabel"));
+
+ _body->show ();
+ _vbox.show ();
+ _hbox.show ();
+ _vscroll.show ();
+ _hscroll.show ();
+ _vlabel.show ();
+ _hlabel.show ();
+ _hspacer.show ();
+ _vspacer.show ();
+ _vnotebook.show ();
+ _hnotebook.show ();
+}
+
+PortMatrix::~PortMatrix ()
+{
+ delete _body;
+ delete _menu;
+}
+
+/** Perform initial and once-only setup. This must be called by
+ * subclasses after they have set up _ports[] to at least some
+ * reasonable extent. Two-part initialisation is necessary because
+ * setting up _ports is largely done by virtual functions in
+ * subclasses.
+ */
+
+void
+PortMatrix::init ()
+{
+ select_arrangement ();
+
+ /* 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.
+ */
+
+
+ /* Part 1: the basic _ports[] change -> reset visuals */
+ for (int i = 0; i < 2; ++i) {
/* watch for the content of _ports[] changing */
- _ports[i].Changed.connect (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 (mem_fun (*this, &PortMatrix::bundle_changed));
+ _ports[i].BundleChanged.connect (_bundle_changed_connections, invalidator (*this), boost::bind (&PortMatrix::setup, this), gui_context());
}
- _hscroll.signal_value_changed().connect (mem_fun (*this, &PortMatrix::hscroll_changed));
- _vscroll.signal_value_changed().connect (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 (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 (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 (mem_fun (*this, &PortMatrix::setup_all_ports));
+ _session->engine().PortRegisteredOrUnregistered.connect (_session_connections, invalidator (*this), boost::bind (&PortMatrix::setup_global_ports, this), gui_context());
- reconnect_to_routes ();
- attach (*_body, 0, 1, 0, 1);
- attach (_vscroll, 1, 2, 0, 1, SHRINK);
- attach (_hscroll, 0, 1, 1, 2, FILL | EXPAND, SHRINK);
+ /* Part 3: other stuff */
+
+ _session->engine().PortConnectedOrDisconnected.connect (_session_connections, invalidator (*this), boost::bind (&PortMatrix::port_connected_or_disconnected, this), gui_context ());
- show_all ();
-}
+ _hscroll.signal_value_changed().connect (sigc::mem_fun (*this, &PortMatrix::hscroll_changed));
+ _vscroll.signal_value_changed().connect (sigc::mem_fun (*this, &PortMatrix::vscroll_changed));
-PortMatrix::~PortMatrix ()
-{
- delete _body;
- delete _menu;
+ reconnect_to_routes ();
+
+ setup ();
}
/** Disconnect from and reconnect to routes' signals that we need to watch for things that affect the matrix */
void
PortMatrix::reconnect_to_routes ()
{
- for (vector<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 ();
+ 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 (mem_fun (*this, &PortMatrix::setup_global_ports))
- );
+ (*i)->processors_changed.connect (_route_connections, invalidator (*this), ui_bind (&PortMatrix::route_processors_changed, this, _1), gui_context());
+ }
+}
+
+void
+PortMatrix::route_processors_changed (RouteProcessorChange c)
+{
+ if (c.type == RouteProcessorChange::MeterPointChange) {
+ /* this change has no impact on the port matrix */
+ return;
}
+
+ setup_global_ports ();
}
/** A route has been added to or removed from the session */
void
PortMatrix::setup ()
{
- if ((get_flags () & Gtk::REALIZED) == 0) {
- select_arrangement ();
- }
-
+ /* 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 ();
-
- show_all ();
}
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(); ++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(); ++l) {
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_visible_channels (),
- _ports[1].total_visible_channels ()
+ _ports[0].total_channels (),
+ _ports[1].total_channels ()
};
/* The list with the most channels goes on left or right, so that the most channel
_row_index = 0;
_column_index = 1;
_arrangement = LEFT_TO_BOTTOM;
-
+ _vlabel.set_label (_("<b>Sources</b>"));
+ _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);
+
+ set_col_spacing (0, 4);
+ set_row_spacing (0, 4);
+
} else {
_row_index = 1;
_column_index = 0;
_arrangement = TOP_TO_RIGHT;
+ _hlabel.set_label (_("<b>Sources</b>"));
+ _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);
+
+ set_col_spacing (1, 4);
+ set_row_spacing (1, 4);
}
}
return &_ports[_column_index];
}
+boost::shared_ptr<const PortGroup>
+PortMatrix::visible_columns () const
+{
+ return visible_ports (_column_index);
+}
+
/* @return rows list */
PortGroupList const *
PortMatrix::rows () const
return &_ports[_row_index];
}
+boost::shared_ptr<const PortGroup>
+PortMatrix::visible_rows () const
+{
+ return visible_ports (_row_index);
+}
+
void
-PortMatrix::popup_menu (
- pair<boost::shared_ptr<PortGroup>, BundleChannel> column,
- pair<boost::shared_ptr<PortGroup>, BundleChannel> row,
- uint32_t t
- )
+PortMatrix::popup_menu (BundleChannel column, BundleChannel row, uint32_t t)
{
using namespace Menu_Helpers;
MenuList& items = _menu->items ();
- boost::shared_ptr<PortGroup> pg[2];
- pg[_column_index] = column.first;
- pg[_row_index] = row.first;
-
BundleChannel bc[2];
- bc[_column_index] = column.second;
- bc[_row_index] = row.second;
+ bc[_column_index] = column;
+ bc[_row_index] = row;
char buf [64];
bool need_separator = false;
boost::weak_ptr<Bundle> w (bc[dim].bundle);
+ 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, bind (mem_fun (*this, &PortMatrix::add_channel_proxy), w)));
+ sub.push_back (MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::add_channel_proxy), w)));
+ 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());
- sub.push_back (
- MenuElem (
- buf,
- bind (mem_fun (*this, &PortMatrix::rename_channel_proxy), w, bc[dim].channel)
- )
+ snprintf (
+ buf, sizeof (buf), _("Rename '%s'..."),
+ escape_underscores (bc[dim].bundle->channel_name (bc[dim].channel)).c_str()
);
- }
-
- sub.push_back (SeparatorElem ());
-
- 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,
- bind (mem_fun (*this, &PortMatrix::remove_channel_proxy), w, bc[dim].channel)
+ sigc::bind (sigc::mem_fun (*this, &PortMatrix::rename_channel_proxy), w, bc[dim].channel)
)
);
+ can_add_or_rename = true;
}
- if (_show_only_bundles) {
- 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()
- );
+ if (can_add_or_rename) {
+ sub.push_back (SeparatorElem ());
}
- sub.push_back (
- MenuElem (buf, bind (mem_fun (*this, &PortMatrix::disassociate_all_on_channel), w, bc[dim].channel, dim))
- );
-
- items.push_back (MenuElem (bc[dim].bundle->name().c_str(), *m));
- need_separator = true;
- }
-
- }
-
- if (need_separator) {
- items.push_back (SeparatorElem ());
- }
-
- need_separator = false;
-
- for (int dim = 0; dim < 2; ++dim) {
-
- if (pg[dim]) {
-
- boost::weak_ptr<PortGroup> wp (pg[dim]);
-
- if (pg[dim]->visible()) {
- if (dim == 0) {
- if (pg[dim]->name.empty()) {
- snprintf (buf, sizeof (buf), _("Hide sources"));
- } else {
- snprintf (buf, sizeof (buf), _("Hide '%s' sources"), pg[dim]->name.c_str());
- }
+ if (can_remove_channels (bc[dim].bundle)) {
+ if (bc[dim].channel != -1) {
+ add_remove_option (sub, w, bc[dim].channel);
} else {
- if (pg[dim]->name.empty()) {
- snprintf (buf, sizeof (buf), _("Hide destinations"));
- } else {
- snprintf (buf, sizeof (buf), _("Hide '%s' destinations"), pg[dim]->name.c_str());
+
+ snprintf (buf, sizeof (buf), _("Remove all"));
+ sub.push_back (
+ MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PortMatrix::remove_all_channels), w))
+ );
+
+ for (uint32_t i = 0; i < bc[dim].bundle->nchannels(); ++i) {
+ add_remove_option (sub, w, i);
}
}
+ }
- items.push_back (MenuElem (buf, bind (mem_fun (*this, &PortMatrix::hide_group), wp)));
+ if (_show_only_bundles || bc[dim].bundle->nchannels() <= 1) {
+ 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_channel), w, bc[dim].channel, dim))
+ );
+
} else {
- if (dim == 0) {
- if (pg[dim]->name.empty()) {
- snprintf (buf, sizeof (buf), _("Show sources"));
- } else {
- snprintf (buf, sizeof (buf), _("Show '%s' sources"), pg[dim]->name.c_str());
- }
+
+ if (bc[dim].channel != -1) {
+ add_disassociate_option (sub, w, dim, bc[dim].channel);
} else {
- if (pg[dim]->name.empty()) {
- snprintf (buf, sizeof (buf), _("Show destinations"));
- } else {
- snprintf (buf, sizeof (buf), _("Show '%s' destinations"), pg[dim]->name.c_str());
+ 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(); ++i) {
+ add_disassociate_option (sub, w, dim, i);
}
}
- items.push_back (MenuElem (buf, bind (mem_fun (*this, &PortMatrix::show_group), wp)));
}
+ items.push_back (MenuElem (escape_underscores (bc[dim].bundle->name()).c_str(), *m));
need_separator = true;
}
+
}
if (need_separator) {
items.push_back (SeparatorElem ());
}
- items.push_back (MenuElem (_("Rescan"), mem_fun (*this, &PortMatrix::setup_all_ports)));
- items.push_back (CheckMenuElem (_("Show individual ports"), mem_fun (*this, &PortMatrix::toggle_show_only_bundles)));
+ items.push_back (MenuElem (_("Rescan"), sigc::mem_fun (*this, &PortMatrix::setup_all_ports)));
+ items.push_back (CheckMenuElem (_("Show individual ports"), sigc::mem_fun (*this, &PortMatrix::toggle_show_only_bundles)));
CheckMenuItem* i = dynamic_cast<CheckMenuItem*> (&items.back());
_inhibit_toggle_show_only_bundles = true;
i->set_active (!_show_only_bundles);
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(); ++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(); ++j) {
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 ()
{
+ ENSURE_GUI_THREAD (*this, &PortMatrix::setup_global_ports)
+
for (int i = 0; i < 2; ++i) {
if (list_is_global (i)) {
setup_ports (i);
void
PortMatrix::setup_all_ports ()
{
- ENSURE_GUI_THREAD (mem_fun (*this, &PortMatrix::setup_all_ports));
+ if (_session->deletion_in_progress()) {
+ return;
+ }
+
+ ENSURE_GUI_THREAD (*this, &PortMatrix::setup_all_ports)
setup_ports (0);
setup_ports (1);
}
_show_only_bundles = !_show_only_bundles;
- _body->setup ();
- setup_scrollbars ();
- queue_draw ();
-}
-
-void
-PortMatrix::hide_group (boost::weak_ptr<PortGroup> w)
-{
- boost::shared_ptr<PortGroup> g = w.lock ();
- if (!g) {
- return;
- }
-
- g->set_visible (false);
-}
-
-void
-PortMatrix::show_group (boost::weak_ptr<PortGroup> w)
-{
- boost::shared_ptr<PortGroup> g = w.lock ();
- if (!g) {
- return;
- }
-
- g->set_visible (true);
+
+ setup ();
}
pair<uint32_t, uint32_t>
}
}
+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(); ++i) {
+ remove_channel (ARDOUR::BundleChannel (b, i));
+ }
+}
+
void
PortMatrix::add_channel_proxy (boost::weak_ptr<Bundle> w)
{
}
void
-PortMatrix::bundle_changed (ARDOUR::Bundle::Change c)
+PortMatrix::setup_notebooks ()
{
- if (c & (Bundle::DirectionChanged | Bundle::TypeChanged)) {
- setup_all_ports ();
+ 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);
+
+ for (PortGroupList::List::const_iterator i = _ports[_row_index].begin(); i != _ports[_row_index].end(); ++i) {
+ HBox* dummy = manage (new HBox);
+ 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);
+ }
+
+ for (PortGroupList::List::const_iterator i = _ports[_column_index].begin(); i != _ports[_column_index].end(); ++i) {
+ HBox* dummy = manage (new HBox);
+ dummy->show ();
+ _hnotebook.append_page (*dummy, (*i)->name);
+ }
+
+ _ignore_notebook_page_selected = false;
+
+ _vnotebook.set_tab_pos (POS_LEFT);
+ _hnotebook.set_tab_pos (POS_TOP);
+
+ if (h_current_page != -1 && _hnotebook.get_n_pages() > h_current_page) {
+ _hnotebook.set_current_page (h_current_page);
+ } else {
+ _hnotebook.set_current_page (0);
+ }
+
+ if (v_current_page != -1 && _vnotebook.get_n_pages() > v_current_page) {
+ _vnotebook.set_current_page (v_current_page);
+ } else {
+ _vnotebook.set_current_page (0);
}
+
+ if (_hnotebook.get_n_pages() <= 1) {
+ _hbox.hide ();
+ } else {
+ _hbox.show ();
+ }
+
+ if (_vnotebook.get_n_pages() <= 1) {
+ _vbox.hide ();
+ } else {
+ _vbox.show ();
+ }
+}
+
+void
+PortMatrix::remove_notebook_pages (Notebook& n)
+{
+ int const N = n.get_n_pages ();
- setup ();
+ for (int i = 0; i < N; ++i) {
+ n.remove_page ();
+ }
+}
+
+void
+PortMatrix::notebook_page_selected (GtkNotebookPage *, guint)
+{
+ if (_ignore_notebook_page_selected) {
+ return;
+ }
+
+ _body->setup ();
+ setup_scrollbars ();
+ queue_draw ();
+}
+
+void
+PortMatrix::session_going_away ()
+{
+ _session = 0;
+}
+
+void
+PortMatrix::body_dimensions_changed ()
+{
+ _hspacer.set_size_request (_body->column_labels_border_x (), -1);
+ if (_arrangement == TOP_TO_RIGHT) {
+ _vspacer.set_size_request (-1, _body->column_labels_height ());
+ _vspacer.show ();
+ } else {
+ _vspacer.hide ();
+ }
+
+}
+
+
+boost::shared_ptr<const PortGroup>
+PortMatrix::visible_ports (int d) const
+{
+ PortGroupList const & p = _ports[d];
+ PortGroupList::List::const_iterator j = p.begin ();
+
+ int n = 0;
+ if (d == _row_index) {
+ n = p.size() - _vnotebook.get_current_page () - 1;
+ } else {
+ n = _hnotebook.get_current_page ();
+ }
+
+ int i = 0;
+ while (i != int (n) && j != p.end ()) {
+ ++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");
}