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#include <map>
#include <vector>
#include <string>
#include <iostream>
#include <gtkmm/main.h>
#include <gtkmm/window.h>
#include <gtkmm/box.h>
#include <gtkmm/scrolledwindow.h>
#include <gtkmm2ext/dndtreeview.h>
#include <gtkmm/treemodel.h>
#include <gtkmm/treestore.h>
#include <gtkmm/treepath.h>
#include <gtkmm/button.h>
#include <gtkmm/window.h>
#include <jack/jack.h>
using namespace std;
using namespace sigc;
using namespace Gtk;
using namespace Gtkmm2ext;
using namespace Glib;
struct ModelColumns : public TreeModel::ColumnRecord {
ModelColumns() {
add (used);
add (text);
add (port);
}
TreeModelColumn<bool> used;
TreeModelColumn<ustring> text;
TreeModelColumn<jack_port_t*> port;
};
jack_client_t* jack;
void
fill_it (RefPtr<TreeStore> model, TreeView* display, ModelColumns* columns)
{
RefPtr<TreeModel> old = display->get_model();
display->set_model (RefPtr<TreeStore>(0));
model->clear ();
const char ** ports;
typedef map<string,vector<pair<string,string> > > PortMap;
PortMap portmap;
PortMap::iterator i;
ports = jack_get_ports (jack, "", JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput);
if (ports == 0) {
goto out;
}
/* 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;
std::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);
/* this may or may not succeed at actually inserting.
we don't care, however: we just want an iterator
that gives us either the inserted element or
the existing one with the same name.
*/
result = portmap.insert (newpair);
strpair.first = portname;
strpair.second = str;
result.first->second.push_back (strpair);
}
for (i = portmap.begin(); i != portmap.end(); ++i) {
/* i->first is a client name, i->second is a PortMap of all of its ports */
TreeModel::Row parent = *(model->append());
parent[columns->used] = false;
parent[columns->text] = i->first;
parent[columns->port] = 0;
for (vector<pair<string,string> >::iterator s = i->second.begin(); s != i->second.end(); ++s) {
/* s->first is a port name */
TreeModel::Row row = *(model->append (parent.children()));
row[columns->used] = ((random()%2) == 1);
row[columns->text] = s->first;
row[columns->port] = (jack_port_t*) random();
}
}
out:
display->set_model (old);
}
void
selection_changed (RefPtr<TreeModel> model, TreeView* display, ModelColumns* columns)
{
// TreeSelection::ListHandle_Path selection = display->get_selection()->get_selected_rows ();
//
// for (TreeSelection::ListHandle_Path::iterator x = selection.begin(); x != selection.end(); ++x) {
// cerr << "selected: " << (*(model->get_iter (*x)))[columns->text] << endl;
// }
}
bool
selection_filter (const RefPtr<TreeModel>& model, const TreeModel::Path& path, bool yn, ModelColumns* columns)
{
return (*(model->get_iter (path)))[columns->port] != 0;
}
void
object_drop (string type, uint32_t cnt, void** ptr)
{
cerr << "Got an object drop of " << cnt << " pointer(s) of type " << type << endl;
}
int
main (int argc, char* argv[])
{
Main app (&argc, &argv);
Window win;
VBox vpacker;
HBox hpacker;
Button rescan ("rescan");
ScrolledWindow scrollerA;
ScrolledWindow scrollerB;
DnDTreeView displayA;
DnDTreeView displayB;
ModelColumns columns;
if ((jack = jack_client_new ("itest")) == NULL) {
return -1;
}
RefPtr<TreeStore> modelA = TreeStore::create (columns);
RefPtr<TreeStore> modelB = TreeStore::create (columns);
displayA.set_model (modelA);
displayA.append_column ("Use", columns.used);
displayA.append_column ("Source/Port", columns.text);
displayA.set_reorderable (true);
displayA.add_object_drag (columns.port.index(), "ports");
displayA.signal_object_drop.connect (ptr_fun (object_drop));
displayA.get_selection()->set_mode (SELECTION_MULTIPLE);
displayA.get_selection()->set_select_function (bind (ptr_fun (selection_filter), &columns));
displayA.get_selection()->signal_changed().connect (bind (ptr_fun (selection_changed), modelA, &displayA, &columns));
displayB.set_model (modelB);
displayB.append_column ("Use", columns.used);
displayB.append_column ("Source/Port", columns.text);
displayB.set_reorderable (true);
displayB.add_object_drag (columns.port.index(), "ports");
displayB.signal_object_drop.connect (ptr_fun (object_drop));
displayB.get_selection()->set_mode (SELECTION_MULTIPLE);
displayB.get_selection()->set_select_function (bind (ptr_fun (selection_filter), &columns));
displayB.get_selection()->signal_changed().connect (bind (ptr_fun (selection_changed), modelB, &displayB, &columns));
scrollerA.add (displayA);
scrollerB.add (displayB);
hpacker.pack_start (scrollerA);
hpacker.pack_start (scrollerB);
vpacker.pack_start (hpacker);
vpacker.pack_start (rescan, false, false);
win.add (vpacker);
win.set_size_request (500, 400);
win.show_all ();
rescan.signal_clicked().connect (bind (ptr_fun (fill_it), modelA, &displayA, &columns));
rescan.signal_clicked().connect (bind (ptr_fun (fill_it), modelB, &displayB, &columns));
fill_it (modelA, &displayA, &columns);
fill_it (modelB, &displayB, &columns);
displayA.expand_all();
displayB.expand_all();
app.run ();
jack_client_close (jack);
}
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