/[svn]/gigedit/trunk/src/mainwindow.cpp
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revision 1084 by schoenebeck, Thu Mar 8 16:47:15 2007 UTC revision 1085 by schoenebeck, Thu Mar 8 19:18:23 2007 UTC
# Line 30  Line 30 
30  #include <gtkmm/messagedialog.h>  #include <gtkmm/messagedialog.h>
31  #endif  #endif
32    
33    #include <stdio.h>
34    #include <sndfile.h>
35    
36  #define _(String) gettext(String)  #define _(String) gettext(String)
37    
38  template<class T> inline std::string ToString(T o) {  template<class T> inline std::string ToString(T o) {
# Line 852  MainWindow::MainWindow() : Line 855  MainWindow::MainWindow() :
855          sigc::mem_fun(*this, &MainWindow::on_action_add_group)          sigc::mem_fun(*this, &MainWindow::on_action_add_group)
856      );      );
857      actionGroup->add(      actionGroup->add(
858          Gtk::Action::create("AddSample", _("Add _Sample")),          Gtk::Action::create("AddSample", _("Add _Sample(s)")),
859          sigc::mem_fun(*this, &MainWindow::on_action_add_sample)          sigc::mem_fun(*this, &MainWindow::on_action_add_sample)
860      );      );
861      actionGroup->add(      actionGroup->add(
# Line 1640  void MainWindow::on_action_add_group() { Line 1643  void MainWindow::on_action_add_group() {
1643  }  }
1644    
1645  void MainWindow::on_action_add_sample() {  void MainWindow::on_action_add_sample() {
1646      //TODO: open browse for file dialog for adding new samples      if (!file) return;
1647        // get selected group
1648        Glib::RefPtr<Gtk::TreeSelection> sel = m_TreeViewSamples.get_selection();
1649        Gtk::TreeModel::iterator it = sel->get_selected();
1650        if (!it) return;
1651        Gtk::TreeModel::Row row = *it;
1652        gig::Group* group = row[m_SamplesModel.m_col_group];
1653        if (!group) { // not a group, but a sample is selected (probably)
1654            gig::Sample* sample = row[m_SamplesModel.m_col_sample];
1655            if (!sample) return;
1656            it = row.parent(); // resolve parent (that is the sample's group)
1657            if (!it) return;
1658            row = *it;
1659            group = row[m_SamplesModel.m_col_group];
1660            if (!group) return;
1661        }
1662        // show 'browse for file' dialog
1663        Gtk::FileChooserDialog dialog(*this, _("Add Sample(s)"));
1664        dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
1665        dialog.add_button(Gtk::Stock::OPEN, Gtk::RESPONSE_OK);
1666        dialog.set_select_multiple(true);
1667        Gtk::FileFilter soundfilter; // matches all file types supported by libsndfile (yet to do ;-)
1668        soundfilter.add_pattern("*.wav");
1669        soundfilter.set_name("Sound Files");
1670        Gtk::FileFilter allpassfilter; // matches every file
1671        allpassfilter.add_pattern("*.*");
1672        allpassfilter.set_name("All Files");
1673        dialog.add_filter(soundfilter);
1674        dialog.add_filter(allpassfilter);
1675        if (dialog.run() == Gtk::RESPONSE_OK) {
1676            Glib::ustring error_files;
1677            Glib::SListHandle<Glib::ustring> filenames = dialog.get_filenames();
1678            for (Glib::SListHandle<Glib::ustring>::iterator iter = filenames.begin(); iter != filenames.end(); ++iter) {
1679                printf("Adding sample %s\n",(*iter).c_str());
1680                // use libsndfile to retrieve file informations
1681                SF_INFO info;
1682                info.format = 0;
1683                SNDFILE* hFile = sf_open((*iter).c_str(), SFM_READ, &info);
1684                try {
1685                    if (!hFile) throw std::string("could not open file");
1686                    int bitdepth;
1687                    switch (info.format & 0xff) {
1688                        case SF_FORMAT_PCM_S8:
1689                            bitdepth = 8;
1690                            break;
1691                        case SF_FORMAT_PCM_16:
1692                            bitdepth = 16;
1693                            break;
1694                        case SF_FORMAT_PCM_24:
1695                            bitdepth = 24;
1696                            break;
1697                        case SF_FORMAT_PCM_32:
1698                            bitdepth = 32;
1699                            break;
1700                        default:
1701                            sf_close(hFile); // close sound file
1702                            throw std::string("format not supported"); // unsupported subformat (yet?)
1703                    }
1704                    // add a new sample to the .gig file
1705                    gig::Sample* sample = file->AddSample();
1706                    sample->pInfo->Name = (*iter).raw();
1707                    sample->Channels = info.channels;
1708                    sample->BitDepth = bitdepth;
1709                    sample->FrameSize = bitdepth / 8/*1 byte are 8 bits*/ * info.channels;
1710                    sample->SamplesPerSecond = info.samplerate;
1711                    // schedule resizing the sample (which will be done physically when File::Save() is called)
1712                    sample->Resize(info.frames);
1713                    // add sample to the tree view
1714                    Gtk::TreeModel::iterator iterSample = m_refSamplesTreeModel->append(row.children());
1715                    Gtk::TreeModel::Row rowSample = *iterSample;
1716                    rowSample[m_SamplesModel.m_col_name]   = sample->pInfo->Name.c_str();
1717                    rowSample[m_SamplesModel.m_col_sample] = sample;
1718                    rowSample[m_SamplesModel.m_col_group]  = NULL;
1719                    // close sound file
1720                    sf_close(hFile);
1721                } catch (std::string what) { // remember the files that made trouble (and their cause)
1722                    if (error_files.size()) error_files += "\n";
1723                    error_files += *iter += " (" + what + ")";
1724                }
1725            }
1726            // show error message box when some file(s) could not be opened / added
1727            if (error_files.size()) {
1728                Glib::ustring txt = "Could not add the following sample(s):\n" + error_files;
1729                Gtk::MessageDialog msg(*this, txt, false, Gtk::MESSAGE_ERROR);
1730                msg.run();
1731            }
1732        }
1733  }  }
1734    
1735  void MainWindow::on_action_remove_sample() {  void MainWindow::on_action_remove_sample() {
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