/[svn]/gigedit/trunk/src/gigedit/mainwindow.cpp
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Annotation of /gigedit/trunk/src/gigedit/mainwindow.cpp

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Revision 1415 - (hide annotations) (download)
Sat Oct 13 13:14:10 2007 UTC (16 years, 5 months ago) by schoenebeck
File size: 59142 byte(s)
* statusbar can be hidden by menu

1 schoenebeck 1225 /*
2     * Copyright (C) 2006, 2007 Andreas Persson
3     *
4     * This program is free software; you can redistribute it and/or
5     * modify it under the terms of the GNU General Public License as
6     * published by the Free Software Foundation; either version 2, or (at
7     * your option) any later version.
8     *
9     * This program is distributed in the hope that it will be useful, but
10     * WITHOUT ANY WARRANTY; without even the implied warranty of
11     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12     * General Public License for more details.
13     *
14     * You should have received a copy of the GNU General Public License
15     * along with program; see the file COPYING. If not, write to the Free
16     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
17     * 02110-1301 USA.
18     */
19    
20     #include <iostream>
21    
22     #include <gtkmm/filechooserdialog.h>
23     #include <gtkmm/messagedialog.h>
24     #include <gtkmm/stock.h>
25     #include <gtkmm/targetentry.h>
26     #include <gtkmm/main.h>
27 schoenebeck 1415 #include <gtkmm/toggleaction.h>
28 schoenebeck 1225
29 schoenebeck 1396 #include "global.h"
30    
31 persson 1261 #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION >= 6) || GTKMM_MAJOR_VERSION > 2
32 schoenebeck 1225 #define ABOUT_DIALOG
33     #include <gtkmm/aboutdialog.h>
34     #endif
35    
36 persson 1303 #if (GLIBMM_MAJOR_VERSION == 2 && GLIBMM_MINOR_VERSION < 6) || GLIBMM_MAJOR_VERSION < 2
37     namespace Glib {
38     Glib::ustring filename_display_basename(const std::string& filename)
39     {
40     gchar* gstr = g_path_get_basename(filename.c_str());
41     Glib::ustring str(gstr);
42     g_free(gstr);
43     return Glib::filename_to_utf8(str);
44     }
45     }
46     #endif
47    
48 schoenebeck 1225 #include <stdio.h>
49     #include <sndfile.h>
50    
51     #include "mainwindow.h"
52    
53 schoenebeck 1411 #include "../../gfx/status_attached.xpm"
54     #include "../../gfx/status_detached.xpm"
55    
56 schoenebeck 1225 template<class T> inline std::string ToString(T o) {
57     std::stringstream ss;
58     ss << o;
59     return ss.str();
60     }
61    
62     MainWindow::MainWindow()
63     {
64     // set_border_width(5);
65     // set_default_size(400, 200);
66    
67    
68     add(m_VBox);
69    
70     // Handle selection
71     Glib::RefPtr<Gtk::TreeSelection> tree_sel_ref = m_TreeView.get_selection();
72     tree_sel_ref->signal_changed().connect(
73     sigc::mem_fun(*this, &MainWindow::on_sel_change));
74    
75     // m_TreeView.set_reorderable();
76    
77     m_TreeView.signal_button_press_event().connect_notify(
78     sigc::mem_fun(*this, &MainWindow::on_button_release));
79    
80     // Add the TreeView tab, inside a ScrolledWindow, with the button underneath:
81     m_ScrolledWindow.add(m_TreeView);
82     // m_ScrolledWindow.set_size_request(200, 600);
83     m_ScrolledWindow.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
84    
85     m_ScrolledWindowSamples.add(m_TreeViewSamples);
86     m_ScrolledWindowSamples.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
87    
88    
89     m_TreeViewNotebook.set_size_request(300);
90    
91     m_HPaned.add1(m_TreeViewNotebook);
92     m_HPaned.add2(dimreg_edit);
93    
94    
95     m_TreeViewNotebook.append_page(m_ScrolledWindowSamples, "Samples");
96     m_TreeViewNotebook.append_page(m_ScrolledWindow, "Instruments");
97    
98    
99     actionGroup = Gtk::ActionGroup::create();
100    
101     actionGroup->add(Gtk::Action::create("MenuFile", _("_File")));
102     actionGroup->add(Gtk::Action::create("New", Gtk::Stock::NEW),
103     sigc::mem_fun(
104     *this, &MainWindow::on_action_file_new));
105     Glib::RefPtr<Gtk::Action> action =
106     Gtk::Action::create("Open", Gtk::Stock::OPEN);
107     action->property_label() = action->property_label() + "...";
108     actionGroup->add(action,
109     sigc::mem_fun(
110     *this, &MainWindow::on_action_file_open));
111     actionGroup->add(Gtk::Action::create("Save", Gtk::Stock::SAVE),
112     sigc::mem_fun(
113     *this, &MainWindow::on_action_file_save));
114     action = Gtk::Action::create("SaveAs", Gtk::Stock::SAVE_AS);
115     action->property_label() = action->property_label() + "...";
116     actionGroup->add(action,
117 persson 1261 Gtk::AccelKey("<shift><control>s"),
118 schoenebeck 1225 sigc::mem_fun(
119 persson 1261 *this, &MainWindow::on_action_file_save_as));
120 schoenebeck 1225 actionGroup->add(Gtk::Action::create("Properties",
121     Gtk::Stock::PROPERTIES),
122     sigc::mem_fun(
123     *this, &MainWindow::on_action_file_properties));
124     actionGroup->add(Gtk::Action::create("InstrProperties",
125     Gtk::Stock::PROPERTIES),
126     sigc::mem_fun(
127     *this, &MainWindow::show_instr_props));
128     actionGroup->add(Gtk::Action::create("Quit", Gtk::Stock::QUIT),
129     sigc::mem_fun(
130 persson 1261 *this, &MainWindow::on_action_quit));
131 schoenebeck 1225 actionGroup->add(Gtk::Action::create("MenuInstrument", _("_Instrument")));
132    
133 schoenebeck 1415 actionGroup->add(Gtk::Action::create("MenuView", _("_View")));
134     Glib::RefPtr<Gtk::ToggleAction> toggle_action =
135     Gtk::ToggleAction::create("Statusbar", _("_Statusbar"));
136     toggle_action->set_active(true);
137     actionGroup->add(toggle_action,
138     sigc::mem_fun(
139     *this, &MainWindow::on_action_view_status_bar));
140    
141 schoenebeck 1225 action = Gtk::Action::create("MenuHelp", Gtk::Stock::HELP);
142     actionGroup->add(Gtk::Action::create("MenuHelp",
143     action->property_label()));
144     #ifdef ABOUT_DIALOG
145     actionGroup->add(Gtk::Action::create("About", Gtk::Stock::ABOUT),
146     sigc::mem_fun(
147     *this, &MainWindow::on_action_help_about));
148     #endif
149     actionGroup->add(
150     Gtk::Action::create("AddInstrument", _("Add _Instrument")),
151     sigc::mem_fun(*this, &MainWindow::on_action_add_instrument)
152     );
153     actionGroup->add(
154     Gtk::Action::create("RemoveInstrument", Gtk::Stock::REMOVE),
155     sigc::mem_fun(*this, &MainWindow::on_action_remove_instrument)
156     );
157    
158     // sample right-click popup actions
159     actionGroup->add(
160     Gtk::Action::create("SampleProperties", Gtk::Stock::PROPERTIES),
161     sigc::mem_fun(*this, &MainWindow::on_action_sample_properties)
162     );
163     actionGroup->add(
164     Gtk::Action::create("AddGroup", _("Add _Group")),
165     sigc::mem_fun(*this, &MainWindow::on_action_add_group)
166     );
167     actionGroup->add(
168     Gtk::Action::create("AddSample", _("Add _Sample(s)")),
169     sigc::mem_fun(*this, &MainWindow::on_action_add_sample)
170     );
171     actionGroup->add(
172     Gtk::Action::create("RemoveSample", Gtk::Stock::REMOVE),
173     sigc::mem_fun(*this, &MainWindow::on_action_remove_sample)
174     );
175    
176     uiManager = Gtk::UIManager::create();
177     uiManager->insert_action_group(actionGroup);
178 persson 1261 add_accel_group(uiManager->get_accel_group());
179 schoenebeck 1225
180     Glib::ustring ui_info =
181     "<ui>"
182     " <menubar name='MenuBar'>"
183     " <menu action='MenuFile'>"
184     " <menuitem action='New'/>"
185     " <menuitem action='Open'/>"
186     " <separator/>"
187     " <menuitem action='Save'/>"
188     " <menuitem action='SaveAs'/>"
189     " <separator/>"
190     " <menuitem action='Properties'/>"
191     " <separator/>"
192     " <menuitem action='Quit'/>"
193     " </menu>"
194     " <menu action='MenuInstrument'>"
195     " </menu>"
196 schoenebeck 1415 " <menu action='MenuView'>"
197     " <menuitem action='Statusbar'/>"
198     " </menu>"
199 schoenebeck 1225 #ifdef ABOUT_DIALOG
200     " <menu action='MenuHelp'>"
201     " <menuitem action='About'/>"
202     " </menu>"
203     #endif
204     " </menubar>"
205     " <popup name='PopupMenu'>"
206     " <menuitem action='InstrProperties'/>"
207     " <menuitem action='AddInstrument'/>"
208     " <separator/>"
209     " <menuitem action='RemoveInstrument'/>"
210     " </popup>"
211     " <popup name='SamplePopupMenu'>"
212     " <menuitem action='SampleProperties'/>"
213     " <menuitem action='AddGroup'/>"
214     " <menuitem action='AddSample'/>"
215     " <separator/>"
216     " <menuitem action='RemoveSample'/>"
217     " </popup>"
218     "</ui>";
219     uiManager->add_ui_from_string(ui_info);
220    
221     popup_menu = dynamic_cast<Gtk::Menu*>(uiManager->get_widget("/PopupMenu"));
222    
223     Gtk::Widget* menuBar = uiManager->get_widget("/MenuBar");
224     m_VBox.pack_start(*menuBar, Gtk::PACK_SHRINK);
225     m_VBox.pack_start(m_HPaned);
226     m_VBox.pack_start(m_RegionChooser, Gtk::PACK_SHRINK);
227     m_VBox.pack_start(m_DimRegionChooser, Gtk::PACK_SHRINK);
228 schoenebeck 1411 m_VBox.pack_start(m_StatusBar, Gtk::PACK_SHRINK);
229 schoenebeck 1225
230 schoenebeck 1411 // Status Bar:
231     m_StatusBar.pack_start(m_AttachedStateLabel, Gtk::PACK_SHRINK);
232     m_StatusBar.pack_start(m_AttachedStateImage, Gtk::PACK_SHRINK);
233     m_StatusBar.show();
234    
235 persson 1261 m_RegionChooser.signal_region_selected().connect(
236 schoenebeck 1225 sigc::mem_fun(*this, &MainWindow::region_changed) );
237 persson 1261 m_DimRegionChooser.signal_dimregion_selected().connect(
238 schoenebeck 1225 sigc::mem_fun(*this, &MainWindow::dimreg_changed) );
239    
240    
241     // Create the Tree model:
242     m_refTreeModel = Gtk::ListStore::create(m_Columns);
243     m_TreeView.set_model(m_refTreeModel);
244     m_refTreeModel->signal_row_changed().connect(
245     sigc::mem_fun(*this, &MainWindow::instrument_name_changed)
246     );
247    
248     // Add the TreeView's view columns:
249     m_TreeView.append_column_editable("Instrument", m_Columns.m_col_name);
250     m_TreeView.set_headers_visible(false);
251    
252     // create samples treeview (including its data model)
253     m_refSamplesTreeModel = SamplesTreeStore::create(m_SamplesModel);
254     m_TreeViewSamples.set_model(m_refSamplesTreeModel);
255     // m_TreeViewSamples.set_reorderable();
256     m_TreeViewSamples.append_column_editable("Samples", m_SamplesModel.m_col_name);
257     m_TreeViewSamples.set_headers_visible(false);
258     m_TreeViewSamples.signal_button_press_event().connect_notify(
259     sigc::mem_fun(*this, &MainWindow::on_sample_treeview_button_release)
260     );
261     m_refSamplesTreeModel->signal_row_changed().connect(
262     sigc::mem_fun(*this, &MainWindow::sample_name_changed)
263     );
264    
265     // establish drag&drop between samples tree view and dimension region 'Sample' text entry
266     std::list<Gtk::TargetEntry> drag_target_gig_sample;
267     drag_target_gig_sample.push_back( Gtk::TargetEntry("gig::Sample") );
268     m_TreeViewSamples.drag_source_set(drag_target_gig_sample);
269 persson 1303 m_TreeViewSamples.signal_drag_begin().connect(
270     sigc::mem_fun(*this, &MainWindow::on_sample_treeview_drag_begin)
271     );
272 schoenebeck 1225 m_TreeViewSamples.signal_drag_data_get().connect(
273     sigc::mem_fun(*this, &MainWindow::on_sample_treeview_drag_data_get)
274     );
275     dimreg_edit.wSample->drag_dest_set(drag_target_gig_sample);
276     dimreg_edit.wSample->signal_drag_data_received().connect(
277     sigc::mem_fun(*this, &MainWindow::on_sample_label_drop_drag_data_received)
278     );
279 persson 1261 dimreg_edit.signal_dimreg_changed().connect(
280 schoenebeck 1322 sigc::hide(sigc::mem_fun(*this, &MainWindow::file_changed)));
281 persson 1261 m_RegionChooser.signal_instrument_changed().connect(
282     sigc::mem_fun(*this, &MainWindow::file_changed));
283     m_DimRegionChooser.signal_region_changed().connect(
284     sigc::mem_fun(*this, &MainWindow::file_changed));
285     instrumentProps.signal_instrument_changed().connect(
286     sigc::mem_fun(*this, &MainWindow::file_changed));
287 schoenebeck 1322
288     dimreg_edit.signal_dimreg_to_be_changed().connect(
289     dimreg_to_be_changed_signal.make_slot());
290     dimreg_edit.signal_dimreg_changed().connect(
291     dimreg_changed_signal.make_slot());
292     dimreg_edit.signal_sample_ref_changed().connect(
293     sample_ref_changed_signal.make_slot());
294    
295     m_RegionChooser.signal_instrument_struct_to_be_changed().connect(
296     sigc::hide(
297     sigc::bind(
298     file_structure_to_be_changed_signal.make_slot(),
299     sigc::ref(this->file)
300     )
301     )
302     );
303     m_RegionChooser.signal_instrument_struct_changed().connect(
304     sigc::hide(
305     sigc::bind(
306     file_structure_changed_signal.make_slot(),
307     sigc::ref(this->file)
308     )
309     )
310     );
311     m_RegionChooser.signal_region_to_be_changed().connect(
312     region_to_be_changed_signal.make_slot());
313     m_RegionChooser.signal_region_changed_signal().connect(
314     region_changed_signal.make_slot());
315    
316 schoenebeck 1225 file = 0;
317 persson 1261 file_is_changed = false;
318 schoenebeck 1411 set_file_is_shared(false);
319 schoenebeck 1225
320     show_all_children();
321 schoenebeck 1300
322     // start with a new gig file by default
323     on_action_file_new();
324 schoenebeck 1225 }
325    
326     MainWindow::~MainWindow()
327     {
328     }
329    
330 persson 1261 bool MainWindow::on_delete_event(GdkEventAny* event)
331     {
332 schoenebeck 1382 return !file_is_shared && file_is_changed && !close_confirmation_dialog();
333 persson 1261 }
334    
335     void MainWindow::on_action_quit()
336     {
337 schoenebeck 1382 if (!file_is_shared && file_is_changed && !close_confirmation_dialog()) return;
338 persson 1261 hide();
339     }
340    
341 schoenebeck 1225 void MainWindow::region_changed()
342     {
343     m_DimRegionChooser.set_region(m_RegionChooser.get_region());
344     }
345    
346     void MainWindow::dimreg_changed()
347     {
348     dimreg_edit.set_dim_region(m_DimRegionChooser.get_dimregion());
349     }
350    
351     void MainWindow::on_sel_change()
352     {
353     Glib::RefPtr<Gtk::TreeSelection> tree_sel_ref = m_TreeView.get_selection();
354    
355     Gtk::TreeModel::iterator it = tree_sel_ref->get_selected();
356     if (it) {
357     Gtk::TreeModel::Row row = *it;
358     std::cout << row[m_Columns.m_col_name] << std::endl;
359    
360     m_RegionChooser.set_instrument(row[m_Columns.m_col_instr]);
361     } else {
362     m_RegionChooser.set_instrument(0);
363     }
364     }
365    
366     void loader_progress_callback(gig::progress_t* progress)
367     {
368     Loader* loader = static_cast<Loader*>(progress->custom);
369     loader->progress_callback(progress->factor);
370     }
371    
372     void Loader::progress_callback(float fraction)
373     {
374     {
375     Glib::Mutex::Lock lock(progressMutex);
376     progress = fraction;
377     }
378     progress_dispatcher();
379     }
380    
381     void Loader::thread_function()
382     {
383     printf("thread_function self=%x\n", Glib::Thread::self());
384     printf("Start %s\n", filename);
385     RIFF::File* riff = new RIFF::File(filename);
386     gig = new gig::File(riff);
387     gig::progress_t progress;
388     progress.callback = loader_progress_callback;
389     progress.custom = this;
390    
391     gig->GetInstrument(0, &progress);
392     printf("End\n");
393     finished_dispatcher();
394     }
395    
396     Loader::Loader(const char* filename)
397     : thread(0), filename(filename)
398     {
399     }
400    
401     void Loader::launch()
402     {
403     thread = Glib::Thread::create(sigc::mem_fun(*this, &Loader::thread_function), true);
404     printf("launch thread=%x\n", thread);
405     }
406    
407     float Loader::get_progress()
408     {
409     float res;
410     {
411     Glib::Mutex::Lock lock(progressMutex);
412     res = progress;
413     }
414     return res;
415     }
416    
417     Glib::Dispatcher& Loader::signal_progress()
418     {
419     return progress_dispatcher;
420     }
421    
422     Glib::Dispatcher& Loader::signal_finished()
423     {
424     return finished_dispatcher;
425     }
426    
427     LoadDialog::LoadDialog(const Glib::ustring& title, Gtk::Window& parent)
428     : Gtk::Dialog(title, parent, true)
429     {
430     get_vbox()->pack_start(progressBar);
431     show_all_children();
432     }
433    
434     // Clear all GUI elements / controls. This method is typically called
435     // before a new .gig file is to be created or to be loaded.
436     void MainWindow::__clear() {
437     // remove all entries from "Instrument" menu
438     Gtk::MenuItem* instrument_menu =
439     dynamic_cast<Gtk::MenuItem*>(uiManager->get_widget("/MenuBar/MenuInstrument"));
440     instrument_menu->hide();
441     for (int i = 0; i < instrument_menu->get_submenu()->items().size(); i++) {
442     delete &instrument_menu->get_submenu()->items()[i];
443     }
444     instrument_menu->get_submenu()->items().clear();
445     // forget all samples that ought to be imported
446     m_SampleImportQueue.clear();
447     // clear the samples and instruments tree views
448     m_refTreeModel->clear();
449     m_refSamplesTreeModel->clear();
450     // free libgig's gig::File instance
451 schoenebeck 1382 if (file && !file_is_shared) delete file;
452     file = NULL;
453 schoenebeck 1411 set_file_is_shared(false);
454 schoenebeck 1225 }
455    
456     void MainWindow::on_action_file_new()
457     {
458 schoenebeck 1382 if (!file_is_shared && file_is_changed && !close_confirmation_dialog()) return;
459 persson 1261
460 schoenebeck 1382 if (file_is_shared && !leaving_shared_mode_dialog()) return;
461    
462 schoenebeck 1225 // clear all GUI elements
463     __clear();
464     // create a new .gig file (virtually yet)
465     gig::File* pFile = new gig::File;
466     // already add one new instrument by default
467     gig::Instrument* pInstrument = pFile->AddInstrument();
468     pInstrument->pInfo->Name = "Unnamed Instrument";
469     // update GUI with that new gig::File
470 persson 1261 load_gig(pFile, 0 /*no file name yet*/);
471 schoenebeck 1225 }
472    
473 persson 1261 bool MainWindow::close_confirmation_dialog()
474     {
475     gchar* msg = g_strdup_printf(_("Save changes to \"%s\" before closing?"),
476     Glib::filename_display_basename(filename).c_str());
477     Gtk::MessageDialog dialog(*this, msg, false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
478     g_free(msg);
479 persson 1303 #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION >= 6) || GTKMM_MAJOR_VERSION > 2
480 persson 1261 dialog.set_secondary_text(_("If you close without saving, your changes will be lost."));
481 persson 1303 #endif
482 persson 1261 dialog.add_button(_("Close _Without Saving"), Gtk::RESPONSE_NO);
483     dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
484     dialog.add_button(file_has_name ? Gtk::Stock::SAVE : Gtk::Stock::SAVE_AS, Gtk::RESPONSE_YES);
485     dialog.set_default_response(Gtk::RESPONSE_YES);
486     int response = dialog.run();
487 persson 1303 dialog.hide();
488 persson 1261 if (response == Gtk::RESPONSE_YES) return file_save();
489     return response != Gtk::RESPONSE_CANCEL;
490     }
491    
492 schoenebeck 1382 bool MainWindow::leaving_shared_mode_dialog() {
493     Glib::ustring msg = _("Detach from sampler and proceed working stand-alone?");
494     Gtk::MessageDialog dialog(*this, msg, false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
495     #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION >= 6) || GTKMM_MAJOR_VERSION > 2
496     dialog.set_secondary_text(
497     _("If you proceed to work on another instrument file, it won't be "
498     "used by the sampler until you tell the sampler explicitly to "
499     "load it.")
500     );
501     #endif
502     dialog.add_button(_("_Yes, Detach"), Gtk::RESPONSE_YES);
503     dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
504     dialog.set_default_response(Gtk::RESPONSE_CANCEL);
505     int response = dialog.run();
506     dialog.hide();
507     return response == Gtk::RESPONSE_YES;
508     }
509    
510 schoenebeck 1225 void MainWindow::on_action_file_open()
511     {
512 schoenebeck 1382 if (!file_is_shared && file_is_changed && !close_confirmation_dialog()) return;
513 persson 1261
514 schoenebeck 1382 if (file_is_shared && !leaving_shared_mode_dialog()) return;
515    
516 schoenebeck 1225 Gtk::FileChooserDialog dialog(*this, _("Open file"));
517     dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
518     dialog.add_button(Gtk::Stock::OPEN, Gtk::RESPONSE_OK);
519 persson 1261 dialog.set_default_response(Gtk::RESPONSE_OK);
520 schoenebeck 1225 Gtk::FileFilter filter;
521     filter.add_pattern("*.gig");
522     dialog.set_filter(filter);
523 persson 1261 if (current_dir != "") {
524     dialog.set_current_folder(current_dir);
525     }
526 schoenebeck 1225 if (dialog.run() == Gtk::RESPONSE_OK) {
527 persson 1261 std::string filename = dialog.get_filename();
528     printf("filename=%s\n", filename.c_str());
529 schoenebeck 1225 printf("on_action_file_open self=%x\n", Glib::Thread::self());
530 persson 1261 load_file(filename.c_str());
531     current_dir = Glib::path_get_dirname(filename);
532 schoenebeck 1225 }
533     }
534    
535     void MainWindow::load_file(const char* name)
536     {
537 persson 1303 __clear();
538 schoenebeck 1225 load_dialog = new LoadDialog("Loading...", *this);
539     load_dialog->show_all();
540     loader = new Loader(strdup(name));
541     loader->signal_progress().connect(
542     sigc::mem_fun(*this, &MainWindow::on_loader_progress));
543     loader->signal_finished().connect(
544     sigc::mem_fun(*this, &MainWindow::on_loader_finished));
545     loader->launch();
546     }
547    
548     void MainWindow::load_instrument(gig::Instrument* instr) {
549     if (!instr) {
550     Glib::ustring txt = "Provided instrument is NULL!\n";
551     Gtk::MessageDialog msg(*this, txt, false, Gtk::MESSAGE_ERROR);
552     msg.run();
553     Gtk::Main::quit();
554     }
555 schoenebeck 1328 // clear all GUI elements
556     __clear();
557     // load the instrument
558 schoenebeck 1225 gig::File* pFile = (gig::File*) instr->GetParent();
559 schoenebeck 1382 load_gig(pFile, 0 /*file name*/, true /*shared instrument*/);
560 schoenebeck 1225 //TODO: automatically select the given instrument
561     }
562    
563     void MainWindow::on_loader_progress()
564     {
565     load_dialog->set_fraction(loader->get_progress());
566     }
567    
568     void MainWindow::on_loader_finished()
569     {
570     printf("Loader finished!\n");
571     printf("on_loader_finished self=%x\n", Glib::Thread::self());
572     load_gig(loader->gig, loader->filename);
573     load_dialog->hide();
574     }
575    
576     void MainWindow::on_action_file_save()
577     {
578 persson 1261 file_save();
579     }
580    
581 persson 1303 bool MainWindow::check_if_savable()
582     {
583     if (!file) return false;
584    
585     if (!file->GetFirstSample()) {
586     Gtk::MessageDialog(*this, _("The file could not be saved "
587     "because it contains no samples"),
588     false, Gtk::MESSAGE_ERROR).run();
589     return false;
590     }
591    
592     for (gig::Instrument* instrument = file->GetFirstInstrument() ; instrument ;
593     instrument = file->GetNextInstrument()) {
594     if (!instrument->GetFirstRegion()) {
595     Gtk::MessageDialog(*this, _("The file could not be saved "
596     "because there are instruments "
597     "that have no regions"),
598     false, Gtk::MESSAGE_ERROR).run();
599     return false;
600     }
601     }
602     return true;
603     }
604    
605 persson 1261 bool MainWindow::file_save()
606     {
607 persson 1303 if (!check_if_savable()) return false;
608 schoenebeck 1382 if (!file_is_shared && !file_has_name) return file_save_as();
609 persson 1261
610 schoenebeck 1225 std::cout << "Saving file\n" << std::flush;
611 schoenebeck 1322 file_structure_to_be_changed_signal.emit(this->file);
612 schoenebeck 1225 try {
613     file->Save();
614 persson 1261 if (file_is_changed) {
615     set_title(get_title().substr(1));
616     file_is_changed = false;
617     }
618 schoenebeck 1225 } catch (RIFF::Exception e) {
619 schoenebeck 1322 file_structure_changed_signal.emit(this->file);
620 schoenebeck 1382 Glib::ustring txt = _("Could not save file: ") + e.Message;
621 schoenebeck 1225 Gtk::MessageDialog msg(*this, txt, false, Gtk::MESSAGE_ERROR);
622     msg.run();
623 persson 1261 return false;
624 schoenebeck 1225 }
625     std::cout << "Saving file done\n" << std::flush;
626     __import_queued_samples();
627 schoenebeck 1322 file_structure_changed_signal.emit(this->file);
628 persson 1261 return true;
629 schoenebeck 1225 }
630    
631     void MainWindow::on_action_file_save_as()
632     {
633 persson 1303 if (!check_if_savable()) return;
634 persson 1261 file_save_as();
635     }
636    
637     bool MainWindow::file_save_as()
638     {
639     Gtk::FileChooserDialog dialog(*this, _("Save as"), Gtk::FILE_CHOOSER_ACTION_SAVE);
640 schoenebeck 1225 dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
641     dialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_OK);
642 persson 1261 dialog.set_default_response(Gtk::RESPONSE_OK);
643    
644     #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION >= 8) || GTKMM_MAJOR_VERSION > 2
645     dialog.set_do_overwrite_confirmation();
646     // TODO: an overwrite dialog for gtkmm < 2.8
647     #endif
648 schoenebeck 1225 Gtk::FileFilter filter;
649     filter.add_pattern("*.gig");
650     dialog.set_filter(filter);
651 persson 1261
652     if (Glib::path_is_absolute(filename)) {
653     dialog.set_filename(filename);
654     } else if (current_dir != "") {
655     dialog.set_current_folder(current_dir);
656     }
657     dialog.set_current_name(Glib::filename_display_basename(filename));
658    
659 schoenebeck 1225 if (dialog.run() == Gtk::RESPONSE_OK) {
660 schoenebeck 1322 file_structure_to_be_changed_signal.emit(this->file);
661 schoenebeck 1225 try {
662 persson 1261 std::string filename = dialog.get_filename();
663     if (!Glib::str_has_suffix(filename, ".gig")) {
664     filename += ".gig";
665     }
666     printf("filename=%s\n", filename.c_str());
667     file->Save(filename);
668     this->filename = filename;
669     current_dir = Glib::path_get_dirname(filename);
670     set_title(Glib::filename_display_basename(filename));
671     file_has_name = true;
672     file_is_changed = false;
673 schoenebeck 1225 } catch (RIFF::Exception e) {
674 schoenebeck 1322 file_structure_changed_signal.emit(this->file);
675 schoenebeck 1382 Glib::ustring txt = _("Could not save file: ") + e.Message;
676 schoenebeck 1225 Gtk::MessageDialog msg(*this, txt, false, Gtk::MESSAGE_ERROR);
677     msg.run();
678 persson 1261 return false;
679 schoenebeck 1225 }
680     __import_queued_samples();
681 schoenebeck 1322 file_structure_changed_signal.emit(this->file);
682 persson 1261 return true;
683 schoenebeck 1225 }
684 persson 1261 return false;
685 schoenebeck 1225 }
686    
687     // actually write the sample(s)' data to the gig file
688     void MainWindow::__import_queued_samples() {
689     std::cout << "Starting sample import\n" << std::flush;
690     Glib::ustring error_files;
691     printf("Samples to import: %d\n", m_SampleImportQueue.size());
692     for (std::list<SampleImportItem>::iterator iter = m_SampleImportQueue.begin();
693     iter != m_SampleImportQueue.end(); ) {
694     printf("Importing sample %s\n",(*iter).sample_path.c_str());
695     SF_INFO info;
696     info.format = 0;
697     SNDFILE* hFile = sf_open((*iter).sample_path.c_str(), SFM_READ, &info);
698     try {
699     if (!hFile) throw std::string("could not open file");
700     // determine sample's bit depth
701     int bitdepth;
702     switch (info.format & 0xff) {
703     case SF_FORMAT_PCM_S8:
704     case SF_FORMAT_PCM_16:
705 persson 1265 case SF_FORMAT_PCM_U8:
706 schoenebeck 1225 bitdepth = 16;
707     break;
708     case SF_FORMAT_PCM_24:
709     case SF_FORMAT_PCM_32:
710     case SF_FORMAT_FLOAT:
711     case SF_FORMAT_DOUBLE:
712 persson 1265 bitdepth = 24;
713 schoenebeck 1225 break;
714     default:
715     sf_close(hFile); // close sound file
716     throw std::string("format not supported"); // unsupported subformat (yet?)
717     }
718 persson 1265
719     const int bufsize = 10000;
720 schoenebeck 1225 switch (bitdepth) {
721 persson 1265 case 16: {
722     short* buffer = new short[bufsize * info.channels];
723     sf_count_t cnt = info.frames;
724     while (cnt) {
725     // libsndfile does the conversion for us (if needed)
726     int n = sf_readf_short(hFile, buffer, bufsize);
727     // write from buffer directly (physically) into .gig file
728     iter->gig_sample->Write(buffer, n);
729     cnt -= n;
730     }
731     delete[] buffer;
732 schoenebeck 1225 break;
733 persson 1265 }
734     case 24: {
735     int* srcbuf = new int[bufsize * info.channels];
736     uint8_t* dstbuf = new uint8_t[bufsize * 3 * info.channels];
737     sf_count_t cnt = info.frames;
738     while (cnt) {
739     // libsndfile returns 32 bits, convert to 24
740     int n = sf_readf_int(hFile, srcbuf, bufsize);
741     int j = 0;
742     for (int i = 0 ; i < n * info.channels ; i++) {
743     dstbuf[j++] = srcbuf[i] >> 8;
744     dstbuf[j++] = srcbuf[i] >> 16;
745     dstbuf[j++] = srcbuf[i] >> 24;
746     }
747     // write from buffer directly (physically) into .gig file
748     iter->gig_sample->Write(dstbuf, n);
749     cnt -= n;
750     }
751     delete[] srcbuf;
752     delete[] dstbuf;
753 schoenebeck 1225 break;
754 persson 1265 }
755 schoenebeck 1225 }
756     // cleanup
757     sf_close(hFile);
758     // on success we remove the sample from the import queue,
759     // otherwise keep it, maybe it works the next time ?
760     std::list<SampleImportItem>::iterator cur = iter;
761     ++iter;
762     m_SampleImportQueue.erase(cur);
763     } catch (std::string what) {
764     // remember the files that made trouble (and their cause)
765     if (error_files.size()) error_files += "\n";
766     error_files += (*iter).sample_path += " (" + what + ")";
767     ++iter;
768     }
769     }
770     // show error message box when some sample(s) could not be imported
771     if (error_files.size()) {
772 schoenebeck 1382 Glib::ustring txt = _("Could not import the following sample(s):\n") + error_files;
773 schoenebeck 1225 Gtk::MessageDialog msg(*this, txt, false, Gtk::MESSAGE_ERROR);
774     msg.run();
775     }
776     }
777    
778     void MainWindow::on_action_file_properties()
779     {
780     propDialog.show();
781     propDialog.deiconify();
782     }
783    
784     void MainWindow::on_action_help_about()
785     {
786     #ifdef ABOUT_DIALOG
787     Gtk::AboutDialog dialog;
788     dialog.set_version(VERSION);
789     dialog.run();
790     #endif
791     }
792    
793     PropDialog::PropDialog()
794     : table(2,1)
795     {
796     table.set_col_spacings(5);
797     const char* propLabels[] = {
798     "Name:",
799     "CreationDate:",
800     "Comments:", // TODO: multiline
801     "Product:",
802     "Copyright:",
803     "Artists:",
804     "Genre:",
805     "Keywords:",
806     "Engineer:",
807     "Technician:",
808     "Software:", // TODO: readonly
809     "Medium:",
810     "Source:",
811     "SourceForm:",
812     "Commissioned:",
813     "Subject:"
814     };
815     for (int i = 0 ; i < sizeof(propLabels) / sizeof(char*) ; i++) {
816     label[i].set_text(propLabels[i]);
817     label[i].set_alignment(Gtk::ALIGN_LEFT);
818     table.attach(label[i], 0, 1, i, i + 1, Gtk::FILL, Gtk::SHRINK);
819     table.attach(entry[i], 1, 2, i, i + 1, Gtk::FILL | Gtk::EXPAND,
820     Gtk::SHRINK);
821     }
822    
823     add(table);
824     // add_button(Gtk::Stock::CANCEL, 0);
825     // add_button(Gtk::Stock::OK, 1);
826     show_all_children();
827     }
828    
829     void PropDialog::set_info(DLS::Info* info)
830     {
831     entry[0].set_text(info->Name);
832     entry[1].set_text(info->CreationDate);
833     entry[2].set_text(Glib::convert(info->Comments, "UTF-8", "ISO-8859-1"));
834     entry[3].set_text(info->Product);
835     entry[4].set_text(info->Copyright);
836     entry[5].set_text(info->Artists);
837     entry[6].set_text(info->Genre);
838     entry[7].set_text(info->Keywords);
839     entry[8].set_text(info->Engineer);
840     entry[9].set_text(info->Technician);
841     entry[10].set_text(info->Software);
842     entry[11].set_text(info->Medium);
843     entry[12].set_text(info->Source);
844     entry[13].set_text(info->SourceForm);
845     entry[14].set_text(info->Commissioned);
846     entry[15].set_text(info->Subject);
847     }
848    
849 persson 1262 void InstrumentProps::add_prop(BoolEntry& boolentry)
850     {
851     table.attach(boolentry.widget, 0, 2, rowno, rowno + 1,
852     Gtk::FILL, Gtk::SHRINK);
853     rowno++;
854     boolentry.signal_changed_by_user().connect(instrument_changed.make_slot());
855     }
856    
857     void InstrumentProps::add_prop(BoolEntryPlus6& boolentry)
858     {
859     table.attach(boolentry.widget, 0, 2, rowno, rowno + 1,
860     Gtk::FILL, Gtk::SHRINK);
861     rowno++;
862     boolentry.signal_changed_by_user().connect(instrument_changed.make_slot());
863     }
864    
865 schoenebeck 1225 void InstrumentProps::add_prop(LabelWidget& prop)
866     {
867     table.attach(prop.label, 0, 1, rowno, rowno + 1,
868     Gtk::FILL, Gtk::SHRINK);
869     table.attach(prop.widget, 1, 2, rowno, rowno + 1,
870     Gtk::FILL | Gtk::EXPAND, Gtk::SHRINK);
871     rowno++;
872 persson 1261 prop.signal_changed_by_user().connect(instrument_changed.make_slot());
873 schoenebeck 1225 }
874    
875     InstrumentProps::InstrumentProps()
876     : table(2,1),
877     quitButton(Gtk::Stock::CLOSE),
878     eName("Name"),
879 persson 1262 eIsDrum("Is drum"),
880     eMIDIBank("MIDI bank", 0, 16383),
881     eMIDIProgram("MIDI program"),
882 schoenebeck 1225 eAttenuation("Attenuation", 0, 96, 0, 1),
883     eGainPlus6("Gain +6dB", eAttenuation, -6),
884 persson 1262 eEffectSend("Effect send", 0, 65535),
885     eFineTune("Fine tune", -8400, 8400),
886     ePitchbendRange("Pitchbend range", 0, 12),
887     ePianoReleaseMode("Piano release mode"),
888     eDimensionKeyRangeLow("Dimension key range low"),
889     eDimensionKeyRangeHigh("Dimension key range high")
890 schoenebeck 1225 {
891     set_title("Instrument properties");
892    
893     rowno = 0;
894     table.set_col_spacings(5);
895    
896     add_prop(eName);
897     add_prop(eIsDrum);
898     add_prop(eMIDIBank);
899     add_prop(eMIDIProgram);
900     add_prop(eAttenuation);
901     add_prop(eGainPlus6);
902     add_prop(eEffectSend);
903     add_prop(eFineTune);
904     add_prop(ePitchbendRange);
905     add_prop(ePianoReleaseMode);
906     add_prop(eDimensionKeyRangeLow);
907     add_prop(eDimensionKeyRangeHigh);
908    
909 persson 1261 eDimensionKeyRangeLow.signal_changed_by_user().connect(
910 schoenebeck 1225 sigc::mem_fun(*this, &InstrumentProps::key_range_low_changed));
911 persson 1261 eDimensionKeyRangeHigh.signal_changed_by_user().connect(
912 schoenebeck 1225 sigc::mem_fun(*this, &InstrumentProps::key_range_high_changed));
913    
914     add(vbox);
915     table.set_border_width(5);
916     vbox.pack_start(table);
917     table.show();
918     vbox.pack_start(buttonBox, Gtk::PACK_SHRINK);
919     buttonBox.set_layout(Gtk::BUTTONBOX_END);
920     buttonBox.set_border_width(5);
921     buttonBox.show();
922     buttonBox.pack_start(quitButton);
923     quitButton.set_flags(Gtk::CAN_DEFAULT);
924     quitButton.grab_focus();
925    
926     quitButton.signal_clicked().connect(
927     sigc::mem_fun(*this, &InstrumentProps::hide));
928    
929     quitButton.show();
930     vbox.show();
931     show_all_children();
932     }
933    
934     void InstrumentProps::set_instrument(gig::Instrument* instrument)
935     {
936     eName.set_ptr(&instrument->pInfo->Name);
937     eIsDrum.set_ptr(&instrument->IsDrum);
938     eMIDIBank.set_ptr(&instrument->MIDIBank);
939     eMIDIProgram.set_ptr(&instrument->MIDIProgram);
940     eAttenuation.set_ptr(&instrument->Attenuation);
941     eGainPlus6.set_ptr(&instrument->Attenuation);
942     eEffectSend.set_ptr(&instrument->EffectSend);
943     eFineTune.set_ptr(&instrument->FineTune);
944     ePitchbendRange.set_ptr(&instrument->PitchbendRange);
945     ePianoReleaseMode.set_ptr(&instrument->PianoReleaseMode);
946 persson 1261 eDimensionKeyRangeLow.set_ptr(0);
947     eDimensionKeyRangeHigh.set_ptr(0);
948 schoenebeck 1225 eDimensionKeyRangeLow.set_ptr(&instrument->DimensionKeyRange.low);
949     eDimensionKeyRangeHigh.set_ptr(&instrument->DimensionKeyRange.high);
950     }
951    
952     void InstrumentProps::key_range_low_changed()
953     {
954     double l = eDimensionKeyRangeLow.get_value();
955     double h = eDimensionKeyRangeHigh.get_value();
956     if (h < l) eDimensionKeyRangeHigh.set_value(l);
957     }
958    
959     void InstrumentProps::key_range_high_changed()
960     {
961     double l = eDimensionKeyRangeLow.get_value();
962     double h = eDimensionKeyRangeHigh.get_value();
963     if (h < l) eDimensionKeyRangeLow.set_value(h);
964     }
965    
966 schoenebeck 1339 sigc::signal<void>& InstrumentProps::signal_instrument_changed()
967 schoenebeck 1225 {
968 persson 1261 return instrument_changed;
969     }
970 schoenebeck 1225
971 persson 1261 void MainWindow::file_changed()
972     {
973     if (file && !file_is_changed) {
974     set_title("*" + get_title());
975     file_is_changed = true;
976 schoenebeck 1225 }
977 persson 1261 }
978 schoenebeck 1225
979 schoenebeck 1382 void MainWindow::load_gig(gig::File* gig, const char* filename, bool isSharedInstrument)
980 persson 1261 {
981     file = 0;
982 schoenebeck 1411 set_file_is_shared(isSharedInstrument);
983 persson 1261
984     this->filename = filename ? filename : _("Unsaved Gig File");
985     set_title(Glib::filename_display_basename(this->filename));
986     file_has_name = filename;
987     file_is_changed = false;
988    
989 schoenebeck 1225 propDialog.set_info(gig->pInfo);
990    
991     Gtk::MenuItem* instrument_menu =
992     dynamic_cast<Gtk::MenuItem*>(uiManager->get_widget("/MenuBar/MenuInstrument"));
993    
994     int instrument_index = 0;
995     Gtk::RadioMenuItem::Group instrument_group;
996     for (gig::Instrument* instrument = gig->GetFirstInstrument() ; instrument ;
997     instrument = gig->GetNextInstrument()) {
998     Gtk::TreeModel::iterator iter = m_refTreeModel->append();
999     Gtk::TreeModel::Row row = *iter;
1000     row[m_Columns.m_col_name] = instrument->pInfo->Name.c_str();
1001     row[m_Columns.m_col_instr] = instrument;
1002     // create a menu item for this instrument
1003     Gtk::RadioMenuItem* item =
1004     new Gtk::RadioMenuItem(instrument_group, instrument->pInfo->Name.c_str());
1005     instrument_menu->get_submenu()->append(*item);
1006     item->signal_activate().connect(
1007     sigc::bind(
1008     sigc::mem_fun(*this, &MainWindow::on_instrument_selection_change),
1009     instrument_index
1010     )
1011     );
1012     instrument_index++;
1013     }
1014     instrument_menu->show();
1015     instrument_menu->get_submenu()->show_all_children();
1016    
1017     for (gig::Group* group = gig->GetFirstGroup(); group; group = gig->GetNextGroup()) {
1018     if (group->Name != "") {
1019     Gtk::TreeModel::iterator iterGroup = m_refSamplesTreeModel->append();
1020     Gtk::TreeModel::Row rowGroup = *iterGroup;
1021     rowGroup[m_SamplesModel.m_col_name] = group->Name.c_str();
1022     rowGroup[m_SamplesModel.m_col_group] = group;
1023     rowGroup[m_SamplesModel.m_col_sample] = NULL;
1024     for (gig::Sample* sample = group->GetFirstSample();
1025     sample; sample = group->GetNextSample()) {
1026     Gtk::TreeModel::iterator iterSample =
1027     m_refSamplesTreeModel->append(rowGroup.children());
1028     Gtk::TreeModel::Row rowSample = *iterSample;
1029     rowSample[m_SamplesModel.m_col_name] = sample->pInfo->Name.c_str();
1030     rowSample[m_SamplesModel.m_col_sample] = sample;
1031     rowSample[m_SamplesModel.m_col_group] = NULL;
1032     }
1033     }
1034     }
1035    
1036 persson 1261 file = gig;
1037    
1038 schoenebeck 1225 // select the first instrument
1039     Glib::RefPtr<Gtk::TreeSelection> tree_sel_ref = m_TreeView.get_selection();
1040     tree_sel_ref->select(Gtk::TreePath("0"));
1041     }
1042    
1043     void MainWindow::show_instr_props()
1044     {
1045     Glib::RefPtr<Gtk::TreeSelection> tree_sel_ref = m_TreeView.get_selection();
1046     Gtk::TreeModel::iterator it = tree_sel_ref->get_selected();
1047     if (it)
1048     {
1049     Gtk::TreeModel::Row row = *it;
1050     if (row[m_Columns.m_col_instr])
1051     {
1052     instrumentProps.set_instrument(row[m_Columns.m_col_instr]);
1053     instrumentProps.show();
1054     instrumentProps.deiconify();
1055     }
1056     }
1057     }
1058    
1059 schoenebeck 1415 void MainWindow::on_action_view_status_bar() {
1060     Gtk::CheckMenuItem* item =
1061     dynamic_cast<Gtk::CheckMenuItem*>(uiManager->get_widget("/MenuBar/MenuView/Statusbar"));
1062     if (!item) {
1063     std::cerr << "/MenuBar/MenuView/Statusbar == NULL\n";
1064     return;
1065     }
1066     if (item->get_active()) m_StatusBar.show();
1067     else m_StatusBar.hide();
1068     }
1069    
1070 schoenebeck 1225 void MainWindow::on_button_release(GdkEventButton* button)
1071     {
1072     if (button->type == GDK_2BUTTON_PRESS) {
1073     show_instr_props();
1074     } else if (button->type == GDK_BUTTON_PRESS && button->button == 3) {
1075     popup_menu->popup(button->button, button->time);
1076     }
1077     }
1078    
1079     void MainWindow::on_instrument_selection_change(int index) {
1080     m_RegionChooser.set_instrument(file->GetInstrument(index));
1081     }
1082    
1083     void MainWindow::on_sample_treeview_button_release(GdkEventButton* button) {
1084     if (button->type == GDK_BUTTON_PRESS && button->button == 3) {
1085     Gtk::Menu* sample_popup =
1086     dynamic_cast<Gtk::Menu*>(uiManager->get_widget("/SamplePopupMenu"));
1087     // update enabled/disabled state of sample popup items
1088     Glib::RefPtr<Gtk::TreeSelection> sel = m_TreeViewSamples.get_selection();
1089     Gtk::TreeModel::iterator it = sel->get_selected();
1090     bool group_selected = false;
1091     bool sample_selected = false;
1092     if (it) {
1093     Gtk::TreeModel::Row row = *it;
1094     group_selected = row[m_SamplesModel.m_col_group];
1095     sample_selected = row[m_SamplesModel.m_col_sample];
1096     }
1097     dynamic_cast<Gtk::MenuItem*>(uiManager->get_widget("/SamplePopupMenu/SampleProperties"))->
1098     set_sensitive(group_selected || sample_selected);
1099     dynamic_cast<Gtk::MenuItem*>(uiManager->get_widget("/SamplePopupMenu/AddSample"))->
1100     set_sensitive(group_selected || sample_selected);
1101     dynamic_cast<Gtk::MenuItem*>(uiManager->get_widget("/SamplePopupMenu/AddGroup"))->
1102     set_sensitive(file);
1103     dynamic_cast<Gtk::MenuItem*>(uiManager->get_widget("/SamplePopupMenu/RemoveSample"))->
1104     set_sensitive(group_selected || sample_selected);
1105     // show sample popup
1106     sample_popup->popup(button->button, button->time);
1107     }
1108     }
1109    
1110     void MainWindow::on_action_add_instrument() {
1111     static int __instrument_indexer = 0;
1112     if (!file) return;
1113     gig::Instrument* instrument = file->AddInstrument();
1114     __instrument_indexer++;
1115     instrument->pInfo->Name =
1116     "Unnamed Instrument " + ToString(__instrument_indexer);
1117     // update instrument tree view
1118     Gtk::TreeModel::iterator iterInstr = m_refTreeModel->append();
1119     Gtk::TreeModel::Row rowInstr = *iterInstr;
1120     rowInstr[m_Columns.m_col_name] = instrument->pInfo->Name.c_str();
1121     rowInstr[m_Columns.m_col_instr] = instrument;
1122 persson 1261 file_changed();
1123 schoenebeck 1225 }
1124    
1125     void MainWindow::on_action_remove_instrument() {
1126     if (!file) return;
1127 schoenebeck 1382 if (file_is_shared) {
1128     Gtk::MessageDialog msg(
1129     *this,
1130     _("You cannot delete an instrument from this file, since it's "
1131     "currently used by the sampler."),
1132     false, Gtk::MESSAGE_INFO
1133     );
1134     msg.run();
1135     return;
1136     }
1137    
1138 schoenebeck 1225 Glib::RefPtr<Gtk::TreeSelection> sel = m_TreeView.get_selection();
1139     Gtk::TreeModel::iterator it = sel->get_selected();
1140     if (it) {
1141     Gtk::TreeModel::Row row = *it;
1142     gig::Instrument* instr = row[m_Columns.m_col_instr];
1143     try {
1144     // remove instrument from the gig file
1145     if (instr) file->DeleteInstrument(instr);
1146     // remove respective row from instruments tree view
1147     m_refTreeModel->erase(it);
1148 persson 1261 file_changed();
1149 schoenebeck 1225 } catch (RIFF::Exception e) {
1150     Gtk::MessageDialog msg(*this, e.Message.c_str(), false, Gtk::MESSAGE_ERROR);
1151     msg.run();
1152     }
1153     }
1154     }
1155    
1156     void MainWindow::on_action_sample_properties() {
1157     //TODO: show a dialog where the selected sample's properties can be edited
1158     Gtk::MessageDialog msg(
1159     *this, "Sorry, yet to be implemented!", false, Gtk::MESSAGE_INFO
1160     );
1161     msg.run();
1162     }
1163    
1164     void MainWindow::on_action_add_group() {
1165     static int __sample_indexer = 0;
1166     if (!file) return;
1167     gig::Group* group = file->AddGroup();
1168     group->Name = "Unnamed Group";
1169     if (__sample_indexer) group->Name += " " + ToString(__sample_indexer);
1170     __sample_indexer++;
1171     // update sample tree view
1172     Gtk::TreeModel::iterator iterGroup = m_refSamplesTreeModel->append();
1173     Gtk::TreeModel::Row rowGroup = *iterGroup;
1174     rowGroup[m_SamplesModel.m_col_name] = group->Name.c_str();
1175     rowGroup[m_SamplesModel.m_col_sample] = NULL;
1176     rowGroup[m_SamplesModel.m_col_group] = group;
1177 persson 1261 file_changed();
1178 schoenebeck 1225 }
1179    
1180     void MainWindow::on_action_add_sample() {
1181     if (!file) return;
1182     // get selected group
1183     Glib::RefPtr<Gtk::TreeSelection> sel = m_TreeViewSamples.get_selection();
1184     Gtk::TreeModel::iterator it = sel->get_selected();
1185     if (!it) return;
1186     Gtk::TreeModel::Row row = *it;
1187     gig::Group* group = row[m_SamplesModel.m_col_group];
1188     if (!group) { // not a group, but a sample is selected (probably)
1189     gig::Sample* sample = row[m_SamplesModel.m_col_sample];
1190     if (!sample) return;
1191     it = row.parent(); // resolve parent (that is the sample's group)
1192     if (!it) return;
1193     row = *it;
1194     group = row[m_SamplesModel.m_col_group];
1195     if (!group) return;
1196     }
1197     // show 'browse for file' dialog
1198     Gtk::FileChooserDialog dialog(*this, _("Add Sample(s)"));
1199     dialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
1200     dialog.add_button(Gtk::Stock::OPEN, Gtk::RESPONSE_OK);
1201     dialog.set_select_multiple(true);
1202     Gtk::FileFilter soundfilter; // matches all file types supported by libsndfile
1203 persson 1262 const char* const supportedFileTypes[] = {
1204 schoenebeck 1225 "*.wav", "*.WAV", "*.aiff", "*.AIFF", "*.aifc", "*.AIFC", "*.snd",
1205     "*.SND", "*.au", "*.AU", "*.paf", "*.PAF", "*.iff", "*.IFF",
1206     "*.svx", "*.SVX", "*.sf", "*.SF", "*.voc", "*.VOC", "*.w64",
1207     "*.W64", "*.pvf", "*.PVF", "*.xi", "*.XI", "*.htk", "*.HTK",
1208     "*.caf", "*.CAF", NULL
1209     };
1210     for (int i = 0; supportedFileTypes[i]; i++)
1211     soundfilter.add_pattern(supportedFileTypes[i]);
1212     soundfilter.set_name("Sound Files");
1213     Gtk::FileFilter allpassfilter; // matches every file
1214     allpassfilter.add_pattern("*.*");
1215     allpassfilter.set_name("All Files");
1216     dialog.add_filter(soundfilter);
1217     dialog.add_filter(allpassfilter);
1218     if (dialog.run() == Gtk::RESPONSE_OK) {
1219     Glib::ustring error_files;
1220     Glib::SListHandle<Glib::ustring> filenames = dialog.get_filenames();
1221     for (Glib::SListHandle<Glib::ustring>::iterator iter = filenames.begin();
1222     iter != filenames.end(); ++iter) {
1223     printf("Adding sample %s\n",(*iter).c_str());
1224     // use libsndfile to retrieve file informations
1225     SF_INFO info;
1226     info.format = 0;
1227     SNDFILE* hFile = sf_open((*iter).c_str(), SFM_READ, &info);
1228     try {
1229     if (!hFile) throw std::string("could not open file");
1230     int bitdepth;
1231     switch (info.format & 0xff) {
1232     case SF_FORMAT_PCM_S8:
1233     case SF_FORMAT_PCM_16:
1234 persson 1265 case SF_FORMAT_PCM_U8:
1235 schoenebeck 1225 bitdepth = 16;
1236     break;
1237     case SF_FORMAT_PCM_24:
1238     case SF_FORMAT_PCM_32:
1239     case SF_FORMAT_FLOAT:
1240     case SF_FORMAT_DOUBLE:
1241 persson 1265 bitdepth = 24;
1242 schoenebeck 1225 break;
1243     default:
1244     sf_close(hFile); // close sound file
1245     throw std::string("format not supported"); // unsupported subformat (yet?)
1246     }
1247     // add a new sample to the .gig file
1248     gig::Sample* sample = file->AddSample();
1249     // file name without path
1250 persson 1262 Glib::ustring filename = Glib::filename_display_basename(*iter);
1251     // remove file extension if there is one
1252     for (int i = 0; supportedFileTypes[i]; i++) {
1253     if (Glib::str_has_suffix(filename, supportedFileTypes[i] + 1)) {
1254     filename.erase(filename.length() - strlen(supportedFileTypes[i] + 1));
1255     break;
1256     }
1257     }
1258     sample->pInfo->Name = filename;
1259 schoenebeck 1225 sample->Channels = info.channels;
1260     sample->BitDepth = bitdepth;
1261     sample->FrameSize = bitdepth / 8/*1 byte are 8 bits*/ * info.channels;
1262     sample->SamplesPerSecond = info.samplerate;
1263 persson 1265 sample->AverageBytesPerSecond = sample->FrameSize * sample->SamplesPerSecond;
1264     sample->BlockAlign = sample->FrameSize;
1265     sample->SamplesTotal = info.frames;
1266    
1267     SF_INSTRUMENT instrument;
1268     if (sf_command(hFile, SFC_GET_INSTRUMENT,
1269     &instrument, sizeof(instrument)) != SF_FALSE)
1270     {
1271     sample->MIDIUnityNote = instrument.basenote;
1272    
1273 persson 1303 #if HAVE_SF_INSTRUMENT_LOOPS
1274 persson 1265 if (instrument.loop_count && instrument.loops[0].mode != SF_LOOP_NONE) {
1275     sample->Loops = 1;
1276    
1277     switch (instrument.loops[0].mode) {
1278     case SF_LOOP_FORWARD:
1279     sample->LoopType = gig::loop_type_normal;
1280     break;
1281     case SF_LOOP_BACKWARD:
1282     sample->LoopType = gig::loop_type_backward;
1283     break;
1284     case SF_LOOP_ALTERNATING:
1285     sample->LoopType = gig::loop_type_bidirectional;
1286     break;
1287     }
1288     sample->LoopStart = instrument.loops[0].start;
1289     sample->LoopEnd = instrument.loops[0].end;
1290     sample->LoopPlayCount = instrument.loops[0].count;
1291     sample->LoopSize = sample->LoopEnd - sample->LoopStart + 1;
1292     }
1293 persson 1303 #endif
1294 persson 1265 }
1295    
1296 schoenebeck 1225 // schedule resizing the sample (which will be done
1297     // physically when File::Save() is called)
1298     sample->Resize(info.frames);
1299     // make sure sample is part of the selected group
1300     group->AddSample(sample);
1301     // schedule that physical resize and sample import
1302     // (data copying), performed when "Save" is requested
1303     SampleImportItem sched_item;
1304     sched_item.gig_sample = sample;
1305     sched_item.sample_path = *iter;
1306     m_SampleImportQueue.push_back(sched_item);
1307     // add sample to the tree view
1308     Gtk::TreeModel::iterator iterSample =
1309     m_refSamplesTreeModel->append(row.children());
1310     Gtk::TreeModel::Row rowSample = *iterSample;
1311 persson 1262 rowSample[m_SamplesModel.m_col_name] = filename;
1312 schoenebeck 1225 rowSample[m_SamplesModel.m_col_sample] = sample;
1313     rowSample[m_SamplesModel.m_col_group] = NULL;
1314     // close sound file
1315     sf_close(hFile);
1316 persson 1261 file_changed();
1317 schoenebeck 1225 } catch (std::string what) { // remember the files that made trouble (and their cause)
1318     if (error_files.size()) error_files += "\n";
1319     error_files += *iter += " (" + what + ")";
1320     }
1321     }
1322     // show error message box when some file(s) could not be opened / added
1323     if (error_files.size()) {
1324 schoenebeck 1382 Glib::ustring txt = _("Could not add the following sample(s):\n") + error_files;
1325 schoenebeck 1225 Gtk::MessageDialog msg(*this, txt, false, Gtk::MESSAGE_ERROR);
1326     msg.run();
1327     }
1328     }
1329     }
1330    
1331     void MainWindow::on_action_remove_sample() {
1332     if (!file) return;
1333     Glib::RefPtr<Gtk::TreeSelection> sel = m_TreeViewSamples.get_selection();
1334     Gtk::TreeModel::iterator it = sel->get_selected();
1335     if (it) {
1336     Gtk::TreeModel::Row row = *it;
1337     gig::Group* group = row[m_SamplesModel.m_col_group];
1338     gig::Sample* sample = row[m_SamplesModel.m_col_sample];
1339     Glib::ustring name = row[m_SamplesModel.m_col_name];
1340     try {
1341     // remove group or sample from the gig file
1342     if (group) {
1343     // temporarily remember the samples that bolong to
1344     // that group (we need that to clean the queue)
1345     std::list<gig::Sample*> members;
1346     for (gig::Sample* pSample = group->GetFirstSample();
1347     pSample; pSample = group->GetNextSample()) {
1348     members.push_back(pSample);
1349     }
1350 schoenebeck 1322 // notify everybody that we're going to remove these samples
1351     samples_to_be_removed_signal.emit(members);
1352 schoenebeck 1225 // delete the group in the .gig file including the
1353     // samples that belong to the group
1354     file->DeleteGroup(group);
1355 schoenebeck 1322 // notify that we're done with removal
1356     samples_removed_signal.emit();
1357 schoenebeck 1225 // if sample(s) were just previously added, remove
1358     // them from the import queue
1359     for (std::list<gig::Sample*>::iterator member = members.begin();
1360     member != members.end(); ++member) {
1361     for (std::list<SampleImportItem>::iterator iter = m_SampleImportQueue.begin();
1362     iter != m_SampleImportQueue.end(); ++iter) {
1363     if ((*iter).gig_sample == *member) {
1364     printf("Removing previously added sample '%s' from group '%s'\n",
1365     (*iter).sample_path.c_str(), name.c_str());
1366     m_SampleImportQueue.erase(iter);
1367     break;
1368     }
1369     }
1370     }
1371 persson 1261 file_changed();
1372 schoenebeck 1225 } else if (sample) {
1373 schoenebeck 1322 // notify everybody that we're going to remove this sample
1374     std::list<gig::Sample*> lsamples;
1375     lsamples.push_back(sample);
1376     samples_to_be_removed_signal.emit(lsamples);
1377 schoenebeck 1225 // remove sample from the .gig file
1378     file->DeleteSample(sample);
1379 schoenebeck 1322 // notify that we're done with removal
1380     samples_removed_signal.emit();
1381 schoenebeck 1225 // if sample was just previously added, remove it from
1382     // the import queue
1383     for (std::list<SampleImportItem>::iterator iter = m_SampleImportQueue.begin();
1384     iter != m_SampleImportQueue.end(); ++iter) {
1385     if ((*iter).gig_sample == sample) {
1386     printf("Removing previously added sample '%s'\n",
1387     (*iter).sample_path.c_str());
1388     m_SampleImportQueue.erase(iter);
1389     break;
1390     }
1391     }
1392 persson 1303 dimreg_changed();
1393 persson 1261 file_changed();
1394 schoenebeck 1225 }
1395     // remove respective row(s) from samples tree view
1396     m_refSamplesTreeModel->erase(it);
1397     } catch (RIFF::Exception e) {
1398 schoenebeck 1322 // pretend we're done with removal (i.e. to avoid dead locks)
1399     samples_removed_signal.emit();
1400     // show error message
1401 schoenebeck 1225 Gtk::MessageDialog msg(*this, e.Message.c_str(), false, Gtk::MESSAGE_ERROR);
1402     msg.run();
1403     }
1404     }
1405     }
1406    
1407 persson 1303 // For some reason drag_data_get gets called two times for each
1408     // drag'n'drop (at least when target is an Entry). This work-around
1409     // makes sure the code in drag_data_get and drop_drag_data_received is
1410     // only executed once, as drag_begin only gets called once.
1411     void MainWindow::on_sample_treeview_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
1412     {
1413     first_call_to_drag_data_get = true;
1414     }
1415    
1416 schoenebeck 1225 void MainWindow::on_sample_treeview_drag_data_get(const Glib::RefPtr<Gdk::DragContext>&,
1417     Gtk::SelectionData& selection_data, guint, guint)
1418     {
1419 persson 1303 if (!first_call_to_drag_data_get) return;
1420     first_call_to_drag_data_get = false;
1421    
1422 schoenebeck 1225 // get selected sample
1423     gig::Sample* sample = NULL;
1424     Glib::RefPtr<Gtk::TreeSelection> sel = m_TreeViewSamples.get_selection();
1425     Gtk::TreeModel::iterator it = sel->get_selected();
1426     if (it) {
1427     Gtk::TreeModel::Row row = *it;
1428     sample = row[m_SamplesModel.m_col_sample];
1429     }
1430     // pass the gig::Sample as pointer
1431     selection_data.set(selection_data.get_target(), 0/*unused*/, (const guchar*)&sample,
1432     sizeof(sample)/*length of data in bytes*/);
1433     }
1434    
1435     void MainWindow::on_sample_label_drop_drag_data_received(
1436     const Glib::RefPtr<Gdk::DragContext>& context, int, int,
1437     const Gtk::SelectionData& selection_data, guint, guint time)
1438     {
1439     gig::Sample* sample = *((gig::Sample**) selection_data.get_data());
1440    
1441 persson 1265 if (sample && selection_data.get_length() == sizeof(gig::Sample*)) {
1442 persson 1303 std::cout << "Drop received sample \"" <<
1443     sample->pInfo->Name << "\"" << std::endl;
1444     // drop success
1445     context->drop_reply(true, time);
1446    
1447 schoenebeck 1322 //TODO: we should better move most of the following code to DimRegionEdit::set_sample()
1448    
1449     // notify everybody that we're going to alter the region
1450     gig::Region* region = m_RegionChooser.get_region();
1451     region_to_be_changed_signal.emit(region);
1452    
1453 persson 1303 // find the samplechannel dimension
1454     gig::dimension_def_t* stereo_dimension = 0;
1455     for (int i = 0 ; i < region->Dimensions ; i++) {
1456     if (region->pDimensionDefinitions[i].dimension ==
1457     gig::dimension_samplechannel) {
1458     stereo_dimension = &region->pDimensionDefinitions[i];
1459     break;
1460     }
1461 schoenebeck 1225 }
1462 persson 1303 bool channels_changed = false;
1463     if (sample->Channels == 1 && stereo_dimension) {
1464     // remove the samplechannel dimension
1465     region->DeleteDimension(stereo_dimension);
1466     channels_changed = true;
1467     region_changed();
1468     }
1469     dimreg_edit.set_sample(sample);
1470    
1471     if (sample->Channels == 2 && !stereo_dimension) {
1472     // add samplechannel dimension
1473     gig::dimension_def_t dim;
1474     dim.dimension = gig::dimension_samplechannel;
1475     dim.bits = 1;
1476     dim.zones = 2;
1477     region->AddDimension(&dim);
1478     channels_changed = true;
1479     region_changed();
1480     }
1481     if (channels_changed) {
1482     // unmap all samples with wrong number of channels
1483     // TODO: maybe there should be a warning dialog for this
1484     for (int i = 0 ; i < region->DimensionRegions ; i++) {
1485     gig::DimensionRegion* d = region->pDimensionRegions[i];
1486     if (d->pSample && d->pSample->Channels != sample->Channels) {
1487 schoenebeck 1322 gig::Sample* oldref = d->pSample;
1488     d->pSample = NULL;
1489     sample_ref_changed_signal.emit(oldref, NULL);
1490 persson 1303 }
1491     }
1492     }
1493    
1494 schoenebeck 1322 // notify we're done with altering
1495     region_changed_signal.emit(region);
1496    
1497 persson 1303 return;
1498 schoenebeck 1225 }
1499     // drop failed
1500     context->drop_reply(false, time);
1501     }
1502    
1503     void MainWindow::sample_name_changed(const Gtk::TreeModel::Path& path,
1504     const Gtk::TreeModel::iterator& iter) {
1505     if (!iter) return;
1506     Gtk::TreeModel::Row row = *iter;
1507     Glib::ustring name = row[m_SamplesModel.m_col_name];
1508     gig::Group* group = row[m_SamplesModel.m_col_group];
1509     gig::Sample* sample = row[m_SamplesModel.m_col_sample];
1510     if (group) {
1511 persson 1261 if (group->Name != name) {
1512     group->Name = name;
1513     printf("group name changed\n");
1514     file_changed();
1515     }
1516 schoenebeck 1225 } else if (sample) {
1517 persson 1261 if (sample->pInfo->Name != name.raw()) {
1518     sample->pInfo->Name = name.raw();
1519     printf("sample name changed\n");
1520     file_changed();
1521     }
1522 schoenebeck 1225 }
1523     }
1524    
1525     void MainWindow::instrument_name_changed(const Gtk::TreeModel::Path& path,
1526     const Gtk::TreeModel::iterator& iter) {
1527     if (!iter) return;
1528     Gtk::TreeModel::Row row = *iter;
1529     Glib::ustring name = row[m_Columns.m_col_name];
1530     gig::Instrument* instrument = row[m_Columns.m_col_instr];
1531 persson 1261 if (instrument && instrument->pInfo->Name != name.raw()) {
1532     instrument->pInfo->Name = name.raw();
1533     file_changed();
1534     }
1535 schoenebeck 1225 }
1536 schoenebeck 1322
1537 schoenebeck 1411 void MainWindow::set_file_is_shared(bool b) {
1538     this->file_is_shared = b;
1539    
1540     if (file_is_shared) {
1541     m_AttachedStateLabel.set_label(_("live-mode"));
1542     m_AttachedStateImage.set(
1543     Gdk::Pixbuf::create_from_xpm_data(status_attached_xpm)
1544     );
1545     } else {
1546     m_AttachedStateLabel.set_label(_("stand-alone"));
1547     m_AttachedStateImage.set(
1548     Gdk::Pixbuf::create_from_xpm_data(status_detached_xpm)
1549     );
1550     }
1551     }
1552    
1553 schoenebeck 1339 sigc::signal<void, gig::File*>& MainWindow::signal_file_structure_to_be_changed() {
1554 schoenebeck 1322 return file_structure_to_be_changed_signal;
1555     }
1556    
1557 schoenebeck 1339 sigc::signal<void, gig::File*>& MainWindow::signal_file_structure_changed() {
1558 schoenebeck 1322 return file_structure_changed_signal;
1559     }
1560    
1561 schoenebeck 1339 sigc::signal<void, std::list<gig::Sample*> >& MainWindow::signal_samples_to_be_removed() {
1562 schoenebeck 1322 return samples_to_be_removed_signal;
1563     }
1564    
1565 schoenebeck 1339 sigc::signal<void>& MainWindow::signal_samples_removed() {
1566 schoenebeck 1322 return samples_removed_signal;
1567     }
1568    
1569 schoenebeck 1339 sigc::signal<void, gig::Region*>& MainWindow::signal_region_to_be_changed() {
1570 schoenebeck 1322 return region_to_be_changed_signal;
1571     }
1572    
1573 schoenebeck 1339 sigc::signal<void, gig::Region*>& MainWindow::signal_region_changed() {
1574 schoenebeck 1322 return region_changed_signal;
1575     }
1576    
1577 schoenebeck 1339 sigc::signal<void, gig::Sample*/*old*/, gig::Sample*/*new*/>& MainWindow::signal_sample_ref_changed() {
1578 schoenebeck 1322 return sample_ref_changed_signal;
1579     }
1580    
1581 schoenebeck 1339 sigc::signal<void, gig::DimensionRegion*>& MainWindow::signal_dimreg_to_be_changed() {
1582 schoenebeck 1322 return dimreg_to_be_changed_signal;
1583     }
1584    
1585 schoenebeck 1339 sigc::signal<void, gig::DimensionRegion*>& MainWindow::signal_dimreg_changed() {
1586 schoenebeck 1322 return dimreg_changed_signal;
1587     }

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