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

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Revision 1328 - (show annotations) (download)
Fri Sep 7 21:18:31 2007 UTC (12 years, 8 months ago) by schoenebeck
File size: 56010 byte(s)
* fixed a crash that happened when gigedit was spawned more than once by
  LinuxSampler
* fixed list box in main window which showed default elements twice when
  spawned by LinuxSampler

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

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