src/tX_mastergui.cc

   1 /*
   2     terminatorX - realtime audio scratching software
   3     Copyright (C) 1999-2016  Alexander König
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18     File: tX_mastergui.cc
  19
  20     Description: This implements the main (aka master) gtk+ GUI of terminatorX
  21                  It serves as a container for the vtt-guis.
  22 */
  23
  24 #include <gtk/gtk.h>
  25 #include <gdk/gdkx.h>
  26 #include <pango/pango.h>
  27 #include <math.h>
  28 #include <unistd.h>
  29 #include <string.h>
  30 #include <gdk/gdkkeysyms.h>
  31 #include "version.h"
  32 #include "tX_global.h"
  33 #include "tX_engine.h"
  34 #include "tX_vttgui.h"
  35 #include "tX_vtt.h"
  36 #include "tX_flash.h"
  37 #include "tX_dialog.h"
  38 #include "tX_loaddlg.h"
  39 #include "tX_seqpar.h"
  40 #include "tX_pbutton.h"
  41 #include "tX_sequencer.h"
  42 #include "tX_mastergui.h"
  43 #include "tX_knobloader.h"
  44 #include "tX_ui_interface.h"
  45 #include "tX_ui_support.h"
  46 #include <sys/time.h>
  47 #include <sys/wait.h>
  48 #include "tX_midiin.h"
  49 #include "tX_mouse.h"
  50
  51 #ifdef USE_SCHEDULER
  52 #include <sys/resource.h>
  53 #endif
  54
  55 #ifdef USE_X11
  56 #include <X11/Xlib.h>
  57 #endif
  58
  59 #define TX_SET_ID_10 "terminatorX turntable set file - version 1.0 - data:"
  60 #define TX_SET_ID_11 "terminatorX turntable set file - version 1.1 - data:"
  61 #define TX_SET_ID_12 "terminatorX turntable set file - version 1.2 - data:"
  62 #define TX_SET_ID_13 "terminatorX turntable set file - version 1.3 - data:"
  63 #define TX_SET_ID_14 "terminatorX turntable set file - version 1.4 - data:"
  64
  65 #define BROWSER1 "xdg-open"
  66 #define BROWSER2 "x-www-browser"
  67 #define BROWSER3 "firefox"
  68
  69 int audioon=0;
  70 int sequencer_ready=1;
  71 int fontHeight=16;
  72
  73 bool tX_shutdown=false;
  74 tx_mouse mouse;
  75
  76 GtkWidget *tt_parent;
  77 GtkWidget *control_parent;
  78 GtkWidget *audio_parent;
  79 GtkWidget *main_window;
  80 GtkWidget *grab_button;
  81 GtkWidget *main_flash;
  82
  83 GtkWidget *seq_rec_btn;
  84 GtkWidget *seq_play_btn;
  85 GtkWidget *seq_stop_btn;
  86 GtkAdjustment *seq_adj;
  87 GtkWidget *seq_slider;
  88 GtkWidget *seq_entry;
  89 GtkWidget *panel_bar;
  90
  91 int buttons_on_panel_bar=0;
  92
  93 int seq_adj_care=1;
  94 int seq_stop_override=0;
  95
  96 GtkAdjustment *volume_adj;
  97 GtkAdjustment *pitch_adj;
  98
  99 /* seq-pars */
 100 tX_seqpar_master_volume sp_master_volume;
 101 tX_seqpar_master_pitch sp_master_pitch;
 102
 103 GtkWidget *engine_btn;
 104
 105 GtkWidget *main_menubar;
 106 GtkWidget *rec_menu_item;
 107
 108 int rec_dont_care=0;
 109 gint update_tag;
 110
 111 #define connect_entry(wid, func, ptr); g_signal_connect(G_OBJECT(wid), "activate", (GCallback) func, (void *) ptr);
 112 #define connect_adj(wid, func, ptr); g_signal_connect(G_OBJECT(wid), "value_changed", (GCallback) func, (void *) ptr);
 113 #define connect_button(wid, func, ptr); g_signal_connect(G_OBJECT(wid), "clicked", (GCallback) func, (void *) ptr);
 114
 115 #ifdef USE_X11
 116 Window x_window;
 117 GtkWidget *fullscreen_item;
 118 #endif
 119
 120 GdkWindow* top_window;
 121 #define WID_DYN TRUE, TRUE, 0
 122 #define WID_FIX FALSE, FALSE, 0
 123 extern void add_vtt(GtkWidget *ctrl, GtkWidget *audio, char *fn);
 124 extern void destroy_gui(vtt_class *vtt);
 125 extern void gui_show_frame(vtt_class *vtt, int show);
 126
 127 GdkWindow *rec_dialog_win=NULL;
 128 GtkWidget *rec_dialog=NULL;
 129
 130 //GtkWidget *no_of_vtts=NULL;
 131 GtkWidget *used_mem=NULL;
 132
 133 int stop_update=0;
 134 int update_delay;
 135
 136 vtt_class *old_focus=NULL;
 137
 138 int grab_status=0;
 139 int last_grab_status=0;
 140
 141 GtkWidget *delete_all_item=NULL;
 142 GtkWidget *delete_all_vtt_item=NULL;
 143
 144 void gui_set_tooltip(GtkWidget *wid, const char *tip)
 145 {
 146         gtk_widget_set_tooltip_text(wid, tip);
 147 }
 148
 149 void turn_audio_off(void)
 150 {
 151         if (audioon) {
 152                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 0);
 153                 while (gtk_events_pending()) gtk_main_iteration();
 154         }
 155 }
 156
 157 gint pos_update(gpointer data)
 158 {
 159         f_prec temp,temp2;
 160
 161         if (stop_update) {
 162                 cleanup_all_vtts();
 163                 tX_seqpar :: update_all_graphics();
 164                 if (old_focus) gui_show_frame(old_focus, 0);
 165                 old_focus=NULL;
 166                 gtk_tx_flash_clear(main_flash);
 167                 gdk_flush();
 168                 update_tag=0;
 169                 return FALSE;
 170         } else {
 171                 update_all_vtts();
 172
 173                 /*main vu meter */
 174                 temp=vtt_class::mix_max_l;
 175                 vtt_class::mix_max_l=0;
 176                 temp2=vtt_class::mix_max_r;
 177                 vtt_class::mix_max_r=0;
 178                 gtk_tx_flash_set_level(main_flash, temp/FL_SHRT_MAX, temp2/FL_SHRT_MAX);
 179
 180                 if (vtt_class::focused_vtt!=old_focus) {
 181                         if (old_focus) gui_show_frame(old_focus, 0);
 182                         old_focus=vtt_class::focused_vtt;
 183                         if (old_focus) gui_show_frame(old_focus, 1);
 184                 }
 185
 186                 grab_status = mouse.is_grabbed();
 187
 188                 if (grab_status!=last_grab_status) {
 189                         last_grab_status=grab_status;
 190                         if (!grab_status) {
 191                                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(grab_button), 0);
 192                         }
 193                 }
 194                 gdk_flush();
 195                 update_delay--;
 196
 197                 if (update_delay < 0) {
 198                         seq_update();
 199                         tX_seqpar::update_all_graphics();
 200                         update_delay=globals.update_delay;
 201                 }
 202
 203                 if (tX_engine::get_instance()->check_error()) {
 204                         tX_error("ouch - error while playback...");
 205                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 0);
 206                         return FALSE;
 207                 }
 208
 209                 // let the audio engine we got the chance to do something
 210                 tX_engine::get_instance()->reset_cycles_ctr();
 211
 212                 return TRUE;
 213         }
 214 }
 215
 216 #define TX_MEMTAG "VmData:"
 217
 218 void mg_update_status()
 219 {
 220         FILE *procfs;
 221         pid_t mypid;
 222         char filename[PATH_MAX];
 223         char buffer[256];
 224         int found=0;
 225         int mem;
 226
 227         mypid=getpid();
 228         sprintf(filename, "/proc/%i/status", mypid);
 229         procfs=fopen(filename, "r");
 230         if (procfs) {
 231                 while((!feof(procfs)) && !found) {
 232                         if (fgets(buffer, 256, procfs) && (strncmp(TX_MEMTAG, buffer, sizeof(TX_MEMTAG)-1)==0)) {
 233                                 found=1;
 234                                 sscanf(buffer, TX_MEMTAG" %i kB", &mem);
 235                                 sprintf(buffer, "%.1lf M", ((double) mem)/1024.0);
 236                                 gtk_label_set_text(GTK_LABEL(used_mem), buffer);
 237                         }
 238                 }
 239                 fclose(procfs);
 240         } else {
 241                 gtk_label_set_text(GTK_LABEL(used_mem), "");
 242         }
 243
 244         /*sprintf(buffer, "%i", vtt_class::vtt_amount);
 245         gtk_label_set_text(GTK_LABEL(no_of_vtts), buffer);*/
 246 }
 247
 248 GCallback new_table(GtkWidget *, char *fn)
 249 {
 250         //turn_audio_off();
 251
 252         if (fn) {
 253                 ld_create_loaddlg(TX_LOADDLG_MODE_SINGLE, 1);
 254                 ld_set_filename(fn);
 255         }
 256
 257         add_vtt(control_parent, audio_parent, fn);
 258
 259         if (fn) ld_destroy();
 260         mg_update_status();
 261
 262 #ifdef USE_ALSA_MIDI_IN
 263         if (globals.auto_assign_midi) tX_midiin::auto_assign_midi_mappings(NULL, NULL);
 264 #endif
 265
 266         return NULL;
 267 }
 268
 269 bool tx_mg_have_setname=false;
 270 char tx_mg_current_setname[PATH_MAX]="";
 271
 272 GCallback new_tables() {
 273         GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
 274                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION, GTK_BUTTONS_YES_NO,
 275                 "Are you sure you want to lose all turntables and events?");
 276
 277         int res=gtk_dialog_run(GTK_DIALOG(dialog));
 278         gtk_widget_destroy(dialog);
 279
 280         if (res!=GTK_RESPONSE_YES) {
 281                 return NULL;
 282         }
 283
 284         vtt_class::delete_all();
 285         new_table(NULL, NULL);
 286
 287 #ifdef USE_ALSA_MIDI_IN
 288         if (globals.auto_assign_midi) tX_midiin::auto_assign_midi_mappings(NULL, NULL);
 289 #endif
 290
 291         gtk_window_set_title(GTK_WINDOW(main_window), "terminatorX");
 292
 293         return NULL;
 294 }
 295
 296 /* Loading saved setups */
 297 void load_tt_part(char * buffer)
 298 {
 299         char wbuf[PATH_MAX];
 300         xmlDocPtr doc;
 301 #ifdef ENABLE_TX_LEGACY
 302         FILE *in;
 303 #endif
 304         turn_audio_off();
 305
 306         strncpy(globals.tables_filename, buffer, sizeof(globals.tables_filename));
 307
 308         doc = xmlParseFile(buffer);
 309         if (doc) {
 310                 vtt_class::load_all(doc, buffer);
 311                 xmlFreeDoc(doc);
 312         }
 313
 314 #ifdef ENABLE_TX_LEGACY
 315         else {
 316                 in=fopen(buffer, "r");
 317
 318                 if (in) {
 319                         char idbuff[256];
 320
 321                         fread(idbuff, strlen(TX_SET_ID_10), 1, in);
 322                         if (strncmp(idbuff, TX_SET_ID_10, strlen(TX_SET_ID_10))==0) {
 323                                 if (vtt_class::load_all_10(in, buffer)) tx_note("Error while reading set.", true);
 324                         } else if (strncmp(idbuff, TX_SET_ID_11, strlen(TX_SET_ID_11))==0)      {
 325                                 if (vtt_class::load_all_11(in, buffer)) tx_note("Error while reading set.", true);
 326                         } else if (strncmp(idbuff, TX_SET_ID_12, strlen(TX_SET_ID_12))==0) {
 327                                 if (vtt_class::load_all_12(in, buffer)) tx_note("Error while reading set.", true);
 328                         } else if (strncmp(idbuff, TX_SET_ID_13, strlen(TX_SET_ID_13))==0) {
 329                                 if (vtt_class::load_all_13(in, buffer)) tx_note("Error while reading set.", true);
 330                         } else if (strncmp(idbuff, TX_SET_ID_14, strlen(TX_SET_ID_14))==0) {
 331                                 if (vtt_class::load_all_14(in, buffer)) tx_note("Error while reading set.", true);
 332                         }       else {
 333                                 tx_note("This file is not a terminatorX set-file.", true);
 334                                 fclose(in);
 335                                 return;
 336                         }
 337                         fclose(in);
 338                 } else {
 339                         char message[PATH_MAX+256];
 340                         sprintf(message, "Failed to acesss file: \"%s\"", globals.tables_filename);
 341                         tx_note(message, true);
 342
 343                         return;
 344                 }
 345         }
 346 #else
 347         else {
 348                 char message[PATH_MAX+256];
 349                 sprintf(message, "Failed to acesss file: \"%s\"", globals.tables_filename);
 350                 tx_note(message, true);
 351
 352                 return;
 353         }
 354 #endif
 355
 356         tx_mg_have_setname=true;
 357         strcpy(tx_mg_current_setname, buffer);
 358
 359         tX_seqpar :: init_all_graphics();
 360         vg_init_all_non_seqpars();
 361
 362         gtk_adjustment_set_value(volume_adj, globals.volume);
 363         gtk_adjustment_set_value(pitch_adj, globals.pitch);
 364         sprintf(wbuf,"terminatorX - %s", strip_path(buffer));
 365 #ifdef USE_ALSA_MIDI_IN
 366         if (globals.auto_assign_midi) tX_midiin::auto_assign_midi_mappings(NULL, NULL);
 367 #endif
 368         gtk_window_set_title(GTK_WINDOW(main_window), wbuf);
 369 }
 370
 371 GCallback load_tables()
 372 {
 373         GtkWidget * dialog = gtk_file_chooser_dialog_new ("Open Set File",
 374                 GTK_WINDOW(main_window), GTK_FILE_CHOOSER_ACTION_OPEN,
 375                 "_Cancel", GTK_RESPONSE_CANCEL,
 376             "_Open", GTK_RESPONSE_ACCEPT, NULL);
 377
 378
 379         GtkFileFilter *filter=gtk_file_filter_new();
 380         gtk_file_filter_add_pattern (filter, "*.tX");
 381         gtk_file_filter_add_pattern (filter, "*.tx");
 382         gtk_file_filter_set_name(filter, "terminatorX Set Files");
 383         gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog), filter);
 384
 385         filter=gtk_file_filter_new();
 386         gtk_file_filter_add_pattern (filter, "*");
 387         gtk_file_filter_set_name(filter, "All Files");
 388         gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog), filter);
 389
 390         if (strlen(globals.tables_filename)) {
 391                 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), globals.tables_filename);
 392         }
 393
 394         if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT) {
 395         char * filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 396                 gtk_widget_hide(dialog);
 397                 tX_cursor::set_cursor(tX_cursor::WAIT_CURSOR);
 398                 load_tt_part(filename);
 399                 tX_cursor::reset_cursor();
 400         }
 401
 402         gtk_widget_destroy(dialog);
 403
 404         return NULL;
 405 }
 406
 407 vtt_class* choose_vtt() {
 408         GtkWidget *dialog = gtk_dialog_new_with_buttons("Select Turntable",
 409                 GTK_WINDOW(main_window), GTK_DIALOG_MODAL, "_Cancel", GTK_RESPONSE_REJECT,
 410                 "_OK", GTK_RESPONSE_ACCEPT, NULL);
 411
 412         GtkWidget *label = gtk_label_new ("Select turntable to load audio file to:");
 413         gtk_widget_show(label);
 414
 415         gtk_container_add (GTK_CONTAINER (gtk_dialog_get_content_area(GTK_DIALOG(dialog))), label);
 416         gtk_container_set_border_width(GTK_CONTAINER (gtk_dialog_get_content_area(GTK_DIALOG(dialog))), 10);
 417
 418         list <GtkWidget *> radio_buttons;
 419         list <vtt_class *> :: iterator iter;
 420         bool first = true;
 421         GtkWidget *radio;
 422         vtt_class *res_vtt = NULL;
 423
 424         pthread_mutex_lock(&vtt_class::render_lock);
 425
 426         for (iter = vtt_class::main_list.begin(); iter!=vtt_class::main_list.end(); iter++)  {
 427                 if (first) {
 428                         first = false;
 429                         radio = gtk_radio_button_new_with_label(NULL, (*iter)->name);
 430                 } else {
 431                         radio = gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON(radio), (*iter)->name);
 432                 }
 433                 g_object_set_data(G_OBJECT(radio), "tX_vtt", (*iter));
 434                 gtk_container_add (GTK_CONTAINER (gtk_dialog_get_content_area(GTK_DIALOG(dialog))), radio);
 435                 gtk_widget_show(radio);
 436                 radio_buttons.push_back(radio);
 437         }
 438
 439         pthread_mutex_unlock(&vtt_class::render_lock);
 440
 441         // Giving up the lock here is necessary if we want audio to keep running
 442         // however it is also wrong. Anyway as it is a modal dialog not too many
 443         // evil things can happen. This sounds like some famous last words...
 444
 445         gint result = gtk_dialog_run (GTK_DIALOG (dialog));
 446
 447         if (result == GTK_RESPONSE_ACCEPT) {
 448                 list <GtkWidget *> :: iterator radio;
 449
 450                 for (radio = radio_buttons.begin(); radio!=radio_buttons.end(); radio++) {
 451                         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON((*radio)))) {
 452                                 res_vtt = (vtt_class*) g_object_get_data(G_OBJECT(*radio), "tX_vtt");
 453                         }
 454                 }
 455         }
 456
 457         gtk_widget_destroy(dialog);
 458
 459         return res_vtt;
 460 }
 461
 462
 463 GCallback load_audio() {
 464         vtt_class *vtt = NULL;
 465
 466         pthread_mutex_lock(&vtt_class::render_lock);
 467         if (vtt_class::main_list.size()==1) {
 468                 vtt=(* vtt_class::main_list.begin());
 469         }
 470         pthread_mutex_unlock(&vtt_class::render_lock);
 471
 472         if (vtt==NULL) {
 473                 vtt = choose_vtt();
 474         }
 475
 476         if (vtt!=NULL) load_file(NULL, vtt);
 477
 478         return NULL;
 479 }
 480
 481 GCallback drop_set(GtkWidget *widget, GdkDragContext *context,
 482                 gint x, gint y, GtkSelectionData *selection_data,
 483                 guint info, guint time, vtt_class *vtt)
 484 {
 485         char filename[PATH_MAX];
 486         char *fn;
 487
 488         strncpy(filename, (char *) gtk_selection_data_get_data(selection_data), (size_t) gtk_selection_data_get_length(selection_data));
 489         filename[gtk_selection_data_get_length(selection_data)]=0;
 490
 491         fn = strchr (filename, '\r');
 492         *fn=0;
 493
 494         fn = strchr (filename, ':');
 495         if (fn) fn++; else fn=(char *) gtk_selection_data_get_data(selection_data);
 496
 497         load_tt_part(fn);
 498
 499         strcpy (filename, "dont segfault workaround ;)");
 500         return NULL;
 501 }
 502
 503 /* save tables */
 504 void do_save_tables(char *buffer)
 505 {
 506         FILE *out;
 507         gzFile zout;
 508         char wbuf[PATH_MAX];
 509         char *ext;
 510
 511         ext=strrchr(buffer, '.');
 512
 513         if (ext) {
 514                 if (strcmp(ext, ".tX")) strcat(buffer, ".tX");
 515         } else {
 516                 strcat(buffer, ".tX");
 517         }
 518
 519         tx_mg_have_setname=true;
 520         strcpy(tx_mg_current_setname, buffer);
 521         strcpy(globals.tables_filename, buffer);
 522
 523         if (globals.compress_set_files) {
 524                 _store_compress_xml=1;
 525                 out=NULL;
 526                 zout=gzopen(buffer, "w");
 527         } else {
 528                 _store_compress_xml=0;
 529                 out=fopen(buffer, "w");
 530                 zout=NULL;
 531         }
 532
 533         if (out || zout) {
 534                 if (vtt_class::save_all(out, zout)) tx_note("Error while saving set.", true);
 535                 if (out) fclose(out);
 536                 else if (zout) gzclose(zout);
 537                 sprintf(wbuf,"terminatorX - %s", strip_path(buffer));
 538                 gtk_window_set_title(GTK_WINDOW(main_window), wbuf);
 539         } else {
 540                 tx_note("Failed to open file for write access.", true);
 541         }
 542 }
 543
 544 GCallback save_tables_as()
 545 {
 546         GtkWidget * dialog = gtk_file_chooser_dialog_new ("Save Set",
 547                 GTK_WINDOW(main_window), GTK_FILE_CHOOSER_ACTION_SAVE,
 548                 "_Cancel", GTK_RESPONSE_CANCEL,
 549                 "_Save", GTK_RESPONSE_ACCEPT,NULL);
 550
 551         if (tx_mg_have_setname) {
 552                 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER (dialog), tx_mg_current_setname);
 553         }
 554
 555         if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT) {
 556         char buffer[PATH_MAX];
 557                 char *filename=gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 558                 strcpy(buffer, filename);
 559                 g_free(filename);
 560                 do_save_tables(buffer);
 561         }
 562
 563         gtk_widget_destroy(dialog);
 564
 565         return NULL;
 566 }
 567
 568 GCallback save_tables()
 569 {
 570         if (!tx_mg_have_setname) {
 571                 save_tables_as();
 572         } else {
 573                 do_save_tables(tx_mg_current_setname);
 574         }
 575
 576         return NULL;
 577 }
 578
 579 GCallback master_volume_changed (GtkWidget *wid, void *d)
 580 {
 581         sp_master_volume.receive_gui_value((float) gtk_adjustment_get_value(GTK_ADJUSTMENT(wid)));
 582         return NULL;
 583 }
 584
 585 GCallback master_pitch_changed(GtkWidget *wid, void *d)
 586 {
 587         sp_master_pitch.receive_gui_value((float) gtk_adjustment_get_value(GTK_ADJUSTMENT(wid)));
 588         return NULL;
 589 }
 590
 591 void mg_enable_critical_buttons(int enable)
 592 {
 593         gtk_widget_set_sensitive(seq_rec_btn, enable);
 594         gtk_widget_set_sensitive(seq_play_btn, enable);
 595         gtk_widget_set_sensitive(seq_slider, enable);
 596
 597         gtk_widget_set_sensitive(rec_menu_item, enable);
 598         gtk_widget_set_sensitive(delete_all_item, enable);
 599         gtk_widget_set_sensitive(delete_all_vtt_item, enable);
 600
 601         vg_enable_critical_buttons(enable);
 602 }
 603
 604 GCallback seq_stop(GtkWidget *w, void *);
 605
 606 static bool stop_override=false;
 607
 608 GCallback audio_on(GtkWidget *w, void *d)
 609 {
 610         tX_engine_error res;
 611
 612         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
 613                 sequencer_ready=0;
 614                 mg_enable_critical_buttons(0);
 615                 res=tX_engine::get_instance()->run();
 616
 617                 if (res!=NO_ERROR) {
 618                         mg_enable_critical_buttons(1);
 619                         stop_override=true;
 620                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 0);
 621                         stop_override=false;
 622
 623                         switch(res) {
 624                                 case ERROR_BUSY:
 625                                 tx_note("Error starting engine: engine is already running.", true);
 626                                 break;
 627                                 case ERROR_AUDIO:
 628                                 tx_note("Error starting engine: failed to access audiodevice.\nPlease check the audio device settings in the \"Preferences\" dialog.", true);
 629                                 break;
 630                                 case ERROR_TAPE:
 631                                 tx_note("Error starting engine: failed to open the recording file.", true);
 632                                 break;
 633                                 default:tx_note("Error starting engine: Unknown error.", true);
 634                         }
 635
 636                         return 0;
 637                 }
 638
 639                 sequencer_ready=1;
 640                 stop_update=0;
 641                 audioon=1;
 642                 update_delay=globals.update_delay;
 643                 update_tag=g_timeout_add(globals.update_idle, (GSourceFunc) pos_update, NULL);
 644                 gtk_widget_set_sensitive(grab_button, 1);
 645         } else {
 646                 if (stop_override) return NULL;
 647                 if (!sequencer_ready) return NULL;
 648                 gtk_widget_set_sensitive(grab_button, 0);
 649                 tX_engine::get_instance()->stop();
 650                 stop_update=1;
 651                 audioon=0;
 652                 if (tX_engine::get_instance()->get_recording_request()) {
 653                         tX_engine::get_instance()->set_recording_request(false);
 654                         rec_dont_care=1;
 655                         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(rec_menu_item), 0);
 656                         rec_dont_care=0;
 657                 }
 658
 659                 seq_stop(NULL, NULL);
 660                 mg_enable_critical_buttons(1);
 661
 662                 if (tX_engine::get_instance()->get_runtime_error()) {
 663                         tx_note("Fatal: The audio device broke down while playing\nback audio. Note that that some audio devices can not\nrecover from such a breakdown.", true);
 664                 }
 665                 if (tX_engine::get_instance()->get_overload_error()) {
 666                         tx_note("Fatal: The audio engine was stopped due to an overload\ncondition. Try reducing the amount of plugins or\nturntables.", true);
 667                 }
 668         }
 669
 670         return NULL;
 671 }
 672
 673 GCallback cancel_rec(GtkWidget *wid)
 674 {
 675         gtk_widget_destroy(rec_dialog);
 676         rec_dialog=NULL;
 677         rec_dialog_win=NULL;
 678         rec_dont_care=0;
 679         return(0);
 680 }
 681
 682 void do_rec(GtkWidget *wid)
 683 {
 684         char buffer[PATH_MAX];
 685
 686         strcpy(buffer, gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(rec_dialog)));
 687
 688         if (strlen(buffer)) {
 689                 strcpy(globals.record_filename, buffer);
 690                 tX_engine::get_instance()->set_recording_request(true);
 691                 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(rec_menu_item), 1);
 692         }
 693
 694         rec_dont_care=0;
 695
 696         gtk_widget_destroy(rec_dialog);
 697
 698         rec_dialog=NULL;
 699         rec_dialog_win=NULL;
 700 }
 701
 702 GCallback select_rec_file()
 703 {
 704         GtkWidget * dialog = gtk_file_chooser_dialog_new ("Record To Disk",
 705                 GTK_WINDOW(main_window), GTK_FILE_CHOOSER_ACTION_SAVE,
 706                 "_Cancel", GTK_RESPONSE_CANCEL,
 707                 "_Save", GTK_RESPONSE_ACCEPT,NULL);
 708
 709         if (strlen(globals.record_filename)) {
 710                 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER (dialog), globals.record_filename);
 711         }
 712
 713         if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT) {
 714                 char *filename=gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 715                 strncpy(globals.record_filename, filename, sizeof(globals.record_filename)-1);
 716                 g_free(filename);
 717
 718                 tX_engine::get_instance()->set_recording_request(true);
 719                 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(rec_menu_item), 1);
 720         } else {
 721                 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(rec_menu_item), 0);
 722         }
 723
 724         rec_dont_care = 0;
 725
 726         gtk_widget_destroy(dialog);
 727
 728         return NULL;
 729 }
 730
 731 GCallback tape_on(GtkWidget *w, void *d)
 732 {
 733         if (rec_dont_care) return 0;
 734
 735         if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(w))) {
 736                 rec_dont_care=1;
 737                 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(w), 0);
 738                 select_rec_file();
 739         } else {
 740                         tX_engine::get_instance()->set_recording_request(false);
 741         }
 742
 743         return NULL;
 744 }
 745
 746 void grab_on(GtkWidget *w, void *d)
 747 {
 748         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
 749                 if (mouse.grab() != 0) {
 750                         //tX_engine::get_instance()->set_grab_request();
 751                         // TODO: handle error
 752                 }
 753         }
 754         grab_status=1;
 755 }
 756
 757 void grab_off()
 758 {
 759         grab_status=0;
 760 }
 761
 762 gboolean quit()
 763 {
 764         if (globals.quit_confirm) {
 765                 GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
 766                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION, GTK_BUTTONS_YES_NO,
 767                 "Exit terminatorX and lose all unsaved data?");
 768
 769                 int res=gtk_dialog_run(GTK_DIALOG(dialog));
 770                 gtk_widget_destroy(dialog);
 771
 772                 if (res!=GTK_RESPONSE_YES) {
 773                         return TRUE;
 774                 }
 775         }
 776
 777         tX_shutdown=true;
 778
 779         turn_audio_off();
 780         vtt_class::delete_all();
 781
 782         if (update_tag) {
 783                 g_source_remove(update_tag);
 784         }
 785         GtkAllocation allocation;
 786         gtk_widget_get_allocation(GTK_WIDGET(main_window), &allocation);
 787         globals.width=allocation.width;
 788         globals.height=allocation.height;
 789
 790         gtk_main_quit();
 791
 792         return true;
 793 }
 794
 795 void mplcfitx()
 796 /* Most Probably Least Called Function In terminatorX :) */
 797 {
 798         show_about(0);
 799 }
 800
 801 GCallback seq_play(GtkWidget *w, void *)
 802 {
 803         if ((sequencer.is_empty()) &&   (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(seq_rec_btn)))) {
 804                 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w)))
 805                  {
 806                         tx_note("Sequencer playback triggered - but no events recorded yet - nothing to playback!\n\nTo perform live with terminatorX just activate the audio engine with the \"Power\" button.");
 807                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 0);
 808                  }
 809         } else {
 810                 if (seq_stop_override) return NULL;
 811
 812                 seq_adj_care=0;
 813                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 1);
 814                 sequencer.trig_play();
 815
 816                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 1);
 817         }
 818
 819         return NULL;
 820 }
 821
 822 GCallback seq_stop(GtkWidget *w, void *)
 823 {
 824         if (!sequencer_ready) return NULL;
 825         sequencer.trig_stop();
 826         seq_adj_care=1;
 827         seq_stop_override=1;
 828         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(seq_play_btn), 0);
 829         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(seq_rec_btn), 0);
 830         while (gtk_events_pending()) gtk_main_iteration();
 831         seq_stop_override=0;
 832         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 0);
 833         gtk_widget_set_sensitive(seq_slider, 1);
 834         gtk_widget_set_sensitive(engine_btn, 1);
 835         gtk_widget_set_sensitive(seq_rec_btn, 1);
 836
 837         return NULL;
 838 }
 839
 840 GCallback seq_rec(GtkWidget *w, void *)
 841 {
 842         seq_adj_care=0;
 843         gtk_widget_set_sensitive(seq_slider, 0);
 844
 845         if (seq_stop_override) return NULL;
 846         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 1);
 847         gtk_widget_set_sensitive(engine_btn, 0);
 848         gtk_widget_set_sensitive(seq_rec_btn, 0);
 849         sequencer.trig_rec();
 850
 851         return NULL;
 852 }
 853
 854 void seq_update_entry(const guint32 timestamp)
 855 {
 856         char buffer[20];
 857         guint32 samples;
 858         guint32 minu,sec,hun;
 859         guint32 sr;
 860
 861         samples=timestamp*vtt_class::get_mix_buffer_size();
 862         sr=vtt_class::get_last_sample_rate();
 863
 864         if (samples>0) {
 865                 minu=samples/(sr*60);
 866                 samples-=(sr*60)*minu;
 867
 868                 sec=samples/sr;
 869                 samples-=sr*sec;
 870
 871                 hun=samples/(sr/100);
 872         } else {
 873                 minu=sec=hun=0;
 874         }
 875
 876         sprintf(buffer, "%02i:%02i.%02i", minu, sec, hun);
 877         gtk_entry_set_text(GTK_ENTRY(seq_entry), buffer);
 878 }
 879
 880 void seq_update()
 881 {
 882         seq_update_entry(sequencer.get_timestamp());
 883         gtk_adjustment_set_value(seq_adj, sequencer.get_timestamp_as_float());
 884
 885 }
 886 gboolean seq_slider_released(GtkWidget *wid, void *d)
 887 {
 888         seq_adj_care=0;
 889         gtk_widget_set_sensitive(seq_slider, 0);
 890         sequencer.forward_to_start_timestamp(0);
 891         gtk_widget_set_sensitive(seq_slider, 1);
 892         seq_adj_care=1;
 893
 894         return FALSE;
 895 }
 896 void sequencer_move(GtkWidget *wid, void *d)
 897 {
 898         guint32 pos;
 899
 900         if (seq_adj_care) {
 901                 pos=sequencer.set_start_timestamp((float) gtk_adjustment_get_value(GTK_ADJUSTMENT(wid)));
 902                 seq_update_entry(pos);
 903         }
 904 }
 905
 906 #define add_sep();      dummy=gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);\
 907         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);\
 908         gtk_widget_show(dummy);\
 909
 910 #define add_sep2();     dummy=gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);\
 911         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);\
 912         gtk_widget_show(dummy);\
 913
 914 #ifdef USE_X11
 915 void fullscreen_toggle(GtkCheckMenuItem *item, gpointer data);
 916 #endif
 917
 918 void display_help();
 919 void display_browser();
 920
 921 tX_seqpar *del_sp=NULL;
 922 vtt_class *del_vtt=NULL;
 923 tx_menu_del_mode menu_del_mode=ALL_EVENTS_ALL_TURNTABLES;
 924
 925 GtkWidget *del_dialog=NULL;
 926
 927 GCallback menu_delete_all_events(GtkWidget *, void *param)
 928 {
 929         del_dialog=create_tx_del_mode();
 930         tX_set_icon(del_dialog);
 931
 932         GtkWidget *label=lookup_widget(del_dialog, "delmode_label");
 933
 934         menu_del_mode=ALL_EVENTS_ALL_TURNTABLES;
 935
 936         gtk_label_set_markup(GTK_LABEL(label), "Delete <b>all</b> events for <b>all</b> turntables.");
 937         gtk_widget_show(del_dialog);
 938
 939         return NULL;
 940 }
 941
 942 GCallback menu_delete_all_events_for_vtt(GtkWidget *, vtt_class *vtt)
 943 {
 944         if (!vtt) {
 945                 tX_error("No vtt passed to menu_delete_all_events_for_vtt().");
 946                 return FALSE;
 947         }
 948
 949         char label_str[512];
 950
 951         del_dialog=create_tx_del_mode();
 952         tX_set_icon(del_dialog);
 953
 954         del_vtt=vtt;
 955         GtkWidget *label=lookup_widget(del_dialog, "delmode_label");
 956
 957         menu_del_mode=ALL_EVENTS_FOR_TURNTABLE;
 958
 959         sprintf(label_str, "Delete <b>all</b> events for turntable <b>%s</b>.", vtt->name);
 960         gtk_label_set_markup(GTK_LABEL(label), label_str);
 961         gtk_widget_show(del_dialog);
 962
 963         return NULL;
 964 }
 965
 966 GCallback menu_delete_all_events_for_sp(GtkWidget *, tX_seqpar *sp)
 967 {
 968         if (!sp) {
 969                 tX_error("No sp passed to menu_delete_all_events_for_sp().");
 970                 return FALSE;
 971         }
 972
 973         char label_str[512];
 974
 975         del_dialog=create_tx_del_mode();
 976         tX_set_icon(del_dialog);
 977
 978         GtkWidget *label=lookup_widget(del_dialog, "delmode_label");
 979
 980         menu_del_mode=ALL_EVENTS_FOR_SP;
 981         del_sp=sp;
 982         sprintf(label_str, "Delete all <b>%s</b> events for turntable '%s'.", sp->get_name(), sp->get_vtt_name());
 983         gtk_label_set_markup(GTK_LABEL(label), label_str);
 984         gtk_widget_show(del_dialog);
 985
 986         return NULL;
 987 }
 988
 989 static GtkWidget *table_menu=NULL;
 990 static GtkWidget *table_menu_item=NULL;
 991
 992 GCallback create_table_sequencer_menu(GtkWidget *widget, void *param)
 993 {
 994         char label[328];
 995         table_menu=gtk_menu_new();
 996
 997         list <vtt_class *> :: iterator vtt;
 998
 999         for (vtt=vtt_class::main_list.begin(); vtt!=vtt_class::main_list.end(); vtt++) {
1000                 GtkWidget *menu_item=gtk_menu_item_new_with_label((*vtt)->name);
1001                 gtk_container_add (GTK_CONTAINER (table_menu), menu_item);
1002                 gtk_widget_show(menu_item);
1003
1004                 GtkWidget *seqpar_menu=gtk_menu_new();
1005                 list <tX_seqpar *> :: iterator sp;
1006
1007                 GtkWidget *all=gtk_menu_item_new_with_label("Delete All Events");
1008                 gtk_container_add (GTK_CONTAINER (seqpar_menu), all);
1009                 g_signal_connect(all, "activate", (GCallback) menu_delete_all_events_for_vtt, (*vtt));
1010                 gtk_widget_show(all);
1011
1012                 GtkWidget *sep = gtk_menu_item_new ();
1013                 gtk_widget_show(sep);
1014                 gtk_container_add(GTK_CONTAINER (seqpar_menu), sep);
1015                 gtk_widget_set_sensitive (sep, FALSE);
1016
1017                 for (sp=tX_seqpar::all->begin(); sp!=tX_seqpar::all->end(); sp++) {
1018                         if ((*sp)->vtt==(*vtt)) {
1019                                 sprintf(label, "Delete '%s' Events", (*sp)->get_name());
1020                                 GtkWidget *menu_item=gtk_menu_item_new_with_label(label);
1021                                 g_signal_connect(menu_item, "activate", (GCallback) menu_delete_all_events_for_sp, (*sp));
1022                                 gtk_container_add(GTK_CONTAINER(seqpar_menu), menu_item);
1023                                 gtk_widget_show(menu_item);
1024                         }
1025                 }
1026                 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_item), seqpar_menu);
1027         }
1028
1029         gtk_menu_item_set_submenu(GTK_MENU_ITEM(table_menu_item), table_menu);
1030
1031         return NULL;
1032 }
1033
1034 GCallback toggle_confirm_events(GtkWidget *widget, void *dummy)
1035 {
1036         globals.confirm_events=gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
1037         return NULL;
1038 }
1039
1040 GCallback toggle_auto_assign(GtkWidget *widget, void *dummy)
1041 {
1042         globals.auto_assign_midi=gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
1043 #ifdef USE_ALSA_MIDI_IN
1044         tX_midiin::auto_assign_midi_mappings(NULL, NULL);
1045 #endif
1046 /*      if (globals.auto_assign_midi) {
1047                 GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
1048                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_WARNING, GTK_BUTTONS_YES_NO,
1049                 "Note: Enabling \"Auto Assign Default MIDI Settings\" will constantly overwrite the\
1050 MIDI mappings for the standard parameters. \
1051 Are you sure you really want this?");
1052
1053                 int res=gtk_dialog_run(GTK_DIALOG(dialog));
1054                 gtk_widget_destroy(dialog);
1055
1056                 if (res!=GTK_RESPONSE_YES) {
1057                         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(widget), 0);
1058                 }
1059         } */
1060         return NULL;
1061 }
1062
1063 void create_master_menu()
1064 {
1065         GtkWidget *menu_item;
1066         GtkWidget *sub_menu;
1067
1068         GtkAccelGroup* accel_group=gtk_accel_group_new();
1069         gtk_window_add_accel_group(GTK_WINDOW(main_window), accel_group);
1070
1071         /* FILE */
1072         menu_item = gtk_menu_item_new_with_mnemonic ("_File");
1073         gtk_widget_show (menu_item);
1074         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1075
1076         sub_menu = gtk_menu_new ();
1077         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1078
1079         menu_item = gtk_menu_item_new_with_mnemonic("Load _Audio File");
1080         gtk_widget_show (menu_item);
1081         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1082         g_signal_connect(menu_item, "activate", (GCallback) load_audio, NULL);
1083
1084         menu_item = gtk_separator_menu_item_new ();
1085         gtk_widget_show (menu_item);
1086         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1087
1088         menu_item = gtk_menu_item_new_with_mnemonic("_New Set");
1089         gtk_widget_show (menu_item);
1090         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1091         g_signal_connect(menu_item, "activate", (GCallback) new_tables, NULL);
1092
1093         menu_item = gtk_menu_item_new_with_mnemonic("_Open Set");
1094         gtk_widget_show (menu_item);
1095         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1096         g_signal_connect(menu_item, "activate", (GCallback) load_tables, NULL);
1097
1098         menu_item = gtk_menu_item_new_with_mnemonic("_Save Set");
1099         gtk_widget_show (menu_item);
1100         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1101         g_signal_connect(menu_item, "activate", (GCallback) save_tables, NULL);
1102
1103         menu_item = gtk_menu_item_new_with_label("Save Set As");
1104         gtk_widget_show (menu_item);
1105         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1106         g_signal_connect(menu_item, "activate", (GCallback) save_tables_as, NULL);
1107
1108         menu_item = gtk_separator_menu_item_new ();
1109         gtk_widget_show (menu_item);
1110         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1111
1112         menu_item = gtk_menu_item_new_with_mnemonic("_Quit");
1113         gtk_widget_show (menu_item);
1114         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1115         g_signal_connect(menu_item, "activate", (GCallback) quit, NULL);
1116
1117         /* Turntables */
1118         menu_item = gtk_menu_item_new_with_mnemonic ("_Turntables");
1119         gtk_widget_show (menu_item);
1120         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1121
1122         sub_menu = gtk_menu_new ();
1123         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1124
1125         menu_item = gtk_menu_item_new_with_mnemonic("_Add Turntable");
1126         gtk_widget_show (menu_item);
1127         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1128         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_KEY_A, GDK_CONTROL_MASK, GTK_ACCEL_VISIBLE);
1129         g_signal_connect(menu_item, "activate", (GCallback) new_table, NULL);
1130
1131         menu_item = gtk_separator_menu_item_new ();
1132         gtk_widget_show (menu_item);
1133         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1134
1135         menu_item = gtk_menu_item_new_with_mnemonic("Assign _Default MIDI Mappings");
1136         gtk_widget_show (menu_item);
1137         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1138         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_KEY_M, GDK_CONTROL_MASK, GTK_ACCEL_VISIBLE);
1139
1140 #ifdef USE_ALSA_MIDI_IN
1141         g_signal_connect(menu_item, "activate", G_CALLBACK(tX_midiin::auto_assign_midi_mappings), (void *) true);
1142 #else
1143         gtk_widget_set_sensitive(menu_item, FALSE);
1144 #endif
1145
1146         menu_item = gtk_check_menu_item_new_with_mnemonic("A_uto Assign Default MIDI Mappings");
1147         gtk_widget_show (menu_item);
1148         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1149         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_item), globals.auto_assign_midi);
1150 #ifdef USE_ALSA_MIDI_IN
1151         g_signal_connect(menu_item, "activate", (GCallback) toggle_auto_assign, NULL);
1152 #else
1153         gtk_widget_set_sensitive(menu_item, FALSE);
1154 #endif
1155
1156         menu_item = gtk_menu_item_new_with_mnemonic("_Clear MIDI Mappings");
1157         gtk_widget_show (menu_item);
1158         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1159         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_KEY_C, GDK_CONTROL_MASK, GTK_ACCEL_VISIBLE);
1160
1161 #ifdef USE_ALSA_MIDI_IN
1162         g_signal_connect(menu_item, "activate", G_CALLBACK(tX_midiin::clear_midi_mappings), (void *) true);
1163 #else
1164         gtk_widget_set_sensitive(menu_item, FALSE);
1165 #endif
1166
1167         menu_item = gtk_separator_menu_item_new ();
1168         gtk_widget_show (menu_item);
1169         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1170
1171         menu_item = gtk_check_menu_item_new_with_mnemonic("_Record Audio To Disk");
1172         rec_menu_item = menu_item;
1173         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_KEY_R, GDK_CONTROL_MASK, GTK_ACCEL_VISIBLE);
1174         gtk_widget_show (menu_item);
1175         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1176         g_signal_connect(menu_item, "activate", (GCallback) tape_on, NULL);
1177
1178         /* Sequencer */
1179
1180         menu_item = gtk_menu_item_new_with_mnemonic("_Sequencer");
1181         gtk_widget_show (menu_item);
1182         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1183
1184         sub_menu = gtk_menu_new ();
1185         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1186
1187         table_menu = gtk_menu_new();
1188         menu_item = gtk_menu_item_new_with_mnemonic("Delete _Events");
1189         delete_all_vtt_item = menu_item;
1190         table_menu_item = menu_item;
1191         gtk_menu_item_set_submenu(GTK_MENU_ITEM(table_menu_item), table_menu);
1192
1193         gtk_widget_show (menu_item);
1194         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1195         g_signal_connect_swapped (G_OBJECT (menu_item), "select", G_CALLBACK (create_table_sequencer_menu), NULL);
1196
1197         menu_item = gtk_menu_item_new_with_mnemonic("Delete _All Events");
1198         delete_all_item = menu_item;
1199         gtk_widget_show (menu_item);
1200         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1201         g_signal_connect(menu_item, "activate", (GCallback) menu_delete_all_events, NULL);
1202
1203         menu_item = gtk_separator_menu_item_new ();
1204         gtk_widget_show (menu_item);
1205         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1206
1207         menu_item = gtk_check_menu_item_new_with_mnemonic("_Confirm Recorded Events");
1208         //rec_menu_item = menu_item;
1209         gtk_widget_show (menu_item);
1210         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1211         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_item), globals.confirm_events);
1212         g_signal_connect(menu_item, "activate", (GCallback) toggle_confirm_events, NULL);
1213
1214         /* Options */
1215         menu_item = gtk_menu_item_new_with_mnemonic ("_Options");
1216         gtk_widget_show (menu_item);
1217         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1218
1219         sub_menu = gtk_menu_new ();
1220         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1221
1222         menu_item = gtk_check_menu_item_new_with_mnemonic("_Fullscreen");
1223         fullscreen_item = menu_item;
1224         gtk_widget_show (menu_item);
1225         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1226
1227         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_item), globals.fullscreen_enabled);
1228         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_KEY_F11, (GdkModifierType) 0, GTK_ACCEL_VISIBLE);
1229         g_signal_connect(menu_item, "activate", (GCallback) fullscreen_toggle, NULL);
1230
1231 #ifndef USE_X11
1232         gtk_widget_set_sensitive(menu_item, False);
1233 #endif
1234         menu_item = gtk_separator_menu_item_new();
1235         gtk_widget_show (menu_item);
1236         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1237
1238         menu_item = gtk_menu_item_new_with_mnemonic("_Preferences");
1239         gtk_widget_show (menu_item);
1240         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1241         g_signal_connect(menu_item, "activate", (GCallback) display_options, NULL);
1242
1243         /* HELP */
1244         menu_item = gtk_menu_item_new_with_mnemonic ("_Help");
1245         gtk_widget_show (menu_item);
1246         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1247
1248         sub_menu = gtk_menu_new ();
1249         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1250
1251         menu_item = gtk_menu_item_new_with_mnemonic ("_Contents");
1252         gtk_widget_show (menu_item);
1253         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1254         g_signal_connect(menu_item, "activate", (GCallback) display_help, NULL);
1255         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_KEY_F1, (GdkModifierType) 0, GTK_ACCEL_VISIBLE);
1256
1257         menu_item = gtk_menu_item_new_with_mnemonic ("_About");
1258         gtk_widget_show (menu_item);
1259         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1260         g_signal_connect(menu_item, "activate", (GCallback) mplcfitx, NULL);
1261
1262         menu_item = gtk_separator_menu_item_new();
1263         gtk_widget_show (menu_item);
1264         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1265
1266         menu_item = gtk_menu_item_new_with_mnemonic ("_Visit terminatorX.org");
1267         gtk_widget_show (menu_item);
1268         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1269         g_signal_connect(menu_item, "activate", (GCallback) display_browser, NULL);
1270 }
1271
1272 void create_mastergui(int x, int y)
1273 {
1274         GtkWidget *mother_of_all_boxen;
1275         GtkWidget *main_vbox;
1276         GtkWidget *right_hbox;
1277         GtkWidget *left_hbox;
1278         GtkWidget *control_box;
1279         //GtkWidget *sequencer_box;
1280         GtkAdjustment *dumadj;
1281         GtkWidget *dummy;
1282         GtkWidget *master_vol_box;
1283         GtkWidget *status_box;
1284         GtkWidget *wrapbox;
1285
1286         main_window=gtk_window_new(GTK_WINDOW_TOPLEVEL);
1287
1288         gtk_window_set_wmclass(GTK_WINDOW(main_window), "terminatorX", "tX_mastergui");
1289
1290         gtk_window_set_title(GTK_WINDOW(main_window), "terminatorX");
1291
1292         gtk_widget_realize(main_window);
1293
1294         wrapbox=gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
1295         gtk_container_add(GTK_CONTAINER(main_window), wrapbox);
1296         gtk_widget_show(wrapbox);
1297
1298         main_menubar=gtk_menu_bar_new();
1299         gtk_box_pack_start(GTK_BOX(wrapbox), main_menubar, WID_FIX);
1300         gtk_widget_show(main_menubar);
1301
1302         mother_of_all_boxen=gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
1303         gtk_container_set_border_width(GTK_CONTAINER(mother_of_all_boxen), 5);
1304         gtk_widget_set_hexpand(mother_of_all_boxen, TRUE);
1305         gtk_widget_set_vexpand(mother_of_all_boxen, TRUE);
1306         gtk_container_add(GTK_CONTAINER(wrapbox), mother_of_all_boxen);
1307         gtk_widget_show(mother_of_all_boxen);
1308
1309         create_master_menu();
1310
1311         g_signal_connect(G_OBJECT(main_window), "motion_notify_event", G_CALLBACK(tx_mouse::motion_notify_wrap), &mouse);
1312         g_signal_connect(G_OBJECT(main_window), "button_press_event", G_CALLBACK(tx_mouse::button_press_wrap), &mouse);
1313         g_signal_connect(G_OBJECT(main_window), "button_release_event", G_CALLBACK(tx_mouse::button_release_wrap), &mouse);
1314         g_signal_connect(G_OBJECT(main_window), "key_press_event", G_CALLBACK(tx_mouse::key_press_wrap), &mouse);
1315         g_signal_connect(G_OBJECT(main_window), "key_release_event", G_CALLBACK(tx_mouse::key_release_wrap), &mouse);
1316
1317         main_vbox=gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 5);
1318         gtk_box_pack_start(GTK_BOX(mother_of_all_boxen), main_vbox, WID_DYN);
1319         gtk_widget_show(main_vbox);
1320
1321         left_hbox=gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
1322         gtk_box_pack_start(GTK_BOX(main_vbox), left_hbox, WID_DYN);
1323         gtk_widget_show(left_hbox);
1324
1325         control_box=gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 5);
1326         gtk_box_pack_start(GTK_BOX(left_hbox), control_box, WID_FIX);
1327         gtk_widget_show(control_box);
1328
1329         dummy=gtk_separator_new(GTK_ORIENTATION_HORIZONTAL);
1330         gtk_box_pack_start(GTK_BOX(left_hbox), dummy, WID_FIX);
1331         gtk_widget_show(dummy);
1332
1333     /* control_box contents */
1334
1335         dummy=tx_xpm_label_box(AUDIOENGINE, "Audio");
1336         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1337         gtk_widget_show(dummy);
1338
1339         dummy=tx_xpm_button_new(POWER,"Power ", 1);
1340         connect_button(dummy,audio_on, NULL);
1341         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1342         gui_set_tooltip(dummy, "Turn the audio engine on/off.");
1343         gtk_widget_show(dummy);
1344         engine_btn=dummy;
1345
1346         grab_button=tx_xpm_button_new(GRAB, "Mouse Grab ", 1);
1347         gtk_box_pack_start(GTK_BOX(control_box), grab_button, WID_FIX);
1348         connect_button(grab_button, grab_on, NULL);
1349         gui_set_tooltip(grab_button, "Enter the mouse grab mode operation. Press <ESCAPE> to exit grab mode.");
1350         gtk_widget_show(grab_button);
1351
1352         dummy=gtk_separator_new(GTK_ORIENTATION_VERTICAL);
1353         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1354         gtk_widget_show(dummy);
1355
1356         dummy=tx_xpm_label_box(SEQUENCER, "Seq.");
1357         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1358         gtk_widget_show(dummy);
1359
1360         dummy=tx_xpm_button_new(PLAY,"Play ", 1);
1361         connect_button(dummy, seq_play, NULL);
1362         seq_play_btn=dummy;
1363         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1364         gui_set_tooltip(dummy, "Playback previously recorded events from the sequencer. This will turn on the audio engine automagically.");
1365         gtk_widget_show(dummy);
1366
1367         dummy=tx_xpm_button_new(STOP,"Stop ", 0);
1368         seq_stop_btn=dummy;
1369         connect_button(dummy, seq_stop, NULL);
1370         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1371         gui_set_tooltip(dummy, "Stop the playback of sequencer events.");
1372         gtk_widget_show(dummy);
1373
1374         dummy=tx_xpm_button_new(RECORD,"Record ", 1);
1375         connect_button(dummy, seq_rec, NULL);
1376         seq_rec_btn=dummy;
1377         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1378         gui_set_tooltip(dummy, "Enable recording of *events* into the sequencer. All touched controls will be recorded. Existing events for the song-time recording will be overwritten for touched controls.");
1379         gtk_widget_show(dummy);
1380
1381         dummy=gtk_label_new("Pos:");
1382         PangoRectangle ink_rect;
1383         PangoRectangle logical_rect;
1384         pango_layout_get_pixel_extents(gtk_label_get_layout(GTK_LABEL(dummy)), &ink_rect, &logical_rect);
1385         tX_debug("ink extent: x: %i, y: %i, width: %i, height %i ",  ink_rect.x, ink_rect.y, ink_rect.width, ink_rect.height);
1386         tX_debug("logical extent: x: %i, y: %i, width: %i, height %i ",  logical_rect.x, logical_rect.y, logical_rect.width, logical_rect.height);
1387         fontHeight = logical_rect.height - logical_rect.y;
1388         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1389         gtk_widget_show(dummy);
1390
1391         dummy=gtk_entry_new();
1392         gtk_entry_set_max_length(GTK_ENTRY(dummy), 12);
1393         seq_entry=dummy;
1394         //gtk_widget_set_usize(dummy, 65, 20);
1395         gtk_entry_set_text(GTK_ENTRY(dummy), "00:00.00");
1396 #if GTK_CHECK_VERSION(2,4,0)
1397         gtk_entry_set_alignment(GTK_ENTRY(dummy), 0.5);
1398 #endif
1399         gtk_entry_set_width_chars(GTK_ENTRY(dummy), 9);
1400         gtk_entry_set_max_width_chars(GTK_ENTRY(dummy), 9);
1401         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1402         gtk_widget_show(dummy);
1403
1404         dumadj=(GtkAdjustment*) gtk_adjustment_new(0, 0, 100, 0.1, 1, 1);
1405         seq_adj=dumadj;
1406         connect_adj(dumadj, sequencer_move, NULL);
1407         dummy=gtk_scale_new(GTK_ORIENTATION_HORIZONTAL, dumadj);
1408         gtk_widget_set_size_request(dummy, 65, 20);
1409         seq_slider=dummy;
1410         g_signal_connect(G_OBJECT(seq_slider), "button-release-event", (GCallback) seq_slider_released, NULL);
1411         gtk_scale_set_draw_value(GTK_SCALE(dummy), FALSE);
1412
1413         gui_set_tooltip(dummy, "Select the start position for the sequencer in song-time.");
1414         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_DYN);
1415         gtk_widget_show(dummy);
1416
1417         dummy=gtk_box_new(GTK_ORIENTATION_HORIZONTAL,2); //gtk_hpaned_new ();
1418         gtk_box_pack_start(GTK_BOX(left_hbox), dummy, WID_DYN);
1419         gtk_widget_show(dummy);
1420
1421         tt_parent=dummy;
1422
1423     panel_bar=gtk_box_new(GTK_ORIENTATION_HORIZONTAL,0);
1424     gtk_box_set_homogeneous(GTK_BOX(panel_bar), TRUE);
1425         gtk_box_pack_start(GTK_BOX(left_hbox), panel_bar, WID_FIX);
1426
1427         control_parent=gtk_box_new(GTK_ORIENTATION_HORIZONTAL,4);
1428         gtk_box_pack_start(GTK_BOX(tt_parent), control_parent, WID_FIX);
1429         gtk_widget_show(control_parent);
1430
1431         dummy=gtk_separator_new(GTK_ORIENTATION_VERTICAL);
1432         gtk_box_pack_start(GTK_BOX(tt_parent), dummy, WID_FIX);
1433         gtk_widget_show(dummy);
1434
1435         audio_parent=gtk_box_new(GTK_ORIENTATION_VERTICAL,2);
1436         gtk_box_pack_start(GTK_BOX(tt_parent), audio_parent, WID_DYN);
1437         gtk_widget_show(audio_parent);
1438
1439         dummy=gtk_separator_new(GTK_ORIENTATION_VERTICAL);
1440         gtk_box_pack_start(GTK_BOX(main_vbox), dummy, WID_FIX);
1441         gtk_widget_show(dummy);
1442
1443         right_hbox=gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
1444         gtk_box_pack_start(GTK_BOX(main_vbox), right_hbox, WID_FIX);
1445         gtk_widget_show(right_hbox);
1446
1447         /* Master */
1448
1449         dummy=gtk_label_new(NULL);
1450         gtk_label_set_markup(GTK_LABEL(dummy),"<b>Master</b>");
1451         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1452         gtk_widget_show(dummy);
1453
1454         dummy=gtk_separator_new(GTK_ORIENTATION_HORIZONTAL);
1455         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1456         gtk_widget_show(dummy);
1457
1458          /* Pitch */
1459
1460         /*dummy=gtk_label_new("Pitch:");
1461         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1462         gtk_widget_show(dummy);*/
1463
1464         dumadj=(GtkAdjustment*) gtk_adjustment_new(globals.pitch, -3, 3, 0.001, 0.001, 0.01);
1465         pitch_adj=dumadj;
1466         connect_adj(dumadj, master_pitch_changed, NULL);
1467
1468         tX_extdial *pdial=new tX_extdial("Pitch", pitch_adj, &sp_master_pitch, true);
1469         gtk_box_pack_start(GTK_BOX(right_hbox), pdial->get_widget(), WID_FIX);
1470         gui_set_tooltip(pdial->get_entry(), "Use this dial to adjust the master pitch (affecting *all* turntables).");
1471
1472         dummy=gtk_separator_new(GTK_ORIENTATION_HORIZONTAL);
1473         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1474         gtk_widget_show(dummy);
1475
1476         /* Volume */
1477         master_vol_box=gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 5);
1478         gtk_box_pack_start(GTK_BOX(right_hbox), master_vol_box, WID_DYN);
1479         gtk_widget_show(master_vol_box);
1480
1481         dumadj=(GtkAdjustment*) gtk_adjustment_new(globals.volume, 0, 2, 0.01, 0.05, 0.000);
1482         volume_adj=dumadj;
1483
1484         connect_adj(dumadj, master_volume_changed, NULL);
1485         dummy=gtk_scale_new(GTK_ORIENTATION_VERTICAL, dumadj);
1486         gtk_range_set_inverted(GTK_RANGE(dummy), TRUE);
1487         gtk_scale_set_draw_value(GTK_SCALE(dummy), FALSE);
1488         g_signal_connect(G_OBJECT(dummy), "button_press_event", (GCallback) tX_seqpar::tX_seqpar_press, &sp_master_volume);
1489
1490         gtk_box_pack_end(GTK_BOX(master_vol_box), dummy, WID_FIX);
1491         gtk_widget_show(dummy);
1492         gui_set_tooltip(dummy, "Adjust the master volume. This parameter will effect *all* turntables in the set.");
1493
1494         main_flash=gtk_tx_flash_new();
1495         gtk_box_pack_end(GTK_BOX(master_vol_box), main_flash, WID_DYN);
1496         gtk_widget_show(main_flash);
1497
1498         dummy=gtk_label_new("Volume");
1499         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1500         gtk_widget_show(dummy);
1501
1502         /* STATUS BOX */
1503         dummy=gtk_separator_new(GTK_ORIENTATION_HORIZONTAL);
1504         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1505         gtk_widget_show(dummy);
1506
1507         status_box=gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
1508         gtk_box_pack_start(GTK_BOX(right_hbox), status_box, WID_FIX);
1509         gtk_widget_show(status_box);
1510
1511         dummy=gtk_label_new("0");
1512         used_mem=dummy;
1513         gtk_widget_set_halign(dummy, GTK_ALIGN_END);
1514         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1515         gtk_widget_show(dummy);
1516
1517 //      dummy=gtk_label_new("Mem/MB:");
1518 //      gtk_widget_set_halign(dummy, GTK_ALIGN_START);
1519 //      gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1520 //      gtk_widget_show(dummy);
1521
1522         /*add_sep2();
1523
1524         dummy=gtk_label_new("1");
1525         no_of_vtts=dummy;
1526         gtk_widget_set_halign(dummy, GTK_ALIGN_END);
1527         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1528         gtk_widget_show(dummy);
1529
1530         dummy=gtk_label_new("Vtts:");
1531         gtk_widget_set_halign(dummy, GTK_ALIGN_START);
1532         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1533         gtk_widget_show(dummy);*/
1534
1535         add_sep2();
1536
1537         dummy=gtk_label_new("v" VERSION);
1538         gtk_widget_set_halign(dummy, GTK_ALIGN_END);
1539         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1540         gtk_widget_show(dummy);
1541
1542         /*dummy=gtk_label_new("Release:");
1543         gtk_widget_set_halign(dummy, GTK_ALIGN_START);
1544         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1545         gtk_widget_show(dummy);*/
1546
1547         add_sep2();
1548
1549         dummy=gtk_label_new(NULL);
1550         gtk_label_set_markup(GTK_LABEL(dummy), "<b>Status</b>");
1551         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1552         gtk_widget_show(dummy);
1553
1554         /* END GUI */
1555
1556         gtk_window_set_default_size(GTK_WINDOW(main_window), x, y);
1557         gtk_widget_set_sensitive(grab_button, 0);
1558
1559         new_table(NULL, NULL); // to give the user something to start with ;)
1560
1561         g_signal_connect (G_OBJECT(main_window), "delete-event", (GCallback) quit, NULL);
1562
1563 //      if (globals.tooltips) gtk_tooltips_enable(gui_tooltips);
1564 //      else gtk_tooltips_disable(gui_tooltips);
1565 //  TODO: Check for global enable/disable of tooltips
1566 }
1567
1568 gfloat old_percent=-1;
1569
1570 void note_destroy(GtkWidget *widget, GtkWidget *mbox)
1571 {
1572         gtk_widget_destroy(GTK_WIDGET(mbox));
1573 }
1574
1575 void tx_note(const char *message, bool isError, GtkWindow *window)
1576 {
1577         if (!window) window=GTK_WINDOW(main_window);
1578
1579         GtkWidget *dialog=gtk_message_dialog_new_with_markup(window,
1580                 GTK_DIALOG_DESTROY_WITH_PARENT,
1581                 isError ? GTK_MESSAGE_ERROR : GTK_MESSAGE_INFO, GTK_BUTTONS_CLOSE, "%s", "");
1582         gtk_message_dialog_set_markup(GTK_MESSAGE_DIALOG(dialog), message);
1583         gtk_dialog_run(GTK_DIALOG(dialog));
1584         gtk_widget_destroy(dialog);
1585 }
1586
1587
1588 void tx_l_note(const char *message)
1589 {
1590         char buffer[4096]="Plugin info:\n\n";
1591         strcat(buffer, message);
1592
1593         GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
1594                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_INFO, GTK_BUTTONS_CLOSE, "%s", message);
1595         gtk_dialog_run(GTK_DIALOG(dialog));
1596         gtk_widget_destroy(dialog);
1597 }
1598
1599 void add_to_panel_bar(GtkWidget *button)
1600 {
1601         buttons_on_panel_bar++;
1602         gtk_box_pack_start(GTK_BOX(panel_bar), button, WID_DYN);
1603         gtk_widget_show(panel_bar);
1604 }
1605
1606 void remove_from_panel_bar(GtkWidget *button)
1607 {
1608         buttons_on_panel_bar--;
1609         gtk_container_remove(GTK_CONTAINER(panel_bar), button);
1610         if (buttons_on_panel_bar==0) gtk_widget_hide(panel_bar);
1611 }
1612
1613 #ifdef USE_X11
1614 /* Fullscreen code... */
1615 #define _WIN_LAYER_TOP          -1
1616 #define _WIN_LAYER_NORMAL       4
1617 #define _NET_WM_STATE_REMOVE    0
1618 #define _NET_WM_STATE_ADD       1
1619 #define _NET_WM_STATE_TOGGLE    2
1620
1621 void fullscreen_toggle(GtkCheckMenuItem *item, gpointer data) {
1622         XEvent xev;
1623         Window win = GDK_WINDOW_XID(gtk_widget_get_window(main_window));
1624         Display *disp=GDK_WINDOW_XDISPLAY(gtk_widget_get_window(main_window));
1625
1626         globals.fullscreen_enabled=gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(fullscreen_item));
1627
1628         /* Top layer.. */
1629         xev.xclient.type = ClientMessage;
1630         xev.xclient.serial = 0;
1631         xev.xclient.send_event = True;
1632         xev.xclient.display = disp;
1633         xev.xclient.window = win;
1634         xev.xclient.message_type = gdk_x11_get_xatom_by_name ("_WIN_LAYER");
1635         xev.xclient.format = 32;
1636         xev.xclient.data.l[0] = globals.fullscreen_enabled ? _WIN_LAYER_TOP : _WIN_LAYER_NORMAL ;
1637         XSendEvent(disp, GDK_WINDOW_XID (gdk_get_default_root_window ()),
1638                 False, SubstructureRedirectMask | SubstructureNotifyMask,
1639                 &xev);
1640
1641         /* Fullscreen */
1642         xev.xclient.type = ClientMessage;
1643         xev.xclient.serial = 0;
1644         xev.xclient.send_event = True;
1645         xev.xclient.display = disp;
1646         xev.xclient.window = win;
1647         xev.xclient.message_type = gdk_x11_get_xatom_by_name ("_NET_WM_STATE");
1648         xev.xclient.format = 32;
1649         xev.xclient.data.l[0] = globals.fullscreen_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
1650         xev.xclient.data.l[1] = gdk_x11_atom_to_xatom (gdk_atom_intern ("_NET_WM_STATE_FULLSCREEN", TRUE));
1651         xev.xclient.data.l[2] = gdk_x11_atom_to_xatom (GDK_NONE);
1652         XSendEvent(gdk_x11_get_default_xdisplay(), GDK_WINDOW_XID (gdk_get_default_root_window ()),
1653                 False, SubstructureRedirectMask | SubstructureNotifyMask,
1654                 &xev);
1655 }
1656
1657 void fullscreen_setup() {
1658         if (globals.fullscreen_enabled) {
1659                 fullscreen_toggle(NULL, NULL);
1660         }
1661 }
1662 #endif
1663
1664 void display_mastergui()
1665 {
1666         GtkWidget *top;
1667         gtk_widget_realize(main_window);
1668         tX_set_icon(main_window);
1669         load_knob_pixs(fontHeight, gdk_window_get_scale_factor(gtk_widget_get_window(GTK_WIDGET(main_window))));
1670         gtk_widget_show(main_window);
1671         top=gtk_widget_get_toplevel(main_window);
1672         top_window=GDK_WINDOW(gtk_widget_get_window(top));
1673
1674 #ifdef USE_X11
1675         fullscreen_setup();
1676         x_window=gdk_x11_window_get_xid(gtk_widget_get_window(top));
1677 #endif
1678 }
1679
1680 pid_t help_child=0;
1681 GTimer *help_timer=NULL;
1682 int help_tag=-1;
1683
1684 gboolean help_checker()
1685 {
1686         gdouble time;
1687         gulong ms;
1688         int status;
1689         int result=waitpid(help_child, &status, WNOHANG);
1690
1691         if (result==0) {
1692                 time=g_timer_elapsed(help_timer, &ms);
1693                 if (time > 5) {
1694                         /* 5 seconds and it's still running - so we assume everything's OK. */
1695                         tX_debug("No longer waiting for gnome-help..");
1696                         g_source_remove(help_tag);
1697                         help_tag=-1;
1698                 }
1699         }  else {
1700                 //yelp waitpid status does not allow determining success
1701                 //printf("%i %i\n", WIFEXITED(status), WEXITSTATUS(status));
1702                 ///* We are still here and the child exited - that could mean trouble. */
1703                 //tx_note("Couldn't run the gnome-help command (alias \"yelp\") to display the terminatorX manual. Please ensure that \"yelp\" is installed.", true);
1704
1705                 g_source_remove(help_tag);
1706                 help_tag=-1;
1707         }
1708         return TRUE;
1709 }
1710
1711 #ifndef INSTALL_PREFIX
1712 #define INSTALL_PREFIX "/usr/local/share"
1713 #endif
1714
1715 void display_help()
1716 {
1717         help_child=fork();
1718
1719         if (help_tag!=-1) {
1720                 g_source_remove(help_tag);
1721                 if (help_timer) g_timer_destroy(help_timer);
1722                 help_child=0;
1723                 help_tag=-1;
1724                 help_timer=NULL;
1725         }
1726
1727         if (help_child==0) {
1728                 // child
1729                 execlp("gnome-help","gnome-help","file://" XML_MANUAL, NULL);
1730                 _exit(-1);
1731         } else if (help_child==-1) {
1732                 tx_note("System error: couldn't fork() to run the help process.", true);
1733         } else {
1734                 help_timer=g_timer_new();
1735                 g_timer_start(help_timer);
1736
1737                 help_tag=g_idle_add((GSourceFunc) help_checker, NULL);
1738         }
1739 }
1740
1741 pid_t browser_child=0;
1742 GTimer *browser_timer=NULL;
1743 int browser_tag=-1;
1744
1745 void display_browser()
1746 {
1747         browser_child=fork();
1748
1749         if (browser_child==0) {
1750                 // child
1751                 execlp(BROWSER1, BROWSER1, "http://terminatorX.org", NULL);
1752                 execlp(BROWSER2, BROWSER2, "http://terminatorX.org", NULL);
1753                 execlp(BROWSER3, BROWSER3, "http://terminatorX.org", NULL);
1754                 _exit(-1);
1755         } else if (browser_child==-1) {
1756                 tx_note("System error: couldn't fork() to run the browser process.", true);
1757         }
1758 }
1759
1760
1761
1762 GdkCursor *tX_cursor::cursors[MAX_CURSOR]={NULL, NULL, NULL};
1763 tX_cursor::cursor_shape tX_cursor::current_shape=tX_cursor::DEFAULT_CURSOR;
1764
1765 void tX_cursor::set_cursor(cursor_shape shape)
1766 {
1767         GdkDisplay *display = gdk_window_get_display(gtk_widget_get_window(main_window));
1768         switch (shape) {
1769                 case DEFAULT_CURSOR:
1770                         cursors[shape]=NULL;
1771                         break;
1772
1773                 case WAIT_CURSOR:
1774                         if (!cursors[shape]) cursors[shape]=gdk_cursor_new_for_display(display, GDK_WATCH);
1775                         break;
1776
1777                 case WAIT_A_SECOND_CURSOR:
1778                         /* FIXME: What's that short-time wait cursor's id? */
1779                         if (!cursors[shape]) cursors[shape]=gdk_cursor_new_for_display(display, GDK_WATCH);
1780                         break;
1781
1782                 default:
1783                         tX_debug("No such cursor shape.");
1784                         return;
1785         }
1786
1787         /* Still here? Ok... */
1788         current_shape=shape;
1789
1790         gdk_window_set_cursor(gtk_widget_get_window(main_window), cursors[shape]);
1791 }
1792
1793 GdkCursor *tX_cursor::get_cursor()
1794 {
1795         return cursors[current_shape];
1796 }
1797
1798 void tX_cursor::reset_cursor()
1799 {
1800         current_shape=DEFAULT_CURSOR;
1801         gdk_window_set_cursor(gtk_widget_get_window(main_window), cursors[current_shape]);
1802 }