terminatorX/src/tX_mastergui.cc

   1 /*
   2     terminatorX - realtime audio scratching software
   3     Copyright (C) 1999-2003  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, write to the Free Software
  17     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18
  19     File: tX_mastergui.cc
  20
  21     Description: This implements the main (aka master) gtk+ GUI of terminatorX
  22                  It serves as a container for the vtt-guis.
  23 */
  24
  25 #include <gtk/gtk.h>
  26 #include <gdk/gdkx.h>
  27 #include <X11/Xlib.h>
  28 #include <math.h>
  29 #include <unistd.h>
  30 #include <string.h>
  31 #include <gdk/gdkkeysyms.h>
  32 #include "version.h"
  33 #include "tX_global.h"
  34 #include "tX_engine.h"
  35 #include "tX_vttgui.h"
  36 #include "tX_vtt.h"
  37 #include "tX_flash.h"
  38 #include "tX_dialog.h"
  39 #include "tX_loaddlg.h"
  40 #include "tX_seqpar.h"
  41 #include "tX_pbutton.h"
  42 #include "tX_sequencer.h"
  43 #include "tX_mastergui.h"
  44 #include "tX_knobloader.h"
  45 #include <sys/time.h>
  46 #include <sys/wait.h>
  47
  48 #ifdef USE_SCHEDULER
  49 #include <sys/resource.h>
  50 #endif
  51
  52 #define TX_SET_ID_10 "terminatorX turntable set file - version 1.0 - data:"
  53 #define TX_SET_ID_11 "terminatorX turntable set file - version 1.1 - data:"
  54 #define TX_SET_ID_12 "terminatorX turntable set file - version 1.2 - data:"
  55 #define TX_SET_ID_13 "terminatorX turntable set file - version 1.3 - data:"
  56 #define TX_SET_ID_14 "terminatorX turntable set file - version 1.4 - data:"
  57
  58 int audioon=0;
  59 int sequencer_ready=1;
  60
  61 GtkWidget *tt_parent;
  62 GtkWidget *control_parent;
  63 GtkWidget *audio_parent;
  64 GtkWidget *main_window;
  65 GtkWidget *wav_progress;
  66 GtkWidget *grab_button;
  67 GtkWidget *main_flash_l;
  68 GtkWidget *main_flash_r;
  69
  70 GtkWidget *seq_rec_btn;
  71 GtkWidget *seq_play_btn;
  72 GtkWidget *seq_stop_btn;
  73 GtkAdjustment *seq_adj;
  74 GtkWidget *seq_slider;
  75 GtkWidget *seq_entry;
  76 GtkWidget *panel_bar;
  77
  78 int buttons_on_panel_bar=0;
  79
  80 int seq_adj_care=1;
  81 int seq_stop_override=0;
  82
  83 GtkAdjustment *volume_adj;
  84 GtkAdjustment *pitch_adj;
  85
  86 /* seq-pars */
  87 tX_seqpar_master_volume sp_master_volume;
  88 tX_seqpar_master_pitch sp_master_pitch;
  89
  90 GtkWidget *engine_btn;
  91
  92 GtkWidget *main_menubar;
  93 GtkWidget *rec_menu_item;
  94 GtkWidget *fullscreen_item;
  95
  96 int rec_dont_care=0;
  97 gint update_tag;
  98
  99 #define connect_entry(wid, func, ptr); gtk_signal_connect(GTK_OBJECT(wid), "activate", (GtkSignalFunc) func, (void *) ptr);
 100 #define connect_adj(wid, func, ptr); gtk_signal_connect(GTK_OBJECT(wid), "value_changed", (GtkSignalFunc) func, (void *) ptr);
 101 #define connect_button(wid, func, ptr); gtk_signal_connect(GTK_OBJECT(wid), "clicked", (GtkSignalFunc) func, (void *) ptr);
 102
 103 Window xwindow;
 104 #define WID_DYN TRUE, TRUE, 0
 105 #define WID_FIX FALSE, FALSE, 0
 106 extern void add_vtt(GtkWidget *ctrl, GtkWidget *audio, char *fn);
 107 extern void destroy_gui(vtt_class *vtt);
 108 extern void gui_show_frame(vtt_class *vtt, int show);
 109
 110 GdkWindow *save_dialog_win=NULL;
 111 GdkWindow *load_dialog_win=NULL;
 112 GtkWidget *save_dialog=NULL;
 113 GtkWidget *load_dialog=NULL;
 114
 115 GdkWindow *rec_dialog_win=NULL;
 116 GtkWidget *rec_dialog=NULL;
 117
 118 GtkWidget *no_of_vtts=NULL;
 119 GtkWidget *used_mem=NULL;
 120
 121 int stop_update=0;
 122 int update_delay;
 123
 124 vtt_class *old_focus=NULL;
 125
 126 int grab_status=0;
 127 int last_grab_status=0;
 128
 129 GtkTooltips *gui_tooltips=NULL;
 130
 131 void gui_set_tooltip(GtkWidget *wid, char *tip)
 132 {
 133         gtk_tooltips_set_tip(gui_tooltips, wid, tip, NULL);
 134 }
 135
 136 void turn_audio_off(void)
 137 {
 138         if (audioon)
 139         {
 140                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 0);
 141                 while (gtk_events_pending()) gtk_main_iteration();
 142         }
 143 }
 144
 145
 146 gint pos_update(gpointer data)
 147 {
 148         f_prec temp;
 149
 150         if (stop_update)
 151         {
 152                 cleanup_all_vtts();
 153                 tX_seqpar :: update_all_graphics();
 154                 if (old_focus) gui_show_frame(old_focus, 0);
 155                 old_focus=NULL;
 156                 gtk_tx_flash_clear(main_flash_l);
 157                 gtk_tx_flash_clear(main_flash_r);
 158                 gdk_flush();
 159                 update_tag=0;
 160                 return(FALSE);
 161         }
 162         else
 163         {
 164                 update_all_vtts();
 165
 166                 /*left vu meter */
 167                 temp=vtt_class::mix_max_l;
 168                 vtt_class::mix_max_l=0;
 169                 gtk_tx_flash_set_level(main_flash_l, temp);
 170
 171                 /*right vu meter */
 172                 temp=vtt_class::mix_max_r;
 173                 vtt_class::mix_max_r=0;
 174                 gtk_tx_flash_set_level(main_flash_r, temp);
 175
 176                 if (vtt_class::focused_vtt!=old_focus)
 177                 {
 178                         if (old_focus) gui_show_frame(old_focus, 0);
 179                         old_focus=vtt_class::focused_vtt;
 180                         if (old_focus) gui_show_frame(old_focus, 1);
 181                 }
 182                 if (grab_status!=last_grab_status)
 183                 {
 184                         last_grab_status=grab_status;
 185                         if (!grab_status)
 186                         {
 187                                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(grab_button), 0);
 188                         }
 189                 }
 190                 gdk_flush();
 191                 update_delay--;
 192
 193                 if (update_delay < 0)
 194                 {
 195                         seq_update();
 196                         tX_seqpar :: update_all_graphics();
 197                         update_delay=globals.update_delay;
 198                 }
 199                 return(TRUE);
 200         }
 201 }
 202
 203 void mg_update_status()
 204 {
 205         FILE *procfs;
 206         pid_t mypid;
 207         char filename[PATH_MAX];
 208         char buffer[256];
 209         int found=0;
 210         int mem;
 211
 212         mypid=getpid();
 213         sprintf(filename, "/proc/%i/status", mypid);
 214         procfs=fopen(filename, "r");
 215         if (procfs)
 216         {
 217                 while((!feof(procfs)) && !found)
 218                 {
 219                         fgets(buffer, 256, procfs);
 220                         if (strncmp("VmSize:", buffer, 7)==0)
 221                         {
 222                                 found=1;
 223                                 sscanf(buffer, "VmSize: %i kB", &mem);
 224                                 sprintf(buffer, "%i", mem);
 225                                 gtk_label_set(GTK_LABEL(used_mem), buffer);
 226                         }
 227                 }
 228         }
 229         fclose(procfs);
 230
 231         sprintf(buffer, "%i", vtt_class::vtt_amount);
 232         gtk_label_set(GTK_LABEL(no_of_vtts), buffer);
 233 }
 234
 235 GtkSignalFunc new_table(GtkWidget *, char *fn)
 236 {
 237         turn_audio_off();
 238
 239                 if (fn)
 240                 {
 241                         ld_create_loaddlg(TX_LOADDLG_MODE_SINGLE, 1);
 242                         ld_set_filename(fn);
 243                 }
 244
 245                 add_vtt(control_parent, audio_parent, fn);
 246
 247                 if (fn) ld_destroy();
 248         mg_update_status();
 249         return NULL;
 250 }
 251
 252 GtkSignalFunc drop_new_table(GtkWidget *widget, GdkDragContext *context,
 253                 gint x, gint y, GtkSelectionData *selection_data,
 254                 guint info, guint time, vtt_class *vtt)
 255 {
 256         char filename[PATH_MAX];
 257         char *fn;
 258
 259         strncpy(filename, (char *) selection_data->data, (size_t) selection_data->length);
 260         filename[selection_data->length]=0;
 261
 262         fn = strchr (filename, '\r');
 263         *fn=0;
 264
 265         fn = strchr (filename, ':');
 266         if (fn) fn++; else fn=(char *) selection_data->data;
 267
 268         new_table(NULL, fn);
 269
 270         strcpy (filename, "dont segfault workaround ;)");
 271         return NULL;
 272 }
 273
 274
 275 /* Loading saved setups */
 276
 277 GtkSignalFunc cancel_load_tables(GtkWidget *wid)
 278 {
 279         gtk_widget_destroy(load_dialog);
 280         load_dialog=NULL;
 281         load_dialog_win=NULL;
 282         return(0);
 283 }
 284
 285 void load_tt_part(char * buffer)
 286 {
 287         FILE *in;
 288         char idbuff[256];
 289         char wbuf[PATH_MAX];
 290         xmlDocPtr doc;
 291
 292         turn_audio_off();
 293
 294         strcpy(globals.tables_filename, buffer);
 295
 296         doc = xmlParseFile(buffer);
 297         if (doc) {
 298                 vtt_class::load_all(doc, buffer);
 299                 xmlFreeDoc(doc);
 300         }
 301
 302 #ifdef ENABLE_TX_LEGACY
 303         else {
 304                 in=fopen(buffer, "r");
 305
 306                 if (in) {
 307                         fread(idbuff, strlen(TX_SET_ID_10), 1, in);
 308                         if (strncmp(idbuff, TX_SET_ID_10, strlen(TX_SET_ID_10))==0) {
 309                                 if (vtt_class::load_all_10(in, buffer)) tx_note("Error while reading set.", true);
 310                         } else if (strncmp(idbuff, TX_SET_ID_11, strlen(TX_SET_ID_11))==0)      {
 311                                 if (vtt_class::load_all_11(in, buffer)) tx_note("Error while reading set.", true);
 312                         } else if (strncmp(idbuff, TX_SET_ID_12, strlen(TX_SET_ID_12))==0) {
 313                                 if (vtt_class::load_all_12(in, buffer)) tx_note("Error while reading set.", true);
 314                         } else if (strncmp(idbuff, TX_SET_ID_13, strlen(TX_SET_ID_13))==0) {
 315                                 if (vtt_class::load_all_13(in, buffer)) tx_note("Error while reading set.", true);
 316                         } else if (strncmp(idbuff, TX_SET_ID_14, strlen(TX_SET_ID_14))==0) {
 317                                 if (vtt_class::load_all_14(in, buffer)) tx_note("Error while reading set.", true);
 318                         }       else {
 319                                 tx_note("This file is not a terminatorX set-file.", true);
 320                                 fclose(in);
 321                                 return;
 322                         }
 323                         fclose(in);
 324                 } else {
 325                         strcpy(idbuff, "Failed to access file: \"");    // I'm stealing the unrelated sting for a temp :)
 326                         strcat(idbuff, globals.tables_filename);
 327                         strcat(idbuff, "\"");
 328                         tx_note(idbuff, true);
 329
 330                         return;
 331                 }
 332         }
 333 #else
 334         else {
 335                 strcpy(idbuff, "Failed to access file: \"");    // I'm stealing the unrelated sting for a temp :)
 336                 strcat(idbuff, globals.tables_filename);
 337                 strcat(idbuff, "\"");
 338                 tx_note(idbuff, true);
 339
 340                 return;
 341         }
 342 #endif
 343
 344         tX_seqpar :: init_all_graphics();
 345         vg_init_all_non_seqpars();
 346
 347         gtk_adjustment_set_value(volume_adj, 2.0-globals.volume);
 348         gtk_adjustment_set_value(pitch_adj, globals.pitch);
 349         sprintf(wbuf,"terminatorX - %s", strip_path(buffer));
 350         gtk_window_set_title(GTK_WINDOW(main_window), wbuf);
 351 }
 352
 353 void do_load_tables(GtkWidget *wid)
 354 {
 355         char buffer[PATH_MAX];
 356
 357         strcpy(buffer, gtk_file_selection_get_filename(GTK_FILE_SELECTION(load_dialog)));
 358
 359         gtk_widget_destroy(load_dialog);
 360
 361         load_dialog=NULL;
 362         load_dialog_win=NULL;
 363
 364         load_tt_part(buffer);
 365 }
 366
 367 GtkSignalFunc load_tables()
 368 {
 369         if (load_dialog_win)
 370         {
 371                 gdk_window_raise(load_dialog_win);
 372                 return 0;
 373         }
 374
 375         load_dialog=gtk_file_selection_new("Load Set");
 376
 377         gtk_file_selection_show_fileop_buttons(GTK_FILE_SELECTION(load_dialog));
 378         gtk_file_selection_complete(GTK_FILE_SELECTION(load_dialog), "*.tX");
 379
 380         if (strlen(globals.tables_filename))
 381         {
 382                 gtk_file_selection_set_filename(GTK_FILE_SELECTION(load_dialog), globals.tables_filename);
 383         }
 384
 385         gtk_widget_show(load_dialog);
 386
 387         load_dialog_win=load_dialog->window;
 388
 389         gtk_signal_connect (GTK_OBJECT(GTK_FILE_SELECTION(load_dialog)->ok_button), "clicked", GTK_SIGNAL_FUNC(do_load_tables), NULL);
 390         gtk_signal_connect (GTK_OBJECT(GTK_FILE_SELECTION(load_dialog)->cancel_button), "clicked", GTK_SIGNAL_FUNC (cancel_load_tables), NULL);
 391         gtk_signal_connect (GTK_OBJECT(load_dialog), "delete-event", GTK_SIGNAL_FUNC(cancel_load_tables), NULL);
 392
 393         return NULL;
 394 }
 395
 396 GtkSignalFunc drop_set(GtkWidget *widget, GdkDragContext *context,
 397                 gint x, gint y, GtkSelectionData *selection_data,
 398                 guint info, guint time, vtt_class *vtt)
 399 {
 400         char filename[PATH_MAX];
 401         char *fn;
 402
 403         strncpy(filename, (char *) selection_data->data, (size_t) selection_data->length);
 404         filename[selection_data->length]=0;
 405
 406         fn = strchr (filename, '\r');
 407         *fn=0;
 408
 409         fn = strchr (filename, ':');
 410         if (fn) fn++; else fn=(char *) selection_data->data;
 411
 412         load_tt_part(fn);
 413
 414         strcpy (filename, "dont segfault workaround ;)");
 415         return NULL;
 416 }
 417
 418
 419 /* save tables */
 420
 421 GtkSignalFunc cancel_save_tables(GtkWidget *wid)
 422 {
 423         gtk_widget_destroy(save_dialog);
 424         save_dialog=NULL;
 425         save_dialog_win=NULL;
 426         return(0);
 427 }
 428
 429 void do_save_tables(GtkWidget *wid)
 430 {
 431         FILE *out;
 432         char buffer[PATH_MAX];
 433         char wbuf[PATH_MAX];
 434         char *ext;
 435
 436         strcpy(buffer, gtk_file_selection_get_filename(GTK_FILE_SELECTION(save_dialog)));
 437         strcpy(globals.tables_filename, buffer);
 438
 439         gtk_widget_destroy(save_dialog);
 440
 441         save_dialog=NULL;
 442         save_dialog_win=NULL;
 443
 444         ext=strrchr(buffer, '.');
 445
 446         if (ext)
 447         {
 448                 if (strcmp(ext, ".tX")) strcat(buffer, ".tX");
 449         }
 450         else
 451         {
 452                 strcat(buffer, ".tX");
 453         }
 454
 455         out=fopen(buffer, "w");
 456
 457         if (out)
 458         {
 459                 if (vtt_class::save_all(out)) tx_note("Error while saving set.", true);
 460                 fclose(out);
 461                 sprintf(wbuf,"terminatorX - %s", strip_path(buffer));
 462                 gtk_window_set_title(GTK_WINDOW(main_window), wbuf);
 463         }
 464         else
 465         {
 466                 tx_note("Failed to open file for write access.", true);
 467         }
 468 }
 469
 470 GtkSignalFunc save_tables()
 471 {
 472         if (save_dialog_win)
 473         {
 474                 gdk_window_raise(save_dialog_win);
 475                 return 0;
 476         }
 477
 478         save_dialog=gtk_file_selection_new("Save Set");
 479
 480         if (strlen(globals.tables_filename))
 481         {
 482                 gtk_file_selection_set_filename(GTK_FILE_SELECTION(save_dialog), globals.tables_filename);
 483         }
 484
 485         gtk_widget_show(save_dialog);
 486
 487         save_dialog_win=save_dialog->window;
 488
 489         gtk_signal_connect (GTK_OBJECT(GTK_FILE_SELECTION(save_dialog)->ok_button), "clicked", GTK_SIGNAL_FUNC(do_save_tables), NULL);
 490         gtk_signal_connect (GTK_OBJECT(GTK_FILE_SELECTION(save_dialog)->cancel_button), "clicked", GTK_SIGNAL_FUNC (cancel_save_tables), NULL);
 491         gtk_signal_connect (GTK_OBJECT(save_dialog), "delete-event", GTK_SIGNAL_FUNC(cancel_save_tables), NULL);
 492
 493         return NULL;
 494 }
 495
 496 GtkSignalFunc master_volume_changed (GtkWidget *wid, void *d)
 497 {
 498         sp_master_volume.receive_gui_value((float) 2.0-GTK_ADJUSTMENT(wid)->value);
 499         return NULL;
 500 }
 501
 502 GtkSignalFunc master_pitch_changed(GtkWidget *wid, void *d)
 503 {
 504         sp_master_pitch.receive_gui_value((float) GTK_ADJUSTMENT(wid)->value);
 505         return NULL;
 506 }
 507
 508 GtkSignalFunc saturate_changed(GtkWidget *w, void *d)
 509 {
 510         vtt_class::enable_saturate (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w)));
 511         return NULL;
 512 }
 513
 514 void mg_enable_critical_buttons(int enable)
 515 {
 516         gtk_widget_set_sensitive(seq_rec_btn, enable);
 517         gtk_widget_set_sensitive(seq_play_btn, enable);
 518         gtk_widget_set_sensitive(seq_slider, enable);
 519
 520         gtk_widget_set_sensitive(rec_menu_item, enable);
 521         vg_enable_critical_buttons(enable);
 522 }
 523
 524
 525 GtkSignalFunc seq_stop(GtkWidget *w, void *);
 526
 527 GtkSignalFunc audio_on(GtkWidget *w, void *d)
 528 {
 529         tX_engine_error res;
 530
 531         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w)))
 532         {
 533                 sequencer_ready=0;
 534                 mg_enable_critical_buttons(0);
 535                 res=tX_engine::get_instance()->run();
 536                 sequencer_ready=1;
 537
 538                 if (res!=NO_ERROR)
 539                 {
 540                         mg_enable_critical_buttons(1);
 541                         switch(res)
 542                         {
 543                                 case ERROR_BUSY:
 544                                 tx_note("Error starting engine: engine is already running.", true);
 545                                 break;
 546                                 case ERROR_AUDIO:
 547                                 tx_note("Error starting engine: failed to access audiodevice.", true);
 548                                 break;
 549                                 case ERROR_TAPE:
 550                                 tx_note("Error starting engine: failed to open the recording file.", true);
 551                                 break;
 552                                 default:tx_note("Error starting engine: Unknown error.", true);
 553                         }
 554                         return 0;
 555                 }
 556
 557                 stop_update=0;
 558                 audioon=1;
 559                 update_delay=globals.update_delay;
 560                 update_tag=gtk_timeout_add(globals.update_idle, (GtkFunction) pos_update, NULL);
 561                 gtk_widget_set_sensitive(grab_button, 1);
 562         }
 563         else
 564         {
 565                 if (!sequencer_ready) return NULL;
 566                 gtk_widget_set_sensitive(grab_button, 0);
 567                 tX_engine::get_instance()->stop();
 568                 stop_update=1;
 569                 audioon=0;
 570                 if (tX_engine::get_instance()->get_recording_request()) {
 571                         tX_engine::get_instance()->set_recording_request(false);
 572                         rec_dont_care=1;
 573                         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(rec_menu_item), 0);
 574                         rec_dont_care=0;
 575                 }
 576                 seq_stop(NULL, NULL);
 577                 mg_enable_critical_buttons(1);
 578         }
 579
 580         return NULL;
 581 }
 582
 583 GtkSignalFunc cancel_rec(GtkWidget *wid)
 584 {
 585         gtk_widget_destroy(rec_dialog);
 586         rec_dialog=NULL;
 587         rec_dialog_win=NULL;
 588         rec_dont_care=0;
 589         return(0);
 590 }
 591
 592 void do_rec(GtkWidget *wid)
 593 {
 594         char buffer[PATH_MAX];
 595
 596         strcpy(buffer, gtk_file_selection_get_filename(GTK_FILE_SELECTION(rec_dialog)));
 597
 598         if (strlen(buffer))
 599         {
 600                 strcpy(globals.record_filename, buffer);
 601                 tX_engine::get_instance()->set_recording_request(true);
 602                 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(rec_menu_item), 1);
 603         }
 604
 605         rec_dont_care=0;
 606
 607         gtk_widget_destroy(rec_dialog);
 608
 609         rec_dialog=NULL;
 610         rec_dialog_win=NULL;
 611 }
 612
 613 GtkSignalFunc select_rec_file()
 614 {
 615         if (rec_dialog_win)
 616         {
 617                 gdk_window_raise(rec_dialog_win);
 618                 return 0;
 619         }
 620
 621         rec_dialog=gtk_file_selection_new("Record To Disk");
 622
 623         if (strlen(globals.record_filename))
 624         {
 625                 gtk_file_selection_set_filename(GTK_FILE_SELECTION(rec_dialog), globals.record_filename);
 626         }
 627
 628         gtk_widget_show(rec_dialog);
 629
 630         rec_dialog_win=rec_dialog->window;
 631
 632         gtk_signal_connect (GTK_OBJECT(GTK_FILE_SELECTION(rec_dialog)->ok_button), "clicked", GTK_SIGNAL_FUNC(do_rec), NULL);
 633         gtk_signal_connect (GTK_OBJECT(GTK_FILE_SELECTION(rec_dialog)->cancel_button), "clicked", GTK_SIGNAL_FUNC (cancel_rec), NULL);
 634         gtk_signal_connect (GTK_OBJECT(rec_dialog), "delete-event", GTK_SIGNAL_FUNC(cancel_rec), NULL);
 635
 636         return NULL;
 637 }
 638
 639 GtkSignalFunc tape_on(GtkWidget *w, void *d)
 640 {
 641         if (rec_dont_care) return 0;
 642
 643         if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(w)))
 644         {
 645                 {
 646                         rec_dont_care=1;
 647                         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(w), 0);
 648                         select_rec_file();
 649                 }
 650         }
 651         else
 652         {
 653                         tX_engine::get_instance()->set_recording_request(false);
 654         }
 655
 656         return NULL;
 657 }
 658
 659 void grab_on(GtkWidget *w, void *d)
 660 {
 661         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
 662                 tX_engine::get_instance()->set_grab_request();
 663         }
 664         grab_status=1;
 665 }
 666
 667 void grab_off()
 668 {
 669         grab_status=0;
 670 }
 671
 672 void quit()
 673 {
 674         turn_audio_off();
 675         if (update_tag)
 676         gtk_timeout_remove(update_tag);
 677         globals.width=main_window->allocation.width;
 678         globals.height=main_window->allocation.height;
 679
 680         gtk_main_quit();
 681 }
 682
 683 void mplcfitx()
 684 /* Most Probably Least Called Function In terminatorX :) */
 685 {
 686         show_about(0);
 687 }
 688
 689 GtkSignalFunc seq_play(GtkWidget *w, void *)
 690 {
 691         if ((sequencer.is_empty()) &&   (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(seq_rec_btn)))) {
 692                 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w)))
 693                  {
 694                         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.");
 695                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 0);
 696                  }
 697         } else {
 698                 if (seq_stop_override) return NULL;
 699
 700                 seq_adj_care=0;
 701                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 1);
 702                 sequencer.trig_play();
 703
 704                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 1);
 705         }
 706
 707         return NULL;
 708 }
 709
 710 GtkSignalFunc seq_stop(GtkWidget *w, void *)
 711 {
 712         if (!sequencer_ready) return NULL;
 713         sequencer.trig_stop();
 714         seq_adj_care=1;
 715         seq_stop_override=1;
 716         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(seq_play_btn), 0);
 717         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(seq_rec_btn), 0);
 718         while (gtk_events_pending()) gtk_main_iteration();
 719         seq_stop_override=0;
 720         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 0);
 721         gtk_widget_set_sensitive(seq_slider, 1);
 722         gtk_widget_set_sensitive(engine_btn, 1);
 723         gtk_widget_set_sensitive(seq_rec_btn, 1);
 724
 725         return NULL;
 726 }
 727
 728 GtkSignalFunc seq_rec(GtkWidget *w, void *)
 729 {
 730         seq_adj_care=0;
 731         gtk_widget_set_sensitive(seq_slider, 0);
 732
 733         if (seq_stop_override) return NULL;
 734         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 1);
 735         gtk_widget_set_sensitive(engine_btn, 0);
 736         gtk_widget_set_sensitive(seq_rec_btn, 0);
 737         sequencer.trig_rec();
 738
 739         return NULL;
 740 }
 741
 742 void seq_update_entry(const guint32 timestamp)
 743 {
 744         char buffer[20];
 745         guint32 samples;
 746         guint32 minu,sec,hun;
 747         guint32 sr;
 748
 749         samples=timestamp*vtt_class::get_mix_buffer_size();
 750         sr=vtt_class::get_last_sample_rate();
 751
 752         if (samples>0)
 753         {
 754                 minu=samples/(sr*60);
 755                 samples-=(sr*60)*minu;
 756
 757                 sec=samples/sr;
 758                 samples-=sr*sec;
 759
 760                 hun=samples/(sr/100);
 761         }
 762         else
 763         {
 764                 minu=sec=hun=0;
 765         }
 766
 767         sprintf(buffer, "%02i:%02i.%02i", minu, sec, hun);
 768         gtk_entry_set_text(GTK_ENTRY(seq_entry), buffer);
 769 }
 770
 771 void seq_update()
 772 {
 773         seq_update_entry(sequencer.get_timestamp());
 774         gtk_adjustment_set_value(seq_adj, sequencer.get_timestamp_as_float());
 775
 776 }
 777 void seq_slider_released(GtkWidget *wid, void *d)
 778 {
 779         seq_adj_care=0;
 780         gtk_widget_set_sensitive(seq_slider, 0);
 781         sequencer.forward_to_start_timestamp(0);
 782         gtk_widget_set_sensitive(seq_slider, 1);
 783         seq_adj_care=1;
 784 }
 785 void sequencer_move(GtkWidget *wid, void *d)
 786 {
 787         guint32 pos;
 788
 789         if (seq_adj_care)
 790         {
 791                 pos=sequencer.set_start_timestamp((float) GTK_ADJUSTMENT(wid)->value);
 792                 seq_update_entry(pos);
 793         }
 794 }
 795
 796 #define add_sep();      dummy=gtk_hseparator_new ();\
 797         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);\
 798         gtk_widget_show(dummy);\
 799
 800 #define add_sep2();     dummy=gtk_hseparator_new ();\
 801         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);\
 802         gtk_widget_show(dummy);\
 803
 804 void fullscreen_toggle(GtkCheckMenuItem *item, gpointer data);
 805 void display_help();
 806 void display_browser();
 807
 808 void create_master_menu() {
 809         GtkWidget *menu_item;
 810         GtkWidget *sub_menu;
 811         GtkAccelGroup* accel_group=gtk_accel_group_new();
 812         gtk_window_add_accel_group(GTK_WINDOW(main_window), accel_group);
 813
 814         /* FILE */
 815         menu_item = gtk_menu_item_new_with_mnemonic ("_File");
 816         gtk_widget_show (menu_item);
 817         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
 818
 819         sub_menu = gtk_menu_new ();
 820         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
 821
 822         menu_item = gtk_image_menu_item_new_from_stock ("gtk-new", accel_group);
 823         gtk_widget_show (menu_item);
 824         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 825
 826         menu_item = gtk_image_menu_item_new_from_stock ("gtk-open", accel_group);
 827         gtk_widget_show (menu_item);
 828         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 829         g_signal_connect(menu_item, "activate", (GCallback) load_tables, NULL);
 830
 831         menu_item = gtk_image_menu_item_new_from_stock ("gtk-save", accel_group);
 832         gtk_widget_show (menu_item);
 833         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 834         g_signal_connect(menu_item, "activate", (GCallback) save_tables, NULL);
 835
 836         /*menu_item = gtk_image_menu_item_new_from_stock ("gtk-save-as", accel_group);
 837         gtk_widget_show (menu_item);
 838         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);*/
 839
 840         menu_item = gtk_menu_item_new ();
 841         gtk_widget_show (menu_item);
 842         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 843         gtk_widget_set_sensitive (menu_item, FALSE);
 844
 845         menu_item = gtk_image_menu_item_new_from_stock ("gtk-quit", accel_group);
 846         gtk_widget_show (menu_item);
 847         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 848         g_signal_connect(menu_item, "activate", (GCallback) quit, NULL);
 849
 850         /* Turntables */
 851         menu_item = gtk_menu_item_new_with_mnemonic ("_Turntables");
 852         gtk_widget_show (menu_item);
 853         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
 854
 855         sub_menu = gtk_menu_new ();
 856         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
 857
 858         menu_item = gtk_menu_item_new_with_mnemonic("_Add Turntable");
 859         gtk_widget_show (menu_item);
 860         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 861         g_signal_connect(menu_item, "activate", (GCallback) new_table, NULL);
 862
 863         menu_item = gtk_check_menu_item_new_with_mnemonic("_Record Audio To Disk");
 864         rec_menu_item = menu_item;
 865         gtk_widget_show (menu_item);
 866         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 867         g_signal_connect(menu_item, "activate", (GCallback) tape_on, NULL);
 868
 869         /* Options */
 870         menu_item = gtk_menu_item_new_with_mnemonic ("_Options");
 871         gtk_widget_show (menu_item);
 872         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
 873
 874         sub_menu = gtk_menu_new ();
 875         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
 876
 877         menu_item = gtk_check_menu_item_new_with_mnemonic("_Fullscreen");
 878         fullscreen_item = menu_item;
 879         gtk_widget_show (menu_item);
 880         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 881
 882         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_item), globals.fullscreen_enabled);
 883         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_F11, (GdkModifierType) 0, GTK_ACCEL_VISIBLE);
 884         g_signal_connect(menu_item, "activate", (GCallback) fullscreen_toggle, NULL);
 885
 886         menu_item = gtk_menu_item_new ();
 887         gtk_widget_show (menu_item);
 888         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 889         gtk_widget_set_sensitive (menu_item, FALSE);
 890
 891         menu_item = gtk_menu_item_new_with_mnemonic("_Preferences");
 892         gtk_widget_show (menu_item);
 893         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 894         g_signal_connect(menu_item, "activate", (GCallback) display_options, NULL);
 895
 896         /* HELP */
 897         menu_item = gtk_menu_item_new_with_mnemonic ("_Help");
 898         gtk_widget_show (menu_item);
 899         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
 900         gtk_menu_item_set_right_justified(GTK_MENU_ITEM(menu_item), TRUE);
 901
 902         sub_menu = gtk_menu_new ();
 903         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
 904
 905         menu_item = gtk_menu_item_new_with_mnemonic ("_Contents");
 906         gtk_widget_show (menu_item);
 907         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 908         g_signal_connect(menu_item, "activate", (GCallback) display_help, NULL);
 909         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_F1, (GdkModifierType) 0, GTK_ACCEL_VISIBLE);
 910
 911         menu_item = gtk_menu_item_new_with_mnemonic ("_About");
 912         gtk_widget_show (menu_item);
 913         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 914         g_signal_connect(menu_item, "activate", (GCallback) mplcfitx, NULL);
 915
 916         menu_item = gtk_menu_item_new ();
 917         gtk_widget_show (menu_item);
 918         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 919         gtk_widget_set_sensitive (menu_item, FALSE);
 920
 921         menu_item = gtk_menu_item_new_with_mnemonic ("_Visit terminatorX.cx");
 922         gtk_widget_show (menu_item);
 923         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
 924         g_signal_connect(menu_item, "activate", (GCallback) display_browser, NULL);
 925 }
 926
 927 void create_mastergui(int x, int y)
 928 {
 929         GtkWidget *mother_of_all_boxen;
 930         GtkWidget *main_vbox;
 931         GtkWidget *right_hbox;
 932         GtkWidget *left_hbox;
 933         GtkWidget *control_box;
 934         //GtkWidget *sequencer_box;
 935         GtkAdjustment *dumadj;
 936         GtkWidget *dummy;
 937         GtkWidget *master_vol_box;
 938         GtkWidget *status_box;
 939
 940         static GtkTargetEntry drop_types [] = {
 941                 { "text/uri-list", 0, 0}
 942         };
 943         static gint n_drop_types = sizeof (drop_types) / sizeof(drop_types[0]);
 944
 945         gui_tooltips=gtk_tooltips_new();
 946
 947         main_window=gtk_window_new(GTK_WINDOW_TOPLEVEL);
 948
 949         gtk_window_set_wmclass(GTK_WINDOW(main_window), "terminatorX", "tX_mastergui");
 950
 951         gtk_window_set_title(GTK_WINDOW(main_window), "terminatorX");
 952
 953         gtk_container_set_border_width(GTK_CONTAINER(main_window), 5);
 954
 955         gtk_widget_realize(main_window);
 956
 957         mother_of_all_boxen=gtk_vbox_new(FALSE, 5);
 958         gtk_container_add(GTK_CONTAINER(main_window), mother_of_all_boxen);
 959         gtk_widget_show(mother_of_all_boxen);
 960
 961         main_menubar=gtk_menu_bar_new();
 962         gtk_box_pack_start(GTK_BOX(mother_of_all_boxen), main_menubar, WID_FIX);
 963         gtk_widget_show(main_menubar);
 964
 965         create_master_menu();
 966
 967         main_vbox=gtk_hbox_new(FALSE, 5);
 968         gtk_box_pack_start(GTK_BOX(mother_of_all_boxen), main_vbox, WID_DYN);
 969         gtk_widget_show(main_vbox);
 970
 971         left_hbox=gtk_vbox_new(FALSE, 5);
 972         gtk_box_pack_start(GTK_BOX(main_vbox), left_hbox, WID_DYN);
 973         gtk_widget_show(left_hbox);
 974
 975         control_box=gtk_hbox_new(FALSE, 5);
 976         gtk_box_pack_start(GTK_BOX(left_hbox), control_box, WID_FIX);
 977         gtk_widget_show(control_box);
 978
 979 /*      dummy=gtk_hseparator_new();
 980         gtk_box_pack_start(GTK_BOX(left_hbox), dummy, WID_FIX);
 981         gtk_widget_show(dummy);*/
 982
 983
 984         dummy=gtk_hseparator_new();
 985         gtk_box_pack_start(GTK_BOX(left_hbox), dummy, WID_FIX);
 986         gtk_widget_show(dummy);
 987
 988     /* control_box contents */
 989
 990         dummy=tx_xpm_label_box(TX_ICON_AUDIOENGINE, "Audio");
 991         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
 992         gtk_widget_show(dummy);
 993
 994         dummy=tx_xpm_button_new(TX_ICON_POWER,"Power ", 1);
 995         connect_button(dummy,audio_on, NULL);
 996         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
 997         gui_set_tooltip(dummy, "Turn the audio engine on/off.");
 998         gtk_widget_show(dummy);
 999         engine_btn=dummy;
1000
1001         grab_button=tx_xpm_button_new(TX_ICON_GRAB, "Mouse Grab ", 1);
1002         gtk_box_pack_start(GTK_BOX(control_box), grab_button, WID_FIX);
1003         connect_button(grab_button, grab_on, NULL);
1004         gui_set_tooltip(grab_button, "Enter the mouse grab mode operation. Press <ESCAPE> to exit grab mode.");
1005         gtk_widget_show(grab_button);
1006
1007         /*dummy=gtk_check_button_new_with_label("Record");
1008         rec_btn=dummy;
1009         connect_button(dummy,tape_on, NULL);
1010         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1011         gui_set_tooltip(dummy, "Record the audio the terminatorX' audio engine renders. You will be prompted to enter a name for the target wav-file.");
1012         gtk_widget_show(dummy);*/
1013
1014         dummy=gtk_vseparator_new();
1015         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1016         gtk_widget_show(dummy);
1017
1018         dummy=tx_xpm_label_box(TX_ICON_SEQUENCER, "Seq.");
1019         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1020         gtk_widget_show(dummy);
1021
1022         dummy=tx_xpm_button_new(TX_ICON_PLAY,"Play ", 1);
1023         connect_button(dummy, seq_play, NULL);
1024         seq_play_btn=dummy;
1025         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1026         gui_set_tooltip(dummy, "Playback previously recorded events from the sequencer. This will turn on the audio engine automagically.");
1027         gtk_widget_show(dummy);
1028
1029         dummy=tx_xpm_button_new(TX_ICON_STOP,"Stop ", 0);
1030         seq_stop_btn=dummy;
1031         connect_button(dummy, seq_stop, NULL);
1032         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1033         gui_set_tooltip(dummy, "Stop the playback of sequencer events.");
1034         gtk_widget_show(dummy);
1035
1036         dummy=tx_xpm_button_new(TX_ICON_RECORD,"Record ", 1);
1037         connect_button(dummy, seq_rec, NULL);
1038         seq_rec_btn=dummy;
1039         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1040         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.");
1041         gtk_widget_show(dummy);
1042
1043         dummy=gtk_label_new("Pos:");
1044         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1045         gtk_widget_show(dummy);
1046
1047         dummy=gtk_entry_new_with_max_length(12);
1048         seq_entry=dummy;
1049         //gtk_widget_set_usize(dummy, 65, 20);
1050         gtk_entry_set_text(GTK_ENTRY(dummy), "00:00.00");
1051         gtk_entry_set_width_chars(GTK_ENTRY(dummy), 9);
1052         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1053         gtk_widget_show(dummy);
1054
1055         dumadj=(GtkAdjustment*) gtk_adjustment_new(0, 0, 100, 0.1, 1, 1);
1056         seq_adj=dumadj;
1057         connect_adj(dumadj, sequencer_move, NULL);
1058         dummy=gtk_hscale_new(dumadj);
1059         gtk_widget_set_usize(dummy, 65, 20);
1060         seq_slider=dummy;
1061         gtk_signal_connect(GTK_OBJECT(seq_slider), "button-release-event", (GtkSignalFunc) seq_slider_released, NULL);
1062         gtk_scale_set_draw_value(GTK_SCALE(dummy), FALSE);
1063
1064         gui_set_tooltip(dummy, "Select the start position for the sequencer in song-time.");
1065         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_DYN);
1066         gtk_widget_show(dummy);
1067
1068         dummy=gtk_hbox_new(FALSE,2); //gtk_hpaned_new ();
1069         gtk_box_pack_start(GTK_BOX(left_hbox), dummy, WID_DYN);
1070         gtk_widget_show(dummy);
1071
1072         tt_parent=dummy;
1073
1074     panel_bar=gtk_hbox_new(TRUE,2);
1075         gtk_box_pack_start(GTK_BOX(left_hbox), panel_bar, WID_FIX);
1076
1077         control_parent=gtk_hbox_new(FALSE,0);
1078         gtk_box_pack_start(GTK_BOX(tt_parent), control_parent, WID_FIX);
1079         //gtk_paned_pack1(GTK_PANED(tt_parent), control_parent, FALSE, FALSE);
1080         gtk_widget_show(control_parent);
1081
1082         dummy=gtk_vseparator_new();
1083         gtk_box_pack_start(GTK_BOX(tt_parent), dummy, WID_FIX);
1084         gtk_widget_show(dummy);
1085
1086         audio_parent=gtk_vbox_new(FALSE,0);
1087         gtk_box_pack_start(GTK_BOX(tt_parent), audio_parent, WID_DYN);
1088         //gtk_paned_pack2(GTK_PANED(tt_parent), audio_parent, TRUE, FALSE);
1089         gtk_widget_show(audio_parent);
1090
1091         dummy=gtk_vseparator_new();
1092         gtk_box_pack_start(GTK_BOX(main_vbox), dummy, WID_FIX);
1093         gtk_widget_show(dummy);
1094
1095         right_hbox=gtk_vbox_new(FALSE, 5);
1096         gtk_box_pack_start(GTK_BOX(main_vbox), right_hbox, WID_FIX);
1097         gtk_widget_show(right_hbox);
1098
1099         /* Master */
1100
1101         dummy=gtk_label_new(NULL);
1102         //gtk_label_set_markup(GTK_LABEL(dummy),"<span foreground='#000080'>Master</span>");
1103         gtk_label_set_markup(GTK_LABEL(dummy),"<b>Master</b>");
1104         gtk_misc_set_alignment(GTK_MISC(dummy), 0.5, 0.5);
1105         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1106         gtk_widget_show(dummy);
1107
1108         dummy=gtk_hseparator_new();
1109         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1110         gtk_widget_show(dummy);
1111
1112          /* Pitch */
1113
1114         /*dummy=gtk_label_new("Pitch:");
1115         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1116         gtk_widget_show(dummy);*/
1117
1118         dumadj=(GtkAdjustment*) gtk_adjustment_new(globals.pitch, -3, 3, 0.001, 0.001, 0.01);
1119         pitch_adj=dumadj;
1120         connect_adj(dumadj, master_pitch_changed, NULL);
1121
1122         tX_extdial *pdial=new tX_extdial("Pitch", pitch_adj, true);
1123         gtk_box_pack_start(GTK_BOX(right_hbox), pdial->get_widget(), WID_FIX);
1124         gui_set_tooltip(pdial->get_entry(), "Use this dial to adjust the master pitch (affecting *all* turntables).");
1125
1126 /*      dummy=gtk_hscale_new(dumadj);
1127         gtk_scale_set_digits(GTK_SCALE(dummy), 2);
1128         gtk_scale_set_value_pos(GTK_SCALE(dummy), GTK_POS_LEFT);
1129         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_DYN);
1130         gui_set_tooltip(dummy, "Use this scale to adjust the master pitch (affecting *all* turntables).");
1131         gtk_widget_show(dummy);
1132 */
1133         dummy=gtk_hseparator_new();
1134         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1135         gtk_widget_show(dummy);
1136
1137         /* Volume */
1138         master_vol_box=gtk_hbox_new(FALSE, 2);
1139         gtk_box_pack_start(GTK_BOX(right_hbox), master_vol_box, WID_DYN);
1140         gtk_widget_show(master_vol_box);
1141
1142         dumadj=(GtkAdjustment*) gtk_adjustment_new(2.0-globals.volume, 0, 2, 0.01, 0.05, 0.005);
1143         volume_adj=dumadj;
1144
1145         connect_adj(dumadj, master_volume_changed, NULL);
1146         dummy=gtk_vscale_new(dumadj);
1147         gtk_scale_set_draw_value(GTK_SCALE(dummy), False);
1148         gtk_box_pack_end(GTK_BOX(master_vol_box), dummy, WID_FIX);
1149         gtk_widget_show(dummy);
1150         gui_set_tooltip(dummy, "Adjust the master volume. This parameter will effect *all* turntables in the set.");
1151
1152 #ifdef USE_FLASH
1153         main_flash_r=gtk_tx_flash_new();
1154         gtk_box_pack_end(GTK_BOX(master_vol_box), main_flash_r, WID_DYN);
1155         gtk_widget_show(main_flash_r);
1156
1157         main_flash_l=gtk_tx_flash_new();
1158         gtk_box_pack_end(GTK_BOX(master_vol_box), main_flash_l, WID_DYN);
1159         gtk_widget_show(main_flash_l);
1160 #endif
1161         dummy=gtk_label_new("Volume");
1162         gtk_misc_set_alignment(GTK_MISC(dummy), 0.5, 0.5);
1163         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1164         gtk_widget_show(dummy);
1165
1166         /* STATUS BOX */
1167         dummy=gtk_hseparator_new();
1168         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1169         gtk_widget_show(dummy);
1170
1171         status_box=gtk_vbox_new(FALSE, 0);
1172         gtk_box_pack_start(GTK_BOX(right_hbox), status_box, WID_FIX);
1173         gtk_widget_show(status_box);
1174
1175         dummy=gtk_label_new("0");
1176         used_mem=dummy;
1177         gtk_misc_set_alignment(GTK_MISC(dummy), 1, 0.5);
1178         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1179         gtk_widget_show(dummy);
1180
1181         dummy=gtk_label_new("Mem/kB:");
1182         gtk_misc_set_alignment(GTK_MISC(dummy), 0, 0.5);
1183         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1184         gtk_widget_show(dummy);
1185
1186         add_sep2();
1187
1188         dummy=gtk_label_new("1");
1189         no_of_vtts=dummy;
1190         gtk_misc_set_alignment(GTK_MISC(dummy), 1, 0.5);
1191         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1192         gtk_widget_show(dummy);
1193
1194         dummy=gtk_label_new("Vtts:");
1195         gtk_misc_set_alignment(GTK_MISC(dummy), 0, 0.5);
1196         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1197         gtk_widget_show(dummy);
1198
1199         add_sep2();
1200
1201         dummy=gtk_label_new(VERSION);
1202         gtk_misc_set_alignment(GTK_MISC(dummy), 1, 0.5);
1203         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1204         gtk_widget_show(dummy);
1205
1206         dummy=gtk_label_new("Release:");
1207         gtk_misc_set_alignment(GTK_MISC(dummy), 0, 0.5);
1208         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1209         gtk_widget_show(dummy);
1210
1211         add_sep2();
1212
1213         dummy=gtk_label_new(NULL);
1214         gtk_label_set_markup(GTK_LABEL(dummy), "<b>Status</b>");
1215         gtk_misc_set_alignment(GTK_MISC(dummy), 0.5, 0.5);
1216         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1217         gtk_widget_show(dummy);
1218
1219         /* END GUI */
1220
1221         gtk_window_set_default_size(GTK_WINDOW(main_window), x, y);
1222         gtk_widget_set_sensitive(grab_button, 0);
1223
1224         new_table(NULL, NULL); // to give the user something to start with ;)
1225
1226         gtk_signal_connect (GTK_OBJECT(main_window), "delete-event", (GtkSignalFunc) quit, NULL);
1227
1228         if (globals.tooltips) gtk_tooltips_enable(gui_tooltips);
1229         else gtk_tooltips_disable(gui_tooltips);
1230 }
1231
1232 gfloat old_percent=-1;
1233
1234 void wav_progress_update(gfloat percent)
1235 {
1236         percent=floor(percent*10.0)/10.0; //Updating statusbars with gtk-themes eats up hell of a lot CPU-time
1237                                           // which is why we update every 10% only.
1238
1239         if (wav_progress)
1240         {
1241                 if (old_percent != percent)
1242                 {
1243                         old_percent = percent;
1244                         gtk_progress_bar_update(GTK_PROGRESS_BAR(wav_progress), percent);
1245                         while (gtk_events_pending()) gtk_main_iteration();
1246                 }
1247         }
1248
1249 }
1250
1251 void note_destroy(GtkWidget *widget, GtkWidget *mbox)
1252 {
1253         gtk_widget_destroy(GTK_WIDGET(mbox));
1254 }
1255
1256 void tx_note(const char *message, bool isError)
1257 {
1258         char buffer[4096]="terminatorX ";
1259         if (isError) {
1260                 strcat(buffer, "note:\n\n");
1261         } else {
1262                 strcat(buffer, "error:\n\n");
1263         }
1264
1265         strcat(buffer, message);
1266         GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
1267                 GTK_DIALOG_DESTROY_WITH_PARENT,
1268                 isError ? GTK_MESSAGE_ERROR : GTK_MESSAGE_INFO, GTK_BUTTONS_CLOSE, message);
1269         gtk_dialog_run(GTK_DIALOG(dialog));
1270         gtk_widget_destroy(dialog);
1271 }
1272
1273
1274 void tx_l_note(const char *message)
1275 {
1276         char buffer[4096]="Plugin info:\n\n";
1277         strcat(buffer, message);
1278
1279         GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
1280                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_INFO, GTK_BUTTONS_CLOSE, message);
1281         gtk_dialog_run(GTK_DIALOG(dialog));
1282         gtk_widget_destroy(dialog);
1283 }
1284
1285
1286 void add_to_panel_bar(GtkWidget *button) {
1287         buttons_on_panel_bar++;
1288         gtk_box_pack_start(GTK_BOX(panel_bar), button, WID_DYN);
1289         gtk_widget_show(panel_bar);
1290 }
1291
1292 void remove_from_panel_bar(GtkWidget *button) {
1293         buttons_on_panel_bar--;
1294         gtk_container_remove(GTK_CONTAINER(panel_bar), button);
1295         if (buttons_on_panel_bar==0) gtk_widget_hide(panel_bar);
1296 }
1297
1298 /* Fullscreen code... */
1299 #define _WIN_LAYER_TOP          -1
1300 #define _WIN_LAYER_NORMAL       4
1301 #define _NET_WM_STATE_REMOVE    0
1302 #define _NET_WM_STATE_ADD       1
1303 #define _NET_WM_STATE_TOGGLE    2
1304
1305 void fullscreen_toggle(GtkCheckMenuItem *item, gpointer data) {
1306         XEvent xev;
1307         Window win=GDK_WINDOW_XID(main_window->window);
1308         Display *disp=GDK_WINDOW_XDISPLAY(main_window->window);
1309
1310         globals.fullscreen_enabled=gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(fullscreen_item));
1311
1312         /* Top layer.. */
1313         xev.xclient.type = ClientMessage;
1314         xev.xclient.serial = 0;
1315         xev.xclient.send_event = True;
1316         xev.xclient.display = disp;
1317         xev.xclient.window = win;
1318         xev.xclient.message_type = gdk_x11_get_xatom_by_name ("_WIN_LAYER");
1319         xev.xclient.format = 32;
1320         xev.xclient.data.l[0] = globals.fullscreen_enabled ? _WIN_LAYER_TOP : _WIN_LAYER_NORMAL ;
1321         XSendEvent(disp, GDK_WINDOW_XID (gdk_get_default_root_window ()),
1322                 False, SubstructureRedirectMask | SubstructureNotifyMask,
1323                 &xev);
1324
1325         /* Fullscreen */
1326         xev.xclient.type = ClientMessage;
1327         xev.xclient.serial = 0;
1328         xev.xclient.send_event = True;
1329         xev.xclient.display = disp;
1330         xev.xclient.window = win;
1331         xev.xclient.message_type = gdk_x11_get_xatom_by_name ("_NET_WM_STATE");
1332         xev.xclient.format = 32;
1333         xev.xclient.data.l[0] = globals.fullscreen_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
1334         xev.xclient.data.l[1] = gdk_x11_atom_to_xatom (gdk_atom_intern ("_NET_WM_STATE_FULLSCREEN", TRUE));
1335         xev.xclient.data.l[2] = gdk_x11_atom_to_xatom (GDK_NONE);
1336         XSendEvent(gdk_display, GDK_WINDOW_XID (gdk_get_default_root_window ()),
1337                 False, SubstructureRedirectMask | SubstructureNotifyMask,
1338                 &xev);
1339 }
1340
1341 void fullscreen_setup() {
1342         if (globals.fullscreen_enabled) {
1343                 fullscreen_toggle(NULL, NULL);
1344         }
1345 }
1346
1347 void display_mastergui()
1348 {
1349         GtkWidget *top;
1350         gtk_widget_realize(main_window);
1351         tX_set_icon(main_window, "terminatorX");
1352         load_knob_pixs(main_window);
1353         gtk_widget_show(main_window);
1354         fullscreen_setup();
1355         top=gtk_widget_get_toplevel(main_window);
1356         xwindow=GDK_WINDOW_XWINDOW(top->window);
1357 }
1358
1359 pid_t help_child=0;
1360 GTimer *help_timer=NULL;
1361 int help_tag=-1;
1362
1363 int help_checker() {
1364         gdouble time;
1365         gulong ms;
1366         int status;
1367         int result=waitpid(help_child, &status, WNOHANG);
1368
1369         if (result==0) {
1370                 time=g_timer_elapsed(help_timer, &ms);
1371                 if (time > 5) {
1372                         /* 5 seconds and it's still running - so we assume everything's OK. */
1373                         tX_debug("No longer waiting for gnome-help..");
1374                         gtk_idle_remove(help_tag);
1375                         help_tag=-1;
1376                 }
1377         } else {
1378                 /* We are still here and the child exited - that could mean trouble. */
1379                 tx_note("Couldn't run the gnome-help command (alias \"yelp\") to display the terminatorX manual. Please ensure that \"yelp\" is installed.", true);
1380
1381                 gtk_idle_remove(help_tag);
1382                 help_tag=-1;
1383         }
1384         return TRUE;
1385 }
1386
1387 #ifndef INSTALL_PREFIX
1388 #define INSTALL_PREFIX "/usr/local/share"
1389 #endif
1390
1391 void display_help() {
1392         help_child=fork();
1393
1394         if (help_tag!=-1) {
1395                 gtk_idle_remove(help_tag);
1396                 if (help_timer) g_timer_destroy(help_timer);
1397                 help_child=0;
1398                 help_tag=-1;
1399                 help_timer=NULL;
1400         }
1401
1402         if (help_child==0) {
1403                 // child
1404                 execlp("gnome-help","gnome-help","ghelp:/" INSTALL_PREFIX "/terminatorX/doc/terminatorX-manual/C/terminatorX-manual.xml", NULL);
1405                 _exit(-1);
1406         } else if (help_child==-1) {
1407                 tx_note("System error: couldn't fork() to run the help process.", true);
1408         } else {
1409                 help_timer=g_timer_new();
1410                 g_timer_start(help_timer);
1411
1412                 help_tag=gtk_idle_add((GtkFunction) help_checker, NULL);
1413         }
1414 }
1415
1416 pid_t browser_child=0;
1417 GTimer *browser_timer=NULL;
1418 int browser_tag=-1;
1419
1420 int browser_checker() {
1421         gdouble time;
1422         gulong ms;
1423         int status;
1424         int result=waitpid(browser_child, &status, WNOHANG);
1425
1426         if (result==0) {
1427                 time=g_timer_elapsed(browser_timer, &ms);
1428                 if (time > 5) {
1429                         /* 5 seconds and it's still running - so we assume everything's OK. */
1430                         tX_debug("No longer waiting for a browser..");
1431                         gtk_idle_remove(browser_tag);
1432                         browser_tag=-1;
1433                 }
1434         } else {
1435                 /* We are still here and the child exited - that could mean trouble. */
1436                 tx_note("Failed to run a suitable web browser - if there's one installed on this system, please run it and forward yourself to:\nhttp://terminatorX.cx", true);
1437
1438                 gtk_idle_remove(browser_tag);
1439                 browser_tag=-1;
1440         }
1441         return TRUE;
1442 }
1443
1444 void display_browser() {
1445         browser_child=fork();
1446
1447         if (browser_tag!=-1) {
1448                 gtk_idle_remove(browser_tag);
1449                 if (browser_timer) g_timer_destroy(browser_timer);
1450                 browser_child=0;
1451                 browser_tag=-1;
1452                 browser_timer=NULL;
1453         }
1454
1455         if (browser_child==0) {
1456                 // child
1457                 execlp("mozilla","mozilla","http://terminatorX.cx", NULL);
1458                 execlp("netscape","netscape","http://terminatorX.cx", NULL);
1459                 execlp("galeon","galeon","http://terminatorX.cx", NULL);
1460                 execlp("konqueror","konqueror","http://terminatorX.cx", NULL);
1461                 _exit(-1);
1462         } else if (browser_child==-1) {
1463                 tx_note("System error: couldn't fork() to run the browser process.", true);
1464         } else {
1465                 browser_timer=g_timer_new();
1466                 g_timer_start(browser_timer);
1467
1468                 browser_tag=gtk_idle_add((GtkFunction) browser_checker, NULL);
1469         }
1470 }