src/tX_mastergui.cc

   1 /*
   2     terminatorX - realtime audio scratching software
   3     Copyright (C) 1999-2004  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 "tX_glade_interface.h"
  46 #include "tX_glade_support.h"
  47 #include <sys/time.h>
  48 #include <sys/wait.h>
  49 #include "tX_midiin.h"
  50
  51 #ifdef USE_SCHEDULER
  52 #include <sys/resource.h>
  53 #endif
  54
  55 #define TX_SET_ID_10 "terminatorX turntable set file - version 1.0 - data:"
  56 #define TX_SET_ID_11 "terminatorX turntable set file - version 1.1 - data:"
  57 #define TX_SET_ID_12 "terminatorX turntable set file - version 1.2 - data:"
  58 #define TX_SET_ID_13 "terminatorX turntable set file - version 1.3 - data:"
  59 #define TX_SET_ID_14 "terminatorX turntable set file - version 1.4 - data:"
  60
  61 int audioon=0;
  62 int sequencer_ready=1;
  63
  64 bool tX_shutdown=false;
  65
  66 GtkWidget *tt_parent;
  67 GtkWidget *control_parent;
  68 GtkWidget *audio_parent;
  69 GtkWidget *main_window;
  70 GtkWidget *grab_button;
  71 GtkWidget *main_flash;
  72
  73 GtkWidget *seq_rec_btn;
  74 GtkWidget *seq_play_btn;
  75 GtkWidget *seq_stop_btn;
  76 GtkAdjustment *seq_adj;
  77 GtkWidget *seq_slider;
  78 GtkWidget *seq_entry;
  79 GtkWidget *panel_bar;
  80
  81 int buttons_on_panel_bar=0;
  82
  83 int seq_adj_care=1;
  84 int seq_stop_override=0;
  85
  86 GtkAdjustment *volume_adj;
  87 GtkAdjustment *pitch_adj;
  88
  89 /* seq-pars */
  90 tX_seqpar_master_volume sp_master_volume;
  91 tX_seqpar_master_pitch sp_master_pitch;
  92
  93 GtkWidget *engine_btn;
  94
  95 GtkWidget *main_menubar;
  96 GtkWidget *rec_menu_item;
  97 GtkWidget *fullscreen_item;
  98
  99 int rec_dont_care=0;
 100 gint update_tag;
 101
 102 #define connect_entry(wid, func, ptr); g_signal_connect(G_OBJECT(wid), "activate", (GtkSignalFunc) func, (void *) ptr);
 103 #define connect_adj(wid, func, ptr); g_signal_connect(G_OBJECT(wid), "value_changed", (GtkSignalFunc) func, (void *) ptr);
 104 #define connect_button(wid, func, ptr); g_signal_connect(G_OBJECT(wid), "clicked", (GtkSignalFunc) func, (void *) ptr);
 105
 106 Window xwindow;
 107 #define WID_DYN TRUE, TRUE, 0
 108 #define WID_FIX FALSE, FALSE, 0
 109 extern void add_vtt(GtkWidget *ctrl, GtkWidget *audio, char *fn);
 110 extern void destroy_gui(vtt_class *vtt);
 111 extern void gui_show_frame(vtt_class *vtt, int show);
 112
 113 GdkWindow *save_dialog_win=NULL;
 114 GdkWindow *load_dialog_win=NULL;
 115 GtkWidget *save_dialog=NULL;
 116 GtkWidget *load_dialog=NULL;
 117
 118 GdkWindow *rec_dialog_win=NULL;
 119 GtkWidget *rec_dialog=NULL;
 120
 121 //GtkWidget *no_of_vtts=NULL;
 122 GtkWidget *used_mem=NULL;
 123
 124 int stop_update=0;
 125 int update_delay;
 126
 127 vtt_class *old_focus=NULL;
 128
 129 int grab_status=0;
 130 int last_grab_status=0;
 131
 132 GtkWidget *delete_all_item=NULL;
 133 GtkWidget *delete_all_vtt_item=NULL;
 134
 135 GtkTooltips *gui_tooltips=NULL;
 136
 137 void gui_set_tooltip(GtkWidget *wid, char *tip)
 138 {
 139         gtk_tooltips_set_tip(gui_tooltips, wid, tip, NULL);
 140 }
 141
 142 void turn_audio_off(void)
 143 {
 144         if (audioon) {
 145                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 0);
 146                 while (gtk_events_pending()) gtk_main_iteration();
 147         }
 148 }
 149
 150 gint pos_update(gpointer data)
 151 {
 152         f_prec temp,temp2;
 153
 154         if (stop_update) {
 155                 cleanup_all_vtts();
 156                 tX_seqpar :: update_all_graphics();
 157                 if (old_focus) gui_show_frame(old_focus, 0);
 158                 old_focus=NULL;
 159                 gtk_tx_flash_clear(main_flash);
 160                 gdk_flush();
 161                 update_tag=0;
 162                 return FALSE;
 163         } else {
 164                 update_all_vtts();
 165
 166                 /*main vu meter */
 167                 temp=vtt_class::mix_max_l;
 168                 vtt_class::mix_max_l=0;
 169                 temp2=vtt_class::mix_max_r;
 170                 vtt_class::mix_max_r=0;
 171                 gtk_tx_flash_set_level(main_flash, temp/FL_SHRT_MAX, temp2/FL_SHRT_MAX);
 172
 173                 if (vtt_class::focused_vtt!=old_focus) {
 174                         if (old_focus) gui_show_frame(old_focus, 0);
 175                         old_focus=vtt_class::focused_vtt;
 176                         if (old_focus) gui_show_frame(old_focus, 1);
 177                 }
 178                 if (grab_status!=last_grab_status) {
 179                         last_grab_status=grab_status;
 180                         if (!grab_status) {
 181                                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(grab_button), 0);
 182                         }
 183                 }
 184                 gdk_flush();
 185                 update_delay--;
 186
 187                 if (update_delay < 0) {
 188                         seq_update();
 189                         tX_seqpar::update_all_graphics();
 190                         update_delay=globals.update_delay;
 191                 }
 192
 193                 if (tX_engine::get_instance()->get_runtime_error()) {
 194                         tX_error("ouch - error while playback...");
 195                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 0);
 196                         return FALSE;
 197                 }
 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                 while((!feof(procfs)) && !found) {
 217                         fgets(buffer, 256, procfs);
 218
 219                         if (strncmp("VmSize:", buffer, 7)==0) {
 220                                 found=1;
 221                                 sscanf(buffer, "VmSize: %i kB", &mem);
 222                                 sprintf(buffer, "%i", mem);
 223                                 gtk_label_set_text(GTK_LABEL(used_mem), buffer);
 224                         }
 225                 }
 226                 fclose(procfs);
 227         } else {
 228                 gtk_label_set_text(GTK_LABEL(used_mem), "");
 229         }
 230
 231         /*sprintf(buffer, "%i", vtt_class::vtt_amount);
 232         gtk_label_set_text(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                 ld_create_loaddlg(TX_LOADDLG_MODE_SINGLE, 1);
 241                 ld_set_filename(fn);
 242         }
 243
 244         add_vtt(control_parent, audio_parent, fn);
 245
 246         if (fn) ld_destroy();
 247         mg_update_status();
 248
 249 #ifdef USE_ALSA_MIDI_IN
 250         if (globals.auto_assign_midi) tX_midiin::auto_assign_midi_mappings(NULL, NULL);
 251 #endif
 252
 253         return NULL;
 254 }
 255
 256 bool tx_mg_have_setname=false;
 257 char tx_mg_current_setname[PATH_MAX]="";
 258
 259 GtkSignalFunc new_tables() {
 260         GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
 261                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION, GTK_BUTTONS_YES_NO,
 262                 "Are you sure you want to loose all turntables and events?");
 263
 264         int res=gtk_dialog_run(GTK_DIALOG(dialog));
 265         gtk_widget_destroy(dialog);
 266
 267         if (res!=GTK_RESPONSE_YES) {
 268                 return NULL;
 269         }
 270
 271         vtt_class::delete_all();
 272         new_table(NULL, NULL);
 273
 274 #ifdef USE_ALSA_MIDI_IN
 275         if (globals.auto_assign_midi) tX_midiin::auto_assign_midi_mappings(NULL, NULL);
 276 #endif
 277
 278         gtk_window_set_title(GTK_WINDOW(main_window), "terminatorX");
 279
 280         return NULL;
 281 }
 282
 283 /* Loading saved setups */
 284
 285 GtkSignalFunc cancel_load_tables(GtkWidget *wid)
 286 {
 287         gtk_widget_destroy(load_dialog);
 288         load_dialog=NULL;
 289         load_dialog_win=NULL;
 290         return(0);
 291 }
 292
 293 void load_tt_part(char * buffer)
 294 {
 295         char idbuff[256];
 296         char wbuf[PATH_MAX];
 297         xmlDocPtr doc;
 298 #ifdef ENABLE_TX_LEGACY
 299         FILE *in;
 300 #endif
 301         turn_audio_off();
 302
 303         strcpy(globals.tables_filename, buffer);
 304
 305         doc = xmlParseFile(buffer);
 306         if (doc) {
 307                 vtt_class::load_all(doc, buffer);
 308                 xmlFreeDoc(doc);
 309         }
 310
 311 #ifdef ENABLE_TX_LEGACY
 312         else {
 313                 in=fopen(buffer, "r");
 314
 315                 if (in) {
 316                         fread(idbuff, strlen(TX_SET_ID_10), 1, in);
 317                         if (strncmp(idbuff, TX_SET_ID_10, strlen(TX_SET_ID_10))==0) {
 318                                 if (vtt_class::load_all_10(in, buffer)) tx_note("Error while reading set.", true);
 319                         } else if (strncmp(idbuff, TX_SET_ID_11, strlen(TX_SET_ID_11))==0)      {
 320                                 if (vtt_class::load_all_11(in, buffer)) tx_note("Error while reading set.", true);
 321                         } else if (strncmp(idbuff, TX_SET_ID_12, strlen(TX_SET_ID_12))==0) {
 322                                 if (vtt_class::load_all_12(in, buffer)) tx_note("Error while reading set.", true);
 323                         } else if (strncmp(idbuff, TX_SET_ID_13, strlen(TX_SET_ID_13))==0) {
 324                                 if (vtt_class::load_all_13(in, buffer)) tx_note("Error while reading set.", true);
 325                         } else if (strncmp(idbuff, TX_SET_ID_14, strlen(TX_SET_ID_14))==0) {
 326                                 if (vtt_class::load_all_14(in, buffer)) tx_note("Error while reading set.", true);
 327                         }       else {
 328                                 tx_note("This file is not a terminatorX set-file.", true);
 329                                 fclose(in);
 330                                 return;
 331                         }
 332                         fclose(in);
 333                 } else {
 334                         strcpy(idbuff, "Failed to access file: \"");    // I'm stealing the unrelated string for a temp :)
 335                         strcat(idbuff, globals.tables_filename);
 336                         strcat(idbuff, "\"");
 337                         tx_note(idbuff, true);
 338
 339                         return;
 340                 }
 341         }
 342 #else
 343         else {
 344                 strcpy(idbuff, "Failed to access file: \"");    // I'm stealing the unrelated sting for a temp :)
 345                 strcat(idbuff, globals.tables_filename);
 346                 strcat(idbuff, "\"");
 347                 tx_note(idbuff, true);
 348
 349                 return;
 350         }
 351 #endif
 352
 353         tx_mg_have_setname=true;
 354         strcpy(tx_mg_current_setname, buffer);
 355
 356         tX_seqpar :: init_all_graphics();
 357         vg_init_all_non_seqpars();
 358
 359         gtk_adjustment_set_value(volume_adj, globals.volume);
 360         gtk_adjustment_set_value(pitch_adj, globals.pitch);
 361         sprintf(wbuf,"terminatorX - %s", strip_path(buffer));
 362 #ifdef USE_ALSA_MIDI_IN
 363         if (globals.auto_assign_midi) tX_midiin::auto_assign_midi_mappings(NULL, NULL);
 364 #endif
 365         gtk_window_set_title(GTK_WINDOW(main_window), wbuf);
 366 }
 367
 368 void do_load_tables(GtkWidget *wid)
 369 {
 370         char buffer[PATH_MAX];
 371
 372         strcpy(buffer, gtk_file_selection_get_filename(GTK_FILE_SELECTION(load_dialog)));
 373
 374         gtk_widget_destroy(load_dialog);
 375
 376         load_dialog=NULL;
 377         load_dialog_win=NULL;
 378
 379         tX_cursor::set_cursor(tX_cursor::WAIT_CURSOR);
 380         load_tt_part(buffer);
 381         tX_cursor::reset_cursor();
 382 }
 383
 384 GtkSignalFunc load_tables()
 385 {
 386         if (load_dialog_win) {
 387                 gdk_window_raise(load_dialog_win);
 388                 return 0;
 389         }
 390
 391         load_dialog=gtk_file_selection_new("Load Set");
 392
 393         gtk_file_selection_show_fileop_buttons(GTK_FILE_SELECTION(load_dialog));
 394         gtk_file_selection_complete(GTK_FILE_SELECTION(load_dialog), "*.tX");
 395
 396         if (strlen(globals.tables_filename)) {
 397                 gtk_file_selection_set_filename(GTK_FILE_SELECTION(load_dialog), globals.tables_filename);
 398         }
 399
 400         gtk_widget_show(load_dialog);
 401
 402         load_dialog_win=load_dialog->window;
 403
 404         g_signal_connect (G_OBJECT(GTK_FILE_SELECTION(load_dialog)->ok_button), "clicked", G_CALLBACK(do_load_tables), NULL);
 405         g_signal_connect (G_OBJECT(GTK_FILE_SELECTION(load_dialog)->cancel_button), "clicked", G_CALLBACK (cancel_load_tables), NULL);
 406         g_signal_connect (G_OBJECT(load_dialog), "delete-event", G_CALLBACK(cancel_load_tables), NULL);
 407
 408         return NULL;
 409 }
 410
 411 GtkSignalFunc drop_set(GtkWidget *widget, GdkDragContext *context,
 412                 gint x, gint y, GtkSelectionData *selection_data,
 413                 guint info, guint time, vtt_class *vtt)
 414 {
 415         char filename[PATH_MAX];
 416         char *fn;
 417
 418         strncpy(filename, (char *) selection_data->data, (size_t) selection_data->length);
 419         filename[selection_data->length]=0;
 420
 421         fn = strchr (filename, '\r');
 422         *fn=0;
 423
 424         fn = strchr (filename, ':');
 425         if (fn) fn++; else fn=(char *) selection_data->data;
 426
 427         load_tt_part(fn);
 428
 429         strcpy (filename, "dont segfault workaround ;)");
 430         return NULL;
 431 }
 432
 433 /* save tables */
 434
 435 GtkSignalFunc cancel_save_tables(GtkWidget *wid)
 436 {
 437         gtk_widget_destroy(save_dialog);
 438         save_dialog=NULL;
 439         save_dialog_win=NULL;
 440         return(0);
 441 }
 442
 443 gboolean do_save_tables(GtkWidget *wid)
 444 {
 445         FILE *out;
 446         gzFile zout;
 447         char buffer[PATH_MAX];
 448         char wbuf[PATH_MAX];
 449         char *ext;
 450
 451         if (wid) {
 452                 strcpy(buffer, gtk_file_selection_get_filename(GTK_FILE_SELECTION(save_dialog)));
 453                 int len=strlen(buffer);
 454                 if (!len || (buffer[len-1]=='/')) {
 455                         tx_note("Invalid filename for set file.", true);
 456                         return FALSE;
 457                 }
 458                 strcpy(globals.tables_filename, buffer);
 459                 gtk_widget_destroy(save_dialog);
 460                 save_dialog=NULL;
 461                 save_dialog_win=NULL;
 462         } else {
 463                 strcpy(buffer, tx_mg_current_setname);
 464         }
 465
 466         ext=strrchr(buffer, '.');
 467
 468         if (ext) {
 469                 if (strcmp(ext, ".tX")) strcat(buffer, ".tX");
 470         } else {
 471                 strcat(buffer, ".tX");
 472         }
 473
 474         tx_mg_have_setname=true;
 475         strcpy(tx_mg_current_setname, buffer);
 476
 477         if (globals.compress_set_files) {
 478                 _store_compress_xml=1;
 479                 out=NULL;
 480                 zout=gzopen(buffer, "w");
 481         } else {
 482                 _store_compress_xml=0;
 483                 out=fopen(buffer, "w");
 484                 zout=NULL;
 485         }
 486
 487         if (out || zout) {
 488                 if (vtt_class::save_all(out, zout)) tx_note("Error while saving set.", true);
 489                 if (out) fclose(out);
 490                 else if (zout) gzclose(zout);
 491                 sprintf(wbuf,"terminatorX - %s", strip_path(buffer));
 492                 gtk_window_set_title(GTK_WINDOW(main_window), wbuf);
 493         } else {
 494                 tx_note("Failed to open file for write access.", true);
 495         }
 496
 497         return FALSE;
 498 }
 499
 500 GtkSignalFunc save_tables_as()
 501 {
 502         if (save_dialog_win) {
 503                 gtk_widget_destroy(save_dialog);
 504                 save_dialog=NULL;
 505                 save_dialog_win=NULL;
 506         }
 507
 508         save_dialog=gtk_file_selection_new("Save Set");
 509
 510         if (tx_mg_have_setname) {
 511                 gtk_file_selection_set_filename(GTK_FILE_SELECTION(save_dialog), tx_mg_current_setname);
 512         }
 513
 514         gtk_widget_show(save_dialog);
 515
 516         save_dialog_win=save_dialog->window;
 517
 518         g_signal_connect (G_OBJECT(GTK_FILE_SELECTION(save_dialog)->ok_button), "clicked", G_CALLBACK(do_save_tables), NULL);
 519         g_signal_connect (G_OBJECT(GTK_FILE_SELECTION(save_dialog)->cancel_button), "clicked", G_CALLBACK (cancel_save_tables), NULL);
 520         g_signal_connect (G_OBJECT(save_dialog), "delete-event", G_CALLBACK(cancel_save_tables), NULL);
 521
 522         return NULL;
 523 }
 524
 525 GtkSignalFunc save_tables()
 526 {
 527         if (!tx_mg_have_setname) {
 528                 save_tables_as();
 529         } else {
 530                 do_save_tables(NULL);
 531         }
 532
 533         return NULL;
 534 }
 535
 536 GtkSignalFunc master_volume_changed (GtkWidget *wid, void *d)
 537 {
 538         sp_master_volume.receive_gui_value((float) GTK_ADJUSTMENT(wid)->value);
 539         return NULL;
 540 }
 541
 542 GtkSignalFunc master_pitch_changed(GtkWidget *wid, void *d)
 543 {
 544         sp_master_pitch.receive_gui_value((float) GTK_ADJUSTMENT(wid)->value);
 545         return NULL;
 546 }
 547
 548 void mg_enable_critical_buttons(int enable)
 549 {
 550         gtk_widget_set_sensitive(seq_rec_btn, enable);
 551         gtk_widget_set_sensitive(seq_play_btn, enable);
 552         gtk_widget_set_sensitive(seq_slider, enable);
 553
 554         gtk_widget_set_sensitive(rec_menu_item, enable);
 555         gtk_widget_set_sensitive(delete_all_item, enable);
 556         gtk_widget_set_sensitive(delete_all_vtt_item, enable);
 557
 558         vg_enable_critical_buttons(enable);
 559 }
 560
 561 GtkSignalFunc seq_stop(GtkWidget *w, void *);
 562
 563 static bool stop_override=false;
 564
 565 GtkSignalFunc audio_on(GtkWidget *w, void *d)
 566 {
 567         tX_engine_error res;
 568
 569         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
 570                 sequencer_ready=0;
 571                 mg_enable_critical_buttons(0);
 572                 res=tX_engine::get_instance()->run();
 573
 574                 if (res!=NO_ERROR) {
 575                         mg_enable_critical_buttons(1);
 576                         stop_override=true;
 577                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 0);
 578                         stop_override=false;
 579
 580                         switch(res) {
 581                                 case ERROR_BUSY:
 582                                 tx_note("Error starting engine: engine is already running.", true);
 583                                 break;
 584                                 case ERROR_AUDIO:
 585                                 tx_note("Error starting engine: failed to access audiodevice.\nPlease check the audio device settings in the \"Preferences\" dialog.", true);
 586                                 break;
 587                                 case ERROR_TAPE:
 588                                 tx_note("Error starting engine: failed to open the recording file.", true);
 589                                 break;
 590                                 default:tx_note("Error starting engine: Unknown error.", true);
 591                         }
 592
 593                         return 0;
 594                 }
 595
 596                 sequencer_ready=1;
 597                 stop_update=0;
 598                 audioon=1;
 599                 update_delay=globals.update_delay;
 600                 update_tag=gtk_timeout_add(globals.update_idle, (GtkFunction) pos_update, NULL);
 601                 gtk_widget_set_sensitive(grab_button, 1);
 602         } else {
 603                 if (stop_override) return NULL;
 604                 if (!sequencer_ready) return NULL;
 605                 gtk_widget_set_sensitive(grab_button, 0);
 606                 tX_engine::get_instance()->stop();
 607                 stop_update=1;
 608                 audioon=0;
 609                 if (tX_engine::get_instance()->get_recording_request()) {
 610                         tX_engine::get_instance()->set_recording_request(false);
 611                         rec_dont_care=1;
 612                         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(rec_menu_item), 0);
 613                         rec_dont_care=0;
 614                 }
 615
 616                 seq_stop(NULL, NULL);
 617                 mg_enable_critical_buttons(1);
 618
 619                 if (tX_engine::get_instance()->get_runtime_error()) {
 620                         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);
 621                 }
 622         }
 623
 624         return NULL;
 625 }
 626
 627 GtkSignalFunc cancel_rec(GtkWidget *wid)
 628 {
 629         gtk_widget_destroy(rec_dialog);
 630         rec_dialog=NULL;
 631         rec_dialog_win=NULL;
 632         rec_dont_care=0;
 633         return(0);
 634 }
 635
 636 void do_rec(GtkWidget *wid)
 637 {
 638         char buffer[PATH_MAX];
 639
 640         strcpy(buffer, gtk_file_selection_get_filename(GTK_FILE_SELECTION(rec_dialog)));
 641
 642         if (strlen(buffer)) {
 643                 strcpy(globals.record_filename, buffer);
 644                 tX_engine::get_instance()->set_recording_request(true);
 645                 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(rec_menu_item), 1);
 646         }
 647
 648         rec_dont_care=0;
 649
 650         gtk_widget_destroy(rec_dialog);
 651
 652         rec_dialog=NULL;
 653         rec_dialog_win=NULL;
 654 }
 655
 656 GtkSignalFunc select_rec_file()
 657 {
 658         if (rec_dialog_win) {
 659                 gdk_window_raise(rec_dialog_win);
 660                 return 0;
 661         }
 662
 663         rec_dialog=gtk_file_selection_new("Record To Disk");
 664
 665         if (strlen(globals.record_filename)) {
 666                 gtk_file_selection_set_filename(GTK_FILE_SELECTION(rec_dialog), globals.record_filename);
 667         }
 668
 669         gtk_widget_show(rec_dialog);
 670
 671         rec_dialog_win=rec_dialog->window;
 672
 673         g_signal_connect (G_OBJECT(GTK_FILE_SELECTION(rec_dialog)->ok_button), "clicked", G_CALLBACK(do_rec), NULL);
 674         g_signal_connect (G_OBJECT(GTK_FILE_SELECTION(rec_dialog)->cancel_button), "clicked", G_CALLBACK (cancel_rec), NULL);
 675         g_signal_connect (G_OBJECT(rec_dialog), "delete-event", G_CALLBACK(cancel_rec), NULL);
 676
 677         return NULL;
 678 }
 679
 680 GtkSignalFunc tape_on(GtkWidget *w, void *d)
 681 {
 682         if (rec_dont_care) return 0;
 683
 684         if (gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(w))) {
 685                 rec_dont_care=1;
 686                 gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(w), 0);
 687                 select_rec_file();
 688         } else {
 689                         tX_engine::get_instance()->set_recording_request(false);
 690         }
 691
 692         return NULL;
 693 }
 694
 695 void grab_on(GtkWidget *w, void *d)
 696 {
 697         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
 698                 tX_engine::get_instance()->set_grab_request();
 699         }
 700         grab_status=1;
 701 }
 702
 703 void grab_off()
 704 {
 705         grab_status=0;
 706 }
 707
 708 gboolean quit()
 709 {
 710         if (globals.quit_confirm) {
 711                 GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
 712                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION, GTK_BUTTONS_YES_NO,
 713                 "Exit terminatorX and loose all unsaved data?");
 714
 715                 int res=gtk_dialog_run(GTK_DIALOG(dialog));
 716                 gtk_widget_destroy(dialog);
 717
 718                 if (res!=GTK_RESPONSE_YES) {
 719                         return TRUE;
 720                 }
 721         }
 722
 723         tX_shutdown=true;
 724
 725         turn_audio_off();
 726         vtt_class::delete_all();
 727
 728         if (update_tag)
 729         gtk_timeout_remove(update_tag);
 730         globals.width=main_window->allocation.width;
 731         globals.height=main_window->allocation.height;
 732
 733         gtk_main_quit();
 734
 735         return true;
 736 }
 737
 738 void mplcfitx()
 739 /* Most Probably Least Called Function In terminatorX :) */
 740 {
 741         show_about(0);
 742 }
 743
 744 GtkSignalFunc seq_play(GtkWidget *w, void *)
 745 {
 746         if ((sequencer.is_empty()) &&   (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(seq_rec_btn)))) {
 747                 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w)))
 748                  {
 749                         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.");
 750                         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 0);
 751                  }
 752         } else {
 753                 if (seq_stop_override) return NULL;
 754
 755                 seq_adj_care=0;
 756                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 1);
 757                 sequencer.trig_play();
 758
 759                 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 1);
 760         }
 761
 762         return NULL;
 763 }
 764
 765 GtkSignalFunc seq_stop(GtkWidget *w, void *)
 766 {
 767         if (!sequencer_ready) return NULL;
 768         sequencer.trig_stop();
 769         seq_adj_care=1;
 770         seq_stop_override=1;
 771         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(seq_play_btn), 0);
 772         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(seq_rec_btn), 0);
 773         while (gtk_events_pending()) gtk_main_iteration();
 774         seq_stop_override=0;
 775         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(engine_btn), 0);
 776         gtk_widget_set_sensitive(seq_slider, 1);
 777         gtk_widget_set_sensitive(engine_btn, 1);
 778         gtk_widget_set_sensitive(seq_rec_btn, 1);
 779
 780         return NULL;
 781 }
 782
 783 GtkSignalFunc seq_rec(GtkWidget *w, void *)
 784 {
 785         seq_adj_care=0;
 786         gtk_widget_set_sensitive(seq_slider, 0);
 787
 788         if (seq_stop_override) return NULL;
 789         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), 1);
 790         gtk_widget_set_sensitive(engine_btn, 0);
 791         gtk_widget_set_sensitive(seq_rec_btn, 0);
 792         sequencer.trig_rec();
 793
 794         return NULL;
 795 }
 796
 797 void seq_update_entry(const guint32 timestamp)
 798 {
 799         char buffer[20];
 800         guint32 samples;
 801         guint32 minu,sec,hun;
 802         guint32 sr;
 803
 804         samples=timestamp*vtt_class::get_mix_buffer_size();
 805         sr=vtt_class::get_last_sample_rate();
 806
 807         if (samples>0) {
 808                 minu=samples/(sr*60);
 809                 samples-=(sr*60)*minu;
 810
 811                 sec=samples/sr;
 812                 samples-=sr*sec;
 813
 814                 hun=samples/(sr/100);
 815         } else {
 816                 minu=sec=hun=0;
 817         }
 818
 819         sprintf(buffer, "%02i:%02i.%02i", minu, sec, hun);
 820         gtk_entry_set_text(GTK_ENTRY(seq_entry), buffer);
 821 }
 822
 823 void seq_update()
 824 {
 825         seq_update_entry(sequencer.get_timestamp());
 826         gtk_adjustment_set_value(seq_adj, sequencer.get_timestamp_as_float());
 827
 828 }
 829 gboolean seq_slider_released(GtkWidget *wid, void *d)
 830 {
 831         seq_adj_care=0;
 832         gtk_widget_set_sensitive(seq_slider, 0);
 833         sequencer.forward_to_start_timestamp(0);
 834         gtk_widget_set_sensitive(seq_slider, 1);
 835         seq_adj_care=1;
 836
 837         return FALSE;
 838 }
 839 void sequencer_move(GtkWidget *wid, void *d)
 840 {
 841         guint32 pos;
 842
 843         if (seq_adj_care) {
 844                 pos=sequencer.set_start_timestamp((float) GTK_ADJUSTMENT(wid)->value);
 845                 seq_update_entry(pos);
 846         }
 847 }
 848
 849 #define add_sep();      dummy=gtk_hseparator_new ();\
 850         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);\
 851         gtk_widget_show(dummy);\
 852
 853 #define add_sep2();     dummy=gtk_hseparator_new ();\
 854         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);\
 855         gtk_widget_show(dummy);\
 856
 857 void fullscreen_toggle(GtkCheckMenuItem *item, gpointer data);
 858 void display_help();
 859 void display_browser();
 860
 861 tX_seqpar *del_sp=NULL;
 862 vtt_class *del_vtt=NULL;
 863 tx_menu_del_mode menu_del_mode=ALL_EVENTS_ALL_TURNTABLES;
 864
 865 GtkWidget *del_dialog=NULL;
 866
 867 GCallback menu_delete_all_events(GtkWidget *, void *param)
 868 {
 869         del_dialog=create_tx_del_mode();
 870         tX_set_icon(del_dialog);
 871
 872         GtkWidget *label=lookup_widget(del_dialog, "delmode_label");
 873
 874         menu_del_mode=ALL_EVENTS_ALL_TURNTABLES;
 875
 876         gtk_label_set_markup(GTK_LABEL(label), "Delete <b>all</b> events for <b>all</b> turntables.");
 877         gtk_widget_show(del_dialog);
 878
 879         return NULL;
 880 }
 881
 882 GCallback menu_delete_all_events_for_vtt(GtkWidget *, vtt_class *vtt)
 883 {
 884         if (!vtt) {
 885                 tX_error("No vtt passed to menu_delete_all_events_for_vtt().");
 886                 return FALSE;
 887         }
 888
 889         char label_str[512];
 890
 891         del_dialog=create_tx_del_mode();
 892         tX_set_icon(del_dialog);
 893
 894         del_vtt=vtt;
 895         GtkWidget *label=lookup_widget(del_dialog, "delmode_label");
 896
 897         menu_del_mode=ALL_EVENTS_FOR_TURNTABLE;
 898
 899         sprintf(label_str, "Delete <b>all</b> events for turntable <b>%s</b>.", vtt->name);
 900         gtk_label_set_markup(GTK_LABEL(label), label_str);
 901         gtk_widget_show(del_dialog);
 902
 903         return NULL;
 904 }
 905
 906 GCallback menu_delete_all_events_for_sp(GtkWidget *, tX_seqpar *sp)
 907 {
 908         if (!sp) {
 909                 tX_error("No sp passed to menu_delete_all_events_for_sp().");
 910                 return FALSE;
 911         }
 912
 913         char label_str[512];
 914
 915         del_dialog=create_tx_del_mode();
 916         tX_set_icon(del_dialog);
 917
 918         GtkWidget *label=lookup_widget(del_dialog, "delmode_label");
 919
 920         menu_del_mode=ALL_EVENTS_FOR_SP;
 921         del_sp=sp;
 922         sprintf(label_str, "Delete all <b>%s</b> events for turntable <b>%s</b>.", sp->get_name(), ((vtt_class *) sp->vtt)->name);
 923         gtk_label_set_markup(GTK_LABEL(label), label_str);
 924         gtk_widget_show(del_dialog);
 925
 926         return NULL;
 927 }
 928
 929 static GtkWidget *table_menu=NULL;
 930 static GtkWidget *table_menu_item=NULL;
 931
 932 GCallback create_table_sequencer_menu(GtkWidget *widget, void *param)
 933 {
 934         char label[328];
 935         table_menu=gtk_menu_new();
 936
 937         list <vtt_class *> :: iterator vtt;
 938
 939         for (vtt=vtt_class::main_list.begin(); vtt!=vtt_class::main_list.end(); vtt++) {
 940                 GtkWidget *menu_item=gtk_menu_item_new_with_label((*vtt)->name);
 941                 gtk_container_add (GTK_CONTAINER (table_menu), menu_item);
 942                 gtk_widget_show(menu_item);
 943
 944                 GtkWidget *seqpar_menu=gtk_menu_new();
 945                 list <tX_seqpar *> :: iterator sp;
 946
 947                 GtkWidget *all=gtk_menu_item_new_with_label("Delete All Events");
 948                 gtk_container_add (GTK_CONTAINER (seqpar_menu), all);
 949                 g_signal_connect(all, "activate", (GCallback) menu_delete_all_events_for_vtt, (*vtt));
 950                 gtk_widget_show(all);
 951
 952                 GtkWidget *sep = gtk_menu_item_new ();
 953                 gtk_widget_show(sep);
 954                 gtk_container_add(GTK_CONTAINER (seqpar_menu), sep);
 955                 gtk_widget_set_sensitive (sep, FALSE);
 956
 957                 for (sp=tX_seqpar::all.begin(); sp!=tX_seqpar::all.end(); sp++) {
 958                         if ((*sp)->vtt==(*vtt)) {
 959                                 sprintf(label, "Delete '%s' Events", (*sp)->get_name());
 960                                 GtkWidget *menu_item=gtk_menu_item_new_with_label(label);
 961                                 g_signal_connect(menu_item, "activate", (GCallback) menu_delete_all_events_for_sp, (*sp));
 962                                 gtk_container_add(GTK_CONTAINER(seqpar_menu), menu_item);
 963                                 gtk_widget_show(menu_item);
 964                         }
 965                 }
 966                 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_item), seqpar_menu);
 967         }
 968
 969         gtk_menu_item_set_submenu(GTK_MENU_ITEM(table_menu_item), table_menu);
 970
 971         return NULL;
 972 }
 973
 974 GCallback toggle_confirm_events(GtkWidget *widget, void *dummy)
 975 {
 976         globals.confirm_events=gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 977         return NULL;
 978 }
 979
 980 GCallback toggle_auto_assign(GtkWidget *widget, void *dummy)
 981 {
 982         globals.auto_assign_midi=gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget));
 983 #ifdef USE_ALSA_MIDI_IN
 984         tX_midiin::auto_assign_midi_mappings(NULL, NULL);
 985 #endif
 986 /*      if (globals.auto_assign_midi) {
 987                 GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
 988                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_WARNING, GTK_BUTTONS_YES_NO,
 989                 "Note: Enabling \"Auto Assign Default MIDI Settings\" will constantly overwrite the\
 990 MIDI mappings for the standard parameters. \
 991 Are you sure you really want this?");
 992
 993                 int res=gtk_dialog_run(GTK_DIALOG(dialog));
 994                 gtk_widget_destroy(dialog);
 995
 996                 if (res!=GTK_RESPONSE_YES) {
 997                         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(widget), 0);
 998                 }
 999         } */
1000         return NULL;
1001 }
1002
1003 void create_master_menu()
1004 {
1005         GtkWidget *menu_item;
1006         GtkWidget *sub_menu;
1007         GtkAccelGroup* accel_group=gtk_accel_group_new();
1008         gtk_window_add_accel_group(GTK_WINDOW(main_window), accel_group);
1009
1010         /* FILE */
1011         menu_item = gtk_menu_item_new_with_mnemonic ("_File");
1012         gtk_widget_show (menu_item);
1013         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1014
1015         sub_menu = gtk_menu_new ();
1016         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1017
1018         menu_item = gtk_image_menu_item_new_from_stock ("gtk-new", accel_group);
1019         gtk_widget_show (menu_item);
1020         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1021         g_signal_connect(menu_item, "activate", (GCallback) new_tables, NULL);
1022
1023         menu_item = gtk_image_menu_item_new_from_stock ("gtk-open", accel_group);
1024         gtk_widget_show (menu_item);
1025         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1026         g_signal_connect(menu_item, "activate", (GCallback) load_tables, NULL);
1027
1028         menu_item = gtk_image_menu_item_new_from_stock ("gtk-save", accel_group);
1029         gtk_widget_show (menu_item);
1030         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1031         g_signal_connect(menu_item, "activate", (GCallback) save_tables, NULL);
1032
1033         menu_item = gtk_image_menu_item_new_from_stock ("gtk-save-as", accel_group);
1034         gtk_widget_show (menu_item);
1035         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1036         g_signal_connect(menu_item, "activate", (GCallback) save_tables_as, NULL);
1037
1038         menu_item = gtk_menu_item_new ();
1039         gtk_widget_show (menu_item);
1040         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1041         gtk_widget_set_sensitive (menu_item, FALSE);
1042
1043         menu_item = gtk_image_menu_item_new_from_stock ("gtk-quit", accel_group);
1044         gtk_widget_show (menu_item);
1045         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1046         g_signal_connect(menu_item, "activate", (GCallback) quit, NULL);
1047
1048         /* Turntables */
1049         menu_item = gtk_menu_item_new_with_mnemonic ("_Turntables");
1050         gtk_widget_show (menu_item);
1051         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1052
1053         sub_menu = gtk_menu_new ();
1054         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1055
1056         menu_item = gtk_menu_item_new_with_mnemonic("_Add Turntable");
1057         gtk_widget_show (menu_item);
1058         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1059         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_A, GDK_CONTROL_MASK, GTK_ACCEL_VISIBLE);
1060         g_signal_connect(menu_item, "activate", (GCallback) new_table, NULL);
1061
1062         menu_item = gtk_menu_item_new ();
1063         gtk_widget_show (menu_item);
1064         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1065         gtk_widget_set_sensitive (menu_item, FALSE);
1066
1067         menu_item = gtk_menu_item_new_with_mnemonic("Assign _Default MIDI Mappings");
1068         gtk_widget_show (menu_item);
1069         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1070         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_M, GDK_CONTROL_MASK, GTK_ACCEL_VISIBLE);
1071
1072 #ifdef USE_ALSA_MIDI_IN
1073         g_signal_connect(menu_item, "activate", G_CALLBACK(tX_midiin::auto_assign_midi_mappings), (void *) true);
1074 #else
1075         gtk_widget_set_sensitive(menu_item, FALSE);
1076 #endif
1077
1078         menu_item = gtk_check_menu_item_new_with_mnemonic("A_uto Assign Default MIDI Mappings");
1079         gtk_widget_show (menu_item);
1080         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1081         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_item), globals.auto_assign_midi);
1082 #ifdef USE_ALSA_MIDI_IN
1083         g_signal_connect(menu_item, "activate", (GCallback) toggle_auto_assign, NULL);
1084 #else
1085         gtk_widget_set_sensitive(menu_item, FALSE);
1086 #endif
1087
1088         menu_item = gtk_menu_item_new_with_mnemonic("_Clear MIDI Mappings");
1089         gtk_widget_show (menu_item);
1090         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1091         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_C, GDK_CONTROL_MASK, GTK_ACCEL_VISIBLE);
1092
1093 #ifdef USE_ALSA_MIDI_IN
1094         g_signal_connect(menu_item, "activate", G_CALLBACK(tX_midiin::clear_midi_mappings), (void *) true);
1095 #else
1096         gtk_widget_set_sensitive(menu_item, FALSE);
1097 #endif
1098
1099         menu_item = gtk_menu_item_new ();
1100         gtk_widget_show (menu_item);
1101         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1102         gtk_widget_set_sensitive (menu_item, FALSE);
1103
1104         menu_item = gtk_check_menu_item_new_with_mnemonic("_Record Audio To Disk");
1105         rec_menu_item = menu_item;
1106         gtk_widget_show (menu_item);
1107         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1108         g_signal_connect(menu_item, "activate", (GCallback) tape_on, NULL);
1109
1110         /* Sequencer */
1111
1112         menu_item = gtk_menu_item_new_with_mnemonic("_Sequencer");
1113         gtk_widget_show (menu_item);
1114         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1115
1116         sub_menu = gtk_menu_new ();
1117         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1118
1119         table_menu = gtk_menu_new();
1120         menu_item = gtk_menu_item_new_with_mnemonic("Delete _Events");
1121         delete_all_vtt_item = menu_item;
1122         table_menu_item = menu_item;
1123         gtk_menu_item_set_submenu(GTK_MENU_ITEM(table_menu_item), table_menu);
1124
1125         gtk_widget_show (menu_item);
1126         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1127         g_signal_connect_swapped (G_OBJECT (menu_item), "select", G_CALLBACK (create_table_sequencer_menu), NULL);
1128
1129         menu_item = gtk_menu_item_new_with_mnemonic("Delete _All Events");
1130         delete_all_item = menu_item;
1131         gtk_widget_show (menu_item);
1132         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1133         g_signal_connect(menu_item, "activate", (GCallback) menu_delete_all_events, NULL);
1134
1135         menu_item = gtk_menu_item_new ();
1136         gtk_widget_show (menu_item);
1137         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1138         gtk_widget_set_sensitive (menu_item, FALSE);
1139
1140         menu_item = gtk_check_menu_item_new_with_mnemonic("_Confirm Recorded Events");
1141         //rec_menu_item = menu_item;
1142         gtk_widget_show (menu_item);
1143         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1144         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_item), globals.confirm_events);
1145         g_signal_connect(menu_item, "activate", (GCallback) toggle_confirm_events, NULL);
1146
1147         /* Options */
1148         menu_item = gtk_menu_item_new_with_mnemonic ("_Options");
1149         gtk_widget_show (menu_item);
1150         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1151
1152         sub_menu = gtk_menu_new ();
1153         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1154
1155         menu_item = gtk_check_menu_item_new_with_mnemonic("_Fullscreen");
1156         fullscreen_item = menu_item;
1157         gtk_widget_show (menu_item);
1158         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1159
1160         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_item), globals.fullscreen_enabled);
1161         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_F11, (GdkModifierType) 0, GTK_ACCEL_VISIBLE);
1162         g_signal_connect(menu_item, "activate", (GCallback) fullscreen_toggle, NULL);
1163
1164         menu_item = gtk_menu_item_new ();
1165         gtk_widget_show (menu_item);
1166         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1167         gtk_widget_set_sensitive (menu_item, FALSE);
1168
1169         menu_item = gtk_image_menu_item_new_from_stock ("gtk-preferences", accel_group);
1170         gtk_widget_show (menu_item);
1171         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1172         g_signal_connect(menu_item, "activate", (GCallback) display_options, NULL);
1173
1174         /* HELP */
1175         menu_item = gtk_menu_item_new_with_mnemonic ("_Help");
1176         gtk_widget_show (menu_item);
1177         gtk_container_add (GTK_CONTAINER (main_menubar), menu_item);
1178         gtk_menu_item_set_right_justified(GTK_MENU_ITEM(menu_item), TRUE);
1179
1180         sub_menu = gtk_menu_new ();
1181         gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
1182
1183         menu_item = gtk_menu_item_new_with_mnemonic ("_Contents");
1184         gtk_widget_show (menu_item);
1185         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1186         g_signal_connect(menu_item, "activate", (GCallback) display_help, NULL);
1187         gtk_widget_add_accelerator (menu_item, "activate", accel_group, GDK_F1, (GdkModifierType) 0, GTK_ACCEL_VISIBLE);
1188
1189         menu_item = gtk_menu_item_new_with_mnemonic ("_About");
1190         gtk_widget_show (menu_item);
1191         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1192         g_signal_connect(menu_item, "activate", (GCallback) mplcfitx, NULL);
1193
1194         menu_item = gtk_menu_item_new ();
1195         gtk_widget_show (menu_item);
1196         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1197         gtk_widget_set_sensitive (menu_item, FALSE);
1198
1199         menu_item = gtk_menu_item_new_with_mnemonic ("_Visit terminatorX.cx");
1200         gtk_widget_show (menu_item);
1201         gtk_container_add (GTK_CONTAINER (sub_menu), menu_item);
1202         g_signal_connect(menu_item, "activate", (GCallback) display_browser, NULL);
1203 }
1204
1205 void create_mastergui(int x, int y)
1206 {
1207         GtkWidget *mother_of_all_boxen;
1208         GtkWidget *main_vbox;
1209         GtkWidget *right_hbox;
1210         GtkWidget *left_hbox;
1211         GtkWidget *control_box;
1212         //GtkWidget *sequencer_box;
1213         GtkAdjustment *dumadj;
1214         GtkWidget *dummy;
1215         GtkWidget *master_vol_box;
1216         GtkWidget *status_box;
1217
1218         gui_tooltips=gtk_tooltips_new();
1219
1220         main_window=gtk_window_new(GTK_WINDOW_TOPLEVEL);
1221
1222         gtk_window_set_wmclass(GTK_WINDOW(main_window), "terminatorX", "tX_mastergui");
1223
1224         gtk_window_set_title(GTK_WINDOW(main_window), "terminatorX");
1225
1226         gtk_container_set_border_width(GTK_CONTAINER(main_window), 5);
1227
1228         gtk_widget_realize(main_window);
1229
1230         mother_of_all_boxen=gtk_vbox_new(FALSE, 5);
1231         gtk_container_add(GTK_CONTAINER(main_window), mother_of_all_boxen);
1232         gtk_widget_show(mother_of_all_boxen);
1233
1234         main_menubar=gtk_menu_bar_new();
1235         gtk_box_pack_start(GTK_BOX(mother_of_all_boxen), main_menubar, WID_FIX);
1236         gtk_widget_show(main_menubar);
1237
1238         create_master_menu();
1239
1240         main_vbox=gtk_hbox_new(FALSE, 5);
1241         gtk_box_pack_start(GTK_BOX(mother_of_all_boxen), main_vbox, WID_DYN);
1242         gtk_widget_show(main_vbox);
1243
1244         left_hbox=gtk_vbox_new(FALSE, 5);
1245         gtk_box_pack_start(GTK_BOX(main_vbox), left_hbox, WID_DYN);
1246         gtk_widget_show(left_hbox);
1247
1248         control_box=gtk_hbox_new(FALSE, 5);
1249         gtk_box_pack_start(GTK_BOX(left_hbox), control_box, WID_FIX);
1250         gtk_widget_show(control_box);
1251
1252         dummy=gtk_hseparator_new();
1253         gtk_box_pack_start(GTK_BOX(left_hbox), dummy, WID_FIX);
1254         gtk_widget_show(dummy);
1255
1256     /* control_box contents */
1257
1258         dummy=tx_xpm_label_box(TX_ICON_AUDIOENGINE, "Audio");
1259         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1260         gtk_widget_show(dummy);
1261
1262         dummy=tx_xpm_button_new(TX_ICON_POWER,"Power ", 1);
1263         connect_button(dummy,audio_on, NULL);
1264         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1265         gui_set_tooltip(dummy, "Turn the audio engine on/off.");
1266         gtk_widget_show(dummy);
1267         engine_btn=dummy;
1268
1269         grab_button=tx_xpm_button_new(TX_ICON_GRAB, "Mouse Grab ", 1);
1270         gtk_box_pack_start(GTK_BOX(control_box), grab_button, WID_FIX);
1271         connect_button(grab_button, grab_on, NULL);
1272         gui_set_tooltip(grab_button, "Enter the mouse grab mode operation. Press <ESCAPE> to exit grab mode.");
1273         gtk_widget_show(grab_button);
1274
1275         dummy=gtk_vseparator_new();
1276         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1277         gtk_widget_show(dummy);
1278
1279         dummy=tx_xpm_label_box(TX_ICON_SEQUENCER, "Seq.");
1280         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1281         gtk_widget_show(dummy);
1282
1283         dummy=tx_xpm_button_new(TX_ICON_PLAY,"Play ", 1);
1284         connect_button(dummy, seq_play, NULL);
1285         seq_play_btn=dummy;
1286         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1287         gui_set_tooltip(dummy, "Playback previously recorded events from the sequencer. This will turn on the audio engine automagically.");
1288         gtk_widget_show(dummy);
1289
1290         dummy=tx_xpm_button_new(TX_ICON_STOP,"Stop ", 0);
1291         seq_stop_btn=dummy;
1292         connect_button(dummy, seq_stop, NULL);
1293         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1294         gui_set_tooltip(dummy, "Stop the playback of sequencer events.");
1295         gtk_widget_show(dummy);
1296
1297         dummy=tx_xpm_button_new(TX_ICON_RECORD,"Record ", 1);
1298         connect_button(dummy, seq_rec, NULL);
1299         seq_rec_btn=dummy;
1300         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1301         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.");
1302         gtk_widget_show(dummy);
1303
1304         dummy=gtk_label_new("Pos:");
1305         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1306         gtk_widget_show(dummy);
1307
1308         dummy=gtk_entry_new();
1309         gtk_entry_set_max_length(GTK_ENTRY(dummy), 12);
1310         seq_entry=dummy;
1311         //gtk_widget_set_usize(dummy, 65, 20);
1312         gtk_entry_set_text(GTK_ENTRY(dummy), "00:00.00");
1313         gtk_entry_set_width_chars(GTK_ENTRY(dummy), 9);
1314         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1315         gtk_widget_show(dummy);
1316
1317         dumadj=(GtkAdjustment*) gtk_adjustment_new(0, 0, 100, 0.1, 1, 1);
1318         seq_adj=dumadj;
1319         connect_adj(dumadj, sequencer_move, NULL);
1320         dummy=gtk_hscale_new(dumadj);
1321         gtk_widget_set_size_request(dummy, 65, 20);
1322         seq_slider=dummy;
1323         g_signal_connect(G_OBJECT(seq_slider), "button-release-event", (GtkSignalFunc) seq_slider_released, NULL);
1324         gtk_scale_set_draw_value(GTK_SCALE(dummy), FALSE);
1325
1326         gui_set_tooltip(dummy, "Select the start position for the sequencer in song-time.");
1327         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_DYN);
1328         gtk_widget_show(dummy);
1329
1330         dummy=gtk_hbox_new(FALSE,2); //gtk_hpaned_new ();
1331         gtk_box_pack_start(GTK_BOX(left_hbox), dummy, WID_DYN);
1332         gtk_widget_show(dummy);
1333
1334         tt_parent=dummy;
1335
1336     panel_bar=gtk_hbox_new(TRUE,2);
1337         gtk_box_pack_start(GTK_BOX(left_hbox), panel_bar, WID_FIX);
1338
1339         control_parent=gtk_hbox_new(FALSE,0);
1340         gtk_box_pack_start(GTK_BOX(tt_parent), control_parent, WID_FIX);
1341         gtk_widget_show(control_parent);
1342
1343         dummy=gtk_vseparator_new();
1344         gtk_box_pack_start(GTK_BOX(tt_parent), dummy, WID_FIX);
1345         gtk_widget_show(dummy);
1346
1347         audio_parent=gtk_vbox_new(FALSE,0);
1348         gtk_box_pack_start(GTK_BOX(tt_parent), audio_parent, WID_DYN);
1349         gtk_widget_show(audio_parent);
1350
1351         dummy=gtk_vseparator_new();
1352         gtk_box_pack_start(GTK_BOX(main_vbox), dummy, WID_FIX);
1353         gtk_widget_show(dummy);
1354
1355         right_hbox=gtk_vbox_new(FALSE, 5);
1356         gtk_box_pack_start(GTK_BOX(main_vbox), right_hbox, WID_FIX);
1357         gtk_widget_show(right_hbox);
1358
1359         /* Master */
1360
1361         dummy=gtk_label_new(NULL);
1362         gtk_label_set_markup(GTK_LABEL(dummy),"<b>Master</b>");
1363         gtk_misc_set_alignment(GTK_MISC(dummy), 0.5, 0.5);
1364         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1365         gtk_widget_show(dummy);
1366
1367         dummy=gtk_hseparator_new();
1368         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1369         gtk_widget_show(dummy);
1370
1371          /* Pitch */
1372
1373         /*dummy=gtk_label_new("Pitch:");
1374         gtk_box_pack_start(GTK_BOX(control_box), dummy, WID_FIX);
1375         gtk_widget_show(dummy);*/
1376
1377         dumadj=(GtkAdjustment*) gtk_adjustment_new(globals.pitch, -3, 3, 0.001, 0.001, 0.01);
1378         pitch_adj=dumadj;
1379         connect_adj(dumadj, master_pitch_changed, NULL);
1380
1381         tX_extdial *pdial=new tX_extdial("Pitch", pitch_adj, &sp_master_pitch, true);
1382         gtk_box_pack_start(GTK_BOX(right_hbox), pdial->get_widget(), WID_FIX);
1383         gui_set_tooltip(pdial->get_entry(), "Use this dial to adjust the master pitch (affecting *all* turntables).");
1384
1385         dummy=gtk_hseparator_new();
1386         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1387         gtk_widget_show(dummy);
1388
1389         /* Volume */
1390         master_vol_box=gtk_hbox_new(FALSE, 2);
1391         gtk_box_pack_start(GTK_BOX(right_hbox), master_vol_box, WID_DYN);
1392         gtk_widget_show(master_vol_box);
1393
1394         dumadj=(GtkAdjustment*) gtk_adjustment_new(globals.volume, 0, 2, 0.01, 0.05, 0.005);
1395         volume_adj=dumadj;
1396
1397         connect_adj(dumadj, master_volume_changed, NULL);
1398         dummy=gtk_vscale_new(dumadj);
1399         gtk_range_set_inverted(GTK_RANGE(dummy), TRUE);
1400         gtk_scale_set_draw_value(GTK_SCALE(dummy), False);
1401         g_signal_connect(G_OBJECT(dummy), "button_press_event", (GtkSignalFunc) tX_seqpar::tX_seqpar_press, &sp_master_volume);
1402
1403         gtk_box_pack_end(GTK_BOX(master_vol_box), dummy, WID_FIX);
1404         gtk_widget_show(dummy);
1405         gui_set_tooltip(dummy, "Adjust the master volume. This parameter will effect *all* turntables in the set.");
1406
1407         main_flash=gtk_tx_flash_new();
1408         gtk_box_pack_end(GTK_BOX(master_vol_box), main_flash, WID_DYN);
1409         gtk_widget_show(main_flash);
1410
1411         dummy=gtk_label_new("Volume");
1412         gtk_misc_set_alignment(GTK_MISC(dummy), 0.5, 0.5);
1413         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1414         gtk_widget_show(dummy);
1415
1416         /* STATUS BOX */
1417         dummy=gtk_hseparator_new();
1418         gtk_box_pack_start(GTK_BOX(right_hbox), dummy, WID_FIX);
1419         gtk_widget_show(dummy);
1420
1421         status_box=gtk_vbox_new(FALSE, 0);
1422         gtk_box_pack_start(GTK_BOX(right_hbox), status_box, WID_FIX);
1423         gtk_widget_show(status_box);
1424
1425         dummy=gtk_label_new("0");
1426         used_mem=dummy;
1427         gtk_misc_set_alignment(GTK_MISC(dummy), 1, 0.5);
1428         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1429         gtk_widget_show(dummy);
1430
1431         dummy=gtk_label_new("Mem/kB:");
1432         gtk_misc_set_alignment(GTK_MISC(dummy), 0, 0.5);
1433         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1434         gtk_widget_show(dummy);
1435
1436         /*add_sep2();
1437
1438         dummy=gtk_label_new("1");
1439         no_of_vtts=dummy;
1440         gtk_misc_set_alignment(GTK_MISC(dummy), 1, 0.5);
1441         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1442         gtk_widget_show(dummy);
1443
1444         dummy=gtk_label_new("Vtts:");
1445         gtk_misc_set_alignment(GTK_MISC(dummy), 0, 0.5);
1446         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1447         gtk_widget_show(dummy);*/
1448
1449         add_sep2();
1450
1451         dummy=gtk_label_new("Rel. "VERSION);
1452         gtk_misc_set_alignment(GTK_MISC(dummy), 1, 0.5);
1453         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1454         gtk_widget_show(dummy);
1455
1456         /*dummy=gtk_label_new("Release:");
1457         gtk_misc_set_alignment(GTK_MISC(dummy), 0, 0.5);
1458         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1459         gtk_widget_show(dummy);*/
1460
1461         add_sep2();
1462
1463         dummy=gtk_label_new(NULL);
1464         gtk_label_set_markup(GTK_LABEL(dummy), "<b>Status</b>");
1465         gtk_misc_set_alignment(GTK_MISC(dummy), 0.5, 0.5);
1466         gtk_box_pack_end(GTK_BOX(status_box), dummy, WID_FIX);
1467         gtk_widget_show(dummy);
1468
1469         /* END GUI */
1470
1471         gtk_window_set_default_size(GTK_WINDOW(main_window), x, y);
1472         gtk_widget_set_sensitive(grab_button, 0);
1473
1474         new_table(NULL, NULL); // to give the user something to start with ;)
1475
1476         g_signal_connect (G_OBJECT(main_window), "delete-event", (GtkSignalFunc) quit, NULL);
1477
1478         if (globals.tooltips) gtk_tooltips_enable(gui_tooltips);
1479         else gtk_tooltips_disable(gui_tooltips);
1480 }
1481
1482 gfloat old_percent=-1;
1483
1484 void note_destroy(GtkWidget *widget, GtkWidget *mbox)
1485 {
1486         gtk_widget_destroy(GTK_WIDGET(mbox));
1487 }
1488
1489 void tx_note(const char *message, bool isError, GtkWindow *window)
1490 {
1491         char buffer[4096]="terminatorX ";
1492         if (isError) {
1493                 strcat(buffer, "note:\n\n");
1494         } else {
1495                 strcat(buffer, "error:\n\n");
1496         }
1497
1498         if (!window) window==GTK_WINDOW(main_window);
1499
1500         strcat(buffer, message);
1501         GtkWidget *dialog=gtk_message_dialog_new(window,
1502                 GTK_DIALOG_DESTROY_WITH_PARENT,
1503                 isError ? GTK_MESSAGE_ERROR : GTK_MESSAGE_INFO, GTK_BUTTONS_CLOSE, message);
1504         gtk_dialog_run(GTK_DIALOG(dialog));
1505         gtk_widget_destroy(dialog);
1506 }
1507
1508
1509 void tx_l_note(const char *message)
1510 {
1511         char buffer[4096]="Plugin info:\n\n";
1512         strcat(buffer, message);
1513
1514         GtkWidget *dialog=gtk_message_dialog_new(GTK_WINDOW(main_window),
1515                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_INFO, GTK_BUTTONS_CLOSE, message);
1516         gtk_dialog_run(GTK_DIALOG(dialog));
1517         gtk_widget_destroy(dialog);
1518 }
1519
1520
1521 void add_to_panel_bar(GtkWidget *button)
1522 {
1523         buttons_on_panel_bar++;
1524         gtk_box_pack_start(GTK_BOX(panel_bar), button, WID_DYN);
1525         gtk_widget_show(panel_bar);
1526 }
1527
1528 void remove_from_panel_bar(GtkWidget *button)
1529 {
1530         buttons_on_panel_bar--;
1531         gtk_container_remove(GTK_CONTAINER(panel_bar), button);
1532         if (buttons_on_panel_bar==0) gtk_widget_hide(panel_bar);
1533 }
1534
1535 /* Fullscreen code... */
1536 #define _WIN_LAYER_TOP          -1
1537 #define _WIN_LAYER_NORMAL       4
1538 #define _NET_WM_STATE_REMOVE    0
1539 #define _NET_WM_STATE_ADD       1
1540 #define _NET_WM_STATE_TOGGLE    2
1541
1542 void fullscreen_toggle(GtkCheckMenuItem *item, gpointer data) {
1543         XEvent xev;
1544         Window win=GDK_WINDOW_XID(main_window->window);
1545         Display *disp=GDK_WINDOW_XDISPLAY(main_window->window);
1546
1547         globals.fullscreen_enabled=gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(fullscreen_item));
1548
1549         /* Top layer.. */
1550         xev.xclient.type = ClientMessage;
1551         xev.xclient.serial = 0;
1552         xev.xclient.send_event = True;
1553         xev.xclient.display = disp;
1554         xev.xclient.window = win;
1555         xev.xclient.message_type = gdk_x11_get_xatom_by_name ("_WIN_LAYER");
1556         xev.xclient.format = 32;
1557         xev.xclient.data.l[0] = globals.fullscreen_enabled ? _WIN_LAYER_TOP : _WIN_LAYER_NORMAL ;
1558         XSendEvent(disp, GDK_WINDOW_XID (gdk_get_default_root_window ()),
1559                 False, SubstructureRedirectMask | SubstructureNotifyMask,
1560                 &xev);
1561
1562         /* Fullscreen */
1563         xev.xclient.type = ClientMessage;
1564         xev.xclient.serial = 0;
1565         xev.xclient.send_event = True;
1566         xev.xclient.display = disp;
1567         xev.xclient.window = win;
1568         xev.xclient.message_type = gdk_x11_get_xatom_by_name ("_NET_WM_STATE");
1569         xev.xclient.format = 32;
1570         xev.xclient.data.l[0] = globals.fullscreen_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
1571         xev.xclient.data.l[1] = gdk_x11_atom_to_xatom (gdk_atom_intern ("_NET_WM_STATE_FULLSCREEN", TRUE));
1572         xev.xclient.data.l[2] = gdk_x11_atom_to_xatom (GDK_NONE);
1573         XSendEvent(gdk_display, GDK_WINDOW_XID (gdk_get_default_root_window ()),
1574                 False, SubstructureRedirectMask | SubstructureNotifyMask,
1575                 &xev);
1576 }
1577
1578 void fullscreen_setup() {
1579         if (globals.fullscreen_enabled) {
1580                 fullscreen_toggle(NULL, NULL);
1581         }
1582 }
1583
1584 void display_mastergui()
1585 {
1586         GtkWidget *top;
1587         gtk_widget_realize(main_window);
1588         tX_set_icon(main_window);
1589         load_knob_pixs();
1590         gtk_widget_show(main_window);
1591         fullscreen_setup();
1592         top=gtk_widget_get_toplevel(main_window);
1593         xwindow=GDK_WINDOW_XWINDOW(top->window);
1594 }
1595
1596 pid_t help_child=0;
1597 GTimer *help_timer=NULL;
1598 int help_tag=-1;
1599
1600 int help_checker()
1601 {
1602         gdouble time;
1603         gulong ms;
1604         int status;
1605         int result=waitpid(help_child, &status, WNOHANG);
1606
1607         if (result==0) {
1608                 time=g_timer_elapsed(help_timer, &ms);
1609                 if (time > 5) {
1610                         /* 5 seconds and it's still running - so we assume everything's OK. */
1611                         tX_debug("No longer waiting for gnome-help..");
1612                         gtk_idle_remove(help_tag);
1613                         help_tag=-1;
1614                 }
1615         } else {
1616                 /* We are still here and the child exited - that could mean trouble. */
1617                 tx_note("Couldn't run the gnome-help command (alias \"yelp\") to display the terminatorX manual. Please ensure that \"yelp\" is installed.", true);
1618
1619                 gtk_idle_remove(help_tag);
1620                 help_tag=-1;
1621         }
1622         return TRUE;
1623 }
1624
1625 #ifndef INSTALL_PREFIX
1626 #define INSTALL_PREFIX "/usr/local/share"
1627 #endif
1628
1629 void display_help()
1630 {
1631         help_child=fork();
1632
1633         if (help_tag!=-1) {
1634                 gtk_idle_remove(help_tag);
1635                 if (help_timer) g_timer_destroy(help_timer);
1636                 help_child=0;
1637                 help_tag=-1;
1638                 help_timer=NULL;
1639         }
1640
1641         if (help_child==0) {
1642                 // child
1643                 // execlp("gnome-help","gnome-help","ghelp:/" INSTALL_PREFIX "/terminatorX/doc/terminatorX-manual/C/terminatorX-manual.xml", NULL);
1644                 execlp("gnome-help","gnome-help","ghelp:/" XML_MANUAL, NULL);
1645                 _exit(-1);
1646         } else if (help_child==-1) {
1647                 tx_note("System error: couldn't fork() to run the help process.", true);
1648         } else {
1649                 help_timer=g_timer_new();
1650                 g_timer_start(help_timer);
1651
1652                 help_tag=gtk_idle_add((GtkFunction) help_checker, NULL);
1653         }
1654 }
1655
1656 pid_t browser_child=0;
1657 GTimer *browser_timer=NULL;
1658 int browser_tag=-1;
1659
1660 int browser_checker()
1661 {
1662         gdouble time;
1663         gulong ms;
1664         int status;
1665         int result=waitpid(browser_child, &status, WNOHANG);
1666
1667         if (result==0) {
1668                 time=g_timer_elapsed(browser_timer, &ms);
1669                 if (time > 5) {
1670                         /* 5 seconds and it's still running - so we assume everything's OK. */
1671                         tX_debug("No longer waiting for a browser..");
1672                         gtk_idle_remove(browser_tag);
1673                         browser_tag=-1;
1674                 }
1675         } else {
1676                 /* We are still here and the child exited - that could mean trouble. */
1677                 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);
1678
1679                 gtk_idle_remove(browser_tag);
1680                 browser_tag=-1;
1681         }
1682         return TRUE;
1683 }
1684
1685 void display_browser()
1686 {
1687         browser_child=fork();
1688
1689         if (browser_tag!=-1) {
1690                 gtk_idle_remove(browser_tag);
1691                 if (browser_timer) g_timer_destroy(browser_timer);
1692                 browser_child=0;
1693                 browser_tag=-1;
1694                 browser_timer=NULL;
1695         }
1696
1697         if (browser_child==0) {
1698                 // child
1699                 execlp("mozilla","mozilla","http://terminatorX.cx", NULL);
1700                 execlp("netscape","netscape","http://terminatorX.cx", NULL);
1701                 execlp("galeon","galeon","http://terminatorX.cx", NULL);
1702                 execlp("konqueror","konqueror","http://terminatorX.cx", NULL);
1703                 _exit(-1);
1704         } else if (browser_child==-1) {
1705                 tx_note("System error: couldn't fork() to run the browser process.", true);
1706         } else {
1707                 browser_timer=g_timer_new();
1708                 g_timer_start(browser_timer);
1709
1710                 browser_tag=gtk_idle_add((GtkFunction) browser_checker, NULL);
1711         }
1712 }
1713
1714
1715
1716 GdkCursor *tX_cursor::cursors[MAX_CURSOR]={NULL, NULL, NULL};
1717 tX_cursor::cursor_shape tX_cursor::current_shape=tX_cursor::DEFAULT_CURSOR;
1718
1719 void tX_cursor::set_cursor(cursor_shape shape)
1720 {
1721         switch (shape) {
1722                 case DEFAULT_CURSOR:
1723                         cursors[shape]=NULL;
1724                         break;
1725
1726                 case WAIT_CURSOR:
1727                         if (!cursors[shape]) cursors[shape]=gdk_cursor_new(GDK_WATCH);
1728                         break;
1729
1730                 case WAIT_A_SECOND_CURSOR:
1731                         /* FIXME: What's that short-time wait cursor's id? */
1732                         if (!cursors[shape]) cursors[shape]=gdk_cursor_new(GDK_WATCH);
1733                         break;
1734
1735                 default:
1736                         tX_debug("No such cursor shape.");
1737                         return;
1738         }
1739
1740         /* Still here? Ok... */
1741         current_shape=shape;
1742
1743         gdk_window_set_cursor(main_window->window, cursors[shape]);
1744 }
1745
1746 GdkCursor *tX_cursor::get_cursor()
1747 {
1748         return cursors[current_shape];
1749 }
1750
1751 void tX_cursor::reset_cursor()
1752 {
1753         current_shape=DEFAULT_CURSOR;
1754         gdk_window_set_cursor(main_window->window, cursors[current_shape]);
1755 }