ltt/branches/poly/lttv/modules/gui/lttvwindow/lttvwindow/callbacks.c

   1 /* This file is part of the Linux Trace Toolkit viewer
   2  * Copyright (C) 2003-2004 XangXiu Yang
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License Version 2 as
   6  * published by the Free Software Foundation;
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  16  * MA 02111-1307, USA.
  17  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 #  include <config.h>
  21 #endif
  22
  23 #include <gtk/gtk.h>
  24
  25 #include "callbacks.h"
  26 #include "interface.h"
  27 #include "support.h"
  28 #include <lttv/lttv.h>
  29 #include <lttvwindow/mainwindow.h>
  30 #include <lttvwindow/menu.h>
  31 #include <lttvwindow/toolbar.h>
  32 #include <lttvwindow/viewer.h>
  33 #include <lttv/module.h>
  34 #include <lttvwindow/gtkdirsel.h>
  35 #include <lttv/iattribute.h>
  36 #include <lttvwindow/lttvfilter.h>
  37 #include <ltt/trace.h>
  38 #include <ltt/facility.h>
  39
  40 #define PATH_LENGTH          256
  41 #define DEFAULT_TIME_WIDTH_S   1
  42
  43 extern LttvTrace *g_init_trace ;
  44
  45
  46 /** Array containing instanced objects. */
  47 extern GSList * g_main_window_list;
  48
  49 static int g_win_count = 0;
  50
  51 // MD : keep old directory
  52 static char remember_plugins_dir[PATH_LENGTH] = "";
  53 static char remember_trace_dir[PATH_LENGTH] = "";
  54
  55
  56 MainWindow * get_window_data_struct(GtkWidget * widget);
  57 char * get_unload_module(char ** loaded_module_name, int nb_module);
  58 char * get_remove_trace(char ** all_trace_name, int nb_trace);
  59 char * get_selection(char ** all_name, int nb, char *title, char * column_title);
  60 gboolean get_filter_selection(LttvTracesetSelector *s, char *title, char * column_title);
  61 void * create_tab(MainWindow * parent, MainWindow * current_window,
  62                   GtkNotebook * notebook, char * label);
  63
  64 void insert_viewer(GtkWidget* widget, view_constructor constructor);
  65 void update_filter(LttvTracesetSelector *s,  GtkTreeStore *store );
  66
  67 void checkbox_changed(GtkTreeView *treeview,
  68                       GtkTreePath *arg1,
  69                       GtkTreeViewColumn *arg2,
  70                       gpointer user_data);
  71 void remove_trace_from_traceset_selector(GtkMultiVPaned * paned, unsigned i);
  72 void add_trace_into_traceset_selector(GtkMultiVPaned * paned, LttTrace * trace);
  73
  74 LttvTracesetSelector * construct_traceset_selector(LttvTraceset * traceset);
  75
  76 void redraw_viewer(MainWindow * mw_data, TimeWindow * time_window);
  77 unsigned get_max_event_number(MainWindow * mw_data);
  78
  79 enum {
  80   CHECKBOX_COLUMN,
  81   NAME_COLUMN,
  82   TOTAL_COLUMNS
  83 };
  84
  85 enum
  86 {
  87   MODULE_COLUMN,
  88   N_COLUMNS
  89 };
  90
  91 /* Construct a selector(filter), which will be associated with a viewer,
  92  * and provides an interface for user to select interested events and traces
  93  */
  94
  95 LttvTracesetSelector * construct_traceset_selector(LttvTraceset * traceset)
  96 {
  97   LttvTracesetSelector  * s;
  98   LttvTraceSelector     * trace;
  99   LttvTracefileSelector * tracefile;
 100   LttvEventtypeSelector * eventtype;
 101   int i, j, k, m;
 102   int nb_trace, nb_tracefile, nb_control, nb_per_cpu, nb_facility, nb_event;
 103   LttvTrace * trace_v;
 104   LttTrace  * t;
 105   LttTracefile *tf;
 106   LttFacility * fac;
 107   LttEventType * et;
 108
 109   s = lttv_traceset_selector_new(lttv_traceset_name(traceset));
 110   nb_trace = lttv_traceset_number(traceset);
 111   for(i=0;i<nb_trace;i++){
 112     trace_v = lttv_traceset_get(traceset, i);
 113     t       = lttv_trace(trace_v);
 114     trace   = lttv_trace_selector_new(t);
 115     lttv_traceset_selector_trace_add(s, trace);
 116
 117     nb_facility = ltt_trace_facility_number(t);
 118     for(k=0;k<nb_facility;k++){
 119       fac = ltt_trace_facility_get(t,k);
 120       nb_event = (int) ltt_facility_eventtype_number(fac);
 121       for(m=0;m<nb_event;m++){
 122         et = ltt_facility_eventtype_get(fac,m);
 123         eventtype = lttv_eventtype_selector_new(et);
 124         lttv_trace_selector_eventtype_add(trace, eventtype);
 125       }
 126     }
 127
 128     nb_control = ltt_trace_control_tracefile_number(t);
 129     nb_per_cpu = ltt_trace_per_cpu_tracefile_number(t);
 130     nb_tracefile = nb_control + nb_per_cpu;
 131
 132     for(j = 0 ; j < nb_tracefile ; j++) {
 133       if(j < nb_control)
 134         tf = ltt_trace_control_tracefile_get(t, j);
 135       else
 136         tf = ltt_trace_per_cpu_tracefile_get(t, j - nb_control);
 137       tracefile = lttv_tracefile_selector_new(tf);
 138       lttv_trace_selector_tracefile_add(trace, tracefile);
 139       lttv_eventtype_selector_copy(trace, tracefile);
 140     }
 141   }
 142   return s;
 143 }
 144
 145
 146 /* insert_viewer function constructs an instance of a viewer first,
 147  * then inserts the widget of the instance into the container of the
 148  * main window
 149  */
 150
 151 void
 152 insert_viewer_wrap(GtkWidget *menuitem, gpointer user_data)
 153 {
 154   guint val = 20;
 155
 156   insert_viewer((GtkWidget*)menuitem, (view_constructor)user_data);
 157   //  selected_hook(&val);
 158 }
 159
 160
 161 /* internal functions */
 162 void insert_viewer(GtkWidget* widget, view_constructor constructor)
 163 {
 164   GtkMultiVPaned * multi_vpaned;
 165   MainWindow * mw_data;
 166   GtkWidget * viewer;
 167   LttvTracesetSelector  * s;
 168   TimeInterval * time_interval;
 169   TimeWindow  time_window, t;
 170
 171   mw_data = get_window_data_struct(widget);
 172   if(!mw_data->current_tab) return;
 173   multi_vpaned = mw_data->current_tab->multi_vpaned;
 174
 175   s = construct_traceset_selector(mw_data->current_tab->traceset_info->traceset);
 176   viewer = (GtkWidget*)constructor(mw_data, s, "Traceset_Selector");
 177   if(viewer)
 178   {
 179     gtk_multi_vpaned_widget_add(multi_vpaned, viewer);
 180     // Added by MD
 181     //    g_object_unref(G_OBJECT(viewer));
 182
 183     time_window = mw_data->current_tab->time_window;
 184     time_interval = (TimeInterval*)g_object_get_data(G_OBJECT(viewer), TRACESET_TIME_SPAN);
 185     if(time_interval){
 186       t = time_window;
 187       time_window.start_time = time_interval->startTime;
 188       time_window.time_width = ltt_time_sub(time_interval->endTime,time_interval->startTime);
 189     }
 190
 191     redraw_viewer(mw_data,&time_window);
 192     set_current_time(mw_data,&(mw_data->current_tab->current_time));
 193     if(time_interval){
 194       set_time_window(mw_data,&t);
 195     }
 196   }
 197 }
 198
 199
 200 /* get_label function is used to get user input, it displays an input
 201  * box, which allows user to input a string
 202  */
 203
 204 void get_label_string (GtkWidget * text, gchar * label)
 205 {
 206   GtkEntry * entry = (GtkEntry*)text;
 207   if(strlen(gtk_entry_get_text(entry))!=0)
 208     strcpy(label,gtk_entry_get_text(entry));
 209 }
 210
 211 gboolean get_label(MainWindow * mw, gchar * str, gchar* dialogue_title, gchar * label_str)
 212 {
 213   GtkWidget * dialogue;
 214   GtkWidget * text;
 215   GtkWidget * label;
 216   gint id;
 217
 218   dialogue = gtk_dialog_new_with_buttons(dialogue_title,NULL,
 219                                          GTK_DIALOG_MODAL,
 220                                          GTK_STOCK_OK,GTK_RESPONSE_ACCEPT,
 221                                          GTK_STOCK_CANCEL,GTK_RESPONSE_REJECT,
 222                                          NULL);
 223
 224   label = gtk_label_new(label_str);
 225   gtk_widget_show(label);
 226
 227   text = gtk_entry_new();
 228   gtk_widget_show(text);
 229
 230   gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialogue)->vbox), label,TRUE, TRUE,0);
 231   gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialogue)->vbox), text,FALSE, FALSE,0);
 232
 233   id = gtk_dialog_run(GTK_DIALOG(dialogue));
 234   switch(id){
 235     case GTK_RESPONSE_ACCEPT:
 236       get_label_string(text,str);
 237       gtk_widget_destroy(dialogue);
 238       break;
 239     case GTK_RESPONSE_REJECT:
 240     default:
 241       gtk_widget_destroy(dialogue);
 242       return FALSE;
 243   }
 244   return TRUE;
 245 }
 246
 247
 248 /* get_window_data_struct function is actually a lookup function,
 249  * given a widget which is in the tree of the main window, it will
 250  * return the MainWindow data structure associated with main window
 251  */
 252
 253 MainWindow * get_window_data_struct(GtkWidget * widget)
 254 {
 255   GtkWidget * mw;
 256   MainWindow * mw_data;
 257
 258   mw = lookup_widget(widget, "MWindow");
 259   if(mw == NULL){
 260     g_printf("Main window does not exist\n");
 261     return;
 262   }
 263
 264   mw_data = (MainWindow *) g_object_get_data(G_OBJECT(mw),"mainWindow");
 265   if(mw_data == NULL){
 266     g_printf("Main window data does not exist\n");
 267     return;
 268   }
 269   return mw_data;
 270 }
 271
 272
 273 /* create_new_window function, just constructs a new main window
 274  */
 275
 276 void create_new_window(GtkWidget* widget, gpointer user_data, gboolean clone)
 277 {
 278   MainWindow * parent = get_window_data_struct(widget);
 279
 280   if(clone){
 281     g_printf("Clone : use the same traceset\n");
 282     construct_main_window(parent);
 283   }else{
 284     g_printf("Empty : traceset is set to NULL\n");
 285     construct_main_window(NULL);
 286   }
 287 }
 288
 289
 290 /* move_*_viewer functions move the selected view up/down in
 291  * the current tab
 292  */
 293
 294 void move_up_viewer(GtkWidget * widget, gpointer user_data)
 295 {
 296   MainWindow * mw = get_window_data_struct(widget);
 297   if(!mw->current_tab) return;
 298   gtk_multi_vpaned_widget_move_up(mw->current_tab->multi_vpaned);
 299 }
 300
 301 void move_down_viewer(GtkWidget * widget, gpointer user_data)
 302 {
 303   MainWindow * mw = get_window_data_struct(widget);
 304   if(!mw->current_tab) return;
 305   gtk_multi_vpaned_widget_move_down(mw->current_tab->multi_vpaned);
 306 }
 307
 308
 309 /* delete_viewer deletes the selected viewer in the current tab
 310  */
 311
 312 void delete_viewer(GtkWidget * widget, gpointer user_data)
 313 {
 314   MainWindow * mw = get_window_data_struct(widget);
 315   if(!mw->current_tab) return;
 316   gtk_multi_vpaned_widget_delete(mw->current_tab->multi_vpaned);
 317 }
 318
 319
 320 /* open_traceset will open a traceset saved in a file
 321  * Right now, it is not finished yet, (not working)
 322  */
 323
 324 void open_traceset(GtkWidget * widget, gpointer user_data)
 325 {
 326   char ** dir;
 327   gint id;
 328   LttvTraceset * traceset;
 329   MainWindow * mw_data = get_window_data_struct(widget);
 330   GtkFileSelection * file_selector =
 331     (GtkFileSelection *)gtk_file_selection_new("Select a traceset");
 332
 333   gtk_file_selection_hide_fileop_buttons(file_selector);
 334
 335   id = gtk_dialog_run(GTK_DIALOG(file_selector));
 336   switch(id){
 337     case GTK_RESPONSE_ACCEPT:
 338     case GTK_RESPONSE_OK:
 339       dir = gtk_file_selection_get_selections (file_selector);
 340       traceset = lttv_traceset_load(dir[0]);
 341       g_printf("Open a trace set %s\n", dir[0]);
 342       //Not finished yet
 343       g_strfreev(dir);
 344     case GTK_RESPONSE_REJECT:
 345     case GTK_RESPONSE_CANCEL:
 346     default:
 347       gtk_widget_destroy((GtkWidget*)file_selector);
 348       break;
 349   }
 350
 351 }
 352
 353
 354 /* get_max_event_number returns the event number limit used by
 355  * lttv_process_traceset(LttvTracesetContext, endTime, maxNumEvents)
 356  * each viewer can set the limit
 357  */
 358
 359 unsigned get_max_event_number(MainWindow * mw_data)
 360 {
 361   unsigned nb = 0, *size;
 362   GtkWidget * w;
 363
 364   w = gtk_multi_vpaned_get_first_widget(mw_data->current_tab->multi_vpaned);
 365   while(w){
 366     size = (unsigned*)g_object_get_data(G_OBJECT(w), MAX_NUMBER_EVENT);
 367     if(size == NULL){
 368       nb = G_MAXULONG;
 369       break;
 370     }else{
 371       if(nb < *size)
 372         nb = *size;
 373     }
 374     w = gtk_multi_vpaned_get_next_widget(mw_data->current_tab->multi_vpaned);
 375   }
 376   return nb;
 377 }
 378
 379
 380 /* redraw_viewer parses the traceset first by calling
 381  * process_traceset_api, then display all viewers of
 382  * the current tab
 383  */
 384
 385 void redraw_viewer(MainWindow * mw_data, TimeWindow * time_window)
 386 {
 387   unsigned max_nb_events;
 388   GdkWindow * win;
 389   GdkCursor * new;
 390   GtkWidget* widget;
 391
 392   //set the cursor to be X shape, indicating that the computer is busy in doing its job
 393   new = gdk_cursor_new(GDK_X_CURSOR);
 394   widget = lookup_widget(mw_data->mwindow, "MToolbar1");
 395   win = gtk_widget_get_parent_window(widget);
 396   gdk_window_set_cursor(win, new);
 397   gdk_cursor_unref(new);
 398   gdk_window_stick(win);
 399   gdk_window_unstick(win);
 400
 401   //update time window of each viewer, let viewer insert hooks needed by process_traceset
 402   set_time_window(mw_data, time_window);
 403
 404   max_nb_events = get_max_event_number(mw_data);
 405
 406   process_traceset_api(mw_data, time_window->start_time,
 407                        ltt_time_add(time_window->start_time,time_window->time_width),
 408                        max_nb_events);
 409
 410   //call hooks to show each viewer and let them remove hooks
 411   show_viewer(mw_data);
 412
 413   //set the cursor back to normal
 414   gdk_window_set_cursor(win, NULL);
 415 }
 416
 417
 418 /* add_trace_into_traceset_selector, each instance of a viewer has an associated
 419  * selector (filter), when a trace is added into traceset, the selector should
 420  * reflect the change. The function is used to update the selector
 421  */
 422
 423 void add_trace_into_traceset_selector(GtkMultiVPaned * paned, LttTrace * t)
 424 {
 425   int j, k, m, nb_tracefile, nb_control, nb_per_cpu, nb_facility, nb_event;
 426   LttvTracesetSelector  * s;
 427   LttvTraceSelector     * trace;
 428   LttvTracefileSelector * tracefile;
 429   LttvEventtypeSelector * eventtype;
 430   LttTracefile          * tf;
 431   GtkWidget             * w;
 432   LttFacility           * fac;
 433   LttEventType          * et;
 434
 435   w = gtk_multi_vpaned_get_first_widget(paned);
 436   while(w){
 437     s = g_object_get_data(G_OBJECT(w), "Traceset_Selector");
 438
 439     if(s){
 440       trace   = lttv_trace_selector_new(t);
 441       lttv_traceset_selector_trace_add(s, trace);
 442
 443       nb_facility = ltt_trace_facility_number(t);
 444       for(k=0;k<nb_facility;k++){
 445         fac = ltt_trace_facility_get(t,k);
 446         nb_event = (int) ltt_facility_eventtype_number(fac);
 447         for(m=0;m<nb_event;m++){
 448           et = ltt_facility_eventtype_get(fac,m);
 449           eventtype = lttv_eventtype_selector_new(et);
 450           lttv_trace_selector_eventtype_add(trace, eventtype);
 451         }
 452       }
 453
 454       nb_control = ltt_trace_control_tracefile_number(t);
 455       nb_per_cpu = ltt_trace_per_cpu_tracefile_number(t);
 456       nb_tracefile = nb_control + nb_per_cpu;
 457
 458       for(j = 0 ; j < nb_tracefile ; j++) {
 459         if(j < nb_control)
 460           tf = ltt_trace_control_tracefile_get(t, j);
 461         else
 462           tf = ltt_trace_per_cpu_tracefile_get(t, j - nb_control);
 463         tracefile = lttv_tracefile_selector_new(tf);
 464         lttv_trace_selector_tracefile_add(trace, tracefile);
 465         lttv_eventtype_selector_copy(trace, tracefile);
 466       }
 467     }else g_warning("Module does not support filtering\n");
 468
 469     w = gtk_multi_vpaned_get_next_widget(paned);
 470   }
 471 }
 472
 473
 474 /* add_trace adds a trace into the current traceset. It first displays a
 475  * directory selection dialogue to let user choose a trace, then recreates
 476  * tracset_context, and redraws all the viewer of the current tab
 477  */
 478
 479 void add_trace(GtkWidget * widget, gpointer user_data)
 480 {
 481   LttTrace *trace;
 482   LttvTrace * trace_v;
 483   LttvTraceset * traceset;
 484   const char * dir;
 485   gint id;
 486   MainWindow * mw_data = get_window_data_struct(widget);
 487   GtkDirSelection * file_selector = (GtkDirSelection *)gtk_dir_selection_new("Select a trace");
 488   gtk_dir_selection_hide_fileop_buttons(file_selector);
 489   if(remember_trace_dir[0] != '\0')
 490     gtk_dir_selection_set_filename(file_selector, remember_trace_dir);
 491
 492   id = gtk_dialog_run(GTK_DIALOG(file_selector));
 493   switch(id){
 494     case GTK_RESPONSE_ACCEPT:
 495     case GTK_RESPONSE_OK:
 496       dir = gtk_dir_selection_get_dir (file_selector);
 497       strncpy(remember_trace_dir, dir, PATH_LENGTH);
 498       if(!dir || strlen(dir) ==0){
 499         gtk_widget_destroy((GtkWidget*)file_selector);
 500         break;
 501       }
 502       trace = ltt_trace_open(dir);
 503       if(trace == NULL) g_critical("cannot open trace %s", dir);
 504       trace_v = lttv_trace_new(trace);
 505       traceset = mw_data->current_tab->traceset_info->traceset;
 506       if(mw_data->current_tab->traceset_info->traceset_context != NULL){
 507       //remove state update hooks
 508       lttv_state_remove_event_hooks(
 509            (LttvTracesetState*)mw_data->current_tab->traceset_info->
 510                                 traceset_context);
 511         lttv_context_fini(LTTV_TRACESET_CONTEXT(mw_data->current_tab->
 512                                                 traceset_info->traceset_context));
 513         g_object_unref(mw_data->current_tab->traceset_info->traceset_context);
 514       }
 515       lttv_traceset_add(traceset, trace_v);
 516       mw_data->current_tab->traceset_info->traceset_context =
 517         g_object_new(LTTV_TRACESET_STATS_TYPE, NULL);
 518       lttv_context_init(
 519         LTTV_TRACESET_CONTEXT(mw_data->current_tab->traceset_info->
 520                               traceset_context),traceset);
 521       //add state update hooks
 522       lttv_state_add_event_hooks(
 523       (LttvTracesetState*)mw_data->current_tab->traceset_info->traceset_context);
 524
 525
 526       add_trace_into_traceset_selector(mw_data->current_tab->multi_vpaned, trace);
 527
 528       gtk_widget_destroy((GtkWidget*)file_selector);
 529
 530       //update current tab
 531       update_traceset(mw_data);
 532
 533       get_traceset_time_span(mw_data,LTTV_TRACESET_CONTEXT(mw_data->current_tab->traceset_info->traceset_context)->Time_Span);
 534       if(lttv_traceset_number(mw_data->current_tab->traceset_info->traceset) == 1 ||
 535          ltt_time_compare(mw_data->current_tab->current_time,
 536              LTTV_TRACESET_CONTEXT(mw_data->current_tab->traceset_info->traceset_context)->Time_Span->startTime)<0){
 537         mw_data->current_tab->current_time =
 538            LTTV_TRACESET_CONTEXT(mw_data->current_tab->traceset_info->traceset_context)->Time_Span->startTime;
 539         mw_data->current_tab->time_window.start_time = mw_data->current_tab->current_time;
 540         mw_data->current_tab->time_window.time_width.tv_sec = DEFAULT_TIME_WIDTH_S;
 541         mw_data->current_tab->time_window.time_width.tv_nsec = 0;
 542       }
 543
 544       redraw_viewer(mw_data, &(mw_data->current_tab->time_window));
 545       set_current_time(mw_data,&(mw_data->current_tab->current_time));
 546       break;
 547     case GTK_RESPONSE_REJECT:
 548     case GTK_RESPONSE_CANCEL:
 549     default:
 550       gtk_widget_destroy((GtkWidget*)file_selector);
 551       break;
 552   }
 553 }
 554
 555
 556 /* remove_trace_into_traceset_selector, each instance of a viewer has an associated
 557  * selector (filter), when a trace is remove from traceset, the selector should
 558  * reflect the change. The function is used to update the selector
 559  */
 560
 561 void remove_trace_from_traceset_selector(GtkMultiVPaned * paned, unsigned i)
 562 {
 563   LttvTracesetSelector * s;
 564   LttvTraceSelector * t;
 565   GtkWidget * w;
 566
 567   w = gtk_multi_vpaned_get_first_widget(paned);
 568   while(w){
 569     s = g_object_get_data(G_OBJECT(w), "Traceset_Selector");
 570     if(s){
 571       t = lttv_traceset_selector_trace_get(s,i);
 572       lttv_traceset_selector_trace_remove(s, i);
 573       lttv_trace_selector_destroy(t);
 574     }g_warning("Module dose not support filtering\n");
 575     w = gtk_multi_vpaned_get_next_widget(paned);
 576   }
 577 }
 578
 579
 580 /* remove_trace removes a trace from the current traceset if all viewers in
 581  * the current tab are not interested in the trace. It first displays a
 582  * dialogue, which shows all traces in the current traceset, to let user choose
 583  * a trace, then it checks if all viewers unselect the trace, if it is true,
 584  * it will remove the trace,  recreate the traceset_contex,
 585  * and redraws all the viewer of the current tab. If there is on trace in the
 586  * current traceset, it will delete all viewers of the current tab
 587  */
 588
 589 void remove_trace(GtkWidget * widget, gpointer user_data)
 590 {
 591   LttTrace *trace;
 592   LttvTrace * trace_v;
 593   LttvTraceset * traceset;
 594   gint i, nb_trace;
 595   char ** name, *remove_trace_name;
 596   MainWindow * mw_data = get_window_data_struct(widget);
 597   LttvTracesetSelector * s;
 598   LttvTraceSelector * t;
 599   GtkWidget * w;
 600   gboolean selected;
 601
 602   nb_trace =lttv_traceset_number(mw_data->current_tab->traceset_info->traceset);
 603   name = g_new(char*,nb_trace);
 604   for(i = 0; i < nb_trace; i++){
 605     trace_v = lttv_traceset_get(mw_data->current_tab->
 606                                 traceset_info->traceset, i);
 607     trace = lttv_trace(trace_v);
 608     name[i] = ltt_trace_name(trace);
 609   }
 610
 611   remove_trace_name = get_remove_trace(name, nb_trace);
 612
 613   if(remove_trace_name){
 614     for(i=0; i<nb_trace; i++){
 615       if(strcmp(remove_trace_name,name[i]) == 0){
 616         //unselect the trace from the current viewer
 617         w = gtk_multi_vpaned_get_widget(mw_data->current_tab->multi_vpaned);
 618         if(w){
 619           s = g_object_get_data(G_OBJECT(w), "Traceset_Selector");
 620           if(s){
 621             t = lttv_traceset_selector_trace_get(s,i);
 622             lttv_trace_selector_set_selected(t, FALSE);
 623           }
 624
 625           //check if other viewers select the trace
 626           w = gtk_multi_vpaned_get_first_widget(mw_data->current_tab->multi_vpaned);
 627           while(w){
 628             s = g_object_get_data(G_OBJECT(w), "Traceset_Selector");
 629             if(s){
 630               t = lttv_traceset_selector_trace_get(s,i);
 631               selected = lttv_trace_selector_get_selected(t);
 632               if(selected)break;
 633             }
 634             w = gtk_multi_vpaned_get_next_widget(mw_data->current_tab->multi_vpaned);
 635           }
 636         }else selected = FALSE;
 637
 638         //if no viewer selects the trace, remove it
 639         if(!selected){
 640           remove_trace_from_traceset_selector(mw_data->current_tab->multi_vpaned, i);
 641
 642           traceset = mw_data->current_tab->traceset_info->traceset;
 643           trace_v = lttv_traceset_get(traceset, i);
 644           if(lttv_trace_get_ref_number(trace_v) <= 1)
 645             ltt_trace_close(lttv_trace(trace_v));
 646
 647           if(mw_data->current_tab->traceset_info->traceset_context != NULL){
 648       //remove state update hooks
 649       lttv_state_remove_event_hooks(
 650            (LttvTracesetState*)mw_data->current_tab->traceset_info->
 651                                 traceset_context);
 652             lttv_context_fini(LTTV_TRACESET_CONTEXT(mw_data->current_tab->
 653                                                     traceset_info->traceset_context));
 654             g_object_unref(mw_data->current_tab->traceset_info->traceset_context);
 655           }
 656           lttv_traceset_remove(traceset, i);
 657           if(!lttv_trace_get_ref_number(trace_v))
 658              lttv_trace_destroy(trace_v);
 659           mw_data->current_tab->traceset_info->traceset_context =
 660             g_object_new(LTTV_TRACESET_STATS_TYPE, NULL);
 661             lttv_context_init(
 662                             LTTV_TRACESET_CONTEXT(mw_data->current_tab->
 663                                       traceset_info->traceset_context),traceset);
 664       //add state update hooks
 665       lttv_state_add_event_hooks(
 666       (LttvTracesetState*)mw_data->current_tab->traceset_info->traceset_context);
 667           //update current tab
 668           update_traceset(mw_data);
 669           if(nb_trace > 1){
 670             redraw_viewer(mw_data, &(mw_data->current_tab->time_window));
 671             set_current_time(mw_data,&(mw_data->current_tab->current_time));
 672           }else{
 673             if(mw_data->current_tab){
 674               while(mw_data->current_tab->multi_vpaned->num_children){
 675                 gtk_multi_vpaned_widget_delete(mw_data->current_tab->multi_vpaned);
 676               }
 677             }
 678           }
 679         }
 680         break;
 681       }
 682     }
 683   }
 684
 685   g_free(name);
 686 }
 687
 688
 689 /* save will save the traceset to a file
 690  * Not implemented yet
 691  */
 692
 693 void save(GtkWidget * widget, gpointer user_data)
 694 {
 695   g_printf("Save\n");
 696 }
 697
 698 void save_as(GtkWidget * widget, gpointer user_data)
 699 {
 700   g_printf("Save as\n");
 701 }
 702
 703
 704 /* zoom will change the time_window of all the viewers of the
 705  * current tab, and redisplay them. The main functionality is to
 706  * determine the new time_window of the current tab
 707  */
 708
 709 void zoom(GtkWidget * widget, double size)
 710 {
 711   TimeInterval *time_span;
 712   TimeWindow time_window;
 713   LttTime    current_time, time_delta, time_s, time_e, time_t;
 714   MainWindow * mw_data = get_window_data_struct(widget);
 715
 716   if(size == 1) return;
 717
 718   time_span = LTTV_TRACESET_CONTEXT(mw_data->current_tab->
 719                                     traceset_info->traceset_context)->Time_Span;
 720   time_window =  mw_data->current_tab->time_window;
 721   current_time = mw_data->current_tab->current_time;
 722
 723   time_delta = ltt_time_sub(time_span->endTime,time_span->startTime);
 724   if(size == 0){
 725     time_window.start_time = time_span->startTime;
 726     time_window.time_width = time_delta;
 727   }else{
 728     time_window.time_width = ltt_time_div(time_window.time_width, size);
 729     if(ltt_time_compare(time_window.time_width,time_delta) > 0)
 730       time_window.time_width = time_delta;
 731
 732     time_t = ltt_time_div(time_window.time_width, 2);
 733     if(ltt_time_compare(current_time, time_t) < 0){
 734       time_s = time_span->startTime;
 735     } else {
 736       time_s = ltt_time_sub(current_time,time_t);
 737     }
 738     time_e = ltt_time_add(current_time,time_t);
 739     if(ltt_time_compare(time_span->startTime, time_s) > 0){
 740       time_s = time_span->startTime;
 741     }else if(ltt_time_compare(time_span->endTime, time_e) < 0){
 742       time_e = time_span->endTime;
 743       time_s = ltt_time_sub(time_e,time_window.time_width);
 744     }
 745     time_window.start_time = time_s;
 746   }
 747   redraw_viewer(mw_data, &time_window);
 748   set_current_time(mw_data,&(mw_data->current_tab->current_time));
 749   gtk_multi_vpaned_set_adjust(mw_data->current_tab->multi_vpaned, FALSE);
 750 }
 751
 752 void zoom_in(GtkWidget * widget, gpointer user_data)
 753 {
 754   zoom(widget, 2);
 755 }
 756
 757 void zoom_out(GtkWidget * widget, gpointer user_data)
 758 {
 759   zoom(widget, 0.5);
 760 }
 761
 762 void zoom_extended(GtkWidget * widget, gpointer user_data)
 763 {
 764   zoom(widget, 0);
 765 }
 766
 767 void go_to_time(GtkWidget * widget, gpointer user_data)
 768 {
 769   g_printf("Go to time\n");
 770 }
 771
 772 void show_time_frame(GtkWidget * widget, gpointer user_data)
 773 {
 774   g_printf("Show time frame\n");
 775 }
 776
 777
 778 /* callback function */
 779
 780 void
 781 on_empty_traceset_activate             (GtkMenuItem     *menuitem,
 782                                         gpointer         user_data)
 783 {
 784   create_new_window((GtkWidget*)menuitem, user_data, FALSE);
 785 }
 786
 787
 788 void
 789 on_clone_traceset_activate             (GtkMenuItem     *menuitem,
 790                                         gpointer         user_data)
 791 {
 792   create_new_window((GtkWidget*)menuitem, user_data, TRUE);
 793 }
 794
 795
 796 /* create_new_tab calls create_tab to construct a new tab in the main window
 797  */
 798
 799 void create_new_tab(GtkWidget* widget, gpointer user_data){
 800   gchar label[PATH_LENGTH];
 801   MainWindow * mw_data = get_window_data_struct(widget);
 802   GtkNotebook * notebook = (GtkNotebook *)lookup_widget(widget, "MNotebook");
 803   if(notebook == NULL){
 804     g_printf("Notebook does not exist\n");
 805     return;
 806   }
 807
 808   strcpy(label,"Page");
 809   if(get_label(mw_data, label,"Get the name of the tab","Please input tab's name"))
 810     create_tab (mw_data, mw_data, notebook, label);
 811 }
 812
 813 void
 814 on_tab_activate                        (GtkMenuItem     *menuitem,
 815                                         gpointer         user_data)
 816 {
 817   create_new_tab((GtkWidget*)menuitem, user_data);
 818 }
 819
 820
 821 void
 822 on_open_activate                       (GtkMenuItem     *menuitem,
 823                                         gpointer         user_data)
 824 {
 825   open_traceset((GtkWidget*)menuitem, user_data);
 826 }
 827
 828
 829 void
 830 on_close_activate                      (GtkMenuItem     *menuitem,
 831                                         gpointer         user_data)
 832 {
 833   MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
 834   main_window_destructor(mw_data);
 835 }
 836
 837
 838 /* remove the current tab from the main window if it is not the default tab
 839  */
 840
 841 void
 842 on_close_tab_activate                  (GtkMenuItem     *menuitem,
 843                                         gpointer         user_data)
 844 {
 845   GList * list;
 846   int count = 0;
 847   GtkWidget * notebook;
 848   Tab * tmp;
 849   MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
 850   notebook = lookup_widget((GtkWidget*)menuitem, "MNotebook");
 851   if(notebook == NULL){
 852     g_printf("Notebook does not exist\n");
 853     return;
 854   }
 855
 856   if(mw_data->tab == mw_data->current_tab){
 857     //    tmp = mw_data->current_tb;
 858     //    mw_data->tab = mw_data->current_tab->next;
 859     g_printf("The default TAB can not be deleted\n");
 860     return;
 861   }else{
 862     tmp = mw_data->tab;
 863     while(tmp != mw_data->current_tab){
 864       tmp = tmp->next;
 865       count++;
 866     }
 867   }
 868
 869   gtk_notebook_remove_page((GtkNotebook*)notebook, count);
 870   list = gtk_container_get_children(GTK_CONTAINER(notebook));
 871   if(g_list_length(list)==1)
 872     gtk_notebook_set_show_tabs((GtkNotebook*)notebook, FALSE);
 873 }
 874
 875
 876 void
 877 on_add_trace_activate                  (GtkMenuItem     *menuitem,
 878                                         gpointer         user_data)
 879 {
 880   add_trace((GtkWidget*)menuitem, user_data);
 881 }
 882
 883
 884 void
 885 on_remove_trace_activate               (GtkMenuItem     *menuitem,
 886                                         gpointer         user_data)
 887 {
 888   remove_trace((GtkWidget*)menuitem, user_data);
 889 }
 890
 891
 892 void
 893 on_save_activate                       (GtkMenuItem     *menuitem,
 894                                         gpointer         user_data)
 895 {
 896   save((GtkWidget*)menuitem, user_data);
 897 }
 898
 899
 900 void
 901 on_save_as_activate                    (GtkMenuItem     *menuitem,
 902                                         gpointer         user_data)
 903 {
 904   save_as((GtkWidget*)menuitem, user_data);
 905 }
 906
 907
 908 void
 909 on_quit_activate                       (GtkMenuItem     *menuitem,
 910                                         gpointer         user_data)
 911 {
 912   gtk_main_quit ();
 913 }
 914
 915
 916 void
 917 on_cut_activate                        (GtkMenuItem     *menuitem,
 918                                         gpointer         user_data)
 919 {
 920   g_printf("Cut\n");
 921 }
 922
 923
 924 void
 925 on_copy_activate                       (GtkMenuItem     *menuitem,
 926                                         gpointer         user_data)
 927 {
 928   g_printf("Copye\n");
 929 }
 930
 931
 932 void
 933 on_paste_activate                      (GtkMenuItem     *menuitem,
 934                                         gpointer         user_data)
 935 {
 936   g_printf("Paste\n");
 937 }
 938
 939
 940 void
 941 on_delete_activate                     (GtkMenuItem     *menuitem,
 942                                         gpointer         user_data)
 943 {
 944   g_printf("Delete\n");
 945 }
 946
 947
 948 void
 949 on_zoom_in_activate                    (GtkMenuItem     *menuitem,
 950                                         gpointer         user_data)
 951 {
 952    zoom_in((GtkWidget*)menuitem, user_data);
 953 }
 954
 955
 956 void
 957 on_zoom_out_activate                   (GtkMenuItem     *menuitem,
 958                                         gpointer         user_data)
 959 {
 960    zoom_out((GtkWidget*)menuitem, user_data);
 961 }
 962
 963
 964 void
 965 on_zoom_extended_activate              (GtkMenuItem     *menuitem,
 966                                         gpointer         user_data)
 967 {
 968    zoom_extended((GtkWidget*)menuitem, user_data);
 969 }
 970
 971
 972 void
 973 on_go_to_time_activate                 (GtkMenuItem     *menuitem,
 974                                         gpointer         user_data)
 975 {
 976    go_to_time((GtkWidget*)menuitem, user_data);
 977 }
 978
 979
 980 void
 981 on_show_time_frame_activate            (GtkMenuItem     *menuitem,
 982                                         gpointer         user_data)
 983 {
 984    show_time_frame((GtkWidget*)menuitem, user_data);
 985 }
 986
 987
 988 void
 989 on_move_viewer_up_activate             (GtkMenuItem     *menuitem,
 990                                         gpointer         user_data)
 991 {
 992   move_up_viewer((GtkWidget*)menuitem, user_data);
 993 }
 994
 995
 996 void
 997 on_move_viewer_down_activate           (GtkMenuItem     *menuitem,
 998                                         gpointer         user_data)
 999 {
1000   move_down_viewer((GtkWidget*)menuitem, user_data);
1001 }
1002
1003
1004 void
1005 on_remove_viewer_activate              (GtkMenuItem     *menuitem,
1006                                         gpointer         user_data)
1007 {
1008   delete_viewer((GtkWidget*)menuitem, user_data);
1009 }
1010
1011 void
1012 on_trace_filter_activate              (GtkMenuItem     *menuitem,
1013                                         gpointer         user_data)
1014 {
1015   MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
1016   LttvTracesetSelector * s;
1017   GtkWidget * w = gtk_multi_vpaned_get_widget(mw_data->current_tab->multi_vpaned);
1018
1019   s = g_object_get_data(G_OBJECT(w), "Traceset_Selector");
1020   if(!s){
1021     g_printf("There is no viewer yet\n");
1022     return;
1023   }
1024   if(get_filter_selection(s, "Configure trace and tracefile filter", "Select traces and tracefiles")){
1025     update_traceset(mw_data);
1026     redraw_viewer(mw_data, &(mw_data->current_tab->time_window));
1027     set_current_time(mw_data,&(mw_data->current_tab->current_time));
1028   }
1029 }
1030
1031 void
1032 on_trace_facility_activate              (GtkMenuItem     *menuitem,
1033                                         gpointer         user_data)
1034 {
1035   g_printf("Trace facility selector: %s\n");
1036 }
1037
1038
1039 /* Dispaly a file selection dialogue to let user select a module, then call
1040  * lttv_module_load(), finally insert tool button and menu entry in the main window
1041  * for the loaded  module
1042  */
1043
1044 void
1045 on_load_module_activate                (GtkMenuItem     *menuitem,
1046                                         gpointer         user_data)
1047 {
1048   char ** dir;
1049   gint id;
1050   char str[PATH_LENGTH], *str1;
1051   MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
1052   GtkFileSelection * file_selector = (GtkFileSelection *)gtk_file_selection_new("Select a module");
1053   if(remember_plugins_dir[0] != '\0')
1054     gtk_file_selection_set_filename(file_selector, remember_plugins_dir);
1055   gtk_file_selection_hide_fileop_buttons(file_selector);
1056
1057   str[0] = '\0';
1058   id = gtk_dialog_run(GTK_DIALOG(file_selector));
1059   switch(id){
1060     case GTK_RESPONSE_ACCEPT:
1061     case GTK_RESPONSE_OK:
1062       dir = gtk_file_selection_get_selections (file_selector);
1063       strncpy(str,dir[0],PATH_LENGTH);
1064       strncpy(remember_plugins_dir,dir[0],PATH_LENGTH);
1065       str1 = strrchr(str,'/');
1066       if(str1)str1++;
1067       else{
1068         str1 = strrchr(str,'\\');
1069         str1++;
1070       }
1071       lttv_module_require(str1, NULL);
1072       g_slist_foreach(g_main_window_list, (gpointer)insert_menu_toolbar_item,
1073           NULL);
1074       g_strfreev(dir);
1075     case GTK_RESPONSE_REJECT:
1076     case GTK_RESPONSE_CANCEL:
1077     default:
1078       gtk_widget_destroy((GtkWidget*)file_selector);
1079       break;
1080   }
1081   g_printf("Load module: %s\n", str);
1082 }
1083
1084
1085 /* Display all loaded modules, let user to select a module to unload
1086  * by calling lttv_module_unload
1087  */
1088
1089 void
1090 on_unload_module_activate              (GtkMenuItem     *menuitem,
1091                                         gpointer         user_data)
1092 {
1093   int i;
1094   GPtrArray *name;
1095   char *unload_module_name;
1096   guint nb;
1097   LttvLibrary *library;
1098   LttvLibraryInfo library_info;
1099   MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
1100
1101   name  = g_ptr_array_new();
1102   nb = lttv_library_number();
1103
1104   for(i=0;i<nb;i++){
1105     library = lttv_library_get(i);
1106     lttv_library_info(library, &library_info);
1107     if(library_info.load_count > 0) g_ptr_array_add(name, library_info.name);
1108   }
1109
1110   unload_module_name =get_unload_module((char **)(name->pdata), name->len);
1111
1112   if(unload_module_name){
1113     for(i=0;i<nb;i++){
1114       library = lttv_library_get(i);
1115       lttv_library_info(library, &library_info);
1116       if(strcmp(unload_module_name, library_info.name) == 0){
1117         lttv_library_unload(library);
1118         break;
1119       }
1120     }
1121   }
1122
1123   g_ptr_array_free(name, TRUE);
1124 }
1125
1126
1127 /* Display a directory dialogue to let user select a path for module searching
1128  */
1129
1130 void
1131 on_add_module_search_path_activate     (GtkMenuItem     *menuitem,
1132                                         gpointer         user_data)
1133 {
1134   GtkDirSelection * file_selector = (GtkDirSelection *)gtk_dir_selection_new("Select module path");
1135   const char * dir;
1136   gint id;
1137
1138   MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
1139   if(remember_plugins_dir[0] != '\0')
1140     gtk_dir_selection_set_filename(file_selector, remember_plugins_dir);
1141
1142   id = gtk_dialog_run(GTK_DIALOG(file_selector));
1143   switch(id){
1144     case GTK_RESPONSE_ACCEPT:
1145     case GTK_RESPONSE_OK:
1146       dir = gtk_dir_selection_get_dir (file_selector);
1147       strncpy(remember_plugins_dir,dir,PATH_LENGTH);
1148       strncat(remember_plugins_dir,"/",PATH_LENGTH);
1149       lttv_library_path_add(dir);
1150     case GTK_RESPONSE_REJECT:
1151     case GTK_RESPONSE_CANCEL:
1152     default:
1153       gtk_widget_destroy((GtkWidget*)file_selector);
1154       break;
1155   }
1156 }
1157
1158
1159 void
1160 on_color_activate                      (GtkMenuItem     *menuitem,
1161                                         gpointer         user_data)
1162 {
1163   g_printf("Color\n");
1164 }
1165
1166
1167 void
1168 on_filter_activate                     (GtkMenuItem     *menuitem,
1169                                         gpointer         user_data)
1170 {
1171   g_printf("Filter\n");
1172 }
1173
1174
1175 void
1176 on_save_configuration_activate         (GtkMenuItem     *menuitem,
1177                                         gpointer         user_data)
1178 {
1179   g_printf("Save configuration\n");
1180 }
1181
1182
1183 void
1184 on_content_activate                    (GtkMenuItem     *menuitem,
1185                                         gpointer         user_data)
1186 {
1187   g_printf("Content\n");
1188 }
1189
1190
1191 void
1192 on_about_activate                      (GtkMenuItem     *menuitem,
1193                                         gpointer         user_data)
1194 {
1195   g_printf("About...\n");
1196 }
1197
1198
1199 void
1200 on_button_new_clicked                  (GtkButton       *button,
1201                                         gpointer         user_data)
1202 {
1203   create_new_window((GtkWidget*)button, user_data, TRUE);
1204 }
1205
1206 void
1207 on_button_new_tab_clicked              (GtkButton       *button,
1208                                         gpointer         user_data)
1209 {
1210   create_new_tab((GtkWidget*)button, user_data);
1211 }
1212
1213 void
1214 on_button_open_clicked                 (GtkButton       *button,
1215                                         gpointer         user_data)
1216 {
1217   open_traceset((GtkWidget*)button, user_data);
1218 }
1219
1220
1221 void
1222 on_button_add_trace_clicked            (GtkButton       *button,
1223                                         gpointer         user_data)
1224 {
1225   add_trace((GtkWidget*)button, user_data);
1226 }
1227
1228
1229 void
1230 on_button_remove_trace_clicked         (GtkButton       *button,
1231                                         gpointer         user_data)
1232 {
1233   remove_trace((GtkWidget*)button, user_data);
1234 }
1235
1236
1237 void
1238 on_button_save_clicked                 (GtkButton       *button,
1239                                         gpointer         user_data)
1240 {
1241   save((GtkWidget*)button, user_data);
1242 }
1243
1244
1245 void
1246 on_button_save_as_clicked              (GtkButton       *button,
1247                                         gpointer         user_data)
1248 {
1249   save_as((GtkWidget*)button, user_data);
1250 }
1251
1252
1253 void
1254 on_button_zoom_in_clicked              (GtkButton       *button,
1255                                         gpointer         user_data)
1256 {
1257    zoom_in((GtkWidget*)button, user_data);
1258 }
1259
1260
1261 void
1262 on_button_zoom_out_clicked             (GtkButton       *button,
1263                                         gpointer         user_data)
1264 {
1265    zoom_out((GtkWidget*)button, user_data);
1266 }
1267
1268
1269 void
1270 on_button_zoom_extended_clicked        (GtkButton       *button,
1271                                         gpointer         user_data)
1272 {
1273    zoom_extended((GtkWidget*)button, user_data);
1274 }
1275
1276
1277 void
1278 on_button_go_to_time_clicked           (GtkButton       *button,
1279                                         gpointer         user_data)
1280 {
1281    go_to_time((GtkWidget*)button, user_data);
1282 }
1283
1284
1285 void
1286 on_button_show_time_frame_clicked      (GtkButton       *button,
1287                                         gpointer         user_data)
1288 {
1289    show_time_frame((GtkWidget*)button, user_data);
1290 }
1291
1292
1293 void
1294 on_button_move_up_clicked              (GtkButton       *button,
1295                                         gpointer         user_data)
1296 {
1297   move_up_viewer((GtkWidget*)button, user_data);
1298 }
1299
1300
1301 void
1302 on_button_move_down_clicked            (GtkButton       *button,
1303                                         gpointer         user_data)
1304 {
1305   move_down_viewer((GtkWidget*)button, user_data);
1306 }
1307
1308
1309 void
1310 on_button_delete_viewer_clicked        (GtkButton       *button,
1311                                         gpointer         user_data)
1312 {
1313   delete_viewer((GtkWidget*)button, user_data);
1314 }
1315
1316 void
1317 on_MWindow_destroy                     (GtkObject       *object,
1318                                         gpointer         user_data)
1319 {
1320   MainWindow *Main_Window = get_window_data_struct((GtkWidget*)object);
1321   GtkWidget  *widget;
1322   Tab *tab = Main_Window->tab;
1323
1324   g_printf("There are : %d windows\n",g_slist_length(g_main_window_list));
1325
1326   g_win_count--;
1327   if(g_win_count == 0)
1328     gtk_main_quit ();
1329 }
1330
1331 gboolean
1332 on_MWindow_configure                   (GtkWidget         *widget,
1333                                         GdkEventConfigure *event,
1334                                         gpointer           user_data)
1335 {
1336   MainWindow * mw_data = get_window_data_struct((GtkWidget*)widget);
1337   float width = event->width;
1338   Tab * tab = mw_data->tab;
1339   TimeWindow time_win;
1340   double ratio;
1341   TimeInterval *time_span;
1342   LttTime time;
1343
1344         // MD : removed time width modification upon resizing of the main window.
1345         // The viewers will redraw themselves completely, without time interval
1346         // modification.
1347 /*  while(tab){
1348     if(mw_data->window_width){
1349       time_span = LTTV_TRACESET_CONTEXT(tab->traceset_info->traceset_context)->Time_Span ;
1350       time_win = tab->time_window;
1351       ratio = width / mw_data->window_width;
1352       tab->time_window.time_width = ltt_time_mul(time_win.time_width,ratio);
1353       time = ltt_time_sub(time_span->endTime, time_win.start_time);
1354       if(ltt_time_compare(time, tab->time_window.time_width) < 0){
1355         tab->time_window.time_width = time;
1356       }
1357     }
1358     tab = tab->next;
1359   }
1360
1361   mw_data->window_width = (int)width;
1362         */
1363   return FALSE;
1364 }
1365
1366
1367 /* Set current tab
1368  */
1369
1370 void
1371 on_MNotebook_switch_page               (GtkNotebook     *notebook,
1372                                         GtkNotebookPage *page,
1373                                         guint            page_num,
1374                                         gpointer         user_data)
1375 {
1376   MainWindow * mw = get_window_data_struct((GtkWidget*)notebook);
1377   Tab * tab = mw->tab;
1378
1379   while(page_num){
1380     tab = tab->next;
1381     page_num--;
1382   }
1383   mw->current_tab = tab;
1384 }
1385
1386
1387 /* callback function to check or uncheck the check box (filter)
1388  */
1389
1390 void checkbox_changed(GtkTreeView *treeview,
1391                       GtkTreePath *arg1,
1392                       GtkTreeViewColumn *arg2,
1393                       gpointer user_data)
1394 {
1395   GtkTreeStore * store = (GtkTreeStore *)gtk_tree_view_get_model (treeview);
1396   GtkTreeIter iter;
1397   gboolean value;
1398
1399   if (gtk_tree_model_get_iter ((GtkTreeModel *)store, &iter, arg1)){
1400     gtk_tree_model_get ((GtkTreeModel *)store, &iter, CHECKBOX_COLUMN, &value, -1);
1401     value = value? FALSE : TRUE;
1402     gtk_tree_store_set (GTK_TREE_STORE (store), &iter, CHECKBOX_COLUMN, value, -1);
1403   }
1404
1405 }
1406
1407
1408 /* According to user's selection, update selector(filter)
1409  */
1410
1411 void update_filter(LttvTracesetSelector *s,  GtkTreeStore *store )
1412 {
1413   GtkTreeIter iter, child_iter, child_iter1, child_iter2;
1414   int i, j, k, nb_eventtype;
1415   LttvTraceSelector     * trace;
1416   LttvTracefileSelector * tracefile;
1417   LttvEventtypeSelector * eventtype;
1418   gboolean value, value1, value2;
1419
1420   if(gtk_tree_model_get_iter_first((GtkTreeModel*)store, &iter)){
1421     i = 0;
1422     do{
1423       trace = lttv_traceset_selector_trace_get(s, i);
1424       nb_eventtype = lttv_trace_selector_eventtype_number(trace);
1425       gtk_tree_model_get ((GtkTreeModel*)store, &iter, CHECKBOX_COLUMN, &value,-1);
1426       if(value){
1427         j = 0;
1428         if(gtk_tree_model_iter_children ((GtkTreeModel*)store, &child_iter, &iter)){
1429           do{
1430             if(j<1){//eventtype selector for trace
1431               gtk_tree_model_get ((GtkTreeModel*)store, &child_iter, CHECKBOX_COLUMN, &value2,-1);
1432               if(value2){
1433                 k=0;
1434                 if(gtk_tree_model_iter_children ((GtkTreeModel*)store, &child_iter1, &child_iter)){
1435                   do{
1436                     eventtype = lttv_trace_selector_eventtype_get(trace,k);
1437                     gtk_tree_model_get ((GtkTreeModel*)store, &child_iter1, CHECKBOX_COLUMN, &value2,-1);
1438                     lttv_eventtype_selector_set_selected(eventtype,value2);
1439                     k++;
1440                   }while(gtk_tree_model_iter_next((GtkTreeModel*)store, &child_iter1));
1441                 }
1442               }
1443             }else{ //tracefile selector
1444               tracefile = lttv_trace_selector_tracefile_get(trace, j - 1);
1445               gtk_tree_model_get ((GtkTreeModel*)store, &child_iter, CHECKBOX_COLUMN, &value1,-1);
1446               lttv_tracefile_selector_set_selected(tracefile,value1);
1447               if(value1){
1448                 gtk_tree_model_iter_children((GtkTreeModel*)store, &child_iter1, &child_iter); //eventtype selector
1449                 gtk_tree_model_get ((GtkTreeModel*)store, &child_iter1, CHECKBOX_COLUMN, &value2,-1);
1450                 if(value2){
1451                   k = 0;
1452                   if(gtk_tree_model_iter_children ((GtkTreeModel*)store, &child_iter2, &child_iter1)){
1453                     do{//eventtype selector for tracefile
1454                       eventtype = lttv_tracefile_selector_eventtype_get(tracefile,k);
1455                       gtk_tree_model_get ((GtkTreeModel*)store, &child_iter2, CHECKBOX_COLUMN, &value2,-1);
1456                       lttv_eventtype_selector_set_selected(eventtype,value2);
1457                       k++;
1458                     }while(gtk_tree_model_iter_next((GtkTreeModel*)store, &child_iter2));
1459                   }
1460                 }
1461               }
1462             }
1463             j++;
1464           }while(gtk_tree_model_iter_next((GtkTreeModel*)store, &child_iter));
1465         }
1466       }
1467       lttv_trace_selector_set_selected(trace,value);
1468       i++;
1469     }while(gtk_tree_model_iter_next((GtkTreeModel*)store, &iter));
1470   }
1471 }
1472
1473
1474 /* Display a dialogue showing all eventtypes and traces, let user to select the interested
1475  * eventtypes, tracefiles and traces (filter)
1476  */
1477
1478 gboolean get_filter_selection(LttvTracesetSelector *s,char *title, char * column_title)
1479 {
1480   GtkWidget         * dialogue;
1481   GtkTreeStore      * store;
1482   GtkWidget         * tree;
1483   GtkWidget         * scroll_win;
1484   GtkCellRenderer   * renderer;
1485   GtkTreeViewColumn * column;
1486   GtkTreeIter         iter, child_iter, child_iter1, child_iter2;
1487   int i, j, k, id, nb_trace, nb_tracefile, nb_eventtype;
1488   LttvTraceSelector     * trace;
1489   LttvTracefileSelector * tracefile;
1490   LttvEventtypeSelector * eventtype;
1491   char * name;
1492   gboolean checked;
1493
1494   dialogue = gtk_dialog_new_with_buttons(title,
1495                                          NULL,
1496                                          GTK_DIALOG_MODAL,
1497                                          GTK_STOCK_OK,GTK_RESPONSE_ACCEPT,
1498                                          GTK_STOCK_CANCEL,GTK_RESPONSE_REJECT,
1499                                          NULL);
1500   gtk_window_set_default_size((GtkWindow*)dialogue, 300, 500);
1501
1502   store = gtk_tree_store_new (TOTAL_COLUMNS, G_TYPE_BOOLEAN, G_TYPE_STRING);
1503   tree  = gtk_tree_view_new_with_model (GTK_TREE_MODEL (store));
1504   g_object_unref (G_OBJECT (store));
1505   g_signal_connect (G_OBJECT (tree), "row-activated",
1506                     G_CALLBACK (checkbox_changed),
1507                     NULL);
1508
1509
1510   renderer = gtk_cell_renderer_toggle_new ();
1511   gtk_cell_renderer_toggle_set_radio((GtkCellRendererToggle *)renderer, FALSE);
1512
1513   g_object_set (G_OBJECT (renderer),"activatable", TRUE, NULL);
1514
1515   column   = gtk_tree_view_column_new_with_attributes ("Checkbox",
1516                                                        renderer,
1517                                                        "active", CHECKBOX_COLUMN,
1518                                                        NULL);
1519   gtk_tree_view_column_set_alignment (column, 0.5);
1520   gtk_tree_view_column_set_fixed_width (column, 20);
1521   gtk_tree_view_append_column (GTK_TREE_VIEW (tree), column);
1522
1523   renderer = gtk_cell_renderer_text_new ();
1524   column   = gtk_tree_view_column_new_with_attributes (column_title,
1525                                                        renderer,
1526                                                        "text", NAME_COLUMN,
1527                                                        NULL);
1528   gtk_tree_view_column_set_alignment (column, 0.0);
1529   gtk_tree_view_append_column (GTK_TREE_VIEW (tree), column);
1530   gtk_tree_view_set_headers_visible(GTK_TREE_VIEW (tree), FALSE);
1531
1532   scroll_win = gtk_scrolled_window_new (NULL, NULL);
1533   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll_win),
1534                                  GTK_POLICY_AUTOMATIC,GTK_POLICY_AUTOMATIC);
1535   gtk_container_add (GTK_CONTAINER (scroll_win), tree);
1536
1537   gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialogue)->vbox), scroll_win,TRUE, TRUE,0);
1538
1539   gtk_widget_show(scroll_win);
1540   gtk_widget_show(tree);
1541
1542   nb_trace = lttv_traceset_selector_trace_number(s);
1543   for(i=0;i<nb_trace;i++){
1544     trace = lttv_traceset_selector_trace_get(s, i);
1545     name  = lttv_trace_selector_get_name(trace);
1546     gtk_tree_store_append (store, &iter, NULL);
1547     checked = lttv_trace_selector_get_selected(trace);
1548     gtk_tree_store_set (store, &iter,
1549                         CHECKBOX_COLUMN,checked,
1550                         NAME_COLUMN,name,
1551                         -1);
1552
1553     gtk_tree_store_append (store, &child_iter, &iter);
1554     gtk_tree_store_set (store, &child_iter,
1555                         CHECKBOX_COLUMN, checked,
1556                         NAME_COLUMN,"eventtype",
1557                         -1);
1558
1559     nb_eventtype = lttv_trace_selector_eventtype_number(trace);
1560     for(j=0;j<nb_eventtype;j++){
1561       eventtype = lttv_trace_selector_eventtype_get(trace,j);
1562       name      = lttv_eventtype_selector_get_name(eventtype);
1563       checked   = lttv_eventtype_selector_get_selected(eventtype);
1564       gtk_tree_store_append (store, &child_iter1, &child_iter);
1565       gtk_tree_store_set (store, &child_iter1,
1566                           CHECKBOX_COLUMN, checked,
1567                           NAME_COLUMN,name,
1568                           -1);
1569     }
1570
1571     nb_tracefile = lttv_trace_selector_tracefile_number(trace);
1572     for(j=0;j<nb_tracefile;j++){
1573       tracefile = lttv_trace_selector_tracefile_get(trace, j);
1574       name      = lttv_tracefile_selector_get_name(tracefile);
1575       gtk_tree_store_append (store, &child_iter, &iter);
1576       checked = lttv_tracefile_selector_get_selected(tracefile);
1577       gtk_tree_store_set (store, &child_iter,
1578                           CHECKBOX_COLUMN, checked,
1579                           NAME_COLUMN,name,
1580                           -1);
1581
1582       gtk_tree_store_append (store, &child_iter1, &child_iter);
1583       gtk_tree_store_set (store, &child_iter1,
1584                           CHECKBOX_COLUMN, checked,
1585                           NAME_COLUMN,"eventtype",
1586                           -1);
1587
1588       for(k=0;k<nb_eventtype;k++){
1589         eventtype = lttv_tracefile_selector_eventtype_get(tracefile,k);
1590         name      = lttv_eventtype_selector_get_name(eventtype);
1591         checked   = lttv_eventtype_selector_get_selected(eventtype);
1592         gtk_tree_store_append (store, &child_iter2, &child_iter1);
1593         gtk_tree_store_set (store, &child_iter2,
1594                             CHECKBOX_COLUMN, checked,
1595                             NAME_COLUMN,name,
1596                             -1);
1597       }
1598     }
1599   }
1600
1601   id = gtk_dialog_run(GTK_DIALOG(dialogue));
1602   switch(id){
1603     case GTK_RESPONSE_ACCEPT:
1604     case GTK_RESPONSE_OK:
1605       update_filter(s, store);
1606       gtk_widget_destroy(dialogue);
1607       return TRUE;
1608     case GTK_RESPONSE_REJECT:
1609     case GTK_RESPONSE_CANCEL:
1610     default:
1611       gtk_widget_destroy(dialogue);
1612       break;
1613   }
1614   return FALSE;
1615 }
1616
1617
1618 /* Select a trace which will be removed from traceset
1619  */
1620
1621 char * get_remove_trace(char ** all_trace_name, int nb_trace)
1622 {
1623   return get_selection(all_trace_name, nb_trace,
1624                        "Select a trace", "Trace pathname");
1625 }
1626
1627
1628 /* Select a module which will be unloaded
1629  */
1630
1631 char * get_unload_module(char ** loaded_module_name, int nb_module)
1632 {
1633   return get_selection(loaded_module_name, nb_module,
1634                        "Select an unload module", "Module pathname");
1635 }
1636
1637
1638 /* Display a dialogue which shows all selectable items, let user to
1639  * select one of them
1640  */
1641
1642 char * get_selection(char ** loaded_module_name, int nb_module,
1643                      char *title, char * column_title)
1644 {
1645   GtkWidget         * dialogue;
1646   GtkWidget         * scroll_win;
1647   GtkWidget         * tree;
1648   GtkListStore      * store;
1649   GtkTreeViewColumn * column;
1650   GtkCellRenderer   * renderer;
1651   GtkTreeSelection  * select;
1652   GtkTreeIter         iter;
1653   gint                id, i;
1654   char              * unload_module_name = NULL;
1655
1656   dialogue = gtk_dialog_new_with_buttons(title,
1657                                          NULL,
1658                                          GTK_DIALOG_MODAL,
1659                                          GTK_STOCK_OK,GTK_RESPONSE_ACCEPT,
1660                                          GTK_STOCK_CANCEL,GTK_RESPONSE_REJECT,
1661                                          NULL);
1662   gtk_window_set_default_size((GtkWindow*)dialogue, 500, 200);
1663
1664   scroll_win = gtk_scrolled_window_new (NULL, NULL);
1665   gtk_widget_show ( scroll_win);
1666   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll_win),
1667                                  GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1668
1669   store = gtk_list_store_new (N_COLUMNS,G_TYPE_STRING);
1670   tree = gtk_tree_view_new_with_model(GTK_TREE_MODEL (store));
1671   gtk_widget_show ( tree);
1672   g_object_unref (G_OBJECT (store));
1673
1674   renderer = gtk_cell_renderer_text_new ();
1675   column   = gtk_tree_view_column_new_with_attributes (column_title,
1676                                                      renderer,
1677                                                      "text", MODULE_COLUMN,
1678                                                      NULL);
1679   gtk_tree_view_column_set_alignment (column, 0.5);
1680   gtk_tree_view_column_set_fixed_width (column, 150);
1681   gtk_tree_view_append_column (GTK_TREE_VIEW (tree), column);
1682
1683   select = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree));
1684   gtk_tree_selection_set_mode (select, GTK_SELECTION_SINGLE);
1685
1686   gtk_container_add (GTK_CONTAINER (scroll_win), tree);
1687
1688   gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialogue)->vbox), scroll_win,TRUE, TRUE,0);
1689
1690   for(i=0;i<nb_module;i++){
1691     gtk_list_store_append (store, &iter);
1692     gtk_list_store_set (store, &iter, MODULE_COLUMN,loaded_module_name[i],-1);
1693   }
1694
1695   id = gtk_dialog_run(GTK_DIALOG(dialogue));
1696   switch(id){
1697     case GTK_RESPONSE_ACCEPT:
1698     case GTK_RESPONSE_OK:
1699       if (gtk_tree_selection_get_selected (select, (GtkTreeModel**)&store, &iter)){
1700           gtk_tree_model_get ((GtkTreeModel*)store, &iter, MODULE_COLUMN, &unload_module_name, -1);
1701       }
1702     case GTK_RESPONSE_REJECT:
1703     case GTK_RESPONSE_CANCEL:
1704     default:
1705       gtk_widget_destroy(dialogue);
1706       break;
1707   }
1708
1709   return unload_module_name;
1710 }
1711
1712
1713 /* hash funtions
1714  */
1715
1716 void main_window_destroy_hash_key(gpointer key)
1717 {
1718   g_free(key);
1719 }
1720
1721 void main_window_destroy_hash_data(gpointer data)
1722 {
1723 }
1724
1725
1726 /* Insert menu entry and tool button into all main windows for modules
1727  * It checks whether the menu entry or tool button exists or not,
1728  * if they do not exist, then construct the widget and insert them
1729  * into all main windows
1730  */
1731
1732 void insert_menu_toolbar_item(MainWindow * mw, gpointer user_data)
1733 {
1734   int i;
1735   GdkPixbuf *pixbuf;
1736   view_constructor constructor;
1737   LttvMenus * menu;
1738   LttvToolbars * toolbar;
1739   lttv_menu_closure *menu_item;
1740   lttv_toolbar_closure *toolbar_item;
1741   LttvAttributeValue value;
1742   LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
1743   GtkWidget * tool_menu_title_menu, *insert_view, *pixmap, *tmp;
1744
1745   g_assert(lttv_iattribute_find_by_path(attributes,
1746            "viewers/menu", LTTV_POINTER, &value));
1747   menu = (LttvMenus*)*(value.v_pointer);
1748
1749   if(menu){
1750     for(i=0;i<menu->len;i++){
1751       menu_item = &g_array_index(menu, lttv_menu_closure, i);
1752       tmp = g_hash_table_lookup(mw->hash_menu_item, g_strdup(menu_item->menuText));
1753       if(tmp)continue;
1754       constructor = menu_item->con;
1755       tool_menu_title_menu = lookup_widget(mw->mwindow,"ToolMenuTitle_menu");
1756       insert_view = gtk_menu_item_new_with_mnemonic (menu_item->menuText);
1757       gtk_widget_show (insert_view);
1758       gtk_container_add (GTK_CONTAINER (tool_menu_title_menu), insert_view);
1759       g_signal_connect ((gpointer) insert_view, "activate",
1760                         G_CALLBACK (insert_viewer_wrap),
1761                         constructor);
1762       g_hash_table_insert(mw->hash_menu_item, g_strdup(menu_item->menuText),
1763                           insert_view);
1764     }
1765   }
1766
1767   g_assert(lttv_iattribute_find_by_path(attributes,
1768            "viewers/toolbar", LTTV_POINTER, &value));
1769   toolbar = (LttvToolbars*)*(value.v_pointer);
1770
1771   if(toolbar){
1772     for(i=0;i<toolbar->len;i++){
1773       toolbar_item = &g_array_index(toolbar, lttv_toolbar_closure, i);
1774       tmp = g_hash_table_lookup(mw->hash_toolbar_item, g_strdup(toolbar_item->tooltip));
1775       if(tmp)continue;
1776       constructor = toolbar_item->con;
1777       tool_menu_title_menu = lookup_widget(mw->mwindow,"MToolbar1");
1778       pixbuf = gdk_pixbuf_new_from_xpm_data ((const char**)toolbar_item->pixmap);
1779       pixmap = gtk_image_new_from_pixbuf(pixbuf);
1780       insert_view = gtk_toolbar_append_element (GTK_TOOLBAR (tool_menu_title_menu),
1781                                                 GTK_TOOLBAR_CHILD_BUTTON,
1782                                                 NULL,
1783                                                 "",
1784                                                 toolbar_item->tooltip, NULL,
1785                                                 pixmap, NULL, NULL);
1786       gtk_label_set_use_underline (GTK_LABEL (((GtkToolbarChild*) (g_list_last (GTK_TOOLBAR (tool_menu_title_menu)->children)->data))->label), TRUE);
1787       gtk_widget_show (insert_view);
1788       gtk_container_set_border_width (GTK_CONTAINER (insert_view), 1);
1789       g_signal_connect ((gpointer) insert_view, "clicked",G_CALLBACK (insert_viewer_wrap),constructor);
1790       g_hash_table_insert(mw->hash_toolbar_item, g_strdup(toolbar_item->tooltip),
1791                           insert_view);
1792     }
1793   }
1794 }
1795
1796
1797 /* Create a main window
1798  */
1799
1800 void construct_main_window(MainWindow * parent)
1801 {
1802   g_debug("construct_main_window()");
1803   GtkWidget  * new_window; /* New generated main window */
1804   MainWindow * new_m_window;/* New main window structure */
1805   GtkNotebook * notebook;
1806   LttvIAttribute *attributes =
1807           LTTV_IATTRIBUTE(g_object_new(LTTV_ATTRIBUTE_TYPE, NULL));
1808   LttvAttributeValue value;
1809
1810   new_m_window = g_new(MainWindow, 1);
1811
1812   // Add the object's information to the module's array
1813   g_main_window_list = g_slist_append(g_main_window_list, new_m_window);
1814
1815
1816   new_window  = create_MWindow();
1817   gtk_widget_show (new_window);
1818
1819   new_m_window->attributes = attributes;
1820
1821   new_m_window->mwindow = new_window;
1822   new_m_window->tab = NULL;
1823   new_m_window->current_tab = NULL;
1824   new_m_window->attributes = LTTV_IATTRIBUTE(g_object_new(LTTV_ATTRIBUTE_TYPE, NULL));
1825
1826   new_m_window->hash_menu_item = g_hash_table_new_full (g_str_hash, g_str_equal,
1827                                               main_window_destroy_hash_key,
1828                                               main_window_destroy_hash_data);
1829   new_m_window->hash_toolbar_item = g_hash_table_new_full (g_str_hash, g_str_equal,
1830                                               main_window_destroy_hash_key,
1831                                               main_window_destroy_hash_data);
1832
1833   insert_menu_toolbar_item(new_m_window, NULL);
1834
1835   g_object_set_data(G_OBJECT(new_window), "mainWindow", (gpointer)new_m_window);
1836
1837   //create a default tab
1838   notebook = (GtkNotebook *)lookup_widget(new_m_window->mwindow, "MNotebook");
1839   if(notebook == NULL){
1840     g_printf("Notebook does not exist\n");
1841     return;
1842   }
1843   //for now there is no name field in LttvTraceset structure
1844   //Use "Traceset" as the label for the default tab
1845   create_tab(parent, new_m_window, notebook,"Traceset");
1846
1847   g_object_set_data_full(
1848                         G_OBJECT(new_m_window->mwindow),
1849                         "Main_Window_Data",
1850                         new_m_window,
1851                         (GDestroyNotify)main_window_free);
1852
1853   g_win_count++;
1854 }
1855
1856
1857 /* Free the memory occupied by a tab structure
1858  * destroy the tab
1859  */
1860
1861 void tab_destructor(Tab * tab_instance)
1862 {
1863   int i, nb, ref_count;
1864   LttvTrace * trace;
1865
1866   if(tab_instance->attributes)
1867     g_object_unref(tab_instance->attributes);
1868
1869   if(tab_instance->mw->tab == tab_instance){
1870     tab_instance->mw->tab = tab_instance->next;
1871   }else{
1872     Tab * tmp1, *tmp = tab_instance->mw->tab;
1873     while(tmp != tab_instance){
1874       tmp1 = tmp;
1875       tmp = tmp->next;
1876     }
1877     tmp1->next = tab_instance->next;
1878   }
1879
1880   if(tab_instance->traceset_info->traceset_context != NULL){
1881     //remove state update hooks
1882     lttv_state_remove_event_hooks(
1883          (LttvTracesetState*)tab_instance->traceset_info->
1884                               traceset_context);
1885     lttv_context_fini(LTTV_TRACESET_CONTEXT(tab_instance->traceset_info->
1886                                             traceset_context));
1887     g_object_unref(tab_instance->traceset_info->traceset_context);
1888   }
1889   if(tab_instance->traceset_info->traceset != NULL) {
1890     nb = lttv_traceset_number(tab_instance->traceset_info->traceset);
1891     for(i = 0 ; i < nb ; i++) {
1892       trace = lttv_traceset_get(tab_instance->traceset_info->traceset, i);
1893       ref_count = lttv_trace_get_ref_number(trace);
1894       if(ref_count <= 1){
1895         ltt_trace_close(lttv_trace(trace));
1896         lttv_trace_destroy(trace);
1897       }
1898       //      lttv_trace_destroy(trace);
1899     }
1900   }
1901   lttv_traceset_destroy(tab_instance->traceset_info->traceset);
1902   g_free(tab_instance->traceset_info);
1903   g_free(tab_instance);
1904 }
1905
1906
1907 /* Create a tab and insert it into the current main window
1908  */
1909
1910 void * create_tab(MainWindow * parent, MainWindow* current_window,
1911                   GtkNotebook * notebook, char * label)
1912 {
1913   GList * list;
1914   Tab * tmp_tab;
1915   MainWindow * mw_data = current_window;
1916   LttTime tmp_time;
1917
1918   //create a new tab data structure
1919   tmp_tab = mw_data->tab;
1920   while(tmp_tab && tmp_tab->next) tmp_tab = tmp_tab->next;
1921   if(!tmp_tab){
1922     mw_data->current_tab = NULL;
1923     tmp_tab = g_new(Tab,1);
1924     mw_data->tab = tmp_tab;
1925   }else{
1926     tmp_tab->next = g_new(Tab,1);
1927     tmp_tab = tmp_tab->next;
1928   }
1929
1930   //construct and initialize the traceset_info
1931   tmp_tab->traceset_info = g_new(TracesetInfo,1);
1932   if(parent){
1933     tmp_tab->traceset_info->traceset =
1934       lttv_traceset_copy(parent->current_tab->traceset_info->traceset);
1935   }else{
1936     if(mw_data->current_tab){
1937       tmp_tab->traceset_info->traceset =
1938         lttv_traceset_copy(mw_data->current_tab->traceset_info->traceset);
1939     }else{
1940       tmp_tab->traceset_info->traceset = lttv_traceset_new();
1941       /* Add the command line trace */
1942       if(g_init_trace != NULL)
1943         lttv_traceset_add(tmp_tab->traceset_info->traceset, g_init_trace);
1944     }
1945   }
1946   //FIXME copy not implemented in lower level
1947   tmp_tab->traceset_info->traceset_context =
1948     g_object_new(LTTV_TRACESET_STATS_TYPE, NULL);
1949   lttv_context_init(
1950             LTTV_TRACESET_CONTEXT(tmp_tab->traceset_info->traceset_context),
1951                                   tmp_tab->traceset_info->traceset);
1952   //add state update hooks
1953   lttv_state_add_event_hooks(
1954        (LttvTracesetState*)tmp_tab->traceset_info->traceset_context);
1955
1956
1957   //determine the current_time and time_window of the tab
1958   if(mw_data->current_tab){
1959     // Will have to read directly at the main window level, as we want
1960     // to be able to modify a traceset on the fly.
1961     tmp_tab->time_window      = mw_data->current_tab->time_window;
1962     tmp_tab->current_time     = mw_data->current_tab->current_time;
1963   }else{
1964     // Will have to read directly at the main window level, as we want
1965     // to be able to modify a traceset on the fly.
1966     // get_traceset_time_span(mw_data,&tmp_tab->traceStartTime, &tmp_tab->traceEndTime);
1967     tmp_tab->time_window.start_time   =
1968             LTTV_TRACESET_CONTEXT(tmp_tab->traceset_info->traceset_context)->Time_Span->startTime;
1969     if(DEFAULT_TIME_WIDTH_S <
1970               LTTV_TRACESET_CONTEXT(tmp_tab->traceset_info->traceset_context)->Time_Span->endTime.tv_sec)
1971       tmp_time.tv_sec = DEFAULT_TIME_WIDTH_S;
1972     else
1973       tmp_time.tv_sec =
1974               LTTV_TRACESET_CONTEXT(tmp_tab->traceset_info->traceset_context)->Time_Span->endTime.tv_sec;
1975     tmp_time.tv_nsec = 0;
1976     tmp_tab->time_window.time_width = tmp_time ;
1977     tmp_tab->current_time.tv_sec =
1978        LTTV_TRACESET_CONTEXT(tmp_tab->traceset_info->traceset_context)->Time_Span->startTime.tv_sec;
1979     tmp_tab->current_time.tv_nsec =
1980        LTTV_TRACESET_CONTEXT(tmp_tab->traceset_info->traceset_context)->Time_Span->startTime.tv_nsec;
1981   }
1982   tmp_tab->attributes = LTTV_IATTRIBUTE(g_object_new(LTTV_ATTRIBUTE_TYPE, NULL));
1983   //  mw_data->current_tab = tmp_tab;
1984   tmp_tab->multi_vpaned = (GtkMultiVPaned*)gtk_multi_vpaned_new();
1985   tmp_tab->multi_vpaned->mw = mw_data;
1986   gtk_widget_show((GtkWidget*)tmp_tab->multi_vpaned);
1987   tmp_tab->next = NULL;
1988   tmp_tab->mw   = mw_data;
1989
1990   tmp_tab->label = gtk_label_new (label);
1991   gtk_widget_show (tmp_tab->label);
1992
1993   g_object_set_data_full(
1994            G_OBJECT(tmp_tab->multi_vpaned),
1995            "Tab_Info",
1996            tmp_tab,
1997            (GDestroyNotify)tab_destructor);
1998
1999  //insert tab into notebook
2000   gtk_notebook_append_page(notebook, (GtkWidget*)tmp_tab->multi_vpaned, tmp_tab->label);
2001   list = gtk_container_get_children(GTK_CONTAINER(notebook));
2002   gtk_notebook_set_current_page(notebook,g_list_length(list)-1);
2003   if(g_list_length(list)>1)
2004     gtk_notebook_set_show_tabs(notebook, TRUE);
2005 }
2006
2007
2008 /* Remove menu entry and tool button from main window for the
2009  * unloaded  module
2010  */
2011
2012 void remove_menu_item(gpointer main_win, gpointer user_data)
2013 {
2014   MainWindow * mw = (MainWindow *) main_win;
2015   lttv_menu_closure *menu_item = (lttv_menu_closure *)user_data;
2016   GtkWidget * tool_menu_title_menu, *insert_view;
2017
2018   tool_menu_title_menu = lookup_widget(mw->mwindow,"ToolMenuTitle_menu");
2019   insert_view = (GtkWidget*)g_hash_table_lookup(mw->hash_menu_item,
2020                                                 menu_item->menuText);
2021   if(insert_view){
2022     g_hash_table_remove(mw->hash_menu_item, menu_item->menuText);
2023     gtk_container_remove (GTK_CONTAINER (tool_menu_title_menu), insert_view);
2024   }
2025 }
2026
2027 void remove_toolbar_item(gpointer main_win, gpointer user_data)
2028 {
2029   MainWindow * mw = (MainWindow *) main_win;
2030   lttv_toolbar_closure *toolbar_item = (lttv_toolbar_closure *)user_data;
2031   GtkWidget * tool_menu_title_menu, *insert_view;
2032
2033
2034   tool_menu_title_menu = lookup_widget(mw->mwindow,"MToolbar1");
2035   insert_view = (GtkWidget*)g_hash_table_lookup(mw->hash_toolbar_item,
2036                                                 toolbar_item->tooltip);
2037   if(insert_view){
2038     g_hash_table_remove(mw->hash_toolbar_item, toolbar_item->tooltip);
2039     gtk_container_remove (GTK_CONTAINER (tool_menu_title_menu), insert_view);
2040   }
2041 }
2042
2043 /**
2044  * Remove menu and toolbar item when a module unloaded from all
2045  * main windows
2046  */
2047
2048 void main_window_remove_menu_item(lttv_constructor constructor)
2049 {
2050   int i;
2051   LttvMenus * menu;
2052   lttv_menu_closure *menu_item;
2053   LttvAttributeValue value;
2054   LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
2055
2056   g_assert(lttv_iattribute_find_by_path(attributes,
2057            "viewers/menu", LTTV_POINTER, &value));
2058   menu = (LttvMenus*)*(value.v_pointer);
2059
2060   if(menu){
2061     for(i=0;i<menu->len;i++){
2062       menu_item = &g_array_index(menu, lttv_menu_closure, i);
2063       if(menu_item->con != constructor) continue;
2064       if(g_main_window_list){
2065         g_slist_foreach(g_main_window_list, remove_menu_item, menu_item);
2066       }
2067       break;
2068     }
2069   }
2070
2071 }
2072
2073 void main_window_remove_toolbar_item(lttv_constructor constructor)
2074 {
2075   int i;
2076   LttvToolbars * toolbar;
2077   lttv_toolbar_closure *toolbar_item;
2078   LttvAttributeValue value;
2079   LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes());
2080
2081   g_assert(lttv_iattribute_find_by_path(attributes,
2082            "viewers/toolbar", LTTV_POINTER, &value));
2083   toolbar = (LttvToolbars*)*(value.v_pointer);
2084
2085   if(toolbar){
2086     for(i=0;i<toolbar->len;i++){
2087       toolbar_item = &g_array_index(toolbar, lttv_toolbar_closure, i);
2088       if(toolbar_item->con != constructor) continue;
2089       if(g_main_window_list){
2090         g_slist_foreach(g_main_window_list, remove_toolbar_item, toolbar_item);
2091       }
2092       break;
2093     }
2094   }
2095 }