ltt/branches/poly/lttv/modules/gui/statistics/statistics.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 #include <glib.h>
  20 #include <gmodule.h>
  21 #include <gtk/gtk.h>
  22 #include <gdk/gdk.h>
  23
  24 #include <lttv/module.h>
  25 #include <lttv/gtktraceset.h>
  26 #include <lttv/processTrace.h>
  27 #include <lttv/hook.h>
  28 #include <lttv/common.h>
  29 #include <lttv/state.h>
  30 #include <lttv/stats.h>
  31
  32 #include <ltt/ltt.h>
  33 #include <ltt/event.h>
  34 #include <ltt/type.h>
  35 #include <ltt/trace.h>
  36
  37 #include <string.h>
  38
  39 #include "../icons/hGuiStatisticInsert.xpm"
  40
  41 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
  42 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
  43
  44 #define PATH_LENGTH        256
  45
  46 static LttvModule *statistic_main_win_module;
  47 static GPtrArray  * statistic_traceset;
  48
  49 /** Array containing instanced objects. Used when module is unloaded */
  50 static GSList *g_statistic_viewer_data_list = NULL ;
  51
  52 typedef struct _StatisticViewerData StatisticViewerData;
  53
  54 //! Statistic Viewer's constructor hook
  55 GtkWidget *h_gui_statistic(MainWindow *parent_window, LttvTracesetSelector * s, char* key);
  56 //! Statistic Viewer's constructor
  57 StatisticViewerData *gui_statistic(MainWindow *parent_window,LttvTracesetSelector * s, char* key);
  58 //! Statistic Viewer's destructor
  59 void gui_statistic_destructor(StatisticViewerData *statistic_viewer_data);
  60 void gui_statistic_free(StatisticViewerData *statistic_viewer_data);
  61
  62 void grab_focus(GtkWidget *widget, gpointer data);
  63 static void tree_selection_changed_cb (GtkTreeSelection *selection, gpointer data);
  64
  65 void statistic_destroy_hash_key(gpointer key);
  66 void statistic_destroy_hash_data(gpointer data);
  67
  68 void show_traceset_stats(StatisticViewerData * statistic_viewer_data);
  69 void show_tree(StatisticViewerData * statistic_viewer_data,
  70          LttvAttribute* stats,  GtkTreeIter* parent);
  71 void show_statistic(StatisticViewerData * statistic_viewer_data,
  72         LttvAttribute* stats, GtkTextBuffer* buf);
  73
  74
  75 /** hook functions for update time interval, current time ... */
  76 gboolean statistic_update_time_window(void * hook_data, void * call_data);
  77 gboolean statistic_show_viewer(void * hook_data, void * call_data);
  78 gboolean statistic_traceset_changed(void * hook_data, void * call_data);
  79 void statistic_add_context_hooks(StatisticViewerData * statistic_viewer_data,
  80            LttvTracesetContext * tsc);
  81 void statistic_remove_context_hooks(StatisticViewerData * statistic_viewer_data,
  82         LttvTracesetContext * tsc);
  83
  84 gboolean statistic_insert_traceset_stats(void * stats);
  85
  86 enum
  87 {
  88    NAME_COLUMN,
  89    N_COLUMNS
  90 };
  91
  92 struct _StatisticViewerData{
  93   MainWindow * mw;
  94   LttvTracesetStats * stats;
  95   gboolean            calculate_stats;
  96   int                 size;
  97
  98   TimeInterval time_span;
  99   gboolean     shown;       //indicate if the statistic is shown or not
 100   char *       filter_key;
 101
 102   GtkWidget    * hpaned_v;
 103   GtkTreeStore * store_m;
 104   GtkWidget    * tree_v;
 105
 106   //scroll window containing Tree View
 107   GtkWidget * scroll_win_tree;
 108
 109   GtkWidget    * text_v;
 110   //scroll window containing Text View
 111   GtkWidget * scroll_win_text;
 112
 113   // Selection handler
 114   GtkTreeSelection *select_c;
 115
 116   //hash
 117   GHashTable *statistic_hash;
 118 };
 119
 120
 121 /**
 122  * plugin's init function
 123  *
 124  * This function initializes the Statistic Viewer functionnality through the
 125  * gtkTraceSet API.
 126  */
 127 G_MODULE_EXPORT void init(LttvModule *self, int argc, char *argv[]) {
 128
 129   statistic_main_win_module = lttv_module_require(self, "mainwin", argc, argv);
 130
 131   if(statistic_main_win_module == NULL){
 132       g_critical("Can't load Statistic Viewer : missing mainwin\n");
 133       return;
 134   }
 135
 136   statistic_traceset = g_ptr_array_new ();
 137
 138   /* Register the toolbar insert button */
 139   toolbar_item_reg(hGuiStatisticInsert_xpm, "Insert Statistic Viewer", h_gui_statistic);
 140
 141   /* Register the menu item insert entry */
 142   menu_item_reg("/", "Insert Statistic Viewer", h_gui_statistic);
 143
 144 }
 145
 146 void statistic_destroy_walk(gpointer data, gpointer user_data)
 147 {
 148   gui_statistic_destructor((StatisticViewerData*)data);
 149 }
 150
 151 /**
 152  * plugin's destroy function
 153  *
 154  * This function releases the memory reserved by the module and unregisters
 155  * everything that has been registered in the gtkTraceSet API.
 156  */
 157 G_MODULE_EXPORT void destroy() {
 158   int i;
 159
 160   if(g_statistic_viewer_data_list){
 161     g_slist_foreach(g_statistic_viewer_data_list, statistic_destroy_walk, NULL );
 162     g_slist_free(g_statistic_viewer_data_list);
 163   }
 164   g_ptr_array_free (statistic_traceset, TRUE);
 165
 166   /* Unregister the toolbar insert button */
 167   toolbar_item_unreg(h_gui_statistic);
 168
 169   /* Unregister the menu item insert entry */
 170   menu_item_unreg(h_gui_statistic);
 171 }
 172
 173
 174 void
 175 gui_statistic_free(StatisticViewerData *statistic_viewer_data)
 176 {
 177   if(statistic_viewer_data){
 178     unreg_update_time_window(statistic_update_time_window,statistic_viewer_data, statistic_viewer_data->mw);
 179     unreg_show_viewer(statistic_show_viewer,statistic_viewer_data, statistic_viewer_data->mw);
 180     unreg_update_traceset(statistic_traceset_changed,statistic_viewer_data, statistic_viewer_data->mw);
 181
 182     g_hash_table_destroy(statistic_viewer_data->statistic_hash);
 183     g_free(statistic_viewer_data->filter_key);
 184     g_statistic_viewer_data_list = g_slist_remove(g_statistic_viewer_data_list, statistic_viewer_data);
 185     g_free(statistic_viewer_data);
 186   }
 187 }
 188
 189 void
 190 gui_statistic_destructor(StatisticViewerData *statistic_viewer_data)
 191 {
 192   /* May already been done by GTK window closing */
 193   if(GTK_IS_WIDGET(statistic_viewer_data->hpaned_v)){
 194     gui_statistic_free(statistic_viewer_data);
 195     gtk_widget_destroy(statistic_viewer_data->hpaned_v);
 196     statistic_viewer_data = NULL;
 197   }
 198   //gui_statistic_free(statistic_viewer_data);
 199 }
 200
 201
 202 /**
 203  * Statistic Viewer's constructor hook
 204  *
 205  * This constructor is given as a parameter to the menuitem and toolbar button
 206  * registration. It creates the list.
 207  * @param parent_window A pointer to the parent window.
 208  * @return The widget created.
 209  */
 210 GtkWidget *
 211 h_gui_statistic(MainWindow * parent_window, LttvTracesetSelector * s, char* key)
 212 {
 213   StatisticViewerData* statistic_viewer_data = gui_statistic(parent_window, s, key) ;
 214
 215   if(statistic_viewer_data)
 216     return statistic_viewer_data->hpaned_v;
 217   else return NULL;
 218
 219 }
 220
 221 gboolean statistic_insert_traceset_stats(void * stats)
 222 {
 223   int i, len;
 224   gpointer s;
 225
 226   len = statistic_traceset->len;
 227   for(i=0;i<len;i++){
 228     s = g_ptr_array_index(statistic_traceset, i);
 229     if(s == stats) break;
 230   }
 231   if(i==len){
 232     g_ptr_array_add(statistic_traceset, stats);
 233     return TRUE;
 234   }
 235   return FALSE;
 236 }
 237
 238 /**
 239  * Statistic Viewer's constructor
 240  *
 241  * This constructor is used to create StatisticViewerData data structure.
 242  * @return The Statistic viewer data created.
 243  */
 244 StatisticViewerData *
 245 gui_statistic(MainWindow *parent_window, LttvTracesetSelector * s, char* key)
 246 {
 247   GtkCellRenderer *renderer;
 248   GtkTreeViewColumn *column;
 249
 250   StatisticViewerData* statistic_viewer_data = g_new(StatisticViewerData,1);
 251
 252   statistic_viewer_data->mw     = parent_window;
 253   statistic_viewer_data->stats  = get_traceset_stats_api(statistic_viewer_data->mw);
 254   statistic_viewer_data->calculate_stats = statistic_insert_traceset_stats((void *)statistic_viewer_data->stats);
 255
 256   reg_update_time_window(statistic_update_time_window,statistic_viewer_data, statistic_viewer_data->mw);
 257   reg_show_viewer(statistic_show_viewer,statistic_viewer_data, statistic_viewer_data->mw);
 258   reg_update_traceset(statistic_traceset_changed,statistic_viewer_data, statistic_viewer_data->mw);
 259
 260   statistic_viewer_data->statistic_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
 261                 statistic_destroy_hash_key,
 262                 statistic_destroy_hash_data);
 263
 264   statistic_viewer_data->hpaned_v  = gtk_hpaned_new();
 265   statistic_viewer_data->store_m = gtk_tree_store_new (N_COLUMNS, G_TYPE_STRING);
 266   statistic_viewer_data->tree_v  = gtk_tree_view_new_with_model (GTK_TREE_MODEL (statistic_viewer_data->store_m));
 267   g_object_unref (G_OBJECT (statistic_viewer_data->store_m));
 268
 269   g_signal_connect (G_OBJECT (statistic_viewer_data->tree_v), "grab-focus",
 270         G_CALLBACK (grab_focus),
 271         statistic_viewer_data);
 272
 273   // Setup the selection handler
 274   statistic_viewer_data->select_c = gtk_tree_view_get_selection (GTK_TREE_VIEW (statistic_viewer_data->tree_v));
 275   gtk_tree_selection_set_mode (statistic_viewer_data->select_c, GTK_SELECTION_SINGLE);
 276   g_signal_connect (G_OBJECT (statistic_viewer_data->select_c), "changed",
 277         G_CALLBACK (tree_selection_changed_cb),
 278         statistic_viewer_data);
 279
 280   renderer = gtk_cell_renderer_text_new ();
 281   column = gtk_tree_view_column_new_with_attributes ("Statistic Name",
 282                  renderer,
 283                  "text", NAME_COLUMN,
 284                  NULL);
 285   gtk_tree_view_column_set_alignment (column, 0.0);
 286   //  gtk_tree_view_column_set_fixed_width (column, 45);
 287   gtk_tree_view_append_column (GTK_TREE_VIEW (statistic_viewer_data->tree_v), column);
 288
 289
 290   gtk_tree_view_set_headers_visible(GTK_TREE_VIEW (statistic_viewer_data->tree_v), FALSE);
 291
 292   statistic_viewer_data->scroll_win_tree = gtk_scrolled_window_new (NULL, NULL);
 293   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(statistic_viewer_data->scroll_win_tree),
 294          GTK_POLICY_AUTOMATIC,GTK_POLICY_AUTOMATIC);
 295
 296   gtk_container_add (GTK_CONTAINER (statistic_viewer_data->scroll_win_tree), statistic_viewer_data->tree_v);
 297   gtk_paned_pack1(GTK_PANED(statistic_viewer_data->hpaned_v),statistic_viewer_data->scroll_win_tree, TRUE, FALSE);
 298   gtk_paned_set_position(GTK_PANED(statistic_viewer_data->hpaned_v), 160);
 299
 300   statistic_viewer_data->scroll_win_text = gtk_scrolled_window_new (NULL, NULL);
 301   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(statistic_viewer_data->scroll_win_text),
 302          GTK_POLICY_AUTOMATIC,GTK_POLICY_AUTOMATIC);
 303
 304   statistic_viewer_data->text_v = gtk_text_view_new ();
 305   g_signal_connect (G_OBJECT (statistic_viewer_data->text_v), "grab-focus",
 306         G_CALLBACK (grab_focus),
 307         statistic_viewer_data);
 308
 309   gtk_text_view_set_editable(GTK_TEXT_VIEW(statistic_viewer_data->text_v),FALSE);
 310   gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(statistic_viewer_data->text_v),FALSE);
 311   gtk_container_add (GTK_CONTAINER (statistic_viewer_data->scroll_win_text), statistic_viewer_data->text_v);
 312   gtk_paned_pack2(GTK_PANED(statistic_viewer_data->hpaned_v), statistic_viewer_data->scroll_win_text, TRUE, FALSE);
 313
 314   gtk_widget_show(statistic_viewer_data->scroll_win_tree);
 315   gtk_widget_show(statistic_viewer_data->scroll_win_text);
 316   gtk_widget_show(statistic_viewer_data->tree_v);
 317   gtk_widget_show(statistic_viewer_data->text_v);
 318   gtk_widget_show(statistic_viewer_data->hpaned_v);
 319
 320   //get the life span of the traceset and set the upper of the scroll bar
 321   get_traceset_time_span(statistic_viewer_data->mw, &statistic_viewer_data->time_span);
 322
 323   statistic_viewer_data->shown = FALSE;
 324   statistic_viewer_data->filter_key = g_strdup(key);
 325   g_object_set_data(
 326         G_OBJECT(statistic_viewer_data->hpaned_v),
 327         statistic_viewer_data->filter_key,
 328         s);
 329
 330   g_object_set_data(
 331         G_OBJECT(statistic_viewer_data->hpaned_v),
 332         TRACESET_TIME_SPAN,
 333         &statistic_viewer_data->time_span);
 334
 335   if(statistic_viewer_data->calculate_stats){
 336     if(lttv_stats_load_statistics(statistic_viewer_data->stats))
 337       statistic_viewer_data->calculate_stats = FALSE;
 338   }
 339
 340   if(statistic_viewer_data->calculate_stats == FALSE){
 341     statistic_viewer_data->size = 1;
 342     g_object_set_data(
 343           G_OBJECT(statistic_viewer_data->hpaned_v),
 344           MAX_NUMBER_EVENT,
 345           &statistic_viewer_data->size);
 346   }
 347
 348   g_object_set_data_full(
 349       G_OBJECT(statistic_viewer_data->hpaned_v),
 350       "statistic_viewer_data",
 351       statistic_viewer_data,
 352       (GDestroyNotify)gui_statistic_free);
 353
 354   /* Add the object's information to the module's array */
 355   g_statistic_viewer_data_list = g_slist_append(
 356       g_statistic_viewer_data_list,
 357       statistic_viewer_data);
 358
 359   return statistic_viewer_data;
 360 }
 361
 362 void grab_focus(GtkWidget *widget, gpointer data)
 363 {
 364   StatisticViewerData *statistic_viewer_data = (StatisticViewerData *)data;
 365   MainWindow * mw = statistic_viewer_data->mw;
 366   set_focused_pane(mw, gtk_widget_get_parent(statistic_viewer_data->hpaned_v));
 367 }
 368
 369 static void
 370 tree_selection_changed_cb (GtkTreeSelection *selection, gpointer data)
 371 {
 372   StatisticViewerData *statistic_viewer_data = (StatisticViewerData*)data;
 373   GtkTreeIter iter;
 374   GtkTreeModel *model = GTK_TREE_MODEL(statistic_viewer_data->store_m);
 375   gchar *event;
 376   GtkTextBuffer* buf;
 377   gchar * str;
 378   GtkTreePath * path;
 379   GtkTextIter   text_iter;
 380   LttvAttribute * stats;
 381
 382   if (gtk_tree_selection_get_selected (selection, &model, &iter))
 383     {
 384       gtk_tree_model_get (model, &iter, NAME_COLUMN, &event, -1);
 385
 386       path = gtk_tree_model_get_path(GTK_TREE_MODEL(model),&iter);
 387       str = gtk_tree_path_to_string (path);
 388       stats = (LttvAttribute*)g_hash_table_lookup (statistic_viewer_data->statistic_hash,str);
 389       g_free(str);
 390
 391       buf =  gtk_text_view_get_buffer((GtkTextView*)statistic_viewer_data->text_v);
 392       gtk_text_buffer_set_text(buf,"Statistic for  '", -1);
 393       gtk_text_buffer_get_end_iter(buf, &text_iter);
 394       gtk_text_buffer_insert(buf, &text_iter, event, strlen(event));
 395       gtk_text_buffer_get_end_iter(buf, &text_iter);
 396       gtk_text_buffer_insert(buf, &text_iter, "' :\n\n",5);
 397
 398       show_statistic(statistic_viewer_data, stats, buf);
 399
 400       g_free (event);
 401     }
 402 }
 403
 404 void statistic_destroy_hash_key(gpointer key)
 405 {
 406   g_free(key);
 407 }
 408
 409 void statistic_destroy_hash_data(gpointer data)
 410 {
 411   //  g_free(data);
 412 }
 413
 414 void show_traceset_stats(StatisticViewerData * statistic_viewer_data)
 415 {
 416   int i, nb;
 417   LttvTraceset *ts;
 418   LttvTraceStats *tcs;
 419   LttSystemDescription *desc;
 420   LttvTracesetStats * tscs = statistic_viewer_data->stats;
 421   gchar * str, trace_str[PATH_LENGTH];
 422   GtkTreePath * path;
 423   GtkTreeIter   iter;
 424   GtkTreeStore * store = statistic_viewer_data->store_m;
 425
 426   if(tscs->stats == NULL) return;
 427
 428   ts = tscs->parent.parent.ts;
 429   nb = lttv_traceset_number(ts);
 430   if(nb == 0)return;
 431
 432   gtk_tree_store_append (store, &iter, NULL);
 433   gtk_tree_store_set (store, &iter,
 434           NAME_COLUMN, "Traceset statistics",
 435           -1);
 436   path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &iter);
 437   str = gtk_tree_path_to_string (path);
 438   g_hash_table_insert(statistic_viewer_data->statistic_hash,
 439           (gpointer)str, tscs->stats);
 440   show_tree(statistic_viewer_data, tscs->stats, &iter);
 441
 442   //show stats for all traces
 443   for(i = 0 ; i < nb ; i++) {
 444     tcs = (LttvTraceStats *)(LTTV_TRACESET_CONTEXT(tscs)->traces[i]);
 445     desc = ltt_trace_system_description(tcs->parent.parent.t);
 446     sprintf(trace_str, "Trace on system %s at time %d secs",
 447             ltt_trace_system_description_node_name(desc),
 448       (ltt_trace_system_description_trace_start_time(desc)).tv_sec);
 449
 450     gtk_tree_store_append (store, &iter, NULL);
 451     gtk_tree_store_set (store, &iter,NAME_COLUMN,trace_str,-1);
 452     path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &iter);
 453     str = gtk_tree_path_to_string (path);
 454     g_hash_table_insert(statistic_viewer_data->statistic_hash,
 455       (gpointer)str,tcs->stats);
 456     show_tree(statistic_viewer_data, tcs->stats, &iter);
 457   }
 458 }
 459
 460 void show_tree(StatisticViewerData * statistic_viewer_data,
 461          LttvAttribute* stats,  GtkTreeIter* parent)
 462 {
 463   int i, nb;
 464   LttvAttribute *subtree;
 465   LttvAttributeName name;
 466   LttvAttributeValue value;
 467   LttvAttributeType type;
 468   gchar * str, dir_str[PATH_LENGTH];
 469   GtkTreePath * path;
 470   GtkTreeIter   iter;
 471   GtkTreeStore * store = statistic_viewer_data->store_m;
 472
 473   nb = lttv_attribute_get_number(stats);
 474   for(i = 0 ; i < nb ; i++) {
 475     type = lttv_attribute_get(stats, i, &name, &value);
 476     switch(type) {
 477      case LTTV_GOBJECT:
 478         if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
 479     sprintf(dir_str, "%s", g_quark_to_string(name));
 480           subtree = (LttvAttribute *)*(value.v_gobject);
 481     gtk_tree_store_append (store, &iter, parent);
 482     gtk_tree_store_set (store, &iter,NAME_COLUMN,dir_str,-1);
 483     path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &iter);
 484     str = gtk_tree_path_to_string (path);
 485     g_hash_table_insert(statistic_viewer_data->statistic_hash,
 486             (gpointer)str, subtree);
 487           show_tree(statistic_viewer_data, subtree, &iter);
 488         }
 489         break;
 490       default:
 491   break;
 492     }
 493   }
 494 }
 495
 496 void show_statistic(StatisticViewerData * statistic_viewer_data,
 497         LttvAttribute* stats, GtkTextBuffer* buf)
 498 {
 499   int i, nb , flag;
 500   LttvAttribute *subtree;
 501   LttvAttributeName name;
 502   LttvAttributeValue value;
 503   LttvAttributeType type;
 504   gchar type_name[PATH_LENGTH], type_value[PATH_LENGTH];
 505   GtkTextIter   text_iter;
 506
 507   flag = 0;
 508   nb = lttv_attribute_get_number(stats);
 509   for(i = 0 ; i < nb ; i++) {
 510     type = lttv_attribute_get(stats, i, &name, &value);
 511     sprintf(type_name,"%s", g_quark_to_string(name));
 512     type_value[0] = '\0';
 513     switch(type) {
 514       case LTTV_INT:
 515         sprintf(type_value, " :  %d\n", *value.v_int);
 516         break;
 517       case LTTV_UINT:
 518         sprintf(type_value, " :  %u\n", *value.v_uint);
 519         break;
 520       case LTTV_LONG:
 521         sprintf(type_value, " :  %ld\n", *value.v_long);
 522         break;
 523       case LTTV_ULONG:
 524         sprintf(type_value, " :  %lu\n", *value.v_ulong);
 525         break;
 526       case LTTV_FLOAT:
 527         sprintf(type_value, " :  %f\n", (double)*value.v_float);
 528         break;
 529       case LTTV_DOUBLE:
 530         sprintf(type_value, " :  %f\n", *value.v_double);
 531         break;
 532       case LTTV_TIME:
 533         sprintf(type_value, " :  %10u.%09u\n", value.v_time->tv_sec,
 534             value.v_time->tv_nsec);
 535         break;
 536       case LTTV_POINTER:
 537         sprintf(type_value, " :  POINTER\n");
 538         break;
 539       case LTTV_STRING:
 540         sprintf(type_value, " :  %s\n", *value.v_string);
 541         break;
 542       default:
 543         break;
 544     }
 545     if(strlen(type_value)){
 546       flag = 1;
 547       strcat(type_name,type_value);
 548       gtk_text_buffer_get_end_iter(buf, &text_iter);
 549       gtk_text_buffer_insert(buf, &text_iter, type_name, strlen(type_name));
 550     }
 551   }
 552
 553   if(flag == 0){
 554     sprintf(type_value, "No statistic information in this directory.\nCheck in subdirectories please.\n");
 555     gtk_text_buffer_get_end_iter(buf, &text_iter);
 556     gtk_text_buffer_insert(buf, &text_iter, type_value, strlen(type_value));
 557
 558   }
 559 }
 560
 561 gboolean statistic_update_time_window(void * hook_data, void * call_data)
 562 {
 563   StatisticViewerData *statistic_viewer_data = (StatisticViewerData*) hook_data;
 564   LttvTracesetContext * tsc = get_traceset_context(statistic_viewer_data->mw);
 565
 566   //if statistic is already calculated, do nothing
 567   if(!statistic_viewer_data->calculate_stats){
 568     return FALSE;
 569   }
 570
 571   if(statistic_viewer_data->shown == FALSE){
 572     statistic_add_context_hooks(statistic_viewer_data, tsc);
 573   }
 574   return FALSE;
 575 }
 576
 577 gboolean statistic_show_viewer(void * hook_data, void * call_data)
 578 {
 579   StatisticViewerData *statistic_viewer_data = (StatisticViewerData*) hook_data;
 580   LttvTracesetContext * tsc = get_traceset_context(statistic_viewer_data->mw);
 581
 582   if(statistic_viewer_data->shown == FALSE){
 583     statistic_viewer_data->shown = TRUE;
 584     show_traceset_stats(statistic_viewer_data);
 585     if(statistic_viewer_data->calculate_stats){
 586       statistic_remove_context_hooks(statistic_viewer_data,tsc);
 587       lttv_stats_save_statistics((LttvTracesetStats*)tsc);
 588     }
 589   }
 590
 591   return FALSE;
 592 }
 593
 594 gboolean statistic_traceset_changed(void * hook_data, void * call_data)
 595 {
 596   StatisticViewerData *statistic_viewer_data = (StatisticViewerData*) hook_data;
 597
 598   gtk_tree_store_clear (statistic_viewer_data->store_m);
 599   statistic_viewer_data->shown = FALSE;
 600
 601   return FALSE;
 602 }
 603
 604 void statistic_add_context_hooks(StatisticViewerData * statistic_viewer_data,
 605            LttvTracesetContext * tsc)
 606 {
 607   gint i, j, nbi, nb_tracefile, nb_control, nb_per_cpu;
 608   LttTrace *trace;
 609   LttvTraceContext *tc;
 610   LttvTracefileContext *tfc;
 611   LttvTracesetSelector  * ts_s;
 612   LttvTraceSelector     * t_s;
 613   LttvTracefileSelector * tf_s;
 614   gboolean selected;
 615
 616   ts_s = (LttvTracesetSelector*)g_object_get_data(G_OBJECT(statistic_viewer_data->hpaned_v),
 617               statistic_viewer_data->filter_key);
 618
 619   //if there are hooks for traceset, add them here
 620
 621   nbi = lttv_traceset_number(tsc->ts);
 622   for(i = 0 ; i < nbi ; i++) {
 623     t_s = lttv_traceset_selector_trace_get(ts_s,i);
 624     selected = lttv_trace_selector_get_selected(t_s);
 625     if(!selected) continue;
 626     tc = tsc->traces[i];
 627     trace = tc->t;
 628     //if there are hooks for trace, add them here
 629
 630     nb_control = ltt_trace_control_tracefile_number(trace);
 631     nb_per_cpu = ltt_trace_per_cpu_tracefile_number(trace);
 632     nb_tracefile = nb_control + nb_per_cpu;
 633
 634     for(j = 0 ; j < nb_tracefile ; j++) {
 635       tf_s = lttv_trace_selector_tracefile_get(t_s,j);
 636       selected = lttv_tracefile_selector_get_selected(tf_s);
 637       if(!selected) continue;
 638
 639       if(j < nb_control)
 640   tfc = tc->control_tracefiles[j];
 641       else
 642   tfc = tc->per_cpu_tracefiles[j - nb_control];
 643
 644       //if there are hooks for tracefile, add them here
 645       //      lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
 646       //               statistic_viewer_data->before_event_hooks,NULL);
 647     }
 648   }
 649
 650   //add state and stats hooks
 651   //state_add_event_hooks_api(statistic_viewer_data->mw);  //it will be added in the main window
 652   stats_add_event_hooks_api(statistic_viewer_data->mw);
 653
 654 }
 655
 656 void statistic_remove_context_hooks(StatisticViewerData * statistic_viewer_data,
 657         LttvTracesetContext * tsc)
 658 {
 659   gint i, j, nbi, nb_tracefile, nb_control, nb_per_cpu;
 660   LttTrace *trace;
 661   LttvTraceContext *tc;
 662   LttvTracefileContext *tfc;
 663   LttvTracesetSelector  * ts_s;
 664   LttvTraceSelector     * t_s;
 665   LttvTracefileSelector * tf_s;
 666   gboolean selected;
 667
 668   ts_s = (LttvTracesetSelector*)g_object_get_data(G_OBJECT(statistic_viewer_data->hpaned_v),
 669               statistic_viewer_data->filter_key);
 670
 671   //if there are hooks for traceset, remove them here
 672
 673   nbi = lttv_traceset_number(tsc->ts);
 674   for(i = 0 ; i < nbi ; i++) {
 675     t_s = lttv_traceset_selector_trace_get(ts_s,i);
 676     selected = lttv_trace_selector_get_selected(t_s);
 677     if(!selected) continue;
 678     tc = tsc->traces[i];
 679     trace = tc->t;
 680     //if there are hooks for trace, remove them here
 681
 682     nb_control = ltt_trace_control_tracefile_number(trace);
 683     nb_per_cpu = ltt_trace_per_cpu_tracefile_number(trace);
 684     nb_tracefile = nb_control + nb_per_cpu;
 685
 686     for(j = 0 ; j < nb_tracefile ; j++) {
 687       tf_s = lttv_trace_selector_tracefile_get(t_s,j);
 688       selected = lttv_tracefile_selector_get_selected(tf_s);
 689       if(!selected) continue;
 690
 691       if(j < nb_control)
 692   tfc = tc->control_tracefiles[j];
 693       else
 694   tfc = tc->per_cpu_tracefiles[j - nb_control];
 695
 696       //if there are hooks for tracefile, remove them here
 697       //      lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
 698       //            statistic_viewer_data->before_event_hooks,NULL);
 699     }
 700   }
 701
 702   //remove state and stats hooks
 703   //state_remove_event_hooks_api(statistic_viewer_data->mw); //it will be done in the main window
 704   stats_remove_event_hooks_api(statistic_viewer_data->mw);
 705 }
 706
 707