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/lttv.h>
  25 #include <lttv/module.h>
  26 #include <lttv/gtktraceset.h>
  27 #include <lttv/processTrace.h>
  28 #include <lttv/hook.h>
  29 #include <lttv/common.h>
  30 #include <lttv/state.h>
  31 #include <lttv/stats.h>
  32
  33 #include <ltt/ltt.h>
  34 #include <ltt/event.h>
  35 #include <ltt/type.h>
  36 #include <ltt/trace.h>
  37
  38 #include <string.h>
  39
  40 #include "../icons/hGuiStatisticInsert.xpm"
  41
  42 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
  43 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
  44
  45 #define PATH_LENGTH        256
  46
  47 static LttvModule *statistic_main_win_module;
  48 static GPtrArray  * statistic_traceset;
  49
  50 /** Array containing instanced objects. Used when module is unloaded */
  51 static GSList *g_statistic_viewer_data_list = NULL ;
  52
  53 typedef struct _StatisticViewerData StatisticViewerData;
  54
  55 //! Statistic Viewer's constructor hook
  56 GtkWidget *h_gui_statistic(MainWindow *parent_window, LttvTracesetSelector * s, char* key);
  57 //! Statistic Viewer's constructor
  58 StatisticViewerData *gui_statistic(MainWindow *parent_window,LttvTracesetSelector * s, char* key);
  59 //! Statistic Viewer's destructor
  60 void gui_statistic_destructor(StatisticViewerData *statistic_viewer_data);
  61 void gui_statistic_free(StatisticViewerData *statistic_viewer_data);
  62
  63 void grab_focus(GtkWidget *widget, gpointer data);
  64 static void tree_selection_changed_cb (GtkTreeSelection *selection, gpointer data);
  65
  66 void statistic_destroy_hash_key(gpointer key);
  67 void statistic_destroy_hash_data(gpointer data);
  68
  69 void show_traceset_stats(StatisticViewerData * statistic_viewer_data);
  70 void show_tree(StatisticViewerData * statistic_viewer_data,
  71          LttvAttribute* stats,  GtkTreeIter* parent);
  72 void show_statistic(StatisticViewerData * statistic_viewer_data,
  73         LttvAttribute* stats, GtkTextBuffer* buf);
  74
  75
  76 /** hook functions for update time interval, current time ... */
  77 gboolean statistic_update_time_window(void * hook_data, void * call_data);
  78 gboolean statistic_show_viewer(void * hook_data, void * call_data);
  79 gboolean statistic_traceset_changed(void * hook_data, void * call_data);
  80 void statistic_add_context_hooks(StatisticViewerData * statistic_viewer_data,
  81            LttvTracesetContext * tsc);
  82 void statistic_remove_context_hooks(StatisticViewerData * statistic_viewer_data,
  83         LttvTracesetContext * tsc);
  84
  85 gboolean statistic_insert_traceset_stats(void * stats);
  86
  87 enum
  88 {
  89    NAME_COLUMN,
  90    N_COLUMNS
  91 };
  92
  93 struct _StatisticViewerData{
  94   MainWindow * mw;
  95   LttvTracesetStats * stats;
  96   gboolean            calculate_stats;
  97   int                 size;
  98
  99   TimeInterval time_span;
 100   gboolean     shown;       //indicate if the statistic is shown or not
 101   char *       filter_key;
 102
 103   GtkWidget    * hpaned_v;
 104   GtkTreeStore * store_m;
 105   GtkWidget    * tree_v;
 106
 107   //scroll window containing Tree View
 108   GtkWidget * scroll_win_tree;
 109
 110   GtkWidget    * text_v;
 111   //scroll window containing Text View
 112   GtkWidget * scroll_win_text;
 113
 114   // Selection handler
 115   GtkTreeSelection *select_c;
 116
 117   //hash
 118   GHashTable *statistic_hash;
 119 };
 120
 121
 122 /**
 123  * plugin's init function
 124  *
 125  * This function initializes the Statistic Viewer functionnality through the
 126  * gtkTraceSet API.
 127  */
 128 G_MODULE_EXPORT void init(LttvModule *self, int argc, char *argv[]) {
 129
 130   statistic_main_win_module = lttv_module_require(self, "mainwin", argc, argv);
 131
 132   if(statistic_main_win_module == NULL){
 133       g_critical("Can't load Statistic Viewer : missing mainwin\n");
 134       return;
 135   }
 136
 137   statistic_traceset = g_ptr_array_new ();
 138
 139   /* Register the toolbar insert button */
 140   toolbar_item_reg(hGuiStatisticInsert_xpm, "Insert Statistic Viewer", h_gui_statistic);
 141
 142   /* Register the menu item insert entry */
 143   menu_item_reg("/", "Insert Statistic Viewer", h_gui_statistic);
 144
 145 }
 146
 147 void statistic_destroy_walk(gpointer data, gpointer user_data)
 148 {
 149   gui_statistic_destructor((StatisticViewerData*)data);
 150 }
 151
 152 /**
 153  * plugin's destroy function
 154  *
 155  * This function releases the memory reserved by the module and unregisters
 156  * everything that has been registered in the gtkTraceSet API.
 157  */
 158 G_MODULE_EXPORT void destroy() {
 159   int i;
 160
 161   if(g_statistic_viewer_data_list){
 162     g_slist_foreach(g_statistic_viewer_data_list, statistic_destroy_walk, NULL );
 163     g_slist_free(g_statistic_viewer_data_list);
 164   }
 165   g_ptr_array_free (statistic_traceset, TRUE);
 166
 167   /* Unregister the toolbar insert button */
 168   toolbar_item_unreg(h_gui_statistic);
 169
 170   /* Unregister the menu item insert entry */
 171   menu_item_unreg(h_gui_statistic);
 172 }
 173
 174
 175 void
 176 gui_statistic_free(StatisticViewerData *statistic_viewer_data)
 177 {
 178   if(statistic_viewer_data){
 179     unreg_update_time_window(statistic_update_time_window,statistic_viewer_data, statistic_viewer_data->mw);
 180     unreg_show_viewer(statistic_show_viewer,statistic_viewer_data, statistic_viewer_data->mw);
 181     unreg_update_traceset(statistic_traceset_changed,statistic_viewer_data, statistic_viewer_data->mw);
 182
 183     g_hash_table_destroy(statistic_viewer_data->statistic_hash);
 184     g_free(statistic_viewer_data->filter_key);
 185     g_statistic_viewer_data_list = g_slist_remove(g_statistic_viewer_data_list, statistic_viewer_data);
 186     g_free(statistic_viewer_data);
 187   }
 188 }
 189
 190 void
 191 gui_statistic_destructor(StatisticViewerData *statistic_viewer_data)
 192 {
 193   /* May already been done by GTK window closing */
 194   if(GTK_IS_WIDGET(statistic_viewer_data->hpaned_v)){
 195     gui_statistic_free(statistic_viewer_data);
 196     gtk_widget_destroy(statistic_viewer_data->hpaned_v);
 197     statistic_viewer_data = NULL;
 198   }
 199   //gui_statistic_free(statistic_viewer_data);
 200 }
 201
 202
 203 /**
 204  * Statistic Viewer's constructor hook
 205  *
 206  * This constructor is given as a parameter to the menuitem and toolbar button
 207  * registration. It creates the list.
 208  * @param parent_window A pointer to the parent window.
 209  * @return The widget created.
 210  */
 211 GtkWidget *
 212 h_gui_statistic(MainWindow * parent_window, LttvTracesetSelector * s, char* key)
 213 {
 214   StatisticViewerData* statistic_viewer_data = gui_statistic(parent_window, s, key) ;
 215
 216   if(statistic_viewer_data)
 217     return statistic_viewer_data->hpaned_v;
 218   else return NULL;
 219
 220 }
 221
 222 gboolean statistic_insert_traceset_stats(void * stats)
 223 {
 224   int i, len;
 225   gpointer s;
 226
 227   len = statistic_traceset->len;
 228   for(i=0;i<len;i++){
 229     s = g_ptr_array_index(statistic_traceset, i);
 230     if(s == stats) break;
 231   }
 232   if(i==len){
 233     g_ptr_array_add(statistic_traceset, stats);
 234     return TRUE;
 235   }
 236   return FALSE;
 237 }
 238
 239 /**
 240  * Statistic Viewer's constructor
 241  *
 242  * This constructor is used to create StatisticViewerData data structure.
 243  * @return The Statistic viewer data created.
 244  */
 245 StatisticViewerData *
 246 gui_statistic(MainWindow *parent_window, LttvTracesetSelector * s, char* key)
 247 {
 248   GtkCellRenderer *renderer;
 249   GtkTreeViewColumn *column;
 250
 251   StatisticViewerData* statistic_viewer_data = g_new(StatisticViewerData,1);
 252
 253   statistic_viewer_data->mw     = parent_window;
 254   statistic_viewer_data->stats  = get_traceset_stats_api(statistic_viewer_data->mw);
 255   statistic_viewer_data->calculate_stats = statistic_insert_traceset_stats((void *)statistic_viewer_data->stats);
 256
 257   reg_update_time_window(statistic_update_time_window,statistic_viewer_data, statistic_viewer_data->mw);
 258   reg_show_viewer(statistic_show_viewer,statistic_viewer_data, statistic_viewer_data->mw);
 259   reg_update_traceset(statistic_traceset_changed,statistic_viewer_data, statistic_viewer_data->mw);
 260
 261   statistic_viewer_data->statistic_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
 262                 statistic_destroy_hash_key,
 263                 statistic_destroy_hash_data);
 264
 265   statistic_viewer_data->hpaned_v  = gtk_hpaned_new();
 266   statistic_viewer_data->store_m = gtk_tree_store_new (N_COLUMNS, G_TYPE_STRING);
 267   statistic_viewer_data->tree_v  = gtk_tree_view_new_with_model (GTK_TREE_MODEL (statistic_viewer_data->store_m));
 268   g_object_unref (G_OBJECT (statistic_viewer_data->store_m));
 269
 270   g_signal_connect (G_OBJECT (statistic_viewer_data->tree_v), "grab-focus",
 271         G_CALLBACK (grab_focus),
 272         statistic_viewer_data);
 273
 274   // Setup the selection handler
 275   statistic_viewer_data->select_c = gtk_tree_view_get_selection (GTK_TREE_VIEW (statistic_viewer_data->tree_v));
 276   gtk_tree_selection_set_mode (statistic_viewer_data->select_c, GTK_SELECTION_SINGLE);
 277   g_signal_connect (G_OBJECT (statistic_viewer_data->select_c), "changed",
 278         G_CALLBACK (tree_selection_changed_cb),
 279         statistic_viewer_data);
 280
 281   renderer = gtk_cell_renderer_text_new ();
 282   column = gtk_tree_view_column_new_with_attributes ("Statistic Name",
 283                  renderer,
 284                  "text", NAME_COLUMN,
 285                  NULL);
 286   gtk_tree_view_column_set_alignment (column, 0.0);
 287   //  gtk_tree_view_column_set_fixed_width (column, 45);
 288   gtk_tree_view_append_column (GTK_TREE_VIEW (statistic_viewer_data->tree_v), column);
 289
 290
 291   gtk_tree_view_set_headers_visible(GTK_TREE_VIEW (statistic_viewer_data->tree_v), FALSE);
 292
 293   statistic_viewer_data->scroll_win_tree = gtk_scrolled_window_new (NULL, NULL);
 294   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(statistic_viewer_data->scroll_win_tree),
 295          GTK_POLICY_AUTOMATIC,GTK_POLICY_AUTOMATIC);
 296
 297   gtk_container_add (GTK_CONTAINER (statistic_viewer_data->scroll_win_tree), statistic_viewer_data->tree_v);
 298   gtk_paned_pack1(GTK_PANED(statistic_viewer_data->hpaned_v),statistic_viewer_data->scroll_win_tree, TRUE, FALSE);
 299   gtk_paned_set_position(GTK_PANED(statistic_viewer_data->hpaned_v), 160);
 300
 301   statistic_viewer_data->scroll_win_text = gtk_scrolled_window_new (NULL, NULL);
 302   gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(statistic_viewer_data->scroll_win_text),
 303          GTK_POLICY_AUTOMATIC,GTK_POLICY_AUTOMATIC);
 304
 305   statistic_viewer_data->text_v = gtk_text_view_new ();
 306   g_signal_connect (G_OBJECT (statistic_viewer_data->text_v), "grab-focus",
 307         G_CALLBACK (grab_focus),
 308         statistic_viewer_data);
 309
 310   gtk_text_view_set_editable(GTK_TEXT_VIEW(statistic_viewer_data->text_v),FALSE);
 311   gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(statistic_viewer_data->text_v),FALSE);
 312   gtk_container_add (GTK_CONTAINER (statistic_viewer_data->scroll_win_text), statistic_viewer_data->text_v);
 313   gtk_paned_pack2(GTK_PANED(statistic_viewer_data->hpaned_v), statistic_viewer_data->scroll_win_text, TRUE, FALSE);
 314
 315   gtk_widget_show(statistic_viewer_data->scroll_win_tree);
 316   gtk_widget_show(statistic_viewer_data->scroll_win_text);
 317   gtk_widget_show(statistic_viewer_data->tree_v);
 318   gtk_widget_show(statistic_viewer_data->text_v);
 319   gtk_widget_show(statistic_viewer_data->hpaned_v);
 320
 321   //get the life span of the traceset and set the upper of the scroll bar
 322   get_traceset_time_span(statistic_viewer_data->mw, &statistic_viewer_data->time_span);
 323
 324   statistic_viewer_data->shown = FALSE;
 325   statistic_viewer_data->filter_key = g_strdup(key);
 326   g_object_set_data(
 327         G_OBJECT(statistic_viewer_data->hpaned_v),
 328         statistic_viewer_data->filter_key,
 329         s);
 330
 331   g_object_set_data(
 332         G_OBJECT(statistic_viewer_data->hpaned_v),
 333         TRACESET_TIME_SPAN,
 334         &statistic_viewer_data->time_span);
 335
 336   if(statistic_viewer_data->calculate_stats){
 337     if(lttv_stats_load_statistics(statistic_viewer_data->stats))
 338       statistic_viewer_data->calculate_stats = FALSE;
 339   }
 340
 341   if(statistic_viewer_data->calculate_stats == FALSE){
 342     statistic_viewer_data->size = 1;
 343     g_object_set_data(
 344           G_OBJECT(statistic_viewer_data->hpaned_v),
 345           MAX_NUMBER_EVENT,
 346           &statistic_viewer_data->size);
 347   }
 348
 349   g_object_set_data_full(
 350       G_OBJECT(statistic_viewer_data->hpaned_v),
 351       "statistic_viewer_data",
 352       statistic_viewer_data,
 353       (GDestroyNotify)gui_statistic_free);
 354
 355   /* Add the object's information to the module's array */
 356   g_statistic_viewer_data_list = g_slist_append(
 357       g_statistic_viewer_data_list,
 358       statistic_viewer_data);
 359
 360   return statistic_viewer_data;
 361 }
 362
 363 void grab_focus(GtkWidget *widget, gpointer data)
 364 {
 365   StatisticViewerData *statistic_viewer_data = (StatisticViewerData *)data;
 366   MainWindow * mw = statistic_viewer_data->mw;
 367   set_focused_pane(mw, gtk_widget_get_parent(statistic_viewer_data->hpaned_v));
 368 }
 369
 370 static void
 371 tree_selection_changed_cb (GtkTreeSelection *selection, gpointer data)
 372 {
 373   StatisticViewerData *statistic_viewer_data = (StatisticViewerData*)data;
 374   GtkTreeIter iter;
 375   GtkTreeModel *model = GTK_TREE_MODEL(statistic_viewer_data->store_m);
 376   gchar *event;
 377   GtkTextBuffer* buf;
 378   gchar * str;
 379   GtkTreePath * path;
 380   GtkTextIter   text_iter;
 381   LttvAttribute * stats;
 382
 383   if (gtk_tree_selection_get_selected (selection, &model, &iter))
 384     {
 385       gtk_tree_model_get (model, &iter, NAME_COLUMN, &event, -1);
 386
 387       path = gtk_tree_model_get_path(GTK_TREE_MODEL(model),&iter);
 388       str = gtk_tree_path_to_string (path);
 389       stats = (LttvAttribute*)g_hash_table_lookup (statistic_viewer_data->statistic_hash,str);
 390       g_free(str);
 391
 392       buf =  gtk_text_view_get_buffer((GtkTextView*)statistic_viewer_data->text_v);
 393       gtk_text_buffer_set_text(buf,"Statistic for  '", -1);
 394       gtk_text_buffer_get_end_iter(buf, &text_iter);
 395       gtk_text_buffer_insert(buf, &text_iter, event, strlen(event));
 396       gtk_text_buffer_get_end_iter(buf, &text_iter);
 397       gtk_text_buffer_insert(buf, &text_iter, "' :\n\n",5);
 398
 399       show_statistic(statistic_viewer_data, stats, buf);
 400
 401       g_free (event);
 402     }
 403 }
 404
 405 void statistic_destroy_hash_key(gpointer key)
 406 {
 407   g_free(key);
 408 }
 409
 410 void statistic_destroy_hash_data(gpointer data)
 411 {
 412   //  g_free(data);
 413 }
 414
 415 void show_traceset_stats(StatisticViewerData * statistic_viewer_data)
 416 {
 417   int i, nb;
 418   LttvTraceset *ts;
 419   LttvTraceStats *tcs;
 420   LttSystemDescription *desc;
 421   LttvTracesetStats * tscs = statistic_viewer_data->stats;
 422   gchar * str, trace_str[PATH_LENGTH];
 423   GtkTreePath * path;
 424   GtkTreeIter   iter;
 425   GtkTreeStore * store = statistic_viewer_data->store_m;
 426
 427   if(tscs->stats == NULL) return;
 428
 429   ts = tscs->parent.parent.ts;
 430   nb = lttv_traceset_number(ts);
 431   if(nb == 0)return;
 432
 433   gtk_tree_store_append (store, &iter, NULL);
 434   gtk_tree_store_set (store, &iter,
 435           NAME_COLUMN, "Traceset statistics",
 436           -1);
 437   path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &iter);
 438   str = gtk_tree_path_to_string (path);
 439   g_hash_table_insert(statistic_viewer_data->statistic_hash,
 440           (gpointer)str, tscs->stats);
 441   show_tree(statistic_viewer_data, tscs->stats, &iter);
 442
 443   //show stats for all traces
 444   for(i = 0 ; i < nb ; i++) {
 445     tcs = (LttvTraceStats *)(LTTV_TRACESET_CONTEXT(tscs)->traces[i]);
 446     desc = ltt_trace_system_description(tcs->parent.parent.t);
 447     sprintf(trace_str, "Trace on system %s at time %d secs",
 448             ltt_trace_system_description_node_name(desc),
 449       (ltt_trace_system_description_trace_start_time(desc)).tv_sec);
 450
 451     gtk_tree_store_append (store, &iter, NULL);
 452     gtk_tree_store_set (store, &iter,NAME_COLUMN,trace_str,-1);
 453     path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &iter);
 454     str = gtk_tree_path_to_string (path);
 455     g_hash_table_insert(statistic_viewer_data->statistic_hash,
 456       (gpointer)str,tcs->stats);
 457     show_tree(statistic_viewer_data, tcs->stats, &iter);
 458   }
 459 }
 460
 461 void show_tree(StatisticViewerData * statistic_viewer_data,
 462          LttvAttribute* stats,  GtkTreeIter* parent)
 463 {
 464   int i, nb;
 465   LttvAttribute *subtree;
 466   LttvAttributeName name;
 467   LttvAttributeValue value;
 468   LttvAttributeType type;
 469   gchar * str, dir_str[PATH_LENGTH];
 470   GtkTreePath * path;
 471   GtkTreeIter   iter;
 472   GtkTreeStore * store = statistic_viewer_data->store_m;
 473
 474   nb = lttv_attribute_get_number(stats);
 475   for(i = 0 ; i < nb ; i++) {
 476     type = lttv_attribute_get(stats, i, &name, &value);
 477     switch(type) {
 478      case LTTV_GOBJECT:
 479         if(LTTV_IS_ATTRIBUTE(*(value.v_gobject))) {
 480     sprintf(dir_str, "%s", g_quark_to_string(name));
 481           subtree = (LttvAttribute *)*(value.v_gobject);
 482     gtk_tree_store_append (store, &iter, parent);
 483     gtk_tree_store_set (store, &iter,NAME_COLUMN,dir_str,-1);
 484     path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &iter);
 485     str = gtk_tree_path_to_string (path);
 486     g_hash_table_insert(statistic_viewer_data->statistic_hash,
 487             (gpointer)str, subtree);
 488           show_tree(statistic_viewer_data, subtree, &iter);
 489         }
 490         break;
 491       default:
 492   break;
 493     }
 494   }
 495 }
 496
 497 void show_statistic(StatisticViewerData * statistic_viewer_data,
 498         LttvAttribute* stats, GtkTextBuffer* buf)
 499 {
 500   int i, nb , flag;
 501   LttvAttribute *subtree;
 502   LttvAttributeName name;
 503   LttvAttributeValue value;
 504   LttvAttributeType type;
 505   gchar type_name[PATH_LENGTH], type_value[PATH_LENGTH];
 506   GtkTextIter   text_iter;
 507
 508   flag = 0;
 509   nb = lttv_attribute_get_number(stats);
 510   for(i = 0 ; i < nb ; i++) {
 511     type = lttv_attribute_get(stats, i, &name, &value);
 512     sprintf(type_name,"%s", g_quark_to_string(name));
 513     type_value[0] = '\0';
 514     switch(type) {
 515       case LTTV_INT:
 516         sprintf(type_value, " :  %d\n", *value.v_int);
 517         break;
 518       case LTTV_UINT:
 519         sprintf(type_value, " :  %u\n", *value.v_uint);
 520         break;
 521       case LTTV_LONG:
 522         sprintf(type_value, " :  %ld\n", *value.v_long);
 523         break;
 524       case LTTV_ULONG:
 525         sprintf(type_value, " :  %lu\n", *value.v_ulong);
 526         break;
 527       case LTTV_FLOAT:
 528         sprintf(type_value, " :  %f\n", (double)*value.v_float);
 529         break;
 530       case LTTV_DOUBLE:
 531         sprintf(type_value, " :  %f\n", *value.v_double);
 532         break;
 533       case LTTV_TIME:
 534         sprintf(type_value, " :  %10u.%09u\n", value.v_time->tv_sec,
 535             value.v_time->tv_nsec);
 536         break;
 537       case LTTV_POINTER:
 538         sprintf(type_value, " :  POINTER\n");
 539         break;
 540       case LTTV_STRING:
 541         sprintf(type_value, " :  %s\n", *value.v_string);
 542         break;
 543       default:
 544         break;
 545     }
 546     if(strlen(type_value)){
 547       flag = 1;
 548       strcat(type_name,type_value);
 549       gtk_text_buffer_get_end_iter(buf, &text_iter);
 550       gtk_text_buffer_insert(buf, &text_iter, type_name, strlen(type_name));
 551     }
 552   }
 553
 554   if(flag == 0){
 555     sprintf(type_value, "No statistic information in this directory.\nCheck in subdirectories please.\n");
 556     gtk_text_buffer_get_end_iter(buf, &text_iter);
 557     gtk_text_buffer_insert(buf, &text_iter, type_value, strlen(type_value));
 558
 559   }
 560 }
 561
 562 gboolean statistic_update_time_window(void * hook_data, void * call_data)
 563 {
 564   StatisticViewerData *statistic_viewer_data = (StatisticViewerData*) hook_data;
 565   LttvTracesetContext * tsc = get_traceset_context(statistic_viewer_data->mw);
 566
 567   //if statistic is already calculated, do nothing
 568   if(!statistic_viewer_data->calculate_stats){
 569     return FALSE;
 570   }
 571
 572   if(statistic_viewer_data->shown == FALSE){
 573     statistic_add_context_hooks(statistic_viewer_data, tsc);
 574   }
 575   return FALSE;
 576 }
 577
 578 gboolean statistic_show_viewer(void * hook_data, void * call_data)
 579 {
 580   StatisticViewerData *statistic_viewer_data = (StatisticViewerData*) hook_data;
 581   LttvTracesetContext * tsc = get_traceset_context(statistic_viewer_data->mw);
 582
 583   if(statistic_viewer_data->shown == FALSE){
 584     statistic_viewer_data->shown = TRUE;
 585     show_traceset_stats(statistic_viewer_data);
 586     if(statistic_viewer_data->calculate_stats){
 587       statistic_remove_context_hooks(statistic_viewer_data,tsc);
 588       lttv_stats_save_statistics((LttvTracesetStats*)tsc);
 589     }
 590   }
 591
 592   return FALSE;
 593 }
 594
 595 gboolean statistic_traceset_changed(void * hook_data, void * call_data)
 596 {
 597   StatisticViewerData *statistic_viewer_data = (StatisticViewerData*) hook_data;
 598
 599   gtk_tree_store_clear (statistic_viewer_data->store_m);
 600   statistic_viewer_data->shown = FALSE;
 601
 602   return FALSE;
 603 }
 604
 605 void statistic_add_context_hooks(StatisticViewerData * statistic_viewer_data,
 606            LttvTracesetContext * tsc)
 607 {
 608   gint i, j, nbi, nb_tracefile, nb_control, nb_per_cpu;
 609   LttTrace *trace;
 610   LttvTraceContext *tc;
 611   LttvTracefileContext *tfc;
 612   LttvTracesetSelector  * ts_s;
 613   LttvTraceSelector     * t_s;
 614   LttvTracefileSelector * tf_s;
 615   gboolean selected;
 616
 617   ts_s = (LttvTracesetSelector*)g_object_get_data(G_OBJECT(statistic_viewer_data->hpaned_v),
 618               statistic_viewer_data->filter_key);
 619
 620   //if there are hooks for traceset, add them here
 621
 622   nbi = lttv_traceset_number(tsc->ts);
 623   for(i = 0 ; i < nbi ; i++) {
 624     t_s = lttv_traceset_selector_trace_get(ts_s,i);
 625     selected = lttv_trace_selector_get_selected(t_s);
 626     if(!selected) continue;
 627     tc = tsc->traces[i];
 628     trace = tc->t;
 629     //if there are hooks for trace, add them here
 630
 631     nb_control = ltt_trace_control_tracefile_number(trace);
 632     nb_per_cpu = ltt_trace_per_cpu_tracefile_number(trace);
 633     nb_tracefile = nb_control + nb_per_cpu;
 634
 635     for(j = 0 ; j < nb_tracefile ; j++) {
 636       tf_s = lttv_trace_selector_tracefile_get(t_s,j);
 637       selected = lttv_tracefile_selector_get_selected(tf_s);
 638       if(!selected) continue;
 639
 640       if(j < nb_control)
 641   tfc = tc->control_tracefiles[j];
 642       else
 643   tfc = tc->per_cpu_tracefiles[j - nb_control];
 644
 645       //if there are hooks for tracefile, add them here
 646       //      lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
 647       //               statistic_viewer_data->before_event_hooks,NULL);
 648     }
 649   }
 650
 651   //add state and stats hooks
 652   //state_add_event_hooks_api(statistic_viewer_data->mw);  //it will be added in the main window
 653   stats_add_event_hooks_api(statistic_viewer_data->mw);
 654
 655 }
 656
 657 void statistic_remove_context_hooks(StatisticViewerData * statistic_viewer_data,
 658         LttvTracesetContext * tsc)
 659 {
 660   gint i, j, nbi, nb_tracefile, nb_control, nb_per_cpu;
 661   LttTrace *trace;
 662   LttvTraceContext *tc;
 663   LttvTracefileContext *tfc;
 664   LttvTracesetSelector  * ts_s;
 665   LttvTraceSelector     * t_s;
 666   LttvTracefileSelector * tf_s;
 667   gboolean selected;
 668
 669   ts_s = (LttvTracesetSelector*)g_object_get_data(G_OBJECT(statistic_viewer_data->hpaned_v),
 670               statistic_viewer_data->filter_key);
 671
 672   //if there are hooks for traceset, remove them here
 673
 674   nbi = lttv_traceset_number(tsc->ts);
 675   for(i = 0 ; i < nbi ; i++) {
 676     t_s = lttv_traceset_selector_trace_get(ts_s,i);
 677     selected = lttv_trace_selector_get_selected(t_s);
 678     if(!selected) continue;
 679     tc = tsc->traces[i];
 680     trace = tc->t;
 681     //if there are hooks for trace, remove them here
 682
 683     nb_control = ltt_trace_control_tracefile_number(trace);
 684     nb_per_cpu = ltt_trace_per_cpu_tracefile_number(trace);
 685     nb_tracefile = nb_control + nb_per_cpu;
 686
 687     for(j = 0 ; j < nb_tracefile ; j++) {
 688       tf_s = lttv_trace_selector_tracefile_get(t_s,j);
 689       selected = lttv_tracefile_selector_get_selected(tf_s);
 690       if(!selected) continue;
 691
 692       if(j < nb_control)
 693   tfc = tc->control_tracefiles[j];
 694       else
 695   tfc = tc->per_cpu_tracefiles[j - nb_control];
 696
 697       //if there are hooks for tracefile, remove them here
 698       //      lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
 699       //            statistic_viewer_data->before_event_hooks,NULL);
 700     }
 701   }
 702
 703   //remove state and stats hooks
 704   //state_remove_event_hooks_api(statistic_viewer_data->mw); //it will be done in the main window
 705   stats_remove_event_hooks_api(statistic_viewer_data->mw);
 706 }
 707
 708