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[lttv.git] / ltt / branches / poly / lttv / modules / gui / lttvwindow / lttvwindow / callbacks.c
index 2da41a4864feb7d74818b4432ba3a629f23a66dc..817044b89539fa1d7c069c31ca157960c18a7221 100644 (file)
@@ -22,6 +22,9 @@
 
 #include <limits.h> // for PATH_MAX
 #include <stdlib.h>
+#include <ctype.h>
+#include <string.h>
+#include <stdlib.h>
 
 #include <gtk/gtk.h>
 
 #include "interface.h"
 #include "support.h"
 #include <ltt/trace.h>
-#include <ltt/facility.h>
 #include <ltt/time.h>
 #include <ltt/event.h>
 #include <lttv/lttv.h>
 #include <lttv/module.h>
 #include <lttv/iattribute.h>
 #include <lttv/stats.h>
+#include <lttv/filter.h>
 #include <lttvwindow/mainwindow.h>
 #include <lttvwindow/mainwindow-private.h>
 #include <lttvwindow/menu.h>
 #include <lttvwindow/toolbar.h>
 #include <lttvwindow/lttvwindow.h>
 #include <lttvwindow/lttvwindowtraces.h>
-#include <lttvwindow/gtkdirsel.h>
-#include <lttvwindow/lttvfilter.h>
-
+#include <lttvwindow/lttv_plugin_tab.h>
 
-#define DEFAULT_TIME_WIDTH_S   1
+static LttTime lttvwindow_default_time_width = { 1, 0 };
+#define CLIP_BUF 256 // size of clipboard buffer
 
 extern LttvTrace *g_init_trace ;
 
@@ -58,28 +60,22 @@ extern GSList * g_main_window_list;
 static char remember_plugins_dir[PATH_MAX] = "";
 static char remember_trace_dir[PATH_MAX] = "";
 
+void tab_destructor(LttvPluginTab * ptab);
 
 MainWindow * get_window_data_struct(GtkWidget * widget);
-char * get_load_module(char ** load_module_name, int nb_module);
-char * get_unload_module(char ** loaded_module_name, int nb_module);
-char * get_remove_trace(char ** all_trace_name, int nb_trace);
-char * get_selection(char ** all_name, int nb, char *title, char * column_title);
-gboolean get_filter_selection(LttvTracesetSelector *s, char *title, char * column_title);
-Tab* create_tab(MainWindow * mw, Tab *copy_tab,
+char * get_load_module(MainWindow *mw,
+    char ** load_module_name, int nb_module);
+char * get_unload_module(MainWindow *mw,
+    char ** loaded_module_name, int nb_module);
+char * get_remove_trace(MainWindow *mw, char ** all_trace_name, int nb_trace);
+char * get_selection(MainWindow *mw,
+    char ** all_name, int nb, char *title, char * column_title);
+void init_tab(Tab *tab, MainWindow * mw, Tab *copy_tab,
                  GtkNotebook * notebook, char * label);
 
 static void insert_viewer(GtkWidget* widget, lttvwindow_viewer_constructor constructor);
-void update_filter(LttvTracesetSelector *s,  GtkTreeStore *store );
 
-void checkbox_changed(GtkTreeView *treeview,
-                     GtkTreePath *arg1,
-                     GtkTreeViewColumn *arg2,
-                     gpointer user_data);
-void remove_trace_from_traceset_selector(GtkWidget * paned, unsigned i);
-void add_trace_into_traceset_selector(GtkWidget * paned, LttTrace * trace);
-Tab *create_new_tab(GtkWidget* widget, gpointer user_data);
-
-LttvTracesetSelector * construct_traceset_selector(LttvTraceset * traceset);
+LttvPluginTab *create_new_tab(GtkWidget* widget, gpointer user_data);
 
 static gboolean lttvwindow_process_pending_requests(Tab *tab);
 
@@ -95,60 +91,273 @@ enum
   N_COLUMNS
 };
 
-/* Construct a selector(filter), which will be associated with a viewer,
- * and provides an interface for user to select interested events and traces
- */
+/* Pasting routines */
 
-LttvTracesetSelector * construct_traceset_selector(LttvTraceset * traceset)
+static void MEventBox1a_receive(GtkClipboard *clipboard,
+                          const gchar *text,
+                          gpointer data)
 {
-  LttvTracesetSelector  * s;
-  LttvTraceSelector     * trace;
-  LttvTracefileSelector * tracefile;
-  LttvEventtypeSelector * eventtype;
-  int i, j, k, m;
-  int nb_trace, nb_tracefile, nb_control, nb_per_cpu, nb_facility, nb_event;
-  LttvTrace * trace_v;
-  LttTrace  * t;
-  LttTracefile *tf;
-  LttFacility * fac;
-  LttEventType * et;
-
-  s = lttv_traceset_selector_new(lttv_traceset_name(traceset));
-  nb_trace = lttv_traceset_number(traceset);
-  for(i=0;i<nb_trace;i++){
-    trace_v = lttv_traceset_get(traceset, i);
-    t       = lttv_trace(trace_v);
-    trace   = lttv_trace_selector_new(t);
-    lttv_traceset_selector_trace_add(s, trace);
-
-    nb_facility = ltt_trace_facility_number(t);
-    for(k=0;k<nb_facility;k++){
-      fac = ltt_trace_facility_get(t,k);
-      nb_event = (int) ltt_facility_eventtype_number(fac);
-      for(m=0;m<nb_event;m++){
-       et = ltt_facility_eventtype_get(fac,m);
-       eventtype = lttv_eventtype_selector_new(et);
-       lttv_trace_selector_eventtype_add(trace, eventtype);
-      }
-    }
+  if(text == NULL) return;
+  Tab *tab = (Tab *)data;
+  gchar buffer[CLIP_BUF];
+  gchar *ptr = buffer, *ptr_ssec, *ptr_snsec, *ptr_esec, *ptr_ensec;
+
+  strncpy(buffer, text, CLIP_BUF);
+  /* start */
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_ssec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+  ptr++;
+
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_snsec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+
+  /* end */ 
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_esec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+  ptr++;
+
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_ensec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
 
-    nb_control = ltt_trace_control_tracefile_number(t);
-    nb_per_cpu = ltt_trace_per_cpu_tracefile_number(t);
-    nb_tracefile = nb_control + nb_per_cpu;
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry1),
+                            (double)strtoul(ptr_ssec, NULL, 10));
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry2),
+                            (double)strtoul(ptr_snsec, NULL, 10));
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry3),
+                            (double)strtoul(ptr_esec, NULL, 10));
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry4),
+                            (double)strtoul(ptr_ensec, NULL, 10));
+}
 
-    for(j = 0 ; j < nb_tracefile ; j++) {
-      if(j < nb_control)
-        tf = ltt_trace_control_tracefile_get(t, j);
-      else
-        tf = ltt_trace_per_cpu_tracefile_get(t, j - nb_control);     
-      tracefile = lttv_tracefile_selector_new(tf);  
-      lttv_trace_selector_tracefile_add(trace, tracefile);
-      lttv_eventtype_selector_copy(trace, tracefile);
-    }
-  } 
-  return s;
+static gboolean on_MEventBox1a_paste(GtkWidget *widget, GdkEventButton *event,
+                                gpointer data)
+{
+  Tab *tab = (Tab*)data;
+
+  GtkClipboard *clip = gtk_clipboard_get_for_display(gdk_display_get_default(),
+                                                     GDK_SELECTION_PRIMARY);
+  gtk_clipboard_request_text(clip,
+                             (GtkClipboardTextReceivedFunc)MEventBox1a_receive,
+                             (gpointer)tab);
+  return 0;
+}
+
+
+/* Start */
+static void MEventBox1b_receive(GtkClipboard *clipboard,
+                          const gchar *text,
+                          gpointer data)
+{
+  if(text == NULL) return;
+  Tab *tab = (Tab *)data;
+  gchar buffer[CLIP_BUF];
+  gchar *ptr = buffer, *ptr_sec, *ptr_nsec;
+
+  strncpy(buffer, text, CLIP_BUF);
+  
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_sec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+  ptr++;
+
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_nsec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry1),
+                            (double)strtoul(ptr_sec, NULL, 10));
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry2),
+                            (double)strtoul(ptr_nsec, NULL, 10));
+}
+
+/* Start */
+static gboolean on_MEventBox1b_paste(GtkWidget *widget, GdkEventButton *event,
+                                gpointer data)
+{
+  Tab *tab = (Tab*)data;
+
+  GtkClipboard *clip = gtk_clipboard_get_for_display(gdk_display_get_default(),
+                                                     GDK_SELECTION_PRIMARY);
+  gtk_clipboard_request_text(clip,
+                             (GtkClipboardTextReceivedFunc)MEventBox1b_receive,
+                             (gpointer)tab);
+  return 0;
+}
+
+/* End */
+static void MEventBox3b_receive(GtkClipboard *clipboard,
+                          const gchar *text,
+                          gpointer data)
+{
+  if(text == NULL) return;
+  Tab *tab = (Tab *)data;
+  gchar buffer[CLIP_BUF];
+  gchar *ptr = buffer, *ptr_sec, *ptr_nsec;
+
+  strncpy(buffer, text, CLIP_BUF);
+  
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_sec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+  ptr++;
+
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_nsec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry3),
+                            (double)strtoul(ptr_sec, NULL, 10));
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry4),
+                            (double)strtoul(ptr_nsec, NULL, 10));
+}
+
+/* End */
+static gboolean on_MEventBox3b_paste(GtkWidget *widget, GdkEventButton *event,
+                                gpointer data)
+{
+  Tab *tab = (Tab*)data;
+
+  GtkClipboard *clip = gtk_clipboard_get_for_display(gdk_display_get_default(),
+                                                     GDK_SELECTION_PRIMARY);
+  gtk_clipboard_request_text(clip,
+                             (GtkClipboardTextReceivedFunc)MEventBox3b_receive,
+                             (gpointer)tab);
+  return 0;
+}
+
+/* Current */
+static void MEventBox5b_receive(GtkClipboard *clipboard,
+                          const gchar *text,
+                          gpointer data)
+{
+  if(text == NULL) return;
+  Tab *tab = (Tab *)data;
+  gchar buffer[CLIP_BUF];
+  gchar *ptr = buffer, *ptr_sec, *ptr_nsec;
+
+  strncpy(buffer, text, CLIP_BUF);
+  
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_sec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+  ptr++;
+
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_nsec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry5),
+                            (double)strtoul(ptr_sec, NULL, 10));
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry6),
+                            (double)strtoul(ptr_nsec, NULL, 10));
+}
+
+/* Current */
+static gboolean on_MEventBox5b_paste(GtkWidget *widget, GdkEventButton *event,
+                                gpointer data)
+{
+  Tab *tab = (Tab*)data;
+
+  GtkClipboard *clip = gtk_clipboard_get_for_display(gdk_display_get_default(),
+                                                     GDK_SELECTION_PRIMARY);
+  gtk_clipboard_request_text(clip,
+                             (GtkClipboardTextReceivedFunc)MEventBox5b_receive,
+                             (gpointer)tab);
+  return 0;
+}
+
+/* Interval */
+static void MEventBox8_receive(GtkClipboard *clipboard,
+                          const gchar *text,
+                          gpointer data)
+{
+  if(text == NULL) return;
+  Tab *tab = (Tab *)data;
+  gchar buffer[CLIP_BUF];
+  gchar *ptr = buffer, *ptr_sec, *ptr_nsec;
+
+  strncpy(buffer, text, CLIP_BUF);
+  
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_sec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+  ptr++;
+
+  while(!isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                       /* remove leading junk */
+  ptr_nsec = ptr;
+  while(isdigit(*ptr) && ptr < buffer+CLIP_BUF-1) ptr++;
+                                                 /* read all the first number */
+  *ptr = '\0';
+
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry7),
+                            (double)strtoul(ptr_sec, NULL, 10));
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry8),
+                            (double)strtoul(ptr_nsec, NULL, 10));
 }
 
+/* Interval */
+static gboolean on_MEventBox8_paste(GtkWidget *widget, GdkEventButton *event,
+                                gpointer data)
+{
+  Tab *tab = (Tab*)data;
+
+  GtkClipboard *clip = gtk_clipboard_get_for_display(gdk_display_get_default(),
+                                                     GDK_SELECTION_PRIMARY);
+  gtk_clipboard_request_text(clip,
+                             (GtkClipboardTextReceivedFunc)MEventBox8_receive,
+                             (gpointer)tab);
+  return 0;
+}
+
+#if 0
+static void on_top_notify(GObject    *gobject,
+               GParamSpec *arg1,
+               gpointer    user_data)
+{
+       Tab *tab = (Tab*)user_data;
+       g_message("in on_top_notify.\n");
+
+}
+#endif //0
 static gboolean viewer_grab_focus(GtkWidget *widget, GdkEventButton *event,
                                   gpointer data)
 {
@@ -160,6 +369,7 @@ static gboolean viewer_grab_focus(GtkWidget *widget, GdkEventButton *event,
   return 0;
 }
 
+
 static void connect_focus_recursive(GtkWidget *widget,
                                     GtkWidget *viewer)
 {
@@ -170,7 +380,7 @@ static void connect_focus_recursive(GtkWidget *widget,
 
   }
   if(GTK_IS_TREE_VIEW(widget)) {
-    gtk_tree_view_set_headers_clickable(widget, TRUE);
+    gtk_tree_view_set_headers_clickable(GTK_TREE_VIEW(widget), TRUE);
   }
   gtk_widget_add_events(widget, GDK_BUTTON_PRESS_MASK);
   g_signal_connect (G_OBJECT(widget),
@@ -179,6 +389,18 @@ static void connect_focus_recursive(GtkWidget *widget,
                     (gpointer)viewer);
 }
 
+/* Stop all the processings and call gtk_main_quit() */
+static void mainwindow_quit()
+{
+  lttvwindowtraces_unregister_requests(g_quark_from_string("stats"));
+  lttvwindowtraces_unregister_requests(g_quark_from_string("state"));
+  lttvwindowtraces_unregister_computation_hooks(g_quark_from_string("stats"));
+  lttvwindowtraces_unregister_computation_hooks(g_quark_from_string("state"));
+
+  gtk_main_quit();
+}
+
+
 /* insert_viewer function constructs an instance of a viewer first,
  * then inserts the widget of the instance into the container of the
  * main window
@@ -187,10 +409,7 @@ static void connect_focus_recursive(GtkWidget *widget,
 void
 insert_viewer_wrap(GtkWidget *menuitem, gpointer user_data)
 {
-  guint val = 20;
-
   insert_viewer((GtkWidget*)menuitem, (lttvwindow_viewer_constructor)user_data);
-  //  selected_hook(&val);
 }
 
 
@@ -201,22 +420,22 @@ void insert_viewer(GtkWidget* widget, lttvwindow_viewer_constructor constructor)
   MainWindow * mw_data = get_window_data_struct(widget);
   GtkWidget * notebook = lookup_widget(widget, "MNotebook");
   GtkWidget * viewer;
-  LttvTracesetSelector  * s;
   TimeInterval * time_interval;
   GtkWidget *page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook),
                       gtk_notebook_get_current_page(GTK_NOTEBOOK(notebook)));
+  LttvPluginTab *ptab;
   Tab *tab;
   
   if(!page) {
-    tab = create_new_tab(widget, NULL);
+    ptab = create_new_tab(widget, NULL);
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
   }
+  tab = ptab->tab;
 
   viewer_container = tab->viewer_container;
 
-  s = construct_traceset_selector(tab->traceset_info->traceset);
-  viewer = (GtkWidget*)constructor(tab);
+  viewer = (GtkWidget*)constructor(ptab);
   if(viewer)
   {
     //gtk_multivpaned_widget_add(GTK_MULTIVPANED(multivpaned), viewer); 
@@ -249,31 +468,36 @@ int SetTraceset(Tab * tab, LttvTraceset *traceset)
   LttvTracesetContext *tsc =
         LTTV_TRACESET_CONTEXT(tab->traceset_info->traceset_context);
   TimeInterval time_span = tsc->time_span;
-  TimeWindow new_time_window;
-  LttTime new_current_time;
+  TimeWindow new_time_window = tab->time_window;
+  LttTime new_current_time = tab->current_time;
 
   /* Set the tab's time window and current time if
    * out of bounds */
   if(ltt_time_compare(tab->time_window.start_time, time_span.start_time) < 0
-     || ltt_time_compare(  ltt_time_add(tab->time_window.start_time,
-                                        tab->time_window.time_width),
+     || ltt_time_compare(tab->time_window.end_time,
                            time_span.end_time) > 0) {
     new_time_window.start_time = time_span.start_time;
     
     new_current_time = time_span.start_time;
     
     LttTime tmp_time;
-
-    if(DEFAULT_TIME_WIDTH_S < time_span.end_time.tv_sec)
-      tmp_time.tv_sec = DEFAULT_TIME_WIDTH_S;
+    
+    if(ltt_time_compare(lttvwindow_default_time_width,
+          ltt_time_sub(time_span.end_time, time_span.start_time)) < 0
+        ||
+       ltt_time_compare(time_span.end_time, time_span.start_time) == 0)
+      tmp_time = lttvwindow_default_time_width;
     else
-      tmp_time.tv_sec = time_span.end_time.tv_sec;
-    tmp_time.tv_nsec = 0;
+      tmp_time = time_span.end_time;
+
     new_time_window.time_width = tmp_time ;
+    new_time_window.time_width_double = ltt_time_to_double(tmp_time);
+    new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                            new_time_window.time_width) ;
   }
-  time_change_manager(tab, new_time_window);
-  current_time_change_manager(tab, new_current_time);
 
 #if 0
   /* Set scrollbar */
   GtkAdjustment *adjustment = gtk_range_get_adjustment(GTK_RANGE(tab->scrollbar));
@@ -336,7 +560,9 @@ int SetTraceset(Tab * tab, LttvTraceset *traceset)
   if(tmp == NULL) retval = 1;
   else lttv_hooks_call(tmp,traceset);
 
+  time_change_manager(tab, new_time_window);
+  current_time_change_manager(tab, new_current_time);
+
   return retval;
 }
 
@@ -349,7 +575,7 @@ int SetTraceset(Tab * tab, LttvTraceset *traceset)
  *  0 : filters updated
  *  1 : no filter hooks to update; not an error.
  */
-
+#if 0
 int SetFilter(Tab * tab, gpointer filter)
 {
   LttvHooks * tmp;
@@ -365,7 +591,7 @@ int SetFilter(Tab * tab, gpointer filter)
 
   return 0;
 }
-
+#endif //0
 
 
 /**
@@ -445,13 +671,13 @@ MainWindow * get_window_data_struct(GtkWidget * widget)
 
   mw = lookup_widget(widget, "MWindow");
   if(mw == NULL){
-    g_printf("Main window does not exist\n");
+    g_info("Main window does not exist\n");
     return NULL;
   }
   
   mw_data = (MainWindow *) g_object_get_data(G_OBJECT(mw),"main_window_data");
   if(mw_data == NULL){
-    g_printf("Main window data does not exist\n");
+    g_warning("Main window data does not exist\n");
     return NULL;
   }
   return mw_data;
@@ -466,10 +692,10 @@ void create_new_window(GtkWidget* widget, gpointer user_data, gboolean clone)
   MainWindow * parent = get_window_data_struct(widget);
 
   if(clone){
-    g_printf("Clone : use the same traceset\n");
+    g_info("Clone : use the same traceset\n");
     construct_main_window(parent);
   }else{
-    g_printf("Empty : traceset is set to NULL\n");
+    g_info("Empty : traceset is set to NULL\n");
     construct_main_window(NULL);
   }
 }
@@ -508,7 +734,8 @@ gint viewer_container_position(GtkWidget *container, GtkWidget *child)
   if(child == NULL) return -1;
 
   gint pos;
-  GValue value = { 0, };
+  GValue value;
+  memset(&value, 0, sizeof(GValue));
   g_value_init(&value, G_TYPE_INT);
   gtk_container_child_get_property(GTK_CONTAINER(container),
                                    child,
@@ -536,7 +763,9 @@ void move_down_viewer(GtkWidget * widget, gpointer user_data)
   if(!page) {
     return;
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    LttvPluginTab *ptab;
+    ptab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
   }
 
   //gtk_multivpaned_widget_move_up(GTK_MULTIVPANED(tab->multivpaned));
@@ -568,7 +797,9 @@ void move_up_viewer(GtkWidget * widget, gpointer user_data)
   if(!page) {
     return;
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    LttvPluginTab *ptab;
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
   }
 
   //gtk_multivpaned_widget_move_down(GTK_MULTIVPANED(tab->multivpaned));
@@ -607,7 +838,9 @@ void delete_viewer(GtkWidget * widget, gpointer user_data)
   if(!page) {
     return;
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    LttvPluginTab *ptab;
+    ptab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
   }
 
   //gtk_multivpaned_widget_delete(GTK_MULTIVPANED(tab->multivpaned));
@@ -637,13 +870,16 @@ void open_traceset(GtkWidget * widget, gpointer user_data)
 
   gtk_file_selection_hide_fileop_buttons(file_selector);
   
+  gtk_window_set_transient_for(GTK_WINDOW(file_selector),
+      GTK_WINDOW(mw_data->mwindow));
+
   id = gtk_dialog_run(GTK_DIALOG(file_selector));
   switch(id){
     case GTK_RESPONSE_ACCEPT:
     case GTK_RESPONSE_OK:
       dir = gtk_file_selection_get_selections (file_selector);
       traceset = lttv_traceset_load(dir[0]);
-      g_printf("Open a trace set %s\n", dir[0]); 
+      g_info("Open a trace set %s\n", dir[0]); 
       //Not finished yet
       g_strfreev(dir);
     case GTK_RESPONSE_REJECT:
@@ -655,41 +891,11 @@ void open_traceset(GtkWidget * widget, gpointer user_data)
 
 }
 
-static void events_request_free(EventsRequest *events_request)
-{
-  if(events_request == NULL) return;
-
-  if(events_request->start_position != NULL)
-       lttv_traceset_context_position_destroy(events_request->start_position);
-  if(events_request->end_position != NULL)
-       lttv_traceset_context_position_destroy(events_request->end_position);
-  if(events_request->before_chunk_traceset != NULL)
-       lttv_hooks_destroy(events_request->before_chunk_traceset);
-  if(events_request->before_chunk_trace != NULL)
-       lttv_hooks_destroy(events_request->before_chunk_trace);
-  if(events_request->before_chunk_tracefile != NULL)
-       lttv_hooks_destroy(events_request->before_chunk_tracefile);
-  if(events_request->event != NULL)
-       lttv_hooks_destroy(events_request->event);
-  if(events_request->event_by_id != NULL)
-       lttv_hooks_by_id_destroy(events_request->event_by_id);
-  if(events_request->after_chunk_tracefile != NULL)
-       lttv_hooks_destroy(events_request->after_chunk_tracefile);
-  if(events_request->after_chunk_trace != NULL)
-       lttv_hooks_destroy(events_request->after_chunk_trace);
-  if(events_request->after_chunk_traceset != NULL)
-       lttv_hooks_destroy(events_request->after_chunk_traceset);
-  if(events_request->before_request != NULL)
-       lttv_hooks_destroy(events_request->before_request);
-  if(events_request->after_request != NULL)
-       lttv_hooks_destroy(events_request->after_request);
-
-  g_free(events_request);
-}
-
-
-
 /* lttvwindow_process_pending_requests
+ *
+ * Process requests for parts of the trace from viewers.
+ *
+ * These requests are made by lttvwindow_events_request().
  * 
  * This internal function gets called by g_idle, taking care of the pending
  * requests. It is responsible for concatenation of time intervals and position
@@ -716,9 +922,6 @@ static void events_request_free(EventsRequest *events_request)
 
 gboolean lttvwindow_process_pending_requests(Tab *tab)
 {
-  unsigned max_nb_events;
-  GdkWindow * win;
-  GdkCursor * new;
   GtkWidget* widget;
   LttvTracesetContext *tsc;
   LttvTracefileContext *tfc;
@@ -728,6 +931,8 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
   guint count;
   LttvTracesetContextPosition *end_position;
   
+  if(lttvwindow_preempt_count > 0) return TRUE;
+  
   if(tab == NULL) {
     g_critical("Foreground processing : tab does not exist. Processing removed.");
     return FALSE;
@@ -804,8 +1009,9 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
   }
 
   /* 0.2 Seek tracefiles positions to context position */
+  //g_assert(lttv_process_traceset_seek_position(tsc, sync_position) == 0);
   lttv_process_traceset_synchronize_tracefiles(tsc);
-
+  
   
   /* Events processing algorithm implementation */
   /* Warning : the gtk_events_pending takes a LOT of cpu time. So what we do
@@ -832,7 +1038,6 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
           ltime = g_slist_append(ltime, g_slist_nth_data(list_out, 0));
         for(iter=g_slist_nth(list_out,1);iter!=NULL;iter=g_slist_next(iter)) {
           /* Find all time requests with the lowest start time in list_out */
-          guint index_ltime = g_array_index(ltime, guint, 0);
           EventsRequest *event_request_ltime = (EventsRequest*)g_slist_nth_data(ltime, 0);
           EventsRequest *event_request_list_out = (EventsRequest*)iter->data;
 
@@ -948,10 +1153,15 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
                lttv_process_traceset_middle(tsc,
                                             events_request->start_time,
                                             G_MAXUINT, NULL);
+#ifdef DEBUG
+            g_assert(seek_count < LTTV_STATE_SAVE_INTERVAL);
+#endif //DEBUG
 
 
         } else {
           LttTime pos_time;
+                                       LttvTracefileContext *tfc =
+                                               lttv_traceset_context_get_current_tfc(tsc);
           /* Else, the first request in list_in is a position request */
           /* If first req in list_in pos != current pos */
           g_assert(events_request->start_position != NULL);
@@ -960,10 +1170,16 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
                       events_request->start_position).tv_sec,
                  lttv_traceset_context_position_get_time(
                       events_request->start_position).tv_nsec);
-
-          g_debug("SEEK POS context time : %lu, %lu", 
-               lttv_traceset_context_get_current_tfc(tsc)->timestamp.tv_sec,
-               lttv_traceset_context_get_current_tfc(tsc)->timestamp.tv_nsec);
+                                       
+                                       if(tfc) {
+                                               g_debug("SEEK POS context time : %lu, %lu", 
+                                                        tfc->timestamp.tv_sec,
+                                                        tfc->timestamp.tv_nsec);
+                                       } else {
+                                               g_debug("SEEK POS context time : %lu, %lu", 
+                                                        ltt_time_infinite.tv_sec,
+                                                        ltt_time_infinite.tv_nsec);
+                                       }
           g_assert(events_request->start_position != NULL);
           if(lttv_traceset_context_ctx_pos_compare(tsc,
                      events_request->start_position) != 0) {
@@ -1007,11 +1223,27 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
           /* 1.3.2 call before chunk
            * 1.3.3 events hooks added
            */
-          lttv_process_traceset_begin(tsc, events_request->before_chunk_traceset,
-                                           events_request->before_chunk_trace,
-                                           events_request->before_chunk_tracefile,
-                                           events_request->event,
-                                           events_request->event_by_id);
+          if(events_request->trace == -1)
+            lttv_process_traceset_begin(tsc,
+                events_request->before_chunk_traceset,
+                events_request->before_chunk_trace,
+                events_request->before_chunk_tracefile,
+                events_request->event,
+                events_request->event_by_id);
+          else {
+            guint nb_trace = lttv_traceset_number(tsc->ts);
+            g_assert((guint)events_request->trace < nb_trace &&
+                      events_request->trace > -1);
+            LttvTraceContext *tc = tsc->traces[events_request->trace];
+
+            lttv_hooks_call(events_request->before_chunk_traceset, tsc);
+
+            lttv_trace_context_add_hooks(tc,
+                                         events_request->before_chunk_trace,
+                                         events_request->before_chunk_tracefile,
+                                         events_request->event,
+                                         events_request->event_by_id);
+          }
         }
       }
     } else {
@@ -1028,11 +1260,27 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
           /* - Call before chunk
            * - events hooks added
            */
-          lttv_process_traceset_begin(tsc, events_request->before_chunk_traceset,
+          if(events_request->trace == -1)
+            lttv_process_traceset_begin(tsc,
+                events_request->before_chunk_traceset,
+                events_request->before_chunk_trace,
+                events_request->before_chunk_tracefile,
+                events_request->event,
+                events_request->event_by_id);
+          else {
+            guint nb_trace = lttv_traceset_number(tsc->ts);
+            g_assert((guint)events_request->trace < nb_trace &&
+                      events_request->trace > -1);
+            LttvTraceContext *tc = tsc->traces[events_request->trace];
+
+            lttv_hooks_call(events_request->before_chunk_traceset, tsc);
+
+            lttv_trace_context_add_hooks(tc,
                                          events_request->before_chunk_trace,
                                          events_request->before_chunk_tracefile,
                                          events_request->event,
                                          events_request->event_by_id);
+          }
 
           iter = g_slist_next(iter);
         }
@@ -1076,11 +1324,29 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
             /* call before chunk
              * events hooks added
              */
-            lttv_process_traceset_begin(tsc, events_request->before_chunk_traceset,
-                                             events_request->before_chunk_trace,
-                                             events_request->before_chunk_tracefile,
-                                             events_request->event,
-                                             events_request->event_by_id);
+            if(events_request->trace == -1)
+              lttv_process_traceset_begin(tsc,
+                  events_request->before_chunk_traceset,
+                  events_request->before_chunk_trace,
+                  events_request->before_chunk_tracefile,
+                  events_request->event,
+                  events_request->event_by_id);
+            else {
+              guint nb_trace = lttv_traceset_number(tsc->ts);
+              g_assert((guint)events_request->trace < nb_trace &&
+                        events_request->trace > -1);
+              LttvTraceContext *tc = tsc->traces[events_request->trace];
+
+              lttv_hooks_call(events_request->before_chunk_traceset, tsc);
+
+              lttv_trace_context_add_hooks(tc,
+                                           events_request->before_chunk_trace,
+                                           events_request->before_chunk_tracefile,
+                                           events_request->event,
+                                           events_request->event_by_id);
+          }
+
+
           }
 
           /* Go to next */
@@ -1180,7 +1446,7 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
 
     {
       /* 4. Call process traceset middle */
-      g_debug("Calling process traceset middle with %p, %lu sec %lu nsec, %lu nb ev, %p end pos", tsc, end_time.tv_sec, end_time.tv_nsec, end_nb_events, end_position);
+      g_debug("Calling process traceset middle with %p, %lu sec %lu nsec, %u nb ev, %p end pos", tsc, end_time.tv_sec, end_time.tv_nsec, end_nb_events, end_position);
       count = lttv_process_traceset_middle(tsc, end_time, end_nb_events, end_position);
 
       tfc = lttv_traceset_context_get_current_tfc(tsc);
@@ -1210,11 +1476,31 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
           /* - Remove events hooks for req
            * - Call end chunk for req
            */
-          lttv_process_traceset_end(tsc, events_request->after_chunk_traceset,
+
+          if(events_request->trace == -1) 
+               lttv_process_traceset_end(tsc,
+                                         events_request->after_chunk_traceset,
+                                         events_request->after_chunk_trace,
+                                         events_request->after_chunk_tracefile,
+                                         events_request->event,
+                                         events_request->event_by_id);
+
+          else {
+            guint nb_trace = lttv_traceset_number(tsc->ts);
+            g_assert(events_request->trace < nb_trace &&
+                      events_request->trace > -1);
+            LttvTraceContext *tc = tsc->traces[events_request->trace];
+
+            lttv_trace_context_remove_hooks(tc,
                                          events_request->after_chunk_trace,
                                          events_request->after_chunk_tracefile,
                                          events_request->event,
                                          events_request->event_by_id);
+            lttv_hooks_call(events_request->after_chunk_traceset, tsc);
+
+
+          }
+
           /* - Call end request for req */
           lttv_hooks_call(events_request->after_request, (gpointer)tsc);
           
@@ -1249,12 +1535,29 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
           /* - Remove events hooks for req
            * - Call end chunk for req
            */
-          lttv_process_traceset_end(tsc, events_request->after_chunk_traceset,
+          if(events_request->trace == -1) 
+               lttv_process_traceset_end(tsc,
+                                         events_request->after_chunk_traceset,
+                                         events_request->after_chunk_trace,
+                                         events_request->after_chunk_tracefile,
+                                         events_request->event,
+                                         events_request->event_by_id);
+
+          else {
+            guint nb_trace = lttv_traceset_number(tsc->ts);
+            g_assert(events_request->trace < nb_trace &&
+                      events_request->trace > -1);
+            LttvTraceContext *tc = tsc->traces[events_request->trace];
+
+            lttv_trace_context_remove_hooks(tc,
                                          events_request->after_chunk_trace,
                                          events_request->after_chunk_tracefile,
                                          events_request->event,
                                          events_request->event_by_id);
 
+            lttv_hooks_call(events_request->after_chunk_traceset, tsc);
+          }
+
           /* - req.num -= count */
           g_assert(events_request->num_events >= count);
           events_request->num_events -= count;
@@ -1325,7 +1628,7 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
       /* 1.1. Use current postition as start position */
       if(events_request->start_position != NULL)
         lttv_traceset_context_position_destroy(events_request->start_position);
-      events_request->start_position = lttv_traceset_context_position_new();
+      events_request->start_position = lttv_traceset_context_position_new(tsc);
       lttv_traceset_context_position_save(tsc, events_request->start_position);
 
       /* 1.2. Remove start time */
@@ -1351,10 +1654,10 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
 
 
   }
-  
   /* C Unlock Traces */
   {
-    //lttv_process_traceset_get_sync_data(tsc);
+    lttv_process_traceset_get_sync_data(tsc);
+    //lttv_traceset_context_position_save(tsc, sync_position);
     
     guint iter_trace;
     
@@ -1366,7 +1669,6 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
       lttvwindowtraces_unlock(trace_v);
     }
   }
-
 #if 0
   //set the cursor back to normal
   gdk_window_set_cursor(win, NULL);  
@@ -1398,62 +1700,6 @@ gboolean lttvwindow_process_pending_requests(Tab *tab)
 #undef list_out
 
 
-/* add_trace_into_traceset_selector, each instance of a viewer has an associated
- * selector (filter), when a trace is added into traceset, the selector should 
- * reflect the change. The function is used to update the selector 
- */
-#if 0
-void add_trace_into_traceset_selector(GtkWidget * paned, LttTrace * t)
-{
-  int j, k, m, nb_tracefile, nb_control, nb_per_cpu, nb_facility, nb_event;
-  LttvTracesetSelector  * s;
-  LttvTraceSelector     * trace;
-  LttvTracefileSelector * tracefile;
-  LttvEventtypeSelector * eventtype;
-  LttTracefile          * tf;
-  GtkWidget             * w;
-  LttFacility           * fac;
-  LttEventType          * et;
-
-  w = gtk_multivpaned_get_first_widget(GTK_MULTIVPANED(paned));
-  while(w){
-    s = g_object_get_data(G_OBJECT(w), "Traceset_Selector");
-    
-    if(s){
-      trace   = lttv_trace_selector_new(t);
-      lttv_traceset_selector_trace_add(s, trace);
-
-      nb_facility = ltt_trace_facility_number(t);
-      for(k=0;k<nb_facility;k++){
-       fac = ltt_trace_facility_get(t,k);
-       nb_event = (int) ltt_facility_eventtype_number(fac);
-       for(m=0;m<nb_event;m++){
-         et = ltt_facility_eventtype_get(fac,m);
-         eventtype = lttv_eventtype_selector_new(et);
-         lttv_trace_selector_eventtype_add(trace, eventtype);
-       }
-      }
-      
-      nb_control = ltt_trace_control_tracefile_number(t);
-      nb_per_cpu = ltt_trace_per_cpu_tracefile_number(t);
-      nb_tracefile = nb_control + nb_per_cpu;
-      
-      for(j = 0 ; j < nb_tracefile ; j++) {
-       if(j < nb_control)
-         tf = ltt_trace_control_tracefile_get(t, j);
-       else
-         tf = ltt_trace_per_cpu_tracefile_get(t, j - nb_control);     
-       tracefile = lttv_tracefile_selector_new(tf);  
-       lttv_trace_selector_tracefile_add(trace, tracefile);
-       lttv_eventtype_selector_copy(trace, tracefile);
-      }
-    }else g_warning("Module does not support filtering\n");
-
-    w = gtk_multivpaned_get_next_widget(GTK_MULTIVPANED(paned));
-  }
-}
-#endif //0
-
 static void lttvwindow_add_trace(Tab *tab, LttvTrace *trace_v)
 {
   LttvTraceset *traceset = tab->traceset_info->traceset;
@@ -1522,32 +1768,39 @@ void add_trace(GtkWidget * widget, gpointer user_data)
   const char * dir;
   char abs_path[PATH_MAX];
   gint id;
-  gint i;
   MainWindow * mw_data = get_window_data_struct(widget);
   GtkWidget * notebook = lookup_widget(widget, "MNotebook");
 
   GtkWidget *page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook),
                       gtk_notebook_get_current_page(GTK_NOTEBOOK(notebook)));
+  LttvPluginTab *ptab;
   Tab *tab;
 
   if(!page) {
-    tab = create_new_tab(widget, NULL);
+    ptab = create_new_tab(widget, NULL);
+    tab = ptab->tab;
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
   }
 
-  GtkDirSelection * file_selector = (GtkDirSelection *)gtk_dir_selection_new("Select a trace");
-  gtk_dir_selection_hide_fileop_buttons(file_selector);
+  //GtkDirSelection * file_selector = (GtkDirSelection *)gtk_dir_selection_new("Select a trace");
+  GtkFileSelection * file_selector = (GtkFileSelection *)gtk_file_selection_new("Select a trace");
+  gtk_widget_hide( (file_selector)->file_list->parent) ;
+  gtk_file_selection_hide_fileop_buttons(file_selector);
+  gtk_window_set_transient_for(GTK_WINDOW(file_selector),
+      GTK_WINDOW(mw_data->mwindow));
   
   if(remember_trace_dir[0] != '\0')
-    gtk_dir_selection_set_filename(file_selector, remember_trace_dir);
+    gtk_file_selection_set_filename(file_selector, remember_trace_dir);
   
   id = gtk_dialog_run(GTK_DIALOG(file_selector));
   switch(id){
     case GTK_RESPONSE_ACCEPT:
     case GTK_RESPONSE_OK:
-      dir = gtk_dir_selection_get_dir (file_selector);
+      dir = gtk_file_selection_get_filename (file_selector);
       strncpy(remember_trace_dir, dir, PATH_MAX);
+      strncat(remember_trace_dir, "/", PATH_MAX);
       if(!dir || strlen(dir) == 0){
        gtk_widget_destroy((GtkWidget*)file_selector);
        break;
@@ -1558,6 +1811,18 @@ void add_trace(GtkWidget * widget, gpointer user_data)
         trace = ltt_trace_open(abs_path);
         if(trace == NULL) {
           g_warning("cannot open trace %s", abs_path);
+
+          GtkWidget *dialogue = 
+            gtk_message_dialog_new(
+              GTK_WINDOW(gtk_widget_get_toplevel(widget)),
+              GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
+              GTK_MESSAGE_ERROR,
+              GTK_BUTTONS_OK,
+              "Cannot open trace : maybe you should enter in the trace "
+              "directory to select it ?");
+          gtk_dialog_run(GTK_DIALOG(dialogue));
+          gtk_widget_destroy(dialogue);
+
         } else {
           trace_v = lttv_trace_new(trace);
           lttvwindowtraces_add_trace(trace_v);
@@ -1588,31 +1853,6 @@ void add_trace(GtkWidget * widget, gpointer user_data)
   }
 }
 
-
-/* remove_trace_into_traceset_selector, each instance of a viewer has an associated
- * selector (filter), when a trace is remove from traceset, the selector should 
- * reflect the change. The function is used to update the selector 
- */
-#if 0
-void remove_trace_from_traceset_selector(GtkWidget * paned, unsigned i)
-{
-  LttvTracesetSelector * s;
-  LttvTraceSelector * t;
-  GtkWidget * w; 
-  
-  w = gtk_multivpaned_get_first_widget(GTK_MULTIVPANED(paned));
-  while(w){
-    s = g_object_get_data(G_OBJECT(w), "Traceset_Selector");
-    if(s){
-      t = lttv_traceset_selector_trace_get(s,i);
-      lttv_traceset_selector_trace_remove(s, i);
-      lttv_trace_selector_destroy(t);
-    }g_warning("Module dose not support filtering\n");
-    w = gtk_multivpaned_get_next_widget(GTK_MULTIVPANED(paned));
-  }
-}
-#endif //0
-
 /* remove_trace removes a trace from the current traceset if all viewers in 
  * the current tab are not interested in the trace. It first displays a 
  * dialogue, which shows all traces in the current traceset, to let user choose 
@@ -1620,9 +1860,11 @@ void remove_trace_from_traceset_selector(GtkWidget * paned, unsigned i)
  * it will remove the trace,  recreate the traceset_contex,
  * and redraws all the viewer of the current tab. If there is on trace in the
  * current traceset, it will delete all viewers of the current tab
+ *
+ * It destroys the filter tree. FIXME... we should request for an update
+ * instead.
  */
 
-// MD : no filter version.
 void remove_trace(GtkWidget *widget, gpointer user_data)
 {
   LttTrace *trace;
@@ -1640,7 +1882,9 @@ void remove_trace(GtkWidget *widget, gpointer user_data)
   if(!page) {
     return;
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    LttvPluginTab *ptab;
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
   }
 
   nb_trace =lttv_traceset_number(tab->traceset_info->traceset); 
@@ -1648,10 +1892,10 @@ void remove_trace(GtkWidget *widget, gpointer user_data)
   for(i = 0; i < nb_trace; i++){
     trace_v = lttv_traceset_get(tab->traceset_info->traceset, i);
     trace = lttv_trace(trace_v);
-    name[i] = ltt_trace_name(trace);
+    name[i] = g_quark_to_string(ltt_trace_name(trace));
   }
 
-  remove_trace_name = get_remove_trace(name, nb_trace);
+  remove_trace_name = get_remove_trace(mw_data, name, nb_trace);
 
 
   if(remove_trace_name){
@@ -1859,7 +2103,9 @@ void redraw(GtkWidget *widget, gpointer user_data)
   if(!page) {
     return;
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    LttvPluginTab *ptab;
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
   }
 
   LttvHooks * tmp;
@@ -1882,7 +2128,9 @@ void continue_processing(GtkWidget *widget, gpointer user_data)
   if(!page) {
     return;
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    LttvPluginTab *ptab;
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
   }
 
   LttvHooks * tmp;
@@ -1910,7 +2158,9 @@ void stop_processing(GtkWidget *widget, gpointer user_data)
   if(!page) {
     return;
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    LttvPluginTab *ptab;
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
   }
   GSList *iter = tab->events_requests;
   
@@ -1923,6 +2173,7 @@ void stop_processing(GtkWidget *widget, gpointer user_data)
                        g_slist_remove_link(tab->events_requests, remove_iter);
   }
   tab->events_request_pending = FALSE;
+  tab->stop_foreground = TRUE;
   g_idle_remove_by_data(tab);
   g_assert(g_slist_length(tab->events_requests) == 0);
 }
@@ -1934,12 +2185,12 @@ void stop_processing(GtkWidget *widget, gpointer user_data)
 
 void save(GtkWidget * widget, gpointer user_data)
 {
-  g_printf("Save\n");
+  g_info("Save\n");
 }
 
 void save_as(GtkWidget * widget, gpointer user_data)
 {
-  g_printf("Save as\n");
+  g_info("Save as\n");
 }
 
 
@@ -1952,7 +2203,7 @@ void zoom(GtkWidget * widget, double size)
 {
   TimeInterval time_span;
   TimeWindow new_time_window;
-  LttTime    current_time, time_delta, time_s, time_e, time_tmp;
+  LttTime    current_time, time_delta;
   MainWindow * mw_data = get_window_data_struct(widget);
   LttvTracesetContext *tsc;
   GtkWidget * notebook = lookup_widget(widget, "MNotebook");
@@ -1964,7 +2215,9 @@ void zoom(GtkWidget * widget, double size)
   if(!page) {
     return;
   } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    LttvPluginTab *ptab;
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
   }
 
   if(size == 1) return;
@@ -1978,131 +2231,59 @@ void zoom(GtkWidget * widget, double size)
   if(size == 0){
     new_time_window.start_time = time_span.start_time;
     new_time_window.time_width = time_delta;
+    new_time_window.time_width_double = ltt_time_to_double(time_delta);
+    new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                            new_time_window.time_width) ;
   }else{
     new_time_window.time_width = ltt_time_div(new_time_window.time_width, size);
+    new_time_window.time_width_double = 
+                   ltt_time_to_double(new_time_window.time_width);
     if(ltt_time_compare(new_time_window.time_width,time_delta) > 0)
     { /* Case where zoom out is bigger than trace length */
       new_time_window.start_time = time_span.start_time;
       new_time_window.time_width = time_delta;
+      new_time_window.time_width_double = ltt_time_to_double(time_delta);
+      new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                            new_time_window.time_width) ;
     }
     else
     {
       /* Center the image on the current time */
       new_time_window.start_time = 
-        ltt_time_sub(current_time, ltt_time_div(new_time_window.time_width, 2.0));
+        ltt_time_sub(current_time,
+            ltt_time_from_double(new_time_window.time_width_double/2.0));
+      new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                            new_time_window.time_width) ;
       /* If on borders, don't fall off */
-      if(ltt_time_compare(new_time_window.start_time, time_span.start_time) <0)
+      if(ltt_time_compare(new_time_window.start_time, time_span.start_time) <0
+       || ltt_time_compare(new_time_window.start_time, time_span.end_time) >0)
       {
         new_time_window.start_time = time_span.start_time;
+        new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                            new_time_window.time_width) ;
       }
       else 
       {
-        if(ltt_time_compare(
-           ltt_time_add(new_time_window.start_time, new_time_window.time_width),
-           time_span.end_time) > 0)
+        if(ltt_time_compare(new_time_window.end_time,
+                            time_span.end_time) > 0
+         || ltt_time_compare(new_time_window.end_time,
+                            time_span.start_time) < 0)
         {
           new_time_window.start_time = 
                   ltt_time_sub(time_span.end_time, new_time_window.time_width);
+
+          new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                                  new_time_window.time_width) ;
         }
       }
       
     }
-
-    //time_tmp = ltt_time_div(new_time_window.time_width, 2);
-    //if(ltt_time_compare(current_time, time_tmp) < 0){
-    //  time_s = time_span->startTime;
-    //} else {
-    //  time_s = ltt_time_sub(current_time,time_tmp);
-    //}
-    //time_e = ltt_time_add(current_time,time_tmp);
-    //if(ltt_time_compare(time_span->startTime, time_s) > 0){
-    //  time_s = time_span->startTime;
-    //}else if(ltt_time_compare(time_span->endTime, time_e) < 0){
-    //  time_e = time_span->endTime;
-    //  time_s = ltt_time_sub(time_e,new_time_window.time_width);
-    //}
-    //new_time_window.start_time = time_s;    
   }
 
-  //lttvwindow_report_time_window(mw_data, &new_time_window);
-  //call_pending_read_hooks(mw_data);
-
-  //lttvwindow_report_current_time(mw_data,&(tab->current_time));
-  //set_time_window(tab, &new_time_window);
-  // in expose now call_pending_read_hooks(mw_data);
-  //gtk_multi_vpaned_set_adjust(tab->multi_vpaned, &new_time_window, FALSE);
-  //
-  //
-
- LttTime rel_time =
-       ltt_time_sub(new_time_window.start_time, time_span.start_time); 
- if(   ltt_time_to_double(new_time_window.time_width)
-                             * NANOSECONDS_PER_SECOND
-                             / SCROLL_STEP_PER_PAGE/* step increment */
-       +
-       ltt_time_to_double(rel_time) * NANOSECONDS_PER_SECOND /* page size */
-                    == 
-       ltt_time_to_double(rel_time) * NANOSECONDS_PER_SECOND /* page size */
-       ) {
-    g_warning("Can not zoom that far due to scrollbar precision");
- } else if(
-     ltt_time_compare(
-       ltt_time_from_double( 
-            ltt_time_to_double(new_time_window.time_width)
-                                 /SCROLL_STEP_PER_PAGE ),
-       ltt_time_zero)
-     == 0 ) {
-    g_warning("Can not zoom that far due to time nanosecond precision");
+ if(ltt_time_compare(new_time_window.time_width, ltt_time_zero) == 0) {
+    g_warning("Zoom more than 1 ns impossible");
  } else {
    time_change_manager(tab, new_time_window);
-#if 0
-    /* Set scrollbar */
-    GtkAdjustment *adjustment = gtk_range_get_adjustment(GTK_RANGE(tab->scrollbar));
-        
-    g_object_set(G_OBJECT(adjustment),
-                 //"value",
-                 //ltt_time_to_double(new_time_window.start_time) 
-                 //  * NANOSECONDS_PER_SECOND, /* value */
-                 "lower",
-                   0.0, /* lower */
-                 "upper",
-                 ltt_time_to_double(
-                   ltt_time_sub(time_span.end_time, time_span.start_time))
-                   * NANOSECONDS_PER_SECOND, /* upper */
-                 "step_increment",
-                 ltt_time_to_double(new_time_window.time_width)
-                               / SCROLL_STEP_PER_PAGE
-                               * NANOSECONDS_PER_SECOND, /* step increment */
-                 "page_increment",
-                 ltt_time_to_double(new_time_window.time_width) 
-                   * NANOSECONDS_PER_SECOND, /* page increment */
-                 "page_size",
-                 ltt_time_to_double(new_time_window.time_width) 
-                   * NANOSECONDS_PER_SECOND, /* page size */
-                 NULL);
-    gtk_adjustment_changed(adjustment);
-    //gtk_range_set_adjustment(GTK_RANGE(tab->scrollbar), adjustment);
-    //gtk_adjustment_value_changed(adjustment);
-    g_object_set(G_OBJECT(adjustment),
-                 "value",
-                 ltt_time_to_double(
-                   ltt_time_sub(new_time_window.start_time, time_span.start_time))
-                   * NANOSECONDS_PER_SECOND, /* value */
-                 NULL);
-    gtk_adjustment_value_changed(adjustment);
-   
-
-    //g_object_set(G_OBJECT(adjustment),
-    //             "value",
-    //             ltt_time_to_double(time_window->start_time) 
-    //               * NANOSECONDS_PER_SECOND, /* value */
-    //               NULL);
-    /* Note : the set value will call set_time_window if scrollbar value changed
-     */
-    //gtk_adjustment_set_value(adjustment,
-    //                         ltt_time_to_double(new_time_window.start_time)
-    //                         * NANOSECONDS_PER_SECOND);
-#endif //0
   }
 }
 
@@ -2123,12 +2304,12 @@ void zoom_extended(GtkWidget * widget, gpointer user_data)
 
 void go_to_time(GtkWidget * widget, gpointer user_data)
 {
-  g_printf("Go to time\n");  
+  g_info("Go to time\n");  
 }
 
 void show_time_frame(GtkWidget * widget, gpointer user_data)
 {
-  g_printf("Show time frame\n");  
+  g_info("Show time frame\n");  
 }
 
 
@@ -2153,13 +2334,14 @@ on_clone_traceset_activate             (GtkMenuItem     *menuitem,
 /* create_new_tab calls create_tab to construct a new tab in the main window
  */
 
-Tab *create_new_tab(GtkWidget* widget, gpointer user_data){
+LttvPluginTab *create_new_tab(GtkWidget* widget, gpointer user_data)
+{
   gchar label[PATH_MAX];
   MainWindow * mw_data = get_window_data_struct(widget);
 
   GtkNotebook * notebook = (GtkNotebook *)lookup_widget(widget, "MNotebook");
   if(notebook == NULL){
-    g_printf("Notebook does not exist\n");
+    g_info("Notebook does not exist\n");
     return NULL;
   }
   GtkWidget *page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook),
@@ -2169,12 +2351,26 @@ Tab *create_new_tab(GtkWidget* widget, gpointer user_data){
   if(!page) {
     copy_tab = NULL;
   } else {
-    copy_tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+    LttvPluginTab *ptab;
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    copy_tab = ptab->tab;
   }
   
   strcpy(label,"Page");
-  if(get_label(mw_data, label,"Get the name of the tab","Please input tab's name"))    
-    return (create_tab (mw_data, copy_tab, notebook, label));
+  if(get_label(mw_data, label,"Get the name of the tab","Please input tab's name")) {
+    LttvPluginTab *ptab;
+    
+    ptab = g_object_new(LTTV_TYPE_PLUGIN_TAB, NULL);
+    init_tab (ptab->tab, mw_data, copy_tab, notebook, label);
+    ptab->parent.top_widget = ptab->tab->top_widget;
+    g_object_set_data_full(
+           G_OBJECT(ptab->tab->vbox),
+           "Tab_Plugin",
+           ptab,
+          (GDestroyNotify)tab_destructor);
+    return ptab;
+  }
+  else return NULL;
 }
 
 void
@@ -2215,7 +2411,7 @@ on_close_tab_activate                  (GtkWidget       *widget,
   MainWindow * mw_data = get_window_data_struct(widget);
   notebook = lookup_widget(widget, "MNotebook");
   if(notebook == NULL){
-    g_printf("Notebook does not exist\n");
+    g_info("Notebook does not exist\n");
     return;
   }
 
@@ -2232,7 +2428,7 @@ on_close_tab_X_clicked                 (GtkWidget       *widget,
   gint page_num;
   GtkWidget *notebook = lookup_widget(widget, "MNotebook");
   if(notebook == NULL){
-    g_printf("Notebook does not exist\n");
+    g_info("Notebook does not exist\n");
     return;
   }
  
@@ -2278,7 +2474,7 @@ void
 on_quit_activate                       (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  gtk_main_quit ();
+  mainwindow_quit();
 }
 
 
@@ -2286,7 +2482,7 @@ void
 on_cut_activate                        (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  g_printf("Cut\n");
+  g_info("Cut\n");
 }
 
 
@@ -2294,7 +2490,7 @@ void
 on_copy_activate                       (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  g_printf("Copye\n");
+  g_info("Copye\n");
 }
 
 
@@ -2302,7 +2498,7 @@ void
 on_paste_activate                      (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  g_printf("Paste\n");
+  g_info("Paste\n");
 }
 
 
@@ -2310,7 +2506,7 @@ void
 on_delete_activate                     (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  g_printf("Delete\n");
+  g_info("Delete\n");
 }
 
 
@@ -2377,47 +2573,11 @@ on_remove_viewer_activate              (GtkMenuItem     *menuitem,
   delete_viewer((GtkWidget*)menuitem, user_data);
 }
 
-#if 0
-void
-on_trace_filter_activate              (GtkMenuItem     *menuitem,
-                                        gpointer         user_data)
-{
-  MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
-  LttvTracesetSelector * s;
-  GtkWidget * w;
-  GtkWidget * notebook = lookup_widget(GTK_WIDGET(menuitem), "MNotebook");
-
-  GtkWidget *page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook),
-                      gtk_notebook_get_current_page(GTK_NOTEBOOK(notebook)));
-  Tab *tab;
-
-  if(!page) {
-    return;
-  } else {
-    tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
-  }
-
-  w = gtk_multivpaned_get_widget(GTK_MULTIVPANED(tab->multivpaned));
-  
-  s = g_object_get_data(G_OBJECT(w), "Traceset_Selector");
-  if(!s){
-    g_printf("There is no viewer yet\n");      
-    return;
-  }
-  if(get_filter_selection(s, "Configure trace and tracefile filter", "Select traces and tracefiles")){
-    //FIXME report filter change
-    //update_traceset(mw_data);
-    //call_pending_read_hooks(mw_data);
-    //lttvwindow_report_current_time(mw_data,&(tab->current_time));
-  }
-}
-#endif //0
-
 void
 on_trace_facility_activate              (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  g_printf("Trace facility selector: %s\n");  
+  g_info("Trace facility selector: %s\n");  
 }
 
 
@@ -2447,7 +2607,8 @@ on_load_library_activate                (GtkMenuItem     *menuitem,
       g_ptr_array_add(name, path);
     }
 
-    load_module_path = get_selection((char **)(name->pdata), name->len,
+    load_module_path = get_selection(mw_data,
+                             (char **)(name->pdata), name->len,
                              "Select a library path", "Library paths");
     if(load_module_path != NULL)
       strncpy(load_module_path_alter, load_module_path, PATH_MAX-1); // -1 for /
@@ -2480,6 +2641,9 @@ on_load_library_activate                (GtkMenuItem     *menuitem,
     gtk_file_selection_set_filename(file_selector, load_module_path_alter);
     gtk_file_selection_hide_fileop_buttons(file_selector);
     
+    gtk_window_set_transient_for(GTK_WINDOW(file_selector),
+        GTK_WINDOW(mw_data->mwindow));
+
     str[0] = '\0';
     id = gtk_dialog_run(GTK_DIALOG(file_selector));
     switch(id){
@@ -2510,8 +2674,8 @@ on_load_library_activate                (GtkMenuItem     *menuitem,
         lttv_module_require(str1, &error);
 #endif //0   
         lttv_library_load(str1, &error);
-        if(error != NULL) g_warning(error->message);
-        else g_printf("Load library: %s\n", str);
+        if(error != NULL) g_warning("%s", error->message);
+        else g_info("Load library: %s\n", str);
         g_strfreev(dir);
       case GTK_RESPONSE_REJECT:
       case GTK_RESPONSE_CANCEL:
@@ -2537,55 +2701,54 @@ on_unload_library_activate              (GtkMenuItem     *menuitem,
 {
   MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
 
-  LttvLibrary *library;
-  {
-    GPtrArray *name;
-    guint nb,i;
-    gchar *lib_name;
-    name = g_ptr_array_new();
-    nb = lttv_library_number();
-    LttvLibraryInfo *lib_info = g_new(LttvLibraryInfo,nb);
-    /* ask for the library name */
-
-    for(i=0;i<nb;i++){
-      LttvLibrary *iter_lib = lttv_library_get(i);
-      lttv_library_info(iter_lib, &lib_info[i]);
-      
-      gchar *path = lib_info[i].name;
-      g_ptr_array_add(name, lib_info[i].name);
-    }
-    lib_name = get_selection((char **)(name->pdata), name->len,
-                             "Select a library", "Libraries");
-    if(lib_name != NULL) {
-      for(i=0;i<nb;i++){
-        if(strcmp(lib_name, lib_info[i].name) == 0) {
-          library = lttv_library_get(i);
-          break;
-        }
-      }
-    }
-    g_ptr_array_free(name, TRUE);
-    g_free(lib_info);
-
-    if(lib_name == NULL) return;
-  }
-  
-  lttv_library_unload(library);
-}
-
-
-/* Dispaly a file selection dialogue to let user select a module, then call
- * lttv_module_require().
- */
-
-void
-on_load_module_activate                (GtkMenuItem     *menuitem,
-                                        gpointer         user_data)
-{
-  GError *error = NULL;
-  MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
-
-  LttvLibrary *library;
+  LttvLibrary *library = NULL;
+
+  GPtrArray *name;
+  guint nb,i;
+  gchar *lib_name;
+  name = g_ptr_array_new();
+  nb = lttv_library_number();
+  LttvLibraryInfo *lib_info = g_new(LttvLibraryInfo,nb);
+  /* ask for the library name */
+
+  for(i=0;i<nb;i++){
+    LttvLibrary *iter_lib = lttv_library_get(i);
+    lttv_library_info(iter_lib, &lib_info[i]);
+    
+    gchar *path = lib_info[i].name;
+    g_ptr_array_add(name, path);
+  }
+  lib_name = get_selection(mw_data, (char **)(name->pdata), name->len,
+                           "Select a library", "Libraries");
+  if(lib_name != NULL) {
+    for(i=0;i<nb;i++){
+      if(strcmp(lib_name, lib_info[i].name) == 0) {
+        library = lttv_library_get(i);
+        break;
+      }
+    }
+  }
+  g_ptr_array_free(name, TRUE);
+  g_free(lib_info);
+
+  if(lib_name == NULL) return;
+
+  if(library != NULL) lttv_library_unload(library);
+}
+
+
+/* Dispaly a file selection dialogue to let user select a module, then call
+ * lttv_module_require().
+ */
+
+void
+on_load_module_activate                (GtkMenuItem     *menuitem,
+                                        gpointer         user_data)
+{
+  GError *error = NULL;
+  MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
+
+  LttvLibrary *library = NULL;
   {
     GPtrArray *name;
     guint nb,i;
@@ -2602,7 +2765,7 @@ on_load_module_activate                (GtkMenuItem     *menuitem,
       gchar *path = lib_info[i].name;
       g_ptr_array_add(name, path);
     }
-    lib_name = get_selection((char **)(name->pdata), name->len,
+    lib_name = get_selection(mw_data,(char **)(name->pdata), name->len,
                              "Select a library", "Libraries");
     if(lib_name != NULL) {
       for(i=0;i<nb;i++){
@@ -2625,9 +2788,9 @@ on_load_module_activate                (GtkMenuItem     *menuitem,
     GPtrArray *name;
     guint nb,i;
     gchar *module_name;
+    nb = lttv_library_module_number(library);
     LttvModuleInfo *module_info = g_new(LttvModuleInfo,nb);
     name = g_ptr_array_new();
-    nb = lttv_library_module_number(library);
     /* ask for the module name */
 
     for(i=0;i<nb;i++){
@@ -2637,7 +2800,7 @@ on_load_module_activate                (GtkMenuItem     *menuitem,
       gchar *path = module_info[i].name;
       g_ptr_array_add(name, path);
     }
-    module_name = get_selection((char **)(name->pdata), name->len,
+    module_name = get_selection(mw_data, (char **)(name->pdata), name->len,
                              "Select a module", "Modules");
     if(module_name != NULL) {
       for(i=0;i<nb;i++){
@@ -2656,8 +2819,8 @@ on_load_module_activate                (GtkMenuItem     *menuitem,
   }
   
   lttv_module_require(module_name_out, &error);
-  if(error != NULL) g_warning(error->message);
-  else g_printf("Load module: %s\n", module_name_out);
+  if(error != NULL) g_warning("%s", error->message);
+  else g_info("Load module: %s", module_name_out);
 
 
 #if 0
@@ -2704,7 +2867,7 @@ on_load_module_activate                (GtkMenuItem     *menuitem,
 #endif //0   
         lttv_library_load(str1, &error);
         if(error != NULL) g_warning(error->message);
-        else g_printf("Load library: %s\n", str);
+        else g_info("Load library: %s\n", str);
         g_strfreev(dir);
       case GTK_RESPONSE_REJECT:
       case GTK_RESPONSE_CANCEL:
@@ -2749,7 +2912,7 @@ on_unload_module_activate              (GtkMenuItem     *menuitem,
       gchar *path = lib_info[i].name;
       g_ptr_array_add(name, path);
     }
-    lib_name = get_selection((char **)(name->pdata), name->len,
+    lib_name = get_selection(mw_data, (char **)(name->pdata), name->len,
                              "Select a library", "Libraries");
     if(lib_name != NULL) {
       for(i=0;i<nb;i++){
@@ -2765,7 +2928,7 @@ on_unload_module_activate              (GtkMenuItem     *menuitem,
     if(lib_name == NULL) return;
   }
 
-  LttvModule *module;
+  LttvModule *module = NULL;
   {
     /* Ask for the module to load : list modules in the selected lib */
     GPtrArray *name;
@@ -2783,7 +2946,7 @@ on_unload_module_activate              (GtkMenuItem     *menuitem,
       gchar *path = module_info[i].name;
       if(module_info[i].use_count > 0) g_ptr_array_add(name, path);
     }
-    module_name = get_selection((char **)(name->pdata), name->len,
+    module_name = get_selection(mw_data, (char **)(name->pdata), name->len,
                              "Select a module", "Modules");
     if(module_name != NULL) {
       for(i=0;i<nb;i++){
@@ -2802,7 +2965,7 @@ on_unload_module_activate              (GtkMenuItem     *menuitem,
   
   LttvModuleInfo module_info;
   lttv_module_info(module, &module_info);
-  g_printf("Release module: %s\n", module_info.name);
+  g_info("Release module: %s\n", module_info.name);
  
   lttv_module_release(module);
 }
@@ -2815,19 +2978,25 @@ void
 on_add_library_search_path_activate     (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  GtkDirSelection * file_selector = (GtkDirSelection *)gtk_dir_selection_new("Select library path");
+  MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
+  //GtkDirSelection * file_selector = (GtkDirSelection *)gtk_dir_selection_new("Select library path");
+  GtkFileSelection * file_selector = (GtkFileSelection *)gtk_file_selection_new("Select a trace");
+  gtk_widget_hide( (file_selector)->file_list->parent) ;
+
+  gtk_window_set_transient_for(GTK_WINDOW(file_selector),
+      GTK_WINDOW(mw_data->mwindow));
+
   const char * dir;
   gint id;
 
-  MainWindow * mw_data = get_window_data_struct((GtkWidget*)menuitem);
   if(remember_plugins_dir[0] != '\0')
-    gtk_dir_selection_set_filename(file_selector, remember_plugins_dir);
+    gtk_file_selection_set_filename(file_selector, remember_plugins_dir);
 
   id = gtk_dialog_run(GTK_DIALOG(file_selector));
   switch(id){
     case GTK_RESPONSE_ACCEPT:
     case GTK_RESPONSE_OK:
-      dir = gtk_dir_selection_get_dir (file_selector);
+      dir = gtk_file_selection_get_filename (file_selector);
       strncpy(remember_plugins_dir,dir,PATH_MAX);
       strncat(remember_plugins_dir,"/",PATH_MAX);
       lttv_library_path_add(dir);
@@ -2862,7 +3031,7 @@ on_remove_library_search_path_activate     (GtkMenuItem     *menuitem,
       gchar *path = lttv_library_path_get(i);
       g_ptr_array_add(name, path);
     }
-    lib_path = get_selection((char **)(name->pdata), name->len,
+    lib_path = get_selection(mw_data, (char **)(name->pdata), name->len,
                              "Select a library path", "Library paths");
 
     g_ptr_array_free(name, TRUE);
@@ -2877,15 +3046,7 @@ void
 on_color_activate                      (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  g_printf("Color\n");
-}
-
-
-void
-on_filter_activate                     (GtkMenuItem     *menuitem,
-                                        gpointer         user_data)
-{
-  g_printf("Filter\n");
+  g_info("Color\n");
 }
 
 
@@ -2893,7 +3054,7 @@ void
 on_save_configuration_activate         (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  g_printf("Save configuration\n");
+  g_info("Save configuration\n");
 }
 
 
@@ -2901,7 +3062,7 @@ void
 on_content_activate                    (GtkMenuItem     *menuitem,
                                         gpointer         user_data)
 {
-  g_printf("Content\n");
+  g_info("Content\n");
 }
 
 
@@ -2927,7 +3088,7 @@ on_about_activate                      (GtkMenuItem     *menuitem,
   gtk_window_set_title(about_window, "About Linux Trace Toolkit");
 
   gtk_window_set_resizable(about_window, FALSE);
-  gtk_window_set_transient_for(GTK_WINDOW(window_widget), about_window);
+  gtk_window_set_transient_for(about_window, GTK_WINDOW(window_widget));
   gtk_window_set_destroy_with_parent(about_window, TRUE);
   gtk_window_set_modal(about_window, FALSE);
 
@@ -2946,29 +3107,34 @@ on_about_activate                      (GtkMenuItem     *menuitem,
   GtkWidget *label1 = gtk_label_new("");
   gtk_misc_set_padding(GTK_MISC(label1), 10, 20);
   gtk_label_set_markup(GTK_LABEL(label1), "\
-<big>Linux Trace Toolkit</big>");
+<big>Linux Trace Toolkit " VERSION "</big>");
   gtk_label_set_justify(GTK_LABEL(label1), GTK_JUSTIFY_CENTER);
   
   GtkWidget *label2 = gtk_label_new("");
   gtk_misc_set_padding(GTK_MISC(label2), 10, 20);
   gtk_label_set_markup(GTK_LABEL(label2), "\
-Project author: Karim Yaghmour\n\
-\n\
 Contributors :\n\
 \n\
 Michel Dagenais (New trace format, lttv main)\n\
-Mathieu Desnoyers (Directory structure, build with automake/conf,\n\
-                   lttv gui, control flow view, gui green threads\n\
-                   with interruptible foreground and background computation,\n\
-                   detailed event list)\n\
-Benoit Des Ligneris (Cluster adaptation)\n\
+Mathieu Desnoyers (Kernel Tracer, Directory structure, build with automake/conf,\n\
+                   lttv gui, control flow view, gui cooperative trace reading\n\
+                   scheduler with interruptible foreground and background\n\
+                   computation, detailed event list (rewrite), trace reading\n\
+                   library (rewrite))\n\
+Benoit Des Ligneris, Eric Clement (Cluster adaptation, work in progress)\n\
 Xang-Xiu Yang (new trace reading library and converter, lttv gui, \n\
                detailed event list and statistics view)\n\
-Tom Zanussi (RelayFS)");
+Tom Zanussi (RelayFS)\n\
+\n\
+Inspired from the original Linux Trace Toolkit Visualizer made by\n\
+Karim Yaghmour");
 
   GtkWidget *label3 = gtk_label_new("");
   gtk_label_set_markup(GTK_LABEL(label3), "\
-Linux Trace Toolkit, Copyright (C) 2004  Karim Yaghmour\n\
+Linux Trace Toolkit Viewer, Copyright (C) 2004, 2005, 2006\n\
+                                                Michel Dagenais\n\
+                                                Mathieu Desnoyers\n\
+                                                Xang-Xiu Yang\n\
 Linux Trace Toolkit comes with ABSOLUTELY NO WARRANTY.\n\
 This is free software, and you are welcome to redistribute it\n\
 under certain conditions. See COPYING for details.");
@@ -3154,9 +3320,9 @@ on_MWindow_destroy                     (GtkWidget       *widget,
   g_object_unref(main_window->attributes);
   g_main_window_list = g_slist_remove(g_main_window_list, main_window);
 
-  g_printf("There are now : %d windows\n",g_slist_length(g_main_window_list));
+  g_info("There are now : %d windows\n",g_slist_length(g_main_window_list));
   if(g_slist_length(g_main_window_list) == 0)
-    gtk_main_quit ();
+    mainwindow_quit();
 }
 
 gboolean    
@@ -3165,11 +3331,6 @@ on_MWindow_configure                   (GtkWidget         *widget,
                                         gpointer           user_data)
 {
   MainWindow * mw_data = get_window_data_struct((GtkWidget*)widget);
-  float width = event->width;
-  TimeWindow time_win;
-  double ratio;
-  TimeInterval *time_span;
-  LttTime time;
        
        // MD : removed time width modification upon resizing of the main window.
        // The viewers will redraw themselves completely, without time interval
@@ -3217,9 +3378,11 @@ void time_change_manager               (Tab *tab,
   LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tab->traceset_info->traceset_context);
   TimeInterval time_span = tsc->time_span;
   LttTime start_time = new_time_window.start_time;
-  LttTime end_time = ltt_time_add(new_time_window.start_time,
-                                  new_time_window.time_width);
+  LttTime end_time = new_time_window.end_time;
+  LttTime time_width = new_time_window.time_width;
 
+  g_assert(ltt_time_compare(start_time, end_time) < 0);
+  
   /* Set scrollbar */
   GtkAdjustment *adjustment = gtk_range_get_adjustment(GTK_RANGE(tab->scrollbar));
   LttTime upper = ltt_time_sub(time_span.end_time, time_span.start_time);
@@ -3239,18 +3402,15 @@ void time_change_manager               (Tab *tab,
                "lower",
                  0.0, /* lower */
                "upper",
-               ltt_time_to_double(upper) 
-                 * NANOSECONDS_PER_SECOND, /* upper */
+               ltt_time_to_double(upper), /* upper */
                "step_increment",
-               ltt_time_to_double(new_time_window.time_width)
-                             / SCROLL_STEP_PER_PAGE
-                             * NANOSECONDS_PER_SECOND, /* step increment */
+               new_time_window.time_width_double
+                             / SCROLL_STEP_PER_PAGE, /* step increment */
                "page_increment",
-               ltt_time_to_double(new_time_window.time_width) 
-                 * NANOSECONDS_PER_SECOND, /* page increment */
+               new_time_window.time_width_double, 
+                                                     /* page increment */
                "page_size",
-               ltt_time_to_double(new_time_window.time_width) 
-                 * NANOSECONDS_PER_SECOND, /* page size */
+               new_time_window.time_width_double, /* page size */
                NULL);
   gtk_adjustment_changed(adjustment);
 
@@ -3258,13 +3418,12 @@ void time_change_manager               (Tab *tab,
  //              "value",
  //              ltt_time_to_double(
  //               ltt_time_sub(start_time, time_span.start_time))
- //                  * NANOSECONDS_PER_SECOND, /* value */
+ //                 , /* value */
  //              NULL);
   //gtk_adjustment_value_changed(adjustment);
   gtk_range_set_value(GTK_RANGE(tab->scrollbar),
                ltt_time_to_double(
-                ltt_time_sub(start_time, time_span.start_time))
-                   * NANOSECONDS_PER_SECOND /* value */);
+                ltt_time_sub(start_time, time_span.start_time)) /* value */);
 
   /* set the time bar. */
   /* start seconds */
@@ -3333,6 +3492,43 @@ void time_change_manager               (Tab *tab,
   gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry4),
                             (double)end_time.tv_nsec);
 
+  /* width seconds */
+  if(time_width.tv_nsec == 0) {
+    gtk_spin_button_set_range(GTK_SPIN_BUTTON(tab->MEntry7),
+                              (double)1,
+                              (double)upper.tv_sec);
+  } else {
+    gtk_spin_button_set_range(GTK_SPIN_BUTTON(tab->MEntry7),
+                              (double)0,
+                              (double)upper.tv_sec);
+  }
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry7),
+                            (double)time_width.tv_sec);
+
+  /* width nanoseconds */
+  if(time_width.tv_sec == upper.tv_sec) {
+    if(time_width.tv_sec == 0) {
+      gtk_spin_button_set_range(GTK_SPIN_BUTTON(tab->MEntry8),
+                                (double)1,
+                                (double)upper.tv_nsec);
+    } else {
+      gtk_spin_button_set_range(GTK_SPIN_BUTTON(tab->MEntry8),
+                                (double)0,
+                                (double)upper.tv_nsec);
+    }
+  }
+  else if(time_width.tv_sec == 0) {
+    gtk_spin_button_set_range(GTK_SPIN_BUTTON(tab->MEntry8),
+                              1.0,
+                              (double)upper.tv_nsec);
+  }
+  else /* anywhere else */
+    gtk_spin_button_set_range(GTK_SPIN_BUTTON(tab->MEntry8),
+                              0.0,
+                              (double)NANOSECONDS_PER_SECOND-1);
+  gtk_spin_button_set_value(GTK_SPIN_BUTTON(tab->MEntry8),
+                            (double)time_width.tv_nsec);
+
   /* call viewer hooks for new time window */
   set_time_window(tab, &new_time_window);
 
@@ -3356,8 +3552,7 @@ on_MEntry1_value_changed               (GtkSpinButton *spinbutton,
 
   TimeWindow new_time_window = tab->time_window;
  
-  LttTime end_time = ltt_time_add(new_time_window.start_time,
-                                  new_time_window.time_width);
+  LttTime end_time = new_time_window.end_time;
 
   new_time_window.start_time.tv_sec = value;
 
@@ -3378,19 +3573,21 @@ on_MEntry1_value_changed               (GtkSpinButton *spinbutton,
       new_time_window.start_time.tv_nsec = time_span.end_time.tv_nsec-1;
   }
 
-  /* check if end time selected is below or equal */
   if(ltt_time_compare(new_time_window.start_time, end_time) >= 0) {
     /* Then, we must push back end time : keep the same time width
      * if possible, else end traceset time */
-    end_time = LTT_TIME_MIN(time_span.end_time,
-                                  ltt_time_add(new_time_window.start_time,
-                                               new_time_window.time_width)
-                                 );
+    end_time = LTT_TIME_MIN(ltt_time_add(new_time_window.start_time,
+                                         new_time_window.time_width),
+                            time_span.end_time);
   }
 
   /* Fix the time width to fit start time and end time */
   new_time_window.time_width = ltt_time_sub(end_time,
                                             new_time_window.start_time);
+  new_time_window.time_width_double =
+              ltt_time_to_double(new_time_window.time_width);
+
+  new_time_window.end_time = end_time;
 
   time_change_manager(tab, new_time_window);
 
@@ -3408,24 +3605,25 @@ on_MEntry2_value_changed               (GtkSpinButton *spinbutton,
 
   TimeWindow new_time_window = tab->time_window;
  
-  LttTime end_time = ltt_time_add(new_time_window.start_time,
-                                  new_time_window.time_width);
+  LttTime end_time = new_time_window.end_time;
 
   new_time_window.start_time.tv_nsec = value;
 
-  /* check if end time selected is below or equal */
   if(ltt_time_compare(new_time_window.start_time, end_time) >= 0) {
     /* Then, we must push back end time : keep the same time width
      * if possible, else end traceset time */
-    end_time = LTT_TIME_MIN(time_span.end_time,
-                                  ltt_time_add(new_time_window.start_time,
-                                               new_time_window.time_width)
-                                 );
+    end_time = LTT_TIME_MIN(ltt_time_add(new_time_window.start_time,
+                                         new_time_window.time_width),
+                            time_span.end_time);
   }
 
   /* Fix the time width to fit start time and end time */
   new_time_window.time_width = ltt_time_sub(end_time,
                                             new_time_window.start_time);
+  new_time_window.time_width_double =
+              ltt_time_to_double(new_time_window.time_width);
+
+  new_time_window.end_time = end_time;
 
   time_change_manager(tab, new_time_window);
 
@@ -3443,8 +3641,8 @@ on_MEntry3_value_changed               (GtkSpinButton *spinbutton,
 
   TimeWindow new_time_window = tab->time_window;
  
-  LttTime end_time = ltt_time_add(new_time_window.start_time,
-                                  new_time_window.time_width);
+  LttTime end_time = new_time_window.end_time;
+
   end_time.tv_sec = value;
 
   /* end nanoseconds */
@@ -3464,20 +3662,23 @@ on_MEntry3_value_changed               (GtkSpinButton *spinbutton,
       end_time.tv_nsec = time_span.end_time.tv_nsec;
   }
 
-  /* check if end time selected is below or equal */
   if(ltt_time_compare(new_time_window.start_time, end_time) >= 0) {
     /* Then, we must push front start time : keep the same time width
      * if possible, else end traceset time */
-    new_time_window.start_time = LTT_TIME_MAX(time_span.start_time,
-                                        ltt_time_sub(end_time,
-                                                     new_time_window.time_width)
-                                             );
+    new_time_window.start_time = LTT_TIME_MAX(
+                                  ltt_time_sub(end_time,
+                                               new_time_window.time_width),
+                                  time_span.start_time);
   }
 
   /* Fix the time width to fit start time and end time */
   new_time_window.time_width = ltt_time_sub(end_time,
                                             new_time_window.start_time);
+  new_time_window.time_width_double =
+              ltt_time_to_double(new_time_window.time_width);
 
+  new_time_window.end_time = end_time;
+  
   time_change_manager(tab, new_time_window);
 
 }
@@ -3494,28 +3695,165 @@ on_MEntry4_value_changed               (GtkSpinButton *spinbutton,
 
   TimeWindow new_time_window = tab->time_window;
  
-  LttTime end_time = ltt_time_add(new_time_window.start_time,
-                                  new_time_window.time_width);
+  LttTime end_time = new_time_window.end_time;
+
   end_time.tv_nsec = value;
 
-  /* check if end time selected is below or equal */
   if(ltt_time_compare(new_time_window.start_time, end_time) >= 0) {
     /* Then, we must push front start time : keep the same time width
      * if possible, else end traceset time */
-    new_time_window.start_time = LTT_TIME_MAX(time_span.start_time,
-                                        ltt_time_sub(end_time,
-                                                     new_time_window.time_width)
-                                             );
+    new_time_window.start_time = LTT_TIME_MAX(
+                                ltt_time_sub(end_time,
+                                             new_time_window.time_width),
+                                time_span.start_time);
   }
 
   /* Fix the time width to fit start time and end time */
   new_time_window.time_width = ltt_time_sub(end_time,
                                             new_time_window.start_time);
+  new_time_window.time_width_double =
+              ltt_time_to_double(new_time_window.time_width);
+  new_time_window.end_time = end_time;
 
   time_change_manager(tab, new_time_window);
 
 }
 
+/* value changed for time frame interval s
+ *
+ * Check time span : if ns is out of range, clip it the nearest good value.
+ */
+void
+on_MEntry7_value_changed               (GtkSpinButton *spinbutton,
+                                        gpointer user_data)
+{
+  Tab *tab =(Tab *)user_data;
+  LttvTracesetContext * tsc = 
+    LTTV_TRACESET_CONTEXT(tab->traceset_info->traceset_context);
+  TimeInterval time_span = tsc->time_span;
+  gint value = gtk_spin_button_get_value_as_int(spinbutton);
+  LttTime    current_time, time_delta;
+  TimeWindow new_time_window =  tab->time_window;
+  current_time = tab->current_time;
+  
+  time_delta = ltt_time_sub(time_span.end_time,time_span.start_time);
+  new_time_window.time_width.tv_sec = value;
+  new_time_window.time_width_double = 
+                 ltt_time_to_double(new_time_window.time_width);
+  if(ltt_time_compare(new_time_window.time_width,time_delta) > 0)
+  { /* Case where zoom out is bigger than trace length */
+    new_time_window.start_time = time_span.start_time;
+    new_time_window.time_width = time_delta;
+    new_time_window.time_width_double = ltt_time_to_double(time_delta);
+    new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                          new_time_window.time_width) ;
+  }
+  else
+  {
+    /* Center the image on the current time */
+    new_time_window.start_time = 
+      ltt_time_sub(current_time,
+          ltt_time_from_double(new_time_window.time_width_double/2.0));
+    new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                          new_time_window.time_width) ;
+    /* If on borders, don't fall off */
+    if(ltt_time_compare(new_time_window.start_time, time_span.start_time) <0
+     || ltt_time_compare(new_time_window.start_time, time_span.end_time) >0)
+    {
+      new_time_window.start_time = time_span.start_time;
+      new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                          new_time_window.time_width) ;
+    }
+    else 
+    {
+      if(ltt_time_compare(new_time_window.end_time,
+                          time_span.end_time) > 0
+       || ltt_time_compare(new_time_window.end_time,
+                          time_span.start_time) < 0)
+      {
+        new_time_window.start_time = 
+                ltt_time_sub(time_span.end_time, new_time_window.time_width);
+
+        new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                                new_time_window.time_width) ;
+      }
+    }
+    
+  }
+
+  if(ltt_time_compare(new_time_window.time_width, ltt_time_zero) == 0) {
+    g_warning("Zoom more than 1 ns impossible");
+  } else {
+   time_change_manager(tab, new_time_window);
+  }
+}
+
+void
+on_MEntry8_value_changed               (GtkSpinButton *spinbutton,
+                                        gpointer user_data)
+{
+  Tab *tab =(Tab *)user_data;
+  LttvTracesetContext * tsc = 
+    LTTV_TRACESET_CONTEXT(tab->traceset_info->traceset_context);
+  TimeInterval time_span = tsc->time_span;
+  gint value = gtk_spin_button_get_value_as_int(spinbutton);
+  LttTime    current_time, time_delta;
+  TimeWindow new_time_window =  tab->time_window;
+  current_time = tab->current_time;
+  
+  time_delta = ltt_time_sub(time_span.end_time,time_span.start_time);
+  new_time_window.time_width.tv_nsec = value;
+  new_time_window.time_width_double = 
+                 ltt_time_to_double(new_time_window.time_width);
+  if(ltt_time_compare(new_time_window.time_width,time_delta) > 0)
+  { /* Case where zoom out is bigger than trace length */
+    new_time_window.start_time = time_span.start_time;
+    new_time_window.time_width = time_delta;
+    new_time_window.time_width_double = ltt_time_to_double(time_delta);
+    new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                          new_time_window.time_width) ;
+  }
+  else
+  {
+    /* Center the image on the current time */
+    new_time_window.start_time = 
+      ltt_time_sub(current_time,
+          ltt_time_from_double(new_time_window.time_width_double/2.0));
+    new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                          new_time_window.time_width) ;
+    /* If on borders, don't fall off */
+    if(ltt_time_compare(new_time_window.start_time, time_span.start_time) <0
+     || ltt_time_compare(new_time_window.start_time, time_span.end_time) >0)
+    {
+      new_time_window.start_time = time_span.start_time;
+      new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                          new_time_window.time_width) ;
+    }
+    else 
+    {
+      if(ltt_time_compare(new_time_window.end_time,
+                          time_span.end_time) > 0
+       || ltt_time_compare(new_time_window.end_time,
+                          time_span.start_time) < 0)
+      {
+        new_time_window.start_time = 
+                ltt_time_sub(time_span.end_time, new_time_window.time_width);
+
+        new_time_window.end_time = ltt_time_add(new_time_window.start_time,
+                                                new_time_window.time_width) ;
+      }
+    }
+    
+  }
+
+  if(ltt_time_compare(new_time_window.time_width, ltt_time_zero) == 0) {
+    g_warning("Zoom more than 1 ns impossible");
+  } else {
+   time_change_manager(tab, new_time_window);
+  }
+}
+
+
 
 void current_time_change_manager       (Tab *tab,
                                         LttTime new_current_time)
@@ -3567,6 +3905,24 @@ void current_time_change_manager       (Tab *tab,
   tab->current_time_manager_lock = FALSE;
 }
 
+void current_position_change_manager(Tab *tab,
+                                     LttvTracesetContextPosition *pos)
+{
+  LttvTracesetContext *tsc =
+    LTTV_TRACESET_CONTEXT(tab->traceset_info->traceset_context);
+  TimeInterval time_span = tsc->time_span;
+
+  g_assert(lttv_process_traceset_seek_position(tsc, pos) == 0);
+  LttTime new_time = lttv_traceset_context_position_get_time(pos);
+  /* Put the context in a state coherent position */
+  lttv_state_traceset_seek_time_closest((LttvTracesetState*)tsc, ltt_time_zero);
+  
+  current_time_change_manager(tab, new_time);
+  
+  set_current_position(tab, pos);
+}
+
+
 void
 on_MEntry5_value_changed               (GtkSpinButton *spinbutton,
                                         gpointer user_data)
@@ -3626,7 +3982,7 @@ void scroll_value_changed_cb(GtkWidget *scrollbar,
     LTTV_TRACESET_CONTEXT(tab->traceset_info->traceset_context);
   TimeInterval time_span = tsc->time_span;
 
-  time = ltt_time_add(ltt_time_from_double(value/NANOSECONDS_PER_SECOND),
+  time = ltt_time_add(ltt_time_from_double(value),
                       time_span.start_time);
 
   new_time_window.start_time = time;
@@ -3634,7 +3990,13 @@ void scroll_value_changed_cb(GtkWidget *scrollbar,
   page_size = adjust->page_size;
 
   new_time_window.time_width = 
-    ltt_time_from_double(page_size/NANOSECONDS_PER_SECOND);
+    ltt_time_from_double(page_size);
+
+  new_time_window.time_width_double =
+              page_size;
+
+  new_time_window.end_time = ltt_time_add(new_time_window.start_time, 
+                                          new_time_window.time_width);
 
 
   time_change_manager(tab, new_time_window);
@@ -3649,7 +4011,7 @@ void scroll_value_changed_cb(GtkWidget *scrollbar,
   //time = ltt_time_sub(time_span->end_time, time_span->start_time);
   //time = ltt_time_mul(time, (float)ratio);
   //time = ltt_time_add(time_span->start_time, time);
-  time = ltt_time_add(ltt_time_from_double(value/NANOSECONDS_PER_SECOND),
+  time = ltt_time_add(ltt_time_from_double(value),
                       time_span.start_time);
 
   time_window.start_time = time;
@@ -3657,7 +4019,7 @@ void scroll_value_changed_cb(GtkWidget *scrollbar,
   page_size = adjust->page_size;
 
   time_window.time_width = 
-    ltt_time_from_double(page_size/NANOSECONDS_PER_SECOND);
+    ltt_time_from_double(page_size);
   //time = ltt_time_sub(time_span.end_time, time);
   //if(ltt_time_compare(time,time_window.time_width) < 0){
   //  time_window.time_width = time;
@@ -3669,243 +4031,17 @@ void scroll_value_changed_cb(GtkWidget *scrollbar,
 }
 
 
-/* callback function to check or uncheck the check box (filter)
- */
-
-void checkbox_changed(GtkTreeView *treeview,
-                     GtkTreePath *arg1,
-                     GtkTreeViewColumn *arg2,
-                     gpointer user_data)
-{
-  GtkTreeStore * store = (GtkTreeStore *)gtk_tree_view_get_model (treeview);
-  GtkTreeIter iter;
-  gboolean value;
-
-  if (gtk_tree_model_get_iter ((GtkTreeModel *)store, &iter, arg1)){
-    gtk_tree_model_get ((GtkTreeModel *)store, &iter, CHECKBOX_COLUMN, &value, -1);
-    value = value? FALSE : TRUE;
-    gtk_tree_store_set (GTK_TREE_STORE (store), &iter, CHECKBOX_COLUMN, value, -1);    
-  }  
-  
-}
-
-
-/* According to user's selection, update selector(filter)
- */
-
-void update_filter(LttvTracesetSelector *s,  GtkTreeStore *store )
-{
-  GtkTreeIter iter, child_iter, child_iter1, child_iter2;
-  int i, j, k, nb_eventtype;
-  LttvTraceSelector     * trace;
-  LttvTracefileSelector * tracefile;
-  LttvEventtypeSelector * eventtype;
-  gboolean value, value1, value2;
-
-  if(gtk_tree_model_get_iter_first((GtkTreeModel*)store, &iter)){
-    i = 0;
-    do{
-      trace = lttv_traceset_selector_trace_get(s, i);
-      nb_eventtype = lttv_trace_selector_eventtype_number(trace);
-      gtk_tree_model_get ((GtkTreeModel*)store, &iter, CHECKBOX_COLUMN, &value,-1);
-      if(value){
-       j = 0;
-       if(gtk_tree_model_iter_children ((GtkTreeModel*)store, &child_iter, &iter)){
-         do{
-           if(j<1){//eventtype selector for trace
-             gtk_tree_model_get ((GtkTreeModel*)store, &child_iter, CHECKBOX_COLUMN, &value2,-1);
-             if(value2){
-               k=0;
-               if(gtk_tree_model_iter_children ((GtkTreeModel*)store, &child_iter1, &child_iter)){
-                 do{
-                   eventtype = lttv_trace_selector_eventtype_get(trace,k);
-                   gtk_tree_model_get ((GtkTreeModel*)store, &child_iter1, CHECKBOX_COLUMN, &value2,-1);
-                   lttv_eventtype_selector_set_selected(eventtype,value2);
-                   k++;
-                 }while(gtk_tree_model_iter_next((GtkTreeModel*)store, &child_iter1));
-               }
-             }
-           }else{ //tracefile selector
-             tracefile = lttv_trace_selector_tracefile_get(trace, j - 1);
-             gtk_tree_model_get ((GtkTreeModel*)store, &child_iter, CHECKBOX_COLUMN, &value1,-1);
-             lttv_tracefile_selector_set_selected(tracefile,value1);
-             if(value1){
-               gtk_tree_model_iter_children((GtkTreeModel*)store, &child_iter1, &child_iter); //eventtype selector
-               gtk_tree_model_get ((GtkTreeModel*)store, &child_iter1, CHECKBOX_COLUMN, &value2,-1);
-               if(value2){
-                 k = 0;
-                 if(gtk_tree_model_iter_children ((GtkTreeModel*)store, &child_iter2, &child_iter1)){
-                   do{//eventtype selector for tracefile
-                     eventtype = lttv_tracefile_selector_eventtype_get(tracefile,k);
-                     gtk_tree_model_get ((GtkTreeModel*)store, &child_iter2, CHECKBOX_COLUMN, &value2,-1);
-                     lttv_eventtype_selector_set_selected(eventtype,value2);
-                     k++;
-                   }while(gtk_tree_model_iter_next((GtkTreeModel*)store, &child_iter2));
-                 }
-               }
-             }
-           }
-           j++;
-         }while(gtk_tree_model_iter_next((GtkTreeModel*)store, &child_iter));
-       }
-      }
-      lttv_trace_selector_set_selected(trace,value);
-      i++;
-    }while(gtk_tree_model_iter_next((GtkTreeModel*)store, &iter));
-  }
-}
-
-
 /* Display a dialogue showing all eventtypes and traces, let user to select the interested
  * eventtypes, tracefiles and traces (filter)
  */
 
-gboolean get_filter_selection(LttvTracesetSelector *s,char *title, char * column_title)
-{
-  GtkWidget         * dialogue;
-  GtkTreeStore      * store;
-  GtkWidget         * tree;
-  GtkWidget         * scroll_win;
-  GtkCellRenderer   * renderer;
-  GtkTreeViewColumn * column;
-  GtkTreeIter         iter, child_iter, child_iter1, child_iter2;
-  int i, j, k, id, nb_trace, nb_tracefile, nb_eventtype;
-  LttvTraceSelector     * trace;
-  LttvTracefileSelector * tracefile;
-  LttvEventtypeSelector * eventtype;
-  char * name;
-  gboolean checked;
-
-  dialogue = gtk_dialog_new_with_buttons(title,
-                                        NULL,
-                                        GTK_DIALOG_MODAL,
-                                        GTK_STOCK_OK,GTK_RESPONSE_ACCEPT,
-                                        GTK_STOCK_CANCEL,GTK_RESPONSE_REJECT,
-                                        NULL); 
-  gtk_window_set_default_size((GtkWindow*)dialogue, 300, 500);
-
-  store = gtk_tree_store_new (TOTAL_COLUMNS, G_TYPE_BOOLEAN, G_TYPE_STRING);
-  tree  = gtk_tree_view_new_with_model (GTK_TREE_MODEL (store));
-  g_object_unref (G_OBJECT (store));
-  g_signal_connect (G_OBJECT (tree), "row-activated",
-                   G_CALLBACK (checkbox_changed),
-                   NULL);  
-
-
-  renderer = gtk_cell_renderer_toggle_new ();
-  gtk_cell_renderer_toggle_set_radio((GtkCellRendererToggle *)renderer, FALSE);
-
-  g_object_set (G_OBJECT (renderer),"activatable", TRUE, NULL);
-
-  column   = gtk_tree_view_column_new_with_attributes ("Checkbox",
-                                                      renderer,
-                                                      "active", CHECKBOX_COLUMN,
-                                                      NULL);
-  gtk_tree_view_column_set_alignment (column, 0.5);
-  gtk_tree_view_column_set_fixed_width (column, 20);
-  gtk_tree_view_append_column (GTK_TREE_VIEW (tree), column);
-
-  renderer = gtk_cell_renderer_text_new ();
-  column   = gtk_tree_view_column_new_with_attributes (column_title,
-                                                      renderer,
-                                                      "text", NAME_COLUMN,
-                                                      NULL);
-  gtk_tree_view_column_set_alignment (column, 0.0);
-  gtk_tree_view_append_column (GTK_TREE_VIEW (tree), column);
-  gtk_tree_view_set_headers_visible(GTK_TREE_VIEW (tree), FALSE);
-
-  scroll_win = gtk_scrolled_window_new (NULL, NULL);
-  gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll_win), 
-                                GTK_POLICY_AUTOMATIC,GTK_POLICY_AUTOMATIC);
-  gtk_container_add (GTK_CONTAINER (scroll_win), tree);
-
-  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialogue)->vbox), scroll_win,TRUE, TRUE,0);
-
-  gtk_widget_show(scroll_win);
-  gtk_widget_show(tree);
-  
-  nb_trace = lttv_traceset_selector_trace_number(s);
-  for(i=0;i<nb_trace;i++){
-    trace = lttv_traceset_selector_trace_get(s, i);
-    name  = lttv_trace_selector_get_name(trace);    
-    gtk_tree_store_append (store, &iter, NULL);
-    checked = lttv_trace_selector_get_selected(trace);
-    gtk_tree_store_set (store, &iter, 
-                       CHECKBOX_COLUMN,checked,
-                       NAME_COLUMN,name,
-                       -1);
-
-    gtk_tree_store_append (store, &child_iter, &iter);      
-    gtk_tree_store_set (store, &child_iter, 
-                       CHECKBOX_COLUMN, checked,
-                       NAME_COLUMN,"eventtype",
-                       -1);
-    
-    nb_eventtype = lttv_trace_selector_eventtype_number(trace);
-    for(j=0;j<nb_eventtype;j++){
-      eventtype = lttv_trace_selector_eventtype_get(trace,j);
-      name      = lttv_eventtype_selector_get_name(eventtype);    
-      checked   = lttv_eventtype_selector_get_selected(eventtype);
-      gtk_tree_store_append (store, &child_iter1, &child_iter);      
-      gtk_tree_store_set (store, &child_iter1, 
-                         CHECKBOX_COLUMN, checked,
-                         NAME_COLUMN,name,
-                         -1);
-    }
-
-    nb_tracefile = lttv_trace_selector_tracefile_number(trace);
-    for(j=0;j<nb_tracefile;j++){
-      tracefile = lttv_trace_selector_tracefile_get(trace, j);
-      name      = lttv_tracefile_selector_get_name(tracefile);    
-      gtk_tree_store_append (store, &child_iter, &iter);
-      checked = lttv_tracefile_selector_get_selected(tracefile);
-      gtk_tree_store_set (store, &child_iter, 
-                         CHECKBOX_COLUMN, checked,
-                         NAME_COLUMN,name,
-                         -1);
-
-      gtk_tree_store_append (store, &child_iter1, &child_iter);      
-      gtk_tree_store_set (store, &child_iter1, 
-                         CHECKBOX_COLUMN, checked,
-                         NAME_COLUMN,"eventtype",
-                         -1);
-    
-      for(k=0;k<nb_eventtype;k++){
-       eventtype = lttv_tracefile_selector_eventtype_get(tracefile,k);
-       name      = lttv_eventtype_selector_get_name(eventtype);    
-       checked   = lttv_eventtype_selector_get_selected(eventtype);
-       gtk_tree_store_append (store, &child_iter2, &child_iter1);      
-       gtk_tree_store_set (store, &child_iter2, 
-                           CHECKBOX_COLUMN, checked,
-                           NAME_COLUMN,name,
-                           -1);
-      }
-    }
-  }
-
-  id = gtk_dialog_run(GTK_DIALOG(dialogue));
-  switch(id){
-    case GTK_RESPONSE_ACCEPT:
-    case GTK_RESPONSE_OK:
-      update_filter(s, store);
-      gtk_widget_destroy(dialogue);
-      return TRUE;
-    case GTK_RESPONSE_REJECT:
-    case GTK_RESPONSE_CANCEL:
-    default:
-      gtk_widget_destroy(dialogue);
-      break;
-  }
-  return FALSE;
-}
-
-
 /* Select a trace which will be removed from traceset
  */
 
-char * get_remove_trace(char ** all_trace_name, int nb_trace)
+char * get_remove_trace(MainWindow *mw_data, 
+    char ** all_trace_name, int nb_trace)
 {
-  return get_selection(all_trace_name, nb_trace, 
+  return get_selection(mw_data, all_trace_name, nb_trace, 
                       "Select a trace", "Trace pathname");
 }
 
@@ -3913,9 +4049,10 @@ char * get_remove_trace(char ** all_trace_name, int nb_trace)
 /* Select a module which will be loaded
  */
 
-char * get_load_module(char ** load_module_name, int nb_module)
+char * get_load_module(MainWindow *mw_data, 
+    char ** load_module_name, int nb_module)
 {
-  return get_selection(load_module_name, nb_module, 
+  return get_selection(mw_data, load_module_name, nb_module, 
                       "Select a module to load", "Module name");
 }
 
@@ -3925,9 +4062,10 @@ char * get_load_module(char ** load_module_name, int nb_module)
 /* Select a module which will be unloaded
  */
 
-char * get_unload_module(char ** loaded_module_name, int nb_module)
+char * get_unload_module(MainWindow *mw_data,
+    char ** loaded_module_name, int nb_module)
 {
-  return get_selection(loaded_module_name, nb_module, 
+  return get_selection(mw_data, loaded_module_name, nb_module, 
                       "Select a module to unload", "Module name");
 }
 
@@ -3936,8 +4074,9 @@ char * get_unload_module(char ** loaded_module_name, int nb_module)
  * select one of them
  */
 
-char * get_selection(char ** loaded_module_name, int nb_module,
-                    char *title, char * column_title)
+char * get_selection(MainWindow *mw_data,
+    char ** loaded_module_name, int nb_module,
+         char *title, char * column_title)
 {
   GtkWidget         * dialogue;
   GtkWidget         * scroll_win;
@@ -3957,6 +4096,8 @@ char * get_selection(char ** loaded_module_name, int nb_module,
                                         GTK_STOCK_CANCEL,GTK_RESPONSE_REJECT,
                                         NULL); 
   gtk_window_set_default_size((GtkWindow*)dialogue, 500, 200);
+  gtk_window_set_transient_for(GTK_WINDOW(dialogue), 
+      GTK_WINDOW(mw_data->mwindow));
 
   scroll_win = gtk_scrolled_window_new (NULL, NULL);
   gtk_widget_show ( scroll_win);
@@ -3990,10 +4131,11 @@ char * get_selection(char ** loaded_module_name, int nb_module,
   }
 
   id = gtk_dialog_run(GTK_DIALOG(dialogue));
+  GtkTreeModel **store_model = (GtkTreeModel**)&store;
   switch(id){
     case GTK_RESPONSE_ACCEPT:
     case GTK_RESPONSE_OK:
-      if (gtk_tree_selection_get_selected (select, (GtkTreeModel**)&store, &iter)){
+      if (gtk_tree_selection_get_selected (select, store_model, &iter)){
          gtk_tree_model_get ((GtkTreeModel*)store, &iter, MODULE_COLUMN, &unload_module_name, -1);
       }
     case GTK_RESPONSE_REJECT:
@@ -4014,7 +4156,7 @@ char * get_selection(char ** loaded_module_name, int nb_module,
 
 void add_all_menu_toolbar_constructors(MainWindow * mw, gpointer user_data)
 {
-  int i;
+  guint i;
   GdkPixbuf *pixbuf;
   lttvwindow_viewer_constructor constructor;
   LttvMenus * global_menu, * instance_menu;
@@ -4115,7 +4257,7 @@ void add_all_menu_toolbar_constructors(MainWindow * mw, gpointer user_data)
 /* Create a main window
  */
 
-void construct_main_window(MainWindow * parent)
+MainWindow *construct_main_window(MainWindow * parent)
 {
   g_debug("construct_main_window()");
   GtkWidget  * new_window; /* New generated main window */
@@ -4154,8 +4296,10 @@ void construct_main_window(MainWindow * parent)
   //create a default tab
   notebook = (GtkNotebook *)lookup_widget(new_m_window->mwindow, "MNotebook");
   if(notebook == NULL){
-    g_printf("Notebook does not exist\n");
-    return;
+    g_info("Notebook does not exist\n");
+    /* FIXME : destroy partially created widgets */
+    g_free(new_m_window);
+    return NULL;
   }
   //gtk_notebook_popup_enable (GTK_NOTEBOOK(notebook));
   //for now there is no name field in LttvTraceset structure
@@ -4169,22 +4313,78 @@ void construct_main_window(MainWindow * parent)
     if(!page) {
       parent_tab = NULL;
     } else {
-      parent_tab = (Tab *)g_object_get_data(G_OBJECT(page), "Tab_Info");
+      LttvPluginTab *ptab;
+      ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+      parent_tab = ptab->tab;
     }
-    new_tab = create_tab(new_m_window, parent_tab, notebook, "Traceset");
+    LttvPluginTab *ptab = g_object_new(LTTV_TYPE_PLUGIN_TAB, NULL);
+    init_tab(ptab->tab,
+                   new_m_window, parent_tab, notebook, "Traceset");
+    ptab->parent.top_widget = ptab->tab->top_widget;
+    g_object_set_data_full(
+           G_OBJECT(ptab->tab->vbox),
+           "Tab_Plugin",
+           ptab,
+          (GDestroyNotify)tab_destructor);
+    new_tab = ptab->tab;
   } else {
-    new_tab = create_tab(new_m_window, NULL, notebook, "Traceset");
-    /* First window, use command line trace */
-    if(g_init_trace != NULL){
-      lttvwindow_add_trace(new_tab,
-                           g_init_trace);
+    LttvPluginTab *ptab = g_object_new(LTTV_TYPE_PLUGIN_TAB, NULL);
+    init_tab(ptab->tab, new_m_window, NULL, notebook, "Traceset");
+    ptab->parent.top_widget = ptab->tab->top_widget;
+    g_object_set_data_full(
+           G_OBJECT(ptab->tab->vbox),
+           "Tab_Plugin",
+           ptab,
+          (GDestroyNotify)tab_destructor);
+    new_tab = ptab->tab;
+  }
+
+  /* Insert default viewers */
+  {
+    LttvAttributeType type;
+    LttvAttributeName name;
+    LttvAttributeValue value;
+    LttvAttribute *attribute;
+    
+    LttvIAttribute *attributes_global = 
+       LTTV_IATTRIBUTE(lttv_global_attributes());
+
+    g_assert(attribute = 
+      LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(
+                                LTTV_IATTRIBUTE(attributes_global),
+                                LTTV_VIEWER_CONSTRUCTORS)));
+
+    name = g_quark_from_string("guievents");
+    type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute),
+                                       name, &value);
+    if(type == LTTV_POINTER) {
+      lttvwindow_viewer_constructor viewer_constructor = 
+                (lttvwindow_viewer_constructor)*value.v_pointer;
+      insert_viewer(new_window, viewer_constructor);
+    }
+
+    name = g_quark_from_string("guicontrolflow");
+    type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute),
+                                       name, &value);
+    if(type == LTTV_POINTER) {
+      lttvwindow_viewer_constructor viewer_constructor = 
+                (lttvwindow_viewer_constructor)*value.v_pointer;
+      insert_viewer(new_window, viewer_constructor);
+    }
 
+    name = g_quark_from_string("guistatistics");
+    type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute),
+                                       name, &value);
+    if(type == LTTV_POINTER) {
+      lttvwindow_viewer_constructor viewer_constructor = 
+                (lttvwindow_viewer_constructor)*value.v_pointer;
+      insert_viewer(new_window, viewer_constructor);
     }
-    LttvTraceset *traceset = new_tab->traceset_info->traceset;
-    SetTraceset(new_tab, traceset);
   }
 
-  g_printf("There are now : %d windows\n",g_slist_length(g_main_window_list));
+  g_info("There are now : %d windows\n",g_slist_length(g_main_window_list));
+
+  return new_m_window;
 }
 
 
@@ -4192,59 +4392,63 @@ void construct_main_window(MainWindow * parent)
  * destroy the tab
  */
 
-void tab_destructor(Tab * tab_instance)
+void tab_destructor(LttvPluginTab * ptab)
 {
   int i, nb, ref_count;
   LttvTrace * trace;
+  Tab *tab = ptab->tab;
 
-  if(tab_instance->attributes)
-    g_object_unref(tab_instance->attributes);
+  gtk_object_destroy(GTK_OBJECT(tab->tooltips));
+  
+  if(tab->attributes)
+    g_object_unref(tab->attributes);
 
-  if(tab_instance->interrupted_state)
-    g_object_unref(tab_instance->interrupted_state);
+  if(tab->interrupted_state)
+    g_object_unref(tab->interrupted_state);
 
 
-  if(tab_instance->traceset_info->traceset_context != NULL){
+  if(tab->traceset_info->traceset_context != NULL){
     //remove state update hooks
     lttv_state_remove_event_hooks(
-         (LttvTracesetState*)tab_instance->traceset_info->
+         (LttvTracesetState*)tab->traceset_info->
                               traceset_context);
-    lttv_context_fini(LTTV_TRACESET_CONTEXT(tab_instance->traceset_info->
+    lttv_context_fini(LTTV_TRACESET_CONTEXT(tab->traceset_info->
                                            traceset_context));
-    g_object_unref(tab_instance->traceset_info->traceset_context);
+    g_object_unref(tab->traceset_info->traceset_context);
   }
-  if(tab_instance->traceset_info->traceset != NULL) {
-    nb = lttv_traceset_number(tab_instance->traceset_info->traceset);
+  if(tab->traceset_info->traceset != NULL) {
+    nb = lttv_traceset_number(tab->traceset_info->traceset);
     for(i = 0 ; i < nb ; i++) {
-      trace = lttv_traceset_get(tab_instance->traceset_info->traceset, i);
+      trace = lttv_traceset_get(tab->traceset_info->traceset, i);
       ref_count = lttv_trace_get_ref_number(trace);
       if(ref_count <= 1){
              ltt_trace_close(lttv_trace(trace));
       }
     }
-  }  
-  lttv_traceset_destroy(tab_instance->traceset_info->traceset);
+  }
+  lttv_traceset_destroy(tab->traceset_info->traceset);
   /* Remove the idle events requests processing function of the tab */
-  g_idle_remove_by_data(tab_instance);
+  g_idle_remove_by_data(tab);
 
-  g_slist_free(tab_instance->events_requests);
-  g_free(tab_instance->traceset_info);
-  g_free(tab_instance);
+  g_slist_free(tab->events_requests);
+  g_free(tab->traceset_info);
+  //g_free(tab);
+  g_object_unref(ptab);
 }
 
 
 /* Create a tab and insert it into the current main window
  */
 
-Tab* create_tab(MainWindow * mw, Tab *copy_tab, 
+void init_tab(Tab *tab, MainWindow * mw, Tab *copy_tab, 
                  GtkNotebook * notebook, char * label)
 {
   GList * list;
-  Tab * tab;
-  LttTime tmp_time;
+  //Tab * tab;
+  //LttvFilter *filter = NULL;
   
   //create a new tab data structure
-  tab = g_new(Tab,1);
+  //tab = g_new(Tab,1);
 
   //construct and initialize the traceset_info
   tab->traceset_info = g_new(TracesetInfo,1);
@@ -4252,10 +4456,15 @@ Tab* create_tab(MainWindow * mw, Tab *copy_tab,
   if(copy_tab) {
     tab->traceset_info->traceset = 
       lttv_traceset_copy(copy_tab->traceset_info->traceset);
+    
+    /* Copy the previous tab's filter */
+    /* We can clone the filter, as we copy the trace set also */
+    /* The filter must always be in sync with the trace set */
+    tab->filter = lttv_filter_clone(copy_tab->filter);
   } else {
     tab->traceset_info->traceset = lttv_traceset_new();
+    tab->filter = NULL;
   }
-
 #ifdef DEBUG
   lttv_attribute_write_xml(
       lttv_traceset_attribute(tab->traceset_info->traceset),
@@ -4309,35 +4518,86 @@ Tab* create_tab(MainWindow * mw, Tab *copy_tab,
   tab->interrupted_state = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
  
   tab->vbox = gtk_vbox_new(FALSE, 2);
+  tab->top_widget = tab->vbox;
+  //g_object_set_data_full(G_OBJECT(tab->top_widget), "filter",
+//               filter, (GDestroyNotify)lttv_filter_destroy);
+
+//  g_signal_connect (G_OBJECT(tab->top_widget),
+//                      "notify",
+//                      G_CALLBACK (on_top_notify),
+//                      (gpointer)tab);
+
   tab->viewer_container = gtk_vbox_new(TRUE, 2);
   tab->scrollbar = gtk_hscrollbar_new(NULL);
   //tab->multivpaned = gtk_multi_vpaned_new();
-  
   gtk_box_pack_start(GTK_BOX(tab->vbox),
                      tab->viewer_container,
                      TRUE, /* expand */
                      TRUE, /* Give the extra space to the child */
                      0);    /* No padding */
+  
+//  if(copy_tab) {
+//    tab->time_window = copy_tab->time_window;
+//    tab->current_time = copy_tab->current_time;
+//  }
 
   /* Create the timebar */
   {
     tab->MTimebar = gtk_hbox_new(FALSE, 2);
     gtk_widget_show(tab->MTimebar);
-
-    tab->MText1 = gtk_label_new("Time Frame  start: ");
-    gtk_widget_show(tab->MText1);
+    tab->tooltips = gtk_tooltips_new();
+
+    tab->MEventBox1a = gtk_event_box_new();
+    gtk_widget_show(tab->MEventBox1a);
+    gtk_tooltips_set_tip(tab->tooltips, tab->MEventBox1a, 
+        "Paste Start and End Times Here", "");
+    tab->MText1a = gtk_label_new("Time Frame ");
+    gtk_widget_show(tab->MText1a);
+    gtk_container_add(GTK_CONTAINER(tab->MEventBox1a), tab->MText1a);
+    tab->MEventBox1b = gtk_event_box_new();
+    gtk_widget_show(tab->MEventBox1b);
+    gtk_tooltips_set_tip(tab->tooltips, tab->MEventBox1b, 
+        "Paste Start Time Here", "");
+    tab->MText1b = gtk_label_new("start: ");
+    gtk_widget_show(tab->MText1b);
+    gtk_container_add(GTK_CONTAINER(tab->MEventBox1b), tab->MText1b);
     tab->MText2 = gtk_label_new("s");
     gtk_widget_show(tab->MText2);
     tab->MText3a = gtk_label_new("ns");
     gtk_widget_show(tab->MText3a);
+
+    tab->MEventBox3b = gtk_event_box_new();
+    gtk_widget_show(tab->MEventBox3b);
+    gtk_tooltips_set_tip(tab->tooltips, tab->MEventBox3b, 
+        "Paste End Time Here", "");
     tab->MText3b = gtk_label_new("end:");
     gtk_widget_show(tab->MText3b);
+    gtk_container_add(GTK_CONTAINER(tab->MEventBox3b), tab->MText3b);
     tab->MText4 = gtk_label_new("s");
     gtk_widget_show(tab->MText4);
     tab->MText5a = gtk_label_new("ns");
     gtk_widget_show(tab->MText5a);
+
+    tab->MEventBox8 = gtk_event_box_new();
+    gtk_widget_show(tab->MEventBox8);
+    gtk_tooltips_set_tip(tab->tooltips, tab->MEventBox8, 
+        "Paste Time Interval here", "");
+    tab->MText8 = gtk_label_new("Time Interval:");
+    gtk_widget_show(tab->MText8);
+    gtk_container_add(GTK_CONTAINER(tab->MEventBox8), tab->MText8);
+    tab->MText9 = gtk_label_new("s");
+    gtk_widget_show(tab->MText9);
+    tab->MText10 = gtk_label_new("ns");
+    gtk_widget_show(tab->MText10);
+
+    tab->MEventBox5b = gtk_event_box_new();
+    gtk_widget_show(tab->MEventBox5b);
+    gtk_tooltips_set_tip(tab->tooltips, tab->MEventBox5b, 
+        "Paste Current Time Here", "");
     tab->MText5b = gtk_label_new("Current Time:");
     gtk_widget_show(tab->MText5b);
+    gtk_container_add(GTK_CONTAINER(tab->MEventBox5b), tab->MText5b);
     tab->MText6 = gtk_label_new("s");
     gtk_widget_show(tab->MText6);
     tab->MText7 = gtk_label_new("ns");
@@ -4367,11 +4627,21 @@ Tab* create_tab(MainWindow * mw, Tab *copy_tab,
     gtk_spin_button_set_digits(GTK_SPIN_BUTTON(tab->MEntry6),0);
     gtk_spin_button_set_snap_to_ticks(GTK_SPIN_BUTTON(tab->MEntry6),TRUE);
     gtk_widget_show(tab->MEntry6);
-
+    tab->MEntry7 = gtk_spin_button_new_with_range(0.0, 1.0, 1.0);
+    gtk_spin_button_set_digits(GTK_SPIN_BUTTON(tab->MEntry7),0);
+    gtk_spin_button_set_snap_to_ticks(GTK_SPIN_BUTTON(tab->MEntry7),TRUE);
+    gtk_widget_show(tab->MEntry7);
+    tab->MEntry8 = gtk_spin_button_new_with_range(0.0, 1.0, 1.0);
+    gtk_spin_button_set_digits(GTK_SPIN_BUTTON(tab->MEntry8),0);
+    gtk_spin_button_set_snap_to_ticks(GTK_SPIN_BUTTON(tab->MEntry8),TRUE);
+    gtk_widget_show(tab->MEntry8);
     
     GtkWidget *temp_widget;
     
-    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MText1, FALSE, FALSE, 0);
+    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEventBox1a, FALSE,
+                         FALSE, 0);
+    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEventBox1b, FALSE,
+                         FALSE, 0);
     gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEntry1, FALSE, FALSE, 0);
     gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MText2, FALSE, FALSE, 0);
     gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEntry2, FALSE, FALSE, 0);
@@ -4379,19 +4649,73 @@ Tab* create_tab(MainWindow * mw, Tab *copy_tab,
     temp_widget = gtk_vseparator_new();
     gtk_widget_show(temp_widget);
     gtk_box_pack_start (GTK_BOX (tab->MTimebar), temp_widget, FALSE, FALSE, 0);
-    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MText3b, FALSE, FALSE, 0);
+    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEventBox3b, FALSE,
+                         FALSE, 0);
     gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEntry3, FALSE, FALSE, 0);
     gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MText4, FALSE, FALSE, 0);
     gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEntry4, FALSE, FALSE, 0);
     gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MText5a, FALSE, FALSE, 0);
+    temp_widget = gtk_vseparator_new();
+    gtk_widget_show(temp_widget);
+    gtk_box_pack_start (GTK_BOX (tab->MTimebar), temp_widget, FALSE, FALSE, 0);
+    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEventBox8, FALSE,
+                         FALSE, 0);
+    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEntry7, FALSE, FALSE, 0);
+    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MText9, FALSE, FALSE, 0);
+    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MEntry8, FALSE, FALSE, 0);
+    gtk_box_pack_start (GTK_BOX (tab->MTimebar), tab->MText10, FALSE, FALSE, 0);
+
     temp_widget = gtk_vseparator_new();
     gtk_widget_show(temp_widget);
     gtk_box_pack_end (GTK_BOX (tab->MTimebar), tab->MText7, FALSE, FALSE, 0);
     gtk_box_pack_end (GTK_BOX (tab->MTimebar), tab->MEntry6, FALSE, FALSE, 0);
     gtk_box_pack_end (GTK_BOX (tab->MTimebar), tab->MText6, FALSE, FALSE, 0);
     gtk_box_pack_end (GTK_BOX (tab->MTimebar), tab->MEntry5, FALSE, FALSE, 0);
-    gtk_box_pack_end (GTK_BOX (tab->MTimebar), tab->MText5b, FALSE, FALSE, 0);
+    gtk_box_pack_end (GTK_BOX (tab->MTimebar), tab->MEventBox5b, FALSE,
+                         FALSE, 0);
     gtk_box_pack_end (GTK_BOX (tab->MTimebar), temp_widget, FALSE, FALSE, 0);
+    
+
+    //GtkWidget *test = gtk_button_new_with_label("drop");
+    //gtk_button_set_relief(GTK_BUTTON(test), GTK_RELIEF_NONE);
+    //gtk_widget_show(test);
+    //gtk_box_pack_end(GTK_BOX (tab->MTimebar), test, FALSE, FALSE, 0);
+    //gtk_widget_add_events(tab->MText1, GDK_ALL_EVENTS_MASK);//GDK_BUTTON_PRESS_MASK);
+    /*GtkWidget *event_box = gtk_event_box_new();
+    gtk_widget_show(event_box);
+    gtk_tooltips_set_tip(tooltips, event_box, 
+        "Paste Current Time Here", "");
+    gtk_box_pack_end(GTK_BOX (tab->MTimebar), event_box, FALSE, FALSE, 0);
+    GtkWidget *test = gtk_label_new("drop");
+    gtk_container_add(GTK_CONTAINER(event_box), test);
+    gtk_widget_show(test);
+    g_signal_connect (G_OBJECT(event_box),
+                      "button-press-event",
+                      G_CALLBACK (on_MText1_paste),
+                      (gpointer)tab);
+*/
+
+    g_signal_connect (G_OBJECT(tab->MEventBox1a),
+                      "button-press-event",
+                      G_CALLBACK (on_MEventBox1a_paste),
+                      (gpointer)tab);
+
+    g_signal_connect (G_OBJECT(tab->MEventBox1b),
+                      "button-press-event",
+                      G_CALLBACK (on_MEventBox1b_paste),
+                      (gpointer)tab);
+    g_signal_connect (G_OBJECT(tab->MEventBox3b),
+                      "button-press-event",
+                      G_CALLBACK (on_MEventBox3b_paste),
+                      (gpointer)tab);
+    g_signal_connect (G_OBJECT(tab->MEventBox5b),
+                      "button-press-event",
+                      G_CALLBACK (on_MEventBox5b_paste),
+                      (gpointer)tab);
+    g_signal_connect (G_OBJECT(tab->MEventBox8),
+                      "button-press-event",
+                      G_CALLBACK (on_MEventBox8_paste),
+                      (gpointer)tab);
   }
 
   gtk_box_pack_end(GTK_BOX(tab->vbox),
@@ -4453,12 +4777,9 @@ Tab* create_tab(MainWindow * mw, Tab *copy_tab,
   /* Start with empty events requests list */
   tab->events_requests = NULL;
   tab->events_request_pending = FALSE;
+  tab->stop_foreground = FALSE;
+  
 
-  g_object_set_data_full(
-           G_OBJECT(tab->vbox),
-           "Tab_Info",
-                tab,
-                (GDestroyNotify)tab_destructor);
 
   g_signal_connect(G_OBJECT(tab->scrollbar), "value-changed",
       G_CALLBACK(scroll_value_changed_cb), tab);
@@ -4481,6 +4802,12 @@ Tab* create_tab(MainWindow * mw, Tab *copy_tab,
   g_signal_connect ((gpointer) tab->MEntry6, "value-changed",
                     G_CALLBACK (on_MEntry6_value_changed),
                     tab);
+  g_signal_connect ((gpointer) tab->MEntry7, "value-changed",
+                    G_CALLBACK (on_MEntry7_value_changed),
+                    tab);
+  g_signal_connect ((gpointer) tab->MEntry8, "value-changed",
+                    G_CALLBACK (on_MEntry8_value_changed),
+                    tab);
 
   //g_signal_connect(G_OBJECT(tab->scrollbar), "changed",
   //    G_CALLBACK(scroll_value_changed_cb), tab);
@@ -4495,7 +4822,24 @@ Tab* create_tab(MainWindow * mw, Tab *copy_tab,
   // always show : not if(g_list_length(list)>1)
   gtk_notebook_set_show_tabs(notebook, TRUE);
  
-  return tab;
+  if(copy_tab) {
+    lttvwindow_report_time_window(tab, copy_tab->time_window);
+    lttvwindow_report_current_time(tab, copy_tab->current_time);
+  } else {
+    TimeWindow time_window;
+
+    time_window.start_time = ltt_time_zero;
+    time_window.end_time = ltt_time_add(time_window.start_time,
+        lttvwindow_default_time_width);
+    time_window.time_width = lttvwindow_default_time_width;
+    time_window.time_width_double = ltt_time_to_double(time_window.time_width);
+
+    lttvwindow_report_time_window(tab, time_window);
+    lttvwindow_report_current_time(tab, ltt_time_zero);
+  }
+  LttvTraceset *traceset = tab->traceset_info->traceset;
+  SetTraceset(tab, traceset);
 }
 
 /*
@@ -4510,3 +4854,66 @@ gboolean execute_events_requests(Tab *tab)
   return ( lttvwindow_process_pending_requests(tab) );
 }
 
+
+__EXPORT void create_main_window_with_trace_list(GSList *traces)
+{
+  GSList *iter = NULL;
+
+  /* Create window */
+  MainWindow *mw = construct_main_window(NULL);
+  GtkWidget *widget = mw->mwindow;
+
+  GtkWidget * notebook = lookup_widget(widget, "MNotebook");
+  GtkWidget *page = gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook),
+                      gtk_notebook_get_current_page(GTK_NOTEBOOK(notebook)));
+  LttvPluginTab *ptab;
+  Tab *tab;
+  
+  if(!page) {
+    ptab = create_new_tab(widget, NULL);
+    tab = ptab->tab;
+  } else {
+    ptab = (LttvPluginTab *)g_object_get_data(G_OBJECT(page), "Tab_Plugin");
+    tab = ptab->tab;
+  }
+
+  for(iter=traces; iter!=NULL; iter=g_slist_next(iter)) {
+    gchar *path = (gchar*)iter->data;
+    /* Add trace */
+    gchar abs_path[PATH_MAX];
+    LttvTrace *trace_v;
+    LttTrace *trace;
+
+    get_absolute_pathname(path, abs_path);
+    trace_v = lttvwindowtraces_get_trace_by_name(abs_path);
+    if(trace_v == NULL) {
+      trace = ltt_trace_open(abs_path);
+      if(trace == NULL) {
+        g_warning("cannot open trace %s", abs_path);
+
+        GtkWidget *dialogue = 
+          gtk_message_dialog_new(
+            GTK_WINDOW(gtk_widget_get_toplevel(widget)),
+            GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
+            GTK_MESSAGE_ERROR,
+            GTK_BUTTONS_OK,
+            "Cannot open trace : maybe you should enter in the directory "
+            "to select it ?");
+        gtk_dialog_run(GTK_DIALOG(dialogue));
+        gtk_widget_destroy(dialogue);
+      } else {
+        trace_v = lttv_trace_new(trace);
+        lttvwindowtraces_add_trace(trace_v);
+        lttvwindow_add_trace(tab, trace_v);
+      }
+    } else {
+      lttvwindow_add_trace(tab, trace_v);
+    }
+  }
+  
+  LttvTraceset *traceset;
+
+  traceset = tab->traceset_info->traceset;
+  SetTraceset(tab, traceset);
+}
+
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