1 //*! \defgroup GuiEvents libGuiEvents: The GUI Events display plugin */
5 * \brief Graphical plugin for showing events.
7 * This plugin lists all the events contained in the current time interval
10 * This plugin adds a Events Viewer functionnality to Linux TraceToolkit
11 * GUI when this plugin is loaded. The init and destroy functions add the
12 * viewer's insertion menu item and toolbar icon by calling gtkTraceSet's
13 * API functions. Then, when a viewer's object is created, the constructor
14 * creates ans register through API functions what is needed to interact
15 * with the TraceSet window.
24 * Author : Karim Yaghmour
25 * Integrated to LTTng by Mathieu Desnoyers, June 2003
35 #include <lttv/module.h>
36 #include <lttv/hook.h>
37 #include <lttv/gtkTraceSet.h>
38 #include <lttv/processTrace.h>
39 #include <lttv/state.h>
41 #include <ltt/event.h>
43 #include <ltt/trace.h>
44 #include <ltt/facility.h>
48 #include "gtktreeprivate.h"
50 #include "icons/hGuiEventsInsert.xpm"
53 static LttvHooks
*before_event
;
55 /** Array containing instanced objects. Used when module is unloaded */
56 static GSList
*g_event_viewer_data_list
= NULL
;
58 typedef struct _RawTraceData
{
63 unsigned entry_length
;
64 char * event_description
;
68 #define RESERVE_BIG_SIZE 1000
69 #define RESERVE_SMALL_SIZE 100
70 #define RESERVE_SMALL_SIZE_SQUARE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE
71 #define RESERVE_SMALL_SIZE_CUBE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE_SQUARE
73 typedef enum _ScrollDirection
{
82 typedef struct _EventViewerData
{
85 TimeWindow time_window
;
87 LttvHooks
* before_event_hooks
;
89 gboolean append
; //prepend or append item
90 GQueue
* raw_trace_data_queue
; //buf to contain raw trace data
91 GQueue
* raw_trace_data_queue_tmp
; //tmp buf to contain raw data
92 unsigned current_event_index
;
93 double previous_value
; //value of the slide
94 TimeInterval time_span
;
95 unsigned start_event_index
; //the first event shown in the window
96 unsigned end_event_index
; //the last event shown in the window
97 unsigned size
; //maxi number of events loaded when instance the viewer
98 gboolean shown
; //indicate if event detail is shown or not
99 gboolean current_time_updated
;
102 //scroll window containing Tree View
103 GtkWidget
* scroll_win
;
105 /* Model containing list data */
106 GtkListStore
*store_m
;
109 /* Widget to display the data in a columned list */
111 GtkAdjustment
*vtree_adjust_c
;
113 /* Vertical scrollbar and it's adjustment */
114 GtkWidget
*vscroll_vc
;
115 GtkAdjustment
*vadjust_c
;
117 /* Selection handler */
118 GtkTreeSelection
*select_c
;
120 guint num_visible_events
;
121 guint first_event
, last_event
;
123 /* TEST DATA, TO BE READ FROM THE TRACE */
124 gint number_of_events
;
125 guint currently_selected_event
;
126 gboolean selected_event
;
130 /** hook functions for update time interval, current time ... */
131 gboolean
update_time_window(void * hook_data
, void * call_data
);
132 gboolean
update_current_time(void * hook_data
, void * call_data
);
133 gboolean
show_event_detail(void * hook_data
, void * call_data
);
134 gboolean
traceset_changed(void * hook_data
, void * call_data
);
135 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
);
136 void remove_all_items_from_queue(GQueue
* q
);
137 void add_context_hooks(EventViewerData
* event_viewer_data
,
138 LttvTracesetContext
* tsc
);
139 void remove_context_hooks(EventViewerData
* event_viewer_data
,
140 LttvTracesetContext
* tsc
);
142 //! Event Viewer's constructor hook
143 GtkWidget
*h_gui_events(MainWindow
*parent_window
, LttvTracesetSelector
* s
, char* key
);
144 //! Event Viewer's constructor
145 EventViewerData
*gui_events(MainWindow
*parent_window
, LttvTracesetSelector
*s
, char *key
);
146 //! Event Viewer's destructor
147 void gui_events_destructor(EventViewerData
*event_viewer_data
);
148 void gui_events_free(EventViewerData
*event_viewer_data
);
150 static int event_selected_hook(void *hook_data
, void *call_data
);
152 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
153 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
155 /* Prototype for selection handler callback */
156 static void tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
);
157 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
158 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
);
159 static void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
);
160 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
161 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
);
162 static void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
);
165 static void get_test_data(double time
, guint list_height
,
166 EventViewerData
*event_viewer_data
);
168 void add_test_data(EventViewerData
*event_viewer_data
);
170 static void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
);
172 static void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
173 LttTime end
, unsigned max_num_events
, unsigned * real_num_events
);
174 static gboolean
parse_event(void *hook_data
, void *call_data
);
176 static LttvModule
*main_win_module
;
179 * plugin's init function
181 * This function initializes the Event Viewer functionnality through the
184 G_MODULE_EXPORT
void init(LttvModule
*self
, int argc
, char *argv
[]) {
186 main_win_module
= lttv_module_require(self
, "mainwin", argc
, argv
);
188 if(main_win_module
== NULL
){
189 g_critical("Can't load Control Flow Viewer : missing mainwin\n");
193 /* Register the toolbar insert button */
194 toolbar_item_reg(hGuiEventsInsert_xpm
, "Insert Event Viewer", h_gui_events
);
196 /* Register the menu item insert entry */
197 menu_item_reg("/", "Insert Event Viewer", h_gui_events
);
201 void event_destroy_walk(gpointer data
, gpointer user_data
)
203 gui_events_destructor((EventViewerData
*)data
);
207 * plugin's destroy function
209 * This function releases the memory reserved by the module and unregisters
210 * everything that has been registered in the gtkTraceSet API.
212 G_MODULE_EXPORT
void destroy() {
215 EventViewerData
*event_viewer_data
;
217 if(g_event_viewer_data_list
){
218 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
219 g_slist_free(g_event_viewer_data_list
);
222 /* Unregister the toolbar insert button */
223 toolbar_item_unreg(h_gui_events
);
225 /* Unregister the menu item insert entry */
226 menu_item_unreg(h_gui_events
);
229 /* Enumeration of the columns */
243 * Event Viewer's constructor hook
245 * This constructor is given as a parameter to the menuitem and toolbar button
246 * registration. It creates the list.
247 * @param parent_window A pointer to the parent window.
248 * @return The widget created.
251 h_gui_events(MainWindow
* parent_window
, LttvTracesetSelector
* s
, char* key
)
253 EventViewerData
* event_viewer_data
= gui_events(parent_window
, s
, key
) ;
255 if(event_viewer_data
)
256 return event_viewer_data
->hbox_v
;
262 * Event Viewer's constructor
264 * This constructor is used to create EventViewerData data structure.
265 * @return The Event viewer data created.
268 gui_events(MainWindow
*parent_window
, LttvTracesetSelector
* s
,char* key
)
271 GtkTreeViewColumn
*column
;
272 GtkCellRenderer
*renderer
;
273 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
276 event_viewer_data
->mw
= parent_window
;
277 get_time_window(event_viewer_data
->mw
, &event_viewer_data
->time_window
);
278 get_current_time(event_viewer_data
->mw
, &event_viewer_data
->current_time
);
280 event_viewer_data
->before_event_hooks
= lttv_hooks_new();
281 lttv_hooks_add(event_viewer_data
->before_event_hooks
, parse_event
, event_viewer_data
);
283 event_viewer_data
->raw_trace_data_queue
= g_queue_new();
284 event_viewer_data
->raw_trace_data_queue_tmp
= g_queue_new();
286 reg_update_time_window(update_time_window
,event_viewer_data
, event_viewer_data
->mw
);
287 reg_update_current_time(update_current_time
,event_viewer_data
, event_viewer_data
->mw
);
288 reg_show_viewer(show_event_detail
,event_viewer_data
, event_viewer_data
->mw
);
289 reg_update_traceset(traceset_changed
,event_viewer_data
, event_viewer_data
->mw
);
291 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
292 gtk_widget_show ( event_viewer_data
->scroll_win
);
293 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
294 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
296 /* TEST DATA, TO BE READ FROM THE TRACE */
297 event_viewer_data
->currently_selected_event
= FALSE
;
298 event_viewer_data
->selected_event
= 0;
300 /* Create a model for storing the data list */
301 event_viewer_data
->store_m
= gtk_list_store_new (
302 N_COLUMNS
, /* Total number of columns */
303 G_TYPE_INT
, /* CPUID */
304 G_TYPE_STRING
, /* Event */
305 G_TYPE_UINT64
, /* Time */
306 G_TYPE_INT
, /* PID */
307 G_TYPE_INT
, /* Entry length */
308 G_TYPE_STRING
); /* Event's description */
310 /* Create the viewer widget for the columned list */
311 event_viewer_data
->tree_v
= gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
313 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
314 G_CALLBACK (tree_v_size_allocate_cb
),
316 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
317 G_CALLBACK (tree_v_size_request_cb
),
320 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
321 G_CALLBACK (tree_v_cursor_changed_cb
),
324 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
325 G_CALLBACK (tree_v_move_cursor_cb
),
328 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "grab-focus",
329 G_CALLBACK (tree_v_grab_focus
),
332 // Use on each column!
333 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v, GTK_TREE_VIEW_COLUMN_FIXED);
335 /* The view now holds a reference. We can get rid of our own
337 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
340 /* Create a column, associating the "text" attribute of the
341 * cell_renderer to the first column of the model */
342 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
343 renderer
= gtk_cell_renderer_text_new ();
344 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
346 "text", CPUID_COLUMN
,
348 gtk_tree_view_column_set_alignment (column
, 0.0);
349 gtk_tree_view_column_set_fixed_width (column
, 45);
350 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
352 renderer
= gtk_cell_renderer_text_new ();
353 column
= gtk_tree_view_column_new_with_attributes ("Event",
355 "text", EVENT_COLUMN
,
357 gtk_tree_view_column_set_alignment (column
, 0.0);
358 gtk_tree_view_column_set_fixed_width (column
, 120);
359 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
361 renderer
= gtk_cell_renderer_text_new ();
362 column
= gtk_tree_view_column_new_with_attributes ("Time",
366 gtk_tree_view_column_set_alignment (column
, 1.0);
367 gtk_tree_view_column_set_fixed_width (column
, 120);
368 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
370 renderer
= gtk_cell_renderer_text_new ();
371 column
= gtk_tree_view_column_new_with_attributes ("PID",
375 gtk_tree_view_column_set_alignment (column
, 1.0);
376 gtk_tree_view_column_set_fixed_width (column
, 45);
377 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
379 renderer
= gtk_cell_renderer_text_new ();
380 column
= gtk_tree_view_column_new_with_attributes ("Entry Length",
382 "text", ENTRY_LEN_COLUMN
,
384 gtk_tree_view_column_set_alignment (column
, 1.0);
385 gtk_tree_view_column_set_fixed_width (column
, 60);
386 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
388 renderer
= gtk_cell_renderer_text_new ();
389 column
= gtk_tree_view_column_new_with_attributes ("Event's Description",
391 "text", EVENT_DESCR_COLUMN
,
393 gtk_tree_view_column_set_alignment (column
, 0.0);
394 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
397 /* Setup the selection handler */
398 event_viewer_data
->select_c
= gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
399 gtk_tree_selection_set_mode (event_viewer_data
->select_c
, GTK_SELECTION_SINGLE
);
400 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
401 G_CALLBACK (tree_selection_changed_cb
),
404 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
), event_viewer_data
->tree_v
);
406 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
407 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
409 /* Create vertical scrollbar and pack it */
410 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
411 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
412 GTK_UPDATE_CONTINUOUS
);
413 // Changed by MD : more user friendly :)
414 //GTK_UPDATE_DISCONTINUOUS);
415 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
417 /* Get the vertical scrollbar's adjustment */
418 event_viewer_data
->vadjust_c
= gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
419 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
420 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
422 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
423 G_CALLBACK (v_scroll_cb
),
425 /* Set the upper bound to the last event number */
426 event_viewer_data
->previous_value
= 0;
427 event_viewer_data
->vadjust_c
->lower
= 0.0;
428 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
429 event_viewer_data
->vadjust_c
->value
= 0.0;
430 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
431 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
432 // event_viewer_data->vtree_adjust_c->upper;
433 event_viewer_data
->vadjust_c
->page_size
= 2.0;
434 // event_viewer_data->vtree_adjust_c->upper;
435 /* Raw event trace */
436 gtk_widget_show(event_viewer_data
->hbox_v
);
437 gtk_widget_show(event_viewer_data
->tree_v
);
438 gtk_widget_show(event_viewer_data
->vscroll_vc
);
440 /* Add the object's information to the module's array */
441 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
, event_viewer_data
);
443 event_viewer_data
->first_event
= -1 ;
444 event_viewer_data
->last_event
= 0 ;
446 event_viewer_data
->num_visible_events
= 1;
448 //get the life span of the traceset and set the upper of the scroll bar
449 get_traceset_time_span(event_viewer_data
->mw
, &event_viewer_data
->time_span
);
451 start
= ltt_time_sub(event_viewer_data
->time_span
.endTime
, event_viewer_data
->time_span
.startTime
);
452 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
454 event_viewer_data
->append
= TRUE
;
456 event_viewer_data
->start_event_index
= 0;
457 event_viewer_data
->end_event_index
= event_viewer_data
->num_visible_events
- 1;
459 /* Set the Selected Event */
460 // tree_v_set_cursor(event_viewer_data);
462 event_viewer_data
->shown
= FALSE
;
463 event_viewer_data
->current_time_updated
= FALSE
;
464 event_viewer_data
->size
= RESERVE_SMALL_SIZE
;
466 G_OBJECT(event_viewer_data
->hbox_v
),
468 &event_viewer_data
->size
);
471 G_OBJECT(event_viewer_data
->hbox_v
),
473 &event_viewer_data
->time_span
);
475 event_viewer_data
->filter_key
= g_strdup(key
);
477 G_OBJECT(event_viewer_data
->hbox_v
),
478 event_viewer_data
->filter_key
,
481 g_object_set_data_full(
482 G_OBJECT(event_viewer_data
->hbox_v
),
485 (GDestroyNotify
)gui_events_free
);
487 return event_viewer_data
;
490 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
494 if(event_viewer_data
->selected_event
&& event_viewer_data
->first_event
!= -1)
496 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
497 // event_viewer_data->currently_selected_event);
499 path
= gtk_tree_path_new_from_indices(
500 event_viewer_data
->currently_selected_event
-
501 event_viewer_data
->first_event
,
504 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
505 gtk_tree_path_free(path
);
509 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
514 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
515 indices
= gtk_tree_path_get_indices(path
);
519 event_viewer_data
->selected_event
= TRUE
;
520 event_viewer_data
->currently_selected_event
=
521 event_viewer_data
->first_event
+ indices
[0];
524 event_viewer_data
->selected_event
= FALSE
;
525 event_viewer_data
->currently_selected_event
= 0;
528 gtk_tree_path_free(path
);
534 void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
)
536 GtkTreePath
*path
; // = gtk_tree_path_new();
539 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
541 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
544 /* No prior cursor, put it at beginning of page and let the execution do */
545 path
= gtk_tree_path_new_from_indices(0, -1);
546 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
549 indices
= gtk_tree_path_get_indices(path
);
551 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
553 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
558 /* move one line down */
559 if(indices
[0] == event_viewer_data
->num_visible_events
- 1)
561 if(value
+ event_viewer_data
->num_visible_events
<=
562 event_viewer_data
->number_of_events
-1)
564 event_viewer_data
->currently_selected_event
+= 1;
565 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
566 //gtk_tree_path_free(path);
567 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
568 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
569 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
573 /* Move one line up */
578 event_viewer_data
->currently_selected_event
-= 1;
579 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
580 //gtk_tree_path_free(path);
581 //path = gtk_tree_path_new_from_indices(0, -1);
582 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
583 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
591 if(arg1
== GTK_MOVEMENT_PAGES
)
596 if(event_viewer_data
->num_visible_events
== 1)
598 /* move one page down */
599 if(value
+ event_viewer_data
->num_visible_events
-1 <=
600 event_viewer_data
->number_of_events
)
602 event_viewer_data
->currently_selected_event
+= event_viewer_data
->num_visible_events
-1;
603 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
604 // value+(event_viewer_data->num_visible_events-1));
605 //gtk_tree_path_free(path);
606 //path = gtk_tree_path_new_from_indices(0, -1);
607 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
608 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
611 /* Move one page up */
612 if(event_viewer_data
->num_visible_events
== 1)
615 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
617 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
619 event_viewer_data
->currently_selected_event
-= event_viewer_data
->num_visible_events
-1;
621 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
622 // value-(event_viewer_data->num_visible_events-1));
623 //gtk_tree_path_free(path);
624 //path = gtk_tree_path_new_from_indices(0, -1);
625 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
626 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
629 /* Go to first Event */
630 event_viewer_data
->currently_selected_event
== 0 ;
631 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
633 //gtk_tree_path_free(path);
634 //path = gtk_tree_path_new_from_indices(0, -1);
635 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
636 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
645 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
647 /* Move to the ends of the buffer */
650 /* move end of buffer */
651 event_viewer_data
->currently_selected_event
= event_viewer_data
->number_of_events
-1 ;
652 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
653 // event_viewer_data->number_of_events -
654 // event_viewer_data->num_visible_events);
655 //gtk_tree_path_free(path);
656 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
657 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
658 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
660 /* Move beginning of buffer */
661 event_viewer_data
->currently_selected_event
= 0 ;
662 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
663 //gtk_tree_path_free(path);
664 //path = gtk_tree_path_new_from_indices(0, -1);
665 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
666 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
672 gtk_tree_path_free(path
);
675 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
677 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
681 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
684 /* On cursor change, modify the currently selected event by calling
685 * the right API function */
686 tree_v_get_cursor(event_viewer_data
);
688 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
689 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
690 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
691 ltt_time
.tv_sec
= time
/ NANOSECONDS_PER_SECOND
;
692 ltt_time
.tv_nsec
= time
% NANOSECONDS_PER_SECOND
;
694 if(ltt_time
.tv_sec
!= event_viewer_data
->current_time
.tv_sec
||
695 ltt_time
.tv_nsec
!= event_viewer_data
->current_time
.tv_nsec
){
696 event_viewer_data
->current_time_updated
= TRUE
;
697 set_current_time(event_viewer_data
->mw
,<t_time
);
700 g_warning("Can not get iter\n");
706 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
708 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
709 GtkTreePath
*tree_path
;
711 get_test_data(adjustment
->value
, event_viewer_data
->num_visible_events
,
715 if(event_viewer_data
->currently_selected_event
716 >= event_viewer_data
->first_event
718 event_viewer_data
->currently_selected_event
719 <= event_viewer_data
->last_event
721 event_viewer_data
->selected_event
)
724 tree_path
= gtk_tree_path_new_from_indices(
725 event_viewer_data
->currently_selected_event
-
726 event_viewer_data
->first_event
,
729 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
731 gtk_tree_path_free(tree_path
);
737 gint
get_cell_height(GtkTreeView
*TreeView
)
740 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
741 GList
*Render_List
= gtk_tree_view_column_get_cell_renderers(column
);
742 GtkCellRenderer
*renderer
= g_list_first(Render_List
)->data
;
744 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
749 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
751 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
752 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
753 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
754 gdouble exact_num_visible
;
756 exact_num_visible
= ( alloc
->height
-
757 TREE_VIEW_HEADER_HEIGHT (GTK_TREE_VIEW(event_viewer_data
->tree_v
)) )
758 / (double)cell_height
;
760 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
763 event_viewer_data->vadjust_c->page_increment =
764 floor(exact_num_visible);
765 event_viewer_data->vadjust_c->page_size =
766 floor(exact_num_visible);
769 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
771 get_test_data(event_viewer_data
->vadjust_c
->value
,
772 event_viewer_data
->num_visible_events
,
779 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
782 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
783 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
785 h
= cell_height
+ TREE_VIEW_HEADER_HEIGHT
786 (GTK_TREE_VIEW(event_viewer_data
->tree_v
));
787 requisition
->height
= h
;
791 gboolean
show_event_detail(void * hook_data
, void * call_data
)
793 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
794 LttvTracesetContext
* tsc
= get_traceset_context(event_viewer_data
->mw
);
796 if(event_viewer_data
->shown
== FALSE
){
797 event_viewer_data
->shown
= TRUE
;
798 update_raw_data_array(event_viewer_data
,
799 event_viewer_data
->raw_trace_data_queue_tmp
->length
);
801 get_test_data(event_viewer_data
->vadjust_c
->value
,
802 event_viewer_data
->num_visible_events
,
805 remove_context_hooks(event_viewer_data
,tsc
);
811 void insert_data_into_model(EventViewerData
*event_viewer_data
, int start
, int end
)
815 RawTraceData
* raw_data
;
819 first
= event_viewer_data
->raw_trace_data_queue
->head
;
820 for(i
=start
; i
<end
; i
++){
821 if(i
>=event_viewer_data
->number_of_events
) break;
822 raw_data
= (RawTraceData
*)g_list_nth_data(first
, i
);
824 // Add a new row to the model
825 real_data
= raw_data
->time
.tv_sec
;
826 real_data
*= NANOSECONDS_PER_SECOND
;
827 real_data
+= raw_data
->time
.tv_nsec
;
828 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
829 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
830 CPUID_COLUMN
, raw_data
->cpu_id
,
831 EVENT_COLUMN
, raw_data
->event_name
,
832 TIME_COLUMN
, real_data
,
833 PID_COLUMN
, raw_data
->pid
,
834 ENTRY_LEN_COLUMN
, raw_data
->entry_length
,
835 EVENT_DESCR_COLUMN
, raw_data
->event_description
,
840 void get_test_data(double time_value
, guint list_height
,
841 EventViewerData
*event_viewer_data
)
845 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
846 GtkTreePath
*tree_path
;
847 RawTraceData
* raw_data
;
848 ScrollDirection direction
= SCROLL_NONE
;
851 double value
= event_viewer_data
->previous_value
- time_value
;
852 LttTime start
, end
, time
;
854 unsigned backward_num
, minNum
, maxNum
;
856 unsigned block_num
, event_num
;
857 unsigned size
= 1, count
= 0;
858 gboolean need_backward_again
, backward
;
861 GtkWidget
* widget
= gtk_widget_get_parent(event_viewer_data
->hbox_v
);
864 new = gdk_cursor_new(GDK_X_CURSOR
);
865 win
= gtk_widget_get_parent_window(widget
);
866 gdk_window_set_cursor(win
, new);
867 gdk_cursor_unref(new);
868 gdk_window_stick(win
);
869 gdk_window_unstick(win
);
873 // if(event_number > event_viewer_data->last_event ||
874 // event_number + list_height-1 < event_viewer_data->first_event ||
875 // event_viewer_data->first_event == -1)
877 /* no event can be reused, clear and start from nothing */
878 if(value
== -1.0) direction
= SCROLL_STEP_DOWN
;
879 else if(value
== 1.0 ) direction
= SCROLL_STEP_UP
;
880 else if(value
== -2.0) direction
= SCROLL_PAGE_DOWN
;
881 else if(value
== 2.0 ) direction
= SCROLL_PAGE_UP
;
882 else if(value
== 0.0 ) direction
= SCROLL_NONE
;
883 else direction
= SCROLL_JUMP
;
888 if(direction
== SCROLL_PAGE_UP
){
889 backward
= list_height
>event_viewer_data
->start_event_index
? TRUE
: FALSE
;
891 backward
= event_viewer_data
->start_event_index
== 0 ? TRUE
: FALSE
;
894 event_viewer_data
->append
= FALSE
;
896 if(direction
== SCROLL_PAGE_UP
){
897 minNum
= list_height
- event_viewer_data
->start_event_index
;
902 first
= event_viewer_data
->raw_trace_data_queue
->head
;
904 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
905 end
= raw_data
->time
;
907 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
909 if(event_num
> minNum
){
910 backward_num
= event_num
> RESERVE_SMALL_SIZE
911 ? event_num
- RESERVE_SMALL_SIZE
: 1;
912 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
913 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
914 ev
= ltt_tracefile_read(tf
);
915 start
= ltt_event_time(ev
);
916 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
919 ltt_event_position_set(raw_data
->ep
, block_num
-1, 1);
920 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
921 ev
= ltt_tracefile_read(tf
);
922 start
= ltt_event_time(ev
);
927 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
930 if(block_num
> count
){
931 ltt_event_position_set(raw_data
->ep
, block_num
-count
, 1);
932 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
933 ev
= ltt_tracefile_read(tf
);
934 start
= ltt_event_time(ev
);
939 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
942 event_viewer_data
->current_event_index
= event_viewer_data
->start_event_index
;
943 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
944 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
946 if(size
< minNum
&& (start
.tv_sec
!=0 || start
.tv_nsec
!=0))
947 need_backward_again
= TRUE
;
948 else need_backward_again
= FALSE
;
954 }while(need_backward_again
);
956 if(direction
== SCROLL_STEP_UP
)
957 event_number
= event_viewer_data
->start_event_index
- 1;
959 event_number
= event_viewer_data
->start_event_index
- list_height
;
961 case SCROLL_STEP_DOWN
:
962 if(event_viewer_data
->end_event_index
== event_viewer_data
->number_of_events
- 1){
963 event_viewer_data
->append
= TRUE
;
964 first
= event_viewer_data
->raw_trace_data_queue
->head
;
966 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
967 start
= raw_data
->time
;
969 end
.tv_sec
= G_MAXULONG
;
970 end
.tv_nsec
= G_MAXULONG
;
971 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
, &size
);
973 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
975 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
977 if(size
==0) event_number
= event_viewer_data
->start_event_index
;
978 else event_number
= event_viewer_data
->number_of_events
- size
- list_height
+ 1;
979 }else event_number
= event_viewer_data
->start_event_index
+ 1;
981 case SCROLL_PAGE_DOWN
:
982 i
= event_viewer_data
->number_of_events
- 1 - list_height
;
983 if((gint
)(event_viewer_data
->end_event_index
) >= i
){
984 int remain_events
= event_viewer_data
->number_of_events
- 1
985 - event_viewer_data
->end_event_index
;
986 event_viewer_data
->append
= TRUE
;
987 first
= event_viewer_data
->raw_trace_data_queue
->head
;
989 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
990 start
= raw_data
->time
;
992 end
.tv_sec
= G_MAXULONG
;
993 end
.tv_nsec
= G_MAXULONG
;
994 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
996 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
998 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1000 remain_events
+= size
;
1001 if(list_height
<= remain_events
)
1002 event_number
= event_viewer_data
->number_of_events
- remain_events
- 1;
1004 event_number
= event_viewer_data
->number_of_events
- 1 - list_height
;
1005 }else event_number
= event_viewer_data
->start_event_index
+ list_height
- 1;
1008 event_viewer_data
->append
= TRUE
;
1009 remove_all_items_from_queue(event_viewer_data
->raw_trace_data_queue
);
1010 end
.tv_sec
= G_MAXULONG
;
1011 end
.tv_nsec
= G_MAXULONG
;
1012 time
= ltt_time_from_double(time_value
/ NANOSECONDS_PER_SECOND
);
1013 start
= ltt_time_add(event_viewer_data
->time_span
.startTime
, time
);
1014 event_viewer_data
->previous_value
= time_value
;
1015 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
1016 if(size
< list_height
&& size
> 0){
1017 event_viewer_data
->append
= FALSE
;
1018 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1020 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
1021 end
= raw_data
->time
;
1023 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
1025 if(event_num
> list_height
- size
){
1026 backward_num
= event_num
> RESERVE_SMALL_SIZE
1027 ? event_num
- RESERVE_SMALL_SIZE
: 1;
1028 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
1029 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
1030 ev
= ltt_tracefile_read(tf
);
1031 start
= ltt_event_time(ev
);
1032 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
1033 event_viewer_data
->current_event_index
= 0;
1034 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
1035 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
1037 event_number
= event_viewer_data
->raw_trace_data_queue
->length
- list_height
;
1038 }else if(size
== 0){
1039 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
1041 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1048 event_number
= event_viewer_data
->current_event_index
;
1054 if(event_number
< 0) event_number
= 0;
1056 //update the value of the scroll bar
1057 if(direction
!= SCROLL_NONE
&& direction
!= SCROLL_JUMP
){
1058 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1060 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_number
);
1061 if(!raw_data
) raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
1062 time
= ltt_time_sub(raw_data
->time
, event_viewer_data
->time_span
.startTime
);
1063 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(time
) * NANOSECONDS_PER_SECOND
;
1064 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1065 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1070 event_viewer_data
->start_event_index
= event_number
;
1071 event_viewer_data
->end_event_index
= event_number
+ list_height
- 1;
1072 if(event_viewer_data
->end_event_index
> event_viewer_data
->number_of_events
- 1){
1073 event_viewer_data
->end_event_index
= event_viewer_data
->number_of_events
- 1;
1076 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1077 gtk_list_store_clear(event_viewer_data
->store_m
);
1079 // event_viewer_data->previous_value = 0;
1080 // event_viewer_data->vadjust_c->value = 0.0;
1081 // gtk_widget_hide(event_viewer_data->vscroll_vc);
1083 }else gtk_widget_show(event_viewer_data
->vscroll_vc
);
1085 insert_data_into_model(event_viewer_data
,event_number
, event_number
+list_height
);
1087 #ifdef DEBUG //do not use this, it's slower and broken
1089 /* Some events will be reused */
1090 if(event_number
< event_viewer_data
->first_event
)
1092 /* scrolling up, prepend events */
1093 tree_path
= gtk_tree_path_new_from_indices
1094 (event_number
+list_height
-1 -
1095 event_viewer_data
->first_event
+ 1,
1097 for(i
=0; i
<event_viewer_data
->last_event
-(event_number
+list_height
-1);
1100 /* Remove the last events from the list */
1101 if(gtk_tree_model_get_iter(model
, &iter
, tree_path
))
1102 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1105 for(i
=event_viewer_data
->first_event
-1; i
>=event_number
; i
--)
1107 if(i
>=event_viewer_data
->number_of_events
) break;
1108 /* Prepend new events */
1109 gtk_list_store_prepend (event_viewer_data
->store_m
, &iter
);
1110 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1112 EVENT_COLUMN
, "event irq",
1115 ENTRY_LEN_COLUMN
, 17,
1116 EVENT_DESCR_COLUMN
, "Detailed information",
1120 /* Scrolling down, append events */
1121 for(i
=event_viewer_data
->first_event
; i
<event_number
; i
++)
1123 /* Remove these events from the list */
1124 gtk_tree_model_get_iter_first(model
, &iter
);
1125 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1127 for(i
=event_viewer_data
->last_event
+1; i
<event_number
+list_height
; i
++)
1129 if(i
>=event_viewer_data
->number_of_events
) break;
1130 /* Append new events */
1131 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1132 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1134 EVENT_COLUMN
, "event irq",
1137 ENTRY_LEN_COLUMN
, 17,
1138 EVENT_DESCR_COLUMN
, "Detailed information",
1145 event_viewer_data
->first_event
= event_viewer_data
->start_event_index
;
1146 event_viewer_data
->last_event
= event_viewer_data
->end_event_index
;
1150 gdk_window_set_cursor(win
, NULL
);
1155 void add_test_data(EventViewerData
*event_viewer_data
)
1162 /* Add a new row to the model */
1163 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1164 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1166 EVENT_COLUMN
, "event irq",
1169 ENTRY_LEN_COLUMN
, 17,
1170 EVENT_DESCR_COLUMN
, "Detailed information",
1177 gui_events_free(EventViewerData
*event_viewer_data
)
1179 if(event_viewer_data
){
1180 lttv_hooks_remove(event_viewer_data
->before_event_hooks
,parse_event
);
1181 lttv_hooks_destroy(event_viewer_data
->before_event_hooks
);
1183 remove_all_items_from_queue (event_viewer_data
->raw_trace_data_queue
);
1184 g_queue_free(event_viewer_data
->raw_trace_data_queue
);
1185 g_queue_free(event_viewer_data
->raw_trace_data_queue_tmp
);
1187 unreg_update_time_window(update_time_window
,event_viewer_data
, event_viewer_data
->mw
);
1188 unreg_update_current_time(update_current_time
,event_viewer_data
, event_viewer_data
->mw
);
1189 unreg_show_viewer(show_event_detail
,event_viewer_data
, event_viewer_data
->mw
);
1190 unreg_update_traceset(traceset_changed
,event_viewer_data
, event_viewer_data
->mw
);
1192 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
, event_viewer_data
);
1193 g_free(event_viewer_data
);
1198 gui_events_destructor(EventViewerData
*event_viewer_data
)
1202 /* May already been done by GTK window closing */
1203 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1204 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1205 g_free(event_viewer_data
->filter_key
);
1206 event_viewer_data
= NULL
;
1209 /* Destroy the Tree View */
1210 //gtk_widget_destroy(event_viewer_data->tree_v);
1212 /* Clear raw event list */
1213 //gtk_list_store_clear(event_viewer_data->store_m);
1214 //gtk_widget_destroy(GTK_WIDGET(event_viewer_data->store_m));
1216 //gui_events_free(event_viewer_data);
1219 //FIXME : call hGuiEvents_Destructor for corresponding data upon widget destroy
1222 tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
)
1224 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1226 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1229 if (gtk_tree_selection_get_selected (selection
, &model
, &iter
))
1231 gtk_tree_model_get (model
, &iter
, EVENT_COLUMN
, &event
, -1);
1238 int event_selected_hook(void *hook_data
, void *call_data
)
1240 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1241 guint
*event_number
= (guint
*) call_data
;
1243 event_viewer_data
->currently_selected_event
= *event_number
;
1244 event_viewer_data
->selected_event
= TRUE
;
1246 tree_v_set_cursor(event_viewer_data
);
1250 /* If every module uses the filter, maybe these two
1251 * (add/remove_context_hooks functions) should be put in common place
1253 void add_context_hooks(EventViewerData
* event_viewer_data
,
1254 LttvTracesetContext
* tsc
)
1256 gint i
, j
, k
, m
,n
, nbi
, id
;
1257 gint nb_tracefile
, nb_control
, nb_per_cpu
, nb_facility
, nb_event
;
1259 LttvTraceContext
*tc
;
1260 LttvTracefileContext
*tfc
;
1261 LttvTracesetSelector
* ts_s
;
1262 LttvTraceSelector
* t_s
;
1263 LttvTracefileSelector
* tf_s
;
1267 LttvEventtypeSelector
* eventtype
;
1269 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1270 event_viewer_data
->filter_key
);
1272 //if there are hooks for traceset, add them here
1274 nbi
= lttv_traceset_number(tsc
->ts
);
1275 for(i
= 0 ; i
< nbi
; i
++) {
1276 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1277 selected
= lttv_trace_selector_get_selected(t_s
);
1278 if(!selected
) continue;
1279 tc
= tsc
->traces
[i
];
1281 //if there are hooks for trace, add them here
1283 nb_control
= ltt_trace_control_tracefile_number(trace
);
1284 nb_per_cpu
= ltt_trace_per_cpu_tracefile_number(trace
);
1285 nb_tracefile
= nb_control
+ nb_per_cpu
;
1287 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1288 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1289 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1290 if(!selected
) continue;
1293 tfc
= tc
->control_tracefiles
[j
];
1295 tfc
= tc
->per_cpu_tracefiles
[j
- nb_control
];
1297 //if there are hooks for tracefile, add them here
1298 // lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
1299 // event_viewer_data->before_event_hooks,NULL);
1301 nb_facility
= ltt_trace_facility_number(trace
);
1303 for(k
=0;k
<nb_facility
;k
++){
1304 fac
= ltt_trace_facility_get(trace
,k
);
1305 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1306 for(m
=0;m
<nb_event
;m
++){
1307 et
= ltt_facility_eventtype_get(fac
,m
);
1308 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1309 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1311 id
= (gint
) ltt_eventtype_id(et
);
1312 lttv_tracefile_context_add_hooks_by_id(tfc
,id
,
1313 event_viewer_data
->before_event_hooks
,
1323 //add hooks for process_traceset
1324 // context_add_hooks_api(event_viewer_data->mw, NULL, NULL, NULL, NULL, NULL, NULL,
1325 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1329 void remove_context_hooks(EventViewerData
* event_viewer_data
,
1330 LttvTracesetContext
* tsc
)
1332 gint i
, j
, k
, m
, nbi
, n
, id
;
1333 gint nb_tracefile
, nb_control
, nb_per_cpu
, nb_facility
, nb_event
;
1335 LttvTraceContext
*tc
;
1336 LttvTracefileContext
*tfc
;
1337 LttvTracesetSelector
* ts_s
;
1338 LttvTraceSelector
* t_s
;
1339 LttvTracefileSelector
* tf_s
;
1343 LttvEventtypeSelector
* eventtype
;
1345 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1346 event_viewer_data
->filter_key
);
1348 //if there are hooks for traceset, remove them here
1350 nbi
= lttv_traceset_number(tsc
->ts
);
1351 for(i
= 0 ; i
< nbi
; i
++) {
1352 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1353 selected
= lttv_trace_selector_get_selected(t_s
);
1354 if(!selected
) continue;
1355 tc
= tsc
->traces
[i
];
1357 //if there are hooks for trace, remove them here
1359 nb_control
= ltt_trace_control_tracefile_number(trace
);
1360 nb_per_cpu
= ltt_trace_per_cpu_tracefile_number(trace
);
1361 nb_tracefile
= nb_control
+ nb_per_cpu
;
1363 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1364 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1365 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1366 if(!selected
) continue;
1369 tfc
= tc
->control_tracefiles
[j
];
1371 tfc
= tc
->per_cpu_tracefiles
[j
- nb_control
];
1373 //if there are hooks for tracefile, remove them here
1374 // lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
1375 // event_viewer_data->before_event_hooks,NULL);
1377 nb_facility
= ltt_trace_facility_number(trace
);
1379 for(k
=0;k
<nb_facility
;k
++){
1380 fac
= ltt_trace_facility_get(trace
,k
);
1381 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1382 for(m
=0;m
<nb_event
;m
++){
1383 et
= ltt_facility_eventtype_get(fac
,m
);
1384 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1385 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1387 id
= (gint
) ltt_eventtype_id(et
);
1388 lttv_tracefile_context_remove_hooks_by_id(tfc
,id
);
1395 //remove hooks from context
1396 // context_remove_hooks_api(event_viewer_data->mw, NULL, NULL, NULL, NULL, NULL, NULL,
1397 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1401 gboolean
update_time_window(void * hook_data
, void * call_data
)
1403 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1404 LttvTracesetContext
* tsc
= get_traceset_context(event_viewer_data
->mw
);
1406 if(event_viewer_data
->shown
== FALSE
){
1407 event_viewer_data
->time_window
= *(TimeWindow
*)call_data
;
1409 add_context_hooks(event_viewer_data
, tsc
);
1415 gboolean
update_current_time(void * hook_data
, void * call_data
)
1417 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1418 event_viewer_data
->current_time
= *(LttTime
*)call_data
;
1419 guint64 nsec
= event_viewer_data
->current_time
.tv_sec
* NANOSECONDS_PER_SECOND
1420 + event_viewer_data
->current_time
.tv_nsec
;
1424 GtkTreeModel
* model
= (GtkTreeModel
*)event_viewer_data
->store_m
;
1426 RawTraceData
* data
, *data1
;
1432 if(event_viewer_data
->current_time_updated
){
1433 event_viewer_data
->current_time_updated
= FALSE
;
1437 //check if the event is shown in the current viewer
1438 if(gtk_tree_model_get_iter_first(model
, &iter
)){
1440 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1442 if(!gtk_tree_model_iter_next(model
, &iter
)){
1451 // event_selected_hook(event_viewer_data, &count);
1454 //the event is not shown in the current viewer
1457 //check if the event is in the buffer
1458 list
= event_viewer_data
->raw_trace_data_queue
->head
;
1459 data
= (RawTraceData
*)g_list_nth_data(list
,0);
1460 data1
= (RawTraceData
*)g_list_nth_data(list
,event_viewer_data
->raw_trace_data_queue
->length
-1);
1462 //the event is in the buffer
1463 if(ltt_time_compare(data
->time
, event_viewer_data
->current_time
)<=0 &&
1464 ltt_time_compare(data1
->time
, event_viewer_data
->current_time
)>=0){
1465 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1466 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1467 if(ltt_time_compare(data
->time
, event_viewer_data
->current_time
) < 0){
1473 if(event_viewer_data
->raw_trace_data_queue
->length
-count
< event_viewer_data
->num_visible_events
){
1474 j
= event_viewer_data
->raw_trace_data_queue
->length
- event_viewer_data
->num_visible_events
;
1476 data
= (RawTraceData
*)g_list_nth_data(list
,j
);
1481 t
= ltt_time_sub(data
->time
, event_viewer_data
->time_span
.startTime
);
1482 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(t
) * NANOSECONDS_PER_SECOND
;
1483 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1484 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1485 insert_data_into_model(event_viewer_data
,j
, j
+event_viewer_data
->num_visible_events
);
1486 }else{//the event is not in the buffer
1487 LttTime start
= ltt_time_sub(event_viewer_data
->current_time
, event_viewer_data
->time_span
.startTime
);
1488 double position
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1489 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, position
);
1493 sprintf(str_path
,"%d\0",count
);
1494 path
= gtk_tree_path_new_from_string (str_path
);
1495 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
1496 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->tree_v
), "cursor-changed");
1497 gtk_tree_path_free(path
);
1502 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1504 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1507 remove_all_items_from_queue(event_viewer_data
->raw_trace_data_queue
);
1508 gtk_list_store_clear(event_viewer_data
->store_m
);
1509 event_viewer_data
->shown
= FALSE
;
1510 event_viewer_data
->append
= TRUE
;
1512 get_traceset_time_span(event_viewer_data
->mw
, &event_viewer_data
->time_span
);
1513 start
= ltt_time_sub(event_viewer_data
->time_span
.endTime
, event_viewer_data
->time_span
.startTime
);
1514 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1515 // event_viewer_data->vadjust_c->value = 0;
1521 void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
){
1522 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1523 MainWindow
* mw
= event_viewer_data
->mw
;
1524 set_focused_pane(mw
, gtk_widget_get_parent(event_viewer_data
->hbox_v
));
1527 void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
)
1529 RawTraceData
* data
;
1531 int pid
, tmpPid
, i
,j
,len
;
1532 GList
* list
, *tmpList
;
1533 GArray
* pid_array
, * tmp_pid_array
;
1535 pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1536 tmp_pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1538 //if the queue is full, remove some data, keep the size of the queue constant
1539 while(event_viewer_data
->raw_trace_data_queue
->length
+ size
> RESERVE_BIG_SIZE
){
1540 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue
,
1541 event_viewer_data
->append
);
1544 //update pid if it is not known
1545 if(event_viewer_data
->raw_trace_data_queue
->length
> 0){
1546 list
= event_viewer_data
->raw_trace_data_queue
->head
;
1547 tmpList
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1548 if(event_viewer_data
->append
){
1549 for(i
= event_viewer_data
->raw_trace_data_queue
->length
-1;i
>=0;i
--){
1550 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1551 len
= data
->pid
==0 ? -2 : data
->pid
;
1552 if(data
->cpu_id
+1 > pid_array
->len
){
1553 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1554 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1555 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1556 }else if(data
->cpu_id
+1 < pid_array
->len
){
1557 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1559 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1560 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1565 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1566 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1567 len
= data
->pid
==0 ? -2 : data
->pid
;
1568 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1569 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1570 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1571 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1572 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1573 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1575 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1576 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1581 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1582 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1583 len
= data
->pid
==0 ? -2 : data
->pid
;
1584 if(data
->cpu_id
+1 > pid_array
->len
){
1585 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1586 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1587 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1588 }else if(data
->cpu_id
+1 < pid_array
->len
){
1589 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1591 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1592 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1597 for(i
=event_viewer_data
->raw_trace_data_queue_tmp
->length
-1;i
>=0;i
--){
1598 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1599 len
= data
->pid
==0 ? -2 : data
->pid
;
1600 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1601 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1602 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1603 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1604 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1605 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1607 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1608 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1614 len
= pid_array
->len
> tmp_pid_array
->len
? tmp_pid_array
->len
: pid_array
->len
;
1616 pid
= g_array_index(pid_array
,int, j
);
1617 tmpPid
= g_array_index(tmp_pid_array
,int,j
);
1618 if(pid
== -2)pid
= 0;
1619 if(tmpPid
== -2) tmpPid
= 0;
1621 if(pid
== -1 && tmpPid
!= -1){
1622 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1623 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1624 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= tmpPid
;
1626 }else if(pid
!= -1 && tmpPid
== -1){
1627 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1628 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1629 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= pid
;
1635 g_array_free(pid_array
,TRUE
);
1636 g_array_free(tmp_pid_array
, TRUE
);
1638 //add data from tmp queue into the queue
1639 event_viewer_data
->number_of_events
= event_viewer_data
->raw_trace_data_queue
->length
1640 + event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1641 if(event_viewer_data
->append
){
1642 if(event_viewer_data
->raw_trace_data_queue
->length
> 0)
1643 event_viewer_data
->current_event_index
= event_viewer_data
->raw_trace_data_queue
->length
- 1;
1644 else event_viewer_data
->current_event_index
= 0;
1645 while((data
= g_queue_pop_head(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1646 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue
, data
);
1649 event_viewer_data
->current_event_index
+= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1650 while((data
= g_queue_pop_tail(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1651 g_queue_push_head(event_viewer_data
->raw_trace_data_queue
, data
);
1657 void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
1658 LttTime end
,unsigned max_num_events
, unsigned * real_num_events
)
1661 LttvTracesetContext
* tsc
= get_traceset_context(event_viewer_data
->mw
);
1663 // context_add_hooks_api(event_viewer_data->mw, NULL, NULL, NULL, NULL, NULL, NULL,
1664 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1665 add_context_hooks(event_viewer_data
,tsc
);
1667 process_traceset_api(event_viewer_data
->mw
, start
, end
, max_num_events
);
1669 remove_context_hooks(event_viewer_data
,tsc
);
1670 // context_remove_hooks_api(event_viewer_data->mw, NULL, NULL, NULL, NULL, NULL, NULL,
1671 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1673 size
= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1674 *real_num_events
= size
;
1676 update_raw_data_array(event_viewer_data
,size
);
1679 static void get_event_detail(LttEvent
*e
, LttField
*f
, GString
* s
)
1686 type
= ltt_field_type(f
);
1687 switch(ltt_type_class(type
)) {
1689 g_string_append_printf(s
, " %ld", ltt_event_get_long_int(e
,f
));
1693 g_string_append_printf(s
, " %lu", ltt_event_get_long_unsigned(e
,f
));
1697 g_string_append_printf(s
, " %g", ltt_event_get_double(e
,f
));
1701 g_string_append_printf(s
, " \"%s\"", ltt_event_get_string(e
,f
));
1705 g_string_append_printf(s
, " %s", ltt_enum_string_get(type
,
1706 ltt_event_get_unsigned(e
,f
)-1));
1711 g_string_append_printf(s
, " {");
1712 nb
= ltt_event_field_element_number(e
,f
);
1713 element
= ltt_field_element(f
);
1714 for(i
= 0 ; i
< nb
; i
++) {
1715 ltt_event_field_element_select(e
,f
,i
);
1716 get_event_detail(e
, element
, s
);
1718 g_string_append_printf(s
, " }");
1722 g_string_append_printf(s
, " {");
1723 nb
= ltt_type_member_number(type
);
1724 for(i
= 0 ; i
< nb
; i
++) {
1725 element
= ltt_field_member(f
,i
);
1726 ltt_type_member_type(type
, i
, &name
);
1727 g_string_append_printf(s
, " %s = ", name
);
1728 get_event_detail(e
, element
, s
);
1730 g_string_append_printf(s
, " }");
1736 static void get_pid(unsigned * in
, unsigned * out
, char * s
)
1739 str
= strstr(s
, "out =");
1742 sscanf(str
,"%d", out
);
1744 g_warning("Can not find out pid\n");
1747 str
= strstr(s
,"in =");
1750 sscanf(str
,"%d", in
);
1752 g_warning("Can not find in pid\n");
1756 gboolean
parse_event(void *hook_data
, void *call_data
)
1758 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1759 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1760 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1762 RawTraceData
* tmp_raw_trace_data
,*prev_raw_trace_data
= NULL
, *data
=NULL
;
1766 unsigned in
=0, out
=0;
1768 GString
* detail_event
= g_string_new("");
1772 field
= ltt_event_field(e
);
1773 time
= ltt_event_time(e
);
1775 tmp_raw_trace_data
= g_new(RawTraceData
,1);
1776 tmp_raw_trace_data
->cpu_id
= ltt_event_cpu_id(e
);
1777 tmp_raw_trace_data
->event_name
= g_strdup(ltt_eventtype_name(ltt_event_eventtype(e
)));
1778 tmp_raw_trace_data
->time
= time
;
1779 tmp_raw_trace_data
->ep
= ltt_event_position_new();
1781 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
){
1782 list
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1783 for(i
=event_viewer_data
->raw_trace_data_queue_tmp
->length
-1;i
>=0;i
--){
1784 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1785 if(data
->cpu_id
== tmp_raw_trace_data
->cpu_id
){
1786 prev_raw_trace_data
= data
;
1792 if(prev_raw_trace_data
) tmp_raw_trace_data
->pid
= prev_raw_trace_data
->pid
;
1793 else tmp_raw_trace_data
->pid
= -1;
1795 tmp_raw_trace_data
->entry_length
= field
== NULL
? 0 : ltt_field_size(field
);
1796 if(field
) get_event_detail(e
, field
, detail_event
);
1797 tmp_raw_trace_data
->event_description
= g_strdup(detail_event
->str
);
1799 if(strcmp(tmp_raw_trace_data
->event_name
, "schedchange") == 0){
1800 get_pid(&in
, &out
, detail_event
->str
);
1804 if(in
!= 0 || out
!= 0){
1805 tmp_raw_trace_data
->pid
= in
;
1806 if(prev_raw_trace_data
&& prev_raw_trace_data
->pid
== -1){
1807 list
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1808 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1809 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1810 if(data
->cpu_id
== tmp_raw_trace_data
->cpu_id
){
1817 ltt_event_position(e
, tmp_raw_trace_data
->ep
);
1819 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
>= RESERVE_SMALL_SIZE
){
1820 if(event_viewer_data
->append
){
1821 list
= g_list_last(event_viewer_data
->raw_trace_data_queue_tmp
->head
);
1822 data
= (RawTraceData
*)(list
->data
);
1823 if(data
->time
.tv_sec
== time
.tv_sec
&&
1824 data
->time
.tv_nsec
== time
.tv_nsec
){
1825 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1827 g_free(tmp_raw_trace_data
);
1830 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue_tmp
,TRUE
);
1831 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1834 g_queue_push_tail (event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1837 g_string_free(detail_event
, TRUE
);
1842 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
)
1844 RawTraceData
*data1
, *data2
= NULL
;
1848 data1
= (RawTraceData
*)g_queue_pop_head(q
);
1849 list
= g_list_first(q
->head
);
1851 data2
= (RawTraceData
*)(list
->data
);
1853 data1
= (RawTraceData
*)g_queue_pop_tail(q
);
1854 list
= g_list_last(q
->head
);
1856 data2
= (RawTraceData
*)(list
->data
);
1860 if(data1
->time
.tv_sec
== data2
->time
.tv_sec
&&
1861 data1
->time
.tv_nsec
== data2
->time
.tv_nsec
){
1862 remove_item_from_queue(q
, fromHead
);
1871 void remove_all_items_from_queue(GQueue
*q
)
1874 while((data
= (RawTraceData
*)g_queue_pop_head(q
)) != NULL
){