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.
17 * Authors : Mathieu Desnoyers and XangXiu Yang, June to December 2003
18 * Inspired from original LTT, made by Karim Yaghmour
28 #include <lttv/module.h>
29 #include <lttv/hook.h>
30 #include <lttv/gtkTraceSet.h>
31 #include <lttv/processTrace.h>
32 #include <lttv/state.h>
34 #include <ltt/event.h>
36 #include <ltt/trace.h>
37 #include <ltt/facility.h>
41 #include "gtktreeprivate.h"
43 #include "icons/hGuiEventsInsert.xpm"
46 static LttvHooks
*before_event
;
48 /** Array containing instanced objects. Used when module is unloaded */
49 static GSList
*g_event_viewer_data_list
= NULL
;
51 typedef struct _RawTraceData
{
56 unsigned entry_length
;
57 char * event_description
;
61 #define RESERVE_BIG_SIZE 1000
62 #define RESERVE_SMALL_SIZE 100
63 #define RESERVE_SMALL_SIZE_SQUARE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE
64 #define RESERVE_SMALL_SIZE_CUBE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE_SQUARE
66 typedef enum _ScrollDirection
{
75 typedef struct _EventViewerData
{
78 TimeWindow time_window
;
80 LttvHooks
* before_event_hooks
;
82 gboolean append
; //prepend or append item
83 GQueue
* raw_trace_data_queue
; //buf to contain raw trace data
84 GQueue
* raw_trace_data_queue_tmp
; //tmp buf to contain raw data
85 unsigned current_event_index
;
86 double previous_value
; //value of the slide
87 TimeInterval time_span
;
88 unsigned start_event_index
; //the first event shown in the window
89 unsigned end_event_index
; //the last event shown in the window
90 unsigned size
; //maxi number of events loaded when instance the viewer
91 gboolean shown
; //indicate if event detail is shown or not
92 gboolean current_time_updated
;
95 //scroll window containing Tree View
96 GtkWidget
* scroll_win
;
98 /* Model containing list data */
99 GtkListStore
*store_m
;
102 /* Widget to display the data in a columned list */
104 GtkAdjustment
*vtree_adjust_c
;
106 /* Vertical scrollbar and it's adjustment */
107 GtkWidget
*vscroll_vc
;
108 GtkAdjustment
*vadjust_c
;
110 /* Selection handler */
111 GtkTreeSelection
*select_c
;
113 guint num_visible_events
;
114 guint first_event
, last_event
;
116 /* TEST DATA, TO BE READ FROM THE TRACE */
117 gint number_of_events
;
118 guint currently_selected_event
;
119 gboolean selected_event
;
123 /** hook functions for update time interval, current time ... */
124 gboolean
update_time_window(void * hook_data
, void * call_data
);
125 gboolean
update_current_time(void * hook_data
, void * call_data
);
126 gboolean
show_event_detail(void * hook_data
, void * call_data
);
127 gboolean
traceset_changed(void * hook_data
, void * call_data
);
128 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
);
129 void remove_all_items_from_queue(GQueue
* q
);
130 void add_context_hooks(EventViewerData
* event_viewer_data
,
131 LttvTracesetContext
* tsc
);
132 void remove_context_hooks(EventViewerData
* event_viewer_data
,
133 LttvTracesetContext
* tsc
);
135 //! Event Viewer's constructor hook
136 GtkWidget
*h_gui_events(MainWindow
*parent_window
, LttvTracesetSelector
* s
, char* key
);
137 //! Event Viewer's constructor
138 EventViewerData
*gui_events(MainWindow
*parent_window
, LttvTracesetSelector
*s
, char *key
);
139 //! Event Viewer's destructor
140 void gui_events_destructor(EventViewerData
*event_viewer_data
);
141 void gui_events_free(EventViewerData
*event_viewer_data
);
143 static int event_selected_hook(void *hook_data
, void *call_data
);
145 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
146 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
148 /* Prototype for selection handler callback */
149 static void tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
);
150 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
151 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
);
152 static void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
);
153 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
154 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
);
155 static void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
);
158 static void get_test_data(double time
, guint list_height
,
159 EventViewerData
*event_viewer_data
);
161 void add_test_data(EventViewerData
*event_viewer_data
);
163 static void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
);
165 static void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
166 LttTime end
, unsigned max_num_events
, unsigned * real_num_events
);
167 static gboolean
parse_event(void *hook_data
, void *call_data
);
169 static LttvModule
*main_win_module
;
172 * plugin's init function
174 * This function initializes the Event Viewer functionnality through the
177 G_MODULE_EXPORT
void init(LttvModule
*self
, int argc
, char *argv
[]) {
179 main_win_module
= lttv_module_require(self
, "mainwin", argc
, argv
);
181 if(main_win_module
== NULL
){
182 g_critical("Can't load Control Flow Viewer : missing mainwin\n");
186 /* Register the toolbar insert button */
187 toolbar_item_reg(hGuiEventsInsert_xpm
, "Insert Event Viewer", h_gui_events
);
189 /* Register the menu item insert entry */
190 menu_item_reg("/", "Insert Event Viewer", h_gui_events
);
194 void event_destroy_walk(gpointer data
, gpointer user_data
)
196 gui_events_destructor((EventViewerData
*)data
);
200 * plugin's destroy function
202 * This function releases the memory reserved by the module and unregisters
203 * everything that has been registered in the gtkTraceSet API.
205 G_MODULE_EXPORT
void destroy() {
208 EventViewerData
*event_viewer_data
;
210 if(g_event_viewer_data_list
){
211 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
212 g_slist_free(g_event_viewer_data_list
);
215 /* Unregister the toolbar insert button */
216 toolbar_item_unreg(h_gui_events
);
218 /* Unregister the menu item insert entry */
219 menu_item_unreg(h_gui_events
);
222 /* Enumeration of the columns */
236 * Event Viewer's constructor hook
238 * This constructor is given as a parameter to the menuitem and toolbar button
239 * registration. It creates the list.
240 * @param parent_window A pointer to the parent window.
241 * @return The widget created.
244 h_gui_events(MainWindow
* parent_window
, LttvTracesetSelector
* s
, char* key
)
246 EventViewerData
* event_viewer_data
= gui_events(parent_window
, s
, key
) ;
248 if(event_viewer_data
)
249 return event_viewer_data
->hbox_v
;
255 * Event Viewer's constructor
257 * This constructor is used to create EventViewerData data structure.
258 * @return The Event viewer data created.
261 gui_events(MainWindow
*parent_window
, LttvTracesetSelector
* s
,char* key
)
264 GtkTreeViewColumn
*column
;
265 GtkCellRenderer
*renderer
;
266 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
269 event_viewer_data
->mw
= parent_window
;
270 get_time_window(event_viewer_data
->mw
, &event_viewer_data
->time_window
);
271 get_current_time(event_viewer_data
->mw
, &event_viewer_data
->current_time
);
273 event_viewer_data
->before_event_hooks
= lttv_hooks_new();
274 lttv_hooks_add(event_viewer_data
->before_event_hooks
, parse_event
, event_viewer_data
);
276 event_viewer_data
->raw_trace_data_queue
= g_queue_new();
277 event_viewer_data
->raw_trace_data_queue_tmp
= g_queue_new();
279 reg_update_time_window(update_time_window
,event_viewer_data
, event_viewer_data
->mw
);
280 reg_update_current_time(update_current_time
,event_viewer_data
, event_viewer_data
->mw
);
281 reg_show_viewer(show_event_detail
,event_viewer_data
, event_viewer_data
->mw
);
282 reg_update_traceset(traceset_changed
,event_viewer_data
, event_viewer_data
->mw
);
284 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
285 gtk_widget_show ( event_viewer_data
->scroll_win
);
286 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
287 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
289 /* TEST DATA, TO BE READ FROM THE TRACE */
290 event_viewer_data
->currently_selected_event
= FALSE
;
291 event_viewer_data
->selected_event
= 0;
293 /* Create a model for storing the data list */
294 event_viewer_data
->store_m
= gtk_list_store_new (
295 N_COLUMNS
, /* Total number of columns */
296 G_TYPE_INT
, /* CPUID */
297 G_TYPE_STRING
, /* Event */
298 G_TYPE_UINT64
, /* Time */
299 G_TYPE_INT
, /* PID */
300 G_TYPE_INT
, /* Entry length */
301 G_TYPE_STRING
); /* Event's description */
303 /* Create the viewer widget for the columned list */
304 event_viewer_data
->tree_v
= gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
306 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
307 G_CALLBACK (tree_v_size_allocate_cb
),
309 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
310 G_CALLBACK (tree_v_size_request_cb
),
313 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
314 G_CALLBACK (tree_v_cursor_changed_cb
),
317 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
318 G_CALLBACK (tree_v_move_cursor_cb
),
321 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "grab-focus",
322 G_CALLBACK (tree_v_grab_focus
),
325 // Use on each column!
326 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v, GTK_TREE_VIEW_COLUMN_FIXED);
328 /* The view now holds a reference. We can get rid of our own
330 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
333 /* Create a column, associating the "text" attribute of the
334 * cell_renderer to the first column of the model */
335 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
336 renderer
= gtk_cell_renderer_text_new ();
337 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
339 "text", CPUID_COLUMN
,
341 gtk_tree_view_column_set_alignment (column
, 0.0);
342 gtk_tree_view_column_set_fixed_width (column
, 45);
343 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
345 renderer
= gtk_cell_renderer_text_new ();
346 column
= gtk_tree_view_column_new_with_attributes ("Event",
348 "text", EVENT_COLUMN
,
350 gtk_tree_view_column_set_alignment (column
, 0.0);
351 gtk_tree_view_column_set_fixed_width (column
, 120);
352 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
354 renderer
= gtk_cell_renderer_text_new ();
355 column
= gtk_tree_view_column_new_with_attributes ("Time",
359 gtk_tree_view_column_set_alignment (column
, 1.0);
360 gtk_tree_view_column_set_fixed_width (column
, 120);
361 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
363 renderer
= gtk_cell_renderer_text_new ();
364 column
= gtk_tree_view_column_new_with_attributes ("PID",
368 gtk_tree_view_column_set_alignment (column
, 1.0);
369 gtk_tree_view_column_set_fixed_width (column
, 45);
370 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
372 renderer
= gtk_cell_renderer_text_new ();
373 column
= gtk_tree_view_column_new_with_attributes ("Entry Length",
375 "text", ENTRY_LEN_COLUMN
,
377 gtk_tree_view_column_set_alignment (column
, 1.0);
378 gtk_tree_view_column_set_fixed_width (column
, 60);
379 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
381 renderer
= gtk_cell_renderer_text_new ();
382 column
= gtk_tree_view_column_new_with_attributes ("Event's Description",
384 "text", EVENT_DESCR_COLUMN
,
386 gtk_tree_view_column_set_alignment (column
, 0.0);
387 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
390 /* Setup the selection handler */
391 event_viewer_data
->select_c
= gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
392 gtk_tree_selection_set_mode (event_viewer_data
->select_c
, GTK_SELECTION_SINGLE
);
393 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
394 G_CALLBACK (tree_selection_changed_cb
),
397 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
), event_viewer_data
->tree_v
);
399 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
400 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
402 /* Create vertical scrollbar and pack it */
403 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
404 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
405 GTK_UPDATE_CONTINUOUS
);
406 // Changed by MD : more user friendly :)
407 //GTK_UPDATE_DISCONTINUOUS);
408 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
410 /* Get the vertical scrollbar's adjustment */
411 event_viewer_data
->vadjust_c
= gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
412 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
413 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
415 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
416 G_CALLBACK (v_scroll_cb
),
418 /* Set the upper bound to the last event number */
419 event_viewer_data
->previous_value
= 0;
420 event_viewer_data
->vadjust_c
->lower
= 0.0;
421 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
422 event_viewer_data
->vadjust_c
->value
= 0.0;
423 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
424 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
425 // event_viewer_data->vtree_adjust_c->upper;
426 event_viewer_data
->vadjust_c
->page_size
= 2.0;
427 // event_viewer_data->vtree_adjust_c->upper;
428 /* Raw event trace */
429 gtk_widget_show(event_viewer_data
->hbox_v
);
430 gtk_widget_show(event_viewer_data
->tree_v
);
431 gtk_widget_show(event_viewer_data
->vscroll_vc
);
433 /* Add the object's information to the module's array */
434 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
, event_viewer_data
);
436 event_viewer_data
->first_event
= -1 ;
437 event_viewer_data
->last_event
= 0 ;
439 event_viewer_data
->num_visible_events
= 1;
441 //get the life span of the traceset and set the upper of the scroll bar
442 get_traceset_time_span(event_viewer_data
->mw
, &event_viewer_data
->time_span
);
444 start
= ltt_time_sub(event_viewer_data
->time_span
.endTime
, event_viewer_data
->time_span
.startTime
);
445 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
447 event_viewer_data
->append
= TRUE
;
449 event_viewer_data
->start_event_index
= 0;
450 event_viewer_data
->end_event_index
= event_viewer_data
->num_visible_events
- 1;
452 /* Set the Selected Event */
453 // tree_v_set_cursor(event_viewer_data);
455 event_viewer_data
->shown
= FALSE
;
456 event_viewer_data
->current_time_updated
= FALSE
;
457 event_viewer_data
->size
= RESERVE_SMALL_SIZE
;
459 G_OBJECT(event_viewer_data
->hbox_v
),
461 &event_viewer_data
->size
);
464 G_OBJECT(event_viewer_data
->hbox_v
),
466 &event_viewer_data
->time_span
);
468 event_viewer_data
->filter_key
= g_strdup(key
);
470 G_OBJECT(event_viewer_data
->hbox_v
),
471 event_viewer_data
->filter_key
,
474 g_object_set_data_full(
475 G_OBJECT(event_viewer_data
->hbox_v
),
478 (GDestroyNotify
)gui_events_free
);
480 return event_viewer_data
;
483 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
487 if(event_viewer_data
->selected_event
&& event_viewer_data
->first_event
!= -1)
489 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
490 // event_viewer_data->currently_selected_event);
492 path
= gtk_tree_path_new_from_indices(
493 event_viewer_data
->currently_selected_event
-
494 event_viewer_data
->first_event
,
497 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
498 gtk_tree_path_free(path
);
502 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
507 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
508 indices
= gtk_tree_path_get_indices(path
);
512 event_viewer_data
->selected_event
= TRUE
;
513 event_viewer_data
->currently_selected_event
=
514 event_viewer_data
->first_event
+ indices
[0];
517 event_viewer_data
->selected_event
= FALSE
;
518 event_viewer_data
->currently_selected_event
= 0;
521 gtk_tree_path_free(path
);
527 void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
)
529 GtkTreePath
*path
; // = gtk_tree_path_new();
532 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
534 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
537 /* No prior cursor, put it at beginning of page and let the execution do */
538 path
= gtk_tree_path_new_from_indices(0, -1);
539 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
542 indices
= gtk_tree_path_get_indices(path
);
544 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
546 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
551 /* move one line down */
552 if(indices
[0] == event_viewer_data
->num_visible_events
- 1)
554 if(value
+ event_viewer_data
->num_visible_events
<=
555 event_viewer_data
->number_of_events
-1)
557 event_viewer_data
->currently_selected_event
+= 1;
558 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
559 //gtk_tree_path_free(path);
560 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
561 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
562 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
566 /* Move one line up */
571 event_viewer_data
->currently_selected_event
-= 1;
572 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
573 //gtk_tree_path_free(path);
574 //path = gtk_tree_path_new_from_indices(0, -1);
575 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
576 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
584 if(arg1
== GTK_MOVEMENT_PAGES
)
589 if(event_viewer_data
->num_visible_events
== 1)
591 /* move one page down */
592 if(value
+ event_viewer_data
->num_visible_events
-1 <=
593 event_viewer_data
->number_of_events
)
595 event_viewer_data
->currently_selected_event
+= event_viewer_data
->num_visible_events
-1;
596 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
597 // value+(event_viewer_data->num_visible_events-1));
598 //gtk_tree_path_free(path);
599 //path = gtk_tree_path_new_from_indices(0, -1);
600 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
601 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
604 /* Move one page up */
605 if(event_viewer_data
->num_visible_events
== 1)
608 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
610 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
612 event_viewer_data
->currently_selected_event
-= event_viewer_data
->num_visible_events
-1;
614 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
615 // value-(event_viewer_data->num_visible_events-1));
616 //gtk_tree_path_free(path);
617 //path = gtk_tree_path_new_from_indices(0, -1);
618 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
619 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
622 /* Go to first Event */
623 event_viewer_data
->currently_selected_event
== 0 ;
624 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
626 //gtk_tree_path_free(path);
627 //path = gtk_tree_path_new_from_indices(0, -1);
628 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
629 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
638 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
640 /* Move to the ends of the buffer */
643 /* move end of buffer */
644 event_viewer_data
->currently_selected_event
= event_viewer_data
->number_of_events
-1 ;
645 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
646 // event_viewer_data->number_of_events -
647 // event_viewer_data->num_visible_events);
648 //gtk_tree_path_free(path);
649 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
650 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
651 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
653 /* Move beginning of buffer */
654 event_viewer_data
->currently_selected_event
= 0 ;
655 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
656 //gtk_tree_path_free(path);
657 //path = gtk_tree_path_new_from_indices(0, -1);
658 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
659 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
665 gtk_tree_path_free(path
);
668 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
670 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
674 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
677 /* On cursor change, modify the currently selected event by calling
678 * the right API function */
679 tree_v_get_cursor(event_viewer_data
);
681 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
682 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
683 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
684 ltt_time
.tv_sec
= time
/ NANOSECONDS_PER_SECOND
;
685 ltt_time
.tv_nsec
= time
% NANOSECONDS_PER_SECOND
;
687 if(ltt_time
.tv_sec
!= event_viewer_data
->current_time
.tv_sec
||
688 ltt_time
.tv_nsec
!= event_viewer_data
->current_time
.tv_nsec
){
689 event_viewer_data
->current_time_updated
= TRUE
;
690 set_current_time(event_viewer_data
->mw
,<t_time
);
693 g_warning("Can not get iter\n");
699 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
701 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
702 GtkTreePath
*tree_path
;
704 get_test_data(adjustment
->value
, event_viewer_data
->num_visible_events
,
708 if(event_viewer_data
->currently_selected_event
709 >= event_viewer_data
->first_event
711 event_viewer_data
->currently_selected_event
712 <= event_viewer_data
->last_event
714 event_viewer_data
->selected_event
)
717 tree_path
= gtk_tree_path_new_from_indices(
718 event_viewer_data
->currently_selected_event
-
719 event_viewer_data
->first_event
,
722 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
724 gtk_tree_path_free(tree_path
);
730 gint
get_cell_height(GtkTreeView
*TreeView
)
733 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
734 GList
*Render_List
= gtk_tree_view_column_get_cell_renderers(column
);
735 GtkCellRenderer
*renderer
= g_list_first(Render_List
)->data
;
737 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
742 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
744 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
745 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
746 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
747 gdouble exact_num_visible
;
749 exact_num_visible
= ( alloc
->height
-
750 TREE_VIEW_HEADER_HEIGHT (GTK_TREE_VIEW(event_viewer_data
->tree_v
)) )
751 / (double)cell_height
;
753 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
756 event_viewer_data->vadjust_c->page_increment =
757 floor(exact_num_visible);
758 event_viewer_data->vadjust_c->page_size =
759 floor(exact_num_visible);
762 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
764 get_test_data(event_viewer_data
->vadjust_c
->value
,
765 event_viewer_data
->num_visible_events
,
772 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
775 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
776 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
778 h
= cell_height
+ TREE_VIEW_HEADER_HEIGHT
779 (GTK_TREE_VIEW(event_viewer_data
->tree_v
));
780 requisition
->height
= h
;
784 gboolean
show_event_detail(void * hook_data
, void * call_data
)
786 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
787 LttvTracesetContext
* tsc
= get_traceset_context(event_viewer_data
->mw
);
789 if(event_viewer_data
->shown
== FALSE
){
790 event_viewer_data
->shown
= TRUE
;
791 update_raw_data_array(event_viewer_data
,
792 event_viewer_data
->raw_trace_data_queue_tmp
->length
);
794 get_test_data(event_viewer_data
->vadjust_c
->value
,
795 event_viewer_data
->num_visible_events
,
798 remove_context_hooks(event_viewer_data
,tsc
);
804 void insert_data_into_model(EventViewerData
*event_viewer_data
, int start
, int end
)
808 RawTraceData
* raw_data
;
812 first
= event_viewer_data
->raw_trace_data_queue
->head
;
813 for(i
=start
; i
<end
; i
++){
814 if(i
>=event_viewer_data
->number_of_events
) break;
815 raw_data
= (RawTraceData
*)g_list_nth_data(first
, i
);
817 // Add a new row to the model
818 real_data
= raw_data
->time
.tv_sec
;
819 real_data
*= NANOSECONDS_PER_SECOND
;
820 real_data
+= raw_data
->time
.tv_nsec
;
821 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
822 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
823 CPUID_COLUMN
, raw_data
->cpu_id
,
824 EVENT_COLUMN
, raw_data
->event_name
,
825 TIME_COLUMN
, real_data
,
826 PID_COLUMN
, raw_data
->pid
,
827 ENTRY_LEN_COLUMN
, raw_data
->entry_length
,
828 EVENT_DESCR_COLUMN
, raw_data
->event_description
,
833 void get_test_data(double time_value
, guint list_height
,
834 EventViewerData
*event_viewer_data
)
838 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
839 GtkTreePath
*tree_path
;
840 RawTraceData
* raw_data
;
841 ScrollDirection direction
= SCROLL_NONE
;
844 double value
= event_viewer_data
->previous_value
- time_value
;
845 LttTime start
, end
, time
;
847 unsigned backward_num
, minNum
, maxNum
;
849 unsigned block_num
, event_num
;
850 unsigned size
= 1, count
= 0;
851 gboolean need_backward_again
, backward
;
854 GtkWidget
* widget
= gtk_widget_get_parent(event_viewer_data
->hbox_v
);
857 new = gdk_cursor_new(GDK_X_CURSOR
);
858 win
= gtk_widget_get_parent_window(widget
);
859 gdk_window_set_cursor(win
, new);
860 gdk_cursor_unref(new);
861 gdk_window_stick(win
);
862 gdk_window_unstick(win
);
866 // if(event_number > event_viewer_data->last_event ||
867 // event_number + list_height-1 < event_viewer_data->first_event ||
868 // event_viewer_data->first_event == -1)
870 /* no event can be reused, clear and start from nothing */
871 if(value
== -1.0) direction
= SCROLL_STEP_DOWN
;
872 else if(value
== 1.0 ) direction
= SCROLL_STEP_UP
;
873 else if(value
== -2.0) direction
= SCROLL_PAGE_DOWN
;
874 else if(value
== 2.0 ) direction
= SCROLL_PAGE_UP
;
875 else if(value
== 0.0 ) direction
= SCROLL_NONE
;
876 else direction
= SCROLL_JUMP
;
881 if(direction
== SCROLL_PAGE_UP
){
882 backward
= list_height
>event_viewer_data
->start_event_index
? TRUE
: FALSE
;
884 backward
= event_viewer_data
->start_event_index
== 0 ? TRUE
: FALSE
;
887 event_viewer_data
->append
= FALSE
;
889 if(direction
== SCROLL_PAGE_UP
){
890 minNum
= list_height
- event_viewer_data
->start_event_index
;
895 first
= event_viewer_data
->raw_trace_data_queue
->head
;
897 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
898 end
= raw_data
->time
;
900 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
902 if(event_num
> minNum
){
903 backward_num
= event_num
> RESERVE_SMALL_SIZE
904 ? event_num
- RESERVE_SMALL_SIZE
: 1;
905 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
906 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
907 ev
= ltt_tracefile_read(tf
);
908 start
= ltt_event_time(ev
);
909 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
912 ltt_event_position_set(raw_data
->ep
, block_num
-1, 1);
913 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
914 ev
= ltt_tracefile_read(tf
);
915 start
= ltt_event_time(ev
);
920 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
923 if(block_num
> count
){
924 ltt_event_position_set(raw_data
->ep
, block_num
-count
, 1);
925 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
926 ev
= ltt_tracefile_read(tf
);
927 start
= ltt_event_time(ev
);
932 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
935 event_viewer_data
->current_event_index
= event_viewer_data
->start_event_index
;
936 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
937 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
939 if(size
< minNum
&& (start
.tv_sec
!=0 || start
.tv_nsec
!=0))
940 need_backward_again
= TRUE
;
941 else need_backward_again
= FALSE
;
947 }while(need_backward_again
);
949 if(direction
== SCROLL_STEP_UP
)
950 event_number
= event_viewer_data
->start_event_index
- 1;
952 event_number
= event_viewer_data
->start_event_index
- list_height
;
954 case SCROLL_STEP_DOWN
:
955 if(event_viewer_data
->end_event_index
== event_viewer_data
->number_of_events
- 1){
956 event_viewer_data
->append
= TRUE
;
957 first
= event_viewer_data
->raw_trace_data_queue
->head
;
959 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
960 start
= raw_data
->time
;
962 end
.tv_sec
= G_MAXULONG
;
963 end
.tv_nsec
= G_MAXULONG
;
964 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
, &size
);
966 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
968 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
970 if(size
==0) event_number
= event_viewer_data
->start_event_index
;
971 else event_number
= event_viewer_data
->number_of_events
- size
- list_height
+ 1;
972 }else event_number
= event_viewer_data
->start_event_index
+ 1;
974 case SCROLL_PAGE_DOWN
:
975 i
= event_viewer_data
->number_of_events
- 1 - list_height
;
976 if((gint
)(event_viewer_data
->end_event_index
) >= i
){
977 int remain_events
= event_viewer_data
->number_of_events
- 1
978 - event_viewer_data
->end_event_index
;
979 event_viewer_data
->append
= TRUE
;
980 first
= event_viewer_data
->raw_trace_data_queue
->head
;
982 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
983 start
= raw_data
->time
;
985 end
.tv_sec
= G_MAXULONG
;
986 end
.tv_nsec
= G_MAXULONG
;
987 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
989 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
991 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
993 remain_events
+= size
;
994 if(list_height
<= remain_events
)
995 event_number
= event_viewer_data
->number_of_events
- remain_events
- 1;
997 event_number
= event_viewer_data
->number_of_events
- 1 - list_height
;
998 }else event_number
= event_viewer_data
->start_event_index
+ list_height
- 1;
1001 event_viewer_data
->append
= TRUE
;
1002 remove_all_items_from_queue(event_viewer_data
->raw_trace_data_queue
);
1003 end
.tv_sec
= G_MAXULONG
;
1004 end
.tv_nsec
= G_MAXULONG
;
1005 time
= ltt_time_from_double(time_value
/ NANOSECONDS_PER_SECOND
);
1006 start
= ltt_time_add(event_viewer_data
->time_span
.startTime
, time
);
1007 event_viewer_data
->previous_value
= time_value
;
1008 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
1009 if(size
< list_height
&& size
> 0){
1010 event_viewer_data
->append
= FALSE
;
1011 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1013 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
1014 end
= raw_data
->time
;
1016 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
1018 if(event_num
> list_height
- size
){
1019 backward_num
= event_num
> RESERVE_SMALL_SIZE
1020 ? event_num
- RESERVE_SMALL_SIZE
: 1;
1021 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
1022 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
1023 ev
= ltt_tracefile_read(tf
);
1024 start
= ltt_event_time(ev
);
1025 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
1026 event_viewer_data
->current_event_index
= 0;
1027 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
1028 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
1030 event_number
= event_viewer_data
->raw_trace_data_queue
->length
- list_height
;
1031 }else if(size
== 0){
1032 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
1034 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1041 event_number
= event_viewer_data
->current_event_index
;
1047 if(event_number
< 0) event_number
= 0;
1049 //update the value of the scroll bar
1050 if(direction
!= SCROLL_NONE
&& direction
!= SCROLL_JUMP
){
1051 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1053 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_number
);
1054 if(!raw_data
) raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
1055 time
= ltt_time_sub(raw_data
->time
, event_viewer_data
->time_span
.startTime
);
1056 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(time
) * NANOSECONDS_PER_SECOND
;
1057 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1058 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1063 event_viewer_data
->start_event_index
= event_number
;
1064 event_viewer_data
->end_event_index
= event_number
+ list_height
- 1;
1065 if(event_viewer_data
->end_event_index
> event_viewer_data
->number_of_events
- 1){
1066 event_viewer_data
->end_event_index
= event_viewer_data
->number_of_events
- 1;
1069 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1070 gtk_list_store_clear(event_viewer_data
->store_m
);
1072 // event_viewer_data->previous_value = 0;
1073 // event_viewer_data->vadjust_c->value = 0.0;
1074 // gtk_widget_hide(event_viewer_data->vscroll_vc);
1076 }else gtk_widget_show(event_viewer_data
->vscroll_vc
);
1078 insert_data_into_model(event_viewer_data
,event_number
, event_number
+list_height
);
1080 #ifdef DEBUG //do not use this, it's slower and broken
1082 /* Some events will be reused */
1083 if(event_number
< event_viewer_data
->first_event
)
1085 /* scrolling up, prepend events */
1086 tree_path
= gtk_tree_path_new_from_indices
1087 (event_number
+list_height
-1 -
1088 event_viewer_data
->first_event
+ 1,
1090 for(i
=0; i
<event_viewer_data
->last_event
-(event_number
+list_height
-1);
1093 /* Remove the last events from the list */
1094 if(gtk_tree_model_get_iter(model
, &iter
, tree_path
))
1095 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1098 for(i
=event_viewer_data
->first_event
-1; i
>=event_number
; i
--)
1100 if(i
>=event_viewer_data
->number_of_events
) break;
1101 /* Prepend new events */
1102 gtk_list_store_prepend (event_viewer_data
->store_m
, &iter
);
1103 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1105 EVENT_COLUMN
, "event irq",
1108 ENTRY_LEN_COLUMN
, 17,
1109 EVENT_DESCR_COLUMN
, "Detailed information",
1113 /* Scrolling down, append events */
1114 for(i
=event_viewer_data
->first_event
; i
<event_number
; i
++)
1116 /* Remove these events from the list */
1117 gtk_tree_model_get_iter_first(model
, &iter
);
1118 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1120 for(i
=event_viewer_data
->last_event
+1; i
<event_number
+list_height
; i
++)
1122 if(i
>=event_viewer_data
->number_of_events
) break;
1123 /* Append new events */
1124 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1125 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1127 EVENT_COLUMN
, "event irq",
1130 ENTRY_LEN_COLUMN
, 17,
1131 EVENT_DESCR_COLUMN
, "Detailed information",
1138 event_viewer_data
->first_event
= event_viewer_data
->start_event_index
;
1139 event_viewer_data
->last_event
= event_viewer_data
->end_event_index
;
1143 gdk_window_set_cursor(win
, NULL
);
1148 void add_test_data(EventViewerData
*event_viewer_data
)
1155 /* Add a new row to the model */
1156 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1157 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1159 EVENT_COLUMN
, "event irq",
1162 ENTRY_LEN_COLUMN
, 17,
1163 EVENT_DESCR_COLUMN
, "Detailed information",
1170 gui_events_free(EventViewerData
*event_viewer_data
)
1172 if(event_viewer_data
){
1173 lttv_hooks_remove(event_viewer_data
->before_event_hooks
,parse_event
);
1174 lttv_hooks_destroy(event_viewer_data
->before_event_hooks
);
1176 remove_all_items_from_queue (event_viewer_data
->raw_trace_data_queue
);
1177 g_queue_free(event_viewer_data
->raw_trace_data_queue
);
1178 g_queue_free(event_viewer_data
->raw_trace_data_queue_tmp
);
1180 unreg_update_time_window(update_time_window
,event_viewer_data
, event_viewer_data
->mw
);
1181 unreg_update_current_time(update_current_time
,event_viewer_data
, event_viewer_data
->mw
);
1182 unreg_show_viewer(show_event_detail
,event_viewer_data
, event_viewer_data
->mw
);
1183 unreg_update_traceset(traceset_changed
,event_viewer_data
, event_viewer_data
->mw
);
1185 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
, event_viewer_data
);
1186 g_free(event_viewer_data
);
1191 gui_events_destructor(EventViewerData
*event_viewer_data
)
1195 /* May already been done by GTK window closing */
1196 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1197 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1198 g_free(event_viewer_data
->filter_key
);
1199 event_viewer_data
= NULL
;
1202 /* Destroy the Tree View */
1203 //gtk_widget_destroy(event_viewer_data->tree_v);
1205 /* Clear raw event list */
1206 //gtk_list_store_clear(event_viewer_data->store_m);
1207 //gtk_widget_destroy(GTK_WIDGET(event_viewer_data->store_m));
1209 //gui_events_free(event_viewer_data);
1212 //FIXME : call hGuiEvents_Destructor for corresponding data upon widget destroy
1215 tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
)
1217 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1219 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1222 if (gtk_tree_selection_get_selected (selection
, &model
, &iter
))
1224 gtk_tree_model_get (model
, &iter
, EVENT_COLUMN
, &event
, -1);
1231 int event_selected_hook(void *hook_data
, void *call_data
)
1233 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1234 guint
*event_number
= (guint
*) call_data
;
1236 event_viewer_data
->currently_selected_event
= *event_number
;
1237 event_viewer_data
->selected_event
= TRUE
;
1239 tree_v_set_cursor(event_viewer_data
);
1243 /* If every module uses the filter, maybe these two
1244 * (add/remove_context_hooks functions) should be put in common place
1246 void add_context_hooks(EventViewerData
* event_viewer_data
,
1247 LttvTracesetContext
* tsc
)
1249 gint i
, j
, k
, m
,n
, nbi
, id
;
1250 gint nb_tracefile
, nb_control
, nb_per_cpu
, nb_facility
, nb_event
;
1252 LttvTraceContext
*tc
;
1253 LttvTracefileContext
*tfc
;
1254 LttvTracesetSelector
* ts_s
;
1255 LttvTraceSelector
* t_s
;
1256 LttvTracefileSelector
* tf_s
;
1260 LttvEventtypeSelector
* eventtype
;
1262 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1263 event_viewer_data
->filter_key
);
1265 //if there are hooks for traceset, add them here
1267 nbi
= lttv_traceset_number(tsc
->ts
);
1268 for(i
= 0 ; i
< nbi
; i
++) {
1269 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1270 selected
= lttv_trace_selector_get_selected(t_s
);
1271 if(!selected
) continue;
1272 tc
= tsc
->traces
[i
];
1274 //if there are hooks for trace, add them here
1276 nb_control
= ltt_trace_control_tracefile_number(trace
);
1277 nb_per_cpu
= ltt_trace_per_cpu_tracefile_number(trace
);
1278 nb_tracefile
= nb_control
+ nb_per_cpu
;
1280 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1281 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1282 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1283 if(!selected
) continue;
1286 tfc
= tc
->control_tracefiles
[j
];
1288 tfc
= tc
->per_cpu_tracefiles
[j
- nb_control
];
1290 //if there are hooks for tracefile, add them here
1291 // lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
1292 // event_viewer_data->before_event_hooks,NULL);
1294 nb_facility
= ltt_trace_facility_number(trace
);
1296 for(k
=0;k
<nb_facility
;k
++){
1297 fac
= ltt_trace_facility_get(trace
,k
);
1298 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1299 for(m
=0;m
<nb_event
;m
++){
1300 et
= ltt_facility_eventtype_get(fac
,m
);
1301 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1302 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1304 id
= (gint
) ltt_eventtype_id(et
);
1305 lttv_tracefile_context_add_hooks_by_id(tfc
,id
,
1306 event_viewer_data
->before_event_hooks
,
1316 //add hooks for process_traceset
1317 // context_add_hooks_api(event_viewer_data->mw, NULL, NULL, NULL, NULL, NULL, NULL,
1318 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1322 void remove_context_hooks(EventViewerData
* event_viewer_data
,
1323 LttvTracesetContext
* tsc
)
1325 gint i
, j
, k
, m
, nbi
, n
, id
;
1326 gint nb_tracefile
, nb_control
, nb_per_cpu
, nb_facility
, nb_event
;
1328 LttvTraceContext
*tc
;
1329 LttvTracefileContext
*tfc
;
1330 LttvTracesetSelector
* ts_s
;
1331 LttvTraceSelector
* t_s
;
1332 LttvTracefileSelector
* tf_s
;
1336 LttvEventtypeSelector
* eventtype
;
1338 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1339 event_viewer_data
->filter_key
);
1341 //if there are hooks for traceset, remove them here
1343 nbi
= lttv_traceset_number(tsc
->ts
);
1344 for(i
= 0 ; i
< nbi
; i
++) {
1345 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1346 selected
= lttv_trace_selector_get_selected(t_s
);
1347 if(!selected
) continue;
1348 tc
= tsc
->traces
[i
];
1350 //if there are hooks for trace, remove them here
1352 nb_control
= ltt_trace_control_tracefile_number(trace
);
1353 nb_per_cpu
= ltt_trace_per_cpu_tracefile_number(trace
);
1354 nb_tracefile
= nb_control
+ nb_per_cpu
;
1356 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1357 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1358 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1359 if(!selected
) continue;
1362 tfc
= tc
->control_tracefiles
[j
];
1364 tfc
= tc
->per_cpu_tracefiles
[j
- nb_control
];
1366 //if there are hooks for tracefile, remove them here
1367 // lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
1368 // event_viewer_data->before_event_hooks,NULL);
1370 nb_facility
= ltt_trace_facility_number(trace
);
1372 for(k
=0;k
<nb_facility
;k
++){
1373 fac
= ltt_trace_facility_get(trace
,k
);
1374 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1375 for(m
=0;m
<nb_event
;m
++){
1376 et
= ltt_facility_eventtype_get(fac
,m
);
1377 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1378 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1380 id
= (gint
) ltt_eventtype_id(et
);
1381 lttv_tracefile_context_remove_hooks_by_id(tfc
,id
);
1388 //remove hooks from context
1389 // context_remove_hooks_api(event_viewer_data->mw, NULL, NULL, NULL, NULL, NULL, NULL,
1390 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1394 gboolean
update_time_window(void * hook_data
, void * call_data
)
1396 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1397 LttvTracesetContext
* tsc
= get_traceset_context(event_viewer_data
->mw
);
1399 if(event_viewer_data
->shown
== FALSE
){
1400 event_viewer_data
->time_window
= *(TimeWindow
*)call_data
;
1402 add_context_hooks(event_viewer_data
, tsc
);
1408 gboolean
update_current_time(void * hook_data
, void * call_data
)
1410 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1411 event_viewer_data
->current_time
= *(LttTime
*)call_data
;
1412 guint64 nsec
= event_viewer_data
->current_time
.tv_sec
* NANOSECONDS_PER_SECOND
1413 + event_viewer_data
->current_time
.tv_nsec
;
1417 GtkTreeModel
* model
= (GtkTreeModel
*)event_viewer_data
->store_m
;
1419 RawTraceData
* data
, *data1
;
1425 if(event_viewer_data
->current_time_updated
){
1426 event_viewer_data
->current_time_updated
= FALSE
;
1430 //check if the event is shown in the current viewer
1431 if(gtk_tree_model_get_iter_first(model
, &iter
)){
1433 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1435 if(!gtk_tree_model_iter_next(model
, &iter
)){
1444 // event_selected_hook(event_viewer_data, &count);
1447 //the event is not shown in the current viewer
1450 //check if the event is in the buffer
1451 list
= event_viewer_data
->raw_trace_data_queue
->head
;
1452 data
= (RawTraceData
*)g_list_nth_data(list
,0);
1453 data1
= (RawTraceData
*)g_list_nth_data(list
,event_viewer_data
->raw_trace_data_queue
->length
-1);
1455 //the event is in the buffer
1456 if(ltt_time_compare(data
->time
, event_viewer_data
->current_time
)<=0 &&
1457 ltt_time_compare(data1
->time
, event_viewer_data
->current_time
)>=0){
1458 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1459 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1460 if(ltt_time_compare(data
->time
, event_viewer_data
->current_time
) < 0){
1466 if(event_viewer_data
->raw_trace_data_queue
->length
-count
< event_viewer_data
->num_visible_events
){
1467 j
= event_viewer_data
->raw_trace_data_queue
->length
- event_viewer_data
->num_visible_events
;
1469 data
= (RawTraceData
*)g_list_nth_data(list
,j
);
1474 t
= ltt_time_sub(data
->time
, event_viewer_data
->time_span
.startTime
);
1475 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(t
) * NANOSECONDS_PER_SECOND
;
1476 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1477 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1478 insert_data_into_model(event_viewer_data
,j
, j
+event_viewer_data
->num_visible_events
);
1479 }else{//the event is not in the buffer
1480 LttTime start
= ltt_time_sub(event_viewer_data
->current_time
, event_viewer_data
->time_span
.startTime
);
1481 double position
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1482 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, position
);
1486 sprintf(str_path
,"%d\0",count
);
1487 path
= gtk_tree_path_new_from_string (str_path
);
1488 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
1489 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->tree_v
), "cursor-changed");
1490 gtk_tree_path_free(path
);
1495 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1497 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1500 remove_all_items_from_queue(event_viewer_data
->raw_trace_data_queue
);
1501 gtk_list_store_clear(event_viewer_data
->store_m
);
1502 event_viewer_data
->shown
= FALSE
;
1503 event_viewer_data
->append
= TRUE
;
1505 get_traceset_time_span(event_viewer_data
->mw
, &event_viewer_data
->time_span
);
1506 start
= ltt_time_sub(event_viewer_data
->time_span
.endTime
, event_viewer_data
->time_span
.startTime
);
1507 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1508 // event_viewer_data->vadjust_c->value = 0;
1514 void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
){
1515 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1516 MainWindow
* mw
= event_viewer_data
->mw
;
1517 set_focused_pane(mw
, gtk_widget_get_parent(event_viewer_data
->hbox_v
));
1520 void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
)
1522 RawTraceData
* data
;
1524 int pid
, tmpPid
, i
,j
,len
;
1525 GList
* list
, *tmpList
;
1526 GArray
* pid_array
, * tmp_pid_array
;
1528 pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1529 tmp_pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1531 //if the queue is full, remove some data, keep the size of the queue constant
1532 while(event_viewer_data
->raw_trace_data_queue
->length
+ size
> RESERVE_BIG_SIZE
){
1533 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue
,
1534 event_viewer_data
->append
);
1537 //update pid if it is not known
1538 if(event_viewer_data
->raw_trace_data_queue
->length
> 0){
1539 list
= event_viewer_data
->raw_trace_data_queue
->head
;
1540 tmpList
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1541 if(event_viewer_data
->append
){
1542 for(i
= event_viewer_data
->raw_trace_data_queue
->length
-1;i
>=0;i
--){
1543 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1544 len
= data
->pid
==0 ? -2 : data
->pid
;
1545 if(data
->cpu_id
+1 > pid_array
->len
){
1546 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1547 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1548 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1549 }else if(data
->cpu_id
+1 < pid_array
->len
){
1550 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1552 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1553 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1558 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1559 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1560 len
= data
->pid
==0 ? -2 : data
->pid
;
1561 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1562 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1563 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1564 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1565 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1566 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1568 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1569 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1574 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1575 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1576 len
= data
->pid
==0 ? -2 : data
->pid
;
1577 if(data
->cpu_id
+1 > pid_array
->len
){
1578 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1579 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1580 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1581 }else if(data
->cpu_id
+1 < pid_array
->len
){
1582 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1584 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1585 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1590 for(i
=event_viewer_data
->raw_trace_data_queue_tmp
->length
-1;i
>=0;i
--){
1591 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1592 len
= data
->pid
==0 ? -2 : data
->pid
;
1593 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1594 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1595 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1596 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1597 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1598 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1600 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1601 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1607 len
= pid_array
->len
> tmp_pid_array
->len
? tmp_pid_array
->len
: pid_array
->len
;
1609 pid
= g_array_index(pid_array
,int, j
);
1610 tmpPid
= g_array_index(tmp_pid_array
,int,j
);
1611 if(pid
== -2)pid
= 0;
1612 if(tmpPid
== -2) tmpPid
= 0;
1614 if(pid
== -1 && tmpPid
!= -1){
1615 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1616 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1617 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= tmpPid
;
1619 }else if(pid
!= -1 && tmpPid
== -1){
1620 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1621 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1622 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= pid
;
1628 g_array_free(pid_array
,TRUE
);
1629 g_array_free(tmp_pid_array
, TRUE
);
1631 //add data from tmp queue into the queue
1632 event_viewer_data
->number_of_events
= event_viewer_data
->raw_trace_data_queue
->length
1633 + event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1634 if(event_viewer_data
->append
){
1635 if(event_viewer_data
->raw_trace_data_queue
->length
> 0)
1636 event_viewer_data
->current_event_index
= event_viewer_data
->raw_trace_data_queue
->length
- 1;
1637 else event_viewer_data
->current_event_index
= 0;
1638 while((data
= g_queue_pop_head(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1639 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue
, data
);
1642 event_viewer_data
->current_event_index
+= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1643 while((data
= g_queue_pop_tail(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1644 g_queue_push_head(event_viewer_data
->raw_trace_data_queue
, data
);
1650 void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
1651 LttTime end
,unsigned max_num_events
, unsigned * real_num_events
)
1654 LttvTracesetContext
* tsc
= get_traceset_context(event_viewer_data
->mw
);
1656 // context_add_hooks_api(event_viewer_data->mw, NULL, NULL, NULL, NULL, NULL, NULL,
1657 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1658 add_context_hooks(event_viewer_data
,tsc
);
1660 process_traceset_api(event_viewer_data
->mw
, start
, end
, max_num_events
);
1662 remove_context_hooks(event_viewer_data
,tsc
);
1663 // context_remove_hooks_api(event_viewer_data->mw, NULL, NULL, NULL, NULL, NULL, NULL,
1664 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1666 size
= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1667 *real_num_events
= size
;
1669 update_raw_data_array(event_viewer_data
,size
);
1672 static void get_event_detail(LttEvent
*e
, LttField
*f
, GString
* s
)
1679 type
= ltt_field_type(f
);
1680 switch(ltt_type_class(type
)) {
1682 g_string_append_printf(s
, " %ld", ltt_event_get_long_int(e
,f
));
1686 g_string_append_printf(s
, " %lu", ltt_event_get_long_unsigned(e
,f
));
1690 g_string_append_printf(s
, " %g", ltt_event_get_double(e
,f
));
1694 g_string_append_printf(s
, " \"%s\"", ltt_event_get_string(e
,f
));
1698 g_string_append_printf(s
, " %s", ltt_enum_string_get(type
,
1699 ltt_event_get_unsigned(e
,f
)-1));
1704 g_string_append_printf(s
, " {");
1705 nb
= ltt_event_field_element_number(e
,f
);
1706 element
= ltt_field_element(f
);
1707 for(i
= 0 ; i
< nb
; i
++) {
1708 ltt_event_field_element_select(e
,f
,i
);
1709 get_event_detail(e
, element
, s
);
1711 g_string_append_printf(s
, " }");
1715 g_string_append_printf(s
, " {");
1716 nb
= ltt_type_member_number(type
);
1717 for(i
= 0 ; i
< nb
; i
++) {
1718 element
= ltt_field_member(f
,i
);
1719 ltt_type_member_type(type
, i
, &name
);
1720 g_string_append_printf(s
, " %s = ", name
);
1721 get_event_detail(e
, element
, s
);
1723 g_string_append_printf(s
, " }");
1729 static void get_pid(unsigned * in
, unsigned * out
, char * s
)
1732 str
= strstr(s
, "out =");
1735 sscanf(str
,"%d", out
);
1737 g_warning("Can not find out pid\n");
1740 str
= strstr(s
,"in =");
1743 sscanf(str
,"%d", in
);
1745 g_warning("Can not find in pid\n");
1749 gboolean
parse_event(void *hook_data
, void *call_data
)
1751 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1752 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1753 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1755 RawTraceData
* tmp_raw_trace_data
,*prev_raw_trace_data
= NULL
, *data
=NULL
;
1759 unsigned in
=0, out
=0;
1761 GString
* detail_event
= g_string_new("");
1765 field
= ltt_event_field(e
);
1766 time
= ltt_event_time(e
);
1768 tmp_raw_trace_data
= g_new(RawTraceData
,1);
1769 tmp_raw_trace_data
->cpu_id
= ltt_event_cpu_id(e
);
1770 tmp_raw_trace_data
->event_name
= g_strdup(ltt_eventtype_name(ltt_event_eventtype(e
)));
1771 tmp_raw_trace_data
->time
= time
;
1772 tmp_raw_trace_data
->ep
= ltt_event_position_new();
1774 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
){
1775 list
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1776 for(i
=event_viewer_data
->raw_trace_data_queue_tmp
->length
-1;i
>=0;i
--){
1777 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1778 if(data
->cpu_id
== tmp_raw_trace_data
->cpu_id
){
1779 prev_raw_trace_data
= data
;
1785 if(prev_raw_trace_data
) tmp_raw_trace_data
->pid
= prev_raw_trace_data
->pid
;
1786 else tmp_raw_trace_data
->pid
= -1;
1788 tmp_raw_trace_data
->entry_length
= field
== NULL
? 0 : ltt_field_size(field
);
1789 if(field
) get_event_detail(e
, field
, detail_event
);
1790 tmp_raw_trace_data
->event_description
= g_strdup(detail_event
->str
);
1792 if(strcmp(tmp_raw_trace_data
->event_name
, "schedchange") == 0){
1793 get_pid(&in
, &out
, detail_event
->str
);
1797 if(in
!= 0 || out
!= 0){
1798 tmp_raw_trace_data
->pid
= in
;
1799 if(prev_raw_trace_data
&& prev_raw_trace_data
->pid
== -1){
1800 list
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1801 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1802 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1803 if(data
->cpu_id
== tmp_raw_trace_data
->cpu_id
){
1810 ltt_event_position(e
, tmp_raw_trace_data
->ep
);
1812 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
>= RESERVE_SMALL_SIZE
){
1813 if(event_viewer_data
->append
){
1814 list
= g_list_last(event_viewer_data
->raw_trace_data_queue_tmp
->head
);
1815 data
= (RawTraceData
*)(list
->data
);
1816 if(data
->time
.tv_sec
== time
.tv_sec
&&
1817 data
->time
.tv_nsec
== time
.tv_nsec
){
1818 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1820 g_free(tmp_raw_trace_data
);
1823 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue_tmp
,TRUE
);
1824 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1827 g_queue_push_tail (event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1830 g_string_free(detail_event
, TRUE
);
1835 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
)
1837 RawTraceData
*data1
, *data2
= NULL
;
1841 data1
= (RawTraceData
*)g_queue_pop_head(q
);
1842 list
= g_list_first(q
->head
);
1844 data2
= (RawTraceData
*)(list
->data
);
1846 data1
= (RawTraceData
*)g_queue_pop_tail(q
);
1847 list
= g_list_last(q
->head
);
1849 data2
= (RawTraceData
*)(list
->data
);
1853 if(data1
->time
.tv_sec
== data2
->time
.tv_sec
&&
1854 data1
->time
.tv_nsec
== data2
->time
.tv_nsec
){
1855 remove_item_from_queue(q
, fromHead
);
1864 void remove_all_items_from_queue(GQueue
*q
)
1867 while((data
= (RawTraceData
*)g_queue_pop_head(q
)) != NULL
){