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>
47 #include "gtktreeprivate.h"
49 #include "icons/hGuiEventsInsert.xpm"
52 static LttvHooks
*before_event
;
54 /** Array containing instanced objects. Used when module is unloaded */
55 static GSList
*g_event_viewer_data_list
= NULL
;
57 /** hook functions for update time interval, current time ... */
58 gboolean
update_time_window(void * hook_data
, void * call_data
);
59 gboolean
update_current_time(void * hook_data
, void * call_data
);
60 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
);
61 void remove_all_items_from_queue(GQueue
* q
);
63 typedef struct _RawTraceData
{
68 unsigned entry_length
;
69 char * event_description
;
73 #define RESERVE_BIG_SIZE 1000
74 #define RESERVE_SMALL_SIZE 100
76 typedef enum _ScrollDirection
{
85 typedef struct _EventViewerData
{
88 TimeWindow time_window
;
90 LttvHooks
* before_event_hooks
;
92 gboolean append
; //prepend or append item
93 GQueue
* raw_trace_data_queue
; //buf to contain raw trace data
94 GQueue
* raw_trace_data_queue_tmp
; //tmp buf to contain raw data
95 unsigned current_event_index
;
96 double previous_value
; //value of the slide
97 TimeInterval time_span
;
98 // LttTime trace_start;
100 unsigned start_event_index
; //the first event shown in the window
101 unsigned end_event_index
; //the last event shown in the window
103 //scroll window containing Tree View
104 GtkWidget
* scroll_win
;
106 /* Model containing list data */
107 GtkListStore
*store_m
;
110 /* Widget to display the data in a columned list */
112 GtkAdjustment
*vtree_adjust_c
;
114 /* Vertical scrollbar and it's adjustment */
115 GtkWidget
*vscroll_vc
;
116 GtkAdjustment
*vadjust_c
;
118 /* Selection handler */
119 GtkTreeSelection
*select_c
;
121 guint num_visible_events
;
122 guint first_event
, last_event
;
124 /* TEST DATA, TO BE READ FROM THE TRACE */
125 gint number_of_events
;
126 guint currently_selected_event
;
127 gboolean selected_event
;
131 //! Event Viewer's constructor hook
132 GtkWidget
*h_gui_events(MainWindow
*parent_window
, LttvTracesetSelector
* s
, char* key
);
133 //! Event Viewer's constructor
134 EventViewerData
*gui_events(MainWindow
*parent_window
, LttvTracesetSelector
*s
, char *key
);
135 //! Event Viewer's destructor
136 void gui_events_destructor(EventViewerData
*event_viewer_data
);
137 void gui_events_free(EventViewerData
*event_viewer_data
);
139 static int event_selected_hook(void *hook_data
, void *call_data
);
141 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
142 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
144 /* Prototype for selection handler callback */
145 static void tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
);
146 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
147 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
);
148 static void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
);
149 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
150 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
);
151 static void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
);
154 static void get_test_data(double time
, guint list_height
,
155 EventViewerData
*event_viewer_data
);
157 void add_test_data(EventViewerData
*event_viewer_data
);
159 static void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
160 LttTime end
, unsigned max_num_events
, unsigned * real_num_events
);
161 static gboolean
parse_event(void *hook_data
, void *call_data
);
163 static LttvModule
*main_win_module
;
166 * plugin's init function
168 * This function initializes the Event Viewer functionnality through the
171 G_MODULE_EXPORT
void init(LttvModule
*self
, int argc
, char *argv
[]) {
173 main_win_module
= lttv_module_require(self
, "mainwin", argc
, argv
);
175 if(main_win_module
== NULL
){
176 g_critical("Can't load Control Flow Viewer : missing mainwin\n");
180 /* Register the toolbar insert button */
181 toolbar_item_reg(hGuiEventsInsert_xpm
, "Insert Event Viewer", h_gui_events
);
183 /* Register the menu item insert entry */
184 menu_item_reg("/", "Insert Event Viewer", h_gui_events
);
188 void event_destroy_walk(gpointer data
, gpointer user_data
)
190 gui_events_destructor((EventViewerData
*)data
);
194 * plugin's destroy function
196 * This function releases the memory reserved by the module and unregisters
197 * everything that has been registered in the gtkTraceSet API.
199 G_MODULE_EXPORT
void destroy() {
202 EventViewerData
*event_viewer_data
;
204 if(g_event_viewer_data_list
){
205 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
206 g_slist_free(g_event_viewer_data_list
);
209 /* Unregister the toolbar insert button */
210 toolbar_item_unreg(h_gui_events
);
212 /* Unregister the menu item insert entry */
213 menu_item_unreg(h_gui_events
);
216 /* Enumeration of the columns */
230 * Event Viewer's constructor hook
232 * This constructor is given as a parameter to the menuitem and toolbar button
233 * registration. It creates the list.
234 * @param parent_window A pointer to the parent window.
235 * @return The widget created.
238 h_gui_events(MainWindow
* parent_window
, LttvTracesetSelector
* s
, char* key
)
240 EventViewerData
* event_viewer_data
= gui_events(parent_window
, s
, key
) ;
242 if(event_viewer_data
)
243 return event_viewer_data
->hbox_v
;
249 * Event Viewer's constructor
251 * This constructor is used to create EventViewerData data structure.
252 * @return The Event viewer data created.
255 gui_events(MainWindow
*parent_window
, LttvTracesetSelector
* s
,char* key
)
258 GtkTreeViewColumn
*column
;
259 GtkCellRenderer
*renderer
;
260 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
264 event_viewer_data
->mw
= parent_window
;
265 get_time_window(event_viewer_data
->mw
, &event_viewer_data
->time_window
);
266 get_current_time(event_viewer_data
->mw
, &event_viewer_data
->current_time
);
268 event_viewer_data
->before_event_hooks
= lttv_hooks_new();
269 lttv_hooks_add(event_viewer_data
->before_event_hooks
, parse_event
, event_viewer_data
);
271 event_viewer_data
->raw_trace_data_queue
= g_queue_new();
272 event_viewer_data
->raw_trace_data_queue_tmp
= g_queue_new();
274 reg_update_time_window(update_time_window
,event_viewer_data
, event_viewer_data
->mw
);
275 reg_update_current_time(update_current_time
,event_viewer_data
, event_viewer_data
->mw
);
277 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
278 gtk_widget_show ( event_viewer_data
->scroll_win
);
279 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
280 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
282 /* TEST DATA, TO BE READ FROM THE TRACE */
283 event_viewer_data
->currently_selected_event
= FALSE
;
284 event_viewer_data
->selected_event
= 0;
286 /* Create a model for storing the data list */
287 event_viewer_data
->store_m
= gtk_list_store_new (
288 N_COLUMNS
, /* Total number of columns */
289 G_TYPE_INT
, /* CPUID */
290 G_TYPE_STRING
, /* Event */
291 G_TYPE_UINT64
, /* Time */
292 G_TYPE_INT
, /* PID */
293 G_TYPE_INT
, /* Entry length */
294 G_TYPE_STRING
); /* Event's description */
296 /* Create the viewer widget for the columned list */
297 event_viewer_data
->tree_v
= gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
299 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
300 G_CALLBACK (tree_v_size_allocate_cb
),
302 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
303 G_CALLBACK (tree_v_size_request_cb
),
306 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
307 G_CALLBACK (tree_v_cursor_changed_cb
),
310 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
311 G_CALLBACK (tree_v_move_cursor_cb
),
314 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "grab-focus",
315 G_CALLBACK (tree_v_grab_focus
),
318 // Use on each column!
319 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v, GTK_TREE_VIEW_COLUMN_FIXED);
321 /* The view now holds a reference. We can get rid of our own
323 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
326 /* Create a column, associating the "text" attribute of the
327 * cell_renderer to the first column of the model */
328 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
329 renderer
= gtk_cell_renderer_text_new ();
330 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
332 "text", CPUID_COLUMN
,
334 gtk_tree_view_column_set_alignment (column
, 0.0);
335 gtk_tree_view_column_set_fixed_width (column
, 45);
336 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
338 renderer
= gtk_cell_renderer_text_new ();
339 column
= gtk_tree_view_column_new_with_attributes ("Event",
341 "text", EVENT_COLUMN
,
343 gtk_tree_view_column_set_alignment (column
, 0.0);
344 gtk_tree_view_column_set_fixed_width (column
, 120);
345 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
347 renderer
= gtk_cell_renderer_text_new ();
348 column
= gtk_tree_view_column_new_with_attributes ("Time",
352 gtk_tree_view_column_set_alignment (column
, 1.0);
353 gtk_tree_view_column_set_fixed_width (column
, 120);
354 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
356 renderer
= gtk_cell_renderer_text_new ();
357 column
= gtk_tree_view_column_new_with_attributes ("PID",
361 gtk_tree_view_column_set_alignment (column
, 1.0);
362 gtk_tree_view_column_set_fixed_width (column
, 45);
363 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
365 renderer
= gtk_cell_renderer_text_new ();
366 column
= gtk_tree_view_column_new_with_attributes ("Entry Length",
368 "text", ENTRY_LEN_COLUMN
,
370 gtk_tree_view_column_set_alignment (column
, 1.0);
371 gtk_tree_view_column_set_fixed_width (column
, 60);
372 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
374 renderer
= gtk_cell_renderer_text_new ();
375 column
= gtk_tree_view_column_new_with_attributes ("Event's Description",
377 "text", EVENT_DESCR_COLUMN
,
379 gtk_tree_view_column_set_alignment (column
, 0.0);
380 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
383 /* Setup the selection handler */
384 event_viewer_data
->select_c
= gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
385 gtk_tree_selection_set_mode (event_viewer_data
->select_c
, GTK_SELECTION_SINGLE
);
386 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
387 G_CALLBACK (tree_selection_changed_cb
),
390 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
), event_viewer_data
->tree_v
);
392 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
393 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
395 /* Create vertical scrollbar and pack it */
396 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
397 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
398 GTK_UPDATE_DISCONTINUOUS
);
399 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
401 /* Get the vertical scrollbar's adjustment */
402 event_viewer_data
->vadjust_c
= gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
403 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
404 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
406 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
407 G_CALLBACK (v_scroll_cb
),
409 /* Set the upper bound to the last event number */
410 event_viewer_data
->previous_value
= 0;
411 event_viewer_data
->vadjust_c
->lower
= 0.0;
412 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
413 event_viewer_data
->vadjust_c
->value
= 0.0;
414 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
415 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
416 // event_viewer_data->vtree_adjust_c->upper;
417 event_viewer_data
->vadjust_c
->page_size
= 2.0;
418 // event_viewer_data->vtree_adjust_c->upper;
419 /* Raw event trace */
420 gtk_widget_show(event_viewer_data
->hbox_v
);
421 gtk_widget_show(event_viewer_data
->tree_v
);
422 gtk_widget_show(event_viewer_data
->vscroll_vc
);
424 /* Add the object's information to the module's array */
425 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
, event_viewer_data
);
427 event_viewer_data
->first_event
= -1 ;
428 event_viewer_data
->last_event
= 0 ;
430 event_viewer_data
->num_visible_events
= 1;
432 //get the life span of the traceset and set the upper of the scroll bar
433 get_traceset_time_span(event_viewer_data
->mw
, &event_viewer_data
->time_span
);
435 start
= ltt_time_sub(event_viewer_data
->time_span
.endTime
, event_viewer_data
->time_span
.startTime
);
436 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
438 event_viewer_data
->append
= TRUE
;
442 end
.tv_sec
= G_MAXULONG
;
443 end
.tv_nsec
= G_MAXULONG
;
445 get_events(event_viewer_data
, start
,end
, RESERVE_SMALL_SIZE
, &size
);
447 event_viewer_data
->start_event_index
= 0;
448 event_viewer_data
->end_event_index
= event_viewer_data
->num_visible_events
- 1;
451 get_test_data(event_viewer_data
->vadjust_c
->value
,
452 event_viewer_data
->num_visible_events
,
455 /* Set the Selected Event */
456 // tree_v_set_cursor(event_viewer_data);
460 G_OBJECT(event_viewer_data
->hbox_v
),
464 g_object_set_data_full(
465 G_OBJECT(event_viewer_data
->hbox_v
),
468 (GDestroyNotify
)gui_events_free
);
470 return event_viewer_data
;
473 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
477 if(event_viewer_data
->selected_event
&& event_viewer_data
->first_event
!= -1)
479 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
480 // event_viewer_data->currently_selected_event);
482 path
= gtk_tree_path_new_from_indices(
483 event_viewer_data
->currently_selected_event
-
484 event_viewer_data
->first_event
,
487 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
488 gtk_tree_path_free(path
);
492 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
497 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
498 indices
= gtk_tree_path_get_indices(path
);
502 event_viewer_data
->selected_event
= TRUE
;
503 event_viewer_data
->currently_selected_event
=
504 event_viewer_data
->first_event
+ indices
[0];
507 event_viewer_data
->selected_event
= FALSE
;
508 event_viewer_data
->currently_selected_event
= 0;
511 gtk_tree_path_free(path
);
517 void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
)
519 GtkTreePath
*path
; // = gtk_tree_path_new();
522 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
524 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
527 /* No prior cursor, put it at beginning of page and let the execution do */
528 path
= gtk_tree_path_new_from_indices(0, -1);
529 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
532 indices
= gtk_tree_path_get_indices(path
);
534 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
536 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
541 /* move one line down */
542 if(indices
[0] == event_viewer_data
->num_visible_events
- 1)
544 if(value
+ event_viewer_data
->num_visible_events
<=
545 event_viewer_data
->number_of_events
-1)
547 event_viewer_data
->currently_selected_event
+= 1;
548 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
549 //gtk_tree_path_free(path);
550 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
551 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
552 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
556 /* Move one line up */
561 event_viewer_data
->currently_selected_event
-= 1;
562 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
563 //gtk_tree_path_free(path);
564 //path = gtk_tree_path_new_from_indices(0, -1);
565 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
566 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
574 if(arg1
== GTK_MOVEMENT_PAGES
)
579 if(event_viewer_data
->num_visible_events
== 1)
581 /* move one page down */
582 if(value
+ event_viewer_data
->num_visible_events
-1 <=
583 event_viewer_data
->number_of_events
)
585 event_viewer_data
->currently_selected_event
+= event_viewer_data
->num_visible_events
-1;
586 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
587 // value+(event_viewer_data->num_visible_events-1));
588 //gtk_tree_path_free(path);
589 //path = gtk_tree_path_new_from_indices(0, -1);
590 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
591 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
594 /* Move one page up */
595 if(event_viewer_data
->num_visible_events
== 1)
598 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
600 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
602 event_viewer_data
->currently_selected_event
-= event_viewer_data
->num_visible_events
-1;
604 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
605 // value-(event_viewer_data->num_visible_events-1));
606 //gtk_tree_path_free(path);
607 //path = gtk_tree_path_new_from_indices(0, -1);
608 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
609 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
612 /* Go to first Event */
613 event_viewer_data
->currently_selected_event
== 0 ;
614 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
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");
628 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
630 /* Move to the ends of the buffer */
633 /* move end of buffer */
634 event_viewer_data
->currently_selected_event
= event_viewer_data
->number_of_events
-1 ;
635 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
636 // event_viewer_data->number_of_events -
637 // event_viewer_data->num_visible_events);
638 //gtk_tree_path_free(path);
639 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
640 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
641 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
643 /* Move beginning of buffer */
644 event_viewer_data
->currently_selected_event
= 0 ;
645 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
646 //gtk_tree_path_free(path);
647 //path = gtk_tree_path_new_from_indices(0, -1);
648 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
649 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
655 gtk_tree_path_free(path
);
658 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
660 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
664 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
667 /* On cursor change, modify the currently selected event by calling
668 * the right API function */
669 tree_v_get_cursor(event_viewer_data
);
671 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), &path, NULL);
672 if(gtk_tree_model_get_iter(model,&iter,path)){
673 gtk_tree_model_get(model, &iter, TIME_COLUMN, &time, -1);
674 ltt_time.tv_sec = time / NANOSECONDS_PER_SECOND;
675 ltt_time.tv_nsec = time % NANOSECONDS_PER_SECOND;
677 if(ltt_time.tv_sec != event_viewer_data->current_time.tv_sec ||
678 ltt_time.tv_nsec != event_viewer_data->current_time.tv_nsec)
679 set_current_time(event_viewer_data->mw,<t_time);
681 g_warning("Can not get iter\n");
687 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
689 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
690 GtkTreePath
*tree_path
;
692 get_test_data(adjustment
->value
, event_viewer_data
->num_visible_events
,
696 if(event_viewer_data
->currently_selected_event
697 >= event_viewer_data
->first_event
699 event_viewer_data
->currently_selected_event
700 <= event_viewer_data
->last_event
702 event_viewer_data
->selected_event
)
705 tree_path
= gtk_tree_path_new_from_indices(
706 event_viewer_data
->currently_selected_event
-
707 event_viewer_data
->first_event
,
710 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
712 gtk_tree_path_free(tree_path
);
718 gint
get_cell_height(GtkTreeView
*TreeView
)
721 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
722 GList
*Render_List
= gtk_tree_view_column_get_cell_renderers(column
);
723 GtkCellRenderer
*renderer
= g_list_first(Render_List
)->data
;
725 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
730 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
732 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
733 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
734 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
735 gdouble exact_num_visible
;
737 exact_num_visible
= ( alloc
->height
-
738 TREE_VIEW_HEADER_HEIGHT (GTK_TREE_VIEW(event_viewer_data
->tree_v
)) )
739 / (double)cell_height
;
741 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
744 event_viewer_data->vadjust_c->page_increment =
745 floor(exact_num_visible);
746 event_viewer_data->vadjust_c->page_size =
747 floor(exact_num_visible);
750 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
752 get_test_data(event_viewer_data
->vadjust_c
->value
,
753 event_viewer_data
->num_visible_events
,
760 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
763 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
764 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
766 h
= cell_height
+ TREE_VIEW_HEADER_HEIGHT
767 (GTK_TREE_VIEW(event_viewer_data
->tree_v
));
768 requisition
->height
= h
;
772 void get_test_data(double time_value
, guint list_height
,
773 EventViewerData
*event_viewer_data
)
777 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
778 GtkTreePath
*tree_path
;
779 RawTraceData
* raw_data
;
780 ScrollDirection direction
= SCROLL_NONE
;
783 double value
= event_viewer_data
->previous_value
- time_value
;
784 LttTime start
, end
, time
;
786 unsigned backward_num
, minNum
, maxNum
;
788 unsigned block_num
, event_num
;
789 unsigned size
= 1, count
= 0;
790 gboolean need_backward_again
, backward
;
793 GtkWidget
* widget
= gtk_widget_get_parent(event_viewer_data
->hbox_v
);
796 new = gdk_cursor_new(GDK_X_CURSOR
);
797 win
= gtk_widget_get_parent_window(widget
);
798 gdk_window_set_cursor(win
, new);
799 gdk_cursor_unref(new);
800 gdk_window_stick(win
);
801 gdk_window_unstick(win
);
805 // if(event_number > event_viewer_data->last_event ||
806 // event_number + list_height-1 < event_viewer_data->first_event ||
807 // event_viewer_data->first_event == -1)
809 /* no event can be reused, clear and start from nothing */
810 if(value
== -1.0) direction
= SCROLL_STEP_DOWN
;
811 else if(value
== 1.0 ) direction
= SCROLL_STEP_UP
;
812 else if(value
== -2.0) direction
= SCROLL_PAGE_DOWN
;
813 else if(value
== 2.0 ) direction
= SCROLL_PAGE_UP
;
814 else if(value
== 0.0 ) direction
= SCROLL_NONE
;
815 else direction
= SCROLL_JUMP
;
820 if(direction
== SCROLL_PAGE_UP
){
821 backward
= list_height
>event_viewer_data
->start_event_index
? TRUE
: FALSE
;
823 backward
= event_viewer_data
->start_event_index
== 0 ? TRUE
: FALSE
;
826 event_viewer_data
->append
= FALSE
;
828 if(direction
== SCROLL_PAGE_UP
){
829 minNum
= list_height
- event_viewer_data
->start_event_index
;
834 first
= event_viewer_data
->raw_trace_data_queue
->head
;
835 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
836 end
= raw_data
->time
;
838 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
840 if(event_num
> minNum
){
841 backward_num
= event_num
> RESERVE_SMALL_SIZE
842 ? event_num
- RESERVE_SMALL_SIZE
: 1;
843 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
844 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
845 ev
= ltt_tracefile_read(tf
);
846 start
= ltt_event_time(ev
);
850 ltt_event_position_set(raw_data
->ep
, block_num
-1, 1);
851 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
852 ev
= ltt_tracefile_read(tf
);
853 start
= ltt_event_time(ev
);
861 if(block_num
> count
){
862 ltt_event_position_set(raw_data
->ep
, block_num
-count
, 1);
863 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
864 ev
= ltt_tracefile_read(tf
);
865 start
= ltt_event_time(ev
);
873 event_viewer_data
->current_event_index
= event_viewer_data
->start_event_index
;
874 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
875 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
877 if(size
< minNum
&& (start
.tv_sec
!=0 || start
.tv_nsec
!=0))
878 need_backward_again
= TRUE
;
879 else need_backward_again
= FALSE
;
885 }while(need_backward_again
);
887 if(direction
== SCROLL_STEP_UP
)
888 event_number
= event_viewer_data
->start_event_index
- 1;
890 event_number
= event_viewer_data
->start_event_index
- list_height
;
892 case SCROLL_STEP_DOWN
:
893 if(event_viewer_data
->end_event_index
== event_viewer_data
->number_of_events
- 1){
894 event_viewer_data
->append
= TRUE
;
895 first
= event_viewer_data
->raw_trace_data_queue
->head
;
896 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
897 start
= raw_data
->time
;
899 end
.tv_sec
= G_MAXULONG
;
900 end
.tv_nsec
= G_MAXULONG
;
901 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
, &size
);
903 if(size
> 0) event_number
= event_viewer_data
->start_event_index
+ 1;
904 else event_number
= event_viewer_data
->start_event_index
;
906 case SCROLL_PAGE_DOWN
:
907 if(event_viewer_data
->end_event_index
>= event_viewer_data
->number_of_events
- 1 - list_height
){
908 event_viewer_data
->append
= TRUE
;
909 first
= event_viewer_data
->raw_trace_data_queue
->head
;
910 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
911 start
= raw_data
->time
;
913 end
.tv_sec
= G_MAXULONG
;
914 end
.tv_nsec
= G_MAXULONG
;
915 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
917 if(list_height
<= event_viewer_data
->number_of_events
- 1 - event_viewer_data
->end_event_index
)
918 event_number
= event_viewer_data
->start_event_index
+ list_height
- 1;
920 event_number
= event_viewer_data
->number_of_events
- 1 - list_height
;
923 event_viewer_data
->append
= TRUE
;
924 remove_all_items_from_queue(event_viewer_data
->raw_trace_data_queue
);
925 end
.tv_sec
= G_MAXULONG
;
926 end
.tv_nsec
= G_MAXULONG
;
927 time
= ltt_time_from_double(time_value
/ NANOSECONDS_PER_SECOND
);
928 start
= ltt_time_add(event_viewer_data
->time_span
.startTime
, time
);
929 event_viewer_data
->previous_value
= time_value
;
930 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
931 if(size
< list_height
){
932 event_viewer_data
->append
= FALSE
;
933 first
= event_viewer_data
->raw_trace_data_queue
->head
;
934 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
935 end
= raw_data
->time
;
937 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
939 if(event_num
> list_height
- size
){
940 backward_num
= event_num
> RESERVE_SMALL_SIZE
941 ? event_num
- RESERVE_SMALL_SIZE
: 1;
942 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
943 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
944 ev
= ltt_tracefile_read(tf
);
945 start
= ltt_event_time(ev
);
947 event_viewer_data
->current_event_index
= 0;
948 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
949 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
951 event_number
= event_viewer_data
->raw_trace_data_queue
->length
- list_height
;
957 event_number
= event_viewer_data
->current_event_index
;
963 //update the value of the scroll bar
964 if(direction
!= SCROLL_NONE
&& direction
!= SCROLL_JUMP
){
965 first
= event_viewer_data
->raw_trace_data_queue
->head
;
966 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_number
);
967 time
= ltt_time_sub(raw_data
->time
, event_viewer_data
->time_span
.startTime
);
968 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(time
) * NANOSECONDS_PER_SECOND
;
969 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
970 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
974 event_viewer_data
->start_event_index
= event_number
;
975 event_viewer_data
->end_event_index
= event_number
+ list_height
- 1;
977 first
= event_viewer_data
->raw_trace_data_queue
->head
;
978 gtk_list_store_clear(event_viewer_data
->store_m
);
979 for(i
=event_number
; i
<event_number
+list_height
; i
++)
983 if(i
>=event_viewer_data
->number_of_events
) break;
985 raw_data
= (RawTraceData
*)g_list_nth_data(first
, i
);
987 // Add a new row to the model
988 real_data
= raw_data
->time
.tv_sec
;
989 real_data
*= NANOSECONDS_PER_SECOND
;
990 real_data
+= raw_data
->time
.tv_nsec
;
991 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
992 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
993 CPUID_COLUMN
, raw_data
->cpu_id
,
994 EVENT_COLUMN
, raw_data
->event_name
,
995 TIME_COLUMN
, real_data
,
996 PID_COLUMN
, raw_data
->pid
,
997 ENTRY_LEN_COLUMN
, raw_data
->entry_length
,
998 EVENT_DESCR_COLUMN
, raw_data
->event_description
,
1001 gtk_list_store_append (event_viewer_data->store_m, &iter);
1002 gtk_list_store_set (event_viewer_data->store_m, &iter,
1004 EVENT_COLUMN, "event irq",
1007 ENTRY_LEN_COLUMN, 17,
1008 EVENT_DESCR_COLUMN, "Detailed information",
1013 #ifdef DEBUG //do not use this, it's slower and broken
1015 /* Some events will be reused */
1016 if(event_number
< event_viewer_data
->first_event
)
1018 /* scrolling up, prepend events */
1019 tree_path
= gtk_tree_path_new_from_indices
1020 (event_number
+list_height
-1 -
1021 event_viewer_data
->first_event
+ 1,
1023 for(i
=0; i
<event_viewer_data
->last_event
-(event_number
+list_height
-1);
1026 /* Remove the last events from the list */
1027 if(gtk_tree_model_get_iter(model
, &iter
, tree_path
))
1028 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1031 for(i
=event_viewer_data
->first_event
-1; i
>=event_number
; i
--)
1033 if(i
>=event_viewer_data
->number_of_events
) break;
1034 /* Prepend new events */
1035 gtk_list_store_prepend (event_viewer_data
->store_m
, &iter
);
1036 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1038 EVENT_COLUMN
, "event irq",
1041 ENTRY_LEN_COLUMN
, 17,
1042 EVENT_DESCR_COLUMN
, "Detailed information",
1046 /* Scrolling down, append events */
1047 for(i
=event_viewer_data
->first_event
; i
<event_number
; i
++)
1049 /* Remove these events from the list */
1050 gtk_tree_model_get_iter_first(model
, &iter
);
1051 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1053 for(i
=event_viewer_data
->last_event
+1; i
<event_number
+list_height
; i
++)
1055 if(i
>=event_viewer_data
->number_of_events
) break;
1056 /* Append new events */
1057 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1058 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1060 EVENT_COLUMN
, "event irq",
1063 ENTRY_LEN_COLUMN
, 17,
1064 EVENT_DESCR_COLUMN
, "Detailed information",
1071 event_viewer_data
->first_event
= event_viewer_data
->start_event_index
;
1072 event_viewer_data
->last_event
= event_viewer_data
->end_event_index
;
1075 gdk_window_set_cursor(win
, NULL
);
1080 void add_test_data(EventViewerData
*event_viewer_data
)
1087 /* Add a new row to the model */
1088 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1089 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1091 EVENT_COLUMN
, "event irq",
1094 ENTRY_LEN_COLUMN
, 17,
1095 EVENT_DESCR_COLUMN
, "Detailed information",
1102 gui_events_free(EventViewerData
*event_viewer_data
)
1104 if(event_viewer_data
){
1105 lttv_hooks_remove(event_viewer_data
->before_event_hooks
,parse_event
);
1106 lttv_hooks_destroy(event_viewer_data
->before_event_hooks
);
1108 remove_all_items_from_queue (event_viewer_data
->raw_trace_data_queue
);
1109 g_queue_free(event_viewer_data
->raw_trace_data_queue
);
1110 g_queue_free(event_viewer_data
->raw_trace_data_queue_tmp
);
1112 unreg_update_time_window(update_time_window
,event_viewer_data
, event_viewer_data
->mw
);
1113 unreg_update_current_time(update_current_time
,event_viewer_data
, event_viewer_data
->mw
);
1115 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
, event_viewer_data
);
1116 g_free(event_viewer_data
);
1121 gui_events_destructor(EventViewerData
*event_viewer_data
)
1125 /* May already been done by GTK window closing */
1126 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1127 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1128 event_viewer_data
= NULL
;
1131 /* Destroy the Tree View */
1132 //gtk_widget_destroy(event_viewer_data->tree_v);
1134 /* Clear raw event list */
1135 //gtk_list_store_clear(event_viewer_data->store_m);
1136 //gtk_widget_destroy(GTK_WIDGET(event_viewer_data->store_m));
1138 //gui_events_free(event_viewer_data);
1141 //FIXME : call hGuiEvents_Destructor for corresponding data upon widget destroy
1144 tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
)
1146 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1148 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1151 if (gtk_tree_selection_get_selected (selection
, &model
, &iter
))
1153 gtk_tree_model_get (model
, &iter
, EVENT_COLUMN
, &event
, -1);
1160 int event_selected_hook(void *hook_data
, void *call_data
)
1162 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1163 guint
*event_number
= (guint
*) call_data
;
1165 event_viewer_data
->currently_selected_event
= *event_number
;
1166 event_viewer_data
->selected_event
= TRUE
;
1168 tree_v_set_cursor(event_viewer_data
);
1173 gboolean
update_time_window(void * hook_data
, void * call_data
)
1175 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1176 event_viewer_data
->time_window
= *(TimeWindow
*)call_data
;
1181 gboolean
update_current_time(void * hook_data
, void * call_data
)
1183 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1184 event_viewer_data
->current_time
= *(LttTime
*)call_data
;
1185 guint64 nsec
= event_viewer_data
->current_time
.tv_sec
* NANOSECONDS_PER_SECOND
1186 + event_viewer_data
->current_time
.tv_nsec
;
1190 GtkTreeModel
* model
= (GtkTreeModel
*)event_viewer_data
->store_m
;
1193 if(gtk_tree_model_get_iter_first(model
, &iter
)){
1195 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1197 if(!gtk_tree_model_iter_next(model
, &iter
)){
1205 // event_selected_hook(event_viewer_data, &count);
1211 void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
){
1212 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1213 MainWindow
* mw
= event_viewer_data
->mw
;
1214 set_focused_pane(mw
, gtk_widget_get_parent(event_viewer_data
->hbox_v
));
1217 void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
1218 LttTime end
,unsigned max_num_events
, unsigned * real_num_events
)
1221 RawTraceData
* data
;
1222 context_add_hooks_api(event_viewer_data
->mw
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
1223 NULL
, NULL
, NULL
,event_viewer_data
->before_event_hooks
,NULL
);
1224 process_traceset_api(event_viewer_data
->mw
, start
, end
, max_num_events
);
1225 context_remove_hooks_api(event_viewer_data
->mw
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
1226 NULL
, NULL
, NULL
,event_viewer_data
->before_event_hooks
,NULL
);
1228 size
= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1229 *real_num_events
= size
;
1232 GList
* list
, *tmpList
;
1234 //if the queue is full, remove some data, keep the size of the queue constant
1235 while(event_viewer_data
->raw_trace_data_queue
->length
+ size
> RESERVE_BIG_SIZE
){
1236 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue
,
1237 event_viewer_data
->append
);
1240 //update pid if it is not known
1241 if(event_viewer_data
->raw_trace_data_queue
->length
> 0){
1242 list
= event_viewer_data
->raw_trace_data_queue
->head
;
1243 tmpList
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1244 if(event_viewer_data
->append
){
1245 data
= (RawTraceData
*)g_list_nth_data(list
, event_viewer_data
->raw_trace_data_queue
->length
-1);
1247 data
= (RawTraceData
*)g_list_nth_data(tmpList
, 0);
1250 data
= (RawTraceData
*)g_list_nth_data(list
, 0);
1252 data
= (RawTraceData
*)g_list_nth_data(tmpList
, event_viewer_data
->raw_trace_data_queue_tmp
->length
-1);
1256 if(pid
== -1 && tmpPid
!= -1){
1257 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1258 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1259 if(data
->pid
== -1) data
->pid
= tmpPid
;
1261 }else if(pid
!= -1 && tmpPid
== -1){
1262 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1263 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1264 if(data
->pid
== -1) data
->pid
= pid
;
1269 //add data from tmp queue into the queue
1270 event_viewer_data
->number_of_events
= event_viewer_data
->raw_trace_data_queue
->length
1271 + event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1272 if(event_viewer_data
->append
){
1273 if(event_viewer_data
->raw_trace_data_queue
->length
> 0)
1274 event_viewer_data
->current_event_index
= event_viewer_data
->raw_trace_data_queue
->length
- 1;
1275 else event_viewer_data
->current_event_index
= 0;
1276 while((data
= g_queue_pop_head(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1277 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue
, data
);
1280 event_viewer_data
->current_event_index
+= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1281 while((data
= g_queue_pop_tail(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1282 g_queue_push_head(event_viewer_data
->raw_trace_data_queue
, data
);
1288 static void get_event_detail(LttEvent
*e
, LttField
*f
, GString
* s
)
1295 type
= ltt_field_type(f
);
1296 switch(ltt_type_class(type
)) {
1298 g_string_append_printf(s
, " %ld", ltt_event_get_long_int(e
,f
));
1302 g_string_append_printf(s
, " %lu", ltt_event_get_long_unsigned(e
,f
));
1306 g_string_append_printf(s
, " %g", ltt_event_get_double(e
,f
));
1310 g_string_append_printf(s
, " \"%s\"", ltt_event_get_string(e
,f
));
1314 g_string_append_printf(s
, " %s", ltt_enum_string_get(type
,
1315 ltt_event_get_unsigned(e
,f
)-1));
1320 g_string_append_printf(s
, " {");
1321 nb
= ltt_event_field_element_number(e
,f
);
1322 element
= ltt_field_element(f
);
1323 for(i
= 0 ; i
< nb
; i
++) {
1324 ltt_event_field_element_select(e
,f
,i
);
1325 get_event_detail(e
, element
, s
);
1327 g_string_append_printf(s
, " }");
1331 g_string_append_printf(s
, " {");
1332 nb
= ltt_type_member_number(type
);
1333 for(i
= 0 ; i
< nb
; i
++) {
1334 element
= ltt_field_member(f
,i
);
1335 ltt_type_member_type(type
, i
, &name
);
1336 g_string_append_printf(s
, " %s = ", name
);
1337 get_event_detail(e
, element
, s
);
1339 g_string_append_printf(s
, " }");
1345 static void get_pid(unsigned * in
, unsigned * out
, char * s
)
1348 str
= strstr(s
, "out =");
1351 sscanf(str
,"%d", out
);
1353 g_warning("Can not find out pid\n");
1356 str
= strstr(s
,"in =");
1359 sscanf(str
,"%d", in
);
1361 g_warning("Can not find in pid\n");
1365 gboolean
parse_event(void *hook_data
, void *call_data
)
1367 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1368 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1369 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1371 RawTraceData
* tmp_raw_trace_data
,*prev_raw_trace_data
= NULL
, *data
=NULL
;
1375 unsigned in
=0, out
=0;
1377 GString
* detail_event
= g_string_new("");
1381 field
= ltt_event_field(e
);
1382 time
= ltt_event_time(e
);
1384 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
){
1385 list
= g_list_last(event_viewer_data
->raw_trace_data_queue_tmp
->head
);
1386 prev_raw_trace_data
= (RawTraceData
*)(list
->data
);
1389 tmp_raw_trace_data
= g_new(RawTraceData
,1);
1390 tmp_raw_trace_data
->cpu_id
= ltt_event_cpu_id(e
);
1391 tmp_raw_trace_data
->event_name
= g_strdup(ltt_eventtype_name(ltt_event_eventtype(e
)));
1392 tmp_raw_trace_data
->time
= time
;
1393 tmp_raw_trace_data
->ep
= ltt_event_position_new();
1395 if(prev_raw_trace_data
) tmp_raw_trace_data
->pid
= prev_raw_trace_data
->pid
;
1396 else tmp_raw_trace_data
->pid
= -1;
1398 tmp_raw_trace_data
->entry_length
= field
== NULL
? 0 : ltt_field_size(field
);
1399 if(field
) get_event_detail(e
, field
, detail_event
);
1400 tmp_raw_trace_data
->event_description
= g_strdup(detail_event
->str
);
1402 if(strcmp(tmp_raw_trace_data
->event_name
, "schedchange") == 0){
1403 get_pid(&in
, &out
, detail_event
->str
);
1407 if(in
!= 0 || out
!= 0){
1408 tmp_raw_trace_data
->pid
= in
;
1409 if(prev_raw_trace_data
&& prev_raw_trace_data
->pid
== -1){
1410 list
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1411 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1412 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1418 ltt_event_position(e
, tmp_raw_trace_data
->ep
);
1420 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
>= RESERVE_SMALL_SIZE
){
1421 if(event_viewer_data
->append
){
1422 list
= g_list_last(event_viewer_data
->raw_trace_data_queue_tmp
->head
);
1423 data
= (RawTraceData
*)(list
->data
);
1424 if(data
->time
.tv_sec
== time
.tv_sec
&&
1425 data
->time
.tv_nsec
== time
.tv_nsec
){
1426 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1428 g_free(tmp_raw_trace_data
);
1431 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue_tmp
,TRUE
);
1432 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1435 g_queue_push_tail (event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1438 g_string_free(detail_event
, TRUE
);
1443 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
)
1445 RawTraceData
*data1
, *data2
= NULL
;
1449 data1
= (RawTraceData
*)g_queue_pop_head(q
);
1450 list
= g_list_first(q
->head
);
1452 data2
= (RawTraceData
*)(list
->data
);
1454 data1
= (RawTraceData
*)g_queue_pop_tail(q
);
1455 list
= g_list_last(q
->head
);
1457 data2
= (RawTraceData
*)(list
->data
);
1461 if(data1
->time
.tv_sec
== data2
->time
.tv_sec
&&
1462 data1
->time
.tv_nsec
== data2
->time
.tv_nsec
){
1463 remove_item_from_queue(q
, fromHead
);
1472 void remove_all_items_from_queue(GQueue
*q
)
1475 while((data
= (RawTraceData
*)g_queue_pop_head(q
)) != NULL
){