1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Mathieu Desnoyers and XangXiu Yang
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License Version 2 as
6 * published by the Free Software Foundation;
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
20 //*! \defgroup GuiEvents libGuiEvents: The GUI Events display plugin */
24 * \brief Graphical plugin for showing events.
26 * This plugin lists all the events contained in the current time interval
29 * This plugin adds a Events Viewer functionnality to Linux TraceToolkit
30 * GUI when this plugin is loaded. The init and destroy functions add the
31 * viewer's insertion menu item and toolbar icon by calling viewer.h's
32 * API functions. Then, when a viewer's object is created, the constructor
33 * creates ans register through API functions what is needed to interact
34 * with the lttvwindow.
36 * Authors : Mathieu Desnoyers and XangXiu Yang, June to December 2003
37 * Inspired from original LTT, made by Karim Yaghmour
48 #include <ltt/event.h>
50 #include <ltt/trace.h>
51 #include <ltt/facility.h>
52 #include <lttv/module.h>
53 #include <lttv/hook.h>
54 #include <lttv/tracecontext.h>
55 #include <lttv/state.h>
56 #include <lttvwindow/lttvwindow.h>
58 #include "hGuiEventsInsert.xpm"
60 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
61 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
64 /** Array containing instanced objects. Used when module is unloaded */
65 static GSList
*g_event_viewer_data_list
= NULL
;
67 typedef struct _EventFields
{
72 unsigned entry_length
;
73 char * event_description
;
77 #define RESERVE_BIG_SIZE 1000
78 #define RESERVE_SMALL_SIZE 100
79 #define RESERVE_SMALL_SIZE_SQUARE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE
80 #define RESERVE_SMALL_SIZE_CUBE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE_SQUARE
82 static const LttTime ltt_time_backward
= { 1 , 0 };
84 typedef enum _ScrollDirection
{
93 typedef struct _EventViewerData
{
96 LttvHooks
* event_hooks
;
98 gboolean append
; // prepend or append item
99 GQueue
* event_fields_queue
; // buf to contain event fields
100 GQueue
* event_fields_queue_tmp
; // tmp buf to contain event fields
101 unsigned current_event_index
;
103 /* previous value is used to determine if it is a page up/down or
104 * step up/down, in which case we move of a certain amount of events (one or
105 * the number of events shown on the screen) instead of changing begin time.
107 double previous_value
;
109 gint start_event_index
; // the first event shown in the window
110 gint end_event_index
; // the last event shown in the window
111 gint size
; // maxi number of events loaded
113 //scroll window containing Tree View
114 GtkWidget
* scroll_win
;
116 /* Model containing list data */
117 GtkListStore
*store_m
;
120 /* Widget to display the data in a columned list */
122 GtkAdjustment
*vtree_adjust_c
;
123 GtkWidget
*button
; /* a button of the header, used to get the header_height */
126 /* Vertical scrollbar and its adjustment */
127 GtkWidget
*vscroll_vc
;
128 GtkAdjustment
*vadjust_c
;
130 /* Selection handler */
131 GtkTreeSelection
*select_c
;
133 gint num_visible_events
;
134 gint first_event
, last_event
;
136 gint number_of_events
;
137 gint currently_selected_event
;
138 gboolean selected_event
;
142 /** hook functions for update time interval, current time ... */
143 gboolean
update_current_time(void * hook_data
, void * call_data
);
144 //gboolean show_event_detail(void * hook_data, void * call_data);
145 gboolean
traceset_changed(void * hook_data
, void * call_data
);
146 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
);
147 void remove_all_items_from_queue(GQueue
* q
);
148 void add_context_hooks(EventViewerData
* event_viewer_data
,
149 LttvTracesetContext
* tsc
);
150 void remove_context_hooks(EventViewerData
* event_viewer_data
,
151 LttvTracesetContext
* tsc
);
153 //! Event Viewer's constructor hook
154 GtkWidget
*h_gui_events(Tab
*tab
);
155 //! Event Viewer's constructor
156 EventViewerData
*gui_events(Tab
*tab
);
157 //! Event Viewer's destructor
158 void gui_events_destructor(EventViewerData
*event_viewer_data
);
159 void gui_events_free(EventViewerData
*event_viewer_data
);
162 header_size_allocate(GtkWidget
*widget
,
163 GtkAllocation
*allocation
,
166 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
167 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
169 /* Prototype for selection handler callback */
170 static void tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
);
171 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
172 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
);
173 static void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
);
174 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
175 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
);
178 static void get_data(double time
, guint list_height
,
179 EventViewerData
*event_viewer_data
);
181 static void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
);
183 static void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
184 LttTime end
, unsigned max_num_events
, unsigned * real_num_events
);
186 static gboolean
parse_event(void *hook_data
, void *call_data
);
188 /* Enumeration of the columns */
202 * Event Viewer's constructor hook
204 * This constructor is given as a parameter to the menuitem and toolbar button
205 * registration. It creates the list.
206 * @param parent_window A pointer to the parent window.
207 * @return The widget created.
210 h_gui_events(Tab
* tab
)
212 EventViewerData
* event_viewer_data
= gui_events(tab
) ;
213 if(event_viewer_data
)
214 return event_viewer_data
->hbox_v
;
220 * Event Viewer's constructor
222 * This constructor is used to create EventViewerData data structure.
223 * @return The Event viewer data created.
229 GtkTreeViewColumn
*column
;
230 GtkCellRenderer
*renderer
;
231 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
233 event_viewer_data
->tab
= tab
;
235 event_viewer_data
->event_hooks
= lttv_hooks_new();
236 lttv_hooks_add(event_viewer_data
->event_hooks
, parse_event
, event_viewer_data
, LTTV_PRIO_DEFAULT
);
238 event_viewer_data
->event_fields_queue
= g_queue_new();
239 event_viewer_data
->event_fields_queue_tmp
= g_queue_new();
241 lttvwindow_register_current_time_notify(tab
,
242 update_current_time
,event_viewer_data
);
243 //lttvwindow_register_show_notify(tab,
244 // show_event_detail,event_viewer_data);
245 lttvwindow_register_traceset_notify(tab
,
246 traceset_changed
,event_viewer_data
);
248 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
249 gtk_widget_show (event_viewer_data
->scroll_win
);
250 gtk_scrolled_window_set_policy(
251 GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
252 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
254 /* TEST DATA, TO BE READ FROM THE TRACE */
255 event_viewer_data
->currently_selected_event
= 0;
256 event_viewer_data
->selected_event
= FALSE
;
258 /* Create a model for storing the data list */
259 event_viewer_data
->store_m
= gtk_list_store_new (
260 N_COLUMNS
, /* Total number of columns */
261 G_TYPE_INT
, /* CPUID */
262 G_TYPE_STRING
, /* Event */
263 G_TYPE_UINT64
, /* Time */
264 G_TYPE_INT
, /* PID */
265 G_TYPE_INT
, /* Entry length */
266 G_TYPE_STRING
); /* Event's description */
268 /* Create the viewer widget for the columned list */
269 event_viewer_data
->tree_v
=
270 gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
272 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
273 G_CALLBACK (tree_v_size_allocate_cb
),
275 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
276 G_CALLBACK (tree_v_size_request_cb
),
279 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
280 G_CALLBACK (tree_v_cursor_changed_cb
),
283 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
284 G_CALLBACK (tree_v_move_cursor_cb
),
287 // Use on each column!
288 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v, GTK_TREE_VIEW_COLUMN_FIXED);
290 /* The view now holds a reference. We can get rid of our own
292 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
295 /* Create a column, associating the "text" attribute of the
296 * cell_renderer to the first column of the model */
297 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
298 renderer
= gtk_cell_renderer_text_new ();
299 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
301 "text", CPUID_COLUMN
,
303 gtk_tree_view_column_set_alignment (column
, 0.0);
304 gtk_tree_view_column_set_fixed_width (column
, 45);
305 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
307 event_viewer_data
->button
= column
->button
;
309 g_signal_connect (G_OBJECT(event_viewer_data
->button
),
311 G_CALLBACK(header_size_allocate
),
312 (gpointer
)event_viewer_data
);
314 renderer
= gtk_cell_renderer_text_new ();
315 column
= gtk_tree_view_column_new_with_attributes ("Event",
317 "text", EVENT_COLUMN
,
319 gtk_tree_view_column_set_alignment (column
, 0.0);
320 gtk_tree_view_column_set_fixed_width (column
, 120);
321 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
323 renderer
= gtk_cell_renderer_text_new ();
324 column
= gtk_tree_view_column_new_with_attributes ("Time",
328 gtk_tree_view_column_set_alignment (column
, 1.0);
329 gtk_tree_view_column_set_fixed_width (column
, 120);
330 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
332 renderer
= gtk_cell_renderer_text_new ();
333 column
= gtk_tree_view_column_new_with_attributes ("PID",
337 gtk_tree_view_column_set_alignment (column
, 1.0);
338 gtk_tree_view_column_set_fixed_width (column
, 45);
339 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
341 renderer
= gtk_cell_renderer_text_new ();
342 column
= gtk_tree_view_column_new_with_attributes ("Entry Length",
344 "text", ENTRY_LEN_COLUMN
,
346 gtk_tree_view_column_set_alignment (column
, 1.0);
347 gtk_tree_view_column_set_fixed_width (column
, 60);
348 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
350 renderer
= gtk_cell_renderer_text_new ();
351 column
= gtk_tree_view_column_new_with_attributes ("Event Description",
353 "text", EVENT_DESCR_COLUMN
,
355 gtk_tree_view_column_set_alignment (column
, 0.0);
356 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
359 /* Setup the selection handler */
360 event_viewer_data
->select_c
= gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
361 gtk_tree_selection_set_mode (event_viewer_data
->select_c
, GTK_SELECTION_SINGLE
);
362 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
363 G_CALLBACK (tree_selection_changed_cb
),
366 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
), event_viewer_data
->tree_v
);
368 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
369 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
371 /* Create vertical scrollbar and pack it */
372 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
373 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
374 GTK_UPDATE_CONTINUOUS
);
375 // Changed by MD : more user friendly :)
376 //GTK_UPDATE_DISCONTINUOUS);
377 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
379 /* Get the vertical scrollbar's adjustment */
380 event_viewer_data
->vadjust_c
= gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
381 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
382 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
384 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
385 G_CALLBACK (v_scroll_cb
),
387 /* Set the upper bound to the last event number */
388 event_viewer_data
->previous_value
= 0;
389 event_viewer_data
->vadjust_c
->lower
= 0.0;
390 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
391 event_viewer_data
->vadjust_c
->value
= 0.0;
392 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
393 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
394 // event_viewer_data->vtree_adjust_c->upper;
395 event_viewer_data
->vadjust_c
->page_size
= 2.0;
396 // event_viewer_data->vtree_adjust_c->upper;
397 /* Raw event trace */
398 gtk_widget_show(event_viewer_data
->hbox_v
);
399 gtk_widget_show(event_viewer_data
->tree_v
);
400 gtk_widget_show(event_viewer_data
->vscroll_vc
);
402 /* Add the object's information to the module's array */
403 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
, event_viewer_data
);
405 event_viewer_data
->first_event
= -1 ;
406 event_viewer_data
->last_event
= 0 ;
408 event_viewer_data
->num_visible_events
= 1;
410 //get the life span of the traceset and set the upper of the scroll bar
412 LttvTracesetContext
* tsc
=
413 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
414 TimeInterval time_span
= tsc
->time_span
;
415 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
417 event_viewer_data
->vadjust_c
->upper
=
418 ltt_time_to_double(end
);
420 event_viewer_data
->append
= TRUE
;
422 event_viewer_data
->start_event_index
= 0;
423 event_viewer_data
->end_event_index
= event_viewer_data
->num_visible_events
- 1;
425 /* Set the Selected Event */
426 // tree_v_set_cursor(event_viewer_data);
428 // event_viewer_data->current_time_updated = FALSE;
429 event_viewer_data
->size
= RESERVE_SMALL_SIZE
;
431 g_object_set_data_full(
432 G_OBJECT(event_viewer_data
->hbox_v
),
435 (GDestroyNotify
)gui_events_free
);
438 return event_viewer_data
;
444 header_size_allocate(GtkWidget
*widget
,
445 GtkAllocation
*allocation
,
448 EventViewerData
*event_viewer_data
= (EventViewerData
*)user_data
;
450 event_viewer_data
->header_height
= allocation
->height
;
456 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
460 if(event_viewer_data
->selected_event
&& event_viewer_data
->first_event
!= -1)
462 path
= gtk_tree_path_new_from_indices(
463 event_viewer_data
->currently_selected_event
-
464 event_viewer_data
->first_event
,
467 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
468 gtk_tree_path_free(path
);
472 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
477 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
478 indices
= gtk_tree_path_get_indices(path
);
482 event_viewer_data
->selected_event
= TRUE
;
483 event_viewer_data
->currently_selected_event
=
484 event_viewer_data
->first_event
+ indices
[0];
487 event_viewer_data
->selected_event
= FALSE
;
488 event_viewer_data
->currently_selected_event
= 0;
491 gtk_tree_path_free(path
);
497 void tree_v_move_cursor_cb (GtkWidget
*widget
,
498 GtkMovementStep arg1
,
502 GtkTreePath
*path
; // = gtk_tree_path_new();
505 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
507 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
511 /* No prior cursor, put it at beginning of page
512 * and let the execution do */
513 path
= gtk_tree_path_new_from_indices(0, -1);
514 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
518 indices
= gtk_tree_path_get_indices(path
);
520 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
522 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
527 /* move one line down */
528 if(indices
[0] == event_viewer_data
->num_visible_events
- 1)
530 if(value
+ event_viewer_data
->num_visible_events
<=
531 event_viewer_data
->number_of_events
-1)
533 event_viewer_data
->currently_selected_event
+= 1;
534 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
535 //gtk_tree_path_free(path);
536 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
537 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
538 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
542 /* Move one line up */
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(0, -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");
558 if(arg1
== GTK_MOVEMENT_PAGES
)
563 if(event_viewer_data
->num_visible_events
== 1)
565 /* move one page down */
566 if(value
+ event_viewer_data
->num_visible_events
-1 <=
567 event_viewer_data
->number_of_events
)
569 event_viewer_data
->currently_selected_event
+=
570 event_viewer_data
->num_visible_events
-1;
571 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
572 // value+(event_viewer_data->num_visible_events-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");
579 /* Move one page up */
580 if(event_viewer_data
->num_visible_events
== 1)
583 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
585 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
587 event_viewer_data
->currently_selected_event
-=
588 event_viewer_data
->num_visible_events
-1;
590 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
591 // value-(event_viewer_data->num_visible_events-1));
592 //gtk_tree_path_free(path);
593 //path = gtk_tree_path_new_from_indices(0, -1);
594 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
595 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
598 /* Go to first Event */
599 event_viewer_data
->currently_selected_event
== 0 ;
600 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
602 //gtk_tree_path_free(path);
603 //path = gtk_tree_path_new_from_indices(0, -1);
604 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
605 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
612 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
614 /* Move to the ends of the buffer */
617 /* move end of buffer */
618 event_viewer_data
->currently_selected_event
=
619 event_viewer_data
->number_of_events
-1 ;
620 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
621 // event_viewer_data->number_of_events -
622 // event_viewer_data->num_visible_events);
623 //gtk_tree_path_free(path);
624 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
625 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
626 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
628 /* Move beginning of buffer */
629 event_viewer_data
->currently_selected_event
= 0 ;
630 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
631 //gtk_tree_path_free(path);
632 //path = gtk_tree_path_new_from_indices(0, -1);
633 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
634 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
638 gtk_tree_path_free(path
);
641 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
643 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
644 Tab
*tab
= event_viewer_data
->tab
;
645 LttTime current_time
= lttvwindow_get_current_time(tab
);
649 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
652 /* On cursor change, modify the currently selected event by calling
653 * the right API function */
654 tree_v_get_cursor(event_viewer_data
);
656 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
657 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
658 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
659 ltt_time
.tv_sec
= time
/ NANOSECONDS_PER_SECOND
;
660 ltt_time
.tv_nsec
= time
% NANOSECONDS_PER_SECOND
;
662 if(ltt_time
.tv_sec
!= current_time
.tv_sec
||
663 ltt_time
.tv_nsec
!= current_time
.tv_nsec
){
664 // event_viewer_data->current_time_updated = TRUE;
665 lttvwindow_report_current_time(tab
,ltt_time
);
668 g_warning("Can not get iter\n");
674 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
676 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
677 GtkTreePath
*tree_path
;
679 get_data(adjustment
->value
, event_viewer_data
->num_visible_events
,
683 if(event_viewer_data
->currently_selected_event
684 >= event_viewer_data
->first_event
686 event_viewer_data
->currently_selected_event
687 <= event_viewer_data
->last_event
689 event_viewer_data
->selected_event
)
692 tree_path
= gtk_tree_path_new_from_indices(
693 event_viewer_data
->currently_selected_event
-
694 event_viewer_data
->first_event
,
697 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
699 gtk_tree_path_free(tree_path
);
703 static __inline gint
get_cell_height(GtkTreeView
*TreeView
)
706 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
708 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
713 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
715 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
716 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
717 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
718 gdouble exact_num_visible
;
720 exact_num_visible
= ( alloc
->height
-
721 event_viewer_data
->header_height
)
722 / (double)cell_height
;
724 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
727 event_viewer_data->vadjust_c->page_increment =
728 floor(exact_num_visible);
729 event_viewer_data->vadjust_c->page_size =
730 floor(exact_num_visible);
733 g_debug("size allocate : last_num_visible_events : %d,\
734 num_visible_events : %d",
735 last_num_visible_events
,
736 event_viewer_data
->num_visible_events
);
737 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
739 get_data(event_viewer_data
->vadjust_c
->value
,
740 event_viewer_data
->num_visible_events
,
747 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
750 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
751 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
753 h
= cell_height
+ event_viewer_data
->header_height
;
754 requisition
->height
= h
;
759 gboolean
show_event_detail(void * hook_data
, void * call_data
)
761 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
762 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
764 if(event_viewer_data
->event_fields_queue_tmp
->length
== 0 &&
765 event_viewer_data
->event_fields_queue
->length
== 0){
766 event_viewer_data
->shown
= FALSE
;
770 if(event_viewer_data
->shown
== FALSE
){
771 event_viewer_data
->shown
= TRUE
;
772 update_raw_data_array(event_viewer_data
,
773 event_viewer_data
->event_fields_queue_tmp
->length
);
775 get_data(event_viewer_data
->vadjust_c
->value
,
776 event_viewer_data
->num_visible_events
,
779 remove_context_hooks(event_viewer_data
,tsc
);
787 void insert_data_into_model(EventViewerData
*event_viewer_data
, int start
, int end
)
791 EventFields
* raw_data
;
795 first
= event_viewer_data
->event_fields_queue
->head
;
796 for(i
=start
; i
<end
; i
++){
797 if(i
>=event_viewer_data
->number_of_events
) break;
798 raw_data
= (EventFields
*)g_list_nth_data(first
, i
);
800 // Add a new row to the model
801 real_data
= raw_data
->time
.tv_sec
;
802 real_data
*= NANOSECONDS_PER_SECOND
;
803 real_data
+= raw_data
->time
.tv_nsec
;
804 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
805 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
806 CPUID_COLUMN
, raw_data
->cpu_id
,
807 EVENT_COLUMN
, raw_data
->event_name
,
808 TIME_COLUMN
, real_data
,
809 PID_COLUMN
, raw_data
->pid
,
810 ENTRY_LEN_COLUMN
, raw_data
->entry_length
,
811 EVENT_DESCR_COLUMN
, raw_data
->event_description
,
816 static void get_data_wrapped(double time_value
, gint list_height
,
817 EventViewerData
*event_viewer_data
, LttEvent
*ev
);
819 static void get_data(double time_value
, guint list_height
,
820 EventViewerData
*event_viewer_data
)
822 LttEvent
* ev
= ltt_event_new();
824 get_data_wrapped(time_value
, list_height
,
825 event_viewer_data
, ev
);
827 ltt_event_destroy(ev
);
830 static void get_data_wrapped(double time_value
, gint list_height
,
831 EventViewerData
*event_viewer_data
, LttEvent
*ev
)
834 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
835 EventFields
* event_fields
;
836 ScrollDirection direction
= SCROLL_NONE
;
838 gint event_number
= event_viewer_data
->start_event_index
;
839 double value
= event_viewer_data
->previous_value
- time_value
;
840 LttTime start
, end
, time
;
841 gint backward_num
, minNum
, maxNum
;
844 gint size
= 1, count
= 0;
845 gboolean need_backward_again
, backward
;
846 LttvTracesetContext
* tsc
=
847 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
848 TimeInterval time_span
= tsc
->time_span
;
850 // if(event_number > event_viewer_data->last_event ||
851 // event_number + list_height-1 < event_viewer_data->first_event ||
852 // event_viewer_data->first_event == -1)
854 /* no event can be reused, clear and start from nothing */
856 if(value
>= -1.0) direction
= SCROLL_STEP_DOWN
;
857 else if(value
>= -2.0) direction
= SCROLL_PAGE_DOWN
;
858 else direction
= SCROLL_JUMP
;
859 } else if(value
> 0.0) {
860 if(value
<= 1.0) direction
= SCROLL_STEP_UP
;
861 else if(value
<= 2.0) direction
= SCROLL_PAGE_UP
;
862 else direction
= SCROLL_JUMP
;
864 else direction
= SCROLL_NONE
; /* 0.0 */
866 if(g_queue_get_length(event_viewer_data
->event_fields_queue
)==0)
867 direction
= SCROLL_JUMP
;
871 if(direction
== SCROLL_STEP_UP
) g_debug("direction STEP_UP");
873 if(direction
== SCROLL_PAGE_UP
) g_debug("direction PAGE_UP");
874 if(direction
== SCROLL_PAGE_UP
){
875 backward
= list_height
>event_viewer_data
->start_event_index
? TRUE
: FALSE
;
877 backward
= event_viewer_data
->start_event_index
== 0 ? TRUE
: FALSE
;
880 first
= event_viewer_data
->event_fields_queue
->head
;
882 event_fields
= (EventFields
*)first
->data
;
883 LttTime backward_start
= event_fields
->time
;
885 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
886 event_viewer_data
->append
= FALSE
;
888 if(direction
== SCROLL_PAGE_UP
){
889 minNum
= list_height
- event_viewer_data
->start_event_index
;
893 first
= event_viewer_data
->event_fields_queue
->head
;
895 event_fields
= (EventFields
*)first
->data
;
896 end
= event_fields
->time
;
898 backward_start
= LTT_TIME_MAX(ltt_time_sub(backward_start
,
900 tsc
->time_span
.start_time
);
902 event_viewer_data
->current_event_index
= event_viewer_data
->start_event_index
;
903 get_events(event_viewer_data
, backward_start
, end
, maxNum
, &size
);
904 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
907 && (ltt_time_compare(backward_start
, tsc
->time_span
.start_time
)>0))
908 need_backward_again
= TRUE
;
909 else need_backward_again
= FALSE
;
915 }while(need_backward_again
);
917 if(direction
== SCROLL_STEP_UP
)
918 event_number
= event_viewer_data
->start_event_index
- 1;
920 event_number
= event_viewer_data
->start_event_index
- list_height
;
922 case SCROLL_STEP_DOWN
:
923 g_debug("direction STEP_DOWN");
924 if(event_viewer_data
->end_event_index
== event_viewer_data
->number_of_events
- 1){
925 event_viewer_data
->append
= TRUE
;
926 first
= event_viewer_data
->event_fields_queue
->head
;
928 event_fields
= (EventFields
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
929 start
= event_fields
->time
;
931 end
.tv_sec
= G_MAXULONG
;
932 end
.tv_nsec
= G_MAXULONG
;
933 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
, &size
);
935 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
937 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
939 if(size
==0) event_number
= event_viewer_data
->start_event_index
;
940 else event_number
= event_viewer_data
->number_of_events
- size
- list_height
+ 1;
941 }else event_number
= event_viewer_data
->start_event_index
+ 1;
943 case SCROLL_PAGE_DOWN
:
944 g_debug("direction PAGE_DOWN");
945 i
= event_viewer_data
->number_of_events
- 1 - list_height
;
946 if((gint
)(event_viewer_data
->end_event_index
) >= i
){
947 int remain_events
= event_viewer_data
->number_of_events
- 1
948 - event_viewer_data
->end_event_index
;
949 event_viewer_data
->append
= TRUE
;
950 first
= event_viewer_data
->event_fields_queue
->head
;
952 event_fields
= (EventFields
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
953 start
= event_fields
->time
;
955 end
.tv_sec
= G_MAXULONG
;
956 end
.tv_nsec
= G_MAXULONG
;
957 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
959 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
961 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
963 remain_events
+= size
;
964 if(list_height
<= remain_events
)
965 event_number
= event_viewer_data
->number_of_events
- remain_events
- 1;
967 event_number
= event_viewer_data
->number_of_events
- 1 - list_height
;
968 }else event_number
= event_viewer_data
->start_event_index
+ list_height
- 1;
971 g_debug("direction SCROLL_JUMP");
972 event_viewer_data
->append
= TRUE
;
973 remove_all_items_from_queue(event_viewer_data
->event_fields_queue
);
974 end
.tv_sec
= G_MAXULONG
;
975 end
.tv_nsec
= G_MAXULONG
;
976 time
= ltt_time_from_double(time_value
);
977 start
= ltt_time_add(time_span
.start_time
, time
);
978 event_viewer_data
->previous_value
= time_value
;
979 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
980 if(size
< list_height
&& size
> 0){
981 event_viewer_data
->append
= FALSE
;
982 first
= event_viewer_data
->event_fields_queue
->head
;
984 event_fields
= (EventFields
*)first
->data
;
985 end
= event_fields
->time
;
989 g_assert(end
.tv_sec
!= 0);
991 end
.tv_nsec
= NANOSECONDS_PER_SECOND
-1;
995 ltt_event_position_get(event_fields
->ep
, &block_num
, &event_num
, &tf
);
997 if(event_num
> list_height
- size
){
998 backward_num
= event_num
> RESERVE_SMALL_SIZE
999 ? event_num
- RESERVE_SMALL_SIZE
: 1;
1000 ltt_event_position_set(event_fields
->ep
, block_num
, backward_num
);
1001 ltt_tracefile_seek_position(tf
, event_fields
->ep
);
1002 g_assert(ltt_tracefile_read(tf
,ev
) != NULL
);
1003 start
= ltt_event_time(ev
);
1004 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
1005 event_viewer_data
->current_event_index
= 0;
1006 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
1007 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
1009 event_number
= event_viewer_data
->event_fields_queue
->length
- list_height
;
1010 }else if(size
== 0){
1011 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
1013 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1020 g_debug("direction SCROLL_NONE");
1021 event_number
= event_viewer_data
->current_event_index
;
1027 if(event_number
< 0) event_number
= 0;
1029 //update the value of the scroll bar
1030 if(direction
!= SCROLL_NONE
&& direction
!= SCROLL_JUMP
){
1031 g_debug("updating scrollbar value because near.");
1032 first
= event_viewer_data
->event_fields_queue
->head
;
1034 event_fields
= (EventFields
*)g_list_nth_data(first
,event_number
);
1035 if(!event_fields
) event_fields
= (EventFields
*)g_list_nth_data(first
,0);
1036 time
= ltt_time_sub(event_fields
->time
, time_span
.start_time
);
1037 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(time
);
1038 //gtk_adjustment_set_value(event_viewer_data->vadjust_c,
1039 // ltt_time_to_double(time));
1040 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->vadjust_c), "value-changed");
1041 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1042 //gtk_adjustment_value_changed(event_viewer_data->vadjust_c);
1047 event_viewer_data
->start_event_index
= event_number
;
1048 event_viewer_data
->end_event_index
= event_number
+ list_height
- 1;
1049 if(event_viewer_data
->end_event_index
> event_viewer_data
->number_of_events
- 1){
1050 event_viewer_data
->end_event_index
= event_viewer_data
->number_of_events
- 1;
1053 first
= event_viewer_data
->event_fields_queue
->head
;
1054 gtk_list_store_clear(event_viewer_data
->store_m
);
1056 // event_viewer_data->previous_value = 0;
1057 // event_viewer_data->vadjust_c->value = 0.0;
1058 // gtk_widget_hide(event_viewer_data->vscroll_vc);
1060 }else gtk_widget_show(event_viewer_data
->vscroll_vc
);
1062 insert_data_into_model(event_viewer_data
,event_number
, event_number
+list_height
);
1065 event_viewer_data
->first_event
= event_viewer_data
->start_event_index
;
1066 event_viewer_data
->last_event
= event_viewer_data
->end_event_index
;
1073 void add_test_data(EventViewerData
*event_viewer_data
)
1080 /* Add a new row to the model */
1081 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1082 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1084 EVENT_COLUMN
, "event irq",
1087 ENTRY_LEN_COLUMN
, 17,
1088 EVENT_DESCR_COLUMN
, "Detailed information",
1095 gui_events_free(EventViewerData
*event_viewer_data
)
1097 Tab
*tab
= event_viewer_data
->tab
;
1099 if(event_viewer_data
){
1100 lttv_hooks_remove(event_viewer_data
->event_hooks
,parse_event
);
1101 lttv_hooks_destroy(event_viewer_data
->event_hooks
);
1103 remove_all_items_from_queue (event_viewer_data
->event_fields_queue
);
1104 g_queue_free(event_viewer_data
->event_fields_queue
);
1105 g_queue_free(event_viewer_data
->event_fields_queue_tmp
);
1107 lttvwindow_unregister_current_time_notify(tab
,
1108 update_current_time
, event_viewer_data
);
1109 //lttvwindow_unregister_show_notify(tab,
1110 // show_event_detail, event_viewer_data);
1111 lttvwindow_unregister_traceset_notify(tab
,
1112 traceset_changed
, event_viewer_data
);
1114 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
, event_viewer_data
);
1115 g_free(event_viewer_data
);
1120 gui_events_destructor(EventViewerData
*event_viewer_data
)
1123 /* May already been done by GTK window closing */
1124 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1125 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1131 tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
)
1133 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1135 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1138 if (gtk_tree_selection_get_selected (selection
, &model
, &iter
))
1140 gtk_tree_model_get (model
, &iter
, EVENT_COLUMN
, &event
, -1);
1148 /* If every module uses the filter, maybe these two
1149 * (add/remove_context_hooks functions) should be put in common place
1151 void add_context_hooks(EventViewerData
* event_viewer_data
,
1152 LttvTracesetContext
* tsc
)
1154 gint i
, j
, k
, m
,n
, nbi
, id
;
1155 gint nb_tracefile
, nb_facility
, nb_event
;
1157 LttvTraceContext
*tc
;
1158 LttvTracefileContext
*tfc
;
1163 //if there are hooks for traceset, add them here
1165 nbi
= lttv_traceset_number(tsc
->ts
);
1166 for(i
= 0 ; i
< nbi
; i
++) {
1167 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1168 selected
= lttv_trace_selector_get_selected(t_s
);
1169 if(!selected
) continue;
1170 tc
= tsc
->traces
[i
];
1172 //if there are hooks for trace, add them here
1174 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1175 ltt_trace_per_cpu_tracefile_number(trace
);
1177 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1178 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1179 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1180 if(!selected
) continue;
1181 tfc
= tc
->tracefiles
[j
];
1183 //if there are hooks for tracefile, add them here
1184 // lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
1185 // event_viewer_data->event_hooks,NULL);
1187 nb_facility
= ltt_trace_facility_number(trace
);
1189 for(k
=0;k
<nb_facility
;k
++){
1190 fac
= ltt_trace_facility_get(trace
,k
);
1191 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1192 for(m
=0;m
<nb_event
;m
++){
1193 et
= ltt_facility_eventtype_get(fac
,m
);
1194 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1195 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1197 id
= (gint
) ltt_eventtype_id(et
);
1198 lttv_tracefile_context_add_hooks_by_id(tfc
,id
,
1199 event_viewer_data
->event_hooks
);
1208 //add hooks for process_traceset
1209 // lttv_traceset_context_add_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1210 // NULL, NULL, NULL,event_viewer_data->event_hooks,NULL);
1214 void remove_context_hooks(EventViewerData
* event_viewer_data
,
1215 LttvTracesetContext
* tsc
)
1217 gint i
, j
, k
, m
, nbi
, n
, id
;
1218 gint nb_tracefile
, nb_facility
, nb_event
;
1220 LttvTraceContext
*tc
;
1221 LttvTracefileContext
*tfc
;
1222 LttvTracesetSelector
* ts_s
;
1223 LttvTraceSelector
* t_s
;
1224 LttvTracefileSelector
* tf_s
;
1228 LttvEventtypeSelector
* eventtype
;
1230 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1231 event_viewer_data
->filter_key
);
1233 //if there are hooks for traceset, remove them here
1235 nbi
= lttv_traceset_number(tsc
->ts
);
1236 for(i
= 0 ; i
< nbi
; i
++) {
1237 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1238 selected
= lttv_trace_selector_get_selected(t_s
);
1239 if(!selected
) continue;
1240 tc
= tsc
->traces
[i
];
1242 //if there are hooks for trace, remove them here
1244 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1245 ltt_trace_per_cpu_tracefile_number(trace
);
1247 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1248 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1249 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1250 if(!selected
) continue;
1251 tfc
= tc
->tracefiles
[j
];
1253 //if there are hooks for tracefile, remove them here
1254 // lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
1255 // event_viewer_data->event_hooks,NULL);
1257 nb_facility
= ltt_trace_facility_number(trace
);
1259 for(k
=0;k
<nb_facility
;k
++){
1260 fac
= ltt_trace_facility_get(trace
,k
);
1261 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1262 for(m
=0;m
<nb_event
;m
++){
1263 et
= ltt_facility_eventtype_get(fac
,m
);
1264 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1265 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1267 id
= (gint
) ltt_eventtype_id(et
);
1268 lttv_tracefile_context_remove_hooks_by_id(tfc
,id
);
1275 //remove hooks from context
1276 // lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1277 // NULL, NULL, NULL,event_viewer_data->event_hooks,NULL);
1281 gboolean
update_current_time(void * hook_data
, void * call_data
)
1283 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1284 const LttTime
* current_time
= (LttTime
*)call_data
;
1285 guint64 nsec
= (guint64
)current_time
->tv_sec
* NANOSECONDS_PER_SECOND
1286 + (guint64
)current_time
->tv_nsec
;
1289 GtkTreeModel
* model
= (GtkTreeModel
*)event_viewer_data
->store_m
;
1291 EventFields
* data
, *data1
;
1297 LttvTracesetContext
* tsc
=
1298 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1299 TimeInterval time_span
= tsc
->time_span
;
1301 if(!event_viewer_data
->event_fields_queue
->head
) return FALSE
;
1303 if(event_viewer_data
->current_time_updated
){
1304 event_viewer_data
->current_time_updated
= FALSE
;
1308 //check if the event is shown in the current viewer
1310 gboolean event_shown
= FALSE
;
1311 if(gtk_tree_model_get_iter_first(model
, &iter
)){
1312 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1314 /* Event is before the list */
1316 /* Event can be in the list */
1321 while(gtk_tree_model_iter_next(model
, &iter
)) {
1322 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1336 //the event is not shown in the current viewer
1338 //check if the event is in the buffer
1339 list
= event_viewer_data
->event_fields_queue
->head
;
1340 data
= (EventFields
*)g_list_nth_data(list
,0);
1341 data1
= (EventFields
*)g_list_nth_data(list
,event_viewer_data
->event_fields_queue
->length
-1);
1343 //the event is in the buffer
1344 if(ltt_time_compare(data
->time
, *current_time
)<=0 &&
1345 ltt_time_compare(data1
->time
, *current_time
)>=0){
1346 for(i
=0;i
<event_viewer_data
->event_fields_queue
->length
;i
++){
1347 data
= (EventFields
*)g_list_nth_data(list
,i
);
1348 if(ltt_time_compare(data
->time
, *current_time
) < 0){
1354 if((gint
)event_viewer_data
->event_fields_queue
->length
-count
1355 < event_viewer_data
->num_visible_events
){
1356 j
= event_viewer_data
->event_fields_queue
->length
- event_viewer_data
->num_visible_events
;
1358 data
= (EventFields
*)g_list_nth_data(list
,j
);
1363 t
= ltt_time_sub(data
->time
, time_span
.start_time
);
1364 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(t
);
1365 //gtk_adjustment_set_value(event_viewer_data->vadjust_c,
1366 // ltt_time_to_double(t));
1367 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->vadjust_c), "value-changed");
1368 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1369 insert_data_into_model(event_viewer_data
,j
, j
+event_viewer_data
->num_visible_events
);
1370 //gtk_adjustment_value_changed(event_viewer_data->vadjust_c);
1372 }else{//the event is not in the buffer
1373 LttTime start
= ltt_time_sub(*current_time
, time_span
.start_time
);
1374 double position
= ltt_time_to_double(start
);
1375 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, position
);
1379 sprintf(str_path
,"%d",count
);
1380 path
= gtk_tree_path_new_from_string (str_path
);
1381 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
1382 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->tree_v), "cursor-changed");
1383 gtk_tree_path_free(path
);
1388 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1390 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1391 LttvTracesetContext
* tsc
=
1392 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1393 TimeInterval time_span
= tsc
->time_span
;
1396 remove_all_items_from_queue(event_viewer_data
->event_fields_queue
);
1397 gtk_list_store_clear(event_viewer_data
->store_m
);
1398 event_viewer_data
->append
= TRUE
;
1400 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
1401 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(end
);
1402 g_signal_emit_by_name(event_viewer_data
->vadjust_c
, "value-changed");
1403 // event_viewer_data->vadjust_c->value = 0;
1409 void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
)
1413 int pid
, tmpPid
, i
,j
,len
;
1414 GList
* list
, *tmpList
;
1415 GArray
* pid_array
, * tmp_pid_array
;
1417 pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1418 tmp_pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1420 //if the queue is full, remove some data, keep the size of the queue constant
1421 while(event_viewer_data
->event_fields_queue
->length
+ size
> RESERVE_BIG_SIZE
){
1422 remove_item_from_queue(event_viewer_data
->event_fields_queue
,
1423 event_viewer_data
->append
);
1426 //update pid if it is not known
1427 if(event_viewer_data
->event_fields_queue
->length
> 0){
1428 list
= event_viewer_data
->event_fields_queue
->head
;
1429 tmpList
= event_viewer_data
->event_fields_queue_tmp
->head
;
1430 if(event_viewer_data
->append
){
1431 for(i
=(gint
)event_viewer_data
->event_fields_queue
->length
-1;i
>=0;i
--){
1432 data
= (EventFields
*)g_list_nth_data(list
,i
);
1433 len
= data
->pid
==0 ? -2 : data
->pid
;
1434 if(data
->cpu_id
+1 > pid_array
->len
){
1435 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1436 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1437 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1438 }else if(data
->cpu_id
+1 < pid_array
->len
){
1439 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1441 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1442 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1447 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1448 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1449 len
= data
->pid
==0 ? -2 : data
->pid
;
1450 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1451 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1452 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1453 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1454 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1455 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1457 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1458 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1463 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue
->length
;i
++){
1464 data
= (EventFields
*)g_list_nth_data(list
,i
);
1465 len
= data
->pid
==0 ? -2 : data
->pid
;
1466 if(data
->cpu_id
+1 > pid_array
->len
){
1467 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1468 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1469 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1470 }else if(data
->cpu_id
+1 < pid_array
->len
){
1471 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1473 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1474 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1479 for(i
=(gint
)event_viewer_data
->event_fields_queue_tmp
->length
-1;i
>=0;i
--){
1480 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1481 len
= data
->pid
==0 ? -2 : data
->pid
;
1482 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1483 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1484 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1485 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1486 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1487 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1489 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1490 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1496 len
= (pid_array
->len
> tmp_pid_array
->len
) ?
1497 tmp_pid_array
->len
: pid_array
->len
;
1499 pid
= g_array_index(pid_array
,int, j
);
1500 tmpPid
= g_array_index(tmp_pid_array
,int,j
);
1501 if(pid
== -2)pid
= 0;
1502 if(tmpPid
== -2) tmpPid
= 0;
1504 if(pid
== -1 && tmpPid
!= -1){
1505 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue
->length
;i
++){
1506 data
= (EventFields
*)g_list_nth_data(list
,i
);
1507 if(data
->pid
== -1 && (gint
)data
->cpu_id
== j
) data
->pid
= tmpPid
;
1509 }else if(pid
!= -1 && tmpPid
== -1){
1510 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1511 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1512 if(data
->pid
== -1 && (gint
)data
->cpu_id
== j
) data
->pid
= pid
;
1518 g_array_free(pid_array
,TRUE
);
1519 g_array_free(tmp_pid_array
, TRUE
);
1521 //add data from tmp queue into the queue
1522 event_viewer_data
->number_of_events
=
1523 event_viewer_data
->event_fields_queue
->length
1524 + event_viewer_data
->event_fields_queue_tmp
->length
;
1525 if(event_viewer_data
->append
){
1526 if(event_viewer_data
->event_fields_queue
->length
> 0)
1527 event_viewer_data
->current_event_index
= event_viewer_data
->event_fields_queue
->length
- 1;
1528 else event_viewer_data
->current_event_index
= 0;
1529 while((data
= g_queue_pop_head(event_viewer_data
->event_fields_queue_tmp
)) != NULL
){
1530 g_queue_push_tail(event_viewer_data
->event_fields_queue
, data
);
1533 event_viewer_data
->current_event_index
+= event_viewer_data
->event_fields_queue_tmp
->length
;
1534 while((data
= g_queue_pop_tail(event_viewer_data
->event_fields_queue_tmp
)) != NULL
){
1535 g_queue_push_head(event_viewer_data
->event_fields_queue
, data
);
1541 void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
1542 LttTime end
,unsigned max_num_events
, unsigned * real_num_events
)
1544 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1545 Tab
*tab
= event_viewer_data
->tab
;
1547 //add_context_hooks(event_viewer_data,tsc);
1548 //seek state because we use the main window's traceset context.
1549 lttv_state_traceset_seek_time_closest(LTTV_TRACESET_STATE(tsc
), start
);
1550 lttv_process_traceset_middle(tsc
, start
, G_MAXUINT
, NULL
);
1551 lttv_process_traceset_begin(tsc
,
1555 event_viewer_data
->event_hooks
,
1557 if(event_viewer_data
->append
== TRUE
) {
1559 lttv_process_traceset_middle(tsc
, end
, max_num_events
, NULL
);
1562 LttvTracefileContext
*tfc
;
1565 /* clear the temp list */
1566 while(g_queue_pop_head(event_viewer_data
->event_fields_queue_tmp
));
1567 /* read max_num events max */
1568 count
= lttv_process_traceset_middle(tsc
, end
, max_num_events
, NULL
);
1569 /* loop if reached the max number of events to read, but not
1570 * if end of trace or end time reached.*/
1571 tfc
= lttv_traceset_context_get_current_tfc(tsc
);
1572 } while(max_num_events
== count
1573 && (tfc
!= NULL
&& ltt_time_compare(tfc
->timestamp
, end
) < 0));
1577 //remove_context_hooks(event_viewer_data,tsc);
1578 lttv_process_traceset_end(tsc
,
1582 event_viewer_data
->event_hooks
,
1586 size
= event_viewer_data
->event_fields_queue_tmp
->length
;
1587 *real_num_events
= size
;
1589 update_raw_data_array(event_viewer_data
,size
);
1592 EventsRequest
*events_request
= g_new(EventsRequest
, 1);
1594 LttvHooks
*event
= lttv_hooks_new();
1595 LttvHooks
*after_request
= lttv_hooks_new();
1597 lttv_hooks_add(after_request
,
1601 lttv_hooks_add(event
,
1606 // Fill the events request
1607 events_request
->owner
= event_viewer_data
;
1608 events_request
->viewer_data
= event_viewer_data
;
1609 events_request
->servicing
= FALSE
;
1610 events_request
->start_time
= start
;
1611 events_request
->start_position
= NULL
;
1612 events_request
->stop_flag
= FALSE
;
1613 events_request
->end_time
= ltt_time_infinite
;
1614 events_request
->num_events
= max_num_events
;
1615 events_request
->end_position
= NULL
;
1616 events_request
->trace
= -1; /* FIXME */
1617 events_request
->hooks
= NULL
; /* FIXME */
1618 events_request
->before_chunk_traceset
= NULL
;
1619 events_request
->before_chunk_trace
= NULL
;
1620 events_request
->before_chunk_tracefile
= NULL
;
1621 events_request
->event
= event
;
1622 events_request
->event_by_id
= NULL
;
1623 events_request
->after_chunk_tracefile
= NULL
;
1624 events_request
->after_chunk_trace
= NULL
;
1625 events_request
->after_chunk_traceset
= NULL
;
1626 events_request
->before_request
= NULL
;
1627 events_request
->after_request
= after_request
;
1629 g_debug("req : start : %u, %u", start
.tv_sec
,
1632 lttvwindow_events_request_remove_all(tab
,
1634 lttvwindow_events_request(tab
, events_request
);
1638 static int after_get_events(void *hook_data
, void *call_data
)
1640 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1643 size
= event_viewer_data
->event_fields_queue_tmp
->length
;
1644 *real_num_events
= size
;
1646 update_raw_data_array(event_viewer_data
,size
);
1650 static void get_event_detail(LttEvent
*e
, LttField
*f
, GString
* s
)
1657 type
= ltt_field_type(f
);
1658 switch(ltt_type_class(type
)) {
1660 g_string_append_printf(s
, " %ld", ltt_event_get_long_int(e
,f
));
1664 g_string_append_printf(s
, " %lu", ltt_event_get_long_unsigned(e
,f
));
1668 g_string_append_printf(s
, " %g", ltt_event_get_double(e
,f
));
1672 g_string_append_printf(s
, " \"%s\"", ltt_event_get_string(e
,f
));
1676 g_string_append_printf(s
, " %s", ltt_enum_string_get(type
,
1677 ltt_event_get_unsigned(e
,f
)-1));
1682 g_string_append_printf(s
, " {");
1683 nb
= ltt_event_field_element_number(e
,f
);
1684 element
= ltt_field_element(f
);
1685 for(i
= 0 ; i
< nb
; i
++) {
1686 ltt_event_field_element_select(e
,f
,i
);
1687 get_event_detail(e
, element
, s
);
1689 g_string_append_printf(s
, " }");
1693 g_string_append_printf(s
, " {");
1694 nb
= ltt_type_member_number(type
);
1695 for(i
= 0 ; i
< nb
; i
++) {
1696 element
= ltt_field_member(f
,i
);
1697 ltt_type_member_type(type
, i
, &name
);
1698 g_string_append_printf(s
, " %s = ", name
);
1699 get_event_detail(e
, element
, s
);
1701 g_string_append_printf(s
, " }");
1705 g_string_append_printf(s
, " {");
1706 nb
= ltt_type_member_number(type
);
1707 for(i
= 0 ; i
< nb
; i
++) {
1708 element
= ltt_field_member(f
,i
);
1709 ltt_type_member_type(type
, i
, &name
);
1710 g_string_append_printf(s
, " %s = ", name
);
1711 get_event_detail(e
, element
, s
);
1713 g_string_append_printf(s
, " }");
1720 static void get_pid(unsigned * in
, unsigned * out
, char * s
)
1723 str
= strstr(s
, "out =");
1726 sscanf(str
,"%d", out
);
1728 g_warning("Can not find out pid\n");
1731 str
= strstr(s
,"in =");
1734 sscanf(str
,"%d", in
);
1736 g_warning("Can not find in pid\n");
1740 gboolean
parse_event(void *hook_data
, void *call_data
)
1742 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1743 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1744 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1746 EventFields
* tmp_event_fields
,*prev_event_fields
= NULL
, *data
=NULL
;
1750 unsigned in
=0, out
=0;
1752 GString
* detail_event
= g_string_new("");
1756 field
= ltt_event_field(e
);
1757 time
= ltt_event_time(e
);
1759 tmp_event_fields
= g_new(EventFields
,1);
1760 tmp_event_fields
->cpu_id
= ltt_event_cpu_id(e
);
1761 tmp_event_fields
->event_name
= g_strdup(ltt_eventtype_name(ltt_event_eventtype(e
)));
1762 tmp_event_fields
->time
= time
;
1763 tmp_event_fields
->ep
= ltt_event_position_new();
1765 if(event_viewer_data
->event_fields_queue_tmp
->length
){
1766 list
= event_viewer_data
->event_fields_queue_tmp
->head
;
1767 for(i
=event_viewer_data
->event_fields_queue_tmp
->length
-1;i
>=0;i
--){
1768 data
= (EventFields
*)g_list_nth_data(list
,i
);
1769 if(data
->cpu_id
== tmp_event_fields
->cpu_id
){
1770 prev_event_fields
= data
;
1776 if(prev_event_fields
) tmp_event_fields
->pid
= prev_event_fields
->pid
;
1777 else tmp_event_fields
->pid
= -1;
1779 tmp_event_fields
->entry_length
= field
== NULL
? 0 : ltt_field_size(field
);
1780 if(field
) get_event_detail(e
, field
, detail_event
);
1781 tmp_event_fields
->event_description
= g_strdup(detail_event
->str
);
1783 if(strcmp(tmp_event_fields
->event_name
, "schedchange") == 0){
1784 get_pid(&in
, &out
, detail_event
->str
);
1788 if(in
!= 0 || out
!= 0){
1789 tmp_event_fields
->pid
= in
;
1790 if(prev_event_fields
&& prev_event_fields
->pid
== -1){
1791 list
= event_viewer_data
->event_fields_queue_tmp
->head
;
1792 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1793 data
= (EventFields
*)g_list_nth_data(list
,i
);
1794 if(data
->cpu_id
== tmp_event_fields
->cpu_id
){
1801 ltt_event_position(e
, tmp_event_fields
->ep
);
1803 if(event_viewer_data
->event_fields_queue_tmp
->length
>= RESERVE_SMALL_SIZE
){
1804 if(event_viewer_data
->append
){
1805 list
= g_list_last(event_viewer_data
->event_fields_queue_tmp
->head
);
1806 data
= (EventFields
*)(list
->data
);
1807 if(data
->time
.tv_sec
== time
.tv_sec
&&
1808 data
->time
.tv_nsec
== time
.tv_nsec
){
1809 g_queue_push_tail(event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1811 g_free(tmp_event_fields
);
1814 remove_item_from_queue(event_viewer_data
->event_fields_queue_tmp
,TRUE
);
1815 g_queue_push_tail(event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1818 g_queue_push_tail (event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1821 g_string_free(detail_event
, TRUE
);
1826 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
)
1828 EventFields
*data1
, *data2
= NULL
;
1832 data1
= (EventFields
*)g_queue_pop_head(q
);
1833 list
= g_list_first(q
->head
);
1835 data2
= (EventFields
*)(list
->data
);
1837 data1
= (EventFields
*)g_queue_pop_tail(q
);
1838 list
= g_list_last(q
->head
);
1840 data2
= (EventFields
*)(list
->data
);
1844 if(data1
->time
.tv_sec
== data2
->time
.tv_sec
&&
1845 data1
->time
.tv_nsec
== data2
->time
.tv_nsec
){
1846 remove_item_from_queue(q
, fromHead
);
1855 void remove_all_items_from_queue(GQueue
*q
)
1858 while((data
= (EventFields
*)g_queue_pop_head(q
)) != NULL
){
1865 * plugin's init function
1867 * This function initializes the Event Viewer functionnality through the
1870 static void init() {
1872 lttvwindow_register_constructor("guievents",
1874 "Insert Event Viewer",
1875 hGuiEventsInsert_xpm
,
1876 "Insert Event Viewer",
1880 void event_destroy_walk(gpointer data
, gpointer user_data
)
1882 gui_events_destructor((EventViewerData
*)data
);
1886 * plugin's destroy function
1888 * This function releases the memory reserved by the module and unregisters
1889 * everything that has been registered in the gtkTraceSet API.
1891 static void destroy() {
1893 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1894 g_slist_free(g_event_viewer_data_list
);
1896 lttvwindow_unregister_constructor(h_gui_events
);
1901 LTTV_MODULE("guievents", "Detailed events view", \
1902 "Graphical module to display a detailed event list", \
1903 init
, destroy
, "lttvwindow")