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 <lttv/filter.h>
57 #include <lttvwindow/lttvwindow.h>
59 #include "hGuiEventsInsert.xpm"
61 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
62 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
65 /** Array containing instanced objects. Used when module is unloaded */
66 static GSList
*g_event_viewer_data_list
= NULL
;
68 typedef struct _EventFields
{
73 unsigned entry_length
;
74 char * event_description
;
78 #define RESERVE_BIG_SIZE 1000
79 #define RESERVE_SMALL_SIZE 100
80 #define RESERVE_SMALL_SIZE_SQUARE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE
81 #define RESERVE_SMALL_SIZE_CUBE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE_SQUARE
83 static const LttTime ltt_time_backward
= { 1 , 0 };
85 typedef enum _ScrollDirection
{
94 typedef struct _EventViewerData
{
97 LttvHooks
* event_hooks
;
99 gboolean append
; // prepend or append item
100 GQueue
* event_fields_queue
; // buf to contain event fields
101 GQueue
* event_fields_queue_tmp
; // tmp buf to contain event fields
102 unsigned current_event_index
;
104 /* previous value is used to determine if it is a page up/down or
105 * step up/down, in which case we move of a certain amount of events (one or
106 * the number of events shown on the screen) instead of changing begin time.
108 double previous_value
;
110 gint start_event_index
; // the first event shown in the window
111 gint end_event_index
; // the last event shown in the window
112 gint size
; // maxi number of events loaded
114 //scroll window containing Tree View
115 GtkWidget
* scroll_win
;
117 /* Model containing list data */
118 GtkListStore
*store_m
;
121 /* Widget to display the data in a columned list */
123 GtkAdjustment
*vtree_adjust_c
;
124 GtkWidget
*button
; /* a button of the header, used to get the header_height */
127 /* Vertical scrollbar and its adjustment */
128 GtkWidget
*vscroll_vc
;
129 GtkAdjustment
*vadjust_c
;
131 /* Selection handler */
132 GtkTreeSelection
*select_c
;
134 gint num_visible_events
;
135 gint first_event
, last_event
;
137 gint number_of_events
;
138 gint currently_selected_event
;
139 gboolean selected_event
;
143 /** hook functions for update time interval, current time ... */
144 gboolean
update_current_time(void * hook_data
, void * call_data
);
145 //gboolean show_event_detail(void * hook_data, void * call_data);
146 gboolean
traceset_changed(void * hook_data
, void * call_data
);
147 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
);
148 void remove_all_items_from_queue(GQueue
* q
);
149 void add_context_hooks(EventViewerData
* event_viewer_data
,
150 LttvTracesetContext
* tsc
);
151 void remove_context_hooks(EventViewerData
* event_viewer_data
,
152 LttvTracesetContext
* tsc
);
154 //! Event Viewer's constructor hook
155 GtkWidget
*h_gui_events(Tab
*tab
);
156 //! Event Viewer's constructor
157 EventViewerData
*gui_events(Tab
*tab
);
158 //! Event Viewer's destructor
159 void gui_events_destructor(EventViewerData
*event_viewer_data
);
160 void gui_events_free(EventViewerData
*event_viewer_data
);
163 header_size_allocate(GtkWidget
*widget
,
164 GtkAllocation
*allocation
,
167 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
168 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
170 /* Prototype for selection handler callback */
171 static void tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
);
172 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
173 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
);
174 static void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
);
175 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
176 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
);
179 static void get_data(double time
, guint list_height
,
180 EventViewerData
*event_viewer_data
);
182 static void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
);
184 static void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
185 LttTime end
, unsigned max_num_events
, unsigned * real_num_events
);
187 static gboolean
parse_event(void *hook_data
, void *call_data
);
189 /* Enumeration of the columns */
203 * Event Viewer's constructor hook
205 * This constructor is given as a parameter to the menuitem and toolbar button
206 * registration. It creates the list.
207 * @param parent_window A pointer to the parent window.
208 * @return The widget created.
211 h_gui_events(Tab
* tab
)
213 EventViewerData
* event_viewer_data
= gui_events(tab
) ;
214 if(event_viewer_data
)
215 return event_viewer_data
->hbox_v
;
221 * Event Viewer's constructor
223 * This constructor is used to create EventViewerData data structure.
224 * @return The Event viewer data created.
230 GtkTreeViewColumn
*column
;
231 GtkCellRenderer
*renderer
;
232 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
234 event_viewer_data
->tab
= tab
;
236 event_viewer_data
->event_hooks
= lttv_hooks_new();
237 lttv_hooks_add(event_viewer_data
->event_hooks
, parse_event
, event_viewer_data
, LTTV_PRIO_DEFAULT
);
239 event_viewer_data
->event_fields_queue
= g_queue_new();
240 event_viewer_data
->event_fields_queue_tmp
= g_queue_new();
242 lttvwindow_register_current_time_notify(tab
,
243 update_current_time
,event_viewer_data
);
244 //lttvwindow_register_show_notify(tab,
245 // show_event_detail,event_viewer_data);
246 lttvwindow_register_traceset_notify(tab
,
247 traceset_changed
,event_viewer_data
);
249 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
250 gtk_widget_show (event_viewer_data
->scroll_win
);
251 gtk_scrolled_window_set_policy(
252 GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
253 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
255 /* TEST DATA, TO BE READ FROM THE TRACE */
256 event_viewer_data
->currently_selected_event
= 0;
257 event_viewer_data
->selected_event
= FALSE
;
259 /* Create a model for storing the data list */
260 event_viewer_data
->store_m
= gtk_list_store_new (
261 N_COLUMNS
, /* Total number of columns */
262 G_TYPE_INT
, /* CPUID */
263 G_TYPE_STRING
, /* Event */
264 G_TYPE_UINT64
, /* Time */
265 G_TYPE_INT
, /* PID */
266 G_TYPE_INT
, /* Entry length */
267 G_TYPE_STRING
); /* Event's description */
269 /* Create the viewer widget for the columned list */
270 event_viewer_data
->tree_v
=
271 gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
273 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
274 G_CALLBACK (tree_v_size_allocate_cb
),
276 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
277 G_CALLBACK (tree_v_size_request_cb
),
280 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
281 G_CALLBACK (tree_v_cursor_changed_cb
),
284 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
285 G_CALLBACK (tree_v_move_cursor_cb
),
288 // Use on each column!
289 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v, GTK_TREE_VIEW_COLUMN_FIXED);
291 /* The view now holds a reference. We can get rid of our own
293 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
296 /* Create a column, associating the "text" attribute of the
297 * cell_renderer to the first column of the model */
298 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
299 renderer
= gtk_cell_renderer_text_new ();
300 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
302 "text", CPUID_COLUMN
,
304 gtk_tree_view_column_set_alignment (column
, 0.0);
305 gtk_tree_view_column_set_fixed_width (column
, 45);
306 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
308 event_viewer_data
->button
= column
->button
;
310 g_signal_connect (G_OBJECT(event_viewer_data
->button
),
312 G_CALLBACK(header_size_allocate
),
313 (gpointer
)event_viewer_data
);
315 renderer
= gtk_cell_renderer_text_new ();
316 column
= gtk_tree_view_column_new_with_attributes ("Event",
318 "text", EVENT_COLUMN
,
320 gtk_tree_view_column_set_alignment (column
, 0.0);
321 gtk_tree_view_column_set_fixed_width (column
, 120);
322 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
324 renderer
= gtk_cell_renderer_text_new ();
325 column
= gtk_tree_view_column_new_with_attributes ("Time",
329 gtk_tree_view_column_set_alignment (column
, 1.0);
330 gtk_tree_view_column_set_fixed_width (column
, 120);
331 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
333 renderer
= gtk_cell_renderer_text_new ();
334 column
= gtk_tree_view_column_new_with_attributes ("PID",
338 gtk_tree_view_column_set_alignment (column
, 1.0);
339 gtk_tree_view_column_set_fixed_width (column
, 45);
340 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
342 renderer
= gtk_cell_renderer_text_new ();
343 column
= gtk_tree_view_column_new_with_attributes ("Entry Length",
345 "text", ENTRY_LEN_COLUMN
,
347 gtk_tree_view_column_set_alignment (column
, 1.0);
348 gtk_tree_view_column_set_fixed_width (column
, 60);
349 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
351 renderer
= gtk_cell_renderer_text_new ();
352 column
= gtk_tree_view_column_new_with_attributes ("Event Description",
354 "text", EVENT_DESCR_COLUMN
,
356 gtk_tree_view_column_set_alignment (column
, 0.0);
357 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
360 /* Setup the selection handler */
361 event_viewer_data
->select_c
= gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
362 gtk_tree_selection_set_mode (event_viewer_data
->select_c
, GTK_SELECTION_SINGLE
);
363 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
364 G_CALLBACK (tree_selection_changed_cb
),
367 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
), event_viewer_data
->tree_v
);
369 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
370 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
372 /* Create vertical scrollbar and pack it */
373 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
374 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
375 GTK_UPDATE_CONTINUOUS
);
376 // Changed by MD : more user friendly :)
377 //GTK_UPDATE_DISCONTINUOUS);
378 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
380 /* Get the vertical scrollbar's adjustment */
381 event_viewer_data
->vadjust_c
= gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
382 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
383 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
385 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
386 G_CALLBACK (v_scroll_cb
),
388 /* Set the upper bound to the last event number */
389 event_viewer_data
->previous_value
= 0;
390 event_viewer_data
->vadjust_c
->lower
= 0.0;
391 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
392 event_viewer_data
->vadjust_c
->value
= 0.0;
393 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
394 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
395 // event_viewer_data->vtree_adjust_c->upper;
396 event_viewer_data
->vadjust_c
->page_size
= 2.0;
397 // event_viewer_data->vtree_adjust_c->upper;
398 /* Raw event trace */
399 gtk_widget_show(event_viewer_data
->hbox_v
);
400 gtk_widget_show(event_viewer_data
->tree_v
);
401 gtk_widget_show(event_viewer_data
->vscroll_vc
);
403 /* Add the object's information to the module's array */
404 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
, event_viewer_data
);
406 event_viewer_data
->first_event
= -1 ;
407 event_viewer_data
->last_event
= 0 ;
409 event_viewer_data
->num_visible_events
= 1;
411 //get the life span of the traceset and set the upper of the scroll bar
413 LttvTracesetContext
* tsc
=
414 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
415 TimeInterval time_span
= tsc
->time_span
;
416 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
418 event_viewer_data
->vadjust_c
->upper
=
419 ltt_time_to_double(end
);
421 event_viewer_data
->append
= TRUE
;
423 event_viewer_data
->start_event_index
= 0;
424 event_viewer_data
->end_event_index
= event_viewer_data
->num_visible_events
- 1;
426 /* Set the Selected Event */
427 // tree_v_set_cursor(event_viewer_data);
429 // event_viewer_data->current_time_updated = FALSE;
430 event_viewer_data
->size
= RESERVE_SMALL_SIZE
;
432 g_object_set_data_full(
433 G_OBJECT(event_viewer_data
->hbox_v
),
436 (GDestroyNotify
)gui_events_free
);
439 return event_viewer_data
;
445 header_size_allocate(GtkWidget
*widget
,
446 GtkAllocation
*allocation
,
449 EventViewerData
*event_viewer_data
= (EventViewerData
*)user_data
;
451 event_viewer_data
->header_height
= allocation
->height
;
457 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
461 if(event_viewer_data
->selected_event
&& event_viewer_data
->first_event
!= -1)
463 path
= gtk_tree_path_new_from_indices(
464 event_viewer_data
->currently_selected_event
-
465 event_viewer_data
->first_event
,
468 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
469 gtk_tree_path_free(path
);
473 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
478 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
479 indices
= gtk_tree_path_get_indices(path
);
483 event_viewer_data
->selected_event
= TRUE
;
484 event_viewer_data
->currently_selected_event
=
485 event_viewer_data
->first_event
+ indices
[0];
488 event_viewer_data
->selected_event
= FALSE
;
489 event_viewer_data
->currently_selected_event
= 0;
492 gtk_tree_path_free(path
);
498 void tree_v_move_cursor_cb (GtkWidget
*widget
,
499 GtkMovementStep arg1
,
503 GtkTreePath
*path
; // = gtk_tree_path_new();
506 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
508 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
512 /* No prior cursor, put it at beginning of page
513 * and let the execution do */
514 path
= gtk_tree_path_new_from_indices(0, -1);
515 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
519 indices
= gtk_tree_path_get_indices(path
);
521 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
523 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
528 /* move one line down */
529 if(indices
[0] == event_viewer_data
->num_visible_events
- 1)
531 if(value
+ event_viewer_data
->num_visible_events
<=
532 event_viewer_data
->number_of_events
-1)
534 event_viewer_data
->currently_selected_event
+= 1;
535 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
536 //gtk_tree_path_free(path);
537 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
538 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
539 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
543 /* Move one line up */
548 event_viewer_data
->currently_selected_event
-= 1;
549 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
550 //gtk_tree_path_free(path);
551 //path = gtk_tree_path_new_from_indices(0, -1);
552 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
553 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
559 if(arg1
== GTK_MOVEMENT_PAGES
)
564 if(event_viewer_data
->num_visible_events
== 1)
566 /* move one page down */
567 if(value
+ event_viewer_data
->num_visible_events
-1 <=
568 event_viewer_data
->number_of_events
)
570 event_viewer_data
->currently_selected_event
+=
571 event_viewer_data
->num_visible_events
-1;
572 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
573 // value+(event_viewer_data->num_visible_events-1));
574 //gtk_tree_path_free(path);
575 //path = gtk_tree_path_new_from_indices(0, -1);
576 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
577 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
580 /* Move one page up */
581 if(event_viewer_data
->num_visible_events
== 1)
584 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
586 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
588 event_viewer_data
->currently_selected_event
-=
589 event_viewer_data
->num_visible_events
-1;
591 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
592 // value-(event_viewer_data->num_visible_events-1));
593 //gtk_tree_path_free(path);
594 //path = gtk_tree_path_new_from_indices(0, -1);
595 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
596 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
599 /* Go to first Event */
600 event_viewer_data
->currently_selected_event
== 0 ;
601 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
603 //gtk_tree_path_free(path);
604 //path = gtk_tree_path_new_from_indices(0, -1);
605 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
606 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
613 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
615 /* Move to the ends of the buffer */
618 /* move end of buffer */
619 event_viewer_data
->currently_selected_event
=
620 event_viewer_data
->number_of_events
-1 ;
621 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
622 // event_viewer_data->number_of_events -
623 // event_viewer_data->num_visible_events);
624 //gtk_tree_path_free(path);
625 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
626 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
627 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
629 /* Move beginning of buffer */
630 event_viewer_data
->currently_selected_event
= 0 ;
631 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
632 //gtk_tree_path_free(path);
633 //path = gtk_tree_path_new_from_indices(0, -1);
634 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
635 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
639 gtk_tree_path_free(path
);
642 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
644 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
645 Tab
*tab
= event_viewer_data
->tab
;
646 LttTime current_time
= lttvwindow_get_current_time(tab
);
650 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
653 /* On cursor change, modify the currently selected event by calling
654 * the right API function */
655 tree_v_get_cursor(event_viewer_data
);
657 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
658 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
659 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
660 ltt_time
.tv_sec
= time
/ NANOSECONDS_PER_SECOND
;
661 ltt_time
.tv_nsec
= time
% NANOSECONDS_PER_SECOND
;
663 if(ltt_time
.tv_sec
!= current_time
.tv_sec
||
664 ltt_time
.tv_nsec
!= current_time
.tv_nsec
){
665 // event_viewer_data->current_time_updated = TRUE;
666 lttvwindow_report_current_time(tab
,ltt_time
);
669 g_warning("Can not get iter\n");
675 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
677 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
678 GtkTreePath
*tree_path
;
680 get_data(adjustment
->value
, event_viewer_data
->num_visible_events
,
684 if(event_viewer_data
->currently_selected_event
685 >= event_viewer_data
->first_event
687 event_viewer_data
->currently_selected_event
688 <= event_viewer_data
->last_event
690 event_viewer_data
->selected_event
)
693 tree_path
= gtk_tree_path_new_from_indices(
694 event_viewer_data
->currently_selected_event
-
695 event_viewer_data
->first_event
,
698 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
700 gtk_tree_path_free(tree_path
);
704 static __inline gint
get_cell_height(GtkTreeView
*TreeView
)
707 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
709 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
714 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
716 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
717 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
718 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
719 gdouble exact_num_visible
;
721 exact_num_visible
= ( alloc
->height
-
722 event_viewer_data
->header_height
)
723 / (double)cell_height
;
725 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
728 event_viewer_data->vadjust_c->page_increment =
729 floor(exact_num_visible);
730 event_viewer_data->vadjust_c->page_size =
731 floor(exact_num_visible);
734 g_debug("size allocate : last_num_visible_events : %d,\
735 num_visible_events : %d",
736 last_num_visible_events
,
737 event_viewer_data
->num_visible_events
);
738 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
740 get_data(event_viewer_data
->vadjust_c
->value
,
741 event_viewer_data
->num_visible_events
,
748 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
751 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
752 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
754 h
= cell_height
+ event_viewer_data
->header_height
;
755 requisition
->height
= h
;
760 gboolean
show_event_detail(void * hook_data
, void * call_data
)
762 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
763 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
765 if(event_viewer_data
->event_fields_queue_tmp
->length
== 0 &&
766 event_viewer_data
->event_fields_queue
->length
== 0){
767 event_viewer_data
->shown
= FALSE
;
771 if(event_viewer_data
->shown
== FALSE
){
772 event_viewer_data
->shown
= TRUE
;
773 update_raw_data_array(event_viewer_data
,
774 event_viewer_data
->event_fields_queue_tmp
->length
);
776 get_data(event_viewer_data
->vadjust_c
->value
,
777 event_viewer_data
->num_visible_events
,
780 remove_context_hooks(event_viewer_data
,tsc
);
788 void insert_data_into_model(EventViewerData
*event_viewer_data
, int start
, int end
)
792 EventFields
* raw_data
;
796 first
= event_viewer_data
->event_fields_queue
->head
;
797 for(i
=start
; i
<end
; i
++){
798 if(i
>=event_viewer_data
->number_of_events
) break;
799 raw_data
= (EventFields
*)g_list_nth_data(first
, i
);
801 // Add a new row to the model
802 real_data
= raw_data
->time
.tv_sec
;
803 real_data
*= NANOSECONDS_PER_SECOND
;
804 real_data
+= raw_data
->time
.tv_nsec
;
805 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
806 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
807 CPUID_COLUMN
, raw_data
->cpu_id
,
808 EVENT_COLUMN
, raw_data
->event_name
,
809 TIME_COLUMN
, real_data
,
810 PID_COLUMN
, raw_data
->pid
,
811 ENTRY_LEN_COLUMN
, raw_data
->entry_length
,
812 EVENT_DESCR_COLUMN
, raw_data
->event_description
,
817 static void get_data_wrapped(double time_value
, gint list_height
,
818 EventViewerData
*event_viewer_data
, LttEvent
*ev
);
820 static void get_data(double time_value
, guint list_height
,
821 EventViewerData
*event_viewer_data
)
823 LttEvent
* ev
= ltt_event_new();
825 get_data_wrapped(time_value
, list_height
,
826 event_viewer_data
, ev
);
828 ltt_event_destroy(ev
);
831 static void get_data_wrapped(double time_value
, gint list_height
,
832 EventViewerData
*event_viewer_data
, LttEvent
*ev
)
835 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
836 EventFields
* event_fields
;
837 ScrollDirection direction
= SCROLL_NONE
;
839 gint event_number
= event_viewer_data
->start_event_index
;
840 double value
= event_viewer_data
->previous_value
- time_value
;
841 LttTime start
, end
, time
;
842 gint backward_num
, minNum
, maxNum
;
845 gint size
= 1, count
= 0;
846 gboolean need_backward_again
, backward
;
847 LttvTracesetContext
* tsc
=
848 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
849 TimeInterval time_span
= tsc
->time_span
;
851 // if(event_number > event_viewer_data->last_event ||
852 // event_number + list_height-1 < event_viewer_data->first_event ||
853 // event_viewer_data->first_event == -1)
855 /* no event can be reused, clear and start from nothing */
857 if(value
>= -1.0) direction
= SCROLL_STEP_DOWN
;
858 else if(value
>= -2.0) direction
= SCROLL_PAGE_DOWN
;
859 else direction
= SCROLL_JUMP
;
860 } else if(value
> 0.0) {
861 if(value
<= 1.0) direction
= SCROLL_STEP_UP
;
862 else if(value
<= 2.0) direction
= SCROLL_PAGE_UP
;
863 else direction
= SCROLL_JUMP
;
865 else direction
= SCROLL_NONE
; /* 0.0 */
867 if(g_queue_get_length(event_viewer_data
->event_fields_queue
)==0)
868 direction
= SCROLL_JUMP
;
872 if(direction
== SCROLL_STEP_UP
) g_debug("direction STEP_UP");
874 if(direction
== SCROLL_PAGE_UP
) g_debug("direction PAGE_UP");
875 if(direction
== SCROLL_PAGE_UP
){
876 backward
= list_height
>event_viewer_data
->start_event_index
? TRUE
: FALSE
;
878 backward
= event_viewer_data
->start_event_index
== 0 ? TRUE
: FALSE
;
881 first
= event_viewer_data
->event_fields_queue
->head
;
883 event_fields
= (EventFields
*)first
->data
;
884 LttTime backward_start
= event_fields
->time
;
886 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
887 event_viewer_data
->append
= FALSE
;
889 if(direction
== SCROLL_PAGE_UP
){
890 minNum
= list_height
- event_viewer_data
->start_event_index
;
894 first
= event_viewer_data
->event_fields_queue
->head
;
896 event_fields
= (EventFields
*)first
->data
;
897 end
= event_fields
->time
;
899 backward_start
= LTT_TIME_MAX(ltt_time_sub(backward_start
,
901 tsc
->time_span
.start_time
);
903 event_viewer_data
->current_event_index
= event_viewer_data
->start_event_index
;
904 get_events(event_viewer_data
, backward_start
, end
, maxNum
, &size
);
905 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
908 && (ltt_time_compare(backward_start
, tsc
->time_span
.start_time
)>0))
909 need_backward_again
= TRUE
;
910 else need_backward_again
= FALSE
;
916 }while(need_backward_again
);
918 if(direction
== SCROLL_STEP_UP
)
919 event_number
= event_viewer_data
->start_event_index
- 1;
921 event_number
= event_viewer_data
->start_event_index
- list_height
;
923 case SCROLL_STEP_DOWN
:
924 g_debug("direction STEP_DOWN");
925 if(event_viewer_data
->end_event_index
== event_viewer_data
->number_of_events
- 1){
926 event_viewer_data
->append
= TRUE
;
927 first
= event_viewer_data
->event_fields_queue
->head
;
929 event_fields
= (EventFields
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
930 start
= event_fields
->time
;
932 end
= ltt_time_infinite
;
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
= ltt_time_infinite
;
956 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
958 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
960 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
962 remain_events
+= size
;
963 if(list_height
<= remain_events
)
964 event_number
= event_viewer_data
->number_of_events
- remain_events
- 1;
966 event_number
= event_viewer_data
->number_of_events
- 1 - list_height
;
967 }else event_number
= event_viewer_data
->start_event_index
+ list_height
- 1;
970 g_debug("direction SCROLL_JUMP");
971 event_viewer_data
->append
= TRUE
;
972 remove_all_items_from_queue(event_viewer_data
->event_fields_queue
);
973 end
= ltt_time_infinite
;
974 time
= ltt_time_from_double(time_value
);
975 start
= ltt_time_add(time_span
.start_time
, time
);
976 event_viewer_data
->previous_value
= time_value
;
977 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
978 if(size
< list_height
&& size
> 0){
979 event_viewer_data
->append
= FALSE
;
980 first
= event_viewer_data
->event_fields_queue
->head
;
982 event_fields
= (EventFields
*)first
->data
;
983 end
= event_fields
->time
;
987 g_assert(end
.tv_sec
!= 0);
989 end
.tv_nsec
= NANOSECONDS_PER_SECOND
-1;
993 ltt_event_position_get(event_fields
->ep
, &block_num
, &event_num
, &tf
);
995 if(event_num
> list_height
- size
){
996 backward_num
= event_num
> RESERVE_SMALL_SIZE
997 ? event_num
- RESERVE_SMALL_SIZE
: 1;
998 ltt_event_position_set(event_fields
->ep
, block_num
, backward_num
);
999 ltt_tracefile_seek_position(tf
, event_fields
->ep
);
1000 g_assert(ltt_tracefile_read(tf
,ev
) != NULL
);
1001 start
= ltt_event_time(ev
);
1002 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
1003 event_viewer_data
->current_event_index
= 0;
1004 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
1005 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
1007 event_number
= event_viewer_data
->event_fields_queue
->length
- list_height
;
1008 }else if(size
== 0){
1009 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
1011 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1018 g_debug("direction SCROLL_NONE");
1019 event_number
= event_viewer_data
->current_event_index
;
1025 if(event_number
< 0) event_number
= 0;
1027 //update the value of the scroll bar
1028 if(direction
!= SCROLL_NONE
&& direction
!= SCROLL_JUMP
){
1029 g_debug("updating scrollbar value because near.");
1030 first
= event_viewer_data
->event_fields_queue
->head
;
1032 event_fields
= (EventFields
*)g_list_nth_data(first
,event_number
);
1033 if(!event_fields
) event_fields
= (EventFields
*)g_list_nth_data(first
,0);
1034 time
= ltt_time_sub(event_fields
->time
, time_span
.start_time
);
1035 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(time
);
1036 //gtk_adjustment_set_value(event_viewer_data->vadjust_c,
1037 // ltt_time_to_double(time));
1038 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->vadjust_c), "value-changed");
1039 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1040 //gtk_adjustment_value_changed(event_viewer_data->vadjust_c);
1045 event_viewer_data
->start_event_index
= event_number
;
1046 event_viewer_data
->end_event_index
= event_number
+ list_height
- 1;
1047 if(event_viewer_data
->end_event_index
> event_viewer_data
->number_of_events
- 1){
1048 event_viewer_data
->end_event_index
= event_viewer_data
->number_of_events
- 1;
1051 first
= event_viewer_data
->event_fields_queue
->head
;
1052 gtk_list_store_clear(event_viewer_data
->store_m
);
1054 // event_viewer_data->previous_value = 0;
1055 // event_viewer_data->vadjust_c->value = 0.0;
1056 // gtk_widget_hide(event_viewer_data->vscroll_vc);
1058 }else gtk_widget_show(event_viewer_data
->vscroll_vc
);
1060 insert_data_into_model(event_viewer_data
,event_number
, event_number
+list_height
);
1063 event_viewer_data
->first_event
= event_viewer_data
->start_event_index
;
1064 event_viewer_data
->last_event
= event_viewer_data
->end_event_index
;
1071 void add_test_data(EventViewerData
*event_viewer_data
)
1078 /* Add a new row to the model */
1079 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1080 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1082 EVENT_COLUMN
, "event irq",
1085 ENTRY_LEN_COLUMN
, 17,
1086 EVENT_DESCR_COLUMN
, "Detailed information",
1093 gui_events_free(EventViewerData
*event_viewer_data
)
1095 Tab
*tab
= event_viewer_data
->tab
;
1097 if(event_viewer_data
){
1098 lttv_hooks_remove(event_viewer_data
->event_hooks
,parse_event
);
1099 lttv_hooks_destroy(event_viewer_data
->event_hooks
);
1101 remove_all_items_from_queue (event_viewer_data
->event_fields_queue
);
1102 g_queue_free(event_viewer_data
->event_fields_queue
);
1103 g_queue_free(event_viewer_data
->event_fields_queue_tmp
);
1105 lttvwindow_unregister_current_time_notify(tab
,
1106 update_current_time
, event_viewer_data
);
1107 //lttvwindow_unregister_show_notify(tab,
1108 // show_event_detail, event_viewer_data);
1109 lttvwindow_unregister_traceset_notify(tab
,
1110 traceset_changed
, event_viewer_data
);
1112 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
, event_viewer_data
);
1113 g_free(event_viewer_data
);
1118 gui_events_destructor(EventViewerData
*event_viewer_data
)
1121 /* May already been done by GTK window closing */
1122 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1123 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1129 tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
)
1131 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1133 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1136 if (gtk_tree_selection_get_selected (selection
, &model
, &iter
))
1138 gtk_tree_model_get (model
, &iter
, EVENT_COLUMN
, &event
, -1);
1146 /* If every module uses the filter, maybe these two
1147 * (add/remove_context_hooks functions) should be put in common place
1149 void add_context_hooks(EventViewerData
* event_viewer_data
,
1150 LttvTracesetContext
* tsc
)
1152 gint i
, j
, k
, m
,n
, nbi
, id
;
1153 gint nb_tracefile
, nb_facility
, nb_event
;
1155 LttvTraceContext
*tc
;
1156 LttvTracefileContext
*tfc
;
1161 //if there are hooks for traceset, add them here
1163 nbi
= lttv_traceset_number(tsc
->ts
);
1164 for(i
= 0 ; i
< nbi
; i
++) {
1165 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1166 selected
= lttv_trace_selector_get_selected(t_s
);
1167 if(!selected
) continue;
1168 tc
= tsc
->traces
[i
];
1170 //if there are hooks for trace, add them here
1172 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1173 ltt_trace_per_cpu_tracefile_number(trace
);
1175 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1176 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1177 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1178 if(!selected
) continue;
1179 tfc
= tc
->tracefiles
[j
];
1181 //if there are hooks for tracefile, add them here
1182 // lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
1183 // event_viewer_data->event_hooks,NULL);
1185 nb_facility
= ltt_trace_facility_number(trace
);
1187 for(k
=0;k
<nb_facility
;k
++){
1188 fac
= ltt_trace_facility_get(trace
,k
);
1189 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1190 for(m
=0;m
<nb_event
;m
++){
1191 et
= ltt_facility_eventtype_get(fac
,m
);
1192 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1193 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1195 id
= (gint
) ltt_eventtype_id(et
);
1196 lttv_tracefile_context_add_hooks_by_id(tfc
,id
,
1197 event_viewer_data
->event_hooks
);
1206 //add hooks for process_traceset
1207 // lttv_traceset_context_add_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1208 // NULL, NULL, NULL,event_viewer_data->event_hooks,NULL);
1212 void remove_context_hooks(EventViewerData
* event_viewer_data
,
1213 LttvTracesetContext
* tsc
)
1215 gint i
, j
, k
, m
, nbi
, n
, id
;
1216 gint nb_tracefile
, nb_facility
, nb_event
;
1218 LttvTraceContext
*tc
;
1219 LttvTracefileContext
*tfc
;
1220 LttvTracesetSelector
* ts_s
;
1221 LttvTraceSelector
* t_s
;
1222 LttvTracefileSelector
* tf_s
;
1226 LttvEventtypeSelector
* eventtype
;
1228 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1229 event_viewer_data
->filter_key
);
1231 //if there are hooks for traceset, remove them here
1233 nbi
= lttv_traceset_number(tsc
->ts
);
1234 for(i
= 0 ; i
< nbi
; i
++) {
1235 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1236 selected
= lttv_trace_selector_get_selected(t_s
);
1237 if(!selected
) continue;
1238 tc
= tsc
->traces
[i
];
1240 //if there are hooks for trace, remove them here
1242 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1243 ltt_trace_per_cpu_tracefile_number(trace
);
1245 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1246 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1247 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1248 if(!selected
) continue;
1249 tfc
= tc
->tracefiles
[j
];
1251 //if there are hooks for tracefile, remove them here
1252 // lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
1253 // event_viewer_data->event_hooks,NULL);
1255 nb_facility
= ltt_trace_facility_number(trace
);
1257 for(k
=0;k
<nb_facility
;k
++){
1258 fac
= ltt_trace_facility_get(trace
,k
);
1259 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1260 for(m
=0;m
<nb_event
;m
++){
1261 et
= ltt_facility_eventtype_get(fac
,m
);
1262 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1263 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1265 id
= (gint
) ltt_eventtype_id(et
);
1266 lttv_tracefile_context_remove_hooks_by_id(tfc
,id
);
1273 //remove hooks from context
1274 // lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1275 // NULL, NULL, NULL,event_viewer_data->event_hooks,NULL);
1279 gboolean
update_current_time(void * hook_data
, void * call_data
)
1281 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1282 const LttTime
* current_time
= (LttTime
*)call_data
;
1283 guint64 nsec
= (guint64
)current_time
->tv_sec
* NANOSECONDS_PER_SECOND
1284 + (guint64
)current_time
->tv_nsec
;
1287 GtkTreeModel
* model
= (GtkTreeModel
*)event_viewer_data
->store_m
;
1289 EventFields
* data
, *data1
;
1295 LttvTracesetContext
* tsc
=
1296 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1297 TimeInterval time_span
= tsc
->time_span
;
1299 if(!event_viewer_data
->event_fields_queue
->head
) return FALSE
;
1301 if(event_viewer_data
->current_time_updated
){
1302 event_viewer_data
->current_time_updated
= FALSE
;
1306 //check if the event is shown in the current viewer
1308 gboolean event_shown
= FALSE
;
1309 if(gtk_tree_model_get_iter_first(model
, &iter
)){
1310 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1312 /* Event is before the list */
1314 /* Event can be in the list */
1319 while(gtk_tree_model_iter_next(model
, &iter
)) {
1320 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1334 //the event is not shown in the current viewer
1336 //check if the event is in the buffer
1337 list
= event_viewer_data
->event_fields_queue
->head
;
1338 data
= (EventFields
*)g_list_nth_data(list
,0);
1339 data1
= (EventFields
*)g_list_nth_data(list
,event_viewer_data
->event_fields_queue
->length
-1);
1341 //the event is in the buffer
1342 if(ltt_time_compare(data
->time
, *current_time
)<=0 &&
1343 ltt_time_compare(data1
->time
, *current_time
)>=0){
1344 for(i
=0;i
<event_viewer_data
->event_fields_queue
->length
;i
++){
1345 data
= (EventFields
*)g_list_nth_data(list
,i
);
1346 if(ltt_time_compare(data
->time
, *current_time
) < 0){
1352 if((gint
)event_viewer_data
->event_fields_queue
->length
-count
1353 < event_viewer_data
->num_visible_events
){
1354 j
= event_viewer_data
->event_fields_queue
->length
- event_viewer_data
->num_visible_events
;
1356 data
= (EventFields
*)g_list_nth_data(list
,j
);
1361 t
= ltt_time_sub(data
->time
, time_span
.start_time
);
1362 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(t
);
1363 //gtk_adjustment_set_value(event_viewer_data->vadjust_c,
1364 // ltt_time_to_double(t));
1365 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->vadjust_c), "value-changed");
1366 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1367 insert_data_into_model(event_viewer_data
,j
, j
+event_viewer_data
->num_visible_events
);
1368 //gtk_adjustment_value_changed(event_viewer_data->vadjust_c);
1370 }else{//the event is not in the buffer
1372 LttTime start
= ltt_time_sub(*current_time
, time_span
.start_time
);
1373 double position
= ltt_time_to_double(start
);
1374 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, position
);
1378 sprintf(str_path
,"%d",count
);
1379 path
= gtk_tree_path_new_from_string (str_path
);
1380 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
1381 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->tree_v), "cursor-changed");
1382 gtk_tree_path_free(path
);
1387 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1389 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1390 LttvTracesetContext
* tsc
=
1391 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1392 TimeInterval time_span
= tsc
->time_span
;
1395 remove_all_items_from_queue(event_viewer_data
->event_fields_queue
);
1396 gtk_list_store_clear(event_viewer_data
->store_m
);
1397 event_viewer_data
->append
= TRUE
;
1399 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
1400 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(end
);
1401 g_signal_emit_by_name(event_viewer_data
->vadjust_c
, "value-changed");
1402 // event_viewer_data->vadjust_c->value = 0;
1408 void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
)
1412 int pid
, tmpPid
, i
,j
,len
;
1413 GList
* list
, *tmpList
;
1414 GArray
* pid_array
, * tmp_pid_array
;
1416 pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1417 tmp_pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1419 //if the queue is full, remove some data, keep the size of the queue constant
1420 while(event_viewer_data
->event_fields_queue
->length
+ size
> RESERVE_BIG_SIZE
){
1421 remove_item_from_queue(event_viewer_data
->event_fields_queue
,
1422 event_viewer_data
->append
);
1425 //update pid if it is not known
1426 if(event_viewer_data
->event_fields_queue
->length
> 0){
1427 list
= event_viewer_data
->event_fields_queue
->head
;
1428 tmpList
= event_viewer_data
->event_fields_queue_tmp
->head
;
1429 if(event_viewer_data
->append
){
1430 for(i
=(gint
)event_viewer_data
->event_fields_queue
->length
-1;i
>=0;i
--){
1431 data
= (EventFields
*)g_list_nth_data(list
,i
);
1432 len
= data
->pid
==0 ? -2 : data
->pid
;
1433 if(data
->cpu_id
+1 > pid_array
->len
){
1434 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1435 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1436 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1437 }else if(data
->cpu_id
+1 < pid_array
->len
){
1438 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1440 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1441 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1446 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1447 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1448 len
= data
->pid
==0 ? -2 : data
->pid
;
1449 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1450 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1451 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1452 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1453 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1454 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1456 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1457 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1462 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue
->length
;i
++){
1463 data
= (EventFields
*)g_list_nth_data(list
,i
);
1464 len
= data
->pid
==0 ? -2 : data
->pid
;
1465 if(data
->cpu_id
+1 > pid_array
->len
){
1466 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1467 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1468 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1469 }else if(data
->cpu_id
+1 < pid_array
->len
){
1470 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1472 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1473 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1478 for(i
=(gint
)event_viewer_data
->event_fields_queue_tmp
->length
-1;i
>=0;i
--){
1479 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1480 len
= data
->pid
==0 ? -2 : data
->pid
;
1481 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1482 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1483 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1484 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1485 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1486 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1488 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1489 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1495 len
= (pid_array
->len
> tmp_pid_array
->len
) ?
1496 tmp_pid_array
->len
: pid_array
->len
;
1498 pid
= g_array_index(pid_array
,int, j
);
1499 tmpPid
= g_array_index(tmp_pid_array
,int,j
);
1500 if(pid
== -2)pid
= 0;
1501 if(tmpPid
== -2) tmpPid
= 0;
1503 if(pid
== -1 && tmpPid
!= -1){
1504 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue
->length
;i
++){
1505 data
= (EventFields
*)g_list_nth_data(list
,i
);
1506 if(data
->pid
== -1 && (gint
)data
->cpu_id
== j
) data
->pid
= tmpPid
;
1508 }else if(pid
!= -1 && tmpPid
== -1){
1509 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1510 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1511 if(data
->pid
== -1 && (gint
)data
->cpu_id
== j
) data
->pid
= pid
;
1517 g_array_free(pid_array
,TRUE
);
1518 g_array_free(tmp_pid_array
, TRUE
);
1520 //add data from tmp queue into the queue
1521 event_viewer_data
->number_of_events
=
1522 event_viewer_data
->event_fields_queue
->length
1523 + event_viewer_data
->event_fields_queue_tmp
->length
;
1524 if(event_viewer_data
->append
){
1525 if(event_viewer_data
->event_fields_queue
->length
> 0)
1526 event_viewer_data
->current_event_index
= event_viewer_data
->event_fields_queue
->length
- 1;
1527 else event_viewer_data
->current_event_index
= 0;
1528 while((data
= g_queue_pop_head(event_viewer_data
->event_fields_queue_tmp
)) != NULL
){
1529 g_queue_push_tail(event_viewer_data
->event_fields_queue
, data
);
1532 event_viewer_data
->current_event_index
+= event_viewer_data
->event_fields_queue_tmp
->length
;
1533 while((data
= g_queue_pop_tail(event_viewer_data
->event_fields_queue_tmp
)) != NULL
){
1534 g_queue_push_head(event_viewer_data
->event_fields_queue
, data
);
1540 void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
1541 LttTime end
,unsigned max_num_events
, unsigned * real_num_events
)
1543 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1544 Tab
*tab
= event_viewer_data
->tab
;
1546 //add_context_hooks(event_viewer_data,tsc);
1547 //seek state because we use the main window's traceset context.
1548 lttv_state_traceset_seek_time_closest(LTTV_TRACESET_STATE(tsc
), start
);
1549 lttv_process_traceset_middle(tsc
, start
, G_MAXUINT
, NULL
);
1550 lttv_process_traceset_begin(tsc
,
1554 event_viewer_data
->event_hooks
,
1556 if(event_viewer_data
->append
== TRUE
) {
1558 lttv_process_traceset_middle(tsc
, end
, max_num_events
, NULL
);
1561 LttvTracefileContext
*tfc
;
1564 /* clear the temp list */
1565 while(g_queue_pop_head(event_viewer_data
->event_fields_queue_tmp
));
1566 /* read max_num events max */
1567 count
= lttv_process_traceset_middle(tsc
, end
, max_num_events
, NULL
);
1568 /* loop if reached the max number of events to read, but not
1569 * if end of trace or end time reached.*/
1570 tfc
= lttv_traceset_context_get_current_tfc(tsc
);
1571 } while(max_num_events
== count
1572 && (tfc
!= NULL
&& ltt_time_compare(tfc
->timestamp
, end
) < 0));
1576 //remove_context_hooks(event_viewer_data,tsc);
1577 lttv_process_traceset_end(tsc
,
1581 event_viewer_data
->event_hooks
,
1585 size
= event_viewer_data
->event_fields_queue_tmp
->length
;
1586 *real_num_events
= size
;
1588 update_raw_data_array(event_viewer_data
,size
);
1591 EventsRequest
*events_request
= g_new(EventsRequest
, 1);
1593 LttvHooks
*event
= lttv_hooks_new();
1594 LttvHooks
*after_request
= lttv_hooks_new();
1596 lttv_hooks_add(after_request
,
1600 lttv_hooks_add(event
,
1605 // Fill the events request
1606 events_request
->owner
= event_viewer_data
;
1607 events_request
->viewer_data
= event_viewer_data
;
1608 events_request
->servicing
= FALSE
;
1609 events_request
->start_time
= start
;
1610 events_request
->start_position
= NULL
;
1611 events_request
->stop_flag
= FALSE
;
1612 events_request
->end_time
= ltt_time_infinite
;
1613 events_request
->num_events
= max_num_events
;
1614 events_request
->end_position
= NULL
;
1615 events_request
->trace
= -1; /* FIXME */
1616 events_request
->hooks
= NULL
; /* FIXME */
1617 events_request
->before_chunk_traceset
= NULL
;
1618 events_request
->before_chunk_trace
= NULL
;
1619 events_request
->before_chunk_tracefile
= NULL
;
1620 events_request
->event
= event
;
1621 events_request
->event_by_id
= NULL
;
1622 events_request
->after_chunk_tracefile
= NULL
;
1623 events_request
->after_chunk_trace
= NULL
;
1624 events_request
->after_chunk_traceset
= NULL
;
1625 events_request
->before_request
= NULL
;
1626 events_request
->after_request
= after_request
;
1628 g_debug("req : start : %u, %u", start
.tv_sec
,
1631 lttvwindow_events_request_remove_all(tab
,
1633 lttvwindow_events_request(tab
, events_request
);
1637 static int after_get_events(void *hook_data
, void *call_data
)
1639 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1642 size
= event_viewer_data
->event_fields_queue_tmp
->length
;
1643 *real_num_events
= size
;
1645 update_raw_data_array(event_viewer_data
,size
);
1649 static void get_event_detail(LttEvent
*e
, LttField
*f
, GString
* s
)
1656 type
= ltt_field_type(f
);
1657 switch(ltt_type_class(type
)) {
1659 g_string_append_printf(s
, " %ld", ltt_event_get_long_int(e
,f
));
1663 g_string_append_printf(s
, " %lu", ltt_event_get_long_unsigned(e
,f
));
1667 g_string_append_printf(s
, " %g", ltt_event_get_double(e
,f
));
1671 g_string_append_printf(s
, " \"%s\"", ltt_event_get_string(e
,f
));
1675 g_string_append_printf(s
, " %s", ltt_enum_string_get(type
,
1676 ltt_event_get_unsigned(e
,f
)-1));
1681 g_string_append_printf(s
, " {");
1682 nb
= ltt_event_field_element_number(e
,f
);
1683 element
= ltt_field_element(f
);
1684 for(i
= 0 ; i
< nb
; i
++) {
1685 ltt_event_field_element_select(e
,f
,i
);
1686 get_event_detail(e
, element
, s
);
1688 g_string_append_printf(s
, " }");
1692 g_string_append_printf(s
, " {");
1693 nb
= ltt_type_member_number(type
);
1694 for(i
= 0 ; i
< nb
; i
++) {
1695 element
= ltt_field_member(f
,i
);
1696 ltt_type_member_type(type
, i
, &name
);
1697 g_string_append_printf(s
, " %s = ", name
);
1698 get_event_detail(e
, element
, s
);
1700 g_string_append_printf(s
, " }");
1704 g_string_append_printf(s
, " {");
1705 nb
= ltt_type_member_number(type
);
1706 for(i
= 0 ; i
< nb
; i
++) {
1707 element
= ltt_field_member(f
,i
);
1708 ltt_type_member_type(type
, i
, &name
);
1709 g_string_append_printf(s
, " %s = ", name
);
1710 get_event_detail(e
, element
, s
);
1712 g_string_append_printf(s
, " }");
1719 static void get_pid(unsigned * in
, unsigned * out
, char * s
)
1722 str
= strstr(s
, "out =");
1725 sscanf(str
,"%d", out
);
1727 g_warning("Can not find out pid\n");
1730 str
= strstr(s
,"in =");
1733 sscanf(str
,"%d", in
);
1735 g_warning("Can not find in pid\n");
1739 gboolean
parse_event(void *hook_data
, void *call_data
)
1741 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1742 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1743 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1745 EventFields
* tmp_event_fields
,*prev_event_fields
= NULL
, *data
=NULL
;
1749 unsigned in
=0, out
=0;
1751 GString
* detail_event
= g_string_new("");
1755 field
= ltt_event_field(e
);
1756 time
= ltt_event_time(e
);
1758 tmp_event_fields
= g_new(EventFields
,1);
1759 tmp_event_fields
->cpu_id
= ltt_event_cpu_id(e
);
1760 tmp_event_fields
->event_name
= g_strdup(ltt_eventtype_name(ltt_event_eventtype(e
)));
1761 tmp_event_fields
->time
= time
;
1762 tmp_event_fields
->ep
= ltt_event_position_new();
1764 if(event_viewer_data
->event_fields_queue_tmp
->length
){
1765 list
= event_viewer_data
->event_fields_queue_tmp
->head
;
1766 for(i
=event_viewer_data
->event_fields_queue_tmp
->length
-1;i
>=0;i
--){
1767 data
= (EventFields
*)g_list_nth_data(list
,i
);
1768 if(data
->cpu_id
== tmp_event_fields
->cpu_id
){
1769 prev_event_fields
= data
;
1775 if(prev_event_fields
) tmp_event_fields
->pid
= prev_event_fields
->pid
;
1776 else tmp_event_fields
->pid
= -1;
1778 tmp_event_fields
->entry_length
= field
== NULL
? 0 : ltt_field_size(field
);
1779 if(field
) get_event_detail(e
, field
, detail_event
);
1780 tmp_event_fields
->event_description
= g_strdup(detail_event
->str
);
1782 if(strcmp(tmp_event_fields
->event_name
, "schedchange") == 0){
1783 get_pid(&in
, &out
, detail_event
->str
);
1787 if(in
!= 0 || out
!= 0){
1788 tmp_event_fields
->pid
= in
;
1789 if(prev_event_fields
&& prev_event_fields
->pid
== -1){
1790 list
= event_viewer_data
->event_fields_queue_tmp
->head
;
1791 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1792 data
= (EventFields
*)g_list_nth_data(list
,i
);
1793 if(data
->cpu_id
== tmp_event_fields
->cpu_id
){
1800 ltt_event_position(e
, tmp_event_fields
->ep
);
1802 if(event_viewer_data
->event_fields_queue_tmp
->length
>= RESERVE_SMALL_SIZE
){
1803 if(event_viewer_data
->append
){
1804 list
= g_list_last(event_viewer_data
->event_fields_queue_tmp
->head
);
1805 data
= (EventFields
*)(list
->data
);
1806 if(data
->time
.tv_sec
== time
.tv_sec
&&
1807 data
->time
.tv_nsec
== time
.tv_nsec
){
1808 g_queue_push_tail(event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1810 g_free(tmp_event_fields
);
1813 remove_item_from_queue(event_viewer_data
->event_fields_queue_tmp
,TRUE
);
1814 g_queue_push_tail(event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1817 g_queue_push_tail (event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1820 g_string_free(detail_event
, TRUE
);
1825 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
)
1827 EventFields
*data1
, *data2
= NULL
;
1831 data1
= (EventFields
*)g_queue_pop_head(q
);
1832 list
= g_list_first(q
->head
);
1834 data2
= (EventFields
*)(list
->data
);
1836 data1
= (EventFields
*)g_queue_pop_tail(q
);
1837 list
= g_list_last(q
->head
);
1839 data2
= (EventFields
*)(list
->data
);
1843 if(data1
->time
.tv_sec
== data2
->time
.tv_sec
&&
1844 data1
->time
.tv_nsec
== data2
->time
.tv_nsec
){
1845 remove_item_from_queue(q
, fromHead
);
1854 void remove_all_items_from_queue(GQueue
*q
)
1857 while((data
= (EventFields
*)g_queue_pop_head(q
)) != NULL
){
1864 * plugin's init function
1866 * This function initializes the Event Viewer functionnality through the
1869 static void init() {
1871 lttvwindow_register_constructor("guievents",
1873 "Insert Event Viewer",
1874 hGuiEventsInsert_xpm
,
1875 "Insert Event Viewer",
1879 void event_destroy_walk(gpointer data
, gpointer user_data
)
1881 gui_events_destructor((EventViewerData
*)data
);
1885 * plugin's destroy function
1887 * This function releases the memory reserved by the module and unregisters
1888 * everything that has been registered in the gtkTraceSet API.
1890 static void destroy() {
1892 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1893 g_slist_free(g_event_viewer_data_list
);
1895 lttvwindow_unregister_constructor(h_gui_events
);
1900 LTTV_MODULE("guievents", "Detailed events view", \
1901 "Graphical module to display a detailed event list", \
1902 init
, destroy
, "lttvwindow")