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
52 #include <ltt/event.h>
54 #include <ltt/trace.h>
55 #include <ltt/facility.h>
56 #include <lttv/module.h>
57 #include <lttv/hook.h>
58 #include <lttv/tracecontext.h>
59 #include <lttv/state.h>
60 #include <lttv/filter.h>
61 #include <lttvwindow/lttvwindow.h>
63 #include "hGuiEventsInsert.xpm"
65 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
66 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
69 /** Array containing instanced objects. Used when module is unloaded */
70 static GSList
*g_event_viewer_data_list
= NULL
;
72 typedef struct _EventFields
{
77 unsigned entry_length
;
78 char * event_description
;
82 #define RESERVE_BIG_SIZE 1000
83 #define RESERVE_SMALL_SIZE 100
84 #define RESERVE_SMALL_SIZE_SQUARE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE
85 #define RESERVE_SMALL_SIZE_CUBE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE_SQUARE
87 static const LttTime ltt_time_backward
= { 1 , 0 };
89 typedef enum _ScrollDirection
{
98 typedef struct _EventViewerData
{
101 LttvHooks
* event_hooks
;
103 gboolean append
; // prepend or append item
104 GQueue
* event_fields_queue
; // buf to contain event fields
105 GQueue
* event_fields_queue_tmp
; // tmp buf to contain event fields
106 unsigned current_event_index
;
108 /* previous value is used to determine if it is a page up/down or
109 * step up/down, in which case we move of a certain amount of events (one or
110 * the number of events shown on the screen) instead of changing begin time.
112 double previous_value
;
114 gint start_event_index
; // the first event shown in the window
115 gint end_event_index
; // the last event shown in the window
116 gint size
; // maxi number of events loaded
118 //scroll window containing Tree View
119 GtkWidget
* scroll_win
;
121 /* Model containing list data */
122 GtkListStore
*store_m
;
125 /* Widget to display the data in a columned list */
127 GtkAdjustment
*vtree_adjust_c
;
128 GtkWidget
*button
; /* a button of the header, used to get the header_height */
131 /* Vertical scrollbar and its adjustment */
132 GtkWidget
*vscroll_vc
;
133 GtkAdjustment
*vadjust_c
;
135 /* Selection handler */
136 GtkTreeSelection
*select_c
;
138 gint num_visible_events
;
139 gint first_event
, last_event
;
141 gint number_of_events
;
142 gint currently_selected_event
;
143 gboolean selected_event
;
147 /** hook functions for update time interval, current time ... */
148 gboolean
update_current_time(void * hook_data
, void * call_data
);
149 //gboolean show_event_detail(void * hook_data, void * call_data);
150 gboolean
traceset_changed(void * hook_data
, void * call_data
);
151 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
);
152 void remove_all_items_from_queue(GQueue
* q
);
153 void add_context_hooks(EventViewerData
* event_viewer_data
,
154 LttvTracesetContext
* tsc
);
155 void remove_context_hooks(EventViewerData
* event_viewer_data
,
156 LttvTracesetContext
* tsc
);
158 //! Event Viewer's constructor hook
159 GtkWidget
*h_gui_events(Tab
*tab
);
160 //! Event Viewer's constructor
161 EventViewerData
*gui_events(Tab
*tab
);
162 //! Event Viewer's destructor
163 void gui_events_destructor(EventViewerData
*event_viewer_data
);
164 void gui_events_free(EventViewerData
*event_viewer_data
);
167 header_size_allocate(GtkWidget
*widget
,
168 GtkAllocation
*allocation
,
171 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
172 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
174 /* Prototype for selection handler callback */
175 static void tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
);
176 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
177 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
);
178 static void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
);
179 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
180 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
);
183 static void get_data(double time
, guint list_height
,
184 EventViewerData
*event_viewer_data
);
186 static void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
);
188 static void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
189 LttTime end
, unsigned max_num_events
, unsigned * real_num_events
);
191 static gboolean
parse_event(void *hook_data
, void *call_data
);
193 /* Enumeration of the columns */
207 * Event Viewer's constructor hook
209 * This constructor is given as a parameter to the menuitem and toolbar button
210 * registration. It creates the list.
211 * @param parent_window A pointer to the parent window.
212 * @return The widget created.
215 h_gui_events(Tab
* tab
)
217 EventViewerData
* event_viewer_data
= gui_events(tab
) ;
218 if(event_viewer_data
)
219 return event_viewer_data
->hbox_v
;
225 * Event Viewer's constructor
227 * This constructor is used to create EventViewerData data structure.
228 * @return The Event viewer data created.
234 GtkTreeViewColumn
*column
;
235 GtkCellRenderer
*renderer
;
236 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
238 event_viewer_data
->tab
= tab
;
240 event_viewer_data
->event_hooks
= lttv_hooks_new();
241 lttv_hooks_add(event_viewer_data
->event_hooks
, parse_event
, event_viewer_data
, LTTV_PRIO_DEFAULT
);
243 event_viewer_data
->event_fields_queue
= g_queue_new();
244 event_viewer_data
->event_fields_queue_tmp
= g_queue_new();
246 lttvwindow_register_current_time_notify(tab
,
247 update_current_time
,event_viewer_data
);
248 //lttvwindow_register_show_notify(tab,
249 // show_event_detail,event_viewer_data);
250 lttvwindow_register_traceset_notify(tab
,
251 traceset_changed
,event_viewer_data
);
253 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
254 gtk_widget_show (event_viewer_data
->scroll_win
);
255 gtk_scrolled_window_set_policy(
256 GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
257 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
259 /* TEST DATA, TO BE READ FROM THE TRACE */
260 event_viewer_data
->currently_selected_event
= 0;
261 event_viewer_data
->selected_event
= FALSE
;
263 /* Create a model for storing the data list */
264 event_viewer_data
->store_m
= gtk_list_store_new (
265 N_COLUMNS
, /* Total number of columns */
266 G_TYPE_INT
, /* CPUID */
267 G_TYPE_STRING
, /* Event */
268 G_TYPE_UINT64
, /* Time */
269 G_TYPE_INT
, /* PID */
270 G_TYPE_INT
, /* Entry length */
271 G_TYPE_STRING
); /* Event's description */
273 /* Create the viewer widget for the columned list */
274 event_viewer_data
->tree_v
=
275 gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
277 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
278 G_CALLBACK (tree_v_size_allocate_cb
),
280 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
281 G_CALLBACK (tree_v_size_request_cb
),
284 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
285 G_CALLBACK (tree_v_cursor_changed_cb
),
288 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
289 G_CALLBACK (tree_v_move_cursor_cb
),
292 // Use on each column!
293 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v, GTK_TREE_VIEW_COLUMN_FIXED);
295 /* The view now holds a reference. We can get rid of our own
297 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
300 /* Create a column, associating the "text" attribute of the
301 * cell_renderer to the first column of the model */
302 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
303 renderer
= gtk_cell_renderer_text_new ();
304 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
306 "text", CPUID_COLUMN
,
308 gtk_tree_view_column_set_alignment (column
, 0.0);
309 gtk_tree_view_column_set_fixed_width (column
, 45);
310 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
312 event_viewer_data
->button
= column
->button
;
314 g_signal_connect (G_OBJECT(event_viewer_data
->button
),
316 G_CALLBACK(header_size_allocate
),
317 (gpointer
)event_viewer_data
);
319 renderer
= gtk_cell_renderer_text_new ();
320 column
= gtk_tree_view_column_new_with_attributes ("Event",
322 "text", EVENT_COLUMN
,
324 gtk_tree_view_column_set_alignment (column
, 0.0);
325 gtk_tree_view_column_set_fixed_width (column
, 120);
326 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
328 renderer
= gtk_cell_renderer_text_new ();
329 column
= gtk_tree_view_column_new_with_attributes ("Time",
333 gtk_tree_view_column_set_alignment (column
, 1.0);
334 gtk_tree_view_column_set_fixed_width (column
, 120);
335 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
337 renderer
= gtk_cell_renderer_text_new ();
338 column
= gtk_tree_view_column_new_with_attributes ("PID",
342 gtk_tree_view_column_set_alignment (column
, 1.0);
343 gtk_tree_view_column_set_fixed_width (column
, 45);
344 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
346 renderer
= gtk_cell_renderer_text_new ();
347 column
= gtk_tree_view_column_new_with_attributes ("Entry Length",
349 "text", ENTRY_LEN_COLUMN
,
351 gtk_tree_view_column_set_alignment (column
, 1.0);
352 gtk_tree_view_column_set_fixed_width (column
, 60);
353 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
355 renderer
= gtk_cell_renderer_text_new ();
356 column
= gtk_tree_view_column_new_with_attributes ("Event Description",
358 "text", EVENT_DESCR_COLUMN
,
360 gtk_tree_view_column_set_alignment (column
, 0.0);
361 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
364 /* Setup the selection handler */
365 event_viewer_data
->select_c
= gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
366 gtk_tree_selection_set_mode (event_viewer_data
->select_c
, GTK_SELECTION_SINGLE
);
367 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
368 G_CALLBACK (tree_selection_changed_cb
),
371 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
), event_viewer_data
->tree_v
);
373 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
374 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
376 /* Create vertical scrollbar and pack it */
377 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
378 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
379 GTK_UPDATE_CONTINUOUS
);
380 // Changed by MD : more user friendly :)
381 //GTK_UPDATE_DISCONTINUOUS);
382 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
384 /* Get the vertical scrollbar's adjustment */
385 event_viewer_data
->vadjust_c
= gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
386 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
387 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
389 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
390 G_CALLBACK (v_scroll_cb
),
392 /* Set the upper bound to the last event number */
393 event_viewer_data
->previous_value
= 0;
394 event_viewer_data
->vadjust_c
->lower
= 0.0;
395 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
396 event_viewer_data
->vadjust_c
->value
= 0.0;
397 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
398 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
399 // event_viewer_data->vtree_adjust_c->upper;
400 event_viewer_data
->vadjust_c
->page_size
= 2.0;
401 // event_viewer_data->vtree_adjust_c->upper;
402 /* Raw event trace */
403 gtk_widget_show(event_viewer_data
->hbox_v
);
404 gtk_widget_show(event_viewer_data
->tree_v
);
405 gtk_widget_show(event_viewer_data
->vscroll_vc
);
407 /* Add the object's information to the module's array */
408 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
, event_viewer_data
);
410 event_viewer_data
->first_event
= -1 ;
411 event_viewer_data
->last_event
= 0 ;
413 event_viewer_data
->num_visible_events
= 1;
415 //get the life span of the traceset and set the upper of the scroll bar
417 LttvTracesetContext
* tsc
=
418 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
419 TimeInterval time_span
= tsc
->time_span
;
420 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
422 event_viewer_data
->vadjust_c
->upper
=
423 ltt_time_to_double(end
);
425 event_viewer_data
->append
= TRUE
;
427 event_viewer_data
->start_event_index
= 0;
428 event_viewer_data
->end_event_index
= event_viewer_data
->num_visible_events
- 1;
430 /* Set the Selected Event */
431 // tree_v_set_cursor(event_viewer_data);
433 // event_viewer_data->current_time_updated = FALSE;
434 event_viewer_data
->size
= RESERVE_SMALL_SIZE
;
436 g_object_set_data_full(
437 G_OBJECT(event_viewer_data
->hbox_v
),
440 (GDestroyNotify
)gui_events_free
);
443 return event_viewer_data
;
449 header_size_allocate(GtkWidget
*widget
,
450 GtkAllocation
*allocation
,
453 EventViewerData
*event_viewer_data
= (EventViewerData
*)user_data
;
455 event_viewer_data
->header_height
= allocation
->height
;
461 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
465 if(event_viewer_data
->selected_event
&& event_viewer_data
->first_event
!= -1)
467 path
= gtk_tree_path_new_from_indices(
468 event_viewer_data
->currently_selected_event
-
469 event_viewer_data
->first_event
,
472 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
473 gtk_tree_path_free(path
);
477 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
482 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
483 indices
= gtk_tree_path_get_indices(path
);
487 event_viewer_data
->selected_event
= TRUE
;
488 event_viewer_data
->currently_selected_event
=
489 event_viewer_data
->first_event
+ indices
[0];
492 event_viewer_data
->selected_event
= FALSE
;
493 event_viewer_data
->currently_selected_event
= 0;
496 gtk_tree_path_free(path
);
502 void tree_v_move_cursor_cb (GtkWidget
*widget
,
503 GtkMovementStep arg1
,
507 GtkTreePath
*path
; // = gtk_tree_path_new();
510 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
512 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
516 /* No prior cursor, put it at beginning of page
517 * and let the execution do */
518 path
= gtk_tree_path_new_from_indices(0, -1);
519 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
523 indices
= gtk_tree_path_get_indices(path
);
525 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
527 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
532 /* move one line down */
533 if(indices
[0] == event_viewer_data
->num_visible_events
- 1)
535 if(value
+ event_viewer_data
->num_visible_events
<=
536 event_viewer_data
->number_of_events
-1)
538 event_viewer_data
->currently_selected_event
+= 1;
539 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
540 //gtk_tree_path_free(path);
541 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
542 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
543 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
547 /* Move one line up */
552 event_viewer_data
->currently_selected_event
-= 1;
553 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
554 //gtk_tree_path_free(path);
555 //path = gtk_tree_path_new_from_indices(0, -1);
556 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
557 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
563 if(arg1
== GTK_MOVEMENT_PAGES
)
568 if(event_viewer_data
->num_visible_events
== 1)
570 /* move one page down */
571 if(value
+ event_viewer_data
->num_visible_events
-1 <=
572 event_viewer_data
->number_of_events
)
574 event_viewer_data
->currently_selected_event
+=
575 event_viewer_data
->num_visible_events
-1;
576 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
577 // value+(event_viewer_data->num_visible_events-1));
578 //gtk_tree_path_free(path);
579 //path = gtk_tree_path_new_from_indices(0, -1);
580 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
581 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
584 /* Move one page up */
585 if(event_viewer_data
->num_visible_events
== 1)
588 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
590 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
592 event_viewer_data
->currently_selected_event
-=
593 event_viewer_data
->num_visible_events
-1;
595 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
596 // value-(event_viewer_data->num_visible_events-1));
597 //gtk_tree_path_free(path);
598 //path = gtk_tree_path_new_from_indices(0, -1);
599 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
600 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
603 /* Go to first Event */
604 event_viewer_data
->currently_selected_event
== 0 ;
605 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
607 //gtk_tree_path_free(path);
608 //path = gtk_tree_path_new_from_indices(0, -1);
609 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
610 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
617 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
619 /* Move to the ends of the buffer */
622 /* move end of buffer */
623 event_viewer_data
->currently_selected_event
=
624 event_viewer_data
->number_of_events
-1 ;
625 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
626 // event_viewer_data->number_of_events -
627 // event_viewer_data->num_visible_events);
628 //gtk_tree_path_free(path);
629 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
630 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
631 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
633 /* Move beginning of buffer */
634 event_viewer_data
->currently_selected_event
= 0 ;
635 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
636 //gtk_tree_path_free(path);
637 //path = gtk_tree_path_new_from_indices(0, -1);
638 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
639 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
643 gtk_tree_path_free(path
);
646 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
648 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
649 Tab
*tab
= event_viewer_data
->tab
;
650 LttTime current_time
= lttvwindow_get_current_time(tab
);
654 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
657 /* On cursor change, modify the currently selected event by calling
658 * the right API function */
659 tree_v_get_cursor(event_viewer_data
);
661 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
662 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
663 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
664 ltt_time
.tv_sec
= time
/ NANOSECONDS_PER_SECOND
;
665 ltt_time
.tv_nsec
= time
% NANOSECONDS_PER_SECOND
;
667 if(ltt_time
.tv_sec
!= current_time
.tv_sec
||
668 ltt_time
.tv_nsec
!= current_time
.tv_nsec
){
669 // event_viewer_data->current_time_updated = TRUE;
670 lttvwindow_report_current_time(tab
,ltt_time
);
673 g_warning("Can not get iter\n");
679 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
681 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
682 GtkTreePath
*tree_path
;
684 get_data(adjustment
->value
, event_viewer_data
->num_visible_events
,
688 if(event_viewer_data
->currently_selected_event
689 >= event_viewer_data
->first_event
691 event_viewer_data
->currently_selected_event
692 <= event_viewer_data
->last_event
694 event_viewer_data
->selected_event
)
697 tree_path
= gtk_tree_path_new_from_indices(
698 event_viewer_data
->currently_selected_event
-
699 event_viewer_data
->first_event
,
702 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
704 gtk_tree_path_free(tree_path
);
708 static __inline gint
get_cell_height(GtkTreeView
*TreeView
)
711 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
713 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
718 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
720 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
721 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
722 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
723 gdouble exact_num_visible
;
725 exact_num_visible
= ( alloc
->height
-
726 event_viewer_data
->header_height
)
727 / (double)cell_height
;
729 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
732 event_viewer_data->vadjust_c->page_increment =
733 floor(exact_num_visible);
734 event_viewer_data->vadjust_c->page_size =
735 floor(exact_num_visible);
738 g_debug("size allocate : last_num_visible_events : %d,\
739 num_visible_events : %d",
740 last_num_visible_events
,
741 event_viewer_data
->num_visible_events
);
742 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
744 get_data(event_viewer_data
->vadjust_c
->value
,
745 event_viewer_data
->num_visible_events
,
752 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
755 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
756 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
758 h
= cell_height
+ event_viewer_data
->header_height
;
759 requisition
->height
= h
;
764 gboolean
show_event_detail(void * hook_data
, void * call_data
)
766 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
767 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
769 if(event_viewer_data
->event_fields_queue_tmp
->length
== 0 &&
770 event_viewer_data
->event_fields_queue
->length
== 0){
771 event_viewer_data
->shown
= FALSE
;
775 if(event_viewer_data
->shown
== FALSE
){
776 event_viewer_data
->shown
= TRUE
;
777 update_raw_data_array(event_viewer_data
,
778 event_viewer_data
->event_fields_queue_tmp
->length
);
780 get_data(event_viewer_data
->vadjust_c
->value
,
781 event_viewer_data
->num_visible_events
,
784 remove_context_hooks(event_viewer_data
,tsc
);
792 void insert_data_into_model(EventViewerData
*event_viewer_data
, int start
, int end
)
796 EventFields
* raw_data
;
800 first
= event_viewer_data
->event_fields_queue
->head
;
801 for(i
=start
; i
<end
; i
++){
802 if(i
>=event_viewer_data
->number_of_events
) break;
803 raw_data
= (EventFields
*)g_list_nth_data(first
, i
);
805 // Add a new row to the model
806 real_data
= raw_data
->time
.tv_sec
;
807 real_data
*= NANOSECONDS_PER_SECOND
;
808 real_data
+= raw_data
->time
.tv_nsec
;
809 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
810 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
811 CPUID_COLUMN
, raw_data
->cpu_id
,
812 EVENT_COLUMN
, raw_data
->event_name
,
813 TIME_COLUMN
, real_data
,
814 PID_COLUMN
, raw_data
->pid
,
815 ENTRY_LEN_COLUMN
, raw_data
->entry_length
,
816 EVENT_DESCR_COLUMN
, raw_data
->event_description
,
821 static void get_data_wrapped(double time_value
, gint list_height
,
822 EventViewerData
*event_viewer_data
, LttEvent
*ev
);
824 static void get_data(double time_value
, guint list_height
,
825 EventViewerData
*event_viewer_data
)
827 LttEvent
* ev
= ltt_event_new();
829 get_data_wrapped(time_value
, list_height
,
830 event_viewer_data
, ev
);
832 ltt_event_destroy(ev
);
835 static void get_data_wrapped(double time_value
, gint list_height
,
836 EventViewerData
*event_viewer_data
, LttEvent
*ev
)
839 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
840 EventFields
* event_fields
;
841 ScrollDirection direction
= SCROLL_NONE
;
843 gint event_number
= event_viewer_data
->start_event_index
;
844 double value
= event_viewer_data
->previous_value
- time_value
;
845 LttTime start
, end
, time
;
846 gint backward_num
, minNum
, maxNum
;
849 gint size
= 1, count
= 0;
850 gboolean need_backward_again
, backward
;
851 LttvTracesetContext
* tsc
=
852 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
853 TimeInterval time_span
= tsc
->time_span
;
855 // if(event_number > event_viewer_data->last_event ||
856 // event_number + list_height-1 < event_viewer_data->first_event ||
857 // event_viewer_data->first_event == -1)
859 /* no event can be reused, clear and start from nothing */
861 if(value
>= -1.0) direction
= SCROLL_STEP_DOWN
;
862 else if(value
>= -2.0) direction
= SCROLL_PAGE_DOWN
;
863 else direction
= SCROLL_JUMP
;
864 } else if(value
> 0.0) {
865 if(value
<= 1.0) direction
= SCROLL_STEP_UP
;
866 else if(value
<= 2.0) direction
= SCROLL_PAGE_UP
;
867 else direction
= SCROLL_JUMP
;
869 else direction
= SCROLL_NONE
; /* 0.0 */
871 if(g_queue_get_length(event_viewer_data
->event_fields_queue
)==0)
872 direction
= SCROLL_JUMP
;
876 if(direction
== SCROLL_STEP_UP
) g_debug("direction STEP_UP");
878 if(direction
== SCROLL_PAGE_UP
) g_debug("direction PAGE_UP");
879 if(direction
== SCROLL_PAGE_UP
){
880 backward
= list_height
>event_viewer_data
->start_event_index
? TRUE
: FALSE
;
882 backward
= event_viewer_data
->start_event_index
== 0 ? TRUE
: FALSE
;
885 first
= event_viewer_data
->event_fields_queue
->head
;
887 event_fields
= (EventFields
*)first
->data
;
888 LttTime backward_start
= event_fields
->time
;
890 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
891 event_viewer_data
->append
= FALSE
;
893 if(direction
== SCROLL_PAGE_UP
){
894 minNum
= list_height
- event_viewer_data
->start_event_index
;
898 first
= event_viewer_data
->event_fields_queue
->head
;
900 event_fields
= (EventFields
*)first
->data
;
901 end
= event_fields
->time
;
903 backward_start
= LTT_TIME_MAX(ltt_time_sub(backward_start
,
905 tsc
->time_span
.start_time
);
907 event_viewer_data
->current_event_index
= event_viewer_data
->start_event_index
;
908 get_events(event_viewer_data
, backward_start
, end
, maxNum
, &size
);
909 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
912 && (ltt_time_compare(backward_start
, tsc
->time_span
.start_time
)>0))
913 need_backward_again
= TRUE
;
914 else need_backward_again
= FALSE
;
920 }while(need_backward_again
);
922 if(direction
== SCROLL_STEP_UP
)
923 event_number
= event_viewer_data
->start_event_index
- 1;
925 event_number
= event_viewer_data
->start_event_index
- list_height
;
927 case SCROLL_STEP_DOWN
:
928 g_debug("direction STEP_DOWN");
929 if(event_viewer_data
->end_event_index
== event_viewer_data
->number_of_events
- 1){
930 event_viewer_data
->append
= TRUE
;
931 first
= event_viewer_data
->event_fields_queue
->head
;
933 event_fields
= (EventFields
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
934 start
= event_fields
->time
;
936 end
= ltt_time_infinite
;
937 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
, &size
);
939 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
941 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
943 if(size
==0) event_number
= event_viewer_data
->start_event_index
;
944 else event_number
= event_viewer_data
->number_of_events
- size
- list_height
+ 1;
945 }else event_number
= event_viewer_data
->start_event_index
+ 1;
947 case SCROLL_PAGE_DOWN
:
948 g_debug("direction PAGE_DOWN");
949 i
= event_viewer_data
->number_of_events
- 1 - list_height
;
950 if((gint
)(event_viewer_data
->end_event_index
) >= i
){
951 int remain_events
= event_viewer_data
->number_of_events
- 1
952 - event_viewer_data
->end_event_index
;
953 event_viewer_data
->append
= TRUE
;
954 first
= event_viewer_data
->event_fields_queue
->head
;
956 event_fields
= (EventFields
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
957 start
= event_fields
->time
;
959 end
= ltt_time_infinite
;
960 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
962 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
964 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
966 remain_events
+= size
;
967 if(list_height
<= remain_events
)
968 event_number
= event_viewer_data
->number_of_events
- remain_events
- 1;
970 event_number
= event_viewer_data
->number_of_events
- 1 - list_height
;
971 }else event_number
= event_viewer_data
->start_event_index
+ list_height
- 1;
974 g_debug("direction SCROLL_JUMP");
975 event_viewer_data
->append
= TRUE
;
976 remove_all_items_from_queue(event_viewer_data
->event_fields_queue
);
977 end
= ltt_time_infinite
;
978 time
= ltt_time_from_double(time_value
);
979 start
= ltt_time_add(time_span
.start_time
, time
);
980 event_viewer_data
->previous_value
= time_value
;
981 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
982 if(size
< list_height
&& size
> 0){
983 event_viewer_data
->append
= FALSE
;
984 first
= event_viewer_data
->event_fields_queue
->head
;
986 event_fields
= (EventFields
*)first
->data
;
987 end
= event_fields
->time
;
991 g_assert(end
.tv_sec
!= 0);
993 end
.tv_nsec
= NANOSECONDS_PER_SECOND
-1;
997 ltt_event_position_get(event_fields
->ep
, &block_num
, &event_num
, &tf
);
999 if(event_num
> list_height
- size
){
1000 backward_num
= event_num
> RESERVE_SMALL_SIZE
1001 ? event_num
- RESERVE_SMALL_SIZE
: 1;
1002 ltt_event_position_set(event_fields
->ep
, block_num
, backward_num
);
1003 ltt_tracefile_seek_position(tf
, event_fields
->ep
);
1004 g_assert(ltt_tracefile_read(tf
,ev
) != NULL
);
1005 start
= ltt_event_time(ev
);
1006 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
1007 event_viewer_data
->current_event_index
= 0;
1008 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
1009 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
1011 event_number
= event_viewer_data
->event_fields_queue
->length
- list_height
;
1012 }else if(size
== 0){
1013 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
1015 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1022 g_debug("direction SCROLL_NONE");
1023 event_number
= event_viewer_data
->current_event_index
;
1029 if(event_number
< 0) event_number
= 0;
1031 //update the value of the scroll bar
1032 if(direction
!= SCROLL_NONE
&& direction
!= SCROLL_JUMP
){
1033 g_debug("updating scrollbar value because near.");
1034 first
= event_viewer_data
->event_fields_queue
->head
;
1036 event_fields
= (EventFields
*)g_list_nth_data(first
,event_number
);
1037 if(!event_fields
) event_fields
= (EventFields
*)g_list_nth_data(first
,0);
1038 time
= ltt_time_sub(event_fields
->time
, time_span
.start_time
);
1039 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(time
);
1040 //gtk_adjustment_set_value(event_viewer_data->vadjust_c,
1041 // ltt_time_to_double(time));
1042 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->vadjust_c), "value-changed");
1043 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1044 //gtk_adjustment_value_changed(event_viewer_data->vadjust_c);
1049 event_viewer_data
->start_event_index
= event_number
;
1050 event_viewer_data
->end_event_index
= event_number
+ list_height
- 1;
1051 if(event_viewer_data
->end_event_index
> event_viewer_data
->number_of_events
- 1){
1052 event_viewer_data
->end_event_index
= event_viewer_data
->number_of_events
- 1;
1055 first
= event_viewer_data
->event_fields_queue
->head
;
1056 gtk_list_store_clear(event_viewer_data
->store_m
);
1058 // event_viewer_data->previous_value = 0;
1059 // event_viewer_data->vadjust_c->value = 0.0;
1060 // gtk_widget_hide(event_viewer_data->vscroll_vc);
1062 }else gtk_widget_show(event_viewer_data
->vscroll_vc
);
1064 insert_data_into_model(event_viewer_data
,event_number
, event_number
+list_height
);
1067 event_viewer_data
->first_event
= event_viewer_data
->start_event_index
;
1068 event_viewer_data
->last_event
= event_viewer_data
->end_event_index
;
1075 void add_test_data(EventViewerData
*event_viewer_data
)
1082 /* Add a new row to the model */
1083 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1084 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1086 EVENT_COLUMN
, "event irq",
1089 ENTRY_LEN_COLUMN
, 17,
1090 EVENT_DESCR_COLUMN
, "Detailed information",
1097 gui_events_free(EventViewerData
*event_viewer_data
)
1099 Tab
*tab
= event_viewer_data
->tab
;
1101 if(event_viewer_data
){
1102 lttv_hooks_remove(event_viewer_data
->event_hooks
,parse_event
);
1103 lttv_hooks_destroy(event_viewer_data
->event_hooks
);
1105 remove_all_items_from_queue (event_viewer_data
->event_fields_queue
);
1106 g_queue_free(event_viewer_data
->event_fields_queue
);
1107 g_queue_free(event_viewer_data
->event_fields_queue_tmp
);
1109 lttvwindow_unregister_current_time_notify(tab
,
1110 update_current_time
, event_viewer_data
);
1111 //lttvwindow_unregister_show_notify(tab,
1112 // show_event_detail, event_viewer_data);
1113 lttvwindow_unregister_traceset_notify(tab
,
1114 traceset_changed
, event_viewer_data
);
1116 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
, event_viewer_data
);
1117 g_free(event_viewer_data
);
1122 gui_events_destructor(EventViewerData
*event_viewer_data
)
1125 /* May already been done by GTK window closing */
1126 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1127 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1133 tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
)
1135 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1137 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1140 if (gtk_tree_selection_get_selected (selection
, &model
, &iter
))
1142 gtk_tree_model_get (model
, &iter
, EVENT_COLUMN
, &event
, -1);
1150 /* If every module uses the filter, maybe these two
1151 * (add/remove_context_hooks functions) should be put in common place
1153 void add_context_hooks(EventViewerData
* event_viewer_data
,
1154 LttvTracesetContext
* tsc
)
1156 gint i
, j
, k
, m
,n
, nbi
, id
;
1157 gint nb_tracefile
, nb_facility
, nb_event
;
1159 LttvTraceContext
*tc
;
1160 LttvTracefileContext
*tfc
;
1165 //if there are hooks for traceset, add them here
1167 nbi
= lttv_traceset_number(tsc
->ts
);
1168 for(i
= 0 ; i
< nbi
; i
++) {
1169 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1170 selected
= lttv_trace_selector_get_selected(t_s
);
1171 if(!selected
) continue;
1172 tc
= tsc
->traces
[i
];
1174 //if there are hooks for trace, add them here
1176 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1177 ltt_trace_per_cpu_tracefile_number(trace
);
1179 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1180 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1181 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1182 if(!selected
) continue;
1183 tfc
= tc
->tracefiles
[j
];
1185 //if there are hooks for tracefile, add them here
1186 // lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
1187 // event_viewer_data->event_hooks,NULL);
1189 nb_facility
= ltt_trace_facility_number(trace
);
1191 for(k
=0;k
<nb_facility
;k
++){
1192 fac
= ltt_trace_facility_get(trace
,k
);
1193 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1194 for(m
=0;m
<nb_event
;m
++){
1195 et
= ltt_facility_eventtype_get(fac
,m
);
1196 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1197 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1199 id
= (gint
) ltt_eventtype_id(et
);
1200 lttv_tracefile_context_add_hooks_by_id(tfc
,id
,
1201 event_viewer_data
->event_hooks
);
1210 //add hooks for process_traceset
1211 // lttv_traceset_context_add_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1212 // NULL, NULL, NULL,event_viewer_data->event_hooks,NULL);
1216 void remove_context_hooks(EventViewerData
* event_viewer_data
,
1217 LttvTracesetContext
* tsc
)
1219 gint i
, j
, k
, m
, nbi
, n
, id
;
1220 gint nb_tracefile
, nb_facility
, nb_event
;
1222 LttvTraceContext
*tc
;
1223 LttvTracefileContext
*tfc
;
1224 LttvTracesetSelector
* ts_s
;
1225 LttvTraceSelector
* t_s
;
1226 LttvTracefileSelector
* tf_s
;
1230 LttvEventtypeSelector
* eventtype
;
1232 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1233 event_viewer_data
->filter_key
);
1235 //if there are hooks for traceset, remove them here
1237 nbi
= lttv_traceset_number(tsc
->ts
);
1238 for(i
= 0 ; i
< nbi
; i
++) {
1239 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1240 selected
= lttv_trace_selector_get_selected(t_s
);
1241 if(!selected
) continue;
1242 tc
= tsc
->traces
[i
];
1244 //if there are hooks for trace, remove them here
1246 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1247 ltt_trace_per_cpu_tracefile_number(trace
);
1249 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1250 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1251 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1252 if(!selected
) continue;
1253 tfc
= tc
->tracefiles
[j
];
1255 //if there are hooks for tracefile, remove them here
1256 // lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
1257 // event_viewer_data->event_hooks,NULL);
1259 nb_facility
= ltt_trace_facility_number(trace
);
1261 for(k
=0;k
<nb_facility
;k
++){
1262 fac
= ltt_trace_facility_get(trace
,k
);
1263 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1264 for(m
=0;m
<nb_event
;m
++){
1265 et
= ltt_facility_eventtype_get(fac
,m
);
1266 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1267 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1269 id
= (gint
) ltt_eventtype_id(et
);
1270 lttv_tracefile_context_remove_hooks_by_id(tfc
,id
);
1277 //remove hooks from context
1278 // lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1279 // NULL, NULL, NULL,event_viewer_data->event_hooks,NULL);
1283 gboolean
update_current_time(void * hook_data
, void * call_data
)
1285 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1286 const LttTime
* current_time
= (LttTime
*)call_data
;
1287 guint64 nsec
= (guint64
)current_time
->tv_sec
* NANOSECONDS_PER_SECOND
1288 + (guint64
)current_time
->tv_nsec
;
1291 GtkTreeModel
* model
= (GtkTreeModel
*)event_viewer_data
->store_m
;
1293 EventFields
* data
, *data1
;
1299 LttvTracesetContext
* tsc
=
1300 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1301 TimeInterval time_span
= tsc
->time_span
;
1303 if(!event_viewer_data
->event_fields_queue
->head
) return FALSE
;
1305 if(event_viewer_data
->current_time_updated
){
1306 event_viewer_data
->current_time_updated
= FALSE
;
1310 //check if the event is shown in the current viewer
1312 gboolean event_shown
= FALSE
;
1313 if(gtk_tree_model_get_iter_first(model
, &iter
)){
1314 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1316 /* Event is before the list */
1318 /* Event can be in the list */
1323 while(gtk_tree_model_iter_next(model
, &iter
)) {
1324 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1338 //the event is not shown in the current viewer
1340 //check if the event is in the buffer
1341 list
= event_viewer_data
->event_fields_queue
->head
;
1342 data
= (EventFields
*)g_list_nth_data(list
,0);
1343 data1
= (EventFields
*)g_list_nth_data(list
,event_viewer_data
->event_fields_queue
->length
-1);
1345 //the event is in the buffer
1346 if(ltt_time_compare(data
->time
, *current_time
)<=0 &&
1347 ltt_time_compare(data1
->time
, *current_time
)>=0){
1348 for(i
=0;i
<event_viewer_data
->event_fields_queue
->length
;i
++){
1349 data
= (EventFields
*)g_list_nth_data(list
,i
);
1350 if(ltt_time_compare(data
->time
, *current_time
) < 0){
1356 if((gint
)event_viewer_data
->event_fields_queue
->length
-count
1357 < event_viewer_data
->num_visible_events
){
1358 j
= event_viewer_data
->event_fields_queue
->length
- event_viewer_data
->num_visible_events
;
1360 data
= (EventFields
*)g_list_nth_data(list
,j
);
1365 t
= ltt_time_sub(data
->time
, time_span
.start_time
);
1366 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(t
);
1367 //gtk_adjustment_set_value(event_viewer_data->vadjust_c,
1368 // ltt_time_to_double(t));
1369 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->vadjust_c), "value-changed");
1370 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1371 insert_data_into_model(event_viewer_data
,j
, j
+event_viewer_data
->num_visible_events
);
1372 //gtk_adjustment_value_changed(event_viewer_data->vadjust_c);
1374 }else{//the event is not in the buffer
1376 LttTime start
= ltt_time_sub(*current_time
, time_span
.start_time
);
1377 double position
= ltt_time_to_double(start
);
1378 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, position
);
1382 sprintf(str_path
,"%d",count
);
1383 path
= gtk_tree_path_new_from_string (str_path
);
1384 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
1385 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->tree_v), "cursor-changed");
1386 gtk_tree_path_free(path
);
1391 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1393 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1394 LttvTracesetContext
* tsc
=
1395 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1396 TimeInterval time_span
= tsc
->time_span
;
1399 remove_all_items_from_queue(event_viewer_data
->event_fields_queue
);
1400 gtk_list_store_clear(event_viewer_data
->store_m
);
1401 event_viewer_data
->append
= TRUE
;
1403 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
1404 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(end
);
1405 g_signal_emit_by_name(event_viewer_data
->vadjust_c
, "value-changed");
1406 // event_viewer_data->vadjust_c->value = 0;
1412 void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
)
1416 int pid
, tmpPid
, i
,j
,len
;
1417 GList
* list
, *tmpList
;
1418 GArray
* pid_array
, * tmp_pid_array
;
1420 pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1421 tmp_pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1423 //if the queue is full, remove some data, keep the size of the queue constant
1424 while(event_viewer_data
->event_fields_queue
->length
+ size
> RESERVE_BIG_SIZE
){
1425 remove_item_from_queue(event_viewer_data
->event_fields_queue
,
1426 event_viewer_data
->append
);
1429 //update pid if it is not known
1430 if(event_viewer_data
->event_fields_queue
->length
> 0){
1431 list
= event_viewer_data
->event_fields_queue
->head
;
1432 tmpList
= event_viewer_data
->event_fields_queue_tmp
->head
;
1433 if(event_viewer_data
->append
){
1434 for(i
=(gint
)event_viewer_data
->event_fields_queue
->length
-1;i
>=0;i
--){
1435 data
= (EventFields
*)g_list_nth_data(list
,i
);
1436 len
= data
->pid
==0 ? -2 : data
->pid
;
1437 if(data
->cpu_id
+1 > pid_array
->len
){
1438 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1439 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1440 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1441 }else if(data
->cpu_id
+1 < pid_array
->len
){
1442 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1444 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1445 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1450 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1451 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1452 len
= data
->pid
==0 ? -2 : data
->pid
;
1453 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1454 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1455 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1456 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1457 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1458 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1460 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1461 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1466 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue
->length
;i
++){
1467 data
= (EventFields
*)g_list_nth_data(list
,i
);
1468 len
= data
->pid
==0 ? -2 : data
->pid
;
1469 if(data
->cpu_id
+1 > pid_array
->len
){
1470 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1471 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1472 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1473 }else if(data
->cpu_id
+1 < pid_array
->len
){
1474 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1476 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1477 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1482 for(i
=(gint
)event_viewer_data
->event_fields_queue_tmp
->length
-1;i
>=0;i
--){
1483 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1484 len
= data
->pid
==0 ? -2 : data
->pid
;
1485 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1486 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1487 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1488 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1489 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1490 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1492 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1493 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1499 len
= (pid_array
->len
> tmp_pid_array
->len
) ?
1500 tmp_pid_array
->len
: pid_array
->len
;
1502 pid
= g_array_index(pid_array
,int, j
);
1503 tmpPid
= g_array_index(tmp_pid_array
,int,j
);
1504 if(pid
== -2)pid
= 0;
1505 if(tmpPid
== -2) tmpPid
= 0;
1507 if(pid
== -1 && tmpPid
!= -1){
1508 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue
->length
;i
++){
1509 data
= (EventFields
*)g_list_nth_data(list
,i
);
1510 if(data
->pid
== -1 && (gint
)data
->cpu_id
== j
) data
->pid
= tmpPid
;
1512 }else if(pid
!= -1 && tmpPid
== -1){
1513 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1514 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1515 if(data
->pid
== -1 && (gint
)data
->cpu_id
== j
) data
->pid
= pid
;
1521 g_array_free(pid_array
,TRUE
);
1522 g_array_free(tmp_pid_array
, TRUE
);
1524 //add data from tmp queue into the queue
1525 event_viewer_data
->number_of_events
=
1526 event_viewer_data
->event_fields_queue
->length
1527 + event_viewer_data
->event_fields_queue_tmp
->length
;
1528 if(event_viewer_data
->append
){
1529 if(event_viewer_data
->event_fields_queue
->length
> 0)
1530 event_viewer_data
->current_event_index
= event_viewer_data
->event_fields_queue
->length
- 1;
1531 else event_viewer_data
->current_event_index
= 0;
1532 while((data
= g_queue_pop_head(event_viewer_data
->event_fields_queue_tmp
)) != NULL
){
1533 g_queue_push_tail(event_viewer_data
->event_fields_queue
, data
);
1536 event_viewer_data
->current_event_index
+= event_viewer_data
->event_fields_queue_tmp
->length
;
1537 while((data
= g_queue_pop_tail(event_viewer_data
->event_fields_queue_tmp
)) != NULL
){
1538 g_queue_push_head(event_viewer_data
->event_fields_queue
, data
);
1544 void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
1545 LttTime end
,unsigned max_num_events
, unsigned * real_num_events
)
1547 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1548 Tab
*tab
= event_viewer_data
->tab
;
1550 //add_context_hooks(event_viewer_data,tsc);
1551 //seek state because we use the main window's traceset context.
1552 lttv_state_traceset_seek_time_closest(LTTV_TRACESET_STATE(tsc
), start
);
1553 lttv_process_traceset_middle(tsc
, start
, G_MAXUINT
, NULL
);
1554 lttv_process_traceset_begin(tsc
,
1558 event_viewer_data
->event_hooks
,
1560 if(event_viewer_data
->append
== TRUE
) {
1562 lttv_process_traceset_middle(tsc
, end
, max_num_events
, NULL
);
1565 LttvTracefileContext
*tfc
;
1568 /* clear the temp list */
1569 while(g_queue_pop_head(event_viewer_data
->event_fields_queue_tmp
));
1570 /* read max_num events max */
1571 count
= lttv_process_traceset_middle(tsc
, end
, max_num_events
, NULL
);
1572 /* loop if reached the max number of events to read, but not
1573 * if end of trace or end time reached.*/
1574 tfc
= lttv_traceset_context_get_current_tfc(tsc
);
1575 } while(max_num_events
== count
1576 && (tfc
!= NULL
&& ltt_time_compare(tfc
->timestamp
, end
) < 0));
1580 //remove_context_hooks(event_viewer_data,tsc);
1581 lttv_process_traceset_end(tsc
,
1585 event_viewer_data
->event_hooks
,
1589 size
= event_viewer_data
->event_fields_queue_tmp
->length
;
1590 *real_num_events
= size
;
1592 update_raw_data_array(event_viewer_data
,size
);
1595 EventsRequest
*events_request
= g_new(EventsRequest
, 1);
1597 LttvHooks
*event
= lttv_hooks_new();
1598 LttvHooks
*after_request
= lttv_hooks_new();
1600 lttv_hooks_add(after_request
,
1604 lttv_hooks_add(event
,
1609 // Fill the events request
1610 events_request
->owner
= event_viewer_data
;
1611 events_request
->viewer_data
= event_viewer_data
;
1612 events_request
->servicing
= FALSE
;
1613 events_request
->start_time
= start
;
1614 events_request
->start_position
= NULL
;
1615 events_request
->stop_flag
= FALSE
;
1616 events_request
->end_time
= ltt_time_infinite
;
1617 events_request
->num_events
= max_num_events
;
1618 events_request
->end_position
= NULL
;
1619 events_request
->trace
= -1; /* FIXME */
1620 events_request
->hooks
= NULL
; /* FIXME */
1621 events_request
->before_chunk_traceset
= NULL
;
1622 events_request
->before_chunk_trace
= NULL
;
1623 events_request
->before_chunk_tracefile
= NULL
;
1624 events_request
->event
= event
;
1625 events_request
->event_by_id
= NULL
;
1626 events_request
->after_chunk_tracefile
= NULL
;
1627 events_request
->after_chunk_trace
= NULL
;
1628 events_request
->after_chunk_traceset
= NULL
;
1629 events_request
->before_request
= NULL
;
1630 events_request
->after_request
= after_request
;
1632 g_debug("req : start : %u, %u", start
.tv_sec
,
1635 lttvwindow_events_request_remove_all(tab
,
1637 lttvwindow_events_request(tab
, events_request
);
1641 static int after_get_events(void *hook_data
, void *call_data
)
1643 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1646 size
= event_viewer_data
->event_fields_queue_tmp
->length
;
1647 *real_num_events
= size
;
1649 update_raw_data_array(event_viewer_data
,size
);
1653 static void get_event_detail(LttEvent
*e
, LttField
*f
, GString
* s
)
1660 type
= ltt_field_type(f
);
1661 switch(ltt_type_class(type
)) {
1663 g_string_append_printf(s
, " %ld", ltt_event_get_long_int(e
,f
));
1667 g_string_append_printf(s
, " %lu", ltt_event_get_long_unsigned(e
,f
));
1671 g_string_append_printf(s
, " %g", ltt_event_get_double(e
,f
));
1675 g_string_append_printf(s
, " \"%s\"", ltt_event_get_string(e
,f
));
1679 g_string_append_printf(s
, " %s", ltt_enum_string_get(type
,
1680 ltt_event_get_unsigned(e
,f
)-1));
1685 g_string_append_printf(s
, " {");
1686 nb
= ltt_event_field_element_number(e
,f
);
1687 element
= ltt_field_element(f
);
1688 for(i
= 0 ; i
< nb
; i
++) {
1689 ltt_event_field_element_select(e
,f
,i
);
1690 get_event_detail(e
, element
, s
);
1692 g_string_append_printf(s
, " }");
1696 g_string_append_printf(s
, " {");
1697 nb
= ltt_type_member_number(type
);
1698 for(i
= 0 ; i
< nb
; i
++) {
1699 element
= ltt_field_member(f
,i
);
1700 ltt_type_member_type(type
, i
, &name
);
1701 g_string_append_printf(s
, " %s = ", name
);
1702 get_event_detail(e
, element
, s
);
1704 g_string_append_printf(s
, " }");
1708 g_string_append_printf(s
, " {");
1709 nb
= ltt_type_member_number(type
);
1710 for(i
= 0 ; i
< nb
; i
++) {
1711 element
= ltt_field_member(f
,i
);
1712 ltt_type_member_type(type
, i
, &name
);
1713 g_string_append_printf(s
, " %s = ", name
);
1714 get_event_detail(e
, element
, s
);
1716 g_string_append_printf(s
, " }");
1723 static void get_pid(unsigned * in
, unsigned * out
, char * s
)
1726 str
= strstr(s
, "out =");
1729 sscanf(str
,"%d", out
);
1731 g_warning("Can not find out pid\n");
1734 str
= strstr(s
,"in =");
1737 sscanf(str
,"%d", in
);
1739 g_warning("Can not find in pid\n");
1743 gboolean
parse_event(void *hook_data
, void *call_data
)
1745 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1746 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1747 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1749 EventFields
* tmp_event_fields
,*prev_event_fields
= NULL
, *data
=NULL
;
1753 unsigned in
=0, out
=0;
1755 GString
* detail_event
= g_string_new("");
1759 field
= ltt_event_field(e
);
1760 time
= ltt_event_time(e
);
1762 tmp_event_fields
= g_new(EventFields
,1);
1763 tmp_event_fields
->cpu_id
= ltt_event_cpu_id(e
);
1764 tmp_event_fields
->event_name
= g_strdup(ltt_eventtype_name(ltt_event_eventtype(e
)));
1765 tmp_event_fields
->time
= time
;
1766 tmp_event_fields
->ep
= ltt_event_position_new();
1768 if(event_viewer_data
->event_fields_queue_tmp
->length
){
1769 list
= event_viewer_data
->event_fields_queue_tmp
->head
;
1770 for(i
=event_viewer_data
->event_fields_queue_tmp
->length
-1;i
>=0;i
--){
1771 data
= (EventFields
*)g_list_nth_data(list
,i
);
1772 if(data
->cpu_id
== tmp_event_fields
->cpu_id
){
1773 prev_event_fields
= data
;
1779 if(prev_event_fields
) tmp_event_fields
->pid
= prev_event_fields
->pid
;
1780 else tmp_event_fields
->pid
= -1;
1782 tmp_event_fields
->entry_length
= field
== NULL
? 0 : ltt_field_size(field
);
1783 if(field
) get_event_detail(e
, field
, detail_event
);
1784 tmp_event_fields
->event_description
= g_strdup(detail_event
->str
);
1786 if(strcmp(tmp_event_fields
->event_name
, "schedchange") == 0){
1787 get_pid(&in
, &out
, detail_event
->str
);
1791 if(in
!= 0 || out
!= 0){
1792 tmp_event_fields
->pid
= in
;
1793 if(prev_event_fields
&& prev_event_fields
->pid
== -1){
1794 list
= event_viewer_data
->event_fields_queue_tmp
->head
;
1795 for(i
=0;i
<(gint
)event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1796 data
= (EventFields
*)g_list_nth_data(list
,i
);
1797 if(data
->cpu_id
== tmp_event_fields
->cpu_id
){
1804 ltt_event_position(e
, tmp_event_fields
->ep
);
1806 if(event_viewer_data
->event_fields_queue_tmp
->length
>= RESERVE_SMALL_SIZE
){
1807 if(event_viewer_data
->append
){
1808 list
= g_list_last(event_viewer_data
->event_fields_queue_tmp
->head
);
1809 data
= (EventFields
*)(list
->data
);
1810 if(data
->time
.tv_sec
== time
.tv_sec
&&
1811 data
->time
.tv_nsec
== time
.tv_nsec
){
1812 g_queue_push_tail(event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1814 g_free(tmp_event_fields
);
1817 remove_item_from_queue(event_viewer_data
->event_fields_queue_tmp
,TRUE
);
1818 g_queue_push_tail(event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1821 g_queue_push_tail (event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1824 g_string_free(detail_event
, TRUE
);
1829 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
)
1831 EventFields
*data1
, *data2
= NULL
;
1835 data1
= (EventFields
*)g_queue_pop_head(q
);
1836 list
= g_list_first(q
->head
);
1838 data2
= (EventFields
*)(list
->data
);
1840 data1
= (EventFields
*)g_queue_pop_tail(q
);
1841 list
= g_list_last(q
->head
);
1843 data2
= (EventFields
*)(list
->data
);
1847 if(data1
->time
.tv_sec
== data2
->time
.tv_sec
&&
1848 data1
->time
.tv_nsec
== data2
->time
.tv_nsec
){
1849 remove_item_from_queue(q
, fromHead
);
1858 void remove_all_items_from_queue(GQueue
*q
)
1861 while((data
= (EventFields
*)g_queue_pop_head(q
)) != NULL
){
1868 * plugin's init function
1870 * This function initializes the Event Viewer functionnality through the
1873 static void init() {
1875 lttvwindow_register_constructor("guievents",
1877 "Insert Event Viewer",
1878 hGuiEventsInsert_xpm
,
1879 "Insert Event Viewer",
1883 void event_destroy_walk(gpointer data
, gpointer user_data
)
1885 gui_events_destructor((EventViewerData
*)data
);
1889 * plugin's destroy function
1891 * This function releases the memory reserved by the module and unregisters
1892 * everything that has been registered in the gtkTraceSet API.
1894 static void destroy() {
1896 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1897 g_slist_free(g_event_viewer_data_list
);
1899 lttvwindow_unregister_constructor(h_gui_events
);
1904 LTTV_MODULE("guievents", "Detailed events view", \
1905 "Graphical module to display a detailed event list", \
1906 init
, destroy
, "lttvwindow")