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
47 #include <ltt/event.h>
49 #include <ltt/trace.h>
50 #include <ltt/facility.h>
51 #include <lttv/module.h>
52 #include <lttv/hook.h>
53 #include <lttv/tracecontext.h>
54 #include <lttv/state.h>
55 #include <lttvwindow/lttvwindow.h>
57 #include "hGuiEventsInsert.xpm"
59 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
60 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
63 /** Array containing instanced objects. Used when module is unloaded */
64 static GSList
*g_event_viewer_data_list
= NULL
;
66 typedef struct _EventFields
{
71 unsigned entry_length
;
72 char * event_description
;
76 #define RESERVE_BIG_SIZE 1000
77 #define RESERVE_SMALL_SIZE 100
78 #define RESERVE_SMALL_SIZE_SQUARE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE
79 #define RESERVE_SMALL_SIZE_CUBE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE_SQUARE
81 typedef enum _ScrollDirection
{
90 typedef struct _EventViewerData
{
93 LttvHooks
* event_hooks
;
95 gboolean append
; // prepend or append item
96 GQueue
* event_fields_queue
; // buf to contain event fields
97 GQueue
* event_fields_queue_tmp
; // tmp buf to contain event fields
98 unsigned current_event_index
;
100 /* previous value is used to determine if it is a page up/down or
101 * step up/down, in which case we move of a certain amount of events (one or
102 * the number of events shown on the screen) instead of changing begin time.
104 double previous_value
;
106 unsigned start_event_index
; // the first event shown in the window
107 unsigned end_event_index
; // the last event shown in the window
108 unsigned size
; // maxi number of events loaded when instance the viewer
109 gboolean current_time_updated
;
111 //scroll window containing Tree View
112 GtkWidget
* scroll_win
;
114 /* Model containing list data */
115 GtkListStore
*store_m
;
118 /* Widget to display the data in a columned list */
120 GtkAdjustment
*vtree_adjust_c
;
121 GtkWidget
*button
; /* a button of the header, used to get the header_height */
124 /* Vertical scrollbar and its adjustment */
125 GtkWidget
*vscroll_vc
;
126 GtkAdjustment
*vadjust_c
;
128 /* Selection handler */
129 GtkTreeSelection
*select_c
;
131 guint num_visible_events
;
132 guint first_event
, last_event
;
134 gint number_of_events
;
135 guint currently_selected_event
;
136 gboolean selected_event
;
140 /** hook functions for update time interval, current time ... */
141 gboolean
update_current_time(void * hook_data
, void * call_data
);
142 //gboolean show_event_detail(void * hook_data, void * call_data);
143 gboolean
traceset_changed(void * hook_data
, void * call_data
);
144 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
);
145 void remove_all_items_from_queue(GQueue
* q
);
146 void add_context_hooks(EventViewerData
* event_viewer_data
,
147 LttvTracesetContext
* tsc
);
148 void remove_context_hooks(EventViewerData
* event_viewer_data
,
149 LttvTracesetContext
* tsc
);
151 //! Event Viewer's constructor hook
152 GtkWidget
*h_gui_events(Tab
*tab
, LttvTracesetSelector
* s
, char* key
);
153 //! Event Viewer's constructor
154 EventViewerData
*gui_events(Tab
*tab
, LttvTracesetSelector
*s
, char *key
);
155 //! Event Viewer's destructor
156 void gui_events_destructor(EventViewerData
*event_viewer_data
);
157 void gui_events_free(EventViewerData
*event_viewer_data
);
159 static int event_selected_hook(void *hook_data
, void *call_data
);
162 header_size_allocate(GtkWidget
*widget
,
163 GtkAllocation
*allocation
,
166 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
167 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
169 /* Prototype for selection handler callback */
170 static void tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
);
171 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
172 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
);
173 static void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
);
174 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
175 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
);
176 static void tree_v_grab_focus(GtkWidget
*widget
, 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 int after_get_events(void *hook_data
, void *call_data
);
189 static gboolean
parse_event(void *hook_data
, void *call_data
);
191 static LttvModule
*main_win_module
;
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
, LttvTracesetSelector
* s
, char* key
)
217 EventViewerData
* event_viewer_data
= gui_events(tab
, s
, key
) ;
219 if(event_viewer_data
)
220 return event_viewer_data
->hbox_v
;
226 * Event Viewer's constructor
228 * This constructor is used to create EventViewerData data structure.
229 * @return The Event viewer data created.
232 gui_events(Tab
*tab
, LttvTracesetSelector
* s
,char* key
)
235 GtkTreeViewColumn
*column
;
236 GtkCellRenderer
*renderer
;
237 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
240 event_viewer_data
->tab
= tab
;
242 event_viewer_data
->event_hooks
= lttv_hooks_new();
243 lttv_hooks_add(event_viewer_data
->event_hooks
, parse_event
, event_viewer_data
, LTTV_PRIO_DEFAULT
);
245 event_viewer_data
->event_fields_queue
= g_queue_new();
246 event_viewer_data
->event_fields_queue_tmp
= g_queue_new();
248 lttvwindow_register_current_time_notify(tab
,
249 update_current_time
,event_viewer_data
);
250 //lttvwindow_register_show_notify(tab,
251 // show_event_detail,event_viewer_data);
252 lttvwindow_register_traceset_notify(tab
,
253 traceset_changed
,event_viewer_data
);
255 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
256 gtk_widget_show (event_viewer_data
->scroll_win
);
257 gtk_scrolled_window_set_policy(
258 GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
259 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
261 /* TEST DATA, TO BE READ FROM THE TRACE */
262 event_viewer_data
->currently_selected_event
= 0;
263 event_viewer_data
->selected_event
= FALSE
;
265 /* Create a model for storing the data list */
266 event_viewer_data
->store_m
= gtk_list_store_new (
267 N_COLUMNS
, /* Total number of columns */
268 G_TYPE_INT
, /* CPUID */
269 G_TYPE_STRING
, /* Event */
270 G_TYPE_UINT64
, /* Time */
271 G_TYPE_INT
, /* PID */
272 G_TYPE_INT
, /* Entry length */
273 G_TYPE_STRING
); /* Event's description */
275 /* Create the viewer widget for the columned list */
276 event_viewer_data
->tree_v
=
277 gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
279 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
280 G_CALLBACK (tree_v_size_allocate_cb
),
282 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
283 G_CALLBACK (tree_v_size_request_cb
),
286 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
287 G_CALLBACK (tree_v_cursor_changed_cb
),
290 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
291 G_CALLBACK (tree_v_move_cursor_cb
),
294 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "grab-focus",
295 G_CALLBACK (tree_v_grab_focus
),
298 // Use on each column!
299 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v, GTK_TREE_VIEW_COLUMN_FIXED);
301 /* The view now holds a reference. We can get rid of our own
303 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
306 /* Create a column, associating the "text" attribute of the
307 * cell_renderer to the first column of the model */
308 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
309 renderer
= gtk_cell_renderer_text_new ();
310 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
312 "text", CPUID_COLUMN
,
314 gtk_tree_view_column_set_alignment (column
, 0.0);
315 gtk_tree_view_column_set_fixed_width (column
, 45);
316 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
318 event_viewer_data
->button
= column
->button
;
320 g_signal_connect (G_OBJECT(event_viewer_data
->button
),
322 G_CALLBACK(header_size_allocate
),
323 (gpointer
)event_viewer_data
);
325 renderer
= gtk_cell_renderer_text_new ();
326 column
= gtk_tree_view_column_new_with_attributes ("Event",
328 "text", EVENT_COLUMN
,
330 gtk_tree_view_column_set_alignment (column
, 0.0);
331 gtk_tree_view_column_set_fixed_width (column
, 120);
332 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
334 renderer
= gtk_cell_renderer_text_new ();
335 column
= gtk_tree_view_column_new_with_attributes ("Time",
339 gtk_tree_view_column_set_alignment (column
, 1.0);
340 gtk_tree_view_column_set_fixed_width (column
, 120);
341 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
343 renderer
= gtk_cell_renderer_text_new ();
344 column
= gtk_tree_view_column_new_with_attributes ("PID",
348 gtk_tree_view_column_set_alignment (column
, 1.0);
349 gtk_tree_view_column_set_fixed_width (column
, 45);
350 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
352 renderer
= gtk_cell_renderer_text_new ();
353 column
= gtk_tree_view_column_new_with_attributes ("Entry Length",
355 "text", ENTRY_LEN_COLUMN
,
357 gtk_tree_view_column_set_alignment (column
, 1.0);
358 gtk_tree_view_column_set_fixed_width (column
, 60);
359 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
361 renderer
= gtk_cell_renderer_text_new ();
362 column
= gtk_tree_view_column_new_with_attributes ("Event Description",
364 "text", EVENT_DESCR_COLUMN
,
366 gtk_tree_view_column_set_alignment (column
, 0.0);
367 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
370 /* Setup the selection handler */
371 event_viewer_data
->select_c
= gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
372 gtk_tree_selection_set_mode (event_viewer_data
->select_c
, GTK_SELECTION_SINGLE
);
373 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
374 G_CALLBACK (tree_selection_changed_cb
),
377 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
), event_viewer_data
->tree_v
);
379 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
380 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
382 /* Create vertical scrollbar and pack it */
383 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
384 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
385 GTK_UPDATE_CONTINUOUS
);
386 // Changed by MD : more user friendly :)
387 //GTK_UPDATE_DISCONTINUOUS);
388 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
390 /* Get the vertical scrollbar's adjustment */
391 event_viewer_data
->vadjust_c
= gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
392 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
393 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
395 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
396 G_CALLBACK (v_scroll_cb
),
398 /* Set the upper bound to the last event number */
399 event_viewer_data
->previous_value
= 0;
400 event_viewer_data
->vadjust_c
->lower
= 0.0;
401 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
402 event_viewer_data
->vadjust_c
->value
= 0.0;
403 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
404 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
405 // event_viewer_data->vtree_adjust_c->upper;
406 event_viewer_data
->vadjust_c
->page_size
= 2.0;
407 // event_viewer_data->vtree_adjust_c->upper;
408 /* Raw event trace */
409 gtk_widget_show(event_viewer_data
->hbox_v
);
410 gtk_widget_show(event_viewer_data
->tree_v
);
411 gtk_widget_show(event_viewer_data
->vscroll_vc
);
413 /* Add the object's information to the module's array */
414 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
, event_viewer_data
);
416 event_viewer_data
->first_event
= -1 ;
417 event_viewer_data
->last_event
= 0 ;
419 event_viewer_data
->num_visible_events
= 1;
421 //get the life span of the traceset and set the upper of the scroll bar
423 LttvTracesetContext
* tsc
=
424 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
425 TimeInterval time_span
= tsc
->time_span
;
426 start
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
428 event_viewer_data
->vadjust_c
->upper
=
429 ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
431 event_viewer_data
->append
= TRUE
;
433 event_viewer_data
->start_event_index
= 0;
434 event_viewer_data
->end_event_index
= event_viewer_data
->num_visible_events
- 1;
436 /* Set the Selected Event */
437 // tree_v_set_cursor(event_viewer_data);
439 event_viewer_data
->current_time_updated
= FALSE
;
440 event_viewer_data
->size
= RESERVE_SMALL_SIZE
;
442 g_object_set_data_full(
443 G_OBJECT(event_viewer_data
->hbox_v
),
446 (GDestroyNotify
)gui_events_free
);
449 return event_viewer_data
;
455 header_size_allocate(GtkWidget
*widget
,
456 GtkAllocation
*allocation
,
459 EventViewerData
*event_viewer_data
= (EventViewerData
*)user_data
;
461 event_viewer_data
->header_height
= allocation
->height
;
467 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
471 if(event_viewer_data
->selected_event
&& event_viewer_data
->first_event
!= -1)
473 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
474 // event_viewer_data->currently_selected_event);
476 path
= gtk_tree_path_new_from_indices(
477 event_viewer_data
->currently_selected_event
-
478 event_viewer_data
->first_event
,
481 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
482 gtk_tree_path_free(path
);
486 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
491 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
492 indices
= gtk_tree_path_get_indices(path
);
496 event_viewer_data
->selected_event
= TRUE
;
497 event_viewer_data
->currently_selected_event
=
498 event_viewer_data
->first_event
+ indices
[0];
501 event_viewer_data
->selected_event
= FALSE
;
502 event_viewer_data
->currently_selected_event
= 0;
505 gtk_tree_path_free(path
);
511 void tree_v_move_cursor_cb (GtkWidget
*widget
,
512 GtkMovementStep arg1
,
516 GtkTreePath
*path
; // = gtk_tree_path_new();
519 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
521 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
525 /* No prior cursor, put it at beginning of page
526 * and let the execution do */
527 path
= gtk_tree_path_new_from_indices(0, -1);
528 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
532 indices
= gtk_tree_path_get_indices(path
);
534 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
536 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
541 /* move one line down */
542 if(indices
[0] == event_viewer_data
->num_visible_events
- 1)
544 if(value
+ event_viewer_data
->num_visible_events
<=
545 event_viewer_data
->number_of_events
-1)
547 event_viewer_data
->currently_selected_event
+= 1;
548 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
549 //gtk_tree_path_free(path);
550 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
551 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
552 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
556 /* Move one line up */
561 event_viewer_data
->currently_selected_event
-= 1;
562 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
563 //gtk_tree_path_free(path);
564 //path = gtk_tree_path_new_from_indices(0, -1);
565 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
566 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
572 if(arg1
== GTK_MOVEMENT_PAGES
)
577 if(event_viewer_data
->num_visible_events
== 1)
579 /* move one page down */
580 if(value
+ event_viewer_data
->num_visible_events
-1 <=
581 event_viewer_data
->number_of_events
)
583 event_viewer_data
->currently_selected_event
+=
584 event_viewer_data
->num_visible_events
-1;
585 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
586 // value+(event_viewer_data->num_visible_events-1));
587 //gtk_tree_path_free(path);
588 //path = gtk_tree_path_new_from_indices(0, -1);
589 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
590 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
593 /* Move one page up */
594 if(event_viewer_data
->num_visible_events
== 1)
597 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
599 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
601 event_viewer_data
->currently_selected_event
-=
602 event_viewer_data
->num_visible_events
-1;
604 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
605 // value-(event_viewer_data->num_visible_events-1));
606 //gtk_tree_path_free(path);
607 //path = gtk_tree_path_new_from_indices(0, -1);
608 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
609 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
612 /* Go to first Event */
613 event_viewer_data
->currently_selected_event
== 0 ;
614 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
616 //gtk_tree_path_free(path);
617 //path = gtk_tree_path_new_from_indices(0, -1);
618 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
619 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
626 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
628 /* Move to the ends of the buffer */
631 /* move end of buffer */
632 event_viewer_data
->currently_selected_event
=
633 event_viewer_data
->number_of_events
-1 ;
634 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
635 // event_viewer_data->number_of_events -
636 // event_viewer_data->num_visible_events);
637 //gtk_tree_path_free(path);
638 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
639 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
640 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
642 /* Move beginning of buffer */
643 event_viewer_data
->currently_selected_event
= 0 ;
644 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
645 //gtk_tree_path_free(path);
646 //path = gtk_tree_path_new_from_indices(0, -1);
647 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
648 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
652 gtk_tree_path_free(path
);
655 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
657 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
658 Tab
*tab
= event_viewer_data
->tab
;
659 LttTime current_time
= lttvwindow_get_current_time(tab
);
663 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
666 /* On cursor change, modify the currently selected event by calling
667 * the right API function */
668 tree_v_get_cursor(event_viewer_data
);
670 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
671 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
672 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
673 ltt_time
.tv_sec
= time
/ NANOSECONDS_PER_SECOND
;
674 ltt_time
.tv_nsec
= time
% NANOSECONDS_PER_SECOND
;
676 if(ltt_time
.tv_sec
!= current_time
.tv_sec
||
677 ltt_time
.tv_nsec
!= current_time
.tv_nsec
){
678 event_viewer_data
->current_time_updated
= TRUE
;
679 lttvwindow_report_current_time(tab
,<t_time
);
682 g_warning("Can not get iter\n");
688 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
690 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
691 GtkTreePath
*tree_path
;
693 get_data(adjustment
->value
, event_viewer_data
->num_visible_events
,
697 if(event_viewer_data
->currently_selected_event
698 >= event_viewer_data
->first_event
700 event_viewer_data
->currently_selected_event
701 <= event_viewer_data
->last_event
703 event_viewer_data
->selected_event
)
706 tree_path
= gtk_tree_path_new_from_indices(
707 event_viewer_data
->currently_selected_event
-
708 event_viewer_data
->first_event
,
711 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
713 gtk_tree_path_free(tree_path
);
719 gint
get_cell_height(GtkTreeView
*TreeView
)
722 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
723 GList
*Render_List
= gtk_tree_view_column_get_cell_renderers(column
);
724 GtkCellRenderer
*renderer
= g_list_first(Render_List
)->data
;
726 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
731 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
733 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
734 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
735 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
736 gdouble exact_num_visible
;
738 exact_num_visible
= ( alloc
->height
-
739 event_viewer_data
->header_height
)
740 / (double)cell_height
;
742 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
745 event_viewer_data->vadjust_c->page_increment =
746 floor(exact_num_visible);
747 event_viewer_data->vadjust_c->page_size =
748 floor(exact_num_visible);
751 g_debug("size allocate : last_num_visible_events : %lu,\
752 num_visible_events : %lu",
753 last_num_visible_events
,
754 event_viewer_data
->num_visible_events
);
755 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
757 get_data(event_viewer_data
->vadjust_c
->value
,
758 event_viewer_data
->num_visible_events
,
765 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
768 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
769 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
771 h
= cell_height
+ event_viewer_data
->header_height
;
772 requisition
->height
= h
;
777 gboolean
show_event_detail(void * hook_data
, void * call_data
)
779 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
780 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
782 if(event_viewer_data
->event_fields_queue_tmp
->length
== 0 &&
783 event_viewer_data
->event_fields_queue
->length
== 0){
784 event_viewer_data
->shown
= FALSE
;
788 if(event_viewer_data
->shown
== FALSE
){
789 event_viewer_data
->shown
= TRUE
;
790 update_raw_data_array(event_viewer_data
,
791 event_viewer_data
->event_fields_queue_tmp
->length
);
793 get_data(event_viewer_data
->vadjust_c
->value
,
794 event_viewer_data
->num_visible_events
,
797 remove_context_hooks(event_viewer_data
,tsc
);
805 void insert_data_into_model(EventViewerData
*event_viewer_data
, int start
, int end
)
809 EventFields
* raw_data
;
813 first
= event_viewer_data
->event_fields_queue
->head
;
814 for(i
=start
; i
<end
; i
++){
815 if(i
>=event_viewer_data
->number_of_events
) break;
816 raw_data
= (EventFields
*)g_list_nth_data(first
, i
);
818 // Add a new row to the model
819 real_data
= raw_data
->time
.tv_sec
;
820 real_data
*= NANOSECONDS_PER_SECOND
;
821 real_data
+= raw_data
->time
.tv_nsec
;
822 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
823 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
824 CPUID_COLUMN
, raw_data
->cpu_id
,
825 EVENT_COLUMN
, raw_data
->event_name
,
826 TIME_COLUMN
, real_data
,
827 PID_COLUMN
, raw_data
->pid
,
828 ENTRY_LEN_COLUMN
, raw_data
->entry_length
,
829 EVENT_DESCR_COLUMN
, raw_data
->event_description
,
834 static void get_data_wrapped(double time_value
, guint list_height
,
835 EventViewerData
*event_viewer_data
, LttEvent
*ev
);
837 static void get_data(double time_value
, guint list_height
,
838 EventViewerData
*event_viewer_data
)
840 LttEvent
* ev
= ltt_event_new();
842 get_data_wrapped(time_value
, list_height
,
843 event_viewer_data
, ev
);
845 ltt_event_destroy(ev
);
848 static void get_data_wrapped(double time_value
, guint list_height
,
849 EventViewerData
*event_viewer_data
, LttEvent
*ev
)
853 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
854 GtkTreePath
*tree_path
;
855 EventFields
* event_fields
;
856 ScrollDirection direction
= SCROLL_NONE
;
859 double value
= event_viewer_data
->previous_value
- time_value
;
860 LttTime start
, end
, time
;
861 unsigned backward_num
, minNum
, maxNum
;
863 unsigned block_num
, event_num
;
864 unsigned size
= 1, count
= 0;
865 gboolean need_backward_again
, backward
;
868 GtkWidget
* widget
= gtk_widget_get_parent(event_viewer_data
->hbox_v
);
869 LttvTracesetContext
* tsc
=
870 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
871 TimeInterval time_span
= tsc
->time_span
;
874 // new = gdk_cursor_new(GDK_X_CURSOR);
875 // win = gtk_widget_get_parent_window(widget);
876 // gdk_window_set_cursor(win, new);
877 // gdk_cursor_unref(new);
878 // gdk_window_stick(win);
879 // gdk_window_unstick(win);
883 // if(event_number > event_viewer_data->last_event ||
884 // event_number + list_height-1 < event_viewer_data->first_event ||
885 // event_viewer_data->first_event == -1)
887 /* no event can be reused, clear and start from nothing */
888 if(value
== -1.0) direction
= SCROLL_STEP_DOWN
;
889 else if(value
== 1.0 ) direction
= SCROLL_STEP_UP
;
890 else if(value
== -2.0) direction
= SCROLL_PAGE_DOWN
;
891 else if(value
== 2.0 ) direction
= SCROLL_PAGE_UP
;
892 else if(value
== 0.0 ) direction
= SCROLL_NONE
;
893 else direction
= SCROLL_JUMP
;
895 if(g_queue_get_length(event_viewer_data
->event_fields_queue
)==0)
896 direction
= SCROLL_JUMP
;
900 g_debug("direction STEP_UP");
902 g_debug("direction PAGE_UP");
903 if(direction
== SCROLL_PAGE_UP
){
904 backward
= list_height
>event_viewer_data
->start_event_index
? TRUE
: FALSE
;
906 backward
= event_viewer_data
->start_event_index
== 0 ? TRUE
: FALSE
;
909 event_viewer_data
->append
= FALSE
;
911 if(direction
== SCROLL_PAGE_UP
){
912 minNum
= list_height
- event_viewer_data
->start_event_index
;
917 first
= event_viewer_data
->event_fields_queue
->head
;
919 event_fields
= (EventFields
*)first
->data
;
920 end
= event_fields
->time
;
924 g_assert(end
.tv_sec
!= 0);
926 end
.tv_nsec
= NANOSECONDS_PER_SECOND
-1;
928 ltt_event_position_get(event_fields
->ep
, &block_num
, &event_num
, &tf
);
930 if(event_num
> minNum
){
931 backward_num
= event_num
> RESERVE_SMALL_SIZE
932 ? event_num
- RESERVE_SMALL_SIZE
: 1;
933 ltt_event_position_set(event_fields
->ep
, block_num
, backward_num
);
934 ltt_tracefile_seek_position(tf
, event_fields
->ep
);
935 g_assert(ltt_tracefile_read(tf
,ev
) != NULL
);
936 start
= ltt_event_time(ev
);
937 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
940 ltt_event_position_set(event_fields
->ep
, block_num
-1, 1);
941 ltt_tracefile_seek_position(tf
, event_fields
->ep
);
942 g_assert(ltt_tracefile_read(tf
,ev
) != NULL
);
943 start
= ltt_event_time(ev
);
948 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
951 if(block_num
> count
){
952 ltt_event_position_set(event_fields
->ep
, block_num
-count
, 1);
953 ltt_tracefile_seek_position(tf
, event_fields
->ep
);
954 g_assert(ltt_tracefile_read(tf
, ev
) != NULL
);
955 start
= ltt_event_time(ev
);
960 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
963 event_viewer_data
->current_event_index
= event_viewer_data
->start_event_index
;
964 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
965 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
967 if(size
< minNum
&& (start
.tv_sec
!=0 || start
.tv_nsec
!=0))
968 need_backward_again
= TRUE
;
969 else need_backward_again
= FALSE
;
975 }while(need_backward_again
);
977 if(direction
== SCROLL_STEP_UP
)
978 event_number
= event_viewer_data
->start_event_index
- 1;
980 event_number
= event_viewer_data
->start_event_index
- list_height
;
982 case SCROLL_STEP_DOWN
:
983 g_debug("direction STEP_DOWN");
984 if(event_viewer_data
->end_event_index
== event_viewer_data
->number_of_events
- 1){
985 event_viewer_data
->append
= TRUE
;
986 first
= event_viewer_data
->event_fields_queue
->head
;
988 event_fields
= (EventFields
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
989 start
= event_fields
->time
;
991 end
.tv_sec
= G_MAXULONG
;
992 end
.tv_nsec
= G_MAXULONG
;
993 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
, &size
);
995 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
997 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
999 if(size
==0) event_number
= event_viewer_data
->start_event_index
;
1000 else event_number
= event_viewer_data
->number_of_events
- size
- list_height
+ 1;
1001 }else event_number
= event_viewer_data
->start_event_index
+ 1;
1003 case SCROLL_PAGE_DOWN
:
1004 g_debug("direction PAGE_DOWN");
1005 i
= event_viewer_data
->number_of_events
- 1 - list_height
;
1006 if((gint
)(event_viewer_data
->end_event_index
) >= i
){
1007 int remain_events
= event_viewer_data
->number_of_events
- 1
1008 - event_viewer_data
->end_event_index
;
1009 event_viewer_data
->append
= TRUE
;
1010 first
= event_viewer_data
->event_fields_queue
->head
;
1012 event_fields
= (EventFields
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
1013 start
= event_fields
->time
;
1015 end
.tv_sec
= G_MAXULONG
;
1016 end
.tv_nsec
= G_MAXULONG
;
1017 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
1019 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
1021 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1023 remain_events
+= size
;
1024 if(list_height
<= remain_events
)
1025 event_number
= event_viewer_data
->number_of_events
- remain_events
- 1;
1027 event_number
= event_viewer_data
->number_of_events
- 1 - list_height
;
1028 }else event_number
= event_viewer_data
->start_event_index
+ list_height
- 1;
1031 g_debug("direction SCROLL_JUMP");
1032 event_viewer_data
->append
= TRUE
;
1033 remove_all_items_from_queue(event_viewer_data
->event_fields_queue
);
1034 end
.tv_sec
= G_MAXULONG
;
1035 end
.tv_nsec
= G_MAXULONG
;
1036 time
= ltt_time_from_double(time_value
/ NANOSECONDS_PER_SECOND
);
1037 start
= ltt_time_add(time_span
.start_time
, time
);
1038 event_viewer_data
->previous_value
= time_value
;
1039 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
1040 if(size
< list_height
&& size
> 0){
1041 event_viewer_data
->append
= FALSE
;
1042 first
= event_viewer_data
->event_fields_queue
->head
;
1044 event_fields
= (EventFields
*)first
->data
;
1045 end
= event_fields
->time
;
1046 if(end
.tv_nsec
!= 0)
1049 g_assert(end
.tv_sec
!= 0);
1051 end
.tv_nsec
= NANOSECONDS_PER_SECOND
-1;
1054 ltt_event_position_get(event_fields
->ep
, &block_num
, &event_num
, &tf
);
1056 if(event_num
> list_height
- size
){
1057 backward_num
= event_num
> RESERVE_SMALL_SIZE
1058 ? event_num
- RESERVE_SMALL_SIZE
: 1;
1059 ltt_event_position_set(event_fields
->ep
, block_num
, backward_num
);
1060 ltt_tracefile_seek_position(tf
, event_fields
->ep
);
1061 g_assert(ltt_tracefile_read(tf
,ev
) != NULL
);
1062 start
= ltt_event_time(ev
);
1063 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
1064 event_viewer_data
->current_event_index
= 0;
1065 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
1066 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
1068 event_number
= event_viewer_data
->event_fields_queue
->length
- list_height
;
1069 }else if(size
== 0){
1070 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
1072 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1079 g_debug("direction SCROLL_NONE");
1080 event_number
= event_viewer_data
->current_event_index
;
1086 if(event_number
< 0) event_number
= 0;
1088 //update the value of the scroll bar
1089 if(direction
!= SCROLL_NONE
&& direction
!= SCROLL_JUMP
){
1090 g_debug("updating scrollbar value because near.");
1091 first
= event_viewer_data
->event_fields_queue
->head
;
1093 event_fields
= (EventFields
*)g_list_nth_data(first
,event_number
);
1094 if(!event_fields
) event_fields
= (EventFields
*)g_list_nth_data(first
,0);
1095 time
= ltt_time_sub(event_fields
->time
, time_span
.start_time
);
1096 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(time
) * NANOSECONDS_PER_SECOND
;
1097 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1098 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1103 event_viewer_data
->start_event_index
= event_number
;
1104 event_viewer_data
->end_event_index
= event_number
+ list_height
- 1;
1105 if(event_viewer_data
->end_event_index
> event_viewer_data
->number_of_events
- 1){
1106 event_viewer_data
->end_event_index
= event_viewer_data
->number_of_events
- 1;
1109 first
= event_viewer_data
->event_fields_queue
->head
;
1110 gtk_list_store_clear(event_viewer_data
->store_m
);
1112 // event_viewer_data->previous_value = 0;
1113 // event_viewer_data->vadjust_c->value = 0.0;
1114 // gtk_widget_hide(event_viewer_data->vscroll_vc);
1116 }else gtk_widget_show(event_viewer_data
->vscroll_vc
);
1118 insert_data_into_model(event_viewer_data
,event_number
, event_number
+list_height
);
1120 #ifdef DEBUG //do not use this, it's slower and broken
1122 /* Some events will be reused */
1123 if(event_number
< event_viewer_data
->first_event
)
1125 /* scrolling up, prepend events */
1126 tree_path
= gtk_tree_path_new_from_indices
1127 (event_number
+list_height
-1 -
1128 event_viewer_data
->first_event
+ 1,
1130 for(i
=0; i
<event_viewer_data
->last_event
-(event_number
+list_height
-1);
1133 /* Remove the last events from the list */
1134 if(gtk_tree_model_get_iter(model
, &iter
, tree_path
))
1135 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1138 for(i
=event_viewer_data
->first_event
-1; i
>=event_number
; i
--)
1140 if(i
>=event_viewer_data
->number_of_events
) break;
1141 /* Prepend new events */
1142 gtk_list_store_prepend (event_viewer_data
->store_m
, &iter
);
1143 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1145 EVENT_COLUMN
, "event irq",
1148 ENTRY_LEN_COLUMN
, 17,
1149 EVENT_DESCR_COLUMN
, "Detailed information",
1153 /* Scrolling down, append events */
1154 for(i
=event_viewer_data
->first_event
; i
<event_number
; i
++)
1156 /* Remove these events from the list */
1157 gtk_tree_model_get_iter_first(model
, &iter
);
1158 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1160 for(i
=event_viewer_data
->last_event
+1; i
<event_number
+list_height
; i
++)
1162 if(i
>=event_viewer_data
->number_of_events
) break;
1163 /* Append new events */
1164 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1165 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1167 EVENT_COLUMN
, "event irq",
1170 ENTRY_LEN_COLUMN
, 17,
1171 EVENT_DESCR_COLUMN
, "Detailed information",
1178 event_viewer_data
->first_event
= event_viewer_data
->start_event_index
;
1179 event_viewer_data
->last_event
= event_viewer_data
->end_event_index
;
1184 // gdk_window_set_cursor(win, NULL);
1188 void add_test_data(EventViewerData
*event_viewer_data
)
1195 /* Add a new row to the model */
1196 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1197 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1199 EVENT_COLUMN
, "event irq",
1202 ENTRY_LEN_COLUMN
, 17,
1203 EVENT_DESCR_COLUMN
, "Detailed information",
1210 gui_events_free(EventViewerData
*event_viewer_data
)
1212 Tab
*tab
= event_viewer_data
->tab
;
1214 if(event_viewer_data
){
1215 lttv_hooks_remove(event_viewer_data
->event_hooks
,parse_event
);
1216 lttv_hooks_destroy(event_viewer_data
->event_hooks
);
1218 remove_all_items_from_queue (event_viewer_data
->event_fields_queue
);
1219 g_queue_free(event_viewer_data
->event_fields_queue
);
1220 g_queue_free(event_viewer_data
->event_fields_queue_tmp
);
1222 lttvwindow_unregister_current_time_notify(tab
,
1223 update_current_time
, event_viewer_data
);
1224 //lttvwindow_unregister_show_notify(tab,
1225 // show_event_detail, event_viewer_data);
1226 lttvwindow_unregister_traceset_notify(tab
,
1227 traceset_changed
, event_viewer_data
);
1229 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
, event_viewer_data
);
1230 g_free(event_viewer_data
);
1235 gui_events_destructor(EventViewerData
*event_viewer_data
)
1239 /* May already been done by GTK window closing */
1240 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1241 gui_events_free(event_viewer_data
);
1242 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1243 event_viewer_data
= NULL
;
1246 /* Destroy the Tree View */
1247 //gtk_widget_destroy(event_viewer_data->tree_v);
1249 /* Clear raw event list */
1250 //gtk_list_store_clear(event_viewer_data->store_m);
1251 //gtk_widget_destroy(GTK_WIDGET(event_viewer_data->store_m));
1253 //gui_events_free(event_viewer_data);
1256 //FIXME : call hGuiEvents_Destructor for corresponding data upon widget destroy
1259 tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
)
1261 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1263 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1266 if (gtk_tree_selection_get_selected (selection
, &model
, &iter
))
1268 gtk_tree_model_get (model
, &iter
, EVENT_COLUMN
, &event
, -1);
1275 int event_selected_hook(void *hook_data
, void *call_data
)
1277 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1278 guint
*event_number
= (guint
*) call_data
;
1280 event_viewer_data
->currently_selected_event
= *event_number
;
1281 event_viewer_data
->selected_event
= TRUE
;
1283 tree_v_set_cursor(event_viewer_data
);
1288 /* If every module uses the filter, maybe these two
1289 * (add/remove_context_hooks functions) should be put in common place
1291 void add_context_hooks(EventViewerData
* event_viewer_data
,
1292 LttvTracesetContext
* tsc
)
1294 gint i
, j
, k
, m
,n
, nbi
, id
;
1295 gint nb_tracefile
, nb_facility
, nb_event
;
1297 LttvTraceContext
*tc
;
1298 LttvTracefileContext
*tfc
;
1303 //if there are hooks for traceset, add them here
1305 nbi
= lttv_traceset_number(tsc
->ts
);
1306 for(i
= 0 ; i
< nbi
; i
++) {
1307 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1308 selected
= lttv_trace_selector_get_selected(t_s
);
1309 if(!selected
) continue;
1310 tc
= tsc
->traces
[i
];
1312 //if there are hooks for trace, add them here
1314 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1315 ltt_trace_per_cpu_tracefile_number(trace
);
1317 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1318 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1319 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1320 if(!selected
) continue;
1321 tfc
= tc
->tracefiles
[j
];
1323 //if there are hooks for tracefile, add them here
1324 // lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
1325 // event_viewer_data->event_hooks,NULL);
1327 nb_facility
= ltt_trace_facility_number(trace
);
1329 for(k
=0;k
<nb_facility
;k
++){
1330 fac
= ltt_trace_facility_get(trace
,k
);
1331 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1332 for(m
=0;m
<nb_event
;m
++){
1333 et
= ltt_facility_eventtype_get(fac
,m
);
1334 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1335 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1337 id
= (gint
) ltt_eventtype_id(et
);
1338 lttv_tracefile_context_add_hooks_by_id(tfc
,id
,
1339 event_viewer_data
->event_hooks
);
1348 //add hooks for process_traceset
1349 // lttv_traceset_context_add_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1350 // NULL, NULL, NULL,event_viewer_data->event_hooks,NULL);
1354 void remove_context_hooks(EventViewerData
* event_viewer_data
,
1355 LttvTracesetContext
* tsc
)
1357 gint i
, j
, k
, m
, nbi
, n
, id
;
1358 gint nb_tracefile
, nb_facility
, nb_event
;
1360 LttvTraceContext
*tc
;
1361 LttvTracefileContext
*tfc
;
1362 LttvTracesetSelector
* ts_s
;
1363 LttvTraceSelector
* t_s
;
1364 LttvTracefileSelector
* tf_s
;
1368 LttvEventtypeSelector
* eventtype
;
1370 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1371 event_viewer_data
->filter_key
);
1373 //if there are hooks for traceset, remove them here
1375 nbi
= lttv_traceset_number(tsc
->ts
);
1376 for(i
= 0 ; i
< nbi
; i
++) {
1377 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1378 selected
= lttv_trace_selector_get_selected(t_s
);
1379 if(!selected
) continue;
1380 tc
= tsc
->traces
[i
];
1382 //if there are hooks for trace, remove them here
1384 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1385 ltt_trace_per_cpu_tracefile_number(trace
);
1387 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1388 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1389 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1390 if(!selected
) continue;
1391 tfc
= tc
->tracefiles
[j
];
1393 //if there are hooks for tracefile, remove them here
1394 // lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
1395 // event_viewer_data->event_hooks,NULL);
1397 nb_facility
= ltt_trace_facility_number(trace
);
1399 for(k
=0;k
<nb_facility
;k
++){
1400 fac
= ltt_trace_facility_get(trace
,k
);
1401 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1402 for(m
=0;m
<nb_event
;m
++){
1403 et
= ltt_facility_eventtype_get(fac
,m
);
1404 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1405 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1407 id
= (gint
) ltt_eventtype_id(et
);
1408 lttv_tracefile_context_remove_hooks_by_id(tfc
,id
);
1415 //remove hooks from context
1416 // lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1417 // NULL, NULL, NULL,event_viewer_data->event_hooks,NULL);
1421 gboolean
update_current_time(void * hook_data
, void * call_data
)
1423 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1424 const LttTime
* current_time
= (LttTime
*)call_data
;
1425 guint64 nsec
= current_time
->tv_sec
* NANOSECONDS_PER_SECOND
1426 + current_time
->tv_nsec
;
1430 GtkTreeModel
* model
= (GtkTreeModel
*)event_viewer_data
->store_m
;
1432 EventFields
* data
, *data1
;
1437 LttvTracesetContext
* tsc
=
1438 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1439 TimeInterval time_span
= tsc
->time_span
;
1441 if(!event_viewer_data
->event_fields_queue
->head
) return FALSE
;
1443 if(event_viewer_data
->current_time_updated
){
1444 event_viewer_data
->current_time_updated
= FALSE
;
1448 //check if the event is shown in the current viewer
1449 if(gtk_tree_model_get_iter_first(model
, &iter
)){
1451 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1453 if(!gtk_tree_model_iter_next(model
, &iter
)){
1462 // event_selected_hook(event_viewer_data, &count);
1465 //the event is not shown in the current viewer
1468 //check if the event is in the buffer
1469 list
= event_viewer_data
->event_fields_queue
->head
;
1470 data
= (EventFields
*)g_list_nth_data(list
,0);
1471 data1
= (EventFields
*)g_list_nth_data(list
,event_viewer_data
->event_fields_queue
->length
-1);
1473 //the event is in the buffer
1474 if(ltt_time_compare(data
->time
, *current_time
)<=0 &&
1475 ltt_time_compare(data1
->time
, *current_time
)>=0){
1476 for(i
=0;i
<event_viewer_data
->event_fields_queue
->length
;i
++){
1477 data
= (EventFields
*)g_list_nth_data(list
,i
);
1478 if(ltt_time_compare(data
->time
, *current_time
) < 0){
1484 if(event_viewer_data
->event_fields_queue
->length
-count
< event_viewer_data
->num_visible_events
){
1485 j
= event_viewer_data
->event_fields_queue
->length
- event_viewer_data
->num_visible_events
;
1487 data
= (EventFields
*)g_list_nth_data(list
,j
);
1492 t
= ltt_time_sub(data
->time
, time_span
.start_time
);
1493 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(t
) * NANOSECONDS_PER_SECOND
;
1494 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1495 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1496 insert_data_into_model(event_viewer_data
,j
, j
+event_viewer_data
->num_visible_events
);
1497 }else{//the event is not in the buffer
1498 LttTime start
= ltt_time_sub(*current_time
, time_span
.start_time
);
1499 double position
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1500 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, position
);
1504 sprintf(str_path
,"%d\0",count
);
1505 path
= gtk_tree_path_new_from_string (str_path
);
1506 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
1507 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->tree_v
), "cursor-changed");
1508 gtk_tree_path_free(path
);
1513 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1515 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1516 LttvTracesetContext
* tsc
=
1517 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1518 TimeInterval time_span
= tsc
->time_span
;
1521 remove_all_items_from_queue(event_viewer_data
->event_fields_queue
);
1522 gtk_list_store_clear(event_viewer_data
->store_m
);
1523 event_viewer_data
->append
= TRUE
;
1525 start
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
1526 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1527 // event_viewer_data->vadjust_c->value = 0;
1533 void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
){
1534 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1535 Tab
* tab
= event_viewer_data
->tab
;
1536 lttvwindow_report_focus(tab
, event_viewer_data
->hbox_v
);
1539 void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
)
1543 int pid
, tmpPid
, i
,j
,len
;
1544 GList
* list
, *tmpList
;
1545 GArray
* pid_array
, * tmp_pid_array
;
1547 pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1548 tmp_pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1550 //if the queue is full, remove some data, keep the size of the queue constant
1551 while(event_viewer_data
->event_fields_queue
->length
+ size
> RESERVE_BIG_SIZE
){
1552 remove_item_from_queue(event_viewer_data
->event_fields_queue
,
1553 event_viewer_data
->append
);
1556 //update pid if it is not known
1557 if(event_viewer_data
->event_fields_queue
->length
> 0){
1558 list
= event_viewer_data
->event_fields_queue
->head
;
1559 tmpList
= event_viewer_data
->event_fields_queue_tmp
->head
;
1560 if(event_viewer_data
->append
){
1561 for(i
= event_viewer_data
->event_fields_queue
->length
-1;i
>=0;i
--){
1562 data
= (EventFields
*)g_list_nth_data(list
,i
);
1563 len
= data
->pid
==0 ? -2 : data
->pid
;
1564 if(data
->cpu_id
+1 > pid_array
->len
){
1565 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1566 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1567 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1568 }else if(data
->cpu_id
+1 < pid_array
->len
){
1569 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1571 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1572 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1577 for(i
=0;i
<event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1578 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1579 len
= data
->pid
==0 ? -2 : data
->pid
;
1580 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1581 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1582 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1583 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1584 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1585 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1587 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1588 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1593 for(i
=0;i
<event_viewer_data
->event_fields_queue
->length
;i
++){
1594 data
= (EventFields
*)g_list_nth_data(list
,i
);
1595 len
= data
->pid
==0 ? -2 : data
->pid
;
1596 if(data
->cpu_id
+1 > pid_array
->len
){
1597 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1598 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1599 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1600 }else if(data
->cpu_id
+1 < pid_array
->len
){
1601 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1603 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1604 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1609 for(i
=event_viewer_data
->event_fields_queue_tmp
->length
-1;i
>=0;i
--){
1610 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1611 len
= data
->pid
==0 ? -2 : data
->pid
;
1612 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1613 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1614 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1615 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1616 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1617 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1619 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1620 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1626 len
= pid_array
->len
> tmp_pid_array
->len
? tmp_pid_array
->len
: pid_array
->len
;
1628 pid
= g_array_index(pid_array
,int, j
);
1629 tmpPid
= g_array_index(tmp_pid_array
,int,j
);
1630 if(pid
== -2)pid
= 0;
1631 if(tmpPid
== -2) tmpPid
= 0;
1633 if(pid
== -1 && tmpPid
!= -1){
1634 for(i
=0;i
<event_viewer_data
->event_fields_queue
->length
;i
++){
1635 data
= (EventFields
*)g_list_nth_data(list
,i
);
1636 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= tmpPid
;
1638 }else if(pid
!= -1 && tmpPid
== -1){
1639 for(i
=0;i
<event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1640 data
= (EventFields
*)g_list_nth_data(tmpList
,i
);
1641 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= pid
;
1647 g_array_free(pid_array
,TRUE
);
1648 g_array_free(tmp_pid_array
, TRUE
);
1650 //add data from tmp queue into the queue
1651 event_viewer_data
->number_of_events
= event_viewer_data
->event_fields_queue
->length
1652 + event_viewer_data
->event_fields_queue_tmp
->length
;
1653 if(event_viewer_data
->append
){
1654 if(event_viewer_data
->event_fields_queue
->length
> 0)
1655 event_viewer_data
->current_event_index
= event_viewer_data
->event_fields_queue
->length
- 1;
1656 else event_viewer_data
->current_event_index
= 0;
1657 while((data
= g_queue_pop_head(event_viewer_data
->event_fields_queue_tmp
)) != NULL
){
1658 g_queue_push_tail(event_viewer_data
->event_fields_queue
, data
);
1661 event_viewer_data
->current_event_index
+= event_viewer_data
->event_fields_queue_tmp
->length
;
1662 while((data
= g_queue_pop_tail(event_viewer_data
->event_fields_queue_tmp
)) != NULL
){
1663 g_queue_push_head(event_viewer_data
->event_fields_queue
, data
);
1669 void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
1670 LttTime end
,unsigned max_num_events
, unsigned * real_num_events
)
1672 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1673 Tab
*tab
= event_viewer_data
->tab
;
1675 //add_context_hooks(event_viewer_data,tsc);
1676 //seek state because we use the main window's traceset context.
1677 lttv_state_traceset_seek_time_closest(LTTV_TRACESET_STATE(tsc
), start
);
1678 lttv_process_traceset_middle(tsc
, start
, G_MAXUINT
, NULL
);
1679 lttv_process_traceset_begin(tsc
,
1683 event_viewer_data
->event_hooks
,
1686 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, max_num_events
, NULL
);
1688 //remove_context_hooks(event_viewer_data,tsc);
1689 lttv_process_traceset_end(tsc
,
1693 event_viewer_data
->event_hooks
,
1697 size
= event_viewer_data
->event_fields_queue_tmp
->length
;
1698 *real_num_events
= size
;
1700 update_raw_data_array(event_viewer_data
,size
);
1703 EventsRequest
*events_request
= g_new(EventsRequest
, 1);
1705 LttvHooks
*event
= lttv_hooks_new();
1706 LttvHooks
*after_request
= lttv_hooks_new();
1708 lttv_hooks_add(after_request
,
1712 lttv_hooks_add(event
,
1717 // Fill the events request
1718 events_request
->owner
= event_viewer_data
;
1719 events_request
->viewer_data
= event_viewer_data
;
1720 events_request
->servicing
= FALSE
;
1721 events_request
->start_time
= start
;
1722 events_request
->start_position
= NULL
;
1723 events_request
->stop_flag
= FALSE
;
1724 events_request
->end_time
= ltt_time_infinite
;
1725 events_request
->num_events
= max_num_events
;
1726 events_request
->end_position
= NULL
;
1727 events_request
->before_chunk_traceset
= NULL
;
1728 events_request
->before_chunk_trace
= NULL
;
1729 events_request
->before_chunk_tracefile
= NULL
;
1730 events_request
->event
= event
;
1731 events_request
->event_by_id
= NULL
;
1732 events_request
->after_chunk_tracefile
= NULL
;
1733 events_request
->after_chunk_trace
= NULL
;
1734 events_request
->after_chunk_traceset
= NULL
;
1735 events_request
->before_request
= NULL
;
1736 events_request
->after_request
= after_request
;
1738 g_debug("req : start : %u, %u", start
.tv_sec
,
1741 lttvwindow_events_request_remove_all(tab
,
1743 lttvwindow_events_request(tab
, events_request
);
1747 static int after_get_events(void *hook_data
, void *call_data
)
1749 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1752 size
= event_viewer_data
->event_fields_queue_tmp
->length
;
1753 *real_num_events
= size
;
1755 update_raw_data_array(event_viewer_data
,size
);
1759 static void get_event_detail(LttEvent
*e
, LttField
*f
, GString
* s
)
1766 type
= ltt_field_type(f
);
1767 switch(ltt_type_class(type
)) {
1769 g_string_append_printf(s
, " %ld", ltt_event_get_long_int(e
,f
));
1773 g_string_append_printf(s
, " %lu", ltt_event_get_long_unsigned(e
,f
));
1777 g_string_append_printf(s
, " %g", ltt_event_get_double(e
,f
));
1781 g_string_append_printf(s
, " \"%s\"", ltt_event_get_string(e
,f
));
1785 g_string_append_printf(s
, " %s", ltt_enum_string_get(type
,
1786 ltt_event_get_unsigned(e
,f
)-1));
1791 g_string_append_printf(s
, " {");
1792 nb
= ltt_event_field_element_number(e
,f
);
1793 element
= ltt_field_element(f
);
1794 for(i
= 0 ; i
< nb
; i
++) {
1795 ltt_event_field_element_select(e
,f
,i
);
1796 get_event_detail(e
, element
, s
);
1798 g_string_append_printf(s
, " }");
1802 g_string_append_printf(s
, " {");
1803 nb
= ltt_type_member_number(type
);
1804 for(i
= 0 ; i
< nb
; i
++) {
1805 element
= ltt_field_member(f
,i
);
1806 ltt_type_member_type(type
, i
, &name
);
1807 g_string_append_printf(s
, " %s = ", name
);
1808 get_event_detail(e
, element
, s
);
1810 g_string_append_printf(s
, " }");
1816 static void get_pid(unsigned * in
, unsigned * out
, char * s
)
1819 str
= strstr(s
, "out =");
1822 sscanf(str
,"%d", out
);
1824 g_warning("Can not find out pid\n");
1827 str
= strstr(s
,"in =");
1830 sscanf(str
,"%d", in
);
1832 g_warning("Can not find in pid\n");
1836 gboolean
parse_event(void *hook_data
, void *call_data
)
1838 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1839 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1840 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1842 EventFields
* tmp_event_fields
,*prev_event_fields
= NULL
, *data
=NULL
;
1846 unsigned in
=0, out
=0;
1848 GString
* detail_event
= g_string_new("");
1852 field
= ltt_event_field(e
);
1853 time
= ltt_event_time(e
);
1855 tmp_event_fields
= g_new(EventFields
,1);
1856 tmp_event_fields
->cpu_id
= ltt_event_cpu_id(e
);
1857 tmp_event_fields
->event_name
= g_strdup(ltt_eventtype_name(ltt_event_eventtype(e
)));
1858 tmp_event_fields
->time
= time
;
1859 tmp_event_fields
->ep
= ltt_event_position_new();
1861 if(event_viewer_data
->event_fields_queue_tmp
->length
){
1862 list
= event_viewer_data
->event_fields_queue_tmp
->head
;
1863 for(i
=event_viewer_data
->event_fields_queue_tmp
->length
-1;i
>=0;i
--){
1864 data
= (EventFields
*)g_list_nth_data(list
,i
);
1865 if(data
->cpu_id
== tmp_event_fields
->cpu_id
){
1866 prev_event_fields
= data
;
1872 if(prev_event_fields
) tmp_event_fields
->pid
= prev_event_fields
->pid
;
1873 else tmp_event_fields
->pid
= -1;
1875 tmp_event_fields
->entry_length
= field
== NULL
? 0 : ltt_field_size(field
);
1876 if(field
) get_event_detail(e
, field
, detail_event
);
1877 tmp_event_fields
->event_description
= g_strdup(detail_event
->str
);
1879 if(strcmp(tmp_event_fields
->event_name
, "schedchange") == 0){
1880 get_pid(&in
, &out
, detail_event
->str
);
1884 if(in
!= 0 || out
!= 0){
1885 tmp_event_fields
->pid
= in
;
1886 if(prev_event_fields
&& prev_event_fields
->pid
== -1){
1887 list
= event_viewer_data
->event_fields_queue_tmp
->head
;
1888 for(i
=0;i
<event_viewer_data
->event_fields_queue_tmp
->length
;i
++){
1889 data
= (EventFields
*)g_list_nth_data(list
,i
);
1890 if(data
->cpu_id
== tmp_event_fields
->cpu_id
){
1897 ltt_event_position(e
, tmp_event_fields
->ep
);
1899 if(event_viewer_data
->event_fields_queue_tmp
->length
>= RESERVE_SMALL_SIZE
){
1900 if(event_viewer_data
->append
){
1901 list
= g_list_last(event_viewer_data
->event_fields_queue_tmp
->head
);
1902 data
= (EventFields
*)(list
->data
);
1903 if(data
->time
.tv_sec
== time
.tv_sec
&&
1904 data
->time
.tv_nsec
== time
.tv_nsec
){
1905 g_queue_push_tail(event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1907 g_free(tmp_event_fields
);
1910 remove_item_from_queue(event_viewer_data
->event_fields_queue_tmp
,TRUE
);
1911 g_queue_push_tail(event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1914 g_queue_push_tail (event_viewer_data
->event_fields_queue_tmp
,tmp_event_fields
);
1917 g_string_free(detail_event
, TRUE
);
1922 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
)
1924 EventFields
*data1
, *data2
= NULL
;
1928 data1
= (EventFields
*)g_queue_pop_head(q
);
1929 list
= g_list_first(q
->head
);
1931 data2
= (EventFields
*)(list
->data
);
1933 data1
= (EventFields
*)g_queue_pop_tail(q
);
1934 list
= g_list_last(q
->head
);
1936 data2
= (EventFields
*)(list
->data
);
1940 if(data1
->time
.tv_sec
== data2
->time
.tv_sec
&&
1941 data1
->time
.tv_nsec
== data2
->time
.tv_nsec
){
1942 remove_item_from_queue(q
, fromHead
);
1951 void remove_all_items_from_queue(GQueue
*q
)
1954 while((data
= (EventFields
*)g_queue_pop_head(q
)) != NULL
){
1961 * plugin's init function
1963 * This function initializes the Event Viewer functionnality through the
1966 static void init() {
1968 lttvwindow_register_constructor("/",
1969 "Insert Event Viewer",
1970 hGuiEventsInsert_xpm
,
1971 "Insert Event Viewer",
1975 void event_destroy_walk(gpointer data
, gpointer user_data
)
1977 gui_events_destructor((EventViewerData
*)data
);
1981 * plugin's destroy function
1983 * This function releases the memory reserved by the module and unregisters
1984 * everything that has been registered in the gtkTraceSet API.
1986 static void destroy() {
1989 EventViewerData
*event_viewer_data
;
1991 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1992 g_slist_free(g_event_viewer_data_list
);
1994 lttvwindow_unregister_constructor(h_gui_events
);
1999 LTTV_MODULE("guievents", "Detailed events view", \
2000 "Graphical module to display a detailed event list", \
2001 init
, destroy
, "lttvwindow")