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 TraceSet window.
36 * Authors : Mathieu Desnoyers and XangXiu Yang, June to December 2003
37 * Inspired from original LTT, made by Karim Yaghmour
46 #include <lttv/module.h>
47 #include <lttv/hook.h>
48 #include <lttvwindow/viewer.h>
49 #include <lttv/tracecontext.h>
50 #include <lttv/state.h>
52 #include <ltt/event.h>
54 #include <ltt/trace.h>
55 #include <ltt/facility.h>
58 #include "gtktreeprivate.h"
60 #include "hGuiEventsInsert.xpm"
63 static LttvHooks
*before_event
;
65 /** Array containing instanced objects. Used when module is unloaded */
66 static GSList
*g_event_viewer_data_list
= NULL
;
68 typedef struct _RawTraceData
{
73 unsigned entry_length
;
74 char * event_description
;
78 #define RESERVE_BIG_SIZE 1000
79 #define RESERVE_SMALL_SIZE 100
80 #define RESERVE_SMALL_SIZE_SQUARE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE
81 #define RESERVE_SMALL_SIZE_CUBE RESERVE_SMALL_SIZE*RESERVE_SMALL_SIZE_SQUARE
83 typedef enum _ScrollDirection
{
92 typedef struct _EventViewerData
{
95 //TimeWindow time_window;
96 // LttTime current_time;
97 LttvHooks
* before_event_hooks
;
99 gboolean append
; //prepend or append item
100 GQueue
* raw_trace_data_queue
; //buf to contain raw trace data
101 GQueue
* raw_trace_data_queue_tmp
; //tmp buf to contain raw data
102 unsigned current_event_index
;
103 double previous_value
; //value of the slide
104 // TimeInterval time_span;
105 unsigned start_event_index
; //the first event shown in the window
106 unsigned end_event_index
; //the last event shown in the window
107 unsigned size
; //maxi number of events loaded when instance the viewer
108 gboolean shown
; //indicate if event detail is shown or not
109 gboolean current_time_updated
;
112 //scroll window containing Tree View
113 GtkWidget
* scroll_win
;
115 /* Model containing list data */
116 GtkListStore
*store_m
;
119 /* Widget to display the data in a columned list */
121 GtkAdjustment
*vtree_adjust_c
;
123 /* Vertical scrollbar and it's adjustment */
124 GtkWidget
*vscroll_vc
;
125 GtkAdjustment
*vadjust_c
;
127 /* Selection handler */
128 GtkTreeSelection
*select_c
;
130 guint num_visible_events
;
131 guint first_event
, last_event
;
133 /* TEST DATA, TO BE READ FROM THE TRACE */
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_time_window(void * hook_data
, void * call_data
);
142 gboolean
update_current_time(void * hook_data
, void * call_data
);
143 gboolean
show_event_detail(void * hook_data
, void * call_data
);
144 gboolean
traceset_changed(void * hook_data
, void * call_data
);
145 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
);
146 void remove_all_items_from_queue(GQueue
* q
);
147 void add_context_hooks(EventViewerData
* event_viewer_data
,
148 LttvTracesetContext
* tsc
);
149 void remove_context_hooks(EventViewerData
* event_viewer_data
,
150 LttvTracesetContext
* tsc
);
152 //! Event Viewer's constructor hook
153 GtkWidget
*h_gui_events(MainWindow
*parent_window
, LttvTracesetSelector
* s
, char* key
);
154 //! Event Viewer's constructor
155 EventViewerData
*gui_events(MainWindow
*parent_window
, LttvTracesetSelector
*s
, char *key
);
156 //! Event Viewer's destructor
157 void gui_events_destructor(EventViewerData
*event_viewer_data
);
158 void gui_events_free(EventViewerData
*event_viewer_data
);
160 static int event_selected_hook(void *hook_data
, void *call_data
);
162 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
163 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
165 /* Prototype for selection handler callback */
166 static void tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
);
167 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
168 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
);
169 static void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
);
170 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
171 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
);
172 static void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
);
175 static void get_test_data(double time
, guint list_height
,
176 EventViewerData
*event_viewer_data
);
178 void add_test_data(EventViewerData
*event_viewer_data
);
180 static void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
);
182 static void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
183 LttTime end
, unsigned max_num_events
, unsigned * real_num_events
);
184 static gboolean
parse_event(void *hook_data
, void *call_data
);
186 static LttvModule
*main_win_module
;
188 /* Enumeration of the columns */
202 * Event Viewer's constructor hook
204 * This constructor is given as a parameter to the menuitem and toolbar button
205 * registration. It creates the list.
206 * @param parent_window A pointer to the parent window.
207 * @return The widget created.
210 h_gui_events(MainWindow
* parent_window
, LttvTracesetSelector
* s
, char* key
)
212 EventViewerData
* event_viewer_data
= gui_events(parent_window
, s
, key
) ;
214 if(event_viewer_data
)
215 return event_viewer_data
->hbox_v
;
221 * Event Viewer's constructor
223 * This constructor is used to create EventViewerData data structure.
224 * @return The Event viewer data created.
227 gui_events(MainWindow
*parent_window
, LttvTracesetSelector
* s
,char* key
)
230 GtkTreeViewColumn
*column
;
231 GtkCellRenderer
*renderer
;
232 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
235 event_viewer_data
->mw
= parent_window
;
237 event_viewer_data
->before_event_hooks
= lttv_hooks_new();
238 lttv_hooks_add(event_viewer_data
->before_event_hooks
, parse_event
, event_viewer_data
);
240 event_viewer_data
->raw_trace_data_queue
= g_queue_new();
241 event_viewer_data
->raw_trace_data_queue_tmp
= g_queue_new();
243 lttvwindow_register_time_window_notify(event_viewer_data
->mw
,
244 update_time_window
, event_viewer_data
);
245 lttvwindow_register_current_time_notify(event_viewer_data
->mw
,
246 update_current_time
,event_viewer_data
);
247 lttvwindow_register_show_notify(event_viewer_data
->mw
,
248 show_event_detail
,event_viewer_data
);
249 lttvwindow_register_traceset_notify(event_viewer_data
->mw
,
250 traceset_changed
,event_viewer_data
);
252 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
253 gtk_widget_show (event_viewer_data
->scroll_win
);
254 gtk_scrolled_window_set_policy(
255 GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
256 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
258 /* TEST DATA, TO BE READ FROM THE TRACE */
259 event_viewer_data
->currently_selected_event
= FALSE
;
260 event_viewer_data
->selected_event
= 0;
262 /* Create a model for storing the data list */
263 event_viewer_data
->store_m
= gtk_list_store_new (
264 N_COLUMNS
, /* Total number of columns */
265 G_TYPE_INT
, /* CPUID */
266 G_TYPE_STRING
, /* Event */
267 G_TYPE_UINT64
, /* Time */
268 G_TYPE_INT
, /* PID */
269 G_TYPE_INT
, /* Entry length */
270 G_TYPE_STRING
); /* Event's description */
272 /* Create the viewer widget for the columned list */
273 event_viewer_data
->tree_v
=
274 gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
276 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
277 G_CALLBACK (tree_v_size_allocate_cb
),
279 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
280 G_CALLBACK (tree_v_size_request_cb
),
283 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
284 G_CALLBACK (tree_v_cursor_changed_cb
),
287 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
288 G_CALLBACK (tree_v_move_cursor_cb
),
291 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "grab-focus",
292 G_CALLBACK (tree_v_grab_focus
),
295 // Use on each column!
296 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v, GTK_TREE_VIEW_COLUMN_FIXED);
298 /* The view now holds a reference. We can get rid of our own
300 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
303 /* Create a column, associating the "text" attribute of the
304 * cell_renderer to the first column of the model */
305 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
306 renderer
= gtk_cell_renderer_text_new ();
307 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
309 "text", CPUID_COLUMN
,
311 gtk_tree_view_column_set_alignment (column
, 0.0);
312 gtk_tree_view_column_set_fixed_width (column
, 45);
313 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
315 renderer
= gtk_cell_renderer_text_new ();
316 column
= gtk_tree_view_column_new_with_attributes ("Event",
318 "text", EVENT_COLUMN
,
320 gtk_tree_view_column_set_alignment (column
, 0.0);
321 gtk_tree_view_column_set_fixed_width (column
, 120);
322 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
324 renderer
= gtk_cell_renderer_text_new ();
325 column
= gtk_tree_view_column_new_with_attributes ("Time",
329 gtk_tree_view_column_set_alignment (column
, 1.0);
330 gtk_tree_view_column_set_fixed_width (column
, 120);
331 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
333 renderer
= gtk_cell_renderer_text_new ();
334 column
= gtk_tree_view_column_new_with_attributes ("PID",
338 gtk_tree_view_column_set_alignment (column
, 1.0);
339 gtk_tree_view_column_set_fixed_width (column
, 45);
340 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
342 renderer
= gtk_cell_renderer_text_new ();
343 column
= gtk_tree_view_column_new_with_attributes ("Entry Length",
345 "text", ENTRY_LEN_COLUMN
,
347 gtk_tree_view_column_set_alignment (column
, 1.0);
348 gtk_tree_view_column_set_fixed_width (column
, 60);
349 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
351 renderer
= gtk_cell_renderer_text_new ();
352 column
= gtk_tree_view_column_new_with_attributes ("Event's Description",
354 "text", EVENT_DESCR_COLUMN
,
356 gtk_tree_view_column_set_alignment (column
, 0.0);
357 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
360 /* Setup the selection handler */
361 event_viewer_data
->select_c
= gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
362 gtk_tree_selection_set_mode (event_viewer_data
->select_c
, GTK_SELECTION_SINGLE
);
363 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
364 G_CALLBACK (tree_selection_changed_cb
),
367 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
), event_viewer_data
->tree_v
);
369 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
370 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
372 /* Create vertical scrollbar and pack it */
373 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
374 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
375 GTK_UPDATE_CONTINUOUS
);
376 // Changed by MD : more user friendly :)
377 //GTK_UPDATE_DISCONTINUOUS);
378 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
380 /* Get the vertical scrollbar's adjustment */
381 event_viewer_data
->vadjust_c
= gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
382 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
383 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
385 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
386 G_CALLBACK (v_scroll_cb
),
388 /* Set the upper bound to the last event number */
389 event_viewer_data
->previous_value
= 0;
390 event_viewer_data
->vadjust_c
->lower
= 0.0;
391 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
392 event_viewer_data
->vadjust_c
->value
= 0.0;
393 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
394 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
395 // event_viewer_data->vtree_adjust_c->upper;
396 event_viewer_data
->vadjust_c
->page_size
= 2.0;
397 // event_viewer_data->vtree_adjust_c->upper;
398 /* Raw event trace */
399 gtk_widget_show(event_viewer_data
->hbox_v
);
400 gtk_widget_show(event_viewer_data
->tree_v
);
401 gtk_widget_show(event_viewer_data
->vscroll_vc
);
403 /* Add the object's information to the module's array */
404 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
, event_viewer_data
);
406 event_viewer_data
->first_event
= -1 ;
407 event_viewer_data
->last_event
= 0 ;
409 event_viewer_data
->num_visible_events
= 1;
411 //get the life span of the traceset and set the upper of the scroll bar
412 const TimeInterval
*time_span
=
413 lttvwindow_get_time_span(event_viewer_data
->mw
);
415 start
= ltt_time_sub(time_span
->endTime
, time_span
->startTime
);
416 event_viewer_data
->vadjust_c
->upper
=
417 ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
419 event_viewer_data
->append
= TRUE
;
421 event_viewer_data
->start_event_index
= 0;
422 event_viewer_data
->end_event_index
= event_viewer_data
->num_visible_events
- 1;
424 /* Set the Selected Event */
425 // tree_v_set_cursor(event_viewer_data);
427 event_viewer_data
->shown
= FALSE
;
428 event_viewer_data
->current_time_updated
= FALSE
;
429 event_viewer_data
->size
= RESERVE_SMALL_SIZE
;
431 G_OBJECT(event_viewer_data
->hbox_v
),
433 &event_viewer_data
->size
);
436 G_OBJECT(event_viewer_data->hbox_v),
440 event_viewer_data
->filter_key
= g_strdup(key
);
442 G_OBJECT(event_viewer_data
->hbox_v
),
443 event_viewer_data
->filter_key
,
446 g_object_set_data_full(
447 G_OBJECT(event_viewer_data
->hbox_v
),
450 (GDestroyNotify
)gui_events_free
);
452 return event_viewer_data
;
455 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
459 if(event_viewer_data
->selected_event
&& event_viewer_data
->first_event
!= -1)
461 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
462 // event_viewer_data->currently_selected_event);
464 path
= gtk_tree_path_new_from_indices(
465 event_viewer_data
->currently_selected_event
-
466 event_viewer_data
->first_event
,
469 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
470 gtk_tree_path_free(path
);
474 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
479 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
480 indices
= gtk_tree_path_get_indices(path
);
484 event_viewer_data
->selected_event
= TRUE
;
485 event_viewer_data
->currently_selected_event
=
486 event_viewer_data
->first_event
+ indices
[0];
489 event_viewer_data
->selected_event
= FALSE
;
490 event_viewer_data
->currently_selected_event
= 0;
493 gtk_tree_path_free(path
);
499 void tree_v_move_cursor_cb (GtkWidget
*widget
,
500 GtkMovementStep arg1
,
504 GtkTreePath
*path
; // = gtk_tree_path_new();
507 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
509 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
513 /* No prior cursor, put it at beginning of page
514 * and let the execution do */
515 path
= gtk_tree_path_new_from_indices(0, -1);
516 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
520 indices
= gtk_tree_path_get_indices(path
);
522 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
524 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
529 /* move one line down */
530 if(indices
[0] == event_viewer_data
->num_visible_events
- 1)
532 if(value
+ event_viewer_data
->num_visible_events
<=
533 event_viewer_data
->number_of_events
-1)
535 event_viewer_data
->currently_selected_event
+= 1;
536 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
537 //gtk_tree_path_free(path);
538 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
539 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
540 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
544 /* Move one line up */
549 event_viewer_data
->currently_selected_event
-= 1;
550 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
551 //gtk_tree_path_free(path);
552 //path = gtk_tree_path_new_from_indices(0, -1);
553 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
554 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
560 if(arg1
== GTK_MOVEMENT_PAGES
)
565 if(event_viewer_data
->num_visible_events
== 1)
567 /* move one page down */
568 if(value
+ event_viewer_data
->num_visible_events
-1 <=
569 event_viewer_data
->number_of_events
)
571 event_viewer_data
->currently_selected_event
+=
572 event_viewer_data
->num_visible_events
-1;
573 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
574 // value+(event_viewer_data->num_visible_events-1));
575 //gtk_tree_path_free(path);
576 //path = gtk_tree_path_new_from_indices(0, -1);
577 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
578 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
581 /* Move one page up */
582 if(event_viewer_data
->num_visible_events
== 1)
585 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
587 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
589 event_viewer_data
->currently_selected_event
-=
590 event_viewer_data
->num_visible_events
-1;
592 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
593 // value-(event_viewer_data->num_visible_events-1));
594 //gtk_tree_path_free(path);
595 //path = gtk_tree_path_new_from_indices(0, -1);
596 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
597 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
600 /* Go to first Event */
601 event_viewer_data
->currently_selected_event
== 0 ;
602 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
604 //gtk_tree_path_free(path);
605 //path = gtk_tree_path_new_from_indices(0, -1);
606 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
607 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
614 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
616 /* Move to the ends of the buffer */
619 /* move end of buffer */
620 event_viewer_data
->currently_selected_event
=
621 event_viewer_data
->number_of_events
-1 ;
622 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
623 // event_viewer_data->number_of_events -
624 // event_viewer_data->num_visible_events);
625 //gtk_tree_path_free(path);
626 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
627 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
628 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
630 /* Move beginning of buffer */
631 event_viewer_data
->currently_selected_event
= 0 ;
632 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
633 //gtk_tree_path_free(path);
634 //path = gtk_tree_path_new_from_indices(0, -1);
635 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
636 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
640 gtk_tree_path_free(path
);
643 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
645 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
646 const LttTime
* current_time
=
647 lttvwindow_get_current_time(event_viewer_data
->mw
);
651 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
654 /* On cursor change, modify the currently selected event by calling
655 * the right API function */
656 tree_v_get_cursor(event_viewer_data
);
658 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
659 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
660 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
661 ltt_time
.tv_sec
= time
/ NANOSECONDS_PER_SECOND
;
662 ltt_time
.tv_nsec
= time
% NANOSECONDS_PER_SECOND
;
664 if(ltt_time
.tv_sec
!= current_time
->tv_sec
||
665 ltt_time
.tv_nsec
!= current_time
->tv_nsec
){
666 event_viewer_data
->current_time_updated
= TRUE
;
667 lttvwindow_report_current_time(event_viewer_data
->mw
,<t_time
);
670 g_warning("Can not get iter\n");
676 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
678 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
679 GtkTreePath
*tree_path
;
681 get_test_data(adjustment
->value
, event_viewer_data
->num_visible_events
,
685 if(event_viewer_data
->currently_selected_event
686 >= event_viewer_data
->first_event
688 event_viewer_data
->currently_selected_event
689 <= event_viewer_data
->last_event
691 event_viewer_data
->selected_event
)
694 tree_path
= gtk_tree_path_new_from_indices(
695 event_viewer_data
->currently_selected_event
-
696 event_viewer_data
->first_event
,
699 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
701 gtk_tree_path_free(tree_path
);
707 gint
get_cell_height(GtkTreeView
*TreeView
)
710 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
711 GList
*Render_List
= gtk_tree_view_column_get_cell_renderers(column
);
712 GtkCellRenderer
*renderer
= g_list_first(Render_List
)->data
;
714 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
719 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
721 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
722 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
723 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
724 gdouble exact_num_visible
;
726 exact_num_visible
= ( alloc
->height
-
727 TREE_VIEW_HEADER_HEIGHT (GTK_TREE_VIEW(event_viewer_data
->tree_v
)) )
728 / (double)cell_height
;
730 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
733 event_viewer_data->vadjust_c->page_increment =
734 floor(exact_num_visible);
735 event_viewer_data->vadjust_c->page_size =
736 floor(exact_num_visible);
739 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
741 get_test_data(event_viewer_data
->vadjust_c
->value
,
742 event_viewer_data
->num_visible_events
,
749 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
752 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
753 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
755 h
= cell_height
+ TREE_VIEW_HEADER_HEIGHT
756 (GTK_TREE_VIEW(event_viewer_data
->tree_v
));
757 requisition
->height
= h
;
761 gboolean
show_event_detail(void * hook_data
, void * call_data
)
763 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
764 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->mw
);
766 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
== 0 &&
767 event_viewer_data
->raw_trace_data_queue
->length
== 0){
768 event_viewer_data
->shown
= FALSE
;
772 if(event_viewer_data
->shown
== FALSE
){
773 event_viewer_data
->shown
= TRUE
;
774 update_raw_data_array(event_viewer_data
,
775 event_viewer_data
->raw_trace_data_queue_tmp
->length
);
777 get_test_data(event_viewer_data
->vadjust_c
->value
,
778 event_viewer_data
->num_visible_events
,
781 remove_context_hooks(event_viewer_data
,tsc
);
787 void insert_data_into_model(EventViewerData
*event_viewer_data
, int start
, int end
)
791 RawTraceData
* raw_data
;
795 first
= event_viewer_data
->raw_trace_data_queue
->head
;
796 for(i
=start
; i
<end
; i
++){
797 if(i
>=event_viewer_data
->number_of_events
) break;
798 raw_data
= (RawTraceData
*)g_list_nth_data(first
, i
);
800 // Add a new row to the model
801 real_data
= raw_data
->time
.tv_sec
;
802 real_data
*= NANOSECONDS_PER_SECOND
;
803 real_data
+= raw_data
->time
.tv_nsec
;
804 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
805 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
806 CPUID_COLUMN
, raw_data
->cpu_id
,
807 EVENT_COLUMN
, raw_data
->event_name
,
808 TIME_COLUMN
, real_data
,
809 PID_COLUMN
, raw_data
->pid
,
810 ENTRY_LEN_COLUMN
, raw_data
->entry_length
,
811 EVENT_DESCR_COLUMN
, raw_data
->event_description
,
816 void get_test_data(double time_value
, guint list_height
,
817 EventViewerData
*event_viewer_data
)
821 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
822 GtkTreePath
*tree_path
;
823 RawTraceData
* raw_data
;
824 ScrollDirection direction
= SCROLL_NONE
;
827 double value
= event_viewer_data
->previous_value
- time_value
;
828 LttTime start
, end
, time
;
830 unsigned backward_num
, minNum
, maxNum
;
832 unsigned block_num
, event_num
;
833 unsigned size
= 1, count
= 0;
834 gboolean need_backward_again
, backward
;
837 GtkWidget
* widget
= gtk_widget_get_parent(event_viewer_data
->hbox_v
);
838 const TimeInterval
*time_span
=
839 lttvwindow_get_time_span(event_viewer_data
->mw
);
842 new = gdk_cursor_new(GDK_X_CURSOR
);
843 win
= gtk_widget_get_parent_window(widget
);
844 gdk_window_set_cursor(win
, new);
845 gdk_cursor_unref(new);
846 gdk_window_stick(win
);
847 gdk_window_unstick(win
);
851 // if(event_number > event_viewer_data->last_event ||
852 // event_number + list_height-1 < event_viewer_data->first_event ||
853 // event_viewer_data->first_event == -1)
855 /* no event can be reused, clear and start from nothing */
856 if(value
== -1.0) direction
= SCROLL_STEP_DOWN
;
857 else if(value
== 1.0 ) direction
= SCROLL_STEP_UP
;
858 else if(value
== -2.0) direction
= SCROLL_PAGE_DOWN
;
859 else if(value
== 2.0 ) direction
= SCROLL_PAGE_UP
;
860 else if(value
== 0.0 ) direction
= SCROLL_NONE
;
861 else direction
= SCROLL_JUMP
;
866 if(direction
== SCROLL_PAGE_UP
){
867 backward
= list_height
>event_viewer_data
->start_event_index
? TRUE
: FALSE
;
869 backward
= event_viewer_data
->start_event_index
== 0 ? TRUE
: FALSE
;
872 event_viewer_data
->append
= FALSE
;
874 if(direction
== SCROLL_PAGE_UP
){
875 minNum
= list_height
- event_viewer_data
->start_event_index
;
880 first
= event_viewer_data
->raw_trace_data_queue
->head
;
882 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
883 end
= raw_data
->time
;
887 end
.tv_sec
--; // even if tv_sec == 0, wrapping should give a real big
888 // value, so will read all the trace.
889 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
891 if(event_num
> minNum
){
892 backward_num
= event_num
> RESERVE_SMALL_SIZE
893 ? event_num
- RESERVE_SMALL_SIZE
: 1;
894 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
895 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
896 ev
= ltt_tracefile_read(tf
);
897 start
= ltt_event_time(ev
);
898 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
901 ltt_event_position_set(raw_data
->ep
, block_num
-1, 1);
902 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
903 ev
= ltt_tracefile_read(tf
);
904 start
= ltt_event_time(ev
);
909 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
912 if(block_num
> count
){
913 ltt_event_position_set(raw_data
->ep
, block_num
-count
, 1);
914 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
915 ev
= ltt_tracefile_read(tf
);
916 start
= ltt_event_time(ev
);
921 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
924 event_viewer_data
->current_event_index
= event_viewer_data
->start_event_index
;
925 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
926 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
928 if(size
< minNum
&& (start
.tv_sec
!=0 || start
.tv_nsec
!=0))
929 need_backward_again
= TRUE
;
930 else need_backward_again
= FALSE
;
936 }while(need_backward_again
);
938 if(direction
== SCROLL_STEP_UP
)
939 event_number
= event_viewer_data
->start_event_index
- 1;
941 event_number
= event_viewer_data
->start_event_index
- list_height
;
943 case SCROLL_STEP_DOWN
:
944 if(event_viewer_data
->end_event_index
== event_viewer_data
->number_of_events
- 1){
945 event_viewer_data
->append
= TRUE
;
946 first
= event_viewer_data
->raw_trace_data_queue
->head
;
948 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
949 start
= raw_data
->time
;
951 end
.tv_sec
= G_MAXULONG
;
952 end
.tv_nsec
= G_MAXULONG
;
953 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
, &size
);
955 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
957 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
959 if(size
==0) event_number
= event_viewer_data
->start_event_index
;
960 else event_number
= event_viewer_data
->number_of_events
- size
- list_height
+ 1;
961 }else event_number
= event_viewer_data
->start_event_index
+ 1;
963 case SCROLL_PAGE_DOWN
:
964 i
= event_viewer_data
->number_of_events
- 1 - list_height
;
965 if((gint
)(event_viewer_data
->end_event_index
) >= i
){
966 int remain_events
= event_viewer_data
->number_of_events
- 1
967 - event_viewer_data
->end_event_index
;
968 event_viewer_data
->append
= TRUE
;
969 first
= event_viewer_data
->raw_trace_data_queue
->head
;
971 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
972 start
= raw_data
->time
;
974 end
.tv_sec
= G_MAXULONG
;
975 end
.tv_nsec
= G_MAXULONG
;
976 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
978 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
980 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
982 remain_events
+= size
;
983 if(list_height
<= remain_events
)
984 event_number
= event_viewer_data
->number_of_events
- remain_events
- 1;
986 event_number
= event_viewer_data
->number_of_events
- 1 - list_height
;
987 }else event_number
= event_viewer_data
->start_event_index
+ list_height
- 1;
990 event_viewer_data
->append
= TRUE
;
991 remove_all_items_from_queue(event_viewer_data
->raw_trace_data_queue
);
992 end
.tv_sec
= G_MAXULONG
;
993 end
.tv_nsec
= G_MAXULONG
;
994 time
= ltt_time_from_double(time_value
/ NANOSECONDS_PER_SECOND
);
995 start
= ltt_time_add(time_span
->startTime
, time
);
996 event_viewer_data
->previous_value
= time_value
;
997 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
998 if(size
< list_height
&& size
> 0){
999 event_viewer_data
->append
= FALSE
;
1000 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1002 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
1003 end
= raw_data
->time
;
1005 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
1007 if(event_num
> list_height
- size
){
1008 backward_num
= event_num
> RESERVE_SMALL_SIZE
1009 ? event_num
- RESERVE_SMALL_SIZE
: 1;
1010 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
1011 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
1012 ev
= ltt_tracefile_read(tf
);
1013 start
= ltt_event_time(ev
);
1014 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
1015 event_viewer_data
->current_event_index
= 0;
1016 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
1017 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
1019 event_number
= event_viewer_data
->raw_trace_data_queue
->length
- list_height
;
1020 }else if(size
== 0){
1021 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
1023 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1030 event_number
= event_viewer_data
->current_event_index
;
1036 if(event_number
< 0) event_number
= 0;
1038 //update the value of the scroll bar
1039 if(direction
!= SCROLL_NONE
&& direction
!= SCROLL_JUMP
){
1040 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1042 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_number
);
1043 if(!raw_data
) raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
1044 time
= ltt_time_sub(raw_data
->time
, time_span
->startTime
);
1045 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(time
) * NANOSECONDS_PER_SECOND
;
1046 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1047 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1052 event_viewer_data
->start_event_index
= event_number
;
1053 event_viewer_data
->end_event_index
= event_number
+ list_height
- 1;
1054 if(event_viewer_data
->end_event_index
> event_viewer_data
->number_of_events
- 1){
1055 event_viewer_data
->end_event_index
= event_viewer_data
->number_of_events
- 1;
1058 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1059 gtk_list_store_clear(event_viewer_data
->store_m
);
1061 // event_viewer_data->previous_value = 0;
1062 // event_viewer_data->vadjust_c->value = 0.0;
1063 // gtk_widget_hide(event_viewer_data->vscroll_vc);
1065 }else gtk_widget_show(event_viewer_data
->vscroll_vc
);
1067 insert_data_into_model(event_viewer_data
,event_number
, event_number
+list_height
);
1069 #ifdef DEBUG //do not use this, it's slower and broken
1071 /* Some events will be reused */
1072 if(event_number
< event_viewer_data
->first_event
)
1074 /* scrolling up, prepend events */
1075 tree_path
= gtk_tree_path_new_from_indices
1076 (event_number
+list_height
-1 -
1077 event_viewer_data
->first_event
+ 1,
1079 for(i
=0; i
<event_viewer_data
->last_event
-(event_number
+list_height
-1);
1082 /* Remove the last events from the list */
1083 if(gtk_tree_model_get_iter(model
, &iter
, tree_path
))
1084 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1087 for(i
=event_viewer_data
->first_event
-1; i
>=event_number
; i
--)
1089 if(i
>=event_viewer_data
->number_of_events
) break;
1090 /* Prepend new events */
1091 gtk_list_store_prepend (event_viewer_data
->store_m
, &iter
);
1092 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1094 EVENT_COLUMN
, "event irq",
1097 ENTRY_LEN_COLUMN
, 17,
1098 EVENT_DESCR_COLUMN
, "Detailed information",
1102 /* Scrolling down, append events */
1103 for(i
=event_viewer_data
->first_event
; i
<event_number
; i
++)
1105 /* Remove these events from the list */
1106 gtk_tree_model_get_iter_first(model
, &iter
);
1107 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1109 for(i
=event_viewer_data
->last_event
+1; i
<event_number
+list_height
; i
++)
1111 if(i
>=event_viewer_data
->number_of_events
) break;
1112 /* Append new events */
1113 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1114 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1116 EVENT_COLUMN
, "event irq",
1119 ENTRY_LEN_COLUMN
, 17,
1120 EVENT_DESCR_COLUMN
, "Detailed information",
1127 event_viewer_data
->first_event
= event_viewer_data
->start_event_index
;
1128 event_viewer_data
->last_event
= event_viewer_data
->end_event_index
;
1132 gdk_window_set_cursor(win
, NULL
);
1137 void add_test_data(EventViewerData
*event_viewer_data
)
1144 /* Add a new row to the model */
1145 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1146 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1148 EVENT_COLUMN
, "event irq",
1151 ENTRY_LEN_COLUMN
, 17,
1152 EVENT_DESCR_COLUMN
, "Detailed information",
1159 gui_events_free(EventViewerData
*event_viewer_data
)
1161 if(event_viewer_data
){
1162 lttv_hooks_remove(event_viewer_data
->before_event_hooks
,parse_event
);
1163 lttv_hooks_destroy(event_viewer_data
->before_event_hooks
);
1165 remove_all_items_from_queue (event_viewer_data
->raw_trace_data_queue
);
1166 g_queue_free(event_viewer_data
->raw_trace_data_queue
);
1167 g_queue_free(event_viewer_data
->raw_trace_data_queue_tmp
);
1169 lttvwindow_unregister_time_window_notify(event_viewer_data
->mw
,
1170 update_time_window
, event_viewer_data
);
1171 lttvwindow_unregister_current_time_notify(event_viewer_data
->mw
,
1172 update_current_time
, event_viewer_data
);
1173 lttvwindow_unregister_show_notify(event_viewer_data
->mw
,
1174 show_event_detail
, event_viewer_data
);
1175 lttvwindow_unregister_traceset_notify(event_viewer_data
->mw
,
1176 traceset_changed
, event_viewer_data
);
1178 g_free(event_viewer_data
->filter_key
);
1179 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
, event_viewer_data
);
1180 g_free(event_viewer_data
);
1185 gui_events_destructor(EventViewerData
*event_viewer_data
)
1189 /* May already been done by GTK window closing */
1190 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1191 gui_events_free(event_viewer_data
);
1192 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1193 event_viewer_data
= NULL
;
1196 /* Destroy the Tree View */
1197 //gtk_widget_destroy(event_viewer_data->tree_v);
1199 /* Clear raw event list */
1200 //gtk_list_store_clear(event_viewer_data->store_m);
1201 //gtk_widget_destroy(GTK_WIDGET(event_viewer_data->store_m));
1203 //gui_events_free(event_viewer_data);
1206 //FIXME : call hGuiEvents_Destructor for corresponding data upon widget destroy
1209 tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
)
1211 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1213 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1216 if (gtk_tree_selection_get_selected (selection
, &model
, &iter
))
1218 gtk_tree_model_get (model
, &iter
, EVENT_COLUMN
, &event
, -1);
1225 int event_selected_hook(void *hook_data
, void *call_data
)
1227 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1228 guint
*event_number
= (guint
*) call_data
;
1230 event_viewer_data
->currently_selected_event
= *event_number
;
1231 event_viewer_data
->selected_event
= TRUE
;
1233 tree_v_set_cursor(event_viewer_data
);
1237 /* If every module uses the filter, maybe these two
1238 * (add/remove_context_hooks functions) should be put in common place
1240 void add_context_hooks(EventViewerData
* event_viewer_data
,
1241 LttvTracesetContext
* tsc
)
1243 gint i
, j
, k
, m
,n
, nbi
, id
;
1244 gint nb_tracefile
, nb_facility
, nb_event
;
1246 LttvTraceContext
*tc
;
1247 LttvTracefileContext
*tfc
;
1248 LttvTracesetSelector
* ts_s
;
1249 LttvTraceSelector
* t_s
;
1250 LttvTracefileSelector
* tf_s
;
1254 LttvEventtypeSelector
* eventtype
;
1256 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1257 event_viewer_data
->filter_key
);
1259 //if there are hooks for traceset, add them here
1261 nbi
= lttv_traceset_number(tsc
->ts
);
1262 for(i
= 0 ; i
< nbi
; i
++) {
1263 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1264 selected
= lttv_trace_selector_get_selected(t_s
);
1265 if(!selected
) continue;
1266 tc
= tsc
->traces
[i
];
1268 //if there are hooks for trace, add them here
1270 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1271 ltt_trace_per_cpu_tracefile_number(trace
);
1273 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1274 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1275 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1276 if(!selected
) continue;
1277 tfc
= tc
->tracefiles
[j
];
1279 //if there are hooks for tracefile, add them here
1280 // lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
1281 // event_viewer_data->before_event_hooks,NULL);
1283 nb_facility
= ltt_trace_facility_number(trace
);
1285 for(k
=0;k
<nb_facility
;k
++){
1286 fac
= ltt_trace_facility_get(trace
,k
);
1287 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1288 for(m
=0;m
<nb_event
;m
++){
1289 et
= ltt_facility_eventtype_get(fac
,m
);
1290 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1291 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1293 id
= (gint
) ltt_eventtype_id(et
);
1294 lttv_tracefile_context_add_hooks_by_id(tfc
,id
,
1295 event_viewer_data
->before_event_hooks
,
1305 //add hooks for process_traceset
1306 // lttv_traceset_context_add_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1307 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1311 void remove_context_hooks(EventViewerData
* event_viewer_data
,
1312 LttvTracesetContext
* tsc
)
1314 gint i
, j
, k
, m
, nbi
, n
, id
;
1315 gint nb_tracefile
, nb_facility
, nb_event
;
1317 LttvTraceContext
*tc
;
1318 LttvTracefileContext
*tfc
;
1319 LttvTracesetSelector
* ts_s
;
1320 LttvTraceSelector
* t_s
;
1321 LttvTracefileSelector
* tf_s
;
1325 LttvEventtypeSelector
* eventtype
;
1327 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1328 event_viewer_data
->filter_key
);
1330 //if there are hooks for traceset, remove them here
1332 nbi
= lttv_traceset_number(tsc
->ts
);
1333 for(i
= 0 ; i
< nbi
; i
++) {
1334 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1335 selected
= lttv_trace_selector_get_selected(t_s
);
1336 if(!selected
) continue;
1337 tc
= tsc
->traces
[i
];
1339 //if there are hooks for trace, remove them here
1341 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1342 ltt_trace_per_cpu_tracefile_number(trace
);
1344 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1345 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1346 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1347 if(!selected
) continue;
1348 tfc
= tc
->tracefiles
[j
];
1350 //if there are hooks for tracefile, remove them here
1351 // lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
1352 // event_viewer_data->before_event_hooks,NULL);
1354 nb_facility
= ltt_trace_facility_number(trace
);
1356 for(k
=0;k
<nb_facility
;k
++){
1357 fac
= ltt_trace_facility_get(trace
,k
);
1358 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1359 for(m
=0;m
<nb_event
;m
++){
1360 et
= ltt_facility_eventtype_get(fac
,m
);
1361 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1362 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1364 id
= (gint
) ltt_eventtype_id(et
);
1365 lttv_tracefile_context_remove_hooks_by_id(tfc
,id
);
1372 //remove hooks from context
1373 // lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1374 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1378 gboolean
update_time_window(void * hook_data
, void * call_data
)
1380 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1381 const TimeWindowNotifyData
*time_window_notify_data
;
1382 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->mw
);
1384 if(event_viewer_data
->shown
== FALSE
){
1385 //event_viewer_data->time_window = *(TimeWindow*)call_data;
1387 add_context_hooks(event_viewer_data
, tsc
);
1393 gboolean
update_current_time(void * hook_data
, void * call_data
)
1395 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1396 const LttTime
* current_time
= (LttTime
*)call_data
;
1397 guint64 nsec
= current_time
->tv_sec
* NANOSECONDS_PER_SECOND
1398 + current_time
->tv_nsec
;
1402 GtkTreeModel
* model
= (GtkTreeModel
*)event_viewer_data
->store_m
;
1404 RawTraceData
* data
, *data1
;
1409 const TimeInterval
*time_span
=
1410 lttvwindow_get_time_span(event_viewer_data
->mw
);
1412 if(!event_viewer_data
->raw_trace_data_queue
->head
) return FALSE
;
1414 if(event_viewer_data
->current_time_updated
){
1415 event_viewer_data
->current_time_updated
= FALSE
;
1419 //check if the event is shown in the current viewer
1420 if(gtk_tree_model_get_iter_first(model
, &iter
)){
1422 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1424 if(!gtk_tree_model_iter_next(model
, &iter
)){
1433 // event_selected_hook(event_viewer_data, &count);
1436 //the event is not shown in the current viewer
1439 //check if the event is in the buffer
1440 list
= event_viewer_data
->raw_trace_data_queue
->head
;
1441 data
= (RawTraceData
*)g_list_nth_data(list
,0);
1442 data1
= (RawTraceData
*)g_list_nth_data(list
,event_viewer_data
->raw_trace_data_queue
->length
-1);
1444 //the event is in the buffer
1445 if(ltt_time_compare(data
->time
, *current_time
)<=0 &&
1446 ltt_time_compare(data1
->time
, *current_time
)>=0){
1447 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1448 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1449 if(ltt_time_compare(data
->time
, *current_time
) < 0){
1455 if(event_viewer_data
->raw_trace_data_queue
->length
-count
< event_viewer_data
->num_visible_events
){
1456 j
= event_viewer_data
->raw_trace_data_queue
->length
- event_viewer_data
->num_visible_events
;
1458 data
= (RawTraceData
*)g_list_nth_data(list
,j
);
1463 t
= ltt_time_sub(data
->time
, time_span
->startTime
);
1464 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(t
) * NANOSECONDS_PER_SECOND
;
1465 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1466 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1467 insert_data_into_model(event_viewer_data
,j
, j
+event_viewer_data
->num_visible_events
);
1468 }else{//the event is not in the buffer
1469 LttTime start
= ltt_time_sub(*current_time
, time_span
->startTime
);
1470 double position
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1471 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, position
);
1475 sprintf(str_path
,"%d\0",count
);
1476 path
= gtk_tree_path_new_from_string (str_path
);
1477 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
1478 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->tree_v
), "cursor-changed");
1479 gtk_tree_path_free(path
);
1484 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1486 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1487 const TimeInterval
*time_span
=
1488 lttvwindow_get_time_span(event_viewer_data
->mw
);
1490 remove_all_items_from_queue(event_viewer_data
->raw_trace_data_queue
);
1491 gtk_list_store_clear(event_viewer_data
->store_m
);
1492 event_viewer_data
->shown
= FALSE
;
1493 event_viewer_data
->append
= TRUE
;
1495 start
= ltt_time_sub(time_span
->endTime
, time_span
->startTime
);
1496 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1497 // event_viewer_data->vadjust_c->value = 0;
1503 void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
){
1504 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1505 MainWindow
* mw
= event_viewer_data
->mw
;
1506 lttvwindow_report_focus(mw
, gtk_widget_get_parent(event_viewer_data
->hbox_v
));
1509 void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
)
1511 RawTraceData
* data
;
1513 int pid
, tmpPid
, i
,j
,len
;
1514 GList
* list
, *tmpList
;
1515 GArray
* pid_array
, * tmp_pid_array
;
1517 pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1518 tmp_pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1520 //if the queue is full, remove some data, keep the size of the queue constant
1521 while(event_viewer_data
->raw_trace_data_queue
->length
+ size
> RESERVE_BIG_SIZE
){
1522 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue
,
1523 event_viewer_data
->append
);
1526 //update pid if it is not known
1527 if(event_viewer_data
->raw_trace_data_queue
->length
> 0){
1528 list
= event_viewer_data
->raw_trace_data_queue
->head
;
1529 tmpList
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1530 if(event_viewer_data
->append
){
1531 for(i
= event_viewer_data
->raw_trace_data_queue
->length
-1;i
>=0;i
--){
1532 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1533 len
= data
->pid
==0 ? -2 : data
->pid
;
1534 if(data
->cpu_id
+1 > pid_array
->len
){
1535 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1536 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1537 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1538 }else if(data
->cpu_id
+1 < pid_array
->len
){
1539 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1541 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1542 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1547 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1548 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1549 len
= data
->pid
==0 ? -2 : data
->pid
;
1550 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1551 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1552 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1553 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1554 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1555 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1557 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1558 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1563 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1564 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1565 len
= data
->pid
==0 ? -2 : data
->pid
;
1566 if(data
->cpu_id
+1 > pid_array
->len
){
1567 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1568 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1569 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1570 }else if(data
->cpu_id
+1 < pid_array
->len
){
1571 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1573 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1574 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1579 for(i
=event_viewer_data
->raw_trace_data_queue_tmp
->length
-1;i
>=0;i
--){
1580 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1581 len
= data
->pid
==0 ? -2 : data
->pid
;
1582 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1583 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1584 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1585 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1586 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1587 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1589 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1590 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1596 len
= pid_array
->len
> tmp_pid_array
->len
? tmp_pid_array
->len
: pid_array
->len
;
1598 pid
= g_array_index(pid_array
,int, j
);
1599 tmpPid
= g_array_index(tmp_pid_array
,int,j
);
1600 if(pid
== -2)pid
= 0;
1601 if(tmpPid
== -2) tmpPid
= 0;
1603 if(pid
== -1 && tmpPid
!= -1){
1604 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1605 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1606 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= tmpPid
;
1608 }else if(pid
!= -1 && tmpPid
== -1){
1609 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1610 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1611 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= pid
;
1617 g_array_free(pid_array
,TRUE
);
1618 g_array_free(tmp_pid_array
, TRUE
);
1620 //add data from tmp queue into the queue
1621 event_viewer_data
->number_of_events
= event_viewer_data
->raw_trace_data_queue
->length
1622 + event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1623 if(event_viewer_data
->append
){
1624 if(event_viewer_data
->raw_trace_data_queue
->length
> 0)
1625 event_viewer_data
->current_event_index
= event_viewer_data
->raw_trace_data_queue
->length
- 1;
1626 else event_viewer_data
->current_event_index
= 0;
1627 while((data
= g_queue_pop_head(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1628 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue
, data
);
1631 event_viewer_data
->current_event_index
+= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1632 while((data
= g_queue_pop_tail(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1633 g_queue_push_head(event_viewer_data
->raw_trace_data_queue
, data
);
1639 void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
1640 LttTime end
,unsigned max_num_events
, unsigned * real_num_events
)
1643 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->mw
);
1645 add_context_hooks(event_viewer_data
,tsc
);
1647 lttv_process_traceset_seek_time(tsc
, start
);
1648 lttv_process_traceset(tsc
, end
, max_num_events
);
1650 remove_context_hooks(event_viewer_data
,tsc
);
1652 size
= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1653 *real_num_events
= size
;
1655 update_raw_data_array(event_viewer_data
,size
);
1658 static void get_event_detail(LttEvent
*e
, LttField
*f
, GString
* s
)
1665 type
= ltt_field_type(f
);
1666 switch(ltt_type_class(type
)) {
1668 g_string_append_printf(s
, " %ld", ltt_event_get_long_int(e
,f
));
1672 g_string_append_printf(s
, " %lu", ltt_event_get_long_unsigned(e
,f
));
1676 g_string_append_printf(s
, " %g", ltt_event_get_double(e
,f
));
1680 g_string_append_printf(s
, " \"%s\"", ltt_event_get_string(e
,f
));
1684 g_string_append_printf(s
, " %s", ltt_enum_string_get(type
,
1685 ltt_event_get_unsigned(e
,f
)-1));
1690 g_string_append_printf(s
, " {");
1691 nb
= ltt_event_field_element_number(e
,f
);
1692 element
= ltt_field_element(f
);
1693 for(i
= 0 ; i
< nb
; i
++) {
1694 ltt_event_field_element_select(e
,f
,i
);
1695 get_event_detail(e
, element
, s
);
1697 g_string_append_printf(s
, " }");
1701 g_string_append_printf(s
, " {");
1702 nb
= ltt_type_member_number(type
);
1703 for(i
= 0 ; i
< nb
; i
++) {
1704 element
= ltt_field_member(f
,i
);
1705 ltt_type_member_type(type
, i
, &name
);
1706 g_string_append_printf(s
, " %s = ", name
);
1707 get_event_detail(e
, element
, s
);
1709 g_string_append_printf(s
, " }");
1715 static void get_pid(unsigned * in
, unsigned * out
, char * s
)
1718 str
= strstr(s
, "out =");
1721 sscanf(str
,"%d", out
);
1723 g_warning("Can not find out pid\n");
1726 str
= strstr(s
,"in =");
1729 sscanf(str
,"%d", in
);
1731 g_warning("Can not find in pid\n");
1735 gboolean
parse_event(void *hook_data
, void *call_data
)
1737 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1738 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1739 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1741 RawTraceData
* tmp_raw_trace_data
,*prev_raw_trace_data
= NULL
, *data
=NULL
;
1745 unsigned in
=0, out
=0;
1747 GString
* detail_event
= g_string_new("");
1751 field
= ltt_event_field(e
);
1752 time
= ltt_event_time(e
);
1754 tmp_raw_trace_data
= g_new(RawTraceData
,1);
1755 tmp_raw_trace_data
->cpu_id
= ltt_event_cpu_id(e
);
1756 tmp_raw_trace_data
->event_name
= g_strdup(ltt_eventtype_name(ltt_event_eventtype(e
)));
1757 tmp_raw_trace_data
->time
= time
;
1758 tmp_raw_trace_data
->ep
= ltt_event_position_new();
1760 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
){
1761 list
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1762 for(i
=event_viewer_data
->raw_trace_data_queue_tmp
->length
-1;i
>=0;i
--){
1763 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1764 if(data
->cpu_id
== tmp_raw_trace_data
->cpu_id
){
1765 prev_raw_trace_data
= data
;
1771 if(prev_raw_trace_data
) tmp_raw_trace_data
->pid
= prev_raw_trace_data
->pid
;
1772 else tmp_raw_trace_data
->pid
= -1;
1774 tmp_raw_trace_data
->entry_length
= field
== NULL
? 0 : ltt_field_size(field
);
1775 if(field
) get_event_detail(e
, field
, detail_event
);
1776 tmp_raw_trace_data
->event_description
= g_strdup(detail_event
->str
);
1778 if(strcmp(tmp_raw_trace_data
->event_name
, "schedchange") == 0){
1779 get_pid(&in
, &out
, detail_event
->str
);
1783 if(in
!= 0 || out
!= 0){
1784 tmp_raw_trace_data
->pid
= in
;
1785 if(prev_raw_trace_data
&& prev_raw_trace_data
->pid
== -1){
1786 list
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1787 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1788 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1789 if(data
->cpu_id
== tmp_raw_trace_data
->cpu_id
){
1796 ltt_event_position(e
, tmp_raw_trace_data
->ep
);
1798 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
>= RESERVE_SMALL_SIZE
){
1799 if(event_viewer_data
->append
){
1800 list
= g_list_last(event_viewer_data
->raw_trace_data_queue_tmp
->head
);
1801 data
= (RawTraceData
*)(list
->data
);
1802 if(data
->time
.tv_sec
== time
.tv_sec
&&
1803 data
->time
.tv_nsec
== time
.tv_nsec
){
1804 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1806 g_free(tmp_raw_trace_data
);
1809 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue_tmp
,TRUE
);
1810 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1813 g_queue_push_tail (event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1816 g_string_free(detail_event
, TRUE
);
1821 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
)
1823 RawTraceData
*data1
, *data2
= NULL
;
1827 data1
= (RawTraceData
*)g_queue_pop_head(q
);
1828 list
= g_list_first(q
->head
);
1830 data2
= (RawTraceData
*)(list
->data
);
1832 data1
= (RawTraceData
*)g_queue_pop_tail(q
);
1833 list
= g_list_last(q
->head
);
1835 data2
= (RawTraceData
*)(list
->data
);
1839 if(data1
->time
.tv_sec
== data2
->time
.tv_sec
&&
1840 data1
->time
.tv_nsec
== data2
->time
.tv_nsec
){
1841 remove_item_from_queue(q
, fromHead
);
1850 void remove_all_items_from_queue(GQueue
*q
)
1853 while((data
= (RawTraceData
*)g_queue_pop_head(q
)) != NULL
){
1860 * plugin's init function
1862 * This function initializes the Event Viewer functionnality through the
1865 static void init() {
1867 /* Register the toolbar insert button */
1868 lttvwindow_register_toolbar(hGuiEventsInsert_xpm
, "Insert Event Viewer", h_gui_events
);
1870 /* Register the menu item insert entry */
1871 lttvwindow_register_menu("/", "Insert Event Viewer", h_gui_events
);
1875 void event_destroy_walk(gpointer data
, gpointer user_data
)
1877 gui_events_destructor((EventViewerData
*)data
);
1881 * plugin's destroy function
1883 * This function releases the memory reserved by the module and unregisters
1884 * everything that has been registered in the gtkTraceSet API.
1886 static void destroy() {
1889 EventViewerData
*event_viewer_data
;
1891 if(g_event_viewer_data_list
){
1892 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1893 g_slist_free(g_event_viewer_data_list
);
1896 /* Unregister the toolbar insert button */
1897 lttvwindow_unregister_toolbar(h_gui_events
);
1899 /* Unregister the menu item insert entry */
1900 lttvwindow_unregister_menu(h_gui_events
);
1904 LTTV_MODULE("guievents", "Detailed events view", \
1905 "Graphical module to display a detailed event list", \
1906 init
, destroy
, "lttvwindow")