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
;
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
;
236 get_time_window(event_viewer_data
->mw
, &event_viewer_data
->time_window
);
237 get_current_time(event_viewer_data
->mw
, &event_viewer_data
->current_time
);
239 event_viewer_data
->before_event_hooks
= lttv_hooks_new();
240 lttv_hooks_add(event_viewer_data
->before_event_hooks
, parse_event
, event_viewer_data
);
242 event_viewer_data
->raw_trace_data_queue
= g_queue_new();
243 event_viewer_data
->raw_trace_data_queue_tmp
= g_queue_new();
245 reg_update_time_window(update_time_window
,event_viewer_data
, event_viewer_data
->mw
);
246 reg_update_current_time(update_current_time
,event_viewer_data
, event_viewer_data
->mw
);
247 reg_show_viewer(show_event_detail
,event_viewer_data
, event_viewer_data
->mw
);
248 reg_update_traceset(traceset_changed
,event_viewer_data
, event_viewer_data
->mw
);
250 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
251 gtk_widget_show ( event_viewer_data
->scroll_win
);
252 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
253 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
255 /* TEST DATA, TO BE READ FROM THE TRACE */
256 event_viewer_data
->currently_selected_event
= FALSE
;
257 event_viewer_data
->selected_event
= 0;
259 /* Create a model for storing the data list */
260 event_viewer_data
->store_m
= gtk_list_store_new (
261 N_COLUMNS
, /* Total number of columns */
262 G_TYPE_INT
, /* CPUID */
263 G_TYPE_STRING
, /* Event */
264 G_TYPE_UINT64
, /* Time */
265 G_TYPE_INT
, /* PID */
266 G_TYPE_INT
, /* Entry length */
267 G_TYPE_STRING
); /* Event's description */
269 /* Create the viewer widget for the columned list */
270 event_viewer_data
->tree_v
= gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
272 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
273 G_CALLBACK (tree_v_size_allocate_cb
),
275 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
276 G_CALLBACK (tree_v_size_request_cb
),
279 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
280 G_CALLBACK (tree_v_cursor_changed_cb
),
283 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
284 G_CALLBACK (tree_v_move_cursor_cb
),
287 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "grab-focus",
288 G_CALLBACK (tree_v_grab_focus
),
291 // Use on each column!
292 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v, GTK_TREE_VIEW_COLUMN_FIXED);
294 /* The view now holds a reference. We can get rid of our own
296 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
299 /* Create a column, associating the "text" attribute of the
300 * cell_renderer to the first column of the model */
301 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
302 renderer
= gtk_cell_renderer_text_new ();
303 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
305 "text", CPUID_COLUMN
,
307 gtk_tree_view_column_set_alignment (column
, 0.0);
308 gtk_tree_view_column_set_fixed_width (column
, 45);
309 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
311 renderer
= gtk_cell_renderer_text_new ();
312 column
= gtk_tree_view_column_new_with_attributes ("Event",
314 "text", EVENT_COLUMN
,
316 gtk_tree_view_column_set_alignment (column
, 0.0);
317 gtk_tree_view_column_set_fixed_width (column
, 120);
318 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
320 renderer
= gtk_cell_renderer_text_new ();
321 column
= gtk_tree_view_column_new_with_attributes ("Time",
325 gtk_tree_view_column_set_alignment (column
, 1.0);
326 gtk_tree_view_column_set_fixed_width (column
, 120);
327 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
329 renderer
= gtk_cell_renderer_text_new ();
330 column
= gtk_tree_view_column_new_with_attributes ("PID",
334 gtk_tree_view_column_set_alignment (column
, 1.0);
335 gtk_tree_view_column_set_fixed_width (column
, 45);
336 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
338 renderer
= gtk_cell_renderer_text_new ();
339 column
= gtk_tree_view_column_new_with_attributes ("Entry Length",
341 "text", ENTRY_LEN_COLUMN
,
343 gtk_tree_view_column_set_alignment (column
, 1.0);
344 gtk_tree_view_column_set_fixed_width (column
, 60);
345 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
347 renderer
= gtk_cell_renderer_text_new ();
348 column
= gtk_tree_view_column_new_with_attributes ("Event's Description",
350 "text", EVENT_DESCR_COLUMN
,
352 gtk_tree_view_column_set_alignment (column
, 0.0);
353 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
), column
);
356 /* Setup the selection handler */
357 event_viewer_data
->select_c
= gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
358 gtk_tree_selection_set_mode (event_viewer_data
->select_c
, GTK_SELECTION_SINGLE
);
359 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
360 G_CALLBACK (tree_selection_changed_cb
),
363 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
), event_viewer_data
->tree_v
);
365 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
366 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
368 /* Create vertical scrollbar and pack it */
369 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
370 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
371 GTK_UPDATE_CONTINUOUS
);
372 // Changed by MD : more user friendly :)
373 //GTK_UPDATE_DISCONTINUOUS);
374 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
), event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
376 /* Get the vertical scrollbar's adjustment */
377 event_viewer_data
->vadjust_c
= gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
378 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
379 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
381 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
382 G_CALLBACK (v_scroll_cb
),
384 /* Set the upper bound to the last event number */
385 event_viewer_data
->previous_value
= 0;
386 event_viewer_data
->vadjust_c
->lower
= 0.0;
387 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
388 event_viewer_data
->vadjust_c
->value
= 0.0;
389 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
390 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
391 // event_viewer_data->vtree_adjust_c->upper;
392 event_viewer_data
->vadjust_c
->page_size
= 2.0;
393 // event_viewer_data->vtree_adjust_c->upper;
394 /* Raw event trace */
395 gtk_widget_show(event_viewer_data
->hbox_v
);
396 gtk_widget_show(event_viewer_data
->tree_v
);
397 gtk_widget_show(event_viewer_data
->vscroll_vc
);
399 /* Add the object's information to the module's array */
400 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
, event_viewer_data
);
402 event_viewer_data
->first_event
= -1 ;
403 event_viewer_data
->last_event
= 0 ;
405 event_viewer_data
->num_visible_events
= 1;
407 //get the life span of the traceset and set the upper of the scroll bar
408 get_traceset_time_span(event_viewer_data
->mw
, &event_viewer_data
->time_span
);
410 start
= ltt_time_sub(event_viewer_data
->time_span
.endTime
, event_viewer_data
->time_span
.startTime
);
411 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
413 event_viewer_data
->append
= TRUE
;
415 event_viewer_data
->start_event_index
= 0;
416 event_viewer_data
->end_event_index
= event_viewer_data
->num_visible_events
- 1;
418 /* Set the Selected Event */
419 // tree_v_set_cursor(event_viewer_data);
421 event_viewer_data
->shown
= FALSE
;
422 event_viewer_data
->current_time_updated
= FALSE
;
423 event_viewer_data
->size
= RESERVE_SMALL_SIZE
;
425 G_OBJECT(event_viewer_data
->hbox_v
),
427 &event_viewer_data
->size
);
430 G_OBJECT(event_viewer_data->hbox_v),
432 &event_viewer_data->time_span);
434 event_viewer_data
->filter_key
= g_strdup(key
);
436 G_OBJECT(event_viewer_data
->hbox_v
),
437 event_viewer_data
->filter_key
,
440 g_object_set_data_full(
441 G_OBJECT(event_viewer_data
->hbox_v
),
444 (GDestroyNotify
)gui_events_free
);
446 return event_viewer_data
;
449 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
453 if(event_viewer_data
->selected_event
&& event_viewer_data
->first_event
!= -1)
455 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
456 // event_viewer_data->currently_selected_event);
458 path
= gtk_tree_path_new_from_indices(
459 event_viewer_data
->currently_selected_event
-
460 event_viewer_data
->first_event
,
463 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
464 gtk_tree_path_free(path
);
468 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
473 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
474 indices
= gtk_tree_path_get_indices(path
);
478 event_viewer_data
->selected_event
= TRUE
;
479 event_viewer_data
->currently_selected_event
=
480 event_viewer_data
->first_event
+ indices
[0];
483 event_viewer_data
->selected_event
= FALSE
;
484 event_viewer_data
->currently_selected_event
= 0;
487 gtk_tree_path_free(path
);
493 void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
, gint arg2
, gpointer data
)
495 GtkTreePath
*path
; // = gtk_tree_path_new();
498 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
500 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
503 /* No prior cursor, put it at beginning of page and let the execution do */
504 path
= gtk_tree_path_new_from_indices(0, -1);
505 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
508 indices
= gtk_tree_path_get_indices(path
);
510 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
512 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
517 /* move one line down */
518 if(indices
[0] == event_viewer_data
->num_visible_events
- 1)
520 if(value
+ event_viewer_data
->num_visible_events
<=
521 event_viewer_data
->number_of_events
-1)
523 event_viewer_data
->currently_selected_event
+= 1;
524 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
525 //gtk_tree_path_free(path);
526 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
527 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
528 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
532 /* Move one line up */
537 event_viewer_data
->currently_selected_event
-= 1;
538 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
539 //gtk_tree_path_free(path);
540 //path = gtk_tree_path_new_from_indices(0, -1);
541 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
542 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
550 if(arg1
== GTK_MOVEMENT_PAGES
)
555 if(event_viewer_data
->num_visible_events
== 1)
557 /* move one page down */
558 if(value
+ event_viewer_data
->num_visible_events
-1 <=
559 event_viewer_data
->number_of_events
)
561 event_viewer_data
->currently_selected_event
+= event_viewer_data
->num_visible_events
-1;
562 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
563 // value+(event_viewer_data->num_visible_events-1));
564 //gtk_tree_path_free(path);
565 //path = gtk_tree_path_new_from_indices(0, -1);
566 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
567 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
570 /* Move one page up */
571 if(event_viewer_data
->num_visible_events
== 1)
574 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
576 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
578 event_viewer_data
->currently_selected_event
-= event_viewer_data
->num_visible_events
-1;
580 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
581 // value-(event_viewer_data->num_visible_events-1));
582 //gtk_tree_path_free(path);
583 //path = gtk_tree_path_new_from_indices(0, -1);
584 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
585 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
588 /* Go to first Event */
589 event_viewer_data
->currently_selected_event
== 0 ;
590 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
592 //gtk_tree_path_free(path);
593 //path = gtk_tree_path_new_from_indices(0, -1);
594 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
595 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
604 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
606 /* Move to the ends of the buffer */
609 /* move end of buffer */
610 event_viewer_data
->currently_selected_event
= event_viewer_data
->number_of_events
-1 ;
611 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
612 // event_viewer_data->number_of_events -
613 // event_viewer_data->num_visible_events);
614 //gtk_tree_path_free(path);
615 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
616 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
617 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
619 /* Move beginning of buffer */
620 event_viewer_data
->currently_selected_event
= 0 ;
621 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
622 //gtk_tree_path_free(path);
623 //path = gtk_tree_path_new_from_indices(0, -1);
624 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
625 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
631 gtk_tree_path_free(path
);
634 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
636 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
640 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
643 /* On cursor change, modify the currently selected event by calling
644 * the right API function */
645 tree_v_get_cursor(event_viewer_data
);
647 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), &path
, NULL
);
648 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
649 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
650 ltt_time
.tv_sec
= time
/ NANOSECONDS_PER_SECOND
;
651 ltt_time
.tv_nsec
= time
% NANOSECONDS_PER_SECOND
;
653 if(ltt_time
.tv_sec
!= event_viewer_data
->current_time
.tv_sec
||
654 ltt_time
.tv_nsec
!= event_viewer_data
->current_time
.tv_nsec
){
655 event_viewer_data
->current_time_updated
= TRUE
;
656 set_current_time(event_viewer_data
->mw
,<t_time
);
659 g_warning("Can not get iter\n");
665 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
667 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
668 GtkTreePath
*tree_path
;
670 get_test_data(adjustment
->value
, event_viewer_data
->num_visible_events
,
674 if(event_viewer_data
->currently_selected_event
675 >= event_viewer_data
->first_event
677 event_viewer_data
->currently_selected_event
678 <= event_viewer_data
->last_event
680 event_viewer_data
->selected_event
)
683 tree_path
= gtk_tree_path_new_from_indices(
684 event_viewer_data
->currently_selected_event
-
685 event_viewer_data
->first_event
,
688 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
690 gtk_tree_path_free(tree_path
);
696 gint
get_cell_height(GtkTreeView
*TreeView
)
699 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
700 GList
*Render_List
= gtk_tree_view_column_get_cell_renderers(column
);
701 GtkCellRenderer
*renderer
= g_list_first(Render_List
)->data
;
703 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
708 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
710 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
711 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
712 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
713 gdouble exact_num_visible
;
715 exact_num_visible
= ( alloc
->height
-
716 TREE_VIEW_HEADER_HEIGHT (GTK_TREE_VIEW(event_viewer_data
->tree_v
)) )
717 / (double)cell_height
;
719 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
722 event_viewer_data->vadjust_c->page_increment =
723 floor(exact_num_visible);
724 event_viewer_data->vadjust_c->page_size =
725 floor(exact_num_visible);
728 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
730 get_test_data(event_viewer_data
->vadjust_c
->value
,
731 event_viewer_data
->num_visible_events
,
738 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
741 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
742 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
744 h
= cell_height
+ TREE_VIEW_HEADER_HEIGHT
745 (GTK_TREE_VIEW(event_viewer_data
->tree_v
));
746 requisition
->height
= h
;
750 gboolean
show_event_detail(void * hook_data
, void * call_data
)
752 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
753 LttvTracesetContext
* tsc
= get_traceset_context(event_viewer_data
->mw
);
755 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
== 0 &&
756 event_viewer_data
->raw_trace_data_queue
->length
== 0){
757 event_viewer_data
->shown
= FALSE
;
761 if(event_viewer_data
->shown
== FALSE
){
762 event_viewer_data
->shown
= TRUE
;
763 update_raw_data_array(event_viewer_data
,
764 event_viewer_data
->raw_trace_data_queue_tmp
->length
);
766 get_test_data(event_viewer_data
->vadjust_c
->value
,
767 event_viewer_data
->num_visible_events
,
770 remove_context_hooks(event_viewer_data
,tsc
);
776 void insert_data_into_model(EventViewerData
*event_viewer_data
, int start
, int end
)
780 RawTraceData
* raw_data
;
784 first
= event_viewer_data
->raw_trace_data_queue
->head
;
785 for(i
=start
; i
<end
; i
++){
786 if(i
>=event_viewer_data
->number_of_events
) break;
787 raw_data
= (RawTraceData
*)g_list_nth_data(first
, i
);
789 // Add a new row to the model
790 real_data
= raw_data
->time
.tv_sec
;
791 real_data
*= NANOSECONDS_PER_SECOND
;
792 real_data
+= raw_data
->time
.tv_nsec
;
793 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
794 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
795 CPUID_COLUMN
, raw_data
->cpu_id
,
796 EVENT_COLUMN
, raw_data
->event_name
,
797 TIME_COLUMN
, real_data
,
798 PID_COLUMN
, raw_data
->pid
,
799 ENTRY_LEN_COLUMN
, raw_data
->entry_length
,
800 EVENT_DESCR_COLUMN
, raw_data
->event_description
,
805 void get_test_data(double time_value
, guint list_height
,
806 EventViewerData
*event_viewer_data
)
810 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
811 GtkTreePath
*tree_path
;
812 RawTraceData
* raw_data
;
813 ScrollDirection direction
= SCROLL_NONE
;
816 double value
= event_viewer_data
->previous_value
- time_value
;
817 LttTime start
, end
, time
;
819 unsigned backward_num
, minNum
, maxNum
;
821 unsigned block_num
, event_num
;
822 unsigned size
= 1, count
= 0;
823 gboolean need_backward_again
, backward
;
826 GtkWidget
* widget
= gtk_widget_get_parent(event_viewer_data
->hbox_v
);
829 new = gdk_cursor_new(GDK_X_CURSOR
);
830 win
= gtk_widget_get_parent_window(widget
);
831 gdk_window_set_cursor(win
, new);
832 gdk_cursor_unref(new);
833 gdk_window_stick(win
);
834 gdk_window_unstick(win
);
838 // if(event_number > event_viewer_data->last_event ||
839 // event_number + list_height-1 < event_viewer_data->first_event ||
840 // event_viewer_data->first_event == -1)
842 /* no event can be reused, clear and start from nothing */
843 if(value
== -1.0) direction
= SCROLL_STEP_DOWN
;
844 else if(value
== 1.0 ) direction
= SCROLL_STEP_UP
;
845 else if(value
== -2.0) direction
= SCROLL_PAGE_DOWN
;
846 else if(value
== 2.0 ) direction
= SCROLL_PAGE_UP
;
847 else if(value
== 0.0 ) direction
= SCROLL_NONE
;
848 else direction
= SCROLL_JUMP
;
853 if(direction
== SCROLL_PAGE_UP
){
854 backward
= list_height
>event_viewer_data
->start_event_index
? TRUE
: FALSE
;
856 backward
= event_viewer_data
->start_event_index
== 0 ? TRUE
: FALSE
;
859 event_viewer_data
->append
= FALSE
;
861 if(direction
== SCROLL_PAGE_UP
){
862 minNum
= list_height
- event_viewer_data
->start_event_index
;
867 first
= event_viewer_data
->raw_trace_data_queue
->head
;
869 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
870 end
= raw_data
->time
;
872 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
874 if(event_num
> minNum
){
875 backward_num
= event_num
> RESERVE_SMALL_SIZE
876 ? event_num
- RESERVE_SMALL_SIZE
: 1;
877 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
878 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
879 ev
= ltt_tracefile_read(tf
);
880 start
= ltt_event_time(ev
);
881 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
884 ltt_event_position_set(raw_data
->ep
, block_num
-1, 1);
885 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
886 ev
= ltt_tracefile_read(tf
);
887 start
= ltt_event_time(ev
);
892 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
895 if(block_num
> count
){
896 ltt_event_position_set(raw_data
->ep
, block_num
-count
, 1);
897 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
898 ev
= ltt_tracefile_read(tf
);
899 start
= ltt_event_time(ev
);
904 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
907 event_viewer_data
->current_event_index
= event_viewer_data
->start_event_index
;
908 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
909 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
911 if(size
< minNum
&& (start
.tv_sec
!=0 || start
.tv_nsec
!=0))
912 need_backward_again
= TRUE
;
913 else need_backward_again
= FALSE
;
919 }while(need_backward_again
);
921 if(direction
== SCROLL_STEP_UP
)
922 event_number
= event_viewer_data
->start_event_index
- 1;
924 event_number
= event_viewer_data
->start_event_index
- list_height
;
926 case SCROLL_STEP_DOWN
:
927 if(event_viewer_data
->end_event_index
== event_viewer_data
->number_of_events
- 1){
928 event_viewer_data
->append
= TRUE
;
929 first
= event_viewer_data
->raw_trace_data_queue
->head
;
931 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
932 start
= raw_data
->time
;
934 end
.tv_sec
= G_MAXULONG
;
935 end
.tv_nsec
= G_MAXULONG
;
936 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
, &size
);
938 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
940 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
942 if(size
==0) event_number
= event_viewer_data
->start_event_index
;
943 else event_number
= event_viewer_data
->number_of_events
- size
- list_height
+ 1;
944 }else event_number
= event_viewer_data
->start_event_index
+ 1;
946 case SCROLL_PAGE_DOWN
:
947 i
= event_viewer_data
->number_of_events
- 1 - list_height
;
948 if((gint
)(event_viewer_data
->end_event_index
) >= i
){
949 int remain_events
= event_viewer_data
->number_of_events
- 1
950 - event_viewer_data
->end_event_index
;
951 event_viewer_data
->append
= TRUE
;
952 first
= event_viewer_data
->raw_trace_data_queue
->head
;
954 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_viewer_data
->number_of_events
- 1);
955 start
= raw_data
->time
;
957 end
.tv_sec
= G_MAXULONG
;
958 end
.tv_nsec
= G_MAXULONG
;
959 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
961 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
963 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
965 remain_events
+= size
;
966 if(list_height
<= remain_events
)
967 event_number
= event_viewer_data
->number_of_events
- remain_events
- 1;
969 event_number
= event_viewer_data
->number_of_events
- 1 - list_height
;
970 }else event_number
= event_viewer_data
->start_event_index
+ list_height
- 1;
973 event_viewer_data
->append
= TRUE
;
974 remove_all_items_from_queue(event_viewer_data
->raw_trace_data_queue
);
975 end
.tv_sec
= G_MAXULONG
;
976 end
.tv_nsec
= G_MAXULONG
;
977 time
= ltt_time_from_double(time_value
/ NANOSECONDS_PER_SECOND
);
978 start
= ltt_time_add(event_viewer_data
->time_span
.startTime
, time
);
979 event_viewer_data
->previous_value
= time_value
;
980 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE
,&size
);
981 if(size
< list_height
&& size
> 0){
982 event_viewer_data
->append
= FALSE
;
983 first
= event_viewer_data
->raw_trace_data_queue
->head
;
985 raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
986 end
= raw_data
->time
;
988 ltt_event_position_get(raw_data
->ep
, &block_num
, &event_num
, &tf
);
990 if(event_num
> list_height
- size
){
991 backward_num
= event_num
> RESERVE_SMALL_SIZE
992 ? event_num
- RESERVE_SMALL_SIZE
: 1;
993 ltt_event_position_set(raw_data
->ep
, block_num
, backward_num
);
994 ltt_tracefile_seek_position(tf
, raw_data
->ep
);
995 ev
= ltt_tracefile_read(tf
);
996 start
= ltt_event_time(ev
);
997 maxNum
= RESERVE_SMALL_SIZE_CUBE
;
998 event_viewer_data
->current_event_index
= 0;
999 get_events(event_viewer_data
, start
, end
, maxNum
, &size
);
1000 event_viewer_data
->start_event_index
= event_viewer_data
->current_event_index
;
1002 event_number
= event_viewer_data
->raw_trace_data_queue
->length
- list_height
;
1003 }else if(size
== 0){
1004 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_SQUARE
,&size
);
1006 get_events(event_viewer_data
, start
, end
, RESERVE_SMALL_SIZE_CUBE
,&size
);
1013 event_number
= event_viewer_data
->current_event_index
;
1019 if(event_number
< 0) event_number
= 0;
1021 //update the value of the scroll bar
1022 if(direction
!= SCROLL_NONE
&& direction
!= SCROLL_JUMP
){
1023 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1025 raw_data
= (RawTraceData
*)g_list_nth_data(first
,event_number
);
1026 if(!raw_data
) raw_data
= (RawTraceData
*)g_list_nth_data(first
,0);
1027 time
= ltt_time_sub(raw_data
->time
, event_viewer_data
->time_span
.startTime
);
1028 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(time
) * NANOSECONDS_PER_SECOND
;
1029 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1030 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1035 event_viewer_data
->start_event_index
= event_number
;
1036 event_viewer_data
->end_event_index
= event_number
+ list_height
- 1;
1037 if(event_viewer_data
->end_event_index
> event_viewer_data
->number_of_events
- 1){
1038 event_viewer_data
->end_event_index
= event_viewer_data
->number_of_events
- 1;
1041 first
= event_viewer_data
->raw_trace_data_queue
->head
;
1042 gtk_list_store_clear(event_viewer_data
->store_m
);
1044 // event_viewer_data->previous_value = 0;
1045 // event_viewer_data->vadjust_c->value = 0.0;
1046 // gtk_widget_hide(event_viewer_data->vscroll_vc);
1048 }else gtk_widget_show(event_viewer_data
->vscroll_vc
);
1050 insert_data_into_model(event_viewer_data
,event_number
, event_number
+list_height
);
1052 #ifdef DEBUG //do not use this, it's slower and broken
1054 /* Some events will be reused */
1055 if(event_number
< event_viewer_data
->first_event
)
1057 /* scrolling up, prepend events */
1058 tree_path
= gtk_tree_path_new_from_indices
1059 (event_number
+list_height
-1 -
1060 event_viewer_data
->first_event
+ 1,
1062 for(i
=0; i
<event_viewer_data
->last_event
-(event_number
+list_height
-1);
1065 /* Remove the last events from the list */
1066 if(gtk_tree_model_get_iter(model
, &iter
, tree_path
))
1067 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1070 for(i
=event_viewer_data
->first_event
-1; i
>=event_number
; i
--)
1072 if(i
>=event_viewer_data
->number_of_events
) break;
1073 /* Prepend new events */
1074 gtk_list_store_prepend (event_viewer_data
->store_m
, &iter
);
1075 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1077 EVENT_COLUMN
, "event irq",
1080 ENTRY_LEN_COLUMN
, 17,
1081 EVENT_DESCR_COLUMN
, "Detailed information",
1085 /* Scrolling down, append events */
1086 for(i
=event_viewer_data
->first_event
; i
<event_number
; i
++)
1088 /* Remove these events from the list */
1089 gtk_tree_model_get_iter_first(model
, &iter
);
1090 gtk_list_store_remove(event_viewer_data
->store_m
, &iter
);
1092 for(i
=event_viewer_data
->last_event
+1; i
<event_number
+list_height
; i
++)
1094 if(i
>=event_viewer_data
->number_of_events
) break;
1095 /* Append new events */
1096 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1097 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1099 EVENT_COLUMN
, "event irq",
1102 ENTRY_LEN_COLUMN
, 17,
1103 EVENT_DESCR_COLUMN
, "Detailed information",
1110 event_viewer_data
->first_event
= event_viewer_data
->start_event_index
;
1111 event_viewer_data
->last_event
= event_viewer_data
->end_event_index
;
1115 gdk_window_set_cursor(win
, NULL
);
1120 void add_test_data(EventViewerData
*event_viewer_data
)
1127 /* Add a new row to the model */
1128 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1129 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1131 EVENT_COLUMN
, "event irq",
1134 ENTRY_LEN_COLUMN
, 17,
1135 EVENT_DESCR_COLUMN
, "Detailed information",
1142 gui_events_free(EventViewerData
*event_viewer_data
)
1144 if(event_viewer_data
){
1145 lttv_hooks_remove(event_viewer_data
->before_event_hooks
,parse_event
);
1146 lttv_hooks_destroy(event_viewer_data
->before_event_hooks
);
1148 remove_all_items_from_queue (event_viewer_data
->raw_trace_data_queue
);
1149 g_queue_free(event_viewer_data
->raw_trace_data_queue
);
1150 g_queue_free(event_viewer_data
->raw_trace_data_queue_tmp
);
1152 unreg_update_time_window(update_time_window
,event_viewer_data
, event_viewer_data
->mw
);
1153 unreg_update_current_time(update_current_time
,event_viewer_data
, event_viewer_data
->mw
);
1154 unreg_show_viewer(show_event_detail
,event_viewer_data
, event_viewer_data
->mw
);
1155 unreg_update_traceset(traceset_changed
,event_viewer_data
, event_viewer_data
->mw
);
1157 g_free(event_viewer_data
->filter_key
);
1158 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
, event_viewer_data
);
1159 g_free(event_viewer_data
);
1164 gui_events_destructor(EventViewerData
*event_viewer_data
)
1168 /* May already been done by GTK window closing */
1169 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1170 gui_events_free(event_viewer_data
);
1171 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1172 event_viewer_data
= NULL
;
1175 /* Destroy the Tree View */
1176 //gtk_widget_destroy(event_viewer_data->tree_v);
1178 /* Clear raw event list */
1179 //gtk_list_store_clear(event_viewer_data->store_m);
1180 //gtk_widget_destroy(GTK_WIDGET(event_viewer_data->store_m));
1182 //gui_events_free(event_viewer_data);
1185 //FIXME : call hGuiEvents_Destructor for corresponding data upon widget destroy
1188 tree_selection_changed_cb (GtkTreeSelection
*selection
, gpointer data
)
1190 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1192 GtkTreeModel
*model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1195 if (gtk_tree_selection_get_selected (selection
, &model
, &iter
))
1197 gtk_tree_model_get (model
, &iter
, EVENT_COLUMN
, &event
, -1);
1204 int event_selected_hook(void *hook_data
, void *call_data
)
1206 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1207 guint
*event_number
= (guint
*) call_data
;
1209 event_viewer_data
->currently_selected_event
= *event_number
;
1210 event_viewer_data
->selected_event
= TRUE
;
1212 tree_v_set_cursor(event_viewer_data
);
1216 /* If every module uses the filter, maybe these two
1217 * (add/remove_context_hooks functions) should be put in common place
1219 void add_context_hooks(EventViewerData
* event_viewer_data
,
1220 LttvTracesetContext
* tsc
)
1222 gint i
, j
, k
, m
,n
, nbi
, id
;
1223 gint nb_tracefile
, nb_facility
, nb_event
;
1225 LttvTraceContext
*tc
;
1226 LttvTracefileContext
*tfc
;
1227 LttvTracesetSelector
* ts_s
;
1228 LttvTraceSelector
* t_s
;
1229 LttvTracefileSelector
* tf_s
;
1233 LttvEventtypeSelector
* eventtype
;
1235 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1236 event_viewer_data
->filter_key
);
1238 //if there are hooks for traceset, add them here
1240 nbi
= lttv_traceset_number(tsc
->ts
);
1241 for(i
= 0 ; i
< nbi
; i
++) {
1242 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1243 selected
= lttv_trace_selector_get_selected(t_s
);
1244 if(!selected
) continue;
1245 tc
= tsc
->traces
[i
];
1247 //if there are hooks for trace, add them here
1249 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1250 ltt_trace_per_cpu_tracefile_number(trace
);
1252 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1253 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1254 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1255 if(!selected
) continue;
1256 tfc
= tc
->tracefiles
[j
];
1258 //if there are hooks for tracefile, add them here
1259 // lttv_tracefile_context_add_hooks(tfc, NULL,NULL,NULL,NULL,
1260 // event_viewer_data->before_event_hooks,NULL);
1262 nb_facility
= ltt_trace_facility_number(trace
);
1264 for(k
=0;k
<nb_facility
;k
++){
1265 fac
= ltt_trace_facility_get(trace
,k
);
1266 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1267 for(m
=0;m
<nb_event
;m
++){
1268 et
= ltt_facility_eventtype_get(fac
,m
);
1269 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1270 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1272 id
= (gint
) ltt_eventtype_id(et
);
1273 lttv_tracefile_context_add_hooks_by_id(tfc
,id
,
1274 event_viewer_data
->before_event_hooks
,
1284 //add hooks for process_traceset
1285 // lttv_traceset_context_add_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1286 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1290 void remove_context_hooks(EventViewerData
* event_viewer_data
,
1291 LttvTracesetContext
* tsc
)
1293 gint i
, j
, k
, m
, nbi
, n
, id
;
1294 gint nb_tracefile
, nb_facility
, nb_event
;
1296 LttvTraceContext
*tc
;
1297 LttvTracefileContext
*tfc
;
1298 LttvTracesetSelector
* ts_s
;
1299 LttvTraceSelector
* t_s
;
1300 LttvTracefileSelector
* tf_s
;
1304 LttvEventtypeSelector
* eventtype
;
1306 ts_s
= (LttvTracesetSelector
*)g_object_get_data(G_OBJECT(event_viewer_data
->hbox_v
),
1307 event_viewer_data
->filter_key
);
1309 //if there are hooks for traceset, remove them here
1311 nbi
= lttv_traceset_number(tsc
->ts
);
1312 for(i
= 0 ; i
< nbi
; i
++) {
1313 t_s
= lttv_traceset_selector_trace_get(ts_s
,i
);
1314 selected
= lttv_trace_selector_get_selected(t_s
);
1315 if(!selected
) continue;
1316 tc
= tsc
->traces
[i
];
1318 //if there are hooks for trace, remove them here
1320 nb_tracefile
= ltt_trace_control_tracefile_number(trace
) +
1321 ltt_trace_per_cpu_tracefile_number(trace
);
1323 for(j
= 0 ; j
< nb_tracefile
; j
++) {
1324 tf_s
= lttv_trace_selector_tracefile_get(t_s
,j
);
1325 selected
= lttv_tracefile_selector_get_selected(tf_s
);
1326 if(!selected
) continue;
1327 tfc
= tc
->tracefiles
[j
];
1329 //if there are hooks for tracefile, remove them here
1330 // lttv_tracefile_context_remove_hooks(tfc, NULL,NULL,NULL,NULL,
1331 // event_viewer_data->before_event_hooks,NULL);
1333 nb_facility
= ltt_trace_facility_number(trace
);
1335 for(k
=0;k
<nb_facility
;k
++){
1336 fac
= ltt_trace_facility_get(trace
,k
);
1337 nb_event
= (int) ltt_facility_eventtype_number(fac
);
1338 for(m
=0;m
<nb_event
;m
++){
1339 et
= ltt_facility_eventtype_get(fac
,m
);
1340 eventtype
= lttv_tracefile_selector_eventtype_get(tf_s
, n
);
1341 selected
= lttv_eventtype_selector_get_selected(eventtype
);
1343 id
= (gint
) ltt_eventtype_id(et
);
1344 lttv_tracefile_context_remove_hooks_by_id(tfc
,id
);
1351 //remove hooks from context
1352 // lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
1353 // NULL, NULL, NULL,event_viewer_data->before_event_hooks,NULL);
1357 gboolean
update_time_window(void * hook_data
, void * call_data
)
1359 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1360 LttvTracesetContext
* tsc
= get_traceset_context(event_viewer_data
->mw
);
1362 if(event_viewer_data
->shown
== FALSE
){
1363 event_viewer_data
->time_window
= *(TimeWindow
*)call_data
;
1365 add_context_hooks(event_viewer_data
, tsc
);
1371 gboolean
update_current_time(void * hook_data
, void * call_data
)
1373 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1374 event_viewer_data
->current_time
= *(LttTime
*)call_data
;
1375 guint64 nsec
= event_viewer_data
->current_time
.tv_sec
* NANOSECONDS_PER_SECOND
1376 + event_viewer_data
->current_time
.tv_nsec
;
1380 GtkTreeModel
* model
= (GtkTreeModel
*)event_viewer_data
->store_m
;
1382 RawTraceData
* data
, *data1
;
1388 if(!event_viewer_data
->raw_trace_data_queue
->head
) return FALSE
;
1390 if(event_viewer_data
->current_time_updated
){
1391 event_viewer_data
->current_time_updated
= FALSE
;
1395 //check if the event is shown in the current viewer
1396 if(gtk_tree_model_get_iter_first(model
, &iter
)){
1398 gtk_tree_model_get(model
, &iter
, TIME_COLUMN
, &time
, -1);
1400 if(!gtk_tree_model_iter_next(model
, &iter
)){
1409 // event_selected_hook(event_viewer_data, &count);
1412 //the event is not shown in the current viewer
1415 //check if the event is in the buffer
1416 list
= event_viewer_data
->raw_trace_data_queue
->head
;
1417 data
= (RawTraceData
*)g_list_nth_data(list
,0);
1418 data1
= (RawTraceData
*)g_list_nth_data(list
,event_viewer_data
->raw_trace_data_queue
->length
-1);
1420 //the event is in the buffer
1421 if(ltt_time_compare(data
->time
, event_viewer_data
->current_time
)<=0 &&
1422 ltt_time_compare(data1
->time
, event_viewer_data
->current_time
)>=0){
1423 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1424 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1425 if(ltt_time_compare(data
->time
, event_viewer_data
->current_time
) < 0){
1431 if(event_viewer_data
->raw_trace_data_queue
->length
-count
< event_viewer_data
->num_visible_events
){
1432 j
= event_viewer_data
->raw_trace_data_queue
->length
- event_viewer_data
->num_visible_events
;
1434 data
= (RawTraceData
*)g_list_nth_data(list
,j
);
1439 t
= ltt_time_sub(data
->time
, event_viewer_data
->time_span
.startTime
);
1440 event_viewer_data
->vadjust_c
->value
= ltt_time_to_double(t
) * NANOSECONDS_PER_SECOND
;
1441 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->vadjust_c
), "value-changed");
1442 event_viewer_data
->previous_value
= event_viewer_data
->vadjust_c
->value
;
1443 insert_data_into_model(event_viewer_data
,j
, j
+event_viewer_data
->num_visible_events
);
1444 }else{//the event is not in the buffer
1445 LttTime start
= ltt_time_sub(event_viewer_data
->current_time
, event_viewer_data
->time_span
.startTime
);
1446 double position
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1447 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, position
);
1451 sprintf(str_path
,"%d\0",count
);
1452 path
= gtk_tree_path_new_from_string (str_path
);
1453 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
1454 g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data
->tree_v
), "cursor-changed");
1455 gtk_tree_path_free(path
);
1460 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1462 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1465 remove_all_items_from_queue(event_viewer_data
->raw_trace_data_queue
);
1466 gtk_list_store_clear(event_viewer_data
->store_m
);
1467 event_viewer_data
->shown
= FALSE
;
1468 event_viewer_data
->append
= TRUE
;
1470 get_traceset_time_span(event_viewer_data
->mw
, &event_viewer_data
->time_span
);
1471 start
= ltt_time_sub(event_viewer_data
->time_span
.endTime
, event_viewer_data
->time_span
.startTime
);
1472 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(start
) * NANOSECONDS_PER_SECOND
;
1473 // event_viewer_data->vadjust_c->value = 0;
1479 void tree_v_grab_focus(GtkWidget
*widget
, gpointer data
){
1480 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1481 MainWindow
* mw
= event_viewer_data
->mw
;
1482 set_focused_pane(mw
, gtk_widget_get_parent(event_viewer_data
->hbox_v
));
1485 void update_raw_data_array(EventViewerData
* event_viewer_data
, unsigned size
)
1487 RawTraceData
* data
;
1489 int pid
, tmpPid
, i
,j
,len
;
1490 GList
* list
, *tmpList
;
1491 GArray
* pid_array
, * tmp_pid_array
;
1493 pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1494 tmp_pid_array
= g_array_sized_new(FALSE
, TRUE
, sizeof(int), 10);
1496 //if the queue is full, remove some data, keep the size of the queue constant
1497 while(event_viewer_data
->raw_trace_data_queue
->length
+ size
> RESERVE_BIG_SIZE
){
1498 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue
,
1499 event_viewer_data
->append
);
1502 //update pid if it is not known
1503 if(event_viewer_data
->raw_trace_data_queue
->length
> 0){
1504 list
= event_viewer_data
->raw_trace_data_queue
->head
;
1505 tmpList
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1506 if(event_viewer_data
->append
){
1507 for(i
= event_viewer_data
->raw_trace_data_queue
->length
-1;i
>=0;i
--){
1508 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1509 len
= data
->pid
==0 ? -2 : data
->pid
;
1510 if(data
->cpu_id
+1 > pid_array
->len
){
1511 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1512 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1513 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1514 }else if(data
->cpu_id
+1 < pid_array
->len
){
1515 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1517 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1518 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1523 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1524 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1525 len
= data
->pid
==0 ? -2 : data
->pid
;
1526 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1527 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1528 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1529 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1530 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1531 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1533 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1534 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1539 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1540 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1541 len
= data
->pid
==0 ? -2 : data
->pid
;
1542 if(data
->cpu_id
+1 > pid_array
->len
){
1543 pid_array
= g_array_set_size(pid_array
,data
->cpu_id
+1);
1544 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1545 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1546 }else if(data
->cpu_id
+1 < pid_array
->len
){
1547 pid
= g_array_index(pid_array
,int,data
->cpu_id
);
1549 pid_array
= g_array_insert_val(pid_array
,data
->cpu_id
,len
);
1550 pid_array
= g_array_remove_index(pid_array
,data
->cpu_id
+1);
1555 for(i
=event_viewer_data
->raw_trace_data_queue_tmp
->length
-1;i
>=0;i
--){
1556 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1557 len
= data
->pid
==0 ? -2 : data
->pid
;
1558 if(data
->cpu_id
+1 > tmp_pid_array
->len
){
1559 tmp_pid_array
= g_array_set_size(tmp_pid_array
,data
->cpu_id
+1);
1560 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1561 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1562 }else if(data
->cpu_id
+1 < tmp_pid_array
->len
){
1563 pid
= g_array_index(tmp_pid_array
,int,data
->cpu_id
);
1565 tmp_pid_array
= g_array_insert_val(tmp_pid_array
,data
->cpu_id
,len
);
1566 tmp_pid_array
= g_array_remove_index(tmp_pid_array
,data
->cpu_id
+1);
1572 len
= pid_array
->len
> tmp_pid_array
->len
? tmp_pid_array
->len
: pid_array
->len
;
1574 pid
= g_array_index(pid_array
,int, j
);
1575 tmpPid
= g_array_index(tmp_pid_array
,int,j
);
1576 if(pid
== -2)pid
= 0;
1577 if(tmpPid
== -2) tmpPid
= 0;
1579 if(pid
== -1 && tmpPid
!= -1){
1580 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue
->length
;i
++){
1581 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1582 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= tmpPid
;
1584 }else if(pid
!= -1 && tmpPid
== -1){
1585 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1586 data
= (RawTraceData
*)g_list_nth_data(tmpList
,i
);
1587 if(data
->pid
== -1 && data
->cpu_id
== j
) data
->pid
= pid
;
1593 g_array_free(pid_array
,TRUE
);
1594 g_array_free(tmp_pid_array
, TRUE
);
1596 //add data from tmp queue into the queue
1597 event_viewer_data
->number_of_events
= event_viewer_data
->raw_trace_data_queue
->length
1598 + event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1599 if(event_viewer_data
->append
){
1600 if(event_viewer_data
->raw_trace_data_queue
->length
> 0)
1601 event_viewer_data
->current_event_index
= event_viewer_data
->raw_trace_data_queue
->length
- 1;
1602 else event_viewer_data
->current_event_index
= 0;
1603 while((data
= g_queue_pop_head(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1604 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue
, data
);
1607 event_viewer_data
->current_event_index
+= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1608 while((data
= g_queue_pop_tail(event_viewer_data
->raw_trace_data_queue_tmp
)) != NULL
){
1609 g_queue_push_head(event_viewer_data
->raw_trace_data_queue
, data
);
1615 void get_events(EventViewerData
* event_viewer_data
, LttTime start
,
1616 LttTime end
,unsigned max_num_events
, unsigned * real_num_events
)
1619 LttvTracesetContext
* tsc
= get_traceset_context(event_viewer_data
->mw
);
1621 add_context_hooks(event_viewer_data
,tsc
);
1623 lttv_process_traceset_seek_time(tsc
, start
);
1624 lttv_process_traceset(tsc
, end
, max_num_events
);
1626 remove_context_hooks(event_viewer_data
,tsc
);
1628 size
= event_viewer_data
->raw_trace_data_queue_tmp
->length
;
1629 *real_num_events
= size
;
1631 update_raw_data_array(event_viewer_data
,size
);
1634 static void get_event_detail(LttEvent
*e
, LttField
*f
, GString
* s
)
1641 type
= ltt_field_type(f
);
1642 switch(ltt_type_class(type
)) {
1644 g_string_append_printf(s
, " %ld", ltt_event_get_long_int(e
,f
));
1648 g_string_append_printf(s
, " %lu", ltt_event_get_long_unsigned(e
,f
));
1652 g_string_append_printf(s
, " %g", ltt_event_get_double(e
,f
));
1656 g_string_append_printf(s
, " \"%s\"", ltt_event_get_string(e
,f
));
1660 g_string_append_printf(s
, " %s", ltt_enum_string_get(type
,
1661 ltt_event_get_unsigned(e
,f
)-1));
1666 g_string_append_printf(s
, " {");
1667 nb
= ltt_event_field_element_number(e
,f
);
1668 element
= ltt_field_element(f
);
1669 for(i
= 0 ; i
< nb
; i
++) {
1670 ltt_event_field_element_select(e
,f
,i
);
1671 get_event_detail(e
, element
, s
);
1673 g_string_append_printf(s
, " }");
1677 g_string_append_printf(s
, " {");
1678 nb
= ltt_type_member_number(type
);
1679 for(i
= 0 ; i
< nb
; i
++) {
1680 element
= ltt_field_member(f
,i
);
1681 ltt_type_member_type(type
, i
, &name
);
1682 g_string_append_printf(s
, " %s = ", name
);
1683 get_event_detail(e
, element
, s
);
1685 g_string_append_printf(s
, " }");
1691 static void get_pid(unsigned * in
, unsigned * out
, char * s
)
1694 str
= strstr(s
, "out =");
1697 sscanf(str
,"%d", out
);
1699 g_warning("Can not find out pid\n");
1702 str
= strstr(s
,"in =");
1705 sscanf(str
,"%d", in
);
1707 g_warning("Can not find in pid\n");
1711 gboolean
parse_event(void *hook_data
, void *call_data
)
1713 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1714 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1715 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1717 RawTraceData
* tmp_raw_trace_data
,*prev_raw_trace_data
= NULL
, *data
=NULL
;
1721 unsigned in
=0, out
=0;
1723 GString
* detail_event
= g_string_new("");
1727 field
= ltt_event_field(e
);
1728 time
= ltt_event_time(e
);
1730 tmp_raw_trace_data
= g_new(RawTraceData
,1);
1731 tmp_raw_trace_data
->cpu_id
= ltt_event_cpu_id(e
);
1732 tmp_raw_trace_data
->event_name
= g_strdup(ltt_eventtype_name(ltt_event_eventtype(e
)));
1733 tmp_raw_trace_data
->time
= time
;
1734 tmp_raw_trace_data
->ep
= ltt_event_position_new();
1736 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
){
1737 list
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1738 for(i
=event_viewer_data
->raw_trace_data_queue_tmp
->length
-1;i
>=0;i
--){
1739 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1740 if(data
->cpu_id
== tmp_raw_trace_data
->cpu_id
){
1741 prev_raw_trace_data
= data
;
1747 if(prev_raw_trace_data
) tmp_raw_trace_data
->pid
= prev_raw_trace_data
->pid
;
1748 else tmp_raw_trace_data
->pid
= -1;
1750 tmp_raw_trace_data
->entry_length
= field
== NULL
? 0 : ltt_field_size(field
);
1751 if(field
) get_event_detail(e
, field
, detail_event
);
1752 tmp_raw_trace_data
->event_description
= g_strdup(detail_event
->str
);
1754 if(strcmp(tmp_raw_trace_data
->event_name
, "schedchange") == 0){
1755 get_pid(&in
, &out
, detail_event
->str
);
1759 if(in
!= 0 || out
!= 0){
1760 tmp_raw_trace_data
->pid
= in
;
1761 if(prev_raw_trace_data
&& prev_raw_trace_data
->pid
== -1){
1762 list
= event_viewer_data
->raw_trace_data_queue_tmp
->head
;
1763 for(i
=0;i
<event_viewer_data
->raw_trace_data_queue_tmp
->length
;i
++){
1764 data
= (RawTraceData
*)g_list_nth_data(list
,i
);
1765 if(data
->cpu_id
== tmp_raw_trace_data
->cpu_id
){
1772 ltt_event_position(e
, tmp_raw_trace_data
->ep
);
1774 if(event_viewer_data
->raw_trace_data_queue_tmp
->length
>= RESERVE_SMALL_SIZE
){
1775 if(event_viewer_data
->append
){
1776 list
= g_list_last(event_viewer_data
->raw_trace_data_queue_tmp
->head
);
1777 data
= (RawTraceData
*)(list
->data
);
1778 if(data
->time
.tv_sec
== time
.tv_sec
&&
1779 data
->time
.tv_nsec
== time
.tv_nsec
){
1780 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1782 g_free(tmp_raw_trace_data
);
1785 remove_item_from_queue(event_viewer_data
->raw_trace_data_queue_tmp
,TRUE
);
1786 g_queue_push_tail(event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1789 g_queue_push_tail (event_viewer_data
->raw_trace_data_queue_tmp
,tmp_raw_trace_data
);
1792 g_string_free(detail_event
, TRUE
);
1797 void remove_item_from_queue(GQueue
* q
, gboolean fromHead
)
1799 RawTraceData
*data1
, *data2
= NULL
;
1803 data1
= (RawTraceData
*)g_queue_pop_head(q
);
1804 list
= g_list_first(q
->head
);
1806 data2
= (RawTraceData
*)(list
->data
);
1808 data1
= (RawTraceData
*)g_queue_pop_tail(q
);
1809 list
= g_list_last(q
->head
);
1811 data2
= (RawTraceData
*)(list
->data
);
1815 if(data1
->time
.tv_sec
== data2
->time
.tv_sec
&&
1816 data1
->time
.tv_nsec
== data2
->time
.tv_nsec
){
1817 remove_item_from_queue(q
, fromHead
);
1826 void remove_all_items_from_queue(GQueue
*q
)
1829 while((data
= (RawTraceData
*)g_queue_pop_head(q
)) != NULL
){
1836 * plugin's init function
1838 * This function initializes the Event Viewer functionnality through the
1841 static void init() {
1843 /* Register the toolbar insert button */
1844 toolbar_item_reg(hGuiEventsInsert_xpm
, "Insert Event Viewer", h_gui_events
);
1846 /* Register the menu item insert entry */
1847 menu_item_reg("/", "Insert Event Viewer", h_gui_events
);
1851 void event_destroy_walk(gpointer data
, gpointer user_data
)
1853 gui_events_destructor((EventViewerData
*)data
);
1857 * plugin's destroy function
1859 * This function releases the memory reserved by the module and unregisters
1860 * everything that has been registered in the gtkTraceSet API.
1862 static void destroy() {
1865 EventViewerData
*event_viewer_data
;
1867 if(g_event_viewer_data_list
){
1868 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1869 g_slist_free(g_event_viewer_data_list
);
1872 /* Unregister the toolbar insert button */
1873 toolbar_item_unreg(h_gui_events
);
1875 /* Unregister the menu item insert entry */
1876 menu_item_unreg(h_gui_events
);
1880 LTTV_MODULE("guievents", "Detailed events view", \
1881 "Graphical module to display a detailed event list", \
1882 init
, destroy
, "lttvwindow")