1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Mathieu Desnoyers and XangXiu Yang
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License Version 2 as
6 * published by the Free Software Foundation;
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
20 //*! \defgroup GuiEvents libGuiEvents: The GUI Events display plugin */
24 * \brief Graphical plugin for showing events.
26 * This plugin lists all the events contained in the current time interval
29 * This plugin adds a Events Viewer functionnality to Linux TraceToolkit
30 * GUI when this plugin is loaded. The init and destroy functions add the
31 * viewer's insertion menu item and toolbar icon by calling viewer.h's
32 * API functions. Then, when a viewer's object is created, the constructor
33 * creates ans register through API functions what is needed to interact
34 * with the lttvwindow.
36 * Authors : Mathieu Desnoyers and XangXiu Yang, June to December 2003
37 * Inspired from original LTT, made by Karim Yaghmour
52 #include <ltt/event.h>
54 #include <ltt/trace.h>
55 #include <ltt/facility.h>
56 #include <lttv/module.h>
57 #include <lttv/hook.h>
58 #include <lttv/tracecontext.h>
59 #include <lttv/state.h>
60 #include <lttv/filter.h>
61 #include <lttv/print.h>
62 #include <lttvwindow/lttvwindow.h>
64 #include "hGuiEventsInsert.xpm"
66 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
69 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
72 #define abs(a) (((a)<0)?(-a):(a))
75 /** Array containing instanced objects. Used when module is unloaded */
76 static GSList
*g_event_viewer_data_list
= NULL
;
78 typedef enum _ScrollDirection
{
87 typedef struct _EventViewerData
{
90 LttvHooks
* event_hooks
;
92 /* previous value is used to determine if it is a page up/down or
93 * step up/down, in which case we move of a certain amount of events (one or
94 * the number of events shown on the screen) instead of changing begin time.
96 double previous_value
;
98 //scroll window containing Tree View
99 GtkWidget
* scroll_win
;
101 /* Model containing list data */
102 GtkListStore
*store_m
;
104 GPtrArray
*pos
; /* Array of LttvTracesetContextPosition * */
106 GtkWidget
*top_widget
;
108 /* Widget to display the data in a columned list */
110 GtkAdjustment
*vtree_adjust_c
;
111 GtkWidget
*button
; /* a button of the header, used to get the header_height */
114 /* Vertical scrollbar and its adjustment */
115 GtkWidget
*vscroll_vc
;
116 GtkAdjustment
*vadjust_c
;
118 /* Selection handler */
119 GtkTreeSelection
*select_c
;
121 gint num_visible_events
;
123 LttvTracesetContextPosition
*currently_selected_position
;
125 LttvTracesetContextPosition
*first_event
; /* Time of the first event shown */
126 LttvTracesetContextPosition
*last_event
; /* Time of the first event shown */
128 LttvFilter
*main_win_filter
;
132 /** hook functions for update time interval, current time ... */
133 gboolean
update_current_time(void * hook_data
, void * call_data
);
134 gboolean
update_current_position(void * hook_data
, void * call_data
);
135 //gboolean show_event_detail(void * hook_data, void * call_data);
136 gboolean
traceset_changed(void * hook_data
, void * call_data
);
137 gboolean
filter_changed(void * hook_data
, void * call_data
);
139 //! Event Viewer's constructor hook
140 GtkWidget
*h_gui_events(Tab
*tab
);
141 //! Event Viewer's constructor
142 EventViewerData
*gui_events(Tab
*tab
);
143 //! Event Viewer's destructor
144 void gui_events_destructor(EventViewerData
*event_viewer_data
);
145 void gui_events_free(EventViewerData
*event_viewer_data
);
148 header_size_allocate(GtkWidget
*widget
,
149 GtkAllocation
*allocation
,
152 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
153 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
155 /* Prototype for selection handler callback */
156 static void tree_selection_changed_cb (GtkTreeSelection
*selection
,
158 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
159 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
,
161 static void tree_v_size_request_cb (GtkWidget
*widget
,
162 GtkRequisition
*requisition
, gpointer data
);
163 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
164 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
,
165 gint arg2
, gpointer data
);
168 static void get_events(double time
, EventViewerData
*event_viewer_data
);
170 int event_hook(void *hook_data
, void *call_data
);
172 /* Enumeration of the columns */
176 TRACEFILE_NAME_COLUMN
,
189 * Event Viewer's constructor hook
191 * This constructor is given as a parameter to the menuitem and toolbar button
192 * registration. It creates the list.
193 * @param parent_window A pointer to the parent window.
194 * @return The widget created.
197 h_gui_events(Tab
* tab
)
199 EventViewerData
* event_viewer_data
= gui_events(tab
) ;
200 if(event_viewer_data
)
201 return event_viewer_data
->top_widget
;
207 * Event Viewer's constructor
209 * This constructor is used to create EventViewerData data structure.
210 * @return The Event viewer data created.
216 GtkTreeViewColumn
*column
;
217 GtkCellRenderer
*renderer
;
218 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
220 event_viewer_data
->tab
= tab
;
222 LttvTracesetContext
* tsc
=
223 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
226 event_viewer_data
->event_hooks
= lttv_hooks_new();
227 lttv_hooks_add(event_viewer_data
->event_hooks
,
232 lttvwindow_register_current_time_notify(tab
,
233 update_current_time
,event_viewer_data
);
234 lttvwindow_register_current_position_notify(tab
,
235 update_current_position
,event_viewer_data
);
236 lttvwindow_register_traceset_notify(tab
,
237 traceset_changed
,event_viewer_data
);
238 lttvwindow_register_filter_notify(tab
,
239 filter_changed
, event_viewer_data
);
241 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
242 gtk_widget_show (event_viewer_data
->scroll_win
);
243 gtk_scrolled_window_set_policy(
244 GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
245 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
247 event_viewer_data
->currently_selected_position
=
248 lttv_traceset_context_position_new(tsc
);
249 event_viewer_data
->first_event
=
250 lttv_traceset_context_position_new(tsc
);
251 event_viewer_data
->last_event
=
252 lttv_traceset_context_position_new(tsc
);
254 event_viewer_data
->main_win_filter
= NULL
;
256 /* Create a model for storing the data list */
257 event_viewer_data
->store_m
= gtk_list_store_new (
258 N_COLUMNS
, /* Total number of columns */
259 G_TYPE_STRING
, /* Trace name */
260 G_TYPE_STRING
, /* Tracefile name */
261 G_TYPE_UINT
, /* CPUID */
262 G_TYPE_STRING
, /* Event */
263 G_TYPE_STRING
, /* Facility */
264 G_TYPE_UINT
, /* Time s */
265 G_TYPE_UINT
, /* Time ns */
266 G_TYPE_INT
, /* PID */
267 G_TYPE_STRING
, /* Event's description */
268 G_TYPE_POINTER
);/* Position (not shown) */
270 event_viewer_data
->pos
= g_ptr_array_sized_new(10);
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 // Use on each column!
292 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v,
293 //GTK_TREE_VIEW_COLUMN_FIXED);
295 /* The view now holds a reference. We can get rid of our own
297 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
300 /* Create a column, associating the "text" attribute of the
301 * cell_renderer to the first column of the model */
302 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
303 renderer
= gtk_cell_renderer_text_new ();
304 column
= gtk_tree_view_column_new_with_attributes ("Trace",
306 "text", TRACE_NAME_COLUMN
,
308 gtk_tree_view_column_set_alignment (column
, 0.0);
309 gtk_tree_view_column_set_fixed_width (column
, 120);
310 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
313 event_viewer_data
->button
= column
->button
;
315 g_signal_connect (G_OBJECT(event_viewer_data
->button
),
317 G_CALLBACK(header_size_allocate
),
318 (gpointer
)event_viewer_data
);
322 renderer
= gtk_cell_renderer_text_new ();
323 column
= gtk_tree_view_column_new_with_attributes ("Tracefile",
325 "text", TRACEFILE_NAME_COLUMN
,
327 gtk_tree_view_column_set_alignment (column
, 0.0);
328 gtk_tree_view_column_set_fixed_width (column
, 120);
329 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
333 renderer
= gtk_cell_renderer_text_new ();
334 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
336 "text", CPUID_COLUMN
,
338 gtk_tree_view_column_set_alignment (column
, 0.0);
339 gtk_tree_view_column_set_fixed_width (column
, 45);
340 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
343 renderer
= gtk_cell_renderer_text_new ();
344 column
= gtk_tree_view_column_new_with_attributes ("Event",
346 "text", EVENT_COLUMN
,
348 gtk_tree_view_column_set_alignment (column
, 0.0);
349 gtk_tree_view_column_set_fixed_width (column
, 120);
350 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
353 renderer
= gtk_cell_renderer_text_new ();
354 column
= gtk_tree_view_column_new_with_attributes ("Facility",
356 "text", FACILITY_COLUMN
,
358 gtk_tree_view_column_set_alignment (column
, 0.0);
359 gtk_tree_view_column_set_fixed_width (column
, 120);
360 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
363 renderer
= gtk_cell_renderer_text_new ();
364 column
= gtk_tree_view_column_new_with_attributes ("Time (s)",
366 "text", TIME_S_COLUMN
,
368 gtk_tree_view_column_set_alignment (column
, 1.0);
369 gtk_tree_view_column_set_fixed_width (column
, 120);
370 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
373 renderer
= gtk_cell_renderer_text_new ();
374 column
= gtk_tree_view_column_new_with_attributes ("Time (ns)",
376 "text", TIME_NS_COLUMN
,
378 gtk_tree_view_column_set_alignment (column
, 1.0);
379 gtk_tree_view_column_set_fixed_width (column
, 120);
380 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
384 renderer
= gtk_cell_renderer_text_new ();
385 column
= gtk_tree_view_column_new_with_attributes ("PID",
389 gtk_tree_view_column_set_alignment (column
, 1.0);
390 gtk_tree_view_column_set_fixed_width (column
, 45);
391 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
394 renderer
= gtk_cell_renderer_text_new ();
395 column
= gtk_tree_view_column_new_with_attributes ("Event Description",
397 "text", EVENT_DESCR_COLUMN
,
399 gtk_tree_view_column_set_alignment (column
, 0.0);
400 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
404 /* Setup the selection handler */
405 event_viewer_data
->select_c
=
406 gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
407 gtk_tree_selection_set_mode (event_viewer_data
->select_c
,
408 GTK_SELECTION_SINGLE
);
409 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
410 G_CALLBACK (tree_selection_changed_cb
),
413 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
),
414 event_viewer_data
->tree_v
);
416 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
417 event_viewer_data
->top_widget
= event_viewer_data
->hbox_v
;
418 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
),
419 event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
421 /* Create vertical scrollbar and pack it */
422 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
423 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
424 GTK_UPDATE_CONTINUOUS
);
425 // Changed by MD : more user friendly :)
426 //GTK_UPDATE_DISCONTINUOUS);
427 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
),
428 event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
430 /* Get the vertical scrollbar's adjustment */
431 event_viewer_data
->vadjust_c
=
432 gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
433 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
434 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
436 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
437 G_CALLBACK (v_scroll_cb
),
439 /* Set the upper bound to the last event number */
440 event_viewer_data
->previous_value
= 0;
441 event_viewer_data
->vadjust_c
->lower
= 0.0;
442 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
443 event_viewer_data
->vadjust_c
->value
= 0.0;
444 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
445 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
446 // event_viewer_data->vtree_adjust_c->upper;
447 event_viewer_data
->vadjust_c
->page_size
= 2.0;
448 // event_viewer_data->vtree_adjust_c->upper;
449 /* Raw event trace */
450 gtk_widget_show(event_viewer_data
->hbox_v
);
451 gtk_widget_show(event_viewer_data
->tree_v
);
452 gtk_widget_show(event_viewer_data
->vscroll_vc
);
454 /* Add the object's information to the module's array */
455 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
,
458 event_viewer_data
->num_visible_events
= 1;
460 //get the life span of the traceset and set the upper of the scroll bar
462 TimeInterval time_span
= tsc
->time_span
;
463 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
465 event_viewer_data
->vadjust_c
->upper
=
466 ltt_time_to_double(end
);
468 /* Set the Selected Event */
469 // tree_v_set_cursor(event_viewer_data);
471 // event_viewer_data->current_time_updated = FALSE;
473 g_object_set_data_full(
474 G_OBJECT(event_viewer_data
->hbox_v
),
477 (GDestroyNotify
)gui_events_free
);
480 return event_viewer_data
;
486 header_size_allocate(GtkWidget
*widget
,
487 GtkAllocation
*allocation
,
490 EventViewerData
*event_viewer_data
= (EventViewerData
*)user_data
;
492 event_viewer_data
->header_height
= allocation
->height
;
498 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
502 g_debug("set cursor cb");
505 if(event_viewer_data
->currently_selected_event
!= -1)
507 path
= gtk_tree_path_new_from_indices(
508 event_viewer_data
->currently_selected_event
,
511 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
513 gtk_tree_path_free(path
);
518 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
523 g_debug("get cursor cb");
527 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
529 indices
= gtk_tree_path_get_indices(path
);
532 event_viewer_data
->currently_selected_event
= indices
[0];
534 event_viewer_data
->currently_selected_event
= -1;
536 gtk_tree_path_free(path
);
542 void tree_v_move_cursor_cb (GtkWidget
*widget
,
543 GtkMovementStep arg1
,
547 GtkTreePath
*path
; // = gtk_tree_path_new();
550 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
552 g_debug("move cursor cb");
553 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
557 /* No prior cursor, put it at beginning of page
558 * and let the execution do */
559 path
= gtk_tree_path_new_from_indices(0, -1);
560 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
564 indices
= gtk_tree_path_get_indices(path
);
566 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
568 g_debug("tree view move cursor : arg1 is %u and arg2 is %d",
572 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
577 /* move one line down */
578 if(indices
[0]) // Do we need an empty field here (before first)?
580 if(value
+ event_viewer_data
->num_visible_events
<=
581 event_viewer_data
->number_of_events
-1)
583 event_viewer_data
->currently_selected_event
+= 1;
584 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
585 //gtk_tree_path_free(path);
586 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
587 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
588 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
592 /* Move one line up */
597 event_viewer_data
->currently_selected_event
-= 1;
598 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
599 //gtk_tree_path_free(path);
600 //path = gtk_tree_path_new_from_indices(0, -1);
601 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
602 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
608 if(arg1
== GTK_MOVEMENT_PAGES
)
613 if(event_viewer_data
->num_visible_events
== 1)
615 /* move one page down */
616 if(value
+ event_viewer_data
->num_visible_events
-1 <=
617 event_viewer_data
->number_of_events
)
619 event_viewer_data
->currently_selected_event
+=
620 event_viewer_data
->num_visible_events
-1;
621 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
622 // value+(event_viewer_data->num_visible_events-1));
623 //gtk_tree_path_free(path);
624 //path = gtk_tree_path_new_from_indices(0, -1);
625 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
626 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
629 /* Move one page up */
630 if(event_viewer_data
->num_visible_events
== 1)
633 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
635 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
637 event_viewer_data
->currently_selected_event
-=
638 event_viewer_data
->num_visible_events
-1;
640 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
641 // value-(event_viewer_data->num_visible_events-1));
642 //gtk_tree_path_free(path);
643 //path = gtk_tree_path_new_from_indices(0, -1);
644 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
645 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
648 /* Go to first Event */
649 event_viewer_data
->currently_selected_event
== 0 ;
650 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
652 //gtk_tree_path_free(path);
653 //path = gtk_tree_path_new_from_indices(0, -1);
654 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
655 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
662 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
664 /* Move to the ends of the buffer */
667 /* move end of buffer */
668 event_viewer_data
->currently_selected_event
=
669 event_viewer_data
->number_of_events
-1 ;
670 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
671 // event_viewer_data->number_of_events -
672 // event_viewer_data->num_visible_events);
673 //gtk_tree_path_free(path);
674 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
675 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
676 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
678 /* Move beginning of buffer */
679 event_viewer_data
->currently_selected_event
= 0 ;
680 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
681 //gtk_tree_path_free(path);
682 //path = gtk_tree_path_new_from_indices(0, -1);
683 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
684 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
688 gtk_tree_path_free(path
);
691 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
693 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
694 Tab
*tab
= event_viewer_data
->tab
;
696 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
698 LttvTracesetContextPosition
*pos
;
700 g_debug("cursor changed cb");
703 /* On cursor change, modify the currently selected event by calling
704 * the right API function */
705 tree_v_get_cursor(event_viewer_data
);
707 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
709 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
710 gtk_tree_model_get(model
, &iter
, POSITION_COLUMN
, &pos
, -1);
712 lttvwindow_report_current_position(tab
, pos
);
714 g_warning("Can not get iter\n");
720 static void tree_selection_changed_cb (GtkTreeSelection
*selection
,
723 g_debug("tree sel changed cb");
724 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
726 /* Set the cursor to currently selected event */
727 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
729 LttvTracesetContextPosition
*pos
;
731 GtkTreePath
*tree_path
;
733 for(i
=0;i
<event_viewer_data
->num_visible_events
;i
++) {
734 tree_path
= gtk_tree_path_new_from_indices(
737 if(gtk_tree_model_get_iter(model
,&iter
,tree_path
)){
738 gtk_tree_model_get(model
, &iter
, POSITION_COLUMN
, &pos
, -1);
740 if(lttv_traceset_context_pos_pos_compare(pos
,
741 event_viewer_data
->currently_selected_position
) == 0) {
743 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
744 tree_path
, NULL
, FALSE
);
749 g_warning("Can not get iter\n");
751 gtk_tree_path_free(tree_path
);
758 /* This callback may be recalled after a step up/down, but we don't want to lose
759 * the exact position : what we do is that we only set the value if it has
760 * changed : a step up/down that doesn't change the time value of the first
761 * event won't trigger a scrollbar change. */
763 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
765 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
766 LttvTracesetStats
*tss
=
767 lttvwindow_get_traceset_stats(event_viewer_data
->tab
);
768 LttvTracesetContext
*tsc
= (LttvTracesetContext
*)tss
;
769 g_debug("SCROLL begin");
770 g_debug("SCROLL values : %g , %g, %g",
771 adjustment
->value
, event_viewer_data
->previous_value
,
772 (adjustment
->value
- event_viewer_data
->previous_value
));
774 LttTime new_time_off
= ltt_time_from_double(adjustment
->value
);
775 LttTime old_time_off
= ltt_time_from_double(event_viewer_data
->previous_value
);
776 g_debug("SCROLL time values %lu.%lu, %lu.%lu", new_time_off
.tv_sec
,
777 new_time_off
.tv_nsec
, old_time_off
.tv_sec
, old_time_off
.tv_nsec
);
778 /* If same value : nothing to update */
779 if(ltt_time_compare(new_time_off
, old_time_off
) == 0)
782 //LttTime old_time = event_viewer_data->first_event;
784 get_events(adjustment
->value
, event_viewer_data
);
786 LttTime time
= ltt_time_sub(event_viewer_data
->first_event
,
787 tsc
->time_span
.start_time
);
788 double value
= ltt_time_to_double(time
);
789 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, value
);
791 if(event_viewer_data
->currently_selected_event
!= -1) {
793 tree_path
= gtk_tree_path_new_from_indices(
794 event_viewer_data
->currently_selected_event
,
797 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
799 gtk_tree_path_free(tree_path
);
802 g_debug("SCROLL end");
805 static __inline gint
get_cell_height(GtkTreeView
*TreeView
)
808 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
810 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
815 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
817 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
818 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
819 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
820 gdouble exact_num_visible
;
822 exact_num_visible
= ( alloc
->height
-
823 event_viewer_data
->header_height
)
824 / (double)cell_height
;
826 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
829 event_viewer_data->vadjust_c->page_increment =
830 floor(exact_num_visible);
831 event_viewer_data->vadjust_c->page_size =
832 floor(exact_num_visible);
835 g_debug("size allocate : last_num_visible_events : %d,\
836 num_visible_events : %d",
837 last_num_visible_events
,
838 event_viewer_data
->num_visible_events
);
839 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
841 get_events(event_viewer_data
->vadjust_c
->value
, event_viewer_data
);
847 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
850 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
851 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
853 h
= cell_height
+ event_viewer_data
->header_height
;
854 requisition
->height
= h
;
859 gboolean
show_event_detail(void * hook_data
, void * call_data
)
861 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
862 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
864 if(event_viewer_data
->event_fields_queue_tmp
->length
== 0 &&
865 event_viewer_data
->event_fields_queue
->length
== 0){
866 event_viewer_data
->shown
= FALSE
;
870 if(event_viewer_data
->shown
== FALSE
){
871 event_viewer_data
->shown
= TRUE
;
872 update_raw_data_array(event_viewer_data
,
873 event_viewer_data
->event_fields_queue_tmp
->length
);
875 get_data(event_viewer_data
->vadjust_c
->value
,
876 event_viewer_data
->num_visible_events
,
879 remove_context_hooks(event_viewer_data
,tsc
);
892 static void get_events(double new_value
, EventViewerData
*event_viewer_data
)
894 GtkTreePath
*tree_path
;
895 LttvTracesetStats
*tss
=
896 lttvwindow_get_traceset_stats(event_viewer_data
->tab
);
897 LttvTracesetContext
*tsc
= (LttvTracesetContext
*)tss
;
899 gboolean seek_by_time
;
901 double value
= new_value
- event_viewer_data
->previous_value
;
903 /* See where we have to scroll... */
904 ScrollDirection direction
;
905 gint relative_position
;
908 if(value
>= -1.0) direction
= SCROLL_STEP_UP
;
910 if(value
>= -2.0) direction
= SCROLL_PAGE_UP
;
911 else direction
= SCROLL_JUMP
;
913 } else if(value
> 0.0) {
914 if(value
<= 1.0) direction
= SCROLL_STEP_DOWN
;
916 if(value
<= 2.0) direction
= SCROLL_PAGE_DOWN
;
917 else direction
= SCROLL_JUMP
;
919 } else direction
= SCROLL_NONE
; /* 0.0 */
924 g_debug("get_events : SCROLL_STEP_UP");
925 relative_position
= -1;
928 case SCROLL_STEP_DOWN
:
929 g_debug("get_events : SCROLL_STEP_DOWN");
930 relative_position
= 1;
934 g_debug("get_events : SCROLL_PAGE_UP");
935 relative_position
= -(event_viewer_data
->num_visible_events
);
938 case SCROLL_PAGE_DOWN
:
939 g_debug("get_events : SCROLL_PAGE_DOWN");
940 relative_position
= event_viewer_data
->num_visible_events
;
944 g_debug("get_events : SCROLL_JUMP");
948 g_debug("get_events : SCROLL_NONE");
949 relative_position
= 0;
954 LttTime time
= ltt_time_from_double(new_value
);
955 time
= ltt_time_add(tsc
->time_span
.start_time
, time
);
959 LttvTracesetContextPosition
*pos
=
960 lttv_traceset_context_position_new(tsc
);
962 /* Remember the beginning position */
963 if(event_viewer_data
->pos
->len
> 0) {
964 LttvTracesetContextPosition
*first_pos
=
965 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
967 lttv_traceset_context_position_copy(pos
, first_pos
);
968 g_assert(lttv_process_traceset_seek_position(tsc
, pos
) == 0);
970 /* There is nothing in the list : simply seek to the time value. */
971 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
973 lttv_process_traceset_middle(tsc
, time
, G_MAXUINT
,
977 /* Note that, as we mess with the tsc position, this function CANNOT be called
978 * from a hook inside the lttv_process_traceset_middle. */
979 /* As the lttvwindow API keeps a sync_position inside the tsc to go back at
980 * the right spot after being interrupted, it's ok to change the tsc position,
981 * as long as we do not touch the sync_position. */
983 /* Get the beginning position of the read (with seek backward or seek forward)
985 if(relative_position
> 0) {
987 count
= lttv_process_traceset_seek_n_forward(tsc
, relative_position
,
988 event_viewer_data
->main_win_filter
);
989 } else if(relative_position
< 0) {
992 /* Get an idea of currently shown event dispersion */
993 LttTime first_event_time
=
994 lttv_traceset_context_position_get_time(event_viewer_data
->first_event
);
995 LttTime last_event_time
=
996 lttv_traceset_context_position_get_time(event_viewer_data
->last_event
);
997 LttTime time_diff
= ltt_time_sub(last_event_time
, first_event_time
);
998 if(ltt_time_compare(time_diff
, ltt_time_zero
) == 0)
999 time_diff
= seek_back_default_offset
;
1000 count
= lttv_process_traceset_seek_n_backward(tsc
, abs(relative_position
),
1002 (seek_time_fct
)lttv_state_traceset_seek_time_closest
,
1003 event_viewer_data
->main_win_filter
);
1004 } /* else 0 : do nothing : we are already at the beginning position */
1006 lttv_traceset_context_position_destroy(pos
);
1008 /* Save the first event position */
1009 lttv_traceset_context_position_save(tsc
, event_viewer_data
->first_event
);
1011 time
= lttv_traceset_context_position_get_time(
1012 event_viewer_data
->first_event
);
1013 LttTime time_val
= ltt_time_sub(time
,
1014 tsc
->time_span
.start_time
);
1015 event_viewer_data
->previous_value
= ltt_time_to_double(time_val
);
1017 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
, time
);
1018 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, G_MAXUINT
,
1019 event_viewer_data
->first_event
);
1023 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
1025 lttv_process_traceset_middle(tsc
, time
, G_MAXUINT
,
1027 LttTime time_val
= ltt_time_sub(time
,
1028 tsc
->time_span
.start_time
);
1029 event_viewer_data
->previous_value
= ltt_time_to_double(time_val
);
1030 lttv_traceset_context_position_save(tsc
, event_viewer_data
->first_event
);
1033 /* Clear the model (don't forget to free the TCS positions!) */
1034 gtk_list_store_clear(event_viewer_data
->store_m
);
1035 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
1036 LttvTracesetContextPosition
*cur_pos
=
1037 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1039 lttv_traceset_context_position_destroy(cur_pos
);
1041 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
1045 * I make the choice not to use the mainwindow lttvwindow API here : it will
1046 * be faster to read the events ourself from lttv_process_traceset_middle, as
1047 * we are already at the right read position. It would be costier to use the
1048 * seek time closest for nothing, as we only have few events to read.
1050 /* FIXME : use seek time closest and middle to have a good state. */
1052 lttv_process_traceset_begin(tsc
,
1053 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
1055 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, G_MAXUINT
, NULL
);
1057 lttv_process_traceset_end(tsc
,
1058 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
1060 /* Get the end position */
1061 if(event_viewer_data
->pos
->len
> 0) {
1062 LttvTracesetContextPosition
*cur_pos
=
1063 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1064 event_viewer_data
->pos
->len
- 1);
1065 lttv_traceset_context_position_copy(event_viewer_data
->last_event
,
1068 lttv_traceset_context_position_save(tsc
, event_viewer_data
->last_event
);
1070 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
1071 event_viewer_data
->previous_value
);
1073 //g_signal_emit_by_name(G_OBJECT (event_viewer_data->select_c),
1082 int event_hook(void *hook_data
, void *call_data
)
1084 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1085 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1086 LttEvent
*e
= ltt_tracefile_get_event(tfc
->tf
);
1088 LttvFilter
*filter
= event_viewer_data
->main_win_filter
;
1089 if(filter
!= NULL
&& filter
->head
!= NULL
)
1090 if(!lttv_filter_tree_parse(filter
->head
,e
,tfc
->tf
,
1091 tfc
->t_context
->t
,tfc
))
1094 LttFacility
*facility
= ltt_event_facility(e
);
1095 LttEventType
*event_type
= ltt_event_eventtype(e
);
1096 LttField
*field
= ltt_event_field(e
);
1097 LttTime time
= ltt_event_time(e
);
1099 guint cpu
= ltt_tracefile_num(tfc
->tf
);
1100 LttvTraceState
*ts
= (LttvTraceState
*)tfc
->t_context
;
1101 LttvProcessState
*process
= ts
->running_process
[cpu
];
1105 GString
*desc
= g_string_new("");
1107 LttvTracesetContextPosition
*pos
=
1108 lttv_traceset_context_position_new(tfc
->t_context
->ts_context
);
1110 lttv_traceset_context_position_save(tfc
->t_context
->ts_context
, pos
);
1113 lttv_print_field(e
, field
, desc
, TRUE
);
1115 g_info("field : %s", desc
->str
);
1117 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1118 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1119 TRACE_NAME_COLUMN
, g_quark_to_string(ltt_trace_name(tfc
->t_context
->t
)),
1120 TRACEFILE_NAME_COLUMN
, g_quark_to_string(ltt_tracefile_name(tfc
->tf
)),
1122 FACILITY_COLUMN
, g_quark_to_string(ltt_facility_name(facility
)),
1123 EVENT_COLUMN
, g_quark_to_string(ltt_eventtype_name(event_type
)),
1124 TIME_S_COLUMN
, time
.tv_sec
,
1125 TIME_NS_COLUMN
, time
.tv_nsec
,
1126 PID_COLUMN
, process
->pid
,
1127 EVENT_DESCR_COLUMN
, desc
->str
,
1128 POSITION_COLUMN
, pos
,
1131 g_ptr_array_add(event_viewer_data
->pos
, pos
);
1133 g_string_free(desc
, TRUE
);
1135 if(event_viewer_data
->pos
->len
>= event_viewer_data
->num_visible_events
)
1144 gboolean
update_current_time(void * hook_data
, void * call_data
)
1146 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1147 const LttTime
* current_time
= (LttTime
*)call_data
;
1148 LttvTracesetContext
* tsc
=
1149 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1151 /* If the currently selected event time != current time, set the first event
1152 * with this time as currently selected. */
1153 LttTime pos_time
= lttv_traceset_context_position_get_time(
1154 event_viewer_data
->currently_selected_position
);
1155 if(ltt_time_compare(pos_time
, *current_time
) != 0) {
1157 lttv_process_traceset_seek_time(tsc
, *current_time
);
1158 lttv_traceset_context_position_save(tsc
,
1159 event_viewer_data
->currently_selected_position
);
1160 pos_time
= lttv_traceset_context_position_get_time(
1161 event_viewer_data
->currently_selected_position
);
1164 LttTime time
= ltt_time_sub(pos_time
, tsc
->time_span
.start_time
);
1165 double new_value
= ltt_time_to_double(time
);
1167 /* Change the viewed area if does not match */
1168 if(lttv_traceset_context_pos_pos_compare(
1169 event_viewer_data
->currently_selected_position
,
1170 event_viewer_data
->first_event
) < 0
1172 lttv_traceset_context_pos_pos_compare(
1173 event_viewer_data
->currently_selected_position
,
1174 event_viewer_data
->last_event
) > 0)
1175 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, new_value
);
1180 gboolean
update_current_position(void * hook_data
, void * call_data
)
1182 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1183 const LttvTracesetContextPosition
*current_pos
=
1184 (LttvTracesetContextPosition
*)call_data
;
1185 LttvTracesetContext
* tsc
=
1186 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1188 if(lttv_traceset_context_pos_pos_compare(
1189 event_viewer_data
->currently_selected_position
, current_pos
) != 0) {
1190 lttv_traceset_context_position_copy(
1191 event_viewer_data
->currently_selected_position
, current_pos
);
1194 /* Change the viewed area if does not match */
1195 if(lttv_traceset_context_pos_pos_compare(
1196 event_viewer_data
->currently_selected_position
,
1197 event_viewer_data
->first_event
) < 0
1199 lttv_traceset_context_pos_pos_compare(
1200 event_viewer_data
->currently_selected_position
,
1201 event_viewer_data
->last_event
) > 0) {
1202 LttTime time
= lttv_traceset_context_position_get_time(current_pos
);
1203 time
= ltt_time_sub(time
, tsc
->time_span
.start_time
);
1204 double new_value
= ltt_time_to_double(time
);
1205 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, new_value
);
1216 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1218 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1219 LttvTracesetContext
* tsc
=
1220 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1221 TimeInterval time_span
= tsc
->time_span
;
1224 gtk_list_store_clear(event_viewer_data
->store_m
);
1225 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
1227 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
1228 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(end
);
1229 g_signal_emit_by_name(event_viewer_data
->vadjust_c
, "value-changed");
1230 // event_viewer_data->vadjust_c->value = 0;
1235 gboolean
filter_changed(void * hook_data
, void * call_data
)
1237 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1238 LttvTracesetContext
* tsc
=
1239 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1241 event_viewer_data
->main_win_filter
=
1242 (LttvFilter
*)call_data
;
1243 g_signal_emit_by_name(event_viewer_data
->vadjust_c
, "value-changed");
1252 void gui_events_free(EventViewerData
*event_viewer_data
)
1254 Tab
*tab
= event_viewer_data
->tab
;
1257 if(event_viewer_data
){
1258 lttv_hooks_remove(event_viewer_data
->event_hooks
,event_hook
);
1259 lttv_hooks_destroy(event_viewer_data
->event_hooks
);
1261 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
1262 LttvTracesetContextPosition
*cur_pos
=
1263 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1265 lttv_traceset_context_position_destroy(cur_pos
);
1267 lttv_traceset_context_position_destroy(
1268 event_viewer_data
->currently_selected_position
);
1269 lttv_traceset_context_position_destroy(
1270 event_viewer_data
->first_event
);
1271 lttv_traceset_context_position_destroy(
1272 event_viewer_data
->last_event
);
1273 g_ptr_array_free(event_viewer_data
->pos
, TRUE
);
1275 lttvwindow_unregister_current_time_notify(tab
,
1276 update_current_time
, event_viewer_data
);
1277 lttvwindow_unregister_current_position_notify(tab
,
1278 update_current_position
, event_viewer_data
);
1279 //lttvwindow_unregister_show_notify(tab,
1280 // show_event_detail, event_viewer_data);
1281 lttvwindow_unregister_traceset_notify(tab
,
1282 traceset_changed
, event_viewer_data
);
1283 lttvwindow_unregister_filter_notify(tab
,
1284 filter_changed
, event_viewer_data
);
1286 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
,
1288 g_free(event_viewer_data
);
1294 void gui_events_destructor(EventViewerData
*event_viewer_data
)
1296 /* May already been done by GTK window closing */
1297 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1298 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1305 * plugin's init function
1307 * This function initializes the Event Viewer functionnality through the
1310 static void init() {
1312 lttvwindow_register_constructor("guievents",
1314 "Insert Event Viewer",
1315 hGuiEventsInsert_xpm
,
1316 "Insert Event Viewer",
1320 void event_destroy_walk(gpointer data
, gpointer user_data
)
1322 gui_events_destructor((EventViewerData
*)data
);
1326 * plugin's destroy function
1328 * This function releases the memory reserved by the module and unregisters
1329 * everything that has been registered in the gtkTraceSet API.
1331 static void destroy() {
1333 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1334 g_slist_free(g_event_viewer_data_list
);
1336 lttvwindow_unregister_constructor(h_gui_events
);
1343 LTTV_MODULE("guievents", "Detailed events view", \
1344 "Graphical module to display a detailed event list", \
1345 init
, destroy
, "lttvwindow", "print")