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 */
130 /** hook functions for update time interval, current time ... */
131 gboolean
update_current_time(void * hook_data
, void * call_data
);
132 gboolean
update_current_position(void * hook_data
, void * call_data
);
133 //gboolean show_event_detail(void * hook_data, void * call_data);
134 gboolean
traceset_changed(void * hook_data
, void * call_data
);
136 //! Event Viewer's constructor hook
137 GtkWidget
*h_gui_events(Tab
*tab
);
138 //! Event Viewer's constructor
139 EventViewerData
*gui_events(Tab
*tab
);
140 //! Event Viewer's destructor
141 void gui_events_destructor(EventViewerData
*event_viewer_data
);
142 void gui_events_free(EventViewerData
*event_viewer_data
);
145 header_size_allocate(GtkWidget
*widget
,
146 GtkAllocation
*allocation
,
149 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
150 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
152 /* Prototype for selection handler callback */
153 static void tree_selection_changed_cb (GtkTreeSelection
*selection
,
155 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
156 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
,
158 static void tree_v_size_request_cb (GtkWidget
*widget
,
159 GtkRequisition
*requisition
, gpointer data
);
160 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
161 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
,
162 gint arg2
, gpointer data
);
165 static void get_events(double time
, EventViewerData
*event_viewer_data
);
167 int event_hook(void *hook_data
, void *call_data
);
169 /* Enumeration of the columns */
173 TRACEFILE_NAME_COLUMN
,
186 * Event Viewer's constructor hook
188 * This constructor is given as a parameter to the menuitem and toolbar button
189 * registration. It creates the list.
190 * @param parent_window A pointer to the parent window.
191 * @return The widget created.
194 h_gui_events(Tab
* tab
)
196 EventViewerData
* event_viewer_data
= gui_events(tab
) ;
197 if(event_viewer_data
)
198 return event_viewer_data
->top_widget
;
204 * Event Viewer's constructor
206 * This constructor is used to create EventViewerData data structure.
207 * @return The Event viewer data created.
213 GtkTreeViewColumn
*column
;
214 GtkCellRenderer
*renderer
;
215 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
217 event_viewer_data
->tab
= tab
;
219 LttvTracesetContext
* tsc
=
220 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
223 event_viewer_data
->event_hooks
= lttv_hooks_new();
224 lttv_hooks_add(event_viewer_data
->event_hooks
,
229 lttvwindow_register_current_time_notify(tab
,
230 update_current_time
,event_viewer_data
);
231 lttvwindow_register_current_position_notify(tab
,
232 update_current_position
,event_viewer_data
);
233 lttvwindow_register_traceset_notify(tab
,
234 traceset_changed
,event_viewer_data
);
236 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
237 gtk_widget_show (event_viewer_data
->scroll_win
);
238 gtk_scrolled_window_set_policy(
239 GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
240 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
242 event_viewer_data
->currently_selected_position
=
243 lttv_traceset_context_position_new(tsc
);
244 event_viewer_data
->first_event
=
245 lttv_traceset_context_position_new(tsc
);
246 event_viewer_data
->last_event
=
247 lttv_traceset_context_position_new(tsc
);
249 /* Create a model for storing the data list */
250 event_viewer_data
->store_m
= gtk_list_store_new (
251 N_COLUMNS
, /* Total number of columns */
252 G_TYPE_STRING
, /* Trace name */
253 G_TYPE_STRING
, /* Tracefile name */
254 G_TYPE_UINT
, /* CPUID */
255 G_TYPE_STRING
, /* Event */
256 G_TYPE_STRING
, /* Facility */
257 G_TYPE_UINT
, /* Time s */
258 G_TYPE_UINT
, /* Time ns */
259 G_TYPE_INT
, /* PID */
260 G_TYPE_STRING
, /* Event's description */
261 G_TYPE_POINTER
);/* Position (not shown) */
263 event_viewer_data
->pos
= g_ptr_array_sized_new(10);
265 /* Create the viewer widget for the columned list */
266 event_viewer_data
->tree_v
=
267 gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
269 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
270 G_CALLBACK (tree_v_size_allocate_cb
),
272 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
273 G_CALLBACK (tree_v_size_request_cb
),
276 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
277 G_CALLBACK (tree_v_cursor_changed_cb
),
280 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
281 G_CALLBACK (tree_v_move_cursor_cb
),
284 // Use on each column!
285 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v,
286 //GTK_TREE_VIEW_COLUMN_FIXED);
288 /* The view now holds a reference. We can get rid of our own
290 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
293 /* Create a column, associating the "text" attribute of the
294 * cell_renderer to the first column of the model */
295 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
296 renderer
= gtk_cell_renderer_text_new ();
297 column
= gtk_tree_view_column_new_with_attributes ("Trace",
299 "text", TRACE_NAME_COLUMN
,
301 gtk_tree_view_column_set_alignment (column
, 0.0);
302 gtk_tree_view_column_set_fixed_width (column
, 120);
303 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
306 event_viewer_data
->button
= column
->button
;
308 g_signal_connect (G_OBJECT(event_viewer_data
->button
),
310 G_CALLBACK(header_size_allocate
),
311 (gpointer
)event_viewer_data
);
315 renderer
= gtk_cell_renderer_text_new ();
316 column
= gtk_tree_view_column_new_with_attributes ("Tracefile",
318 "text", TRACEFILE_NAME_COLUMN
,
320 gtk_tree_view_column_set_alignment (column
, 0.0);
321 gtk_tree_view_column_set_fixed_width (column
, 120);
322 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
326 renderer
= gtk_cell_renderer_text_new ();
327 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
329 "text", CPUID_COLUMN
,
331 gtk_tree_view_column_set_alignment (column
, 0.0);
332 gtk_tree_view_column_set_fixed_width (column
, 45);
333 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
336 renderer
= gtk_cell_renderer_text_new ();
337 column
= gtk_tree_view_column_new_with_attributes ("Event",
339 "text", EVENT_COLUMN
,
341 gtk_tree_view_column_set_alignment (column
, 0.0);
342 gtk_tree_view_column_set_fixed_width (column
, 120);
343 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
346 renderer
= gtk_cell_renderer_text_new ();
347 column
= gtk_tree_view_column_new_with_attributes ("Facility",
349 "text", FACILITY_COLUMN
,
351 gtk_tree_view_column_set_alignment (column
, 0.0);
352 gtk_tree_view_column_set_fixed_width (column
, 120);
353 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
356 renderer
= gtk_cell_renderer_text_new ();
357 column
= gtk_tree_view_column_new_with_attributes ("Time (s)",
359 "text", TIME_S_COLUMN
,
361 gtk_tree_view_column_set_alignment (column
, 1.0);
362 gtk_tree_view_column_set_fixed_width (column
, 120);
363 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
366 renderer
= gtk_cell_renderer_text_new ();
367 column
= gtk_tree_view_column_new_with_attributes ("Time (ns)",
369 "text", TIME_NS_COLUMN
,
371 gtk_tree_view_column_set_alignment (column
, 1.0);
372 gtk_tree_view_column_set_fixed_width (column
, 120);
373 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
377 renderer
= gtk_cell_renderer_text_new ();
378 column
= gtk_tree_view_column_new_with_attributes ("PID",
382 gtk_tree_view_column_set_alignment (column
, 1.0);
383 gtk_tree_view_column_set_fixed_width (column
, 45);
384 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
387 renderer
= gtk_cell_renderer_text_new ();
388 column
= gtk_tree_view_column_new_with_attributes ("Event Description",
390 "text", EVENT_DESCR_COLUMN
,
392 gtk_tree_view_column_set_alignment (column
, 0.0);
393 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
397 /* Setup the selection handler */
398 event_viewer_data
->select_c
=
399 gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
400 gtk_tree_selection_set_mode (event_viewer_data
->select_c
,
401 GTK_SELECTION_SINGLE
);
402 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
403 G_CALLBACK (tree_selection_changed_cb
),
406 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
),
407 event_viewer_data
->tree_v
);
409 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
410 event_viewer_data
->top_widget
= event_viewer_data
->hbox_v
;
411 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
),
412 event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
414 /* Create vertical scrollbar and pack it */
415 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
416 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
417 GTK_UPDATE_CONTINUOUS
);
418 // Changed by MD : more user friendly :)
419 //GTK_UPDATE_DISCONTINUOUS);
420 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
),
421 event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
423 /* Get the vertical scrollbar's adjustment */
424 event_viewer_data
->vadjust_c
=
425 gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
426 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
427 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
429 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
430 G_CALLBACK (v_scroll_cb
),
432 /* Set the upper bound to the last event number */
433 event_viewer_data
->previous_value
= 0;
434 event_viewer_data
->vadjust_c
->lower
= 0.0;
435 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
436 event_viewer_data
->vadjust_c
->value
= 0.0;
437 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
438 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
439 // event_viewer_data->vtree_adjust_c->upper;
440 event_viewer_data
->vadjust_c
->page_size
= 2.0;
441 // event_viewer_data->vtree_adjust_c->upper;
442 /* Raw event trace */
443 gtk_widget_show(event_viewer_data
->hbox_v
);
444 gtk_widget_show(event_viewer_data
->tree_v
);
445 gtk_widget_show(event_viewer_data
->vscroll_vc
);
447 /* Add the object's information to the module's array */
448 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
,
451 event_viewer_data
->num_visible_events
= 1;
453 //get the life span of the traceset and set the upper of the scroll bar
455 TimeInterval time_span
= tsc
->time_span
;
456 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
458 event_viewer_data
->vadjust_c
->upper
=
459 ltt_time_to_double(end
);
461 /* Set the Selected Event */
462 // tree_v_set_cursor(event_viewer_data);
464 // event_viewer_data->current_time_updated = FALSE;
466 g_object_set_data_full(
467 G_OBJECT(event_viewer_data
->hbox_v
),
470 (GDestroyNotify
)gui_events_free
);
473 return event_viewer_data
;
479 header_size_allocate(GtkWidget
*widget
,
480 GtkAllocation
*allocation
,
483 EventViewerData
*event_viewer_data
= (EventViewerData
*)user_data
;
485 event_viewer_data
->header_height
= allocation
->height
;
491 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
495 g_debug("set cursor cb");
498 if(event_viewer_data
->currently_selected_event
!= -1)
500 path
= gtk_tree_path_new_from_indices(
501 event_viewer_data
->currently_selected_event
,
504 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
506 gtk_tree_path_free(path
);
511 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
516 g_debug("get cursor cb");
520 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
522 indices
= gtk_tree_path_get_indices(path
);
525 event_viewer_data
->currently_selected_event
= indices
[0];
527 event_viewer_data
->currently_selected_event
= -1;
529 gtk_tree_path_free(path
);
535 void tree_v_move_cursor_cb (GtkWidget
*widget
,
536 GtkMovementStep arg1
,
540 GtkTreePath
*path
; // = gtk_tree_path_new();
543 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
545 g_debug("move cursor cb");
546 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
550 /* No prior cursor, put it at beginning of page
551 * and let the execution do */
552 path
= gtk_tree_path_new_from_indices(0, -1);
553 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
557 indices
= gtk_tree_path_get_indices(path
);
559 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
561 g_debug("tree view move cursor : arg1 is %u and arg2 is %d",
565 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
570 /* move one line down */
571 if(indices
[0]) // Do we need an empty field here (before first)?
573 if(value
+ event_viewer_data
->num_visible_events
<=
574 event_viewer_data
->number_of_events
-1)
576 event_viewer_data
->currently_selected_event
+= 1;
577 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
578 //gtk_tree_path_free(path);
579 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
580 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
581 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
585 /* Move one line up */
590 event_viewer_data
->currently_selected_event
-= 1;
591 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
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");
601 if(arg1
== GTK_MOVEMENT_PAGES
)
606 if(event_viewer_data
->num_visible_events
== 1)
608 /* move one page down */
609 if(value
+ event_viewer_data
->num_visible_events
-1 <=
610 event_viewer_data
->number_of_events
)
612 event_viewer_data
->currently_selected_event
+=
613 event_viewer_data
->num_visible_events
-1;
614 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
615 // value+(event_viewer_data->num_visible_events-1));
616 //gtk_tree_path_free(path);
617 //path = gtk_tree_path_new_from_indices(0, -1);
618 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
619 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
622 /* Move one page up */
623 if(event_viewer_data
->num_visible_events
== 1)
626 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
628 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
630 event_viewer_data
->currently_selected_event
-=
631 event_viewer_data
->num_visible_events
-1;
633 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
634 // value-(event_viewer_data->num_visible_events-1));
635 //gtk_tree_path_free(path);
636 //path = gtk_tree_path_new_from_indices(0, -1);
637 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
638 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
641 /* Go to first Event */
642 event_viewer_data
->currently_selected_event
== 0 ;
643 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
645 //gtk_tree_path_free(path);
646 //path = gtk_tree_path_new_from_indices(0, -1);
647 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
648 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
655 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
657 /* Move to the ends of the buffer */
660 /* move end of buffer */
661 event_viewer_data
->currently_selected_event
=
662 event_viewer_data
->number_of_events
-1 ;
663 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
664 // event_viewer_data->number_of_events -
665 // event_viewer_data->num_visible_events);
666 //gtk_tree_path_free(path);
667 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
668 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
669 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
671 /* Move beginning of buffer */
672 event_viewer_data
->currently_selected_event
= 0 ;
673 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
674 //gtk_tree_path_free(path);
675 //path = gtk_tree_path_new_from_indices(0, -1);
676 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
677 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
681 gtk_tree_path_free(path
);
684 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
686 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
687 Tab
*tab
= event_viewer_data
->tab
;
689 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
691 LttvTracesetContextPosition
*pos
;
693 g_debug("cursor changed cb");
696 /* On cursor change, modify the currently selected event by calling
697 * the right API function */
698 tree_v_get_cursor(event_viewer_data
);
700 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
702 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
703 gtk_tree_model_get(model
, &iter
, POSITION_COLUMN
, &pos
, -1);
705 lttvwindow_report_current_position(tab
, pos
);
707 g_warning("Can not get iter\n");
713 static void tree_selection_changed_cb (GtkTreeSelection
*selection
,
716 g_debug("tree sel changed cb");
717 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
719 /* Set the cursor to currently selected event */
720 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
722 LttvTracesetContextPosition
*pos
;
724 GtkTreePath
*tree_path
;
726 for(i
=0;i
<event_viewer_data
->num_visible_events
;i
++) {
727 tree_path
= gtk_tree_path_new_from_indices(
730 if(gtk_tree_model_get_iter(model
,&iter
,tree_path
)){
731 gtk_tree_model_get(model
, &iter
, POSITION_COLUMN
, &pos
, -1);
733 if(lttv_traceset_context_pos_pos_compare(pos
,
734 event_viewer_data
->currently_selected_position
) == 0) {
736 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
737 tree_path
, NULL
, FALSE
);
742 g_warning("Can not get iter\n");
744 gtk_tree_path_free(tree_path
);
750 /* This callback may be recalled after a step up/down, but we don't want to lose
751 * the exact position : what we do is that we only set the value if it has
752 * changed : a step up/down that doesn't change the time value of the first
753 * event won't trigger a scrollbar change. */
755 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
757 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
758 LttvTracesetStats
*tss
=
759 lttvwindow_get_traceset_stats(event_viewer_data
->tab
);
760 LttvTracesetContext
*tsc
= (LttvTracesetContext
*)tss
;
761 g_debug("SCROLL begin");
762 g_debug("SCROLL values : %g , %g, %g",
763 adjustment
->value
, event_viewer_data
->previous_value
,
764 (adjustment
->value
- event_viewer_data
->previous_value
));
766 LttTime new_time_off
= ltt_time_from_double(adjustment
->value
);
767 LttTime old_time_off
= ltt_time_from_double(event_viewer_data
->previous_value
);
768 g_debug("SCROLL time values %lu.%lu, %lu.%lu", new_time_off
.tv_sec
,
769 new_time_off
.tv_nsec
, old_time_off
.tv_sec
, old_time_off
.tv_nsec
);
770 /* If same value : nothing to update */
771 if(ltt_time_compare(new_time_off
, old_time_off
) == 0)
774 //LttTime old_time = event_viewer_data->first_event;
776 get_events(adjustment
->value
, event_viewer_data
);
778 LttTime time
= ltt_time_sub(event_viewer_data
->first_event
,
779 tsc
->time_span
.start_time
);
780 double value
= ltt_time_to_double(time
);
781 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, value
);
783 if(event_viewer_data
->currently_selected_event
!= -1) {
785 tree_path
= gtk_tree_path_new_from_indices(
786 event_viewer_data
->currently_selected_event
,
789 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
791 gtk_tree_path_free(tree_path
);
794 g_debug("SCROLL end");
797 static __inline gint
get_cell_height(GtkTreeView
*TreeView
)
800 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
802 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
807 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
809 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
810 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
811 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
812 gdouble exact_num_visible
;
814 exact_num_visible
= ( alloc
->height
-
815 event_viewer_data
->header_height
)
816 / (double)cell_height
;
818 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
821 event_viewer_data->vadjust_c->page_increment =
822 floor(exact_num_visible);
823 event_viewer_data->vadjust_c->page_size =
824 floor(exact_num_visible);
827 g_debug("size allocate : last_num_visible_events : %d,\
828 num_visible_events : %d",
829 last_num_visible_events
,
830 event_viewer_data
->num_visible_events
);
831 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
833 get_events(event_viewer_data
->vadjust_c
->value
, event_viewer_data
);
839 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
842 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
843 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
845 h
= cell_height
+ event_viewer_data
->header_height
;
846 requisition
->height
= h
;
851 gboolean
show_event_detail(void * hook_data
, void * call_data
)
853 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
854 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
856 if(event_viewer_data
->event_fields_queue_tmp
->length
== 0 &&
857 event_viewer_data
->event_fields_queue
->length
== 0){
858 event_viewer_data
->shown
= FALSE
;
862 if(event_viewer_data
->shown
== FALSE
){
863 event_viewer_data
->shown
= TRUE
;
864 update_raw_data_array(event_viewer_data
,
865 event_viewer_data
->event_fields_queue_tmp
->length
);
867 get_data(event_viewer_data
->vadjust_c
->value
,
868 event_viewer_data
->num_visible_events
,
871 remove_context_hooks(event_viewer_data
,tsc
);
884 static void get_events(double new_value
, EventViewerData
*event_viewer_data
)
886 GtkTreePath
*tree_path
;
887 LttvTracesetStats
*tss
=
888 lttvwindow_get_traceset_stats(event_viewer_data
->tab
);
889 LttvTracesetContext
*tsc
= (LttvTracesetContext
*)tss
;
891 gboolean seek_by_time
;
893 double value
= new_value
- event_viewer_data
->previous_value
;
895 /* See where we have to scroll... */
896 ScrollDirection direction
;
897 gint relative_position
;
900 if(value
>= -1.0) direction
= SCROLL_STEP_UP
;
902 if(value
>= -2.0) direction
= SCROLL_PAGE_UP
;
903 else direction
= SCROLL_JUMP
;
905 } else if(value
> 0.0) {
906 if(value
<= 1.0) direction
= SCROLL_STEP_DOWN
;
908 if(value
<= 2.0) direction
= SCROLL_PAGE_DOWN
;
909 else direction
= SCROLL_JUMP
;
911 } else direction
= SCROLL_NONE
; /* 0.0 */
916 g_debug("get_events : SCROLL_STEP_UP");
917 relative_position
= -1;
920 case SCROLL_STEP_DOWN
:
921 g_debug("get_events : SCROLL_STEP_DOWN");
922 relative_position
= 1;
926 g_debug("get_events : SCROLL_PAGE_UP");
927 relative_position
= -(event_viewer_data
->num_visible_events
);
930 case SCROLL_PAGE_DOWN
:
931 g_debug("get_events : SCROLL_PAGE_DOWN");
932 relative_position
= event_viewer_data
->num_visible_events
;
936 g_debug("get_events : SCROLL_JUMP");
940 g_debug("get_events : SCROLL_NONE");
941 relative_position
= 0;
946 LttTime time
= ltt_time_from_double(new_value
);
947 time
= ltt_time_add(tsc
->time_span
.start_time
, time
);
951 LttvTracesetContextPosition
*pos
=
952 lttv_traceset_context_position_new(tsc
);
954 /* Remember the beginning position */
955 if(event_viewer_data
->pos
->len
> 0) {
956 LttvTracesetContextPosition
*first_pos
=
957 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
959 lttv_traceset_context_position_copy(pos
, first_pos
);
960 g_assert(lttv_process_traceset_seek_position(tsc
, pos
) == 0);
962 /* There is nothing in the list : simply seek to the time value. */
963 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
967 /* Note that, as we mess with the tsc position, this function CANNOT be called
968 * from a hook inside the lttv_process_traceset_middle. */
969 /* As the lttvwindow API keeps a sync_position inside the tsc to go back at
970 * the right spot after being interrupted, it's ok to change the tsc position,
971 * as long as we do not touch the sync_position. */
973 /* Get the beginning position of the read (with seek backward or seek forward)
975 if(relative_position
> 0) {
977 count
= lttv_process_traceset_seek_n_forward(tsc
, relative_position
,
978 lttvwindow_get_filter(event_viewer_data
->tab
));
979 } else if(relative_position
< 0) {
981 count
= lttv_process_traceset_seek_n_backward(tsc
, abs(relative_position
),
982 seek_back_default_offset
, lttv_process_traceset_seek_time
,
983 lttvwindow_get_filter(event_viewer_data
->tab
));
984 } /* else 0 : do nothing : we are already at the beginning position */
986 lttv_traceset_context_position_destroy(pos
);
989 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
993 /* Clear the model (don't forget to free the TCS positions!) */
994 gtk_list_store_clear(event_viewer_data
->store_m
);
995 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
996 LttvTracesetContextPosition
*cur_pos
=
997 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
999 lttv_traceset_context_position_destroy(cur_pos
);
1001 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
1003 /* Save the first event position */
1004 lttv_traceset_context_position_save(tsc
, event_viewer_data
->first_event
);
1006 time
= ltt_time_sub(
1007 lttv_traceset_context_position_get_time(event_viewer_data
->first_event
),
1008 tsc
->time_span
.start_time
);
1009 event_viewer_data
->previous_value
= ltt_time_to_double(time
);
1012 * I make the choice not to use the mainwindow lttvwindow API here : it will
1013 * be faster to read the events ourself from lttv_process_traceset_middle, as
1014 * we are already at the right read position. It would be costier to use the
1015 * seek time closest for nothing, as we only have few events to read.
1017 /* FIXME : use seek time closest and middle to have a good state. */
1019 lttv_process_traceset_begin(tsc
,
1020 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
1022 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, G_MAXUINT
, NULL
);
1024 lttv_process_traceset_end(tsc
,
1025 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
1027 /* Get the end position time */
1028 if(event_viewer_data
->pos
->len
> 0) {
1029 LttvTracesetContextPosition
*cur_pos
=
1030 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1031 event_viewer_data
->pos
->len
- 1);
1032 lttv_traceset_context_position_copy(event_viewer_data
->last_event
,
1035 lttv_traceset_context_position_save(tsc
, event_viewer_data
->last_event
);
1037 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
1038 event_viewer_data
->previous_value
);
1040 g_signal_emit_by_name(G_OBJECT (event_viewer_data
->select_c
),
1049 int event_hook(void *hook_data
, void *call_data
)
1051 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1052 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1053 LttEvent
*e
= ltt_tracefile_get_event(tfc
->tf
);
1055 LttvFilter
*filter
= lttvwindow_get_filter(event_viewer_data
->tab
);
1056 if(filter
!= NULL
&& filter
->head
!= NULL
)
1057 if(!lttv_filter_tree_parse(filter
->head
,e
,tfc
->tf
,
1058 tfc
->t_context
->t
,tfc
))
1061 LttFacility
*facility
= ltt_event_facility(e
);
1062 LttEventType
*event_type
= ltt_event_eventtype(e
);
1063 LttField
*field
= ltt_event_field(e
);
1064 LttTime time
= ltt_event_time(e
);
1066 guint cpu
= ltt_tracefile_num(tfc
->tf
);
1067 LttvTraceState
*ts
= (LttvTraceState
*)tfc
->t_context
;
1068 LttvProcessState
*process
= ts
->running_process
[cpu
];
1072 GString
*desc
= g_string_new("");
1074 LttvTracesetContextPosition
*pos
=
1075 lttv_traceset_context_position_new(tfc
->t_context
->ts_context
);
1077 lttv_traceset_context_position_save(tfc
->t_context
->ts_context
, pos
);
1080 lttv_print_field(e
, field
, desc
, TRUE
);
1082 g_info("field : %s", desc
->str
);
1084 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1085 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1086 TRACE_NAME_COLUMN
, g_quark_to_string(ltt_trace_name(tfc
->t_context
->t
)),
1087 TRACEFILE_NAME_COLUMN
, g_quark_to_string(ltt_tracefile_name(tfc
->tf
)),
1089 FACILITY_COLUMN
, g_quark_to_string(ltt_facility_name(facility
)),
1090 EVENT_COLUMN
, g_quark_to_string(ltt_eventtype_name(event_type
)),
1091 TIME_S_COLUMN
, time
.tv_sec
,
1092 TIME_NS_COLUMN
, time
.tv_nsec
,
1093 PID_COLUMN
, process
->pid
,
1094 EVENT_DESCR_COLUMN
, desc
->str
,
1095 POSITION_COLUMN
, pos
,
1098 g_ptr_array_add(event_viewer_data
->pos
, pos
);
1100 g_string_free(desc
, TRUE
);
1102 if(event_viewer_data
->pos
->len
>= event_viewer_data
->num_visible_events
)
1111 gboolean
update_current_time(void * hook_data
, void * call_data
)
1113 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1114 const LttTime
* current_time
= (LttTime
*)call_data
;
1115 LttvTracesetContext
* tsc
=
1116 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1118 /* If the currently selected event time != current time, set the first event
1119 * with this time as currently selected. */
1120 LttTime pos_time
= lttv_traceset_context_position_get_time(
1121 event_viewer_data
->currently_selected_position
);
1122 if(ltt_time_compare(pos_time
, *current_time
) != 0) {
1124 lttv_process_traceset_seek_time(tsc
, *current_time
);
1125 lttv_traceset_context_position_save(tsc
,
1126 event_viewer_data
->currently_selected_position
);
1127 pos_time
= lttv_traceset_context_position_get_time(
1128 event_viewer_data
->currently_selected_position
);
1131 LttTime time
= ltt_time_sub(pos_time
, tsc
->time_span
.start_time
);
1132 double new_value
= ltt_time_to_double(time
);
1134 /* Change the viewed area if does not match */
1135 if(lttv_traceset_context_pos_pos_compare(
1136 event_viewer_data
->currently_selected_position
,
1137 event_viewer_data
->first_event
) < 0
1139 lttv_traceset_context_pos_pos_compare(
1140 event_viewer_data
->currently_selected_position
,
1141 event_viewer_data
->last_event
) > 0)
1142 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, new_value
);
1147 gboolean
update_current_position(void * hook_data
, void * call_data
)
1149 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1150 const LttvTracesetContextPosition
*current_pos
=
1151 (LttvTracesetContextPosition
*)call_data
;
1152 LttvTracesetContext
* tsc
=
1153 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1155 if(lttv_traceset_context_pos_pos_compare(
1156 event_viewer_data
->currently_selected_position
, current_pos
) != 0) {
1157 lttv_traceset_context_position_copy(
1158 event_viewer_data
->currently_selected_position
, current_pos
);
1161 /* Change the viewed area if does not match */
1162 if(lttv_traceset_context_pos_pos_compare(
1163 event_viewer_data
->currently_selected_position
,
1164 event_viewer_data
->first_event
) < 0
1166 lttv_traceset_context_pos_pos_compare(
1167 event_viewer_data
->currently_selected_position
,
1168 event_viewer_data
->last_event
) > 0) {
1169 LttTime time
= lttv_traceset_context_position_get_time(current_pos
);
1170 time
= ltt_time_sub(time
, tsc
->time_span
.start_time
);
1171 double new_value
= ltt_time_to_double(time
);
1172 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, new_value
);
1183 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1185 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1186 LttvTracesetContext
* tsc
=
1187 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1188 TimeInterval time_span
= tsc
->time_span
;
1191 gtk_list_store_clear(event_viewer_data
->store_m
);
1192 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
1194 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
1195 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(end
);
1196 g_signal_emit_by_name(event_viewer_data
->vadjust_c
, "value-changed");
1197 // event_viewer_data->vadjust_c->value = 0;
1206 void gui_events_free(EventViewerData
*event_viewer_data
)
1208 Tab
*tab
= event_viewer_data
->tab
;
1211 if(event_viewer_data
){
1212 lttv_hooks_remove(event_viewer_data
->event_hooks
,event_hook
);
1213 lttv_hooks_destroy(event_viewer_data
->event_hooks
);
1215 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
1216 LttvTracesetContextPosition
*cur_pos
=
1217 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1219 lttv_traceset_context_position_destroy(cur_pos
);
1221 lttv_traceset_context_position_destroy(
1222 event_viewer_data
->currently_selected_position
);
1223 lttv_traceset_context_position_destroy(
1224 event_viewer_data
->first_event
);
1225 lttv_traceset_context_position_destroy(
1226 event_viewer_data
->last_event
);
1227 g_ptr_array_free(event_viewer_data
->pos
, TRUE
);
1229 lttvwindow_unregister_current_time_notify(tab
,
1230 update_current_time
, event_viewer_data
);
1231 lttvwindow_unregister_current_position_notify(tab
,
1232 update_current_position
, event_viewer_data
);
1233 //lttvwindow_unregister_show_notify(tab,
1234 // show_event_detail, event_viewer_data);
1235 lttvwindow_unregister_traceset_notify(tab
,
1236 traceset_changed
, event_viewer_data
);
1238 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
,
1240 g_free(event_viewer_data
);
1246 void gui_events_destructor(EventViewerData
*event_viewer_data
)
1248 /* May already been done by GTK window closing */
1249 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1250 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1257 * plugin's init function
1259 * This function initializes the Event Viewer functionnality through the
1262 static void init() {
1264 lttvwindow_register_constructor("guievents",
1266 "Insert Event Viewer",
1267 hGuiEventsInsert_xpm
,
1268 "Insert Event Viewer",
1272 void event_destroy_walk(gpointer data
, gpointer user_data
)
1274 gui_events_destructor((EventViewerData
*)data
);
1278 * plugin's destroy function
1280 * This function releases the memory reserved by the module and unregisters
1281 * everything that has been registered in the gtkTraceSet API.
1283 static void destroy() {
1285 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1286 g_slist_free(g_event_viewer_data_list
);
1288 lttvwindow_unregister_constructor(h_gui_events
);
1295 LTTV_MODULE("guievents", "Detailed events view", \
1296 "Graphical module to display a detailed event list", \
1297 init
, destroy
, "lttvwindow", "print")