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
);
751 /* This callback may be recalled after a step up/down, but we don't want to lose
752 * the exact position : what we do is that we only set the value if it has
753 * changed : a step up/down that doesn't change the time value of the first
754 * event won't trigger a scrollbar change. */
756 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
758 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
759 LttvTracesetStats
*tss
=
760 lttvwindow_get_traceset_stats(event_viewer_data
->tab
);
761 LttvTracesetContext
*tsc
= (LttvTracesetContext
*)tss
;
762 g_debug("SCROLL begin");
763 g_debug("SCROLL values : %g , %g, %g",
764 adjustment
->value
, event_viewer_data
->previous_value
,
765 (adjustment
->value
- event_viewer_data
->previous_value
));
767 LttTime new_time_off
= ltt_time_from_double(adjustment
->value
);
768 LttTime old_time_off
= ltt_time_from_double(event_viewer_data
->previous_value
);
769 g_debug("SCROLL time values %lu.%lu, %lu.%lu", new_time_off
.tv_sec
,
770 new_time_off
.tv_nsec
, old_time_off
.tv_sec
, old_time_off
.tv_nsec
);
771 /* If same value : nothing to update */
772 if(ltt_time_compare(new_time_off
, old_time_off
) == 0)
775 //LttTime old_time = event_viewer_data->first_event;
777 get_events(adjustment
->value
, event_viewer_data
);
779 LttTime time
= ltt_time_sub(event_viewer_data
->first_event
,
780 tsc
->time_span
.start_time
);
781 double value
= ltt_time_to_double(time
);
782 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, value
);
784 if(event_viewer_data
->currently_selected_event
!= -1) {
786 tree_path
= gtk_tree_path_new_from_indices(
787 event_viewer_data
->currently_selected_event
,
790 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
792 gtk_tree_path_free(tree_path
);
795 g_debug("SCROLL end");
798 static __inline gint
get_cell_height(GtkTreeView
*TreeView
)
801 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
803 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
808 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
810 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
811 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
812 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
813 gdouble exact_num_visible
;
815 exact_num_visible
= ( alloc
->height
-
816 event_viewer_data
->header_height
)
817 / (double)cell_height
;
819 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
822 event_viewer_data->vadjust_c->page_increment =
823 floor(exact_num_visible);
824 event_viewer_data->vadjust_c->page_size =
825 floor(exact_num_visible);
828 g_debug("size allocate : last_num_visible_events : %d,\
829 num_visible_events : %d",
830 last_num_visible_events
,
831 event_viewer_data
->num_visible_events
);
832 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
834 get_events(event_viewer_data
->vadjust_c
->value
, event_viewer_data
);
840 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
843 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
844 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
846 h
= cell_height
+ event_viewer_data
->header_height
;
847 requisition
->height
= h
;
852 gboolean
show_event_detail(void * hook_data
, void * call_data
)
854 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
855 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
857 if(event_viewer_data
->event_fields_queue_tmp
->length
== 0 &&
858 event_viewer_data
->event_fields_queue
->length
== 0){
859 event_viewer_data
->shown
= FALSE
;
863 if(event_viewer_data
->shown
== FALSE
){
864 event_viewer_data
->shown
= TRUE
;
865 update_raw_data_array(event_viewer_data
,
866 event_viewer_data
->event_fields_queue_tmp
->length
);
868 get_data(event_viewer_data
->vadjust_c
->value
,
869 event_viewer_data
->num_visible_events
,
872 remove_context_hooks(event_viewer_data
,tsc
);
885 static void get_events(double new_value
, EventViewerData
*event_viewer_data
)
887 GtkTreePath
*tree_path
;
888 LttvTracesetStats
*tss
=
889 lttvwindow_get_traceset_stats(event_viewer_data
->tab
);
890 LttvTracesetContext
*tsc
= (LttvTracesetContext
*)tss
;
892 gboolean seek_by_time
;
894 double value
= new_value
- event_viewer_data
->previous_value
;
896 /* See where we have to scroll... */
897 ScrollDirection direction
;
898 gint relative_position
;
901 if(value
>= -1.0) direction
= SCROLL_STEP_UP
;
903 if(value
>= -2.0) direction
= SCROLL_PAGE_UP
;
904 else direction
= SCROLL_JUMP
;
906 } else if(value
> 0.0) {
907 if(value
<= 1.0) direction
= SCROLL_STEP_DOWN
;
909 if(value
<= 2.0) direction
= SCROLL_PAGE_DOWN
;
910 else direction
= SCROLL_JUMP
;
912 } else direction
= SCROLL_NONE
; /* 0.0 */
917 g_debug("get_events : SCROLL_STEP_UP");
918 relative_position
= -1;
921 case SCROLL_STEP_DOWN
:
922 g_debug("get_events : SCROLL_STEP_DOWN");
923 relative_position
= 1;
927 g_debug("get_events : SCROLL_PAGE_UP");
928 relative_position
= -(event_viewer_data
->num_visible_events
);
931 case SCROLL_PAGE_DOWN
:
932 g_debug("get_events : SCROLL_PAGE_DOWN");
933 relative_position
= event_viewer_data
->num_visible_events
;
937 g_debug("get_events : SCROLL_JUMP");
941 g_debug("get_events : SCROLL_NONE");
942 relative_position
= 0;
947 LttTime time
= ltt_time_from_double(new_value
);
948 time
= ltt_time_add(tsc
->time_span
.start_time
, time
);
952 LttvTracesetContextPosition
*pos
=
953 lttv_traceset_context_position_new(tsc
);
955 /* Remember the beginning position */
956 if(event_viewer_data
->pos
->len
> 0) {
957 LttvTracesetContextPosition
*first_pos
=
958 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
960 lttv_traceset_context_position_copy(pos
, first_pos
);
961 g_assert(lttv_process_traceset_seek_position(tsc
, pos
) == 0);
963 /* There is nothing in the list : simply seek to the time value. */
964 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
966 lttv_process_traceset_middle(tsc
, time
, G_MAXUINT
,
970 /* Note that, as we mess with the tsc position, this function CANNOT be called
971 * from a hook inside the lttv_process_traceset_middle. */
972 /* As the lttvwindow API keeps a sync_position inside the tsc to go back at
973 * the right spot after being interrupted, it's ok to change the tsc position,
974 * as long as we do not touch the sync_position. */
976 /* Get the beginning position of the read (with seek backward or seek forward)
978 if(relative_position
> 0) {
980 count
= lttv_process_traceset_seek_n_forward(tsc
, relative_position
,
981 lttvwindow_get_filter(event_viewer_data
->tab
));
982 } else if(relative_position
< 0) {
984 count
= lttv_process_traceset_seek_n_backward(tsc
, abs(relative_position
),
985 seek_back_default_offset
, lttv_process_traceset_seek_time
,
986 lttvwindow_get_filter(event_viewer_data
->tab
));
987 } /* else 0 : do nothing : we are already at the beginning position */
989 lttv_traceset_context_position_destroy(pos
);
991 /* Save the first event position */
992 lttv_traceset_context_position_save(tsc
, event_viewer_data
->first_event
);
994 time
= lttv_traceset_context_position_get_time(
995 event_viewer_data
->first_event
);
996 LttTime time_val
= ltt_time_sub(time
,
997 tsc
->time_span
.start_time
);
998 event_viewer_data
->previous_value
= ltt_time_to_double(time_val
);
1000 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
, time
);
1001 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, G_MAXUINT
,
1002 event_viewer_data
->first_event
);
1006 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
1008 lttv_process_traceset_middle(tsc
, time
, G_MAXUINT
,
1010 LttTime time_val
= ltt_time_sub(time
,
1011 tsc
->time_span
.start_time
);
1012 event_viewer_data
->previous_value
= ltt_time_to_double(time_val
);
1013 lttv_traceset_context_position_save(tsc
, event_viewer_data
->first_event
);
1016 /* Clear the model (don't forget to free the TCS positions!) */
1017 gtk_list_store_clear(event_viewer_data
->store_m
);
1018 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
1019 LttvTracesetContextPosition
*cur_pos
=
1020 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1022 lttv_traceset_context_position_destroy(cur_pos
);
1024 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
1028 * I make the choice not to use the mainwindow lttvwindow API here : it will
1029 * be faster to read the events ourself from lttv_process_traceset_middle, as
1030 * we are already at the right read position. It would be costier to use the
1031 * seek time closest for nothing, as we only have few events to read.
1033 /* FIXME : use seek time closest and middle to have a good state. */
1035 lttv_process_traceset_begin(tsc
,
1036 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
1038 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, G_MAXUINT
, NULL
);
1040 lttv_process_traceset_end(tsc
,
1041 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
1043 /* Get the end position time */
1044 if(event_viewer_data
->pos
->len
> 0) {
1045 LttvTracesetContextPosition
*cur_pos
=
1046 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1047 event_viewer_data
->pos
->len
- 1);
1048 lttv_traceset_context_position_copy(event_viewer_data
->last_event
,
1051 lttv_traceset_context_position_save(tsc
, event_viewer_data
->last_event
);
1053 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
1054 event_viewer_data
->previous_value
);
1056 //g_signal_emit_by_name(G_OBJECT (event_viewer_data->select_c),
1065 int event_hook(void *hook_data
, void *call_data
)
1067 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1068 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1069 LttEvent
*e
= ltt_tracefile_get_event(tfc
->tf
);
1071 LttvFilter
*filter
= lttvwindow_get_filter(event_viewer_data
->tab
);
1072 if(filter
!= NULL
&& filter
->head
!= NULL
)
1073 if(!lttv_filter_tree_parse(filter
->head
,e
,tfc
->tf
,
1074 tfc
->t_context
->t
,tfc
))
1077 LttFacility
*facility
= ltt_event_facility(e
);
1078 LttEventType
*event_type
= ltt_event_eventtype(e
);
1079 LttField
*field
= ltt_event_field(e
);
1080 LttTime time
= ltt_event_time(e
);
1082 guint cpu
= ltt_tracefile_num(tfc
->tf
);
1083 LttvTraceState
*ts
= (LttvTraceState
*)tfc
->t_context
;
1084 LttvProcessState
*process
= ts
->running_process
[cpu
];
1088 GString
*desc
= g_string_new("");
1090 LttvTracesetContextPosition
*pos
=
1091 lttv_traceset_context_position_new(tfc
->t_context
->ts_context
);
1093 lttv_traceset_context_position_save(tfc
->t_context
->ts_context
, pos
);
1096 lttv_print_field(e
, field
, desc
, TRUE
);
1098 g_info("field : %s", desc
->str
);
1100 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1101 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1102 TRACE_NAME_COLUMN
, g_quark_to_string(ltt_trace_name(tfc
->t_context
->t
)),
1103 TRACEFILE_NAME_COLUMN
, g_quark_to_string(ltt_tracefile_name(tfc
->tf
)),
1105 FACILITY_COLUMN
, g_quark_to_string(ltt_facility_name(facility
)),
1106 EVENT_COLUMN
, g_quark_to_string(ltt_eventtype_name(event_type
)),
1107 TIME_S_COLUMN
, time
.tv_sec
,
1108 TIME_NS_COLUMN
, time
.tv_nsec
,
1109 PID_COLUMN
, process
->pid
,
1110 EVENT_DESCR_COLUMN
, desc
->str
,
1111 POSITION_COLUMN
, pos
,
1114 g_ptr_array_add(event_viewer_data
->pos
, pos
);
1116 g_string_free(desc
, TRUE
);
1118 if(event_viewer_data
->pos
->len
>= event_viewer_data
->num_visible_events
)
1127 gboolean
update_current_time(void * hook_data
, void * call_data
)
1129 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1130 const LttTime
* current_time
= (LttTime
*)call_data
;
1131 LttvTracesetContext
* tsc
=
1132 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1134 /* If the currently selected event time != current time, set the first event
1135 * with this time as currently selected. */
1136 LttTime pos_time
= lttv_traceset_context_position_get_time(
1137 event_viewer_data
->currently_selected_position
);
1138 if(ltt_time_compare(pos_time
, *current_time
) != 0) {
1140 lttv_process_traceset_seek_time(tsc
, *current_time
);
1141 lttv_traceset_context_position_save(tsc
,
1142 event_viewer_data
->currently_selected_position
);
1143 pos_time
= lttv_traceset_context_position_get_time(
1144 event_viewer_data
->currently_selected_position
);
1147 LttTime time
= ltt_time_sub(pos_time
, tsc
->time_span
.start_time
);
1148 double new_value
= ltt_time_to_double(time
);
1150 /* Change the viewed area if does not match */
1151 if(lttv_traceset_context_pos_pos_compare(
1152 event_viewer_data
->currently_selected_position
,
1153 event_viewer_data
->first_event
) < 0
1155 lttv_traceset_context_pos_pos_compare(
1156 event_viewer_data
->currently_selected_position
,
1157 event_viewer_data
->last_event
) > 0)
1158 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, new_value
);
1163 gboolean
update_current_position(void * hook_data
, void * call_data
)
1165 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1166 const LttvTracesetContextPosition
*current_pos
=
1167 (LttvTracesetContextPosition
*)call_data
;
1168 LttvTracesetContext
* tsc
=
1169 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1171 if(lttv_traceset_context_pos_pos_compare(
1172 event_viewer_data
->currently_selected_position
, current_pos
) != 0) {
1173 lttv_traceset_context_position_copy(
1174 event_viewer_data
->currently_selected_position
, current_pos
);
1177 /* Change the viewed area if does not match */
1178 if(lttv_traceset_context_pos_pos_compare(
1179 event_viewer_data
->currently_selected_position
,
1180 event_viewer_data
->first_event
) < 0
1182 lttv_traceset_context_pos_pos_compare(
1183 event_viewer_data
->currently_selected_position
,
1184 event_viewer_data
->last_event
) > 0) {
1185 LttTime time
= lttv_traceset_context_position_get_time(current_pos
);
1186 time
= ltt_time_sub(time
, tsc
->time_span
.start_time
);
1187 double new_value
= ltt_time_to_double(time
);
1188 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, new_value
);
1199 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1201 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1202 LttvTracesetContext
* tsc
=
1203 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1204 TimeInterval time_span
= tsc
->time_span
;
1207 gtk_list_store_clear(event_viewer_data
->store_m
);
1208 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
1210 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
1211 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(end
);
1212 g_signal_emit_by_name(event_viewer_data
->vadjust_c
, "value-changed");
1213 // event_viewer_data->vadjust_c->value = 0;
1222 void gui_events_free(EventViewerData
*event_viewer_data
)
1224 Tab
*tab
= event_viewer_data
->tab
;
1227 if(event_viewer_data
){
1228 lttv_hooks_remove(event_viewer_data
->event_hooks
,event_hook
);
1229 lttv_hooks_destroy(event_viewer_data
->event_hooks
);
1231 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
1232 LttvTracesetContextPosition
*cur_pos
=
1233 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1235 lttv_traceset_context_position_destroy(cur_pos
);
1237 lttv_traceset_context_position_destroy(
1238 event_viewer_data
->currently_selected_position
);
1239 lttv_traceset_context_position_destroy(
1240 event_viewer_data
->first_event
);
1241 lttv_traceset_context_position_destroy(
1242 event_viewer_data
->last_event
);
1243 g_ptr_array_free(event_viewer_data
->pos
, TRUE
);
1245 lttvwindow_unregister_current_time_notify(tab
,
1246 update_current_time
, event_viewer_data
);
1247 lttvwindow_unregister_current_position_notify(tab
,
1248 update_current_position
, event_viewer_data
);
1249 //lttvwindow_unregister_show_notify(tab,
1250 // show_event_detail, event_viewer_data);
1251 lttvwindow_unregister_traceset_notify(tab
,
1252 traceset_changed
, event_viewer_data
);
1254 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
,
1256 g_free(event_viewer_data
);
1262 void gui_events_destructor(EventViewerData
*event_viewer_data
)
1264 /* May already been done by GTK window closing */
1265 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1266 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1273 * plugin's init function
1275 * This function initializes the Event Viewer functionnality through the
1278 static void init() {
1280 lttvwindow_register_constructor("guievents",
1282 "Insert Event Viewer",
1283 hGuiEventsInsert_xpm
,
1284 "Insert Event Viewer",
1288 void event_destroy_walk(gpointer data
, gpointer user_data
)
1290 gui_events_destructor((EventViewerData
*)data
);
1294 * plugin's destroy function
1296 * This function releases the memory reserved by the module and unregisters
1297 * everything that has been registered in the gtkTraceSet API.
1299 static void destroy() {
1301 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1302 g_slist_free(g_event_viewer_data_list
);
1304 lttvwindow_unregister_constructor(h_gui_events
);
1311 LTTV_MODULE("guievents", "Detailed events view", \
1312 "Graphical module to display a detailed event list", \
1313 init
, destroy
, "lttvwindow", "print")