1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Mathieu Desnoyers and XangXiu Yang
3 * 2005 Mathieu Desnoyers
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License Version 2 as
7 * published by the Free Software Foundation;
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
21 //*! \defgroup GuiEvents libGuiEvents: The GUI Events display plugin */
25 * \brief Graphical plugin for showing events.
27 * This plugin lists all the events contained in the current time interval
30 * This plugin adds a Events Viewer functionnality to Linux TraceToolkit
31 * GUI when this plugin is loaded. The init and destroy functions add the
32 * viewer's insertion menu item and toolbar icon by calling viewer.h's
33 * API functions. Then, when a viewer's object is created, the constructor
34 * creates ans register through API functions what is needed to interact
35 * with the lttvwindow.
37 * Authors : Mathieu Desnoyers and XangXiu Yang, June to December 2003
38 * Inspired from original LTT, made by Karim Yaghmour
40 * Mostly rewritten by Mathieu Desnoyers, August 2005.
56 #include <ltt/event.h>
58 #include <ltt/trace.h>
59 #include <ltt/facility.h>
60 #include <lttv/module.h>
61 #include <lttv/hook.h>
62 #include <lttv/tracecontext.h>
63 #include <lttv/state.h>
64 #include <lttv/filter.h>
65 #include <lttv/print.h>
66 #include <lttvwindow/lttvwindow.h>
67 #include <lttvwindow/lttvwindowtraces.h>
68 #include <lttvwindow/lttv_plugin_tab.h>
70 #include "hGuiEventsInsert.xpm"
72 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
75 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
78 #define abs(a) (((a)<0)?(-a):(a))
79 #define max(a,b) ((a)>(b)?(a):(b))
81 /* Number of events between checks for GDK events (stop button) */
82 #define CHECK_GDK_INTERVAL 50000
84 /** Array containing instanced objects. Used when module is unloaded */
85 static GSList
*g_event_viewer_data_list
= NULL
;
87 typedef enum _ScrollDirection
{
96 typedef struct _EventViewerData
{
100 LttvHooks
* event_hooks
;
102 /* previous value is used to determine if it is a page up/down or
103 * step up/down, in which case we move of a certain amount of events (one or
104 * the number of events shown on the screen) instead of changing begin time.
106 double previous_value
;
108 //scroll window containing Tree View
109 GtkWidget
* scroll_win
;
111 /* Model containing list data */
112 GtkListStore
*store_m
;
114 GPtrArray
*pos
; /* Array of LttvTracesetContextPosition * */
116 GtkWidget
*top_widget
;
118 /* Widget to display the data in a columned list */
120 GtkAdjustment
*vtree_adjust_c
;
121 GtkWidget
*button
; /* a button of the header, used to get the header_height */
124 /* Vertical scrollbar and its adjustment */
125 GtkWidget
*vscroll_vc
;
126 GtkAdjustment
*vadjust_c
;
128 /* Selection handler */
129 GtkTreeSelection
*select_c
;
131 gint num_visible_events
;
133 LttvTracesetContextPosition
*currently_selected_position
;
134 gboolean update_cursor
; /* Speed optimisation : do not update cursor when
136 gboolean report_position
; /* do not report position when in current_time
139 LttvTracesetContextPosition
*first_event
; /* Time of the first event shown */
140 LttvTracesetContextPosition
*last_event
; /* Time of the first event shown */
142 LttvTracesetContextPosition
*current_time_get_first
;
144 LttvFilter
*main_win_filter
;
146 gint background_info_waiting
;
148 guint32 last_tree_update_time
; /* To filter out repeat keys */
150 guint num_events
; /* Number of events processed */
154 /** hook functions for update time interval, current time ... */
155 gboolean
update_current_time(void * hook_data
, void * call_data
);
156 gboolean
update_current_position(void * hook_data
, void * call_data
);
157 //gboolean show_event_detail(void * hook_data, void * call_data);
158 gboolean
traceset_changed(void * hook_data
, void * call_data
);
159 gboolean
filter_changed(void * hook_data
, void * call_data
);
161 static void request_background_data(EventViewerData
*event_viewer_data
);
163 //! Event Viewer's constructor hook
164 GtkWidget
*h_gui_events(LttvPlugin
*plugin
);
165 //! Event Viewer's constructor
166 EventViewerData
*gui_events(LttvPluginTab
*ptab
);
167 //! Event Viewer's destructor
168 void gui_events_destructor(EventViewerData
*event_viewer_data
);
169 void gui_events_free(EventViewerData
*event_viewer_data
);
172 header_size_allocate(GtkWidget
*widget
,
173 GtkAllocation
*allocation
,
176 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
177 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
179 /* Prototype for selection handler callback */
180 static void tree_selection_changed_cb (GtkTreeSelection
*selection
,
182 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
183 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
,
185 static void tree_v_size_request_cb (GtkWidget
*widget
,
186 GtkRequisition
*requisition
, gpointer data
);
187 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
188 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
,
189 gint arg2
, gpointer data
);
190 static gboolean
tree_v_scroll_handler (GtkWidget
*widget
, GdkEventScroll
*event
, gpointer data
);
191 static gboolean
key_handler(GtkWidget
*widget
, GdkEventKey
*event
,
194 static gint
redraw_notify(void *hook_data
, void *call_data
);
196 static void get_events(double time
, EventViewerData
*event_viewer_data
);
198 int event_hook(void *hook_data
, void *call_data
);
200 /* Enumeration of the columns */
204 TRACEFILE_NAME_COLUMN
,
217 * Event Viewer's constructor hook
219 * This constructor is given as a parameter to the menuitem and toolbar button
220 * registration. It creates the list.
221 * @param parent_window A pointer to the parent window.
222 * @return The widget created.
225 h_gui_events(LttvPlugin
*plugin
)
227 LttvPluginTab
*ptab
= LTTV_PLUGIN_TAB(plugin
);
228 EventViewerData
* event_viewer_data
= gui_events(ptab
) ;
229 if(event_viewer_data
)
230 return event_viewer_data
->top_widget
;
236 * Event Viewer's constructor
238 * This constructor is used to create EventViewerData data structure.
239 * @return The Event viewer data created.
242 gui_events(LttvPluginTab
*ptab
)
245 GtkTreeViewColumn
*column
;
246 GtkCellRenderer
*renderer
;
247 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
248 Tab
*tab
= ptab
->tab
;
249 event_viewer_data
->tab
= tab
;
250 event_viewer_data
->ptab
= ptab
;
252 LttvTracesetContext
* tsc
=
253 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
256 event_viewer_data
->event_hooks
= lttv_hooks_new();
257 lttv_hooks_add(event_viewer_data
->event_hooks
,
262 lttvwindow_register_current_time_notify(tab
,
263 update_current_time
,event_viewer_data
);
264 lttvwindow_register_current_position_notify(tab
,
265 update_current_position
,event_viewer_data
);
266 lttvwindow_register_traceset_notify(tab
,
267 traceset_changed
,event_viewer_data
);
268 lttvwindow_register_filter_notify(tab
,
269 filter_changed
, event_viewer_data
);
270 lttvwindow_register_redraw_notify(tab
,
271 redraw_notify
, event_viewer_data
);
274 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
275 gtk_widget_show (event_viewer_data
->scroll_win
);
276 gtk_scrolled_window_set_policy(
277 GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
278 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
280 event_viewer_data
->currently_selected_position
=
281 lttv_traceset_context_position_new(tsc
);
282 event_viewer_data
->first_event
=
283 lttv_traceset_context_position_new(tsc
);
284 event_viewer_data
->last_event
=
285 lttv_traceset_context_position_new(tsc
);
287 event_viewer_data
->main_win_filter
= lttvwindow_get_filter(tab
);
289 event_viewer_data
->update_cursor
= TRUE
;
290 event_viewer_data
->report_position
= TRUE
;
292 event_viewer_data
->last_tree_update_time
= 0;
294 /* Create a model for storing the data list */
295 event_viewer_data
->store_m
= gtk_list_store_new (
296 N_COLUMNS
, /* Total number of columns */
297 G_TYPE_STRING
, /* Trace name */
298 G_TYPE_STRING
, /* Tracefile name */
299 G_TYPE_UINT
, /* CPUID */
300 G_TYPE_STRING
, /* Event */
301 G_TYPE_STRING
, /* Facility */
302 G_TYPE_UINT
, /* Time s */
303 G_TYPE_UINT
, /* Time ns */
304 G_TYPE_INT
, /* PID */
305 G_TYPE_STRING
, /* Event's description */
306 G_TYPE_POINTER
);/* Position (not shown) */
308 event_viewer_data
->pos
= g_ptr_array_sized_new(10);
310 /* Create the viewer widget for the columned list */
311 event_viewer_data
->tree_v
=
312 gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
314 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
315 G_CALLBACK (tree_v_size_allocate_cb
),
317 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
318 G_CALLBACK (tree_v_size_request_cb
),
321 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
322 G_CALLBACK (tree_v_cursor_changed_cb
),
325 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
326 G_CALLBACK (tree_v_move_cursor_cb
),
329 g_signal_connect (G_OBJECT(event_viewer_data
->tree_v
), "key-press-event",
330 G_CALLBACK(key_handler
),
333 g_signal_connect (G_OBJECT(event_viewer_data
->tree_v
), "scroll-event",
334 G_CALLBACK(tree_v_scroll_handler
),
337 // Use on each column!
338 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v,
339 //GTK_TREE_VIEW_COLUMN_FIXED);
341 /* The view now holds a reference. We can get rid of our own
343 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
346 /* Create a column, associating the "text" attribute of the
347 * cell_renderer to the first column of the model */
348 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
349 renderer
= gtk_cell_renderer_text_new ();
350 column
= gtk_tree_view_column_new_with_attributes ("Trace",
352 "text", TRACE_NAME_COLUMN
,
354 gtk_tree_view_column_set_alignment (column
, 0.0);
355 gtk_tree_view_column_set_fixed_width (column
, 120);
356 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
359 event_viewer_data
->button
= column
->button
;
361 g_signal_connect (G_OBJECT(event_viewer_data
->button
),
363 G_CALLBACK(header_size_allocate
),
364 (gpointer
)event_viewer_data
);
368 renderer
= gtk_cell_renderer_text_new ();
369 column
= gtk_tree_view_column_new_with_attributes ("Tracefile",
371 "text", TRACEFILE_NAME_COLUMN
,
373 gtk_tree_view_column_set_alignment (column
, 0.0);
374 gtk_tree_view_column_set_fixed_width (column
, 120);
375 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
379 renderer
= gtk_cell_renderer_text_new ();
380 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
382 "text", CPUID_COLUMN
,
384 gtk_tree_view_column_set_alignment (column
, 0.0);
385 gtk_tree_view_column_set_fixed_width (column
, 45);
386 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
389 renderer
= gtk_cell_renderer_text_new ();
390 column
= gtk_tree_view_column_new_with_attributes ("Event",
392 "text", EVENT_COLUMN
,
394 gtk_tree_view_column_set_alignment (column
, 0.0);
395 gtk_tree_view_column_set_fixed_width (column
, 120);
396 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
399 renderer
= gtk_cell_renderer_text_new ();
400 column
= gtk_tree_view_column_new_with_attributes ("Facility",
402 "text", FACILITY_COLUMN
,
404 gtk_tree_view_column_set_alignment (column
, 0.0);
405 gtk_tree_view_column_set_fixed_width (column
, 120);
406 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
409 renderer
= gtk_cell_renderer_text_new ();
410 column
= gtk_tree_view_column_new_with_attributes ("Time (s)",
412 "text", TIME_S_COLUMN
,
414 gtk_tree_view_column_set_alignment (column
, 1.0);
415 gtk_tree_view_column_set_fixed_width (column
, 120);
416 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
419 renderer
= gtk_cell_renderer_text_new ();
420 column
= gtk_tree_view_column_new_with_attributes ("Time (ns)",
422 "text", TIME_NS_COLUMN
,
424 gtk_tree_view_column_set_alignment (column
, 1.0);
425 gtk_tree_view_column_set_fixed_width (column
, 120);
426 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
430 renderer
= gtk_cell_renderer_text_new ();
431 column
= gtk_tree_view_column_new_with_attributes ("PID",
435 gtk_tree_view_column_set_alignment (column
, 1.0);
436 gtk_tree_view_column_set_fixed_width (column
, 45);
437 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
440 renderer
= gtk_cell_renderer_text_new ();
441 column
= gtk_tree_view_column_new_with_attributes ("Event Description",
443 "text", EVENT_DESCR_COLUMN
,
445 gtk_tree_view_column_set_alignment (column
, 0.0);
446 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
450 /* Setup the selection handler */
451 event_viewer_data
->select_c
=
452 gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
453 gtk_tree_selection_set_mode (event_viewer_data
->select_c
,
454 GTK_SELECTION_SINGLE
);
455 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
456 G_CALLBACK (tree_selection_changed_cb
),
459 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
),
460 event_viewer_data
->tree_v
);
462 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
463 event_viewer_data
->top_widget
= event_viewer_data
->hbox_v
;
464 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
),
465 event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
467 gtk_container_set_border_width(GTK_CONTAINER(event_viewer_data
->hbox_v
), 1);
469 /* Create vertical scrollbar and pack it */
470 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
471 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
472 GTK_UPDATE_CONTINUOUS
);
473 // Changed by MD : more user friendly :)
474 //GTK_UPDATE_DISCONTINUOUS);
475 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
),
476 event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
478 /* Get the vertical scrollbar's adjustment */
479 event_viewer_data
->vadjust_c
=
480 gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
481 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
482 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
484 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
485 G_CALLBACK (v_scroll_cb
),
487 /* Set the upper bound to the last event number */
488 event_viewer_data
->previous_value
= 0;
489 event_viewer_data
->vadjust_c
->lower
= 0.0;
490 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
491 event_viewer_data
->vadjust_c
->value
= 0.0;
492 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
493 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
494 // event_viewer_data->vtree_adjust_c->upper;
495 event_viewer_data
->vadjust_c
->page_size
= 2.0;
496 // event_viewer_data->vtree_adjust_c->upper;
497 /* Raw event trace */
498 gtk_widget_show(event_viewer_data
->hbox_v
);
499 gtk_widget_show(event_viewer_data
->tree_v
);
500 gtk_widget_show(event_viewer_data
->vscroll_vc
);
502 /* Add the object's information to the module's array */
503 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
,
506 event_viewer_data
->num_visible_events
= 1;
508 //get the life span of the traceset and set the upper of the scroll bar
510 TimeInterval time_span
= tsc
->time_span
;
511 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
513 event_viewer_data
->vadjust_c
->upper
=
514 ltt_time_to_double(end
);
516 /* Set the Selected Event */
517 // tree_v_set_cursor(event_viewer_data);
519 // event_viewer_data->current_time_updated = FALSE;
521 g_object_set_data_full(
522 G_OBJECT(event_viewer_data
->hbox_v
),
525 (GDestroyNotify
)gui_events_free
);
527 event_viewer_data
->background_info_waiting
= 0;
529 request_background_data(event_viewer_data
);
532 return event_viewer_data
;
537 static gint
background_ready(void *hook_data
, void *call_data
)
539 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
540 LttvTrace
*trace
= (LttvTrace
*)call_data
;
542 event_viewer_data
->background_info_waiting
--;
544 if(event_viewer_data
->background_info_waiting
== 0) {
545 g_message("event viewer : background computation data ready.");
547 redraw_notify(event_viewer_data
, NULL
);
554 static void request_background_data(EventViewerData
*event_viewer_data
)
556 LttvTracesetContext
* tsc
=
557 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
558 gint num_traces
= lttv_traceset_number(tsc
->ts
);
562 LttvHooks
*background_ready_hook
=
564 lttv_hooks_add(background_ready_hook
, background_ready
, event_viewer_data
,
566 event_viewer_data
->background_info_waiting
= 0;
568 for(i
=0;i
<num_traces
;i
++) {
569 trace
= lttv_traceset_get(tsc
->ts
, i
);
571 if(lttvwindowtraces_get_ready(g_quark_from_string("state"),trace
)==FALSE
) {
573 if(lttvwindowtraces_get_in_progress(g_quark_from_string("state"),
575 /* We first remove requests that could have been done for the same
576 * information. Happens when two viewers ask for it before servicing
579 if(!lttvwindowtraces_background_request_find(trace
, "state"))
580 lttvwindowtraces_background_request_queue(
581 main_window_get_widget(event_viewer_data
->tab
), trace
, "state");
582 lttvwindowtraces_background_notify_queue(event_viewer_data
,
586 background_ready_hook
);
587 event_viewer_data
->background_info_waiting
++;
588 } else { /* in progress */
590 lttvwindowtraces_background_notify_current(event_viewer_data
,
594 background_ready_hook
);
595 event_viewer_data
->background_info_waiting
++;
598 /* Data ready. Be its nature, this viewer doesn't need to have
599 * its data ready hook called htere, because a background
600 * request is always linked with a redraw.
606 lttv_hooks_destroy(background_ready_hook
);
611 header_size_allocate(GtkWidget
*widget
,
612 GtkAllocation
*allocation
,
615 EventViewerData
*event_viewer_data
= (EventViewerData
*)user_data
;
617 event_viewer_data
->header_height
= allocation
->height
;
623 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
627 g_debug("set cursor cb");
630 if(event_viewer_data
->currently_selected_event
!= -1)
632 path
= gtk_tree_path_new_from_indices(
633 event_viewer_data
->currently_selected_event
,
636 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
638 gtk_tree_path_free(path
);
643 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
648 g_debug("get cursor cb");
652 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
654 indices
= gtk_tree_path_get_indices(path
);
657 event_viewer_data
->currently_selected_event
= indices
[0];
659 event_viewer_data
->currently_selected_event
= -1;
661 gtk_tree_path_free(path
);
665 /* Filter out the key repeats that come too fast */
666 static gboolean
key_handler(GtkWidget
*widget
, GdkEventKey
*event
,
669 EventViewerData
*evd
= (EventViewerData
*)user_data
;
671 g_debug("event time : %u , last time : %u", event
->time
,
672 evd
->last_tree_update_time
);
674 if(guint32_before(event
->time
, evd
->last_tree_update_time
))
680 void tree_v_move_cursor_cb (GtkWidget
*widget
,
681 GtkMovementStep arg1
,
685 GtkTreePath
*path
; // = gtk_tree_path_new();
688 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
690 g_debug("move cursor cb");
691 //gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
695 /* No prior cursor, put it at beginning of page
696 * and let the execution do */
697 // path = gtk_tree_path_new_from_indices(0, -1);
698 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
699 // path, NULL, FALSE);
702 //indices = gtk_tree_path_get_indices(path);
704 //value = gtk_adjustment_get_value(event_viewer_data->vadjust_c);
706 /* If events request pending, do nothing*/
707 if(lttvwindow_events_request_pending(event_viewer_data
->tab
)) return;
709 /* If no prior position... */
712 lttv_traceset_context_position_get_time(
713 event_viewer_data
->currently_selected_position
),
714 ltt_time_infinite
) == 0) {
716 path
= gtk_tree_path_new_from_indices(0, -1);
717 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
720 gtk_tree_path_free(path
);
726 g_debug("tree view move cursor : arg1 is %u and arg2 is %d",
730 case GTK_MOVEMENT_DISPLAY_LINES
:
732 /* Move one line down */
733 if(event_viewer_data
->pos
->len
> 0) {
734 LttvTracesetContextPosition
*end_pos
=
735 (LttvTracesetContextPosition
*)g_ptr_array_index(
736 event_viewer_data
->pos
,
737 event_viewer_data
->pos
->len
-1);
738 if(lttv_traceset_context_pos_pos_compare(end_pos
,
739 event_viewer_data
->currently_selected_position
) == 0) {
740 /* Must get down one event and select the last one */
741 gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
742 GTK_TREE_VIEW(event_viewer_data
->tree_v
)));
743 event_viewer_data
->update_cursor
= FALSE
;
744 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
745 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) + 1);
746 event_viewer_data
->update_cursor
= TRUE
;
747 if(event_viewer_data
->pos
->len
> 0) {
748 path
= gtk_tree_path_new_from_indices(
749 max(0, event_viewer_data
->pos
->len
- 1), -1);
751 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
753 gtk_tree_path_free(path
);
758 /* Must get down one event and select the last one */
759 gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
760 GTK_TREE_VIEW(event_viewer_data
->tree_v
)));
761 event_viewer_data
->update_cursor
= FALSE
;
762 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
763 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) + 1);
764 event_viewer_data
->update_cursor
= TRUE
;
765 if(event_viewer_data
->pos
->len
> 0) {
766 path
= gtk_tree_path_new_from_indices(
767 max(0, event_viewer_data
->pos
->len
- 1), -1);
769 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
771 gtk_tree_path_free(path
);
777 if(event_viewer_data
->pos
->len
> 0) {
778 /* Move one line up */
779 LttvTracesetContextPosition
*begin_pos
=
780 (LttvTracesetContextPosition
*)g_ptr_array_index(
781 event_viewer_data
->pos
,
783 if(lttv_traceset_context_pos_pos_compare(begin_pos
,
784 event_viewer_data
->currently_selected_position
) == 0) {
785 /* Must get up one event and select the first one */
786 gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
787 GTK_TREE_VIEW(event_viewer_data
->tree_v
)));
788 event_viewer_data
->update_cursor
= FALSE
;
789 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
790 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) - 1);
791 event_viewer_data
->update_cursor
= TRUE
;
792 if(event_viewer_data
->pos
->len
> 0) {
793 path
= gtk_tree_path_new_from_indices(
796 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
798 gtk_tree_path_free(path
);
803 /* Must get up one event and select the first one */
804 gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
805 GTK_TREE_VIEW(event_viewer_data
->tree_v
)));
806 event_viewer_data
->update_cursor
= FALSE
;
807 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
808 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) - 1);
809 event_viewer_data
->update_cursor
= TRUE
;
810 if(event_viewer_data
->pos
->len
> 0) {
811 path
= gtk_tree_path_new_from_indices(
814 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
816 gtk_tree_path_free(path
);
822 case GTK_MOVEMENT_PAGES
:
824 /* Move one page down */
825 if(event_viewer_data
->pos
->len
> 0) {
826 LttvTracesetContextPosition
*end_pos
=
827 (LttvTracesetContextPosition
*)g_ptr_array_index(
828 event_viewer_data
->pos
,
829 event_viewer_data
->pos
->len
-1);
830 if(lttv_traceset_context_pos_pos_compare(end_pos
,
831 event_viewer_data
->currently_selected_position
) == 0) {
832 /* Must get down one page and select the last one */
833 gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
834 GTK_TREE_VIEW(event_viewer_data
->tree_v
)));
835 event_viewer_data
->update_cursor
= FALSE
;
836 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
837 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) + 2);
838 event_viewer_data
->update_cursor
= TRUE
;
839 if(event_viewer_data
->pos
->len
> 0) {
840 path
= gtk_tree_path_new_from_indices(
841 event_viewer_data
->pos
->len
- 1, -1);
843 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
845 gtk_tree_path_free(path
);
850 /* Must get down one page and select the last one */
851 gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
852 GTK_TREE_VIEW(event_viewer_data
->tree_v
)));
853 event_viewer_data
->update_cursor
= FALSE
;
854 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
855 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) + 2);
856 event_viewer_data
->update_cursor
= TRUE
;
857 if(event_viewer_data
->pos
->len
> 0) {
858 path
= gtk_tree_path_new_from_indices(
859 event_viewer_data
->pos
->len
- 1, -1);
861 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
863 gtk_tree_path_free(path
);
868 /* Move one page up */
869 if(event_viewer_data
->pos
->len
> 0) {
870 LttvTracesetContextPosition
*begin_pos
=
871 (LttvTracesetContextPosition
*)g_ptr_array_index(
872 event_viewer_data
->pos
,
874 if(lttv_traceset_context_pos_pos_compare(begin_pos
,
875 event_viewer_data
->currently_selected_position
) == 0) {
876 /* Must get up one page and select the first one */
877 gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
878 GTK_TREE_VIEW(event_viewer_data
->tree_v
)));
879 event_viewer_data
->update_cursor
= FALSE
;
880 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
881 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) - 2);
882 event_viewer_data
->update_cursor
= TRUE
;
883 if(event_viewer_data
->pos
->len
> 0) {
884 path
= gtk_tree_path_new_from_indices(
887 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
889 gtk_tree_path_free(path
);
894 /* Must get up one page and select the first one */
895 gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
896 GTK_TREE_VIEW(event_viewer_data
->tree_v
)));
897 event_viewer_data
->update_cursor
= FALSE
;
898 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
899 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) - 2);
900 event_viewer_data
->update_cursor
= TRUE
;
901 if(event_viewer_data
->pos
->len
> 0) {
902 path
= gtk_tree_path_new_from_indices(
905 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
907 gtk_tree_path_free(path
);
917 //gtk_tree_path_free(path);
920 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
925 /* move one line down */
926 if(indices
[0]) // Do we need an empty field here (before first)?
928 if(value
+ event_viewer_data
->num_visible_events
<=
929 event_viewer_data
->number_of_events
-1)
931 event_viewer_data
->currently_selected_event
+= 1;
932 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
933 //gtk_tree_path_free(path);
934 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
935 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
936 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
940 /* Move one line up */
945 event_viewer_data
->currently_selected_event
-= 1;
946 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
947 //gtk_tree_path_free(path);
948 //path = gtk_tree_path_new_from_indices(0, -1);
949 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
950 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
956 if(arg1
== GTK_MOVEMENT_PAGES
)
961 if(event_viewer_data
->num_visible_events
== 1)
963 /* move one page down */
964 if(value
+ event_viewer_data
->num_visible_events
-1 <=
965 event_viewer_data
->number_of_events
)
967 event_viewer_data
->currently_selected_event
+=
968 event_viewer_data
->num_visible_events
-1;
969 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
970 // value+(event_viewer_data->num_visible_events-1));
971 //gtk_tree_path_free(path);
972 //path = gtk_tree_path_new_from_indices(0, -1);
973 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
974 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
977 /* Move one page up */
978 if(event_viewer_data
->num_visible_events
== 1)
981 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
983 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
985 event_viewer_data
->currently_selected_event
-=
986 event_viewer_data
->num_visible_events
-1;
988 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
989 // value-(event_viewer_data->num_visible_events-1));
990 //gtk_tree_path_free(path);
991 //path = gtk_tree_path_new_from_indices(0, -1);
992 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
993 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
996 /* Go to first Event */
997 event_viewer_data
->currently_selected_event
== 0 ;
998 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
1000 //gtk_tree_path_free(path);
1001 //path = gtk_tree_path_new_from_indices(0, -1);
1002 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
1003 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
1010 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
1012 /* Move to the ends of the buffer */
1015 /* move end of buffer */
1016 event_viewer_data
->currently_selected_event
=
1017 event_viewer_data
->number_of_events
-1 ;
1018 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
1019 // event_viewer_data->number_of_events -
1020 // event_viewer_data->num_visible_events);
1021 //gtk_tree_path_free(path);
1022 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
1023 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
1024 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
1026 /* Move beginning of buffer */
1027 event_viewer_data
->currently_selected_event
= 0 ;
1028 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
1029 //gtk_tree_path_free(path);
1030 //path = gtk_tree_path_new_from_indices(0, -1);
1031 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
1032 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
1039 gboolean
tree_v_scroll_handler (GtkWidget
*widget
, GdkEventScroll
*event
, gpointer data
)
1041 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
1042 Tab
*tab
= event_viewer_data
->tab
;
1044 switch(event
->direction
) {
1046 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
1047 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) - 1);
1049 case GDK_SCROLL_DOWN
:
1050 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
1051 gtk_adjustment_get_value(event_viewer_data
->vadjust_c
) + 1);
1054 g_error("Only scroll up and down expected");
1059 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
1061 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
1062 Tab
*tab
= event_viewer_data
->tab
;
1064 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1066 LttvTracesetContextPosition
*pos
;
1068 g_debug("cursor changed cb");
1070 /* On cursor change, modify the currently selected event by calling
1071 * the right API function */
1072 if(event_viewer_data
->report_position
) {
1073 if(event_viewer_data
->pos
->len
> 0) {
1074 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
1077 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
1078 gtk_tree_model_get(model
, &iter
, POSITION_COLUMN
, &pos
, -1);
1080 if(lttv_traceset_context_pos_pos_compare(pos
,
1081 event_viewer_data
->currently_selected_position
) != 0)
1082 lttvwindow_report_current_position(tab
, pos
);
1084 g_warning("Can not get iter\n");
1086 gtk_tree_path_free(path
);
1093 static void tree_selection_changed_cb (GtkTreeSelection
*selection
,
1096 g_debug("tree sel changed cb");
1097 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
1099 /* Set the cursor to currently selected event */
1100 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
1102 LttvTracesetContextPosition
*pos
;
1104 GtkTreePath
*tree_path
;
1106 for(i
=0;i
<event_viewer_data
->num_visible_events
;i
++) {
1107 tree_path
= gtk_tree_path_new_from_indices(
1110 if(gtk_tree_model_get_iter(model
,&iter
,tree_path
)){
1111 gtk_tree_model_get(model
, &iter
, POSITION_COLUMN
, &pos
, -1);
1113 if(lttv_traceset_context_pos_pos_compare(pos
,
1114 event_viewer_data
->currently_selected_position
) == 0) {
1116 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
1117 tree_path
, NULL
, FALSE
);
1122 g_warning("Can not get iter\n");
1124 gtk_tree_path_free(tree_path
);
1130 static gint
key_snooper(GtkWidget
*grab_widget
, GdkEventKey
*event
,
1137 /* This callback may be recalled after a step up/down, but we don't want to lose
1138 * the exact position : what we do is that we only set the value if it has
1139 * changed : a step up/down that doesn't change the time value of the first
1140 * event won't trigger a scrollbar change. */
1142 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
1144 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1145 LttvTracesetStats
*tss
=
1146 lttvwindow_get_traceset_stats(event_viewer_data
->tab
);
1147 LttvTracesetContext
*tsc
= (LttvTracesetContext
*)tss
;
1148 g_debug("SCROLL begin");
1149 g_debug("SCROLL values : %g , %g, %g",
1150 adjustment
->value
, event_viewer_data
->previous_value
,
1151 (adjustment
->value
- event_viewer_data
->previous_value
));
1153 LttTime new_time_off
= ltt_time_from_double(adjustment
->value
);
1154 LttTime old_time_off
= ltt_time_from_double(event_viewer_data
->previous_value
);
1155 g_debug("SCROLL time values %lu.%lu, %lu.%lu", new_time_off
.tv_sec
,
1156 new_time_off
.tv_nsec
, old_time_off
.tv_sec
, old_time_off
.tv_nsec
);
1157 /* If same value : nothing to update */
1158 if(ltt_time_compare(new_time_off
, old_time_off
) == 0)
1161 //LttTime old_time = event_viewer_data->first_event;
1164 //gint snoop = gtk_key_snooper_install(key_snooper, NULL);
1166 get_events(adjustment
->value
, event_viewer_data
);
1168 //gtk_key_snooper_remove(snoop);
1170 LttTime time
= ltt_time_sub(event_viewer_data
->first_event
,
1171 tsc
->time_span
.start_time
);
1172 double value
= ltt_time_to_double(time
);
1173 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, value
);
1175 if(event_viewer_data
->currently_selected_event
!= -1) {
1177 tree_path
= gtk_tree_path_new_from_indices(
1178 event_viewer_data
->currently_selected_event
,
1181 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
1183 gtk_tree_path_free(tree_path
);
1186 g_debug("SCROLL end");
1189 static __inline gint
get_cell_height(GtkTreeView
*TreeView
)
1192 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
1194 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
1196 gint vertical_separator
;
1197 gtk_widget_style_get (GTK_WIDGET (TreeView
),
1198 "vertical-separator", &vertical_separator
,
1201 height
+= vertical_separator
;
1206 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
1208 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1209 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
1210 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
1211 gdouble exact_num_visible
;
1213 exact_num_visible
= ( alloc
->height
-
1214 event_viewer_data
->header_height
)
1215 / (double)cell_height
;
1217 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
1220 event_viewer_data->vadjust_c->page_increment =
1221 floor(exact_num_visible);
1222 event_viewer_data->vadjust_c->page_size =
1223 floor(exact_num_visible);
1226 g_debug("size allocate : last_num_visible_events : %d,\
1227 num_visible_events : %d",
1228 last_num_visible_events
,
1229 event_viewer_data
->num_visible_events
);
1230 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
1232 get_events(event_viewer_data
->vadjust_c
->value
, event_viewer_data
);
1238 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
1241 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
1242 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
1244 h
= cell_height
+ event_viewer_data
->header_height
;
1245 requisition
->height
= h
;
1250 gboolean
show_event_detail(void * hook_data
, void * call_data
)
1252 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1253 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1255 if(event_viewer_data
->event_fields_queue_tmp
->length
== 0 &&
1256 event_viewer_data
->event_fields_queue
->length
== 0){
1257 event_viewer_data
->shown
= FALSE
;
1261 if(event_viewer_data
->shown
== FALSE
){
1262 event_viewer_data
->shown
= TRUE
;
1263 update_raw_data_array(event_viewer_data
,
1264 event_viewer_data
->event_fields_queue_tmp
->length
);
1266 get_data(event_viewer_data
->vadjust_c
->value
,
1267 event_viewer_data
->num_visible_events
,
1270 remove_context_hooks(event_viewer_data
,tsc
);
1283 static void get_events(double new_value
, EventViewerData
*event_viewer_data
)
1285 GtkTreePath
*tree_path
;
1286 LttvTracesetStats
*tss
=
1287 lttvwindow_get_traceset_stats(event_viewer_data
->tab
);
1288 LttvTracesetContext
*tsc
= (LttvTracesetContext
*)tss
;
1290 gboolean seek_by_time
;
1292 double value
= new_value
- event_viewer_data
->previous_value
;
1294 /* Set stop button status for foreground processing */
1295 event_viewer_data
->tab
->stop_foreground
= FALSE
;
1297 /* See where we have to scroll... */
1298 ScrollDirection direction
;
1299 gint relative_position
;
1302 if(value
>= -1.0) direction
= SCROLL_STEP_UP
;
1304 if(value
>= -2.0) direction
= SCROLL_PAGE_UP
;
1305 else direction
= SCROLL_JUMP
;
1307 } else if(value
> 0.8) {
1308 if(value
<= 1.0) direction
= SCROLL_STEP_DOWN
;
1310 if(value
<= 2.0) direction
= SCROLL_PAGE_DOWN
;
1311 else direction
= SCROLL_JUMP
;
1313 } else direction
= SCROLL_NONE
; /* 0.0 */
1317 case SCROLL_STEP_UP
:
1318 g_debug("get_events : SCROLL_STEP_UP");
1319 relative_position
= -1;
1322 case SCROLL_STEP_DOWN
:
1323 g_debug("get_events : SCROLL_STEP_DOWN");
1324 relative_position
= 1;
1327 case SCROLL_PAGE_UP
:
1328 g_debug("get_events : SCROLL_PAGE_UP");
1329 relative_position
= -(event_viewer_data
->num_visible_events
);
1332 case SCROLL_PAGE_DOWN
:
1333 g_debug("get_events : SCROLL_PAGE_DOWN");
1334 relative_position
= event_viewer_data
->num_visible_events
;
1338 g_debug("get_events : SCROLL_JUMP");
1342 g_debug("get_events : SCROLL_NONE");
1343 relative_position
= 0;
1348 LttTime time
= ltt_time_from_double(new_value
);
1349 time
= ltt_time_add(tsc
->time_span
.start_time
, time
);
1353 LttvTracesetContextPosition
*pos
=
1354 lttv_traceset_context_position_new(tsc
);
1356 /* Remember the beginning position */
1357 if(event_viewer_data
->pos
->len
> 0) {
1358 LttvTracesetContextPosition
*first_pos
=
1359 (LttvTracesetContextPosition
*)g_ptr_array_index(
1360 event_viewer_data
->pos
,
1362 lttv_traceset_context_position_copy(pos
, first_pos
);
1364 if(relative_position
>= 0) {
1365 LttTime first_event_time
=
1366 lttv_traceset_context_position_get_time(
1368 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
1370 lttv_process_traceset_middle(tsc
, ltt_time_infinite
,
1374 } else if(relative_position
< 0) {
1375 g_assert(lttv_process_traceset_seek_position(tsc
, pos
) == 0);
1378 /* There is nothing in the list : simply seek to the time value. */
1379 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
1381 lttv_process_traceset_middle(tsc
, time
, G_MAXUINT
,
1385 /* Note that, as we mess with the tsc position, this function CANNOT be called
1386 * from a hook inside the lttv_process_traceset_middle. */
1387 /* As the lttvwindow API keeps a sync_position inside the tsc to go back at
1388 * the right spot after being interrupted, it's ok to change the tsc position,
1389 * as long as we do not touch the sync_position. */
1391 /* Get the beginning position of the read (with seek backward or seek forward)
1393 if(relative_position
> 0) {
1395 count
= lttv_process_traceset_seek_n_forward(tsc
, relative_position
,
1396 event_viewer_data
->main_win_filter
);
1397 } else if(relative_position
< 0) {
1400 /* Get an idea of currently shown event dispersion */
1401 LttTime first_event_time
=
1402 lttv_traceset_context_position_get_time(event_viewer_data
->first_event
);
1403 LttTime last_event_time
=
1404 lttv_traceset_context_position_get_time(event_viewer_data
->last_event
);
1405 LttTime time_diff
= ltt_time_sub(last_event_time
, first_event_time
);
1406 if(ltt_time_compare(time_diff
, ltt_time_zero
) == 0)
1407 time_diff
= seek_back_default_offset
;
1408 count
= lttv_process_traceset_seek_n_backward(tsc
, abs(relative_position
),
1410 (seek_time_fct
)lttv_state_traceset_seek_time_closest
,
1411 event_viewer_data
->main_win_filter
);
1412 } /* else 0 : do nothing : we are already at the beginning position */
1414 lttv_traceset_context_position_destroy(pos
);
1416 /* Save the first event position */
1417 lttv_traceset_context_position_save(tsc
, event_viewer_data
->first_event
);
1419 time
= lttv_traceset_context_position_get_time(
1420 event_viewer_data
->first_event
);
1421 //if(ltt_time_compare(time, tsc->time_span.end_time) > 0)
1422 // time = tsc->time_span.end_time;
1424 LttTime time_val
= ltt_time_sub(time
,
1425 tsc
->time_span
.start_time
);
1426 event_viewer_data
->previous_value
= ltt_time_to_double(time_val
);
1428 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
, time
);
1429 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, G_MAXUINT
,
1430 event_viewer_data
->first_event
);
1434 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
1436 lttv_process_traceset_middle(tsc
, time
, G_MAXUINT
,
1438 LttTime time_val
= ltt_time_sub(time
,
1439 tsc
->time_span
.start_time
);
1440 event_viewer_data
->previous_value
= ltt_time_to_double(time_val
);
1441 lttv_traceset_context_position_save(tsc
, event_viewer_data
->first_event
);
1444 /* Clear the model (don't forget to free the TCS positions!) */
1445 gtk_list_store_clear(event_viewer_data
->store_m
);
1446 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
1447 LttvTracesetContextPosition
*cur_pos
=
1448 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1450 lttv_traceset_context_position_destroy(cur_pos
);
1452 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
1456 * I make the choice not to use the mainwindow lttvwindow API here : the idle
1457 * loop might have a too low priority, and we want good update while
1458 * scrolling. However, we call the gdk loop to get events periodically so the
1459 * processing can be stopped.
1462 lttv_process_traceset_begin(tsc
,
1463 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
1465 event_viewer_data
->num_events
= 0;
1467 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, G_MAXUINT
, NULL
);
1469 lttv_process_traceset_end(tsc
,
1470 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
1472 /* Get the end position */
1473 if(event_viewer_data
->pos
->len
> 0) {
1474 LttvTracesetContextPosition
*cur_pos
=
1475 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1476 event_viewer_data
->pos
->len
- 1);
1477 lttv_traceset_context_position_copy(event_viewer_data
->last_event
,
1480 lttv_traceset_context_position_save(tsc
, event_viewer_data
->last_event
);
1482 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
,
1483 event_viewer_data
->previous_value
);
1485 //g_signal_emit_by_name(G_OBJECT (event_viewer_data->select_c),
1488 event_viewer_data
->last_tree_update_time
=
1489 gdk_x11_get_server_time(
1490 gtk_widget_get_parent_window(event_viewer_data
->tree_v
));
1497 int event_hook(void *hook_data
, void *call_data
)
1499 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1500 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1501 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
1502 LttEvent
*e
= ltt_tracefile_get_event(tfc
->tf
);
1504 event_viewer_data
->num_events
++;
1505 if(event_viewer_data
->num_events
% CHECK_GDK_INTERVAL
== 0) {
1506 while(gtk_events_pending ())
1507 gtk_main_iteration();
1508 if(event_viewer_data
->tab
->stop_foreground
)
1512 LttvFilter
*filter
= event_viewer_data
->main_win_filter
;
1513 if(filter
!= NULL
&& filter
->head
!= NULL
)
1514 if(!lttv_filter_tree_parse(filter
->head
,e
,tfc
->tf
,
1515 tfc
->t_context
->t
,tfc
))
1518 LttFacility
*facility
= ltt_event_facility(e
);
1519 LttEventType
*event_type
= ltt_event_eventtype(e
);
1520 LttTime time
= ltt_event_time(e
);
1522 guint cpu
= tfs
->cpu
;
1523 LttvTraceState
*ts
= (LttvTraceState
*)tfc
->t_context
;
1524 LttvProcessState
*process
= ts
->running_process
[cpu
];
1528 GString
*desc
= g_string_new("");
1530 LttvTracesetContextPosition
*pos
=
1531 lttv_traceset_context_position_new(tfc
->t_context
->ts_context
);
1533 lttv_traceset_context_position_save(tfc
->t_context
->ts_context
, pos
);
1535 lttv_event_to_string(e
, desc
, TRUE
, TRUE
, (LttvTracefileState
*)tfc
);
1537 g_info("detail : %s", desc
->str
);
1539 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
1540 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
1541 TRACE_NAME_COLUMN
, g_quark_to_string(ltt_trace_name(tfc
->t_context
->t
)),
1542 TRACEFILE_NAME_COLUMN
, g_quark_to_string(ltt_tracefile_name(tfc
->tf
)),
1544 FACILITY_COLUMN
, g_quark_to_string(ltt_facility_name(facility
)),
1545 EVENT_COLUMN
, g_quark_to_string(ltt_eventtype_name(event_type
)),
1546 TIME_S_COLUMN
, time
.tv_sec
,
1547 TIME_NS_COLUMN
, time
.tv_nsec
,
1548 PID_COLUMN
, process
->pid
,
1549 EVENT_DESCR_COLUMN
, desc
->str
,
1550 POSITION_COLUMN
, pos
,
1553 g_ptr_array_add(event_viewer_data
->pos
, pos
);
1555 g_string_free(desc
, TRUE
);
1557 if(event_viewer_data
->update_cursor
) {
1558 if(lttv_traceset_context_pos_pos_compare(pos
,
1559 event_viewer_data
->currently_selected_position
) == 0) {
1560 GtkTreePath
*path
= gtk_tree_path_new_from_indices(
1561 event_viewer_data
->pos
->len
- 1, -1);
1563 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
1565 gtk_tree_path_free(path
);
1570 if(event_viewer_data
->pos
->len
>= event_viewer_data
->num_visible_events
)
1578 static void event_update_selection(EventViewerData
*event_viewer_data
)
1581 GPtrArray
*positions
= event_viewer_data
->pos
;
1582 g_info("event_update_selection");
1584 for(i
=0;i
<positions
->len
;i
++) {
1585 LttvTracesetContextPosition
*cur_pos
=
1586 (LttvTracesetContextPosition
*)g_ptr_array_index(positions
, i
);
1587 if(lttv_traceset_context_pos_pos_compare(cur_pos
,
1588 event_viewer_data
->currently_selected_position
) == 0) {
1589 GtkTreePath
*path
= gtk_tree_path_new_from_indices(i
, -1);
1591 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
1593 gtk_tree_path_free(path
);
1599 static int current_time_get_first_event_hook(void *hook_data
, void *call_data
)
1601 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
1602 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
1603 LttEvent
*e
= ltt_tracefile_get_event(tfc
->tf
);
1605 LttvFilter
*filter
= event_viewer_data
->main_win_filter
;
1606 if(filter
!= NULL
&& filter
->head
!= NULL
)
1607 if(!lttv_filter_tree_parse(filter
->head
,e
,tfc
->tf
,
1608 tfc
->t_context
->t
,tfc
))
1611 lttv_traceset_context_position_save(tfc
->t_context
->ts_context
,
1612 event_viewer_data
->current_time_get_first
);
1617 gboolean
update_current_time(void * hook_data
, void * call_data
)
1619 g_info("update_current_time");
1620 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1621 const LttTime
* current_time
= (LttTime
*)call_data
;
1622 LttvTracesetContext
* tsc
=
1623 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1626 /* If the currently selected event time != current time, set the first event
1627 * with this time as currently selected. */
1628 LttTime pos_time
= lttv_traceset_context_position_get_time(
1629 event_viewer_data
->currently_selected_position
);
1630 if(ltt_time_compare(pos_time
, *current_time
) != 0) {
1632 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
1634 lttv_process_traceset_middle(tsc
, *current_time
, G_MAXUINT
,
1637 /* Get the first event that passes in the filter */
1638 event_viewer_data
->current_time_get_first
=
1639 lttv_traceset_context_position_new(tsc
);
1640 LttvHooks
*hooks
= lttv_hooks_new();
1641 lttv_hooks_add(hooks
,
1642 current_time_get_first_event_hook
,
1646 lttv_process_traceset_begin(tsc
,
1647 NULL
, NULL
, NULL
, hooks
, NULL
);
1649 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, G_MAXUINT
, NULL
);
1651 lttv_process_traceset_end(tsc
,
1652 NULL
, NULL
, NULL
, hooks
, NULL
);
1654 lttv_hooks_destroy(hooks
);
1656 lttv_traceset_context_position_copy(
1657 event_viewer_data
->currently_selected_position
,
1658 event_viewer_data
->current_time_get_first
);
1659 lttv_traceset_context_position_destroy(
1660 event_viewer_data
->current_time_get_first
);
1661 pos_time
= lttv_traceset_context_position_get_time(
1662 event_viewer_data
->currently_selected_position
);
1665 LttTime time
= ltt_time_sub(pos_time
, tsc
->time_span
.start_time
);
1666 double new_value
= ltt_time_to_double(time
);
1668 event_viewer_data
->report_position
= FALSE
;
1669 /* Change the viewed area if does not match */
1670 if(lttv_traceset_context_pos_pos_compare(
1671 event_viewer_data
->currently_selected_position
,
1672 event_viewer_data
->first_event
) < 0
1674 lttv_traceset_context_pos_pos_compare(
1675 event_viewer_data
->currently_selected_position
,
1676 event_viewer_data
->last_event
) > 0) {
1677 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, new_value
);
1679 /* Simply update the current time : it is in the list */
1680 event_update_selection(event_viewer_data
);
1682 event_viewer_data
->report_position
= TRUE
;
1687 gboolean
update_current_position(void * hook_data
, void * call_data
)
1689 g_info("update_current_position");
1690 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1691 const LttvTracesetContextPosition
*current_pos
=
1692 (LttvTracesetContextPosition
*)call_data
;
1693 LttvTracesetContext
* tsc
=
1694 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1696 if(lttv_traceset_context_pos_pos_compare(
1697 event_viewer_data
->currently_selected_position
, current_pos
) != 0) {
1698 lttv_traceset_context_position_copy(
1699 event_viewer_data
->currently_selected_position
, current_pos
);
1701 /* Change the viewed area if does not match */
1702 if(lttv_traceset_context_pos_pos_compare(
1703 event_viewer_data
->currently_selected_position
,
1704 event_viewer_data
->first_event
) < 0
1706 lttv_traceset_context_pos_pos_compare(
1707 event_viewer_data
->currently_selected_position
,
1708 event_viewer_data
->last_event
) > 0) {
1709 LttTime time
= lttv_traceset_context_position_get_time(current_pos
);
1710 time
= ltt_time_sub(time
, tsc
->time_span
.start_time
);
1711 double new_value
= ltt_time_to_double(time
);
1712 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, new_value
);
1714 /* Simply update the current time : it is in the list */
1715 event_update_selection(event_viewer_data
);
1726 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1728 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1729 LttvTracesetContext
* tsc
=
1730 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1731 TimeInterval time_span
= tsc
->time_span
;
1734 gtk_list_store_clear(event_viewer_data
->store_m
);
1735 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
1737 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
1738 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(end
);
1740 /* Reset the positions */
1741 lttv_traceset_context_position_destroy(
1742 event_viewer_data
->currently_selected_position
);
1743 lttv_traceset_context_position_destroy(
1744 event_viewer_data
->first_event
);
1745 lttv_traceset_context_position_destroy(
1746 event_viewer_data
->last_event
);
1748 event_viewer_data
->currently_selected_position
=
1749 lttv_traceset_context_position_new(tsc
);
1750 event_viewer_data
->first_event
=
1751 lttv_traceset_context_position_new(tsc
);
1752 event_viewer_data
->last_event
=
1753 lttv_traceset_context_position_new(tsc
);
1755 get_events(event_viewer_data
->vadjust_c
->value
, event_viewer_data
);
1756 // event_viewer_data->vadjust_c->value = 0;
1758 request_background_data(event_viewer_data
);
1763 gboolean
filter_changed(void * hook_data
, void * call_data
)
1765 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1766 LttvTracesetContext
* tsc
=
1767 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1769 event_viewer_data
->main_win_filter
=
1770 (LttvFilter
*)call_data
;
1771 get_events(event_viewer_data
->vadjust_c
->value
, event_viewer_data
);
1777 gint
redraw_notify(void *hook_data
, void *call_data
)
1779 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1781 get_events(event_viewer_data
->vadjust_c
->value
, event_viewer_data
);
1785 void gui_events_free(EventViewerData
*event_viewer_data
)
1787 Tab
*tab
= event_viewer_data
->tab
;
1790 if(event_viewer_data
){
1791 lttv_hooks_remove(event_viewer_data
->event_hooks
,event_hook
);
1792 lttv_hooks_destroy(event_viewer_data
->event_hooks
);
1794 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
1795 LttvTracesetContextPosition
*cur_pos
=
1796 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1798 lttv_traceset_context_position_destroy(cur_pos
);
1800 lttv_traceset_context_position_destroy(
1801 event_viewer_data
->currently_selected_position
);
1802 lttv_traceset_context_position_destroy(
1803 event_viewer_data
->first_event
);
1804 lttv_traceset_context_position_destroy(
1805 event_viewer_data
->last_event
);
1806 g_ptr_array_free(event_viewer_data
->pos
, TRUE
);
1808 lttvwindow_unregister_current_time_notify(tab
,
1809 update_current_time
, event_viewer_data
);
1810 lttvwindow_unregister_current_position_notify(tab
,
1811 update_current_position
, event_viewer_data
);
1812 //lttvwindow_unregister_show_notify(tab,
1813 // show_event_detail, event_viewer_data);
1814 lttvwindow_unregister_traceset_notify(tab
,
1815 traceset_changed
, event_viewer_data
);
1816 lttvwindow_unregister_filter_notify(tab
,
1817 filter_changed
, event_viewer_data
);
1818 lttvwindow_unregister_redraw_notify(tab
,
1819 redraw_notify
, event_viewer_data
);
1821 lttvwindowtraces_background_notify_remove(event_viewer_data
);
1823 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
,
1825 g_free(event_viewer_data
);
1831 void gui_events_destructor(EventViewerData
*event_viewer_data
)
1833 /* May already been done by GTK window closing */
1834 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1835 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1842 * plugin's init function
1844 * This function initializes the Event Viewer functionnality through the
1847 static void init() {
1849 lttvwindow_register_constructor("guievents",
1851 "Insert Event Viewer",
1852 hGuiEventsInsert_xpm
,
1853 "Insert Event Viewer",
1857 void event_destroy_walk(gpointer data
, gpointer user_data
)
1859 gui_events_destructor((EventViewerData
*)data
);
1863 * plugin's destroy function
1865 * This function releases the memory reserved by the module and unregisters
1866 * everything that has been registered in the gtkTraceSet API.
1868 static void destroy() {
1870 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1871 g_slist_free(g_event_viewer_data_list
);
1873 lttvwindow_unregister_constructor(h_gui_events
);
1880 LTTV_MODULE("guievents", "Detailed events view", \
1881 "Graphical module to display a detailed event list", \
1882 init
, destroy
, "lttvwindow", "print")