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 * */
107 /* Widget to display the data in a columned list */
109 GtkAdjustment
*vtree_adjust_c
;
110 GtkWidget
*button
; /* a button of the header, used to get the header_height */
113 /* Vertical scrollbar and its adjustment */
114 GtkWidget
*vscroll_vc
;
115 GtkAdjustment
*vadjust_c
;
117 /* Selection handler */
118 GtkTreeSelection
*select_c
;
120 gint num_visible_events
;
122 gint currently_selected_event
;
126 /** hook functions for update time interval, current time ... */
127 gboolean
update_current_time(void * hook_data
, void * call_data
);
128 //gboolean show_event_detail(void * hook_data, void * call_data);
129 gboolean
traceset_changed(void * hook_data
, void * call_data
);
131 //! Event Viewer's constructor hook
132 GtkWidget
*h_gui_events(Tab
*tab
);
133 //! Event Viewer's constructor
134 EventViewerData
*gui_events(Tab
*tab
);
135 //! Event Viewer's destructor
136 void gui_events_destructor(EventViewerData
*event_viewer_data
);
137 void gui_events_free(EventViewerData
*event_viewer_data
);
140 header_size_allocate(GtkWidget
*widget
,
141 GtkAllocation
*allocation
,
144 void tree_v_set_cursor(EventViewerData
*event_viewer_data
);
145 void tree_v_get_cursor(EventViewerData
*event_viewer_data
);
147 /* Prototype for selection handler callback */
148 static void tree_selection_changed_cb (GtkTreeSelection
*selection
,
150 static void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
);
151 static void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
,
153 static void tree_v_size_request_cb (GtkWidget
*widget
,
154 GtkRequisition
*requisition
, gpointer data
);
155 static void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
);
156 static void tree_v_move_cursor_cb (GtkWidget
*widget
, GtkMovementStep arg1
,
157 gint arg2
, gpointer data
);
160 static void get_events(double time
, EventViewerData
*event_viewer_data
);
162 int event_hook(void *hook_data
, void *call_data
);
164 /* Enumeration of the columns */
168 TRACEFILE_NAME_COLUMN
,
181 * Event Viewer's constructor hook
183 * This constructor is given as a parameter to the menuitem and toolbar button
184 * registration. It creates the list.
185 * @param parent_window A pointer to the parent window.
186 * @return The widget created.
189 h_gui_events(Tab
* tab
)
191 EventViewerData
* event_viewer_data
= gui_events(tab
) ;
192 if(event_viewer_data
)
193 return event_viewer_data
->hbox_v
;
199 * Event Viewer's constructor
201 * This constructor is used to create EventViewerData data structure.
202 * @return The Event viewer data created.
208 GtkTreeViewColumn
*column
;
209 GtkCellRenderer
*renderer
;
210 EventViewerData
* event_viewer_data
= g_new(EventViewerData
,1) ;
212 event_viewer_data
->tab
= tab
;
214 event_viewer_data
->event_hooks
= lttv_hooks_new();
215 lttv_hooks_add(event_viewer_data
->event_hooks
,
220 lttvwindow_register_current_time_notify(tab
,
221 update_current_time
,event_viewer_data
);
222 lttvwindow_register_traceset_notify(tab
,
223 traceset_changed
,event_viewer_data
);
225 event_viewer_data
->scroll_win
= gtk_scrolled_window_new (NULL
, NULL
);
226 gtk_widget_show (event_viewer_data
->scroll_win
);
227 gtk_scrolled_window_set_policy(
228 GTK_SCROLLED_WINDOW(event_viewer_data
->scroll_win
),
229 GTK_POLICY_AUTOMATIC
, GTK_POLICY_NEVER
);
231 event_viewer_data
->currently_selected_event
= -1;
233 /* Create a model for storing the data list */
234 event_viewer_data
->store_m
= gtk_list_store_new (
235 N_COLUMNS
, /* Total number of columns */
236 G_TYPE_STRING
, /* Trace name */
237 G_TYPE_STRING
, /* Tracefile name */
238 G_TYPE_UINT
, /* CPUID */
239 G_TYPE_STRING
, /* Event */
240 G_TYPE_STRING
, /* Facility */
241 G_TYPE_UINT
, /* Time s */
242 G_TYPE_UINT
, /* Time ns */
243 G_TYPE_INT
, /* PID */
244 G_TYPE_STRING
, /* Event's description */
245 G_TYPE_POINTER
);/* Position (not shown) */
247 event_viewer_data
->pos
= g_ptr_array_sized_new(10);
249 /* Create the viewer widget for the columned list */
250 event_viewer_data
->tree_v
=
251 gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data
->store_m
));
253 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-allocate",
254 G_CALLBACK (tree_v_size_allocate_cb
),
256 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "size-request",
257 G_CALLBACK (tree_v_size_request_cb
),
260 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "cursor-changed",
261 G_CALLBACK (tree_v_cursor_changed_cb
),
264 g_signal_connect (G_OBJECT (event_viewer_data
->tree_v
), "move-cursor",
265 G_CALLBACK (tree_v_move_cursor_cb
),
268 // Use on each column!
269 //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v,
270 //GTK_TREE_VIEW_COLUMN_FIXED);
272 /* The view now holds a reference. We can get rid of our own
274 g_object_unref (G_OBJECT (event_viewer_data
->store_m
));
277 /* Create a column, associating the "text" attribute of the
278 * cell_renderer to the first column of the model */
279 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
280 renderer
= gtk_cell_renderer_text_new ();
281 column
= gtk_tree_view_column_new_with_attributes ("Trace",
283 "text", TRACE_NAME_COLUMN
,
285 gtk_tree_view_column_set_alignment (column
, 0.0);
286 gtk_tree_view_column_set_fixed_width (column
, 120);
287 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
290 event_viewer_data
->button
= column
->button
;
292 g_signal_connect (G_OBJECT(event_viewer_data
->button
),
294 G_CALLBACK(header_size_allocate
),
295 (gpointer
)event_viewer_data
);
299 renderer
= gtk_cell_renderer_text_new ();
300 column
= gtk_tree_view_column_new_with_attributes ("Tracefile",
302 "text", TRACEFILE_NAME_COLUMN
,
304 gtk_tree_view_column_set_alignment (column
, 0.0);
305 gtk_tree_view_column_set_fixed_width (column
, 120);
306 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
310 renderer
= gtk_cell_renderer_text_new ();
311 column
= gtk_tree_view_column_new_with_attributes ("CPUID",
313 "text", CPUID_COLUMN
,
315 gtk_tree_view_column_set_alignment (column
, 0.0);
316 gtk_tree_view_column_set_fixed_width (column
, 45);
317 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
320 renderer
= gtk_cell_renderer_text_new ();
321 column
= gtk_tree_view_column_new_with_attributes ("Event",
323 "text", EVENT_COLUMN
,
325 gtk_tree_view_column_set_alignment (column
, 0.0);
326 gtk_tree_view_column_set_fixed_width (column
, 120);
327 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
330 renderer
= gtk_cell_renderer_text_new ();
331 column
= gtk_tree_view_column_new_with_attributes ("Facility",
333 "text", FACILITY_COLUMN
,
335 gtk_tree_view_column_set_alignment (column
, 0.0);
336 gtk_tree_view_column_set_fixed_width (column
, 120);
337 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
340 renderer
= gtk_cell_renderer_text_new ();
341 column
= gtk_tree_view_column_new_with_attributes ("Time (s)",
343 "text", TIME_S_COLUMN
,
345 gtk_tree_view_column_set_alignment (column
, 1.0);
346 gtk_tree_view_column_set_fixed_width (column
, 120);
347 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
350 renderer
= gtk_cell_renderer_text_new ();
351 column
= gtk_tree_view_column_new_with_attributes ("Time (ns)",
353 "text", TIME_NS_COLUMN
,
355 gtk_tree_view_column_set_alignment (column
, 1.0);
356 gtk_tree_view_column_set_fixed_width (column
, 120);
357 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
361 renderer
= gtk_cell_renderer_text_new ();
362 column
= gtk_tree_view_column_new_with_attributes ("PID",
366 gtk_tree_view_column_set_alignment (column
, 1.0);
367 gtk_tree_view_column_set_fixed_width (column
, 45);
368 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
371 renderer
= gtk_cell_renderer_text_new ();
372 column
= gtk_tree_view_column_new_with_attributes ("Event Description",
374 "text", EVENT_DESCR_COLUMN
,
376 gtk_tree_view_column_set_alignment (column
, 0.0);
377 gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data
->tree_v
),
381 /* Setup the selection handler */
382 event_viewer_data
->select_c
=
383 gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data
->tree_v
));
384 gtk_tree_selection_set_mode (event_viewer_data
->select_c
,
385 GTK_SELECTION_SINGLE
);
386 g_signal_connect (G_OBJECT (event_viewer_data
->select_c
), "changed",
387 G_CALLBACK (tree_selection_changed_cb
),
390 gtk_container_add (GTK_CONTAINER (event_viewer_data
->scroll_win
),
391 event_viewer_data
->tree_v
);
393 event_viewer_data
->hbox_v
= gtk_hbox_new(0, 0);
394 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
),
395 event_viewer_data
->scroll_win
, TRUE
, TRUE
, 0);
397 /* Create vertical scrollbar and pack it */
398 event_viewer_data
->vscroll_vc
= gtk_vscrollbar_new(NULL
);
399 gtk_range_set_update_policy (GTK_RANGE(event_viewer_data
->vscroll_vc
),
400 GTK_UPDATE_CONTINUOUS
);
401 // Changed by MD : more user friendly :)
402 //GTK_UPDATE_DISCONTINUOUS);
403 gtk_box_pack_start(GTK_BOX(event_viewer_data
->hbox_v
),
404 event_viewer_data
->vscroll_vc
, FALSE
, TRUE
, 0);
406 /* Get the vertical scrollbar's adjustment */
407 event_viewer_data
->vadjust_c
=
408 gtk_range_get_adjustment(GTK_RANGE(event_viewer_data
->vscroll_vc
));
409 event_viewer_data
->vtree_adjust_c
= gtk_tree_view_get_vadjustment(
410 GTK_TREE_VIEW (event_viewer_data
->tree_v
));
412 g_signal_connect (G_OBJECT (event_viewer_data
->vadjust_c
), "value-changed",
413 G_CALLBACK (v_scroll_cb
),
415 /* Set the upper bound to the last event number */
416 event_viewer_data
->previous_value
= 0;
417 event_viewer_data
->vadjust_c
->lower
= 0.0;
418 //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
419 event_viewer_data
->vadjust_c
->value
= 0.0;
420 event_viewer_data
->vadjust_c
->step_increment
= 1.0;
421 event_viewer_data
->vadjust_c
->page_increment
= 2.0;
422 // event_viewer_data->vtree_adjust_c->upper;
423 event_viewer_data
->vadjust_c
->page_size
= 2.0;
424 // event_viewer_data->vtree_adjust_c->upper;
425 /* Raw event trace */
426 gtk_widget_show(event_viewer_data
->hbox_v
);
427 gtk_widget_show(event_viewer_data
->tree_v
);
428 gtk_widget_show(event_viewer_data
->vscroll_vc
);
430 /* Add the object's information to the module's array */
431 g_event_viewer_data_list
= g_slist_append(g_event_viewer_data_list
,
434 event_viewer_data
->num_visible_events
= 1;
436 //get the life span of the traceset and set the upper of the scroll bar
438 LttvTracesetContext
* tsc
=
439 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
440 TimeInterval time_span
= tsc
->time_span
;
441 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
443 event_viewer_data
->vadjust_c
->upper
=
444 ltt_time_to_double(end
);
446 /* Set the Selected Event */
447 // tree_v_set_cursor(event_viewer_data);
449 // event_viewer_data->current_time_updated = FALSE;
451 g_object_set_data_full(
452 G_OBJECT(event_viewer_data
->hbox_v
),
455 (GDestroyNotify
)gui_events_free
);
458 return event_viewer_data
;
464 header_size_allocate(GtkWidget
*widget
,
465 GtkAllocation
*allocation
,
468 EventViewerData
*event_viewer_data
= (EventViewerData
*)user_data
;
470 event_viewer_data
->header_height
= allocation
->height
;
476 void tree_v_set_cursor(EventViewerData
*event_viewer_data
)
480 if(event_viewer_data
->currently_selected_event
!= -1)
482 path
= gtk_tree_path_new_from_indices(
483 event_viewer_data
->currently_selected_event
,
486 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
488 gtk_tree_path_free(path
);
492 void tree_v_get_cursor(EventViewerData
*event_viewer_data
)
497 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
499 indices
= gtk_tree_path_get_indices(path
);
502 event_viewer_data
->currently_selected_event
= indices
[0];
504 event_viewer_data
->currently_selected_event
= -1;
506 gtk_tree_path_free(path
);
512 void tree_v_move_cursor_cb (GtkWidget
*widget
,
513 GtkMovementStep arg1
,
517 GtkTreePath
*path
; // = gtk_tree_path_new();
520 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
522 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
526 /* No prior cursor, put it at beginning of page
527 * and let the execution do */
528 path
= gtk_tree_path_new_from_indices(0, -1);
529 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
533 indices
= gtk_tree_path_get_indices(path
);
535 value
= gtk_adjustment_get_value(event_viewer_data
->vadjust_c
);
537 g_debug("tree view move cursor : arg1 is %u and arg2 is %d",
541 if(arg1
== GTK_MOVEMENT_DISPLAY_LINES
)
546 /* move one line down */
547 if(indices
[0]) // Do we need an empty field here (before first)?
549 if(value
+ event_viewer_data
->num_visible_events
<=
550 event_viewer_data
->number_of_events
-1)
552 event_viewer_data
->currently_selected_event
+= 1;
553 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
554 //gtk_tree_path_free(path);
555 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
556 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
557 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
561 /* Move one line up */
566 event_viewer_data
->currently_selected_event
-= 1;
567 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
568 //gtk_tree_path_free(path);
569 //path = gtk_tree_path_new_from_indices(0, -1);
570 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
571 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
577 if(arg1
== GTK_MOVEMENT_PAGES
)
582 if(event_viewer_data
->num_visible_events
== 1)
584 /* move one page down */
585 if(value
+ event_viewer_data
->num_visible_events
-1 <=
586 event_viewer_data
->number_of_events
)
588 event_viewer_data
->currently_selected_event
+=
589 event_viewer_data
->num_visible_events
-1;
590 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
591 // value+(event_viewer_data->num_visible_events-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");
598 /* Move one page up */
599 if(event_viewer_data
->num_visible_events
== 1)
602 if(indices
[0] < event_viewer_data
->num_visible_events
- 2 )
604 if(value
- (event_viewer_data
->num_visible_events
-1) >= 0)
606 event_viewer_data
->currently_selected_event
-=
607 event_viewer_data
->num_visible_events
-1;
609 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
610 // value-(event_viewer_data->num_visible_events-1));
611 //gtk_tree_path_free(path);
612 //path = gtk_tree_path_new_from_indices(0, -1);
613 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
614 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
617 /* Go to first Event */
618 event_viewer_data
->currently_selected_event
== 0 ;
619 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
621 //gtk_tree_path_free(path);
622 //path = gtk_tree_path_new_from_indices(0, -1);
623 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
624 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
631 if(arg1
== GTK_MOVEMENT_BUFFER_ENDS
)
633 /* Move to the ends of the buffer */
636 /* move end of buffer */
637 event_viewer_data
->currently_selected_event
=
638 event_viewer_data
->number_of_events
-1 ;
639 // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
640 // event_viewer_data->number_of_events -
641 // event_viewer_data->num_visible_events);
642 //gtk_tree_path_free(path);
643 //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
644 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
645 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
647 /* Move beginning of buffer */
648 event_viewer_data
->currently_selected_event
= 0 ;
649 // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
650 //gtk_tree_path_free(path);
651 //path = gtk_tree_path_new_from_indices(0, -1);
652 //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
653 g_signal_stop_emission_by_name(G_OBJECT(widget
), "move-cursor");
657 gtk_tree_path_free(path
);
660 void tree_v_cursor_changed_cb (GtkWidget
*widget
, gpointer data
)
662 EventViewerData
*event_viewer_data
= (EventViewerData
*) data
;
663 Tab
*tab
= event_viewer_data
->tab
;
665 GtkTreeModel
* model
= GTK_TREE_MODEL(event_viewer_data
->store_m
);
667 LttvTracesetContextPosition
*pos
;
670 /* On cursor change, modify the currently selected event by calling
671 * the right API function */
672 tree_v_get_cursor(event_viewer_data
);
674 gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
),
676 if(gtk_tree_model_get_iter(model
,&iter
,path
)){
677 gtk_tree_model_get(model
, &iter
, POSITION_COLUMN
, &pos
, -1);
679 lttvwindow_report_current_position(tab
, pos
);
681 g_warning("Can not get iter\n");
687 void v_scroll_cb (GtkAdjustment
*adjustment
, gpointer data
)
689 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
690 GtkTreePath
*tree_path
;
692 get_events(adjustment
->value
, event_viewer_data
);
694 if(event_viewer_data
->currently_selected_event
!= -1) {
696 tree_path
= gtk_tree_path_new_from_indices(
697 event_viewer_data
->currently_selected_event
,
700 // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
702 gtk_tree_path_free(tree_path
);
706 static __inline gint
get_cell_height(GtkTreeView
*TreeView
)
709 GtkTreeViewColumn
*column
= gtk_tree_view_get_column(TreeView
, 0);
711 gtk_tree_view_column_cell_get_size(column
, NULL
, NULL
, NULL
, NULL
, &height
);
716 void tree_v_size_allocate_cb (GtkWidget
*widget
, GtkAllocation
*alloc
, gpointer data
)
718 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
719 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
720 gint last_num_visible_events
= event_viewer_data
->num_visible_events
;
721 gdouble exact_num_visible
;
723 exact_num_visible
= ( alloc
->height
-
724 event_viewer_data
->header_height
)
725 / (double)cell_height
;
727 event_viewer_data
->num_visible_events
= ceil(exact_num_visible
) ;
730 event_viewer_data->vadjust_c->page_increment =
731 floor(exact_num_visible);
732 event_viewer_data->vadjust_c->page_size =
733 floor(exact_num_visible);
736 g_debug("size allocate : last_num_visible_events : %d,\
737 num_visible_events : %d",
738 last_num_visible_events
,
739 event_viewer_data
->num_visible_events
);
740 if(event_viewer_data
->num_visible_events
!= last_num_visible_events
)
742 get_events(event_viewer_data
->vadjust_c
->value
, event_viewer_data
);
748 void tree_v_size_request_cb (GtkWidget
*widget
, GtkRequisition
*requisition
, gpointer data
)
751 EventViewerData
*event_viewer_data
= (EventViewerData
*)data
;
752 gint cell_height
= get_cell_height(GTK_TREE_VIEW(event_viewer_data
->tree_v
));
754 h
= cell_height
+ event_viewer_data
->header_height
;
755 requisition
->height
= h
;
760 gboolean
show_event_detail(void * hook_data
, void * call_data
)
762 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
763 LttvTracesetContext
* tsc
= lttvwindow_get_traceset_context(event_viewer_data
->tab
);
765 if(event_viewer_data
->event_fields_queue_tmp
->length
== 0 &&
766 event_viewer_data
->event_fields_queue
->length
== 0){
767 event_viewer_data
->shown
= FALSE
;
771 if(event_viewer_data
->shown
== FALSE
){
772 event_viewer_data
->shown
= TRUE
;
773 update_raw_data_array(event_viewer_data
,
774 event_viewer_data
->event_fields_queue_tmp
->length
);
776 get_data(event_viewer_data
->vadjust_c
->value
,
777 event_viewer_data
->num_visible_events
,
780 remove_context_hooks(event_viewer_data
,tsc
);
793 static void get_events(double new_value
, EventViewerData
*event_viewer_data
)
795 LttvTracesetStats
*tss
=
796 lttvwindow_get_traceset_stats(event_viewer_data
->tab
);
797 LttvTracesetContext
*tsc
= (LttvTracesetContext
*)tss
;
800 double value
= new_value
- event_viewer_data
->previous_value
;
801 event_viewer_data
->previous_value
= new_value
;
803 /* See where we have to scroll... */
804 ScrollDirection direction
;
805 gint relative_position
;
808 if(value
>= -1.0) direction
= SCROLL_STEP_UP
;
810 if(value
>= -2.0) direction
= SCROLL_PAGE_UP
;
811 else direction
= SCROLL_JUMP
;
813 } else if(value
> 0.0) {
814 if(value
<= 1.0) direction
= SCROLL_STEP_DOWN
;
816 if(value
<= 2.0) direction
= SCROLL_PAGE_DOWN
;
817 else direction
= SCROLL_JUMP
;
819 } else direction
= SCROLL_NONE
; /* 0.0 */
824 g_debug("get_events : SCROLL_STEP_UP");
825 relative_position
= -1;
827 case SCROLL_STEP_DOWN
:
828 g_debug("get_events : SCROLL_STEP_DOWN");
829 relative_position
= 1;
832 g_debug("get_events : SCROLL_PAGE_UP");
833 relative_position
= -(event_viewer_data
->num_visible_events
);
835 case SCROLL_PAGE_DOWN
:
836 g_debug("get_events : SCROLL_PAGE_DOWN");
837 relative_position
= event_viewer_data
->num_visible_events
;
840 g_debug("get_events : SCROLL_JUMP");
841 relative_position
= 0;
844 g_debug("get_events : SCROLL_NONE");
849 LttTime time
= ltt_time_from_double(new_value
);
850 time
= ltt_time_add(tsc
->time_span
.start_time
, time
);
852 if(relative_position
) {
854 LttvTracesetContextPosition
*pos
=
855 lttv_traceset_context_position_new(tsc
);
857 /* Remember the beginning position */
858 if(event_viewer_data
->pos
->len
> 0) {
859 LttvTracesetContextPosition
*first_pos
=
860 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
862 lttv_traceset_context_position_copy(pos
, first_pos
);
863 g_assert(lttv_process_traceset_seek_position(tsc
, pos
) == 0);
865 /* There is nothing in the list : simply seek to the time value. */
866 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
870 /* Clear the model (don't forget to free the TCS positions!) */
871 gtk_list_store_clear(event_viewer_data
->store_m
);
872 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
873 LttvTracesetContextPosition
*cur_pos
=
874 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
876 lttv_traceset_context_position_destroy(cur_pos
);
878 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
880 /* Note that, as we mess with the tsc position, this function CANNOT be called
881 * from a hook inside the lttv_process_traceset_middle. */
882 /* As the lttvwindow API keeps a sync_position inside the tsc to go back at
883 * the right spot after being interrupted, it's ok to change the tsc position,
884 * as long as we do not touch the sync_position. */
886 /* Get the beginning position of the read (with seek backward or seek forward)
888 if(relative_position
> 0) {
890 count
= lttv_process_traceset_seek_n_forward(tsc
, relative_position
,
891 lttvwindow_get_filter(event_viewer_data
->tab
));
894 count
= lttv_process_traceset_seek_n_backward(tsc
, abs(relative_position
),
895 seek_back_default_offset
, lttv_process_traceset_seek_time
,
896 lttvwindow_get_filter(event_viewer_data
->tab
));
899 lttv_traceset_context_position_destroy(pos
);
902 lttv_state_traceset_seek_time_closest((LttvTracesetState
*)tsc
,
907 * I make the choice not to use the mainwindow lttvwindow API here : it will
908 * be faster to read the events ourself from lttv_process_traceset_middle, as
909 * we are already at the right read position. It would be costier to use the
910 * seek time closest for nothing, as we only have few events to read.
912 /* FIXME : use seek time closest and middle to have a good state. */
914 lttv_process_traceset_begin(tsc
,
915 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
917 lttv_process_traceset_middle(tsc
, ltt_time_infinite
, G_MAXUINT
, NULL
);
919 lttv_process_traceset_end(tsc
,
920 NULL
, NULL
, NULL
, event_viewer_data
->event_hooks
, NULL
);
928 int event_hook(void *hook_data
, void *call_data
)
930 EventViewerData
*event_viewer_data
= (EventViewerData
*)hook_data
;
931 LttvTracefileContext
*tfc
= (LttvTracefileContext
*)call_data
;
932 LttEvent
*e
= ltt_tracefile_get_event(tfc
->tf
);
934 LttvFilter
*filter
= lttvwindow_get_filter(event_viewer_data
->tab
);
935 if(filter
!= NULL
&& filter
->head
!= NULL
)
936 if(!lttv_filter_tree_parse(filter
->head
,e
,tfc
->tf
,
937 tfc
->t_context
->t
,tfc
))
940 LttFacility
*facility
= ltt_event_facility(e
);
941 LttEventType
*event_type
= ltt_event_eventtype(e
);
942 LttField
*field
= ltt_event_field(e
);
943 LttTime time
= ltt_event_time(e
);
945 guint cpu
= ltt_tracefile_num(tfc
->tf
);
946 LttvTraceState
*ts
= (LttvTraceState
*)tfc
->t_context
;
947 LttvProcessState
*process
= ts
->running_process
[cpu
];
951 GString
*desc
= g_string_new("");
953 LttvTracesetContextPosition
*pos
=
954 lttv_traceset_context_position_new(tfc
->t_context
->ts_context
);
956 lttv_traceset_context_position_save(tfc
->t_context
->ts_context
, pos
);
959 lttv_print_field(e
, field
, desc
, TRUE
);
961 g_info("field : %s", desc
->str
);
963 gtk_list_store_append (event_viewer_data
->store_m
, &iter
);
964 gtk_list_store_set (event_viewer_data
->store_m
, &iter
,
965 TRACE_NAME_COLUMN
, g_quark_to_string(ltt_trace_name(tfc
->t_context
->t
)),
966 TRACEFILE_NAME_COLUMN
, g_quark_to_string(ltt_tracefile_name(tfc
->tf
)),
968 FACILITY_COLUMN
, g_quark_to_string(ltt_facility_name(facility
)),
969 EVENT_COLUMN
, g_quark_to_string(ltt_eventtype_name(event_type
)),
970 TIME_S_COLUMN
, time
.tv_sec
,
971 TIME_NS_COLUMN
, time
.tv_nsec
,
972 PID_COLUMN
, process
->pid
,
973 EVENT_DESCR_COLUMN
, desc
->str
,
974 POSITION_COLUMN
, pos
,
977 g_ptr_array_add(event_viewer_data
->pos
, pos
);
979 g_string_free(desc
, TRUE
);
981 if(event_viewer_data
->pos
->len
>= event_viewer_data
->num_visible_events
)
990 gboolean
update_current_time(void * hook_data
, void * call_data
)
992 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
993 const LttTime
* current_time
= (LttTime
*)call_data
;
994 LttvTracesetContext
* tsc
=
995 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
997 LttTime time
= ltt_time_sub(*current_time
, tsc
->time_span
.start_time
);
998 double new_value
= ltt_time_to_double(time
);
1001 gtk_adjustment_set_value(event_viewer_data
->vadjust_c
, new_value
);
1003 event_viewer_data
->currently_selected_event
= 0;
1005 path
= gtk_tree_path_new_from_indices(
1006 event_viewer_data
->currently_selected_event
,
1008 gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data
->tree_v
), path
, NULL
, FALSE
);
1009 //g_signal_stop_emission_by_name(G_OBJECT(event_viewer_data->tree_v), "cursor-changed");
1010 gtk_tree_path_free(path
);
1015 gboolean
traceset_changed(void * hook_data
, void * call_data
)
1017 EventViewerData
*event_viewer_data
= (EventViewerData
*) hook_data
;
1018 LttvTracesetContext
* tsc
=
1019 lttvwindow_get_traceset_context(event_viewer_data
->tab
);
1020 TimeInterval time_span
= tsc
->time_span
;
1023 gtk_list_store_clear(event_viewer_data
->store_m
);
1024 g_ptr_array_set_size(event_viewer_data
->pos
, 0);
1026 end
= ltt_time_sub(time_span
.end_time
, time_span
.start_time
);
1027 event_viewer_data
->vadjust_c
->upper
= ltt_time_to_double(end
);
1028 g_signal_emit_by_name(event_viewer_data
->vadjust_c
, "value-changed");
1029 // event_viewer_data->vadjust_c->value = 0;
1038 void gui_events_free(EventViewerData
*event_viewer_data
)
1040 Tab
*tab
= event_viewer_data
->tab
;
1043 if(event_viewer_data
){
1044 lttv_hooks_remove(event_viewer_data
->event_hooks
,event_hook
);
1045 lttv_hooks_destroy(event_viewer_data
->event_hooks
);
1047 for(i
=0;i
<event_viewer_data
->pos
->len
;i
++) {
1048 LttvTracesetContextPosition
*cur_pos
=
1049 (LttvTracesetContextPosition
*)g_ptr_array_index(event_viewer_data
->pos
,
1051 lttv_traceset_context_position_destroy(cur_pos
);
1053 g_ptr_array_free(event_viewer_data
->pos
, TRUE
);
1055 lttvwindow_unregister_current_time_notify(tab
,
1056 update_current_time
, event_viewer_data
);
1057 //lttvwindow_unregister_show_notify(tab,
1058 // show_event_detail, event_viewer_data);
1059 lttvwindow_unregister_traceset_notify(tab
,
1060 traceset_changed
, event_viewer_data
);
1062 g_event_viewer_data_list
= g_slist_remove(g_event_viewer_data_list
,
1064 g_free(event_viewer_data
);
1070 void gui_events_destructor(EventViewerData
*event_viewer_data
)
1072 /* May already been done by GTK window closing */
1073 if(GTK_IS_WIDGET(event_viewer_data
->hbox_v
)){
1074 gtk_widget_destroy(event_viewer_data
->hbox_v
);
1081 * plugin's init function
1083 * This function initializes the Event Viewer functionnality through the
1086 static void init() {
1088 lttvwindow_register_constructor("guievents",
1090 "Insert Event Viewer",
1091 hGuiEventsInsert_xpm
,
1092 "Insert Event Viewer",
1096 void event_destroy_walk(gpointer data
, gpointer user_data
)
1098 gui_events_destructor((EventViewerData
*)data
);
1102 * plugin's destroy function
1104 * This function releases the memory reserved by the module and unregisters
1105 * everything that has been registered in the gtkTraceSet API.
1107 static void destroy() {
1109 g_slist_foreach(g_event_viewer_data_list
, event_destroy_walk
, NULL
);
1110 g_slist_free(g_event_viewer_data_list
);
1112 lttvwindow_unregister_constructor(h_gui_events
);
1119 LTTV_MODULE("guievents", "Detailed events view", \
1120 "Graphical module to display a detailed event list", \
1121 init
, destroy
, "lttvwindow", "print")