--- /dev/null
+/* This file is part of the Linux Trace Toolkit viewer
+ * Copyright (C) 2003-2004 Mathieu Desnoyers and XangXiu Yang
+ * 2005 Mathieu Desnoyers
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License Version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ */
+
+
+//*! \defgroup GuiEvents libGuiEvents: The GUI Events display plugin */
+/*\@{*/
+
+/*! \file GuiEvents.c
+ * \brief Graphical plugin for showing events.
+ *
+ * This plugin lists all the events contained in the current time interval
+ * in a list.
+ *
+ * This plugin adds a Events Viewer functionnality to Linux TraceToolkit
+ * GUI when this plugin is loaded. The init and destroy functions add the
+ * viewer's insertion menu item and toolbar icon by calling viewer.h's
+ * API functions. Then, when a viewer's object is created, the constructor
+ * creates ans register through API functions what is needed to interact
+ * with the lttvwindow.
+ *
+ * Authors : Mathieu Desnoyers and XangXiu Yang, June to December 2003
+ * Inspired from original LTT, made by Karim Yaghmour
+ *
+ * Mostly rewritten by Mathieu Desnoyers, August 2005.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <math.h>
+
+#include <glib.h>
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <string.h>
+
+#include <ltt/ltt.h>
+#include <ltt/event.h>
+#include <ltt/trace.h>
+#include <lttv/module.h>
+#include <lttv/hook.h>
+#include <lttv/tracecontext.h>
+#include <lttv/state.h>
+#include <lttv/filter.h>
+#include <lttv/print.h>
+#include <lttvwindow/lttvwindow.h>
+#include <lttvwindow/lttvwindowtraces.h>
+#include <lttvwindow/lttv_plugin_tab.h>
+#include <lttvwindow/support.h>
+#include "lttv_plugin_evd.h"
+
+#include "events.h"
+#include "hGuiEventsInsert.xpm"
+
+#define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
+
+#ifndef g_debug
+#define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
+#endif
+
+#define abs(a) (((a)<0)?(-a):(a))
+#define max(a,b) ((a)>(b)?(a):(b))
+#define min(a,b) ((a)<(b)?(a):(b))
+
+/** Array containing instanced objects. Used when module is unloaded */
+static GSList *g_event_viewer_data_list = NULL ;
+
+typedef enum _ScrollDirection{
+ SCROLL_STEP_UP,
+ SCROLL_STEP_DOWN,
+ SCROLL_PAGE_UP,
+ SCROLL_PAGE_DOWN,
+ SCROLL_JUMP,
+ SCROLL_NONE
+} ScrollDirection;
+
+/** hook functions for update time interval, current time ... */
+gboolean update_current_time(void * hook_data, void * call_data);
+gboolean update_current_position(void * hook_data, void * call_data);
+//gboolean show_event_detail(void * hook_data, void * call_data);
+gboolean traceset_changed(void * hook_data, void * call_data);
+gboolean filter_changed(void * hook_data, void * call_data);
+
+static void request_background_data(EventViewerData *event_viewer_data);
+
+//! Event Viewer's constructor hook
+GtkWidget *h_gui_events(LttvPlugin *plugin);
+//! Event Viewer's constructor
+EventViewerData *gui_events(LttvPluginTab *ptab);
+//! Event Viewer's destructor
+void gui_events_destructor(gpointer data);
+void gui_events_free(gpointer data);
+
+static gboolean
+header_size_allocate(GtkWidget *widget,
+ GtkAllocation *allocation,
+ gpointer user_data);
+
+void tree_v_set_cursor(EventViewerData *event_viewer_data);
+void tree_v_get_cursor(EventViewerData *event_viewer_data);
+
+/* Prototype for selection handler callback */
+static void tree_selection_changed_cb (GtkTreeSelection *selection,
+ gpointer data);
+static void v_scroll_cb (GtkAdjustment *adjustment, gpointer data);
+static void tree_v_size_allocate_cb (GtkWidget *widget, GtkAllocation *alloc,
+ gpointer data);
+static void tree_v_size_request_cb (GtkWidget *widget,
+ GtkRequisition *requisition, gpointer data);
+static void tree_v_cursor_changed_cb (GtkWidget *widget, gpointer data);
+static void tree_v_move_cursor_cb (GtkWidget *widget, GtkMovementStep arg1,
+ gint arg2, gpointer data);
+static void filter_button (GtkToolButton *toolbutton,
+ gpointer user_data);
+static gboolean tree_v_scroll_handler (GtkWidget *widget, GdkEventScroll *event, gpointer data);
+static gboolean key_handler(GtkWidget *widget, GdkEventKey *event,
+ gpointer user_data);
+
+static void get_events(double time, EventViewerData *event_viewer_data);
+
+int event_hook(void *hook_data, void *call_data);
+
+/* Enumeration of the columns */
+enum
+{
+ TRACE_NAME_COLUMN,
+ TRACEFILE_NAME_COLUMN,
+ CPUID_COLUMN,
+ EVENT_COLUMN,
+ TIME_S_COLUMN,
+ TIME_NS_COLUMN,
+ PID_COLUMN,
+ EVENT_DESCR_COLUMN,
+ POSITION_COLUMN,
+ N_COLUMNS
+};
+
+/**
+ * Event Viewer's constructor hook
+ *
+ * This constructor is given as a parameter to the menuitem and toolbar button
+ * registration. It creates the list.
+ * @param parent_window A pointer to the parent window.
+ * @return The widget created.
+ */
+GtkWidget *
+h_gui_events(LttvPlugin *plugin)
+{
+ LttvPluginTab *ptab = LTTV_PLUGIN_TAB(plugin);
+ EventViewerData* event_viewer_data = gui_events(ptab) ;
+ if(event_viewer_data)
+ return event_viewer_data->top_widget;
+ else return NULL;
+
+}
+
+/**
+ * Event Viewer's constructor
+ *
+ * This constructor is used to create EventViewerData data structure.
+ * @return The Event viewer data created.
+ */
+EventViewerData *
+gui_events(LttvPluginTab *ptab)
+{
+ LttTime end;
+ GtkTreeViewColumn *column;
+ GtkCellRenderer *renderer;
+ EventViewerData* event_viewer_data = g_new(EventViewerData,1);
+ LttvPluginEVD *plugin_evd = g_object_new(LTTV_TYPE_PLUGIN_EVD, NULL);
+ GtkTooltips *tooltips = gtk_tooltips_new();
+ plugin_evd->evd = event_viewer_data;
+ Tab *tab = ptab->tab;
+ event_viewer_data->tab = tab;
+ event_viewer_data->ptab = ptab;
+ GtkWidget *tmp_toolbar_icon;
+
+ LttvTracesetContext * tsc =
+ lttvwindow_get_traceset_context(event_viewer_data->tab);
+
+
+ event_viewer_data->event_hooks = lttv_hooks_new();
+ lttv_hooks_add(event_viewer_data->event_hooks,
+ event_hook,
+ event_viewer_data,
+ LTTV_PRIO_DEFAULT);
+
+ lttvwindow_register_current_time_notify(tab,
+ update_current_time,event_viewer_data);
+ lttvwindow_register_current_position_notify(tab,
+ update_current_position,event_viewer_data);
+ lttvwindow_register_traceset_notify(tab,
+ traceset_changed,event_viewer_data);
+ lttvwindow_register_filter_notify(tab,
+ filter_changed, event_viewer_data);
+ lttvwindow_register_redraw_notify(tab,
+ evd_redraw_notify, event_viewer_data);
+
+
+ event_viewer_data->scroll_win = gtk_scrolled_window_new (NULL, NULL);
+ gtk_widget_show (event_viewer_data->scroll_win);
+ gtk_scrolled_window_set_policy(
+ GTK_SCROLLED_WINDOW(event_viewer_data->scroll_win),
+ GTK_POLICY_AUTOMATIC, GTK_POLICY_NEVER);
+
+ event_viewer_data->currently_selected_position =
+ lttv_traceset_context_position_new(tsc);
+ event_viewer_data->first_event =
+ lttv_traceset_context_position_new(tsc);
+ event_viewer_data->last_event =
+ lttv_traceset_context_position_new(tsc);
+
+ event_viewer_data->main_win_filter = lttvwindow_get_filter(tab);
+
+ event_viewer_data->update_cursor = TRUE;
+ event_viewer_data->report_position = TRUE;
+
+ event_viewer_data->last_tree_update_time = 0;
+
+ event_viewer_data->init_done = 0;
+
+ /* Create a model for storing the data list */
+ event_viewer_data->store_m = gtk_list_store_new (
+ N_COLUMNS, /* Total number of columns */
+ G_TYPE_STRING, /* Trace name */
+ G_TYPE_STRING, /* Tracefile name */
+ G_TYPE_UINT, /* CPUID */
+ G_TYPE_STRING, /* Event */
+ G_TYPE_UINT, /* Time s */
+ G_TYPE_UINT, /* Time ns */
+ G_TYPE_INT, /* PID */
+ G_TYPE_STRING, /* Event's description */
+ G_TYPE_POINTER);/* Position (not shown) */
+
+ event_viewer_data->pos = g_ptr_array_sized_new(10);
+
+ /* Create the viewer widget for the columned list */
+ event_viewer_data->tree_v =
+ gtk_tree_view_new_with_model (GTK_TREE_MODEL (event_viewer_data->store_m));
+
+ g_signal_connect (G_OBJECT (event_viewer_data->tree_v), "size-allocate",
+ G_CALLBACK (tree_v_size_allocate_cb),
+ event_viewer_data);
+ g_signal_connect (G_OBJECT (event_viewer_data->tree_v), "size-request",
+ G_CALLBACK (tree_v_size_request_cb),
+ event_viewer_data);
+
+ g_signal_connect (G_OBJECT (event_viewer_data->tree_v), "cursor-changed",
+ G_CALLBACK (tree_v_cursor_changed_cb),
+ event_viewer_data);
+
+ g_signal_connect (G_OBJECT (event_viewer_data->tree_v), "move-cursor",
+ G_CALLBACK (tree_v_move_cursor_cb),
+ event_viewer_data);
+
+ g_signal_connect (G_OBJECT(event_viewer_data->tree_v), "key-press-event",
+ G_CALLBACK(key_handler),
+ event_viewer_data);
+
+ g_signal_connect (G_OBJECT(event_viewer_data->tree_v), "scroll-event",
+ G_CALLBACK(tree_v_scroll_handler),
+ event_viewer_data);
+
+
+
+ // Use on each column!
+ //gtk_tree_view_column_set_sizing(event_viewer_data->tree_v,
+ //GTK_TREE_VIEW_COLUMN_FIXED);
+
+ /* The view now holds a reference. We can get rid of our own
+ * reference */
+ g_object_unref (G_OBJECT (event_viewer_data->store_m));
+
+
+ /* Create a column, associating the "text" attribute of the
+ * cell_renderer to the first column of the model */
+ /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
+ renderer = gtk_cell_renderer_text_new ();
+ column = gtk_tree_view_column_new_with_attributes ("Trace",
+ renderer,
+ "text", TRACE_NAME_COLUMN,
+ NULL);
+ gtk_tree_view_column_set_alignment (column, 0.0);
+ gtk_tree_view_column_set_fixed_width (column, 120);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data->tree_v),
+ column);
+
+ event_viewer_data->button = column->button;
+
+ g_signal_connect (G_OBJECT(event_viewer_data->button),
+ "size-allocate",
+ G_CALLBACK(header_size_allocate),
+ (gpointer)event_viewer_data);
+
+
+
+ renderer = gtk_cell_renderer_text_new ();
+ column = gtk_tree_view_column_new_with_attributes ("Tracefile",
+ renderer,
+ "text", TRACEFILE_NAME_COLUMN,
+ NULL);
+ gtk_tree_view_column_set_alignment (column, 0.0);
+ gtk_tree_view_column_set_fixed_width (column, 120);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data->tree_v),
+ column);
+
+
+ renderer = gtk_cell_renderer_text_new ();
+ column = gtk_tree_view_column_new_with_attributes ("CPUID",
+ renderer,
+ "text", CPUID_COLUMN,
+ NULL);
+ gtk_tree_view_column_set_alignment (column, 0.0);
+ gtk_tree_view_column_set_fixed_width (column, 45);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data->tree_v),
+ column);
+
+ renderer = gtk_cell_renderer_text_new ();
+ column = gtk_tree_view_column_new_with_attributes ("Event",
+ renderer,
+ "text", EVENT_COLUMN,
+ NULL);
+ gtk_tree_view_column_set_alignment (column, 0.0);
+ gtk_tree_view_column_set_fixed_width (column, 120);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data->tree_v),
+ column);
+
+ renderer = gtk_cell_renderer_text_new ();
+ column = gtk_tree_view_column_new_with_attributes ("Time (s)",
+ renderer,
+ "text", TIME_S_COLUMN,
+ NULL);
+ gtk_tree_view_column_set_alignment (column, 1.0);
+ gtk_tree_view_column_set_fixed_width (column, 120);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data->tree_v),
+ column);
+
+ renderer = gtk_cell_renderer_text_new ();
+ column = gtk_tree_view_column_new_with_attributes ("Time (ns)",
+ renderer,
+ "text", TIME_NS_COLUMN,
+ NULL);
+ gtk_tree_view_column_set_alignment (column, 1.0);
+ gtk_tree_view_column_set_fixed_width (column, 120);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data->tree_v),
+ column);
+
+
+ renderer = gtk_cell_renderer_text_new ();
+ column = gtk_tree_view_column_new_with_attributes ("PID",
+ renderer,
+ "text", PID_COLUMN,
+ NULL);
+ gtk_tree_view_column_set_alignment (column, 1.0);
+ gtk_tree_view_column_set_fixed_width (column, 45);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data->tree_v),
+ column);
+
+ renderer = gtk_cell_renderer_text_new ();
+ column = gtk_tree_view_column_new_with_attributes ("Event Description",
+ renderer,
+ "text", EVENT_DESCR_COLUMN,
+ NULL);
+ gtk_tree_view_column_set_alignment (column, 0.0);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (event_viewer_data->tree_v),
+ column);
+
+
+ /* Setup the selection handler */
+ event_viewer_data->select_c =
+ gtk_tree_view_get_selection (GTK_TREE_VIEW (event_viewer_data->tree_v));
+ gtk_tree_selection_set_mode (event_viewer_data->select_c,
+ GTK_SELECTION_SINGLE);
+ g_signal_connect (G_OBJECT (event_viewer_data->select_c), "changed",
+ G_CALLBACK (tree_selection_changed_cb),
+ event_viewer_data);
+
+ gtk_container_add (GTK_CONTAINER (event_viewer_data->scroll_win),
+ event_viewer_data->tree_v);
+
+ event_viewer_data->hbox_v = gtk_hbox_new(0, 0);
+ event_viewer_data->top_widget = event_viewer_data->hbox_v;
+ plugin_evd->parent.top_widget = event_viewer_data->hbox_v;
+
+ event_viewer_data->toolbar = gtk_toolbar_new();
+ gtk_toolbar_set_orientation(GTK_TOOLBAR(event_viewer_data->toolbar),
+ GTK_ORIENTATION_VERTICAL);
+
+ tmp_toolbar_icon = create_pixmap (main_window_get_widget(tab),
+ "guifilter16x16.png");
+ gtk_widget_show(tmp_toolbar_icon);
+ event_viewer_data->button_filter = gtk_tool_button_new(tmp_toolbar_icon,
+ "Filter");
+ g_signal_connect (G_OBJECT(event_viewer_data->button_filter),
+ "clicked",
+ G_CALLBACK (filter_button),
+ (gpointer)plugin_evd);
+ gtk_tool_item_set_tooltip(GTK_TOOL_ITEM(event_viewer_data->button_filter),
+ tooltips, "Open the filter window", NULL);
+ gtk_toolbar_insert(GTK_TOOLBAR(event_viewer_data->toolbar),
+ event_viewer_data->button_filter,
+ 0);
+ gtk_toolbar_set_style(GTK_TOOLBAR(event_viewer_data->toolbar),
+ GTK_TOOLBAR_ICONS);
+ gtk_box_pack_start(GTK_BOX(event_viewer_data->hbox_v),
+ event_viewer_data->toolbar, FALSE, FALSE, 0);
+ event_viewer_data->filter = NULL;
+
+ gtk_box_pack_start(GTK_BOX(event_viewer_data->hbox_v),
+ event_viewer_data->scroll_win, TRUE, TRUE, 0);
+
+ gtk_container_set_border_width(GTK_CONTAINER(event_viewer_data->hbox_v), 1);
+
+ /* Create vertical scrollbar and pack it */
+ event_viewer_data->vscroll_vc = gtk_vscrollbar_new(NULL);
+ gtk_range_set_update_policy (GTK_RANGE(event_viewer_data->vscroll_vc),
+ GTK_UPDATE_CONTINUOUS);
+ // Changed by MD : more user friendly :)
+ //GTK_UPDATE_DISCONTINUOUS);
+ gtk_box_pack_start(GTK_BOX(event_viewer_data->hbox_v),
+ event_viewer_data->vscroll_vc, FALSE, TRUE, 0);
+
+ /* Get the vertical scrollbar's adjustment */
+ event_viewer_data->vadjust_c =
+ gtk_range_get_adjustment(GTK_RANGE(event_viewer_data->vscroll_vc));
+ event_viewer_data->vtree_adjust_c = gtk_tree_view_get_vadjustment(
+ GTK_TREE_VIEW (event_viewer_data->tree_v));
+
+ g_signal_connect (G_OBJECT (event_viewer_data->vadjust_c), "value-changed",
+ G_CALLBACK (v_scroll_cb),
+ event_viewer_data);
+ /* Set the upper bound to the last event number */
+ event_viewer_data->previous_value = 0;
+ event_viewer_data->vadjust_c->lower = 0.0;
+ //event_viewer_data->vadjust_c->upper = event_viewer_data->number_of_events;
+ LttTime time = lttvwindow_get_current_time(tab);
+ time = ltt_time_sub(time, tsc->time_span.start_time);
+ event_viewer_data->vadjust_c->value = ltt_time_to_double(time);
+ event_viewer_data->vadjust_c->value = 0.0;
+ event_viewer_data->vadjust_c->step_increment = 1.0;
+ event_viewer_data->vadjust_c->page_increment = 2.0;
+ // event_viewer_data->vtree_adjust_c->upper;
+ event_viewer_data->vadjust_c->page_size = 2.0;
+ // event_viewer_data->vtree_adjust_c->upper;
+ /* Raw event trace */
+ gtk_widget_show(GTK_WIDGET(event_viewer_data->button_filter));
+ gtk_widget_show(event_viewer_data->toolbar);
+ gtk_widget_show(event_viewer_data->hbox_v);
+ gtk_widget_show(event_viewer_data->tree_v);
+ gtk_widget_show(event_viewer_data->vscroll_vc);
+
+ /* Add the object's information to the module's array */
+ g_event_viewer_data_list = g_slist_append(g_event_viewer_data_list,
+ plugin_evd);
+
+ event_viewer_data->num_visible_events = 1;
+
+ //get the life span of the traceset and set the upper of the scroll bar
+
+ TimeInterval time_span = tsc->time_span;
+ end = ltt_time_sub(time_span.end_time, time_span.start_time);
+
+ event_viewer_data->vadjust_c->upper =
+ ltt_time_to_double(end);
+
+ /* Set the Selected Event */
+ // tree_v_set_cursor(event_viewer_data);
+
+ // event_viewer_data->current_time_updated = FALSE;
+ //
+ g_object_set_data_full(
+ G_OBJECT(event_viewer_data->hbox_v),
+ "plugin_data",
+ plugin_evd,
+ (GDestroyNotify)gui_events_free);
+
+ g_object_set_data(
+ G_OBJECT(event_viewer_data->hbox_v),
+ "event_viewer_data",
+ event_viewer_data);
+
+ event_viewer_data->background_info_waiting = 0;
+
+
+ request_background_data(event_viewer_data);
+
+ return event_viewer_data;
+}
+
+
+
+static gint background_ready(void *hook_data, void *call_data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData *)hook_data;
+ LttvTrace *trace = (LttvTrace*)call_data;
+
+ event_viewer_data->background_info_waiting--;
+
+ if(event_viewer_data->background_info_waiting == 0) {
+ g_message("event viewer : background computation data ready.");
+
+ evd_redraw_notify(event_viewer_data, NULL);
+ }
+
+ return 0;
+}
+
+
+static void request_background_data(EventViewerData *event_viewer_data)
+{
+ LttvTracesetContext * tsc =
+ lttvwindow_get_traceset_context(event_viewer_data->tab);
+ gint num_traces = lttv_traceset_number(tsc->ts);
+ gint i;
+ LttvTrace *trace;
+ LttvTraceState *tstate;
+
+ LttvHooks *background_ready_hook =
+ lttv_hooks_new();
+ lttv_hooks_add(background_ready_hook, background_ready, event_viewer_data,
+ LTTV_PRIO_DEFAULT);
+ event_viewer_data->background_info_waiting = 0;
+
+ for(i=0;i<num_traces;i++) {
+ trace = lttv_traceset_get(tsc->ts, i);
+ tstate = LTTV_TRACE_STATE(tsc->traces[i]);
+
+ if(lttvwindowtraces_get_ready(g_quark_from_string("state"),trace)==FALSE
+ && !tstate->has_precomputed_states) {
+
+ if(lttvwindowtraces_get_in_progress(g_quark_from_string("state"),
+ trace) == FALSE) {
+ /* We first remove requests that could have been done for the same
+ * information. Happens when two viewers ask for it before servicing
+ * starts.
+ */
+ if(!lttvwindowtraces_background_request_find(trace, "state"))
+ lttvwindowtraces_background_request_queue(
+ main_window_get_widget(event_viewer_data->tab), trace, "state");
+ lttvwindowtraces_background_notify_queue(event_viewer_data,
+ trace,
+ ltt_time_infinite,
+ NULL,
+ background_ready_hook);
+ event_viewer_data->background_info_waiting++;
+ } else { /* in progress */
+
+ lttvwindowtraces_background_notify_current(event_viewer_data,
+ trace,
+ ltt_time_infinite,
+ NULL,
+ background_ready_hook);
+ event_viewer_data->background_info_waiting++;
+ }
+ } else {
+ /* Data ready. By its nature, this viewer doesn't need to have
+ * its data ready hook called there, because a background
+ * request is always linked with a redraw.
+ */
+ }
+
+ }
+
+ lttv_hooks_destroy(background_ready_hook);
+
+}
+
+static gboolean
+header_size_allocate(GtkWidget *widget,
+ GtkAllocation *allocation,
+ gpointer user_data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*)user_data;
+
+ event_viewer_data->header_height = allocation->height;
+
+ return 0;
+}
+
+
+void tree_v_set_cursor(EventViewerData *event_viewer_data)
+{
+ GtkTreePath *path;
+
+ g_debug("set cursor cb");
+
+#if 0
+ if(event_viewer_data->currently_selected_event != -1)
+ {
+ path = gtk_tree_path_new_from_indices(
+ event_viewer_data->currently_selected_event,
+ -1);
+
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+#endif //0
+}
+
+void tree_v_get_cursor(EventViewerData *event_viewer_data)
+{
+ GtkTreePath *path;
+ gint *indices;
+
+ g_debug("get cursor cb");
+
+
+#if 0
+ gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ &path, NULL);
+ indices = gtk_tree_path_get_indices(path);
+
+ if(indices != NULL)
+ event_viewer_data->currently_selected_event = indices[0];
+ else
+ event_viewer_data->currently_selected_event = -1;
+
+ gtk_tree_path_free(path);
+#endif //0
+}
+
+/* Filter out the key repeats that come too fast */
+static gboolean key_handler(GtkWidget *widget, GdkEventKey *event,
+ gpointer user_data)
+{
+ EventViewerData *evd = (EventViewerData *)user_data;
+
+ g_debug("event time : %u , last time : %u", event->time,
+ evd->last_tree_update_time);
+
+ if(guint32_before(event->time, evd->last_tree_update_time))
+ return TRUE;
+ else
+ return FALSE;
+}
+
+void tree_v_move_cursor_cb (GtkWidget *widget,
+ GtkMovementStep arg1,
+ gint arg2,
+ gpointer data)
+{
+ GtkTreePath *path; // = gtk_tree_path_new();
+ gint *indices;
+ gdouble value;
+ EventViewerData *event_viewer_data = (EventViewerData*)data;
+
+ g_debug("move cursor cb");
+ //gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ // &path, NULL);
+ //if(path == NULL)
+ //{
+ /* No prior cursor, put it at beginning of page
+ * and let the execution do */
+ // path = gtk_tree_path_new_from_indices(0, -1);
+ // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ // path, NULL, FALSE);
+ //}
+
+ //indices = gtk_tree_path_get_indices(path);
+
+ //value = gtk_adjustment_get_value(event_viewer_data->vadjust_c);
+
+ /* If events request pending, do nothing*/
+ if(lttvwindow_events_request_pending(event_viewer_data->tab)) return;
+
+ /* If no prior position... */
+#if 0
+ if(ltt_time_compare(
+ lttv_traceset_context_position_get_time(
+ event_viewer_data->currently_selected_position),
+ ltt_time_infinite) == 0) {
+
+ path = gtk_tree_path_new_from_indices(0, -1);
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+
+ gtk_tree_path_free(path);
+ return;
+
+ }
+#endif //0
+
+ g_debug("tree view move cursor : arg1 is %u and arg2 is %d",
+ (guint)arg1, arg2);
+
+ switch(arg1) {
+ case GTK_MOVEMENT_DISPLAY_LINES:
+ if(arg2 == 1) {
+ /* Move one line down */
+ if(event_viewer_data->pos->len > 0) {
+ LttvTracesetContextPosition *end_pos =
+ (LttvTracesetContextPosition*)g_ptr_array_index(
+ event_viewer_data->pos,
+ event_viewer_data->pos->len-1);
+ if(lttv_traceset_context_pos_pos_compare(end_pos,
+ event_viewer_data->currently_selected_position) == 0) {
+ /* Must get down one event and select the last one */
+ gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
+ GTK_TREE_VIEW(event_viewer_data->tree_v)));
+ event_viewer_data->update_cursor = FALSE;
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) + 1);
+ event_viewer_data->update_cursor = TRUE;
+ if(event_viewer_data->pos->len > 0) {
+ path = gtk_tree_path_new_from_indices(
+ max(0, event_viewer_data->pos->len - 1), -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+ } else {
+ /* Must get down one event and select the last one */
+ gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
+ GTK_TREE_VIEW(event_viewer_data->tree_v)));
+ event_viewer_data->update_cursor = FALSE;
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) + 1);
+ event_viewer_data->update_cursor = TRUE;
+ if(event_viewer_data->pos->len > 0) {
+ path = gtk_tree_path_new_from_indices(
+ max(0, event_viewer_data->pos->len - 1), -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+
+ } else {
+ if(event_viewer_data->pos->len > 0) {
+ /* Move one line up */
+ LttvTracesetContextPosition *begin_pos =
+ (LttvTracesetContextPosition*)g_ptr_array_index(
+ event_viewer_data->pos,
+ 0);
+ if(lttv_traceset_context_pos_pos_compare(begin_pos,
+ event_viewer_data->currently_selected_position) == 0) {
+ /* Must get up one event and select the first one */
+ gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
+ GTK_TREE_VIEW(event_viewer_data->tree_v)));
+ event_viewer_data->update_cursor = FALSE;
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) - 1);
+ event_viewer_data->update_cursor = TRUE;
+ if(event_viewer_data->pos->len > 0) {
+ path = gtk_tree_path_new_from_indices(
+ 0, -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+ } else {
+ /* Must get up one event and select the first one */
+ gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
+ GTK_TREE_VIEW(event_viewer_data->tree_v)));
+ event_viewer_data->update_cursor = FALSE;
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) - 1);
+ event_viewer_data->update_cursor = TRUE;
+ if(event_viewer_data->pos->len > 0) {
+ path = gtk_tree_path_new_from_indices(
+ 0, -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+ }
+ break;
+ case GTK_MOVEMENT_PAGES:
+ if(arg2 == 1) {
+ /* Move one page down */
+ if(event_viewer_data->pos->len > 0) {
+ LttvTracesetContextPosition *end_pos =
+ (LttvTracesetContextPosition*)g_ptr_array_index(
+ event_viewer_data->pos,
+ event_viewer_data->pos->len-1);
+ if(lttv_traceset_context_pos_pos_compare(end_pos,
+ event_viewer_data->currently_selected_position) == 0) {
+ /* Must get down one page and select the last one */
+ gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
+ GTK_TREE_VIEW(event_viewer_data->tree_v)));
+ event_viewer_data->update_cursor = FALSE;
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) + 2);
+ event_viewer_data->update_cursor = TRUE;
+ if(event_viewer_data->pos->len > 0) {
+ path = gtk_tree_path_new_from_indices(
+ event_viewer_data->pos->len - 1, -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+ } else {
+ /* Must get down one page and select the last one */
+ gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
+ GTK_TREE_VIEW(event_viewer_data->tree_v)));
+ event_viewer_data->update_cursor = FALSE;
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) + 2);
+ event_viewer_data->update_cursor = TRUE;
+ if(event_viewer_data->pos->len > 0) {
+ path = gtk_tree_path_new_from_indices(
+ event_viewer_data->pos->len - 1, -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+ } else {
+ /* Move one page up */
+ if(event_viewer_data->pos->len > 0) {
+ LttvTracesetContextPosition *begin_pos =
+ (LttvTracesetContextPosition*)g_ptr_array_index(
+ event_viewer_data->pos,
+ 0);
+ if(lttv_traceset_context_pos_pos_compare(begin_pos,
+ event_viewer_data->currently_selected_position) == 0) {
+ /* Must get up one page and select the first one */
+ gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
+ GTK_TREE_VIEW(event_viewer_data->tree_v)));
+ event_viewer_data->update_cursor = FALSE;
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) - 2);
+ event_viewer_data->update_cursor = TRUE;
+ if(event_viewer_data->pos->len > 0) {
+ path = gtk_tree_path_new_from_indices(
+ 0, -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+ } else {
+ /* Must get up one page and select the first one */
+ gtk_tree_selection_unselect_all(gtk_tree_view_get_selection(
+ GTK_TREE_VIEW(event_viewer_data->tree_v)));
+ event_viewer_data->update_cursor = FALSE;
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) - 2);
+ event_viewer_data->update_cursor = TRUE;
+ if(event_viewer_data->pos->len > 0) {
+ path = gtk_tree_path_new_from_indices(
+ 0, -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+ }
+ break;
+ default:
+ break;
+ }
+
+ //gtk_tree_path_free(path);
+
+#if 0
+ if(arg1 == GTK_MOVEMENT_DISPLAY_LINES)
+ {
+ /* Move one line */
+ if(arg2 == 1)
+ {
+ /* move one line down */
+ if(indices[0]) // Do we need an empty field here (before first)?
+ {
+ if(value + event_viewer_data->num_visible_events <=
+ event_viewer_data->number_of_events -1)
+ {
+ event_viewer_data->currently_selected_event += 1;
+ // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value+1);
+ //gtk_tree_path_free(path);
+ //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
+ //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
+ g_signal_stop_emission_by_name(G_OBJECT(widget), "move-cursor");
+ }
+ }
+ } else {
+ /* Move one line up */
+ if(indices[0] == 0)
+ {
+ if(value - 1 >= 0 )
+ {
+ event_viewer_data->currently_selected_event -= 1;
+ // gtk_adjustment_set_value(event_viewer_data->vadjust_c, value-1);
+ //gtk_tree_path_free(path);
+ //path = gtk_tree_path_new_from_indices(0, -1);
+ //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
+ g_signal_stop_emission_by_name(G_OBJECT(widget), "move-cursor");
+ }
+ }
+ }
+ }
+
+ if(arg1 == GTK_MOVEMENT_PAGES)
+ {
+ /* Move one page */
+ if(arg2 == 1)
+ {
+ if(event_viewer_data->num_visible_events == 1)
+ value += 1 ;
+ /* move one page down */
+ if(value + event_viewer_data->num_visible_events-1 <=
+ event_viewer_data->number_of_events )
+ {
+ event_viewer_data->currently_selected_event +=
+ event_viewer_data->num_visible_events-1;
+ // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ // value+(event_viewer_data->num_visible_events-1));
+ //gtk_tree_path_free(path);
+ //path = gtk_tree_path_new_from_indices(0, -1);
+ //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
+ g_signal_stop_emission_by_name(G_OBJECT(widget), "move-cursor");
+ }
+ } else {
+ /* Move one page up */
+ if(event_viewer_data->num_visible_events == 1)
+ value -= 1 ;
+
+ if(indices[0] < event_viewer_data->num_visible_events - 2 )
+ {
+ if(value - (event_viewer_data->num_visible_events-1) >= 0)
+ {
+ event_viewer_data->currently_selected_event -=
+ event_viewer_data->num_visible_events-1;
+
+ // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ // value-(event_viewer_data->num_visible_events-1));
+ //gtk_tree_path_free(path);
+ //path = gtk_tree_path_new_from_indices(0, -1);
+ //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
+ g_signal_stop_emission_by_name(G_OBJECT(widget), "move-cursor");
+
+ } else {
+ /* Go to first Event */
+ event_viewer_data->currently_selected_event == 0 ;
+ // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ // 0);
+ //gtk_tree_path_free(path);
+ //path = gtk_tree_path_new_from_indices(0, -1);
+ //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
+ g_signal_stop_emission_by_name(G_OBJECT(widget), "move-cursor");
+
+ }
+ }
+ }
+ }
+
+ if(arg1 == GTK_MOVEMENT_BUFFER_ENDS)
+ {
+ /* Move to the ends of the buffer */
+ if(arg2 == 1)
+ {
+ /* move end of buffer */
+ event_viewer_data->currently_selected_event =
+ event_viewer_data->number_of_events-1 ;
+ // gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ // event_viewer_data->number_of_events -
+ // event_viewer_data->num_visible_events);
+ //gtk_tree_path_free(path);
+ //path = gtk_tree_path_new_from_indices(event_viewer_data->num_visible_events-1, -1);
+ //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
+ g_signal_stop_emission_by_name(G_OBJECT(widget), "move-cursor");
+ } else {
+ /* Move beginning of buffer */
+ event_viewer_data->currently_selected_event = 0 ;
+ // gtk_adjustment_set_value(event_viewer_data->vadjust_c, 0);
+ //gtk_tree_path_free(path);
+ //path = gtk_tree_path_new_from_indices(0, -1);
+ //gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), path, NULL, FALSE);
+ g_signal_stop_emission_by_name(G_OBJECT(widget), "move-cursor");
+ }
+ }
+#endif //0
+}
+
+static void filter_button (GtkToolButton *toolbutton,
+ gpointer user_data)
+{
+ LttvPluginEVD *plugin_evd = (LttvPluginEVD*)user_data;
+ LttvAttribute *attribute;
+ LttvAttributeValue value;
+ gboolean ret;
+ g_printf("Filter button clicked\n");
+
+ attribute = LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(
+ LTTV_IATTRIBUTE(lttv_global_attributes()),
+ LTTV_VIEWER_CONSTRUCTORS));
+ g_assert(attribute);
+
+ ret = lttv_iattribute_find_by_path(LTTV_IATTRIBUTE(attribute),
+ "guifilter", LTTV_POINTER, &value);
+ g_assert(ret);
+ lttvwindow_viewer_constructor constructor =
+ (lttvwindow_viewer_constructor)*(value.v_pointer);
+ if(constructor) constructor(&plugin_evd->parent);
+ else g_warning("Filter module not loaded.");
+
+ //FIXME : viewer returned.
+}
+
+gboolean tree_v_scroll_handler (GtkWidget *widget, GdkEventScroll *event, gpointer data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*) data;
+ Tab *tab = event_viewer_data->tab;
+
+ switch(event->direction) {
+ case GDK_SCROLL_UP:
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) - 1);
+ break;
+ case GDK_SCROLL_DOWN:
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ gtk_adjustment_get_value(event_viewer_data->vadjust_c) + 1);
+ break;
+ default:
+ g_error("Only scroll up and down expected");
+ }
+ return TRUE;
+}
+
+void tree_v_cursor_changed_cb (GtkWidget *widget, gpointer data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*) data;
+ Tab *tab = event_viewer_data->tab;
+ GtkTreeIter iter;
+ GtkTreeModel* model = GTK_TREE_MODEL(event_viewer_data->store_m);
+ GtkTreePath *path;
+ LttvTracesetContextPosition *pos;
+
+ g_debug("cursor changed cb");
+
+ /* On cursor change, modify the currently selected event by calling
+ * the right API function */
+ if(event_viewer_data->report_position) {
+ if(event_viewer_data->pos->len > 0) {
+ gtk_tree_view_get_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ &path, NULL);
+ if(path) {
+ if(gtk_tree_model_get_iter(model,&iter,path)){
+ gtk_tree_model_get(model, &iter, POSITION_COLUMN, &pos, -1);
+
+ if(lttv_traceset_context_pos_pos_compare(pos,
+ event_viewer_data->currently_selected_position) != 0)
+ lttvwindow_report_current_position(tab, pos);
+ }else{
+ g_warning("Can not get iter\n");
+ }
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+}
+
+
+static void tree_selection_changed_cb (GtkTreeSelection *selection,
+ gpointer data)
+{
+ g_debug("tree sel changed cb");
+ EventViewerData *event_viewer_data = (EventViewerData*) data;
+
+#if 0
+ /* Set the cursor to currently selected event */
+ GtkTreeModel* model = GTK_TREE_MODEL(event_viewer_data->store_m);
+ GtkTreeIter iter;
+ LttvTracesetContextPosition *pos;
+ guint i;
+ GtkTreePath *tree_path;
+
+ for(i=0;i<event_viewer_data->num_visible_events;i++) {
+ tree_path = gtk_tree_path_new_from_indices(
+ i,
+ -1);
+ if(gtk_tree_model_get_iter(model,&iter,tree_path)){
+ gtk_tree_model_get(model, &iter, POSITION_COLUMN, &pos, -1);
+
+ if(lttv_traceset_context_pos_pos_compare(pos,
+ event_viewer_data->currently_selected_position) == 0) {
+ /* Match! */
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ tree_path, NULL, FALSE);
+ break;
+ }
+
+ }else{
+ g_warning("Can not get iter\n");
+ }
+ gtk_tree_path_free(tree_path);
+ }
+#endif //0
+}
+
+#if 0
+static gint key_snooper(GtkWidget *grab_widget, GdkEventKey *event,
+ gpointer func_data)
+{
+ return TRUE;
+}
+#endif //0
+
+/* This callback may be recalled after a step up/down, but we don't want to lose
+ * the exact position : what we do is that we only set the value if it has
+ * changed : a step up/down that doesn't change the time value of the first
+ * event won't trigger a scrollbar change. */
+
+void v_scroll_cb (GtkAdjustment *adjustment, gpointer data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*)data;
+ LttvTracesetStats *tss =
+ lttvwindow_get_traceset_stats(event_viewer_data->tab);
+ LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
+ g_debug("SCROLL begin");
+ g_debug("SCROLL values : %g , %g, %g",
+ adjustment->value, event_viewer_data->previous_value,
+ (adjustment->value - event_viewer_data->previous_value));
+
+ LttTime new_time_off = ltt_time_from_double(adjustment->value);
+ LttTime old_time_off = ltt_time_from_double(event_viewer_data->previous_value);
+ g_debug("SCROLL time values %lu.%lu, %lu.%lu", new_time_off.tv_sec,
+ new_time_off.tv_nsec, old_time_off.tv_sec, old_time_off.tv_nsec);
+ /* If same value : nothing to update */
+ if(ltt_time_compare(new_time_off, old_time_off) == 0)
+ return;
+
+ //LttTime old_time = event_viewer_data->first_event;
+
+
+ //gint snoop = gtk_key_snooper_install(key_snooper, NULL);
+
+ get_events(adjustment->value, event_viewer_data);
+
+ //gtk_key_snooper_remove(snoop);
+#if 0
+ LttTime time = ltt_time_sub(event_viewer_data->first_event,
+ tsc->time_span.start_time);
+ double value = ltt_time_to_double(time);
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c, value);
+
+ if(event_viewer_data->currently_selected_event != -1) {
+
+ tree_path = gtk_tree_path_new_from_indices(
+ event_viewer_data->currently_selected_event,
+ -1);
+
+ // gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v), tree_path,
+ // NULL, FALSE);
+ gtk_tree_path_free(tree_path);
+ }
+#endif //0
+ g_debug("SCROLL end");
+}
+
+static __inline gint get_cell_height(GtkTreeView *TreeView)
+{
+ gint height;
+ GtkTreeViewColumn *column = gtk_tree_view_get_column(TreeView, 0);
+
+ gtk_tree_view_column_cell_get_size(column, NULL, NULL, NULL, NULL, &height);
+
+ gint vertical_separator;
+ gtk_widget_style_get (GTK_WIDGET (TreeView),
+ "vertical-separator", &vertical_separator,
+ NULL);
+
+ height += vertical_separator;
+
+ return height;
+}
+
+void tree_v_size_allocate_cb (GtkWidget *widget, GtkAllocation *alloc, gpointer data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*)data;
+ gint cell_height = get_cell_height(GTK_TREE_VIEW(event_viewer_data->tree_v));
+ gint last_num_visible_events = event_viewer_data->num_visible_events;
+ gdouble exact_num_visible;
+
+ exact_num_visible = ( alloc->height -
+ event_viewer_data->header_height )
+ / (double)cell_height ;
+
+ event_viewer_data->num_visible_events = ceil(exact_num_visible) ;
+
+/*
+ event_viewer_data->vadjust_c->page_increment =
+ floor(exact_num_visible);
+ event_viewer_data->vadjust_c->page_size =
+ floor(exact_num_visible);
+*/
+
+ g_debug("size allocate %p : last_num_visible_events : %d",
+ event_viewer_data, last_num_visible_events);
+ g_debug("num_visible_events : %d, value %lu",
+ event_viewer_data->num_visible_events,
+ event_viewer_data->vadjust_c->value);
+
+ if(event_viewer_data->num_visible_events != last_num_visible_events) {
+ get_events(event_viewer_data->vadjust_c->value, event_viewer_data);
+ }
+
+
+}
+
+void tree_v_size_request_cb (GtkWidget *widget, GtkRequisition *requisition, gpointer data)
+{
+ gint h;
+ EventViewerData *event_viewer_data = (EventViewerData*)data;
+ gint cell_height = get_cell_height(GTK_TREE_VIEW(event_viewer_data->tree_v));
+
+ h = cell_height + event_viewer_data->header_height;
+ requisition->height = h;
+
+}
+
+#if 0
+gboolean show_event_detail(void * hook_data, void * call_data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*) hook_data;
+ LttvTracesetContext * tsc = lttvwindow_get_traceset_context(event_viewer_data->tab);
+
+ if(event_viewer_data->event_fields_queue_tmp->length == 0 &&
+ event_viewer_data->event_fields_queue->length == 0){
+ event_viewer_data->shown = FALSE;
+ return FALSE;
+ }
+
+ if(event_viewer_data->shown == FALSE){
+ event_viewer_data->shown = TRUE;
+ update_raw_data_array(event_viewer_data,
+ event_viewer_data->event_fields_queue_tmp->length);
+
+ get_data(event_viewer_data->vadjust_c->value,
+ event_viewer_data->num_visible_events,
+ event_viewer_data);
+
+ remove_context_hooks(event_viewer_data,tsc);
+ }
+
+ return FALSE;
+}
+#endif //0
+
+static gboolean events_check_handler(guint count, gboolean *stop_flag,
+ gpointer data)
+{
+ EventViewerData *evd = (EventViewerData*)data;
+ if(count % CHECK_GDK_INTERVAL == 0) {
+ GdkEvent *event;
+ GtkWidget *widget;
+ while((event = gdk_event_get()) != NULL) {
+ widget = gtk_get_event_widget(event);
+ if(widget ==
+ lookup_widget(main_window_get_widget(evd->tab),
+ "StopProcessingButton")
+ || widget == evd->vscroll_vc) {
+ gtk_main_do_event(event);
+ gdk_window_process_all_updates();
+ }
+ gdk_event_free(event);
+ }
+ if(*stop_flag)
+ return TRUE;
+ else
+ return FALSE;
+ } else return FALSE;
+}
+
+static void get_events(double new_value, EventViewerData *event_viewer_data)
+{
+ GtkTreePath *tree_path;
+ LttvTracesetStats *tss =
+ lttvwindow_get_traceset_stats(event_viewer_data->tab);
+ LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
+ guint i;
+ gboolean seek_by_time;
+
+ if(lttvwindow_preempt_count > 0) return;
+
+ double value = new_value - event_viewer_data->previous_value;
+
+ /* Set stop button status for foreground processing */
+ event_viewer_data->tab->stop_foreground = FALSE;
+ lttvwindow_events_request_disable();
+
+ /* See where we have to scroll... */
+ ScrollDirection direction;
+ gint relative_position;
+
+ if(value < -0.8) {
+ if(value >= -1.0) direction = SCROLL_STEP_UP;
+ else {
+ if(value >= -2.0) direction = SCROLL_PAGE_UP;
+ else direction = SCROLL_JUMP;
+ }
+ } else if(value > 0.8) {
+ if(value <= 1.0) direction = SCROLL_STEP_DOWN;
+ else {
+ if(value <= 2.0) direction = SCROLL_PAGE_DOWN;
+ else direction = SCROLL_JUMP;
+ }
+ } else direction = SCROLL_NONE; /* 0.0 */
+
+
+ switch(direction) {
+ case SCROLL_STEP_UP:
+ g_debug("get_events : SCROLL_STEP_UP");
+ relative_position = -1;
+ seek_by_time = 0;
+ break;
+ case SCROLL_STEP_DOWN:
+ g_debug("get_events : SCROLL_STEP_DOWN");
+ relative_position = 1;
+ seek_by_time = 0;
+ break;
+ case SCROLL_PAGE_UP:
+ g_debug("get_events : SCROLL_PAGE_UP");
+ relative_position = -(event_viewer_data->num_visible_events);
+ seek_by_time = 0;
+ break;
+ case SCROLL_PAGE_DOWN:
+ g_debug("get_events : SCROLL_PAGE_DOWN");
+ relative_position = event_viewer_data->num_visible_events;
+ seek_by_time = 0;
+ break;
+ case SCROLL_JUMP:
+ g_debug("get_events : SCROLL_JUMP");
+ seek_by_time = 1;
+ break;
+ case SCROLL_NONE:
+ g_debug("get_events : SCROLL_NONE");
+ relative_position = 0;
+ seek_by_time = 0;
+ break;
+ }
+
+ LttTime time = ltt_time_from_double(new_value);
+ time = ltt_time_add(tsc->time_span.start_time, time);
+
+ if(!seek_by_time) {
+
+ LttvTracesetContextPosition *pos =
+ lttv_traceset_context_position_new(tsc);
+
+ /* Remember the beginning position */
+ if(event_viewer_data->pos->len > 0) {
+ LttvTracesetContextPosition *first_pos =
+ (LttvTracesetContextPosition*)g_ptr_array_index(
+ event_viewer_data->pos,
+ 0);
+ lttv_traceset_context_position_copy(pos, first_pos);
+
+ if(relative_position >= 0) {
+ LttTime first_event_time =
+ lttv_traceset_context_position_get_time(
+ pos);
+ lttv_state_traceset_seek_time_closest((LttvTracesetState*)tsc,
+ first_event_time);
+ lttv_process_traceset_middle(tsc, ltt_time_infinite,
+ G_MAXUINT,
+ pos);
+
+ } else if(relative_position < 0) {
+ g_assert(lttv_process_traceset_seek_position(tsc, pos) == 0);
+ }
+ } else {
+ /* There is nothing in the list : simply seek to the time value. */
+ lttv_state_traceset_seek_time_closest((LttvTracesetState*)tsc,
+ time);
+ lttv_process_traceset_middle(tsc, time, G_MAXUINT,
+ NULL);
+ }
+
+ /* Note that, as we mess with the tsc position, this function CANNOT be called
+ * from a hook inside the lttv_process_traceset_middle. */
+ /* As the lttvwindow API keeps a sync_position inside the tsc to go back at
+ * the right spot after being interrupted, it's ok to change the tsc position,
+ * as long as we do not touch the sync_position. */
+
+ /* Get the beginning position of the read (with seek backward or seek forward)
+ */
+ if(relative_position > 0) {
+ guint count;
+ count += lttv_process_traceset_seek_n_forward(tsc, relative_position,
+ events_check_handler,
+ &event_viewer_data->tab->stop_foreground,
+ event_viewer_data->main_win_filter,
+ event_viewer_data->filter, NULL, event_viewer_data);
+ } else if(relative_position < 0) {
+ guint count;
+
+ /* Get an idea of currently shown event dispersion */
+ LttTime first_event_time =
+ lttv_traceset_context_position_get_time(event_viewer_data->first_event);
+ LttTime last_event_time =
+ lttv_traceset_context_position_get_time(event_viewer_data->last_event);
+ LttTime time_diff = ltt_time_sub(last_event_time, first_event_time);
+ if(ltt_time_compare(time_diff, ltt_time_zero) == 0)
+ time_diff = seek_back_default_offset;
+
+ count = lttv_process_traceset_seek_n_backward(tsc,
+ abs(relative_position),
+ time_diff,
+ (seek_time_fct)lttv_state_traceset_seek_time_closest,
+ events_check_handler,
+ &event_viewer_data->tab->stop_foreground,
+ event_viewer_data->main_win_filter,
+ event_viewer_data->filter, NULL, event_viewer_data);
+ } /* else 0 : do nothing : we are already at the beginning position */
+
+ lttv_traceset_context_position_destroy(pos);
+
+ /* Save the first event position */
+ lttv_traceset_context_position_save(tsc, event_viewer_data->first_event);
+
+ time = lttv_traceset_context_position_get_time(
+ event_viewer_data->first_event);
+ //if(ltt_time_compare(time, tsc->time_span.end_time) > 0)
+ // time = tsc->time_span.end_time;
+
+ LttTime time_val = ltt_time_sub(time,
+ tsc->time_span.start_time);
+ event_viewer_data->previous_value = ltt_time_to_double(time_val);
+
+ lttv_state_traceset_seek_time_closest((LttvTracesetState*)tsc, time);
+ lttv_process_traceset_middle(tsc, ltt_time_infinite, G_MAXUINT,
+ event_viewer_data->first_event);
+
+ } else {
+ /* Seek by time */
+ lttv_state_traceset_seek_time_closest((LttvTracesetState*)tsc,
+ time);
+ lttv_process_traceset_middle(tsc, time, G_MAXUINT,
+ NULL);
+ LttTime time_val = ltt_time_sub(time,
+ tsc->time_span.start_time);
+ event_viewer_data->previous_value = ltt_time_to_double(time_val);
+ lttv_traceset_context_position_save(tsc, event_viewer_data->first_event);
+ }
+
+ /* Clear the model (don't forget to free the TCS positions!) */
+ gtk_list_store_clear(event_viewer_data->store_m);
+ for(i=0;i<event_viewer_data->pos->len;i++) {
+ LttvTracesetContextPosition *cur_pos =
+ (LttvTracesetContextPosition*)g_ptr_array_index(event_viewer_data->pos,
+ i);
+ lttv_traceset_context_position_destroy(cur_pos);
+ }
+ g_ptr_array_set_size(event_viewer_data->pos, 0);
+
+
+ /* Mathieu :
+ * I make the choice not to use the mainwindow lttvwindow API here : the idle
+ * loop might have a too low priority, and we want good update while
+ * scrolling. However, we call the gdk loop to get events periodically so the
+ * processing can be stopped.
+ */
+
+ lttv_process_traceset_begin(tsc,
+ NULL, NULL, NULL, event_viewer_data->event_hooks, NULL);
+
+ event_viewer_data->num_events = 0;
+
+ lttv_process_traceset_middle(tsc, ltt_time_infinite, G_MAXUINT, NULL);
+
+ lttv_process_traceset_end(tsc,
+ NULL, NULL, NULL, event_viewer_data->event_hooks, NULL);
+
+ /* Get the end position */
+ if(event_viewer_data->pos->len > 0) {
+ LttvTracesetContextPosition *cur_pos =
+ (LttvTracesetContextPosition*)g_ptr_array_index(event_viewer_data->pos,
+ event_viewer_data->pos->len - 1);
+ lttv_traceset_context_position_copy(event_viewer_data->last_event,
+ cur_pos);
+ } else
+ lttv_traceset_context_position_save(tsc, event_viewer_data->last_event);
+
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c,
+ event_viewer_data->previous_value);
+
+ //g_signal_emit_by_name(G_OBJECT (event_viewer_data->select_c),
+ // "changed");
+
+ event_viewer_data->last_tree_update_time =
+ gdk_x11_get_server_time(
+ gtk_widget_get_parent_window(event_viewer_data->tree_v));
+
+ lttvwindow_events_request_enable();
+
+ return;
+}
+
+
+int event_hook(void *hook_data, void *call_data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*)hook_data;
+ LttvTracefileContext *tfc = (LttvTracefileContext*)call_data;
+ LttvTracefileState *tfs = (LttvTracefileState*)call_data;
+ LttEvent *e = ltt_tracefile_get_event(tfc->tf);
+
+ if(event_viewer_data->num_events % CHECK_GDK_INTERVAL == 0) {
+ GdkEvent *event;
+ GtkWidget *widget;
+ while((event = gdk_event_get()) != NULL) {
+ widget = gtk_get_event_widget(event);
+ if(widget ==
+ lookup_widget(main_window_get_widget(event_viewer_data->tab),
+ "StopProcessingButton")
+ || widget == event_viewer_data->vscroll_vc) {
+ gtk_main_do_event(event);
+ gdk_window_process_all_updates();
+ }
+ gdk_event_free(event);
+ }
+ //gtk_main_iteration_do(FALSE);
+ if(event_viewer_data->tab->stop_foreground)
+ return TRUE;
+ }
+ event_viewer_data->num_events++;
+
+ LttvFilter *filter = event_viewer_data->main_win_filter;
+ if(filter != NULL && filter->head != NULL)
+ if(!lttv_filter_tree_parse(filter->head,e,tfc->tf,
+ tfc->t_context->t,tfc,NULL,NULL))
+ return FALSE;
+
+ filter = event_viewer_data->filter;
+ if(filter != NULL && filter->head != NULL)
+ if(!lttv_filter_tree_parse(filter->head,e,tfc->tf,
+ tfc->t_context->t,tfc,NULL,NULL))
+ return FALSE;
+
+
+// LttFacility *facility = ltt_event_facility(e);
+// LttEventType *event_type = ltt_event_eventtype(e);
+ LttTime time = ltt_event_time(e);
+
+ guint cpu = tfs->cpu;
+ LttvTraceState *ts = (LttvTraceState*)tfc->t_context;
+ LttvProcessState *process = ts->running_process[cpu];
+
+ GtkTreeIter iter;
+
+ GString *desc = g_string_new("");
+
+ LttvTracesetContextPosition *pos =
+ lttv_traceset_context_position_new(tfc->t_context->ts_context);
+
+ lttv_traceset_context_position_save(tfc->t_context->ts_context, pos);
+
+ lttv_event_to_string(e, desc, TRUE, TRUE, (LttvTracefileState*)tfc);
+
+ g_info("detail : %s", desc->str);
+
+ gtk_list_store_append (event_viewer_data->store_m, &iter);
+ gtk_list_store_set (event_viewer_data->store_m, &iter,
+ TRACE_NAME_COLUMN, g_quark_to_string(ltt_trace_name(tfc->t_context->t)),
+ TRACEFILE_NAME_COLUMN, g_quark_to_string(ltt_tracefile_name(tfc->tf)),
+ CPUID_COLUMN, cpu,
+ EVENT_COLUMN, g_quark_to_string(marker_get_info_from_id(tfc->t_context->t, e->event_id)->name),
+ TIME_S_COLUMN, time.tv_sec,
+ TIME_NS_COLUMN, time.tv_nsec,
+ PID_COLUMN, process->pid,
+ EVENT_DESCR_COLUMN, desc->str,
+ POSITION_COLUMN, pos,
+ -1);
+
+ g_ptr_array_add(event_viewer_data->pos, pos);
+
+ g_string_free(desc, TRUE);
+
+ if(event_viewer_data->update_cursor) {
+ if(lttv_traceset_context_pos_pos_compare(pos,
+ event_viewer_data->currently_selected_position) == 0) {
+ GtkTreePath *path = gtk_tree_path_new_from_indices(
+ event_viewer_data->pos->len - 1, -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+
+ if(event_viewer_data->pos->len >= event_viewer_data->num_visible_events )
+ return TRUE;
+ else
+ return FALSE;
+}
+
+
+
+static void event_update_selection(EventViewerData *event_viewer_data)
+{
+ guint i;
+ GPtrArray *positions = event_viewer_data->pos;
+ g_info("event_update_selection");
+
+ for(i=0;i<positions->len;i++) {
+ LttvTracesetContextPosition *cur_pos =
+ (LttvTracesetContextPosition*)g_ptr_array_index(positions, i);
+ if(lttv_traceset_context_pos_pos_compare(cur_pos,
+ event_viewer_data->currently_selected_position) == 0) {
+ GtkTreePath *path = gtk_tree_path_new_from_indices(i, -1);
+ if(path) {
+ gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
+ path, NULL, FALSE);
+ gtk_tree_path_free(path);
+ }
+ }
+ }
+}
+
+static int current_time_get_first_event_hook(void *hook_data, void *call_data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*)hook_data;
+ LttvTracefileContext *tfc = (LttvTracefileContext*)call_data;
+ LttEvent *e = ltt_tracefile_get_event(tfc->tf);
+
+ LttvFilter *filter = event_viewer_data->main_win_filter;
+ if(filter != NULL && filter->head != NULL)
+ if(!lttv_filter_tree_parse(filter->head,e,tfc->tf,
+ tfc->t_context->t,tfc,NULL,NULL))
+ return FALSE;
+
+ filter = event_viewer_data->filter;
+ if(filter != NULL && filter->head != NULL)
+ if(!lttv_filter_tree_parse(filter->head,e,tfc->tf,
+ tfc->t_context->t,tfc,NULL,NULL))
+ return FALSE;
+
+ lttv_traceset_context_position_save(tfc->t_context->ts_context,
+ event_viewer_data->current_time_get_first);
+ return TRUE;
+}
+
+
+gboolean update_current_time(void * hook_data, void * call_data)
+{
+ g_info("update_current_time");
+ EventViewerData *event_viewer_data = (EventViewerData*) hook_data;
+ const LttTime * current_time = (LttTime*)call_data;
+ LttvTracesetContext * tsc =
+ lttvwindow_get_traceset_context(event_viewer_data->tab);
+ GtkTreePath *path;
+
+ /* If the currently selected event time != current time, set the first event
+ * with this time as currently selected. */
+ LttTime pos_time = lttv_traceset_context_position_get_time(
+ event_viewer_data->currently_selected_position);
+ if(ltt_time_compare(pos_time, *current_time) != 0) {
+
+ lttv_state_traceset_seek_time_closest((LttvTracesetState*)tsc,
+ *current_time);
+ lttv_process_traceset_middle(tsc, *current_time, G_MAXUINT,
+ NULL);
+
+ /* Get the first event that passes in the filter */
+ event_viewer_data->current_time_get_first =
+ lttv_traceset_context_position_new(tsc);
+ LttvHooks *hooks = lttv_hooks_new();
+ lttv_hooks_add(hooks,
+ current_time_get_first_event_hook,
+ event_viewer_data,
+ LTTV_PRIO_DEFAULT);
+
+ lttv_process_traceset_begin(tsc,
+ NULL, NULL, NULL, hooks, NULL);
+
+ lttv_process_traceset_middle(tsc, ltt_time_infinite, G_MAXUINT, NULL);
+
+ lttv_process_traceset_end(tsc,
+ NULL, NULL, NULL, hooks, NULL);
+
+ lttv_hooks_destroy(hooks);
+
+ lttv_traceset_context_position_copy(
+ event_viewer_data->currently_selected_position,
+ event_viewer_data->current_time_get_first);
+ lttv_traceset_context_position_destroy(
+ event_viewer_data->current_time_get_first);
+ pos_time = lttv_traceset_context_position_get_time(
+ event_viewer_data->currently_selected_position);
+ }
+
+ LttTime time = ltt_time_sub(pos_time, tsc->time_span.start_time);
+ double new_value = ltt_time_to_double(time);
+
+ event_viewer_data->report_position = FALSE;
+ /* Change the viewed area if does not match */
+ if(lttv_traceset_context_pos_pos_compare(
+ event_viewer_data->currently_selected_position,
+ event_viewer_data->first_event) < 0
+ ||
+ lttv_traceset_context_pos_pos_compare(
+ event_viewer_data->currently_selected_position,
+ event_viewer_data->last_event) > 0) {
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c, new_value);
+ } else {
+ /* Simply update the current time : it is in the list */
+ event_update_selection(event_viewer_data);
+ }
+ event_viewer_data->report_position = TRUE;
+
+ return FALSE;
+}
+
+gboolean update_current_position(void * hook_data, void * call_data)
+{
+ g_info("update_current_position");
+ EventViewerData *event_viewer_data = (EventViewerData*) hook_data;
+ const LttvTracesetContextPosition *current_pos =
+ (LttvTracesetContextPosition*)call_data;
+ LttvTracesetContext * tsc =
+ lttvwindow_get_traceset_context(event_viewer_data->tab);
+
+ if(lttv_traceset_context_pos_pos_compare(
+ event_viewer_data->currently_selected_position, current_pos) != 0) {
+ lttv_traceset_context_position_copy(
+ event_viewer_data->currently_selected_position, current_pos);
+
+ /* Change the viewed area if does not match */
+ if(lttv_traceset_context_pos_pos_compare(
+ event_viewer_data->currently_selected_position,
+ event_viewer_data->first_event) < 0
+ ||
+ lttv_traceset_context_pos_pos_compare(
+ event_viewer_data->currently_selected_position,
+ event_viewer_data->last_event) > 0) {
+ LttTime time = lttv_traceset_context_position_get_time(current_pos);
+ time = ltt_time_sub(time, tsc->time_span.start_time);
+ double new_value = ltt_time_to_double(time);
+ gtk_adjustment_set_value(event_viewer_data->vadjust_c, new_value);
+ } else {
+ /* Simply update the current time : it is in the list */
+ event_update_selection(event_viewer_data);
+ }
+
+ }
+
+
+ return FALSE;
+}
+
+
+
+gboolean traceset_changed(void * hook_data, void * call_data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*) hook_data;
+ LttvTracesetContext * tsc =
+ lttvwindow_get_traceset_context(event_viewer_data->tab);
+ TimeInterval time_span = tsc->time_span;
+
+ LttTime end;
+ gtk_list_store_clear(event_viewer_data->store_m);
+ g_ptr_array_set_size(event_viewer_data->pos, 0);
+
+ end = ltt_time_sub(time_span.end_time, time_span.start_time);
+ event_viewer_data->vadjust_c->upper = ltt_time_to_double(end);
+
+ /* Reset the positions */
+ lttv_traceset_context_position_destroy(
+ event_viewer_data->currently_selected_position);
+ lttv_traceset_context_position_destroy(
+ event_viewer_data->first_event);
+ lttv_traceset_context_position_destroy(
+ event_viewer_data->last_event);
+
+ event_viewer_data->currently_selected_position =
+ lttv_traceset_context_position_new(tsc);
+ event_viewer_data->first_event =
+ lttv_traceset_context_position_new(tsc);
+ event_viewer_data->last_event =
+ lttv_traceset_context_position_new(tsc);
+
+ get_events(event_viewer_data->vadjust_c->value, event_viewer_data);
+ // event_viewer_data->vadjust_c->value = 0;
+
+ request_background_data(event_viewer_data);
+
+ return FALSE;
+}
+
+gboolean filter_changed(void * hook_data, void * call_data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*) hook_data;
+ LttvTracesetContext * tsc =
+ lttvwindow_get_traceset_context(event_viewer_data->tab);
+
+ event_viewer_data->main_win_filter =
+ (LttvFilter*)call_data;
+ get_events(event_viewer_data->vadjust_c->value, event_viewer_data);
+
+ return FALSE;
+}
+
+
+gint evd_redraw_notify(void *hook_data, void *call_data)
+{
+ EventViewerData *event_viewer_data = (EventViewerData*) hook_data;
+
+ get_events(event_viewer_data->vadjust_c->value, event_viewer_data);
+ return 0;
+}
+
+void gui_events_free(gpointer data)
+{
+ LttvPluginEVD *plugin_evd = (LttvPluginEVD*)data;
+ Tab *tab = plugin_evd->evd->tab;
+ EventViewerData *event_viewer_data = plugin_evd->evd;
+ guint i;
+
+ lttv_filter_destroy(plugin_evd->evd->filter);
+
+ if(tab != NULL){
+ lttv_hooks_remove(event_viewer_data->event_hooks,event_hook);
+ lttv_hooks_destroy(event_viewer_data->event_hooks);
+
+ for(i=0;i<event_viewer_data->pos->len;i++) {
+ LttvTracesetContextPosition *cur_pos =
+ (LttvTracesetContextPosition*)g_ptr_array_index(event_viewer_data->pos,
+ i);
+ lttv_traceset_context_position_destroy(cur_pos);
+ }
+ lttv_traceset_context_position_destroy(
+ event_viewer_data->currently_selected_position);
+ lttv_traceset_context_position_destroy(
+ event_viewer_data->first_event);
+ lttv_traceset_context_position_destroy(
+ event_viewer_data->last_event);
+ g_ptr_array_free(event_viewer_data->pos, TRUE);
+
+ lttvwindow_unregister_current_time_notify(tab,
+ update_current_time, event_viewer_data);
+ lttvwindow_unregister_current_position_notify(tab,
+ update_current_position, event_viewer_data);
+ //lttvwindow_unregister_show_notify(tab,
+ // show_event_detail, event_viewer_data);
+ lttvwindow_unregister_traceset_notify(tab,
+ traceset_changed, event_viewer_data);
+ lttvwindow_unregister_filter_notify(tab,
+ filter_changed, event_viewer_data);
+ lttvwindow_unregister_redraw_notify(tab,
+ evd_redraw_notify, event_viewer_data);
+
+ }
+ lttvwindowtraces_background_notify_remove(event_viewer_data);
+
+ g_event_viewer_data_list = g_slist_remove(g_event_viewer_data_list,
+ event_viewer_data);
+ //g_free(event_viewer_data);
+ g_object_unref(plugin_evd);
+}
+
+
+
+void gui_events_destructor(gpointer data)
+{
+ LttvPluginEVD *plugin_evd = (LttvPluginEVD*)data;
+ /* May already been done by GTK window closing */
+ if(GTK_IS_WIDGET(plugin_evd->parent.top_widget)){
+ gtk_widget_destroy(plugin_evd->parent.top_widget);
+ }
+}
+
+
+
+/**
+ * plugin's init function
+ *
+ * This function initializes the Event Viewer functionnality through the
+ * gtkTraceSet API.
+ */
+static void init() {
+
+ lttvwindow_register_constructor("guievents",
+ "/",
+ "Insert Event Viewer",
+ hGuiEventsInsert_xpm,
+ "Insert Event Viewer",
+ h_gui_events);
+}
+
+void event_destroy_walk(gpointer data, gpointer user_data)
+{
+ gui_events_destructor((LttvPluginEVD*)data);
+}
+
+/**
+ * plugin's destroy function
+ *
+ * This function releases the memory reserved by the module and unregisters
+ * everything that has been registered in the gtkTraceSet API.
+ */
+static void destroy() {
+
+ g_slist_foreach(g_event_viewer_data_list, event_destroy_walk, NULL );
+ g_slist_free(g_event_viewer_data_list);
+
+ lttvwindow_unregister_constructor(h_gui_events);
+
+}
+
+
+
+
+LTTV_MODULE("guievents", "Detailed events view", \
+ "Graphical module to display a detailed event list", \
+ init, destroy, "lttvwindow", "print")