#include <lttv/filter.h>
#include <lttv/print.h>
#include <lttvwindow/lttvwindow.h>
+#include <lttvwindow/lttvwindowtraces.h>
#include "hGuiEventsInsert.xpm"
gint num_visible_events;
LttvTracesetContextPosition *currently_selected_position;
+ gboolean update_cursor; /* Speed optimisation : do not update cursor when
+ unnecessary */
LttvTracesetContextPosition *first_event; /* Time of the first event shown */
LttvTracesetContextPosition *last_event; /* Time of the first event shown */
LttvFilter *main_win_filter;
+ gint background_info_waiting;
+
} EventViewerData ;
/** hook functions for update time interval, current time ... */
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(Tab *tab);
//! Event Viewer's constructor
static void tree_v_move_cursor_cb (GtkWidget *widget, GtkMovementStep arg1,
gint arg2, gpointer data);
+static gint redraw_notify(void *hook_data, void *call_data);
static void get_events(double time, EventViewerData *event_viewer_data);
traceset_changed,event_viewer_data);
lttvwindow_register_filter_notify(tab,
filter_changed, event_viewer_data);
+ lttvwindow_register_redraw_notify(tab,
+ redraw_notify, event_viewer_data);
+
event_viewer_data->scroll_win = gtk_scrolled_window_new (NULL, NULL);
gtk_widget_show (event_viewer_data->scroll_win);
event_viewer_data->main_win_filter = NULL;
+ event_viewer_data->update_cursor = TRUE;
+
/* Create a model for storing the data list */
event_viewer_data->store_m = gtk_list_store_new (
N_COLUMNS, /* Total number of columns */
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),
event_viewer_data,
(GDestroyNotify)gui_events_free);
+ 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.");
+
+ 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;
+
+ 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);
+
+ if(lttvwindowtraces_get_ready(g_quark_from_string("state"),trace)==FALSE) {
+
+ 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.
+ */
+ lttvwindowtraces_background_request_remove(trace, "state");
+ lttvwindowtraces_background_request_queue(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. Be its nature, this viewer doesn't need to have
+ * its data ready hook called htere, 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,
/* 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;
path = gtk_tree_path_new_from_indices(
event_viewer_data->pos->len - 1, -1);
gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
/* 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;
path = gtk_tree_path_new_from_indices(
0, -1);
gtk_tree_view_set_cursor(GTK_TREE_VIEW(event_viewer_data->tree_v),
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;
path = gtk_tree_path_new_from_indices(
event_viewer_data->pos->len - 1, -1);
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;
path = gtk_tree_path_new_from_indices(
0, -1);
ScrollDirection direction;
gint relative_position;
- if(value < 0.0) {
+ 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 > 0.0) {
+ } else if(value > 0.8) {
if(value <= 1.0) direction = SCROLL_STEP_DOWN;
else {
if(value <= 2.0) direction = SCROLL_PAGE_DOWN;
/* Mathieu :
- * I make the choice not to use the mainwindow lttvwindow API here : it will
- * be faster to read the events ourself from lttv_process_traceset_middle, as
- * we are already at the right read position. It would be costier to use the
- * seek time closest for nothing, as we only have few events to read.
+ * 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.
*/
- /* FIXME : use seek time closest and middle to have a good state. */
lttv_process_traceset_begin(tsc,
NULL, NULL, NULL, event_viewer_data->event_hooks, NULL);
g_string_free(desc, TRUE);
- 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);
- 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->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);
+ 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 -1 )
return TRUE;
else
}
+gint 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);
+}
void gui_events_free(EventViewerData *event_viewer_data)
{
traceset_changed, event_viewer_data);
lttvwindow_unregister_filter_notify(tab,
filter_changed, event_viewer_data);
+ lttvwindow_unregister_redraw_notify(tab,
+ 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);
projects / lttv.git / blobdiff