From: compudj <compudj@04897980-b3bd-0310-b5e0-8ef037075253>
Date: Thu, 1 Sep 2005 21:55:55 +0000 (+0000)
Subject: dispersion adaptative scrolling
X-Git-Tag: v0.12.20~2378
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=e80eae6d5a3831e23917b2d6a2c12b9caecdece8;p=lttv.git

dispersion adaptative scrolling

git-svn-id: http://ltt.polymtl.ca/svn@1111 04897980-b3bd-0310-b5e0-8ef037075253
---

diff --git a/ltt/branches/poly/lttv/modules/gui/detailedevents/events.c b/ltt/branches/poly/lttv/modules/gui/detailedevents/events.c
index fc2d1ddb..7222a889 100644
--- a/ltt/branches/poly/lttv/modules/gui/detailedevents/events.c
+++ b/ltt/branches/poly/lttv/modules/gui/detailedevents/events.c
@@ -981,8 +981,18 @@ static void get_events(double new_value, EventViewerData *event_viewer_data)
           lttvwindow_get_filter(event_viewer_data->tab));
     } 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),
-          seek_back_default_offset, lttv_process_traceset_seek_time,
+          time_diff,
+          (seek_time_fct)lttv_state_traceset_seek_time_closest,
           lttvwindow_get_filter(event_viewer_data->tab));
     } /* else 0 : do nothing : we are already at the beginning position */
 
@@ -1040,7 +1050,7 @@ static void get_events(double new_value, EventViewerData *event_viewer_data)
   lttv_process_traceset_end(tsc,
       NULL, NULL, NULL, event_viewer_data->event_hooks, NULL);
   
-  /* Get the end position time */
+  /* Get the end position */
   if(event_viewer_data->pos->len > 0) {
     LttvTracesetContextPosition *cur_pos = 
       (LttvTracesetContextPosition*)g_ptr_array_index(event_viewer_data->pos,