From e0da278d5f8192babe9ec0435d4415e3efb90b4f Mon Sep 17 00:00:00 2001
From: Martin Mathieson <martin.r.mathieson@googlemail.com>
Date: Wed, 14 Nov 2012 02:53:41 +0000
Subject: After launching 'Follow stream' or one of the graphs, restore the
 conversation selection.

svn path=/trunk/; revision=46027
---
 ui/gtk/conversations_table.c | 22 ++++++++++++++++++++++
 ui/gtk/conversations_table.h |  2 ++
 2 files changed, 24 insertions(+)

(limited to 'ui')

diff --git a/ui/gtk/conversations_table.c b/ui/gtk/conversations_table.c
index d2063dd24d..2e57a63654 100644
--- a/ui/gtk/conversations_table.c
+++ b/ui/gtk/conversations_table.c
@@ -2109,6 +2109,8 @@ draw_ct_table_data(conversations_table *ct)
 
             get_ct_table_address(ct, conversation, entries);
             conversation->iter_valid = TRUE;
+
+            /* All entries, including fixed ones */
             gtk_list_store_insert_with_values( store , &conversation->iter, G_MAXINT,
                   SRC_ADR_COLUMN,  entries[0],
                   SRC_PORT_COLUMN, entries[1],
@@ -2128,6 +2130,7 @@ draw_ct_table_data(conversations_table *ct)
                     -1);
         }
         else {
+            /* Only changable entries */
             gtk_list_store_set (store, &conversation->iter,
                   PACKETS_COLUMN,  conversation->tx_frames+conversation->rx_frames,
                   BYTES_COLUMN,    conversation->tx_bytes+conversation->rx_bytes,
@@ -2156,6 +2159,16 @@ draw_ct_table_data(conversations_table *ct)
         gtk_tree_view_set_model(GTK_TREE_VIEW(ct->table), GTK_TREE_MODEL(store));
         g_object_unref(store);
     }
+
+    /* Restore conversation selection */
+    if (ct->conversations && ct->reselection_idx != -1) {
+        /* Look up the same conversation */
+        conv_t *conversation = &g_array_index(ct->conversations, conv_t, ct->reselection_idx);
+        if (conversation) {
+            gtk_tree_selection_select_iter(gtk_tree_view_get_selection(GTK_TREE_VIEW(ct->table)),
+                                           &conversation->iter);
+        }
+    }
 }
 
 static void
@@ -2506,6 +2519,9 @@ graph_cb(GtkWidget *follow_stream_bt, gboolean reverse_direction)
     else {
         simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "Unknown stream: %s", ct->name);
     }
+
+    /* Remember index of selected conversation you can try to restore after next redrawing */
+    ct->reselection_idx = idx;
 }
 
 
@@ -2572,6 +2588,9 @@ follow_stream_cb(GtkWidget *follow_stream_bt, gpointer data _U_)
         follow_udp_stream_cb(follow_stream_bt, data);
     else
         simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "Unknown stream: %s", ct->name);
+
+    /* Remember index of selected conversation you can try to restore after next redrawing */
+    ct->reselection_idx = idx;
 }
 
 
@@ -2683,6 +2702,9 @@ init_conversation_table(gboolean hide_ports, const char *table_name, const char
     g_signal_connect(conversations->win, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
     g_signal_connect(conversations->win, "destroy", G_CALLBACK(ct_win_destroy_cb), conversations);
 
+    /* Initially there is no conversation selection to reselect */
+    conversations->reselection_idx = -1;
+
     gtk_widget_show_all(conversations->win);
     window_present(conversations->win);
 
diff --git a/ui/gtk/conversations_table.h b/ui/gtk/conversations_table.h
index 6ccbf67e93..3999647bf6 100644
--- a/ui/gtk/conversations_table.h
+++ b/ui/gtk/conversations_table.h
@@ -75,6 +75,8 @@ typedef struct _conversations_table {
 
     gboolean    fixed_col;           /**< if switched to fixed column */
     gboolean    resolve_names;       /**< resolve address names? */
+
+    int         reselection_idx;     /**< conversation index to reselect */
 } conversations_table;
 
 /** Register the conversation table for the multiple conversation window.
-- 
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