[gnome-system-monitor] Auto expand processes with childs matching the filters (#115)

[Robert Roth <robertroth src gnome org>]

commit 73632f5a1ae72595e1aac06fa94197b9753d14fd
Author: Robert Roth <robert roth off gmail com>
Date:   Thu Jan 30 23:58:46 2020 +0200

    Auto expand processes with childs matching the filters (#115)

 src/proctable.cpp | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)
---
diff --git a/src/proctable.cpp b/src/proctable.cpp
index b980fb02..3f0026e2 100644
--- a/src/proctable.cpp
+++ b/src/proctable.cpp
@@ -272,12 +272,9 @@ process_visibility_func (GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
         }
 
         match |= iter_matches_search_key (model, iter, search_text);
-        // TODO auto-expand items not matching the search string but having matching children
-        // complicated because of treestore nested in treemodelfilter nested in treemodelsort
-        // expand to path requires the path string in the treemodelsort, but tree_path is the path in the 
double nested treestore
-        //if (match && (strlen (search_text) > 0)) {
-        //    gtk_tree_view_expand_to_path (GTK_TREE_VIEW (app->tree), tree_path);
-        //}
+        if (match && (strlen (search_text) > 0)) {
+            gtk_tree_view_expand_to_path (GTK_TREE_VIEW (app->tree), tree_path);
+        }
 
     } else {
         match = iter_matches_search_key (model, iter, search_text);
@@ -617,6 +614,7 @@ proctable_new (GsmApplication * const app)
     g_signal_connect(G_OBJECT (theme), "changed", G_CALLBACK (cb_refresh_icons), app);
 
     selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (proctree));
+    app->selection = selection;
 
     gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);