* header-view:

	- do auto scrolling when using _prev / _next

pmo-trunk-r812

diff --git a/src/widgets/modest-header-view.c b/src/widgets/modest-header-view.c
index ffcec93..fd4bf07 100644 (file)
--- a/src/widgets/modest-header-view.c
+++ b/src/widgets/modest-header-view.c
@@ -459,6 +459,36 @@ modest_header_view_get_selected_headers (ModestHeaderView *self)
        return header_list;
 }
 
+
+/* scroll our list view so the selected item is visible */
+static void
+scroll_to_selected (ModestHeaderView *self, GtkTreeIter *iter, gboolean up)
+{
+       GtkTreePath *selected_path;
+       GtkTreePath *start, *end;
+       
+       GtkTreeModel *model;
+       
+       model         = gtk_tree_view_get_model (GTK_TREE_VIEW(self));
+       selected_path = gtk_tree_model_get_path (model, iter);
+
+       start = gtk_tree_path_new ();
+       end   = gtk_tree_path_new ();
+
+       gtk_tree_view_get_visible_range (GTK_TREE_VIEW(self), &start, &end);
+
+       if (gtk_tree_path_compare (selected_path, start) < 0 ||
+           gtk_tree_path_compare (end, selected_path) < 0)
+               gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW(self),
+                                             selected_path, NULL, TRUE,
+                                             up ? 0.0 : 1.0,
+                                             up ? 0.0 : 1.0);
+       gtk_tree_path_free (selected_path);
+       gtk_tree_path_free (start);
+       gtk_tree_path_free (end);
+}
+
+
 void 
 modest_header_view_select_next (ModestHeaderView *self)
 {
@@ -468,8 +498,10 @@ modest_header_view_select_next (ModestHeaderView *self)
 
        sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (self));
        if (gtk_tree_selection_get_selected (sel, &model, &iter)) {
-               if (gtk_tree_model_iter_next (model, &iter))
+               if (gtk_tree_model_iter_next (model, &iter)) {
                        gtk_tree_selection_select_iter (sel, &iter);
+                       scroll_to_selected (self, &iter, FALSE);        
+               }
        }
 }
 
@@ -488,9 +520,11 @@ modest_header_view_select_prev (ModestHeaderView *self)
                /* Move path up */
                if (gtk_tree_path_prev (path)) {
                        gtk_tree_model_get_iter (model, &iter, path);
-
+                       
                        /* Select the new one */
                        gtk_tree_selection_select_iter (sel, &iter);
+                       scroll_to_selected (self, &iter, TRUE); 
+
                }
                gtk_tree_path_free (path);
        }