[gthumb] folder tree: only use the root-uri property, make it construction only

[Paolo Bacchilega <paobac src gnome org>]

commit 3a7a2e027c9953263771f2f6b90299ba7b3124eb
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sat Nov 2 11:34:17 2019 +0100

    folder tree: only use the root-uri property, make it construction only

 gthumb/gth-folder-tree.c | 38 ++++++++++++--------------------------
 1 file changed, 12 insertions(+), 26 deletions(-)
---
diff --git a/gthumb/gth-folder-tree.c b/gthumb/gth-folder-tree.c
index e4036f19..f8641269 100644
--- a/gthumb/gth-folder-tree.c
+++ b/gthumb/gth-folder-tree.c
@@ -67,7 +67,6 @@ enum {
 
 enum {
        PROP_0,
-       PROP_ROOT,
        PROP_ROOT_URI
 };
 
@@ -137,21 +136,19 @@ gth_folder_tree_set_property (GObject      *object,
        self = GTH_FOLDER_TREE (object);
 
        switch (property_id) {
-       case PROP_ROOT:
-               _g_object_unref (self->priv->root);
-               self->priv->root = _g_object_ref (g_value_get_object (value));
-               if (self->priv->root == NULL)
-                       self->priv->root = g_file_new_for_uri (DEFAULT_URI);
-               break;
-
        case PROP_ROOT_URI:
-               _g_object_unref (self->priv->root);
-               self->priv->root = NULL;
                uri = g_value_get_string (value);
-               if (uri != NULL)
-                       self->priv->root = g_file_new_for_uri (uri);
-               if (self->priv->root == NULL)
-                       self->priv->root = g_file_new_for_uri (DEFAULT_URI);
+               if (uri != NULL) {
+                       GFile *new_root;
+
+                       new_root = g_file_new_for_uri (uri);
+                       if (new_root != NULL) {
+                               _g_object_unref (self->priv->root);
+                               self->priv->root = _g_object_ref (new_root);
+                       }
+
+                       _g_object_unref (new_root);
+               }
                break;
 
        default:
@@ -172,10 +169,6 @@ gth_folder_tree_get_property (GObject    *object,
        self = GTH_FOLDER_TREE (object);
 
        switch (property_id) {
-       case PROP_ROOT:
-               g_value_set_object (value, self->priv->root);
-               break;
-
        case PROP_ROOT_URI:
                uri = g_file_get_uri (self->priv->root);
                g_value_set_string (value, uri);
@@ -235,20 +228,13 @@ gth_folder_tree_class_init (GthFolderTreeClass *class)
 
        /* properties */
 
-       g_object_class_install_property (object_class,
-                                        PROP_ROOT,
-                                        g_param_spec_object ("root",
-                                                             "Root",
-                                                             "The root of the folder tree",
-                                                             G_TYPE_FILE,
-                                                             G_PARAM_READWRITE));
        g_object_class_install_property (object_class,
                                         PROP_ROOT_URI,
                                         g_param_spec_string ("root-uri",
                                                              "Root uri",
                                                              "The root of the folder tree as an uri",
                                                              NULL,
-                                                             G_PARAM_READWRITE));
+                                                             G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
 
        /* signals */