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-rw-r--r--src/nautilus-view-model.c286
1 files changed, 286 insertions, 0 deletions
diff --git a/src/nautilus-view-model.c b/src/nautilus-view-model.c
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+++ b/src/nautilus-view-model.c
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+#include "nautilus-view-model.h"
+#include "nautilus-view-item-model.h"
+#include "nautilus-global-preferences.h"
+
+struct _NautilusViewModel
+{
+ GObject parent_instance;
+
+ GHashTable *map_files_to_model;
+ GListStore *internal_model;
+ NautilusViewModelSortData *sort_data;
+};
+
+G_DEFINE_TYPE (NautilusViewModel, nautilus_view_model, G_TYPE_OBJECT)
+
+enum
+{
+ PROP_0,
+ PROP_SORT_TYPE,
+ PROP_G_MODEL,
+ N_PROPS
+};
+
+static void
+finalize (GObject *object)
+{
+ NautilusViewModel *self = NAUTILUS_VIEW_MODEL (object);
+
+ G_OBJECT_CLASS (nautilus_view_model_parent_class)->finalize (object);
+
+ g_hash_table_destroy (self->map_files_to_model);
+ if (self->sort_data)
+ {
+ g_free (self->sort_data);
+ }
+ g_object_unref (self->internal_model);
+}
+
+static void
+get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ NautilusViewModel *self = NAUTILUS_VIEW_MODEL (object);
+
+ switch (prop_id)
+ {
+ case PROP_SORT_TYPE:
+ {
+ g_value_set_object (value, self->sort_data);
+ }
+ break;
+
+ case PROP_G_MODEL:
+ {
+ g_value_set_object (value, self->internal_model);
+ }
+ break;
+
+ default:
+ {
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+ }
+}
+
+static void
+set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ NautilusViewModel *self = NAUTILUS_VIEW_MODEL (object);
+
+ switch (prop_id)
+ {
+ case PROP_SORT_TYPE:
+ {
+ nautilus_view_model_set_sort_type (self, g_value_get_object (value));
+ }
+ break;
+
+ default:
+ {
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+ }
+}
+
+static void
+constructed (GObject *object)
+{
+ NautilusViewModel *self = NAUTILUS_VIEW_MODEL (object);
+
+ G_OBJECT_CLASS (nautilus_view_model_parent_class)->constructed (object);
+
+ self->internal_model = g_list_store_new (NAUTILUS_TYPE_VIEW_ITEM_MODEL);
+ self->map_files_to_model = g_hash_table_new (NULL, NULL);
+}
+
+static void
+nautilus_view_model_class_init (NautilusViewModelClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->finalize = finalize;
+ object_class->get_property = get_property;
+ object_class->set_property = set_property;
+ object_class->constructed = constructed;
+}
+
+static void
+nautilus_view_model_init (NautilusViewModel *self)
+{
+}
+
+static gint
+compare_data_func (gconstpointer a,
+ gconstpointer b,
+ gpointer user_data)
+{
+ NautilusViewModel *self = NAUTILUS_VIEW_MODEL (user_data);
+ NautilusFile *file_a;
+ NautilusFile *file_b;
+
+ file_a = nautilus_view_item_model_get_file (NAUTILUS_VIEW_ITEM_MODEL ((gpointer) a));
+ file_b = nautilus_view_item_model_get_file (NAUTILUS_VIEW_ITEM_MODEL ((gpointer) b));
+
+ return nautilus_file_compare_for_sort (file_a, file_b,
+ self->sort_data->sort_type,
+ self->sort_data->directories_first,
+ self->sort_data->reversed);
+}
+
+NautilusViewModel *
+nautilus_view_model_new ()
+{
+ return g_object_new (NAUTILUS_TYPE_VIEW_MODEL, NULL);
+}
+
+void
+nautilus_view_model_set_sort_type (NautilusViewModel *self,
+ NautilusViewModelSortData *sort_data)
+{
+ if (self->sort_data)
+ {
+ g_free (self->sort_data);
+ }
+
+ self->sort_data = g_new (NautilusViewModelSortData, 1);
+ self->sort_data->sort_type = sort_data->sort_type;
+ self->sort_data->reversed = sort_data->reversed;
+ self->sort_data->directories_first = sort_data->directories_first;
+
+ g_list_store_sort (self->internal_model, compare_data_func, self);
+}
+
+NautilusViewModelSortData *
+nautilus_view_model_get_sort_type (NautilusViewModel *self)
+{
+ return self->sort_data;
+}
+
+GListStore *
+nautilus_view_model_get_g_model (NautilusViewModel *self)
+{
+ return self->internal_model;
+}
+
+GQueue *
+nautilus_view_model_get_items_from_files (NautilusViewModel *self,
+ GQueue *files)
+{
+ GList *l;
+ NautilusViewItemModel *item_model;
+ GQueue *item_models;
+
+ item_models = g_queue_new ();
+ for (l = g_queue_peek_head_link (files); l != NULL; l = l->next)
+ {
+ NautilusFile *file1;
+ gint i = 0;
+
+ file1 = NAUTILUS_FILE (l->data);
+ while ((item_model = g_list_model_get_item (G_LIST_MODEL (self->internal_model), i)))
+ {
+ NautilusFile *file2;
+ g_autofree gchar *file1_uri = NULL;
+ g_autofree gchar *file2_uri = NULL;
+
+ file2 = nautilus_view_item_model_get_file (item_model);
+ file1_uri = nautilus_file_get_uri (file1);
+ file2_uri = nautilus_file_get_uri (file2);
+ if (g_strcmp0 (file1_uri, file2_uri) == 0)
+ {
+ g_queue_push_tail (item_models, item_model);
+ break;
+ }
+
+ i++;
+ }
+ }
+
+ return item_models;
+}
+
+NautilusViewItemModel *
+nautilus_view_model_get_item_from_file (NautilusViewModel *self,
+ NautilusFile *file)
+{
+ return g_hash_table_lookup (self->map_files_to_model, file);
+}
+
+void
+nautilus_view_model_remove_item (NautilusViewModel *self,
+ NautilusViewItemModel *item)
+{
+ NautilusViewItemModel *item_model;
+ gint i;
+
+ i = 0;
+ item_model = NULL;
+ while ((item_model = g_list_model_get_item (G_LIST_MODEL (self->internal_model), i)))
+ {
+ if (item_model == item)
+ {
+ break;
+ }
+
+ i++;
+ }
+
+ if (item_model != NULL)
+ {
+ NautilusFile *file;
+
+ file = nautilus_view_item_model_get_file (item_model);
+ g_list_store_remove (self->internal_model, i);
+ g_hash_table_remove (self->map_files_to_model, file);
+ }
+}
+
+void
+nautilus_view_model_remove_all_items (NautilusViewModel *self)
+{
+ g_list_store_remove_all (self->internal_model);
+ g_hash_table_remove_all (self->map_files_to_model);
+}
+
+void
+nautilus_view_model_add_item (NautilusViewModel *self,
+ NautilusViewItemModel *item)
+{
+ g_hash_table_insert (self->map_files_to_model,
+ nautilus_view_item_model_get_file (item),
+ item);
+ g_list_store_insert_sorted (self->internal_model, item, compare_data_func, self);
+}
+
+void
+nautilus_view_model_add_items (NautilusViewModel *self,
+ GQueue *items)
+{
+ g_autofree gpointer *array = NULL;
+ GList *l;
+ int i = 0;
+
+ array = g_malloc_n (g_queue_get_length (items),
+ sizeof (NautilusViewItemModel *));
+
+ for (l = g_queue_peek_head_link (items); l != NULL; l = l->next)
+ {
+ array[i] = l->data;
+ g_hash_table_insert (self->map_files_to_model,
+ nautilus_view_item_model_get_file (l->data),
+ l->data);
+ i++;
+ }
+
+ g_list_store_splice (self->internal_model,
+ g_list_model_get_n_items (G_LIST_MODEL (self->internal_model)),
+ 0, array, g_queue_get_length (items));
+
+ g_list_store_sort (self->internal_model, compare_data_func, self);
+}