diff options
Diffstat (limited to 'src/fr-list-model.c')
| -rw-r--r-- | src/fr-list-model.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/src/fr-list-model.c b/src/fr-list-model.c new file mode 100644 index 0000000..61b71d1 --- /dev/null +++ b/src/fr-list-model.c @@ -0,0 +1,188 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ + +/* + * File-Roller + * + * Copyright (C) 2005 Free Software Foundation, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA. + */ + +#include <config.h> +#include "eggtreemultidnd.h" +#include "fr-list-model.h" +#include "fr-window.h" + + +static GtkListStoreClass *parent_class; + + +static gboolean +fr_list_model_multi_row_draggable (EggTreeMultiDragSource *drag_source, + GList *path_list) +{ + FrWindow *window; + GtkTreeModel *model; + GList *scan; + + window = g_object_get_data (G_OBJECT (drag_source), "FrWindow"); + g_return_val_if_fail (window != NULL, FALSE); + + model = fr_window_get_list_store (window); + + for (scan = path_list; scan; scan = scan->next) { + GtkTreeRowReference *reference = scan->data; + GtkTreePath *path; + GtkTreeIter iter; + FileData *fdata; + + path = gtk_tree_row_reference_get_path (reference); + if (path == NULL) + continue; + + if (! gtk_tree_model_get_iter (model, &iter, path)) + continue; + + gtk_tree_model_get (model, &iter, + COLUMN_FILE_DATA, &fdata, + -1); + + if (fdata != NULL) + return TRUE; + } + + return FALSE; +} + + +static gboolean +fr_list_model_multi_drag_data_get (EggTreeMultiDragSource *drag_source, + GdkDragContext *context, + GtkSelectionData *selection_data, + GList *path_list) +{ + FrWindow *window; + + window = g_object_get_data (G_OBJECT (drag_source), "FrWindow"); + g_return_val_if_fail (window != NULL, FALSE); + + return fr_window_file_list_drag_data_get (window, + context, + selection_data, + path_list); +} + + +static gboolean +fr_list_model_multi_drag_data_delete (EggTreeMultiDragSource *drag_source, + GList *path_list) +{ + return TRUE; +} + + +static void +fr_list_model_finalize (GObject *object) +{ + if (G_OBJECT_CLASS (parent_class)->finalize) + G_OBJECT_CLASS (parent_class)->finalize (object); +} + + +static void +fr_list_model_init (FRListModel *model) +{ +} + + +static void +fr_list_model_class_init (FRListModelClass *klass) +{ + GObjectClass *object_class; + + object_class = (GObjectClass *)klass; + parent_class = g_type_class_peek_parent (klass); + + object_class->finalize = fr_list_model_finalize; +} + + + +static void +fr_list_model_multi_drag_source_init (EggTreeMultiDragSourceIface *iface) +{ + iface->row_draggable = fr_list_model_multi_row_draggable; + iface->drag_data_get = fr_list_model_multi_drag_data_get; + iface->drag_data_delete = fr_list_model_multi_drag_data_delete; +} + + +GType +fr_list_model_get_type (void) +{ + static GType object_type = 0; + + if (object_type == 0) { + static const GTypeInfo object_info = { + sizeof (FRListModelClass), + NULL, /* base_init */ + NULL, /* base_finalize */ + (GClassInitFunc) fr_list_model_class_init, + NULL, /* class_finalize */ + NULL, /* class_data */ + sizeof (FRListModel), + 0, + (GInstanceInitFunc) fr_list_model_init, + }; + + static const GInterfaceInfo multi_drag_source_info = { + (GInterfaceInitFunc) fr_list_model_multi_drag_source_init, + NULL, + NULL + }; + + object_type = g_type_register_static (GTK_TYPE_LIST_STORE, "FRListModel", &object_info, 0); + g_type_add_interface_static (object_type, + EGG_TYPE_TREE_MULTI_DRAG_SOURCE, + &multi_drag_source_info); + } + + return object_type; +} + + +GtkListStore * +fr_list_model_new (int n_columns, ...) +{ + GtkListStore *retval; + GType *types; + va_list args; + int i; + + g_return_val_if_fail (n_columns > 0, NULL); + + retval = g_object_new (FR_TYPE_LIST_MODEL, NULL); + + va_start (args, n_columns); + types = g_new0 (GType, n_columns); + for (i = 0; i < n_columns; i++) + types[i] = va_arg (args, GType); + va_end (args); + + gtk_list_store_set_column_types (retval, n_columns, types); + g_free (types); + + return retval; +} |