Initial revision

1 files changed, 109 insertions, 0 deletions

diff --git a/lib/ephy-dnd.c b/lib/ephy-dnd.c
new file mode 100644
index 000000000..b70fa284a
--- /dev/null
+++ b/lib/ephy-dnd.c
@@ -0,0 +1,109 @@
+/*
+ *  Copyright (C) 2000, 2001, 2002 Marco Pesenti Gritti
+ *
+ *  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, 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 Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include "ephy-dnd.h"
+
+#include <gtk/gtkselection.h>
+#include <gtk/gtktreeview.h>
+
+static GtkTargetEntry url_drag_types [] =
+{
+        { EPHY_DND_URI_LIST_TYPE,   0, EPHY_DND_URI_LIST },
+        { EPHY_DND_TEXT_TYPE,       0, EPHY_DND_TEXT },
+        { EPHY_DND_URL_TYPE,        0, EPHY_DND_URL }
+};
+
+/* Encode a "_NETSCAPE_URL_" selection.
+ * As far as I can tell, Netscape is expecting a single
+ * URL to be returned.  I cannot discover a way to construct
+ * a list to be returned that Netscape can understand.
+ * GMC also fails to do this as well.
+ */
+static void
+add_one_netscape_url (const char *url, int x, int y, int w, int h, gpointer data)
+{
+        GString *result;
+
+        result = (GString *) data;
+        if (result->len == 0) {
+                g_string_append (result, url);
+        }
+}
+
+static void
+add_one_uri (const char *uri, int x, int y, int w, int h, gpointer data)
+{
+        GString *result;
+
+        result = (GString *) data;
+
+        g_string_append (result, uri);
+        g_string_append (result, "\r\n");
+}
+
+gboolean
+ephy_dnd_drag_data_get (GtkWidget *widget,
+                        GdkDragContext *context,
+                        GtkSelectionData *selection_data,
+                        guint info,
+                        guint32 time,
+                        gpointer container_context,
+                        EphyDragEachSelectedItemIterator each_selected_item_iterator)
+{
+        GString *result;
+
+        switch (info) {
+        case EPHY_DND_URI_LIST:
+        case EPHY_DND_TEXT:
+		result = g_string_new (NULL);
+                (* each_selected_item_iterator) (add_one_uri, container_context, result);
+                break;
+        case EPHY_DND_URL:
+		result = g_string_new (NULL);
+                (* each_selected_item_iterator) (add_one_netscape_url, container_context, result);
+                break;
+        default:
+                return FALSE;
+        }
+
+        gtk_selection_data_set (selection_data,
+                                selection_data->target,
+                                8, result->str, result->len);
+
+        return TRUE;
+}
+
+void
+ephy_dnd_url_drag_source_set (GtkWidget *widget)
+{
+	gtk_drag_source_set (widget,
+                             GDK_BUTTON1_MASK,
+			     url_drag_types,
+			     G_N_ELEMENTS (url_drag_types),
+                             GDK_ACTION_COPY);
+}
+
+void
+ephy_dnd_enable_model_drag_source (GtkWidget *treeview)
+{
+	gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (treeview),
+						GDK_BUTTON1_MASK,
+						url_drag_types, G_N_ELEMENTS (url_drag_types),
+						GDK_ACTION_COPY);
+}
+