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nautilus/nautilus-2.22.0-treeview-xds-dnd.patch

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Index: libnautilus-private/nautilus-tree-view-drag-dest.c
===================================================================
--- libnautilus-private/nautilus-tree-view-drag-dest.c (Revision 14599)
+++ libnautilus-private/nautilus-tree-view-drag-dest.c (Arbeitskopie)
@@ -21,6 +21,7 @@
* Boston, MA 02111-1307, USA.
*
* Author: Dave Camp <dave@ximian.com>
+ * XDS support: Benedikt Meurer <benny@xfce.org> (adapted by Amos Brocco <amos.brocco@unifr.ch>)
*/
/* nautilus-tree-view-drag-dest.c: Handles drag and drop for treeviews which
@@ -34,9 +35,13 @@
#include <gtk/gtk.h>
#include <libgnome/gnome-macros.h>
#include "nautilus-file-dnd.h"
+#include "nautilus-file-changes-queue.h"
#include "nautilus-icon-dnd.h"
#include "nautilus-link.h"
#include "nautilus-marshal.h"
+#include "nautilus-debug-log.h"
+#include <stdio.h>
+#include <string.h>
#define AUTO_SCROLL_MARGIN 20
@@ -55,6 +60,8 @@ struct _NautilusTreeViewDragDestDetails
guint highlight_id;
guint scroll_id;
guint expand_id;
+
+ char *direct_save_uri;
};
enum {
@@ -81,7 +88,8 @@ static const GtkTargetEntry drag_types [
/* prefer "_NETSCAPE_URL" over "text/uri-list" to satisfy web browsers. */
{ NAUTILUS_ICON_DND_NETSCAPE_URL_TYPE, 0, NAUTILUS_ICON_DND_NETSCAPE_URL },
{ NAUTILUS_ICON_DND_URI_LIST_TYPE, 0, NAUTILUS_ICON_DND_URI_LIST },
- { NAUTILUS_ICON_DND_KEYWORD_TYPE, 0, NAUTILUS_ICON_DND_KEYWORD }
+ { NAUTILUS_ICON_DND_KEYWORD_TYPE, 0, NAUTILUS_ICON_DND_KEYWORD },
+ { NAUTILUS_ICON_DND_XDNDDIRECTSAVE_TYPE, 0, NAUTILUS_ICON_DND_XDNDDIRECTSAVE }, /* XDS Protocol Type */
};
@@ -245,6 +253,12 @@ get_drag_data (NautilusTreeViewDragDest
target = gtk_drag_dest_find_target (GTK_WIDGET (dest->details->tree_view),
context,
NULL);
+ if (target == gdk_atom_intern (NAUTILUS_ICON_DND_XDNDDIRECTSAVE_TYPE, FALSE) &&
+ !dest->details->drop_occurred) {
+ dest->details->drag_type = NAUTILUS_ICON_DND_XDNDDIRECTSAVE;
+ dest->details->have_drag_data = TRUE;
+ return;
+ }
gtk_drag_get_data (GTK_WIDGET (dest->details->tree_view),
context, target, time);
@@ -264,6 +278,9 @@ free_drag_data (NautilusTreeViewDragDest
nautilus_drag_destroy_selection_list (dest->details->drag_list);
dest->details->drag_list = NULL;
}
+
+ g_free (dest->details->direct_save_uri);
+ dest->details->direct_save_uri = NULL;
}
static char *
@@ -408,6 +425,7 @@ get_drop_action (NautilusTreeViewDragDes
return context->suggested_action;
case NAUTILUS_ICON_DND_TEXT:
+ case NAUTILUS_ICON_DND_XDNDDIRECTSAVE:
return GDK_ACTION_COPY;
case NAUTILUS_ICON_DND_KEYWORD:
@@ -718,6 +736,35 @@ receive_dropped_keyword (NautilusTreeVie
g_free (drop_target_uri);
}
+static void
+receive_xds (NautilusTreeViewDragDest *dest,
+ GdkDragContext *context,
+ int x, int y)
+{
+ GFile *location;
+
+ /* Indicate that we don't provide "F" fallback */
+ if (G_UNLIKELY (dest->details->drag_data->format == 8
+ && dest->details->drag_data->length == 1
+ && dest->details->drag_data->data[0] == 'F')) {
+ gdk_property_change (GDK_DRAWABLE (context->source_window),
+ gdk_atom_intern (NAUTILUS_ICON_DND_XDNDDIRECTSAVE_TYPE, FALSE),
+ gdk_atom_intern ("text/plain", FALSE), 8,
+ GDK_PROP_MODE_REPLACE, (const guchar *) "", 0);
+ } else if (G_LIKELY (dest->details->drag_data->format == 8
+ && dest->details->drag_data->length == 1
+ && dest->details->drag_data->data[0] == 'S')) {
+ g_assert (dest->details->direct_save_uri != NULL);
+ location = g_file_new_for_uri (dest->details->direct_save_uri);
+
+ nautilus_file_changes_queue_file_added (location);
+ nautilus_file_changes_consume_changes (TRUE);
+
+ g_object_unref (location);
+ }
+}
+
+
static gboolean
drag_data_received_callback (GtkWidget *widget,
GdkDragContext *context,
@@ -767,6 +814,10 @@ drag_data_received_callback (GtkWidget *
receive_dropped_keyword (dest, context, x, y);
success = TRUE;
break;
+ case NAUTILUS_ICON_DND_XDNDDIRECTSAVE:
+ receive_xds (dest, context, x, y);
+ success = TRUE;
+ break;
}
dest->details->drop_occurred = FALSE;
@@ -782,6 +833,79 @@ drag_data_received_callback (GtkWidget *
return TRUE;
}
+static char *
+get_direct_save_filename (GdkDragContext *context)
+{
+ guchar *prop_text;
+ gint prop_len;
+
+ if (!gdk_property_get (context->source_window, gdk_atom_intern (NAUTILUS_ICON_DND_XDNDDIRECTSAVE_TYPE, FALSE),
+ gdk_atom_intern ("text/plain", FALSE), 0, 1024, FALSE, NULL, NULL,
+ &prop_len, &prop_text) && prop_text != NULL) {
+ return NULL;
+ }
+
+ /* Zero-terminate the string */
+ prop_text = g_realloc (prop_text, prop_len + 1);
+ prop_text[prop_len] = '\0';
+
+ /* Verify that the file name provided by the source is valid */
+ if (*prop_text == '\0' ||
+ strchr ((const gchar *) prop_text, G_DIR_SEPARATOR) != NULL) {
+ nautilus_debug_log (FALSE, NAUTILUS_DEBUG_LOG_DOMAIN_USER,
+ "Invalid filename provided by XDS drag site");
+ g_free (prop_text);
+ return NULL;
+ }
+
+ return prop_text;
+}
+
+static gboolean
+set_direct_save_uri (NautilusTreeViewDragDest *dest,
+ GdkDragContext *context,
+ int x, int y)
+{
+ GFile *base, *child;
+ char *drop_uri;
+ char *filename, *uri;
+
+ g_assert (dest->details->direct_save_uri == NULL);
+
+ uri = NULL;
+
+ drop_uri = get_drop_target_uri_at_pos (dest, x, y);
+ if (drop_uri != NULL) {
+ filename = get_direct_save_filename (context);
+ if (filename != NULL) {
+ /* Resolve relative path */
+ base = g_file_new_for_uri (drop_uri);
+ child = g_file_get_child (base, filename);
+ uri = g_file_get_uri (child);
+
+ g_object_unref (base);
+ g_object_unref (child);
+
+ /* Change the property */
+ gdk_property_change (GDK_DRAWABLE (context->source_window),
+ gdk_atom_intern (NAUTILUS_ICON_DND_XDNDDIRECTSAVE_TYPE, FALSE),
+ gdk_atom_intern ("text/plain", FALSE), 8,
+ GDK_PROP_MODE_REPLACE, (const guchar *) uri,
+ strlen (uri));
+
+ dest->details->direct_save_uri = uri;
+ } else {
+ nautilus_debug_log (FALSE, NAUTILUS_DEBUG_LOG_DOMAIN_USER,
+ "Invalid filename provided by XDS drag site");
+ }
+ } else {
+ nautilus_debug_log (FALSE, NAUTILUS_DEBUG_LOG_DOMAIN_USER,
+ "Could not retrieve XDS drop destination");
+ }
+
+ return uri != NULL;
+}
+
static gboolean
drag_drop_callback (GtkWidget *widget,
GdkDragContext *context,
@@ -791,8 +915,24 @@ drag_drop_callback (GtkWidget *widget,
gpointer data)
{
NautilusTreeViewDragDest *dest;
+ guint info;
+ GdkAtom target;
dest = NAUTILUS_TREE_VIEW_DRAG_DEST (data);
+
+ target = gtk_drag_dest_find_target (GTK_WIDGET (dest->details->tree_view),
+ context,
+ NULL);
+ if (target == GDK_NONE) {
+ return FALSE;
+ }
+
+ info = dest->details->drag_type;
+
+ if (info == NAUTILUS_ICON_DND_XDNDDIRECTSAVE &&
+ !set_direct_save_uri (dest, context, x, y)) {
+ return FALSE;
+ }
dest->details->drop_occurred = TRUE;
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