[Spice-devel] [PATCH spice-gtk V3 2/3] file-xfer: handle "drag-data-received" signal
Dunrong Huang
riegamaths at gmail.com
Tue Dec 4 20:22:24 PST 2012
When user drags a file to SpiceDisplay and drops it, a signal named
"drag-data-received" will be emitted, the signal will be received by
SpiceDisplay, then our signal handler should receive data which contains
file path, and call spice_main_file_xfer() to transfer file to guest.
Signed-off-by: Dunrong Huang <riegamaths at gmail.com>
---
gtk/spice-widget.c | 42 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
diff --git a/gtk/spice-widget.c b/gtk/spice-widget.c
index a9f0577..8073b87 100644
--- a/gtk/spice-widget.c
+++ b/gtk/spice-widget.c
@@ -464,14 +464,56 @@ static gboolean grab_broken(SpiceDisplay *self, GdkEventGrabBroken *event,
return false;
}
+/* TODO: support transfering directories. */
+static void drag_data_received_callback(SpiceDisplay *self,
+ GdkDragContext *drag_context,
+ gint x,
+ gint y,
+ GtkSelectionData *data,
+ guint info,
+ guint time,
+ gpointer *user_data)
+{
+ int len;
+ char *buf;
+ GList *file_list = NULL;
+ gchar **file_urls, **p;
+ SpiceDisplayPrivate *d = SPICE_DISPLAY_GET_PRIVATE(self);
+
+ /* We get a buf like:
+ * file:///root/a.txt\r\nfile:///root/b.txt\r\n
+ */
+ SPICE_DEBUG("%s: drag a file", __FUNCTION__);
+ buf = (char *)gtk_selection_data_get_data_with_length(data, &len);
+ if (buf == NULL && len <= 0) {
+ return ;
+ }
+
+ p = file_urls = g_uri_list_extract_uris(buf);
+ while (p && *p) {
+ gchar *url = g_strdup(*p);
+ file_list = g_list_append(file_list, url);
+ p++;
+ }
+ g_strfreev(file_urls);
+
+ spice_main_file_xfer(d->main, file_list, NULL);
+
+ gtk_drag_finish(drag_context, TRUE, FALSE, time);
+}
+
static void spice_display_init(SpiceDisplay *display)
{
GtkWidget *widget = GTK_WIDGET(display);
SpiceDisplayPrivate *d;
+ GtkTargetEntry targets = {"text/plain", 0, 0};
d = display->priv = SPICE_DISPLAY_GET_PRIVATE(display);
g_signal_connect(display, "grab-broken-event", G_CALLBACK(grab_broken), NULL);
+ gtk_drag_dest_set(widget, GTK_DEST_DEFAULT_ALL, &targets, 1, GDK_ACTION_COPY);
+ g_signal_connect(display, "drag-data-received",
+ G_CALLBACK(drag_data_received_callback), NULL);
gtk_widget_add_events(widget,
GDK_STRUCTURE_MASK |
GDK_POINTER_MOTION_MASK |
--
1.8.0
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