static gboolean
drag_motion_cb (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
PanelToplevel *toplevel;
PanelWidget *panel_widget;
guint info;
g_return_val_if_fail (PANEL_IS_TOPLEVEL (widget), FALSE);
if (!panel_check_dnd_target_data (widget, context, &info, NULL))
return FALSE;
toplevel = PANEL_TOPLEVEL (widget);
panel_widget = panel_toplevel_get_panel_widget (toplevel);
if (!panel_check_drop_forbidden (panel_widget, context, info, time))
return FALSE;
do_highlight (widget, TRUE);
panel_toplevel_unhide (toplevel);
return TRUE;
}
gboolean
panel_check_dnd_target_data (GtkWidget *widget,
GdkDragContext *context,
guint *ret_info,
GdkAtom *ret_atom)
{
GList *l;
g_return_val_if_fail (widget, FALSE);
if (!PANEL_IS_TOPLEVEL (widget) &&
!BUTTON_IS_WIDGET (widget))
return FALSE;
if (!(gdk_drag_context_get_actions (context) & (GDK_ACTION_COPY|GDK_ACTION_MOVE)))
return FALSE;
for (l = gdk_drag_context_list_targets (context); l; l = l->next) {
GdkAtom atom;
guint info;
atom = GDK_POINTER_TO_ATOM (l->data);
if (gtk_target_list_find (get_target_list (), atom, &info)) {
if (ret_info)
*ret_info = info;
if (ret_atom)
*ret_atom = atom;
break;
}
}
return l ? TRUE : FALSE;
}
static void
drag_data_recieved_cb (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time)
{
PanelWidget *panel_widget;
PanelObjectPackType pack_type = PANEL_OBJECT_PACK_START;
int pack_index = 0;
g_return_if_fail (PANEL_IS_TOPLEVEL (widget));
/* we use this only to really find out the info, we already
know this is an ok drop site and the info that got passed
to us is bogus (it's always 0 in fact) */
if (!panel_check_dnd_target_data (widget, context, &info, NULL)) {
gtk_drag_finish (context, FALSE, FALSE, time);
return;
}
panel_widget = panel_toplevel_get_panel_widget (PANEL_TOPLEVEL (widget));
panel_widget_get_insert_at_cursor (panel_widget, &pack_type, &pack_index);
panel_receive_dnd_data (
panel_widget, info, pack_type, pack_index,
selection_data, context, time);
}
GdkScreen *
panel_screen_from_panel_widget (PanelWidget *panel)
{
g_return_val_if_fail (PANEL_IS_WIDGET (panel), NULL);
g_return_val_if_fail (PANEL_IS_TOPLEVEL (panel->toplevel), NULL);
return gtk_window_get_screen (GTK_WINDOW (panel->toplevel));
}
PanelData *
panel_setup (PanelToplevel *toplevel)
{
PanelWidget *panel_widget;
PanelData *pd;
g_return_val_if_fail (PANEL_IS_TOPLEVEL (toplevel), NULL);
panel_widget = panel_toplevel_get_panel_widget (toplevel);
pd = g_new0 (PanelData,1);
pd->menu = NULL;
pd->panel = GTK_WIDGET (toplevel);
pd->insertion_pos = -1;
pd->deactivate_idle = 0;
panel_list = g_slist_append (panel_list, pd);
g_object_set_data (G_OBJECT (toplevel), "PanelData", pd);
panel_lockdown_notify_add (G_CALLBACK (panel_recreate_context_menu),
pd);
panel_widget_setup (panel_widget);
g_signal_connect (toplevel, "drag_data_received",
G_CALLBACK (drag_data_recieved_cb), NULL);
g_signal_connect (toplevel, "drag_motion",
G_CALLBACK (drag_motion_cb), NULL);
g_signal_connect (toplevel, "drag_leave",
G_CALLBACK (drag_leave_cb), NULL);
g_signal_connect (toplevel, "drag_drop",
G_CALLBACK (drag_drop_cb), NULL);
gtk_drag_dest_set (GTK_WIDGET (toplevel), 0, NULL, 0, 0);
g_signal_connect (toplevel, "key-press-event",
G_CALLBACK (panel_key_press_event), NULL);
g_signal_connect (toplevel, "button-press-event",
G_CALLBACK (panel_button_press_event), NULL);
g_signal_connect (toplevel, "popup-menu",
G_CALLBACK (panel_popup_menu_signal), NULL);
g_signal_connect_swapped (toplevel, "notify::orientation",
G_CALLBACK (panel_orient_change), panel_widget);
g_signal_connect (toplevel, "destroy", G_CALLBACK (panel_destroy), pd);
return pd;
}
static void
panel_context_menu_setup_delete_panel_item (GtkWidget *menuitem,
PanelToplevel *toplevel)
{
gboolean sensitive;
g_assert (PANEL_IS_TOPLEVEL (toplevel));
sensitive =
!panel_toplevel_is_last (toplevel) &&
!panel_lockdown_get_panels_locked_down_s () &&
panel_layout_is_writable ();
gtk_widget_set_sensitive (menuitem, sensitive);
}
static void
panel_context_menu_setup_delete_panel_item (GtkWidget *menu,
GtkWidget *menuitem)
{
PanelWidget *panel_widget;
gboolean sensitive;
panel_widget = menu_get_panel (menu);
g_assert (PANEL_IS_TOPLEVEL (panel_widget->toplevel));
sensitive =
!panel_toplevel_is_last_unattached (panel_widget->toplevel) &&
!panel_lockdown_get_locked_down () &&
panel_profile_id_lists_are_writable ();
gtk_widget_set_sensitive (menuitem, sensitive);
}
static void
panel_context_menu_setup_delete_panel_item (GtkWidget *menu,
GtkWidget *menuitem)
{
PanelWidget *panel_widget;
gboolean sensitive;
panel_context_menu_check_for_screen (NULL, NULL, NULL);
panel_widget = menu_get_panel (menu);
g_assert (PANEL_IS_TOPLEVEL (panel_widget->toplevel));
sensitive =
!panel_toplevel_is_last (panel_widget->toplevel) &&
!panel_lockdown_get_panels_locked_down_s () &&
panel_layout_is_writable ();
gtk_widget_set_sensitive (menuitem, sensitive);
}
static void
drag_data_recieved_cb (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time)
{
PanelWidget *panel_widget;
int pos;
g_return_if_fail (PANEL_IS_TOPLEVEL (widget));
/* we use this only to really find out the info, we already
know this is an ok drop site and the info that got passed
to us is bogus (it's always 0 in fact) */
if (!panel_check_dnd_target_data (widget, context, &info, NULL)) {
gtk_drag_finish (context, FALSE, FALSE, time);
return;
}
panel_widget = panel_toplevel_get_panel_widget (PANEL_TOPLEVEL (widget));
pos = panel_widget_get_cursorloc (panel_widget);
/*
* -1 passed to mate_panel_applet_register will turn on
* the insert_at_pos flag for panel_widget_add_full,
* which will not place it after the first applet.
*/
if(pos < 0)
pos = -1;
else if(pos > panel_widget->size)
pos = panel_widget->size;
panel_receive_dnd_data (
panel_widget, info, pos, selection_data, context, time);
}