static void
nemo_icon_container_dropped_icon_feedback (GtkWidget *widget,
GtkSelectionData *data,
int x, int y)
{
NemoIconContainer *container;
NemoIconDndInfo *dnd_info;
container = NEMO_ICON_CONTAINER (widget);
dnd_info = container->details->dnd_info;
/* Delete old selection list. */
nemo_drag_destroy_selection_list (dnd_info->drag_info.selection_list);
dnd_info->drag_info.selection_list = NULL;
/* Delete old shadow if any. */
if (dnd_info->shadow != NULL) {
/* FIXME bugzilla.gnome.org 42484:
* Is a destroy really sufficient here? Who does the unref? */
eel_canvas_item_destroy (dnd_info->shadow);
}
/* Build the selection list and the shadow. */
dnd_info->drag_info.selection_list = nemo_drag_build_selection_list (data);
dnd_info->shadow = create_selection_shadow (container, dnd_info->drag_info.selection_list);
nemo_icon_container_position_shadow (container, x, y);
}
static gboolean
fade_and_request_redraw (GtkWidget *canvas,
GdkFrameClock *frame_clock,
gpointer user_data)
{
NautilusSelectionCanvasItem *self = user_data;
gint64 frame_time;
gdouble percentage;
frame_time = gdk_frame_clock_get_frame_time (frame_clock);
if (frame_time >= self->priv->fade_out_end_time)
{
self->priv->fade_out_tick_id = 0;
eel_canvas_item_destroy (EEL_CANVAS_ITEM (self));
return G_SOURCE_REMOVE;
}
percentage = 1.0 - (gdouble) (frame_time - self->priv->fade_out_start_time) /
(gdouble) (self->priv->fade_out_end_time - self->priv->fade_out_start_time);
self->priv->fade_out_fill_alpha = self->priv->fill_color.alpha * percentage;
self->priv->fade_out_outline_alpha = self->priv->outline_color.alpha * percentage;
eel_canvas_item_request_redraw (EEL_CANVAS_ITEM (self));
return G_SOURCE_CONTINUE;
}
static gboolean
fade_and_request_redraw (gpointer user_data)
{
NautilusSelectionCanvasItem *self = user_data;
if (self->priv->fade_out_fill_alpha <= 0 ||
self->priv->fade_out_outline_alpha <= 0) {
self->priv->fade_out_handler_id = 0;
eel_canvas_item_destroy (EEL_CANVAS_ITEM (self));
return FALSE;
}
self->priv->fade_out_fill_alpha -= self->priv->fade_out_fill_delta;
self->priv->fade_out_outline_alpha -= self->priv->fade_out_outline_delta;
eel_canvas_item_request_redraw (EEL_CANVAS_ITEM (self));
return TRUE;
}
static void
nemo_icon_container_free_drag_data (NemoIconContainer *container)
{
NemoIconDndInfo *dnd_info;
dnd_info = container->details->dnd_info;
dnd_info->drag_info.got_drop_data_type = FALSE;
if (dnd_info->shadow != NULL) {
eel_canvas_item_destroy (dnd_info->shadow);
dnd_info->shadow = NULL;
}
if (dnd_info->drag_info.selection_data != NULL) {
gtk_selection_data_free (dnd_info->drag_info.selection_data);
dnd_info->drag_info.selection_data = NULL;
}
if (dnd_info->drag_info.direct_save_uri != NULL) {
g_free (dnd_info->drag_info.direct_save_uri);
dnd_info->drag_info.direct_save_uri = NULL;
}
}