GtkWidget *
sp_widget_construct_repr (SPWidget *spw, SPRepr *repr)
{
g_return_val_if_fail (spw != NULL, NULL);
g_return_val_if_fail (SP_IS_WIDGET (spw), NULL);
g_return_val_if_fail (repr != NULL, NULL);
if (spw->repr) {
if (repr == spw->repr) return (GtkWidget *) spw;
if (GTK_WIDGET_VISIBLE (spw)) {
sp_repr_remove_listener_by_data (spw->repr, spw);
}
sp_repr_unref (spw->repr);
spw->repr = NULL;
}
if (spw->inkscape) {
if (GTK_WIDGET_VISIBLE (spw)) {
sp_signal_disconnect_by_data (inkscape, spw);
}
spw->inkscape = NULL;
}
spw->repr = repr;
sp_repr_ref (spw->repr);
if (GTK_WIDGET_VISIBLE (spw)) {
sp_repr_add_listener (spw->repr, &spw_event_vector, spw);
}
g_signal_emit (G_OBJECT (spw), signals[CONSTRUCT], 0);
return (GtkWidget *) spw;
}
static void
sp_text_edit_dialog_destroy (GtkObject *object, gpointer data)
{
sp_signal_disconnect_by_data (INKSCAPE, dlg);
wd.win = dlg = NULL;
wd.stop = 0;
}
static void
sp_item_dialog_destroy( GtkObject */*object*/, gpointer /*data*/ )
{
sp_signal_disconnect_by_data (INKSCAPE, dlg);
wd.win = dlg = NULL;
wd.stop = 0;
}
static void
sp_widget_destroy (GtkObject *object)
{
SPWidget *spw;
spw = (SPWidget *) object;
if (spw->inkscape) {
#if 1
/* This happens in ::hide (Lauris) */
/* It seems it does not (Lauris) */
/* Disconnect signals */
sp_signal_disconnect_by_data (inkscape, spw);
#endif
spw->inkscape = NULL;
}
if (spw->repr) {
#if 1
/* This happens in ::hide (Lauris) */
/* It seems it does not (Lauris) */
sp_repr_remove_listener_by_data (spw->repr, spw);
#endif
sp_repr_unref (spw->repr);
spw->repr = NULL;
}
if (((GtkObjectClass *) parent_class)->destroy)
(* ((GtkObjectClass *) parent_class)->destroy) (object);
}
static void
sp_quick_align_dialog_destroy (void)
{
sp_signal_disconnect_by_data (INKSCAPE, dlg);
wd.win = dlg = NULL;
wd.stop = 0;
}
void
sp_sel_trans_shutdown (SPSelTrans *seltrans)
{
gint i;
for (i = 0; i < 8; i++) {
if (seltrans->shandle[i]) {
g_object_unref (G_OBJECT (seltrans->shandle[i]));
seltrans->shandle[i] = NULL;
}
if (seltrans->rhandle[i]) {
g_object_unref (G_OBJECT (seltrans->rhandle[i]));
seltrans->rhandle[i] = NULL;
}
}
if (seltrans->chandle) {
g_object_unref (G_OBJECT (seltrans->chandle));
seltrans->chandle = NULL;
}
if (seltrans->norm) {
gtk_object_destroy (GTK_OBJECT (seltrans->norm));
seltrans->norm = NULL;
}
if (seltrans->grip) {
gtk_object_destroy (GTK_OBJECT (seltrans->grip));
seltrans->grip = NULL;
}
if (seltrans->l1) {
gtk_object_destroy (GTK_OBJECT (seltrans->l1));
seltrans->l1 = NULL;
}
if (seltrans->l2) {
gtk_object_destroy (GTK_OBJECT (seltrans->l2));
seltrans->l2 = NULL;
}
if (seltrans->l3) {
gtk_object_destroy (GTK_OBJECT (seltrans->l3));
seltrans->l3 = NULL;
}
if (seltrans->l4) {
gtk_object_destroy (GTK_OBJECT (seltrans->l4));
seltrans->l4 = NULL;
}
if (seltrans->selection) {
sp_signal_disconnect_by_data (seltrans->selection, seltrans);
}
nr_free (seltrans->spp);
if (seltrans->items) {
int i;
for (i = 0; i < seltrans->nitems; i++) sp_object_unref (SP_OBJECT (seltrans->items[i]), NULL);
nr_free (seltrans->items);
}
if (seltrans->transforms) nr_free (seltrans->transforms);
}
static void
sp_gradient_image_gradient_release (SPGradient *gradient, SPGradientImage *image)
{
if (image->gradient) {
sp_signal_disconnect_by_data (image->gradient, image);
}
image->gradient = NULL;
sp_gradient_image_update (image);
}
AlignAndDistribute::~AlignAndDistribute()
{
sp_signal_disconnect_by_data (G_OBJECT (INKSCAPE), this);
for (std::list<Action *>::iterator it = _actionList.begin();
it != _actionList.end(); ++it) {
delete *it;
}
_desktopChangeConn.disconnect();
_deskTrack.disconnect();
}
static void
sp_widget_hide (GtkWidget *widget)
{
SPWidget *spw;
spw = SP_WIDGET (widget);
if (spw->inkscape) {
/* Disconnect signals */
sp_signal_disconnect_by_data (spw->inkscape, spw);
}
if (((GtkWidgetClass *) parent_class)->hide)
(* ((GtkWidgetClass *) parent_class)->hide) (widget);
}
static void
sp_gradient_image_destroy (GtkObject *object)
{
SPGradientImage *image;
image = SP_GRADIENT_IMAGE (object);
if (image->gradient) {
sp_signal_disconnect_by_data (image->gradient, image);
image->gradient = NULL;
}
if (((GtkObjectClass *) (parent_class))->destroy)
(* ((GtkObjectClass *) (parent_class))->destroy) (object);
}
void
sp_gradient_image_set_gradient (SPGradientImage *image, SPGradient *gradient)
{
if (image->gradient) {
sp_signal_disconnect_by_data (image->gradient, image);
}
image->gradient = gradient;
if (gradient) {
g_signal_connect (G_OBJECT (gradient), "release", G_CALLBACK (sp_gradient_image_gradient_release), image);
g_signal_connect (G_OBJECT (gradient), "modified", G_CALLBACK (sp_gradient_image_gradient_modified), image);
}
sp_gradient_image_update (image);
}
static void
sp_draw_context_finish (SPEventContext *ec)
{
SPDrawContext *dc;
dc = SP_DRAW_CONTEXT (ec);
if (dc->grab) {
sp_canvas_item_ungrab (dc->grab, GDK_CURRENT_TIME);
}
if (dc->selection) {
sp_signal_disconnect_by_data (dc->selection, dc);
dc->selection = NULL;
}
spdc_free_colors (dc);
}
static void
sp_widget_destroy (GtkObject *object)
{
SPWidget *spw;
spw = (SPWidget *) object;
if (spw->inkscape) {
/* Disconnect signals */
// the checks are necessary because when destroy is caused by the the program shutting down,
// the inkscape object may already be (partly?) invalid --bb
if (G_IS_OBJECT(spw->inkscape) && G_OBJECT_GET_CLASS(G_OBJECT(spw->inkscape)))
sp_signal_disconnect_by_data (spw->inkscape, spw);
spw->inkscape = NULL;
}
if (((GtkObjectClass *) parent_class)->destroy)
(* ((GtkObjectClass *) parent_class)->destroy) (object);
}
static void
sp_draw_context_dispose (GObject *object)
{
SPDrawContext *dc;
dc = SP_DRAW_CONTEXT (object);
if (dc->grab) {
sp_canvas_item_ungrab (dc->grab, GDK_CURRENT_TIME);
dc->grab = NULL;
}
if (dc->selection) {
sp_signal_disconnect_by_data (dc->selection, dc);
dc->selection = NULL;
}
spdc_free_colors (dc);
G_OBJECT_CLASS (draw_parent_class)->dispose (object);
}
static void sp_find_dialog_destroy(GtkObject *object, gpointer)
{
sp_signal_disconnect_by_data (INKSCAPE, object);
wd.win = dlg = NULL;
wd.stop = 0;
}
