/* from/to/value have changed ... update the widgets.
*/
static void
tslider_real_changed( Tslider *tslider )
{
GtkAdjustment *adj = tslider->adj;
GtkWidget *entry = tslider->entry;
#ifdef DEBUG
printf( "tslider_real_changed: %p, val = %g\n",
tslider, tslider->value );
#endif /*DEBUG*/
if( tslider->auto_link )
tslider->svalue = tslider_value_to_slider( tslider,
tslider->value );
gtk_signal_handler_block_by_data( GTK_OBJECT( adj ), tslider );
gtk_signal_handler_block_by_data( GTK_OBJECT( entry ), tslider );
/* Some libc's hate out-of-bounds precision, so clip, just in case.
*/
set_gentry( tslider->entry, "%.*f",
IM_CLIP( 0, tslider->digits, 100 ), tslider->value );
gtk_scale_set_digits( GTK_SCALE( tslider->slider ), tslider->digits );
if( !DEQ( tslider->from, tslider->last_from ) ||
!DEQ( tslider->to, tslider->last_to ) ) {
double range = tslider->to - tslider->from;
adj->step_increment = range / 100;
adj->page_increment = range / 10;
adj->page_size = range / 10;
adj->lower = tslider->from;
adj->upper = tslider->to + adj->page_size;
tslider->last_to = tslider->to;
tslider->last_from = tslider->from;
gtk_adjustment_changed( adj );
}
if( !DEQ( tslider->svalue, tslider->last_svalue ) ) {
adj->value = tslider->svalue;
tslider->last_svalue = tslider->svalue;
gtk_adjustment_value_changed( adj );
}
gtk_signal_handler_unblock_by_data( GTK_OBJECT( adj ), tslider );
gtk_signal_handler_unblock_by_data( GTK_OBJECT( entry ), tslider );
}
static void
gradient_select_list_item_update (GtkWidget *widget,
gint row,
gint column,
GdkEventButton *event,
gpointer data)
{
GradientSelect *gsp;
GSList *list;
gsp = (GradientSelect *) data;
list = g_slist_nth (gradients_list, row);
gtk_signal_handler_block_by_data (GTK_OBJECT (gsp->context), gsp);
/*
gimp_context_set_gradient (gsp->context, (gradient_t *) list->data);
*/
gtk_signal_handler_unblock_by_data (GTK_OBJECT (gsp->context), gsp);
gsp->dnd_gradient = (gradient_t *) list->data;
/*
if (gsp->callback_name)
gradient_change_callbacks (gsp, FALSE);
*/
}
static void
entry_notify_func(GConfClient* client, guint cnxn_id,
GConfEntry *gconf_entry,
gpointer user_data)
{
GtkWidget* entry = user_data;
g_return_if_fail(GTK_IS_ENTRY(entry));
gtk_signal_handler_block_by_data(GTK_OBJECT(entry), client);
gtk_entry_set_text(GTK_ENTRY(entry),
gconf_value_get_string(gconf_entry->value));
gtk_signal_handler_unblock_by_data(GTK_OBJECT(entry), client);
}
static void
gradient_select_select (GradientSelect *gsp,
gradient_t *gradient)
{
gint index;
index = gradient_list_get_gradient_index (gradients_list, gradient);
if (index != -1)
{
gtk_signal_handler_block_by_data (GTK_OBJECT (gsp->clist), gsp);
gtk_clist_select_row (GTK_CLIST (gsp->clist), index, -1);
gtk_clist_moveto (GTK_CLIST (gsp->clist), index, 0, 0.5, 0.0);
gtk_signal_handler_unblock_by_data (GTK_OBJECT (gsp->clist), gsp);
}
}
