static int param_init(void) {
if (!param) {
return param_set_value("param");
}
return 0;
}
static int param_set(const char *buffer, const struct kernel_param *kp) {
if (param) {
kfree(param);
}
return param_set_value(buffer);
}
void
ScalarParam::param_set_range(gdouble min, gdouble max)
{
this->min = min;
this->max = max;
param_set_value(value); // reset value to see whether it is in ranges
}
bool
ScalarParam::param_readSVGValue(const gchar * strvalue)
{
double newval;
unsigned int success = sp_svg_number_read_d(strvalue, &newval);
if (success == 1) {
param_set_value(newval);
return true;
}
return false;
}
void
ScalarParam::param_set_range(gdouble min, gdouble max)
{
// if you look at client code, you'll see that many effects
// has a tendency to set an upper range of Geom::infinity().
// Once again, in gtk2, this is not a problem. But in gtk3,
// widgets get allocated the amount of size they ask for,
// leading to excessively long widgets.
if (min >= -SCALARPARAM_G_MAXDOUBLE) {
this->min = min;
} else {
this->min = -SCALARPARAM_G_MAXDOUBLE;
}
if (max <= SCALARPARAM_G_MAXDOUBLE) {
this->max = max;
} else {
this->max = SCALARPARAM_G_MAXDOUBLE;
}
param_set_value(value); // reset value to see whether it is in ranges
}
void
ScalarParam::param_set_default()
{
param_set_value(defvalue);
}
