Gtk::SpinButton* PrefPage::createSpinner(double value, double lower, double upper, int fraction)
{
double step = 1.0 / static_cast<double>(fraction);
unsigned int digits = 0;
for (;fraction > 1; fraction /= 10)
{
++digits;
}
Gtk::Adjustment* adjustment = Gtk::manage(new Gtk::Adjustment(value, lower, upper, step, 10, 0));
Gtk::SpinButton* spin = Gtk::manage(new Gtk::SpinButton(*adjustment, step, digits));
spin->show();
spin->set_size_request(64, -1);
return spin;
}
/**
\brief Creates a Float Adjustment for a float parameter
Builds a hbox with a label and a float adjustment in it.
*/
Gtk::Widget *
ParamFloat::get_widget (SPDocument * doc, Inkscape::XML::Node * node, sigc::signal<void> * changeSignal)
{
if (_gui_hidden) return NULL;
Gtk::HBox * hbox = Gtk::manage(new Gtk::HBox(false, 4));
Gtk::Label * label = Gtk::manage(new Gtk::Label(_(_text), Gtk::ALIGN_LEFT));
label->show();
hbox->pack_start(*label, true, true);
ParamFloatAdjustment * fadjust = Gtk::manage(new ParamFloatAdjustment(this, doc, node, changeSignal));
Gtk::SpinButton * spin = Gtk::manage(new Gtk::SpinButton(*fadjust, 0.1, _precision));
spin->show();
hbox->pack_start(*spin, false, false);
hbox->show();
return dynamic_cast<Gtk::Widget *>(hbox);
}
/*! Constructor
* \param[in] el the configuration element to display
* \param[in] differ shall the changes be applied later using apply_changes()?
*/
ConfigElement::ConfigElement(crn::ConfigElement &el, bool differ):
value(el.GetValue()),
tmpvalue(el.GetValue())
{
if (!value)
throw crn::ExceptionUninitialized(_("The element was not initialized."));
if (differ)
tmpvalue = crn::Clone(*value);
if (std::dynamic_pointer_cast<crn::Int>(tmpvalue))
typ = U"Int";
else if (std::dynamic_pointer_cast<crn::Real>(tmpvalue))
typ = U"Real";
else if (std::dynamic_pointer_cast<crn::Prop3>(tmpvalue))
typ = U"Prop3";
else if (std::dynamic_pointer_cast<crn::String>(tmpvalue))
typ = U"String";
else if (std::dynamic_pointer_cast<crn::StringUTF8>(tmpvalue))
typ = U"StringUTF8";
else if (std::dynamic_pointer_cast<crn::Path>(tmpvalue))
typ = U"Path";
Gtk::Label *lab = Gtk::manage(new Gtk::Label(el.GetName().CStr()));
lab->show();
pack_start(*lab, false, true, 2);
if (typ == U"Prop3")
{
Prop3 *p = Gtk::manage(new Prop3(Gtk::ICON_SIZE_BUTTON, el.GetValue<crn::Prop3>()));
p->signal_value_changed().connect(sigc::mem_fun(this, &ConfigElement::on_p3_changed));
p->show();
pack_start(*p, true, true, 2);
}
else if (!el.GetAllowedValues().IsEmpty())
{ // any Int, Real, String, StringUTF8 or Path
Gtk::ComboBoxText *cb = Gtk::manage(new Gtk::ComboBoxText);
const std::vector<crn::StringUTF8> values(el.GetAllowedValues<crn::StringUTF8>());
for (const crn::StringUTF8 &val : values)
#ifdef CRN_USING_GTKMM3
cb->append(val.CStr());
#else /* CRN_USING_GTKMM3 */
cb->append_text(val.CStr());
#endif /* CRN_USING_GTKMM3 */
cb->set_active_text(el.GetValue<crn::StringUTF8>().CStr());
cb->signal_changed().connect(sigc::bind(sigc::mem_fun(this, &ConfigElement::on_combo_changed), cb));
cb->show();
pack_start(*cb, true, true, 2);
}
else if (typ == U"Int")
{
if (el.HasMinValue() && el.HasMaxValue())
{ // has finite range, use a slider
#ifdef CRN_USING_GTKMM3
auto *s = Gtk::manage(new Gtk::Scale(Gtk::ORIENTATION_HORIZONTAL));
s->set_range(el.GetMinValue<int>(), el.GetMaxValue<int>() + 1);
s->set_increments(1, 1);
#else
Gtk::HScale *s = Gtk::manage(new Gtk::HScale(el.GetMinValue<int>(), el.GetMaxValue<int>() + 1, 1));
#endif
s->set_value(el.GetValue<int>());
s->signal_value_changed().connect(sigc::bind(sigc::mem_fun(this, &ConfigElement::on_range_changed), s));
s->show();
pack_start(*s, true, true, 2);
}
else
{ // has at least one infinite (maxed) bound, use a spin button
Gtk::SpinButton *s = Gtk::manage(new Gtk::SpinButton);
int m = std::numeric_limits<int>::min(), M = std::numeric_limits<int>::max();
if (el.HasMinValue())
m = el.GetMinValue<int>();
if (el.HasMaxValue())
M = el.GetMaxValue<int>();
s->set_range(m, M);
s->set_increments(1, 10);
s->set_value(el.GetValue<int>());
s->signal_value_changed().connect(sigc::bind(sigc::mem_fun(this, &ConfigElement::on_spin_changed), s));
s->show();
pack_start(*s, true, true, 2);
}
}
else if (typ == U"Real")
{
if (el.HasMinValue() && el.HasMaxValue())
{ // has finite range, use a slider
#ifdef CRN_USING_GTKMM3
auto *s = Gtk::manage(new Gtk::Scale(Gtk::ORIENTATION_HORIZONTAL));
s->set_range(el.GetMinValue<double>(), el.GetMaxValue<double>() + 0.01);
s->set_increments(0.01, 0.01);
#else
Gtk::HScale *s = Gtk::manage(new Gtk::HScale(el.GetMinValue<double>(), el.GetMaxValue<double>() + 0.01, 0.01));
#endif
s->set_digits(2);
s->set_value(el.GetValue<double>());
s->signal_value_changed().connect(sigc::bind(sigc::mem_fun(this, &ConfigElement::on_range_changed), s));
s->show();
pack_start(*s, true, true, 2);
}
else
{ // has at least one infinite (maxed) bound, use a spin button
Gtk::SpinButton *s = Gtk::manage(new Gtk::SpinButton(0, 2));
double m = -std::numeric_limits<double>::max(), M = std::numeric_limits<double>::max();
if (el.HasMinValue())
m = el.GetMinValue<double>();
if (el.HasMaxValue())
M = el.GetMaxValue<double>();
s->set_range(m, M);
s->set_increments(0.01, 1);
s->set_value(el.GetValue<double>());
s->signal_value_changed().connect(sigc::bind(sigc::mem_fun(this, &ConfigElement::on_spin_changed), s));
s->show();
pack_start(*s, true, true, 2);
}
}
else // string types
{
Gtk::Entry *e = Gtk::manage(new Gtk::Entry);
e->set_text(el.GetValue<crn::StringUTF8>().CStr());
e->signal_changed().connect(sigc::bind(sigc::mem_fun(this, &ConfigElement::on_entry_changed), e));
e->show();
pack_start(*e, true, true, 2);
}
lab = Gtk::manage(new Gtk::Label("?"));
lab->show();
lab->set_tooltip_text(el.GetDescription().CStr());
pack_start(*lab, false, true, 2);
}