/* $Id$
This file is part of libmspgltk
-Copyright © 2007-2009 Mikko Rasa, Mikkosoft Productions
+Copyright © 2007-2011 Mikko Rasa, Mikkosoft Productions
Distributed under the LGPL
*/
namespace Msp {
namespace GLtk {
-Dropdown::Dropdown(const Resources &r):
- Widget(r),
- Container(r),
- list(r),
+Dropdown::Dropdown():
dropped(false)
{
add(list);
list.signal_item_selected.connect(sigc::mem_fun(this, &Dropdown::list_item_selected));
-
- update_style();
}
void Dropdown::append(const string &item)
return list.get_selected_index();
}
+void Dropdown::render_special(const Part &part) const
+{
+ if(part.get_name()=="text")
+ {
+ if(list.get_selected_index()>=0)
+ Text(*style, list.get_selected()).render(part, geom);
+ }
+ else if(part.get_name()=="list" && dropped)
+ list.render();
+}
+
void Dropdown::button_press(int x, int y, unsigned btn)
{
if(dropped)
Container::button_press(x, y, btn);
if(!click_focus)
{
- dropped=false;
- state&=~ACTIVE;
+ dropped = false;
+ state &= ~ACTIVE;
signal_ungrab_pointer.emit();
}
}
else if(btn==1)
{
- dropped=true;
- state|=ACTIVE;
+ dropped = true;
+ state |= ACTIVE;
signal_grab_pointer.emit();
}
}
-void Dropdown::render_special(const Part &part) const
+void Dropdown::on_geometry_change()
{
- if(part.get_name()=="text")
- {
- if(list.get_selected_index()>=0)
- Text(style, list.get_selected()).render(part, geom);
- //render_text(part, list.get_selected());
- }
- else if(part.get_name()=="list" && dropped)
- list.render();
+ resize_list();
}
-void Dropdown::on_geometry_change()
+void Dropdown::on_style_change()
{
resize_list();
}
void Dropdown::resize_list()
{
- // XXX This is a hack.
- unsigned n_items=list.get_n_items();
- const Style &stl=list.get_style();
- const GL::Font &font=*stl.get_font();
- unsigned h=min(max(n_items, 1U), 10U)*static_cast<unsigned>((font.get_ascent()-font.get_descent())*font.get_default_size());
- for(std::list<Part>::const_iterator i=stl.get_parts().begin(); i!=stl.get_parts().end(); ++i)
- if(i->get_name()=="items")
- {
- const Sides &margin=i->get_margin();
- h+=margin.top+margin.bottom;
- }
- list.set_geometry(Geometry(0, -h, geom.w, h));
+ list.autosize();
+ const Geometry &lgeom = list.get_geometry();
+ list.set_geometry(Geometry(0, -lgeom.h, max(geom.w, lgeom.w), lgeom.h));
}
void Dropdown::list_item_selected(unsigned index, const std::string &item)
{
if(dropped)
{
- dropped=false;
- state&=~ACTIVE;
+ dropped = false;
+ state &= ~ACTIVE;
signal_ungrab_pointer.emit();
}
void Dropdown::Loader::item(const string &str)
{
- dynamic_cast<Dropdown &>(wdg).append(str);
+ dynamic_cast<Dropdown &>(obj).append(str);
}
} // namespace GLtk