void Dropdown::init()
{
+ input_type = INPUT_NAVIGATION;
+
dropped = false;
add(list);
list.set_visible(false);
list.set_view_all();
list.signal_item_selected.connect(sigc::mem_fun(this, &Dropdown::list_item_selected));
+ list.signal_selection_cleared.connect(sigc::mem_fun(this, &Dropdown::list_selection_cleared));
list.signal_autosize_changed.connect(sigc::mem_fun(this, &Dropdown::list_autosize_changed));
}
}
}
-void Dropdown::set_selected_index(int index)
-{
- list.set_selected_index(index);
- if(index<0)
- text.set(string());
-}
-
void Dropdown::rebuild_special(const Part &part)
{
if(part.get_name()=="text")
{
Container::button_press(x, y, btn);
if(!click_focus)
- {
- dropped = false;
- list.set_visible(false);
- clear_state(ACTIVE);
- signal_ungrab_pointer.emit();
- }
+ close_list();
}
else if(btn==1)
+ open_list();
+}
+
+bool Dropdown::navigate(Navigation nav)
+{
+ if(dropped)
{
- dropped = true;
- list.set_visible(true);
- resize_list();
- set_state(ACTIVE);
- signal_grab_pointer.emit();
+ if(nav==NAV_CANCEL)
+ close_list();
+ else
+ list.navigate(nav);
}
+ else if(nav==NAV_ACTIVATE)
+ open_list();
+ else
+ return false;
+
+ return true;
}
-void Dropdown::on_geometry_change()
+void Dropdown::on_size_change()
{
if(dropped)
resize_list();
resize_list();
}
+void Dropdown::open_list()
+{
+ dropped = true;
+ list.set_visible(true);
+ resize_list();
+ set_state(ACTIVE);
+ set_input_focus(&list);
+ signal_grab_pointer.emit();
+}
+
+void Dropdown::close_list()
+{
+ dropped = false;
+ list.set_visible(false);
+ clear_state(ACTIVE);
+ signal_ungrab_pointer.emit();
+}
+
void Dropdown::list_autosize_changed()
{
if(dropped)
rebuild();
}
+void Dropdown::list_selection_cleared()
+{
+ text.set(string());
+}
+
Dropdown::Loader::Loader(Dropdown &d):
DataFile::DerivedObjectLoader<Dropdown, Widget::Loader>(d)