-#include <algorithm>
+#include <msp/core/algorithm.h>
#include <msp/core/maputils.h>
#include <msp/core/refptr.h>
#include "button.h"
#include "column.h"
+#include "draghandle.h"
#include "dropdown.h"
#include "entry.h"
#include "grid.h"
-#include "hslider.h"
+#include "image.h"
#include "indicator.h"
#include "label.h"
#include "list.h"
#include "panel.h"
#include "part.h"
+#include "progressbar.h"
#include "row.h"
+#include "slider.h"
#include "stack.h"
#include "toggle.h"
-#include "vslider.h"
using namespace std;
namespace Msp {
namespace GLtk {
+TypeRegistry<Panel::Loader::AddChildType, Panel::Loader &> Panel::widget_registry;
+bool Panel::widget_registry_init_done = false;
+
Panel::Panel():
layout(0)
-{ }
+{
+ input_type = INPUT_NAVIGATION;
+}
Panel::~Panel()
{
layout = l;
}
-void Panel::autosize_special(const Part &part, Geometry &ageom)
+void Panel::autosize_special(const Part &part, Geometry &ageom) const
{
if(part.get_name()=="children" && layout)
layout->autosize(ageom);
}
}
-void Panel::on_geometry_change()
+bool Panel::navigate(Navigation nav)
+{
+ if(Container::navigate(nav))
+ return true;
+
+ if(nav==NAV_UP || nav==NAV_DOWN || nav==NAV_LEFT || nav==NAV_RIGHT)
+ {
+ int nav_x = (nav==NAV_RIGHT ? 1 : nav==NAV_LEFT ? -1 : 0);
+ int nav_y = (nav==NAV_UP ? 1 : nav==NAV_DOWN ? -1 : 0);
+
+ int origin_x, origin_y, origin_dim;
+ if(input_focus)
+ {
+ const Geometry &fgeom = input_focus->get_geometry();
+ origin_x = fgeom.x+(nav_x*0.5+0.5)*fgeom.w;
+ origin_y = fgeom.y+(nav_y*0.5+0.5)*fgeom.h;
+ origin_dim = abs(nav_x)*fgeom.h+abs(nav_y)*fgeom.w;
+ }
+ else
+ {
+ origin_x = geom.w*(0.5-nav_x*0.5);
+ origin_y = geom.h*(0.5-nav_y*0.5);
+ origin_dim = abs(nav_x)*geom.h+abs(nav_y)*geom.w;
+ }
+
+ if(pointer_grabbed && pointer_focus==input_focus)
+ return false;
+
+ Widget *sibling = find_next_child(origin_x, origin_y, origin_dim, nav_x, nav_y);
+ if(!sibling && input_focus)
+ {
+ const Geometry &fgeom = input_focus->get_geometry();
+ origin_x -= fgeom.w*(nav_x*0.5);
+ origin_y -= fgeom.h*(nav_y*0.5);
+ sibling = find_next_child(origin_x, origin_y, origin_dim, nav_x, nav_y);
+ }
+
+ if(sibling)
+ {
+ set_input_focus(sibling);
+ if(Panel *panel = dynamic_cast<Panel *>(sibling))
+ panel->navigate(nav);
+ return true;
+ }
+ }
+ else if(nav==NAV_NEXT || nav==NAV_PREVIOUS)
+ {
+ vector<Widget *>::iterator i = find(nav_order, input_focus);
+
+ if(nav==NAV_NEXT)
+ {
+ if(i!=nav_order.end())
+ ++i;
+ if(i==nav_order.end())
+ i = nav_order.begin();
+ }
+ else
+ {
+ if(i==nav_order.begin())
+ i = nav_order.end();
+ --i;
+ }
+
+ set_input_focus(*i);
+
+ return true;
+ }
+
+ return false;
+}
+
+Widget *Panel::find_next_child(int origin_x, int origin_y, int origin_dim, int nav_x, int nav_y) const
+{
+ Widget *sibling = 0;
+ int best_score = 0;
+ for(list<Child *>::const_iterator i=children.begin(); i!=children.end(); ++i)
+ {
+ if((*i)->widget==input_focus || !(*i)->widget->is_focusable())
+ continue;
+
+ const Geometry &cgeom = (*i)->widget->get_geometry();
+ int dx = compute_delta(cgeom.x, cgeom.w, origin_x, origin_dim, nav_x);
+ int dy = compute_delta(cgeom.y, cgeom.h, origin_y, origin_dim, nav_y);
+
+ int score = -1;
+ if(nav_y && nav_y*dy>=0)
+ score = nav_y*dy+abs(dx)*4;
+ else if(nav_x && nav_x*dx>=0)
+ score = nav_x*dx+abs(dy)*4;
+
+ if(score>=0 && (!sibling || score<best_score))
+ {
+ sibling = (*i)->widget;
+ best_score = score;
+ }
+ }
+
+ return sibling;
+}
+
+int Panel::compute_delta(int pos, int dim, int origin_pos, int origin_dim, int nav)
+{
+ if(nav<0)
+ return pos+dim-origin_pos;
+ else if(nav>0)
+ return pos-origin_pos;
+ else if(pos+dim<origin_pos-origin_dim/2)
+ return pos+dim+origin_dim/2-origin_pos;
+ else if(pos>origin_pos+origin_dim/2)
+ return pos-origin_pos-origin_dim/2;
+ else
+ return 0;
+}
+
+void Panel::on_size_change()
{
if(layout)
layout->update();
void Panel::on_child_added(Widget &wdg)
{
+ if(wdg.get_input_type()!=INPUT_NONE)
+ nav_order.push_back(&wdg);
+
if(layout)
{
layout->add_widget(wdg);
void Panel::on_child_removed(Widget &wdg)
{
+ vector<Widget *>::iterator i = std::remove(nav_order.begin(), nav_order.end(), &wdg);
+ if(i!=nav_order.end())
+ nav_order.erase(i, nav_order.end());
+
if(layout)
{
layout->remove_widget(wdg);
wdg_map(m),
last_widget(0)
{
- add("button", &Loader::child<Button>);
+ if(!widget_registry_init_done)
+ {
+ widget_registry_init_done = true;
+ register_child_type<Button>("button");
+ register_child_type<DragHandle>("draghandle");
+ register_child_type<Dropdown>("dropdown");
+ register_child_type<Entry>("entry");
+ register_child_type<HSlider>("hslider");
+ register_child_type<Image>("image");
+ register_child_type<Indicator>("indicator");
+ register_child_type<Label>("label");
+ register_child_type<List>("list");
+ register_child_type<Panel>("panel");
+ register_child_type<ProgressBar>("progressbar");
+ register_child_type<Toggle>("toggle");
+ register_child_type<VSlider>("vslider");
+ }
+
add("column", &Loader::arrangement<Column>);
add("constraint",&Loader::constraint);
- add("dropdown", &Loader::child<Dropdown>);
- add("entry", &Loader::child<Entry>);
add("expand", &Loader::expand);
add("ghost", &Loader::ghost);
add("gravity", &Loader::gravity);
add("grid", &Loader::grid);
- add("hslider", &Loader::child<HSlider>);
- add("indicator", &Loader::child<Indicator>);
- add("label", &Loader::child<Label>);
add("layout", &Loader::layout);
- add("list", &Loader::child<List>);
- add("panel", &Loader::panel);
add("row", &Loader::arrangement<Row>);
add("stack", &Loader::arrangement<Stack>);
- add("toggle", &Loader::child<Toggle>);
- add("vslider", &Loader::child<VSlider>);
+ widget_registry.invoke_all(*this);
}
Layout &Panel::Loader::get_layout()
load_sub_with(ldr);
}
-template<typename T>
-void Panel::Loader::child(const string &n)
-{
- RefPtr<T> chl = new T();
- load_sub(*chl);
- obj.add(*chl.get());
- last_widget = wdg_map[n] = chl.release();
-}
-
void Panel::Loader::constraint(Layout::ConstraintType type, const string &n)
{
Widget &src = get_last_widget();
load_sub_with(ldr);
}
-void Panel::Loader::panel(const string &n)
+template<>
+void Panel::Loader::unnamed_child<Panel>()
{
- RefPtr<Panel> p = new Panel();
- load_sub(*p, wdg_map);
- obj.add(*p.get());
- last_widget = wdg_map[n] = p.release();
+ RefPtr<Panel> pnl = new Panel();
+ load_sub(*pnl, wdg_map);
+ obj.add(*pnl.get());
+ last_widget = pnl.release();
}
projects / libs / gltk.git / blobdiff