+/* $Id$
+
+This file is part of libmspgltk
+Copyright © 2007-2009 Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
+#include <algorithm>
+#include <msp/core/refptr.h>
+#include "button.h"
+#include "dropdown.h"
+#include "entry.h"
+#include "hslider.h"
+#include "indicator.h"
+#include "label.h"
+#include "list.h"
#include "panel.h"
#include "part.h"
+#include "table.h"
+#include "toggle.h"
+#include "vslider.h"
+
+using namespace std;
namespace Msp {
namespace GLtk {
Panel::Panel(const Resources &r):
Widget(r),
+ Container(r),
pointer_focus(0),
- pointer_grab(0)
+ pointer_grabbed(false),
+ input_focus(0)
{
update_style();
}
-Panel::~Panel()
+void Panel::raise(Widget &wdg)
{
- for(ChildSeq::iterator i=children.begin(); i!=children.end(); ++i)
- delete *i;
+ for(list<Container::Child *>::iterator i=children.begin(); i!=children.end(); ++i)
+ if((*i)->widget==&wdg)
+ {
+ children.splice(children.end(), children, i);
+ return;
+ }
+
+ throw InvalidState("That Widget is not in this Panel");
}
-void Panel::button_press(int x, int y, unsigned btn)
+Widget *Panel::get_final_input_focus() const
{
- if(pointer_grab>0)
- pointer_focus->button_press(x-geom.x, y-geom.y, btn);
- else if(geom.is_inside(x, y))
+ if(Panel *panel=dynamic_cast<Panel *>(input_focus))
{
- for(ChildSeq::iterator i=children.begin(); i!=children.end(); ++i)
- if((*i)->get_geometry().is_inside(x-geom.x, y-geom.y))
- {
- (*i)->button_press(x-geom.x, y-geom.y, btn);
- pointer_grab=btn;
- }
+ Widget *focus=panel->get_final_input_focus();
+ if(focus)
+ return focus;
}
+ return input_focus;
}
-void Panel::button_release(int x, int y, unsigned btn)
+void Panel::button_press(int x, int y, unsigned btn)
{
- if(pointer_grab>0)
+ if(pointer_grabbed)
{
- pointer_focus->button_release(x-geom.x, y-geom.y, btn);
-
- if(btn==pointer_grab)
+ const Geometry &cgeom=pointer_focus->get_geometry();
+ pointer_focus->button_press(x-cgeom.x, y-cgeom.y, btn);
+ }
+ else
+ {
+ if(Widget *wdg=get_child_at(x, y))
{
- pointer_grab=0;
-
- for(ChildSeq::iterator i=children.begin(); i!=children.end(); ++i)
- if((*i)->get_geometry().is_inside(x-geom.x, y-geom.y))
- {
- set_pointer_focus(*i);
- break;
- }
+ set_pointer_focus(wdg);
+ if(wdg->is_focusable())
+ set_input_focus(wdg);
}
+ Container::button_press(x, y, btn);
}
- else if(geom.is_inside(x, y))
+}
+
+void Panel::button_release(int x, int y, unsigned btn)
+{
+ if(pointer_grabbed)
{
- for(ChildSeq::iterator i=children.begin(); i!=children.end(); ++i)
- if((*i)->get_geometry().is_inside(x-geom.x, y-geom.y))
- (*i)->button_release(x-geom.x, y-geom.y, btn);
+ const Geometry &cgeom=pointer_focus->get_geometry();
+ pointer_focus->button_release(x-cgeom.x, y-cgeom.y, btn);
}
+ else
+ Container::button_release(x, y, btn);
}
void Panel::pointer_motion(int x, int y)
{
- if(pointer_grab>0)
- pointer_focus->pointer_motion(x-geom.x, y-geom.y);
- else if(geom.is_inside(x, y))
+ if(pointer_grabbed)
{
- bool found=false;
- for(ChildSeq::iterator i=children.begin(); i!=children.end(); ++i)
- if((*i)->get_geometry().is_inside(x-geom.x, y-geom.y))
- {
- set_pointer_focus(*i);
- (*i)->pointer_motion(x-geom.x, y-geom.y);
- found=true;
- }
-
- if(!found)
- set_pointer_focus(0);
+ const Geometry &cgeom=pointer_focus->get_geometry();
+ pointer_focus->pointer_motion(x-cgeom.x, y-cgeom.y);
}
+ else
+ {
+ set_pointer_focus(get_child_at(x, y));
+ Container::pointer_motion(x, y);
+ }
+}
+
+void Panel::pointer_leave()
+{
+ Container::pointer_leave();
+ set_pointer_focus(0);
+}
+
+void Panel::key_press(unsigned key, unsigned mod, wchar_t ch)
+{
+ if(input_focus)
+ input_focus->key_press(key, mod, ch);
+}
+
+void Panel::key_release(unsigned key, unsigned mod)
+{
+ if(input_focus)
+ input_focus->key_release(key, mod);
}
-void Panel::add(Widget &wdg)
+void Panel::focus_out()
{
- children.push_back(&wdg);
+ set_input_focus(0);
}
-void Panel::render_part(const Part &part) const
+void Panel::render_special(const Part &part) const
{
if(part.get_name()=="children")
{
- for(ChildSeq::const_iterator i=children.begin(); i!=children.end(); ++i)
- (*i)->render();
+ for(list<Container::Child *>::const_iterator i=children.begin(); i!=children.end(); ++i)
+ if((*i)->widget->is_visible())
+ (*i)->widget->render();
}
- else
- Widget::render_part(part);
+}
+
+Panel::Child *Panel::create_child(Widget *wdg)
+{
+ return new Child(*this, wdg);
}
void Panel::set_pointer_focus(Widget *wdg)
{
- if(wdg!=pointer_focus && pointer_grab==0)
+ if(wdg!=pointer_focus)
{
if(pointer_focus)
pointer_focus->pointer_leave();
}
}
+void Panel::set_input_focus(Widget *wdg)
+{
+ if(wdg!=input_focus)
+ {
+ if(input_focus)
+ input_focus->focus_out();
+
+ input_focus=wdg;
+
+ if(input_focus)
+ {
+ raise(*wdg);
+ input_focus->focus_in();
+ }
+ }
+}
+
+
+Panel::Loader::Loader(Panel &p, map<string, Widget *> &m):
+ Widget::Loader(p),
+ pnl(p),
+ wdg_map(m)
+{
+ add("button", &Loader::child<Button>);
+ add("dropdown", &Loader::child<Dropdown>);
+ add("entry", &Loader::child<Entry>);
+ add("hslider", &Loader::child<HSlider>);
+ add("indicator", &Loader::child<Indicator>);
+ add("label", &Loader::child<Label>);
+ add("list", &Loader::child<List>);
+ add("panel", &Loader::panel);
+ add("table", &Loader::child<Table>);
+ add("toggle", &Loader::child<Toggle>);
+ add("vslider", &Loader::child<VSlider>);
+}
+
+template<typename T>
+void Panel::Loader::child(const string &n)
+{
+ RefPtr<T> chl=new T(pnl.res);
+ load_sub(*chl);
+ pnl.add(*chl.get());
+ wdg_map[n]=chl.release();
+}
+
+void Panel::Loader::panel(const string &n)
+{
+ RefPtr<Panel> p=new Panel(pnl.res);
+ load_sub(*p, wdg_map);
+ pnl.add(*p.get());
+ wdg_map[n]=p.release();
+}
+
+
+Panel::Child::Child(Panel &p, Widget *w):
+ Container::Child(p, w)
+{
+ widget->signal_visibility_changed.connect(sigc::mem_fun(this, &Child::visibility_changed));
+ widget->signal_request_focus.connect(sigc::mem_fun(this, &Child::request_focus));
+ widget->signal_grab_pointer.connect(sigc::mem_fun(this, &Child::grab_pointer));
+ widget->signal_ungrab_pointer.connect(sigc::mem_fun(this, &Child::ungrab_pointer));
+}
+
+Panel::Child::~Child()
+{
+ visibility_changed(false);
+}
+
+void Panel::Child::visibility_changed(bool v)
+{
+ if(!v)
+ {
+ Panel &panel=static_cast<Panel &>(container);
+ if(widget==panel.pointer_focus)
+ panel.set_pointer_focus(0);
+ if(widget==panel.input_focus)
+ panel.set_input_focus(0);
+ }
+}
+
+void Panel::Child::request_focus()
+{
+ Panel &panel=static_cast<Panel &>(container);
+ panel.set_input_focus(widget);
+ if(panel.parent && panel.visible)
+ panel.set_focus();
+}
+
+void Panel::Child::grab_pointer()
+{
+ Panel &panel=static_cast<Panel &>(container);
+ if(!panel.pointer_grabbed)
+ {
+ panel.set_pointer_focus(widget);
+ panel.pointer_grabbed=true;
+ panel.signal_grab_pointer.emit();
+ }
+}
+
+void Panel::Child::ungrab_pointer()
+{
+ Panel &panel=static_cast<Panel &>(container);
+ if(panel.pointer_grabbed && panel.pointer_focus==widget)
+ {
+ // XXX Should set to the widget under pointer
+ panel.set_pointer_focus(0);
+ panel.pointer_grabbed=false;
+ panel.signal_ungrab_pointer.emit();
+ }
+}
+
} // namespace GLtk
} // namespace Msp