X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fpanel.cpp;h=14e9b6ea8cc3dbf97b9c57f4f673df53870bacc2;hb=3f301f9b6f73e886bdbb61565edb2c02667039d0;hp=b029057de9f7799dc64d36d86ea919dc2925eb7c;hpb=c1f038acb91eb3bfaa34dfd4729d19ed3f871a42;p=libs%2Fgltk.git

diff --git a/source/panel.cpp b/source/panel.cpp
index b029057..14e9b6e 100644
--- a/source/panel.cpp
+++ b/source/panel.cpp
@@ -1,47 +1,253 @@
+/* $Id$
+
+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)
+	Widget(r),
+	Container(r),
+	pointer_focus(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::add(Widget &wdg)
+void Panel::button_press(int x, int y, unsigned btn)
 {
-	children.push_back(&wdg);
+	if(pointer_grabbed)
+	{
+		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))
+		{
+			set_pointer_focus(wdg);
+			set_input_focus(wdg);
+		}
+		Container::button_press(x, y, btn);
+	}
 }
 
-void Panel::render_part(const Part &part) const
+void Panel::button_release(int x, int y, unsigned btn)
 {
-	if(part.get_name()=="children")
+	if(pointer_grabbed)
 	{
-		for(ChildSeq::const_iterator i=children.begin(); i!=children.end(); ++i)
-			(*i)->render();
+		const Geometry &cgeom=pointer_focus->get_geometry();
+		pointer_focus->button_release(x-cgeom.x, y-cgeom.y, btn);
 	}
 	else
-		Widget::render_part(part);
+		Container::button_release(x, y, btn);
+}
+
+void Panel::pointer_motion(int x, int y)
+{
+	if(pointer_grabbed)
+	{
+		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::focus_out()
+{
+	set_input_focus(0);
+}
+
+void Panel::render_special(const Part &part) const
+{
+	if(part.get_name()=="children")
+	{
+		for(list<Container::Child *>::const_iterator i=children.begin(); i!=children.end(); ++i)
+			if((*i)->widget->is_visible())
+				(*i)->widget->render();
+	}
+}
+
+Panel::Child *Panel::create_child(Widget *wdg)
+{
+	return new Child(*this, wdg);
+}
+
+void Panel::set_pointer_focus(Widget *wdg)
+{
+	if(wdg!=pointer_focus)
+	{
+		if(pointer_focus)
+			pointer_focus->pointer_leave();
+
+		pointer_focus=wdg;
+
+		if(pointer_focus)
+			pointer_focus->pointer_enter();
+	}
 }
 
-void Panel::on_button_press(int x, int y, unsigned btn)
+void Panel::set_input_focus(Widget *wdg)
 {
-	for(ChildSeq::iterator i=children.begin(); i!=children.end(); ++i)
-		(*i)->button_press(x-geom.x, y-geom.y, btn);
+	if(wdg!=input_focus)
+	{
+		if(input_focus)
+			input_focus->focus_out();
+
+		input_focus=wdg;
+
+		if(input_focus)
+		{
+			raise(*wdg);
+			input_focus->focus_in();
+		}
+	}
 }
 
-void Panel::on_button_release(int x, int y, unsigned btn)
+
+Panel::Loader::Loader(Panel &p, map<string, Widget *> &m):
+	Widget::Loader(p),
+	pnl(p),
+	wdg_map(m)
 {
-	for(ChildSeq::iterator i=children.begin(); i!=children.end(); ++i)
-		(*i)->button_release(x-geom.x, y-geom.y, btn);
+	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()
+{
+	static_cast<Panel &>(container).set_input_focus(widget);
+}
+
+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