X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fwidget.cpp;h=434ec454ea022beb1a31964025c7a98808d25d8f;hb=91997dd3189b93a67179822ec2fed5f2a7bddb74;hp=e1aee846675d3b9e69e37b5d5039bd21f5baa92b;hpb=c062ca892fc6e10f74a76991b5d4b4349c046b5f;p=libs%2Fgltk.git

diff --git a/source/widget.cpp b/source/widget.cpp
index e1aee84..434ec45 100644
--- a/source/widget.cpp
+++ b/source/widget.cpp
@@ -1,90 +1,199 @@
+/* $Id$
+
+This file is part of libmspgltk
+Copyright © 2007-2009  Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
+#include <msp/gl/immediate.h>
 #include <msp/gl/matrix.h>
 #include <msp/gl/transform.h>
+#include <msp/strings/formatter.h>
+#include "container.h"
 #include "resources.h"
+#include "root.h"
 #include "widget.h"
 
-#include <iostream>
 using namespace std;
 
 namespace Msp {
 namespace GLtk {
 
+Widget::Widget():
+	style(0),
+	state(NORMAL),
+	visible(true),
+	focusable(true),
+	parent(0)
+{ }
+
+Widget::~Widget()
+{
+	if(parent)
+		parent->remove(*this);
+}
+
 void Widget::set_position(int x, int y)
 {
-	geom.x=x;
-	geom.y=y;
+	geom.x = x;
+	geom.y = y;
+	on_geometry_change();
 }
 
 void Widget::set_size(unsigned w, unsigned h)
 {
-	geom.w=w;
-	geom.h=h;
+	geom.w = w;
+	geom.h = h;
+	on_geometry_change();
 }
 
 void Widget::set_geometry(const Geometry &g)
 {
-	geom=g;
+	geom = g;
+	on_geometry_change();
 }
 
 void Widget::set_style(const string &s)
 {
-	style_name=s;
+	style_name = s;
 	update_style();
 }
 
+void Widget::set_tooltip(const string &t)
+{
+	tooltip = t;
+}
+
+void Widget::set_visible(bool v)
+{
+	if(v==visible)
+		return;
+
+	visible = v;
+
+	signal_visibility_changed.emit(visible);
+}
+
+void Widget::set_focusable(bool f)
+{
+	focusable = f;
+}
+
+void Widget::set_focus()
+{
+	if(!parent)
+		throw InvalidState("No parent");
+	if(!visible)
+		throw InvalidState("Can't set focus on invisible widget");
+
+	signal_request_focus.emit();
+}
+
 void Widget::render() const
 {
 	if(!style)
-		throw InvalidState("Attempt to render a widget without a style");
+		throw InvalidState(format("Attempt to render a widget with null style (class=\"%s\", style_name=\"%s\")", get_class(), style_name));
 
 	GL::push_matrix();
 	GL::translate(geom.x, geom.y, 0);
 	for(PartSeq::const_iterator i=style->get_parts().begin(); i!=style->get_parts().end(); ++i)
-		render_part(*i);
+	{
+		if(i->get_name().empty())
+		{
+			GL::PushMatrix push_;
+			i->render(geom, state);
+		}
+		else
+			render_special(*i);
+	}
 	GL::pop_matrix();
 }
 
-Widget::Widget(const Resources &r):
-	res(r),
-	style(0),
-	state(NORMAL)
-{ }
+void Widget::pointer_enter()
+{
+	state |= HOVER;
+}
+
+void Widget::pointer_leave()
+{
+	state &= ~HOVER;
+}
+
+void Widget::focus_in()
+{
+	state |= FOCUS;
+}
+
+void Widget::focus_out()
+{
+	state &= ~FOCUS;
+}
 
 void Widget::update_style()
 {
-	style=&res.get_style(get_class(), style_name);
+	Widget *top;
+	for(top=this; top->parent; top=top->parent) ;
+	Root *root = dynamic_cast<Root *>(top);
+	if(!root)
+		style = 0;
+	else
+	{
+		string sname = get_class();
+		if(!style_name.empty())
+		{
+			sname += '-';
+			sname += style_name;
+		}
+
+		style = root->get_resources().get<Style>(sname);
+	}
+
+	on_style_change();
 }
 
-void Widget::render_part(const Part &part) const
+void Widget::update_style(Widget &w)
 {
-	render_graphic(part);
+	w.update_style();
 }
 
-void Widget::render_graphic(const Part &part) const
+void Widget::set_parent(Container *p)
 {
-	GL::push_matrix();
-	part.render(geom, state);
-	GL::pop_matrix();
+	if(parent && p)
+		throw InvalidState("Widget is already in a Container");
+	parent = p;
+
+	on_reparent();
+	update_style();
 }
 
-void Widget::render_text(const Part &part, const string &text) const
+void Widget::set_parent(Widget &w, Container *p)
 {
-	const GL::Font *const font=style->get_font();
+	w.set_parent(p);
+}
 
-	const float font_size=font->get_default_size();
-	unsigned text_w=static_cast<unsigned>(font->get_string_width(text)*font_size);
 
-	GL::push_matrix();
+Widget::Loader::Loader(Widget &w):
+	wdg(w)
+{
+	add("position", &Loader::position);
+	add("size",     &Loader::size);
+	add("style",    &Loader::style);
+	add("visible",  &Widget::visible);
+}
 
-	part.get_alignment().apply(geom, text_w, static_cast<unsigned>(font_size));
-	GL::scale_uniform(font_size);
+void Widget::Loader::position(int x, int y)
+{
+	wdg.set_position(x, y);
+}
 
-	const Color &color=style->get_font_color();
-	glColor3f(color.r, color.g, color.b);
-	font->draw_string(text);
-	glColor3f(1, 1, 1);
+void Widget::Loader::size(unsigned w, unsigned h)
+{
+	wdg.set_size(w, h);
+}
 
-	GL::pop_matrix();
+void Widget::Loader::style(const string &s)
+{
+	wdg.set_style(s);
 }
 
 } // namespace GLtk