/*! \file adjust_window.cpp
** \brief Adjustment Window Implementation File
**
-** $Id: adjust_window.cpp,v 1.1.1.1 2005/01/07 03:34:35 darco Exp $
+** $Id$
**
** \legal
** Copyright (c) 2004 Adrian Bentley
void Adjust_Window::set_child_adjustment(Gtk::Adjustment *child)
{
childchanged.disconnect();
-
+
adj_child = child;
-
+
synfig::info("Adjust: connecting to child signals");
if(child)
{
childchanged = child->signal_changed().connect(sigc::mem_fun(*this,&Adjust_Window::update_fromchild));
-
+
update_child();
}
}
if(adj_child)
{
bool childchanged = false;
-
+
double v = get_value();
double ve = v + get_page_size();
-
+
//reset child's values if they need to be...
if(abs(v - adj_child->get_lower()) > EPSILON)
{
adj_child->set_lower(v);
childchanged = true;
}
-
+
if(abs(ve - adj_child->get_upper()) > EPSILON)
{
adj_child->set_upper(ve);
- childchanged = true;
+ childchanged = true;
}
-
+
if(childchanged)
{
adj_child->changed();
void Adjust_Window::update_fromchild()
{
if(adj_child)
- {
+ {
double b = adj_child->get_lower();
double dist = adj_child->get_upper() - b;
-
+
//reset our values if they need to be...
if(abs(get_value() - b) > EPSILON)
{
set_value(b);
value_changed();
}
-
+
if(abs(get_page_size() - dist) > EPSILON)
{
set_page_size(dist);