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#include <string>
#include <iostream>
#include <gtkmm/main.h>
#include <gtkmm2ext/stateful_button.h>
using namespace Gtk;
using namespace Glib;
using namespace Gtkmm2ext;
using namespace std;
StateButton::StateButton ()
{
_is_realized = false;
visual_state = 0;
}
void
StateButton::set_visual_state (int n)
{
if (!_is_realized) {
/* not yet realized */
visual_state = n;
return;
}
if (n == visual_state) {
return;
}
string name = get_widget_name ();
name = name.substr (0, name.find_last_of ('-'));
switch (n) {
case 0:
/* relax */
break;
case 1:
name += "-active";
break;
case 2:
name += "-alternate";
break;
}
set_widget_name (name);
visual_state = n;
}
/* ----------------------------------------------------------------- */
void
StatefulToggleButton::on_realize ()
{
ToggleButton::on_realize ();
_is_realized = true;
visual_state++; // to force transition
set_visual_state (visual_state - 1);
}
void
StatefulButton::on_realize ()
{
Button::on_realize ();
_is_realized = true;
visual_state++; // to force transition
set_visual_state (visual_state - 1);
}
void
StatefulToggleButton::on_toggled ()
{
if (!_self_managed) {
if (get_active()) {
set_visual_state (1);
} else {
set_visual_state (0);
}
}
}
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