123 lines
3.1 KiB
C++
123 lines
3.1 KiB
C++
// src/schedulable_state_widget.cc - Copyright 2005, 2006, University
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// of Padova, dept. of Pure and Applied
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// Mathematics
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//
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// This file is part of SGPEMv2.
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//
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// This is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// SGPEMv2 is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with SGPEMv2; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#include "gettext.h"
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#include "schedulable_state_widget.hh"
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#include <sgpemv2/templates/smartp.tcc>
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#include <glibmm/ustring.h>
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#include <cassert>
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using namespace sgpem;
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memory::smart_ptr<Gtk::Tooltips>
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SchedulableStateWidget::_global_ttips = NULL;
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SchedulableStateWidget::SchedulableStateWidget(Schedulable::state st)
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: Glib::ObjectBase("sgpem_SchedulableStateWidget"), CairoWidget(), _color(1, 1, 1)
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{
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// Yes, we leak, but this will be up until the end of the app
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if(!_global_ttips) _global_ttips = new Gtk::Tooltips();
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_ttips = _global_ttips;
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set_scaling_mode(scaling_to_w);
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set_state(st);
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}
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SchedulableStateWidget::~SchedulableStateWidget()
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{
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_ttips->unset_tip(*this);
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_ttips = memory::smart_ptr<Gtk::Tooltips>::null;
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if(_global_ttips.alive_refs() == 1)
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_global_ttips = memory::smart_ptr<Gtk::Tooltips>::null;
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}
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void
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SchedulableStateWidget::set_state(Schedulable::state new_state)
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{
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Glib::ustring tip;
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switch(new_state)
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{
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case Schedulable::state_future:
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_color = Color(1, 1, 1); // White
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tip = _("Future");
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break;
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case Schedulable::state_ready:
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_color = Color(1, 1, 0); // Yellow
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tip = _("Ready");
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break;
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case Schedulable::state_running:
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_color = Color(0, 1, 0); // Green
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tip = _("Running");
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break;
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case Schedulable::state_blocked:
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_color = Color(1, 0, 0); // Red
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tip = _("Blocked");
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break;
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case Schedulable::state_terminated:
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_color = Color(0, 0, 0); // Black
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tip = _("Terminated");
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break;
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}
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if(is_realized())
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{
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assert(has_no_window() == false);
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_ttips->set_tip(*this, tip);
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}
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queue_draw();
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}
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void
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SchedulableStateWidget::draw_widget(cairo_t* ctx)
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{
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CairoElements ce(ctx);
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static const Point center(.5f, .5f);
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ce.draw_3dsphere(center, .49f, _color);
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}
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void
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SchedulableStateWidget::calc_drawing_size(size_t& width, size_t& height) const
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{
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width = 1;
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height = 1;
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}
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void
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SchedulableStateWidget::calc_widget_size(size_t& width, size_t& height) const
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{
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static const size_t min_size = 15; // px
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if(width != height)
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if(width < min_size || height < min_size)
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width = height = min_size;
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else
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width = height = std::min(width, height);
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}
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