pv/view/header.h

   1 /*
   2  * This file is part of the PulseView project.
   3  *
   4  * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19  */
  20
  21 #ifndef PULSEVIEW_PV_VIEW_HEADER_H
  22 #define PULSEVIEW_PV_VIEW_HEADER_H
  23
  24 #include <boost/shared_ptr.hpp>
  25 #include <boost/weak_ptr.hpp>
  26
  27 #include <list>
  28 #include <utility>
  29
  30 #include "marginwidget.h"
  31
  32 namespace pv {
  33 namespace view {
  34
  35 class Signal;
  36 class View;
  37
  38 class Header : public MarginWidget
  39 {
  40         Q_OBJECT
  41
  42 public:
  43         Header(View &parent);
  44
  45 private:
  46         boost::shared_ptr<pv::view::Signal> get_mouse_over_signal(
  47                 const QPoint &pt);
  48
  49         void clear_selection();
  50
  51 private:
  52         void paintEvent(QPaintEvent *event);
  53
  54 private:
  55         void mousePressEvent(QMouseEvent * event);
  56
  57         void mouseReleaseEvent(QMouseEvent *event);
  58
  59         void mouseMoveEvent(QMouseEvent *event);
  60
  61         void leaveEvent(QEvent *event);
  62
  63         void contextMenuEvent(QContextMenuEvent *event);
  64
  65 private slots:
  66         void on_signals_changed();
  67
  68         void on_action_set_name_triggered();
  69
  70         void on_action_set_colour_triggered();
  71
  72         void on_signals_moved();
  73
  74 signals:
  75         void signals_moved();
  76
  77 private:
  78         QPoint _mouse_point;
  79         QPoint _mouse_down_point;
  80
  81         std::list<std::pair<boost::weak_ptr<Signal>, int> >
  82                 _drag_sigs;
  83
  84         boost::shared_ptr<Signal> _context_signal;
  85         QAction *_action_set_name;
  86         QAction *_action_set_colour;
  87 };
  88
  89 } // namespace view
  90 } // namespace pv
  91
  92 #endif // PULSEVIEW_PV_VIEW_HEADER_H