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 <QWidget>
  31
  32 namespace pv {
  33 namespace view {
  34
  35 class Signal;
  36 class View;
  37
  38 class Header : public QWidget
  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 private:
  50         void paintEvent(QPaintEvent *event);
  51
  52 private:
  53         void mousePressEvent(QMouseEvent * event);
  54
  55         void mouseReleaseEvent(QMouseEvent *event);
  56
  57         void mouseMoveEvent(QMouseEvent *event);
  58
  59         void leaveEvent(QEvent *event);
  60
  61         void contextMenuEvent(QContextMenuEvent *event);
  62
  63 private slots:
  64         void on_action_set_name_triggered();
  65
  66         void on_action_set_colour_triggered();
  67
  68         void on_signals_moved();
  69
  70 signals:
  71         void signals_moved();
  72
  73 private:
  74         View &_view;
  75
  76         QPoint _mouse_point;
  77         QPoint _mouse_down_point;
  78
  79         std::list<std::pair<boost::weak_ptr<Signal>, int> >
  80                 _drag_sigs;
  81
  82         boost::shared_ptr<Signal> _context_signal;
  83         QAction *_action_set_name;
  84         QAction *_action_set_colour;
  85 };
  86
  87 } // namespace view
  88 } // namespace pv
  89
  90 #endif // PULSEVIEW_PV_VIEW_HEADER_H