pv/views/trace/standardbar.cpp

   1 /*
   2  * This file is part of the PulseView project.
   3  *
   4  * Copyright (C) 2016 Soeren Apel <soeren@apelpie.net>
   5  * Copyright (C) 2012-2015 Joel Holdsworth <joel@airwebreathe.org.uk>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include <QAction>
  22 #include <QMessageBox>
  23
  24 #include "standardbar.hpp"
  25 #include "view.hpp"
  26
  27 #include <pv/mainwindow.hpp>
  28
  29 using pv::views::trace::View;
  30
  31 namespace pv {
  32 namespace views {
  33
  34 namespace trace {
  35
  36 StandardBar::StandardBar(Session &session, QWidget *parent,
  37         View *view, bool add_default_widgets) :
  38         QToolBar("Standard Trace View Toolbar", parent),
  39         session_(session),
  40         view_(view),
  41         action_view_zoom_in_(new QAction(this)),
  42         action_view_zoom_out_(new QAction(this)),
  43         action_view_zoom_fit_(new QAction(this)),
  44         action_view_zoom_one_to_one_(new QAction(this)),
  45         action_view_show_cursors_(new QAction(this))
  46 {
  47         setObjectName(QString::fromUtf8("StandardBar"));
  48
  49         // Actions
  50         action_view_zoom_in_->setText(tr("Zoom &In"));
  51         action_view_zoom_in_->setIcon(QIcon::fromTheme("zoom-in",
  52                 QIcon(":/icons/zoom-in.png")));
  53         // simply using Qt::Key_Plus shows no + in the menu
  54         action_view_zoom_in_->setShortcut(QKeySequence::ZoomIn);
  55         connect(action_view_zoom_in_, SIGNAL(triggered(bool)),
  56                 this, SLOT(on_actionViewZoomIn_triggered()));
  57
  58         action_view_zoom_out_->setText(tr("Zoom &Out"));
  59         action_view_zoom_out_->setIcon(QIcon::fromTheme("zoom-out",
  60                 QIcon(":/icons/zoom-out.png")));
  61         action_view_zoom_out_->setShortcut(QKeySequence::ZoomOut);
  62         connect(action_view_zoom_out_, SIGNAL(triggered(bool)),
  63                 this, SLOT(on_actionViewZoomOut_triggered()));
  64
  65         action_view_zoom_fit_->setCheckable(true);
  66         action_view_zoom_fit_->setText(tr("Zoom to &Fit"));
  67         action_view_zoom_fit_->setIcon(QIcon::fromTheme("zoom-fit-best",
  68                 QIcon(":/icons/zoom-fit-best.png")));
  69         action_view_zoom_fit_->setShortcut(QKeySequence(Qt::Key_F));
  70         connect(action_view_zoom_fit_, SIGNAL(triggered(bool)),
  71                 this, SLOT(on_actionViewZoomFit_triggered(bool)));
  72
  73         action_view_zoom_one_to_one_->setText(tr("Zoom to O&ne-to-One"));
  74         action_view_zoom_one_to_one_->setIcon(QIcon::fromTheme("zoom-original",
  75                 QIcon(":/icons/zoom-original.png")));
  76         action_view_zoom_one_to_one_->setShortcut(QKeySequence(Qt::Key_O));
  77         connect(action_view_zoom_one_to_one_, SIGNAL(triggered(bool)),
  78                 this, SLOT(on_actionViewZoomOneToOne_triggered()));
  79
  80         action_view_show_cursors_->setCheckable(true);
  81         action_view_show_cursors_->setIcon(QIcon(":/icons/show-cursors.svg"));
  82         action_view_show_cursors_->setShortcut(QKeySequence(Qt::Key_C));
  83         connect(action_view_show_cursors_, SIGNAL(triggered(bool)),
  84                 this, SLOT(on_actionViewShowCursors_triggered()));
  85         action_view_show_cursors_->setText(tr("Show &Cursors"));
  86
  87         connect(view_, SIGNAL(always_zoom_to_fit_changed(bool)),
  88                 this, SLOT(on_always_zoom_to_fit_changed(bool)));
  89
  90         if (add_default_widgets)
  91                 add_toolbar_widgets();
  92 }
  93
  94 Session &StandardBar::session() const
  95 {
  96         return session_;
  97 }
  98
  99 void StandardBar::add_toolbar_widgets()
 100 {
 101         // Setup the toolbar
 102         addAction(action_view_zoom_in_);
 103         addAction(action_view_zoom_out_);
 104         addAction(action_view_zoom_fit_);
 105         addAction(action_view_zoom_one_to_one_);
 106         addSeparator();
 107         addAction(action_view_show_cursors_);
 108 }
 109
 110 QAction* StandardBar::action_view_zoom_in() const
 111 {
 112         return action_view_zoom_in_;
 113 }
 114
 115 QAction* StandardBar::action_view_zoom_out() const
 116 {
 117         return action_view_zoom_out_;
 118 }
 119
 120 QAction* StandardBar::action_view_zoom_fit() const
 121 {
 122         return action_view_zoom_fit_;
 123 }
 124
 125 QAction* StandardBar::action_view_zoom_one_to_one() const
 126 {
 127         return action_view_zoom_one_to_one_;
 128 }
 129
 130 QAction* StandardBar::action_view_show_cursors() const
 131 {
 132         return action_view_show_cursors_;
 133 }
 134
 135 void StandardBar::on_actionViewZoomIn_triggered()
 136 {
 137         view_->zoom(1);
 138 }
 139
 140 void StandardBar::on_actionViewZoomOut_triggered()
 141 {
 142         view_->zoom(-1);
 143 }
 144
 145 void StandardBar::on_actionViewZoomFit_triggered(bool checked)
 146 {
 147         view_->zoom_fit(checked);
 148 }
 149
 150 void StandardBar::on_actionViewZoomOneToOne_triggered()
 151 {
 152         view_->zoom_one_to_one();
 153 }
 154
 155 void StandardBar::on_actionViewShowCursors_triggered()
 156 {
 157         const bool show = !view_->cursors_shown();
 158         if (show)
 159                 view_->centre_cursors();
 160
 161         view_->show_cursors(show);
 162 }
 163
 164 void StandardBar::on_always_zoom_to_fit_changed(bool state)
 165 {
 166         action_view_zoom_fit_->setChecked(state);
 167 }
 168
 169 } // namespace trace
 170 } // namespace views
 171 } // namespace pv