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, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  20  */
  21
  22 #include <QAction>
  23 #include <QMessageBox>
  24
  25 #include "standardbar.hpp"
  26
  27 #include <pv/mainwindow.hpp>
  28 #include <pv/view/view.hpp>
  29
  30 using pv::views::TraceView::View;
  31
  32 namespace pv {
  33 namespace views {
  34
  35 namespace trace {
  36
  37 StandardBar::StandardBar(Session &session, QWidget *parent,
  38         View *view, bool add_default_widgets) :
  39         QToolBar("Standard Trace View Toolbar", parent),
  40         session_(session),
  41         view_(view),
  42         action_view_zoom_in_(new QAction(this)),
  43         action_view_zoom_out_(new QAction(this)),
  44         action_view_zoom_fit_(new QAction(this)),
  45         action_view_zoom_one_to_one_(new QAction(this)),
  46         action_view_show_cursors_(new QAction(this))
  47 {
  48         setObjectName(QString::fromUtf8("StandardBar"));
  49
  50         // Actions
  51         action_view_zoom_in_->setText(tr("Zoom &In"));
  52         action_view_zoom_in_->setIcon(QIcon::fromTheme("zoom-in",
  53                 QIcon(":/icons/zoom-in.png")));
  54         // simply using Qt::Key_Plus shows no + in the menu
  55         action_view_zoom_in_->setShortcut(QKeySequence::ZoomIn);
  56         connect(action_view_zoom_in_, SIGNAL(triggered(bool)),
  57                 this, SLOT(on_actionViewZoomIn_triggered()));
  58
  59         action_view_zoom_out_->setText(tr("Zoom &Out"));
  60         action_view_zoom_out_->setIcon(QIcon::fromTheme("zoom-out",
  61                 QIcon(":/icons/zoom-out.png")));
  62         action_view_zoom_out_->setShortcut(QKeySequence::ZoomOut);
  63         connect(action_view_zoom_out_, SIGNAL(triggered(bool)),
  64                 this, SLOT(on_actionViewZoomOut_triggered()));
  65
  66         action_view_zoom_fit_->setCheckable(true);
  67         action_view_zoom_fit_->setText(tr("Zoom to &Fit"));
  68         action_view_zoom_fit_->setIcon(QIcon::fromTheme("zoom-fit",
  69                 QIcon(":/icons/zoom-fit.png")));
  70         action_view_zoom_fit_->setShortcut(QKeySequence(Qt::Key_F));
  71         connect(action_view_zoom_fit_, SIGNAL(triggered(bool)),
  72                 this, SLOT(on_actionViewZoomFit_triggered(bool)));
  73
  74         action_view_zoom_one_to_one_->setText(tr("Zoom to O&ne-to-One"));
  75         action_view_zoom_one_to_one_->setIcon(QIcon::fromTheme("zoom-original",
  76                 QIcon(":/icons/zoom-original.png")));
  77         action_view_zoom_one_to_one_->setShortcut(QKeySequence(Qt::Key_O));
  78         connect(action_view_zoom_one_to_one_, SIGNAL(triggered(bool)),
  79                 this, SLOT(on_actionViewZoomOneToOne_triggered()));
  80
  81         action_view_show_cursors_->setCheckable(true);
  82         action_view_show_cursors_->setIcon(QIcon::fromTheme("show-cursors",
  83                 QIcon(":/icons/show-cursors.svg")));
  84         action_view_show_cursors_->setShortcut(QKeySequence(Qt::Key_C));
  85         connect(action_view_show_cursors_, SIGNAL(triggered(bool)),
  86                 this, SLOT(on_actionViewShowCursors_triggered()));
  87         action_view_show_cursors_->setText(tr("Show &Cursors"));
  88
  89         connect(view_, SIGNAL(always_zoom_to_fit_changed(bool)),
  90                 this, SLOT(on_always_zoom_to_fit_changed(bool)));
  91
  92         if (add_default_widgets)
  93                 add_toolbar_widgets();
  94 }
  95
  96 Session &StandardBar::session(void) const
  97 {
  98         return session_;
  99 }
 100
 101 void StandardBar::add_toolbar_widgets()
 102 {
 103         // Setup the toolbar
 104         addAction(action_view_zoom_in_);
 105         addAction(action_view_zoom_out_);
 106         addAction(action_view_zoom_fit_);
 107         addAction(action_view_zoom_one_to_one_);
 108         addSeparator();
 109         addAction(action_view_show_cursors_);
 110 }
 111
 112 QAction* StandardBar::action_view_zoom_in() const
 113 {
 114         return action_view_zoom_in_;
 115 }
 116
 117 QAction* StandardBar::action_view_zoom_out() const
 118 {
 119         return action_view_zoom_out_;
 120 }
 121
 122 QAction* StandardBar::action_view_zoom_fit() const
 123 {
 124         return action_view_zoom_fit_;
 125 }
 126
 127 QAction* StandardBar::action_view_zoom_one_to_one() const
 128 {
 129         return action_view_zoom_one_to_one_;
 130 }
 131
 132 QAction* StandardBar::action_view_show_cursors() const
 133 {
 134         return action_view_show_cursors_;
 135 }
 136
 137 void StandardBar::on_actionViewZoomIn_triggered()
 138 {
 139         view_->zoom(1);
 140 }
 141
 142 void StandardBar::on_actionViewZoomOut_triggered()
 143 {
 144         view_->zoom(-1);
 145 }
 146
 147 void StandardBar::on_actionViewZoomFit_triggered(bool checked)
 148 {
 149         view_->zoom_fit(checked);
 150 }
 151
 152 void StandardBar::on_actionViewZoomOneToOne_triggered()
 153 {
 154         view_->zoom_one_to_one();
 155 }
 156
 157 void StandardBar::on_actionViewShowCursors_triggered()
 158 {
 159         const bool show = !view_->cursors_shown();
 160         if (show)
 161                 view_->centre_cursors();
 162
 163         view_->show_cursors(show);
 164 }
 165
 166 void StandardBar::on_always_zoom_to_fit_changed(bool state)
 167 {
 168         action_view_zoom_fit_->setChecked(state);
 169 }
 170
 171 } // namespace trace
 172 } // namespace views
 173 } // namespace pv