Implement views::trace::StandardBar and derive MainBar from it

[pulseview.git] / pv / views / trace / standardbar.cpp

diff --git a/pv/views/trace/standardbar.cpp b/pv/views/trace/standardbar.cpp
new file mode 100644 (file)
index 0000000..def3ebc
--- /dev/null
+++ b/pv/views/trace/standardbar.cpp
@@ -0,0 +1,170 @@
+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2016 Soeren Apel <soeren@apelpie.net>
+ * Copyright (C) 2012-2015 Joel Holdsworth <joel@airwebreathe.org.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include <QAction>
+#include <QMessageBox>
+
+#include "standardbar.hpp"
+
+#include <pv/mainwindow.hpp>
+#include <pv/view/view.hpp>
+
+using pv::views::TraceView::View;
+
+namespace pv {
+namespace views {
+
+namespace trace {
+
+StandardBar::StandardBar(Session &session, QWidget *parent,
+       View *view, bool add_default_widgets) :
+       QToolBar("Standard Trace View Toolbar", parent),
+       session_(session),
+       view_(view),
+       action_view_zoom_in_(new QAction(this)),
+       action_view_zoom_out_(new QAction(this)),
+       action_view_zoom_fit_(new QAction(this)),
+       action_view_zoom_one_to_one_(new QAction(this)),
+       action_view_show_cursors_(new QAction(this))
+{
+       setObjectName(QString::fromUtf8("StandardBar"));
+
+       // Actions
+       action_view_zoom_in_->setText(tr("Zoom &In"));
+       action_view_zoom_in_->setIcon(QIcon::fromTheme("zoom-in",
+               QIcon(":/icons/zoom-in.png")));
+       // simply using Qt::Key_Plus shows no + in the menu
+       action_view_zoom_in_->setShortcut(QKeySequence::ZoomIn);
+       connect(action_view_zoom_in_, SIGNAL(triggered(bool)),
+               this, SLOT(on_actionViewZoomIn_triggered()));
+
+       action_view_zoom_out_->setText(tr("Zoom &Out"));
+       action_view_zoom_out_->setIcon(QIcon::fromTheme("zoom-out",
+               QIcon(":/icons/zoom-out.png")));
+       action_view_zoom_out_->setShortcut(QKeySequence::ZoomOut);
+       connect(action_view_zoom_out_, SIGNAL(triggered(bool)),
+               this, SLOT(on_actionViewZoomOut_triggered()));
+
+       action_view_zoom_fit_->setCheckable(true);
+       action_view_zoom_fit_->setText(tr("Zoom to &Fit"));
+       action_view_zoom_fit_->setIcon(QIcon::fromTheme("zoom-fit",
+               QIcon(":/icons/zoom-fit.png")));
+       action_view_zoom_fit_->setShortcut(QKeySequence(Qt::Key_F));
+       connect(action_view_zoom_fit_, SIGNAL(triggered(bool)),
+               this, SLOT(on_actionViewZoomFit_triggered()));
+
+       action_view_zoom_one_to_one_->setText(tr("Zoom to O&ne-to-One"));
+       action_view_zoom_one_to_one_->setIcon(QIcon::fromTheme("zoom-original",
+               QIcon(":/icons/zoom-original.png")));
+       action_view_zoom_one_to_one_->setShortcut(QKeySequence(Qt::Key_O));
+       connect(action_view_zoom_one_to_one_, SIGNAL(triggered(bool)),
+               this, SLOT(on_actionViewZoomOneToOne_triggered()));
+
+       action_view_show_cursors_->setCheckable(true);
+       action_view_show_cursors_->setIcon(QIcon::fromTheme("show-cursors",
+               QIcon(":/icons/show-cursors.svg")));
+       action_view_show_cursors_->setShortcut(QKeySequence(Qt::Key_C));
+       connect(action_view_show_cursors_, SIGNAL(triggered(bool)),
+               this, SLOT(on_actionViewShowCursors_triggered()));
+       action_view_show_cursors_->setText(tr("Show &Cursors"));
+
+       if (add_default_widgets)
+               add_toolbar_widgets();
+}
+
+Session &StandardBar::session(void) const
+{
+       return session_;
+}
+
+void StandardBar::add_toolbar_widgets()
+{
+       // Setup the toolbar
+       addAction(action_view_zoom_in_);
+       addAction(action_view_zoom_out_);
+       addAction(action_view_zoom_fit_);
+       addAction(action_view_zoom_one_to_one_);
+       addSeparator();
+       addAction(action_view_show_cursors_);
+}
+
+QAction* StandardBar::action_view_zoom_in() const
+{
+       return action_view_zoom_in_;
+}
+
+QAction* StandardBar::action_view_zoom_out() const
+{
+       return action_view_zoom_out_;
+}
+
+QAction* StandardBar::action_view_zoom_fit() const
+{
+       return action_view_zoom_fit_;
+}
+
+QAction* StandardBar::action_view_zoom_one_to_one() const
+{
+       return action_view_zoom_one_to_one_;
+}
+
+QAction* StandardBar::action_view_show_cursors() const
+{
+       return action_view_show_cursors_;
+}
+
+void StandardBar::on_actionViewZoomIn_triggered()
+{
+       view_->zoom(1);
+}
+
+void StandardBar::on_actionViewZoomOut_triggered()
+{
+       view_->zoom(-1);
+}
+
+void StandardBar::on_actionViewZoomFit_triggered()
+{
+       view_->zoom_fit(action_view_zoom_fit_->isChecked());
+}
+
+void StandardBar::on_actionViewZoomOneToOne_triggered()
+{
+       view_->zoom_one_to_one();
+}
+
+void StandardBar::on_actionViewShowCursors_triggered()
+{
+       const bool show = !view_->cursors_shown();
+       if (show)
+               view_->centre_cursors();
+
+       view_->show_cursors(show);
+}
+
+void StandardBar::on_always_zoom_to_fit_changed(bool state)
+{
+       action_view_zoom_fit_->setChecked(state);
+}
+
+} // namespace trace
+} // namespace views
+} // namespace pv