Change namespace for the trace view and implement ViewBase

[pulseview.git] / pv / view / signal.cpp

diff --git a/pv/view/signal.cpp b/pv/view/signal.cpp
index d61ccd8368ec8cce971a4735459353b7429d16a4..59817eba2c334fcad882d296f5f0a4ac158e7d17 100644 (file)
--- a/pv/view/signal.cpp
+++ b/pv/view/signal.cpp
@@ -21,24 +21,36 @@
 #include <extdef.h>
 
 #include <assert.h>
-#include <math.h>
+#include <cmath>
 
 #include <QApplication>
+#include <QFormLayout>
+#include <QKeyEvent>
+#include <QLineEdit>
+#include <QMenu>
 
-#include "signal.h"
-#include "view.h"
+#include <libsigrokcxx/libsigrokcxx.hpp>
+
+#include "pv/data/signalbase.hpp"
+
+#include "signal.hpp"
+#include "view.hpp"
+
+using std::shared_ptr;
+using std::make_shared;
 
 namespace pv {
-namespace view {
+namespace views {
+namespace TraceView {
 
-const char *const ProbeNames[] = {
+const char *const ChannelNames[] = {
        "CLK",
        "DATA",
        "IN",
        "OUT",
        "RST",
-       "Tx",
-       "Rx",
+       "TX",
+       "RX",
        "EN",
        "SCLK",
        "MOSI",
@@ -48,55 +60,130 @@ const char *const ProbeNames[] = {
        "SCL"
 };
 
-Signal::Signal(pv::SigSession &session, const sr_probe *const probe) :
-       Trace(session, probe->name),
-       _probe(probe),
-       _name_action(NULL),
-       _name_widget(NULL),
-       _updating_name_widget(false)
+Signal::Signal(pv::Session &session,
+       std::shared_ptr<data::SignalBase> channel) :
+       Trace(channel),
+       session_(session),
+       scale_handle_(make_shared<SignalScaleHandle>(*this)),
+       items_({scale_handle_}),
+       name_widget_(nullptr)
 {
-       assert(_probe);
+       assert(base_);
+
+       connect(base_.get(), SIGNAL(enabled_changed(bool)),
+               this, SLOT(on_enabled_changed(bool)));
 }
 
-void Signal::init_context_bar_actions(QWidget *parent)
+void Signal::set_name(QString name)
+{
+       Trace::set_name(name);
+
+       if (name != name_widget_->currentText())
+               name_widget_->setEditText(name);
+}
+
+bool Signal::enabled() const
 {
-       _name_widget = new QComboBox(parent);
-       _name_widget->setEditable(true);
+       return base_->enabled();
+}
 
-       _name_action = new QWidgetAction(parent);
-       _name_action->setDefaultWidget(_name_widget);
+shared_ptr<data::SignalBase> Signal::base() const
+{
+       return base_;
+}
 
-       for(unsigned int i = 0; i < countof(ProbeNames); i++)
-               _name_widget->insertItem(i, ProbeNames[i]);
-       _name_widget->setEditText(_probe->name);
+void Signal::save_settings(QSettings &settings) const
+{
+       (void)settings;
+}
 
-       connect(_name_widget, SIGNAL(editTextChanged(const QString&)),
-               this, SLOT(on_text_changed(const QString&)));
+void Signal::restore_settings(QSettings &settings)
+{
+       (void)settings;
 }
 
-void Signal::set_name(QString name)
+const ViewItemOwner::item_list& Signal::child_items() const
 {
-       Trace::set_name(name);
-       _updating_name_widget = true;
-       _name_widget->setEditText(name);
-       _updating_name_widget = false;
+       return items_;
 }
 
-bool Signal::enabled() const
+void Signal::paint_back(QPainter &p, const ViewItemPaintParams &pp)
+{
+       if (base_->enabled())
+               Trace::paint_back(p, pp);
+}
+
+void Signal::populate_popup_form(QWidget *parent, QFormLayout *form)
+{
+       name_widget_ = new QComboBox(parent);
+       name_widget_->setEditable(true);
+       name_widget_->setCompleter(nullptr);
+
+       for (unsigned int i = 0; i < countof(ChannelNames); i++)
+               name_widget_->insertItem(i, ChannelNames[i]);
+
+       const int index = name_widget_->findText(base_->name(), Qt::MatchExactly);
+
+       if (index == -1) {
+               name_widget_->insertItem(0, base_->name());
+               name_widget_->setCurrentIndex(0);
+       } else {
+               name_widget_->setCurrentIndex(index);
+       }
+
+       connect(name_widget_, SIGNAL(editTextChanged(const QString&)),
+               this, SLOT(on_nameedit_changed(const QString&)));
+
+       form->addRow(tr("Name"), name_widget_);
+
+       add_colour_option(parent, form);
+}
+
+QMenu* Signal::create_context_menu(QWidget *parent)
+{
+       QMenu *const menu = Trace::create_context_menu(parent);
+
+       menu->addSeparator();
+
+       QAction *const disable = new QAction(tr("Disable"), this);
+       disable->setShortcuts(QKeySequence::Delete);
+       connect(disable, SIGNAL(triggered()), this, SLOT(on_disable()));
+       menu->addAction(disable);
+
+       return menu;
+}
+
+void Signal::delete_pressed()
 {
-       return _probe->enabled;
+       on_disable();
 }
 
-const sr_probe* Signal::probe() const
+void Signal::on_name_changed(const QString &text)
 {
-       return _probe;
+       // On startup, this event is fired when a session restores signal
+       // names. However, the name widget hasn't yet been created.
+       if (!name_widget_)
+               return;
+
+       if (text != name_widget_->currentText())
+               name_widget_->setEditText(text);
+
+       Trace::on_name_changed(text);
 }
 
-void Signal::on_text_changed(const QString &text)
+void Signal::on_disable()
 {
-       Trace::set_name(text);
-       text_changed();
+       base_->set_enabled(false);
+}
+
+void Signal::on_enabled_changed(bool enabled)
+{
+       (void)enabled;
+
+       if (owner_)
+               owner_->extents_changed(true, true);
 }
 
-} // namespace view
+} // namespace TraceView
+} // namespace views
 } // namespace pv