pulseview/pv/prop/string.cpp

86 lines
1.9 KiB
C++

/*
* This file is part of the PulseView project.
*
* Copyright (C) 2013 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, see <http://www.gnu.org/licenses/>.
*/
#include <cassert>
#include <QLineEdit>
#include <QSpinBox>
#include "string.hpp"
using std::string;
using Glib::ustring;
namespace pv {
namespace prop {
String::String(QString name,
QString desc,
Getter getter,
Setter setter) :
Property(name, desc, getter, setter),
line_edit_(nullptr)
{
}
QWidget* String::get_widget(QWidget *parent, bool auto_commit)
{
if (line_edit_)
return line_edit_;
if (!getter_)
return nullptr;
Glib::VariantBase variant = getter_();
if (!variant.gobj())
return nullptr;
string value = Glib::VariantBase::cast_dynamic<Glib::Variant<ustring>>(
variant).get();
line_edit_ = new QLineEdit(parent);
line_edit_->setText(QString::fromStdString(value));
if (auto_commit)
connect(line_edit_, SIGNAL(textEdited(const QString&)),
this, SLOT(on_text_edited(const QString&)));
return line_edit_;
}
void String::commit()
{
assert(setter_);
if (!line_edit_)
return;
QByteArray ba = line_edit_->text().toLocal8Bit();
setter_(Glib::Variant<ustring>::create(ba.data()));
}
void String::on_text_edited(const QString&)
{
commit();
}
} // namespace prop
} // namespace pv