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renamechanneldialog.cpp
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/
renamechanneldialog.cpp
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// ------------------------------------------------------------------------
//
// This file is part of the Intan Technologies RHD2000 Interface
// Version 1.3
// Copyright (C) 2013 Intan Technologies
//
// ------------------------------------------------------------------------
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <QtGui>
#include "qtincludes.h"
#include "renamechanneldialog.h"
// Rename Channel dialog.
// This dialog allows users to enter a new name for the selected channel.
// A regular expression validator is used to enforce a 16-character limit
// so that the channel name appears correctly with limited screen space.
RenameChannelDialog::RenameChannelDialog(QString channel, QString oldName, QWidget *parent) :
QDialog(parent)
{
QVBoxLayout *mainLayout = new QVBoxLayout;
QHBoxLayout *oldNameLayout = new QHBoxLayout;
QHBoxLayout *newNameLayout = new QHBoxLayout;
oldNameLayout->addWidget(new QLabel(tr("Old channel name: ").append(oldName)));
nameLineEdit = new QLineEdit;
QRegExp regExp("[\\S]{1,16}"); // name must be 1-16 non-whitespace characters
nameLineEdit->setValidator(new QRegExpValidator(regExp, this));
connect(nameLineEdit, SIGNAL(textChanged(const QString &)),
this, SLOT(onLineEditTextChanged()));
newNameLayout->addWidget(new QLabel(tr("New channel name:")));
newNameLayout->addWidget(nameLineEdit);
newNameLayout->addWidget(new QLabel(tr("(16 characters max)")));
newNameLayout->addStretch();
buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
mainLayout->addLayout(oldNameLayout);
mainLayout->addLayout(newNameLayout);
mainLayout->addWidget(buttonBox);
//mainLayout->addStretch();
setLayout(mainLayout);
setWindowTitle(tr("Rename Channel ").append(channel));
}
// Enable OK button on valid name.
void RenameChannelDialog::onLineEditTextChanged()
{
buttonBox->button(QDialogButtonBox::Ok)->setEnabled(
nameLineEdit->hasAcceptableInput());
}