1fdfc2abfe
Change-Id: I02f2c620296fcd91d4967d58767ea33fc4e1e7dc Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
137 lines
4.6 KiB
C++
137 lines
4.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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** the names of its contributors may be used to endorse or promote
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** products derived from this software without specific prior written
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** permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <qdebug.h>
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#include <QApplication>
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#include <QLineEdit>
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#include <QValidator>
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#include "ui_validators.h"
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class ValidatorWidget : public QWidget, public Ui::ValidatorsForm
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{
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Q_OBJECT
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public:
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ValidatorWidget(QWidget *parent = 0);
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private slots:
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void updateValidator();
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void updateDoubleValidator();
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void _setLocale(const QLocale &l) { setLocale(l); updateValidator(); updateDoubleValidator(); }
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private:
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QIntValidator *validator;
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QDoubleValidator *doubleValidator;
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};
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ValidatorWidget::ValidatorWidget(QWidget *parent)
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: QWidget(parent)
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{
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setupUi(this);
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connect(localeSelector, SIGNAL(localeSelected(QLocale)), this, SLOT(_setLocale(QLocale)));
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connect(minVal, SIGNAL(editingFinished()), this, SLOT(updateValidator()));
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connect(maxVal, SIGNAL(editingFinished()), this, SLOT(updateValidator()));
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connect(editor, SIGNAL(editingFinished()), ledWidget, SLOT(flash()));
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connect(doubleMaxVal, SIGNAL(editingFinished()), this, SLOT(updateDoubleValidator()));
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connect(doubleMinVal, SIGNAL(editingFinished()), this, SLOT(updateDoubleValidator()));
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connect(doubleDecimals, SIGNAL(valueChanged(int)), this, SLOT(updateDoubleValidator()));
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connect(doubleFormat, SIGNAL(activated(int)), this, SLOT(updateDoubleValidator()));
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connect(doubleEditor, SIGNAL(editingFinished()), doubleLedWidget, SLOT(flash()));
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validator = 0;
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doubleValidator = 0;
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updateValidator();
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updateDoubleValidator();
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};
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void ValidatorWidget::updateValidator()
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{
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QIntValidator *v = new QIntValidator(minVal->value(), maxVal->value(), this);
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v->setLocale(locale());
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editor->setValidator(v);
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delete validator;
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validator = v;
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QString s = editor->text();
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int i = 0;
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if (validator->validate(s, i) == QValidator::Invalid) {
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editor->clear();
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} else {
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editor->setText(s);
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}
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}
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void ValidatorWidget::updateDoubleValidator()
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{
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QDoubleValidator *v
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= new QDoubleValidator(doubleMinVal->value(), doubleMaxVal->value(),
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doubleDecimals->value(), this);
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v->setNotation(static_cast<QDoubleValidator::Notation>(doubleFormat->currentIndex()));
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v->setLocale(locale());
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doubleEditor->setValidator(v);
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delete doubleValidator;
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doubleValidator = v;
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QString s = doubleEditor->text();
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int i = 0;
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if (doubleValidator->validate(s, i) == QValidator::Invalid) {
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doubleEditor->clear();
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} else {
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doubleEditor->setText(s);
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}
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}
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int main(int argc, char **argv)
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{
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Q_INIT_RESOURCE(validators);
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QApplication app(argc, argv);
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ValidatorWidget w;
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w.show();
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return app.exec();
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}
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#include "main.moc"
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