Cleanup Widgets examples - Validator example
Cleanup the widgets examples - move the ValidatorWidget class into its own source/header file instead of implementing it in main.cpp Change-Id: I2b74ca4f2491168453dc31e0631f31e3ac83123c Reviewed-by: Konstantin Shegunov <kshegunov@gmail.com> Reviewed-by: Samuel Gaist <samuel.gaist@idiap.ch> Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>
This commit is contained in:
Christian Ehrlicher
parent
7ec7f338bc
commit
b8720e3e7a
@ -48,88 +48,9 @@
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**
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****************************************************************************/
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#include <qdebug.h>
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#include "validatorwidget.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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@ -142,5 +63,3 @@ int main(int argc, char **argv)
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return app.exec();
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}
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#include "main.moc"
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@ -4,8 +4,8 @@ requires(qtConfig(combobox))
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FORMS += validators.ui
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RESOURCES += validators.qrc
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SOURCES += main.cpp ledwidget.cpp localeselector.cpp
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HEADERS += ledwidget.h localeselector.h
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SOURCES += main.cpp ledwidget.cpp localeselector.cpp validatorwidget.cpp
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HEADERS += ledwidget.h localeselector.h validatorwidget.h
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# install
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target.path = $$[QT_INSTALL_EXAMPLES]/widgets/widgets/validators
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122
examples/widgets/widgets/validators/validatorwidget.cpp
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122
examples/widgets/widgets/validators/validatorwidget.cpp
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@ -0,0 +1,122 @@
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/****************************************************************************
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**
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** Copyright (C) 2018 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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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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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** 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 The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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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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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "validatorwidget.h"
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#include <QtWidgets>
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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, &LocaleSelector::localeSelected,
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this, &ValidatorWidget::setLocale);
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connect(localeSelector, &LocaleSelector::localeSelected,
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this, &ValidatorWidget::updateValidator);
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connect(localeSelector, &LocaleSelector::localeSelected,
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this, &ValidatorWidget::updateDoubleValidator);
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connect(minVal, &QSpinBox::editingFinished,
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this, &ValidatorWidget::updateValidator);
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connect(maxVal, &QSpinBox::editingFinished,
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this, &ValidatorWidget::updateValidator);
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connect(editor, &QLineEdit::editingFinished,
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ledWidget, &LEDWidget::flash);
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connect(doubleMaxVal, &QDoubleSpinBox::editingFinished,
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this, &ValidatorWidget::updateDoubleValidator);
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connect(doubleMinVal, &QDoubleSpinBox::editingFinished,
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this, &ValidatorWidget::updateDoubleValidator);
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connect(doubleDecimals, QOverload<int>::of(&QSpinBox::valueChanged),
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this, &ValidatorWidget::updateDoubleValidator);
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connect(doubleFormat, QOverload<int>::of(&QComboBox::activated),
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this, &ValidatorWidget::updateDoubleValidator);
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connect(doubleEditor, &QLineEdit::editingFinished,
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doubleLedWidget, &LEDWidget::flash);
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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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delete editor->validator();
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editor->setValidator(v);
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QString s = editor->text();
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int i = 0;
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if (v->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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delete doubleEditor->validator();
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doubleEditor->setValidator(v);
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QString s = doubleEditor->text();
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int i = 0;
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if (v->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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64
examples/widgets/widgets/validators/validatorwidget.h
Normal file
64
examples/widgets/widgets/validators/validatorwidget.h
Normal file
@ -0,0 +1,64 @@
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/****************************************************************************
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**
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** Copyright (C) 2018 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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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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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** 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 The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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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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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QWidget>
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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 = nullptr);
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private slots:
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void updateValidator();
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void updateDoubleValidator();
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};
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