78f946f6dc
It's necessary to set the fieldGrowthPolicy on the QFormLayout in order to have expanding fields on the Mac. Geometry formatting with negative x and y values looks better. Display fewer decimal digits for double fields. Change-Id: Icb252c0c3fb7b605253e04c3361beba124570840 Reviewed-by: Samuel Rødal <samuel.rodal@digia.com>
115 lines
4.4 KiB
C++
115 lines
4.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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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 Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "propertyfield.h"
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#include <QDebug>
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PropertyField::PropertyField(QObject* subject, const QMetaProperty& prop, QWidget *parent) :
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QLineEdit(parent), m_subject(subject), m_lastChangeTime(QTime::currentTime()), m_prop(prop)
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{
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setReadOnly(true);
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if (prop.hasNotifySignal()) {
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QMetaMethod signal = prop.notifySignal();
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QMetaMethod updateSlot = metaObject()->method(metaObject()->indexOfSlot("propertyChanged()"));
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connect(m_subject, signal, this, updateSlot);
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}
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propertyChanged();
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}
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QString PropertyField::valueToString(QVariant val)
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{
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QString text;
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switch (val.type()) {
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case QVariant::Double:
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text = QString("%1").arg(val.toReal(), 0, 'f', 4);
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break;
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case QVariant::Size:
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text = QString("%1 x %2").arg(val.toSize().width()).arg(val.toSize().height());
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break;
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case QVariant::SizeF:
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text = QString("%1 x %2").arg(val.toSizeF().width()).arg(val.toSizeF().height());
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break;
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case QVariant::Rect: {
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QRect rect = val.toRect();
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text = QString("%1 x %2 %3%4 %5%6").arg(rect.width())
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.arg(rect.height()).arg(rect.x() < 0 ? "" : "+").arg(rect.x())
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.arg(rect.y() < 0 ? "" : "+").arg(rect.y());
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} break;
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default:
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text = val.toString();
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}
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return text;
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}
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void PropertyField::propertyChanged()
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{
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if (m_prop.isReadable()) {
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QVariant val = m_prop.read(m_subject);
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QString text = valueToString(val);
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QPalette modPalette = palette();
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// If we are seeing a value for the first time,
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// pretend it was that way for a while already.
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if (m_lastText.isEmpty()) {
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m_lastText = text;
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m_lastTextShowing = text;
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m_lastChangeTime = QTime::currentTime().addSecs(-5);
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}
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qDebug() << " " << QString::fromUtf8(m_prop.name()) << ":" << val;
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// If the value has recently changed, show the change
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if (text != m_lastText || m_lastChangeTime.elapsed() < 1000) {
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setText(m_lastTextShowing + " -> " + text);
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modPalette.setBrush(QPalette::Text, Qt::red);
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m_lastChangeTime.start();
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m_lastText = text;
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}
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// If the value hasn't changed recently, just show the current value
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else {
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setText(text);
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m_lastText = text;
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m_lastTextShowing = text;
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modPalette.setBrush(QPalette::Text, Qt::black);
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}
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setPalette(modPalette);
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}
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}
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