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Fix mouse event interception by scatter chart....
Fix mouse event interception by scatter chart. The scatter chart itself shouldn't be selectable. The scatter chart occupies the entire plot area of the chart, and therefore blocks mouse events from all items below it. Only the individual scatter markers need to be selectable. Change-Id: I664c16ced24e3fc4c068b850c8c612e2d797ee4b Reviewed-by: Titta Heikkala <titta.heikkala@theqtcompany.com>

File last commit:

r2740:377e4516d036
r2747:31ef05db7ba9
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dataseriedialog.cpp
187 lines | 6.0 KiB | text/x-c | CppLexer
/****************************************************************************
**
** Copyright (C) 2014 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.io
**
** This file is part of the Qt Charts module.
**
** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
**
****************************************************************************/
#include "dataseriedialog.h"
#include <QtWidgets/QDialogButtonBox>
#include <QtWidgets/QGridLayout>
#include <QtWidgets/QCheckBox>
#include <QtWidgets/QPushButton>
#include <QtWidgets/QGroupBox>
#include <QtWidgets/QRadioButton>
#include <QtWidgets/QLabel>
#include <QtCore/QDebug>
DataSerieDialog::DataSerieDialog(QWidget *parent) :
QDialog(parent)
{
QDialogButtonBox *addSeriesBox = new QDialogButtonBox(Qt::Horizontal);
QPushButton *b = addSeriesBox->addButton(QDialogButtonBox::Ok);
connect(b, SIGNAL(clicked()), this, SLOT(accept()));
b = addSeriesBox->addButton(QDialogButtonBox::Cancel);
connect(b, SIGNAL(clicked()), this, SLOT(reject()));
QGridLayout *grid = new QGridLayout();
m_seriesTypeSelector = seriesTypeSelector();
m_columnCountSelector = columnCountSelector();
m_rowCountSelector = rowCountSelector();
m_dataCharacteristicsSelector = dataCharacteristicsSelector();
grid->addWidget(m_seriesTypeSelector, 0, 0);
grid->addWidget(m_columnCountSelector, 0, 1);
grid->addWidget(m_rowCountSelector, 1, 1);
grid->addWidget(m_dataCharacteristicsSelector, 1, 0);
m_labelsSelector = new QCheckBox("Labels defined");
m_labelsSelector->setChecked(true);
grid->addWidget(m_labelsSelector, 2, 0);
grid->addWidget(addSeriesBox, 3, 1);
setLayout(grid);
}
QGroupBox *DataSerieDialog::seriesTypeSelector()
{
QVBoxLayout *layout = new QVBoxLayout();
QRadioButton *line = new QRadioButton("Line");
line->setChecked(true);
layout->addWidget(line);
layout->addWidget(new QRadioButton("Area"));
layout->addWidget(new QRadioButton("Pie"));
layout->addWidget(new QRadioButton("Bar"));
layout->addWidget(new QRadioButton("Stacked bar"));
layout->addWidget(new QRadioButton("Percent bar"));
layout->addWidget(new QRadioButton("Scatter"));
layout->addWidget(new QRadioButton("Spline"));
QGroupBox *groupBox = new QGroupBox("Series type");
groupBox->setLayout(layout);
selectRadio(groupBox, 0);
return groupBox;
}
QGroupBox *DataSerieDialog::columnCountSelector()
{
QVBoxLayout *layout = new QVBoxLayout();
QRadioButton *radio = new QRadioButton("1");
radio->setChecked(true);
layout->addWidget(radio);
layout->addWidget(new QRadioButton("2"));
layout->addWidget(new QRadioButton("3"));
layout->addWidget(new QRadioButton("4"));
layout->addWidget(new QRadioButton("5"));
layout->addWidget(new QRadioButton("8"));
layout->addWidget(new QRadioButton("10"));
layout->addWidget(new QRadioButton("100"));
QGroupBox *groupBox = new QGroupBox("Column count");
groupBox->setLayout(layout);
selectRadio(groupBox, 0);
return groupBox;
}
QGroupBox *DataSerieDialog::rowCountSelector()
{
QVBoxLayout *layout = new QVBoxLayout();
layout->addWidget(new QRadioButton("1"));
QRadioButton *radio = new QRadioButton("10");
radio->setChecked(true);
layout->addWidget(radio);
layout->addWidget(new QRadioButton("50"));
layout->addWidget(new QRadioButton("100"));
layout->addWidget(new QRadioButton("1000"));
layout->addWidget(new QRadioButton("10000"));
layout->addWidget(new QRadioButton("100000"));
layout->addWidget(new QRadioButton("1000000"));
QGroupBox *groupBox = new QGroupBox("Row count");
groupBox->setLayout(layout);
selectRadio(groupBox, 0);
return groupBox;
}
QGroupBox *DataSerieDialog::dataCharacteristicsSelector()
{
QVBoxLayout *layout = new QVBoxLayout();
layout->addWidget(new QRadioButton("Linear"));
layout->addWidget(new QRadioButton("Constant"));
layout->addWidget(new QRadioButton("Random"));
layout->addWidget(new QRadioButton("Sin"));
layout->addWidget(new QRadioButton("Sin + random"));
QGroupBox *groupBox = new QGroupBox("Data Characteristics");
groupBox->setLayout(layout);
selectRadio(groupBox, 0);
return groupBox;
}
void DataSerieDialog::accept()
{
accepted(radioSelection(m_seriesTypeSelector),
radioSelection(m_columnCountSelector).toInt(),
radioSelection(m_rowCountSelector).toInt(),
radioSelection(m_dataCharacteristicsSelector),
m_labelsSelector->isChecked());
QDialog::accept();
}
void DataSerieDialog::selectRadio(QGroupBox *groupBox, int defaultSelection)
{
QVBoxLayout *layout = qobject_cast<QVBoxLayout *>(groupBox->layout());
Q_ASSERT(layout);
Q_ASSERT(layout->count());
QLayoutItem *item = 0;
if (defaultSelection == -1) {
item = layout->itemAt(0);
} else if (layout->count() > defaultSelection) {
item = layout->itemAt(defaultSelection);
}
Q_ASSERT(item);
QRadioButton *radio = qobject_cast<QRadioButton *>(item->widget());
Q_ASSERT(radio);
radio->setChecked(true);
}
QString DataSerieDialog::radioSelection(QGroupBox *groupBox)
{
QString selection;
QVBoxLayout *layout = qobject_cast<QVBoxLayout *>(groupBox->layout());
Q_ASSERT(layout);
for (int i(0); i < layout->count(); i++) {
QLayoutItem *item = layout->itemAt(i);
Q_ASSERT(item);
QRadioButton *radio = qobject_cast<QRadioButton *>(item->widget());
Q_ASSERT(radio);
if (radio->isChecked()) {
selection = radio->text();
break;
}
}
qDebug() << "radioSelection: " << selection;
return selection;
}