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removed mention to Finland and modified temperatures in example to avoid possible copyright issues. Using fictional data now.
removed mention to Finland and modified temperatures in example to avoid possible copyright issues. Using fictional data now.
Jani Honkonen - - Load All Authors

File last commit:

r1945:f053f32e1829
r1953:19301f21f096
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window.cpp
582 lines | 18.3 KiB | text/x-c | CppLexer
/ demos / chartviewer / window.cpp
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Michal Klocek
Adds chartviewer demo
 r1746 /****************************************************************************
**
** Copyright (C) 2012 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the Qt Commercial Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial 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.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 #include "window.h"
#include "view.h"
Michal Klocek
Adds charts to chartsviewer
 r1753 #include "charts.h"
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Adds chartviewer demo
 r1746 #include <QChartView>
#include <QAreaSeries>
#include <QLegend>
#include <QGridLayout>
#include <QFormLayout>
#include <QComboBox>
#include <QSpinBox>
#include <QCheckBox>
#include <QGroupBox>
#include <QLabel>
#include <QGraphicsScene>
#include <QGraphicsGridLayout>
#include <QGraphicsLinearLayout>
#include <QGraphicsProxyWidget>
#include <QGLWidget>
#include <QApplication>
#include <QDebug>
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 r1840 #include <QMenu>
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 r1746
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 r1748 Window::Window(QWidget* parent) :
QMainWindow(parent),
m_listCount(3),
m_valueMax(10),
m_valueCount(7),
m_scene(new QGraphicsScene(this)),
m_view(0),
Michal Klocek
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 r1755 m_dataTable(Model::generateRandomData(m_listCount, m_valueMax, m_valueCount)),
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 m_form(0),
m_themeComboBox(0),
m_antialiasCheckBox(0),
m_animatedComboBox(0),
m_legendComboBox(0),
Michal Klocek
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 r1864 m_templateComboBox(0),
Michal Klocek
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 r1748 m_openGLCheckBox(0),
m_zoomCheckBox(0),
m_scrollCheckBox(0),
m_rubberBand(new QGraphicsRectItem()),
Michal Klocek
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 r1840 m_baseLayout(new QGraphicsGridLayout()),
Michal Klocek
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 r1864 m_menu(createMenu()),
Michal Klocek
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 r1840 m_state(NoState),
Michal Klocek
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 r1864 m_currentState(NoState),
m_template(0)
Michal Klocek
Adds chartviewer demo
 r1746 {
createProxyWidgets();
connectSignals();
// create layout
QGraphicsLinearLayout *settingsLayout = new QGraphicsLinearLayout();
settingsLayout->setOrientation(Qt::Vertical);
settingsLayout->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
settingsLayout->addItem(m_widgetHash["openGLCheckBox"]);
settingsLayout->addItem(m_widgetHash["antialiasCheckBox"]);
settingsLayout->addItem(m_widgetHash["themeLabel"]);
settingsLayout->addItem(m_widgetHash["themeComboBox"]);
settingsLayout->addItem(m_widgetHash["animationsLabel"]);
settingsLayout->addItem(m_widgetHash["animatedComboBox"]);
settingsLayout->addItem(m_widgetHash["legendLabel"]);
settingsLayout->addItem(m_widgetHash["legendComboBox"]);
Michal Klocek
Adds charts templates to chartviewer
 r1864 settingsLayout->addItem(m_widgetHash["templateLabel"]);
settingsLayout->addItem(m_widgetHash["templateComboBox"]);
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Adds scroll and zoom to chartviewer
 r1748 settingsLayout->addItem(m_widgetHash["scrollCheckBox"]);
settingsLayout->addItem(m_widgetHash["zoomCheckBox"]);
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Adds chartviewer demo
 r1746 settingsLayout->addStretch();
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 r1840 m_baseLayout->addItem(settingsLayout, 0, 3, 2, 1);
Michal Klocek
Adds chartviewer demo
 r1746 //create charts
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Adds charts to chartsviewer
 r1753 Charts::ChartList list = Charts::chartList();
Michal Klocek
Adds chartviewer demo
 r1746
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 r1864 for (int i = 0; i < 9; ++i) {
QChart* chart = 0;
if(i<list.size()){
chart = list.at(i)->createChart(m_dataTable);
}else{
chart = new QChart();
chart->setTitle(tr("Empty"));
}
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Adds charts create selection to chartviewer
 r1840 m_baseLayout->addItem(chart, i / 3, i % 3);
m_chartHash[chart] = i;
}
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 r1746 m_form = new QGraphicsWidget();
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 r1840 m_form->setLayout(m_baseLayout);
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 r1746 m_scene->addItem(m_form);
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 r1748 m_scene->addItem(m_rubberBand);
m_rubberBand->setVisible(false);
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Adds chartviewer demo
 r1746
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 r1748 m_view = new View(m_scene, m_form);
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 r1746 m_view->setMinimumSize(m_form->preferredSize().toSize());
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 r1748 // Set defaults
m_antialiasCheckBox->setChecked(true);
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Adds chartviewer demo
 r1746 updateUI();
setCentralWidget(m_view);
}
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 r1748 Window::~Window()
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Adds chartviewer demo
 r1746 {
}
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 r1748 void Window::connectSignals()
Michal Klocek
Adds chartviewer demo
 r1746 {
Michal Klocek
Fix layout issues with combobxes in chartsviewer
 r1754 QObject::connect(m_themeComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(updateUI()));
QObject::connect(m_antialiasCheckBox, SIGNAL(toggled(bool)), this, SLOT(updateUI()));
QObject::connect(m_openGLCheckBox, SIGNAL(toggled(bool)), this, SLOT(updateUI()));
QObject::connect(m_zoomCheckBox, SIGNAL(toggled(bool)), this, SLOT(updateUI()));
QObject::connect(m_scrollCheckBox, SIGNAL(toggled(bool)), this, SLOT(updateUI()));
QObject::connect(m_animatedComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(updateUI()));
QObject::connect(m_legendComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(updateUI()));
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 r1864 QObject::connect(m_templateComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(updateUI()));
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 r1746 }
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 r1748 void Window::createProxyWidgets()
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Adds chartviewer demo
 r1746 {
m_themeComboBox = createThemeBox();
m_antialiasCheckBox = new QCheckBox(tr("Anti-aliasing"));
m_animatedComboBox = createAnimationBox();
m_legendComboBox = createLegendBox();
m_openGLCheckBox = new QCheckBox(tr("OpenGL"));
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Adds scroll and zoom to chartviewer
 r1748 m_zoomCheckBox = new QCheckBox(tr("Zoom"));
m_scrollCheckBox = new QCheckBox(tr("Scroll"));
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 r1864 m_templateComboBox= createTempleteBox();
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Adds chartviewer demo
 r1746 m_widgetHash["themeComboBox"] = m_scene->addWidget(m_themeComboBox);
m_widgetHash["antialiasCheckBox"] = m_scene->addWidget(m_antialiasCheckBox);
m_widgetHash["animatedComboBox"] = m_scene->addWidget(m_animatedComboBox);
m_widgetHash["legendComboBox"] = m_scene->addWidget(m_legendComboBox);
m_widgetHash["openGLCheckBox"] = m_scene->addWidget(m_openGLCheckBox);
m_widgetHash["themeLabel"] = m_scene->addWidget(new QLabel("Theme"));
m_widgetHash["animationsLabel"] = m_scene->addWidget(new QLabel("Animations"));
m_widgetHash["legendLabel"] = m_scene->addWidget(new QLabel("Legend"));
Michal Klocek
Adds charts templates to chartviewer
 r1864 m_widgetHash["templateLabel"] = m_scene->addWidget(new QLabel("Chart template"));
m_widgetHash["templateComboBox"] = m_scene->addWidget(m_templateComboBox);
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 m_widgetHash["zoomCheckBox"] = m_scene->addWidget(m_zoomCheckBox);
m_widgetHash["scrollCheckBox"] = m_scene->addWidget(m_scrollCheckBox);
Michal Klocek
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 r1864
Michal Klocek
Adds chartviewer demo
 r1746 }
Michal Klocek
Fix layout issues with combobxes in chartsviewer
 r1754 QComboBox* Window::createThemeBox()
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Adds chartviewer demo
 r1746 {
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Fix layout issues with combobxes in chartsviewer
 r1754 QComboBox* themeComboBox = new ComboBox(this);
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 r1746 themeComboBox->addItem("Light", QChart::ChartThemeLight);
themeComboBox->addItem("Blue Cerulean", QChart::ChartThemeBlueCerulean);
themeComboBox->addItem("Dark", QChart::ChartThemeDark);
themeComboBox->addItem("Brown Sand", QChart::ChartThemeBrownSand);
themeComboBox->addItem("Blue NCS", QChart::ChartThemeBlueNcs);
themeComboBox->addItem("High Contrast", QChart::ChartThemeHighContrast);
themeComboBox->addItem("Blue Icy", QChart::ChartThemeBlueIcy);
return themeComboBox;
}
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 r1754 QComboBox* Window::createAnimationBox()
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Adds chartviewer demo
 r1746 {
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Fix layout issues with combobxes in chartsviewer
 r1754 QComboBox* animationComboBox = new ComboBox(this);
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Adds chartviewer demo
 r1746 animationComboBox->addItem("No Animations", QChart::NoAnimation);
animationComboBox->addItem("GridAxis Animations", QChart::GridAxisAnimations);
animationComboBox->addItem("Series Animations", QChart::SeriesAnimations);
animationComboBox->addItem("All Animations", QChart::AllAnimations);
return animationComboBox;
}
Michal Klocek
Fix layout issues with combobxes in chartsviewer
 r1754 QComboBox* Window::createLegendBox()
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Adds chartviewer demo
 r1746 {
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Fix layout issues with combobxes in chartsviewer
 r1754 QComboBox* legendComboBox = new ComboBox(this);
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Adds chartviewer demo
 r1746 legendComboBox->addItem("No Legend ", 0);
legendComboBox->addItem("Legend Top", Qt::AlignTop);
legendComboBox->addItem("Legend Bottom", Qt::AlignBottom);
legendComboBox->addItem("Legend Left", Qt::AlignLeft);
legendComboBox->addItem("Legend Right", Qt::AlignRight);
return legendComboBox;
}
Michal Klocek
Adds charts templates to chartviewer
 r1864 QComboBox* Window::createTempleteBox()
{
QComboBox* templateComboBox = new ComboBox(this);
templateComboBox->addItem("No Template", 0);
Charts::ChartList list = Charts::chartList();
QMultiMap<QString, Chart*> categoryMap;
foreach(Chart* chart, list) {
categoryMap.insertMulti(chart->category(), chart);
}
foreach(const QString& category, categoryMap.uniqueKeys()) {
templateComboBox->addItem(category, category);
}
return templateComboBox;
}
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 r1748 void Window::updateUI()
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 r1840 {
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 r1864 checkTemplate();
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Adds charts create selection to chartviewer
 r1840 checkOpenGL();
checkTheme();
checkAnimationOptions();
checkLegend();
checkState();
}
void Window::checkLegend()
{
Qt::Alignment alignment(m_legendComboBox->itemData(m_legendComboBox->currentIndex()).toInt());
if (!alignment) {
foreach (QChart *chart, m_chartHash.keys()) {
chart->legend()->hide();
}
}
else {
foreach (QChart *chart, m_chartHash.keys()) {
chart->legend()->setAlignment(alignment);
chart->legend()->show();
}
}
}
void Window::checkOpenGL()
Michal Klocek
Adds chartviewer demo
 r1746 {
bool opengl = m_openGLCheckBox->isChecked();
bool isOpengl = qobject_cast<QGLWidget*>(m_view->viewport());
if ((isOpengl && !opengl) || (!isOpengl && opengl)) {
m_view->deleteLater();
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Adds scroll and zoom to chartviewer
 r1748 m_view = new View(m_scene, m_form);
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Adds chartviewer demo
 r1746 m_view->setViewport(!opengl ? new QWidget() : new QGLWidget());
setCentralWidget(m_view);
}
Michal Klocek
Adds charts create selection to chartviewer
 r1840 bool antialias = m_antialiasCheckBox->isChecked();
if (opengl)
m_view->setRenderHint(QPainter::HighQualityAntialiasing, antialias);
else
m_view->setRenderHint(QPainter::Antialiasing, antialias);
}
void Window::checkAnimationOptions()
{
QChart::AnimationOptions options(
m_animatedComboBox->itemData(m_animatedComboBox->currentIndex()).toInt());
if (!m_chartHash.isEmpty() && m_chartHash.keys().at(0)->animationOptions() != options) {
foreach (QChart *chart, m_chartHash.keys())
chart->setAnimationOptions(options);
}
}
void Window::checkState()
{
bool scroll = m_scrollCheckBox->isChecked();
if (m_state != ScrollState && scroll) {
m_state = ScrollState;
m_zoomCheckBox->setChecked(false);
}
else if (!scroll && m_state == ScrollState) {
m_state = NoState;
}
bool zoom = m_zoomCheckBox->isChecked();
if (m_state != ZoomState && zoom) {
m_state = ZoomState;
m_scrollCheckBox->setChecked(false);
}
else if (!zoom && m_state == ZoomState) {
m_state = NoState;
}
}
Michal Klocek
Adds charts templates to chartviewer
 r1864 void Window::checkTemplate()
{
int index = m_templateComboBox->currentIndex();
if (m_template == index || index == 0)
return;
Michal Klocek
Adds donut and precent charts to chartviewer
 r1865 m_template = index;
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Adds charts templates to chartviewer
 r1864 QString category = m_templateComboBox->itemData(index).toString();
Charts::ChartList list = Charts::chartList();
QList<QChart*> qchartList = m_chartHash.keys();
foreach(QChart* qchart,qchartList){
for(int i = 0 ; i < m_baseLayout->count();++i)
{
if(m_baseLayout->itemAt(i)==qchart){
m_baseLayout->removeAt(i);
break;
}
}
}
m_chartHash.clear();
qDeleteAll(qchartList);
QChart* qchart(0);
int j=0;
for (int i = 0; i < list.size(); ++i) {
Chart* chart = list.at(i);
if (chart->category() == category && j < 9) {
qchart = list.at(i)->createChart(m_dataTable);
m_baseLayout->addItem(qchart, j / 3, j % 3);
m_chartHash[qchart] = j;
j++;
}
}
for (; j < 9; ++j) {
qchart = new QChart();
qchart->setTitle(tr("Empty"));
m_baseLayout->addItem(qchart, j / 3, j % 3);
m_chartHash[qchart] = j;
}
}
Michal Klocek
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 r1840 void Window::checkTheme()
{
Michal Klocek
Adds chartviewer demo
 r1746 QChart::ChartTheme theme = (QChart::ChartTheme) m_themeComboBox->itemData(
m_themeComboBox->currentIndex()).toInt();
Michal Klocek
Adds charts create selection to chartviewer
 r1840 foreach (QChart *chart, m_chartHash.keys())
Michal Klocek
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 r1746 chart->setTheme(theme);
QPalette pal = window()->palette();
if (theme == QChart::ChartThemeLight) {
pal.setColor(QPalette::Window, QRgb(0xf0f0f0));
pal.setColor(QPalette::WindowText, QRgb(0x404044));
}
else if (theme == QChart::ChartThemeDark) {
pal.setColor(QPalette::Window, QRgb(0x121218));
pal.setColor(QPalette::WindowText, QRgb(0xd6d6d6));
}
else if (theme == QChart::ChartThemeBlueCerulean) {
pal.setColor(QPalette::Window, QRgb(0x40434a));
pal.setColor(QPalette::WindowText, QRgb(0xd6d6d6));
}
else if (theme == QChart::ChartThemeBrownSand) {
pal.setColor(QPalette::Window, QRgb(0x9e8965));
pal.setColor(QPalette::WindowText, QRgb(0x404044));
}
else if (theme == QChart::ChartThemeBlueNcs) {
pal.setColor(QPalette::Window, QRgb(0x018bba));
pal.setColor(QPalette::WindowText, QRgb(0x404044));
}
else if (theme == QChart::ChartThemeHighContrast) {
pal.setColor(QPalette::Window, QRgb(0xffab03));
pal.setColor(QPalette::WindowText, QRgb(0x181818));
}
else if (theme == QChart::ChartThemeBlueIcy) {
pal.setColor(QPalette::Window, QRgb(0xcee7f0));
pal.setColor(QPalette::WindowText, QRgb(0x404044));
}
else {
pal.setColor(QPalette::Window, QRgb(0xf0f0f0));
pal.setColor(QPalette::WindowText, QRgb(0x404044));
}
foreach(QGraphicsProxyWidget* widget , m_widgetHash) {
widget->setPalette(pal);
}
m_view->setBackgroundBrush(pal.color((QPalette::Window)));
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 m_rubberBand->setPen(pal.color((QPalette::WindowText)));
}
void Window::mousePressEvent(QMouseEvent *event)
{
if (event->button() == Qt::LeftButton) {
m_origin = event->pos();
Michal Klocek
Adds charts create selection to chartviewer
 r1840 m_currentState = NoState;
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Adds scroll and zoom to chartviewer
 r1748
Michal Klocek
Adds charts create selection to chartviewer
 r1840 foreach (QChart *chart, m_chartHash.keys()) {
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748
QRectF geometryRect = chart->geometry();
QRectF plotArea = chart->plotArea();
plotArea.translate(geometryRect.topLeft());
if (plotArea.contains(m_origin)) {
Michal Klocek
Adds charts create selection to chartviewer
 r1840 m_currentState = m_state;
Michal Klocek
Adds charts templates to chartviewer
 r1864 if (m_currentState == NoState && m_templateComboBox->currentIndex()==0) {
handleMenu(chart);
Michal Klocek
Adds charts create selection to chartviewer
 r1840 }
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 r1748 break;
}
}
Michal Klocek
Adds charts create selection to chartviewer
 r1840 if (m_currentState == ZoomState) {
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 m_rubberBand->setRect(QRectF(m_origin, QSize()));
m_rubberBand->setVisible(true);
}
Michal Klocek
Adds charts create selection to chartviewer
 r1840
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 event->accept();
}
if (event->button() == Qt::RightButton) {
m_origin = event->pos();
Michal Klocek
Adds charts create selection to chartviewer
 r1840 m_currentState = m_state;
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 }
}
void Window::mouseMoveEvent(QMouseEvent *event)
{
Michal Klocek
Adds charts create selection to chartviewer
 r1840 if ( m_currentState != NoState) {
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748
Michal Klocek
Adds charts create selection to chartviewer
 r1840 foreach (QChart *chart, m_chartHash.keys()) {
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748
QRectF geometryRect = chart->geometry();
QRectF plotArea = chart->plotArea();
plotArea.translate(geometryRect.topLeft());
if (plotArea.contains(m_origin)) {
Michal Klocek
Adds charts create selection to chartviewer
 r1840 if (m_currentState == ScrollState) {
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 QPointF delta = m_origin - event->pos();
chart->scroll(delta.x(), -delta.y());
}
Michal Klocek
Adds charts create selection to chartviewer
 r1840 if (m_currentState == ZoomState && plotArea.contains(event->pos())) {
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 m_rubberBand->setRect(QRectF(m_origin, event->pos()).normalized());
}
break;
}
}
Michal Klocek
Adds charts create selection to chartviewer
 r1840 if(m_currentState == ScrollState) m_origin = event->pos();
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 event->accept();
}
Michal Klocek
Adds chartviewer demo
 r1746 }
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 void Window::mouseReleaseEvent(QMouseEvent *event)
{
if (event->button() == Qt::LeftButton) {
Michal Klocek
Adds charts create selection to chartviewer
 r1840 if (m_currentState == ZoomState) {
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 m_rubberBand->setVisible(false);
Michal Klocek
Adds charts create selection to chartviewer
 r1840 foreach (QChart *chart, m_chartHash.keys()) {
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748
QRectF geometryRect = chart->geometry();
QRectF plotArea = chart->plotArea();
plotArea.translate(geometryRect.topLeft());
if (plotArea.contains(m_origin)) {
QRectF rect = m_rubberBand->rect();
Michal Klocek
Fix zoom in chartviewer
 r1751 rect.translate(-geometryRect.topLeft());
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748 chart->zoomIn(rect);
break;
}
}
}
Michal Klocek
Adds charts create selection to chartviewer
 r1840
m_currentState = NoState;
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Adds scroll and zoom to chartviewer
 r1748 event->accept();
}
if (event->button() == Qt::RightButton) {
Michal Klocek
Adds charts create selection to chartviewer
 r1840 if (m_currentState == ZoomState) {
foreach (QChart *chart, m_chartHash.keys()) {
Michal Klocek
Adds scroll and zoom to chartviewer
 r1748
QRectF geometryRect = chart->geometry();
QRectF plotArea = chart->plotArea();
plotArea.translate(geometryRect.topLeft());
if (plotArea.contains(m_origin)) {
chart->zoomOut();
break;
}
}
}
}
}
Michal Klocek
Fix layout issues with combobxes in chartsviewer
 r1754
void Window::comboBoxFocused(QComboBox *combobox)
{
foreach(QGraphicsProxyWidget* widget , m_widgetHash) {
if(widget->widget()==combobox)
widget->setZValue(2.0);
else
widget->setZValue(0.0);
}
}
Michal Klocek
Adds charts create selection to chartviewer
 r1840
Michal Klocek
Adds charts templates to chartviewer
 r1864 void Window::handleMenu(QChart* qchart)
Michal Klocek
Adds charts create selection to chartviewer
 r1840 {
QAction *chosen = m_menu->exec(QCursor::pos());
if (chosen) {
Chart* chart = (Chart *) chosen->data().value<void *>();
int index = m_chartHash[qchart];
Michal Klocek
Compiltion fix for 4.7.2
 r1853 //not in 4.7.2 m_baseLayout->removeItem(qchart);
for(int i = 0 ; i < m_baseLayout->count();++i)
{
if(m_baseLayout->itemAt(i)==qchart){
m_baseLayout->removeAt(i);
break;
}
}
Michal Klocek
Adds charts create selection to chartviewer
 r1840 m_chartHash.remove(qchart);
QChart* newChart = chart->createChart(m_dataTable);
m_baseLayout->addItem(newChart, index / 3, index % 3);
m_chartHash[newChart] = index;
delete qchart;
updateUI();
}
}
Michal Klocek
Adds charts templates to chartviewer
 r1864 QMenu* Window::createMenu()
{
Charts::ChartList list = Charts::chartList();
QMultiMap<QString, Chart*> categoryMap;
QMenu* result = new QMenu(this);
foreach(Chart* chart, list) {
categoryMap.insertMulti(chart->category(), chart);
}
foreach(const QString& category, categoryMap.uniqueKeys()) {
QMenu* menu(0);
QMultiMap<QString, Chart*> subCategoryMap;
if (category.isEmpty()) {
menu = result;
}
else {
menu = new QMenu(category, this);
result->addMenu(menu);
}
foreach(Chart* chart , categoryMap.values(category)) {
subCategoryMap.insert(chart->subCategory(), chart);
}
foreach(const QString& subCategory, subCategoryMap.uniqueKeys()) {
QMenu* subMenu(0);
if (subCategory.isEmpty()) {
subMenu = menu;
}
else {
subMenu = new QMenu(subCategory, this);
menu->addMenu(subMenu);
}
foreach(Chart* chart , subCategoryMap.values(subCategory)) {
createMenuAction(subMenu, QIcon(), chart->name(),
qVariantFromValue((void *) chart));
}
}
}
return result;
}
Michal Klocek
Adds charts create selection to chartviewer
 r1840 QAction* Window::createMenuAction(QMenu *menu, const QIcon &icon, const QString &text,
const QVariant &data)
{
QAction *action = menu->addAction(icon, text);
action->setCheckable(false);
action->setData(data);
return action;
}