void ChannelRenderArea::resizeEvent(QResizeEvent *event)
{
/* Quick hack to prevent compiler warning. */
event = event;
/* Quick hack to force a redraw upon resize. */
generatePainterPath();
}
void MainWindow::setupDockWidgets(void)
{
int i;
QString s;
QColor color;
/* TODO: Do not create new dockWidgets if we already have them. */
/* TODO: Kill any old dockWidgets before creating new ones? */
for (i = 0; i < getNumChannels(); ++i) {
widgets[i] = new QWidget(this);
gridLayouts[i] = new QGridLayout(widgets[i]);
lineEdits[i] = new QLineEdit(this);
lineEdits[i]->setMaximumWidth(150);
lineEdits[i]->setText(s.sprintf("Channel %d", i));
/* Use random colors for the channel names for now. */
QPalette p = QPalette(QApplication::palette());
color = QColor(2 + qrand() * 16);
p.setColor(QPalette::Base, color);
lineEdits[i]->setPalette(p);
gridLayouts[i]->addWidget(lineEdits[i], i, 1);
channelRenderAreas[i] = new ChannelRenderArea(this);
channelRenderAreas[i]->setSizePolicy(QSizePolicy::Minimum,
QSizePolicy::MinimumExpanding);
channelRenderAreas[i]->setChannelNumber(i);
channelRenderAreas[i]->setChannelColor(color);
gridLayouts[i]->addWidget(channelRenderAreas[i], i, 2);
dockWidgets[i] = new QDockWidget(this);
dockWidgets[i]->setAllowedAreas(Qt::RightDockWidgetArea);
dockWidgets[i]->setFeatures(
QDockWidget::DockWidgetClosable |
QDockWidget::DockWidgetMovable |
QDockWidget::DockWidgetFloatable |
QDockWidget::DockWidgetVerticalTitleBar);
dockWidgets[i]->setWidget(widgets[i]);
addDockWidget(Qt::RightDockWidgetArea, dockWidgets[i]);
/* Update labels upon changes. */
QObject::connect(channelRenderAreas[i],
SIGNAL(sampleStartChanged(QString)),
ui->labelSampleStart, SLOT(setText(QString)));
QObject::connect(channelRenderAreas[i],
SIGNAL(sampleEndChanged(QString)),
ui->labelSampleEnd, SLOT(setText(QString)));
QObject::connect(channelRenderAreas[i],
SIGNAL(zoomFactorChanged(QString)),
ui->labelZoomFactor, SLOT(setText(QString)));
/* Redraw channels upon changes. */
QObject::connect(channelRenderAreas[i],
SIGNAL(sampleStartChanged(QString)),
channelRenderAreas[i], SLOT(generatePainterPath()));
QObject::connect(channelRenderAreas[i],
SIGNAL(sampleEndChanged(QString)),
channelRenderAreas[i], SLOT(generatePainterPath()));
QObject::connect(channelRenderAreas[i],
SIGNAL(zoomFactorChanged(QString)),
channelRenderAreas[i], SLOT(generatePainterPath()));
// dockWidgets[i]->show();
#if 0
/* If the user renames a channel, adapt the dock title. */
QObject::connect(lineEdits[i], SIGNAL(textChanged(QString)),
dockWidgets[i], SLOT(setWindowTitle(QString)));
#endif
}
}
void MainWindow::setupDockWidgets(void)
{
/* TODO: Do not create new dockWidgets if we already have them. */
/* TODO: Kill any old dockWidgets before creating new ones? */
for (int i = 0; i < getNumChannels(); ++i) {
channelForms[i] = new ChannelForm(this);
channelForms[i]->setChannelNumber(i);
dockWidgets[i] = new QDockWidget(this);
dockWidgets[i]->setAllowedAreas(Qt::BottomDockWidgetArea);
QDockWidget::DockWidgetFeatures f;
f = QDockWidget::DockWidgetClosable |
QDockWidget::DockWidgetMovable |
QDockWidget::DockWidgetFloatable;
if (configChannelTitleBarLayout == DOCK_VERTICAL)
f |= QDockWidget::DockWidgetVerticalTitleBar;
dockWidgets[i]->setFeatures(f);
dockWidgets[i]->setWidget(channelForms[i]);
addDockWidget(Qt::BottomDockWidgetArea, dockWidgets[i],
Qt::Vertical);
/* Update labels upon changes. */
QObject::connect(channelForms[i],
SIGNAL(sampleStartChanged(QString)),
ui->labelSampleStart, SLOT(setText(QString)));
QObject::connect(channelForms[i],
SIGNAL(sampleEndChanged(QString)),
ui->labelSampleEnd, SLOT(setText(QString)));
QObject::connect(channelForms[i],
SIGNAL(scaleFactorChanged(QString)),
ui->labelScaleFactor, SLOT(setText(QString)));
/* Redraw channels upon changes. */
QObject::connect(channelForms[i],
SIGNAL(sampleStartChanged(QString)),
channelForms[i], SLOT(generatePainterPath()));
QObject::connect(channelForms[i],
SIGNAL(sampleEndChanged(QString)),
channelForms[i], SLOT(generatePainterPath()));
QObject::connect(channelForms[i],
SIGNAL(scaleFactorChanged(QString)),
channelForms[i], SLOT(generatePainterPath()));
// dockWidgets[i]->show();
#if 0
/* If the user renames a channel, adapt the dock title. */
QObject::connect(lineEdits[i], SIGNAL(textChanged(QString)),
dockWidgets[i], SLOT(setWindowTitle(QString)));
#endif
}
/* For now, display only one scrollbar which scrolls all channels. */
QDockWidget* scrollWidget = new QDockWidget(this);
scrollWidget->setAllowedAreas(Qt::BottomDockWidgetArea);
horizontalScrollBar = new QScrollBar(this);
horizontalScrollBar->setOrientation(Qt::Horizontal);
QDockWidget::DockWidgetFeatures f;
if (configChannelTitleBarLayout == DOCK_VERTICAL)
f |= QDockWidget::DockWidgetVerticalTitleBar;
scrollWidget->setFeatures(f);
scrollWidget->setWidget(horizontalScrollBar);
addDockWidget(Qt::BottomDockWidgetArea, scrollWidget,
Qt::Vertical);
for (int i = 0; i < getNumChannels(); ++i) {
/* The scrollbar scrolls all channels. */
connect(horizontalScrollBar, SIGNAL(valueChanged(int)),
channelForms[i], SLOT(setScrollBarValue(int)));
}
}