Qt Reference Documentation

# wateringconfigdialog.cpp Example File

help/contextsensitivehelp/wateringconfigdialog.cpp

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     #include "wateringconfigdialog.h"

     WateringConfigDialog::WateringConfigDialog()
     {
         m_ui.setupUi(this);
         m_widgetInfo.insert(m_ui.plantComboBox, tr("plants"));
         m_widgetInfo.insert(m_ui.temperatureCheckBox, tr("temperature"));
         m_widgetInfo.insert(m_ui.temperatureSpinBox, tr("temperature"));
         m_widgetInfo.insert(m_ui.rainCheckBox, tr("rain"));
         m_widgetInfo.insert(m_ui.rainSpinBox, tr("rain"));
         m_widgetInfo.insert(m_ui.startTimeEdit, tr("starting time"));
         m_widgetInfo.insert(m_ui.amountSpinBox, tr("water amount"));
         m_widgetInfo.insert(m_ui.sourceComboBox, tr("water source"));
         m_widgetInfo.insert(m_ui.filterCheckBox, tr("water filtering"));

         connect(qApp, SIGNAL(focusChanged(QWidget*,QWidget*)),
             this, SLOT(focusChanged(QWidget*,QWidget*)));
     }

     void WateringConfigDialog::focusChanged(QWidget *, QWidget *now)
     {
         if (m_widgetInfo.contains(now)) {
             m_ui.helpLabel->setText(tr("Information about %1:").arg(m_widgetInfo.value(now)));
             QStringList lst = m_widgetInfo.value(now).split(QLatin1Char(' '));
             m_ui.helpBrowser->showHelpForKeyword(lst.last());
         }
     }