window.cpp Example File | Qt Widgets 5.12.12

- Qt 5.12
- Qt Widgets
- Color Editor Factory Example
- window.cpp Example File
- Qt 5.12.12 Reference Documentation

# window.cpp Example File

itemviews/coloreditorfactory/window.cpp

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     #include <QtWidgets>

     #include "window.h"
     #include "colorlisteditor.h"

     Window::Window()
     {
         QItemEditorFactory *factory = new QItemEditorFactory;

         QItemEditorCreatorBase *colorListCreator =
             new QStandardItemEditorCreator<ColorListEditor>();

         factory->registerEditor(QVariant::Color, colorListCreator);

         QItemEditorFactory::setDefaultFactory(factory);

         createGUI();
     }

     void Window::createGUI()
     {
         QList<QPair<QString, QColor> > list;
         list << QPair<QString, QColor>(tr("Alice"), QColor("aliceblue")) <<
                 QPair<QString, QColor>(tr("Neptun"), QColor("aquamarine")) <<
                 QPair<QString, QColor>(tr("Ferdinand"), QColor("springgreen"));

         QTableWidget *table = new QTableWidget(3, 2);
         table->setHorizontalHeaderLabels(QStringList() << tr("Name")
                                                        << tr("Hair Color"));
         table->verticalHeader()->setVisible(false);
         table->resize(150, 50);

         for (int i = 0; i < 3; ++i) {
             QPair<QString, QColor> pair = list.at(i);

             QTableWidgetItem *nameItem = new QTableWidgetItem(pair.first);
             QTableWidgetItem *colorItem = new QTableWidgetItem;
             colorItem->setData(Qt::DisplayRole, pair.second);

             table->setItem(i, 0, nameItem);
             table->setItem(i, 1, colorItem);
         }
         table->resizeColumnToContents(0);
         table->horizontalHeader()->setStretchLastSection(true);

         QGridLayout *layout = new QGridLayout;
         layout->addWidget(table, 0, 0);

         setLayout(layout);

         setWindowTitle(tr("Color Editor Factory"));
     }