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# tictactoedialog.cpp Example File
designer/taskmenuextension/tictactoedialog.cpp

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     #include <QtGui>
     #include <QtDesigner>

     #include "tictactoe.h"
     #include "tictactoedialog.h"

     TicTacToeDialog::TicTacToeDialog(TicTacToe *tic, QWidget *parent)
         : QDialog(parent)
     {
         ticTacToe = tic;
         editor = new TicTacToe;
         editor->setState(ticTacToe->state());

         buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
                                          | QDialogButtonBox::Cancel
                                          | QDialogButtonBox::Reset);

         connect(buttonBox->button(QDialogButtonBox::Reset), SIGNAL(clicked()),
                 this, SLOT(resetState()));
         connect(buttonBox, SIGNAL(accepted()), this, SLOT(saveState()));
         connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));

         QVBoxLayout *mainLayout = new QVBoxLayout;
         mainLayout->addWidget(editor);
         mainLayout->addWidget(buttonBox);

         setLayout(mainLayout);
         setWindowTitle(tr("Edit State"));
     }

     QSize TicTacToeDialog::sizeHint() const
     {
         return QSize(250, 250);
     }

     void TicTacToeDialog::resetState()
     {
         editor->clearBoard();
     }

     void TicTacToeDialog::saveState()
     {
         if (QDesignerFormWindowInterface *formWindow
                 = QDesignerFormWindowInterface::findFormWindow(ticTacToe)) {
             formWindow->cursor()->setProperty("state", editor->state());
         }
         accept();
     }