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dialog.cpp

/****************************************************************************
**
** Copyright (C) 2004-2006 Trolltech AS. All rights reserved.
**
** This file is part of the example classes of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/

#include <QtGui>

#include "dialog.h"

Dialog::Dialog()
{
    createMenu();
    createHorizontalGroupBox();
    createGridGroupBox();

    bigEditor = new QTextEdit;
    bigEditor->setPlainText(tr("This widget takes up all the remaining space "
                               "in the top-level layout."));

    okButton = new QPushButton(tr("OK"));
    cancelButton = new QPushButton(tr("Cancel"));
    okButton->setDefault(true);

    connect(okButton, SIGNAL(clicked()), this, SLOT(accept()));
    connect(cancelButton, SIGNAL(clicked()), this, SLOT(reject()));

    QHBoxLayout *buttonLayout = new QHBoxLayout;
    buttonLayout->addStretch(1);
    buttonLayout->addWidget(okButton);
    buttonLayout->addWidget(cancelButton);

    QVBoxLayout *mainLayout = new QVBoxLayout;
    mainLayout->setMenuBar(menuBar);
    mainLayout->addWidget(horizontalGroupBox);
    mainLayout->addWidget(gridGroupBox);
    mainLayout->addWidget(bigEditor);
    mainLayout->addLayout(buttonLayout);
    setLayout(mainLayout);

    setWindowTitle(tr("Basic Layouts"));
}

void Dialog::createMenu()
{
    menuBar = new QMenuBar;

    fileMenu = new QMenu(tr("&File"), this);
    exitAction = fileMenu->addAction(tr("E&xit"));
    menuBar->addMenu(fileMenu);

    connect(exitAction, SIGNAL(triggered()), this, SLOT(accept()));
}

void Dialog::createHorizontalGroupBox()
{
    horizontalGroupBox = new QGroupBox(tr("Horizontal layout"));
    QHBoxLayout *layout = new QHBoxLayout;

    for (int i = 0; i < NumButtons; ++i) {
        buttons[i] = new QPushButton(tr("Button %1").arg(i + 1));
      layout->addWidget(buttons[i]);
    }
    horizontalGroupBox->setLayout(layout);
}

void Dialog::createGridGroupBox()
{
    gridGroupBox = new QGroupBox(tr("Grid layout"));
    QGridLayout *layout = new QGridLayout;

    for (int i = 0; i < NumGridRows; ++i) {
      labels[i] = new QLabel(tr("Line %1:").arg(i + 1));
      lineEdits[i] = new QLineEdit;
      layout->addWidget(labels[i], i + 1, 0);
      layout->addWidget(lineEdits[i], i + 1, 1);
    }

    smallEditor = new QTextEdit;
    smallEditor->setPlainText(tr("This widget takes up about two thirds of the "
                                 "grid layout."));
    layout->addWidget(smallEditor, 0, 2, 4, 1);

    layout->setColumnStretch(1, 10);
    layout->setColumnStretch(2, 20);
    gridGroupBox->setLayout(layout);
}

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