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| |
| #include <QtWidgets> |
| |
| #include "dialog.h" |
| |
| //! [0] |
| Dialog::Dialog() |
| { |
| createMenu(); |
| createHorizontalGroupBox(); |
| createGridGroupBox(); |
| createFormGroupBox(); |
| //! [0] |
| |
| //! [1] |
| bigEditor = new QTextEdit; |
| bigEditor->setPlainText(tr("This widget takes up all the remaining space " |
| "in the top-level layout.")); |
| |
| buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok |
| | QDialogButtonBox::Cancel); |
| |
| connect(buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept); |
| connect(buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject); |
| //! [1] |
| |
| //! [2] |
| QVBoxLayout *mainLayout = new QVBoxLayout; |
| //! [2] //! [3] |
| mainLayout->setMenuBar(menuBar); |
| //! [3] //! [4] |
| mainLayout->addWidget(horizontalGroupBox); |
| mainLayout->addWidget(gridGroupBox); |
| mainLayout->addWidget(formGroupBox); |
| mainLayout->addWidget(bigEditor); |
| mainLayout->addWidget(buttonBox); |
| //! [4] //! [5] |
| setLayout(mainLayout); |
| |
| setWindowTitle(tr("Basic Layouts")); |
| } |
| //! [5] |
| |
| //! [6] |
| void Dialog::createMenu() |
| { |
| menuBar = new QMenuBar; |
| |
| fileMenu = new QMenu(tr("&File"), this); |
| exitAction = fileMenu->addAction(tr("E&xit")); |
| menuBar->addMenu(fileMenu); |
| |
| connect(exitAction, &QAction::triggered, this, &QDialog::accept); |
| } |
| //! [6] |
| |
| //! [7] |
| 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); |
| } |
| //! [7] |
| |
| //! [8] |
| void Dialog::createGridGroupBox() |
| { |
| gridGroupBox = new QGroupBox(tr("Grid layout")); |
| //! [8] |
| QGridLayout *layout = new QGridLayout; |
| |
| //! [9] |
| 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); |
| } |
| |
| //! [9] //! [10] |
| smallEditor = new QTextEdit; |
| smallEditor->setPlainText(tr("This widget takes up about two thirds of the " |
| "grid layout.")); |
| layout->addWidget(smallEditor, 0, 2, 4, 1); |
| //! [10] |
| |
| //! [11] |
| layout->setColumnStretch(1, 10); |
| layout->setColumnStretch(2, 20); |
| gridGroupBox->setLayout(layout); |
| } |
| //! [11] |
| |
| //! [12] |
| void Dialog::createFormGroupBox() |
| { |
| formGroupBox = new QGroupBox(tr("Form layout")); |
| QFormLayout *layout = new QFormLayout; |
| layout->addRow(new QLabel(tr("Line 1:")), new QLineEdit); |
| layout->addRow(new QLabel(tr("Line 2, long text:")), new QComboBox); |
| layout->addRow(new QLabel(tr("Line 3:")), new QSpinBox); |
| formGroupBox->setLayout(layout); |
| } |
| //! [12] |