mirror of
https://github.com/crystalidea/qt6windows7.git
synced 2024-11-27 14:38:28 +08:00
128 lines
3.5 KiB
C++
128 lines
3.5 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include <QtWidgets>
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#include "dialog.h"
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//! [0]
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Dialog::Dialog()
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{
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createMenu();
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createHorizontalGroupBox();
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createGridGroupBox();
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createFormGroupBox();
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//! [0]
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//! [1]
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bigEditor = new QTextEdit;
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bigEditor->setPlainText(tr("This widget takes up all the remaining space "
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"in the top-level layout."));
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buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
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| QDialogButtonBox::Cancel);
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connect(buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
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connect(buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
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//! [1]
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//! [2]
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QVBoxLayout *mainLayout = new QVBoxLayout;
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//! [2] //! [3]
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mainLayout->setMenuBar(menuBar);
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//! [3] //! [4]
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mainLayout->addWidget(horizontalGroupBox);
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mainLayout->addWidget(gridGroupBox);
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mainLayout->addWidget(formGroupBox);
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mainLayout->addWidget(bigEditor);
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mainLayout->addWidget(buttonBox);
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//! [4]
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QWidget *scrollAreaContent = new QWidget;
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scrollAreaContent->setLayout(mainLayout);
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QScrollArea *scrollArea = new QScrollArea;
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scrollArea->setFrameShape(QFrame::NoFrame);
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scrollArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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scrollArea->setWidgetResizable(true);
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scrollArea->verticalScrollBar()->setStyleSheet("QScrollBar:vertical {width: 20px;}");
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scrollArea->setWidget(scrollAreaContent);
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QVBoxLayout *scrollLayout = new QVBoxLayout;
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scrollLayout->setContentsMargins(0,0,0,0);
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scrollLayout->addWidget(scrollArea);
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//! [5]
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setLayout(scrollLayout);
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setWindowTitle(tr("Basic Layouts"));
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}
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//! [5]
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//! [6]
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void Dialog::createMenu()
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{
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menuBar = new QMenuBar;
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fileMenu = new QMenu(tr("&File"), this);
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exitAction = fileMenu->addAction(tr("E&xit"));
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menuBar->addMenu(fileMenu);
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connect(exitAction, &QAction::triggered, this, &QDialog::accept);
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}
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//! [6]
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//! [7]
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void Dialog::createHorizontalGroupBox()
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{
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horizontalGroupBox = new QGroupBox(tr("Horizontal layout"));
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QHBoxLayout *layout = new QHBoxLayout;
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for (int i = 0; i < NumButtons; ++i) {
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buttons[i] = new QPushButton(tr("Button %1").arg(i + 1));
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layout->addWidget(buttons[i]);
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}
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horizontalGroupBox->setLayout(layout);
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}
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//! [7]
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//! [8]
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void Dialog::createGridGroupBox()
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{
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gridGroupBox = new QGroupBox(tr("Grid layout"));
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//! [8]
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QGridLayout *layout = new QGridLayout;
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//! [9]
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for (int i = 0; i < NumGridRows; ++i) {
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labels[i] = new QLabel(tr("Line %1:").arg(i + 1));
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lineEdits[i] = new QLineEdit;
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layout->addWidget(labels[i], i + 1, 0);
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layout->addWidget(lineEdits[i], i + 1, 1);
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}
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//! [9] //! [10]
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smallEditor = new QTextEdit;
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smallEditor->setPlainText(tr("This widget takes up about two thirds of the "
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"grid layout."));
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layout->addWidget(smallEditor, 0, 2, 4, 1);
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//! [10]
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//! [11]
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layout->setColumnStretch(1, 10);
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layout->setColumnStretch(2, 20);
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gridGroupBox->setLayout(layout);
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}
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//! [11]
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//! [12]
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void Dialog::createFormGroupBox()
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{
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formGroupBox = new QGroupBox(tr("Form layout"));
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QFormLayout *layout = new QFormLayout;
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layout->addRow(new QLabel(tr("Line 1:")), new QLineEdit);
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layout->addRow(new QLabel(tr("Line 2, long text:")), new QComboBox);
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layout->addRow(new QLabel(tr("Line 3:")), new QSpinBox);
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formGroupBox->setLayout(layout);
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}
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//! [12]
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