qt5base-lts/tests/manual/xembed-widgets/window.cpp

/****************************************************************************
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** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
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** This file is part of the test suite of the Qt Toolkit.
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** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
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#include <QtWidgets>

#include "window.h"

Window::Window()
{
    QGroupBox *echoGroup = new QGroupBox(tr("Echo"));

    QLabel *echoLabel = new QLabel(tr("Mode:"));
    QComboBox *echoComboBox = new QComboBox;
    echoComboBox->addItem(tr("Normal"));
    echoComboBox->addItem(tr("Password"));
    echoComboBox->addItem(tr("PasswordEchoOnEdit"));
    echoComboBox->addItem(tr("No Echo"));

    echoLineEdit = new QLineEdit;
    echoLineEdit->setFocus();

    QGroupBox *validatorGroup = new QGroupBox(tr("Validator"));

    QLabel *validatorLabel = new QLabel(tr("Type:"));
    QComboBox *validatorComboBox = new QComboBox;
    validatorComboBox->addItem(tr("No validator"));
    validatorComboBox->addItem(tr("Integer validator"));
    validatorComboBox->addItem(tr("Double validator"));

    validatorLineEdit = new QLineEdit;

    QGroupBox *alignmentGroup = new QGroupBox(tr("Alignment"));

    QLabel *alignmentLabel = new QLabel(tr("Type:"));
    QComboBox *alignmentComboBox = new QComboBox;
    alignmentComboBox->addItem(tr("Left"));
    alignmentComboBox->addItem(tr("Centered"));
    alignmentComboBox->addItem(tr("Right"));

    alignmentLineEdit = new QLineEdit;

    QGroupBox *inputMaskGroup = new QGroupBox(tr("Input mask"));

    QLabel *inputMaskLabel = new QLabel(tr("Type:"));
    QComboBox *inputMaskComboBox = new QComboBox;
    inputMaskComboBox->addItem(tr("No mask"));
    inputMaskComboBox->addItem(tr("Phone number"));
    inputMaskComboBox->addItem(tr("ISO date"));
    inputMaskComboBox->addItem(tr("License key"));

    inputMaskLineEdit = new QLineEdit;

    QGroupBox *accessGroup = new QGroupBox(tr("Access"));

    QLabel *accessLabel = new QLabel(tr("Read-only:"));
    QComboBox *accessComboBox = new QComboBox;
    accessComboBox->addItem(tr("False"));
    accessComboBox->addItem(tr("True"));

    accessLineEdit = new QLineEdit;

    connect(echoComboBox, SIGNAL(activated(int)),
            this, SLOT(echoChanged(int)));
    connect(validatorComboBox, SIGNAL(activated(int)),
            this, SLOT(validatorChanged(int)));
    connect(alignmentComboBox, SIGNAL(activated(int)),
            this, SLOT(alignmentChanged(int)));
    connect(inputMaskComboBox, SIGNAL(activated(int)),
            this, SLOT(inputMaskChanged(int)));
    connect(accessComboBox, SIGNAL(activated(int)),
            this, SLOT(accessChanged(int)));

    QGridLayout *echoLayout = new QGridLayout;
    echoLayout->addWidget(echoLabel, 0, 0);
    echoLayout->addWidget(echoComboBox, 0, 1);
    echoLayout->addWidget(echoLineEdit, 1, 0, 1, 2);
    echoGroup->setLayout(echoLayout);

    QGridLayout *validatorLayout = new QGridLayout;
    validatorLayout->addWidget(validatorLabel, 0, 0);
    validatorLayout->addWidget(validatorComboBox, 0, 1);
    validatorLayout->addWidget(validatorLineEdit, 1, 0, 1, 2);
    validatorGroup->setLayout(validatorLayout);

    QGridLayout *alignmentLayout = new QGridLayout;
    alignmentLayout->addWidget(alignmentLabel, 0, 0);
    alignmentLayout->addWidget(alignmentComboBox, 0, 1);
    alignmentLayout->addWidget(alignmentLineEdit, 1, 0, 1, 2);
    alignmentGroup-> setLayout(alignmentLayout);

    QGridLayout *inputMaskLayout = new QGridLayout;
    inputMaskLayout->addWidget(inputMaskLabel, 0, 0);
    inputMaskLayout->addWidget(inputMaskComboBox, 0, 1);
    inputMaskLayout->addWidget(inputMaskLineEdit, 1, 0, 1, 2);
    inputMaskGroup->setLayout(inputMaskLayout);

    QGridLayout *accessLayout = new QGridLayout;
    accessLayout->addWidget(accessLabel, 0, 0);
    accessLayout->addWidget(accessComboBox, 0, 1);
    accessLayout->addWidget(accessLineEdit, 1, 0, 1, 2);
    accessGroup->setLayout(accessLayout);

    QGridLayout *layout = new QGridLayout;
    layout->addWidget(echoGroup, 0, 0);
    layout->addWidget(validatorGroup, 1, 0);
    layout->addWidget(alignmentGroup, 2, 0);
    layout->addWidget(inputMaskGroup, 0, 1);
    layout->addWidget(accessGroup, 1, 1);
    setLayout(layout);

    setWindowTitle(tr("Line Edits"));
}

void Window::echoChanged(int index)
{
    switch (index) {
    case 0:
        echoLineEdit->setEchoMode(QLineEdit::Normal);
        break;
    case 1:
        echoLineEdit->setEchoMode(QLineEdit::Password);
        break;
    case 2:
        echoLineEdit->setEchoMode(QLineEdit::PasswordEchoOnEdit);
        break;
    case 3:
        echoLineEdit->setEchoMode(QLineEdit::NoEcho);
    }
}

void Window::validatorChanged(int index)
{
    switch (index) {
    case 0:
        validatorLineEdit->setValidator(0);
        break;
    case 1:
        validatorLineEdit->setValidator(new QIntValidator(
            validatorLineEdit));
        break;
    case 2:
        validatorLineEdit->setValidator(new QDoubleValidator(-999.0,
            999.0, 2, validatorLineEdit));
    }

    validatorLineEdit->clear();
}

void Window::alignmentChanged(int index)
{
    switch (index) {
    case 0:
        alignmentLineEdit->setAlignment(Qt::AlignLeft);
        break;
    case 1:
        alignmentLineEdit->setAlignment(Qt::AlignCenter);
        break;
    case 2:
        alignmentLineEdit->setAlignment(Qt::AlignRight);
    }
}

void Window::inputMaskChanged(int index)
{
    switch (index) {
    case 0:
        inputMaskLineEdit->setInputMask("");
        break;
    case 1:
        inputMaskLineEdit->setInputMask("+99 99 99 99 99;_");
        break;
    case 2:
        inputMaskLineEdit->setInputMask("0000-00-00");
        inputMaskLineEdit->setText("00000000");
        inputMaskLineEdit->setCursorPosition(0);
        break;
    case 3:
        inputMaskLineEdit->setInputMask(">AAAAA-AAAAA-AAAAA-AAAAA-AAAAA;#");
    }
}

void Window::accessChanged(int index)
{
    switch (index) {
    case 0:
        accessLineEdit->setReadOnly(false);
        break;
    case 1:
        accessLineEdit->setReadOnly(true);
    }
}