preferencesdialog.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
#include "preferencesdialog.h"
#include "ui_preferencesdialog.h"
#include "qdesigner_appearanceoptions.h"
 
#include <QtDesigner/abstractoptionspage.h>
#include <QtDesigner/abstractformeditor.h>
 
#include <QtWidgets/qfiledialog.h>
#include <QtWidgets/qpushbutton.h>
 
QT_BEGIN_NAMESPACE
 
PreferencesDialog::PreferencesDialog(QDesignerFormEditorInterface *core, QWidget *parentWidget) :
    QDialog(parentWidget),
    m_ui(new QT_PREPEND_NAMESPACE(Ui)::PreferencesDialog())
{
    m_ui->setupUi(this);
 
    m_optionsPages = core->optionsPages();
 
    m_ui->m_optionTabWidget->clear();
    for (QDesignerOptionsPageInterface *optionsPage : std::as_const(m_optionsPages)) {
        QWidget *page = optionsPage->createPage(this);
        m_ui->m_optionTabWidget->addTab(page, optionsPage->name());
        if (QDesignerAppearanceOptionsWidget *appearanceWidget = qobject_cast<QDesignerAppearanceOptionsWidget *>(page))
            connect(appearanceWidget, &QDesignerAppearanceOptionsWidget::uiModeChanged,
                    this, &PreferencesDialog::slotUiModeChanged);
    }
 
    connect(m_ui->m_dialogButtonBox, &QDialogButtonBox::rejected, this, &PreferencesDialog::slotRejected);
    connect(m_ui->m_dialogButtonBox, &QDialogButtonBox::accepted, this, &PreferencesDialog::slotAccepted);
    connect(applyButton(), &QAbstractButton::clicked, this, &PreferencesDialog::slotApply);
}
 
PreferencesDialog::~PreferencesDialog()
{
    delete m_ui;
}
 
QPushButton *PreferencesDialog::applyButton() const
{
    return m_ui->m_dialogButtonBox->button(QDialogButtonBox::Apply);
}
 
void PreferencesDialog::slotApply()
{
    for (QDesignerOptionsPageInterface *optionsPage : std::as_const(m_optionsPages))
        optionsPage->apply();
}
 
void PreferencesDialog::slotAccepted()
{
    slotApply();
    closeOptionPages();
    accept();
}
 
void PreferencesDialog::slotRejected()
{
    closeOptionPages();
    reject();
}
 
void PreferencesDialog::slotUiModeChanged(bool modified)
{
    // Cannot "apply" a ui mode change (destroy the dialogs parent)
    applyButton()->setEnabled(!modified);
}
 
void PreferencesDialog::closeOptionPages()
{
    for (QDesignerOptionsPageInterface *optionsPage : std::as_const(m_optionsPages))
        optionsPage->finish();
}
 
QT_END_NAMESPACE